check-migration.yml

name: Check Migrations

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

# Cancel a currently running workflow from the same PR, branch or tag when a new workflow is
# triggered (ref https://stackoverflow.com/a/72408109)
concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  runtime-matrix:
    runs-on: ubuntu-latest
    outputs:
      runtime: ${{ steps.runtime.outputs.runtime }}
    name: Extract tasks from matrix
    steps:
      - uses: actions/checkout@v4
      - id: runtime
        run: |
          # Filter out runtimes that don't have a URI
          TASKS=$(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@v4

      - name: Download try-runtime-cli
        run: |
          curl -sL https://github.com/paritytech/try-runtime-cli/releases/download/v0.6.1/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: Install rust toolchain from toolchain.toml
        run: rustup show

      - name: Fetch cache
        uses: Swatinem/rust-cache@a95ba195448af2da9b00fb742d14ffaaf3c21f43 # v2.7.0
        with:
          shared-key: "check-migrations-cache"

      - name: Build ${{ matrix.runtime.name }}
        run: |
          cargo build --release -p ${{ matrix.runtime.package }} --features try-runtime -q --locked

      - name: Check migrations
        # Todo: enable spec-version-check dynamically if we are releasing
        run: |
          PACKAGE_NAME=${{ matrix.runtime.package }}
          RUNTIME_BLOB_NAME=$(echo $PACKAGE_NAME | sed 's/-/_/g').compact.compressed.wasm
          RUNTIME_BLOB_PATH=./target/release/wbuild/$PACKAGE_NAME/$RUNTIME_BLOB_NAME

          ./try-runtime \
            --runtime $RUNTIME_BLOB_PATH \
            on-runtime-upgrade --checks=pre-and-post \
            --disable-spec-version-check --disable-idempotency-checks \
            live --uri ${{ matrix.runtime.uri }}