ci-nym-vpn-core-android.yml

name: ci-nym-vpn-core-android

on:
  # push:
  pull_request:
    paths:
      - "nym-vpn-core/**"
      - ".github/workflows/ci-nym-vpn-core-android.yml"
  workflow_dispatch:

env:
  CARGO_TERM_COLOR: always
  AGENT_ISSELFHOSTED: 1 # https://github.com/actions/setup-go/issues/432

jobs:
  build:
    runs-on: arc-ubuntu-22.04

    steps:
      - name: Install system dependencies
        run: sudo apt-get update && sudo apt-get install -y libdbus-1-dev libmnl-dev libnftnl-dev protobuf-compiler git curl gcc g++ make unzip

      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Install rust toolchain
        uses: brndnmtthws/rust-action-rustup@v1
        with:
          toolchain: stable
          components: rustfmt, clippy
          targets: aarch64-linux-android

      - name: Install cargo ndk
        run: cargo install cargo-ndk

      - name: Setup NDK
        uses: nttld/setup-ndk@v1
        id: setup-ndk
        with:
          ndk-version: r25c
          add-to-path: false

      - name: Set env
        shell: bash
        run: |
          echo "ANDROID_NDK_HOME=${{ steps.setup-ndk.outputs.ndk-path }}" >> $GITHUB_ENV
          echo "NDK_TOOLCHAIN_DIR=${{ steps.setup-ndk.outputs.ndk-path }}/toolchains/llvm/prebuilt/linux-x86_64/bin" >> $GITHUB_ENV

      - name: Install Go
        uses: actions/setup-go@v5
        with:
          go-version: "stable"

      - name: Install Protoc
        uses: arduino/setup-protoc@v3
        with:
          version: "21.12" # 3.21.12: the version on ubuntu 24.04. Don't change this!
          repo-token: ${{ secrets.GITHUB_TOKEN }}

      - name: Build wireguard
        run: ./wireguard/libwg/build-android.sh

      - name: rustfmt check
        working-directory: nym-vpn-core
        run: |
          cargo fmt --check

      - name: Build
        working-directory: nym-vpn-core
        run: |
          cargo ndk  -t aarch64-linux-android -o ./build build -p nym-vpn-lib

      - name: Generate uniffi
        working-directory: nym-vpn-core
        run: |
          cargo run --bin uniffi-bindgen generate \
            --library target/aarch64-linux-android/debug/libnym_vpn_lib.so \
            --config crates/nym-vpn-lib/uniffi.toml \
            --language kotlin --out-dir build -n

      - name: Uniffi diff check
        working-directory: nym-vpn-core
        run: |
          diff -B build/nym_vpn_lib/nym_vpn_lib.kt crates/nym-vpn-lib/uniffi/nym_vpn_lib.kt
        continue-on-error: true
        id: diff_android

      - name: Upload generated uniffi file
        if: steps.diff_android.outcome == 'failure'
        uses: actions/upload-artifact@v4
        with:
          name: updated-uniffi-android
          path: nym-vpn-core/build/nym_vpn_lib/nym_vpn_lib.kt
          retention-days: 1

      - name: Fail workflow for uniffi
        if: steps.diff_android.outcome == 'failure'
        run: exit 1

      - name: Clippy
        working-directory: nym-vpn-core
        run: |
          cargo ndk -t aarch64-linux-android clippy -p nym-vpn-lib -- -Dwarning