Merge pull request #3 from NicoWK/master

Add docker image to the exporter

.github/workflows/build_and_test.yml

@@ -1,6 +1,9 @@
 name: Build, Test and Release Binaries
 on:
-  push:
+  push
+permissions:
+  contents: write
+  packages: write
 
 jobs:
   build:
@@ -23,7 +26,12 @@ jobs:
     steps:
       - name: Checkout Repository
         uses: actions/checkout@v3
-
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
       - name: Setup Go
         uses: actions/setup-go@v3
         with:

.goreleaser.yml

@@ -20,7 +20,16 @@ builds:
       - linux
     goarch:
       - amd64
-
+dockers:
+  - ids:
+      - prometheus-libvirt-exporter
+    image_templates:
+      - ghcr.io/inovex/{{ .ProjectName }}:{{ .Version }}
+    goos: linux
+    goarch: amd64
+    dockerfile: goreleaser.dockerfile
+    build_flag_templates:
+      - "--build-arg=BINARY_NAME={{ .ProjectName }}"
 #Configuration for building packages for apk, deb and rpm package managers
 nfpms:
   - id: "prometheus-libvirt-exporter"

Dockerfile

@@ -0,0 +1,17 @@
+FROM golang:1.21 as builder
+WORKDIR /app
+
+# Requirements/Dependencies
+COPY go.mod go.sum ./
+RUN go mod download
+
+# Build
+COPY . .
+RUN CGO_ENABLED=0 GOOS=linux go build -o prometheus-libvirt-exporter
+
+FROM scratch
+COPY --from=builder app/prometheus-libvirt-exporter usr/bin/prometheus-libvirt-exporter
+# Default listen on port 9177
+EXPOSE 9177
+# Start
+CMD ["usr/bin/prometheus-libvirt-exporter"]

goreleaser.dockerfile

@@ -0,0 +1,3 @@
+FROM scratch
+COPY prometheus-libvirt-exporter /prometheus-libvirt-exporter 
+ENTRYPOINT ["/prometheus-libvirt-exporter"]