action.yml

name: "Try Runtime GHA"
description: "Easily check runtime migrations for a Substrate-based blockchain using try-runtime-cli"
author: "Parity Tech"
branding:
  icon: "shield"
  color: "green"

inputs:
  runtime-package:
    description: "The runtime package name"
    required: true
  node-uri:
    description: "URI of a node to scrape state"
    required: true
  extra-args:
    description: 'Extra args to pass to the ''on-runtime-upgrade'' subcommand. For example, "--disable-idempotency-check --no-weight-warnings". See all options at https://paritytech.github.io/try-runtime-cli/try_runtime_core/commands/on_runtime_upgrade/struct.Command.html.'
    default: ""
  checks:
    description: 'Types of checks to run. For example, "pre-and-post". See all options at https://paritytech.github.io/try-runtime-cli/frame_support/traits/enum.UpgradeCheckSelect.html.'
    default: "all"
  shared-cache-key:
    description: "The shared cache key"
    default: "try-runtime-gha"

runs:
  using: "composite"
  steps:
    - name: Download try-runtime-cli
      run: |
        curl -sL https://github.com/paritytech/try-runtime-cli/releases/download/v0.8.0/try-runtime-x86_64-unknown-linux-musl -o try-runtime
        chmod +x ./try-runtime
        mv try-runtime parachain
      shell: bash

    - name: Install Protoc
      uses: arduino/setup-protoc@v1.3.0
      with:
        version: "3.6.1"

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

    - name: Add rust-src component
      run: rustup component add rust-src
      shell: bash

    - name: Fetch cache
      uses: Swatinem/rust-cache@v2.7.0
      with:
        shared-key: ${{ inputs.shared-cache-key }}

    - name: Build ${{ inputs.runtime-name }}
      run: |
        cd parachain
        cargo build --profile production -p ${{ inputs.runtime-package }} --features try-runtime -q --locked
      shell: bash

    - name: Check migrations
      run: |
        cd parachain
        PACKAGE_NAME=${{ inputs.runtime-package }}
        RUNTIME_BLOB_NAME=$(echo $PACKAGE_NAME | sed 's/-/_/g').compact.compressed.wasm
        RUNTIME_BLOB_PATH=./target/production/wbuild/$PACKAGE_NAME/$RUNTIME_BLOB_NAME
        export RUST_LOG=remote-ext=debug,runtime=debug

        # Store the command in a variable so we can log it
        COMMAND="./try-runtime \
          --runtime $RUNTIME_BLOB_PATH \
          on-runtime-upgrade --disable-mbm-checks --blocktime 12000000 \
          ${{ inputs.extra-args }} \
          live --uri ${{ inputs.node-uri }}"

        # Echo the command before running it, for debugging purposes
        echo "Running command:"
        echo "$COMMAND"
        eval "$COMMAND"

      shell: bash