Generate Github actions CI pipeline

- add custom Dockerfile
- use GitHub actions env vars as docker build args
- remove .gh from Makefile and Dockerfile in destination project

.github/actions/docker/Dockerfile

@@ -1,17 +1,15 @@
 FROM docker:stable
 
 LABEL "name"="Docker tag and push action"
-LABEL "maintainer"="Stefan Prodan <support@gweave.works>"
+LABEL "maintainer"="Stefan Prodan <support@weave.works>"
 LABEL "version"="1.0.0"
 
-LABEL "com.github.actions.icon"="terminal"
-LABEL "com.github.actions.color"="gray-dark"
+LABEL "com.github.actions.icon"="package"
+LABEL "com.github.actions.color"="green"
 LABEL "com.github.actions.name"="Docker Publish"
 LABEL "com.github.actions.description"="This is an Action to run docker tag and push commands."
 
-RUN apk update \
-  && apk add --no-cache ca-certificates bash git curl \
-  && (apk info | xargs -n1 -I{} apk --quiet add {}-doc); true \
+RUN apk add --no-cache ca-certificates bash git curl \
   && rm -rf /var/cache/apk/*
 
 COPY entrypoint.sh /entrypoint.sh

.github/actions/docker/entrypoint.sh

@@ -4,8 +4,6 @@ set -o errexit
 set -o nounset
 set -o pipefail
 
-echo "Starting tag and push for image ${DOCKER_IMAGE} release ${GITHUB_REF}"
-
 DOCKER_TAG="latest"
 if [[ "${GITHUB_REF}" == "refs/tags"* ]]; then
     DOCKER_TAG=$(echo ${GITHUB_REF} | rev | cut -d/ -f1 | rev)
@@ -13,7 +11,14 @@ else
     DOCKER_TAG=$(echo ${GITHUB_REF} | rev | cut -d/ -f1 | rev)-$(echo ${GITHUB_SHA} | head -c7)
 fi
 
-docker tag app ${DOCKER_IMAGE}:${DOCKER_TAG}
-docker push ${DOCKER_IMAGE}:${DOCKER_TAG}
+if [[ "$1" == "build" ]]; then
+   docker build -t ${DOCKER_IMAGE}:${DOCKER_TAG} \
+   --build-arg REPOSITORY=${GITHUB_REPOSITORY} \
+   --build-arg SHA=${GITHUB_SHA} -f $2 .
+fi
+
+if [[ "$1" == "push" ]]; then
+   docker push ${DOCKER_IMAGE}:${DOCKER_TAG}
+fi
 
 echo "Docker image pushed to ${DOCKER_IMAGE}:${DOCKER_TAG}"

.github/actions/golang/Dockerfile

@@ -1,11 +1,11 @@
 FROM golang:1.10
 
 LABEL "name"="golang tools action"
-LABEL "maintainer"="Stefan Prodan <support@gweave.works>"
+LABEL "maintainer"="Stefan Prodan <support@weave.works>"
 LABEL "version"="1.0.0"
 
 LABEL "com.github.actions.icon"="code"
-LABEL "com.github.actions.color"="gray-dark"
+LABEL "com.github.actions.color"="green-dark"
 LABEL "com.github.actions.name"="Go Tools"
 LABEL "com.github.actions.description"="This is an Action to run go and dep commands."
 

.github/actions/golang/entrypoint.sh

@@ -10,7 +10,7 @@ APP_DIR="/go/src/github.com/${GITHUB_REPOSITORY}/"
 mkdir -p ${APP_DIR} && cp -r ./ ${APP_DIR} && cd ${APP_DIR}
 
 if [[ "$1" == "fmt" ]]; then
-    echo "Running gofmt"
+    echo "Running go fmt"
     files=$(gofmt -l $(find . -type f -name '*.go' -not -path "./vendor/*") 2>&1)
     if [ "$files" ]; then
       echo "These files did not pass the gofmt check:"
@@ -21,6 +21,6 @@ fi
 
 if [[ "$1" == "test" ]]; then
     echo "Running go test"
-    go test $(go list ./... | grep -v /vendor/) -cover
+    go test $(go list ./... | grep -v /vendor/) -race -coverprofile=coverage.txt -covermode=atomic
+    cat coverage.txt
 fi
-

.github/main.workflow

@@ -1,6 +1,6 @@
 workflow "Publish container" {
   on = "push"
-  resolves = ["Docker tag and push"]
+  resolves = ["Push"]
 }
 
 action "Lint" {
@@ -16,18 +16,20 @@ action "Test" {
 
 action "Build" {
   needs = ["Test"]
-  uses = "actions/docker/cli@master"
-  args = "build -t app -f Dockerfile.ci ."
+  uses = "./.github/actions/docker"
+  secrets = ["DOCKER_IMAGE"]
+  args = ["build", "Dockerfile.gh"]
 }
 
-action "Docker login" {
+action "Login" {
   needs = ["Build"]
   uses = "actions/docker/login@master"
   secrets = ["DOCKER_USERNAME", "DOCKER_PASSWORD"]
 }
 
-action "Docker tag and push" {
-  needs = ["Docker login"]
+action "Push" {
+  needs = ["Login"]
   uses = "./.github/actions/docker"
   secrets = ["DOCKER_IMAGE"]
+  args = "push"
 }