Automatically release obs-installer binaries with incremental semve…

…r autotagging. (#319)

Automatic release semver obs-installer binary

.github/workflows/release.yaml

@@ -0,0 +1,49 @@
+name: Release
+on:
+  push:
+    branches:
+      - main
+
+env:
+  golang-version: "1.19"
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+        # https://github.com/PaulHatch/semantic-version
+      - id: semver
+        uses: paulhatch/semantic-version@v4
+        with:
+          # The prefix to use to identify tags
+          tag_prefix: "v"
+          # A string which, if present in a git commit, indicates that a change represents a
+          # major (breaking) change, supports regular expressions wrapped with '/'
+          major_pattern: "(MAJOR)"
+          # Same as above except indicating a minor change, supports regular expressions wrapped with '/'
+          minor_pattern: "(MINOR)"
+          # A string to determine the format of the version output
+          format: "${major}.${minor}.${patch}-prerelease${increment}"
+          # Optional path to check for changes. If any changes are detected in the path the
+          # 'changed' output will true. Enter multiple paths separated by spaces.
+          change_path: "installer/"
+          # If this is set to true, *every* commit will be treated as a new version.
+          bump_each_commit: false
+      - uses: actions/setup-go@v2
+        if: ${{steps.semver.outputs.changed}}
+        with:
+          go-version: ${{ env.golang-version }}
+      - name: Build artifacts
+        if: ${{steps.semver.outputs.changed}}
+        run: VERSION=${{steps.semver.outputs.version_tag}} ./hack/build-obs-installer.sh
+        # https://github.com/softprops/action-gh-release
+      - uses: softprops/action-gh-release@v1
+        if: ${{steps.semver.outputs.changed}}
+        with:
+          tag_name: ${{steps.semver.outputs.version_tag}}
+          generate_release_notes: true
+          fail_on_unmatched_files: true
+          files: ./installer/*.tar.gz

.gitignore

@@ -13,3 +13,5 @@ diff
 !monitoring-satellite/manifests/probers/*
 !monitoring-satellite/manifests/kube-prometheus-rules/*
 !monitoring-satellite/manifests/crds/*
+
+*.tar.gz

hack/build-obs-installer.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+# shellcheck disable=SC2034
+
+set -euo pipefail
+
+SCRIPT_PATH=$(realpath "$(dirname "$0")")
+PROJECT_ROOT=$(realpath "${SCRIPT_PATH}/../")
+
+INSTALLER_DIR="${PROJECT_ROOT}/installer"
+BINARY_NAME="obs-installer"
+
+if [ -z ${VERSION+x} ]; then
+  echo "Must supply VERSION"
+fi
+
+pushd "${INSTALLER_DIR}"
+
+for GOOS in darwin linux; do
+  for GOARCH in arm64 amd64; do
+    export GOOS=$GOOS
+    export GOARCH=$GOARCH
+
+    RELEASE_NAME="${BINARY_NAME}_${VERSION}_${GOOS}_${GOARCH}.tar.gz"
+    echo "Building ${RELEASE_NAME}"
+
+    go build -o ${BINARY_NAME} .
+    tar cf "${RELEASE_NAME}" ${BINARY_NAME}
+    rm "${BINARY_NAME}"
+  done
+done
+
+popd