update-nightlies.yaml

# Copyright 2020 The Knative 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: Update Nightlies

on:
  schedule:
  - cron: '0 11 * * 1-5' # 4am Pacific on weekdays

  workflow_dispatch:

permissions:
  contents: read

jobs:

  update-nightlies:
    name: update nightlies
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false # Keep running if one leg fails.
      matrix:
        nightly:
        - net-contour
        - net-istio
        - net-kourier
        - net-gateway-api
        - eventing-kafka-broker-eventing-kafka
        - eventing-kafka-broker-eventing
        - eventing-rabbitmq-eventing
        - eventing-istio-eventing
        - eventing-istio-eventing-kafka-broker

        # Map to nightly-specific parameters.
        include:
        - nightly: net-contour
          module: knative.dev/net-contour
          directory: ./third_party/contour-latest
          files: net-contour.yaml contour.yaml
          bucket: net-contour
          repository: knative/serving
          fork: serving
          channel: net-contour
          assignee: "@knative/serving-writers"
        - nightly: net-istio
          module: knative.dev/net-istio
          directory: ./third_party/istio-latest
          files: net-istio.yaml
          bucket: net-istio
          repository: knative/serving
          fork: serving
          channel: net-istio
          assignee: "@knative/serving-writers"
        - nightly: net-kourier
          module: knative.dev/net-kourier
          directory: ./third_party/kourier-latest
          files: kourier.yaml
          bucket: net-kourier
          repository: knative/serving
          fork: serving
          channel: net-kourier
          assignee: "@knative/serving-writers"
        - nightly: net-gateway-api
          module: knative.dev/net-gateway-api
          directory: ./third_party/gateway-api-latest
          files: net-gateway-api.yaml istio-gateway.yaml contour-gateway.yaml gateway-api.yaml
          bucket: net-gateway-api
          repository: knative/serving
          fork: serving
          channel: net-gateway-api
          assignee: "@knative/serving-writers"
        - nightly: eventing-kafka-broker-eventing
          module: knative.dev/eventing
          directory: ./third_party/eventing-latest
          files: eventing-crds.yaml eventing-core.yaml eventing-tls-networking.yaml
          bucket: eventing
          repository: knative-extensions/eventing-kafka-broker
          fork: eventing-kafka-broker
          channel: eventing-delivery
          assignee: "@knative-extensions/eventing-wg-leads"
        - nightly: eventing-rabbitmq-eventing
          module: knative.dev/eventing
          directory: ./third_party/eventing-latest
          files: eventing-crds.yaml eventing-core.yaml
          bucket: eventing
          repository: knative-extensions/eventing-rabbitmq
          fork: eventing-rabbitmq
          channel: eventing-delivery
          assignee: "@knative-extensions/eventing-rabbitmq-approvers"
        - nightly: eventing-istio-eventing
          module: knative.dev/eventing-istio
          directory: ./third_party/eventing-latest
          files: eventing-core.yaml eventing-crds.yaml in-memory-channel.yaml mt-channel-broker.yaml
          bucket: eventing
          repository: knative-extensions/eventing-istio
          fork: eventing-istio
          channel: eventing
          assignee: "@knative-extensions/eventing-wg-leads"
        - nightly: eventing-istio-eventing-kafka-broker
          module: knative.dev/eventing-istio
          directory: ./third_party/eventing-kafka-broker-latest
          files: eventing-kafka-broker.yaml eventing-kafka-controller.yaml eventing-kafka-source.yaml eventing-kafka-channel.yaml eventing-kafka-sink.yaml
          bucket: eventing-kafka-broker
          repository: knative-extensions/eventing-istio
          fork: eventing-istio
          channel: eventing
          assignee: "@knative-extensions/eventing-wg-leads"

    steps:
    - uses: knative/actions/setup-go@main

    - name: Install Dependencies
      run: |
        go install github.com/dprotaso/modlog@latest

    - name: Check out code onto GOPATH
      uses: actions/checkout@v4
      with:
        repository: ${{ matrix.repository }}

    - name: Download nightlies
      shell: bash
      id: nightlies
      run: |
        for x in ${{ matrix.files }}; do
          curl https://storage.googleapis.com/knative-nightly/${{ matrix.bucket }}/latest/$x > ${GITHUB_WORKSPACE}/${{ matrix.directory }}/$x
        done

        function release_labels() {
          # If grep matches no lines (exit code == 1) make this a noop since pipefail is on
          git diff | { grep -E 'knative.dev/release.?:|app.kubernetes.io/version:' || [[ $? == 1 ]]; } | tr -s ' '
        }

        # Prior to the 'sed' we have output in the following format:
        #
        # - serving.knative.dev/release: "v20210111-9f0302e4"
        # + serving.knative.dev/release: "v20210112-9f0302e4"
        #
        # or
        #
        # - app.kubernetes.io/version: "v20210111-9f0302e4"
        # + app.kubernetes.io/version: "v20210112-9f0302e4"
        #
        ref_count=$(release_labels | sed 's/.* "\(.*\)"$/\1/' | cut -d '-' -f2 | sort -u | wc -l)

        if [[ "$ref_count" -lt 2 ]]; then
          # For debugging
          release_labels | sort -u
          echo "::warning file=.github.js,line=1::${{matrix.nightly}} -  skipping bump no changes"
          exit 0
        fi

        echo "create_pr=true" >> $GITHUB_ENV

        from_sha=$(release_labels | sort -u  | sed 's/^\([+-]\).* ".*-\(.*\)"$/\1 \2/' | grep '-' | cut -d ' ' -f2 | sort -u)
        to_sha=$(release_labels | sort -u  | sed 's/^\([+-]\).* ".*-\(.*\)"$/\1 \2/' | grep '+' | cut -d ' ' -f2 | sort -u)

        if [[ -z "$from_sha" ]]  || [[ -z "$to_sha" ]]; then
          echo "::warning file=.github.js,line=1::${{matrix.nightly}} - failed to get valid shas for a diff"
          exit 0
        fi

        # capture logs for the module changes
        echo 'deplog<<EOF' >> $GITHUB_OUTPUT
        modlog -s ${{ matrix.module }} $from_sha $to_sha 2>&1 >> $GITHUB_OUTPUT || true
        echo 'EOF' >> $GITHUB_OUTPUT


    - name: Create Pull Request
      uses: peter-evans/create-pull-request@v6
      if: env.create_pr == 'true'
      with:
        # Who to look like
        token: ${{ secrets.PERSONAL_ACCESS_TOKEN }}
        committer: "Knative Automation <automation@knative.team>"
        author: "Knative Automation <automation@knative.team>"

        # Where to stage the change.
        push-to-fork: knative-automation/${{ matrix.fork }}
        branch: update-nightly/${{ matrix.bucket }}
        signoff: true
        delete-branch: true

        # Description of the change and PR body.
        commit-message: |
          Update ${{ matrix.bucket }} nightly

          ${{ steps.nightlies.outputs.deplog }}

        title: '[Automated] Update ${{ matrix.nightly }} nightly'
        labels: 'skip-review'
        body: |
          /assign ${{ matrix.assignee }}
          /cc ${{ matrix.assignee }}

          Produced via:
          ```shell
          for x in ${{ matrix.files }}; do
            curl https://storage.googleapis.com/knative-nightly/${{ matrix.bucket }}/latest/$x > ${GITHUB_WORKSPACE}/${{ matrix.directory }}/$x
          done
          ```

          Details:
          ```
          ${{ steps.nightlies.outputs.deplog }}
          ```

    - name: Post failure notice to Slack
      uses: rtCamp/action-slack-notify@v2.1.0
      if: ${{ failure() }}
      env:
        SLACK_ICON: http://github.com/knative-automation.png?size=48
        SLACK_USERNAME: knative-automation
        SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}

        SLACK_CHANNEL: ${{ matrix.channel }}
        SLACK_COLOR: '#8E1600'
        MSG_MINIMAL: 'true'
        SLACK_TITLE: Update nightly ${{ matrix.nightly }} failed.
        SLACK_MESSAGE: |
          For detailed logs: https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}