Skip to content

Publish Backend Plugin Manager #1086

Publish Backend Plugin Manager

Publish Backend Plugin Manager #1086

# Copyright 2023 Janus Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
name: Publish Backend Plugin Manager
on:
schedule:
- cron: '20 * * * *' # every hour at 20 minutes
# Allows you to run this workflow manually from the Actions tab
workflow_dispatch:
inputs:
git_ref:
description: Git reference for the upstream repository checkout
type: string
default: 'master'
concurrency:
group: ${{ github.workflow }}
cancel-in-progress: true
env:
SCOPE: '@janus-idp'
jobs:
build:
# build the backend plugin manager in the backstage/backstage GitHub repository
# and publish it to the NPMJS repository @janus-idp organization,
# with changed scope and version
name: Publish Backend Plugin Manager
runs-on: ubuntu-latest
steps:
- name: Set GitHub Ref to checkout
id: get_checkout_ref
run: |
if [[ ${{ github.event_name == 'workflow_dispatch' }} == true ]]; then
GIT_REF=${{ inputs.git_ref }}
else
GIT_REF=master
fi
echo "GIT_REF=$GIT_REF" >> $GITHUB_OUTPUT
- name: Checkout from master
if: steps.get_checkout_ref.outputs.GIT_REF == 'master'
uses: actions/checkout@v4
with:
repository: backstage/backstage
ref: master
# fetch all history, but only for the current ref
fetch-depth: 2147483647
fetch-tags: false
- name: Checkout from a git ref
if: steps.get_checkout_ref.outputs.GIT_REF != 'master'
uses: actions/checkout@v4
with:
repository: backstage/backstage
ref: '${{ steps.get_checkout_ref.outputs.GIT_REF }}'
- name: Get sha of the latest backend-plugin-manager commit
id: get_commit_sha
run: |
if [[ ${{ steps.get_checkout_ref.outputs.GIT_REF }} == "master" ]]; then
echo "COMMIT_ID=$(git rev-list --max-count=1 HEAD -- packages/backend-plugin-manager)" >> "$GITHUB_OUTPUT"
else
echo "COMMIT_ID=$(git rev-list --max-count=1 HEAD)" >> "$GITHUB_OUTPUT"
fi
echo "GH Output: " && cat $GITHUB_OUTPUT
- name: Test if commit is already published
id: test_commit_already_published
env:
COMMIT_ID: ${{ steps.get_commit_sha.outputs.COMMIT_ID }}
NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
run: |
echo //registry.npmjs.org/:_authToken=${NPM_TOKEN} > .npmrc
if [ "_$(npm dist-tag ls $SCOPE/backend-plugin-manager | grep -e ^$COMMIT_ID || echo '')" != "_" ]; then ALREADY_PUSHED="true"; else ALREADY_PUSHED="false"; fi
echo "ALREADY_PUSHED=$ALREADY_PUSHED" >> "$GITHUB_OUTPUT"
echo "GH Output: " && cat $GITHUB_OUTPUT
- name: Setup Node.js
uses: actions/setup-node@v3
if: steps.test_commit_already_published.outputs.ALREADY_PUSHED == 'false'
env:
FORCE_COLOR: 0
with:
node-version: 18
cache: 'yarn'
- name: Get the version of the backend-plugin-manager package
id: get_package_version
run: |
echo "PACKAGE_VERSION=$(node -p "require('./packages/backend-plugin-manager/package.json').version")" >> "$GITHUB_OUTPUT"
echo "GH Output: " && cat $GITHUB_OUTPUT
- name: Get the last version of the backend-plugin-manager package pushed to the NPMJS repository
id: get_last_pushed_version
run: |
echo "LAST_PUSHED_VERSION=$(npm view $SCOPE/backend-plugin-manager version)" >> "$GITHUB_OUTPUT"
echo "GH Output: " && cat $GITHUB_OUTPUT
- name: Get new version to push
id: get_new_version_to_push
if: steps.test_commit_already_published.outputs.ALREADY_PUSHED == 'false'
env:
COMMIT_VERSION: ${{ steps.get_package_version.outputs.PACKAGE_VERSION }}
LAST_PUSHED_VERSION: ${{ steps.get_last_pushed_version.outputs.LAST_PUSHED_VERSION }}
run: |
#
# The new version to push to NPMS is calculated as follows:
#
# upstream version: 0.0.0, already pushed version: none => new version: 0.0.1-janus.0
# upstream version: 0.0.0, already pushed version: 0.0.1-janus.0 => new version: 0.0.1-janus.1
# upstream version: 0.0.1-next.0, already pushed version: 0.0.1-janus.1 => new version: 0.0.1-janus.2
# upstream version: 0.0.1-next.1, already pushed version: 0.0.1-janus.2 => new version: 0.0.1-janus.3
# upstream version: 0.0.1, already pushed version: 0.0.1-janus.3 => new version: 0.0.2-janus.0
# upstream version: 0.0.2-next.0, already pushed version: 0.0.2-janus.0 => new version: 0.0.2-janus.1
# etc ...
#
# Parse the semantic version of the upstream `backend-plugin-manager`
COMMIT_MAJOR=$(echo $COMMIT_VERSION | cut -d. -f1)
COMMIT_MINOR=$(echo $COMMIT_VERSION | cut -d. -f2)
COMMIT_PATCH=$(echo $COMMIT_VERSION | cut -d. -f3 | cut -d- -f1)
if [ "$COMMIT_MAJOR.$COMMIT_MINOR.$COMMIT_PATCH" == "$COMMIT_VERSION" ]; then
COMMIT_PRERELEASE=""
else
COMMIT_PRERELEASE=$(echo $COMMIT_VERSION | cut -d- -f2)
fi
# If there is a pre-release part, then the effective last released version is the previous one
if [ -n "$COMMIT_PRERELEASE" ]; then
COMMIT_PATCH=$((COMMIT_PATCH-1))
fi
# The PATCH part of the version pushed to NPMJS will always contain a pre-release part
# => increment it
PATCH=$((COMMIT_PATCH+1))
# If the last pushed version is not empty, set it to a default value, and then parse it
if [ -z "$LAST_PUSHED_VERSION" ]; then
LAST_PUSHED_VERSION=$COMMIT_MAJOR.$COMMIT_MINOR.$PATCH-janus.0
fi
LAST_PUSHED_MAJOR=$(echo $LAST_PUSHED_VERSION | cut -d. -f1)
LAST_PUSHED_MINOR=$(echo $LAST_PUSHED_VERSION | cut -d. -f2)
LAST_PUSHED_PATCH=$(echo $LAST_PUSHED_VERSION | cut -d. -f3 | cut -d- -f1)
LAST_PUSHED_PRERELEASE_WITHOUT_NUMBER=$(echo $LAST_PUSHED_VERSION | cut -d- -f2 | cut -d. -f1)
LAST_PUSHED_PRERELEASE_NUMBER=$(echo $LAST_PUSHED_VERSION | cut -d- -f2 | cut -d. -f2)
# if base version (without pre-release part) is the same for upstream package and pushed NPM package,
# then just increment the pre-release number,
# otherwise, use the base version of the upstream package, and reset the `.janus.` pre-release number to 0.
if [ "$COMMIT_MAJOR.$COMMIT_MINOR.$PATCH" == "$LAST_PUSHED_MAJOR.$LAST_PUSHED_MINOR.$LAST_PUSHED_PATCH" ]; then
PRERELEASE="janus.$((LAST_PUSHED_PRERELEASE_NUMBER+1))"
else
PRERELEASE="janus.0"
fi
echo "VERSION=$COMMIT_MAJOR.$COMMIT_MINOR.$PATCH-$PRERELEASE" >> "$GITHUB_OUTPUT"
echo "GH Output: " && cat $GITHUB_OUTPUT
- name: Update BackendPluginManager package.json with changed scope and version, and make it public
if: steps.test_commit_already_published.outputs.ALREADY_PUSHED == 'false'
env:
VERSION: ${{ steps.get_new_version_to_push.outputs.VERSION }}
run: |
sed -i "s/\"version\": \".*\"/\"version\": \"$VERSION\"/" packages/backend-plugin-manager/package.json
sed -i "s/\"name\": \"@backstage\/backend-plugin-manager\"/\"name\": \"$SCOPE\/backend-plugin-manager\"/" packages/backend-plugin-manager/package.json
sed -i "s/\"private\": true/\"private\": false/" packages/backend-plugin-manager/package.json
echo "Package.JSON:" && cat packages/backend-plugin-manager/package.json
- name: Install Dependencies
env:
YARN_ENABLE_IMMUTABLE_INSTALLS: 'false'
if: steps.test_commit_already_published.outputs.ALREADY_PUSHED == 'false'
run: yarn install
- name: Build the backend-plugin-manager package
if: steps.test_commit_already_published.outputs.ALREADY_PUSHED == 'false'
env:
NODE_OPTIONS: '--max-old-space-size=4096'
run: |
yarn tsc
yarn workspace $SCOPE/backend-plugin-manager build
- name: Publish to NPM with the tag as the commit sha
if: steps.test_commit_already_published.outputs.ALREADY_PUSHED == 'false'
env:
NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
COMMIT_ID: ${{ steps.get_commit_sha.outputs.COMMIT_ID }}
VERSION: ${{ steps.get_new_version_to_push.outputs.VERSION }}
run: |
yarn config set 'npmAuthToken' "$NPM_TOKEN"
yarn workspace $SCOPE/backend-plugin-manager npm publish --access public --tag latest
yarn npm tag add $SCOPE/backend-plugin-manager@$VERSION $COMMIT_ID
- name: Tag the package with backstage release tag if is a release commit
if:
steps.test_commit_already_published.outputs.ALREADY_PUSHED == 'false' &&
startsWith(steps.get_checkout_ref.outputs.GIT_REF, 'v')
env:
NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
GIT_REF: ${{ steps.get_checkout_ref.outputs.GIT_REF }}
VERSION: ${{ steps.get_new_version_to_push.outputs.VERSION }}
run: |
yarn config set 'npmAuthToken' "$NPM_TOKEN"
yarn npm tag add $SCOPE/backend-plugin-manager@$VERSION $GIT_REF