From 948152744993de85cc8b585f22186c038d6e96e3 Mon Sep 17 00:00:00 2001
From: Sebastian Wick <sebastian.wick@redhat.com>
Date: Tue, 8 Oct 2024 20:41:26 +0200
Subject: [PATCH] ci: Automate releases

---
 .github/workflows/release.yml | 101 ++++++++++++++++++++++++++++++++++
 RELEASE_HOWTO.md              |  26 +++------
 2 files changed, 108 insertions(+), 19 deletions(-)
 create mode 100644 .github/workflows/release.yml

diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 000000000..d8f97ba16
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,101 @@
+name: Release new version
+
+on:
+  workflow_dispatch:
+    inputs:
+      version:
+        description: "Release version (MAJOR.MINOR.PATCH, default: extracted from NEWS)"
+      preRelease:
+        description: "Is this a pre-release? (true/false, default: true if release version minor number is odd)"
+      dryRun:
+        description: "Dry Run (true/false, default: true)"
+        default: true
+
+jobs:
+  build-container:
+    uses: ./.github/workflows/container.yml
+    permissions:
+      packages: write
+
+  release:
+    name: Build and publish a release
+    runs-on: ubuntu-latest
+    needs: build-container
+    permissions:
+      contents: write
+
+    container:
+      image: ${{ needs.build-container.outputs.image }}
+      options: ${{ needs.build-container.outputs.image_options }}
+
+    steps:
+      - name: Configure git user
+        run: |
+          git config --global user.name "github-actions[bot]"
+          git config --global user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git config --global --add safe.directory $GITHUB_WORKSPACE
+
+      - name: Checkout the repository
+        uses: actions/checkout@v4
+
+      - name: Update translation files
+        if: ${{ !fromJSON(github.event.inputs.dryRun) }}
+        run: |
+          meson setup . _build
+          meson compile -C _build/ xdg-desktop-portal-update-po
+          git add po/*po
+          git commit -m "Update po files"
+          git push
+          git clean -fxd
+
+      - name: Build xdg-desktop-portal
+        if: ${{ !fromJSON(github.event.inputs.dryRun) }}
+        run: |
+          meson setup . _build
+          meson dist -C _build
+
+      - name: Extract release information
+        env:
+          releaseVersion: ${{ github.event.inputs.version }}
+          preRelease: ${{ github.event.inputs.preRelease }}
+        run: |
+          # Extract the release version
+          if [ -z $releaseVersion ]; then
+            releaseVersion=`perl -0777nE 'print $& if /(?<=Changes in ).*/' NEWS`
+          fi
+          echo "releaseVersion=$releaseVersion" | tee -a $GITHUB_ENV
+
+          # Extract the changelog
+          {
+            echo "releaseChangelog<<EOF"
+            perl -0777nE 'print $& if /(?<=\n\n).*?(?=\n\n)/sg' NEWS
+            echo "\nEOF"
+          } | tee -a $GITHUB_ENV
+
+          # Check if version is a pre-release
+          if [ -z $preRelease ]; then
+            preRelease=$((`echo $releaseVersion | cut -d '.' -f2` % 2))
+          fi
+          {
+            echo -n "preRelease="
+            if [ $preRelease = 1 ] || [ $preRelease = "true" ]; then
+              echo "true";
+            else
+              echo "false";
+            fi
+          } | tee -a $GITHUB_ENV
+
+      - name: Tag release
+        if: ${{ !fromJSON(github.event.inputs.dryRun) }}
+        run: |
+          git tag $releaseVersion
+          git push --tags
+
+      - name: Create release
+        if: ${{ !fromJSON(github.event.inputs.dryRun) }}
+        uses: ncipollo/release-action@v1.14.0
+        with:
+          tag: ${{ env.releaseVersion }}
+          body: ${{ env.releaseChangelog }}
+          prerelease: ${{ env.preRelease }}
+          artifacts: _build/meson-dist/*
diff --git a/RELEASE_HOWTO.md b/RELEASE_HOWTO.md
index 167baca8a..cfe4cecb8 100644
--- a/RELEASE_HOWTO.md
+++ b/RELEASE_HOWTO.md
@@ -1,21 +1,9 @@
 # Steps for doing a xdg-desktop-portal release
 
- - git clean -fxd
- - meson setup . _build && meson compile -C _build/ xdg-desktop-portal-update-po
- - git add po/*po &&  git commit -m "Update po files"
- - git clean -fxd
- - add content to NEWS
- - git commit -m <version>
- - git push origin main
- - meson setup . _build -Ddocbook-docs=enabled 
- - meson dist -C _build
- - git tag <version>
- - git push origin refs/tags/<version>
- - upload tarball to github as release
- - edit release, copy NEWS section in
- - update portal api docs in the gh-pages branch
- - bump version in meson.build
- - git commit -m "Post-release version bump"
- - git push origin main
- - Update SECURITY.md if this is a new stable release
- - Update .github/ISSUE_TEMPLATE/bug-report.yml if this is a new stable release
+- Make sure the version in `meson.build` is correct
+- Add your changelog to the `NEWS` file
+- Run the "Release new version" GitHub Action
+  - The options are taken from the last `NEWS` entry by default, you may override them if needed
+- Bump version in `meson.build`
+- Update `SECURITY.md` if this is a new stable release
+- Update `.github/ISSUE_TEMPLATE/bug-report.yml` if this is a new stable release