initial commit

.github/dependabot.yml

@@ -0,0 +1,15 @@
+---
+version: 2
+updates:
+  - package-ecosystem: "gomod"
+    directory: "/"
+    schedule:
+      interval: "daily"
+  - package-ecosystem: "docker"
+    directory: "/"
+    schedule:
+      interval: "daily"
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"

.github/workflows/integration.yaml

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+name: Integration
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup go
+        uses: actions/setup-go@v2.1.3
+        with:
+          go-version: '1.16.x'
+      - name: Vet
+        run: make vet
+      - name: Test
+        run: make coverage
+
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup go
+        uses: actions/setup-go@v2.1.3
+        with:
+          go-version: '1.16.x'
+      - name: Build
+        run: make build
+
+  docker:
+    name: Docker
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Docker
+        run: make docker

.github/workflows/quality.yaml

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+name: Quality
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  golangci:
+    name: GolangCI
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: GolangCI
+        uses: golangci/golangci-lint-action@v2.5.1
+        with:
+          version: v1.31

.github/workflows/release.yaml

@@ -0,0 +1,71 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - '*'
+
+jobs:
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup go
+        uses: actions/setup-go@v2.1.3
+        with:
+          go-version: '1.16.x'
+      - name: Create release artifacts
+        run: make release
+        env:
+          GOPATH: ${{ github.workspace }}/go
+      - name: Create Github Release
+        id: create_release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: ${{ github.ref }}
+          draft: false
+          prerelease: false
+      - name: Upload release artifacts (Mac OS amd64)
+        id: upload-release-asset-mac
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ steps.create_release.outputs.upload_url }}
+          asset_path: build/prometheus-etherpad-exporter-darwin-amd64
+          asset_name: prometheus-etherpad-exporter-darwin-amd64
+          asset_content_type: application/octet-stream
+      - name: Upload release artifacts (FreeBSD amd64)
+        id: upload-release-asset-freebsd
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ steps.create_release.outputs.upload_url }}
+          asset_path: build/prometheus-etherpad-exporter-freebsd-amd64
+          asset_name: prometheus-etherpad-exporter-freebsd-amd64
+          asset_content_type: application/octet-stream
+      - name: Upload release artifacts (Linux amd64)
+        id: upload-release-asset-linux
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ steps.create_release.outputs.upload_url }}
+          asset_path: build/prometheus-etherpad-exporter-linux-amd64
+          asset_name: prometheus-etherpad-exporter-linux-amd64
+          asset_content_type: application/octet-stream
+      - name: Upload release artifacts (shasums)
+        id: upload-release-asset-sha512sums
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ steps.create_release.outputs.upload_url }}
+          asset_path: build/sha512sums.txt
+          asset_name: sha512sums.txt
+          asset_content_type: application/octet-stream

.gitignore

@@ -0,0 +1 @@
+build

.golangci.yml

@@ -0,0 +1,3 @@
+---
+run:
+  tests: false

Dockerfile

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+FROM golang:1.16.2-alpine as builder
+
+WORKDIR /go/src/github.com/systemli/prometheus-etherpad-exporter
+
+ENV USER=appuser
+ENV UID=10001
+
+RUN adduser \
+    --disabled-password \
+    --gecos "" \
+    --home "/nonexistent" \
+    --shell "/sbin/nologin" \
+    --no-create-home \
+    --uid "${UID}" \
+    "${USER}"
+
+ADD . /go/src/github.com/systemli/prometheus-etherpad-exporter
+RUN go get -d -v && \
+    go mod download && \
+    go mod verify && \
+    CGO_ENABLED=0 go build -ldflags="-w -s" -o /prometheus-etherpad-exporter
+
+
+FROM scratch
+
+COPY --from=builder /etc/passwd /etc/passwd
+COPY --from=builder /etc/group /etc/group
+COPY --from=builder /prometheus-etherpad-exporter /prometheus-etherpad-exporter
+
+USER appuser:appuser
+
+EXPOSE 9011
+
+ENTRYPOINT ["/prometheus-etherpad-exporter"]