Add Docker container

Related to issue #100.

Author: hansmi

.github/workflows/ci.yaml

@@ -5,13 +5,14 @@ on:
   pull_request:
   push:
 
-permissions:
-  contents: read
+permissions: {}
 
 jobs:
   test:
     uses: hansmi/ghactions-go-test-workflow/.github/workflows/[email protected]
     with:
       runs-on: ubuntu-latest
+    permissions:
+      contents: read
 
 # vim: set sw=2 sts=2 et :

.github/workflows/release.yaml

@@ -10,6 +10,8 @@ permissions: {}
 jobs:
   release:
     uses: hansmi/ghactions-goreleaser-workflow/.github/workflows/[email protected]
+    with:
+      qemu-enabled: true
     permissions:
       contents: write
       packages: write

.goreleaser.yml

@@ -55,6 +55,50 @@ archives:
       - LICENSE
       - README.md
 
+dockers:
+  - use: buildx
+    goos: linux
+    goarch: amd64
+    dockerfile: contrib/Dockerfile.goreleaser
+    extra_files: &docker_extra_files
+      - LICENSE
+      - README.md
+    image_templates:
+      - ghcr.io/hansmi/prometheus-lvm-exporter:{{.Tag}}-amd64
+    build_flag_templates:
+      - --pull
+      - --platform=linux/amd64
+      - --label=org.opencontainers.image.created={{.Date}}
+      - --label=org.opencontainers.image.name={{.ProjectName}}
+      - --label=org.opencontainers.image.revision={{.FullCommit}}
+      - --label=org.opencontainers.image.version={{.Version}}
+      - --label=org.opencontainers.image.source={{.GitURL}}
+  - use: buildx
+    goos: linux
+    goarch: arm64
+    dockerfile: contrib/Dockerfile.goreleaser
+    extra_files: *docker_extra_files
+    image_templates:
+      - ghcr.io/hansmi/prometheus-lvm-exporter:{{.Tag}}-arm64
+    build_flag_templates:
+      - --pull
+      - --platform=linux/arm64
+      - --label=org.opencontainers.image.created={{.Date}}
+      - --label=org.opencontainers.image.name={{.ProjectName}}
+      - --label=org.opencontainers.image.revision={{.FullCommit}}
+      - --label=org.opencontainers.image.version={{.Version}}
+      - --label=org.opencontainers.image.source={{.GitURL}}
+
+docker_manifests:
+  - name_template: ghcr.io/hansmi/prometheus-lvm-exporter:{{.Tag}}
+    image_templates: &docker_manifest_image_templates
+      - ghcr.io/hansmi/prometheus-lvm-exporter:{{.Tag}}-amd64
+      - ghcr.io/hansmi/prometheus-lvm-exporter:{{.Tag}}-arm64
+  - name_template: ghcr.io/hansmi/prometheus-lvm-exporter:v{{.Major}}
+    image_templates: *docker_manifest_image_templates
+  - name_template: ghcr.io/hansmi/prometheus-lvm-exporter:latest
+    image_templates: *docker_manifest_image_templates
+
 changelog:
   groups:
     - title: Dependencies

contrib/Dockerfile.goreleaser

@@ -0,0 +1,15 @@
+FROM docker.io/library/alpine:latest
+
+RUN apk add --no-cache lvm2
+
+LABEL org.opencontainers.image.licenses=BSD-3-Clause
+LABEL org.opencontainers.image.description="Prometheus exporter for LVM metrics"
+
+WORKDIR /
+
+COPY LICENSE README.md /
+COPY prometheus-lvm-exporter /
+
+ENTRYPOINT ["/prometheus-lvm-exporter", "--command=/sbin/lvm", "--no-legacy-info-labels"]
+
+# vim: set ft=dockerfile :

contrib/build-all

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+set -e -u -o pipefail
+
+package=github.com/hansmi/prometheus-lvm-exporter
+docker_gid=$(getent group docker | cut -d: -f3)
+
+docker run --rm \
+  --user "$(id -u):$(id -g)" --group-add="$docker_gid" \
+  --env HOME=/tmp \
+  -v "${PWD}:/go/src/${package}" \
+  -v /var/run/docker.sock:/var/run/docker.sock \
+  -w "/go/src/${package}" \
+  goreleaser/goreleaser:latest release --snapshot --clean --skip=publish
+
+# vim: set sw=2 sts=2 et :