check-migrations.yml

name: Check Migrations

on:
  push:
    branches: [ "main" ]
  pull_request: 
    branches: [ "main" ]
  workflow_dispatch:

jobs:
  runtime-matrix:
    runs-on: ubuntu-latest
    outputs:
      runtime: ${{ steps.runtime.outputs.runtime }}
    steps:
      - uses: actions/checkout@v2
      - id: runtime
        run: |
          # Filter out runtimes that don't have a URI
          TASKS=$(jq '[.[] | select(.uri != null)]' .github/workflows/runtimes-matrix.json)
          SKIPPED_TASKS=$(jq '[.[] | select(.uri == null)]' .github/workflows/runtimes-matrix.json)
          echo --- Running the following tasks ---
          echo $TASKS
          echo --- Skipping the following tasks due to not having a uri field ---
          echo $SKIPPED_TASKS
          # Strip whitespace from Tasks now that we've logged it
          TASKS=$(echo $TASKS | jq -c .)
          echo "runtime=$TASKS" >> $GITHUB_OUTPUT

  check-migrations:
    needs: [ runtime-matrix ]
    continue-on-error: true
    runs-on: ubuntu-latest
    strategy:
      matrix:
        runtime: ${{ fromJSON(needs.runtime-matrix.outputs.runtime) }}
    steps:
      - name: Checkout sources
        uses: actions/checkout@v3

      - name: Download try-runtime-cli
        run: |
          curl -sL https://github.com/paritytech/try-runtime-cli/releases/download/v0.3.3/try-runtime-x86_64-unknown-linux-musl -o try-runtime
          chmod +x ./try-runtime

      - name: Install Protoc
        uses: arduino/setup-protoc@v1
        with:
          version: "3.6.1"

      - name: Add wasm32-unknown-unknown target
        run: rustup target add wasm32-unknown-unknown

      - name: Build ${{ matrix.runtime.name }}
        run: |
          cargo build --profile production -p ${{ matrix.runtime.package }}

      - name: Check migrations
        run: |
          PACKAGE_NAME=${{ matrix.runtime.package }}
          RUNTIME_BLOB_NAME=$(echo $PACKAGE_NAME | sed 's/-/_/g').compact.compressed.wasm
          # When running on relay, we don't need weight checks.
          NO_WEIGHT_WARNINGS_FLAG=""
          if [[ "${{ matrix.runtime.is_relay }}" == "true" ]]; then
            NO_WEIGHT_WARNINGS_FLAG="--no-weight-warnings"
          fi
          ./try-runtime \
              --runtime ./target/production/wbuild/$PACKAGE_NAME/$RUNTIME_BLOB_NAME \
              on-runtime-upgrade --checks=pre-and-post $NO_WEIGHT_WARNINGS_FLAG live --uri ${{ matrix.runtime.uri }}