with loading HOC (#1181)

* withLoading

* optional props

* LoadingWrapper

* pr comments

* changes

Co-authored-by: Leon <>

.github/workflows/static_code_analysis.yml

@@ -26,6 +26,7 @@ jobs:
         run: |
           sudo apt update
           sudo apt install -y libpcap-dev
+          ./devops/install-capstone.sh
 
       - name: Check Agent modified files
         id: agent_modified_files
@@ -37,7 +38,7 @@ jobs:
         with:
           version: latest
           working-directory: agent
-          args: --timeout=3m
+          args: --timeout=10m
 
       - name: Check shared modified files
         id: shared_modified_files
@@ -49,7 +50,7 @@ jobs:
         with:
           version: latest
           working-directory: shared
-          args: --timeout=3m
+          args: --timeout=10m
 
       - name: Check tap modified files
         id: tap_modified_files
@@ -61,7 +62,7 @@ jobs:
         with:
           version: latest
           working-directory: tap
-          args: --timeout=3m
+          args: --timeout=10m
 
       - name: Check cli modified files
         id: cli_modified_files
@@ -73,7 +74,7 @@ jobs:
         with:
           version: latest
           working-directory: cli
-          args: --timeout=3m
+          args: --timeout=10m
 
       - name: Check acceptanceTests modified files
         id: acceptanceTests_modified_files
@@ -85,7 +86,7 @@ jobs:
         with:
           version: latest
           working-directory: acceptanceTests
-          args: --timeout=3m
+          args: --timeout=10m
 
       - name: Check tap/api modified files
         id: tap_api_modified_files

.github/workflows/test.yml

@@ -35,6 +35,11 @@ jobs:
         run: |
           sudo apt-get install libpcap-dev
 
+      - name: Install Capstone
+        shell: bash
+        run: |
+          ./devops/install-capstone.sh
+
       - name: Check CLI modified files
         id: cli_modified_files
         run: devops/check_modified_files.sh cli/

Dockerfile

@@ -25,29 +25,46 @@ RUN npm run build
 ### Base builder image for native builds architecture
 FROM golang:1.17-alpine AS builder-native-base
 ENV CGO_ENABLED=1 GOOS=linux
-RUN apk add --no-cache libpcap-dev g++ perl-utils
+RUN apk add --no-cache \
+    libpcap-dev \
+    g++ \
+    perl-utils \
+    curl \
+    build-base \
+    binutils-gold \
+    bash \
+    clang \
+    llvm \
+    libbpf-dev \
+    linux-headers
+COPY devops/install-capstone.sh .
+RUN ./install-capstone.sh
 
 
 ### Intermediate builder image for x86-64 to x86-64 native builds
 FROM builder-native-base AS builder-from-amd64-to-amd64
 ENV GOARCH=amd64
+ENV BPF_TARGET=amd64 BPF_CFLAGS="-O2 -g -D__TARGET_ARCH_x86"
 
 
 ### Intermediate builder image for AArch64 to AArch64 native builds
 FROM builder-native-base AS builder-from-arm64v8-to-arm64v8
 ENV GOARCH=arm64
+ENV BPF_TARGET=arm64 BPF_CFLAGS="-O2 -g -D__TARGET_ARCH_arm64"
 
 
 ### Builder image for x86-64 to AArch64 cross-compilation
-FROM up9inc/linux-arm64-musl-go-libpcap AS builder-from-amd64-to-arm64v8
+FROM up9inc/linux-arm64-musl-go-libpcap-capstone-bpf:capstone-5.0-rc2 AS builder-from-amd64-to-arm64v8
 ENV CGO_ENABLED=1 GOOS=linux
-ENV GOARCH=arm64 CGO_CFLAGS="-I/work/libpcap"
+ENV GOARCH=arm64 CGO_CFLAGS="-I/work/libpcap -I/work/capstone/include"
+ENV BPF_TARGET=arm64 BPF_CFLAGS="-O2 -g -D__TARGET_ARCH_arm64 -I/usr/xcc/aarch64-linux-musl-cross/aarch64-linux-musl/include/"
 
 
 ### Builder image for AArch64 to x86-64 cross-compilation
-FROM up9inc/linux-x86_64-musl-go-libpcap AS builder-from-arm64v8-to-amd64
+FROM up9inc/linux-x86_64-musl-go-libpcap-capstone-bpf:capstone-5.0-rc2 AS builder-from-arm64v8-to-amd64
 ENV CGO_ENABLED=1 GOOS=linux
-ENV GOARCH=amd64 CGO_CFLAGS="-I/libpcap"
+ENV GOARCH=amd64 CGO_CFLAGS="-I/libpcap -I/capstone/include"
+ENV BPF_TARGET=amd64 BPF_CFLAGS="-O2 -g -D__TARGET_ARCH_x86  -I/usr/local/musl/x86_64-unknown-linux-musl/include/"
 
 
 ### Final builder image where the build happens
@@ -86,6 +103,11 @@ ARG GIT_BRANCH
 ARG BUILD_TIMESTAMP
 ARG VER=0.0
 
+WORKDIR /app/tap/tlstapper
+
+RUN rm tlstapper_bpf*
+RUN GOARCH=${BUILDARCH} go generate tls_tapper.go
+
 WORKDIR /app/agent-build
 
 RUN go build -ldflags="-extldflags=-static -s -w \
@@ -95,8 +117,8 @@ 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/v0.8.2/basenine_linux_${GOARCH} ./basenine_linux_${GOARCH}
+ADD https://github.com/up9inc/basenine/releases/download/v0.8.3/basenine_linux_${GOARCH} ./basenine_linux_${GOARCH}
-ADD https://github.com/up9inc/basenine/releases/download/v0.8.2/basenine_linux_${GOARCH}.sha256 ./basenine_linux_${GOARCH}.sha256
+ADD https://github.com/up9inc/basenine/releases/download/v0.8.3/basenine_linux_${GOARCH}.sha256 ./basenine_linux_${GOARCH}.sha256
 
 RUN shasum -a 256 -c basenine_linux_"${GOARCH}".sha256 && \
     chmod +x ./basenine_linux_"${GOARCH}" && \

acceptanceTests/Makefile

@@ -1,2 +1,3 @@
 test: ## Run acceptance tests.
+	@npm install cypress@10.0.1 -y
 	@go test ./... -timeout 1h -v

acceptanceTests/cypress.config.js

@@ -0,0 +1,31 @@
+const { defineConfig } = require('cypress')
+
+module.exports = defineConfig({
+  watchForFileChanges: false,
+  viewportWidth: 1920,
+  viewportHeight: 1080,
+  video: false,
+  screenshotOnRunFailure: false,
+  defaultCommandTimeout: 6000,
+  env: {
+    testUrl: 'http://localhost:8899/',
+    redactHeaderContent: 'User-Header[REDACTED]',
+    redactBodyContent: '{ "User": "[REDACTED]" }',
+    regexMaskingBodyContent: '[REDACTED]',
+    greenFilterColor: 'rgb(210, 250, 210)',
+    redFilterColor: 'rgb(250, 214, 220)',
+    bodyJsonClass: '.hljs',
+    mizuWidth: 1920,
+    normalMizuHeight: 1080,
+    hugeMizuHeight: 3500,
+  },
+  e2e: {
+    // We've imported your old cypress plugins here.
+    // You may want to clean this up later by importing these.
+    // setupNodeEvents(on, config) {
+    //   return require('./cypress/plugins/index.js')(on, config)
+    // },
+    specPattern: 'cypress/e2e/tests/*.js',
+    supportFile: false
+  },
+})

acceptanceTests/cypress.json

@@ -1,34 +0,0 @@
-{
-  "watchForFileChanges":false,
-  "viewportWidth": 1920,
-  "viewportHeight": 1080,
-  "video": false,
-  "screenshotOnRunFailure": false,
-  "defaultCommandTimeout": 6000,
-  "testFiles": [
-    "tests/GuiPort.js",
-    "tests/MultipleNamespaces.js",
-    "tests/Redact.js",
-    "tests/NoRedact.js",
-    "tests/Regex.js",
-    "tests/RegexMasking.js",
-    "tests/IgnoredUserAgents.js",
-    "tests/UiTest.js",
-    "tests/Redis.js",
-    "tests/Rabbit.js",
-    "tests/serviceMapFunction.js"
-  ],
-
-  "env": {
-    "testUrl": "http://localhost:8899/",
-    "redactHeaderContent": "User-Header[REDACTED]",
-    "redactBodyContent": "{ \"User\": \"[REDACTED]\" }",
-    "regexMaskingBodyContent": "[REDACTED]",
-    "greenFilterColor": "rgb(210, 250, 210)",
-    "redFilterColor": "rgb(250, 214, 220)",
-    "bodyJsonClass": ".hljs",
-    "mizuWidth": 1920,
-    "normalMizuHeight": 1080,
-    "hugeMizuHeight": 3500
-  }
-}

acceptanceTests/cypress/e2e/testHelpers/TrafficHelper.js

@@ -4,8 +4,6 @@ export const valueTabs = {
     none: null
 }
 
-const maxEntriesInDom = 13;
-
 export function isValueExistsInElement(shouldInclude, content, domPathToContainer){
     it(`should ${shouldInclude ? '' : 'not'} include '${content}'`, function () {
         cy.get(domPathToContainer).then(htmlText => {

acceptanceTests/cypress/e2e/tests/UiTest.js

@@ -269,7 +269,7 @@ function checkRightSideResponseBody() {
         const responseBody = JSON.parse(decodedBody);
 
 
-        const expectdJsonBody = {
+        const expectedJsonBody = {
             args: RegExp({}),
             url: RegExp('http://.*/get'),
             headers: {
@@ -279,27 +279,24 @@ function checkRightSideResponseBody() {
             }
         };
 
-        expect(responseBody.args).to.match(expectdJsonBody.args);
+        const expectedStringInJsonBody = RegExp('/api/v1/namespaces/.*/services/.*/proxy/get');
-        expect(responseBody.url).to.match(expectdJsonBody.url);
+        
-        expect(responseBody.headers['User-Agent']).to.match(expectdJsonBody.headers['User-Agent']);
+
-        expect(responseBody.headers['Accept-Encoding']).to.match(expectdJsonBody.headers['Accept-Encoding']);
+        expect(responseBody.args).to.match(expectedJsonBody.args);
-        expect(responseBody.headers['X-Forwarded-Uri']).to.match(expectdJsonBody.headers['X-Forwarded-Uri']);
+        expect(responseBody.url).to.match(expectedJsonBody.url);
+        expect(responseBody.headers['User-Agent']).to.match(expectedJsonBody.headers['User-Agent']);
+        expect(responseBody.headers['Accept-Encoding']).to.match(expectedJsonBody.headers['Accept-Encoding']);
+        expect(responseBody.headers['X-Forwarded-Uri']).to.match(expectedJsonBody.headers['X-Forwarded-Uri']);
 
         cy.get(`${Cypress.env('bodyJsonClass')}`).should('have.text', encodedBody);
+        cy.get(`[data-cy="lineNumbersCheckBoxInput"]`).should('be.disabled');
+
         clickCheckbox('Decode Base64');
+        cy.get(`[data-cy="lineNumbersCheckBoxInput"]`).should('not.be.disabled');
 
         cy.get(`${Cypress.env('bodyJsonClass')} > `).its('length').should('be.gt', 1).then(linesNum => {
             cy.get(`${Cypress.env('bodyJsonClass')} > >`).its('length').should('be.gt', linesNum).then(jsonItemsNum => {
-                // checkPrettyAndLineNums(decodedBody);
+                checkOnlyLineNumberes(jsonItemsNum, expectedStringInJsonBody);
-
-                //clickCheckbox('Line numbers');
-                //checkPrettyOrNothing(jsonItemsNum, decodedBody);
-
-                // clickCheckbox('Pretty');
-                // checkPrettyOrNothing(jsonItemsNum, decodedBody);
-                //
-                // clickCheckbox('Line numbers');
-                // checkOnlyLineNumberes(jsonItemsNum, decodedBody);
             });
         });
     });
@@ -309,37 +306,9 @@ function clickCheckbox(type) {
     cy.contains(`${type}`).prev().children().click();
 }
 
-function checkPrettyAndLineNums(decodedBody) {
-    decodedBody = decodedBody.replaceAll(' ', '');
-    cy.get(`${Cypress.env('bodyJsonClass')} >`).then(elements => {
-        const lines = Object.values(elements);
-        lines.forEach((line, index) => {
-            if (line.getAttribute) {
-                const cleanLine = getCleanLine(line);
-                const currentLineFromDecodedText = decodedBody.substring(0, cleanLine.length);
-
-                expect(cleanLine).to.equal(currentLineFromDecodedText, `expected the text in line number ${index + 1} to match the text that generated by the base64 decoding`)
-
-                decodedBody = decodedBody.substring(cleanLine.length);
-            }
-        });
-    });
-}
-
-function getCleanLine(lineElement) {
-    return (lineElement.innerText.substring(0, lineElement.innerText.length - 1)).replaceAll(' ', '');
-}
-
-function checkPrettyOrNothing(jsonItems, decodedBody) {
-    cy.get(`${Cypress.env('bodyJsonClass')} > `).should('have.length', jsonItems).then(text => {
-        const json = text.text();
-        expect(json).to.equal(decodedBody);
-    });
-}
-
 function checkOnlyLineNumberes(jsonItems, decodedText) {
-    cy.get(`${Cypress.env('bodyJsonClass')} >`).should('have.length', 1).and('have.text', decodedText);
+    cy.get(`${Cypress.env('bodyJsonClass')} > >`).should('have.length', jsonItems);
-    cy.get(`${Cypress.env('bodyJsonClass')} > >`).should('have.length', jsonItems)
+    cy.get(`${Cypress.env('bodyJsonClass')} >`).contains(decodedText);
 }
 
 function serviceMapCheck() {

acceptanceTests/extensions_test.go

@@ -105,10 +105,13 @@ func TestRedis(t *testing.T) {
 		}
 	}
 
-	RunCypressTests(t, "npx cypress@9.5.4 run --spec  \"cypress/integration/tests/Redis.js\"")
+	RunCypressTests(t, "npx cypress run --spec  \"cypress/e2e/tests/Redis.js\"")
 }
 
 func TestAmqp(t *testing.T) {
+
+	t.Skip("ignoredd for now because those tests are not stable")
+
 	if testing.Short() {
 		t.Skip("ignored acceptance test")
 	}
@@ -236,5 +239,5 @@ func TestAmqp(t *testing.T) {
 		ch.Close()
 	}
 
-	RunCypressTests(t, "npx cypress@9.5.4 run --spec  \"cypress/integration/tests/Rabbit.js\"")
+	RunCypressTests(t, "npx cypress run --spec  \"cypress/e2e/tests/Rabbit.js\"")
 }

acceptanceTests/setup.sh

@@ -27,7 +27,7 @@ else
 fi
 
 echo "Starting minikube..."
-minikube start
+minikube start --cpus 2 --memory 6946
 
 echo "Creating mizu tests namespaces"
 kubectl create namespace mizu-tests --dry-run=client -o yaml | kubectl apply -f -
@@ -57,7 +57,6 @@ kubectl expose deployment redis --type=LoadBalancer --port=6379 -n mizu-tests --
 echo "Creating rabbitmq service"
 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"
 rm -f ${PROXY_LOG}
 kubectl proxy --port=8080 > ${PROXY_LOG} &
@@ -78,7 +77,6 @@ minikube image load "${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"
 rm -f ${TUNNEL_LOG}
 minikube tunnel > ${TUNNEL_LOG} &

acceptanceTests/tap_test.go

@@ -78,7 +78,7 @@ func basicTapTest(t *testing.T, shouldCheckSrcAndDest bool, extraArgs... string)
 				expectedPodsStr += fmt.Sprintf("Name:%vNamespace:%v", expectedPods[i].Name, expectedPods[i].Namespace)
 			}
 
-			RunCypressTests(t, fmt.Sprintf("npx cypress@9.5.4 run --spec  \"cypress/integration/tests/UiTest.js\" --env entriesCount=%d,arrayDict=%v,shouldCheckSrcAndDest=%v",
+			RunCypressTests(t, fmt.Sprintf("npx cypress run --spec  \"cypress/e2e/tests/UiTest.js\" --env entriesCount=%d,arrayDict=%v,shouldCheckSrcAndDest=%v",
 				entriesCount, expectedPodsStr, shouldCheckSrcAndDest))
 		})
 	}
@@ -135,7 +135,7 @@ func TestTapGuiPort(t *testing.T) {
 				}
 			}
 
-			RunCypressTests(t, fmt.Sprintf("npx cypress@9.5.4 run --spec \"cypress/integration/tests/GuiPort.js\" --env name=%v,namespace=%v,port=%d",
+			RunCypressTests(t, fmt.Sprintf("npx cypress run --spec \"cypress/e2e/tests/GuiPort.js\" --env name=%v,namespace=%v,port=%d",
 				"httpbin", "mizu-tests", guiPort))
 		})
 	}
@@ -182,7 +182,7 @@ func TestTapAllNamespaces(t *testing.T) {
 		return
 	}
 
-	RunCypressTests(t, fmt.Sprintf("npx cypress@9.5.4 run --spec  \"cypress/integration/tests/MultipleNamespaces.js\" --env name1=%v,name2=%v,name3=%v,namespace1=%v,namespace2=%v,namespace3=%v",
+	RunCypressTests(t, fmt.Sprintf("npx cypress run --spec  \"cypress/e2e/tests/MultipleNamespaces.js\" --env name1=%v,name2=%v,name3=%v,namespace1=%v,namespace2=%v,namespace3=%v",
 		expectedPods[0].Name, expectedPods[1].Name, expectedPods[2].Name, expectedPods[0].Namespace, expectedPods[1].Namespace, expectedPods[2].Namespace))
 }
 
@@ -231,7 +231,7 @@ func TestTapMultipleNamespaces(t *testing.T) {
 		return
 	}
 
-	RunCypressTests(t, fmt.Sprintf("npx cypress@9.5.4 run --spec  \"cypress/integration/tests/MultipleNamespaces.js\" --env name1=%v,name2=%v,name3=%v,namespace1=%v,namespace2=%v,namespace3=%v",
+	RunCypressTests(t, fmt.Sprintf("npx cypress run --spec  \"cypress/e2e/tests/MultipleNamespaces.js\" --env name1=%v,name2=%v,name3=%v,namespace1=%v,namespace2=%v,namespace3=%v",
 		expectedPods[0].Name, expectedPods[1].Name, expectedPods[2].Name, expectedPods[0].Namespace, expectedPods[1].Namespace, expectedPods[2].Namespace))
 }
 
@@ -277,7 +277,7 @@ func TestTapRegex(t *testing.T) {
 		return
 	}
 
-	RunCypressTests(t, fmt.Sprintf("npx cypress@9.5.4 run --spec  \"cypress/integration/tests/Regex.js\" --env name=%v,namespace=%v",
+	RunCypressTests(t, fmt.Sprintf("npx cypress run --spec  \"cypress/e2e/tests/Regex.js\" --env name=%v,namespace=%v",
 		expectedPods[0].Name, expectedPods[0].Namespace))
 }
 
@@ -376,7 +376,7 @@ func TestTapRedact(t *testing.T) {
 		}
 	}
 
-	RunCypressTests(t, "npx cypress@9.5.4 run --spec  \"cypress/integration/tests/Redact.js\"")
+	RunCypressTests(t, "npx cypress run --spec  \"cypress/e2e/tests/Redact.js\"")
 }
 
 func TestTapNoRedact(t *testing.T) {
@@ -426,7 +426,7 @@ func TestTapNoRedact(t *testing.T) {
 		}
 	}
 
-	RunCypressTests(t, "npx cypress@9.5.4 run --spec  \"cypress/integration/tests/NoRedact.js\"")
+	RunCypressTests(t, "npx cypress run --spec  \"cypress/e2e/tests/NoRedact.js\"")
 }
 
 func TestTapRegexMasking(t *testing.T) {
@@ -479,7 +479,7 @@ func TestTapRegexMasking(t *testing.T) {
 		}
 	}
 
-	RunCypressTests(t, "npx cypress@9.5.4 run --spec \"cypress/integration/tests/RegexMasking.js\"")
+	RunCypressTests(t, "npx cypress run --spec \"cypress/e2e/tests/RegexMasking.js\"")
 
 }
 
@@ -541,7 +541,7 @@ func TestTapIgnoredUserAgents(t *testing.T) {
 		}
 	}
 
-	RunCypressTests(t, "npx cypress@9.5.4 run --spec  \"cypress/integration/tests/IgnoredUserAgents.js\"")
+	RunCypressTests(t, "npx cypress run --spec  \"cypress/e2e/tests/IgnoredUserAgents.js\"")
 }
 
 func TestTapDumpLogs(t *testing.T) {

acceptanceTests/testsUtils.go

@@ -6,10 +6,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io/ioutil"
-	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
-	"k8s.io/client-go/kubernetes"
-	"k8s.io/client-go/tools/clientcmd"
-	"k8s.io/client-go/util/homedir"
 	"net/http"
 	"os"
 	"os/exec"
@@ -20,6 +16,11 @@ import (
 	"testing"
 	"time"
 
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/client-go/kubernetes"
+	"k8s.io/client-go/tools/clientcmd"
+	"k8s.io/client-go/util/homedir"
+
 	"github.com/up9inc/mizu/shared"
 )
 
@@ -175,7 +176,7 @@ func ApplyKubeFilesForTest(t *testing.T, kubeContext string, namespace string, f
 	return nil
 }
 
-func ApplyKubeFile(kubeContext string, namespace string, filename string) (error) {
+func ApplyKubeFile(kubeContext string, namespace string, filename string) error {
 	cmdArgs := []string{
 		"apply",
 		"--context", kubeContext,

agent/go.mod

@@ -6,7 +6,6 @@ require (
 	github.com/antelman107/net-wait-go v0.0.0-20210623112055-cf684aebda7b
 	github.com/chanced/openapi v0.0.8
 	github.com/djherbis/atime v1.1.0
-	github.com/getkin/kin-openapi v0.89.0
 	github.com/gin-contrib/pprof v1.3.0
 	github.com/gin-contrib/static v0.0.1
 	github.com/gin-gonic/gin v1.7.7
@@ -20,7 +19,7 @@ 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 v0.0.0-20220509204026-c37adfc587f4
+	github.com/up9inc/basenine/client/go v0.0.0-20220612112747-3b28eeac9c51
 	github.com/up9inc/mizu/logger v0.0.0
 	github.com/up9inc/mizu/shared v0.0.0
 	github.com/up9inc/mizu/tap v0.0.0
@@ -31,7 +30,6 @@ require (
 	github.com/up9inc/mizu/tap/extensions/kafka v0.0.0
 	github.com/up9inc/mizu/tap/extensions/redis v0.0.0
 	github.com/wI2L/jsondiff v0.1.1
-	github.com/yalp/jsonpath v0.0.0-20180802001716-5cc68e5049a0
 	k8s.io/api v0.23.3
 	k8s.io/apimachinery v0.23.3
 	k8s.io/client-go v0.23.3
@@ -47,18 +45,18 @@ require (
 	github.com/Azure/go-autorest/logger v0.2.1 // indirect
 	github.com/Azure/go-autorest/tracing v0.6.0 // indirect
 	github.com/MakeNowJust/heredoc v1.0.0 // indirect
+	github.com/Masterminds/semver v1.5.0 // indirect
 	github.com/PuerkitoBio/purell v1.1.1 // indirect
 	github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 // indirect
 	github.com/beevik/etree v1.1.0 // indirect
 	github.com/chai2010/gettext-go v0.0.0-20160711120539-c6fed771bfd5 // indirect
 	github.com/chanced/dynamic v0.0.0-20211210164248-f8fadb1d735b // indirect
-	github.com/cilium/ebpf v0.8.0 // indirect
+	github.com/cilium/ebpf v0.8.1 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/evanphx/json-patch v5.6.0+incompatible // indirect
 	github.com/exponent-io/jsonpath v0.0.0-20210407135951-1de76d718b3f // indirect
 	github.com/fatih/camelcase v1.0.0 // indirect
 	github.com/fvbommel/sortorder v1.0.2 // indirect
-	github.com/ghodss/yaml v1.0.0 // indirect
 	github.com/gin-contrib/sse v0.1.0 // indirect
 	github.com/go-errors/errors v1.4.2 // indirect
 	github.com/go-logr/logr v1.2.2 // indirect
@@ -84,6 +82,7 @@ require (
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/compress v1.14.2 // indirect
+	github.com/knightsc/gapstone v0.0.0-20191231144527-6fa5afaf11a9 // indirect
 	github.com/leodido/go-urn v1.2.1 // indirect
 	github.com/liggitt/tabwriter v0.0.0-20181228230101-89fcab3d43de // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect

agent/go.sum

@@ -77,6 +77,8 @@ github.com/DataDog/datadog-go v3.2.0+incompatible/go.mod h1:LButxg5PwREeZtORoXG3
 github.com/MakeNowJust/heredoc v0.0.0-20170808103936-bb23615498cd/go.mod h1:64YHyfSL2R96J44Nlwm39UHepQbyR5q10x7iYa1ks2E=
 github.com/MakeNowJust/heredoc v1.0.0 h1:cXCdzVdstXyiTqTvfqk9SDHpKNjxuom+DOlyEeQ4pzQ=
 github.com/MakeNowJust/heredoc v1.0.0/go.mod h1:mG5amYoWBHf8vpLOuehzbGGw0EHxpZZ6lCpQ4fNJ8LE=
+github.com/Masterminds/semver v1.5.0 h1:H65muMkzWKEuNDnfl9d70GUjFniHKHRbFPGBuZ3QEww=
+github.com/Masterminds/semver v1.5.0/go.mod h1:MB6lktGJrhw8PrUyiEoblNEGEQ+RzHPF078ddwwvV3Y=
 github.com/NYTimes/gziphandler v0.0.0-20170623195520-56545f4a5d46/go.mod h1:3wb06e3pkSAbeQ52E9H9iFoQsEEwGN64994WTCIhntQ=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/PuerkitoBio/purell v1.1.1 h1:WEQqlqaGbrPkxLJWfBwQmfEAE1Z7ONdDLqrN38tNFfI=
@@ -126,8 +128,8 @@ github.com/chanced/openapi v0.0.8/go.mod h1:SxE2VMLPw+T7Vq8nwbVVhDF2PigvRF4n5Xyq
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
-github.com/cilium/ebpf v0.8.0 h1:2V6KSg3FRADVU2BMIRemZ0hV+9OM+aAHhZDjQyjJTAs=
+github.com/cilium/ebpf v0.8.1 h1:bLSSEbBLqGPXxls55pGr5qWZaTqcmfDJHhou7t254ao=
-github.com/cilium/ebpf v0.8.0/go.mod h1:f5zLIM0FSNuAkSyLAN7X+Hy6yznlF1mNiWUMfxMtrgk=
+github.com/cilium/ebpf v0.8.1/go.mod h1:f5zLIM0FSNuAkSyLAN7X+Hy6yznlF1mNiWUMfxMtrgk=
 github.com/circonus-labs/circonus-gometrics v2.3.1+incompatible/go.mod h1:nmEj6Dob7S7YxXgwXpfOuvO54S+tGdZdw9fuRZt25Ag=
 github.com/circonus-labs/circonusllhist v0.1.3/go.mod h1:kMXHVDlOchFAehlya5ePtbp5jckzBHf4XRpQvBOLI+I=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
@@ -209,9 +211,6 @@ github.com/fvbommel/sortorder v1.0.1/go.mod h1:uk88iVf1ovNn1iLfgUVU2F9o5eO30ui72
 github.com/fvbommel/sortorder v1.0.2 h1:mV4o8B2hKboCdkJm+a7uX/SIpZob4JzUpc5GGnM45eo=
 github.com/fvbommel/sortorder v1.0.2/go.mod h1:uk88iVf1ovNn1iLfgUVU2F9o5eO30ui720w+kxuqRs0=
 github.com/getkin/kin-openapi v0.76.0/go.mod h1:660oXbgy5JFMKreazJaQTw7o+X00qeSyhcnluiMv+Xg=
-github.com/getkin/kin-openapi v0.89.0 h1:p4nagHchUKGn85z/f+pse4aSh50nIBOYjOhMIku2hiA=
-github.com/getkin/kin-openapi v0.89.0/go.mod h1:660oXbgy5JFMKreazJaQTw7o+X00qeSyhcnluiMv+Xg=
-github.com/ghodss/yaml v1.0.0 h1:wQHKEahhL6wmXdzwWG11gIVCkOv05bNOh+Rxn0yngAk=
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
 github.com/gin-contrib/pprof v1.3.0 h1:G9eK6HnbkSqDZBYbzG4wrjCsA4e+cvYAHUZw6W+W9K0=
 github.com/gin-contrib/pprof v1.3.0/go.mod h1:waMjT1H9b179t3CxuG1cV3DHpga6ybizwfBaM5OXaB0=
@@ -371,7 +370,6 @@ github.com/googleapis/gnostic v0.5.1/go.mod h1:6U4PtQXGIEt/Z3h5MAT7FNofLnw9vXk2c
 github.com/googleapis/gnostic v0.5.5 h1:9fHAtK0uDfpveeqqo1hkEZJcFvYXAiCN3UutL8F9xHw=
 github.com/googleapis/gnostic v0.5.5/go.mod h1:7+EbHbldMins07ALC74bsA81Ovc97DwqyJO1AENw9kA=
 github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
-github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI=
 github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=
 github.com/gorilla/websocket v1.4.0/go.mod h1:E7qHFY5m1UJ88s3WnNqhKjPHQ0heANvMoAMk2YaljkQ=
 github.com/gorilla/websocket v1.4.2 h1:+/TMaTYc4QFitKJxsQ7Yye35DkWvkdLcvGKqM+x0Ufc=
@@ -455,6 +453,8 @@ github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+o
 github.com/klauspost/compress v1.9.8/go.mod h1:RyIbtBH6LamlWaDj8nUwkbUhJ87Yi3uG0guNDohfE1A=
 github.com/klauspost/compress v1.14.2 h1:S0OHlFk/Gbon/yauFJ4FfJJF5V0fc5HbBTJazi28pRw=
 github.com/klauspost/compress v1.14.2/go.mod h1:/3/Vjq9QcHkK5uEr5lBEmyoZ1iFhe47etQ6QUkpK6sk=
+github.com/knightsc/gapstone v0.0.0-20191231144527-6fa5afaf11a9 h1:1KszOoXSFt0aRQ6wxxcKm7QKgfLPI0TWO47UcY/f+vA=
+github.com/knightsc/gapstone v0.0.0-20191231144527-6fa5afaf11a9/go.mod h1:1K5hEzsMBLTPdRJKEHqBFJ8Zt2VRqDhomcQ11KH0WW4=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/konsorten/go-windows-terminal-sequences v1.0.3/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/kr/fs v0.1.0/go.mod h1:FFnZGqtBN9Gxj7eW1uZ42v5BccTP0vu6NEaFoC2HwRg=
@@ -694,8 +694,8 @@ 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 v0.0.0-20220509204026-c37adfc587f4 h1:nNOrU1HVH0fnaG7GNhxCc8kNPVL035Iix7ihUF6lZT8=
+github.com/up9inc/basenine/client/go v0.0.0-20220612112747-3b28eeac9c51 h1:6op+PUYmTlxze3V3f30lWKix3sWqv1M9rvRhyaxbsdQ=
-github.com/up9inc/basenine/client/go v0.0.0-20220509204026-c37adfc587f4/go.mod h1:SvJGPoa/6erhUQV7kvHBwM/0x5LyO6XaG2lUaCaKiUI=
+github.com/up9inc/basenine/client/go v0.0.0-20220612112747-3b28eeac9c51/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=
@@ -707,8 +707,6 @@ github.com/xlab/treeprint v0.0.0-20181112141820-a009c3971eca/go.mod h1:ce1O1j6Ut
 github.com/xlab/treeprint v1.1.0 h1:G/1DjNkPpfZCFt9CSh6b5/nY4VimlbHF3Rh4obvtzDk=
 github.com/xlab/treeprint v1.1.0/go.mod h1:gj5Gd3gPdKtR1ikdDK6fnFLdmIS0X30kTTuNd/WEJu0=
 github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77/go.mod h1:aYKd//L2LvnjZzWKhF00oedf4jCCReLcmhLdhm1A27Q=
-github.com/yalp/jsonpath v0.0.0-20180802001716-5cc68e5049a0 h1:6fRhSjgLCkTD3JnJxvaJ4Sj+TYblw757bqYgZaOq5ZY=
-github.com/yalp/jsonpath v0.0.0-20180802001716-5cc68e5049a0/go.mod h1:/LWChgwKmvncFJFHJ7Gvn9wZArjbV5/FppcK2fKk/tI=
 github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=

agent/main.go

@@ -118,7 +118,7 @@ func hostApi(socketHarOutputChannel chan<- *tapApi.OutputChannelItem) *gin.Engin
 
 	api.WebSocketRoutes(ginApp, &eventHandlers)
 
-	if config.Config.OAS {
+	if config.Config.OAS.Enable {
 		routes.OASRoutes(ginApp)
 	}
 
@@ -131,6 +131,7 @@ func hostApi(socketHarOutputChannel chan<- *tapApi.OutputChannelItem) *gin.Engin
 	routes.MetadataRoutes(ginApp)
 	routes.StatusRoutes(ginApp)
 	routes.DbRoutes(ginApp)
+	routes.ReplayRoutes(ginApp)
 
 	return ginApp
 }
@@ -155,7 +156,7 @@ func runInTapperMode() {
 
 	hostMode := os.Getenv(shared.HostModeEnvVar) == "1"
 	tapOpts := &tap.TapOpts{
-		HostMode:     hostMode,
+		HostMode: hostMode,
 	}
 
 	filteredOutputItemsChannel := make(chan *tapApi.OutputChannelItem)
@@ -200,7 +201,7 @@ func runInHarReaderMode() {
 }
 
 func enableExpFeatureIfNeeded() {
-	if config.Config.OAS {
+	if config.Config.OAS.Enable {
 		oasGenerator := dependency.GetInstance(dependency.OasGeneratorDependency).(oas.OasGenerator)
 		oasGenerator.Start()
 	}
@@ -227,7 +228,7 @@ func setUIFlags(uiIndexPath string) error {
 		return err
 	}
 
-	replacedContent := strings.Replace(string(read), "__IS_OAS_ENABLED__", strconv.FormatBool(config.Config.OAS), 1)
+	replacedContent := strings.Replace(string(read), "__IS_OAS_ENABLED__", strconv.FormatBool(config.Config.OAS.Enable), 1)
 	replacedContent = strings.Replace(replacedContent, "__IS_SERVICE_MAP_ENABLED__", strconv.FormatBool(config.Config.ServiceMap), 1)
 
 	err = ioutil.WriteFile(uiIndexPath, []byte(replacedContent), 0)
@@ -363,7 +364,7 @@ func handleIncomingMessageAsTapper(socketConnection *websocket.Conn) {
 
 func initializeDependencies() {
 	dependency.RegisterGenerator(dependency.ServiceMapGeneratorDependency, func() interface{} { return servicemap.GetDefaultServiceMapInstance() })
-	dependency.RegisterGenerator(dependency.OasGeneratorDependency, func() interface{} { return oas.GetDefaultOasGeneratorInstance() })
+	dependency.RegisterGenerator(dependency.OasGeneratorDependency, func() interface{} { return oas.GetDefaultOasGeneratorInstance(config.Config.OAS.MaxExampleLen) })
 	dependency.RegisterGenerator(dependency.EntriesInserter, func() interface{} { return api.GetBasenineEntryInserterInstance() })
 	dependency.RegisterGenerator(dependency.EntriesProvider, func() interface{} { return &entries.BasenineEntriesProvider{} })
 	dependency.RegisterGenerator(dependency.EntriesSocketStreamer, func() interface{} { return &api.BasenineEntryStreamer{} })

agent/pkg/api/contract_validation.go

@@ -1,107 +0,0 @@
-package api
-
-import (
-	"bytes"
-	"context"
-	"fmt"
-	"io/ioutil"
-	"net/http"
-
-	"github.com/getkin/kin-openapi/openapi3"
-	"github.com/getkin/kin-openapi/openapi3filter"
-	"github.com/getkin/kin-openapi/routers"
-	legacyrouter "github.com/getkin/kin-openapi/routers/legacy"
-
-	"github.com/up9inc/mizu/shared"
-	"github.com/up9inc/mizu/tap/api"
-)
-
-const (
-	ContractNotApplicable api.ContractStatus = 0
-	ContractPassed        api.ContractStatus = 1
-	ContractFailed        api.ContractStatus = 2
-)
-
-func loadOAS(ctx context.Context) (doc *openapi3.T, contractContent string, router routers.Router, err error) {
-	path := fmt.Sprintf("%s%s", shared.ConfigDirPath, shared.ContractFileName)
-	bytes, err := ioutil.ReadFile(path)
-	if err != nil {
-		return
-	}
-	contractContent = string(bytes)
-	loader := &openapi3.Loader{Context: ctx}
-	doc, _ = loader.LoadFromData(bytes)
-	err = doc.Validate(ctx)
-	if err != nil {
-		return
-	}
-	router, _ = legacyrouter.NewRouter(doc)
-	return
-}
-
-func validateOAS(ctx context.Context, doc *openapi3.T, router routers.Router, req *http.Request, res *http.Response) (isValid bool, reqErr error, resErr error) {
-	isValid = true
-	reqErr = nil
-	resErr = nil
-
-	// Find route
-	route, pathParams, err := router.FindRoute(req)
-	if err != nil {
-		return
-	}
-
-	// Validate request
-	requestValidationInput := &openapi3filter.RequestValidationInput{
-		Request:    req,
-		PathParams: pathParams,
-		Route:      route,
-	}
-	if reqErr = openapi3filter.ValidateRequest(ctx, requestValidationInput); reqErr != nil {
-		isValid = false
-	}
-
-	responseValidationInput := &openapi3filter.ResponseValidationInput{
-		RequestValidationInput: requestValidationInput,
-		Status:                 res.StatusCode,
-		Header:                 res.Header,
-	}
-
-	if res.Body != nil {
-		body, _ := ioutil.ReadAll(res.Body)
-		res.Body = ioutil.NopCloser(bytes.NewBuffer(body))
-		responseValidationInput.SetBodyBytes(body)
-	}
-
-	// Validate response.
-	if resErr = openapi3filter.ValidateResponse(ctx, responseValidationInput); resErr != nil {
-		isValid = false
-	}
-
-	return
-}
-
-func handleOAS(ctx context.Context, doc *openapi3.T, router routers.Router, req *http.Request, res *http.Response, contractContent string) (contract api.Contract) {
-	contract = api.Contract{
-		Content: contractContent,
-		Status:  ContractNotApplicable,
-	}
-
-	isValid, reqErr, resErr := validateOAS(ctx, doc, router, req, res)
-	if isValid {
-		contract.Status = ContractPassed
-	} else {
-		contract.Status = ContractFailed
-		if reqErr != nil {
-			contract.RequestReason = reqErr.Error()
-		} else {
-			contract.RequestReason = ""
-		}
-		if resErr != nil {
-			contract.ResponseReason = resErr.Error()
-		} else {
-			contract.ResponseReason = ""
-		}
-	}
-
-	return
-}

agent/pkg/api/entry_streamer_socket_connector.go

@@ -22,7 +22,16 @@ func (e *DefaultEntryStreamerSocketConnector) SendEntry(socketId int, entry *tap
 	if params.EnableFullEntries {
 		message, _ = models.CreateFullEntryWebSocketMessage(entry)
 	} else {
-		extension := extensionsMap[entry.Protocol.Name]
+		protocol, ok := protocolsMap[entry.ProtocolId]
+		if !ok {
+			return fmt.Errorf("protocol not found, protocol: %v", protocol)
+		}
+
+		extension, ok := extensionsMap[protocol.Name]
+		if !ok {
+			return fmt.Errorf("extension not found, extension: %v", protocol.Name)
+		}
+
 		base := extension.Dissector.Summarize(entry)
 		message, _ = models.CreateBaseEntryWebSocketMessage(base)
 	}

agent/pkg/api/main.go

@@ -11,16 +11,14 @@ import (
 	"strings"
 	"time"
 
-	"github.com/up9inc/mizu/agent/pkg/models"
-
 	"github.com/up9inc/mizu/agent/pkg/dependency"
+	"github.com/up9inc/mizu/agent/pkg/oas"
+	"github.com/up9inc/mizu/agent/pkg/servicemap"
+
 	"github.com/up9inc/mizu/agent/pkg/har"
 	"github.com/up9inc/mizu/agent/pkg/holder"
 	"github.com/up9inc/mizu/agent/pkg/providers"
 
-	"github.com/up9inc/mizu/agent/pkg/oas"
-	"github.com/up9inc/mizu/agent/pkg/servicemap"
-
 	"github.com/up9inc/mizu/agent/pkg/resolver"
 	"github.com/up9inc/mizu/agent/pkg/utils"
 
@@ -100,43 +98,15 @@ func startReadingChannel(outputItems <-chan *tapApi.OutputChannelItem, extension
 		panic("Channel of captured messages is nil")
 	}
 
-	disableOASValidation := false
-	ctx := context.Background()
-	doc, contractContent, router, err := loadOAS(ctx)
-	if err != nil {
-		logger.Log.Infof("Disabled OAS validation: %s", err.Error())
-		disableOASValidation = true
-	}
-
 	for item := range outputItems {
 		extension := extensionsMap[item.Protocol.Name]
-		resolvedSource, resolvedDestionation, namespace := resolveIP(item.ConnectionInfo)
+		resolvedSource, resolvedDestination, namespace := resolveIP(item.ConnectionInfo)
 
-		if namespace == "" && item.Namespace != tapApi.UNKNOWN_NAMESPACE {
+		if namespace == "" && item.Namespace != tapApi.UnknownNamespace {
 			namespace = item.Namespace
 		}
 
-		mizuEntry := extension.Dissector.Analyze(item, resolvedSource, resolvedDestionation, namespace)
+		mizuEntry := extension.Dissector.Analyze(item, resolvedSource, resolvedDestination, namespace)
-		if extension.Protocol.Name == "http" {
-			if !disableOASValidation {
-				var httpPair tapApi.HTTPRequestResponsePair
-				if err := json.Unmarshal([]byte(mizuEntry.HTTPPair), &httpPair); err != nil {
-					logger.Log.Error(err)
-				} else {
-					contract := handleOAS(ctx, doc, router, httpPair.Request.Payload.RawRequest, httpPair.Response.Payload.RawResponse, contractContent)
-					mizuEntry.ContractStatus = contract.Status
-					mizuEntry.ContractRequestReason = contract.RequestReason
-					mizuEntry.ContractResponseReason = contract.ResponseReason
-					mizuEntry.ContractContent = contract.Content
-				}
-			}
-
-			harEntry, err := har.NewEntry(mizuEntry.Request, mizuEntry.Response, mizuEntry.StartTime, mizuEntry.ElapsedTime)
-			if err == nil {
-				rules, _, _ := models.RunValidationRulesState(*harEntry, mizuEntry.Destination.Name)
-				mizuEntry.Rules = rules
-			}
-		}
 
 		data, err := json.Marshal(mizuEntry)
 		if err != nil {
@@ -144,18 +114,19 @@ func startReadingChannel(outputItems <-chan *tapApi.OutputChannelItem, extension
 			continue
 		}
 
-		providers.EntryAdded(len(data))
-
 		entryInserter := dependency.GetInstance(dependency.EntriesInserter).(EntryInserter)
 		if err := entryInserter.Insert(mizuEntry); err != nil {
 			logger.Log.Errorf("Error inserting entry, err: %v", err)
 		}
 
+		summary := extension.Dissector.Summarize(mizuEntry)
+		providers.EntryAdded(len(data), summary)
+
 		serviceMapGenerator := dependency.GetInstance(dependency.ServiceMapGeneratorDependency).(servicemap.ServiceMapSink)
 		serviceMapGenerator.NewTCPEntry(mizuEntry.Source, mizuEntry.Destination, &item.Protocol)
 
 		oasGenerator := dependency.GetInstance(dependency.OasGeneratorDependency).(oas.OasGeneratorSink)
-		oasGenerator.HandleEntry(mizuEntry)
+		oasGenerator.HandleEntry(mizuEntry, &item.Protocol)
 	}
 }
 

agent/pkg/api/socket_routes.go

@@ -14,10 +14,14 @@ import (
 	tapApi "github.com/up9inc/mizu/tap/api"
 )
 
-var extensionsMap map[string]*tapApi.Extension // global
+var (
+	extensionsMap map[string]*tapApi.Extension // global
+	protocolsMap  map[string]*tapApi.Protocol  //global
+)
 
-func InitExtensionsMap(ref map[string]*tapApi.Extension) {
+func InitMaps(extensions map[string]*tapApi.Extension, protocols map[string]*tapApi.Protocol) {
-	extensionsMap = ref
+	extensionsMap = extensions
+	protocolsMap = protocols
 }
 
 type EventHandlers interface {

agent/pkg/app/main.go

@@ -9,10 +9,11 @@ import (
 	"github.com/op/go-logging"
 	basenine "github.com/up9inc/basenine/client/go"
 	"github.com/up9inc/mizu/agent/pkg/api"
+	"github.com/up9inc/mizu/agent/pkg/providers"
 	"github.com/up9inc/mizu/agent/pkg/utils"
 	"github.com/up9inc/mizu/logger"
-	"github.com/up9inc/mizu/tap/dbgctl"
 	tapApi "github.com/up9inc/mizu/tap/api"
+	"github.com/up9inc/mizu/tap/dbgctl"
 	amqpExt "github.com/up9inc/mizu/tap/extensions/amqp"
 	httpExt "github.com/up9inc/mizu/tap/extensions/http"
 	kafkaExt "github.com/up9inc/mizu/tap/extensions/kafka"
@@ -22,11 +23,13 @@ import (
 var (
 	Extensions    []*tapApi.Extension          // global
 	ExtensionsMap map[string]*tapApi.Extension // global
+	ProtocolsMap  map[string]*tapApi.Protocol  //global
 )
 
 func LoadExtensions() {
 	Extensions = make([]*tapApi.Extension, 0)
 	ExtensionsMap = make(map[string]*tapApi.Extension)
+	ProtocolsMap = make(map[string]*tapApi.Protocol)
 
 	extensionHttp := &tapApi.Extension{}
 	dissectorHttp := httpExt.NewDissector()
@@ -34,6 +37,10 @@ func LoadExtensions() {
 	extensionHttp.Dissector = dissectorHttp
 	Extensions = append(Extensions, extensionHttp)
 	ExtensionsMap[extensionHttp.Protocol.Name] = extensionHttp
+	protocolsHttp := dissectorHttp.GetProtocols()
+	for k, v := range protocolsHttp {
+		ProtocolsMap[k] = v
+	}
 
 	if !dbgctl.MizuTapperDisableNonHttpExtensions {
 		extensionAmqp := &tapApi.Extension{}
@@ -42,6 +49,10 @@ func LoadExtensions() {
 		extensionAmqp.Dissector = dissectorAmqp
 		Extensions = append(Extensions, extensionAmqp)
 		ExtensionsMap[extensionAmqp.Protocol.Name] = extensionAmqp
+		protocolsAmqp := dissectorAmqp.GetProtocols()
+		for k, v := range protocolsAmqp {
+			ProtocolsMap[k] = v
+		}
 
 		extensionKafka := &tapApi.Extension{}
 		dissectorKafka := kafkaExt.NewDissector()
@@ -49,6 +60,10 @@ func LoadExtensions() {
 		extensionKafka.Dissector = dissectorKafka
 		Extensions = append(Extensions, extensionKafka)
 		ExtensionsMap[extensionKafka.Protocol.Name] = extensionKafka
+		protocolsKafka := dissectorKafka.GetProtocols()
+		for k, v := range protocolsKafka {
+			ProtocolsMap[k] = v
+		}
 
 		extensionRedis := &tapApi.Extension{}
 		dissectorRedis := redisExt.NewDissector()
@@ -56,13 +71,18 @@ func LoadExtensions() {
 		extensionRedis.Dissector = dissectorRedis
 		Extensions = append(Extensions, extensionRedis)
 		ExtensionsMap[extensionRedis.Protocol.Name] = extensionRedis
+		protocolsRedis := dissectorRedis.GetProtocols()
+		for k, v := range protocolsRedis {
+			ProtocolsMap[k] = v
+		}
 	}
 
 	sort.Slice(Extensions, func(i, j int) bool {
 		return Extensions[i].Protocol.Priority < Extensions[j].Protocol.Priority
 	})
 
-	api.InitExtensionsMap(ExtensionsMap)
+	api.InitMaps(ExtensionsMap, ProtocolsMap)
+	providers.InitProtocolToColor(ProtocolsMap)
 }
 
 func ConfigureBasenineServer(host string, port string, dbSize int64, logLevel logging.Level, insertionFilter string) {

agent/pkg/controllers/entries_controller.go

@@ -44,10 +44,10 @@ func GetEntries(c *gin.Context) {
 	}
 
 	entriesProvider := dependency.GetInstance(dependency.EntriesProvider).(entries.EntriesProvider)
-	entries, metadata, err := entriesProvider.GetEntries(entriesRequest)
+	entryWrappers, metadata, err := entriesProvider.GetEntries(entriesRequest)
 	if !HandleEntriesError(c, err) {
 		baseEntries := make([]interface{}, 0)
-		for _, entry := range entries {
+		for _, entry := range entryWrappers {
 			baseEntries = append(baseEntries, entry.Base)
 		}
 		c.JSON(http.StatusOK, models.EntriesResponse{

agent/pkg/controllers/oas_controller_test.go

@@ -34,12 +34,12 @@ func TestGetOASSpec(t *testing.T) {
 
 func getRecorderAndContext() (*httptest.ResponseRecorder, *gin.Context) {
 	dependency.RegisterGenerator(dependency.OasGeneratorDependency, func() interface{} {
-		return oas.GetDefaultOasGeneratorInstance()
+		return oas.GetDefaultOasGeneratorInstance(-1)
 	})
 
 	recorder := httptest.NewRecorder()
 	c, _ := gin.CreateTestContext(recorder)
-	oas.GetDefaultOasGeneratorInstance().Start()
+	oas.GetDefaultOasGeneratorInstance(-1).Start()
-	oas.GetDefaultOasGeneratorInstance().GetServiceSpecs().Store("some", oas.NewGen("some"))
+	oas.GetDefaultOasGeneratorInstance(-1).GetServiceSpecs().Store("some", oas.NewGen("some"))
 	return recorder, c
 }

agent/pkg/controllers/replay_controller.go

@@ -0,0 +1,34 @@
+package controllers
+
+import (
+	"net/http"
+	"time"
+
+	"github.com/gin-gonic/gin"
+	"github.com/up9inc/mizu/agent/pkg/replay"
+	"github.com/up9inc/mizu/agent/pkg/validation"
+	"github.com/up9inc/mizu/logger"
+)
+
+const (
+	replayTimeout = 10 * time.Second
+)
+
+func ReplayRequest(c *gin.Context) {
+	logger.Log.Debug("Starting replay")
+	replayDetails := &replay.Details{}
+	if err := c.Bind(replayDetails); err != nil {
+		c.JSON(http.StatusBadRequest, err)
+		return
+	}
+
+	logger.Log.Debugf("Validating replay, %v", replayDetails)
+	if err := validation.Validate(replayDetails); err != nil {
+		c.JSON(http.StatusBadRequest, err)
+		return
+	}
+
+	logger.Log.Debug("Executing replay, %v", replayDetails)
+	result := replay.ExecuteRequest(replayDetails, replayTimeout)
+	c.JSON(http.StatusOK, result)
+}

agent/pkg/controllers/status_controller.go

@@ -79,6 +79,10 @@ func GetGeneralStats(c *gin.Context) {
 	c.JSON(http.StatusOK, providers.GetGeneralStats())
 }
 
+func GetTrafficStats(c *gin.Context) {
+	c.JSON(http.StatusOK, providers.GetTrafficStats())
+}
+
 func GetCurrentResolvingInformation(c *gin.Context) {
 	c.JSON(http.StatusOK, holder.GetResolver().GetMap())
 }

agent/pkg/dependency/container.go

@@ -1,11 +1,11 @@
 package dependency
 
-var typeIntializerMap = make(map[DependencyContainerType]func() interface{}, 0)
+var typeInitializerMap = make(map[ContainerType]func() interface{}, 0)
 
-func RegisterGenerator(name DependencyContainerType, fn func() interface{}) {
+func RegisterGenerator(name ContainerType, fn func() interface{}) {
-	typeIntializerMap[name] = fn
+	typeInitializerMap[name] = fn
 }
 
-func GetInstance(name DependencyContainerType) interface{} {
+func GetInstance(name ContainerType) interface{} {
-	return typeIntializerMap[name]()
+	return typeInitializerMap[name]()
 }

agent/pkg/dependency/type_names.go

@@ -1,12 +1,12 @@
 package dependency
 
-type DependencyContainerType string
+type ContainerType string
 
 const (
-	ServiceMapGeneratorDependency = "ServiceMapGeneratorDependency"
+	ServiceMapGeneratorDependency ContainerType = "ServiceMapGeneratorDependency"
-	OasGeneratorDependency        = "OasGeneratorDependency"
+	OasGeneratorDependency        ContainerType = "OasGeneratorDependency"
-	EntriesInserter               = "EntriesInserter"
+	EntriesInserter               ContainerType = "EntriesInserter"
-	EntriesProvider               = "EntriesProvider"
+	EntriesProvider               ContainerType = "EntriesProvider"
-	EntriesSocketStreamer         = "EntriesSocketStreamer"
+	EntriesSocketStreamer         ContainerType = "EntriesSocketStreamer"
-	EntryStreamerSocketConnector  = "EntryStreamerSocketConnector"
+	EntryStreamerSocketConnector  ContainerType = "EntryStreamerSocketConnector"
 )

agent/pkg/entries/entries_provider.go

@@ -3,11 +3,11 @@ package entries
 import (
 	"encoding/json"
 	"errors"
+	"fmt"
 	"time"
 
 	basenine "github.com/up9inc/basenine/client/go"
 	"github.com/up9inc/mizu/agent/pkg/app"
-	"github.com/up9inc/mizu/agent/pkg/har"
 	"github.com/up9inc/mizu/agent/pkg/models"
 	"github.com/up9inc/mizu/logger"
 	"github.com/up9inc/mizu/shared"
@@ -38,11 +38,20 @@ func (e *BasenineEntriesProvider) GetEntries(entriesRequest *models.EntriesReque
 			return nil, nil, err
 		}
 
-		extension := app.ExtensionsMap[entry.Protocol.Name]
+		protocol, ok := app.ProtocolsMap[entry.ProtocolId]
+		if !ok {
+			return nil, nil, fmt.Errorf("protocol not found, protocol: %v", protocol)
+		}
+
+		extension, ok := app.ExtensionsMap[protocol.Name]
+		if !ok {
+			return nil, nil, fmt.Errorf("extension not found, extension: %v", protocol.Name)
+		}
+
 		base := extension.Dissector.Summarize(entry)
 
 		dataSlice = append(dataSlice, &tapApi.EntryWrapper{
-			Protocol: entry.Protocol,
+			Protocol: *protocol,
 			Data:     entry,
 			Base:     base,
 		})
@@ -68,7 +77,16 @@ func (e *BasenineEntriesProvider) GetEntry(singleEntryRequest *models.SingleEntr
 		return nil, errors.New(string(bytes))
 	}
 
-	extension := app.ExtensionsMap[entry.Protocol.Name]
+	protocol, ok := app.ProtocolsMap[entry.ProtocolId]
+	if !ok {
+		return nil, fmt.Errorf("protocol not found, protocol: %v", protocol)
+	}
+
+	extension, ok := app.ExtensionsMap[protocol.Name]
+	if !ok {
+		return nil, fmt.Errorf("extension not found, extension: %v", protocol.Name)
+	}
+
 	base := extension.Dissector.Summarize(entry)
 	var representation []byte
 	representation, err = extension.Dissector.Represent(entry.Request, entry.Response)
@@ -76,24 +94,10 @@ func (e *BasenineEntriesProvider) GetEntry(singleEntryRequest *models.SingleEntr
 		return nil, err
 	}
 
-	var rules []map[string]interface{}
-	var isRulesEnabled bool
-	if entry.Protocol.Name == "http" {
-		harEntry, _ := har.NewEntry(entry.Request, entry.Response, entry.StartTime, entry.ElapsedTime)
-		_, rulesMatched, _isRulesEnabled := models.RunValidationRulesState(*harEntry, entry.Destination.Name)
-		isRulesEnabled = _isRulesEnabled
-		inrec, _ := json.Marshal(rulesMatched)
-		if err := json.Unmarshal(inrec, &rules); err != nil {
-			logger.Log.Error(err)
-		}
-	}
-
 	return &tapApi.EntryWrapper{
-		Protocol:       entry.Protocol,
+		Protocol:       *protocol,
 		Representation: string(representation),
 		Data:           entry,
 		Base:           base,
-		Rules:          rules,
-		IsRulesEnabled: isRulesEnabled,
 	}, nil
 }

agent/pkg/models/models.go

@@ -4,7 +4,6 @@ import (
 	"encoding/json"
 
 	"github.com/up9inc/mizu/agent/pkg/har"
-	"github.com/up9inc/mizu/agent/pkg/rules"
 	tapApi "github.com/up9inc/mizu/tap/api"
 
 	basenine "github.com/up9inc/basenine/client/go"
@@ -143,9 +142,3 @@ type ExtendedCreator struct {
 	*har.Creator
 	Source *string `json:"_source"`
 }
-
-func RunValidationRulesState(harEntry har.Entry, service string) (tapApi.ApplicableRules, []rules.RulesMatched, bool) {
-	resultPolicyToSend, isEnabled := rules.MatchRequestPolicy(harEntry, service)
-	statusPolicyToSend, latency, numberOfRules := rules.PassedValidationRules(resultPolicyToSend)
-	return tapApi.ApplicableRules{Status: statusPolicyToSend, Latency: latency, NumberOfRules: numberOfRules}, resultPolicyToSend, isEnabled
-}

agent/pkg/oas/ignores.go

@@ -9,7 +9,7 @@ var ignoredCtypes = []string{"application/javascript", "application/x-javascript
 
 var ignoredHeaders = []string{
 	"a-im", "accept",
-	"authorization", "cache-control", "connection", "content-encoding", "content-length", "content-type", "cookie",
+	"authorization", "cache-control", "connection", "content-encoding", "content-length", "content-range", "content-type", "cookie",
 	"date", "dnt", "expect", "forwarded", "from", "front-end-https", "host", "http2-settings",
 	"max-forwards", "origin", "pragma", "proxy-authorization", "proxy-connection", "range", "referer",
 	"save-data", "te", "trailer", "transfer-encoding", "upgrade", "upgrade-insecure-requests", "x-download-options",

agent/pkg/oas/oas_generator.go

@@ -6,9 +6,8 @@ import (
 	"sync"
 
 	"github.com/up9inc/mizu/agent/pkg/har"
-	"github.com/up9inc/mizu/tap/api"
-
 	"github.com/up9inc/mizu/logger"
+	"github.com/up9inc/mizu/tap/api"
 )
 
 var (
@@ -17,7 +16,7 @@ var (
 )
 
 type OasGeneratorSink interface {
-	HandleEntry(mizuEntry *api.Entry)
+	HandleEntry(mizuEntry *api.Entry, protocol *api.Protocol)
 }
 
 type OasGenerator interface {
@@ -28,13 +27,14 @@ type OasGenerator interface {
 }
 
 type defaultOasGenerator struct {
-	started      bool
+	started       bool
-	serviceSpecs *sync.Map
+	serviceSpecs  *sync.Map
+	maxExampleLen int
 }
 
-func GetDefaultOasGeneratorInstance() *defaultOasGenerator {
+func GetDefaultOasGeneratorInstance(maxExampleLen int) *defaultOasGenerator {
 	syncOnce.Do(func() {
-		instance = NewDefaultOasGenerator()
+		instance = NewDefaultOasGenerator(maxExampleLen)
 		logger.Log.Debug("OAS Generator Initialized")
 	})
 	return instance
@@ -58,12 +58,12 @@ func (g *defaultOasGenerator) IsStarted() bool {
 	return g.started
 }
 
-func (g *defaultOasGenerator) HandleEntry(mizuEntry *api.Entry) {
+func (g *defaultOasGenerator) HandleEntry(mizuEntry *api.Entry, protocol *api.Protocol) {
 	if !g.started {
 		return
 	}
 
-	if mizuEntry.Protocol.Name == "http" {
+	if protocol.Name == "http" {
 		dest := mizuEntry.Destination.Name
 		if dest == "" {
 			logger.Log.Debugf("OAS: Unresolved entry %d", mizuEntry.Id)
@@ -85,7 +85,7 @@ func (g *defaultOasGenerator) HandleEntry(mizuEntry *api.Entry) {
 
 		g.handleHARWithSource(entryWSource)
 	} else {
-		logger.Log.Debugf("OAS: Unsupported protocol in entry %d: %s", mizuEntry.Id, mizuEntry.Protocol.Name)
+		logger.Log.Debugf("OAS: Unsupported protocol in entry %d: %s", mizuEntry.Id, protocol.Name)
 	}
 }
 
@@ -117,6 +117,7 @@ func (g *defaultOasGenerator) getGen(dest string, urlStr string) *SpecGen {
 	var gen *SpecGen
 	if !found {
 		gen = NewGen(u.Scheme + "://" + dest)
+		gen.MaxExampleLen = g.maxExampleLen
 		g.serviceSpecs.Store(dest, gen)
 	} else {
 		gen = val.(*SpecGen)
@@ -132,9 +133,10 @@ func (g *defaultOasGenerator) GetServiceSpecs() *sync.Map {
 	return g.serviceSpecs
 }
 
-func NewDefaultOasGenerator() *defaultOasGenerator {
+func NewDefaultOasGenerator(maxExampleLen int) *defaultOasGenerator {
 	return &defaultOasGenerator{
-		started:      false,
+		started:       false,
-		serviceSpecs: &sync.Map{},
+		serviceSpecs:  &sync.Map{},
+		maxExampleLen: maxExampleLen,
 	}
 }

agent/pkg/oas/oas_generator_test.go

@@ -8,7 +8,7 @@ import (
 )
 
 func TestOASGen(t *testing.T) {
-	gen := GetDefaultOasGeneratorInstance()
+	gen := GetDefaultOasGeneratorInstance(-1)
 
 	e := new(har.Entry)
 	err := json.Unmarshal([]byte(`{"startedDateTime": "20000101","request": {"url": "https://host/path", "method": "GET"}, "response": {"status": 200}}`), e)

agent/pkg/oas/specgen.go

@@ -42,6 +42,8 @@ type reqResp struct { // hello, generics in Go
 }
 
 type SpecGen struct {
+	MaxExampleLen int // -1 unlimited, 0 and above sets limit
+
 	oas  *openapi.OpenAPI
 	tree *Node
 	lock sync.Mutex
@@ -59,7 +61,11 @@ func NewGen(server string) *SpecGen {
 	spec.Servers = make([]*openapi.Server, 0)
 	spec.Servers = append(spec.Servers, &openapi.Server{URL: server})
 
-	gen := SpecGen{oas: spec, tree: new(Node)}
+	gen := SpecGen{
+		oas:           spec,
+		tree:          new(Node),
+		MaxExampleLen: -1,
+	}
 	return &gen
 }
 
@@ -228,7 +234,7 @@ func (g *SpecGen) handlePathObj(entryWithSource *EntryWithSource) (string, error
 		split = strings.Split(urlParsed.Path, "/")
 	}
 	node := g.tree.getOrSet(split, new(openapi.PathObj), entryWithSource.Id)
-	opObj, err := handleOpObj(entryWithSource, node.pathObj)
+	opObj, err := handleOpObj(entryWithSource, node.pathObj, g.MaxExampleLen)
 
 	if opObj != nil {
 		return opObj.OperationID, err
@@ -237,7 +243,7 @@ func (g *SpecGen) handlePathObj(entryWithSource *EntryWithSource) (string, error
 	return "", err
 }
 
-func handleOpObj(entryWithSource *EntryWithSource, pathObj *openapi.PathObj) (*openapi.Operation, error) {
+func handleOpObj(entryWithSource *EntryWithSource, pathObj *openapi.PathObj, limit int) (*openapi.Operation, error) {
 	entry := entryWithSource.Entry
 	isSuccess := 100 <= entry.Response.Status && entry.Response.Status < 400
 	opObj, wasMissing, err := getOpObj(pathObj, entry.Request.Method, isSuccess)
@@ -250,12 +256,12 @@ func handleOpObj(entryWithSource *EntryWithSource, pathObj *openapi.PathObj) (*o
 		return nil, nil
 	}
 
-	err = handleRequest(&entry.Request, opObj, isSuccess, entryWithSource.Id)
+	err = handleRequest(&entry.Request, opObj, isSuccess, entryWithSource.Id, limit)
 	if err != nil {
 		return nil, err
 	}
 
-	err = handleResponse(&entry.Response, opObj, isSuccess, entryWithSource.Id)
+	err = handleResponse(&entry.Response, opObj, isSuccess, entryWithSource.Id, limit)
 	if err != nil {
 		return nil, err
 	}
@@ -342,7 +348,7 @@ func handleCounters(opObj *openapi.Operation, success bool, entryWithSource *Ent
 	return nil
 }
 
-func handleRequest(req *har.Request, opObj *openapi.Operation, isSuccess bool, sampleId string) error {
+func handleRequest(req *har.Request, opObj *openapi.Operation, isSuccess bool, sampleId string, limit int) error {
 	// TODO: we don't handle the situation when header/qstr param can be defined on pathObj level. Also the path param defined on opObj
 	urlParsed, err := url.Parse(req.URL)
 	if err != nil {
@@ -390,7 +396,7 @@ func handleRequest(req *har.Request, opObj *openapi.Operation, isSuccess bool, s
 			} else {
 
 				reqCtype, _ := getReqCtype(req)
-				reqMedia, err := fillContent(reqResp{Req: req}, reqBody.Content, reqCtype, sampleId)
+				reqMedia, err := fillContent(reqResp{Req: req}, reqBody.Content, reqCtype, sampleId, limit)
 				if err != nil {
 					return err
 				}
@@ -402,7 +408,7 @@ func handleRequest(req *har.Request, opObj *openapi.Operation, isSuccess bool, s
 	return nil
 }
 
-func handleResponse(resp *har.Response, opObj *openapi.Operation, isSuccess bool, sampleId string) error {
+func handleResponse(resp *har.Response, opObj *openapi.Operation, isSuccess bool, sampleId string, limit int) error {
 	// TODO: we don't support "default" response
 	respObj, err := getResponseObj(resp, opObj, isSuccess)
 	if err != nil {
@@ -415,7 +421,7 @@ func handleResponse(resp *har.Response, opObj *openapi.Operation, isSuccess bool
 
 	respCtype := getRespCtype(resp)
 	respContent := respObj.Content
-	respMedia, err := fillContent(reqResp{Resp: resp}, respContent, respCtype, sampleId)
+	respMedia, err := fillContent(reqResp{Resp: resp}, respContent, respCtype, sampleId, limit)
 	if err != nil {
 		return err
 	}
@@ -467,7 +473,7 @@ func handleRespHeaders(reqHeaders []har.Header, respObj *openapi.ResponseObj, sa
 	}
 }
 
-func fillContent(reqResp reqResp, respContent openapi.Content, ctype string, sampleId string) (*openapi.MediaType, error) {
+func fillContent(reqResp reqResp, respContent openapi.Content, ctype string, sampleId string, limit int) (*openapi.MediaType, error) {
 	content, found := respContent[ctype]
 	if !found {
 		respContent[ctype] = &openapi.MediaType{}
@@ -510,7 +516,7 @@ func fillContent(reqResp reqResp, respContent openapi.Content, ctype string, sam
 			handleFormDataMultipart(text, content, params)
 		}
 
-		if content.Example == nil && len(exampleMsg) > len(content.Example) {
+		if len(exampleMsg) > len(content.Example) && (limit < 0 || len(exampleMsg) <= limit) {
 			content.Example = exampleMsg
 		}
 	}

agent/pkg/oas/specgen_test.go

@@ -48,7 +48,7 @@ func TestEntries(t *testing.T) {
 		t.FailNow()
 	}
 
-	gen := NewDefaultOasGenerator()
+	gen := NewDefaultOasGenerator(-1)
 	gen.serviceSpecs = new(sync.Map)
 	loadStartingOAS("test_artifacts/catalogue.json", "catalogue", gen.serviceSpecs)
 	loadStartingOAS("test_artifacts/trcc.json", "trcc-api-service", gen.serviceSpecs)
@@ -122,7 +122,7 @@ func TestEntries(t *testing.T) {
 }
 
 func TestFileSingle(t *testing.T) {
-	gen := NewDefaultOasGenerator()
+	gen := NewDefaultOasGenerator(-1)
 	gen.serviceSpecs = new(sync.Map)
 	// loadStartingOAS()
 	file := "test_artifacts/params.har"
@@ -212,7 +212,7 @@ func loadStartingOAS(file string, label string, specs *sync.Map) {
 }
 
 func TestEntriesNegative(t *testing.T) {
-	gen := NewDefaultOasGenerator()
+	gen := NewDefaultOasGenerator(-1)
 	gen.serviceSpecs = new(sync.Map)
 	files := []string{"invalid"}
 	_, err := feedEntries(files, false, gen)
@@ -223,7 +223,7 @@ func TestEntriesNegative(t *testing.T) {
 }
 
 func TestEntriesPositive(t *testing.T) {
-	gen := NewDefaultOasGenerator()
+	gen := NewDefaultOasGenerator(-1)
 	gen.serviceSpecs = new(sync.Map)
 	files := []string{"test_artifacts/params.har"}
 	_, err := feedEntries(files, false, gen)

agent/pkg/oas/test_artifacts/params.har.spec.json

@@ -333,7 +333,7 @@
                   }
                 }
               },
-              "example": "agent-id=ade\u0026callback-url=\u0026token=sometoken",
+              "example": "agent-id=ade\u0026callback-url=\u0026token=sometoken-second-val\u0026optional=another",
               "x-sample-entry": "000000000000000000000008"
             }
           },

agent/pkg/providers/stats_provider.go

@@ -2,7 +2,13 @@ package providers
 
 import (
 	"reflect"
+	"strings"
+	"sync"
 	"time"
+
+	"github.com/jinzhu/copier"
+	"github.com/up9inc/mizu/logger"
+	"github.com/up9inc/mizu/tap/api"
 )
 
 type GeneralStats struct {
@@ -12,17 +18,139 @@ type GeneralStats struct {
 	LastEntryTimestamp  int
 }
 
-var generalStats = GeneralStats{}
+type BucketStats []*TimeFrameStatsValue
+
+type TimeFrameStatsValue struct {
+	BucketTime    time.Time                `json:"timestamp"`
+	ProtocolStats map[string]ProtocolStats `json:"protocols"`
+}
+
+type ProtocolStats struct {
+	MethodsStats map[string]*SizeAndEntriesCount `json:"methods"`
+}
+
+type SizeAndEntriesCount struct {
+	EntriesCount  int `json:"entriesCount"`
+	VolumeInBytes int `json:"volumeInBytes"`
+}
+
+type AccumulativeStatsCounter struct {
+	Name            string `json:"name"`
+	EntriesCount    int    `json:"entriesCount"`
+	VolumeSizeBytes int    `json:"volumeSizeBytes"`
+}
+
+type AccumulativeStatsProtocol struct {
+	AccumulativeStatsCounter
+	Color   string                      `json:"color"`
+	Methods []*AccumulativeStatsCounter `json:"methods"`
+}
+
+type AccumulativeStatsProtocolTime struct {
+	ProtocolsData []*AccumulativeStatsProtocol `json:"protocols"`
+	Time          int64                        `json:"timestamp"`
+}
+
+type TrafficStatsResponse struct {
+	PieStats      []*AccumulativeStatsProtocol     `json:"pie"`
+	TimelineStats []*AccumulativeStatsProtocolTime `json:"timeline"`
+}
+
+var (
+	generalStats      = GeneralStats{}
+	bucketsStats      = BucketStats{}
+	bucketStatsLocker = sync.Mutex{}
+	protocolToColor   = map[string]string{}
+)
+
+const (
+	InternalBucketThreshold = time.Minute * 1
+	MaxNumberOfBars         = 30
+)
 
 func ResetGeneralStats() {
 	generalStats = GeneralStats{}
 }
 
-func GetGeneralStats() GeneralStats {
+func GetGeneralStats() *GeneralStats {
-	return generalStats
+	return &generalStats
 }
 
-func EntryAdded(size int) {
+func InitProtocolToColor(protocolMap map[string]*api.Protocol) {
+	for item, value := range protocolMap {
+		protocolToColor[strings.Split(item, "/")[2]] = value.BackgroundColor
+	}
+}
+
+func GetTrafficStats() *TrafficStatsResponse {
+	bucketsStatsCopy := getBucketStatsCopy()
+	interval := calculateInterval(bucketsStatsCopy[0].BucketTime.Unix(), bucketsStatsCopy[len(bucketsStatsCopy)-1].BucketTime.Unix()) // in seconds
+
+	return &TrafficStatsResponse{
+		PieStats:      getAccumulativeStats(bucketsStatsCopy),
+		TimelineStats: getAccumulativeStatsTiming(bucketsStatsCopy, interval),
+	}
+}
+
+func calculateInterval(firstTimestamp int64, lastTimestamp int64) time.Duration {
+	validDurations := []time.Duration{
+		time.Minute,
+		time.Minute * 2,
+		time.Minute * 3,
+		time.Minute * 5,
+		time.Minute * 10,
+		time.Minute * 15,
+		time.Minute * 20,
+		time.Minute * 30,
+		time.Minute * 45,
+		time.Minute * 60,
+		time.Minute * 75,
+		time.Minute * 90,   // 1.5 minutes
+		time.Minute * 120,  // 2 hours
+		time.Minute * 150,  // 2.5 hours
+		time.Minute * 180,  // 3 hours
+		time.Minute * 240,  // 4 hours
+		time.Minute * 300,  // 5 hours
+		time.Minute * 360,  // 6 hours
+		time.Minute * 420,  // 7 hours
+		time.Minute * 480,  // 8 hours
+		time.Minute * 540,  // 9 hours
+		time.Minute * 600,  // 10 hours
+		time.Minute * 660,  // 11 hours
+		time.Minute * 720,  // 12 hours
+		time.Minute * 1440, // 24 hours
+	}
+	duration := time.Duration(lastTimestamp-firstTimestamp) * time.Second / time.Duration(MaxNumberOfBars)
+	for _, validDuration := range validDurations {
+		if validDuration-duration >= 0 {
+			return validDuration
+		}
+	}
+	return duration.Round(validDurations[len(validDurations)-1])
+
+}
+
+func getAccumulativeStats(stats BucketStats) []*AccumulativeStatsProtocol {
+	if len(stats) == 0 {
+		return make([]*AccumulativeStatsProtocol, 0)
+	}
+
+	methodsPerProtocolAggregated := getAggregatedStats(stats)
+
+	return convertAccumulativeStatsDictToArray(methodsPerProtocolAggregated)
+}
+
+func getAccumulativeStatsTiming(stats BucketStats, interval time.Duration) []*AccumulativeStatsProtocolTime {
+	if len(stats) == 0 {
+		return make([]*AccumulativeStatsProtocolTime, 0)
+	}
+
+	methodsPerProtocolPerTimeAggregated := getAggregatedResultTiming(interval, stats)
+
+	return convertAccumulativeStatsTimelineDictToArray(methodsPerProtocolPerTimeAggregated)
+}
+
+func EntryAdded(size int, summery *api.BaseEntry) {
 	generalStats.EntriesCount++
 	generalStats.EntriesVolumeInGB += float64(size) / (1 << 30)
 
@@ -32,5 +160,168 @@ func EntryAdded(size int) {
 		generalStats.FirstEntryTimestamp = currentTimestamp
 	}
 
+	addToBucketStats(size, summery)
+
 	generalStats.LastEntryTimestamp = currentTimestamp
 }
+
+func addToBucketStats(size int, summery *api.BaseEntry) {
+	entryTimeBucketRounded := getBucketFromTimeStamp(summery.Timestamp)
+
+	if len(bucketsStats) == 0 {
+		bucketsStats = append(bucketsStats, &TimeFrameStatsValue{
+			BucketTime:    entryTimeBucketRounded,
+			ProtocolStats: map[string]ProtocolStats{},
+		})
+	}
+	bucketOfEntry := bucketsStats[len(bucketsStats)-1]
+	if bucketOfEntry.BucketTime != entryTimeBucketRounded {
+		bucketOfEntry = &TimeFrameStatsValue{
+			BucketTime:    entryTimeBucketRounded,
+			ProtocolStats: map[string]ProtocolStats{},
+		}
+		bucketsStats = append(bucketsStats, bucketOfEntry)
+	}
+	if _, found := bucketOfEntry.ProtocolStats[summery.Protocol.Abbreviation]; !found {
+		bucketOfEntry.ProtocolStats[summery.Protocol.Abbreviation] = ProtocolStats{
+			MethodsStats: map[string]*SizeAndEntriesCount{},
+		}
+	}
+	if _, found := bucketOfEntry.ProtocolStats[summery.Protocol.Abbreviation].MethodsStats[summery.Method]; !found {
+		bucketOfEntry.ProtocolStats[summery.Protocol.Abbreviation].MethodsStats[summery.Method] = &SizeAndEntriesCount{
+			VolumeInBytes: 0,
+			EntriesCount:  0,
+		}
+	}
+
+	bucketOfEntry.ProtocolStats[summery.Protocol.Abbreviation].MethodsStats[summery.Method].EntriesCount += 1
+	bucketOfEntry.ProtocolStats[summery.Protocol.Abbreviation].MethodsStats[summery.Method].VolumeInBytes += size
+}
+
+func getBucketFromTimeStamp(timestamp int64) time.Time {
+	entryTimeStampAsTime := time.UnixMilli(timestamp)
+	return entryTimeStampAsTime.Add(-1 * InternalBucketThreshold / 2).Round(InternalBucketThreshold)
+}
+
+func convertAccumulativeStatsTimelineDictToArray(methodsPerProtocolPerTimeAggregated map[time.Time]map[string]map[string]*AccumulativeStatsCounter) []*AccumulativeStatsProtocolTime {
+	finalResult := make([]*AccumulativeStatsProtocolTime, 0)
+	for timeKey, item := range methodsPerProtocolPerTimeAggregated {
+		protocolsData := make([]*AccumulativeStatsProtocol, 0)
+		for protocolName := range item {
+			entriesCount := 0
+			volumeSizeBytes := 0
+			methods := make([]*AccumulativeStatsCounter, 0)
+			for _, methodAccData := range methodsPerProtocolPerTimeAggregated[timeKey][protocolName] {
+				entriesCount += methodAccData.EntriesCount
+				volumeSizeBytes += methodAccData.VolumeSizeBytes
+				methods = append(methods, methodAccData)
+			}
+			protocolsData = append(protocolsData, &AccumulativeStatsProtocol{
+				AccumulativeStatsCounter: AccumulativeStatsCounter{
+					Name:            protocolName,
+					EntriesCount:    entriesCount,
+					VolumeSizeBytes: volumeSizeBytes,
+				},
+				Color:   protocolToColor[protocolName],
+				Methods: methods,
+			})
+		}
+		finalResult = append(finalResult, &AccumulativeStatsProtocolTime{
+			Time:          timeKey.UnixMilli(),
+			ProtocolsData: protocolsData,
+		})
+	}
+	return finalResult
+}
+
+func convertAccumulativeStatsDictToArray(methodsPerProtocolAggregated map[string]map[string]*AccumulativeStatsCounter) []*AccumulativeStatsProtocol {
+	protocolsData := make([]*AccumulativeStatsProtocol, 0)
+	for protocolName, value := range methodsPerProtocolAggregated {
+		entriesCount := 0
+		volumeSizeBytes := 0
+		methods := make([]*AccumulativeStatsCounter, 0)
+		for _, methodAccData := range value {
+			entriesCount += methodAccData.EntriesCount
+			volumeSizeBytes += methodAccData.VolumeSizeBytes
+			methods = append(methods, methodAccData)
+		}
+		protocolsData = append(protocolsData, &AccumulativeStatsProtocol{
+			AccumulativeStatsCounter: AccumulativeStatsCounter{
+				Name:            protocolName,
+				EntriesCount:    entriesCount,
+				VolumeSizeBytes: volumeSizeBytes,
+			},
+			Color:   protocolToColor[protocolName],
+			Methods: methods,
+		})
+	}
+	return protocolsData
+}
+
+func getBucketStatsCopy() BucketStats {
+	bucketStatsCopy := BucketStats{}
+	bucketStatsLocker.Lock()
+	if err := copier.Copy(&bucketStatsCopy, bucketsStats); err != nil {
+		logger.Log.Errorf("Error while copying src stats into temporary copied object")
+		return nil
+	}
+	bucketStatsLocker.Unlock()
+	return bucketStatsCopy
+}
+
+func getAggregatedResultTiming(interval time.Duration, stats BucketStats) map[time.Time]map[string]map[string]*AccumulativeStatsCounter {
+	methodsPerProtocolPerTimeAggregated := map[time.Time]map[string]map[string]*AccumulativeStatsCounter{}
+
+	bucketStatsIndex := len(stats) - 1
+	for bucketStatsIndex >= 0 {
+		currentBucketTime := stats[bucketStatsIndex].BucketTime
+		resultBucketRoundedKey := currentBucketTime.Add(-1 * interval / 2).Round(interval)
+
+		for protocolName, data := range stats[bucketStatsIndex].ProtocolStats {
+			for methodName, dataOfMethod := range data.MethodsStats {
+
+				if _, ok := methodsPerProtocolPerTimeAggregated[resultBucketRoundedKey]; !ok {
+					methodsPerProtocolPerTimeAggregated[resultBucketRoundedKey] = map[string]map[string]*AccumulativeStatsCounter{}
+				}
+				if _, ok := methodsPerProtocolPerTimeAggregated[resultBucketRoundedKey][protocolName]; !ok {
+					methodsPerProtocolPerTimeAggregated[resultBucketRoundedKey][protocolName] = map[string]*AccumulativeStatsCounter{}
+				}
+				if _, ok := methodsPerProtocolPerTimeAggregated[resultBucketRoundedKey][protocolName][methodName]; !ok {
+					methodsPerProtocolPerTimeAggregated[resultBucketRoundedKey][protocolName][methodName] = &AccumulativeStatsCounter{
+						Name:            methodName,
+						EntriesCount:    0,
+						VolumeSizeBytes: 0,
+					}
+				}
+				methodsPerProtocolPerTimeAggregated[resultBucketRoundedKey][protocolName][methodName].EntriesCount += dataOfMethod.EntriesCount
+				methodsPerProtocolPerTimeAggregated[resultBucketRoundedKey][protocolName][methodName].VolumeSizeBytes += dataOfMethod.VolumeInBytes
+			}
+		}
+
+		bucketStatsIndex--
+	}
+	return methodsPerProtocolPerTimeAggregated
+}
+
+func getAggregatedStats(bucketStatsCopy BucketStats) map[string]map[string]*AccumulativeStatsCounter {
+	methodsPerProtocolAggregated := make(map[string]map[string]*AccumulativeStatsCounter, 0)
+	for _, countersOfTimeFrame := range bucketStatsCopy {
+		for protocolName, value := range countersOfTimeFrame.ProtocolStats {
+			for method, countersValue := range value.MethodsStats {
+				if _, found := methodsPerProtocolAggregated[protocolName]; !found {
+					methodsPerProtocolAggregated[protocolName] = map[string]*AccumulativeStatsCounter{}
+				}
+				if _, found := methodsPerProtocolAggregated[protocolName][method]; !found {
+					methodsPerProtocolAggregated[protocolName][method] = &AccumulativeStatsCounter{
+						Name:            method,
+						EntriesCount:    0,
+						VolumeSizeBytes: 0,
+					}
+				}
+				methodsPerProtocolAggregated[protocolName][method].EntriesCount += countersValue.EntriesCount
+				methodsPerProtocolAggregated[protocolName][method].VolumeSizeBytes += countersValue.VolumeInBytes
+			}
+		}
+	}
+	return methodsPerProtocolAggregated
+}

agent/pkg/providers/stats_provider_internal_test.go

@@ -0,0 +1,299 @@
+package providers
+
+import (
+	"fmt"
+	"reflect"
+	"testing"
+	"time"
+)
+
+func TestGetBucketOfTimeStamp(t *testing.T) {
+	tests := map[int64]time.Time{
+		time.Date(2022, time.Month(1), 1, 10, 34, 45, 0, time.Local).UnixMilli(): time.Date(2022, time.Month(1), 1, 10, 34, 00, 0, time.Local),
+		time.Date(2022, time.Month(1), 1, 10, 34, 00, 0, time.Local).UnixMilli(): time.Date(2022, time.Month(1), 1, 10, 34, 00, 0, time.Local),
+		time.Date(2022, time.Month(1), 1, 10, 59, 01, 0, time.Local).UnixMilli(): time.Date(2022, time.Month(1), 1, 10, 59, 00, 0, time.Local),
+	}
+
+	for key, value := range tests {
+		t.Run(fmt.Sprintf("%v", key), func(t *testing.T) {
+
+			actual := getBucketFromTimeStamp(key)
+
+			if actual != value {
+				t.Errorf("unexpected result - expected: %v, actual: %v", value, actual)
+			}
+		})
+	}
+}
+
+func TestGetAggregatedStatsAllTime(t *testing.T) {
+	bucketStatsForTest := BucketStats{
+		&TimeFrameStatsValue{
+			BucketTime: time.Date(2022, time.Month(1), 1, 10, 00, 00, 0, time.UTC),
+			ProtocolStats: map[string]ProtocolStats{
+				"http": {
+					MethodsStats: map[string]*SizeAndEntriesCount{
+						"get": {
+							EntriesCount:  1,
+							VolumeInBytes: 2,
+						},
+						"post": {
+							EntriesCount:  2,
+							VolumeInBytes: 3,
+						},
+					},
+				},
+				"kafka": {
+					MethodsStats: map[string]*SizeAndEntriesCount{
+						"listTopics": {
+							EntriesCount:  5,
+							VolumeInBytes: 6,
+						},
+					},
+				},
+			},
+		},
+		&TimeFrameStatsValue{
+			BucketTime: time.Date(2022, time.Month(1), 1, 10, 01, 00, 0, time.UTC),
+			ProtocolStats: map[string]ProtocolStats{
+				"http": {
+					MethodsStats: map[string]*SizeAndEntriesCount{
+						"get": {
+							EntriesCount:  1,
+							VolumeInBytes: 2,
+						},
+						"post": {
+							EntriesCount:  2,
+							VolumeInBytes: 3,
+						},
+					},
+				},
+				"redis": {
+					MethodsStats: map[string]*SizeAndEntriesCount{
+						"set": {
+							EntriesCount:  5,
+							VolumeInBytes: 6,
+						},
+					},
+				},
+			},
+		},
+	}
+
+	expected := map[string]map[string]*AccumulativeStatsCounter{
+		"http": {
+			"post": {
+				Name:            "post",
+				EntriesCount:    4,
+				VolumeSizeBytes: 6,
+			},
+			"get": {
+				Name:            "get",
+				EntriesCount:    2,
+				VolumeSizeBytes: 4,
+			},
+		},
+		"kafka": {
+			"listTopics": {
+				Name:            "listTopics",
+				EntriesCount:    5,
+				VolumeSizeBytes: 6,
+			},
+		},
+		"redis": {
+			"set": {
+				Name:            "set",
+				EntriesCount:    5,
+				VolumeSizeBytes: 6,
+			},
+		},
+	}
+	actual := getAggregatedStats(bucketStatsForTest)
+
+	if !reflect.DeepEqual(actual, expected) {
+		t.Errorf("unexpected result - expected: %v, actual: %v", 3, len(actual))
+	}
+}
+
+func TestGetAggregatedStatsFromSpecificTime(t *testing.T) {
+	bucketStatsForTest := BucketStats{
+		&TimeFrameStatsValue{
+			BucketTime: time.Date(2022, time.Month(1), 1, 10, 00, 00, 0, time.UTC),
+			ProtocolStats: map[string]ProtocolStats{
+				"http": {
+					MethodsStats: map[string]*SizeAndEntriesCount{
+						"get": {
+							EntriesCount:  1,
+							VolumeInBytes: 2,
+						},
+					},
+				},
+				"kafka": {
+					MethodsStats: map[string]*SizeAndEntriesCount{
+						"listTopics": {
+							EntriesCount:  5,
+							VolumeInBytes: 6,
+						},
+					},
+				},
+			},
+		},
+		&TimeFrameStatsValue{
+			BucketTime: time.Date(2022, time.Month(1), 1, 10, 01, 00, 0, time.UTC),
+			ProtocolStats: map[string]ProtocolStats{
+				"http": {
+					MethodsStats: map[string]*SizeAndEntriesCount{
+						"get": {
+							EntriesCount:  1,
+							VolumeInBytes: 2,
+						},
+						"post": {
+							EntriesCount:  2,
+							VolumeInBytes: 3,
+						},
+					},
+				},
+				"redis": {
+					MethodsStats: map[string]*SizeAndEntriesCount{
+						"set": {
+							EntriesCount:  5,
+							VolumeInBytes: 6,
+						},
+					},
+				},
+			},
+		},
+	}
+
+	expected := map[time.Time]map[string]map[string]*AccumulativeStatsCounter{
+		time.Date(2022, time.Month(1), 1, 10, 00, 00, 0, time.UTC): {
+			"http": {
+				"post": {
+					Name:            "post",
+					EntriesCount:    2,
+					VolumeSizeBytes: 3,
+				},
+				"get": {
+					Name:            "get",
+					EntriesCount:    2,
+					VolumeSizeBytes: 4,
+				},
+			},
+			"kafka": {
+				"listTopics": {
+					Name:            "listTopics",
+					EntriesCount:    5,
+					VolumeSizeBytes: 6,
+				},
+			},
+			"redis": {
+				"set": {
+					Name:            "set",
+					EntriesCount:    5,
+					VolumeSizeBytes: 6,
+				},
+			},
+		},
+	}
+	actual := getAggregatedResultTiming(time.Minute*5, bucketStatsForTest)
+
+	if !reflect.DeepEqual(actual, expected) {
+		t.Errorf("unexpected result - expected: %v, actual: %v", 3, len(actual))
+	}
+}
+
+func TestGetAggregatedStatsFromSpecificTimeMultipleBuckets(t *testing.T) {
+	bucketStatsForTest := BucketStats{
+		&TimeFrameStatsValue{
+			BucketTime: time.Date(2022, time.Month(1), 1, 10, 00, 00, 0, time.UTC),
+			ProtocolStats: map[string]ProtocolStats{
+				"http": {
+					MethodsStats: map[string]*SizeAndEntriesCount{
+						"get": {
+							EntriesCount:  1,
+							VolumeInBytes: 2,
+						},
+					},
+				},
+				"kafka": {
+					MethodsStats: map[string]*SizeAndEntriesCount{
+						"listTopics": {
+							EntriesCount:  5,
+							VolumeInBytes: 6,
+						},
+					},
+				},
+			},
+		},
+		&TimeFrameStatsValue{
+			BucketTime: time.Date(2022, time.Month(1), 1, 10, 01, 00, 0, time.UTC),
+			ProtocolStats: map[string]ProtocolStats{
+				"http": {
+					MethodsStats: map[string]*SizeAndEntriesCount{
+						"get": {
+							EntriesCount:  1,
+							VolumeInBytes: 2,
+						},
+						"post": {
+							EntriesCount:  2,
+							VolumeInBytes: 3,
+						},
+					},
+				},
+				"redis": {
+					MethodsStats: map[string]*SizeAndEntriesCount{
+						"set": {
+							EntriesCount:  5,
+							VolumeInBytes: 6,
+						},
+					},
+				},
+			},
+		},
+	}
+
+	expected := map[time.Time]map[string]map[string]*AccumulativeStatsCounter{
+		time.Date(2022, time.Month(1), 1, 10, 00, 00, 0, time.UTC): {
+			"http": {
+				"get": {
+					Name:            "get",
+					EntriesCount:    1,
+					VolumeSizeBytes: 2,
+				},
+			},
+			"kafka": {
+				"listTopics": {
+					Name:            "listTopics",
+					EntriesCount:    5,
+					VolumeSizeBytes: 6,
+				},
+			},
+		},
+		time.Date(2022, time.Month(1), 1, 10, 01, 00, 0, time.UTC): {
+			"http": {
+				"post": {
+					Name:            "post",
+					EntriesCount:    2,
+					VolumeSizeBytes: 3,
+				},
+				"get": {
+					Name:            "get",
+					EntriesCount:    1,
+					VolumeSizeBytes: 2,
+				},
+			},
+			"redis": {
+				"set": {
+					Name:            "set",
+					EntriesCount:    5,
+					VolumeSizeBytes: 6,
+				},
+			},
+		},
+	}
+	actual := getAggregatedResultTiming(time.Minute, bucketStatsForTest)
+
+	if !reflect.DeepEqual(actual, expected) {
+		t.Errorf("unexpected result - expected: %v, actual: %v", 3, len(actual))
+	}
+}

agent/pkg/providers/stats_provider_test.go

@@ -3,8 +3,10 @@ package providers_test
 import (
 	"fmt"
 	"testing"
+	"time"
 
 	"github.com/up9inc/mizu/agent/pkg/providers"
+	"github.com/up9inc/mizu/tap/api"
 )
 
 func TestNoEntryAddedCount(t *testing.T) {
@@ -22,10 +24,13 @@ func TestNoEntryAddedCount(t *testing.T) {
 func TestEntryAddedCount(t *testing.T) {
 	tests := []int{1, 5, 10, 100, 500, 1000}
 
+	entryBucketKey := time.Date(2021, 1, 1, 10, 0, 0, 0, time.UTC)
+	valueLessThanBucketThreshold := time.Second * 130
+	mockSummery := &api.BaseEntry{Protocol: api.Protocol{Name: "mock"}, Method: "mock-method", Timestamp: entryBucketKey.Add(valueLessThanBucketThreshold).UnixNano()}
 	for _, entriesCount := range tests {
 		t.Run(fmt.Sprintf("%d", entriesCount), func(t *testing.T) {
 			for i := 0; i < entriesCount; i++ {
-				providers.EntryAdded(0)
+				providers.EntryAdded(0, mockSummery)
 			}
 
 			entriesStats := providers.GetGeneralStats()
@@ -38,7 +43,14 @@ func TestEntryAddedCount(t *testing.T) {
 				t.Errorf("unexpected result - expected: %v, actual: %v", 0, entriesStats.EntriesVolumeInGB)
 			}
 
-			t.Cleanup(providers.ResetGeneralStats)
+			t.Cleanup(func() {
+				providers.ResetGeneralStats()
+				generalStats := providers.GetGeneralStats()
+				if generalStats.EntriesCount != 0 {
+					t.Errorf("unexpected result - expected: %v, actual: %v", 0, generalStats.EntriesCount)
+				}
+
+			})
 		})
 	}
 }
@@ -49,12 +61,14 @@ func TestEntryAddedVolume(t *testing.T) {
 	var expectedEntriesCount int
 	var expectedVolumeInGB float64
 
+	mockSummery := &api.BaseEntry{Protocol: api.Protocol{Name: "mock"}, Method: "mock-method", Timestamp: time.Date(2021, 1, 1, 10, 0, 0, 0, time.UTC).UnixNano()}
+
 	for _, data := range tests {
 		t.Run(fmt.Sprintf("%d", len(data)), func(t *testing.T) {
 			expectedEntriesCount++
 			expectedVolumeInGB += float64(len(data)) / (1 << 30)
 
-			providers.EntryAdded(len(data))
+			providers.EntryAdded(len(data), mockSummery)
 
 			entriesStats := providers.GetGeneralStats()
 
@@ -67,5 +81,4 @@ func TestEntryAddedVolume(t *testing.T) {
 			}
 		})
 	}
-
 }

agent/pkg/providers/tappedPods/tapped_pods_provider.go

@@ -44,9 +44,10 @@ func Set(tappedPodsToSet []*shared.PodInfo) {
 
 func GetTappedPodsStatus() []shared.TappedPodStatus {
 	tappedPodsStatus := make([]shared.TappedPodStatus, 0)
+	tapperStatus := tappers.GetStatus()
 	for _, pod := range Get() {
 		var status string
-		if tapperStatus, ok := tappers.GetStatus()[pod.NodeName]; ok {
+		if tapperStatus, ok := tapperStatus[pod.NodeName]; ok {
 			status = strings.ToLower(tapperStatus.Status)
 		}
 
@@ -59,7 +60,7 @@ func GetTappedPodsStatus() []shared.TappedPodStatus {
 
 func SetNodeToTappedPodMap(nodeToTappedPodsMap shared.NodeToPodsMap) {
 	summary := nodeToTappedPodsMap.Summary()
-	logger.Log.Infof("Setting node to tapped pods map to %v", summary)
+	logger.Log.Debugf("Setting node to tapped pods map to %v", summary)
 
 	nodeHostToTappedPodsMap = nodeToTappedPodsMap
 }

agent/pkg/replay/replay.go

@@ -0,0 +1,184 @@
+package replay
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"strings"
+	"sync"
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/up9inc/mizu/agent/pkg/app"
+	tapApi "github.com/up9inc/mizu/tap/api"
+	mizuhttp "github.com/up9inc/mizu/tap/extensions/http"
+)
+
+var (
+	inProcessRequestsLocker = sync.Mutex{}
+	inProcessRequests       = 0
+)
+
+const maxParallelAction = 5
+
+type Details struct {
+	Method  string            `json:"method"`
+	Url     string            `json:"url"`
+	Body    string            `json:"body"`
+	Headers map[string]string `json:"headers"`
+}
+
+type Response struct {
+	Success      bool        `json:"status"`
+	Data         interface{} `json:"data"`
+	ErrorMessage string      `json:"errorMessage"`
+}
+
+func incrementCounter() bool {
+	result := false
+	inProcessRequestsLocker.Lock()
+	if inProcessRequests < maxParallelAction {
+		inProcessRequests++
+		result = true
+	}
+	inProcessRequestsLocker.Unlock()
+	return result
+}
+
+func decrementCounter() {
+	inProcessRequestsLocker.Lock()
+	inProcessRequests--
+	inProcessRequestsLocker.Unlock()
+}
+
+func getEntryFromRequestResponse(extension *tapApi.Extension, request *http.Request, response *http.Response) *tapApi.Entry {
+	captureTime := time.Now()
+
+	itemTmp := tapApi.OutputChannelItem{
+		Protocol: *extension.Protocol,
+		ConnectionInfo: &tapApi.ConnectionInfo{
+			ClientIP:   "",
+			ClientPort: "1",
+			ServerIP:   "",
+			ServerPort: "1",
+			IsOutgoing: false,
+		},
+		Capture:   "",
+		Timestamp: time.Now().UnixMilli(),
+		Pair: &tapApi.RequestResponsePair{
+			Request: tapApi.GenericMessage{
+				IsRequest:   true,
+				CaptureTime: captureTime,
+				CaptureSize: 0,
+				Payload: &mizuhttp.HTTPPayload{
+					Type: mizuhttp.TypeHttpRequest,
+					Data: request,
+				},
+			},
+			Response: tapApi.GenericMessage{
+				IsRequest:   false,
+				CaptureTime: captureTime,
+				CaptureSize: 0,
+				Payload: &mizuhttp.HTTPPayload{
+					Type: mizuhttp.TypeHttpResponse,
+					Data: response,
+				},
+			},
+		},
+	}
+
+	// Analyze is expecting an item that's marshalled and unmarshalled
+	itemMarshalled, err := json.Marshal(itemTmp)
+	if err != nil {
+		return nil
+	}
+	var finalItem *tapApi.OutputChannelItem
+	if err := json.Unmarshal(itemMarshalled, &finalItem); err != nil {
+		return nil
+	}
+
+	return extension.Dissector.Analyze(finalItem, "", "", "")
+}
+
+func ExecuteRequest(replayData *Details, timeout time.Duration) *Response {
+	if incrementCounter() {
+		defer decrementCounter()
+
+		client := &http.Client{
+			Timeout: timeout,
+		}
+
+		request, err := http.NewRequest(strings.ToUpper(replayData.Method), replayData.Url, bytes.NewBufferString(replayData.Body))
+		if err != nil {
+			return &Response{
+				Success:      false,
+				Data:         nil,
+				ErrorMessage: err.Error(),
+			}
+		}
+
+		for headerKey, headerValue := range replayData.Headers {
+			request.Header.Add(headerKey, headerValue)
+		}
+		request.Header.Add("x-mizu", uuid.New().String())
+		response, requestErr := client.Do(request)
+
+		if requestErr != nil {
+			return &Response{
+				Success:      false,
+				Data:         nil,
+				ErrorMessage: requestErr.Error(),
+			}
+		}
+
+		extension := app.ExtensionsMap["http"] // # TODO: maybe pass the extension to the function so it can be tested
+		entry := getEntryFromRequestResponse(extension, request, response)
+		base := extension.Dissector.Summarize(entry)
+		var representation []byte
+
+		// Represent is expecting an entry that's marshalled and unmarshalled
+		entryMarshalled, err := json.Marshal(entry)
+		if err != nil {
+			return &Response{
+				Success:      false,
+				Data:         nil,
+				ErrorMessage: err.Error(),
+			}
+		}
+		var entryUnmarshalled *tapApi.Entry
+		if err := json.Unmarshal(entryMarshalled, &entryUnmarshalled); err != nil {
+			return &Response{
+				Success:      false,
+				Data:         nil,
+				ErrorMessage: err.Error(),
+			}
+		}
+
+		representation, err = extension.Dissector.Represent(entryUnmarshalled.Request, entryUnmarshalled.Response)
+		if err != nil {
+			return &Response{
+				Success:      false,
+				Data:         nil,
+				ErrorMessage: err.Error(),
+			}
+		}
+
+		return &Response{
+			Success: true,
+			Data: &tapApi.EntryWrapper{
+				Protocol:       *extension.Protocol,
+				Representation: string(representation),
+				Data:           entryUnmarshalled,
+				Base:           base,
+			},
+			ErrorMessage: "",
+		}
+	} else {
+		return &Response{
+			Success:      false,
+			Data:         nil,
+			ErrorMessage: fmt.Sprintf("reached threshold of %d requests", maxParallelAction),
+		}
+	}
+}

agent/pkg/replay/replay_internal_test.go

@@ -0,0 +1,106 @@
+package replay
+
+import (
+	"bytes"
+	"fmt"
+	"net/http"
+	"strings"
+	"testing"
+	"time"
+
+	"encoding/json"
+
+	"github.com/google/uuid"
+	tapApi "github.com/up9inc/mizu/tap/api"
+	mizuhttp "github.com/up9inc/mizu/tap/extensions/http"
+)
+
+func TestValid(t *testing.T) {
+	client := &http.Client{
+		Timeout: 10 * time.Second,
+	}
+
+	tests := map[string]*Details{
+		"40x": {
+			Method:  "GET",
+			Url:     "http://httpbin.org/status/404",
+			Body:    "",
+			Headers: map[string]string{},
+		},
+		"20x": {
+			Method:  "GET",
+			Url:     "http://httpbin.org/status/200",
+			Body:    "",
+			Headers: map[string]string{},
+		},
+		"50x": {
+			Method:  "GET",
+			Url:     "http://httpbin.org/status/500",
+			Body:    "",
+			Headers: map[string]string{},
+		},
+		// TODO: this should be fixes, currently not working because of header name with ":"
+		//":path-header": {
+		//	Method: "GET",
+		//	Url:    "http://httpbin.org/get",
+		//	Body:   "",
+		//	Headers: map[string]string{
+		//		":path": "/get",
+		//	},
+		// },
+	}
+
+	for testCaseName, replayData := range tests {
+		t.Run(fmt.Sprintf("%+v", testCaseName), func(t *testing.T) {
+			request, err := http.NewRequest(strings.ToUpper(replayData.Method), replayData.Url, bytes.NewBufferString(replayData.Body))
+			if err != nil {
+				t.Errorf("Error executing request")
+			}
+
+			for headerKey, headerValue := range replayData.Headers {
+				request.Header.Add(headerKey, headerValue)
+			}
+			request.Header.Add("x-mizu", uuid.New().String())
+			response, requestErr := client.Do(request)
+
+			if requestErr != nil {
+				t.Errorf("failed: %v, ", requestErr)
+			}
+
+			extensionHttp := &tapApi.Extension{}
+			dissectorHttp := mizuhttp.NewDissector()
+			dissectorHttp.Register(extensionHttp)
+			extensionHttp.Dissector = dissectorHttp
+			extension := extensionHttp
+
+			entry := getEntryFromRequestResponse(extension, request, response)
+			base := extension.Dissector.Summarize(entry)
+
+			// Represent is expecting an entry that's marshalled and unmarshalled
+			entryMarshalled, err := json.Marshal(entry)
+			if err != nil {
+				t.Errorf("failed marshaling entry: %v, ", err)
+			}
+			var entryUnmarshalled *tapApi.Entry
+			if err := json.Unmarshal(entryMarshalled, &entryUnmarshalled); err != nil {
+				t.Errorf("failed unmarshaling entry: %v, ", err)
+			}
+
+			var representation []byte
+			representation, err = extension.Dissector.Represent(entryUnmarshalled.Request, entryUnmarshalled.Response)
+			if err != nil {
+				t.Errorf("failed: %v, ", err)
+			}
+
+			result := &tapApi.EntryWrapper{
+				Protocol:       *extension.Protocol,
+				Representation: string(representation),
+				Data:           entry,
+				Base:           base,
+			}
+			t.Logf("%+v", result)
+			//data, _ := json.MarshalIndent(result, "", "  ")
+			//t.Logf("%+v", string(data))
+		})
+	}
+}

agent/pkg/resolver/go.sum

@@ -1,522 +0,0 @@
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-cloud.google.com/go v0.44.1/go.mod h1:iSa0KzasP4Uvy3f1mN/7PiObzGgflwredwwASm/v6AU=
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-cloud.google.com/go v0.45.1/go.mod h1:RpBamKRgapWJb87xiFSdk4g1CME7QZg3uwTez+TSTjc=
-cloud.google.com/go v0.46.3/go.mod h1:a6bKKbmY7er1mI7TEI4lsAkts/mkhTSZK8w33B4RAg0=
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-cloud.google.com/go v0.54.0 h1:3ithwDMr7/3vpAMXiH+ZQnYbuIsh+OPhUPMFC9enmn0=
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-google.golang.org/genproto v0.0.0-20200305110556-506484158171/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
-google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013 h1:+kGHl1aib/qcwaRi1CbqBZ1rk19r85MNUf8HaBghugY=
-google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
-google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
-google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
-google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
-google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
-google.golang.org/grpc v1.26.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
-google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
-google.golang.org/grpc v1.27.1 h1:zvIju4sqAGvwKspUQOhwnpcqSbzi7/H6QomNNjTL4sk=
-google.golang.org/grpc v1.27.1/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
-google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
-google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
-google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
-google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
-google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
-google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.25.0 h1:Ejskq+SyPohKW+1uil0JJMtmHCgJPJ/qWTxr8qp+R4c=
-google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f h1:BLraFXnmrev5lT+xlilqcH8XK9/i0At2xKjWk4p6zsU=
-gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/errgo.v2 v2.1.0 h1:0vLT13EuvQ0hNvakwLuFZ/jYrLp5F3kcWHXdRggjCE8=
-gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
-gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4=
-gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
-gopkg.in/inf.v0 v0.9.1 h1:73M5CoZyi3ZLMOyDlQh031Cx6N9NDJ2Vvfl76EDAgDc=
-gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
-gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
-gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
-gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
-gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-honnef.co/go/tools v0.0.0-20190418001031-e561f6794a2a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
-honnef.co/go/tools v0.0.1-2020.1.3 h1:sXmLre5bzIR6ypkjXCDI3jHPssRhc8KD/Ome589sc3U=
-honnef.co/go/tools v0.0.1-2020.1.3/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
-k8s.io/api v0.21.0 h1:gu5iGF4V6tfVCQ/R+8Hc0h7H1JuEhzyEi9S4R5LM8+Y=
-k8s.io/api v0.21.0/go.mod h1:+YbrhBBGgsxbF6o6Kj4KJPJnBmAKuXDeS3E18bgHNVU=
-k8s.io/apimachinery v0.21.0 h1:3Fx+41if+IRavNcKOz09FwEXDBG6ORh6iMsTSelhkMA=
-k8s.io/apimachinery v0.21.0/go.mod h1:jbreFvJo3ov9rj7eWT7+sYiRx+qZuCYXwWT1bcDswPY=
-k8s.io/client-go v0.21.0 h1:n0zzzJsAQmJngpC0IhgFcApZyoGXPrDIAD601HD09ag=
-k8s.io/client-go v0.21.0/go.mod h1:nNBytTF9qPFDEhoqgEPaarobC8QPae13bElIVHzIglA=
-k8s.io/gengo v0.0.0-20200413195148-3a45101e95ac h1:sAvhNk5RRuc6FNYGqe7Ygz3PSo/2wGWbulskmzRX8Vs=
-k8s.io/gengo v0.0.0-20200413195148-3a45101e95ac/go.mod h1:ezvh/TsK7cY6rbqRK0oQQ8IAqLxYwwyPxAX1Pzy0ii0=
-k8s.io/klog/v2 v2.0.0/go.mod h1:PBfzABfn139FHAV07az/IF9Wp1bkk3vpT2XSJ76fSDE=
-k8s.io/klog/v2 v2.8.0 h1:Q3gmuM9hKEjefWFFYF0Mat+YyFJvsUyYuwyNNJ5C9Ts=
-k8s.io/klog/v2 v2.8.0/go.mod h1:hy9LJ/NvuK+iVyP4Ehqva4HxZG/oXyIS3n3Jmire4Ec=
-k8s.io/kube-openapi v0.0.0-20210305001622-591a79e4bda7 h1:vEx13qjvaZ4yfObSSXW7BrMc/KQBBT/Jyee8XtLf4x0=
-k8s.io/kube-openapi v0.0.0-20210305001622-591a79e4bda7/go.mod h1:wXW5VT87nVfh/iLV8FpR2uDvrFyomxbtb1KivDbvPTE=
-k8s.io/utils v0.0.0-20201110183641-67b214c5f920 h1:CbnUZsM497iRC5QMVkHwyl8s2tB3g7yaSHkYPkpgelw=
-k8s.io/utils v0.0.0-20201110183641-67b214c5f920/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
-rsc.io/binaryregexp v0.2.0 h1:HfqmD5MEmC0zvwBuF187nq9mdnXjXsSivRiXN7SmRkE=
-rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
-rsc.io/quote/v3 v3.1.0 h1:9JKUTTIUgS6kzR9mK1YuGKv6Nl+DijDNIc0ghT58FaY=
-rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=
-rsc.io/sampler v1.3.0 h1:7uVkIFmeBqHfdjD+gZwtXXI+RODJ2Wc4O7MPEh/QiW4=
-rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA=
-sigs.k8s.io/structured-merge-diff/v4 v4.0.2/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw=
-sigs.k8s.io/structured-merge-diff/v4 v4.1.0 h1:C4r9BgJ98vrKnnVCjwCSXcWjWe0NKcUQkmzDXZXGwH8=
-sigs.k8s.io/structured-merge-diff/v4 v4.1.0/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw=
-sigs.k8s.io/yaml v1.2.0 h1:kr/MCeFWJWTwyaHoR9c8EjH9OumOmoF9YGiZd7lFm/Q=
-sigs.k8s.io/yaml v1.2.0/go.mod h1:yfXDCHCao9+ENCvLSE62v9VSji2MKu5jeNfTrofGhJc=

agent/pkg/resolver/loader.go

@@ -15,9 +15,9 @@ func NewFromInCluster(errOut chan error, namespace string) (*Resolver, error) {
 	if err != nil {
 		return nil, err
 	}
-	clientset, err := kubernetes.NewForConfig(config)
+	clientSet, err := kubernetes.NewForConfig(config)
 	if err != nil {
 		return nil, err
 	}
-	return &Resolver{clientConfig: config, clientSet: clientset, nameMap: cmap.New(), serviceMap: cmap.New(), errOut: errOut, namespace: namespace}, nil
+	return &Resolver{clientConfig: config, clientSet: clientSet, nameMap: cmap.New(), serviceMap: cmap.New(), errOut: errOut, namespace: namespace}, nil
 }

agent/pkg/routes/replay_routes.go

@@ -0,0 +1,13 @@
+package routes
+
+import (
+	"github.com/gin-gonic/gin"
+	"github.com/up9inc/mizu/agent/pkg/controllers"
+)
+
+// ReplayRoutes defines the group of replay routes.
+func ReplayRoutes(app *gin.Engine) {
+	routeGroup := app.Group("/replay")
+
+	routeGroup.POST("/", controllers.ReplayRequest)
+}

agent/pkg/routes/status_routes.go

@@ -15,7 +15,8 @@ func StatusRoutes(ginApp *gin.Engine) {
 	routeGroup.GET("/connectedTappersCount", controllers.GetConnectedTappersCount)
 	routeGroup.GET("/tap", controllers.GetTappingStatus)
 
-	routeGroup.GET("/general", controllers.GetGeneralStats) // get general stats about entries in DB
+	routeGroup.GET("/general", controllers.GetGeneralStats)
+	routeGroup.GET("/trafficStats", controllers.GetTrafficStats)
 
 	routeGroup.GET("/resolving", controllers.GetCurrentResolvingInformation)
 }

agent/pkg/rules/rulesHTTP.go

@@ -1,124 +0,0 @@
-package rules
-
-import (
-	"encoding/base64"
-	"encoding/json"
-	"fmt"
-	"reflect"
-	"regexp"
-	"strings"
-
-	"github.com/up9inc/mizu/agent/pkg/har"
-
-	"github.com/up9inc/mizu/logger"
-
-	"github.com/up9inc/mizu/shared"
-	"github.com/yalp/jsonpath"
-)
-
-type RulesMatched struct {
-	Matched bool              `json:"matched"`
-	Rule    shared.RulePolicy `json:"rule"`
-}
-
-func appendRulesMatched(rulesMatched []RulesMatched, matched bool, rule shared.RulePolicy) []RulesMatched {
-	return append(rulesMatched, RulesMatched{Matched: matched, Rule: rule})
-}
-
-func ValidatePath(URLFromRule string, URL string) bool {
-	if URLFromRule != "" {
-		matchPath, err := regexp.MatchString(URLFromRule, URL)
-		if err != nil || !matchPath {
-			return false
-		}
-	}
-	return true
-}
-
-func ValidateService(serviceFromRule string, service string) bool {
-	if serviceFromRule != "" {
-		matchService, err := regexp.MatchString(serviceFromRule, service)
-		if err != nil || !matchService {
-			return false
-		}
-	}
-	return true
-}
-
-func MatchRequestPolicy(harEntry har.Entry, service string) (resultPolicyToSend []RulesMatched, isEnabled bool) {
-	enforcePolicy, err := shared.DecodeEnforcePolicy(fmt.Sprintf("%s%s", shared.ConfigDirPath, shared.ValidationRulesFileName))
-	if err == nil && len(enforcePolicy.Rules) > 0 {
-		isEnabled = true
-	}
-	for _, rule := range enforcePolicy.Rules {
-		if !ValidatePath(rule.Path, harEntry.Request.URL) || !ValidateService(rule.Service, service) {
-			continue
-		}
-		if rule.Type == "json" {
-			var bodyJsonMap interface{}
-			contentTextDecoded, _ := base64.StdEncoding.DecodeString(string(harEntry.Response.Content.Text))
-			if err := json.Unmarshal(contentTextDecoded, &bodyJsonMap); err != nil {
-				continue
-			}
-			out, err := jsonpath.Read(bodyJsonMap, rule.Key)
-			if err != nil || out == nil {
-				continue
-			}
-			var matchValue bool
-			if reflect.TypeOf(out).Kind() == reflect.String {
-				matchValue, err = regexp.MatchString(rule.Value, out.(string))
-				if err != nil {
-					continue
-				}
-				logger.Log.Info(matchValue, rule.Value)
-			} else {
-				val := fmt.Sprint(out)
-				matchValue, err = regexp.MatchString(rule.Value, val)
-				if err != nil {
-					continue
-				}
-			}
-			resultPolicyToSend = appendRulesMatched(resultPolicyToSend, matchValue, rule)
-		} else if rule.Type == "header" {
-			for j := range harEntry.Response.Headers {
-				matchKey, err := regexp.MatchString(rule.Key, harEntry.Response.Headers[j].Name)
-				if err != nil {
-					continue
-				}
-				if matchKey {
-					matchValue, err := regexp.MatchString(rule.Value, harEntry.Response.Headers[j].Value)
-					if err != nil {
-						continue
-					}
-					resultPolicyToSend = appendRulesMatched(resultPolicyToSend, matchValue, rule)
-				}
-			}
-		} else {
-			resultPolicyToSend = appendRulesMatched(resultPolicyToSend, true, rule)
-		}
-	}
-	return
-}
-
-func PassedValidationRules(rulesMatched []RulesMatched) (bool, int64, int) {
-	var numberOfRulesMatched = len(rulesMatched)
-	var responseTime int64 = -1
-
-	if numberOfRulesMatched == 0 {
-		return false, 0, numberOfRulesMatched
-	}
-
-	for _, rule := range rulesMatched {
-		if !rule.Matched {
-			return false, responseTime, numberOfRulesMatched
-		} else {
-			if strings.ToLower(rule.Rule.Type) == "slo" {
-				if rule.Rule.ResponseTime < responseTime || responseTime == -1 {
-					responseTime = rule.Rule.ResponseTime
-				}
-			}
-		}
-	}
-
-	return true, responseTime, numberOfRulesMatched
-}

agent/pkg/utils/pathUtils.go

@@ -1,8 +1,9 @@
 package utils
 
 import (
-	"github.com/djherbis/atime"
 	"os"
+
+	"github.com/djherbis/atime"
 )
 
 type ByModTime []os.FileInfo
@@ -19,7 +20,6 @@ func (fis ByModTime) Less(i, j int) bool {
 	return fis[i].ModTime().Before(fis[j].ModTime())
 }
 
-
 type ByName []os.FileInfo
 
 func (fis ByName) Len() int {
@@ -34,7 +34,6 @@ func (fis ByName) Less(i, j int) bool {
 	return fis[i].Name() < fis[j].Name()
 }
 
-
 type ByCreationTime []os.FileInfo
 
 func (fis ByCreationTime) Len() int {
@@ -47,4 +46,4 @@ func (fis ByCreationTime) Swap(i, j int) {
 
 func (fis ByCreationTime) Less(i, j int) bool {
 	return atime.Get(fis[i]).Unix() < atime.Get(fis[j]).Unix()
-}
+}

agent/pkg/utils/utils.go

@@ -6,7 +6,6 @@ import (
 	"fmt"
 	"io/ioutil"
 	"net/http"
-	"net/url"
 	"os"
 	"os/signal"
 	"syscall"
@@ -59,17 +58,6 @@ func CheckErr(e error) {
 	}
 }
 
-func SetHostname(address, newHostname string) string {
-	replacedUrl, err := url.Parse(address)
-	if err != nil {
-		logger.Log.Errorf("error replacing hostname to %s in address %s, returning original %v", newHostname, address, err)
-		return address
-	}
-	replacedUrl.Host = newHostname
-	return replacedUrl.String()
-
-}
-
 func ReadJsonFile(filePath string, value interface{}) error {
 	if content, err := ioutil.ReadFile(filePath); err != nil {
 		return err

cli/cmd/installRunner.go

@@ -25,7 +25,7 @@ func runMizuInstall() {
 	var sb strings.Builder
 	sb.WriteString("Hello! This command can be used to install Mizu Pro edition on your Kubernetes cluster.")
 	sb.WriteString("\nPlease run:")
-	sb.WriteString("\n\tmizu install -o | kubectl apply -f -")
+	sb.WriteString("\n\tmizu install -o | kubectl apply -n mizu -f -")
 	sb.WriteString("\n\nor use helm chart as described in https://getmizu.io/docs/installing-mizu/centralized-installation\n")
 
 	fmt.Print(sb.String())

cli/cmd/tap.go

@@ -53,9 +53,8 @@ func init() {
 	tapCmd.Flags().String(configStructs.HumanMaxEntriesDBSizeTapName, defaultTapConfig.HumanMaxEntriesDBSize, "Override the default max entries db size")
 	tapCmd.Flags().String(configStructs.InsertionFilterName, defaultTapConfig.InsertionFilter, "Set the insertion filter. Accepts string or a file path.")
 	tapCmd.Flags().Bool(configStructs.DryRunTapName, defaultTapConfig.DryRun, "Preview of all pods matching the regex, without tapping them")
-	tapCmd.Flags().String(configStructs.EnforcePolicyFile, defaultTapConfig.EnforcePolicyFile, "Yaml file path with policy rules")
-	tapCmd.Flags().String(configStructs.ContractFile, defaultTapConfig.ContractFile, "OAS/Swagger file to validate to monitor the contracts")
 	tapCmd.Flags().Bool(configStructs.ServiceMeshName, defaultTapConfig.ServiceMesh, "Record decrypted traffic if the cluster is configured with a service mesh and with mtls")
 	tapCmd.Flags().Bool(configStructs.TlsName, defaultTapConfig.Tls, "Record tls traffic")
 	tapCmd.Flags().Bool(configStructs.ProfilerName, defaultTapConfig.Profiler, "Run pprof server")
+	tapCmd.Flags().Int(configStructs.MaxLiveStreamsName, defaultTapConfig.MaxLiveStreams, "Maximum live tcp streams to handle concurrently")
 }

cli/cmd/tapRunner.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	"io/ioutil"
 	"regexp"
 	"strings"
 	"time"
@@ -13,8 +12,6 @@ import (
 	"github.com/up9inc/mizu/cli/telemetry"
 	"github.com/up9inc/mizu/cli/utils"
 
-	"github.com/getkin/kin-openapi/openapi3"
-	"gopkg.in/yaml.v3"
 	core "k8s.io/api/core/v1"
 	k8serrors "k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@@ -47,40 +44,6 @@ func RunMizuTap() {
 
 	apiProvider = apiserver.NewProvider(GetApiServerUrl(config.Config.Tap.GuiPort), apiserver.DefaultRetries, apiserver.DefaultTimeout)
 
-	var err error
-	var serializedValidationRules string
-	if config.Config.Tap.EnforcePolicyFile != "" {
-		serializedValidationRules, err = readValidationRules(config.Config.Tap.EnforcePolicyFile)
-		if err != nil {
-			logger.Log.Errorf(uiUtils.Error, fmt.Sprintf("Error reading policy file: %v", errormessage.FormatError(err)))
-			return
-		}
-	}
-
-	// Read and validate the OAS file
-	var serializedContract string
-	if config.Config.Tap.ContractFile != "" {
-		bytes, err := ioutil.ReadFile(config.Config.Tap.ContractFile)
-		if err != nil {
-			logger.Log.Errorf(uiUtils.Error, fmt.Sprintf("Error reading contract file: %v", errormessage.FormatError(err)))
-			return
-		}
-		serializedContract = string(bytes)
-
-		ctx := context.Background()
-		loader := &openapi3.Loader{Context: ctx}
-		doc, err := loader.LoadFromData(bytes)
-		if err != nil {
-			logger.Log.Errorf(uiUtils.Error, fmt.Sprintf("Error loading contract file: %v", errormessage.FormatError(err)))
-			return
-		}
-		err = doc.Validate(ctx)
-		if err != nil {
-			logger.Log.Errorf(uiUtils.Error, fmt.Sprintf("Error validating contract file: %v", errormessage.FormatError(err)))
-			return
-		}
-	}
-
 	kubernetesProvider, err := getKubernetesProviderForCli()
 	if err != nil {
 		return
@@ -124,7 +87,7 @@ func RunMizuTap() {
 	}
 
 	logger.Log.Infof("Waiting for Mizu Agent to start...")
-	if state.mizuServiceAccountExists, err = resources.CreateTapMizuResources(ctx, kubernetesProvider, serializedValidationRules, serializedContract, serializedMizuConfig, config.Config.IsNsRestrictedMode(), config.Config.MizuResourcesNamespace, config.Config.AgentImage, config.Config.Tap.MaxEntriesDBSizeBytes(), config.Config.Tap.ApiServerResources, config.Config.ImagePullPolicy(), config.Config.LogLevel(), config.Config.Tap.Profiler); err != nil {
+	if state.mizuServiceAccountExists, err = resources.CreateTapMizuResources(ctx, kubernetesProvider, serializedMizuConfig, config.Config.IsNsRestrictedMode(), config.Config.MizuResourcesNamespace, config.Config.AgentImage, config.Config.Tap.MaxEntriesDBSizeBytes(), config.Config.Tap.ApiServerResources, config.Config.ImagePullPolicy(), config.Config.LogLevel(), config.Config.Tap.Profiler); err != nil {
 		var statusError *k8serrors.StatusError
 		if errors.As(err, &statusError) && (statusError.ErrStatus.Reason == metav1.StatusReasonAlreadyExists) {
 			logger.Log.Info("Mizu is already running in this namespace, change the `mizu-resources-namespace` configuration or run `mizu clean` to remove the currently running Mizu instance")
@@ -202,6 +165,7 @@ func startTapperSyncer(ctx context.Context, cancel context.CancelFunc, provider
 		MizuServiceAccountExists: state.mizuServiceAccountExists,
 		ServiceMesh:              config.Config.Tap.ServiceMesh,
 		Tls:                      config.Config.Tap.Tls,
+		MaxLiveStreams:           config.Config.Tap.MaxLiveStreams,
 	}, startTime)
 
 	if err != nil {
@@ -265,15 +229,6 @@ func getErrorDisplayTextForK8sTapManagerError(err kubernetes.K8sTapManagerError)
 	}
 }
 
-func readValidationRules(file string) (string, error) {
-	rules, err := shared.DecodeEnforcePolicy(file)
-	if err != nil {
-		return "", err
-	}
-	newContent, _ := yaml.Marshal(&rules)
-	return string(newContent), nil
-}
-
 func getMizuApiFilteringOptions() (*api.TrafficFilteringOptions, error) {
 	var compiledRegexSlice []*api.SerializableRegexp
 

cli/config/configStruct.go

@@ -39,7 +39,7 @@ type ConfigStruct struct {
 	HeadlessMode           bool                        `yaml:"headless" default:"false"`
 	LogLevelStr            string                      `yaml:"log-level,omitempty" default:"INFO" readonly:""`
 	ServiceMap             bool                        `yaml:"service-map" default:"true"`
-	OAS                    bool                        `yaml:"oas" default:"true"`
+	OAS                    shared.OASConfig            `yaml:"oas"`
 }
 
 func (config *ConfigStruct) validate() error {

cli/config/configStructs/tapConfig.go

@@ -23,11 +23,10 @@ const (
 	HumanMaxEntriesDBSizeTapName  = "max-entries-db-size"
 	InsertionFilterName           = "insertion-filter"
 	DryRunTapName                 = "dry-run"
-	EnforcePolicyFile             = "traffic-validation-file"
-	ContractFile                  = "contract"
 	ServiceMeshName               = "service-mesh"
 	TlsName                       = "tls"
 	ProfilerName                  = "profiler"
+	MaxLiveStreamsName            = "max-live-streams"
 )
 
 type TapConfig struct {
@@ -42,13 +41,12 @@ type TapConfig struct {
 	HumanMaxEntriesDBSize  string           `yaml:"max-entries-db-size" default:"200MB"`
 	InsertionFilter        string           `yaml:"insertion-filter" default:""`
 	DryRun                 bool             `yaml:"dry-run" default:"false"`
-	EnforcePolicyFile      string           `yaml:"traffic-validation-file"`
-	ContractFile           string           `yaml:"contract"`
 	ApiServerResources     shared.Resources `yaml:"api-server-resources"`
 	TapperResources        shared.Resources `yaml:"tapper-resources"`
 	ServiceMesh            bool             `yaml:"service-mesh" default:"false"`
 	Tls                    bool             `yaml:"tls" default:"false"`
 	Profiler               bool             `yaml:"profiler" default:"false"`
+	MaxLiveStreams         int              `yaml:"max-live-streams" default:"500"`
 }
 
 func (config *TapConfig) PodRegex() *regexp.Regexp {

cli/go.mod

@@ -5,16 +5,13 @@ go 1.17
 require (
 	github.com/creasty/defaults v1.5.2
 	github.com/denisbrodbeck/machineid v1.0.1
-	github.com/getkin/kin-openapi v0.89.0
 	github.com/google/go-github/v37 v37.0.0
-	github.com/google/uuid v1.3.0
 	github.com/op/go-logging v0.0.0-20160315200505-970db520ece7
 	github.com/spf13/cobra v1.3.0
 	github.com/spf13/pflag v1.0.5
 	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
-	golang.org/x/oauth2 v0.0.0-20211104180415-d3ed0bb246c8
 	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b
 	k8s.io/api v0.23.3
 	k8s.io/apimachinery v0.23.3
@@ -39,7 +36,6 @@ require (
 	github.com/evanphx/json-patch v5.6.0+incompatible // indirect
 	github.com/exponent-io/jsonpath v0.0.0-20210407135951-1de76d718b3f // indirect
 	github.com/fvbommel/sortorder v1.0.2 // indirect
-	github.com/ghodss/yaml v1.0.0 // indirect
 	github.com/go-errors/errors v1.4.2 // indirect
 	github.com/go-logr/logr v1.2.2 // indirect
 	github.com/go-openapi/jsonpointer v0.19.5 // indirect
@@ -52,8 +48,8 @@ require (
 	github.com/google/go-cmp v0.5.7 // indirect
 	github.com/google/go-querystring v1.1.0 // indirect
 	github.com/google/gofuzz v1.2.0 // indirect
-	github.com/google/martian v2.1.0+incompatible // indirect
 	github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
+	github.com/google/uuid v1.3.0 // indirect
 	github.com/googleapis/gnostic v0.5.5 // indirect
 	github.com/gregjones/httpcache v0.0.0-20190611155906-901d90724c79 // indirect
 	github.com/imdario/mergo v0.3.12 // indirect
@@ -79,6 +75,7 @@ require (
 	go.starlark.net v0.0.0-20220203230714-bb14e151c28f // indirect
 	golang.org/x/crypto v0.0.0-20220208050332-20e1d8d225ab // 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
 	golang.org/x/term v0.0.0-20210927222741-03fcf44c2211 // indirect
 	golang.org/x/text v0.3.7 // indirect

cli/go.sum

@@ -190,9 +190,6 @@ github.com/fvbommel/sortorder v1.0.1/go.mod h1:uk88iVf1ovNn1iLfgUVU2F9o5eO30ui72
 github.com/fvbommel/sortorder v1.0.2 h1:mV4o8B2hKboCdkJm+a7uX/SIpZob4JzUpc5GGnM45eo=
 github.com/fvbommel/sortorder v1.0.2/go.mod h1:uk88iVf1ovNn1iLfgUVU2F9o5eO30ui720w+kxuqRs0=
 github.com/getkin/kin-openapi v0.76.0/go.mod h1:660oXbgy5JFMKreazJaQTw7o+X00qeSyhcnluiMv+Xg=
-github.com/getkin/kin-openapi v0.89.0 h1:p4nagHchUKGn85z/f+pse4aSh50nIBOYjOhMIku2hiA=
-github.com/getkin/kin-openapi v0.89.0/go.mod h1:660oXbgy5JFMKreazJaQTw7o+X00qeSyhcnluiMv+Xg=
-github.com/ghodss/yaml v1.0.0 h1:wQHKEahhL6wmXdzwWG11gIVCkOv05bNOh+Rxn0yngAk=
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
 github.com/go-errors/errors v1.0.1/go.mod h1:f4zRHt4oKfwPJE5k8C9vpYG+aDHdBFUsgrm6/TyX73Q=
 github.com/go-errors/errors v1.4.2 h1:J6MZopCL4uSllY1OfXM374weqZFFItUbrImctkmUxIA=
@@ -294,7 +291,6 @@ github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/
 github.com/google/gofuzz v1.1.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/google/gofuzz v1.2.0 h1:xRy4A+RhZaiKjJ1bPfwQ8sedCA+YS2YcCHW6ec7JMi0=
 github.com/google/gofuzz v1.2.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
-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/google/martian/v3 v3.0.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0=
 github.com/google/martian/v3 v3.1.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0=

cli/mizu/version/versionCheck.go

@@ -10,32 +10,13 @@ import (
 	"strings"
 	"time"
 
-	"github.com/up9inc/mizu/cli/apiserver"
 	"github.com/up9inc/mizu/cli/mizu"
 	"github.com/up9inc/mizu/cli/pkg/version"
 	"github.com/up9inc/mizu/logger"
 
 	"github.com/google/go-github/v37/github"
-	"github.com/up9inc/mizu/cli/uiUtils"
 )
 
-func CheckVersionCompatibility(apiServerProvider *apiserver.Provider) (bool, error) {
-	apiVer, err := apiServerProvider.GetVersion()
-	if err != nil {
-		return false, err
-	}
-
-	if equals, err := version.AreEquals(apiVer, mizu.Ver); err != nil {
-		return false, fmt.Errorf("Failed to check version equality between mizuVer: %s and apiVer: %s, error: %w", mizu.Ver, apiVer, err)
-	} else if !equals {
-		logger.Log.Errorf(uiUtils.Red, fmt.Sprintf("cli version (%s) is not compatible with api version (%s)", mizu.Ver, apiVer))
-		return false, nil
-	}
-
-	logger.Log.Debug("cli version %s is compatible with api version %s", mizu.Ver, apiVer)
-	return true, nil
-}
-
 func CheckNewerVersion(versionChan chan string) {
 	if _, present := os.LookupEnv(mizu.DEVENVVAR); present {
 		versionChan <- ""

cli/resources/createResources.go

@@ -14,14 +14,14 @@ import (
 	core "k8s.io/api/core/v1"
 )
 
-func CreateTapMizuResources(ctx context.Context, kubernetesProvider *kubernetes.Provider, serializedValidationRules string, serializedContract string, serializedMizuConfig string, isNsRestrictedMode bool, mizuResourcesNamespace string, agentImage string, maxEntriesDBSizeBytes int64, apiServerResources shared.Resources, imagePullPolicy core.PullPolicy, logLevel logging.Level, profiler bool) (bool, error) {
+func CreateTapMizuResources(ctx context.Context, kubernetesProvider *kubernetes.Provider, serializedMizuConfig string, isNsRestrictedMode bool, mizuResourcesNamespace string, agentImage string, maxEntriesDBSizeBytes int64, apiServerResources shared.Resources, imagePullPolicy core.PullPolicy, logLevel logging.Level, profiler bool) (bool, error) {
 	if !isNsRestrictedMode {
 		if err := createMizuNamespace(ctx, kubernetesProvider, mizuResourcesNamespace); err != nil {
 			return false, err
 		}
 	}
 
-	if err := createMizuConfigmap(ctx, kubernetesProvider, serializedValidationRules, serializedContract, serializedMizuConfig, mizuResourcesNamespace); err != nil {
+	if err := createMizuConfigmap(ctx, kubernetesProvider, serializedMizuConfig, mizuResourcesNamespace); err != nil {
 		return false, err
 	}
 
@@ -71,8 +71,8 @@ func createMizuNamespace(ctx context.Context, kubernetesProvider *kubernetes.Pro
 	return err
 }
 
-func createMizuConfigmap(ctx context.Context, kubernetesProvider *kubernetes.Provider, serializedValidationRules string, serializedContract string, serializedMizuConfig string, mizuResourcesNamespace string) error {
+func createMizuConfigmap(ctx context.Context, kubernetesProvider *kubernetes.Provider, serializedMizuConfig string, mizuResourcesNamespace string) error {
-	err := kubernetesProvider.CreateConfigMap(ctx, mizuResourcesNamespace, kubernetes.ConfigMapName, serializedValidationRules, serializedContract, serializedMizuConfig)
+	err := kubernetesProvider.CreateConfigMap(ctx, mizuResourcesNamespace, kubernetes.ConfigMapName, serializedMizuConfig)
 	return err
 }
 

cli/telemetry/telemetry.go

@@ -73,11 +73,7 @@ func shouldRunTelemetry() bool {
 		return false
 	}
 
-	if mizu.Branch != "main" && mizu.Branch != "develop" {
+	return mizu.Branch == "main" || mizu.Branch == "develop"
-		return false
-	}
-
-	return true
 }
 
 func sendTelemetry(argsMap map[string]interface{}) error {

devops/install-capstone.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+SUDO=''
+if (( $EUID != 0 )); then
+    SUDO='sudo'
+fi
+
+curl https://github.com/capstone-engine/capstone/releases/download/5.0-rc2/capstone-5.0-rc2.tar.xz -Lo ./capstone.tar.xz \
+ && tar -xf capstone.tar.xz && mv ./capstone-* ./capstone \
+ && cd capstone \
+ && CAPSTONE_ARCHS="aarch64 x86" ./make.sh \
+ && $SUDO ./make.sh install

devops/linux-arm64-musl-go-libpcap-capstone-bpf/Dockerfile

@@ -17,4 +17,14 @@ RUN curl https://www.tcpdump.org/release/libpcap-1.10.1.tar.gz -Lo ./libpcap.tar
 WORKDIR /work/libpcap
 RUN ./configure --host=arm && make \
  && cp /work/libpcap/libpcap.a /usr/xcc/aarch64-linux-musl-cross/lib/gcc/aarch64-linux-musl/*/
+WORKDIR /work
 
+# Build and install Capstone from source
+RUN curl https://github.com/capstone-engine/capstone/releases/download/5.0-rc2/capstone-5.0-rc2.tar.xz -Lo ./capstone.tar.xz \
+ && tar -xf capstone.tar.xz && mv ./capstone-* ./capstone
+WORKDIR /work/capstone
+RUN CAPSTONE_ARCHS="aarch64" CAPSTONE_STATIC=yes ./make.sh \
+&& cp /work/capstone/libcapstone.a /usr/xcc/aarch64-linux-musl-cross/lib/gcc/aarch64-linux-musl/*/
+
+# Install eBPF related dependencies
+RUN apt-get -y install clang llvm libbpf-dev

devops/linux-arm64-musl-go-libpcap-capstone-bpf/build-push.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+set -e
+
+# Build it on x86_64
+docker build . -t up9inc/linux-arm64-musl-go-libpcap-capstone-bpf:capstone-5.0-rc2 && docker push up9inc/linux-arm64-musl-go-libpcap-capstone-bpf:capstone-5.0-rc2

devops/linux-arm64-musl-go-libpcap/build-push.sh

@@ -1,4 +0,0 @@
-#!/bin/bash
-set -e
-
-docker build . -t up9inc/linux-arm64-musl-go-libpcap && docker push up9inc/linux-arm64-musl-go-libpcap

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

@@ -1,5 +1,18 @@
 FROM messense/rust-musl-cross:x86_64-musl AS builder-from-arm64v8-to-amd64
 
+WORKDIR /
+
+# Install eBPF related dependencies
+RUN apt-get update
+RUN apt-get -y install clang llvm libelf-dev pkg-config
+
+# Build and install libbpf from source
+RUN curl https://github.com/libbpf/libbpf/archive/refs/tags/v0.8.0.tar.gz -Lo ./libbpf.tar.gz \
+ && tar -xzf libbpf.tar.gz && mv ./libbpf-* ./libbpf
+WORKDIR /libbpf/src
+RUN make && make install
+WORKDIR /
+
 ENV CROSS_TRIPLE x86_64-unknown-linux-musl
 ENV CROSS_ROOT /usr/local/musl
 
@@ -12,7 +25,6 @@ ENV AS=${CROSS_ROOT}/bin/${CROSS_TRIPLE}-as \
     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 \
@@ -29,3 +41,11 @@ RUN curl https://www.tcpdump.org/release/libpcap-1.10.1.tar.gz -Lo ./libpcap.tar
 WORKDIR /libpcap
 RUN ./configure --host=x86_64 && make \
  && cp /libpcap/libpcap.a /usr/local/musl/lib/gcc/x86_64-unknown-linux-musl/*/
+WORKDIR /
+
+# Build and install Capstone from source
+RUN curl https://github.com/capstone-engine/capstone/releases/download/5.0-rc2/capstone-5.0-rc2.tar.xz -Lo ./capstone.tar.xz \
+ && tar -xf capstone.tar.xz && mv ./capstone-* ./capstone
+WORKDIR /capstone
+RUN CAPSTONE_ARCHS="x86" CAPSTONE_STATIC=yes ./make.sh \
+ && cp /capstone/libcapstone.a /usr/local/musl/lib/gcc/x86_64-unknown-linux-musl/*/

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

@@ -0,0 +1,5 @@
+#!/bin/bash
+set -e
+
+# Build it on arm64
+docker build . -t up9inc/linux-x86_64-musl-go-libpcap-capstone-bpf:capstone-5.0-rc2 && docker push up9inc/linux-x86_64-musl-go-libpcap-capstone-bpf:capstone-5.0-rc2

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

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

performance_analysis/plot_from_tapper_logs.py

@@ -57,7 +57,7 @@ def extract_samples(f: typing.IO) -> typing.Tuple[pd.Series, pd.Series, pd.Serie
         append_sample('"matchedPairs"', line, matched_samples)
         append_sample('"liveTcpStreams"', line, live_samples)
         append_sample('"processedBytes"', line, processed_samples)
-        append_sample('mem', line, heap_samples)
+        append_sample('heap-alloc', line, heap_samples)
         append_sample('goroutines', line, goroutines_samples)
 
     cpu_samples = pd.Series(cpu_samples)

shared/consts.go

@@ -6,8 +6,6 @@ const (
 	NodeNameEnvVar             = "NODE_NAME"
 	ConfigDirPath              = "/app/config/"
 	DataDirPath                = "/app/data/"
-	ValidationRulesFileName    = "validation-rules.yaml"
-	ContractFileName           = "contract-oas.yaml"
 	ConfigFileName             = "mizu-config.json"
 	DefaultApiServerPort       = 8899
 	LogLevelEnvVar             = "LOG_LEVEL"

shared/go.mod

@@ -4,11 +4,9 @@ go 1.17
 
 require (
 	github.com/docker/go-units v0.4.0
-	github.com/golang-jwt/jwt/v4 v4.2.0
 	github.com/op/go-logging v0.0.0-20160315200505-970db520ece7
 	github.com/up9inc/mizu/logger v0.0.0
 	github.com/up9inc/mizu/tap/api v0.0.0
-	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b
 	k8s.io/api v0.23.3
 	k8s.io/apimachinery v0.23.3
 	k8s.io/client-go v0.23.3
@@ -38,11 +36,11 @@ require (
 	github.com/go-openapi/jsonreference v0.19.6 // indirect
 	github.com/go-openapi/swag v0.21.1 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/golang-jwt/jwt/v4 v4.2.0 // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/google/btree v1.0.1 // 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/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
 	github.com/google/uuid v1.3.0 // indirect
 	github.com/googleapis/gnostic v0.5.5 // indirect
@@ -81,6 +79,7 @@ require (
 	google.golang.org/protobuf v1.27.1 // 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/cli-runtime v0.23.3 // indirect
 	k8s.io/component-base v0.23.3 // indirect
 	k8s.io/klog/v2 v2.40.1 // indirect

shared/go.sum

@@ -282,7 +282,6 @@ github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/
 github.com/google/gofuzz v1.1.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/google/gofuzz v1.2.0 h1:xRy4A+RhZaiKjJ1bPfwQ8sedCA+YS2YcCHW6ec7JMi0=
 github.com/google/gofuzz v1.2.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
-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/google/martian/v3 v3.0.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0=
 github.com/google/martian/v3 v3.1.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0=

shared/kubernetes/mizuTapperSyncer.go

@@ -48,6 +48,7 @@ type TapperSyncerConfig struct {
 	MizuServiceAccountExists bool
 	ServiceMesh              bool
 	Tls                      bool
+	MaxLiveStreams           int
 }
 
 func CreateAndStartMizuTapperSyncer(ctx context.Context, kubernetesProvider *Provider, config TapperSyncerConfig, startTime time.Time) (*MizuTapperSyncer, error) {
@@ -337,7 +338,8 @@ func (tapperSyncer *MizuTapperSyncer) updateMizuTappers() error {
 			tapperSyncer.config.MizuApiFilteringOptions,
 			tapperSyncer.config.LogLevel,
 			tapperSyncer.config.ServiceMesh,
-			tapperSyncer.config.Tls); err != nil {
+			tapperSyncer.config.Tls,
+			tapperSyncer.config.MaxLiveStreams); err != nil {
 			return err
 		}
 

shared/kubernetes/provider.go

@@ -10,6 +10,7 @@ import (
 	"net/url"
 	"path/filepath"
 	"regexp"
+	"strconv"
 
 	"github.com/op/go-logging"
 	"github.com/up9inc/mizu/logger"
@@ -382,11 +383,11 @@ func (provider *Provider) GetMizuApiServerPodObject(opts *ApiServerOptions, moun
 			Tolerations: []core.Toleration{
 				{
 					Operator: core.TolerationOpExists,
-					Effect: core.TaintEffectNoExecute,
+					Effect:   core.TaintEffectNoExecute,
 				},
 				{
 					Operator: core.TolerationOpExists,
-					Effect: core.TaintEffectNoSchedule,
+					Effect:   core.TaintEffectNoSchedule,
 				},
 			},
 		},
@@ -684,14 +685,8 @@ func (provider *Provider) handleRemovalError(err error) error {
 	return err
 }
 
-func (provider *Provider) CreateConfigMap(ctx context.Context, namespace string, configMapName string, serializedValidationRules string, serializedContract string, serializedMizuConfig string) error {
+func (provider *Provider) CreateConfigMap(ctx context.Context, namespace string, configMapName string, serializedMizuConfig string) error {
 	configMapData := make(map[string]string)
-	if serializedValidationRules != "" {
-		configMapData[shared.ValidationRulesFileName] = serializedValidationRules
-	}
-	if serializedContract != "" {
-		configMapData[shared.ContractFileName] = serializedContract
-	}
 	configMapData[shared.ConfigFileName] = serializedMizuConfig
 
 	configMap := &core.ConfigMap{
@@ -714,7 +709,7 @@ func (provider *Provider) CreateConfigMap(ctx context.Context, namespace string,
 	return nil
 }
 
-func (provider *Provider) ApplyMizuTapperDaemonSet(ctx context.Context, namespace string, daemonSetName string, podImage string, tapperPodName string, apiServerPodIp string, nodeNames []string, serviceAccountName string, resources shared.Resources, imagePullPolicy core.PullPolicy, mizuApiFilteringOptions api.TrafficFilteringOptions, logLevel logging.Level, serviceMesh bool, tls bool) error {
+func (provider *Provider) ApplyMizuTapperDaemonSet(ctx context.Context, namespace string, daemonSetName string, podImage string, tapperPodName string, apiServerPodIp string, nodeNames []string, serviceAccountName string, resources shared.Resources, imagePullPolicy core.PullPolicy, mizuApiFilteringOptions api.TrafficFilteringOptions, logLevel logging.Level, serviceMesh bool, tls bool, maxLiveStreams int) error {
 	logger.Log.Debugf("Applying %d tapper daemon sets, ns: %s, daemonSetName: %s, podImage: %s, tapperPodName: %s", len(nodeNames), namespace, daemonSetName, podImage, tapperPodName)
 
 	if len(nodeNames) == 0 {
@@ -732,6 +727,7 @@ func (provider *Provider) ApplyMizuTapperDaemonSet(ctx context.Context, namespac
 		"--tap",
 		"--api-server-address", fmt.Sprintf("ws://%s/wsTapper", apiServerPodIp),
 		"--nodefrag",
+		"--max-live-streams", strconv.Itoa(maxLiveStreams),
 	}
 
 	if serviceMesh {

shared/kubernetes/watchEvent.go

@@ -11,11 +11,11 @@ import (
 )
 
 const (
-	EventAdded    watch.EventType = watch.Added
+	EventAdded    = watch.Added
-	EventModified watch.EventType = watch.Modified
+	EventModified = watch.Modified
-	EventDeleted  watch.EventType = watch.Deleted
+	EventDeleted  = watch.Deleted
-	EventBookmark watch.EventType = watch.Bookmark
+	EventBookmark = watch.Bookmark
-	EventError    watch.EventType = watch.Error
+	EventError    = watch.Error
 )
 
 type InvalidObjectType struct {

shared/models.go

@@ -1,13 +1,8 @@
 package shared
 
 import (
-	"io/ioutil"
-	"strings"
-
 	"github.com/op/go-logging"
-	"github.com/up9inc/mizu/logger"
 
-	"gopkg.in/yaml.v3"
 	v1 "k8s.io/api/core/v1"
 )
 
@@ -32,6 +27,11 @@ type Resources struct {
 	MemoryRequests string `yaml:"memory-requests" default:"50Mi"`
 }
 
+type OASConfig struct {
+	Enable        bool `yaml:"enabled" default:"true"`
+	MaxExampleLen int  `yaml:"max-example-len" default:"10240"`
+}
+
 type MizuAgentConfig struct {
 	MaxDBSizeBytes         int64         `json:"maxDBSizeBytes"`
 	InsertionFilter        string        `json:"insertionFilter"`
@@ -42,7 +42,7 @@ type MizuAgentConfig struct {
 	MizuResourcesNamespace string        `json:"mizuResourceNamespace"`
 	AgentDatabasePath      string        `json:"agentDatabasePath"`
 	ServiceMap             bool          `json:"serviceMap"`
-	OAS                    bool          `json:"oas"`
+	OAS                    OASConfig     `json:"oas"`
 	Telemetry              bool          `json:"telemetry"`
 }
 
@@ -50,7 +50,6 @@ type WebSocketMessageMetadata struct {
 	MessageType WebSocketMessageType `json:"messageType,omitempty"`
 }
 
-
 type WebSocketStatusMessage struct {
 	*WebSocketMessageMetadata
 	TappingStatus []TappedPodStatus `json:"tappingStatus"`
@@ -131,83 +130,3 @@ type HealthResponse struct {
 type VersionResponse struct {
 	Ver string `json:"ver"`
 }
-
-type RulesPolicy struct {
-	Rules []RulePolicy `yaml:"rules"`
-}
-
-type RulePolicy struct {
-	Type         string `yaml:"type"`
-	Service      string `yaml:"service"`
-	Path         string `yaml:"path"`
-	Method       string `yaml:"method"`
-	Key          string `yaml:"key"`
-	Value        string `yaml:"value"`
-	ResponseTime int64  `yaml:"response-time"`
-	Name         string `yaml:"name"`
-}
-
-type RulesMatched struct {
-	Matched bool       `json:"matched"`
-	Rule    RulePolicy `json:"rule"`
-}
-
-func (r *RulePolicy) validateType() bool {
-	permitedTypes := []string{"json", "header", "slo"}
-	_, found := Find(permitedTypes, r.Type)
-	if !found {
-		logger.Log.Errorf("Only json, header and slo types are supported on rule definition. This rule will be ignored. rule name: %s", r.Name)
-		found = false
-	}
-	if strings.ToLower(r.Type) == "slo" {
-		if r.ResponseTime <= 0 {
-			logger.Log.Errorf("When rule type is slo, the field response-time should be specified and have a value >= 1. rule name: %s", r.Name)
-			found = false
-		}
-	}
-	return found
-}
-
-func (rules *RulesPolicy) ValidateRulesPolicy() []int {
-	invalidIndex := make([]int, 0)
-	for i := range rules.Rules {
-		validated := rules.Rules[i].validateType()
-		if !validated {
-			invalidIndex = append(invalidIndex, i)
-		}
-	}
-	return invalidIndex
-}
-
-func Find(slice []string, val string) (int, bool) {
-	for i, item := range slice {
-		if item == val {
-			return i, true
-		}
-	}
-	return -1, false
-}
-
-func DecodeEnforcePolicy(path string) (RulesPolicy, error) {
-	content, err := ioutil.ReadFile(path)
-	enforcePolicy := RulesPolicy{}
-	if err != nil {
-		return enforcePolicy, err
-	}
-	err = yaml.Unmarshal([]byte(content), &enforcePolicy)
-	if err != nil {
-		return enforcePolicy, err
-	}
-	invalidIndex := enforcePolicy.ValidateRulesPolicy()
-	var k = 0
-	if len(invalidIndex) != 0 {
-		for i, rule := range enforcePolicy.Rules {
-			if !ContainsInt(invalidIndex, i) {
-				enforcePolicy.Rules[k] = rule
-				k++
-			}
-		}
-		enforcePolicy.Rules = enforcePolicy.Rules[:k]
-	}
-	return enforcePolicy, nil
-}

shared/sliceUtils.go

@@ -10,15 +10,6 @@ func Contains(slice []string, containsValue string) bool {
 	return false
 }
 
-func ContainsInt(slice []int, containsValue int) bool {
-	for _, sliceValue := range slice {
-		if sliceValue == containsValue {
-			return true
-		}
-	}
-	return false
-}
-
 func Unique(slice []string) []string {
 	keys := make(map[string]bool)
 	var list []string

tap/api/api.go

@@ -2,27 +2,16 @@ package api
 
 import (
 	"bufio"
-	"bytes"
-	"encoding/json"
-	"errors"
-	"fmt"
-	"io/ioutil"
 	"net"
-	"net/http"
-	"os"
-	"sort"
 	"sync"
 	"time"
 
-	"github.com/google/martian/har"
-
 	"github.com/up9inc/mizu/tap/dbgctl"
 )
 
-const mizuTestEnvVar = "MIZU_TEST"
+const UnknownNamespace = ""
-const UNKNOWN_NAMESPACE = ""
 
-var UnknownIp net.IP = net.IP{0, 0, 0, 0}
+var UnknownIp = net.IP{0, 0, 0, 0}
 var UnknownPort uint16 = 0
 
 type Protocol struct {
@@ -102,7 +91,6 @@ type OutputChannelItem struct {
 	Timestamp      int64
 	ConnectionInfo *ConnectionInfo
 	Pair           *RequestResponsePair
-	Summary        *BaseEntry
 	Namespace      string
 }
 
@@ -127,6 +115,7 @@ func (p *ReadProgress) Reset() {
 
 type Dissector interface {
 	Register(*Extension)
+	GetProtocols() map[string]*Protocol
 	Ping()
 	Dissect(b *bufio.Reader, reader TcpReader, options *TrafficFilteringOptions) error
 	Analyze(item *OutputChannelItem, resolvedSource string, resolvedDestination string, namespace string) *Entry
@@ -161,69 +150,44 @@ func (e *Emitting) Emit(item *OutputChannelItem) {
 }
 
 type Entry struct {
-	Id                     string                 `json:"id"`
+	Id           string                 `json:"id"`
-	Protocol               Protocol               `json:"proto"`
+	ProtocolId   string                 `json:"protocol"`
-	Capture                Capture                `json:"capture"`
+	Capture      Capture                `json:"capture"`
-	Source                 *TCP                   `json:"src"`
+	Source       *TCP                   `json:"src"`
-	Destination            *TCP                   `json:"dst"`
+	Destination  *TCP                   `json:"dst"`
-	Namespace              string                 `json:"namespace"`
+	Namespace    string                 `json:"namespace"`
-	Outgoing               bool                   `json:"outgoing"`
+	Outgoing     bool                   `json:"outgoing"`
-	Timestamp              int64                  `json:"timestamp"`
+	Timestamp    int64                  `json:"timestamp"`
-	StartTime              time.Time              `json:"startTime"`
+	StartTime    time.Time              `json:"startTime"`
-	Request                map[string]interface{} `json:"request"`
+	Request      map[string]interface{} `json:"request"`
-	Response               map[string]interface{} `json:"response"`
+	Response     map[string]interface{} `json:"response"`
-	RequestSize            int                    `json:"requestSize"`
+	RequestSize  int                    `json:"requestSize"`
-	ResponseSize           int                    `json:"responseSize"`
+	ResponseSize int                    `json:"responseSize"`
-	ElapsedTime            int64                  `json:"elapsedTime"`
+	ElapsedTime  int64                  `json:"elapsedTime"`
-	Rules                  ApplicableRules        `json:"rules,omitempty"`
-	ContractStatus         ContractStatus         `json:"contractStatus,omitempty"`
-	ContractRequestReason  string                 `json:"contractRequestReason,omitempty"`
-	ContractResponseReason string                 `json:"contractResponseReason,omitempty"`
-	ContractContent        string                 `json:"contractContent,omitempty"`
-	HTTPPair               string                 `json:"httpPair,omitempty"`
 }
 
 type EntryWrapper struct {
-	Protocol       Protocol                 `json:"protocol"`
+	Protocol       Protocol   `json:"protocol"`
-	Representation string                   `json:"representation"`
+	Representation string     `json:"representation"`
-	Data           *Entry                   `json:"data"`
+	Data           *Entry     `json:"data"`
-	Base           *BaseEntry               `json:"base"`
+	Base           *BaseEntry `json:"base"`
-	Rules          []map[string]interface{} `json:"rulesMatched,omitempty"`
-	IsRulesEnabled bool                     `json:"isRulesEnabled"`
 }
 
 type BaseEntry struct {
-	Id             string          `json:"id"`
+	Id           string   `json:"id"`
-	Protocol       Protocol        `json:"proto,omitempty"`
+	Protocol     Protocol `json:"proto,omitempty"`
-	Capture        Capture         `json:"capture"`
+	Capture      Capture  `json:"capture"`
-	Summary        string          `json:"summary,omitempty"`
+	Summary      string   `json:"summary,omitempty"`
-	SummaryQuery   string          `json:"summaryQuery,omitempty"`
+	SummaryQuery string   `json:"summaryQuery,omitempty"`
-	Status         int             `json:"status"`
+	Status       int      `json:"status"`
-	StatusQuery    string          `json:"statusQuery"`
+	StatusQuery  string   `json:"statusQuery"`
-	Method         string          `json:"method,omitempty"`
+	Method       string   `json:"method,omitempty"`
-	MethodQuery    string          `json:"methodQuery,omitempty"`
+	MethodQuery  string   `json:"methodQuery,omitempty"`
-	Timestamp      int64           `json:"timestamp,omitempty"`
+	Timestamp    int64    `json:"timestamp,omitempty"`
-	Source         *TCP            `json:"src"`
+	Source       *TCP     `json:"src"`
-	Destination    *TCP            `json:"dst"`
+	Destination  *TCP     `json:"dst"`
-	IsOutgoing     bool            `json:"isOutgoing,omitempty"`
+	IsOutgoing   bool     `json:"isOutgoing,omitempty"`
-	Latency        int64           `json:"latency"`
+	Latency      int64    `json:"latency"`
-	Rules          ApplicableRules `json:"rules,omitempty"`
-	ContractStatus ContractStatus  `json:"contractStatus"`
-}
-
-type ApplicableRules struct {
-	Latency       int64 `json:"latency,omitempty"`
-	Status        bool  `json:"status,omitempty"`
-	NumberOfRules int   `json:"numberOfRules,omitempty"`
-}
-
-type ContractStatus int
-
-type Contract struct {
-	Status         ContractStatus `json:"status"`
-	RequestReason  string         `json:"requestReason"`
-	ResponseReason string         `json:"responseReason"`
-	Content        string         `json:"content"`
 }
 
 const (
@@ -246,170 +210,6 @@ type TableData struct {
 	Selector string      `json:"selector"`
 }
 
-const (
-	TypeHttpRequest = iota
-	TypeHttpResponse
-)
-
-type HTTPPayload struct {
-	Type uint8
-	Data interface{}
-}
-
-type HTTPPayloader interface {
-	MarshalJSON() ([]byte, error)
-}
-
-type HTTPWrapper struct {
-	Method      string               `json:"method"`
-	Url         string               `json:"url"`
-	Details     interface{}          `json:"details"`
-	RawRequest  *HTTPRequestWrapper  `json:"rawRequest"`
-	RawResponse *HTTPResponseWrapper `json:"rawResponse"`
-}
-
-func (h HTTPPayload) MarshalJSON() ([]byte, error) {
-	_, testEnvEnabled := os.LookupEnv(mizuTestEnvVar)
-	switch h.Type {
-	case TypeHttpRequest:
-		harRequest, err := har.NewRequest(h.Data.(*http.Request), true)
-		if err != nil {
-			return nil, errors.New("Failed converting request to HAR")
-		}
-		sort.Slice(harRequest.Headers, func(i, j int) bool {
-			if harRequest.Headers[i].Name < harRequest.Headers[j].Name {
-				return true
-			}
-			if harRequest.Headers[i].Name > harRequest.Headers[j].Name {
-				return false
-			}
-			return harRequest.Headers[i].Value < harRequest.Headers[j].Value
-		})
-		sort.Slice(harRequest.QueryString, func(i, j int) bool {
-			if harRequest.QueryString[i].Name < harRequest.QueryString[j].Name {
-				return true
-			}
-			if harRequest.QueryString[i].Name > harRequest.QueryString[j].Name {
-				return false
-			}
-			return harRequest.QueryString[i].Value < harRequest.QueryString[j].Value
-		})
-		if harRequest.PostData != nil {
-			sort.Slice(harRequest.PostData.Params, func(i, j int) bool {
-				if harRequest.PostData.Params[i].Name < harRequest.PostData.Params[j].Name {
-					return true
-				}
-				if harRequest.PostData.Params[i].Name > harRequest.PostData.Params[j].Name {
-					return false
-				}
-				return harRequest.PostData.Params[i].Value < harRequest.PostData.Params[j].Value
-			})
-		}
-		if testEnvEnabled {
-			harRequest.URL = ""
-		}
-		var reqWrapper *HTTPRequestWrapper
-		if !testEnvEnabled {
-			reqWrapper = &HTTPRequestWrapper{Request: h.Data.(*http.Request)}
-		}
-		return json.Marshal(&HTTPWrapper{
-			Method:     harRequest.Method,
-			Details:    harRequest,
-			RawRequest: reqWrapper,
-		})
-	case TypeHttpResponse:
-		harResponse, err := har.NewResponse(h.Data.(*http.Response), true)
-		if err != nil {
-			return nil, errors.New("Failed converting response to HAR")
-		}
-		sort.Slice(harResponse.Headers, func(i, j int) bool {
-			if harResponse.Headers[i].Name < harResponse.Headers[j].Name {
-				return true
-			}
-			if harResponse.Headers[i].Name > harResponse.Headers[j].Name {
-				return false
-			}
-			return harResponse.Headers[i].Value < harResponse.Headers[j].Value
-		})
-		sort.Slice(harResponse.Cookies, func(i, j int) bool {
-			if harResponse.Cookies[i].Name < harResponse.Cookies[j].Name {
-				return true
-			}
-			if harResponse.Cookies[i].Name > harResponse.Cookies[j].Name {
-				return false
-			}
-			return harResponse.Cookies[i].Value < harResponse.Cookies[j].Value
-		})
-		var resWrapper *HTTPResponseWrapper
-		if !testEnvEnabled {
-			resWrapper = &HTTPResponseWrapper{Response: h.Data.(*http.Response)}
-		}
-		return json.Marshal(&HTTPWrapper{
-			Method:      "",
-			Url:         "",
-			Details:     harResponse,
-			RawResponse: resWrapper,
-		})
-	default:
-		panic(fmt.Sprintf("HTTP payload cannot be marshaled: %v", h.Type))
-	}
-}
-
-type HTTPWrapperTricky struct {
-	Method      string         `json:"method"`
-	Url         string         `json:"url"`
-	Details     interface{}    `json:"details"`
-	RawRequest  *http.Request  `json:"rawRequest"`
-	RawResponse *http.Response `json:"rawResponse"`
-}
-
-type HTTPMessage struct {
-	IsRequest   bool              `json:"isRequest"`
-	CaptureTime time.Time         `json:"captureTime"`
-	Payload     HTTPWrapperTricky `json:"payload"`
-}
-
-type HTTPRequestResponsePair struct {
-	Request  HTTPMessage `json:"request"`
-	Response HTTPMessage `json:"response"`
-}
-
-type HTTPRequestWrapper struct {
-	*http.Request
-}
-
-func (r *HTTPRequestWrapper) MarshalJSON() ([]byte, error) {
-	body, _ := ioutil.ReadAll(r.Request.Body)
-	r.Request.Body = ioutil.NopCloser(bytes.NewBuffer(body))
-	return json.Marshal(&struct { //nolint
-		Body    string `json:"Body,omitempty"`
-		GetBody string `json:"GetBody,omitempty"`
-		Cancel  string `json:"Cancel,omitempty"`
-		*http.Request
-	}{
-		Body:    string(body),
-		Request: r.Request,
-	})
-}
-
-type HTTPResponseWrapper struct {
-	*http.Response
-}
-
-func (r *HTTPResponseWrapper) MarshalJSON() ([]byte, error) {
-	body, _ := ioutil.ReadAll(r.Response.Body)
-	r.Response.Body = ioutil.NopCloser(bytes.NewBuffer(body))
-	return json.Marshal(&struct { //nolint
-		Body    string `json:"Body,omitempty"`
-		GetBody string `json:"GetBody,omitempty"`
-		Cancel  string `json:"Cancel,omitempty"`
-		*http.Response
-	}{
-		Body:     string(body),
-		Response: r.Response,
-	})
-}
-
 type TcpReaderDataMsg interface {
 	GetBytes() []byte
 	GetTimestamp() time.Time

tap/api/go.mod

@@ -2,9 +2,6 @@ module github.com/up9inc/mizu/tap/api
 
 go 1.17
 
-require (
+require github.com/up9inc/mizu/tap/dbgctl v0.0.0
-	github.com/google/martian v2.1.0+incompatible
-	github.com/up9inc/mizu/tap/dbgctl v0.0.0
-)
 
 replace github.com/up9inc/mizu/tap/dbgctl v0.0.0 => ../dbgctl

tap/api/go.sum

@@ -1,2 +0,0 @@
-github.com/google/martian v2.1.0+incompatible h1:/CP5g8u/VJHijgedC/Legn3BAbAaWPgecwXBIDzw5no=
-github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=

tap/api/stats_tracker.go

@@ -16,6 +16,8 @@ type AppStats struct {
 	MatchedPairs                uint64    `json:"matchedPairs"`
 	DroppedTcpStreams           uint64    `json:"droppedTcpStreams"`
 	LiveTcpStreams              uint64    `json:"liveTcpStreams"`
+	IgnoredLastAckCount         uint64    `json:"ignoredLastAckCount"`
+	ThrottledPackets            uint64    `json:"throttledPackets"`
 }
 
 func (as *AppStats) IncMatchedPairs() {
@@ -39,6 +41,14 @@ func (as *AppStats) IncIgnoredPacketsCount() {
 	atomic.AddUint64(&as.IgnoredPacketsCount, 1)
 }
 
+func (as *AppStats) IncIgnoredLastAckCount() {
+	atomic.AddUint64(&as.IgnoredLastAckCount, 1)
+}
+
+func (as *AppStats) IncThrottledPackets() {
+	atomic.AddUint64(&as.ThrottledPackets, 1)
+}
+
 func (as *AppStats) IncReassembledTcpPayloadsCount() {
 	atomic.AddUint64(&as.ReassembledTcpPayloadsCount, 1)
 }
@@ -74,6 +84,8 @@ func (as *AppStats) DumpStats() *AppStats {
 	currentAppStats.TlsConnectionsCount = resetUint64(&as.TlsConnectionsCount)
 	currentAppStats.MatchedPairs = resetUint64(&as.MatchedPairs)
 	currentAppStats.DroppedTcpStreams = resetUint64(&as.DroppedTcpStreams)
+	currentAppStats.IgnoredLastAckCount = resetUint64(&as.IgnoredLastAckCount)
+	currentAppStats.ThrottledPackets = resetUint64(&as.ThrottledPackets)
 	currentAppStats.LiveTcpStreams = as.LiveTcpStreams
 
 	return currentAppStats

tap/cleaner.go

@@ -10,14 +10,11 @@ import (
 )
 
 type CleanerStats struct {
-	flushed int
-	closed  int
 	deleted int
 }
 
 type Cleaner struct {
 	assembler         *reassembly.Assembler
-	assemblerMutex    *sync.Mutex
 	cleanPeriod       time.Duration
 	connectionTimeout time.Duration
 	stats             CleanerStats
@@ -28,11 +25,6 @@ type Cleaner struct {
 func (cl *Cleaner) clean() {
 	startCleanTime := time.Now()
 
-	cl.assemblerMutex.Lock()
-	logger.Log.Debugf("Assembler Stats before cleaning %s", cl.assembler.Dump())
-	flushed, closed := cl.assembler.FlushCloseOlderThan(startCleanTime.Add(-cl.connectionTimeout))
-	cl.assemblerMutex.Unlock()
-
 	cl.streamsMap.Range(func(k, v interface{}) bool {
 		reqResMatchers := v.(api.TcpStream).GetReqResMatchers()
 		for _, reqResMatcher := range reqResMatchers {
@@ -47,8 +39,6 @@ func (cl *Cleaner) clean() {
 
 	cl.statsMutex.Lock()
 	logger.Log.Debugf("Assembler Stats after cleaning %s", cl.assembler.Dump())
-	cl.stats.flushed += flushed
-	cl.stats.closed += closed
 	cl.statsMutex.Unlock()
 }
 
@@ -67,17 +57,12 @@ func (cl *Cleaner) dumpStats() CleanerStats {
 	cl.statsMutex.Lock()
 
 	stats := CleanerStats{
-		flushed: cl.stats.flushed,
-		closed:  cl.stats.closed,
 		deleted: cl.stats.deleted,
 	}
 
-	cl.stats.flushed = 0
-	cl.stats.closed = 0
 	cl.stats.deleted = 0
 
 	cl.statsMutex.Unlock()
-
 	return stats
 }
 

tap/dbgctl/debug_control.go

@@ -5,11 +5,11 @@ import (
 )
 
 var (
-	MizuTapperDisablePcap              bool = os.Getenv("MIZU_DEBUG_DISABLE_PCAP") == "true"
+	MizuTapperDisablePcap              = os.Getenv("MIZU_DEBUG_DISABLE_PCAP") == "true"
-	MizuTapperDisableTcpReassembly     bool = os.Getenv("MIZU_DEBUG_DISABLE_TCP_REASSEMBLY") == "true"
+	MizuTapperDisableTcpReassembly     = os.Getenv("MIZU_DEBUG_DISABLE_TCP_REASSEMBLY") == "true"
-	MizuTapperDisableTcpStream         bool = os.Getenv("MIZU_DEBUG_DISABLE_TCP_STREAM") == "true"
+	MizuTapperDisableTcpStream         = os.Getenv("MIZU_DEBUG_DISABLE_TCP_STREAM") == "true"
-	MizuTapperDisableDissectors        bool = os.Getenv("MIZU_DEBUG_DISABLE_DISSECTORS") == "true"
+	MizuTapperDisableDissectors        = os.Getenv("MIZU_DEBUG_DISABLE_DISSECTORS") == "true"
-	MizuTapperDisableEmitting          bool = os.Getenv("MIZU_DEBUG_DISABLE_EMITTING") == "true"
+	MizuTapperDisableEmitting          = os.Getenv("MIZU_DEBUG_DISABLE_EMITTING") == "true"
-	MizuTapperDisableSending           bool = os.Getenv("MIZU_DEBUG_DISABLE_SENDING") == "true"
+	MizuTapperDisableSending           = os.Getenv("MIZU_DEBUG_DISABLE_SENDING") == "true"
-	MizuTapperDisableNonHttpExtensions bool = os.Getenv("MIZU_DEBUG_DISABLE_NON_HTTP_EXTENSSION") == "true"
+	MizuTapperDisableNonHttpExtensions = os.Getenv("MIZU_DEBUG_DISABLE_NON_HTTP_EXTENSSION") == "true"
 )

tap/extensions/amqp/Makefile

@@ -13,4 +13,4 @@ test-pull-bin:
 
 test-pull-expect:
 	@mkdir -p expect
-	@[ "${skipexpect}" ] && echo "Skipping downloading expected JSONs" || gsutil  -o 'GSUtil:parallel_process_count=5' -o 'GSUtil:parallel_thread_count=5'  -m cp -r gs://static.up9.io/mizu/test-pcap/expect8/amqp/\* expect
+	@[ "${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/expect14/amqp/\* expect

tap/extensions/amqp/go.mod

@@ -9,7 +9,6 @@ require (
 
 require (
 	github.com/davecgh/go-spew v1.1.0 // indirect
-	github.com/google/martian v2.1.0+incompatible // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/up9inc/mizu/tap/dbgctl v0.0.0 // indirect
 	gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c // indirect

tap/extensions/amqp/go.sum

@@ -1,7 +1,5 @@
 github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/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/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=

tap/extensions/amqp/main.go

@@ -12,7 +12,7 @@ import (
 	"github.com/up9inc/mizu/tap/api"
 )
 
-var protocol api.Protocol = api.Protocol{
+var protocol = api.Protocol{
 	Name:            "amqp",
 	LongName:        "Advanced Message Queuing Protocol 0-9-1",
 	Abbreviation:    "AMQP",
@@ -26,12 +26,20 @@ var protocol api.Protocol = api.Protocol{
 	Priority:        1,
 }
 
+var protocolsMap = map[string]*api.Protocol{
+	fmt.Sprintf("%s/%s/%s", protocol.Name, protocol.Version, protocol.Abbreviation): &protocol,
+}
+
 type dissecting string
 
 func (d dissecting) Register(extension *api.Extension) {
 	extension.Protocol = &protocol
 }
 
+func (d dissecting) GetProtocols() map[string]*api.Protocol {
+	return protocolsMap
+}
+
 func (d dissecting) Ping() {
 	log.Printf("pong %s", protocol.Name)
 }
@@ -74,13 +82,13 @@ func (d dissecting) Dissect(b *bufio.Reader, reader api.TcpReader, options *api.
 	var lastMethodFrameMessage Message
 
 	for {
-		frame, err := r.ReadFrame()
+		frameVal, err := r.readFrame()
 		if err == io.EOF {
 			// We must read until we see an EOF... very important!
 			return err
 		}
 
-		switch f := frame.(type) {
+		switch f := frameVal.(type) {
 		case *HeartbeatFrame:
 			// drop
 
@@ -203,7 +211,7 @@ func (d dissecting) Dissect(b *bufio.Reader, reader api.TcpReader, options *api.
 			}
 
 		default:
-			// log.Printf("unexpected frame: %+v", f)
+			// log.Printf("unexpected frameVal: %+v", f)
 		}
 	}
 }
@@ -214,8 +222,8 @@ func (d dissecting) Analyze(item *api.OutputChannelItem, resolvedSource string,
 
 	reqDetails["method"] = request["method"]
 	return &api.Entry{
-		Protocol: protocol,
+		ProtocolId: fmt.Sprintf("%s/%s/%s", protocol.Name, protocol.Version, protocol.Abbreviation),
-		Capture:  item.Capture,
+		Capture:    item.Capture,
 		Source: &api.TCP{
 			Name: resolvedSource,
 			IP:   item.ConnectionInfo.ClientIP,
@@ -276,22 +284,20 @@ func (d dissecting) Summarize(entry *api.Entry) *api.BaseEntry {
 	}
 
 	return &api.BaseEntry{
-		Id:             entry.Id,
+		Id:           entry.Id,
-		Protocol:       entry.Protocol,
+		Protocol:     *protocolsMap[entry.ProtocolId],
-		Capture:        entry.Capture,
+		Capture:      entry.Capture,
-		Summary:        summary,
+		Summary:      summary,
-		SummaryQuery:   summaryQuery,
+		SummaryQuery: summaryQuery,
-		Status:         0,
+		Status:       0,
-		StatusQuery:    "",
+		StatusQuery:  "",
-		Method:         method,
+		Method:       method,
-		MethodQuery:    methodQuery,
+		MethodQuery:  methodQuery,
-		Timestamp:      entry.Timestamp,
+		Timestamp:    entry.Timestamp,
-		Source:         entry.Source,
+		Source:       entry.Source,
-		Destination:    entry.Destination,
+		Destination:  entry.Destination,
-		IsOutgoing:     entry.Outgoing,
+		IsOutgoing:   entry.Outgoing,
-		Latency:        entry.ElapsedTime,
+		Latency:      entry.ElapsedTime,
-		Rules:          entry.Rules,
-		ContractStatus: entry.ContractStatus,
 	}
 }
 
@@ -323,7 +329,7 @@ func (d dissecting) Represent(request map[string]interface{}, response map[strin
 
 func (d dissecting) Macros() map[string]string {
 	return map[string]string{
-		`amqp`: fmt.Sprintf(`proto.name == "%s"`, protocol.Name),
+		`amqp`: fmt.Sprintf(`protocol == "%s/%s/%s"`, protocol.Name, protocol.Version, protocol.Abbreviation),
 	}
 }
 

tap/extensions/amqp/main_test.go

@@ -44,7 +44,7 @@ func TestRegister(t *testing.T) {
 
 func TestMacros(t *testing.T) {
 	expectedMacros := map[string]string{
-		"amqp": `proto.name == "amqp"`,
+		"amqp": `protocol == "amqp/0-9-1/AMQP"`,
 	}
 	dissector := NewDissector()
 	macros := dissector.Macros()

tap/extensions/amqp/read.go

@@ -43,14 +43,14 @@ In realistic implementations where performance is a concern, we would use
 
 “gathering reads” to avoid doing three separate system calls to read a frame.
 */
-func (r *AmqpReader) ReadFrame() (frame frame, err error) {
+func (r *AmqpReader) readFrame() (frame frame, err error) {
 	var scratch [7]byte
 
 	if _, err = io.ReadFull(r.R, scratch[:7]); err != nil {
 		return
 	}
 
-	typ := uint8(scratch[0])
+	typ := scratch[0]
 	channel := binary.BigEndian.Uint16(scratch[1:3])
 	size := binary.BigEndian.Uint32(scratch[3:7])
 
@@ -94,20 +94,20 @@ func (r *AmqpReader) ReadFrame() (frame frame, err error) {
 	return
 }
 
-func readShortstr(r io.Reader) (v string, err error) {
+func readShortStr(r io.Reader) (v string, err error) {
 	var length uint8
 	if err = binary.Read(r, binary.BigEndian, &length); err != nil {
 		return
 	}
 
-	bytes := make([]byte, length)
+	bytesValue := make([]byte, length)
-	if _, err = io.ReadFull(r, bytes); err != nil {
+	if _, err = io.ReadFull(r, bytesValue); err != nil {
 		return
 	}
-	return string(bytes), nil
+	return string(bytesValue), nil
 }
 
-func readLongstr(r io.Reader) (v string, err error) {
+func readLongStr(r io.Reader) (v string, err error) {
 	var length uint32
 	if err = binary.Read(r, binary.BigEndian, &length); err != nil {
 		return
@@ -118,11 +118,11 @@ func readLongstr(r io.Reader) (v string, err error) {
 		return
 	}
 
-	bytes := make([]byte, length)
+	bytesValue := make([]byte, length)
-	if _, err = io.ReadFull(r, bytes); err != nil {
+	if _, err = io.ReadFull(r, bytesValue); err != nil {
 		return
 	}
-	return string(bytes), nil
+	return string(bytesValue), nil
 }
 
 func readDecimal(r io.Reader) (v Decimal, err error) {
@@ -171,7 +171,7 @@ func readField(r io.Reader) (v interface{}, err error) {
 		if err = binary.Read(r, binary.BigEndian, &value); err != nil {
 			return
 		}
-		return (value != 0), nil
+		return value != 0, nil
 
 	case 'b':
 		var value [1]byte
@@ -219,7 +219,7 @@ func readField(r io.Reader) (v interface{}, err error) {
 		return readDecimal(r)
 
 	case 'S':
-		return readLongstr(r)
+		return readLongStr(r)
 
 	case 'A':
 		return readArray(r)
@@ -231,12 +231,12 @@ func readField(r io.Reader) (v interface{}, err error) {
 		return readTable(r)
 
 	case 'x':
-		var len int32
+		var lenVal int32
-		if err = binary.Read(r, binary.BigEndian, &len); err != nil {
+		if err = binary.Read(r, binary.BigEndian, &lenVal); err != nil {
 			return nil, err
 		}
 
-		value := make([]byte, len)
+		value := make([]byte, lenVal)
 		if _, err = io.ReadFull(r, value); err != nil {
 			return nil, err
 		}
@@ -261,7 +261,7 @@ func readTable(r io.Reader) (table Table, err error) {
 	var nested bytes.Buffer
 	var str string
 
-	if str, err = readLongstr(r); err != nil {
+	if str, err = readLongStr(r); err != nil {
 		return
 	}
 
@@ -273,7 +273,7 @@ func readTable(r io.Reader) (table Table, err error) {
 		var key string
 		var value interface{}
 
-		if key, err = readShortstr(&nested); err != nil {
+		if key, err = readShortStr(&nested); err != nil {
 			return
 		}
 
@@ -349,12 +349,12 @@ func (r *AmqpReader) parseHeaderFrame(channel uint16, size uint32) (frame frame,
 	}
 
 	if hasProperty(flags, flagContentType) {
-		if hf.Properties.ContentType, err = readShortstr(r.R); err != nil {
+		if hf.Properties.ContentType, err = readShortStr(r.R); err != nil {
 			return
 		}
 	}
 	if hasProperty(flags, flagContentEncoding) {
-		if hf.Properties.ContentEncoding, err = readShortstr(r.R); err != nil {
+		if hf.Properties.ContentEncoding, err = readShortStr(r.R); err != nil {
 			return
 		}
 	}
@@ -374,22 +374,22 @@ func (r *AmqpReader) parseHeaderFrame(channel uint16, size uint32) (frame frame,
 		}
 	}
 	if hasProperty(flags, flagCorrelationId) {
-		if hf.Properties.CorrelationId, err = readShortstr(r.R); err != nil {
+		if hf.Properties.CorrelationId, err = readShortStr(r.R); err != nil {
 			return
 		}
 	}
 	if hasProperty(flags, flagReplyTo) {
-		if hf.Properties.ReplyTo, err = readShortstr(r.R); err != nil {
+		if hf.Properties.ReplyTo, err = readShortStr(r.R); err != nil {
 			return
 		}
 	}
 	if hasProperty(flags, flagExpiration) {
-		if hf.Properties.Expiration, err = readShortstr(r.R); err != nil {
+		if hf.Properties.Expiration, err = readShortStr(r.R); err != nil {
 			return
 		}
 	}
 	if hasProperty(flags, flagMessageId) {
-		if hf.Properties.MessageId, err = readShortstr(r.R); err != nil {
+		if hf.Properties.MessageId, err = readShortStr(r.R); err != nil {
 			return
 		}
 	}
@@ -399,22 +399,22 @@ func (r *AmqpReader) parseHeaderFrame(channel uint16, size uint32) (frame frame,
 		}
 	}
 	if hasProperty(flags, flagType) {
-		if hf.Properties.Type, err = readShortstr(r.R); err != nil {
+		if hf.Properties.Type, err = readShortStr(r.R); err != nil {
 			return
 		}
 	}
 	if hasProperty(flags, flagUserId) {
-		if hf.Properties.UserId, err = readShortstr(r.R); err != nil {
+		if hf.Properties.UserId, err = readShortStr(r.R); err != nil {
 			return
 		}
 	}
 	if hasProperty(flags, flagAppId) {
-		if hf.Properties.AppId, err = readShortstr(r.R); err != nil {
+		if hf.Properties.AppId, err = readShortStr(r.R); err != nil {
 			return
 		}
 	}
 	if hasProperty(flags, flagReserved1) {
-		if hf.Properties.reserved1, err = readShortstr(r.R); err != nil {
+		if hf.Properties.reserved1, err = readShortStr(r.R); err != nil {
 			return
 		}
 	}
@@ -436,7 +436,7 @@ func (r *AmqpReader) parseBodyFrame(channel uint16, size uint32) (frame frame, e
 	return bf, nil
 }
 
-var errHeartbeatPayload = errors.New("Heartbeats should not have a payload")
+var errHeartbeatPayload = errors.New("heartbeats should not have a payload")
 
 func (r *AmqpReader) parseHeartbeatFrame(channel uint16, size uint32) (frame frame, err error) {
 	hf := &HeartbeatFrame{

tap/extensions/amqp/spec091.go

@@ -70,10 +70,10 @@ func (msg *ConnectionStart) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.Mechanisms, err = readLongstr(r); err != nil {
+	if msg.Mechanisms, err = readLongStr(r); err != nil {
 		return
 	}
-	if msg.Locales, err = readLongstr(r); err != nil {
+	if msg.Locales, err = readLongStr(r); err != nil {
 		return
 	}
 
@@ -93,15 +93,15 @@ func (msg *ConnectionStartOk) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.Mechanism, err = readShortstr(r); err != nil {
+	if msg.Mechanism, err = readShortStr(r); err != nil {
 		return
 	}
 
-	if msg.Response, err = readLongstr(r); err != nil {
+	if msg.Response, err = readLongStr(r); err != nil {
 		return
 	}
 
-	if msg.Locale, err = readShortstr(r); err != nil {
+	if msg.Locale, err = readShortStr(r); err != nil {
 		return
 	}
 
@@ -114,7 +114,7 @@ type connectionSecure struct {
 
 func (msg *connectionSecure) read(r io.Reader) (err error) {
 
-	if msg.Challenge, err = readLongstr(r); err != nil {
+	if msg.Challenge, err = readLongStr(r); err != nil {
 		return
 	}
 
@@ -127,7 +127,7 @@ type connectionSecureOk struct {
 
 func (msg *connectionSecureOk) read(r io.Reader) (err error) {
 
-	if msg.Response, err = readLongstr(r); err != nil {
+	if msg.Response, err = readLongStr(r); err != nil {
 		return
 	}
 
@@ -189,17 +189,17 @@ type connectionOpen struct {
 func (msg *connectionOpen) read(r io.Reader) (err error) {
 	var bits byte
 
-	if msg.VirtualHost, err = readShortstr(r); err != nil {
+	if msg.VirtualHost, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.reserved1, err = readShortstr(r); err != nil {
+	if msg.reserved1, err = readShortStr(r); err != nil {
 		return
 	}
 
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.reserved2 = (bits&(1<<0) > 0)
+	msg.reserved2 = bits&(1<<0) > 0
 
 	return
 }
@@ -210,7 +210,7 @@ type connectionOpenOk struct {
 
 func (msg *connectionOpenOk) read(r io.Reader) (err error) {
 
-	if msg.reserved1, err = readShortstr(r); err != nil {
+	if msg.reserved1, err = readShortStr(r); err != nil {
 		return
 	}
 
@@ -230,7 +230,7 @@ func (msg *ConnectionClose) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.ReplyText, err = readShortstr(r); err != nil {
+	if msg.ReplyText, err = readShortStr(r); err != nil {
 		return
 	}
 
@@ -258,7 +258,7 @@ type connectionBlocked struct {
 
 func (msg *connectionBlocked) read(r io.Reader) (err error) {
 
-	if msg.Reason, err = readShortstr(r); err != nil {
+	if msg.Reason, err = readShortStr(r); err != nil {
 		return
 	}
 
@@ -279,7 +279,7 @@ type channelOpen struct {
 
 func (msg *channelOpen) read(r io.Reader) (err error) {
 
-	if msg.reserved1, err = readShortstr(r); err != nil {
+	if msg.reserved1, err = readShortStr(r); err != nil {
 		return
 	}
 
@@ -292,7 +292,7 @@ type channelOpenOk struct {
 
 func (msg *channelOpenOk) read(r io.Reader) (err error) {
 
-	if msg.reserved1, err = readLongstr(r); err != nil {
+	if msg.reserved1, err = readLongStr(r); err != nil {
 		return
 	}
 
@@ -309,7 +309,7 @@ func (msg *channelFlow) read(r io.Reader) (err error) {
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.Active = (bits&(1<<0) > 0)
+	msg.Active = bits&(1<<0) > 0
 
 	return
 }
@@ -324,7 +324,7 @@ func (msg *channelFlowOk) read(r io.Reader) (err error) {
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.Active = (bits&(1<<0) > 0)
+	msg.Active = bits&(1<<0) > 0
 
 	return
 }
@@ -342,7 +342,7 @@ func (msg *channelClose) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.ReplyText, err = readShortstr(r); err != nil {
+	if msg.ReplyText, err = readShortStr(r); err != nil {
 		return
 	}
 
@@ -383,21 +383,21 @@ func (msg *ExchangeDeclare) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.Exchange, err = readShortstr(r); err != nil {
+	if msg.Exchange, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.Type, err = readShortstr(r); err != nil {
+	if msg.Type, err = readShortStr(r); err != nil {
 		return
 	}
 
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.Passive = (bits&(1<<0) > 0)
+	msg.Passive = bits&(1<<0) > 0
-	msg.Durable = (bits&(1<<1) > 0)
+	msg.Durable = bits&(1<<1) > 0
-	msg.AutoDelete = (bits&(1<<2) > 0)
+	msg.AutoDelete = bits&(1<<2) > 0
-	msg.Internal = (bits&(1<<3) > 0)
+	msg.Internal = bits&(1<<3) > 0
-	msg.NoWait = (bits&(1<<4) > 0)
+	msg.NoWait = bits&(1<<4) > 0
 
 	if msg.Arguments, err = readTable(r); err != nil {
 		return
@@ -428,15 +428,15 @@ func (msg *exchangeDelete) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.Exchange, err = readShortstr(r); err != nil {
+	if msg.Exchange, err = readShortStr(r); err != nil {
 		return
 	}
 
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.IfUnused = (bits&(1<<0) > 0)
+	msg.IfUnused = bits&(1<<0) > 0
-	msg.NoWait = (bits&(1<<1) > 0)
+	msg.NoWait = bits&(1<<1) > 0
 
 	return
 }
@@ -465,20 +465,20 @@ func (msg *exchangeBind) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.Destination, err = readShortstr(r); err != nil {
+	if msg.Destination, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.Source, err = readShortstr(r); err != nil {
+	if msg.Source, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.RoutingKey, err = readShortstr(r); err != nil {
+	if msg.RoutingKey, err = readShortStr(r); err != nil {
 		return
 	}
 
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.NoWait = (bits&(1<<0) > 0)
+	msg.NoWait = bits&(1<<0) > 0
 
 	if msg.Arguments, err = readTable(r); err != nil {
 		return
@@ -511,20 +511,20 @@ func (msg *exchangeUnbind) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.Destination, err = readShortstr(r); err != nil {
+	if msg.Destination, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.Source, err = readShortstr(r); err != nil {
+	if msg.Source, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.RoutingKey, err = readShortstr(r); err != nil {
+	if msg.RoutingKey, err = readShortStr(r); err != nil {
 		return
 	}
 
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.NoWait = (bits&(1<<0) > 0)
+	msg.NoWait = bits&(1<<0) > 0
 
 	if msg.Arguments, err = readTable(r); err != nil {
 		return
@@ -559,18 +559,18 @@ func (msg *QueueDeclare) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.Queue, err = readShortstr(r); err != nil {
+	if msg.Queue, err = readShortStr(r); err != nil {
 		return
 	}
 
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.Passive = (bits&(1<<0) > 0)
+	msg.Passive = bits&(1<<0) > 0
-	msg.Durable = (bits&(1<<1) > 0)
+	msg.Durable = bits&(1<<1) > 0
-	msg.Exclusive = (bits&(1<<2) > 0)
+	msg.Exclusive = bits&(1<<2) > 0
-	msg.AutoDelete = (bits&(1<<3) > 0)
+	msg.AutoDelete = bits&(1<<3) > 0
-	msg.NoWait = (bits&(1<<4) > 0)
+	msg.NoWait = bits&(1<<4) > 0
 
 	if msg.Arguments, err = readTable(r); err != nil {
 		return
@@ -587,7 +587,7 @@ type QueueDeclareOk struct {
 
 func (msg *QueueDeclareOk) read(r io.Reader) (err error) {
 
-	if msg.Queue, err = readShortstr(r); err != nil {
+	if msg.Queue, err = readShortStr(r); err != nil {
 		return
 	}
 
@@ -617,20 +617,20 @@ func (msg *QueueBind) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.Queue, err = readShortstr(r); err != nil {
+	if msg.Queue, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.Exchange, err = readShortstr(r); err != nil {
+	if msg.Exchange, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.RoutingKey, err = readShortstr(r); err != nil {
+	if msg.RoutingKey, err = readShortStr(r); err != nil {
 		return
 	}
 
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.NoWait = (bits&(1<<0) > 0)
+	msg.NoWait = bits&(1<<0) > 0
 
 	if msg.Arguments, err = readTable(r); err != nil {
 		return
@@ -661,13 +661,13 @@ func (msg *queueUnbind) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.Queue, err = readShortstr(r); err != nil {
+	if msg.Queue, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.Exchange, err = readShortstr(r); err != nil {
+	if msg.Exchange, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.RoutingKey, err = readShortstr(r); err != nil {
+	if msg.RoutingKey, err = readShortStr(r); err != nil {
 		return
 	}
 
@@ -699,14 +699,14 @@ func (msg *queuePurge) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.Queue, err = readShortstr(r); err != nil {
+	if msg.Queue, err = readShortStr(r); err != nil {
 		return
 	}
 
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.NoWait = (bits&(1<<0) > 0)
+	msg.NoWait = bits&(1<<0) > 0
 
 	return
 }
@@ -739,16 +739,16 @@ func (msg *queueDelete) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.Queue, err = readShortstr(r); err != nil {
+	if msg.Queue, err = readShortStr(r); err != nil {
 		return
 	}
 
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.IfUnused = (bits&(1<<0) > 0)
+	msg.IfUnused = bits&(1<<0) > 0
-	msg.IfEmpty = (bits&(1<<1) > 0)
+	msg.IfEmpty = bits&(1<<1) > 0
-	msg.NoWait = (bits&(1<<2) > 0)
+	msg.NoWait = bits&(1<<2) > 0
 
 	return
 }
@@ -786,7 +786,7 @@ func (msg *basicQos) read(r io.Reader) (err error) {
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.Global = (bits&(1<<0) > 0)
+	msg.Global = bits&(1<<0) > 0
 
 	return
 }
@@ -817,20 +817,20 @@ func (msg *BasicConsume) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.Queue, err = readShortstr(r); err != nil {
+	if msg.Queue, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.ConsumerTag, err = readShortstr(r); err != nil {
+	if msg.ConsumerTag, err = readShortStr(r); err != nil {
 		return
 	}
 
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.NoLocal = (bits&(1<<0) > 0)
+	msg.NoLocal = bits&(1<<0) > 0
-	msg.NoAck = (bits&(1<<1) > 0)
+	msg.NoAck = bits&(1<<1) > 0
-	msg.Exclusive = (bits&(1<<2) > 0)
+	msg.Exclusive = bits&(1<<2) > 0
-	msg.NoWait = (bits&(1<<3) > 0)
+	msg.NoWait = bits&(1<<3) > 0
 
 	if msg.Arguments, err = readTable(r); err != nil {
 		return
@@ -845,7 +845,7 @@ type BasicConsumeOk struct {
 
 func (msg *BasicConsumeOk) read(r io.Reader) (err error) {
 
-	if msg.ConsumerTag, err = readShortstr(r); err != nil {
+	if msg.ConsumerTag, err = readShortStr(r); err != nil {
 		return
 	}
 
@@ -860,14 +860,14 @@ type basicCancel struct {
 func (msg *basicCancel) read(r io.Reader) (err error) {
 	var bits byte
 
-	if msg.ConsumerTag, err = readShortstr(r); err != nil {
+	if msg.ConsumerTag, err = readShortStr(r); err != nil {
 		return
 	}
 
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.NoWait = (bits&(1<<0) > 0)
+	msg.NoWait = bits&(1<<0) > 0
 
 	return
 }
@@ -878,7 +878,7 @@ type basicCancelOk struct {
 
 func (msg *basicCancelOk) read(r io.Reader) (err error) {
 
-	if msg.ConsumerTag, err = readShortstr(r); err != nil {
+	if msg.ConsumerTag, err = readShortStr(r); err != nil {
 		return
 	}
 
@@ -910,18 +910,18 @@ func (msg *BasicPublish) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.Exchange, err = readShortstr(r); err != nil {
+	if msg.Exchange, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.RoutingKey, err = readShortstr(r); err != nil {
+	if msg.RoutingKey, err = readShortStr(r); err != nil {
 		return
 	}
 
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.Mandatory = (bits&(1<<0) > 0)
+	msg.Mandatory = bits&(1<<0) > 0
-	msg.Immediate = (bits&(1<<1) > 0)
+	msg.Immediate = bits&(1<<1) > 0
 
 	return
 }
@@ -949,13 +949,13 @@ func (msg *basicReturn) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.ReplyText, err = readShortstr(r); err != nil {
+	if msg.ReplyText, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.Exchange, err = readShortstr(r); err != nil {
+	if msg.Exchange, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.RoutingKey, err = readShortstr(r); err != nil {
+	if msg.RoutingKey, err = readShortStr(r); err != nil {
 		return
 	}
 
@@ -983,7 +983,7 @@ func (msg *BasicDeliver) setContent(props Properties, body []byte) {
 func (msg *BasicDeliver) read(r io.Reader) (err error) {
 	var bits byte
 
-	if msg.ConsumerTag, err = readShortstr(r); err != nil {
+	if msg.ConsumerTag, err = readShortStr(r); err != nil {
 		return
 	}
 
@@ -994,12 +994,12 @@ func (msg *BasicDeliver) read(r io.Reader) (err error) {
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.Redelivered = (bits&(1<<0) > 0)
+	msg.Redelivered = bits&(1<<0) > 0
 
-	if msg.Exchange, err = readShortstr(r); err != nil {
+	if msg.Exchange, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.RoutingKey, err = readShortstr(r); err != nil {
+	if msg.RoutingKey, err = readShortStr(r); err != nil {
 		return
 	}
 
@@ -1019,14 +1019,14 @@ func (msg *basicGet) read(r io.Reader) (err error) {
 		return
 	}
 
-	if msg.Queue, err = readShortstr(r); err != nil {
+	if msg.Queue, err = readShortStr(r); err != nil {
 		return
 	}
 
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.NoAck = (bits&(1<<0) > 0)
+	msg.NoAck = bits&(1<<0) > 0
 
 	return
 }
@@ -1059,12 +1059,12 @@ func (msg *basicGetOk) read(r io.Reader) (err error) {
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.Redelivered = (bits&(1<<0) > 0)
+	msg.Redelivered = bits&(1<<0) > 0
 
-	if msg.Exchange, err = readShortstr(r); err != nil {
+	if msg.Exchange, err = readShortStr(r); err != nil {
 		return
 	}
-	if msg.RoutingKey, err = readShortstr(r); err != nil {
+	if msg.RoutingKey, err = readShortStr(r); err != nil {
 		return
 	}
 
@@ -1081,7 +1081,7 @@ type basicGetEmpty struct {
 
 func (msg *basicGetEmpty) read(r io.Reader) (err error) {
 
-	if msg.reserved1, err = readShortstr(r); err != nil {
+	if msg.reserved1, err = readShortStr(r); err != nil {
 		return
 	}
 
@@ -1103,7 +1103,7 @@ func (msg *basicAck) read(r io.Reader) (err error) {
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.Multiple = (bits&(1<<0) > 0)
+	msg.Multiple = bits&(1<<0) > 0
 
 	return
 }
@@ -1123,7 +1123,7 @@ func (msg *basicReject) read(r io.Reader) (err error) {
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.Requeue = (bits&(1<<0) > 0)
+	msg.Requeue = bits&(1<<0) > 0
 
 	return
 }
@@ -1138,7 +1138,7 @@ func (msg *basicRecoverAsync) read(r io.Reader) (err error) {
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.Requeue = (bits&(1<<0) > 0)
+	msg.Requeue = bits&(1<<0) > 0
 
 	return
 }
@@ -1153,7 +1153,7 @@ func (msg *basicRecover) read(r io.Reader) (err error) {
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.Requeue = (bits&(1<<0) > 0)
+	msg.Requeue = bits&(1<<0) > 0
 
 	return
 }
@@ -1182,8 +1182,8 @@ func (msg *basicNack) read(r io.Reader) (err error) {
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.Multiple = (bits&(1<<0) > 0)
+	msg.Multiple = bits&(1<<0) > 0
-	msg.Requeue = (bits&(1<<1) > 0)
+	msg.Requeue = bits&(1<<1) > 0
 
 	return
 }
@@ -1246,7 +1246,7 @@ func (msg *confirmSelect) read(r io.Reader) (err error) {
 	if err = binary.Read(r, binary.BigEndian, &bits); err != nil {
 		return
 	}
-	msg.Nowait = (bits&(1<<0) > 0)
+	msg.Nowait = bits&(1<<0) > 0
 
 	return
 }

tap/extensions/http/Makefile

@@ -13,4 +13,4 @@ test-pull-bin:
 
 test-pull-expect:
 	@mkdir -p expect
-	@[ "${skipexpect}" ] && echo "Skipping downloading expected JSONs" || gsutil  -o 'GSUtil:parallel_process_count=5' -o 'GSUtil:parallel_thread_count=5'  -m cp -r gs://static.up9.io/mizu/test-pcap/expect10/http/\* expect
+	@[ "${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/expect14/http/\* expect

tap/extensions/http/go.mod

@@ -4,6 +4,7 @@ go 1.17
 
 require (
 	github.com/beevik/etree v1.1.0
+	github.com/google/martian v2.1.0+incompatible
 	github.com/mertyildiran/gqlparser/v2 v2.4.6
 	github.com/stretchr/testify v1.7.0
 	github.com/up9inc/mizu/tap/api v0.0.0
@@ -12,7 +13,6 @@ require (
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/google/martian v2.1.0+incompatible // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/up9inc/mizu/tap/dbgctl v0.0.0 // indirect
 	golang.org/x/text v0.3.7 // indirect

tap/extensions/http/handlers.go

@@ -32,7 +32,7 @@ func replaceForwardedFor(item *api.OutputChannelItem) {
 		return
 	}
 
-	request := item.Pair.Request.Payload.(api.HTTPPayload).Data.(*http.Request)
+	request := item.Pair.Request.Payload.(HTTPPayload).Data.(*http.Request)
 
 	forwardedFor := request.Header.Get("X-Forwarded-For")
 	if forwardedFor == "" {

tap/extensions/http/http2_assembler.go

@@ -91,7 +91,7 @@ func (ga *Http2Assembler) readMessage() (streamID uint32, messageHTTP1 interface
 	// Exactly one Framer is used for each half connection.
 	// (Instead of creating a new Framer for each ReadFrame operation)
 	// This is needed in order to decompress the headers,
-	// because the compression context is updated with each requests/response.
+	// because the compression context is updated with each request/response.
 	frame, err := ga.framer.ReadFrame()
 	if err != nil {
 		return