check-runtime-migration.yml

name: check-runtime-migration

on:
  push:
    branches:
      - master
  pull_request:
    types: [opened, synchronize, reopened, ready_for_review]
  # Take a snapshot at 5am when most SDK devs are not working.
  schedule:
    - cron: "0 5 * * *"
  merge_group:
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  set-image:
    # GitHub Actions allows using 'env' in a container context.
    # However, env variables don't work for forks: https://github.com/orgs/community/discussions/44322
    # This workaround sets the container image for each job using 'set-image' job output.
    runs-on: ubuntu-latest
    outputs:
      IMAGE: ${{ steps.set_image.outputs.IMAGE }}
      RUNNER: ${{ steps.set_runner.outputs.RUNNER }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - id: set_image
        run: cat .github/env >> $GITHUB_OUTPUT
      # By default we use spot machines that can be terminated at any time.
      # Merge queues use persistent runners to avoid kicking off from queue when the runner is terminated.
      - id: set_runner
        run: |
          # Run merge queues on persistent runners
          if [[ $GITHUB_REF_NAME == *"gh-readonly-queue"* ]]; then
            echo "RUNNER=arc-runners-polkadot-sdk-beefy-persistent" >> $GITHUB_OUTPUT
          else
            echo "RUNNER=arc-runners-polkadot-sdk-beefy" >> $GITHUB_OUTPUT
          fi
  # More info can be found here: https://github.com/paritytech/polkadot/pull/5865
  check-runtime-migration:
    runs-on: ${{ needs.set-image.outputs.RUNNER }}
    # We need to set this to rather long to allow the snapshot to be created, but the average time
    # should be much lower.
    timeout-minutes: 60
    needs: [set-image]
    container:
      image: ${{ needs.set-image.outputs.IMAGE }}
    strategy:
      fail-fast: false
      matrix:
        network:
          [
            westend,
            rococo,
            asset-hub-westend,
            asset-hub-rococo,
            bridge-hub-westend,
            bridge-hub-rococo,
            contracts-rococo,
            collectives-westend,
            coretime-rococo,
          ]
        include:
          - network: westend
            package: westend-runtime
            wasm: westend_runtime.compact.compressed.wasm
            uri: "wss://try-runtime-westend.polkadot.io:443"
            subcommand_extra_args: "--no-weight-warnings"
            command_extra_args: ""
          - network: rococo
            package: rococo-runtime
            wasm: rococo_runtime.compact.compressed.wasm
            uri: "wss://try-runtime-rococo.polkadot.io:443"
            subcommand_extra_args: "--no-weight-warnings"
            command_extra_args: ""
          - network: asset-hub-westend
            package: asset-hub-westend-runtime
            wasm: asset_hub_westend_runtime.compact.compressed.wasm
            uri: "wss://westend-asset-hub-rpc.polkadot.io:443"
            subcommand_extra_args: ""
            command_extra_args: ""
          - network: "asset-hub-rococo"
            package: "asset-hub-rococo-runtime"
            wasm: "asset_hub_rococo_runtime.compact.compressed.wasm"
            uri: "wss://rococo-asset-hub-rpc.polkadot.io:443"
            subcommand_extra_args: ""
            command_extra_args: ""
          - network: "bridge-hub-westend"
            package: "bridge-hub-westend-runtime"
            wasm: "bridge_hub_westend_runtime.compact.compressed.wasm"
            uri: "wss://westend-bridge-hub-rpc.polkadot.io:443"
          - network: "bridge-hub-rococo"
            package: "bridge-hub-rococo-runtime"
            wasm: "bridge_hub_rococo_runtime.compact.compressed.wasm"
            uri: "wss://rococo-bridge-hub-rpc.polkadot.io:443"
          - network: "contracts-rococo"
            package: "contracts-rococo-runtime"
            wasm: "contracts_rococo_runtime.compact.compressed.wasm"
            uri: "wss://rococo-contracts-rpc.polkadot.io:443"
          - network: "collectives-westend"
            package: "collectives-westend-runtime"
            wasm: "collectives_westend_runtime.compact.compressed.wasm"
            uri: "wss://westend-collectives-rpc.polkadot.io:443"
            command_extra_args: "--disable-spec-name-check"
          - network: "coretime-rococo"
            package: "coretime-rococo-runtime"
            wasm: "coretime_rococo_runtime.compact.compressed.wasm"
            uri: "wss://rococo-coretime-rpc.polkadot.io:443"
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Download CLI
        run: |
          curl -sL https://github.com/paritytech/try-runtime-cli/releases/download/v0.7.0/try-runtime-x86_64-unknown-linux-musl -o try-runtime
          chmod +x ./try-runtime
          echo "Using try-runtime-cli version:"
          ./try-runtime --version

      - name: Get Date
        id: get-date
        run: |
          echo "today=$(/bin/date -u "+%Y%m%d")" >> $GITHUB_OUTPUT
        shell: bash

      - name: Download Snapshot
        uses: actions/cache@v4
        with:
          path: snapshot.raw
          key: try-runtime-snapshot-${{ matrix.network }}-${{ steps.get-date.outputs.today }}
          save-always: true

      - name: Create Snapshot If Stale
        if: ${{ hashFiles('snapshot.raw') == '' }}
        run: |
          echo "Creating new snapshot for today (${{ steps.get-date.outputs.today }})"
          ./try-runtime create-snapshot --uri ${{ matrix.uri }} snapshot.raw

      - name: Build Runtime
        run: |
          echo "---------- Building ${{ matrix.package }} runtime ----------"
          time forklift cargo build --release --locked -p ${{ matrix.package }} --features try-runtime -q

      - name: Run Check
        run: |
          echo "Running ${{ matrix.network }} runtime migration check"
          export RUST_LOG=remote-ext=debug,runtime=debug

          echo "---------- Executing on-runtime-upgrade for ${{ matrix.network }} ----------"
          time ./try-runtime ${{ matrix.command_extra_args }} \
              --runtime ./target/release/wbuild/${{ matrix.package }}/${{ matrix.wasm }} \
              on-runtime-upgrade --disable-spec-version-check --checks=all ${{ matrix.subcommand_extra_args }} snap -p snapshot.raw
          sleep 5
  # name of this job must be unique across all workflows
  # otherwise GitHub will mark all these jobs as required
  confirm-required-checks-passed:
    runs-on: ubuntu-latest
    name: All runtime migrations passed
    # If any new job gets added, be sure to add it to this array
    needs: [check-runtime-migration]
    steps:
      - run: echo '### Good job! All the checks passed 🚀' >> $GITHUB_STEP_SUMMARY