daml/ci/cron/wednesday.yml

# Copyright (c) 2022 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved.
# SPDX-License-Identifier: Apache-2.0

pr: none
trigger: none

schedules:
- cron: "0 6 * * Wed"
  displayName: weekly snapshot
  branches:
    include:
    - main
  always: true

jobs:
- job: open_release_pr
  timeoutInMinutes: 60
  pool:
    name: 'ubuntu_20_04'
    demands: assignment -equals default
  steps:
  - checkout: self
    persistCredentials: true
  - template: ../bash-lib.yml
    parameters:
      var_name: bash_lib
  - bash: |
      set -euo pipefail
      eval "$(./dev-env/bin/dade-assist)"
      source "$(bash_lib)"

      AUTH="$(get_gh_auth_header)"

      BASE_SHA=$(git rev-parse HEAD)
      az extension add --name azure-devops
      echo "$(System.AccessToken)" | az devops login --org "https://dev.azure.com/digitalasset"

      reset() {
          git checkout -f $BASE_SHA
          git reset --hard
      }
      open_pr() {
          local branch title body out pr_number
          branch=$1
          title="$2"
          body="$3"
          out="${4:-}"
          git branch -D $branch || true
          git checkout -b $branch
          git add .
          git -c user.name="Azure Pipelines Daml Build" \
              -c user.email="support@digitalasset.com" \
              commit \
              -m "$(printf "$title\n\n$body\n\nCHANGELOG_BEGIN\nCHANGELOG_END\n")"
          git push origin $branch:$branch
          pr_number=$(jq -n \
                         --arg branch "$branch" \
                         --arg title "$title" \
                         --arg body "$(printf "$body")" \
                         '{"title": $title, "head": $branch, "base": "main", "body": $body}' \
                    | curl -H "Content-Type: application/json" \
                           -H "$AUTH" \
                           --silent \
                           --location \
                           -d @- \
                           https://api.github.com/repos/digital-asset/daml/pulls \
                    | jq '.number')
          az pipelines build queue \
              --branch $branch \
              --definition-name "PRs" \
              --org "https://dev.azure.com/digitalasset" \
              --project daml
          if [ -n "$out" ]; then
              echo $pr_number > $out
          fi
      }
      rotate() {
          local tmp next
          tmp=$(mktemp)
          next=$(next_in_rotation)
          grep -v "$next" release/rotation > $tmp
          echo "$next" >> $tmp
          mv $tmp release/rotation
      }

      NEXT_GH=$(next_in_rotation_github)

      rotate
      open_pr "rotate-after-release-$(date -I)" \
              "rotate release duty after $(date -I)" \
              "@$NEXT_GH is taking care of testing today's release, so they get pushed back to the end of the line.\n\nPlease do not merge this before the release is fully tested."