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Merge pull request #33 from YunoHost-Apps/add-autoupdater
Add auto-updater
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tituspijean
GitHub
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2 changed files with 164 additions and 0 deletions
114
.github/workflows/updater.sh
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114
.github/workflows/updater.sh
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#!/bin/bash
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#=================================================
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# PACKAGE UPDATING HELPER
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#=================================================
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# This script is meant to be run by GitHub Actions
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# The YunoHost-Apps organisation offers a template Action to run this script periodically
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# Since each app is different, maintainers can adapt its contents so as to perform
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# automatic actions when a new upstream release is detected.
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#=================================================
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# FETCHING LATEST RELEASE AND ITS ASSETS
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#=================================================
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# Fetching information
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current_version=$(cat manifest.json | jq -j '.version|split("~")[0]')
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repo=$(cat manifest.json | jq -j '.upstream.code|split("https://github.com/")[1]')
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# Some jq magic is needed, because the latest upstream release is not always the latest version (e.g. security patches for older versions)
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version=$(curl --silent "https://api.github.com/repos/$repo/releases" | jq -r '.[] | select( .prerelease != true ) | .tag_name' | sort -V | tail -1)
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# Later down the script, we assume the version has only digits and dots
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# Sometimes the release name starts with a "v", so let's filter it out.
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# You may need more tweaks here if the upstream repository has different naming conventions.
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if [[ ${version:0:1} == "v" || ${version:0:1} == "V" ]]; then
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version=${version:1}
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fi
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asset="https://buildbot.libretro.com/stable/$version/emscripten/RetroArch.7z"
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# Setting up the environment variables
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echo "Current version: $current_version"
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echo "Latest release from upstream: $version"
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echo "VERSION=$version" >> $GITHUB_ENV
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echo "REPO=$repo" >> $GITHUB_ENV
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# For the time being, let's assume the script will fail
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echo "PROCEED=false" >> $GITHUB_ENV
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same_version=false
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# Proceed only if the retrieved version is greater or equal than the current one
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if dpkg --compare-versions "$current_version" "gt" "$version" ; then
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echo "::warning ::Well, somehow the current version here is higher than the latest released."
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exit 0
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elif dpkg --compare-versions "$current_version" "eq" "$version" ; then
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echo "::notice ::No new version available, let's check if the built file has changed though..."
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same_version=true
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# Proceed only if a PR for this new version does not already exist
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elif git ls-remote -q --exit-code --heads https://github.com/$GITHUB_REPOSITORY.git ci-auto-update-v$version ; then
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echo "::warning ::New version available, but a branch already exists for this update."
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exit 0
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fi
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#=================================================
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# UPDATE SOURCE FILES
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#=================================================
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# Let's download the asset and calculate its checksum
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# If no new version has been released, we still need to download the file again because
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# RetroArch's staff tend to silently update their build without releasing a new version...
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# Seriously, that's unsafe and not cool. 🔔
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# Create the temporary directory
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tempdir="$(mktemp -d)"
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# Download sources and calculate checksum
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filename=${asset##*/}
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curl --silent -4 -L $asset -o "$tempdir/$filename"
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checksum=$(sha256sum "$tempdir/$filename" | head -c 64)
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# Delete temporary directory
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rm -rf $tempdir
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source conf/app.src
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if [ "$checksum" == "466e1f86e2deebfc25c0bfd56f555881a80db37a22d75a3fec350ae7949f44b9" ]; then
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echo "::error ::Uh oh, something went wrong with the downloaded file."
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exit 1
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elif [ "$checksum" == "$SOURCE_SUM" ]; then
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echo "::notice ::No new version available, and the built file has not changed."
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exit 0
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elif [ "$same_version" == "true" ]; then
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echo "::notice ::No new version available, but the built file has been silently changed upstream. 🔔"
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fi
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# Rewrite source file
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cat <<EOT > conf/app.src
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SOURCE_URL=$asset
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SOURCE_SUM=$checksum
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SOURCE_SUM_PRG=sha256sum
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SOURCE_FORMAT=7z
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SOURCE_FILENAME=retroarch.7z
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SOURCE_EXTRACT=false
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EOT
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echo "... conf/app.src updated"
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#=================================================
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# SPECIFIC UPDATE STEPS
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#=================================================
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# Any action on the app's source code can be done.
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# The GitHub Action workflow takes care of committing all changes after this script ends.
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#=================================================
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# GENERIC FINALIZATION
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#=================================================
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# Replace new version in manifest
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echo "$(jq -s --indent 4 ".[] | .version = \"$version~ynh1\"" manifest.json)" > manifest.json
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# No need to update the README, yunohost-bot takes care of it
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# The Action will proceed only if the PROCEED environment variable is set to true
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echo "PROCEED=true" >> $GITHUB_ENV
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exit 0
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50
.github/workflows/updater.yml
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50
.github/workflows/updater.yml
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# This workflow allows GitHub Actions to automagically update your app whenever a new upstream release is detected.
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# You need to enable Actions in your repository settings, and fetch this Action from the YunoHost-Apps organization.
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# This file should be enough by itself, but feel free to tune it to your needs.
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# It calls updater.sh, which is where you should put the app-specific update steps.
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name: Check for new upstream releases
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on:
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# Allow to manually trigger the workflow
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workflow_dispatch:
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# Run it every day at 6:00 UTC
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schedule:
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- cron: '0 6 * * *'
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jobs:
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updater:
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runs-on: ubuntu-latest
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steps:
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- name: Fetch the source code
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uses: actions/checkout@v2
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with:
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token: ${{ secrets.GITHUB_TOKEN }}
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- name: Run the updater script
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id: run_updater
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run: |
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# Setting up Git user
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git config --global user.name 'yunohost-bot'
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git config --global user.email 'yunohost-bot@users.noreply.github.com'
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# Run the updater script
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/bin/bash .github/workflows/updater.sh
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- name: Commit changes
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id: commit
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if: ${{ env.PROCEED == 'true' }}
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run: |
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git commit -am "Upgrade to v$VERSION"
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- name: Create Pull Request
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id: cpr
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if: ${{ env.PROCEED == 'true' }}
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uses: peter-evans/create-pull-request@v3
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with:
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token: ${{ secrets.GITHUB_TOKEN }}
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commit-message: Update to version ${{ env.VERSION }}
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committer: 'yunohost-bot <yunohost-bot@users.noreply.github.com>'
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author: 'yunohost-bot <yunohost-bot@users.noreply.github.com>'
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signoff: false
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base: testing
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branch: ci-auto-update-v${{ env.VERSION }}
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delete-branch: true
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title: 'Upgrade to version ${{ env.VERSION }}'
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body: |
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Upgrade to v${{ env.VERSION }}
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[See upstream release page](https://github.com/${{ env.REPO }}/releases/tag/v${{ env.VERSION }})
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draft: false
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