Merge pull request #23 from navilg/21-k8senv-build-a-docker-image-for…

…-k8senv-to-use-make-it-usable-in-any-cicd-pipeline

Docker image for k8senv

.github/workflows/release.yml

@@ -158,3 +158,33 @@ jobs:
             k8senv-linux-arm64
             CHECKSUM
           generate_release_notes: true
+
+  docker-push:
+    name: docker-push
+    needs: [test-linux]
+    runs-on: ubuntu-latest
+    steps:
+      - name: 🛎️ Checkout
+        uses: actions/checkout@v3
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      - name: Login to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Genarate Tag
+        run: |
+          #!/usr/bin/env bash
+          tag=$(echo "${{ github.ref }}" | rev | cut -d "/" -f 1 | rev)
+          echo "TAGID=$tag" >> "$GITHUB_OUTPUT"
+        id: generate-tag
+      - name: Build and push
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64,linux/arm/v7
+          push: true
+          tags: ${{ secrets.DOCKERHUB_USERNAME }}/k8senv:latest,${{ secrets.DOCKERHUB_USERNAME }}/k8senv:${{ steps.generate-tag.outputs.TAGID }}

Dockerfile

@@ -0,0 +1,25 @@
+FROM golang:1.20.3-alpine3.17 as build
+ARG OS
+ARG ARCH
+WORKDIR /build
+COPY . .
+RUN apk add git
+RUN go mod download && \
+    CGO_ENABLED=0 go build -o k8senv
+
+FROM alpine:3.17
+ARG VERSION
+ARG user=k8senv
+ARG group=k8senv
+ARG uid=1000
+ARG gid=1000
+USER root
+WORKDIR /app
+COPY --from=build /build/k8senv /app/.k8senv/bin/k8senv
+RUN apk update && apk --no-cache add bash vim && addgroup -g ${gid} ${group} && adduser -h /app -u ${uid} -G ${group} -s /bin/bash -D ${user}
+RUN chown -R k8senv:k8senv /app/.k8senv && chmod -R u+rx /app/.k8senv
+USER k8senv
+ENV PATH="/app/.k8senv/bin:$PATH"
+VOLUME /app/.k8senv/
+ENTRYPOINT [ "k8senv"]
+CMD ["help"]

container_image_build.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+
+# Docker image
+
+version=$(go run main.go version | cut -d " " -f 2 | jq .K8senv | tr -d "\"")
+docker buildx create --name dockerxbuilder --use --bootstrap
+
+if [ "$1" == "push" ]; then
+    docker buildx build --push --platform linux/amd64,linux/arm64,linux/arm/v7 --tag linuxshots/k8senv:$version .
+    docker buildx build --push --platform linux/amd64,linux/arm64,linux/arm/v7 --tag linuxshots/k8senv .
+else
+    docker buildx build --platform linux/amd64,linux/arm64,linux/arm/v7 --tag linuxshots/k8senv:$version .
+    docker buildx build --platform linux/amd64,linux/arm64,linux/arm/v7 --tag linuxshots/k8senv .
+fi