new(CI): build and push docker images when releasing a new version

Signed-off-by: Aldo Lacuku <[email protected]>

Author: alacuku

.github/workflows/docker-image.yaml

@@ -0,0 +1,48 @@
+name: docker-image
+
+on:
+  push:
+    branches: [main]
+  workflow_call:
+
+jobs:
+  docker-image:
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b #v3.0.2
+        with:
+          fetch-depth: 0
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@e81a89b1732b9c48d79cd809d8d81d79c4647a18 #v2.1.0
+
+      - name: Set up Docker Buildx
+        id: Buildx
+        uses: docker/setup-buildx-action@8c0edbc76e98fa90f69d9a2c020dcb50019dc325 #v2.2.1
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@f4ef78c080cd8ba55a85445d5b36e214a81df20a #v2.1.0
+        with:
+          username: ${{ secrets.DOCKERHUB_USER }}
+          password: ${{ secrets.DOCKERHUB_SECRET }}
+      
+      - name: Docker Meta
+        id: meta_falcoctl
+        uses: docker/metadata-action@57396166ad8aefe6098280995947635806a0e6ea #v4.1.1
+        with:
+          # list of Docker images to use as base name for tags
+          images: |
+            docker.io/falcosecurity/falcoctl
+          tags: |
+            type=ref,event=branch
+            type=semver,pattern={{ version }}
+
+      - name: Build and push 
+        uses: docker/build-push-action@c56af957549030174b10d6867f20e78cfd7debc5 #v3.2.0
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: ${{ steps.meta_falcoctl.outputs.tags }}
+          file: ./build/Dockerfile

.github/workflows/release.yaml

@@ -34,3 +34,6 @@ jobs:
           args: release --rm-dist
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+  docker-image:
+    uses: ./.github/workflows/docker-image.yaml
+    secrets: inherit

.goreleaser.yml

@@ -40,6 +40,7 @@ snapshot:
 release:
   github:
   prerelease: auto
+  mode: replace
 
 changelog:
   use: github

Makefile

@@ -7,6 +7,7 @@ GOBIN=$(shell go env GOBIN)
 endif
 
 GO ?= go
+DOCKER ?= docker
 
 # version settings
 RELEASE?=$(shell git rev-parse --short HEAD)
@@ -68,3 +69,6 @@ endif
 # "--new-from-rev REV Show only new issues created after git revision REV"
 lint: golangci-lint
 	$(GOLANGCILINT) run --new-from-rev main
+
+docker:
+	$(DOCKER) build -f ./build/Dockerfile .

build/Dockerfile

@@ -19,4 +19,4 @@ ARG BIN_NAME="falcoctl"
 COPY --from=builder /tmp/builder/${BIN_NAME} /usr/bin/${BIN_NAME}
 RUN ln -s /usr/bin/${BIN_NAME} /usr/bin/falcoctl-bin
 
-ENTRYPOINT [ "/usr/bin/falcoctl-bin" ]
+ENTRYPOINT [ "/usr/bin/falcoctl-bin" ]