Merge pull request #13 from gimlet-io/release-automation

Release automation

.github/workflows/release.yml

@@ -0,0 +1,94 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    steps:
+  
+    - name: Checkout main
+      uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+    
+    - name: Extract tag version
+      id: versioning
+      run: |
+        tag=${GITHUB_REF/refs\/tags\//}
+        tag=${tag#v}
+        echo ::set-output name=tag_version::$tag
+
+    - name: Extract chart version
+      id: chart_version
+      run: |
+        CHART_VERSION=$(cat charts/onechart/Chart.yaml | grep version:)
+        CHART_VERSION=${CHART_VERSION#version: }
+        echo $CHART_VERSION
+        echo ::set-output name=chart_version::$CHART_VERSION
+
+    - name: Ensure tag and chart version matches
+      run: |
+        echo "Run ${{ steps.versioning.outputs.VERSION }}"
+        echo "${{ steps.chart_version.outputs.CHART_VERSION }}"
+        echo "$TAG_VERSION"
+        echo "$CHART_VERSION"
+        if [ "$TAG_VERSION" != "$CHART_VERSION" ]
+        then
+            echo "Tag version does not match chart version"
+            exit 1
+        fi
+      env:
+        TAG_VERSION: ${{ steps.versioning.outputs.tag_version }}
+        CHART_VERSION: ${{ steps.chart_version.outputs.chart_version }}
+
+    - name: Create Release
+      id: create_release
+      uses: actions/create-release@v1
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      with:
+        tag_name: ${{ github.ref }}
+        release_name: Release ${{ github.ref }}
+        draft: false
+        prerelease: false
+
+    - name: Publishing to the Helm repository
+      run: |
+        git config --global user.email "action@github.com"
+        git config --global user.name "Github Action"
+        git checkout release-automation
+
+        make package
+
+        git add .
+        git commit -m "Publishing $TAG_VERSION to the Helm repository"
+        git push origin release-automation
+      env:
+        TAG_VERSION: ${{ steps.versioning.outputs.tag_version }}
+
+    - name: Preparing the next release version
+      run: |
+        git config --global user.email "action@github.com"
+        git config --global user.name "Github Action"
+        git checkout release-automation
+
+        without_major_version=${CHART_VERSION#*.}
+        without_patch_version=${without_major_version%.*}
+        increased_minor_version=$(($without_patch_version + 1))
+        major_version=${CHART_VERSION%%.*}
+        increased_version="$major_version.$increased_minor_version.0"
+        echo "The new version will be $increased_version"
+
+        sed -i "s/version: $CHART_VERSION/version: $increased_version/" charts/onechart/Chart.yaml
+
+        git status
+        git add .
+        git commit -m "The next release version will be $increased_version"
+        git push origin release-automation
+      env:
+        CHART_VERSION: ${{ steps.chart_version.outputs.chart_version }}

README.md

@@ -73,3 +73,5 @@ TODO: move it to the Makefile
 `make all` to test and package the Helm chart.
 The chart archives are put under `docs/` together with the Helm repository manifest (index.yaml)
 It is then served with Github Pages on https://chart.onechart.dev
+
+Github Actions is used to automate the make calls on git tag events.

charts/onechart/Chart.yaml

@@ -15,4 +15,4 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 0.18.0
+version: 0.19.0