UI/servicemap-dynamic-protocol-filters (#1072)

* filters visble on click

* servicemap layout

* headers added
Icon changed

* flex removed , we have max size for filter

* selection only from edges

* caption changed

* removed duplicated code

* changes

Co-authored-by: Leon <>

.github/workflows/static_code_analysis.yml

@@ -10,7 +10,7 @@ permissions:
   contents: read
 
 jobs:
-  golangci:
+  go-lint:
     name: Go lint
     runs-on: ubuntu-latest
     steps:
@@ -141,7 +141,26 @@ jobs:
         with:
           version: latest
           working-directory: tap/extensions/redis
-      
+
+      - name: Check logger modified files
+        id: logger_modified_files
+        run: devops/check_modified_files.sh logger/
+
+      - name: Go lint - logger
+        uses: golangci/golangci-lint-action@v2
+        if: steps.logger_modified_files.outputs.matched == 'true'
+        with:
+          version: latest
+          working-directory: logger
+
+  es-lint:
+    name: ES lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 2
+
       - uses: actions/setup-node@v2
         with:
           node-version: 16

.gitignore

@@ -52,4 +52,7 @@ tap/extensions/*/expect
 # UI folders to ignore
 **/node_modules/**
 **/dist/**
-*.editorconfig
+*.editorconfig
+
+# Ignore *.log files
+*.log

Dockerfile

@@ -44,11 +44,18 @@ ENV CGO_ENABLED=1 GOOS=linux
 ENV GOARCH=arm64 CGO_CFLAGS="-I/work/libpcap"
 
 
+### Builder image for AArch64 to x86-64 cross-compilation
+FROM up9inc/linux-x86_64-musl-go-libpcap AS builder-from-arm64v8-to-amd64
+ENV CGO_ENABLED=1 GOOS=linux
+ENV GOARCH=amd64 CGO_CFLAGS="-I/libpcap"
+
+
 ### Final builder image where the build happens
 # Possible build strategies:
 # BUILDARCH=amd64 TARGETARCH=amd64
 # BUILDARCH=arm64v8 TARGETARCH=arm64v8
 # BUILDARCH=amd64 TARGETARCH=arm64v8
+# BUILDARCH=arm64v8 TARGETARCH=amd64
 ARG BUILDARCH=amd64
 ARG TARGETARCH=amd64
 FROM builder-from-${BUILDARCH}-to-${TARGETARCH} AS builder
@@ -66,9 +73,6 @@ COPY tap/extensions/http/go.mod ../tap/extensions/http/
 COPY tap/extensions/kafka/go.mod ../tap/extensions/kafka/
 COPY tap/extensions/redis/go.mod ../tap/extensions/redis/
 RUN go mod download
-# cheap trick to make the build faster (as long as go.mod did not change)
-RUN go get github.com/patrickmn/go-cache
-RUN go list -f '{{.Path}}@{{.Version}}' -m all | sed 1d | grep -e 'go-cache' | xargs go get
 
 # Copy and build agent code
 COPY shared ../shared
@@ -90,8 +94,8 @@ RUN go build -ldflags="-extldflags=-static -s -w \
     -X 'github.com/up9inc/mizu/agent/pkg/version.Ver=${VER}'" -o mizuagent .
 
 # Download Basenine executable, verify the sha1sum
-ADD https://github.com/up9inc/basenine/releases/download/v0.7.3/basenine_linux_${GOARCH} ./basenine_linux_${GOARCH}
-ADD https://github.com/up9inc/basenine/releases/download/v0.7.3/basenine_linux_${GOARCH}.sha256 ./basenine_linux_${GOARCH}.sha256
+ADD https://github.com/up9inc/basenine/releases/download/v0.8.1/basenine_linux_${GOARCH} ./basenine_linux_${GOARCH}
+ADD https://github.com/up9inc/basenine/releases/download/v0.8.1/basenine_linux_${GOARCH}.sha256 ./basenine_linux_${GOARCH}.sha256
 
 RUN shasum -a 256 -c basenine_linux_"${GOARCH}".sha256 && \
     chmod +x ./basenine_linux_"${GOARCH}" && \

acceptanceTests/cypress/integration/testHelpers/TrafficHelper.js

@@ -57,13 +57,6 @@ export function rightOnHoverCheck(path, expectedText) {
     cy.get(`#rightSideContainer [data-cy='QueryableTooltip']`).invoke('text').should('match', new RegExp(expectedText));
 }
 
-export function checkThatAllEntriesShown() {
-    cy.get('#entries-length').then(number => {
-        if (number.text() === '1')
-            cy.get('[title="Fetch old records"]').click();
-    });
-}
-
 export function checkFilterByMethod(funcDict) {
     const {protocol, method, methodQuery, summary, summaryQuery} = funcDict;
     const summaryDict = getSummaryDict(summary, summaryQuery);
@@ -76,12 +69,7 @@ export function checkFilterByMethod(funcDict) {
         cy.get('[type="submit"]').click();
         cy.get('.w-tc-editor').should('have.attr', 'style').and('include', Cypress.env('greenFilterColor'));
 
-        cy.get('#entries-length').then(number => {
-            // if the entries list isn't expanded it expands here
-            if (number.text() === '0' || number.text() === '1') // todo change when TRA-4262 is fixed
-                cy.get('[title="Fetch old records"]').click();
-
-            cy.get('#entries-length').should('not.have.text', '0').and('not.have.text', '1').then(() => {
+            cy.get('#entries-length').should('not.have.text', '0').then(() => {
                 cy.get(`#list [id]`).then(elements => {
                     const listElmWithIdAttr = Object.values(elements);
                     let doneCheckOnFirst = false;
@@ -108,7 +96,6 @@ export function checkFilterByMethod(funcDict) {
                 });
             });
         });
-    });
 }
 
 export function getEntryId(id) {

acceptanceTests/cypress/integration/tests/IgnoredUserAgents.js

@@ -1,5 +1,4 @@
 import {
-    checkThatAllEntriesShown,
     isValueExistsInElement,
     resizeToHugeMizu,
 } from "../testHelpers/TrafficHelper";
@@ -12,13 +11,14 @@ checkEntries();
 
 function checkEntries() {
     it('checking all entries', function () {
-        checkThatAllEntriesShown();
-        resizeToHugeMizu();
+        cy.get('#entries-length').should('not.have.text', '0').then(() => {
+            resizeToHugeMizu();
 
-        cy.get('#list [id^=entry]').each(entryElement => {
-            entryElement.click();
-            cy.get('#tbody-Headers').should('be.visible');
-            isValueExistsInElement(false, 'Ignored-User-Agent', '#tbody-Headers');
+            cy.get('#list [id^=entry]').each(entryElement => {
+                entryElement.click();
+                cy.get('#tbody-Headers').should('be.visible');
+                isValueExistsInElement(false, 'Ignored-User-Agent', '#tbody-Headers');
+            });
         });
     });
 }

acceptanceTests/cypress/integration/tests/UiTest.js

@@ -218,12 +218,8 @@ function checkFilter(filterDetails) {
                 checkRightSideResponseBody();
             });
 
-            cy.get('[title="Fetch old records"]').click();
             resizeToHugeMizu();
 
-            // waiting for the entries number to load
-            cy.get('#entries-length', {timeout: refreshWaitTimeout}).should('have.text', totalEntries);
-
             // checking only 'leftTextCheck' on all entries because the rest of the checks require more time
             cy.get(`#list [id^=entry]`).each(elem => {
                 const element = elem[0];

acceptanceTests/setup.sh

@@ -1,7 +1,10 @@
 #!/bin/bash
+set -e
 
 PREFIX=$HOME/local/bin
 VERSION=v1.22.0
+TUNNEL_LOG="tunnel.log"
+PROXY_LOG="proxy.log"
 
 echo "Attempting to install minikube and assorted tools to $PREFIX"
 
@@ -11,7 +14,7 @@ if ! [ -x "$(command -v kubectl)" ]; then
   chmod +x kubectl
   mv kubectl "$PREFIX"
 else
-  echo "kubetcl is already installed"
+  echo "kubectl is already installed"
 fi
 
 if ! [ -x "$(command -v minikube)" ]; then
@@ -27,35 +30,39 @@ echo "Starting minikube..."
 minikube start
 
 echo "Creating mizu tests namespaces"
-kubectl create namespace mizu-tests
-kubectl create namespace mizu-tests2
+kubectl create namespace mizu-tests --dry-run=client -o yaml | kubectl apply -f -
+kubectl create namespace mizu-tests2 --dry-run=client -o yaml | kubectl apply -f -
 
 echo "Creating httpbin deployments"
-kubectl create deployment httpbin --image=kennethreitz/httpbin -n mizu-tests
-kubectl create deployment httpbin2 --image=kennethreitz/httpbin -n mizu-tests
+kubectl create deployment httpbin --image=kennethreitz/httpbin -n mizu-tests --dry-run=client -o yaml | kubectl apply -f -
+kubectl create deployment httpbin2 --image=kennethreitz/httpbin -n mizu-tests --dry-run=client -o yaml | kubectl apply -f -
 
-kubectl create deployment httpbin --image=kennethreitz/httpbin -n mizu-tests2
+kubectl create deployment httpbin --image=kennethreitz/httpbin -n mizu-tests2 --dry-run=client -o yaml | kubectl apply -f -
 
 echo "Creating redis deployment"
-kubectl create deployment redis --image=redis -n mizu-tests
+kubectl create deployment redis --image=redis -n mizu-tests --dry-run=client -o yaml | kubectl apply -f -
 
 echo "Creating rabbitmq deployment"
-kubectl create deployment rabbitmq --image=rabbitmq -n mizu-tests
+kubectl create deployment rabbitmq --image=rabbitmq -n mizu-tests --dry-run=client -o yaml | kubectl apply -f -
 
 echo "Creating httpbin services"
-kubectl expose deployment httpbin --type=NodePort --port=80 -n mizu-tests
-kubectl expose deployment httpbin2 --type=NodePort --port=80 -n mizu-tests
+kubectl expose deployment httpbin --type=NodePort --port=80 -n mizu-tests --dry-run=client -o yaml | kubectl apply -f -
+kubectl expose deployment httpbin2 --type=NodePort --port=80 -n mizu-tests --dry-run=client -o yaml | kubectl apply -f -
 
-kubectl expose deployment httpbin --type=NodePort --port=80 -n mizu-tests2
+kubectl expose deployment httpbin --type=NodePort --port=80 -n mizu-tests2 --dry-run=client -o yaml | kubectl apply -f -
 
 echo "Creating redis service"
-kubectl expose deployment redis --type=LoadBalancer --port=6379 -n mizu-tests
+kubectl expose deployment redis --type=LoadBalancer --port=6379 -n mizu-tests --dry-run=client -o yaml | kubectl apply -f -
 
 echo "Creating rabbitmq service"
-kubectl expose deployment rabbitmq --type=LoadBalancer --port=5672 -n mizu-tests
+kubectl expose deployment rabbitmq --type=LoadBalancer --port=5672 -n mizu-tests --dry-run=client -o yaml | kubectl apply -f -
 
+# TODO: need to understand how to fail if address already in use
 echo "Starting proxy"
-kubectl proxy --port=8080 &
+rm -f ${PROXY_LOG}
+kubectl proxy --port=8080 > ${PROXY_LOG} &
+PID1=$!
+echo "kubectl proxy process id is ${PID1} and log of proxy in ${PROXY_LOG}"
 
 if [[ -z "${CI}" ]]; then
   echo "Setting env var of mizu ci image"
@@ -71,5 +78,9 @@ minikube image load "${MIZU_CI_IMAGE}"
 echo "Build cli"
 cd cli && make build GIT_BRANCH=ci SUFFIX=ci
 
+# TODO: need to understand how to fail if password is asked (sudo)
 echo "Starting tunnel"
-minikube tunnel &
+rm -f ${TUNNEL_LOG}
+minikube tunnel > ${TUNNEL_LOG} &
+PID2=$!
+echo "Minikube tunnel process id is ${PID2} and log of tunnel in ${TUNNEL_LOG}"

agent/go.mod

@@ -20,7 +20,7 @@ require (
 	github.com/op/go-logging v0.0.0-20160315200505-970db520ece7
 	github.com/orcaman/concurrent-map v1.0.0
 	github.com/stretchr/testify v1.7.0
-	github.com/up9inc/basenine/client/go v0.0.0-20220419100955-e2ca51087607
+	github.com/up9inc/basenine/client/go v0.0.0-20220508080324-c66c4e1b9337
 	github.com/up9inc/mizu/logger v0.0.0
 	github.com/up9inc/mizu/shared v0.0.0
 	github.com/up9inc/mizu/tap v0.0.0
@@ -76,6 +76,7 @@ require (
 	github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
 	github.com/googleapis/gnostic v0.5.5 // indirect
 	github.com/gregjones/httpcache v0.0.0-20190611155906-901d90724c79 // indirect
+	github.com/hashicorp/golang-lru v0.5.4 // indirect
 	github.com/imdario/mergo v0.3.12 // indirect
 	github.com/inconshreveable/mousetrap v1.0.0 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
@@ -85,6 +86,7 @@ require (
 	github.com/liggitt/tabwriter v0.0.0-20181228230101-89fcab3d43de // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/mattn/go-isatty v0.0.14 // indirect
+	github.com/mertyildiran/gqlparser/v2 v2.4.6 // indirect
 	github.com/mitchellh/go-wordwrap v1.0.1 // indirect
 	github.com/moby/spdystream v0.2.0 // indirect
 	github.com/moby/term v0.0.0-20210619224110-3f7ff695adc6 // indirect
@@ -110,7 +112,7 @@ require (
 	github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74 // indirect
 	github.com/xlab/treeprint v1.1.0 // indirect
 	go.starlark.net v0.0.0-20220203230714-bb14e151c28f // indirect
-	golang.org/x/crypto v0.0.0-20220208050332-20e1d8d225ab // indirect
+	golang.org/x/crypto v0.0.0-20220314234659-1baeb1ce4c0b // indirect
 	golang.org/x/net v0.0.0-20220127200216-cd36cc0744dd // indirect
 	golang.org/x/oauth2 v0.0.0-20211104180415-d3ed0bb246c8 // indirect
 	golang.org/x/sys v0.0.0-20220207234003-57398862261d // indirect

agent/go.sum

@@ -83,6 +83,7 @@ github.com/PuerkitoBio/purell v1.1.1 h1:WEQqlqaGbrPkxLJWfBwQmfEAE1Z7ONdDLqrN38tN
 github.com/PuerkitoBio/purell v1.1.1/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
 github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 h1:d+Bc7a5rLufV/sSk/8dngufqelfh6jnri85riMAaF/M=
 github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE=
+github.com/agnivade/levenshtein v1.0.1/go.mod h1:CURSv5d9Uaml+FovSIICkLbAUZ9S4RqaHDIsdSBg7lM=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
@@ -404,6 +405,7 @@ github.com/hashicorp/go-uuid v1.0.1/go.mod h1:6SBZvOh/SIDV7/2o3Jml5SYk/TvGqwFJ/b
 github.com/hashicorp/go.net v0.0.1/go.mod h1:hjKkEWcCURg++eb33jQU7oqQcI9XDCnUzHA0oac0k90=
 github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
 github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
+github.com/hashicorp/golang-lru v0.5.4 h1:YDjusn29QI/Das2iO9M0BHnIbxPeyuCHsjMW+lJfyTc=
 github.com/hashicorp/golang-lru v0.5.4/go.mod h1:iADmTwqILo4mZ8BN3D2Q6+9jd8WM5uGBxy+E8yxSoD4=
 github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
 github.com/hashicorp/logutils v1.0.0/go.mod h1:QIAnNjmIWmVIIkWDTG1z5v++HQmx9WQRO+LraFDTW64=
@@ -493,6 +495,8 @@ github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27k
 github.com/mattn/go-runewidth v0.0.7/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
 github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369/go.mod h1:BSXmuO+STAnVfrANrmjBb36TMTDstsz7MSK+HVaYKv4=
+github.com/mertyildiran/gqlparser/v2 v2.4.6 h1:enAq4F5PYgW/rYExPNzYt7IYrrZnzrfqdywMA1QdFtM=
+github.com/mertyildiran/gqlparser/v2 v2.4.6/go.mod h1:XZId58F+XqRSmoLrdsOLgqA918oNvBzuOORruJWBjDo=
 github.com/miekg/dns v1.0.14/go.mod h1:W1PPwlIAgtquWBMBEV9nkV9Cazfe8ScdGz/Lj7v3Nrg=
 github.com/miekg/dns v1.1.26/go.mod h1:bPDLeHnStXmXAq1m/Ch/hvfNHr14JKNPMBo3VZKjuso=
 github.com/miekg/dns v1.1.41/go.mod h1:p6aan82bvRIyn+zDIv9xYNUpwa73JcSh9BKwknJysuI=
@@ -679,8 +683,8 @@ github.com/ugorji/go v1.2.6/go.mod h1:anCg0y61KIhDlPZmnH+so+RQbysYVyDko0IMgJv0Nn
 github.com/ugorji/go/codec v1.1.7/go.mod h1:Ax+UKWsSmolVDwsd+7N3ZtXu+yMGCf907BLYF3GoBXY=
 github.com/ugorji/go/codec v1.2.6 h1:7kbGefxLoDBuYXOms4yD7223OpNMMPNPZxXk5TvFcyQ=
 github.com/ugorji/go/codec v1.2.6/go.mod h1:V6TCNZ4PHqoHGFZuSG1W8nrCzzdgA2DozYxWFFpvxTw=
-github.com/up9inc/basenine/client/go v0.0.0-20220419100955-e2ca51087607 h1:UqxUSkOYOmsLZWQtMSk02ttnhdRwBRLOLt2aDiS9tEk=
-github.com/up9inc/basenine/client/go v0.0.0-20220419100955-e2ca51087607/go.mod h1:SvJGPoa/6erhUQV7kvHBwM/0x5LyO6XaG2lUaCaKiUI=
+github.com/up9inc/basenine/client/go v0.0.0-20220508080324-c66c4e1b9337 h1:eRXRZnojrZyhbiSuGHl0EPvFtWvx1ZMrsY/bSoBzYNE=
+github.com/up9inc/basenine/client/go v0.0.0-20220508080324-c66c4e1b9337/go.mod h1:SvJGPoa/6erhUQV7kvHBwM/0x5LyO6XaG2lUaCaKiUI=
 github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74 h1:gga7acRE695APm9hlsSMoOoE65U4/TcqNj90mc69Rlg=
 github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74/go.mod h1:DD4vA1DwXk04H54A1oHXtwZmA0grkVMdPxx/VGLCah0=
 github.com/wI2L/jsondiff v0.1.1 h1:r2TkoEet7E4JMO5+s1RCY2R0LrNPNHY6hbDeow2hRHw=
@@ -751,8 +755,9 @@ golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97/go.mod h1:GvvjBRRGRdwPK5y
 golang.org/x/crypto v0.0.0-20210817164053-32db794688a5/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.0.0-20211215153901-e495a2d5b3d3/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
-golang.org/x/crypto v0.0.0-20220208050332-20e1d8d225ab h1:lnZ4LoV0UMdibeCUfIB2a4uFwRu491WX/VB2reB8xNc=
 golang.org/x/crypto v0.0.0-20220208050332-20e1d8d225ab/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
+golang.org/x/crypto v0.0.0-20220314234659-1baeb1ce4c0b h1:Qwe1rC8PSniVfAFPFJeyUkB+zcysC3RgJBAGk7eqBEU=
+golang.org/x/crypto v0.0.0-20220314234659-1baeb1ce4c0b/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=

agent/pkg/api/socket_data_streamer.go

@@ -3,6 +3,7 @@ package api
 import (
 	"context"
 	"encoding/json"
+	"time"
 
 	basenine "github.com/up9inc/basenine/client/go"
 	"github.com/up9inc/mizu/agent/pkg/dependency"
@@ -38,6 +39,11 @@ func (e *BasenineEntryStreamer) Get(ctx context.Context, socketId int, params *W
 		entryStreamerSocketConnector.SendToastError(socketId, err)
 	}
 
+	leftOff, err := e.fetch(socketId, params, entryStreamerSocketConnector)
+	if err != nil {
+		logger.Log.Errorf("Fetch error: %v", err.Error())
+	}
+
 	handleDataChannel := func(c *basenine.Connection, data chan []byte) {
 		for {
 			bytes := <-data
@@ -79,7 +85,7 @@ func (e *BasenineEntryStreamer) Get(ctx context.Context, socketId int, params *W
 	go handleDataChannel(connection, data)
 	go handleMetaChannel(connection, meta)
 
-	if err = connection.Query(query, data, meta); err != nil {
+	if err = connection.Query(leftOff, query, data, meta); err != nil {
 		logger.Log.Errorf("Query mode call failed: %v", err)
 		entryStreamerSocketConnector.CleanupSocket(socketId)
 		return err
@@ -94,3 +100,61 @@ func (e *BasenineEntryStreamer) Get(ctx context.Context, socketId int, params *W
 
 	return nil
 }
+
+// Reverses a []byte slice.
+func (e *BasenineEntryStreamer) fetch(socketId int, params *WebSocketParams, connector EntryStreamerSocketConnector) (leftOff string, err error) {
+	if params.Fetch <= 0 {
+		leftOff = params.LeftOff
+		return
+	}
+
+	var data [][]byte
+	var firstMeta []byte
+	var lastMeta []byte
+	data, firstMeta, lastMeta, err = basenine.Fetch(
+		shared.BasenineHost,
+		shared.BaseninePort,
+		params.LeftOff,
+		-1,
+		params.Query,
+		params.Fetch,
+		time.Duration(params.TimeoutMs)*time.Millisecond,
+	)
+	if err != nil {
+		return
+	}
+
+	var firstMetadata *basenine.Metadata
+	err = json.Unmarshal(firstMeta, &firstMetadata)
+	if err != nil {
+		return
+	}
+	leftOff = firstMetadata.LeftOff
+
+	var lastMetadata *basenine.Metadata
+	err = json.Unmarshal(lastMeta, &lastMetadata)
+	if err != nil {
+		return
+	}
+	connector.SendMetadata(socketId, lastMetadata)
+
+	data = e.reverseBytesSlice(data)
+	for _, row := range data {
+		var entry *tapApi.Entry
+		err = json.Unmarshal(row, &entry)
+		if err != nil {
+			break
+		}
+
+		connector.SendEntry(socketId, entry, params)
+	}
+	return
+}
+
+// Reverses a []byte slice.
+func (e *BasenineEntryStreamer) reverseBytesSlice(arr [][]byte) (newArr [][]byte) {
+	for i := len(arr) - 1; i >= 0; i-- {
+		newArr = append(newArr, arr[i])
+	}
+	return newArr
+}

agent/pkg/api/socket_routes.go

@@ -34,8 +34,11 @@ type SocketConnection struct {
 }
 
 type WebSocketParams struct {
+	LeftOff           string `json:"leftOff"`
 	Query             string `json:"query"`
 	EnableFullEntries bool   `json:"enableFullEntries"`
+	Fetch             int    `json:"fetch"`
+	TimeoutMs         int    `json:"timeoutMs"`
 }
 
 var (

agent/pkg/entries/entries_provider.go

@@ -22,7 +22,7 @@ type EntriesProvider interface {
 type BasenineEntriesProvider struct{}
 
 func (e *BasenineEntriesProvider) GetEntries(entriesRequest *models.EntriesRequest) ([]*tapApi.EntryWrapper, *basenine.Metadata, error) {
-	data, meta, err := basenine.Fetch(shared.BasenineHost, shared.BaseninePort,
+	data, _, lastMeta, err := basenine.Fetch(shared.BasenineHost, shared.BaseninePort,
 		entriesRequest.LeftOff, entriesRequest.Direction, entriesRequest.Query,
 		entriesRequest.Limit, time.Duration(entriesRequest.TimeoutMs)*time.Millisecond)
 	if err != nil {
@@ -49,7 +49,7 @@ func (e *BasenineEntriesProvider) GetEntries(entriesRequest *models.EntriesReque
 	}
 
 	var metadata *basenine.Metadata
-	err = json.Unmarshal(meta, &metadata)
+	err = json.Unmarshal(lastMeta, &metadata)
 	if err != nil {
 		logger.Log.Debugf("Error recieving metadata: %v", err.Error())
 	}

agent/pkg/har/utils.go

@@ -124,8 +124,8 @@ func NewRequest(request map[string]interface{}) (harRequest *Request, err error)
 
 	postData, _ := request["postData"].(map[string]interface{})
 	mimeType := postData["mimeType"]
-	if mimeType == nil || len(mimeType.(string)) == 0 {
-		mimeType = "text/html"
+	if mimeType == nil {
+		mimeType = ""
 	}
 	text := postData["text"]
 	postDataText := ""
@@ -177,8 +177,8 @@ func NewResponse(response map[string]interface{}) (harResponse *Response, err er
 
 	content, _ := response["content"].(map[string]interface{})
 	mimeType := content["mimeType"]
-	if mimeType == nil || len(mimeType.(string)) == 0 {
-		mimeType = "text/html"
+	if mimeType == nil {
+		mimeType = ""
 	}
 	encoding := content["encoding"]
 	text := content["text"]

agent/pkg/oas/oas_generator.go

@@ -104,7 +104,7 @@ func (g *defaultOasGenerator) runGenerator() {
 	g.dbMutex.Lock()
 	defer g.dbMutex.Unlock()
 	logger.Log.Infof("Querying DB for OAS generator with query '%s'", g.entriesQuery)
-	if err := g.dbConn.Query(g.entriesQuery, dataChan, metaChan); err != nil {
+	if err := g.dbConn.Query("", g.entriesQuery, dataChan, metaChan); err != nil {
 		logger.Log.Errorf("Query mode call failed: %v", err)
 	}
 

agent/pkg/resolver/go.sum

@@ -219,8 +219,6 @@ github.com/onsi/ginkgo v1.11.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+
 github.com/onsi/gomega v0.0.0-20170829124025-dcabb60a477c/go.mod h1:C1qb7wdrVGGVU+Z6iS04AVkA3Q65CEZX59MT0QO5uiA=
 github.com/onsi/gomega v1.7.0 h1:XPnZz8VVBHjVsy1vzJmRwIcSwiUO+JFfrv/xGiigmME=
 github.com/onsi/gomega v1.7.0/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
-github.com/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaRUnok+kx1WdO15EQc=
-github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
 github.com/peterbourgon/diskv v2.0.1+incompatible h1:UBdAOUP5p4RWqPBg048CAvpKN+vxiaj6gdUUzhl4XmI=
 github.com/peterbourgon/diskv v2.0.1+incompatible/go.mod h1:uqqh8zWWbv1HBMNONnaR/tNboyR3/BZd58JJSHlUSCU=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=

agent/pkg/up9/main.go

@@ -327,7 +327,7 @@ BasenineReconnect:
 	go handleMetaChannel(&wg, connection, meta)
 	wg.Add(2)
 
-	if err = connection.Query(query, data, meta); err != nil {
+	if err = connection.Query("", query, data, meta); err != nil {
 		logger.Log.Errorf("Query mode call failed: %v", err)
 		connection.Close()
 		time.Sleep(shared.BasenineReconnectInterval * time.Second)

devops/linux-x86_64-musl-go-libpcap/Dockerfile

@@ -0,0 +1,31 @@
+FROM messense/rust-musl-cross:x86_64-musl AS builder-from-arm64v8-to-amd64
+
+ENV CROSS_TRIPLE x86_64-unknown-linux-musl
+ENV CROSS_ROOT /usr/local/musl
+
+ENV AS=${CROSS_ROOT}/bin/${CROSS_TRIPLE}-as \
+    AR=${CROSS_ROOT}/bin/${CROSS_TRIPLE}-ar \
+    CC=${CROSS_ROOT}/bin/${CROSS_TRIPLE}-gcc \
+    CPP=${CROSS_ROOT}/bin/${CROSS_TRIPLE}-cpp \
+    CXX=${CROSS_ROOT}/bin/${CROSS_TRIPLE}-g++ \
+    LD=${CROSS_ROOT}/bin/${CROSS_TRIPLE}-ld \
+    FC=${CROSS_ROOT}/bin/${CROSS_TRIPLE}-gfortran
+
+# Install Go
+WORKDIR /
+RUN curl https://go.dev/dl/go1.17.6.linux-arm64.tar.gz -Lo ./go.linux-arm64.tar.gz \
+ && curl https://go.dev/dl/go1.17.6.linux-arm64.tar.gz.asc -Lo ./go.linux-arm64.tar.gz.asc \
+ && curl https://dl.google.com/dl/linux/linux_signing_key.pub  -Lo linux_signing_key.pub \
+ && gpg --import linux_signing_key.pub && gpg --verify ./go.linux-arm64.tar.gz.asc ./go.linux-arm64.tar.gz \
+ && rm -rf /usr/local/go && tar -C /usr/local -xzf go.linux-arm64.tar.gz
+ENV PATH "$PATH:/usr/local/go/bin"
+
+# Compile libpcap from source
+RUN curl https://www.tcpdump.org/release/libpcap-1.10.1.tar.gz -Lo ./libpcap.tar.gz \
+ && curl https://www.tcpdump.org/release/libpcap-1.10.1.tar.gz.sig -Lo ./libpcap.tar.gz.sig \
+ && curl https://www.tcpdump.org/release/signing-key.asc -Lo ./signing-key.asc \
+ && gpg --import signing-key.asc && gpg --verify libpcap.tar.gz.sig libpcap.tar.gz \
+ && tar -xzf libpcap.tar.gz && mv ./libpcap-* ./libpcap
+WORKDIR /libpcap
+RUN ./configure --host=x86_64 && make \
+ && cp /libpcap/libpcap.a /usr/local/musl/lib/gcc/x86_64-unknown-linux-musl/*/

devops/linux-x86_64-musl-go-libpcap/build-push.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+set -e
+
+docker build . -t up9inc/linux-x86_64-musl-go-libpcap && docker push up9inc/linux-x86_64-musl-go-libpcap

shared/consts.go

@@ -10,7 +10,6 @@ const (
 	ValidationRulesFileName    = "validation-rules.yaml"
 	ContractFileName           = "contract-oas.yaml"
 	ConfigFileName             = "mizu-config.json"
-	GoGCEnvVar                 = "GOGC"
 	DefaultApiServerPort       = 8899
 	LogLevelEnvVar             = "LOG_LEVEL"
 	MizuAgentImageRepo         = "docker.io/up9inc/mizu"

shared/kubernetes/provider.go

@@ -768,7 +768,6 @@ func (provider *Provider) ApplyMizuTapperDaemonSet(ctx context.Context, namespac
 	agentContainer.WithEnv(
 		applyconfcore.EnvVar().WithName(shared.LogLevelEnvVar).WithValue(logLevel.String()),
 		applyconfcore.EnvVar().WithName(shared.HostModeEnvVar).WithValue("1"),
-		applyconfcore.EnvVar().WithName(shared.GoGCEnvVar).WithValue("12800"),
 		applyconfcore.EnvVar().WithName(shared.MizuFilteringOptionsEnvVar).WithValue(string(mizuApiFilteringOptionsJsonStr)),
 	)
 	agentContainer.WithEnv(

tap/api/api.go

@@ -104,11 +104,7 @@ type OutputChannelItem struct {
 	Namespace      string
 }
 
-type SuperTimer struct {
-	CaptureTime time.Time
-}
-
-type SuperIdentifier struct {
+type ProtoIdentifier struct {
 	Protocol       *Protocol
 	IsClosedOthers bool
 }
@@ -130,7 +126,7 @@ func (p *ReadProgress) Current() (n int) {
 type Dissector interface {
 	Register(*Extension)
 	Ping()
-	Dissect(b *bufio.Reader, progress *ReadProgress, capture Capture, isClient bool, tcpID *TcpID, counterPair *CounterPair, superTimer *SuperTimer, superIdentifier *SuperIdentifier, emitter Emitter, options *TrafficFilteringOptions, reqResMatcher RequestResponseMatcher) error
+	Dissect(b *bufio.Reader, reader TcpReader, options *TrafficFilteringOptions) error
 	Analyze(item *OutputChannelItem, resolvedSource string, resolvedDestination string, namespace string) *Entry
 	Summarize(entry *Entry) *BaseEntry
 	Represent(request map[string]interface{}, response map[string]interface{}) (object []byte, err error)
@@ -406,3 +402,39 @@ func (r *HTTPResponseWrapper) MarshalJSON() ([]byte, error) {
 		Response: r.Response,
 	})
 }
+
+type TcpReaderDataMsg interface {
+	GetBytes() []byte
+	GetTimestamp() time.Time
+}
+
+type TcpReader interface {
+	Read(p []byte) (int, error)
+	GetReqResMatcher() RequestResponseMatcher
+	GetIsClient() bool
+	GetReadProgress() *ReadProgress
+	GetParent() TcpStream
+	GetTcpID() *TcpID
+	GetCounterPair() *CounterPair
+	GetCaptureTime() time.Time
+	GetEmitter() Emitter
+	GetIsClosed() bool
+	GetExtension() *Extension
+}
+
+type TcpStream interface {
+	SetProtocol(protocol *Protocol)
+	GetOrigin() Capture
+	GetProtoIdentifier() *ProtoIdentifier
+	GetReqResMatchers() []RequestResponseMatcher
+	GetIsTapTarget() bool
+	GetIsClosed() bool
+}
+
+type TcpStreamMap interface {
+	Range(f func(key, value interface{}) bool)
+	Store(key, value interface{})
+	Delete(key interface{})
+	NextId() int64
+	CloseTimedoutTcpStreamChannels()
+}

tap/cleaner.go

@@ -22,7 +22,7 @@ type Cleaner struct {
 	connectionTimeout time.Duration
 	stats             CleanerStats
 	statsMutex        sync.Mutex
-	streamsMap        *tcpStreamMap
+	streamsMap        api.TcpStreamMap
 }
 
 func (cl *Cleaner) clean() {
@@ -33,13 +33,15 @@ func (cl *Cleaner) clean() {
 	flushed, closed := cl.assembler.FlushCloseOlderThan(startCleanTime.Add(-cl.connectionTimeout))
 	cl.assemblerMutex.Unlock()
 
-	cl.streamsMap.streams.Range(func(k, v interface{}) bool {
-		reqResMatcher := v.(*tcpStreamWrapper).reqResMatcher
-		if reqResMatcher == nil {
-			return true
+	cl.streamsMap.Range(func(k, v interface{}) bool {
+		reqResMatchers := v.(api.TcpStream).GetReqResMatchers()
+		for _, reqResMatcher := range reqResMatchers {
+			if reqResMatcher == nil {
+				continue
+			}
+			deleted := deleteOlderThan(reqResMatcher.GetMap(), startCleanTime.Add(-cl.connectionTimeout))
+			cl.stats.deleted += deleted
 		}
-		deleted := deleteOlderThan(reqResMatcher.GetMap(), startCleanTime.Add(-cl.connectionTimeout))
-		cl.stats.deleted += deleted
 		return true
 	})
 

tap/extensions/amqp/main.go

@@ -39,17 +39,17 @@ func (d dissecting) Ping() {
 
 const amqpRequest string = "amqp_request"
 
-func (d dissecting) Dissect(b *bufio.Reader, progress *api.ReadProgress, capture api.Capture, isClient bool, tcpID *api.TcpID, counterPair *api.CounterPair, superTimer *api.SuperTimer, superIdentifier *api.SuperIdentifier, emitter api.Emitter, options *api.TrafficFilteringOptions, _reqResMatcher api.RequestResponseMatcher) error {
+func (d dissecting) Dissect(b *bufio.Reader, reader api.TcpReader, options *api.TrafficFilteringOptions) error {
 	r := AmqpReader{b}
 
 	var remaining int
 	var header *HeaderFrame
 
 	connectionInfo := &api.ConnectionInfo{
-		ClientIP:   tcpID.SrcIP,
-		ClientPort: tcpID.SrcPort,
-		ServerIP:   tcpID.DstIP,
-		ServerPort: tcpID.DstPort,
+		ClientIP:   reader.GetTcpID().SrcIP,
+		ClientPort: reader.GetTcpID().SrcPort,
+		ServerIP:   reader.GetTcpID().DstIP,
+		ServerPort: reader.GetTcpID().DstPort,
 		IsOutgoing: true,
 	}
 
@@ -75,7 +75,7 @@ func (d dissecting) Dissect(b *bufio.Reader, progress *api.ReadProgress, capture
 	var lastMethodFrameMessage Message
 
 	for {
-		if superIdentifier.Protocol != nil && superIdentifier.Protocol != &protocol {
+		if reader.GetParent().GetProtoIdentifier().Protocol != nil && reader.GetParent().GetProtoIdentifier().Protocol != &protocol {
 			return errors.New("Identified by another protocol")
 		}
 
@@ -112,12 +112,12 @@ func (d dissecting) Dissect(b *bufio.Reader, progress *api.ReadProgress, capture
 			switch lastMethodFrameMessage.(type) {
 			case *BasicPublish:
 				eventBasicPublish.Body = f.Body
-				superIdentifier.Protocol = &protocol
-				emitAMQP(*eventBasicPublish, amqpRequest, basicMethodMap[40], connectionInfo, superTimer.CaptureTime, progress.Current(), emitter, capture)
+				reader.GetParent().SetProtocol(&protocol)
+				emitAMQP(*eventBasicPublish, amqpRequest, basicMethodMap[40], connectionInfo, reader.GetCaptureTime(), reader.GetReadProgress().Current(), reader.GetEmitter(), reader.GetParent().GetOrigin())
 			case *BasicDeliver:
 				eventBasicDeliver.Body = f.Body
-				superIdentifier.Protocol = &protocol
-				emitAMQP(*eventBasicDeliver, amqpRequest, basicMethodMap[60], connectionInfo, superTimer.CaptureTime, progress.Current(), emitter, capture)
+				reader.GetParent().SetProtocol(&protocol)
+				emitAMQP(*eventBasicDeliver, amqpRequest, basicMethodMap[60], connectionInfo, reader.GetCaptureTime(), reader.GetReadProgress().Current(), reader.GetEmitter(), reader.GetParent().GetOrigin())
 			}
 
 		case *MethodFrame:
@@ -137,8 +137,8 @@ func (d dissecting) Dissect(b *bufio.Reader, progress *api.ReadProgress, capture
 					NoWait:     m.NoWait,
 					Arguments:  m.Arguments,
 				}
-				superIdentifier.Protocol = &protocol
-				emitAMQP(*eventQueueBind, amqpRequest, queueMethodMap[20], connectionInfo, superTimer.CaptureTime, progress.Current(), emitter, capture)
+				reader.GetParent().SetProtocol(&protocol)
+				emitAMQP(*eventQueueBind, amqpRequest, queueMethodMap[20], connectionInfo, reader.GetCaptureTime(), reader.GetReadProgress().Current(), reader.GetEmitter(), reader.GetParent().GetOrigin())
 
 			case *BasicConsume:
 				eventBasicConsume := &BasicConsume{
@@ -150,8 +150,8 @@ func (d dissecting) Dissect(b *bufio.Reader, progress *api.ReadProgress, capture
 					NoWait:      m.NoWait,
 					Arguments:   m.Arguments,
 				}
-				superIdentifier.Protocol = &protocol
-				emitAMQP(*eventBasicConsume, amqpRequest, basicMethodMap[20], connectionInfo, superTimer.CaptureTime, progress.Current(), emitter, capture)
+				reader.GetParent().SetProtocol(&protocol)
+				emitAMQP(*eventBasicConsume, amqpRequest, basicMethodMap[20], connectionInfo, reader.GetCaptureTime(), reader.GetReadProgress().Current(), reader.GetEmitter(), reader.GetParent().GetOrigin())
 
 			case *BasicDeliver:
 				eventBasicDeliver.ConsumerTag = m.ConsumerTag
@@ -170,8 +170,8 @@ func (d dissecting) Dissect(b *bufio.Reader, progress *api.ReadProgress, capture
 					NoWait:     m.NoWait,
 					Arguments:  m.Arguments,
 				}
-				superIdentifier.Protocol = &protocol
-				emitAMQP(*eventQueueDeclare, amqpRequest, queueMethodMap[10], connectionInfo, superTimer.CaptureTime, progress.Current(), emitter, capture)
+				reader.GetParent().SetProtocol(&protocol)
+				emitAMQP(*eventQueueDeclare, amqpRequest, queueMethodMap[10], connectionInfo, reader.GetCaptureTime(), reader.GetReadProgress().Current(), reader.GetEmitter(), reader.GetParent().GetOrigin())
 
 			case *ExchangeDeclare:
 				eventExchangeDeclare := &ExchangeDeclare{
@@ -184,8 +184,8 @@ func (d dissecting) Dissect(b *bufio.Reader, progress *api.ReadProgress, capture
 					NoWait:     m.NoWait,
 					Arguments:  m.Arguments,
 				}
-				superIdentifier.Protocol = &protocol
-				emitAMQP(*eventExchangeDeclare, amqpRequest, exchangeMethodMap[10], connectionInfo, superTimer.CaptureTime, progress.Current(), emitter, capture)
+				reader.GetParent().SetProtocol(&protocol)
+				emitAMQP(*eventExchangeDeclare, amqpRequest, exchangeMethodMap[10], connectionInfo, reader.GetCaptureTime(), reader.GetReadProgress().Current(), reader.GetEmitter(), reader.GetParent().GetOrigin())
 
 			case *ConnectionStart:
 				eventConnectionStart := &ConnectionStart{
@@ -195,8 +195,8 @@ func (d dissecting) Dissect(b *bufio.Reader, progress *api.ReadProgress, capture
 					Mechanisms:       m.Mechanisms,
 					Locales:          m.Locales,
 				}
-				superIdentifier.Protocol = &protocol
-				emitAMQP(*eventConnectionStart, amqpRequest, connectionMethodMap[10], connectionInfo, superTimer.CaptureTime, progress.Current(), emitter, capture)
+				reader.GetParent().SetProtocol(&protocol)
+				emitAMQP(*eventConnectionStart, amqpRequest, connectionMethodMap[10], connectionInfo, reader.GetCaptureTime(), reader.GetReadProgress().Current(), reader.GetEmitter(), reader.GetParent().GetOrigin())
 
 			case *ConnectionClose:
 				eventConnectionClose := &ConnectionClose{
@@ -205,8 +205,8 @@ func (d dissecting) Dissect(b *bufio.Reader, progress *api.ReadProgress, capture
 					ClassId:   m.ClassId,
 					MethodId:  m.MethodId,
 				}
-				superIdentifier.Protocol = &protocol
-				emitAMQP(*eventConnectionClose, amqpRequest, connectionMethodMap[50], connectionInfo, superTimer.CaptureTime, progress.Current(), emitter, capture)
+				reader.GetParent().SetProtocol(&protocol)
+				emitAMQP(*eventConnectionClose, amqpRequest, connectionMethodMap[50], connectionInfo, reader.GetCaptureTime(), reader.GetReadProgress().Current(), reader.GetEmitter(), reader.GetParent().GetOrigin())
 			}
 
 		default:

tap/extensions/amqp/main_test.go

@@ -106,7 +106,6 @@ func TestDissect(t *testing.T) {
 			Request:  0,
 			Response: 0,
 		}
-		superIdentifier := &api.SuperIdentifier{}
 
 		// Request
 		pathClient := _path
@@ -122,7 +121,21 @@ func TestDissect(t *testing.T) {
 			DstPort: "2",
 		}
 		reqResMatcher := dissector.NewResponseRequestMatcher()
-		err = dissector.Dissect(bufferClient, &api.ReadProgress{}, api.Pcap, true, tcpIDClient, counterPair, &api.SuperTimer{}, superIdentifier, emitter, options, reqResMatcher)
+		stream := NewTcpStream(api.Pcap)
+		reader := NewTcpReader(
+			&api.ReadProgress{},
+			"",
+			tcpIDClient,
+			time.Time{},
+			stream,
+			true,
+			false,
+			nil,
+			emitter,
+			counterPair,
+			reqResMatcher,
+		)
+		err = dissector.Dissect(bufferClient, reader, options)
 		if err != nil && err != io.EOF && err != io.ErrUnexpectedEOF {
 			panic(err)
 		}
@@ -140,7 +153,20 @@ func TestDissect(t *testing.T) {
 			SrcPort: "2",
 			DstPort: "1",
 		}
-		err = dissector.Dissect(bufferServer, &api.ReadProgress{}, api.Pcap, false, tcpIDServer, counterPair, &api.SuperTimer{}, superIdentifier, emitter, options, reqResMatcher)
+		reader = NewTcpReader(
+			&api.ReadProgress{},
+			"",
+			tcpIDServer,
+			time.Time{},
+			stream,
+			false,
+			false,
+			nil,
+			emitter,
+			counterPair,
+			reqResMatcher,
+		)
+		err = dissector.Dissect(bufferServer, reader, options)
 		if err != nil && err != io.EOF && err != io.ErrUnexpectedEOF {
 			panic(err)
 		}

tap/extensions/amqp/tcp_reader_mock_test.go

@@ -0,0 +1,84 @@
+package amqp
+
+import (
+	"sync"
+	"time"
+
+	"github.com/up9inc/mizu/tap/api"
+)
+
+type tcpReader struct {
+	ident         string
+	tcpID         *api.TcpID
+	isClosed      bool
+	isClient      bool
+	isOutgoing    bool
+	progress      *api.ReadProgress
+	captureTime   time.Time
+	parent        api.TcpStream
+	extension     *api.Extension
+	emitter       api.Emitter
+	counterPair   *api.CounterPair
+	reqResMatcher api.RequestResponseMatcher
+	sync.Mutex
+}
+
+func NewTcpReader(progress *api.ReadProgress, ident string, tcpId *api.TcpID, captureTime time.Time, parent api.TcpStream, isClient bool, isOutgoing bool, extension *api.Extension, emitter api.Emitter, counterPair *api.CounterPair, reqResMatcher api.RequestResponseMatcher) api.TcpReader {
+	return &tcpReader{
+		progress:      progress,
+		ident:         ident,
+		tcpID:         tcpId,
+		captureTime:   captureTime,
+		parent:        parent,
+		isClient:      isClient,
+		isOutgoing:    isOutgoing,
+		extension:     extension,
+		emitter:       emitter,
+		counterPair:   counterPair,
+		reqResMatcher: reqResMatcher,
+	}
+}
+
+func (reader *tcpReader) Read(p []byte) (int, error) {
+	return 0, nil
+}
+
+func (reader *tcpReader) GetReqResMatcher() api.RequestResponseMatcher {
+	return reader.reqResMatcher
+}
+
+func (reader *tcpReader) GetIsClient() bool {
+	return reader.isClient
+}
+
+func (reader *tcpReader) GetReadProgress() *api.ReadProgress {
+	return reader.progress
+}
+
+func (reader *tcpReader) GetParent() api.TcpStream {
+	return reader.parent
+}
+
+func (reader *tcpReader) GetTcpID() *api.TcpID {
+	return reader.tcpID
+}
+
+func (reader *tcpReader) GetCounterPair() *api.CounterPair {
+	return reader.counterPair
+}
+
+func (reader *tcpReader) GetCaptureTime() time.Time {
+	return reader.captureTime
+}
+
+func (reader *tcpReader) GetEmitter() api.Emitter {
+	return reader.emitter
+}
+
+func (reader *tcpReader) GetIsClosed() bool {
+	return reader.isClosed
+}
+
+func (reader *tcpReader) GetExtension() *api.Extension {
+	return reader.extension
+}

tap/extensions/amqp/tcp_stream_mock_test.go

@@ -0,0 +1,45 @@
+package amqp
+
+import (
+	"sync"
+
+	"github.com/up9inc/mizu/tap/api"
+)
+
+type tcpStream struct {
+	isClosed        bool
+	protoIdentifier *api.ProtoIdentifier
+	isTapTarget     bool
+	origin          api.Capture
+	reqResMatchers  []api.RequestResponseMatcher
+	sync.Mutex
+}
+
+func NewTcpStream(capture api.Capture) api.TcpStream {
+	return &tcpStream{
+		origin:          capture,
+		protoIdentifier: &api.ProtoIdentifier{},
+	}
+}
+
+func (t *tcpStream) SetProtocol(protocol *api.Protocol) {}
+
+func (t *tcpStream) GetOrigin() api.Capture {
+	return t.origin
+}
+
+func (t *tcpStream) GetProtoIdentifier() *api.ProtoIdentifier {
+	return t.protoIdentifier
+}
+
+func (t *tcpStream) GetReqResMatchers() []api.RequestResponseMatcher {
+	return t.reqResMatchers
+}
+
+func (t *tcpStream) GetIsTapTarget() bool {
+	return t.isTapTarget
+}
+
+func (t *tcpStream) GetIsClosed() bool {
+	return t.isClosed
+}

tap/extensions/http/Makefile

@@ -13,4 +13,4 @@ test-pull-bin:
 
 test-pull-expect:
 	@mkdir -p expect
-	@[ "${skipexpect}" ] && echo "Skipping downloading expected JSONs" || gsutil  -o 'GSUtil:parallel_process_count=5' -o 'GSUtil:parallel_thread_count=5'  -m cp -r gs://static.up9.io/mizu/test-pcap/expect8/http/\* expect
+	@[ "${skipexpect}" ] && echo "Skipping downloading expected JSONs" || gsutil  -o 'GSUtil:parallel_process_count=5' -o 'GSUtil:parallel_thread_count=5'  -m cp -r gs://static.up9.io/mizu/test-pcap/expect9/http/\* expect

tap/extensions/http/go.mod

@@ -4,6 +4,7 @@ go 1.17
 
 require (
 	github.com/beevik/etree v1.1.0
+	github.com/mertyildiran/gqlparser/v2 v2.4.6
 	github.com/stretchr/testify v1.7.0
 	github.com/up9inc/mizu/tap/api v0.0.0
 	golang.org/x/net v0.0.0-20220127200216-cd36cc0744dd

tap/extensions/http/go.sum

@@ -1,3 +1,4 @@
+github.com/agnivade/levenshtein v1.0.1/go.mod h1:CURSv5d9Uaml+FovSIICkLbAUZ9S4RqaHDIsdSBg7lM=
 github.com/beevik/etree v1.1.0 h1:T0xke/WvNtMoCqgzPhkX2r4rjY3GDZFi+FjpRZY2Jbs=
 github.com/beevik/etree v1.1.0/go.mod h1:r8Aw8JqVegEf0w2fDnATrX9VpkMcyFeM0FhwO62wh+A=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -5,6 +6,13 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/google/martian v2.1.0+incompatible h1:/CP5g8u/VJHijgedC/Legn3BAbAaWPgecwXBIDzw5no=
 github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
+github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
+github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
+github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
+github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
+github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
+github.com/mertyildiran/gqlparser/v2 v2.4.6 h1:enAq4F5PYgW/rYExPNzYt7IYrrZnzrfqdywMA1QdFtM=
+github.com/mertyildiran/gqlparser/v2 v2.4.6/go.mod h1:XZId58F+XqRSmoLrdsOLgqA918oNvBzuOORruJWBjDo=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
@@ -18,8 +26,10 @@ golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuX
 golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
+gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b h1:h8qDotaEPuJATrMmW04NCwg7v22aHH28wwpauUhK9Oo=
 gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

tap/extensions/http/graphql.go

@@ -0,0 +1,31 @@
+package http
+
+import (
+	"encoding/json"
+
+	"github.com/mertyildiran/gqlparser/v2/ast"
+	"github.com/mertyildiran/gqlparser/v2/parser"
+)
+
+func isGraphQL(request map[string]interface{}) bool {
+	if postData, ok := request["postData"].(map[string]interface{}); ok {
+		if postData["mimeType"] == "application/json" {
+			if text, ok := postData["text"].(string); ok {
+				var data map[string]interface{}
+				if err := json.Unmarshal([]byte(text), &data); err != nil {
+					return false
+				}
+
+				if query, ok := data["query"].(string); ok {
+
+					_, err := parser.ParseQuery(&ast.Source{Name: "ff", Input: query})
+					if err == nil {
+						return true
+					}
+				}
+			}
+		}
+	}
+
+	return false
+}

tap/extensions/http/handlers.go

@@ -8,6 +8,7 @@ import (
 	"io/ioutil"
 	"net/http"
 	"strings"
+	"time"
 
 	"github.com/up9inc/mizu/tap/api"
 )
@@ -47,7 +48,7 @@ func replaceForwardedFor(item *api.OutputChannelItem) {
 	item.ConnectionInfo.ClientPort = ""
 }
 
-func handleHTTP2Stream(http2Assembler *Http2Assembler, progress *api.ReadProgress, capture api.Capture, tcpID *api.TcpID, superTimer *api.SuperTimer, emitter api.Emitter, options *api.TrafficFilteringOptions, reqResMatcher *requestResponseMatcher) error {
+func handleHTTP2Stream(http2Assembler *Http2Assembler, progress *api.ReadProgress, capture api.Capture, tcpID *api.TcpID, captureTime time.Time, emitter api.Emitter, options *api.TrafficFilteringOptions, reqResMatcher *requestResponseMatcher) error {
 	streamID, messageHTTP1, isGrpc, err := http2Assembler.readMessage()
 	if err != nil {
 		return err
@@ -66,7 +67,7 @@ func handleHTTP2Stream(http2Assembler *Http2Assembler, progress *api.ReadProgres
 			streamID,
 			"HTTP2",
 		)
-		item = reqResMatcher.registerRequest(ident, &messageHTTP1, superTimer.CaptureTime, progress.Current(), messageHTTP1.ProtoMinor)
+		item = reqResMatcher.registerRequest(ident, &messageHTTP1, captureTime, progress.Current(), messageHTTP1.ProtoMinor)
 		if item != nil {
 			item.ConnectionInfo = &api.ConnectionInfo{
 				ClientIP:   tcpID.SrcIP,
@@ -86,7 +87,7 @@ func handleHTTP2Stream(http2Assembler *Http2Assembler, progress *api.ReadProgres
 			streamID,
 			"HTTP2",
 		)
-		item = reqResMatcher.registerResponse(ident, &messageHTTP1, superTimer.CaptureTime, progress.Current(), messageHTTP1.ProtoMinor)
+		item = reqResMatcher.registerResponse(ident, &messageHTTP1, captureTime, progress.Current(), messageHTTP1.ProtoMinor)
 		if item != nil {
 			item.ConnectionInfo = &api.ConnectionInfo{
 				ClientIP:   tcpID.DstIP,
@@ -111,7 +112,7 @@ func handleHTTP2Stream(http2Assembler *Http2Assembler, progress *api.ReadProgres
 	return nil
 }
 
-func handleHTTP1ClientStream(b *bufio.Reader, progress *api.ReadProgress, capture api.Capture, tcpID *api.TcpID, counterPair *api.CounterPair, superTimer *api.SuperTimer, emitter api.Emitter, options *api.TrafficFilteringOptions, reqResMatcher *requestResponseMatcher) (switchingProtocolsHTTP2 bool, req *http.Request, err error) {
+func handleHTTP1ClientStream(b *bufio.Reader, progress *api.ReadProgress, capture api.Capture, tcpID *api.TcpID, counterPair *api.CounterPair, captureTime time.Time, emitter api.Emitter, options *api.TrafficFilteringOptions, reqResMatcher *requestResponseMatcher) (switchingProtocolsHTTP2 bool, req *http.Request, err error) {
 	req, err = http.ReadRequest(b)
 	if err != nil {
 		return
@@ -139,7 +140,7 @@ func handleHTTP1ClientStream(b *bufio.Reader, progress *api.ReadProgress, captur
 		requestCounter,
 		"HTTP1",
 	)
-	item := reqResMatcher.registerRequest(ident, req, superTimer.CaptureTime, progress.Current(), req.ProtoMinor)
+	item := reqResMatcher.registerRequest(ident, req, captureTime, progress.Current(), req.ProtoMinor)
 	if item != nil {
 		item.ConnectionInfo = &api.ConnectionInfo{
 			ClientIP:   tcpID.SrcIP,
@@ -154,7 +155,7 @@ func handleHTTP1ClientStream(b *bufio.Reader, progress *api.ReadProgress, captur
 	return
 }
 
-func handleHTTP1ServerStream(b *bufio.Reader, progress *api.ReadProgress, capture api.Capture, tcpID *api.TcpID, counterPair *api.CounterPair, superTimer *api.SuperTimer, emitter api.Emitter, options *api.TrafficFilteringOptions, reqResMatcher *requestResponseMatcher) (switchingProtocolsHTTP2 bool, err error) {
+func handleHTTP1ServerStream(b *bufio.Reader, progress *api.ReadProgress, capture api.Capture, tcpID *api.TcpID, counterPair *api.CounterPair, captureTime time.Time, emitter api.Emitter, options *api.TrafficFilteringOptions, reqResMatcher *requestResponseMatcher) (switchingProtocolsHTTP2 bool, err error) {
 	var res *http.Response
 	res, err = http.ReadResponse(b, nil)
 	if err != nil {
@@ -183,7 +184,7 @@ func handleHTTP1ServerStream(b *bufio.Reader, progress *api.ReadProgress, captur
 		responseCounter,
 		"HTTP1",
 	)
-	item := reqResMatcher.registerResponse(ident, res, superTimer.CaptureTime, progress.Current(), res.ProtoMinor)
+	item := reqResMatcher.registerResponse(ident, res, captureTime, progress.Current(), res.ProtoMinor)
 	if item != nil {
 		item.ConnectionInfo = &api.ConnectionInfo{
 			ClientIP:   tcpID.DstIP,

tap/extensions/http/main.go

@@ -71,6 +71,34 @@ var grpcProtocol api.Protocol = api.Protocol{
 	Priority:        0,
 }
 
+var graphQL1Protocol api.Protocol = api.Protocol{
+	Name:            "http",
+	LongName:        "Hypertext Transfer Protocol -- HTTP/1.1 [ GraphQL over HTTP/1.1 ]",
+	Abbreviation:    "GQL",
+	Macro:           "gql",
+	Version:         "1.1",
+	BackgroundColor: "#e10098",
+	ForegroundColor: "#ffffff",
+	FontSize:        12,
+	ReferenceLink:   "https://graphql.org/learn/serving-over-http/",
+	Ports:           []string{"80", "443", "8080"},
+	Priority:        0,
+}
+
+var graphQL2Protocol api.Protocol = api.Protocol{
+	Name:            "http",
+	LongName:        "Hypertext Transfer Protocol Version 2 (HTTP/2) [ GraphQL over HTTP/2 ]",
+	Abbreviation:    "GQL",
+	Macro:           "gql",
+	Version:         "2.0",
+	BackgroundColor: "#e10098",
+	ForegroundColor: "#ffffff",
+	FontSize:        12,
+	ReferenceLink:   "https://graphql.org/learn/serving-over-http/",
+	Ports:           []string{"80", "443", "8080", "50051"},
+	Priority:        0,
+}
+
 const (
 	TypeHttpRequest = iota
 	TypeHttpResponse
@@ -86,15 +114,15 @@ func (d dissecting) Ping() {
 	log.Printf("pong %s", http11protocol.Name)
 }
 
-func (d dissecting) Dissect(b *bufio.Reader, progress *api.ReadProgress, capture api.Capture, isClient bool, tcpID *api.TcpID, counterPair *api.CounterPair, superTimer *api.SuperTimer, superIdentifier *api.SuperIdentifier, emitter api.Emitter, options *api.TrafficFilteringOptions, _reqResMatcher api.RequestResponseMatcher) error {
-	reqResMatcher := _reqResMatcher.(*requestResponseMatcher)
+func (d dissecting) Dissect(b *bufio.Reader, reader api.TcpReader, options *api.TrafficFilteringOptions) error {
+	reqResMatcher := reader.GetReqResMatcher().(*requestResponseMatcher)
 
 	var err error
-	isHTTP2, _ := checkIsHTTP2Connection(b, isClient)
+	isHTTP2, _ := checkIsHTTP2Connection(b, reader.GetIsClient())
 
 	var http2Assembler *Http2Assembler
 	if isHTTP2 {
-		err = prepareHTTP2Connection(b, isClient)
+		err = prepareHTTP2Connection(b, reader.GetIsClient())
 		if err != nil {
 			return err
 		}
@@ -105,74 +133,74 @@ func (d dissecting) Dissect(b *bufio.Reader, progress *api.ReadProgress, capture
 	for {
 		if switchingProtocolsHTTP2 {
 			switchingProtocolsHTTP2 = false
-			isHTTP2, err = checkIsHTTP2Connection(b, isClient)
+			isHTTP2, err = checkIsHTTP2Connection(b, reader.GetIsClient())
 			if err != nil {
 				break
 			}
-			err = prepareHTTP2Connection(b, isClient)
+			err = prepareHTTP2Connection(b, reader.GetIsClient())
 			if err != nil {
 				break
 			}
 			http2Assembler = createHTTP2Assembler(b)
 		}
 
-		if superIdentifier.Protocol != nil && superIdentifier.Protocol != &http11protocol {
+		if reader.GetParent().GetProtoIdentifier().Protocol != nil && reader.GetParent().GetProtoIdentifier().Protocol != &http11protocol {
 			return errors.New("Identified by another protocol")
 		}
 
 		if isHTTP2 {
-			err = handleHTTP2Stream(http2Assembler, progress, capture, tcpID, superTimer, emitter, options, reqResMatcher)
+			err = handleHTTP2Stream(http2Assembler, reader.GetReadProgress(), reader.GetParent().GetOrigin(), reader.GetTcpID(), reader.GetCaptureTime(), reader.GetEmitter(), options, reqResMatcher)
 			if err == io.EOF || err == io.ErrUnexpectedEOF {
 				break
 			} else if err != nil {
 				continue
 			}
-			superIdentifier.Protocol = &http11protocol
-		} else if isClient {
+			reader.GetParent().SetProtocol(&http11protocol)
+		} else if reader.GetIsClient() {
 			var req *http.Request
-			switchingProtocolsHTTP2, req, err = handleHTTP1ClientStream(b, progress, capture, tcpID, counterPair, superTimer, emitter, options, reqResMatcher)
+			switchingProtocolsHTTP2, req, err = handleHTTP1ClientStream(b, reader.GetReadProgress(), reader.GetParent().GetOrigin(), reader.GetTcpID(), reader.GetCounterPair(), reader.GetCaptureTime(), reader.GetEmitter(), options, reqResMatcher)
 			if err == io.EOF || err == io.ErrUnexpectedEOF {
 				break
 			} else if err != nil {
 				continue
 			}
-			superIdentifier.Protocol = &http11protocol
+			reader.GetParent().SetProtocol(&http11protocol)
 
 			// In case of an HTTP2 upgrade, duplicate the HTTP1 request into HTTP2 with stream ID 1
 			if switchingProtocolsHTTP2 {
 				ident := fmt.Sprintf(
 					"%s_%s_%s_%s_1_%s",
-					tcpID.SrcIP,
-					tcpID.DstIP,
-					tcpID.SrcPort,
-					tcpID.DstPort,
+					reader.GetTcpID().SrcIP,
+					reader.GetTcpID().DstIP,
+					reader.GetTcpID().SrcPort,
+					reader.GetTcpID().DstPort,
 					"HTTP2",
 				)
-				item := reqResMatcher.registerRequest(ident, req, superTimer.CaptureTime, progress.Current(), req.ProtoMinor)
+				item := reqResMatcher.registerRequest(ident, req, reader.GetCaptureTime(), reader.GetReadProgress().Current(), req.ProtoMinor)
 				if item != nil {
 					item.ConnectionInfo = &api.ConnectionInfo{
-						ClientIP:   tcpID.SrcIP,
-						ClientPort: tcpID.SrcPort,
-						ServerIP:   tcpID.DstIP,
-						ServerPort: tcpID.DstPort,
+						ClientIP:   reader.GetTcpID().SrcIP,
+						ClientPort: reader.GetTcpID().SrcPort,
+						ServerIP:   reader.GetTcpID().DstIP,
+						ServerPort: reader.GetTcpID().DstPort,
 						IsOutgoing: true,
 					}
-					item.Capture = capture
-					filterAndEmit(item, emitter, options)
+					item.Capture = reader.GetParent().GetOrigin()
+					filterAndEmit(item, reader.GetEmitter(), options)
 				}
 			}
 		} else {
-			switchingProtocolsHTTP2, err = handleHTTP1ServerStream(b, progress, capture, tcpID, counterPair, superTimer, emitter, options, reqResMatcher)
+			switchingProtocolsHTTP2, err = handleHTTP1ServerStream(b, reader.GetReadProgress(), reader.GetParent().GetOrigin(), reader.GetTcpID(), reader.GetCounterPair(), reader.GetCaptureTime(), reader.GetEmitter(), options, reqResMatcher)
 			if err == io.EOF || err == io.ErrUnexpectedEOF {
 				break
 			} else if err != nil {
 				continue
 			}
-			superIdentifier.Protocol = &http11protocol
+			reader.GetParent().SetProtocol(&http11protocol)
 		}
 	}
 
-	if superIdentifier.Protocol == nil {
+	if reader.GetParent().GetProtoIdentifier().Protocol == nil {
 		return err
 	}
 
@@ -208,6 +236,14 @@ func (d dissecting) Analyze(item *api.OutputChannelItem, resolvedSource string,
 		}
 	}
 
+	if isGraphQL(reqDetails) {
+		if item.Protocol.Version == "2.0" {
+			item.Protocol = graphQL2Protocol
+		} else {
+			item.Protocol = graphQL1Protocol
+		}
+	}
+
 	if resDetails["bodySize"].(float64) < 0 {
 		resDetails["bodySize"] = 0
 	}
@@ -365,8 +401,8 @@ func representRequest(request map[string]interface{}) (repRequest []interface{})
 
 	postData, _ := request["postData"].(map[string]interface{})
 	mimeType := postData["mimeType"]
-	if mimeType == nil || len(mimeType.(string)) == 0 {
-		mimeType = "text/html"
+	if mimeType == nil {
+		mimeType = ""
 	}
 	text := postData["text"]
 	if text != nil {
@@ -447,8 +483,8 @@ func representResponse(response map[string]interface{}) (repResponse []interface
 
 	content, _ := response["content"].(map[string]interface{})
 	mimeType := content["mimeType"]
-	if mimeType == nil || len(mimeType.(string)) == 0 {
-		mimeType = "text/html"
+	if mimeType == nil {
+		mimeType = ""
 	}
 	encoding := content["encoding"]
 	text := content["text"]
@@ -481,6 +517,7 @@ func (d dissecting) Macros() map[string]string {
 		`http`:  fmt.Sprintf(`proto.name == "%s" and proto.version.startsWith("%c")`, http11protocol.Name, http11protocol.Version[0]),
 		`http2`: fmt.Sprintf(`proto.name == "%s" and proto.version == "%s"`, http11protocol.Name, http2Protocol.Version),
 		`grpc`:  fmt.Sprintf(`proto.name == "%s" and proto.version == "%s" and proto.macro == "%s"`, http11protocol.Name, grpcProtocol.Version, grpcProtocol.Macro),
+		`gql`:   fmt.Sprintf(`proto.name == "%s" and proto.macro == "%s"`, graphQL1Protocol.Name, graphQL1Protocol.Macro),
 	}
 }
 

tap/extensions/http/main_test.go

@@ -47,6 +47,7 @@ func TestMacros(t *testing.T) {
 		"http":  `proto.name == "http" and proto.version.startsWith("1")`,
 		"http2": `proto.name == "http" and proto.version == "2.0"`,
 		"grpc":  `proto.name == "http" and proto.version == "2.0" and proto.macro == "grpc"`,
+		"gql":   `proto.name == "http" and proto.macro == "gql"`,
 	}
 	dissector := NewDissector()
 	macros := dissector.Macros()
@@ -108,7 +109,6 @@ func TestDissect(t *testing.T) {
 			Request:  0,
 			Response: 0,
 		}
-		superIdentifier := &api.SuperIdentifier{}
 
 		// Request
 		pathClient := _path
@@ -124,7 +124,21 @@ func TestDissect(t *testing.T) {
 			DstPort: "2",
 		}
 		reqResMatcher := dissector.NewResponseRequestMatcher()
-		err = dissector.Dissect(bufferClient, &api.ReadProgress{}, api.Pcap, true, tcpIDClient, counterPair, &api.SuperTimer{}, superIdentifier, emitter, options, reqResMatcher)
+		stream := NewTcpStream(api.Pcap)
+		reader := NewTcpReader(
+			&api.ReadProgress{},
+			"",
+			tcpIDClient,
+			time.Time{},
+			stream,
+			true,
+			false,
+			nil,
+			emitter,
+			counterPair,
+			reqResMatcher,
+		)
+		err = dissector.Dissect(bufferClient, reader, options)
 		if err != nil && err != io.EOF && err != io.ErrUnexpectedEOF {
 			panic(err)
 		}
@@ -142,7 +156,20 @@ func TestDissect(t *testing.T) {
 			SrcPort: "2",
 			DstPort: "1",
 		}
-		err = dissector.Dissect(bufferServer, &api.ReadProgress{}, api.Pcap, false, tcpIDServer, counterPair, &api.SuperTimer{}, superIdentifier, emitter, options, reqResMatcher)
+		reader = NewTcpReader(
+			&api.ReadProgress{},
+			"",
+			tcpIDServer,
+			time.Time{},
+			stream,
+			false,
+			false,
+			nil,
+			emitter,
+			counterPair,
+			reqResMatcher,
+		)
+		err = dissector.Dissect(bufferServer, reader, options)
 		if err != nil && err != io.EOF && err != io.ErrUnexpectedEOF {
 			panic(err)
 		}

tap/extensions/http/tcp_reader_mock_test.go

@@ -0,0 +1,84 @@
+package http
+
+import (
+	"sync"
+	"time"
+
+	"github.com/up9inc/mizu/tap/api"
+)
+
+type tcpReader struct {
+	ident         string
+	tcpID         *api.TcpID
+	isClosed      bool
+	isClient      bool
+	isOutgoing    bool
+	progress      *api.ReadProgress
+	captureTime   time.Time
+	parent        api.TcpStream
+	extension     *api.Extension
+	emitter       api.Emitter
+	counterPair   *api.CounterPair
+	reqResMatcher api.RequestResponseMatcher
+	sync.Mutex
+}
+
+func NewTcpReader(progress *api.ReadProgress, ident string, tcpId *api.TcpID, captureTime time.Time, parent api.TcpStream, isClient bool, isOutgoing bool, extension *api.Extension, emitter api.Emitter, counterPair *api.CounterPair, reqResMatcher api.RequestResponseMatcher) api.TcpReader {
+	return &tcpReader{
+		progress:      progress,
+		ident:         ident,
+		tcpID:         tcpId,
+		captureTime:   captureTime,
+		parent:        parent,
+		isClient:      isClient,
+		isOutgoing:    isOutgoing,
+		extension:     extension,
+		emitter:       emitter,
+		counterPair:   counterPair,
+		reqResMatcher: reqResMatcher,
+	}
+}
+
+func (reader *tcpReader) Read(p []byte) (int, error) {
+	return 0, nil
+}
+
+func (reader *tcpReader) GetReqResMatcher() api.RequestResponseMatcher {
+	return reader.reqResMatcher
+}
+
+func (reader *tcpReader) GetIsClient() bool {
+	return reader.isClient
+}
+
+func (reader *tcpReader) GetReadProgress() *api.ReadProgress {
+	return reader.progress
+}
+
+func (reader *tcpReader) GetParent() api.TcpStream {
+	return reader.parent
+}
+
+func (reader *tcpReader) GetTcpID() *api.TcpID {
+	return reader.tcpID
+}
+
+func (reader *tcpReader) GetCounterPair() *api.CounterPair {
+	return reader.counterPair
+}
+
+func (reader *tcpReader) GetCaptureTime() time.Time {
+	return reader.captureTime
+}
+
+func (reader *tcpReader) GetEmitter() api.Emitter {
+	return reader.emitter
+}
+
+func (reader *tcpReader) GetIsClosed() bool {
+	return reader.isClosed
+}
+
+func (reader *tcpReader) GetExtension() *api.Extension {
+	return reader.extension
+}

tap/extensions/http/tcp_stream_mock_test.go

@@ -0,0 +1,45 @@
+package http
+
+import (
+	"sync"
+
+	"github.com/up9inc/mizu/tap/api"
+)
+
+type tcpStream struct {
+	isClosed        bool
+	protoIdentifier *api.ProtoIdentifier
+	isTapTarget     bool
+	origin          api.Capture
+	reqResMatchers  []api.RequestResponseMatcher
+	sync.Mutex
+}
+
+func NewTcpStream(capture api.Capture) api.TcpStream {
+	return &tcpStream{
+		origin:          capture,
+		protoIdentifier: &api.ProtoIdentifier{},
+	}
+}
+
+func (t *tcpStream) SetProtocol(protocol *api.Protocol) {}
+
+func (t *tcpStream) GetOrigin() api.Capture {
+	return t.origin
+}
+
+func (t *tcpStream) GetProtoIdentifier() *api.ProtoIdentifier {
+	return t.protoIdentifier
+}
+
+func (t *tcpStream) GetReqResMatchers() []api.RequestResponseMatcher {
+	return t.reqResMatchers
+}
+
+func (t *tcpStream) GetIsTapTarget() bool {
+	return t.isTapTarget
+}
+
+func (t *tcpStream) GetIsClosed() bool {
+	return t.isClosed
+}

tap/extensions/kafka/main.go

@@ -35,25 +35,25 @@ func (d dissecting) Ping() {
 	log.Printf("pong %s", _protocol.Name)
 }
 
-func (d dissecting) Dissect(b *bufio.Reader, progress *api.ReadProgress, capture api.Capture, isClient bool, tcpID *api.TcpID, counterPair *api.CounterPair, superTimer *api.SuperTimer, superIdentifier *api.SuperIdentifier, emitter api.Emitter, options *api.TrafficFilteringOptions, _reqResMatcher api.RequestResponseMatcher) error {
-	reqResMatcher := _reqResMatcher.(*requestResponseMatcher)
+func (d dissecting) Dissect(b *bufio.Reader, reader api.TcpReader, options *api.TrafficFilteringOptions) error {
+	reqResMatcher := reader.GetReqResMatcher().(*requestResponseMatcher)
 	for {
-		if superIdentifier.Protocol != nil && superIdentifier.Protocol != &_protocol {
+		if reader.GetParent().GetProtoIdentifier().Protocol != nil && reader.GetParent().GetProtoIdentifier().Protocol != &_protocol {
 			return errors.New("Identified by another protocol")
 		}
 
-		if isClient {
-			_, _, err := ReadRequest(b, tcpID, counterPair, superTimer, reqResMatcher)
+		if reader.GetIsClient() {
+			_, _, err := ReadRequest(b, reader.GetTcpID(), reader.GetCounterPair(), reader.GetCaptureTime(), reqResMatcher)
 			if err != nil {
 				return err
 			}
-			superIdentifier.Protocol = &_protocol
+			reader.GetParent().SetProtocol(&_protocol)
 		} else {
-			err := ReadResponse(b, capture, tcpID, counterPair, superTimer, emitter, reqResMatcher)
+			err := ReadResponse(b, reader.GetParent().GetOrigin(), reader.GetTcpID(), reader.GetCounterPair(), reader.GetCaptureTime(), reader.GetEmitter(), reqResMatcher)
 			if err != nil {
 				return err
 			}
-			superIdentifier.Protocol = &_protocol
+			reader.GetParent().SetProtocol(&_protocol)
 		}
 	}
 }

tap/extensions/kafka/main_test.go

@@ -106,7 +106,6 @@ func TestDissect(t *testing.T) {
 			Request:  0,
 			Response: 0,
 		}
-		superIdentifier := &api.SuperIdentifier{}
 
 		// Request
 		pathClient := _path
@@ -123,7 +122,21 @@ func TestDissect(t *testing.T) {
 		}
 		reqResMatcher := dissector.NewResponseRequestMatcher()
 		reqResMatcher.SetMaxTry(10)
-		err = dissector.Dissect(bufferClient, &api.ReadProgress{}, api.Pcap, true, tcpIDClient, counterPair, &api.SuperTimer{}, superIdentifier, emitter, options, reqResMatcher)
+		stream := NewTcpStream(api.Pcap)
+		reader := NewTcpReader(
+			&api.ReadProgress{},
+			"",
+			tcpIDClient,
+			time.Time{},
+			stream,
+			true,
+			false,
+			nil,
+			emitter,
+			counterPair,
+			reqResMatcher,
+		)
+		err = dissector.Dissect(bufferClient, reader, options)
 		if err != nil && err != io.EOF && err != io.ErrUnexpectedEOF {
 			log.Println(err)
 		}
@@ -141,7 +154,20 @@ func TestDissect(t *testing.T) {
 			SrcPort: "2",
 			DstPort: "1",
 		}
-		err = dissector.Dissect(bufferServer, &api.ReadProgress{}, api.Pcap, false, tcpIDServer, counterPair, &api.SuperTimer{}, superIdentifier, emitter, options, reqResMatcher)
+		reader = NewTcpReader(
+			&api.ReadProgress{},
+			"",
+			tcpIDServer,
+			time.Time{},
+			stream,
+			false,
+			false,
+			nil,
+			emitter,
+			counterPair,
+			reqResMatcher,
+		)
+		err = dissector.Dissect(bufferServer, reader, options)
 		if err != nil && err != io.EOF && err != io.ErrUnexpectedEOF {
 			log.Println(err)
 		}

tap/extensions/kafka/request.go

@@ -19,7 +19,7 @@ type Request struct {
 	CaptureTime   time.Time   `json:"captureTime"`
 }
 
-func ReadRequest(r io.Reader, tcpID *api.TcpID, counterPair *api.CounterPair, superTimer *api.SuperTimer, reqResMatcher *requestResponseMatcher) (apiKey ApiKey, apiVersion int16, err error) {
+func ReadRequest(r io.Reader, tcpID *api.TcpID, counterPair *api.CounterPair, captureTime time.Time, reqResMatcher *requestResponseMatcher) (apiKey ApiKey, apiVersion int16, err error) {
 	d := &decoder{reader: r, remain: 4}
 	size := d.readInt32()
 
@@ -206,7 +206,7 @@ func ReadRequest(r io.Reader, tcpID *api.TcpID, counterPair *api.CounterPair, su
 		ApiVersion:    apiVersion,
 		CorrelationID: correlationID,
 		ClientID:      clientID,
-		CaptureTime:   superTimer.CaptureTime,
+		CaptureTime:   captureTime,
 		Payload:       payload,
 	}
 

tap/extensions/kafka/response.go

@@ -16,7 +16,7 @@ type Response struct {
 	CaptureTime   time.Time   `json:"captureTime"`
 }
 
-func ReadResponse(r io.Reader, capture api.Capture, tcpID *api.TcpID, counterPair *api.CounterPair, superTimer *api.SuperTimer, emitter api.Emitter, reqResMatcher *requestResponseMatcher) (err error) {
+func ReadResponse(r io.Reader, capture api.Capture, tcpID *api.TcpID, counterPair *api.CounterPair, captureTime time.Time, emitter api.Emitter, reqResMatcher *requestResponseMatcher) (err error) {
 	d := &decoder{reader: r, remain: 4}
 	size := d.readInt32()
 
@@ -43,7 +43,7 @@ func ReadResponse(r io.Reader, capture api.Capture, tcpID *api.TcpID, counterPai
 		Size:          size,
 		CorrelationID: correlationID,
 		Payload:       payload,
-		CaptureTime:   superTimer.CaptureTime,
+		CaptureTime:   captureTime,
 	}
 
 	key := fmt.Sprintf(

tap/extensions/kafka/tcp_reader_mock_test.go

@@ -0,0 +1,84 @@
+package kafka
+
+import (
+	"sync"
+	"time"
+
+	"github.com/up9inc/mizu/tap/api"
+)
+
+type tcpReader struct {
+	ident         string
+	tcpID         *api.TcpID
+	isClosed      bool
+	isClient      bool
+	isOutgoing    bool
+	progress      *api.ReadProgress
+	captureTime   time.Time
+	parent        api.TcpStream
+	extension     *api.Extension
+	emitter       api.Emitter
+	counterPair   *api.CounterPair
+	reqResMatcher api.RequestResponseMatcher
+	sync.Mutex
+}
+
+func NewTcpReader(progress *api.ReadProgress, ident string, tcpId *api.TcpID, captureTime time.Time, parent api.TcpStream, isClient bool, isOutgoing bool, extension *api.Extension, emitter api.Emitter, counterPair *api.CounterPair, reqResMatcher api.RequestResponseMatcher) api.TcpReader {
+	return &tcpReader{
+		progress:      progress,
+		ident:         ident,
+		tcpID:         tcpId,
+		captureTime:   captureTime,
+		parent:        parent,
+		isClient:      isClient,
+		isOutgoing:    isOutgoing,
+		extension:     extension,
+		emitter:       emitter,
+		counterPair:   counterPair,
+		reqResMatcher: reqResMatcher,
+	}
+}
+
+func (reader *tcpReader) Read(p []byte) (int, error) {
+	return 0, nil
+}
+
+func (reader *tcpReader) GetReqResMatcher() api.RequestResponseMatcher {
+	return reader.reqResMatcher
+}
+
+func (reader *tcpReader) GetIsClient() bool {
+	return reader.isClient
+}
+
+func (reader *tcpReader) GetReadProgress() *api.ReadProgress {
+	return reader.progress
+}
+
+func (reader *tcpReader) GetParent() api.TcpStream {
+	return reader.parent
+}
+
+func (reader *tcpReader) GetTcpID() *api.TcpID {
+	return reader.tcpID
+}
+
+func (reader *tcpReader) GetCounterPair() *api.CounterPair {
+	return reader.counterPair
+}
+
+func (reader *tcpReader) GetCaptureTime() time.Time {
+	return reader.captureTime
+}
+
+func (reader *tcpReader) GetEmitter() api.Emitter {
+	return reader.emitter
+}
+
+func (reader *tcpReader) GetIsClosed() bool {
+	return reader.isClosed
+}
+
+func (reader *tcpReader) GetExtension() *api.Extension {
+	return reader.extension
+}

tap/extensions/kafka/tcp_stream_mock_test.go

@@ -0,0 +1,45 @@
+package kafka
+
+import (
+	"sync"
+
+	"github.com/up9inc/mizu/tap/api"
+)
+
+type tcpStream struct {
+	isClosed        bool
+	protoIdentifier *api.ProtoIdentifier
+	isTapTarget     bool
+	origin          api.Capture
+	reqResMatchers  []api.RequestResponseMatcher
+	sync.Mutex
+}
+
+func NewTcpStream(capture api.Capture) api.TcpStream {
+	return &tcpStream{
+		origin:          capture,
+		protoIdentifier: &api.ProtoIdentifier{},
+	}
+}
+
+func (t *tcpStream) SetProtocol(protocol *api.Protocol) {}
+
+func (t *tcpStream) GetOrigin() api.Capture {
+	return t.origin
+}
+
+func (t *tcpStream) GetProtoIdentifier() *api.ProtoIdentifier {
+	return t.protoIdentifier
+}
+
+func (t *tcpStream) GetReqResMatchers() []api.RequestResponseMatcher {
+	return t.reqResMatchers
+}
+
+func (t *tcpStream) GetIsTapTarget() bool {
+	return t.isTapTarget
+}
+
+func (t *tcpStream) GetIsClosed() bool {
+	return t.isClosed
+}

tap/extensions/redis/handlers.go

@@ -2,11 +2,12 @@ package redis
 
 import (
 	"fmt"
+	"time"
 
 	"github.com/up9inc/mizu/tap/api"
 )
 
-func handleClientStream(progress *api.ReadProgress, capture api.Capture, tcpID *api.TcpID, counterPair *api.CounterPair, superTimer *api.SuperTimer, emitter api.Emitter, request *RedisPacket, reqResMatcher *requestResponseMatcher) error {
+func handleClientStream(progress *api.ReadProgress, capture api.Capture, tcpID *api.TcpID, counterPair *api.CounterPair, captureTime time.Time, emitter api.Emitter, request *RedisPacket, reqResMatcher *requestResponseMatcher) error {
 	counterPair.Lock()
 	counterPair.Request++
 	requestCounter := counterPair.Request
@@ -21,7 +22,7 @@ func handleClientStream(progress *api.ReadProgress, capture api.Capture, tcpID *
 		requestCounter,
 	)
 
-	item := reqResMatcher.registerRequest(ident, request, superTimer.CaptureTime, progress.Current())
+	item := reqResMatcher.registerRequest(ident, request, captureTime, progress.Current())
 	if item != nil {
 		item.Capture = capture
 		item.ConnectionInfo = &api.ConnectionInfo{
@@ -36,7 +37,7 @@ func handleClientStream(progress *api.ReadProgress, capture api.Capture, tcpID *
 	return nil
 }
 
-func handleServerStream(progress *api.ReadProgress, capture api.Capture, tcpID *api.TcpID, counterPair *api.CounterPair, superTimer *api.SuperTimer, emitter api.Emitter, response *RedisPacket, reqResMatcher *requestResponseMatcher) error {
+func handleServerStream(progress *api.ReadProgress, capture api.Capture, tcpID *api.TcpID, counterPair *api.CounterPair, captureTime time.Time, emitter api.Emitter, response *RedisPacket, reqResMatcher *requestResponseMatcher) error {
 	counterPair.Lock()
 	counterPair.Response++
 	responseCounter := counterPair.Response
@@ -51,7 +52,7 @@ func handleServerStream(progress *api.ReadProgress, capture api.Capture, tcpID *
 		responseCounter,
 	)
 
-	item := reqResMatcher.registerResponse(ident, response, superTimer.CaptureTime, progress.Current())
+	item := reqResMatcher.registerResponse(ident, response, captureTime, progress.Current())
 	if item != nil {
 		item.Capture = capture
 		item.ConnectionInfo = &api.ConnectionInfo{

tap/extensions/redis/main.go

@@ -34,8 +34,8 @@ func (d dissecting) Ping() {
 	log.Printf("pong %s", protocol.Name)
 }
 
-func (d dissecting) Dissect(b *bufio.Reader, progress *api.ReadProgress, capture api.Capture, isClient bool, tcpID *api.TcpID, counterPair *api.CounterPair, superTimer *api.SuperTimer, superIdentifier *api.SuperIdentifier, emitter api.Emitter, options *api.TrafficFilteringOptions, _reqResMatcher api.RequestResponseMatcher) error {
-	reqResMatcher := _reqResMatcher.(*requestResponseMatcher)
+func (d dissecting) Dissect(b *bufio.Reader, reader api.TcpReader, options *api.TrafficFilteringOptions) error {
+	reqResMatcher := reader.GetReqResMatcher().(*requestResponseMatcher)
 	is := &RedisInputStream{
 		Reader: b,
 		Buf:    make([]byte, 8192),
@@ -47,10 +47,10 @@ func (d dissecting) Dissect(b *bufio.Reader, progress *api.ReadProgress, capture
 			return err
 		}
 
-		if isClient {
-			err = handleClientStream(progress, capture, tcpID, counterPair, superTimer, emitter, redisPacket, reqResMatcher)
+		if reader.GetIsClient() {
+			err = handleClientStream(reader.GetReadProgress(), reader.GetParent().GetOrigin(), reader.GetTcpID(), reader.GetCounterPair(), reader.GetCaptureTime(), reader.GetEmitter(), redisPacket, reqResMatcher)
 		} else {
-			err = handleServerStream(progress, capture, tcpID, counterPair, superTimer, emitter, redisPacket, reqResMatcher)
+			err = handleServerStream(reader.GetReadProgress(), reader.GetParent().GetOrigin(), reader.GetTcpID(), reader.GetCounterPair(), reader.GetCaptureTime(), reader.GetEmitter(), redisPacket, reqResMatcher)
 		}
 
 		if err != nil {

tap/extensions/redis/main_test.go

@@ -107,7 +107,6 @@ func TestDissect(t *testing.T) {
 			Request:  0,
 			Response: 0,
 		}
-		superIdentifier := &api.SuperIdentifier{}
 
 		// Request
 		pathClient := _path
@@ -123,7 +122,21 @@ func TestDissect(t *testing.T) {
 			DstPort: "2",
 		}
 		reqResMatcher := dissector.NewResponseRequestMatcher()
-		err = dissector.Dissect(bufferClient, &api.ReadProgress{}, api.Pcap, true, tcpIDClient, counterPair, &api.SuperTimer{}, superIdentifier, emitter, options, reqResMatcher)
+		stream := NewTcpStream(api.Pcap)
+		reader := NewTcpReader(
+			&api.ReadProgress{},
+			"",
+			tcpIDClient,
+			time.Time{},
+			stream,
+			true,
+			false,
+			nil,
+			emitter,
+			counterPair,
+			reqResMatcher,
+		)
+		err = dissector.Dissect(bufferClient, reader, options)
 		if err != nil && reflect.TypeOf(err) != reflect.TypeOf(&ConnectError{}) && err != io.EOF && err != io.ErrUnexpectedEOF {
 			log.Println(err)
 		}
@@ -141,7 +154,20 @@ func TestDissect(t *testing.T) {
 			SrcPort: "2",
 			DstPort: "1",
 		}
-		err = dissector.Dissect(bufferServer, &api.ReadProgress{}, api.Pcap, false, tcpIDServer, counterPair, &api.SuperTimer{}, superIdentifier, emitter, options, reqResMatcher)
+		reader = NewTcpReader(
+			&api.ReadProgress{},
+			"",
+			tcpIDServer,
+			time.Time{},
+			stream,
+			false,
+			false,
+			nil,
+			emitter,
+			counterPair,
+			reqResMatcher,
+		)
+		err = dissector.Dissect(bufferServer, reader, options)
 		if err != nil && reflect.TypeOf(err) != reflect.TypeOf(&ConnectError{}) && err != io.EOF && err != io.ErrUnexpectedEOF {
 			log.Println(err)
 		}

tap/extensions/redis/tcp_reader_mock_test.go

@@ -0,0 +1,84 @@
+package redis
+
+import (
+	"sync"
+	"time"
+
+	"github.com/up9inc/mizu/tap/api"
+)
+
+type tcpReader struct {
+	ident         string
+	tcpID         *api.TcpID
+	isClosed      bool
+	isClient      bool
+	isOutgoing    bool
+	progress      *api.ReadProgress
+	captureTime   time.Time
+	parent        api.TcpStream
+	extension     *api.Extension
+	emitter       api.Emitter
+	counterPair   *api.CounterPair
+	reqResMatcher api.RequestResponseMatcher
+	sync.Mutex
+}
+
+func NewTcpReader(progress *api.ReadProgress, ident string, tcpId *api.TcpID, captureTime time.Time, parent api.TcpStream, isClient bool, isOutgoing bool, extension *api.Extension, emitter api.Emitter, counterPair *api.CounterPair, reqResMatcher api.RequestResponseMatcher) api.TcpReader {
+	return &tcpReader{
+		progress:      progress,
+		ident:         ident,
+		tcpID:         tcpId,
+		captureTime:   captureTime,
+		parent:        parent,
+		isClient:      isClient,
+		isOutgoing:    isOutgoing,
+		extension:     extension,
+		emitter:       emitter,
+		counterPair:   counterPair,
+		reqResMatcher: reqResMatcher,
+	}
+}
+
+func (reader *tcpReader) Read(p []byte) (int, error) {
+	return 0, nil
+}
+
+func (reader *tcpReader) GetReqResMatcher() api.RequestResponseMatcher {
+	return reader.reqResMatcher
+}
+
+func (reader *tcpReader) GetIsClient() bool {
+	return reader.isClient
+}
+
+func (reader *tcpReader) GetReadProgress() *api.ReadProgress {
+	return reader.progress
+}
+
+func (reader *tcpReader) GetParent() api.TcpStream {
+	return reader.parent
+}
+
+func (reader *tcpReader) GetTcpID() *api.TcpID {
+	return reader.tcpID
+}
+
+func (reader *tcpReader) GetCounterPair() *api.CounterPair {
+	return reader.counterPair
+}
+
+func (reader *tcpReader) GetCaptureTime() time.Time {
+	return reader.captureTime
+}
+
+func (reader *tcpReader) GetEmitter() api.Emitter {
+	return reader.emitter
+}
+
+func (reader *tcpReader) GetIsClosed() bool {
+	return reader.isClosed
+}
+
+func (reader *tcpReader) GetExtension() *api.Extension {
+	return reader.extension
+}

tap/extensions/redis/tcp_stream_mock_test.go

@@ -0,0 +1,45 @@
+package redis
+
+import (
+	"sync"
+
+	"github.com/up9inc/mizu/tap/api"
+)
+
+type tcpStream struct {
+	isClosed        bool
+	protoIdentifier *api.ProtoIdentifier
+	isTapTarget     bool
+	origin          api.Capture
+	reqResMatchers  []api.RequestResponseMatcher
+	sync.Mutex
+}
+
+func NewTcpStream(capture api.Capture) api.TcpStream {
+	return &tcpStream{
+		origin:          capture,
+		protoIdentifier: &api.ProtoIdentifier{},
+	}
+}
+
+func (t *tcpStream) SetProtocol(protocol *api.Protocol) {}
+
+func (t *tcpStream) GetOrigin() api.Capture {
+	return t.origin
+}
+
+func (t *tcpStream) GetProtoIdentifier() *api.ProtoIdentifier {
+	return t.protoIdentifier
+}
+
+func (t *tcpStream) GetReqResMatchers() []api.RequestResponseMatcher {
+	return t.reqResMatchers
+}
+
+func (t *tcpStream) GetIsTapTarget() bool {
+	return t.isTapTarget
+}
+
+func (t *tcpStream) GetIsClosed() bool {
+	return t.isClosed
+}

tap/go.mod

@@ -7,7 +7,6 @@ require (
 	github.com/go-errors/errors v1.4.2
 	github.com/google/gopacket v1.1.19
 	github.com/up9inc/mizu/logger v0.0.0
-	github.com/up9inc/mizu/shared v0.0.0
 	github.com/up9inc/mizu/tap/api v0.0.0
 	github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74
 	k8s.io/api v0.23.3
@@ -16,10 +15,10 @@ require (
 require (
 	github.com/go-logr/logr v1.2.2 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
-	github.com/golang-jwt/jwt/v4 v4.2.0 // indirect
 	github.com/google/go-cmp v0.5.7 // indirect
 	github.com/google/gofuzz v1.2.0 // indirect
 	github.com/google/martian v2.1.0+incompatible // indirect
+	github.com/hashicorp/golang-lru v0.5.4 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
@@ -29,16 +28,14 @@ require (
 	golang.org/x/text v0.3.7 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
-	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
 	k8s.io/apimachinery v0.23.3 // indirect
 	k8s.io/klog/v2 v2.40.1 // indirect
 	k8s.io/utils v0.0.0-20220127004650-9b3446523e65 // indirect
 	sigs.k8s.io/json v0.0.0-20211208200746-9f7c6b3444d2 // indirect
 	sigs.k8s.io/structured-merge-diff/v4 v4.2.1 // indirect
+	sigs.k8s.io/yaml v1.3.0 // indirect
 )
 
 replace github.com/up9inc/mizu/logger v0.0.0 => ../logger
 
 replace github.com/up9inc/mizu/tap/api v0.0.0 => ./api
-
-replace github.com/up9inc/mizu/shared v0.0.0 => ../shared

tap/passive_tapper.go

@@ -69,10 +69,12 @@ func StartPassiveTapper(opts *TapOpts, outputItems chan *api.OutputChannelItem,
 	extensions = extensionsRef
 	filteringOptions = options
 
+	streamsMap := NewTcpStreamMap()
+
 	if *tls {
 		for _, e := range extensions {
 			if e.Protocol.Name == "http" {
-				tlsTapperInstance = startTlsTapper(e, outputItems, options)
+				tlsTapperInstance = startTlsTapper(e, outputItems, options, streamsMap)
 				break
 			}
 		}
@@ -82,7 +84,7 @@ func StartPassiveTapper(opts *TapOpts, outputItems chan *api.OutputChannelItem,
 		diagnose.StartMemoryProfiler(os.Getenv(MemoryProfilingDumpPath), os.Getenv(MemoryProfilingTimeIntervalSeconds))
 	}
 
-	streamsMap, assembler := initializePassiveTapper(opts, outputItems)
+	assembler := initializePassiveTapper(opts, outputItems, streamsMap)
 	go startPassiveTapper(streamsMap, assembler)
 }
 
@@ -181,9 +183,7 @@ func initializePacketSources() error {
 	return err
 }
 
-func initializePassiveTapper(opts *TapOpts, outputItems chan *api.OutputChannelItem) (*tcpStreamMap, *tcpAssembler) {
-	streamsMap := NewTcpStreamMap()
-
+func initializePassiveTapper(opts *TapOpts, outputItems chan *api.OutputChannelItem, streamsMap api.TcpStreamMap) *tcpAssembler {
 	diagnose.InitializeErrorsMap(*debug, *verbose, *quiet)
 	diagnose.InitializeTapperInternalStats()
 
@@ -195,11 +195,11 @@ func initializePassiveTapper(opts *TapOpts, outputItems chan *api.OutputChannelI
 
 	assembler := NewTcpAssembler(outputItems, streamsMap, opts)
 
-	return streamsMap, assembler
+	return assembler
 }
 
-func startPassiveTapper(streamsMap *tcpStreamMap, assembler *tcpAssembler) {
-	go streamsMap.closeTimedoutTcpStreamChannels()
+func startPassiveTapper(streamsMap api.TcpStreamMap, assembler *tcpAssembler) {
+	go streamsMap.CloseTimedoutTcpStreamChannels()
 
 	diagnose.AppStats.SetStartTime(time.Now())
 
@@ -232,7 +232,8 @@ func startPassiveTapper(streamsMap *tcpStreamMap, assembler *tcpAssembler) {
 	logger.Log.Infof("AppStats: %v", diagnose.AppStats)
 }
 
-func startTlsTapper(extension *api.Extension, outputItems chan *api.OutputChannelItem, options *api.TrafficFilteringOptions) *tlstapper.TlsTapper {
+func startTlsTapper(extension *api.Extension, outputItems chan *api.OutputChannelItem,
+	options *api.TrafficFilteringOptions, streamsMap api.TcpStreamMap) *tlstapper.TlsTapper {
 	tls := tlstapper.TlsTapper{}
 	chunksBufferSize := os.Getpagesize() * 100
 	logBufferSize := os.Getpagesize()
@@ -262,7 +263,7 @@ func startTlsTapper(extension *api.Extension, outputItems chan *api.OutputChanne
 	}
 
 	go tls.PollForLogging()
-	go tls.Poll(emitter, options)
+	go tls.Poll(emitter, options, streamsMap)
 
 	return &tls
 }

tap/settings.go

@@ -4,19 +4,24 @@ import (
 	"os"
 	"strconv"
 	"time"
+
+	"github.com/up9inc/mizu/logger"
 )
 
 const (
-	MemoryProfilingEnabledEnvVarName          = "MEMORY_PROFILING_ENABLED"
-	MemoryProfilingDumpPath                   = "MEMORY_PROFILING_DUMP_PATH"
-	MemoryProfilingTimeIntervalSeconds        = "MEMORY_PROFILING_TIME_INTERVAL"
-	MaxBufferedPagesTotalEnvVarName           = "MAX_BUFFERED_PAGES_TOTAL"
-	MaxBufferedPagesPerConnectionEnvVarName   = "MAX_BUFFERED_PAGES_PER_CONNECTION"
-	TcpStreamChannelTimeoutMsEnvVarName       = "TCP_STREAM_CHANNEL_TIMEOUT_MS"
-	CloseTimedoutTcpChannelsIntervalMsEnvVar  = "CLOSE_TIMEDOUT_TCP_STREAM_CHANNELS_INTERVAL_MS"
-	MaxBufferedPagesTotalDefaultValue         = 5000
-	MaxBufferedPagesPerConnectionDefaultValue = 5000
-	TcpStreamChannelTimeoutMsDefaultValue     = 10000
+	MemoryProfilingEnabledEnvVarName               = "MEMORY_PROFILING_ENABLED"
+	MemoryProfilingDumpPath                        = "MEMORY_PROFILING_DUMP_PATH"
+	MemoryProfilingTimeIntervalSeconds             = "MEMORY_PROFILING_TIME_INTERVAL"
+	MaxBufferedPagesTotalEnvVarName                = "MAX_BUFFERED_PAGES_TOTAL"
+	MaxBufferedPagesPerConnectionEnvVarName        = "MAX_BUFFERED_PAGES_PER_CONNECTION"
+	MaxBufferedPagesTotalDefaultValue              = 5000
+	MaxBufferedPagesPerConnectionDefaultValue      = 5000
+	TcpStreamChannelTimeoutMsEnvVarName            = "TCP_STREAM_CHANNEL_TIMEOUT_MS"
+	TcpStreamChannelTimeoutMsDefaultValue          = 10000
+	CloseTimedoutTcpChannelsIntervalMsEnvVarName   = "CLOSE_TIMEDOUT_TCP_STREAM_CHANNELS_INTERVAL_MS"
+	CloseTimedoutTcpChannelsIntervalMsDefaultValue = 1000
+	CloseTimedoutTcpChannelsIntervalMsMinValue     = 10
+	CloseTimedoutTcpChannelsIntervalMsMaxValue     = 10000
 )
 
 func GetMaxBufferedPagesTotal() int {
@@ -35,6 +40,10 @@ func GetMaxBufferedPagesPerConnection() int {
 	return valueFromEnv
 }
 
+func GetMemoryProfilingEnabled() bool {
+	return os.Getenv(MemoryProfilingEnabledEnvVarName) == "1"
+}
+
 func GetTcpChannelTimeoutMs() time.Duration {
 	valueFromEnv, err := strconv.Atoi(os.Getenv(TcpStreamChannelTimeoutMsEnvVarName))
 	if err != nil {
@@ -43,6 +52,25 @@ func GetTcpChannelTimeoutMs() time.Duration {
 	return time.Duration(valueFromEnv) * time.Millisecond
 }
 
-func GetMemoryProfilingEnabled() bool {
-	return os.Getenv(MemoryProfilingEnabledEnvVarName) == "1"
+func GetCloseTimedoutTcpChannelsInterval() time.Duration {
+	defaultDuration := CloseTimedoutTcpChannelsIntervalMsDefaultValue * time.Millisecond
+	rangeMin := CloseTimedoutTcpChannelsIntervalMsMinValue
+	rangeMax := CloseTimedoutTcpChannelsIntervalMsMaxValue
+	closeTimedoutTcpChannelsIntervalMsStr := os.Getenv(CloseTimedoutTcpChannelsIntervalMsEnvVarName)
+	if closeTimedoutTcpChannelsIntervalMsStr == "" {
+		return defaultDuration
+	} else {
+		closeTimedoutTcpChannelsIntervalMs, err := strconv.Atoi(closeTimedoutTcpChannelsIntervalMsStr)
+		if err != nil {
+			logger.Log.Warningf("Error parsing environment variable %s: %v\n", CloseTimedoutTcpChannelsIntervalMsEnvVarName, err)
+			return defaultDuration
+		} else {
+			if closeTimedoutTcpChannelsIntervalMs < rangeMin || closeTimedoutTcpChannelsIntervalMs > rangeMax {
+				logger.Log.Warningf("The value of environment variable %s is not in acceptable range: %d - %d\n", CloseTimedoutTcpChannelsIntervalMsEnvVarName, rangeMin, rangeMax)
+				return defaultDuration
+			} else {
+				return time.Duration(closeTimedoutTcpChannelsIntervalMs) * time.Millisecond
+			}
+		}
+	}
 }

tap/tcp_assembler.go

@@ -36,7 +36,7 @@ func (c *context) GetCaptureInfo() gopacket.CaptureInfo {
 	return c.CaptureInfo
 }
 
-func NewTcpAssembler(outputItems chan *api.OutputChannelItem, streamsMap *tcpStreamMap, opts *TapOpts) *tcpAssembler {
+func NewTcpAssembler(outputItems chan *api.OutputChannelItem, streamsMap api.TcpStreamMap, opts *TapOpts) *tcpAssembler {
 	var emitter api.Emitter = &api.Emitting{
 		AppStats:      &diagnose.AppStats,
 		OutputChannel: outputItems,
@@ -82,12 +82,6 @@ func (a *tcpAssembler) processPackets(dumpPacket bool, packets <-chan source.Tcp
 		if tcp != nil {
 			diagnose.AppStats.IncTcpPacketsCount()
 			tcp := tcp.(*layers.TCP)
-			if *checksum {
-				err := tcp.SetNetworkLayerForChecksum(packet.NetworkLayer())
-				if err != nil {
-					logger.Log.Fatalf("Failed to set network layer for checksum: %s", err)
-				}
-			}
 
 			c := context{
 				CaptureInfo: packet.Metadata().CaptureInfo,

tap/tcp_reader.go

@@ -11,22 +11,9 @@ import (
 	"github.com/up9inc/mizu/tap/api"
 )
 
-type tcpReaderDataMsg struct {
-	bytes     []byte
-	timestamp time.Time
-}
-
-type ConnectionInfo struct {
-	ClientIP   string
-	ClientPort string
-	ServerIP   string
-	ServerPort string
-	IsOutgoing bool
-}
-
-/* tcpReader gets reads from a channel of bytes of tcp payload, and parses it into requests and responses.
+/* TcpReader gets reads from a channel of bytes of tcp payload, and parses it into requests and responses.
  * The payload is written to the channel by a tcpStream object that is dedicated to one tcp connection.
- * An tcpReader object is unidirectional: it parses either a client stream or a server stream.
+ * An TcpReader object is unidirectional: it parses either a client stream or a server stream.
  * Implements io.Reader interface (Read)
  */
 type tcpReader struct {
@@ -35,10 +22,10 @@ type tcpReader struct {
 	isClosed      bool
 	isClient      bool
 	isOutgoing    bool
-	msgQueue      chan tcpReaderDataMsg // Channel of captured reassembled tcp payload
+	msgQueue      chan api.TcpReaderDataMsg // Channel of captured reassembled tcp payload
 	data          []byte
 	progress      *api.ReadProgress
-	superTimer    *api.SuperTimer
+	captureTime   time.Time
 	parent        *tcpStream
 	packetsSeen   uint
 	extension     *api.Extension
@@ -48,47 +35,114 @@ type tcpReader struct {
 	sync.Mutex
 }
 
-func (h *tcpReader) Read(p []byte) (int, error) {
-	var msg tcpReaderDataMsg
-
-	ok := true
-	for ok && len(h.data) == 0 {
-		msg, ok = <-h.msgQueue
-		h.data = msg.bytes
-
-		h.superTimer.CaptureTime = msg.timestamp
-		if len(h.data) > 0 {
-			h.packetsSeen += 1
-		}
+func NewTcpReader(msgQueue chan api.TcpReaderDataMsg, progress *api.ReadProgress, ident string, tcpId *api.TcpID, captureTime time.Time, parent *tcpStream, isClient bool, isOutgoing bool, extension *api.Extension, emitter api.Emitter, counterPair *api.CounterPair, reqResMatcher api.RequestResponseMatcher) *tcpReader {
+	return &tcpReader{
+		msgQueue:      msgQueue,
+		progress:      progress,
+		ident:         ident,
+		tcpID:         tcpId,
+		captureTime:   captureTime,
+		parent:        parent,
+		isClient:      isClient,
+		isOutgoing:    isOutgoing,
+		extension:     extension,
+		emitter:       emitter,
+		counterPair:   counterPair,
+		reqResMatcher: reqResMatcher,
 	}
-	if !ok || len(h.data) == 0 {
-		return 0, io.EOF
-	}
-
-	l := copy(p, h.data)
-	h.data = h.data[l:]
-	h.progress.Feed(l)
-
-	return l, nil
 }
 
-func (h *tcpReader) Close() {
-	h.Lock()
-	if !h.isClosed {
-		h.isClosed = true
-		close(h.msgQueue)
-	}
-	h.Unlock()
-}
-
-func (h *tcpReader) run(wg *sync.WaitGroup) {
+func (reader *tcpReader) run(options *api.TrafficFilteringOptions, wg *sync.WaitGroup) {
 	defer wg.Done()
-	b := bufio.NewReader(h)
-	err := h.extension.Dissector.Dissect(b, h.progress, h.parent.origin, h.isClient, h.tcpID, h.counterPair, h.superTimer, h.parent.superIdentifier, h.emitter, filteringOptions, h.reqResMatcher)
+	b := bufio.NewReader(reader)
+	err := reader.extension.Dissector.Dissect(b, reader, options)
 	if err != nil {
-		_, err = io.Copy(ioutil.Discard, b)
+		_, err = io.Copy(ioutil.Discard, reader)
 		if err != nil {
 			logger.Log.Errorf("%v", err)
 		}
 	}
 }
+
+func (reader *tcpReader) close() {
+	reader.Lock()
+	if !reader.isClosed {
+		reader.isClosed = true
+		close(reader.msgQueue)
+	}
+	reader.Unlock()
+}
+
+func (reader *tcpReader) sendMsgIfNotClosed(msg api.TcpReaderDataMsg) {
+	reader.Lock()
+	if !reader.isClosed {
+		reader.msgQueue <- msg
+	}
+	reader.Unlock()
+}
+
+func (reader *tcpReader) Read(p []byte) (int, error) {
+	var msg api.TcpReaderDataMsg
+
+	ok := true
+	for ok && len(reader.data) == 0 {
+		msg, ok = <-reader.msgQueue
+		if msg != nil {
+			reader.data = msg.GetBytes()
+			reader.captureTime = msg.GetTimestamp()
+		}
+
+		if len(reader.data) > 0 {
+			reader.packetsSeen += 1
+		}
+	}
+	if !ok || len(reader.data) == 0 {
+		return 0, io.EOF
+	}
+
+	l := copy(p, reader.data)
+	reader.data = reader.data[l:]
+	reader.progress.Feed(l)
+
+	return l, nil
+}
+
+func (reader *tcpReader) GetReqResMatcher() api.RequestResponseMatcher {
+	return reader.reqResMatcher
+}
+
+func (reader *tcpReader) GetIsClient() bool {
+	return reader.isClient
+}
+
+func (reader *tcpReader) GetReadProgress() *api.ReadProgress {
+	return reader.progress
+}
+
+func (reader *tcpReader) GetParent() api.TcpStream {
+	return reader.parent
+}
+
+func (reader *tcpReader) GetTcpID() *api.TcpID {
+	return reader.tcpID
+}
+
+func (reader *tcpReader) GetCounterPair() *api.CounterPair {
+	return reader.counterPair
+}
+
+func (reader *tcpReader) GetCaptureTime() time.Time {
+	return reader.captureTime
+}
+
+func (reader *tcpReader) GetEmitter() api.Emitter {
+	return reader.emitter
+}
+
+func (reader *tcpReader) GetIsClosed() bool {
+	return reader.isClosed
+}
+
+func (reader *tcpReader) GetExtension() *api.Extension {
+	return reader.extension
+}

tap/tcp_reader_data_msg.go

@@ -0,0 +1,24 @@
+package tap
+
+import (
+	"time"
+
+	"github.com/up9inc/mizu/tap/api"
+)
+
+type tcpReaderDataMsg struct {
+	bytes     []byte
+	timestamp time.Time
+}
+
+func NewTcpReaderDataMsg(data []byte, timestamp time.Time) api.TcpReaderDataMsg {
+	return &tcpReaderDataMsg{data, timestamp}
+}
+
+func (dataMsg *tcpReaderDataMsg) GetBytes() []byte {
+	return dataMsg.bytes
+}
+
+func (dataMsg *tcpReaderDataMsg) GetTimestamp() time.Time {
+	return dataMsg.timestamp
+}

tap/tcp_reassembly_stream.go

@@ -0,0 +1,170 @@
+package tap
+
+import (
+	"encoding/binary"
+
+	"github.com/google/gopacket"
+	"github.com/google/gopacket/layers" // pulls in all layers decoders
+	"github.com/google/gopacket/reassembly"
+	"github.com/up9inc/mizu/tap/api"
+	"github.com/up9inc/mizu/tap/diagnose"
+)
+
+type ReassemblyStream interface {
+	Accept(tcp *layers.TCP, ci gopacket.CaptureInfo, dir reassembly.TCPFlowDirection, nextSeq reassembly.Sequence, start *bool, ac reassembly.AssemblerContext) bool
+	ReassembledSG(sg reassembly.ScatterGather, ac reassembly.AssemblerContext)
+	ReassemblyComplete(ac reassembly.AssemblerContext) bool
+}
+
+type tcpReassemblyStream struct {
+	ident      string
+	tcpState   *reassembly.TCPSimpleFSM
+	fsmerr     bool
+	optchecker reassembly.TCPOptionCheck
+	isDNS      bool
+	tcpStream  api.TcpStream
+}
+
+func NewTcpReassemblyStream(ident string, tcp *layers.TCP, fsmOptions reassembly.TCPSimpleFSMOptions, stream api.TcpStream) ReassemblyStream {
+	return &tcpReassemblyStream{
+		ident:      ident,
+		tcpState:   reassembly.NewTCPSimpleFSM(fsmOptions),
+		optchecker: reassembly.NewTCPOptionCheck(),
+		isDNS:      tcp.SrcPort == 53 || tcp.DstPort == 53,
+		tcpStream:  stream,
+	}
+}
+
+func (t *tcpReassemblyStream) Accept(tcp *layers.TCP, ci gopacket.CaptureInfo, dir reassembly.TCPFlowDirection, nextSeq reassembly.Sequence, start *bool, ac reassembly.AssemblerContext) bool {
+	// FSM
+	if !t.tcpState.CheckState(tcp, dir) {
+		diagnose.TapErrors.SilentError("FSM-rejection", "%s: Packet rejected by FSM (state:%s)", t.ident, t.tcpState.String())
+		diagnose.InternalStats.RejectFsm++
+		if !t.fsmerr {
+			t.fsmerr = true
+			diagnose.InternalStats.RejectConnFsm++
+		}
+		if !*ignorefsmerr {
+			return false
+		}
+	}
+	// Options
+	err := t.optchecker.Accept(tcp, ci, dir, nextSeq, start)
+	if err != nil {
+		diagnose.TapErrors.SilentError("OptionChecker-rejection", "%s: Packet rejected by OptionChecker: %s", t.ident, err)
+		diagnose.InternalStats.RejectOpt++
+		if !*nooptcheck {
+			return false
+		}
+	}
+	// Checksum
+	accept := true
+	if *checksum {
+		c, err := tcp.ComputeChecksum()
+		if err != nil {
+			diagnose.TapErrors.SilentError("ChecksumCompute", "%s: Got error computing checksum: %s", t.ident, err)
+			accept = false
+		} else if c != 0x0 {
+			diagnose.TapErrors.SilentError("Checksum", "%s: Invalid checksum: 0x%x", t.ident, c)
+			accept = false
+		}
+	}
+	if !accept {
+		diagnose.InternalStats.RejectOpt++
+	}
+
+	*start = true
+
+	return accept
+}
+
+func (t *tcpReassemblyStream) ReassembledSG(sg reassembly.ScatterGather, ac reassembly.AssemblerContext) {
+	dir, _, _, skip := sg.Info()
+	length, saved := sg.Lengths()
+	// update stats
+	sgStats := sg.Stats()
+	if skip > 0 {
+		diagnose.InternalStats.MissedBytes += skip
+	}
+	diagnose.InternalStats.Sz += length - saved
+	diagnose.InternalStats.Pkt += sgStats.Packets
+	if sgStats.Chunks > 1 {
+		diagnose.InternalStats.Reassembled++
+	}
+	diagnose.InternalStats.OutOfOrderPackets += sgStats.QueuedPackets
+	diagnose.InternalStats.OutOfOrderBytes += sgStats.QueuedBytes
+	if length > diagnose.InternalStats.BiggestChunkBytes {
+		diagnose.InternalStats.BiggestChunkBytes = length
+	}
+	if sgStats.Packets > diagnose.InternalStats.BiggestChunkPackets {
+		diagnose.InternalStats.BiggestChunkPackets = sgStats.Packets
+	}
+	if sgStats.OverlapBytes != 0 && sgStats.OverlapPackets == 0 {
+		// In the original example this was handled with panic().
+		// I don't know what this error means or how to handle it properly.
+		diagnose.TapErrors.SilentError("Invalid-Overlap", "bytes:%d, pkts:%d", sgStats.OverlapBytes, sgStats.OverlapPackets)
+	}
+	diagnose.InternalStats.OverlapBytes += sgStats.OverlapBytes
+	diagnose.InternalStats.OverlapPackets += sgStats.OverlapPackets
+
+	if skip != -1 && skip != 0 {
+		// Missing bytes in stream: do not even try to parse it
+		return
+	}
+	data := sg.Fetch(length)
+	if t.isDNS {
+		dns := &layers.DNS{}
+		var decoded []gopacket.LayerType
+		if len(data) < 2 {
+			if len(data) > 0 {
+				sg.KeepFrom(0)
+			}
+			return
+		}
+		dnsSize := binary.BigEndian.Uint16(data[:2])
+		missing := int(dnsSize) - len(data[2:])
+		diagnose.TapErrors.Debug("dnsSize: %d, missing: %d", dnsSize, missing)
+		if missing > 0 {
+			diagnose.TapErrors.Debug("Missing some bytes: %d", missing)
+			sg.KeepFrom(0)
+			return
+		}
+		p := gopacket.NewDecodingLayerParser(layers.LayerTypeDNS, dns)
+		err := p.DecodeLayers(data[2:], &decoded)
+		if err != nil {
+			diagnose.TapErrors.SilentError("DNS-parser", "Failed to decode DNS: %v", err)
+		} else {
+			diagnose.TapErrors.Debug("DNS: %s", gopacket.LayerDump(dns))
+		}
+		if len(data) > 2+int(dnsSize) {
+			sg.KeepFrom(2 + int(dnsSize))
+		}
+	} else if t.tcpStream.GetIsTapTarget() {
+		if length > 0 {
+			// This is where we pass the reassembled information onwards
+			// This channel is read by an tcpReader object
+			diagnose.AppStats.IncReassembledTcpPayloadsCount()
+			timestamp := ac.GetCaptureInfo().Timestamp
+			stream := t.tcpStream.(*tcpStream)
+			if dir == reassembly.TCPDirClientToServer {
+				for i := range stream.getClients() {
+					reader := stream.getClient(i)
+					reader.sendMsgIfNotClosed(NewTcpReaderDataMsg(data, timestamp))
+				}
+			} else {
+				for i := range stream.getServers() {
+					reader := stream.getServer(i)
+					reader.sendMsgIfNotClosed(NewTcpReaderDataMsg(data, timestamp))
+				}
+			}
+		}
+	}
+}
+
+func (t *tcpReassemblyStream) ReassemblyComplete(ac reassembly.AssemblerContext) bool {
+	if t.tcpStream.GetIsTapTarget() && !t.tcpStream.GetIsClosed() {
+		t.tcpStream.(*tcpStream).close()
+	}
+	// do not remove the connection to allow last ACK
+	return false
+}

tap/tcp_stream.go

@@ -1,202 +1,140 @@
 package tap
 
 import (
-	"encoding/binary"
 	"sync"
+	"time"
 
-	"github.com/google/gopacket"
-	"github.com/google/gopacket/layers" // pulls in all layers decoders
-	"github.com/google/gopacket/reassembly"
 	"github.com/up9inc/mizu/tap/api"
-	"github.com/up9inc/mizu/tap/diagnose"
 )
 
 /* It's a connection (bidirectional)
  * Implements gopacket.reassembly.Stream interface (Accept, ReassembledSG, ReassemblyComplete)
  * ReassembledSG gets called when new reassembled data is ready (i.e. bytes in order, no duplicates, complete)
- * In our implementation, we pass information from ReassembledSG to the tcpReader through a shared channel.
+ * In our implementation, we pass information from ReassembledSG to the TcpReader through a shared channel.
  */
 type tcpStream struct {
 	id              int64
 	isClosed        bool
-	superIdentifier *api.SuperIdentifier
-	tcpstate        *reassembly.TCPSimpleFSM
-	fsmerr          bool
-	optchecker      reassembly.TCPOptionCheck
-	net, transport  gopacket.Flow
-	isDNS           bool
+	protoIdentifier *api.ProtoIdentifier
 	isTapTarget     bool
-	clients         []tcpReader
-	servers         []tcpReader
-	ident           string
+	clients         []*tcpReader
+	servers         []*tcpReader
 	origin          api.Capture
+	reqResMatchers  []api.RequestResponseMatcher
+	createdAt       time.Time
+	streamsMap      api.TcpStreamMap
 	sync.Mutex
-	streamsMap *tcpStreamMap
 }
 
-func (t *tcpStream) Accept(tcp *layers.TCP, ci gopacket.CaptureInfo, dir reassembly.TCPFlowDirection, nextSeq reassembly.Sequence, start *bool, ac reassembly.AssemblerContext) bool {
-	// FSM
-	if !t.tcpstate.CheckState(tcp, dir) {
-		diagnose.TapErrors.SilentError("FSM-rejection", "%s: Packet rejected by FSM (state:%s)", t.ident, t.tcpstate.String())
-		diagnose.InternalStats.RejectFsm++
-		if !t.fsmerr {
-			t.fsmerr = true
-			diagnose.InternalStats.RejectConnFsm++
-		}
-		if !*ignorefsmerr {
-			return false
-		}
-	}
-	// Options
-	err := t.optchecker.Accept(tcp, ci, dir, nextSeq, start)
-	if err != nil {
-		diagnose.TapErrors.SilentError("OptionChecker-rejection", "%s: Packet rejected by OptionChecker: %s", t.ident, err)
-		diagnose.InternalStats.RejectOpt++
-		if !*nooptcheck {
-			return false
-		}
-	}
-	// Checksum
-	accept := true
-	if *checksum {
-		c, err := tcp.ComputeChecksum()
-		if err != nil {
-			diagnose.TapErrors.SilentError("ChecksumCompute", "%s: Got error computing checksum: %s", t.ident, err)
-			accept = false
-		} else if c != 0x0 {
-			diagnose.TapErrors.SilentError("Checksum", "%s: Invalid checksum: 0x%x", t.ident, c)
-			accept = false
-		}
-	}
-	if !accept {
-		diagnose.InternalStats.RejectOpt++
-	}
-	
-	*start = true
-	
-	return accept
-}
-
-func (t *tcpStream) ReassembledSG(sg reassembly.ScatterGather, ac reassembly.AssemblerContext) {
-	dir, _, _, skip := sg.Info()
-	length, saved := sg.Lengths()
-	// update stats
-	sgStats := sg.Stats()
-	if skip > 0 {
-		diagnose.InternalStats.MissedBytes += skip
-	}
-	diagnose.InternalStats.Sz += length - saved
-	diagnose.InternalStats.Pkt += sgStats.Packets
-	if sgStats.Chunks > 1 {
-		diagnose.InternalStats.Reassembled++
-	}
-	diagnose.InternalStats.OutOfOrderPackets += sgStats.QueuedPackets
-	diagnose.InternalStats.OutOfOrderBytes += sgStats.QueuedBytes
-	if length > diagnose.InternalStats.BiggestChunkBytes {
-		diagnose.InternalStats.BiggestChunkBytes = length
-	}
-	if sgStats.Packets > diagnose.InternalStats.BiggestChunkPackets {
-		diagnose.InternalStats.BiggestChunkPackets = sgStats.Packets
-	}
-	if sgStats.OverlapBytes != 0 && sgStats.OverlapPackets == 0 {
-		// In the original example this was handled with panic().
-		// I don't know what this error means or how to handle it properly.
-		diagnose.TapErrors.SilentError("Invalid-Overlap", "bytes:%d, pkts:%d", sgStats.OverlapBytes, sgStats.OverlapPackets)
-	}
-	diagnose.InternalStats.OverlapBytes += sgStats.OverlapBytes
-	diagnose.InternalStats.OverlapPackets += sgStats.OverlapPackets
-
-	if skip == -1 && *allowmissinginit {
-		// this is allowed
-	} else if skip != 0 {
-		// Missing bytes in stream: do not even try to parse it
-		return
-	}
-	data := sg.Fetch(length)
-	if t.isDNS {
-		dns := &layers.DNS{}
-		var decoded []gopacket.LayerType
-		if len(data) < 2 {
-			if len(data) > 0 {
-				sg.KeepFrom(0)
-			}
-			return
-		}
-		dnsSize := binary.BigEndian.Uint16(data[:2])
-		missing := int(dnsSize) - len(data[2:])
-		diagnose.TapErrors.Debug("dnsSize: %d, missing: %d", dnsSize, missing)
-		if missing > 0 {
-			diagnose.TapErrors.Debug("Missing some bytes: %d", missing)
-			sg.KeepFrom(0)
-			return
-		}
-		p := gopacket.NewDecodingLayerParser(layers.LayerTypeDNS, dns)
-		err := p.DecodeLayers(data[2:], &decoded)
-		if err != nil {
-			diagnose.TapErrors.SilentError("DNS-parser", "Failed to decode DNS: %v", err)
-		} else {
-			diagnose.TapErrors.Debug("DNS: %s", gopacket.LayerDump(dns))
-		}
-		if len(data) > 2+int(dnsSize) {
-			sg.KeepFrom(2 + int(dnsSize))
-		}
-	} else if t.isTapTarget {
-		if length > 0 {
-			// This is where we pass the reassembled information onwards
-			// This channel is read by an tcpReader object
-			diagnose.AppStats.IncReassembledTcpPayloadsCount()
-			timestamp := ac.GetCaptureInfo().Timestamp
-			if dir == reassembly.TCPDirClientToServer {
-				for i := range t.clients {
-					reader := &t.clients[i]
-					reader.Lock()
-					if !reader.isClosed {
-						reader.msgQueue <- tcpReaderDataMsg{data, timestamp}
-					}
-					reader.Unlock()
-				}
-			} else {
-				for i := range t.servers {
-					reader := &t.servers[i]
-					reader.Lock()
-					if !reader.isClosed {
-						reader.msgQueue <- tcpReaderDataMsg{data, timestamp}
-					}
-					reader.Unlock()
-				}
-			}
-		}
+func NewTcpStream(isTapTarget bool, streamsMap api.TcpStreamMap, capture api.Capture) *tcpStream {
+	return &tcpStream{
+		isTapTarget:     isTapTarget,
+		protoIdentifier: &api.ProtoIdentifier{},
+		streamsMap:      streamsMap,
+		origin:          capture,
 	}
 }
 
-func (t *tcpStream) ReassemblyComplete(ac reassembly.AssemblerContext) bool {
-	if t.isTapTarget && !t.isClosed {
-		t.Close()
-	}
-	// do not remove the connection to allow last ACK
-	return false
+func (t *tcpStream) getId() int64 {
+	return t.id
 }
 
-func (t *tcpStream) Close() {
-	shouldReturn := false
+func (t *tcpStream) setId(id int64) {
+	t.id = id
+}
+
+func (t *tcpStream) close() {
 	t.Lock()
+	defer t.Unlock()
+
 	if t.isClosed {
-		shouldReturn = true
-	} else {
-		t.isClosed = true
-	}
-	t.Unlock()
-	if shouldReturn {
 		return
 	}
+
+	t.isClosed = true
+
 	t.streamsMap.Delete(t.id)
 
 	for i := range t.clients {
-		reader := &t.clients[i]
-		reader.Close()
+		reader := t.clients[i]
+		reader.close()
 	}
 	for i := range t.servers {
-		reader := &t.servers[i]
-		reader.Close()
+		reader := t.servers[i]
+		reader.close()
 	}
 }
+
+func (t *tcpStream) addClient(reader *tcpReader) {
+	t.clients = append(t.clients, reader)
+}
+
+func (t *tcpStream) addServer(reader *tcpReader) {
+	t.servers = append(t.servers, reader)
+}
+
+func (t *tcpStream) getClients() []*tcpReader {
+	return t.clients
+}
+
+func (t *tcpStream) getServers() []*tcpReader {
+	return t.servers
+}
+
+func (t *tcpStream) getClient(index int) *tcpReader {
+	return t.clients[index]
+}
+
+func (t *tcpStream) getServer(index int) *tcpReader {
+	return t.servers[index]
+}
+
+func (t *tcpStream) addReqResMatcher(reqResMatcher api.RequestResponseMatcher) {
+	t.reqResMatchers = append(t.reqResMatchers, reqResMatcher)
+}
+
+func (t *tcpStream) SetProtocol(protocol *api.Protocol) {
+	t.Lock()
+	defer t.Unlock()
+
+	if t.protoIdentifier.IsClosedOthers {
+		return
+	}
+
+	t.protoIdentifier.Protocol = protocol
+
+	for i := range t.clients {
+		reader := t.clients[i]
+		if reader.GetExtension().Protocol != t.protoIdentifier.Protocol {
+			reader.close()
+		}
+	}
+	for i := range t.servers {
+		reader := t.servers[i]
+		if reader.GetExtension().Protocol != t.protoIdentifier.Protocol {
+			reader.close()
+		}
+	}
+
+	t.protoIdentifier.IsClosedOthers = true
+}
+
+func (t *tcpStream) GetOrigin() api.Capture {
+	return t.origin
+}
+
+func (t *tcpStream) GetProtoIdentifier() *api.ProtoIdentifier {
+	return t.protoIdentifier
+}
+
+func (t *tcpStream) GetReqResMatchers() []api.RequestResponseMatcher {
+	return t.reqResMatchers
+}
+
+func (t *tcpStream) GetIsTapTarget() bool {
+	return t.isTapTarget
+}
+
+func (t *tcpStream) GetIsClosed() bool {
+	return t.isClosed
+}

tap/tcp_stream_factory.go

@@ -21,19 +21,13 @@ import (
  */
 type tcpStreamFactory struct {
 	wg         sync.WaitGroup
-	Emitter    api.Emitter
-	streamsMap *tcpStreamMap
+	emitter    api.Emitter
+	streamsMap api.TcpStreamMap
 	ownIps     []string
 	opts       *TapOpts
 }
 
-type tcpStreamWrapper struct {
-	stream        *tcpStream
-	reqResMatcher api.RequestResponseMatcher
-	createdAt     time.Time
-}
-
-func NewTcpStreamFactory(emitter api.Emitter, streamsMap *tcpStreamMap, opts *TapOpts) *tcpStreamFactory {
+func NewTcpStreamFactory(emitter api.Emitter, streamsMap api.TcpStreamMap, opts *TapOpts) *tcpStreamFactory {
 	var ownIps []string
 
 	if localhostIPs, err := getLocalhostIPs(); err != nil {
@@ -46,14 +40,14 @@ func NewTcpStreamFactory(emitter api.Emitter, streamsMap *tcpStreamMap, opts *Ta
 	}
 
 	return &tcpStreamFactory{
-		Emitter:    emitter,
+		emitter:    emitter,
 		streamsMap: streamsMap,
 		ownIps:     ownIps,
 		opts:       opts,
 	}
 }
 
-func (factory *tcpStreamFactory) New(net, transport gopacket.Flow, tcp *layers.TCP, ac reassembly.AssemblerContext) reassembly.Stream {
+func (factory *tcpStreamFactory) New(net, transport gopacket.Flow, tcpLayer *layers.TCP, ac reassembly.AssemblerContext) reassembly.Stream {
 	fsmOptions := reassembly.TCPSimpleFSMOptions{
 		SupportMissingEstablishment: *allowmissinginit,
 	}
@@ -64,78 +58,68 @@ func (factory *tcpStreamFactory) New(net, transport gopacket.Flow, tcp *layers.T
 
 	props := factory.getStreamProps(srcIp, srcPort, dstIp, dstPort)
 	isTapTarget := props.isTapTarget
-	stream := &tcpStream{
-		net:             net,
-		transport:       transport,
-		isDNS:           tcp.SrcPort == 53 || tcp.DstPort == 53,
-		isTapTarget:     isTapTarget,
-		tcpstate:        reassembly.NewTCPSimpleFSM(fsmOptions),
-		ident:           fmt.Sprintf("%s:%s", net, transport),
-		optchecker:      reassembly.NewTCPOptionCheck(),
-		superIdentifier: &api.SuperIdentifier{},
-		streamsMap:      factory.streamsMap,
-		origin:          getPacketOrigin(ac),
-	}
-	if stream.isTapTarget {
-		stream.id = factory.streamsMap.nextId()
+	stream := NewTcpStream(isTapTarget, factory.streamsMap, getPacketOrigin(ac))
+	reassemblyStream := NewTcpReassemblyStream(fmt.Sprintf("%s:%s", net, transport), tcpLayer, fsmOptions, stream)
+	if stream.GetIsTapTarget() {
+		stream.setId(factory.streamsMap.NextId())
 		for i, extension := range extensions {
 			reqResMatcher := extension.Dissector.NewResponseRequestMatcher()
+			stream.addReqResMatcher(reqResMatcher)
 			counterPair := &api.CounterPair{
 				Request:  0,
 				Response: 0,
 			}
-			stream.clients = append(stream.clients, tcpReader{
-				msgQueue:   make(chan tcpReaderDataMsg),
-				progress:   &api.ReadProgress{},
-				superTimer: &api.SuperTimer{},
-				ident:      fmt.Sprintf("%s %s", net, transport),
-				tcpID: &api.TcpID{
-					SrcIP:   srcIp,
-					DstIP:   dstIp,
-					SrcPort: srcPort,
-					DstPort: dstPort,
-				},
-				parent:        stream,
-				isClient:      true,
-				isOutgoing:    props.isOutgoing,
-				extension:     extension,
-				emitter:       factory.Emitter,
-				counterPair:   counterPair,
-				reqResMatcher: reqResMatcher,
-			})
-			stream.servers = append(stream.servers, tcpReader{
-				msgQueue:   make(chan tcpReaderDataMsg),
-				progress:   &api.ReadProgress{},
-				superTimer: &api.SuperTimer{},
-				ident:      fmt.Sprintf("%s %s", net, transport),
-				tcpID: &api.TcpID{
-					SrcIP:   net.Dst().String(),
-					DstIP:   net.Src().String(),
-					SrcPort: transport.Dst().String(),
-					DstPort: transport.Src().String(),
-				},
-				parent:        stream,
-				isClient:      false,
-				isOutgoing:    props.isOutgoing,
-				extension:     extension,
-				emitter:       factory.Emitter,
-				counterPair:   counterPair,
-				reqResMatcher: reqResMatcher,
-			})
+			stream.addClient(
+				NewTcpReader(
+					make(chan api.TcpReaderDataMsg),
+					&api.ReadProgress{},
+					fmt.Sprintf("%s %s", net, transport),
+					&api.TcpID{
+						SrcIP:   srcIp,
+						DstIP:   dstIp,
+						SrcPort: srcPort,
+						DstPort: dstPort,
+					},
+					time.Time{},
+					stream,
+					true,
+					props.isOutgoing,
+					extension,
+					factory.emitter,
+					counterPair,
+					reqResMatcher,
+				),
+			)
+			stream.addServer(
+				NewTcpReader(
+					make(chan api.TcpReaderDataMsg),
+					&api.ReadProgress{},
+					fmt.Sprintf("%s %s", net, transport),
+					&api.TcpID{
+						SrcIP:   net.Dst().String(),
+						DstIP:   net.Src().String(),
+						SrcPort: transport.Dst().String(),
+						DstPort: transport.Src().String(),
+					},
+					time.Time{},
+					stream,
+					false,
+					props.isOutgoing,
+					extension,
+					factory.emitter,
+					counterPair,
+					reqResMatcher,
+				),
+			)
 
-			factory.streamsMap.Store(stream.id, &tcpStreamWrapper{
-				stream:        stream,
-				reqResMatcher: reqResMatcher,
-				createdAt:     time.Now(),
-			})
+			factory.streamsMap.Store(stream.getId(), stream)
 
 			factory.wg.Add(2)
-			// Start reading from channel stream.reader.bytes
-			go stream.clients[i].run(&factory.wg)
-			go stream.servers[i].run(&factory.wg)
+			go stream.getClient(i).run(filteringOptions, &factory.wg)
+			go stream.getServer(i).run(filteringOptions, &factory.wg)
 		}
 	}
-	return stream
+	return reassemblyStream
 }
 
 func (factory *tcpStreamFactory) WaitGoRoutines() {

tap/tcp_streams_map.go

@@ -1,14 +1,13 @@
 package tap
 
 import (
-	"os"
 	"runtime"
 	_debug "runtime/debug"
-	"strconv"
 	"sync"
 	"time"
 
 	"github.com/up9inc/mizu/logger"
+	"github.com/up9inc/mizu/tap/api"
 	"github.com/up9inc/mizu/tap/diagnose"
 )
 
@@ -17,12 +16,16 @@ type tcpStreamMap struct {
 	streamId int64
 }
 
-func NewTcpStreamMap() *tcpStreamMap {
+func NewTcpStreamMap() api.TcpStreamMap {
 	return &tcpStreamMap{
 		streams: &sync.Map{},
 	}
 }
 
+func (streamMap *tcpStreamMap) Range(f func(key, value interface{}) bool) {
+	streamMap.streams.Range(f)
+}
+
 func (streamMap *tcpStreamMap) Store(key, value interface{}) {
 	streamMap.streams.Store(key, value)
 }
@@ -31,66 +34,35 @@ func (streamMap *tcpStreamMap) Delete(key interface{}) {
 	streamMap.streams.Delete(key)
 }
 
-func (streamMap *tcpStreamMap) nextId() int64 {
+func (streamMap *tcpStreamMap) NextId() int64 {
 	streamMap.streamId++
 	return streamMap.streamId
 }
 
-func (streamMap *tcpStreamMap) getCloseTimedoutTcpChannelsInterval() time.Duration {
-	defaultDuration := 1000 * time.Millisecond
-	rangeMin := 10
-	rangeMax := 10000
-	closeTimedoutTcpChannelsIntervalMsStr := os.Getenv(CloseTimedoutTcpChannelsIntervalMsEnvVar)
-	if closeTimedoutTcpChannelsIntervalMsStr == "" {
-		return defaultDuration
-	} else {
-		closeTimedoutTcpChannelsIntervalMs, err := strconv.Atoi(closeTimedoutTcpChannelsIntervalMsStr)
-		if err != nil {
-			logger.Log.Warningf("Error parsing environment variable %s: %v\n", CloseTimedoutTcpChannelsIntervalMsEnvVar, err)
-			return defaultDuration
-		} else {
-			if closeTimedoutTcpChannelsIntervalMs < rangeMin || closeTimedoutTcpChannelsIntervalMs > rangeMax {
-				logger.Log.Warningf("The value of environment variable %s is not in acceptable range: %d - %d\n", CloseTimedoutTcpChannelsIntervalMsEnvVar, rangeMin, rangeMax)
-				return defaultDuration
-			} else {
-				return time.Duration(closeTimedoutTcpChannelsIntervalMs) * time.Millisecond
-			}
-		}
-	}
-}
-
-func (streamMap *tcpStreamMap) closeTimedoutTcpStreamChannels() {
-	tcpStreamChannelTimeout := GetTcpChannelTimeoutMs()
-	closeTimedoutTcpChannelsIntervalMs := streamMap.getCloseTimedoutTcpChannelsInterval()
+func (streamMap *tcpStreamMap) CloseTimedoutTcpStreamChannels() {
+	tcpStreamChannelTimeoutMs := GetTcpChannelTimeoutMs()
+	closeTimedoutTcpChannelsIntervalMs := GetCloseTimedoutTcpChannelsInterval()
 	logger.Log.Infof("Using %d ms as the close timedout TCP stream channels interval", closeTimedoutTcpChannelsIntervalMs/time.Millisecond)
+
+	ticker := time.NewTicker(closeTimedoutTcpChannelsIntervalMs)
 	for {
-		time.Sleep(closeTimedoutTcpChannelsIntervalMs)
+		<-ticker.C
+
 		_debug.FreeOSMemory()
 		streamMap.streams.Range(func(key interface{}, value interface{}) bool {
-			streamWrapper := value.(*tcpStreamWrapper)
-			stream := streamWrapper.stream
-			if stream.superIdentifier.Protocol == nil {
-				if !stream.isClosed && time.Now().After(streamWrapper.createdAt.Add(tcpStreamChannelTimeout)) {
-					stream.Close()
+			// `*tlsStream` is not yet applicable to this routine.
+			// So, we cast into `(*tcpStream)` and ignore `*tlsStream`
+			stream, ok := value.(*tcpStream)
+			if !ok {
+				return true
+			}
+
+			if stream.protoIdentifier.Protocol == nil {
+				if !stream.isClosed && time.Now().After(stream.createdAt.Add(tcpStreamChannelTimeoutMs)) {
+					stream.close()
 					diagnose.AppStats.IncDroppedTcpStreams()
 					logger.Log.Debugf("Dropped an unidentified TCP stream because of timeout. Total dropped: %d Total Goroutines: %d Timeout (ms): %d",
-						diagnose.AppStats.DroppedTcpStreams, runtime.NumGoroutine(), tcpStreamChannelTimeout/time.Millisecond)
-				}
-			} else {
-				if !stream.superIdentifier.IsClosedOthers {
-					for i := range stream.clients {
-						reader := &stream.clients[i]
-						if reader.extension.Protocol != stream.superIdentifier.Protocol {
-							reader.Close()
-						}
-					}
-					for i := range stream.servers {
-						reader := &stream.servers[i]
-						if reader.extension.Protocol != stream.superIdentifier.Protocol {
-							reader.Close()
-						}
-					}
-					stream.superIdentifier.IsClosedOthers = true
+						diagnose.AppStats.DroppedTcpStreams, runtime.NumGoroutine(), tcpStreamChannelTimeoutMs/time.Millisecond)
 				}
 			}
 			return true

tap/tlstapper/bpf/openssl_uprobes.c

@@ -48,14 +48,14 @@ static __always_inline int get_count_bytes(struct pt_regs *ctx, struct ssl_info*
 	return countBytes;
 }
 
-static __always_inline void add_address_to_chunk(struct pt_regs *ctx, struct tlsChunk* chunk, __u64 id, __u32 fd) {
+static __always_inline int add_address_to_chunk(struct pt_regs *ctx, struct tlsChunk* chunk, __u64 id, __u32 fd) {
 	__u32 pid = id >> 32;
 	__u64 key = (__u64) pid << 32 | fd;
 	
 	struct fd_info *fdinfo = bpf_map_lookup_elem(&file_descriptor_to_ipv4, &key);
 	
 	if (fdinfo == NULL) {
-		return;
+		return 0;
 	}
 	
 	int err = bpf_probe_read(chunk->address, sizeof(chunk->address), fdinfo->ipv4_addr);
@@ -63,7 +63,10 @@ static __always_inline void add_address_to_chunk(struct pt_regs *ctx, struct tls
 	
 	if (err != 0) {
 		log_error(ctx, LOG_ERROR_READING_FD_ADDRESS, id, err, 0l);
+		return 0;
 	}
+	
+	return 1;
 }
 
 static __always_inline void send_chunk_part(struct pt_regs *ctx, __u8* buffer, __u64 id, 
@@ -143,7 +146,12 @@ static __always_inline void output_ssl_chunk(struct pt_regs *ctx, struct ssl_inf
 	chunk->len = countBytes;
 	chunk->fd = info->fd;
 	
-	add_address_to_chunk(ctx, chunk, id, chunk->fd);
+	if (!add_address_to_chunk(ctx, chunk, id, chunk->fd)) {
+		// Without an address, we drop the chunk because there is not much to do with it in Go
+		//
+		return;
+	}
+	
 	send_chunk(ctx, info->buffer, id, chunk);
 }
 

tap/tlstapper/chunk.go

@@ -6,6 +6,7 @@ import (
 	"net"
 
 	"github.com/go-errors/errors"
+	"github.com/up9inc/mizu/tap/api"
 )
 
 const FLAGS_IS_CLIENT_BIT uint32 = (1 << 0)
@@ -16,14 +17,14 @@ const FLAGS_IS_READ_BIT uint32 = (1 << 1)
 //	Be careful when editing, alignment and padding should be exactly the same in go/c.
 //
 type tlsChunk struct {
-	Pid      uint32	// process id
-	Tgid     uint32	// thread id inside the process
-	Len      uint32	// the size of the native buffer used to read/write the tls data (may be bigger than tlsChunk.Data[])
-	Start    uint32	// the start offset withing the native buffer
-	Recorded uint32	// number of bytes copied from the native buffer to tlsChunk.Data[]
-	Fd       uint32	// the file descriptor used to read/write the tls data (probably socket file descriptor)
-	Flags    uint32 // bitwise flags
-	Address  [16]byte // ipv4 address and port
+	Pid      uint32     // process id
+	Tgid     uint32     // thread id inside the process
+	Len      uint32     // the size of the native buffer used to read/write the tls data (may be bigger than tlsChunk.Data[])
+	Start    uint32     // the start offset withing the native buffer
+	Recorded uint32     // number of bytes copied from the native buffer to tlsChunk.Data[]
+	Fd       uint32     // the file descriptor used to read/write the tls data (probably socket file descriptor)
+	Flags    uint32     // bitwise flags
+	Address  [16]byte   // ipv4 address and port
 	Data     [4096]byte // actual tls data
 }
 
@@ -73,3 +74,27 @@ func (c *tlsChunk) getRecordedData() []byte {
 func (c *tlsChunk) isRequest() bool {
 	return (c.isClient() && c.isWrite()) || (c.isServer() && c.isRead())
 }
+
+func (c *tlsChunk) getAddressPair() (addressPair, error) {
+	ip, port, err := c.getAddress()
+
+	if err != nil {
+		return addressPair{}, err
+	}
+
+	if c.isRequest() {
+		return addressPair{
+			srcIp:   api.UnknownIp,
+			srcPort: api.UnknownPort,
+			dstIp:   ip,
+			dstPort: port,
+		}, nil
+	} else {
+		return addressPair{
+			srcIp:   ip,
+			srcPort: port,
+			dstIp:   api.UnknownIp,
+			dstPort: api.UnknownPort,
+		}, nil
+	}
+}

tap/tlstapper/sockfd_info.go

@@ -20,10 +20,17 @@ const (
 	INODE_FILED_INDEX       = 9
 )
 
+type addressPair struct {
+	srcIp   net.IP
+	srcPort uint16
+	dstIp   net.IP
+	dstPort uint16
+}
+
 // This file helps to extract Ip and Port out of a Socket file descriptor.
-// 
+//
 // The equivalent bash commands are:
-// 
+//
 //  > ls -l /proc/<pid>/fd/<fd>
 // 	    Output something like "socket:[1234]" for sockets - 1234 is the inode of the socket
 //  > cat /proc/<pid>/net/tcp | grep <inode>
@@ -31,18 +38,18 @@ const (
 //      The 1st and 2nd fields are the source and dest ip and ports in a Hex format
 //      0100007F:50 is 127.0.0.1:80
 
-func getAddressBySockfd(procfs string, pid uint32, fd uint32, src bool) (net.IP, uint16, error) {
+func getAddressBySockfd(procfs string, pid uint32, fd uint32) (addressPair, error) {
 	inode, err := getSocketInode(procfs, pid, fd)
 
 	if err != nil {
-		return nil, 0, err
+		return addressPair{}, err
 	}
 
 	tcppath := fmt.Sprintf("%s/%d/net/tcp", procfs, pid)
 	tcp, err := ioutil.ReadFile(tcppath)
 
 	if err != nil {
-		return nil, 0, errors.Wrap(err, 0)
+		return addressPair{}, errors.Wrap(err, 0)
 	}
 
 	for _, line := range strings.Split(string(tcp), "\n") {
@@ -53,15 +60,28 @@ func getAddressBySockfd(procfs string, pid uint32, fd uint32, src bool) (net.IP,
 		}
 
 		if inode == parts[INODE_FILED_INDEX] {
-			if src {
-				return parseHexAddress(parts[SRC_ADDRESS_FILED_INDEX])
-			} else {
-				return parseHexAddress(parts[DST_ADDRESS_FILED_INDEX])
+			srcIp, srcPort, srcErr := parseHexAddress(parts[SRC_ADDRESS_FILED_INDEX])
+
+			if srcErr != nil {
+				return addressPair{}, srcErr
 			}
+
+			dstIp, dstPort, dstErr := parseHexAddress(parts[DST_ADDRESS_FILED_INDEX])
+
+			if dstErr != nil {
+				return addressPair{}, dstErr
+			}
+
+			return addressPair{
+				srcIp:   srcIp,
+				srcPort: srcPort,
+				dstIp:   dstIp,
+				dstPort: dstPort,
+			}, nil
 		}
 	}
 
-	return nil, 0, errors.Errorf("address not found [pid: %d] [sockfd: %d] [inode: %s]", pid, fd, inode)
+	return addressPair{}, errors.Errorf("address not found [pid: %d] [sockfd: %d] [inode: %s]", pid, fd, inode)
 }
 
 func getSocketInode(procfs string, pid uint32, fd uint32) (string, error) {

tap/tlstapper/tls_poller.go

@@ -4,7 +4,6 @@ import (
 	"bufio"
 	"bytes"
 	"fmt"
-	"net"
 	"sync"
 	"time"
 
@@ -16,10 +15,14 @@ import (
 
 	"github.com/cilium/ebpf/perf"
 	"github.com/go-errors/errors"
+	"github.com/hashicorp/golang-lru/simplelru"
 	"github.com/up9inc/mizu/logger"
 	"github.com/up9inc/mizu/tap/api"
 )
 
+const fdCachedItemAvgSize = 40
+const fdCacheMaxItems = 500000 / fdCachedItemAvgSize
+
 type tlsPoller struct {
 	tls            *TlsTapper
 	readers        map[string]*tlsReader
@@ -29,10 +32,12 @@ type tlsPoller struct {
 	extension      *api.Extension
 	procfs         string
 	pidToNamespace sync.Map
+	fdCache        *simplelru.LRU // Actual typs is map[string]addressPair
+	evictedCounter int
 }
 
-func newTlsPoller(tls *TlsTapper, extension *api.Extension, procfs string) *tlsPoller {
-	return &tlsPoller{
+func newTlsPoller(tls *TlsTapper, extension *api.Extension, procfs string) (*tlsPoller, error) {
+	poller := &tlsPoller{
 		tls:           tls,
 		readers:       make(map[string]*tlsReader),
 		closedReaders: make(chan string, 100),
@@ -41,6 +46,15 @@ func newTlsPoller(tls *TlsTapper, extension *api.Extension, procfs string) *tlsP
 		chunksReader:  nil,
 		procfs:        procfs,
 	}
+
+	fdCache, err := simplelru.NewLRU(fdCacheMaxItems, poller.fdCacheEvictCallback)
+
+	if err != nil {
+		return nil, errors.Wrap(err, 0)
+	}
+
+	poller.fdCache = fdCache
+	return poller, nil
 }
 
 func (p *tlsPoller) init(bpfObjects *tlsTapperObjects, bufferSize int) error {
@@ -59,7 +73,7 @@ func (p *tlsPoller) close() error {
 	return p.chunksReader.Close()
 }
 
-func (p *tlsPoller) poll(emitter api.Emitter, options *api.TrafficFilteringOptions) {
+func (p *tlsPoller) poll(emitter api.Emitter, options *api.TrafficFilteringOptions, streamsMap api.TcpStreamMap) {
 	chunks := make(chan *tlsChunk)
 
 	go p.pollChunksPerfBuffer(chunks)
@@ -71,7 +85,7 @@ func (p *tlsPoller) poll(emitter api.Emitter, options *api.TrafficFilteringOptio
 				return
 			}
 
-			if err := p.handleTlsChunk(chunk, p.extension, emitter, options); err != nil {
+			if err := p.handleTlsChunk(chunk, p.extension, emitter, options, streamsMap); err != nil {
 				LogError(err)
 			}
 		case key := <-p.closedReaders:
@@ -115,67 +129,83 @@ func (p *tlsPoller) pollChunksPerfBuffer(chunks chan<- *tlsChunk) {
 	}
 }
 
-func (p *tlsPoller) handleTlsChunk(chunk *tlsChunk, extension *api.Extension,
-	emitter api.Emitter, options *api.TrafficFilteringOptions) error {
-	ip, port, err := chunk.getAddress()
+func (p *tlsPoller) handleTlsChunk(chunk *tlsChunk, extension *api.Extension, emitter api.Emitter,
+	options *api.TrafficFilteringOptions, streamsMap api.TcpStreamMap) error {
+	address, err := p.getSockfdAddressPair(chunk)
 
 	if err != nil {
-		return err
+		address, err = chunk.getAddressPair()
+
+		if err != nil {
+			return err
+		}
 	}
 
-	key := buildTlsKey(chunk, ip, port)
+	key := buildTlsKey(address)
 	reader, exists := p.readers[key]
 
 	if !exists {
-		reader = p.startNewTlsReader(chunk, ip, port, key, extension, emitter, options)
+		reader = p.startNewTlsReader(chunk, &address, key, emitter, extension, options, streamsMap)
 		p.readers[key] = reader
 	}
 
-	reader.timer.CaptureTime = time.Now()
-	reader.chunks <- chunk
+	reader.newChunk(chunk)
 
 	if os.Getenv("MIZU_VERBOSE_TLS_TAPPER") == "true" {
-		p.logTls(chunk, ip, port)
+		p.logTls(chunk, key, reader)
 	}
 
 	return nil
 }
 
-func (p *tlsPoller) startNewTlsReader(chunk *tlsChunk, ip net.IP, port uint16, key string, extension *api.Extension,
-	emitter api.Emitter, options *api.TrafficFilteringOptions) *tlsReader {
+func (p *tlsPoller) startNewTlsReader(chunk *tlsChunk, address *addressPair, key string,
+	emitter api.Emitter, extension *api.Extension, options *api.TrafficFilteringOptions,
+	streamsMap api.TcpStreamMap) *tlsReader {
 
-	reader := &tlsReader{
-		key:    key,
-		chunks: make(chan *tlsChunk, 1),
-		doneHandler: func(r *tlsReader) {
-			p.closeReader(key, r)
-		},
-		progress: &api.ReadProgress{},
-		timer: api.SuperTimer{
-			CaptureTime: time.Now(),
-		},
+	tcpid := p.buildTcpId(chunk, address)
+
+	doneHandler := func(r *tlsReader) {
+		p.closeReader(key, r)
 	}
 
-	tcpid := p.buildTcpId(chunk, ip, port)
-
 	tlsEmitter := &tlsEmitter{
 		delegate:  emitter,
 		namespace: p.getNamespace(chunk.Pid),
 	}
 
-	go dissect(extension, reader, chunk.isRequest(), &tcpid, tlsEmitter, options, p.reqResMatcher)
+	reader := &tlsReader{
+		key:           key,
+		chunks:        make(chan *tlsChunk, 1),
+		doneHandler:   doneHandler,
+		progress:      &api.ReadProgress{},
+		tcpID:         &tcpid,
+		isClient:      chunk.isRequest(),
+		captureTime:   time.Now(),
+		extension:     extension,
+		emitter:       tlsEmitter,
+		counterPair:   &api.CounterPair{},
+		reqResMatcher: p.reqResMatcher,
+	}
+
+	stream := &tlsStream{
+		reader:          reader,
+		protoIdentifier: &api.ProtoIdentifier{},
+	}
+	streamsMap.Store(streamsMap.NextId(), stream)
+
+	reader.parent = stream
+
+	go dissect(extension, reader, options)
 	return reader
 }
 
-func dissect(extension *api.Extension, reader *tlsReader, isRequest bool, tcpid *api.TcpID,
-	tlsEmitter *tlsEmitter, options *api.TrafficFilteringOptions, reqResMatcher api.RequestResponseMatcher) {
+func dissect(extension *api.Extension, reader *tlsReader, options *api.TrafficFilteringOptions) {
 	b := bufio.NewReader(reader)
 
-	err := extension.Dissector.Dissect(b, reader.progress, api.Ebpf, isRequest, tcpid, &api.CounterPair{},
-		&reader.timer, &api.SuperIdentifier{}, tlsEmitter, options, reqResMatcher)
+	err := extension.Dissector.Dissect(b, reader, options)
 
 	if err != nil {
-		logger.Log.Warningf("Error dissecting TLS %v - %v", tcpid, err)
+		logger.Log.Warningf("Error dissecting TLS %v - %v", reader.GetTcpID(), err)
 	}
 }
 
@@ -184,36 +214,52 @@ func (p *tlsPoller) closeReader(key string, r *tlsReader) {
 	p.closedReaders <- key
 }
 
-func buildTlsKey(chunk *tlsChunk, ip net.IP, port uint16) string {
-	return fmt.Sprintf("%v:%v-%v:%v", chunk.isClient(), chunk.isRead(), ip, port)
-}
+func (p *tlsPoller) getSockfdAddressPair(chunk *tlsChunk) (addressPair, error) {
+	address, err := getAddressBySockfd(p.procfs, chunk.Pid, chunk.Fd)
+	fdCacheKey := fmt.Sprintf("%d:%d", chunk.Pid, chunk.Fd)
 
-func (p *tlsPoller) buildTcpId(chunk *tlsChunk, ip net.IP, port uint16) api.TcpID {
-	myIp, myPort, err := getAddressBySockfd(p.procfs, chunk.Pid, chunk.Fd, chunk.isClient())
-
-	if err != nil {
-		// May happen if the socket already closed, very likely to happen for localhost
-		//
-		myIp = api.UnknownIp
-		myPort = api.UnknownPort
+	if err == nil {
+		if !chunk.isRequest() {
+			switchedAddress := addressPair{
+				srcIp:   address.dstIp,
+				srcPort: address.dstPort,
+				dstIp:   address.srcIp,
+				dstPort: address.srcPort,
+			}
+			p.fdCache.Add(fdCacheKey, switchedAddress)
+			return switchedAddress, nil
+		} else {
+			p.fdCache.Add(fdCacheKey, address)
+			return address, nil
+		}
 	}
 
-	if chunk.isRequest() {
-		return api.TcpID{
-			SrcIP:   myIp.String(),
-			DstIP:   ip.String(),
-			SrcPort: strconv.FormatUint(uint64(myPort), 10),
-			DstPort: strconv.FormatUint(uint64(port), 10),
-			Ident:   "",
-		}
-	} else {
-		return api.TcpID{
-			SrcIP:   ip.String(),
-			DstIP:   myIp.String(),
-			SrcPort: strconv.FormatUint(uint64(port), 10),
-			DstPort: strconv.FormatUint(uint64(myPort), 10),
-			Ident:   "",
-		}
+	fromCacheIfc, ok := p.fdCache.Get(fdCacheKey)
+
+	if !ok {
+		return addressPair{}, err
+	}
+
+	fromCache, ok := fromCacheIfc.(addressPair)
+
+	if !ok {
+		return address, errors.Errorf("Unable to cast %T to addressPair", fromCacheIfc)
+	}
+
+	return fromCache, nil
+}
+
+func buildTlsKey(address addressPair) string {
+	return fmt.Sprintf("%s:%d>%s:%d", address.srcIp, address.srcPort, address.dstIp, address.dstPort)
+}
+
+func (p *tlsPoller) buildTcpId(chunk *tlsChunk, address *addressPair) api.TcpID {
+	return api.TcpID{
+		SrcIP:   address.srcIp.String(),
+		DstIP:   address.dstIp.String(),
+		SrcPort: strconv.FormatUint(uint64(address.srcPort), 10),
+		DstPort: strconv.FormatUint(uint64(address.dstPort), 10),
+		Ident:   "",
 	}
 }
 
@@ -244,7 +290,7 @@ func (p *tlsPoller) clearPids() {
 	})
 }
 
-func (p *tlsPoller) logTls(chunk *tlsChunk, ip net.IP, port uint16) {
+func (p *tlsPoller) logTls(chunk *tlsChunk, key string, reader *tlsReader) {
 	var flagsStr string
 
 	if chunk.isClient() {
@@ -259,13 +305,18 @@ func (p *tlsPoller) logTls(chunk *tlsChunk, ip net.IP, port uint16) {
 		flagsStr += "W"
 	}
 
-	srcIp, srcPort, _ := getAddressBySockfd(p.procfs, chunk.Pid, chunk.Fd, true)
-	dstIp, dstPort, _ := getAddressBySockfd(p.procfs, chunk.Pid, chunk.Fd, false)
-
 	str := strings.ReplaceAll(strings.ReplaceAll(string(chunk.Data[0:chunk.Recorded]), "\n", " "), "\r", "")
 
-	logger.Log.Infof("PID: %v (tid: %v) (fd: %v) (client: %v) (addr: %v:%v) (fdaddr %v:%v>%v:%v) (recorded %v out of %v starting at %v) - %v - %v",
-		chunk.Pid, chunk.Tgid, chunk.Fd, flagsStr, ip, port,
-		srcIp, srcPort, dstIp, dstPort,
-		chunk.Recorded, chunk.Len, chunk.Start, str, hex.EncodeToString(chunk.Data[0:chunk.Recorded]))
+	logger.Log.Infof("[%-44s] %s #%-4d (fd: %d) (recorded %d/%d:%d) - %s - %s",
+		key, flagsStr, reader.seenChunks, chunk.Fd,
+		chunk.Recorded, chunk.Len, chunk.Start,
+		str, hex.EncodeToString(chunk.Data[0:chunk.Recorded]))
+}
+
+func (p *tlsPoller) fdCacheEvictCallback(key interface{}, value interface{}) {
+	p.evictedCounter = p.evictedCounter + 1
+
+	if p.evictedCounter%1000000 == 0 {
+		logger.Log.Infof("Tls fdCache evicted %d items", p.evictedCounter)
+	}
 }

tap/tlstapper/tls_reader.go

@@ -8,12 +8,26 @@ import (
 )
 
 type tlsReader struct {
-	key         string
-	chunks      chan *tlsChunk
-	data        []byte
-	doneHandler func(r *tlsReader)
-	progress    *api.ReadProgress
-	timer        api.SuperTimer
+	key           string
+	chunks        chan *tlsChunk
+	seenChunks    int
+	data          []byte
+	doneHandler   func(r *tlsReader)
+	progress      *api.ReadProgress
+	tcpID         *api.TcpID
+	isClient      bool
+	captureTime   time.Time
+	extension     *api.Extension
+	emitter       api.Emitter
+	counterPair   *api.CounterPair
+	parent        *tlsStream
+	reqResMatcher api.RequestResponseMatcher
+}
+
+func (r *tlsReader) newChunk(chunk *tlsChunk) {
+	r.captureTime = time.Now()
+	r.seenChunks = r.seenChunks + 1
+	r.chunks <- chunk
 }
 
 func (r *tlsReader) Read(p []byte) (int, error) {
@@ -44,3 +58,43 @@ func (r *tlsReader) Read(p []byte) (int, error) {
 
 	return l, nil
 }
+
+func (r *tlsReader) GetReqResMatcher() api.RequestResponseMatcher {
+	return r.reqResMatcher
+}
+
+func (r *tlsReader) GetIsClient() bool {
+	return r.isClient
+}
+
+func (r *tlsReader) GetReadProgress() *api.ReadProgress {
+	return r.progress
+}
+
+func (r *tlsReader) GetParent() api.TcpStream {
+	return r.parent
+}
+
+func (r *tlsReader) GetTcpID() *api.TcpID {
+	return r.tcpID
+}
+
+func (r *tlsReader) GetCounterPair() *api.CounterPair {
+	return r.counterPair
+}
+
+func (r *tlsReader) GetCaptureTime() time.Time {
+	return r.captureTime
+}
+
+func (r *tlsReader) GetEmitter() api.Emitter {
+	return r.emitter
+}
+
+func (r *tlsReader) GetIsClosed() bool {
+	return false
+}
+
+func (r *tlsReader) GetExtension() *api.Extension {
+	return r.extension
+}

tap/tlstapper/tls_stream.go

@@ -0,0 +1,32 @@
+package tlstapper
+
+import "github.com/up9inc/mizu/tap/api"
+
+type tlsStream struct {
+	reader          *tlsReader
+	protoIdentifier *api.ProtoIdentifier
+}
+
+func (t *tlsStream) GetOrigin() api.Capture {
+	return api.Ebpf
+}
+
+func (t *tlsStream) GetProtoIdentifier() *api.ProtoIdentifier {
+	return t.protoIdentifier
+}
+
+func (t *tlsStream) SetProtocol(protocol *api.Protocol) {
+	t.protoIdentifier.Protocol = protocol
+}
+
+func (t *tlsStream) GetReqResMatchers() []api.RequestResponseMatcher {
+	return []api.RequestResponseMatcher{t.reader.reqResMatcher}
+}
+
+func (t *tlsStream) GetIsTapTarget() bool {
+	return true
+}
+
+func (t *tlsStream) GetIsClosed() bool {
+	return false
+}

tap/tlstapper/tls_tapper.go

@@ -46,12 +46,18 @@ func (t *TlsTapper) Init(chunksBufferSize int, logBufferSize int, procfs string,
 		return err
 	}
 
-	t.poller = newTlsPoller(t, extension, procfs)
+	var err error
+	t.poller, err = newTlsPoller(t, extension, procfs)
+
+	if err != nil {
+		return err
+	}
+
 	return t.poller.init(&t.bpfObjects, chunksBufferSize)
 }
 
-func (t *TlsTapper) Poll(emitter api.Emitter, options *api.TrafficFilteringOptions) {
-	t.poller.poll(emitter, options)
+func (t *TlsTapper) Poll(emitter api.Emitter, options *api.TrafficFilteringOptions, streamsMap api.TcpStreamMap) {
+	t.poller.poll(emitter, options, streamsMap)
 }
 
 func (t *TlsTapper) PollForLogging() {

ui-common/example/README.md

@@ -1,5 +0,0 @@
-This example was bootstrapped with [Create React App](https://github.com/facebook/create-react-app).
-
-It is linked to the liraz-test package in the parent directory for development purposes.
-
-You can run `npm install` and then `npm start` to test your package.

ui-common/example/craco.config.js

@@ -1,13 +0,0 @@
-module.exports = {
-  webpack: {
-      configure: (webpackConfig) => {
-          const instanceOfMiniCssExtractPlugin = webpackConfig.plugins.find(
-              (plugin) => plugin.options && plugin.options.ignoreOrder != null,
-          );
-          if(instanceOfMiniCssExtractPlugin)
-              instanceOfMiniCssExtractPlugin.options.ignoreOrder = true;
-
-          return webpackConfig;
-      }
-  }
-}

ui-common/example/package.json

@@ -1,48 +0,0 @@
-{
-  "name": "@up9/mizu-common-example",
-  "homepage": ".",
-  "version": "0.0.0",
-  "private": true,
-  "scripts": {
-    "start": "craco start",
-    "comment-start": "node ../node_modules/react-scripts/bin/react-scripts.js start",
-    "build": "node ../node_modules/react-scripts/bin/react-scripts.js build",
-    "test": "node ../node_modules/react-scripts/bin/react-scripts.js test",
-    "eject": "node ../node_modules/react-scripts/bin/react-scripts.js eject"
-  },
-  "dependencies": {
-    "@testing-library/jest-dom": "file:../node_modules/@testing-library/jest-dom",
-    "@testing-library/react": "file:../node_modules/@testing-library/react",
-    "@testing-library/user-event": "file:../node_modules/@testing-library/user-event",
-    "@types/jest": "file:../node_modules/@types/jest",
-    "@types/node": "file:../node_modules/@types/node",
-    "@types/react": "file:../node_modules/@types/react",
-    "@types/react-dom": "file:../node_modules/@types/react-dom",
-    "@up9/mizu-common": "file:..",
-    "react": "file:../node_modules/react",
-    "react-dom": "file:../node_modules/react-dom"
-  },
-  "devDependencies": {
-    "@babel/plugin-syntax-object-rest-spread": "^7.8.3",
-    "@craco/craco": "^6.4.3",
-    "eslint": "^7.11.0",
-    "node-sass": "^6.0.0",
-    "recoil": "^0.5.2",
-    "react-scripts": "^4.0.3"
-  },
-  "eslintConfig": {
-    "extends": "react-app"
-  },
-  "browserslist": {
-    "production": [
-      ">0.2%",
-      "not dead",
-      "not op_mini all"
-    ],
-    "development": [
-      "last 1 chrome version",
-      "last 1 firefox version",
-      "last 1 safari version"
-    ]
-  }
-}

ui-common/example/public/index.html

@@ -1,48 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-  <head>
-    <meta charset="utf-8" />
-    <link rel="shortcut icon" href="%PUBLIC_URL%/favicon.ico" />
-    <meta
-      name="viewport"
-      content="width=device-width, initial-scale=1, shrink-to-fit=no"
-    />
-    <meta name="theme-color" content="#000000" />
-
-    <!--
-      manifest.json provides metadata used when your web app is added to the
-      homescreen on Android. See https://developers.google.com/web/fundamentals/engage-and-retain/web-app-manifest/
-    -->
-    <link rel="manifest" href="%PUBLIC_URL%/manifest.json" />
-
-    <!--
-      Notice the use of %PUBLIC_URL% in the tags above.
-      It will be replaced with the URL of the `public` folder during the build.
-      Only files inside the `public` folder can be referenced from the HTML.
-
-      Unlike "/favicon.ico" or "favicon.ico", "%PUBLIC_URL%/favicon.ico" will
-      work correctly both with client-side routing and a non-root public URL.
-      Learn how to configure a non-root public URL by running `npm run build`.
-    -->
-    <title>@up9/mizu-common</title>
-  </head>
-
-  <body>
-    <noscript>
-      You need to enable JavaScript to run this app.
-    </noscript>
-
-    <div id="root"></div>
-
-    <!--
-      This HTML file is a template.
-      If you open it directly in the browser, you will see an empty page.
-
-      You can add webfonts, meta tags, or analytics to this file.
-      The build step will place the bundled scripts into the <body> tag.
-
-      To begin the development, run `npm start` or `yarn start`.
-      To create a production bundle, use `npm run build` or `yarn build`.
-    -->
-  </body>
-</html>

ui-common/example/public/manifest.json

@@ -1,15 +0,0 @@
-{
-  "short_name": "@up9/mizu-common",
-  "name": "@up9/mizu-common",
-  "icons": [
-    {
-      "src": "favicon.ico",
-      "sizes": "64x64 32x32 24x24 16x16",
-      "type": "image/x-icon"
-    }
-  ],
-  "start_url": ".",
-  "display": "standalone",
-  "theme_color": "#000000",
-  "background_color": "#ffffff"
-}

ui-common/example/src/App.test.tsx

@@ -1,9 +0,0 @@
-import React from 'react'
-import ReactDOM from 'react-dom'
-import App from './App'
-
-it('renders without crashing', () => {
-  const div = document.createElement('div')
-  ReactDOM.render(<App />, div)
-  ReactDOM.unmountComponentAtNode(div)
-})

ui-common/example/src/App.tsx

@@ -1,24 +0,0 @@
-import TrafficViewer,{useWS, DEFAULT_QUERY, OasModal} from '@up9/mizu-common';
-import "@up9/mizu-common/dist/index.css"
-import {useEffect} from 'react';
-import Api, {getWebsocketUrl} from "./api";
-
-const api = Api.getInstance()
-
-const App = () => {
-  const {message,error,isOpen, openSocket, closeSocket, sendQueryWhenWsOpen} = useWS(getWebsocketUrl())
-  const trafficViewerApi = {...api, webSocket:{open : openSocket, close: closeSocket, sendQueryWhenWsOpen: sendQueryWhenWsOpen}}
-  sendQueryWhenWsOpen(DEFAULT_QUERY);
-
-  useEffect(() => {
-    return () =>{
-      closeSocket()
-    }
-  },[])
-
-  return <>
-
-  </>
-}
-
-export default App

ui-common/example/src/api.js

@@ -1,119 +0,0 @@
-import * as axios from "axios";
-
-export const MizuWebsocketURL = process.env.REACT_APP_OVERRIDE_WS_URL ? process.env.REACT_APP_OVERRIDE_WS_URL :
-    window.location.protocol === 'https:' ? `wss://${window.location.host}/ws` : `ws://${window.location.host}/ws`;
-
-export const FormValidationErrorType = "formError";
-
-const CancelToken = axios.CancelToken;
-
-const apiURL = process.env.REACT_APP_OVERRIDE_API_URL ? process.env.REACT_APP_OVERRIDE_API_URL : `${window.location.origin}/`;
-
-let token = null
-let client = null
-let source = null
-
-export default class Api {
-    static instance;
-
-    static getInstance() {
-        if (!Api.instance) {
-            Api.instance = new Api();
-        }
-        return Api.instance;
-    }
-
-    constructor() {
-        token = localStorage.getItem("token");
-
-        client = this.getAxiosClient();
-        source = null;
-    }
-
-    tapStatus = async () => {
-        const response = await client.get("/status/tap");
-        return response.data;
-    }
-
-
-    analyzeStatus = async () => {
-        const response = await client.get("/status/analyze");
-        return response.data;
-    }
-
-    getEntry = async (id, query) => {
-        const response = await client.get(`/entries/${id}?query=${query}`);
-        return response.data;
-    }
-
-    fetchEntries = async (leftOff, direction, query, limit, timeoutMs) => {
-        const response = await client.get(`/entries/?leftOff=${leftOff}&direction=${direction}&query=${query}&limit=${limit}&timeoutMs=${timeoutMs}`).catch(function (thrown) {
-            console.error(thrown.message);
-            return {};
-        });
-        return response.data;
-    }
-
-    getOasServices = async () => {
-        const response = await client.get("/oas");
-        return response.data;
-    }
-
-    getOasByService = async (selectedService) => {
-        const response = await client.get(`/oas/${selectedService}`);
-        return response.data;
-    }
-
-    validateQuery = async (query) => {
-        if (source) {
-            source.cancel();
-        }
-        source = CancelToken.source();
-
-        const form = new FormData();
-        form.append('query', query)
-        const response = await client.post(`/query/validate`, form, {
-            cancelToken: source.token
-        }).catch(function (thrown) {
-            if (!axios.isCancel(thrown)) {
-                console.error('Validate error', thrown.message);
-            }
-        });
-
-        if (!response) {
-            return null;
-        }
-
-        return response.data;
-    }
-
-    persistToken = (tk) => {
-        token = tk;
-        client = this.getAxiosClient();
-        localStorage.setItem('token', token);
-    }
-
-    getAxiosClient = () => {
-        const headers = {
-            Accept: "application/json"
-        }
-
-        if (token) {
-            headers['x-session-token'] = `${token}`; // we use `x-session-token` instead of `Authorization` because the latter is reserved by kubectl proxy, making mizu view not work
-        }
-        return axios.create({
-            baseURL: apiURL,
-            timeout: 31000,
-            headers
-        });
-    }
-}
-
-export function getWebsocketUrl(){
-    let websocketUrl = MizuWebsocketURL;
-    if (token) {
-      websocketUrl += `/${token}`;
-    }
-
-    return websocketUrl;
-}

ui-common/example/src/index.css

@@ -1,14 +0,0 @@
-body {
-  margin: 0;
-  padding: 0;
-  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
-    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
-    sans-serif;
-  -webkit-font-smoothing: antialiased;
-  -moz-osx-font-smoothing: grayscale;
-}
-
-code {
-  font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
-    monospace;
-}

ui-common/example/src/index.tsx

@@ -1,7 +0,0 @@
-import './index.css'
-
-import ReactDOM from 'react-dom'
-import App from './App'
-
-
-ReactDOM.render(<App />, document.getElementById('root'))

ui-common/example/src/react-app-env.d.ts

@@ -1 +0,0 @@
-/// <reference types="react-scripts" />

ui-common/example/src/setupTests.ts

@@ -1,5 +0,0 @@
-// jest-dom adds custom jest matchers for asserting on DOM nodes.
-// allows you to do things like:
-// expect(element).toHaveTextContent(/react/i)
-// learn more: https://github.com/testing-library/jest-dom
-import '@testing-library/jest-dom/extend-expect';

ui-common/example/tsconfig.json

@@ -1,41 +0,0 @@
-{
-  "compilerOptions": {
-    "outDir": "dist",
-    "module": "esnext",
-    "lib": [
-      "dom",
-      "esnext"
-    ],
-    "moduleResolution": "node",
-    "jsx": "react-jsx",
-    "sourceMap": true,
-    "declaration": true,
-    "esModuleInterop": true,
-    "noImplicitReturns": true,
-    "noImplicitThis": true,
-    "noImplicitAny": true,
-    "strictNullChecks": false,
-    "suppressImplicitAnyIndexErrors": true,
-    "noUnusedLocals": false,
-    "noUnusedParameters": false,
-    "allowSyntheticDefaultImports": true,
-    "target": "es5",
-    "allowJs": true,
-    "skipLibCheck": true,
-  
-    "strict": true,
-    "forceConsistentCasingInFileNames": true,
-    "resolveJsonModule": true,
-    "isolatedModules": true,
-    "noEmit": true,
-    "noFallthroughCasesInSwitch": true
-  },
-  "include": [
-    "src"
-  ],
-  "exclude": [
-    "node_modules",
-    "build",
-    "exmaple"
-  ]
-}

ui-common/src/components.scss

@@ -0,0 +1,22 @@
+.subSectionHeader{
+    position: relative;
+    font-style: normal;
+    font-weight: bold;
+    font-size: 12px;
+    line-height: 15px;
+    color: $font-color;
+    &::after{
+      content: "";
+      border: 1px solid #E9EBF8;
+      transform: rotate(180deg);
+      position: absolute;
+      left: 0px;
+      right: -100%;
+      top: 100%;
+      bottom: 0%;
+      width: 100%;
+      width: -moz-available;
+      width: -webkit-fill-available;
+      width: strech;
+    }
+}

ui-common/src/components/OasModal/OasModal.module.sass

@@ -1,6 +1,13 @@
 @import '../../variables.module.scss'
 
-.boxContainer 
+.closeIcon
+    cursor: pointer
+    user-select: none
+    margin-top: -12px
+    margin-right: -12px
+    float: right
+
+.boxContainer
     display: flex
     justifyContent: space-between
     padding: 10px
@@ -17,7 +24,7 @@
     width: 43px
 
 .title
-    color:#494677
+    color: #494677
     font-family: Source Sans Pro,Lucida Grande,Tahoma,sans-serif
     font-size: 28px
     font-weight: 600
@@ -37,4 +44,3 @@
 
 .root
     width: 100%
-

ui-common/src/components/OasModal/OasModal.tsx

@@ -1,5 +1,5 @@
-import { Box, Fade, FormControl, MenuItem, Modal, Backdrop } from "@material-ui/core";
-import { useEffect, useState } from "react";
+import { Box, Fade, FormControl, Modal, Backdrop } from "@material-ui/core";
+import { useCallback, useEffect, useState } from "react";
 import { RedocStandalone } from "redoc";
 import closeIcon from "assets/closeIcon.svg";
 import { toast } from 'react-toastify';
@@ -30,10 +30,10 @@ const OasModal = ({ openModal, handleCloseModal, getOasServices, getOasByService
   const [oasServices, setOasServices] = useState([] as string[])
   const [selectedServiceName, setSelectedServiceName] = useState("");
   const [selectedServiceSpec, setSelectedServiceSpec] = useState(null);
-  
-  const classes = {root: style.root}
 
-  const onSelectedOASService = async (selectedService) => {
+  const classes = { root: style.root }
+
+  const onSelectedOASService = useCallback (async (selectedService) => {
     if (oasServices.length === 0) {
       setSelectedServiceSpec(null);
       setSelectedServiceName("");
@@ -49,7 +49,8 @@ const OasModal = ({ openModal, handleCloseModal, getOasServices, getOasByService
       toast.error("Error occurred while fetching service OAS spec", { containerId: TOAST_CONTAINER_ID });
       console.error(e);
     }
-  };
+    // eslint-disable-next-line
+  },[oasServices]);
 
   useEffect(() => {
     (async () => {
@@ -60,11 +61,13 @@ const OasModal = ({ openModal, handleCloseModal, getOasServices, getOasByService
         console.error(e);
       }
     })();
+    // eslint-disable-next-line
   }, [openModal]);
 
+
   useEffect(() => {
     onSelectedOASService(null);
-  }, [oasServices])
+  }, [oasServices, onSelectedOASService])
 
   return (
     <Modal
@@ -80,18 +83,17 @@ const OasModal = ({ openModal, handleCloseModal, getOasServices, getOasByService
     >
       <Fade in={openModal}>
         <Box sx={modalStyle}>
+          <img src={closeIcon} alt="close" onClick={handleCloseModal} className={style.closeIcon} />
           <div className={style.boxContainer}>
             <div className={style.selectHeader}>
               <div><img src={openApiLogo} alt="openAPI" className={style.openApilogo} /></div>
               <div className={style.title}>Service Catalog</div>
             </div>
-            <div style={{ cursor: "pointer" }}>
-              <img src={closeIcon} alt="close" onClick={handleCloseModal} />
-            </div>
           </div>
+
           <div className={style.selectContainer} >
             <FormControl classes={classes}>
-              <SearchableDropdown 
+              <SearchableDropdown
                 options={oasServices}
                 selectedValues={selectedServiceName}
                 onChange={onSelectedOASService}

ui-common/src/components/OasModal/assets/closeIcon.svg

@@ -1,4 +1,4 @@
-<svg width="22" height="22" viewBox="0 0 22 22" fill="none" xmlns="http://www.w3.org/2000/svg">
-<path d="M20.5 11C20.5 16.2467 16.2467 20.5 11 20.5C5.75329 20.5 1.5 16.2467 1.5 11C1.5 5.75329 5.75329 1.5 11 1.5C16.2467 1.5 20.5 5.75329 20.5 11Z" stroke="#2B3560"/>
-<path d="M14.4762 9.05338L13.1448 7.7219L11.1528 9.71382L9.16091 7.7219L7.82943 9.05338L9.82135 11.0453L7.83226 13.0344L9.16374 14.3659L11.1528 12.3768L13.1419 14.3659L14.4734 13.0344L12.4843 11.0453L14.4762 9.05338Z" fill="#627EF7"/>
+<svg width="20" height="20" viewBox="0 0 20 20" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M18.591 9.99997C18.591 14.7446 14.7447 18.5909 10.0001 18.5909C5.25546 18.5909 1.40918 14.7446 1.40918 9.99997C1.40918 5.25534 5.25546 1.40906 10.0001 1.40906C14.7447 1.40906 18.591 5.25534 18.591 9.99997Z" fill="#E9EBF8" stroke="#BCCEFD"/>
+<path d="M13.1604 8.23038L11.95 7.01994L10.1392 8.83078L8.32832 7.01994L7.11789 8.23038L8.92872 10.0412L7.12046 11.8495L8.33089 13.0599L10.1392 11.2517L11.9474 13.0599L13.1579 11.8495L11.3496 10.0412L13.1604 8.23038Z" fill="#205CF5"/>
 </svg>

ui-common/src/components/ServiceMapModal/ServiceMapModal.module.sass

@@ -1,34 +1,67 @@
 @import "../../variables.module"
+@import "../../components"
+
+.closeIcon
+  position: absolute
+  right: 20px
+  top: 20px
 
 .modalContainer
   display: flex
+  height: calc(100% - 110px)
+  background: #F0F5FF
+  padding: 0 15px
+  padding-bottom: 25px
+
+.headerContainer
   width: 100%
-  height: 100%
+  background: white
+  display: flex
+  align-items: center
+  margin-bottom: 15px
+
+.headerSection
+  display: flex
+  align-content: center
+  align-items: center
+  margin-left: 35px
+  margin-bottom: 25px
+  margin-top: 25px
+
+  & .title
+    font-size: 28px
+    color: $blue-gray
+    font-weight: 600
+    margin-right: 35px
+
+  & .actions
 
 .graphSection
   flex: 85%
 
 .filterSection
-  flex: 15%
   height: 100%
+  display: none
+
+  &.show
+    display: inline-block
 
   .filters table
     margin-top: 0px
 
-    tr
-      border-style: none
-
     td
-      color: #8f9bb2
+      color: $light-gray
       font-size: 11px
       font-weight: 600
-      padding-top: 2px
-      padding-bottom: 2px
+      padding-top: 5px
+      padding-bottom: 5px
+    th
+      font-size: 12px
 
 .colorBlock
   display: inline-block
-  height: 15px
-  width: 50px
+  height: 12px
+  width: 22px
 
 .filterWrapper
   height: 100%
@@ -36,23 +69,35 @@
   flex-direction: column
   margin-right: 10px
   width: 100%
+  border-radius: 4px
 
 .servicesFilterSearch
-  width: calc(100% - 10px)
-  max-width: 300px
+  width: -moz-available
+  width: -webkit-fill-available
+  width: fill-available
+  max-width: 200px
   box-shadow: 0px 1px 5px #979797
   margin-left: 10px
   margin-bottom: 5px
+  margin-top: 10px
+  margin-right: 10px
+
+.protocolsFilterList, .servicesFilter
+  background: white
+  padding: 10px
+  border-radius: 4px
+  user-select: none
 
 .servicesFilter
-  margin-top: 15px
+  margin-top: 10px
   height: 100%
   overflow: hidden
+  border-radius: 4px
 
   & .servicesFilterList
-    overflow-y: auto
-    height: calc(100% - 30px - 5px)
+    height: calc(100% - 30px - 52px)
 
-.separtorLine
-  margin-top: 10px
-  border: 1px solid #E9EBF8
+.totalSelected
+  font-size: 12px
+  color: $light-blue-color
+  font-weight: 700

ui-common/src/components/ServiceMapModal/ServiceMapModal.tsx

@@ -8,6 +8,8 @@ import debounce from 'lodash/debounce';
 import ServiceMapOptions from './ServiceMapOptions'
 import { useCommonStyles } from "../../helpers/commonStyle";
 import refreshIcon from "assets/refresh.svg";
+import filterIcon from "assets/filter-icon.svg";
+import filterIconClicked from "assets/filter-icon-clicked.svg";
 import closeIcon from "assets/close.svg"
 import styles from './ServiceMapModal.module.sass'
 import SelectList from "../UI/SelectList";
@@ -23,14 +25,14 @@ const modalStyle = {
     transform: 'translate(-50%, 0%)',
     width: '89vw',
     height: '82vh',
-    bgcolor: 'background.paper',
+    bgcolor: '#F0F5FF',
     borderRadius: '5px',
     boxShadow: 24,
     p: 4,
     color: '#000',
-    padding: "25px 15px"
+    padding: "1px 1px",
+    paddingBottom: "15px"
 };
-
 interface LegentLabelProps {
     color: string,
     name: string
@@ -45,13 +47,11 @@ const LegentLabel: React.FC<LegentLabelProps> = ({ color, name }) => {
     </React.Fragment>
 }
 
-const protocols = [
-    { key: "HTTP", value: "HTTP", component: <LegentLabel color="#205cf5" name="HTTP" /> },
-    { key: "HTTP/2", value: "HTTP/2", component: <LegentLabel color='#244c5a' name="HTTP/2" /> },
-    { key: "gRPC", value: "gRPC", component: <LegentLabel color='#244c5a' name="gRPC" /> },
-    { key: "AMQP", value: "AMQP", component: <LegentLabel color='#ff6600' name="AMQP" /> },
-    { key: "KAFKA", value: "KAFKA", component: <LegentLabel color='#000000' name="KAFKA" /> },
-    { key: "REDIS", value: "REDIS", component: <LegentLabel color='#a41e11' name="REDIS" /> },]
+type ProtocolType = {
+    key: string;
+    value: string;
+    component: JSX.Element;
+};
 
 
 interface ServiceMapModalProps {
@@ -65,11 +65,12 @@ export const ServiceMapModal: React.FC<ServiceMapModalProps> = ({ isOpen, onClos
     const commonClasses = useCommonStyles();
     const [isLoading, setIsLoading] = useState<boolean>(true);
     const [graphData, setGraphData] = useState<GraphData>({ nodes: [], edges: [] });
-    const [checkedProtocols, setCheckedProtocols] = useState(protocols.map(x => x.key))
+    const [checkedProtocols, setCheckedProtocols] = useState([])
     const [checkedServices, setCheckedServices] = useState([])
     const [serviceMapApiData, setServiceMapApiData] = useState<ServiceMapGraph>({ edges: [], nodes: [] })
     const [servicesSearchVal, setServicesSearchVal] = useState("")
     const [graphOptions, setGraphOptions] = useState(ServiceMapOptions);
+    const [isFilterClicked, setIsFilterClicked] = useState(true)
 
     const getServiceMapData = useCallback(async () => {
         try {
@@ -112,15 +113,23 @@ export const ServiceMapModal: React.FC<ServiceMapModalProps> = ({ isOpen, onClos
             },
         }
     }
-    const mapToKeyValForFilter = (arr) => arr.map(mapNodesDatatoGraph)
+    const mapToKeyValForFilter = useCallback((arr) => arr.map(mapNodesDatatoGraph)
         .map((edge) => { return { key: edge.label, value: edge.label } })
-        .sort((a, b) => { return a.key.localeCompare(b.key) });
+        .sort((a, b) => { return a.key.localeCompare(b.key) }), [])
+
+    const getProtocolsForFilter = useMemo(() => {
+        return serviceMapApiData.edges.reduce<ProtocolType[]>((returnArr, currentValue, currentIndex, array) => {
+            if (!returnArr.find(prot => prot.key === currentValue.protocol.abbr))
+                returnArr.push({ key: currentValue.protocol.abbr, value: currentValue.protocol.abbr, component: <LegentLabel color={currentValue.protocol.backgroundColor} name={currentValue.protocol.abbr} /> })
+            return returnArr
+        }, new Array<ProtocolType>())
+    }, [serviceMapApiData])
 
     const getServicesForFilter = useMemo(() => {
         const resolved = mapToKeyValForFilter(serviceMapApiData.nodes?.filter(x => x.resolved))
         const unResolved = mapToKeyValForFilter(serviceMapApiData.nodes?.filter(x => !x.resolved))
         return [...resolved, ...unResolved]
-    }, [serviceMapApiData])
+    }, [mapToKeyValForFilter, serviceMapApiData.nodes])
 
     useEffect(() => {
         const newGraphData: GraphData = {
@@ -141,10 +150,17 @@ export const ServiceMapModal: React.FC<ServiceMapModalProps> = ({ isOpen, onClos
     }
 
     useEffect(() => {
-        if (checkedServices.length == 0)
+        if (checkedServices.length === 0)
             setCheckedServices(getServicesForFilter.map(x => x.key).filter(serviceName => !Utils.isIpAddress(serviceName)))
+        // eslint-disable-next-line react-hooks/exhaustive-deps
     }, [getServicesForFilter])
 
+    useEffect(() => {
+        if (checkedProtocols.length === 0) {
+            setCheckedProtocols(getProtocolsForFilter.map(x => x.key))
+        }
+    }, [getProtocolsForFilter])
+
     useEffect(() => {
         getServiceMapData()
     }, [getServiceMapData])
@@ -172,19 +188,52 @@ export const ServiceMapModal: React.FC<ServiceMapModalProps> = ({ isOpen, onClos
             BackdropProps={{ timeout: 500 }}>
             <Fade in={isOpen}>
                 <Box sx={modalStyle}>
+                    <div className={styles.closeIcon}>
+                        <img src={closeIcon} alt="close" onClick={() => onClose()} style={{ cursor: "pointer", userSelect: "none" }}></img>
+                    </div>
+                    <div className={styles.headerContainer}>
+                        <div className={styles.headerSection}>
+                            <span className={styles.title}>Services</span>
+                            <Button size="medium"
+                                variant="contained"
+                                startIcon={<img src={isFilterClicked ? filterIconClicked : filterIcon} className="custom" alt="refresh" style={{ height: "26px", width: "26px" }}></img>}
+                                className={commonClasses.outlinedButton + " " + commonClasses.imagedButton + ` ${isFilterClicked ? commonClasses.clickedButton : ""}`}
+                                onClick={() => setIsFilterClicked(prevState => !prevState)}
+                                style={{ textTransform: 'unset' }}>
+                                Filter
+                            </Button >
+                            <Button style={{ marginLeft: "2%", textTransform: 'unset' }}
+                                startIcon={<img src={refreshIcon} className="custom" alt="refresh"></img>}
+                                size="medium"
+                                variant="contained"
+                                className={commonClasses.outlinedButton + " " + commonClasses.imagedButton}
+                                onClick={refreshServiceMap}
+                            >
+                                Refresh
+                            </Button>
+                        </div>
+                    </div>
+
                     <div className={styles.modalContainer}>
-                        <div className={styles.filterSection}>
+                        <div className={styles.filterSection + ` ${isFilterClicked ? styles.show : ""}`}>
                             <Resizeable minWidth={170} maxWidth={320}>
                                 <div className={styles.filterWrapper}>
                                     <div className={styles.protocolsFilterList}>
-                                        <SelectList items={protocols} checkBoxWidth="5%" tableName={"Protocols"} multiSelect={true}
+                                        <h3 className={styles.subSectionHeader} style={{ marginLeft: "10px" }}>
+                                            PROTOCOLS
+                                            <span className={styles.totalSelected}>&nbsp;({checkedProtocols.length})</span>
+                                        </h3>
+                                        <SelectList items={getProtocolsForFilter} checkBoxWidth="5%" tableName={"All"} multiSelect={true}
                                             checkedValues={checkedProtocols} setCheckedValues={onProtocolsChange} tableClassName={styles.filters} />
                                     </div>
-                                    <div className={styles.separtorLine}></div>
                                     <div className={styles.servicesFilter}>
-                                        <input className={commonClasses.textField + ` ${styles.servicesFilterSearch}`} placeholder="search service" value={servicesSearchVal} onChange={(event) => setServicesSearchVal(event.target.value)} />
+                                        <h3 className={styles.subSectionHeader} style={{ marginLeft: "10px" }}>
+                                            SERVICES
+                                            <span className={styles.totalSelected}>&nbsp;({checkedServices.length})</span>
+                                        </h3>
+                                        <input className={commonClasses.textField + ` ${styles.servicesFilterSearch}`} placeholder="Search" value={servicesSearchVal} onChange={(event) => setServicesSearchVal(event.target.value)} />
                                         <div className={styles.servicesFilterList}>
-                                            <SelectList items={getServicesForFilter} tableName={"Services"} tableClassName={styles.filters} multiSelect={true} searchValue={servicesSearchVal}
+                                            <SelectList items={getServicesForFilter} tableName={"All"} tableClassName={styles.filters} multiSelect={true} searchValue={servicesSearchVal}
                                                 checkBoxWidth="5%" checkedValues={checkedServices} setCheckedValues={onServiceChanges} />
                                         </div>
                                     </div>
@@ -193,16 +242,6 @@ export const ServiceMapModal: React.FC<ServiceMapModalProps> = ({ isOpen, onClos
                         </div>
                         <div className={styles.graphSection}>
                             <div style={{ display: "flex", justifyContent: "space-between" }}>
-                                <Button style={{ marginLeft: "3%" }}
-                                    startIcon={<img src={refreshIcon} className="custom" alt="refresh" style={{ marginRight: "8%" }}></img>}
-                                    size="medium"
-                                    variant="contained"
-                                    className={commonClasses.outlinedButton + " " + commonClasses.imagedButton}
-                                    onClick={refreshServiceMap}
-                                >
-                                    Refresh
-                                </Button>
-                                <img src={closeIcon} alt="close" onClick={() => onClose()} style={{ cursor: "pointer", userSelect: "none" }}></img>
                             </div>
                             {isLoading && <div className={spinnerStyle.spinnerContainer}>
                                 <img alt="spinner" src={spinnerImg} style={{ height: 50 }} />

ui-common/src/components/ServiceMapModal/assets/filter-icon-clicked.svg

@@ -0,0 +1,3 @@
+<svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M6 8L10.6667 12.6667V18H13.3333V12.6667L18 8V6H6V8Z" stroke="white"/>
+</svg>

ui-common/src/components/ServiceMapModal/assets/filter-icon.svg

@@ -0,0 +1,3 @@
+<svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M6 8L10.6667 12.6667V18H13.3333V12.6667L18 8V6H6V8Z" stroke="#205CF5"/>
+</svg>

ui-common/src/components/TrafficViewer/EntriesList.tsx

@@ -23,7 +23,7 @@ interface EntriesListProps {
   setIsSnappedToBottom: any;
   noMoreDataTop: boolean;
   setNoMoreDataTop: (flag: boolean) => void;
-  openWebSocket: (query: string, resetEntries: boolean) => void;
+  openWebSocket: (leftOff: string, query: string, resetEntries: boolean, fetch: number, fetchTimeoutMs: number) => void;
   scrollableRef: any;
   ws: any;
 }
@@ -195,11 +195,7 @@ export const EntriesList: React.FC<EntriesListProps> = ({
                 className={`${styles.btnLive} ${isSnappedToBottom && !isWsConnectionClosed ? styles.hideButton : styles.showButton}`}
                 onClick={(_) => {
                   if (isWsConnectionClosed) {
-                    if (query) {
-                      openWebSocket(`(${query}) and leftOff("${leftOffBottom}")`, false);
-                    } else {
-                      openWebSocket(`leftOff("${leftOffBottom}")`, false);
-                    }
+                    openWebSocket(leftOffBottom, query, false, 0, 0);
                   }
                   scrollableRef.current.jumpToBottom();
                   setIsSnappedToBottom(true);

ui-common/src/components/TrafficViewer/EntryDetailed/EntrySections.tsx

@@ -158,9 +158,10 @@ export const EntryBodySection: React.FC<EntryBodySectionProps> = ({
                 return jsonBeautify(protobufDecoded, null, 2, 80);
             }
         } catch (error) {
-            if(isDecodeGrpc)
+            if (String(error).includes("More than one message in")){
+                if(isDecodeGrpc)
                 setIsDecodeGrpc(false);
-            if (!String(error).includes("More than one message in")){
+            } else {
                 console.error(error);
             }
         }

ui-common/src/components/TrafficViewer/EntryListItem/EntryListItem.tsx

@@ -274,25 +274,21 @@ export const EntryItem: React.FC<EntryProps> = ({entry, style, headingMode, name
                     >
                         <img
                             src={outgoingIcon}
-                            alt="Ingoing traffic"
-                            title="Ingoing"
+                            alt="Outgoing traffic"
+                            title="Outgoing"
                         />
                     </Queryable>
                     :
                     <Queryable
-                            query={`outgoing == true`}
+                            query={`outgoing == false`}
                             displayIconOnMouseOver={true}
                             flipped={true}
                             iconStyle={{marginTop: "28px"}}
                     >
                         <img
                             src={ingoingIcon}
-                            alt="Outgoing traffic"
-                            title="Outgoing"
-                            onClick={() => {
-                                const query = `outgoing == false`;
-                                setQuery(queryState ? `${queryState} and ${query}` : query);
-                            }}
+                            alt="Ingoing traffic"
+                            title="Ingoing"
                         />
                     </Queryable>
                 }

ui-common/src/components/TrafficViewer/TrafficViewer.tsx

@@ -20,7 +20,7 @@ import {StatusBar} from "../UI/StatusBar";
 import tappingStatusAtom from "../../recoil/tappingStatus/atom";
 import {TOAST_CONTAINER_ID} from "../../configs/Consts";
 import leftOffTopAtom from "../../recoil/leftOffTop";
-import { DEFAULT_QUERY } from '../../hooks/useWS';
+import { DEFAULT_LEFTOFF, DEFAULT_FETCH, DEFAULT_FETCH_TIMEOUT_MS } from '../../hooks/useWS';
 
 const useLayoutStyles = makeStyles(() => ({
   details: {
@@ -114,11 +114,7 @@ export const TrafficViewer: React.FC<TrafficViewerProps> = ({
   const ws = useRef(null);
 
   const openEmptyWebSocket = () => {
-    if (query) {
-      openWebSocket(`(${query}) and ${DEFAULT_QUERY}`, true);
-    } else {
-      openWebSocket(DEFAULT_QUERY, true);
-    }
+    openWebSocket(DEFAULT_LEFTOFF, query, true, DEFAULT_FETCH, DEFAULT_FETCH_TIMEOUT_MS);
   }
 
   const closeWebSocket = () => {
@@ -129,7 +125,7 @@ export const TrafficViewer: React.FC<TrafficViewerProps> = ({
   }
 
   const listEntry = useRef(null);
-  const openWebSocket = (query: string, resetEntries: boolean) => {
+  const openWebSocket = (leftOff: string, query: string, resetEntries: boolean, fetch: number, fetchTimeoutMs: number) => {
     if (resetEntries) {
       setFocusedEntryId(null);
       setEntries([]);
@@ -138,7 +134,7 @@ export const TrafficViewer: React.FC<TrafficViewerProps> = ({
     }
     try {
       ws.current = new WebSocket(webSocketUrl);
-      sendQueryWhenWsOpen(query);
+      sendQueryWhenWsOpen(leftOff, query, fetch, fetchTimeoutMs);
 
       ws.current.onopen = () => {
         setWsReadyState(ws?.current?.readyState);
@@ -157,12 +153,18 @@ export const TrafficViewer: React.FC<TrafficViewerProps> = ({
     }
   }
 
-  const sendQueryWhenWsOpen = (query) => {
+  const sendQueryWhenWsOpen = (leftOff: string, query: string, fetch: number, fetchTimeoutMs: number) => {
     setTimeout(() => {
       if (ws?.current?.readyState === WebSocket.OPEN) {
-        ws.current.send(JSON.stringify({"query": query, "enableFullEntries": false}));
+        ws.current.send(JSON.stringify({
+          "leftOff": leftOff,
+          "query": query,
+          "enableFullEntries": false,
+          "fetch": fetch,
+          "timeoutMs": fetchTimeoutMs
+        }));
       } else {
-        sendQueryWhenWsOpen(query);
+        sendQueryWhenWsOpen(leftOff, query, fetch, fetchTimeoutMs);
       }
     }, 500)
   }
@@ -240,7 +242,7 @@ export const TrafficViewer: React.FC<TrafficViewerProps> = ({
 
   return (
     <div className={TrafficViewerStyles.TrafficPage}>
-      {tappingStatus && isShowStatusBar && <StatusBar isDemoBannerView={isDemoBannerView}/>}
+      {tappingStatus && isShowStatusBar && <StatusBar disabled={ws?.current?.readyState !== WebSocket.OPEN} isDemoBannerView={isDemoBannerView}/>}
       <div className={TrafficViewerStyles.TrafficPageHeader}>
         <div className={TrafficViewerStyles.TrafficPageStreamStatus}>
           <img className={TrafficViewerStyles.playPauseIcon}

ui-common/src/components/UI/SelectList.tsx

@@ -72,7 +72,9 @@ const SelectList: React.FC<Props> = ({ items, tableName, checkedValues = [], mul
     const tableHead = multiSelect ? <tr style={{ borderBottomWidth: "2px" }}>
         <th style={{ width: checkBoxWidth }}><Checkbox data-cy="checkbox-all" checked={headerChecked}
             onToggle={(isChecked) => toggleAll(isChecked)} /></th>
-        <th>{tableName}</th>
+        <th>
+            {tableName}
+        </th>
     </tr> :
         <tr style={{ borderBottomWidth: "2px" }}>
             <th>{tableName}</th>

ui-common/src/components/UI/StatusBar.tsx

@@ -5,6 +5,7 @@ import failIcon from 'assets/failed.svg';
 import successIcon from 'assets/success.svg';
 import {useRecoilValue} from "recoil";
 import tappingStatusAtom, {tappingStatusDetails} from "../../recoil/tappingStatus";
+import Tooltip from "./Tooltip";
 
 const pluralize = (noun: string, amount: number) => {
     return `${noun}${amount !== 1 ? 's' : ''}`
@@ -12,20 +13,22 @@ const pluralize = (noun: string, amount: number) => {
 
 interface StatusBarProps {
    isDemoBannerView: boolean;
+   disabled?: boolean;
   }
 
-export const StatusBar: React.FC<StatusBarProps> = ({isDemoBannerView}) => {
+export const StatusBar: React.FC<StatusBarProps> = ({isDemoBannerView, disabled}) => {
     const tappingStatus = useRecoilValue(tappingStatusAtom);
     const [expandedBar, setExpandedBar] = useState(false);
     const {uniqueNamespaces, amountOfPods, amountOfTappedPods, amountOfUntappedPods} = useRecoilValue(tappingStatusDetails);
-    return <div className={`${isDemoBannerView ? `${style.banner}` : ''} ${style.statusBar} ${(expandedBar ? `${style.expandedStatusBar}` : "")}`} onMouseOver={() => setExpandedBar(true)} onMouseLeave={() => setExpandedBar(false)} data-cy="expandedStatusBar">
+    return <div style={{opacity: disabled ? 0.4 : 1}} className={`${isDemoBannerView ? `${style.banner}` : ''} ${style.statusBar} ${(expandedBar && !disabled ? `${style.expandedStatusBar}` : "")}`} onMouseOver={() => setExpandedBar(true)} onMouseLeave={() => setExpandedBar(false)} data-cy="expandedStatusBar">
         <div className={style.podsCount}>
         {tappingStatus.some(pod => !pod.isTapped) && <img src={warningIcon} alt="warning"/>}
+          {disabled &&  <Tooltip title={"Tapping status is not updated when streaming is paused"} isSimple><img src={warningIcon} alt="warning"/></Tooltip>}
             <span className={style.podsCountText} data-cy="podsCountText">
                 {`Tapping ${amountOfUntappedPods > 0 ? amountOfTappedPods + " / " + amountOfPods : amountOfPods} ${pluralize('pod', amountOfPods)} in ${pluralize('namespace', uniqueNamespaces.length)} ${uniqueNamespaces.join(", ")}`}
             </span>
         </div>
-        {expandedBar && <div style={{marginTop: 20}}>
+        {expandedBar && !disabled && <div style={{marginTop: 20}}>
             <table>
                 <thead>
                     <tr>

ui-common/src/components/UI/style/Resizeable.module.sass

@@ -5,7 +5,6 @@
     align-items: center
     display: flex
     overflow: hidden
-    border-right: 1px solid $blue-color
     height: 100%
     width: 100%
     padding-right: 3px

ui-common/src/helpers/commonStyle.ts

@@ -1,4 +1,5 @@
-import {makeStyles} from "@material-ui/core";
+import { makeStyles } from "@material-ui/core";
+import variables from "../variables.module.scss"
 
 // @ts-ignore
 export const useCommonStyles = makeStyles(() => ({
@@ -9,11 +10,10 @@ export const useCommonStyles = makeStyles(() => ({
         fontSize: 12,
         padding: "9px 12px",
         borderRadius: "6px ! important",
-
         "&:hover": {
             backgroundColor: "#205cf5",
         },
-        "&:disabled":{
+        "&:disabled": {
             backgroundColor: "rgba(0, 0, 0, 0.26)"
         }
     },
@@ -25,12 +25,17 @@ export const useCommonStyles = makeStyles(() => ({
         padding: "8px 12px",
         border: "1px #205cf5 solid",
         borderRadius: "6px ! important",
-
         "&:hover": {
             backgroundColor: "transparent",
         },
     },
-
+    clickedButton: {
+        color: "white",
+        backgroundColor: "#205cf5",
+        "&:hover": {
+            backgroundColor: "#205cf5",
+        },
+    },
     imagedButton: {
         padding: "1px 14px"
     },
@@ -46,7 +51,7 @@ export const useCommonStyles = makeStyles(() => ({
         height: "30px",
         boxSizing: "border-box"
     },
-    modal :{
+    modal: {
         position: 'absolute',
         top: '40%',
         left: '50%',

ui-common/src/hooks/useWS.tsx

@@ -7,7 +7,9 @@ enum WebSocketReadyState {
   CLOSED
 }
 
-export const DEFAULT_QUERY = `leftOff("latest")`;
+export const DEFAULT_LEFTOFF = `latest`;
+export const DEFAULT_FETCH = 50;
+export const DEFAULT_FETCH_TIMEOUT_MS = 3000;
 
 const useWS = (wsUrl: string) => {
   const [message, setMessage] = useState(null);

ui-common/src/index.tsx

@@ -1,11 +1,11 @@
 import TrafficViewer from './components/TrafficViewer/TrafficViewer';
 import * as UI from "./components/UI"
 import { StatusBar } from './components/UI';
-import useWS, { DEFAULT_QUERY } from './hooks/useWS';
+import useWS, { DEFAULT_LEFTOFF } from './hooks/useWS';
 import { AnalyzeButton } from "./components/AnalyzeButton/AnalyzeButton"
 import OasModal from './components/OasModal/OasModal';
 import { ServiceMapModal } from './components/ServiceMapModal/ServiceMapModal';
 
 export { UI, AnalyzeButton, StatusBar, OasModal, ServiceMapModal }
-export { useWS, DEFAULT_QUERY }
+export { useWS, DEFAULT_LEFTOFF }
 export default TrafficViewer;

ui-common/src/variables.module.scss

@@ -7,6 +7,10 @@ $blue-color: #205CF5;
 $light-blue-color: #BCCEFD;
 $success-color: #27AE60;
 $failure-color: #EB5757;
+
+$header-section-color : #fbfcfe;
+$content-section-color: #f8f9fc;
+
 $blue-gray: #494677;
 $light-gray: #8F9BB2;