Publish multi-arch images with goreleaser (#509)

##### ISSUE TYPE - Feature Pull Request ##### SUMMARY - Switch to goreleaser for building and publishing release - Set BotKube version with build args - Use docker manifest to build multi-arch image - Update CI pipeline to build and push image using goreleaser Fixes #504 ``` $ docker manifest inspect ghcr.io/prasadg193/botkube:latest { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.list.v2+json", "manifests": [ { "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "size": 1370, "digest": "sha256:64d94709256eb85452afa06aa15574724266fa6b82b70654ff6b03c467d5a5e4", "platform": { "architecture": "amd64", "os": "linux" } }, { "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "size": 1160, "digest": "sha256:525d79e629637fd1ae3530223fa380aea26ed299a1fd9ae2787721f4cc33dad5", "platform": { "architecture": "amd64", "os": "linux" } }, { "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "size": 1160, "digest": "sha256:ef72bc09078929c8aed1161f86c2c86523f6fac664094a034c737ffd582f3ea7", "platform": { "architecture": "arm64", "os": "linux" } }, { "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "size": 1160, "digest": "sha256:990cd2c6b522a3a69ba73ee83ed0ae306102369f02d09891de8fbfd024d37e87", "platform": { "architecture": "arm", "os": "linux", "variant": "v7" } } ] } ```
kubeshop · Aug 19, 2021 · f349853 · f349853
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diff --git a/.github/workflows/artifacts.yml b/.github/workflows/artifacts.yml
@@ -0,0 +1,49 @@
+name: build-artifacts
+on:
+  push:
+    branches:
+      - develop
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    env:
+      GO111MODULE: on
+      GOPATH: /home/runner/work/botkube
+      GOBIN: /home/runner/work/botkube/bin
+      DOCKER_CLI_EXPERIMENTAL: "enabled"
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+    - name: Setup Go
+      uses: actions/setup-go@v2
+      with:
+        go-version: 1.16
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v1
+    - name: Docker Login
+      uses: docker/login-action@v1
+      with:
+        registry: ghcr.io
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+    - name: Run GoReleaser
+      run: make release_snapshot
+    - name: Install Helm
+      uses: azure/setup-helm@v1
+      with:
+        version: v3.4.0
+    - name: Update and publish helm chart
+      run: |
+        cd ..
+        git config --global user.email "botkube-ci@infracloud.io"
+        git config --global user.name "BotKube CI"
+        git clone https://github.com/infracloudio/charts.git
+        cd charts
+        git fetch
+        git branch
+        git pull origin gh-pages
+        helm package --app-version v9.99.9-dev --version v9.99.9-dev ${{ github.workspace }}/helm/botkube/
+        helm repo index --url https://infracloudio.github.io/charts --merge index.yaml .
+        git add .
+        git commit -m "Update BotKube latest helm chart"
+        git push https://${{ secrets.GH_TOKEN }}@github.com/infracloudio/charts.git
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -11,9 +11,9 @@ jobs:
       GOBIN: /home/runner/work/botkube/bin
     steps:
     - name: Checkout
-      uses: actions/checkout@v1
+      uses: actions/checkout@v2
     - name: Setup Go
-      uses: actions/setup-go@v1
+      uses: actions/setup-go@v2
       with:
         go-version: 1.16
     - name: Install golint
@@ -32,33 +32,10 @@ jobs:
       run: |
         make test
         make
-    - name: Build container image
-      run: make container-image
-    - name: Push docker images
-      if: success() &&  github.event_name  == 'push'  && endsWith(github.ref ,'develop')
-      run: |
-        docker login ghcr.io -u ${{ github.actor }} -p ${{ secrets.GITHUB_TOKEN }}
-        docker push ghcr.io/infracloudio/botkube:latest
-    - name: Install helm
-      if: success() &&  github.event_name  == 'push'  && endsWith(github.ref ,'develop')
+    - name: Install Helm
+      uses: azure/setup-helm@v1
+      with:
+        version: v3.4.0
+    - name: Run helm lint
       run: |
-        curl https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3 > get_helm.sh
-        chmod +x get_helm.sh
-        ./get_helm.sh
         helm lint helm/botkube
-    - name: Update and publish helm chart
-      if: success() &&  github.event_name  == 'push'  && endsWith(github.ref ,'develop')
-      run: |
-        cd ..
-        git config --global user.email "botkube-ci@infracloud.io"
-        git config --global user.name "BotKube CI"
-        git clone https://github.com/infracloudio/charts.git
-        cd charts
-        git fetch
-        git branch
-        git pull origin gh-pages
-        helm package --app-version v9.99.9-dev --version v9.99.9-dev ${{ github.workspace }}/helm/botkube/
-        helm repo index --url https://infracloudio.github.io/charts --merge index.yaml .
-        git add .
-        git commit -m "Update BotKube latest helm chart"
-        git push https://${{ secrets.GH_TOKEN }}@github.com/infracloudio/charts.git
diff --git a/.gitignore b/.gitignore
@@ -15,3 +15,7 @@
 vendor/
 /.idea/
 /botkube
+/dist
+
+# Tags
+tags
diff --git a/.goreleaser.yml b/.goreleaser.yml
@@ -0,0 +1,58 @@
+before:
+  hooks:
+    - go mod download
+builds:
+- id: botkube
+  binary: botkube
+  main: cmd/botkube/main.go
+  ldflags: &ldflags
+  - -s -w
+    -X github.com/infracloudio/botkube/pkg/version.Version={{ .Tag }}
+    -X github.com/infracloudio/botkube/pkg/version.GitCommitID={{ .Commit }}
+    -X github.com/infracloudio/botkube/pkg/version.BuildDate={{ .Date }}
+  env:
+  - CGO_ENABLED=0
+  goos:
+    - linux
+  goarch:
+    - amd64
+    - arm
+    - arm64
+  goarm:
+    - 7
+snapshot:
+  name_template: "{{ .Tag }}"
+changelog:
+  skip: true
+dockers:
+- image_templates:
+  - 'ghcr.io/infracloudio/botkube:{{ .Tag }}-amd64'
+  use: buildx
+  dockerfile: 'build/Dockerfile'
+  build_flag_templates:
+  - "--platform=linux/amd64"
+  - "--build-arg=botkube_version={{ .Tag }}"
+- image_templates:
+  - 'ghcr.io/infracloudio/botkube:{{ .Tag }}-arm64'
+  use: buildx
+  goarch: arm64
+  dockerfile: 'build/Dockerfile'
+  build_flag_templates:
+  - "--platform=linux/arm64"
+  - "--build-arg=botkube_version={{ .Tag }}"
+- image_templates:
+  - 'ghcr.io/infracloudio/botkube:{{ .Tag }}-armv7'
+  use: buildx
+  goarch: arm
+  goarm: 7
+  dockerfile: 'build/Dockerfile'
+  build_flag_templates:
+  - "--platform=linux/arm"
+  - "--build-arg=botkube_version={{ .Tag }}"
+
+docker_manifests:
+- name_template: ghcr.io/infracloudio/botkube:{{ .Tag }}
+  image_templates:
+  - ghcr.io/infracloudio/botkube:{{ .Tag }}-amd64
+  - ghcr.io/infracloudio/botkube:{{ .Tag }}-arm64
+  - ghcr.io/infracloudio/botkube:{{ .Tag }}-armv7
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -33,7 +33,7 @@ Now you can build and run BotKube by one of the following ways
    ```sh
    $ make build
    $ make container-image
-   $ docker tag infracloudio/botkube:latest <your_account>/botkube:latest
+   $ docker tag infracloudio/botkube:latest-amd64 <your_account>/botkube:latest
    $ docker push <your_account>/botkube:latest
    ```
    Where `<your_account>` is Docker hub account to which you can push the image

diff --git a/Makefile b/Makefile
@@ -2,16 +2,16 @@ IMAGE_REPO=ghcr.io/infracloudio/botkube
 TAG=$(shell cut -d'=' -f2- .release)
 
 .DEFAULT_GOAL := build
-.PHONY: release git-tag check-git-status build container-image pre-build tag-image publish test system-check
+.PHONY: release git-tag check-git-status build pre-build publish test system-check
 
 # Show this help.
 help:
 	@awk '/^#/{c=substr($$0,3);next}c&&/^[[:alpha:]][[:alnum:]_-]+:/{print substr($$1,1,index($$1,":")),c}1{c=0}' $(MAKEFILE_LIST) | column -s: -t
 
 # Docker Tasks
 # Make a release
-release: check-git-status test container-image tag-image publish git-tag
-	@echo "Successfully releeased version $(TAG)"
+release: check-git-status test git-tag gorelease
+	@echo "Successfully released version $(TAG)"
 
 # Create a git tag
 git-tag:
@@ -42,9 +42,18 @@ build: pre-build
 # Build the image
 container-image: pre-build
 	@echo "Building docker image"
-	@docker build --build-arg GOOS_VAL=$(shell go env GOOS) --build-arg GOARCH_VAL=$(shell go env GOARCH) -t $(IMAGE_REPO) -f build/Dockerfile --no-cache .
+	@./hack/goreleaser.sh build
 	@echo "Docker image build successfully"
 
+# Publish release using goreleaser
+gorelease:
+	@echo "Publishing release with goreleaser"
+	@./hack/goreleaser.sh release
+
+# Build project and push dev images with latest tag
+release-snapshot:
+	@./hack/goreleaser.sh release_snapshot
+
 # system checks
 system-check:
 	@echo "Checking system information"
@@ -60,18 +69,6 @@ system-check:
 # Pre-build checks
 pre-build: system-check
 
-# Tag images
-tag-image:
-	@echo 'Tagging image'
-	@docker tag $(IMAGE_REPO) $(IMAGE_REPO):$(TAG)
-
-# Docker push image
-publish:
-	@echo "Pushing docker image to repository"
-	@docker login
-	@docker push $(IMAGE_REPO):$(TAG)
-	@docker push $(IMAGE_REPO):latest
-
 # Create KIND cluster
 create-kind: system-check
 	@./hack/kind-cluster.sh create-kind

diff --git a/build/Dockerfile b/build/Dockerfile
@@ -17,44 +17,23 @@
 # IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
-# Development image
-FROM golang:1.16-alpine3.12 AS BUILD-ENV
-
-ARG GOOS_VAL 
-ARG GOARCH_VAL
-
-# Add git curl and gcc
-RUN apk update && apk add git curl build-base 
-
-WORKDIR /app
-
-# Download dependencies
-COPY go.mod go.sum ./
-RUN go mod download
-
-# Copy source
-COPY . .
-
-# Build binary
-RUN GOOS=${GOOS_VAL} GOARCH=${GOARCH_VAL} go build -o /go/bin/botkube ./cmd/botkube 
-
-# Install kubectl binary
-RUN apk add --no-cache ca-certificates git \
-    && wget -q https://storage.googleapis.com/kubernetes-release/release/`curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt`/bin/linux/amd64/kubectl -O /usr/local/bin/kubectl \
-    && chmod +x /usr/local/bin/kubectl
-
-# Production image
 FROM alpine:3.12
+ARG botkube_version="dev"
+LABEL name="botkube" \
+    version="${botkube_version}" \
+    release="${botkube_version}" \
+    summary="BotKube is a messaging bot for monitoring and debugging Kubernetes clusters" \
+    maintainer="Prasad Ghangal<prasad.ghangal@gmail.com>" \
+    description="BotKube is a messaging bot for monitoring and debugging Kubernetes clusters"
+
+COPY botkube /usr/local/bin/botkube
+COPY --from=bitnami/kubectl /opt/bitnami/kubectl/bin/kubectl /usr/local/bin/kubectl
 
 # Create Non Privileged user
-RUN addgroup --gid 101 botkube && \
-    adduser -S --uid 101 --ingroup botkube botkube
+RUN addgroup --gid 1001 botkube && \
+    adduser -S --uid 1001 --ingroup botkube botkube
 
 # Run as Non Privileged user
 USER botkube
 
-COPY --from=BUILD-ENV /go/bin/botkube /go/bin/botkube
-COPY --from=BUILD-ENV /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
-COPY --from=BUILD-ENV /usr/local/bin/kubectl /usr/local/bin/kubectl
-
-ENTRYPOINT /go/bin/botkube
+ENTRYPOINT /usr/local/bin/botkube
diff --git a/deploy-all-in-one-tls.yaml b/deploy-all-in-one-tls.yaml
@@ -380,9 +380,6 @@ spec:
             # set one of the log levels- info, warn, debug, error, fatal, panic
             - name: LOG_LEVEL
               value: "info"
-            # set BotKube release version
-            - name: BOTKUBE_VERSION
-              value: v0.12.1
       volumes:
         - name: config-volume
           projected:

diff --git a/deploy-all-in-one.yaml b/deploy-all-in-one.yaml
@@ -368,9 +368,6 @@ spec:
             # set one of the log levels- info, warn, debug, error, fatal, panic
             - name: LOG_LEVEL
               value: "info"
-            # set BotKube release version
-            - name: BOTKUBE_VERSION
-              value: v0.12.1
       volumes:
         - name: config-volume
           projected: