coordinator-build.yml

name: Coordinator

on:
  push:
    branches: [dev]
  pull_request:

env:
  COORDINATOR_RPC_URL: "http://localhost:8545"
  COORDINATOR_PUBLIC_KEY_PATH: "./pub.key"
  COORDINATOR_PRIVATE_KEY_PATH: "./priv.key"
  COORDINATOR_POLL_ZKEY_NAME: "PollJoining_10_test"
  COORDINATOR_TALLY_ZKEY_NAME: "TallyVotes_10-1-2_test"
  COORDINATOR_MESSAGE_PROCESS_ZKEY_NAME: "ProcessMessages_10-20-2_test"
  COORDINATOR_ZKEY_PATH: "./zkeys/"
  COORDINATOR_RAPIDSNARK_EXE: "~/rapidsnark/build/prover"

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  build:
    runs-on: ubuntu-22.04

    steps:
      - uses: actions/checkout@v4
      - uses: pnpm/action-setup@v4
        with:
          version: 8

      - name: Use Node.js 20
        uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: "pnpm"

      # Check for changes in the 'circuit' folder
      - name: Get changed files
        id: get-changed-files
        uses: jitterbit/get-changed-files@v1
        with:
          format: "csv"

      - name: Check for changes in 'circuit' folder
        id: check_changes
        run: |
          CHANGED_FILES=${{ steps.get-changed-files.outputs.all }}
          if echo "$CHANGED_FILES" | grep -q "\.circom"; then
            echo "CHANGED=true" >> $GITHUB_ENV
            echo "Circuits have changes."
          else
            echo "CHANGED=false" >> $GITHUB_ENV
            echo "No changes on circuits."
          fi

      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get install --yes \
            build-essential \
            libgmp-dev \
            libsodium-dev \
            nasm \
            nlohmann-json3-dev

      - name: Install
        run: |
          pnpm install --frozen-lockfile --prefer-offline

      - name: Build
        run: |
          pnpm run build

      - name: Run hardhat
        run: |
          pnpm run hardhat &
          sleep 5
        working-directory: coordinator

      - name: Download rapidsnark (1c137)
        run: |
          mkdir -p ~/rapidsnark/build
          wget -qO ~/rapidsnark/build/prover https://maci-devops-zkeys.s3.ap-northeast-2.amazonaws.com/rapidsnark-linux-amd64-1c137
          chmod +x ~/rapidsnark/build/prover

      - name: Download circom Binary v2.1.6
        run: |
          wget -qO ${{ github.workspace }}/circom https://github.com/iden3/circom/releases/download/v2.1.6/circom-linux-amd64
          chmod +x ${{ github.workspace }}/circom
          sudo mv ${{ github.workspace }}/circom /bin/circom

      - name: Compile Circuits And Generate zkeys
        if: ${{ env.CHANGED == 'true' }}
        run: |
          pnpm build:circuits-c -- --outPath ../coordinator/zkeys
          pnpm setup:zkeys -- --outPath ../coordinator/zkeys

      - name: Download zkeys
        if: ${{ env.CHANGED == 'false' }}
        run: |
          pnpm download-zkeys-coordinator:test

      - name: Generate keypair
        run: |
          pnpm generate-keypair
        working-directory: coordinator

      - name: Test
        run: pnpm run test
        working-directory: coordinator