Switch to libdatachannel as RTC library. Add GDExtension support.

.github/workflows/build_release.yml

@@ -33,77 +33,84 @@ jobs:
     name: 🔧 Build
     needs: static-checks
     strategy:
+      fail-fast: false
       matrix:
         include:
           # Android
           - platform: android
-            arch: 'x86'
-            sconsflags: 'android_arch=x86'
+            arch: 'x86_32'
+            gdnative_flags: 'android_arch=x86'
+            sconsflags: ''
             os: 'ubuntu-20.04'
           - platform: android
-            arch: 'x64'
-            sconsflags: 'android_arch=x86_64'
+            arch: 'x86_64'
+            gdnative_flags: 'android_arch=x86_64'
+            sconsflags: ''
             os: 'ubuntu-20.04'
           - platform: android
-            arch: 'arm'
-            sconsflags: 'android_arch=armv7'
+            arch: 'arm32'
+            gdnative_flags: 'android_arch=armv7'
+            sconsflags: ''
             os: 'ubuntu-20.04'
           - platform: android
             arch: 'arm64'
-            sconsflags: 'android_arch=arm64v8'
+            gdnative_flags: 'android_arch=arm64v8'
+            sconsflags: ''
             os: 'ubuntu-20.04'
 
           # iOS
           - platform: ios
-            arch: 'x64'
-            sconsflags: 'ios_arch=x86_64 ios_simulator=true'
-            os: 'macos-latest'
-          - platform: ios
-            arch: 'arm'
-            sconsflags: 'ios_arch=armv7'
+            arch: 'x86_64'
+            gdnative_flags: 'ios_arch=x86_64'
+            sconsflags: 'ios_simulator=true'
             os: 'macos-latest'
           - platform: ios
             arch: 'arm64'
-            sconsflags: 'ios_arch=arm64'
-            os: 'macos-latest'
+            gdnative_flags: 'ios_arch=arm64'
+            sconsflags: ''
+            os: 'macos-11'
+
 
           # Linux
           - platform: linux
-            arch: 'x86'
-            sconsflags: 'bits=32'
+            arch: 'x86_32'
+            gdnative_flags: 'bits=32'
+            sconsflags: ''
             os: 'ubuntu-20.04'
           - platform: linux
-            arch: 'x64'
-            sconsflags: 'bits=64'
+            arch: 'x86_64'
+            gdnative_flags: 'bits=64'
+            sconsflags: ''
             os: 'ubuntu-20.04'
 
           # macOS
           - platform: osx
-            arch: 'x64'
-            sconsflags: 'bits=64'
-            os: 'macos-latest'
+            arch: 'x86_64'
+            gdnative_flags: 'macos_arch=x86_64 bits=64'
+            sconsflags: ''
+            os: 'macos-11'
           - platform: osx
+            gdnative_flags: 'macos_arch=arm64 bits=64'
             arch: 'arm64'
-            sconsflags: 'bits=64 macos_arch=arm64 macos_sdk_path=/Library/Developer/CommandLineTools/SDKs/MacOSX11.1.sdk/'
-            os: 'macos-10.15'
+            sconsflags: ''
+            os: 'macos-11'
 
           # Windows
           - platform: windows
-            arch: 'x86'
-            sconsflags: 'bits=32'
-            os: 'windows-latest'
+            arch: 'x86_32'
+            gdnative_flags: 'bits=32'
+            sconsflags: 'use_mingw=yes'
+            os: 'ubuntu-20.04'
             msvc_arch: amd64_x86
           - platform: windows
-            arch: 'x64'
-            sconsflags: 'bits=64'
-            os: 'windows-latest'
+            arch: 'x86_64'
+            gdnative_flags: 'bits=64'
+            sconsflags: 'use_mingw=yes'
+            os: 'ubuntu-20.04'
             msvc_arch: amd64
 
     env:
-      SCONSFLAGS: ${{ matrix.sconsflags }} platform=${{ matrix.platform }} --jobs=2
-      NDK_VERSION: 22b
-      ANDROID_NDK_ROOT: ${{github.workspace}}/android-ndk-r22b
-      MSVC_VARS: 'C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\Auxiliary\Build\vcvarsall.bat'
+      SCONSFLAGS: ${{ matrix.sconsflags }} platform=${{ matrix.platform }} arch=${{ matrix.arch }} --jobs=2
 
     defaults:
       run:
@@ -114,31 +121,22 @@ jobs:
         with:
           submodules: recursive
 
-      - name: Cache NDK
-        id: cache-ndk
-        if: ${{ matrix.platform == 'android' }}
-        uses: actions/cache@v2
-        with:
-          path: ${{ env.ANDROID_NDK_ROOT }}
-          key: ndk-${{ env.NDK_VERSION }}
-
-      - name: Download NDK
-        if: ${{ matrix.platform == 'android' && steps.cache-ndk.outputs.cache-hit != 'true' }}
-        id: setup-ndk
-        run: |
-          cd ${{ github.workspace }}
-          curl -L https://dl.google.com/android/repository/android-ndk-r${{ env.NDK_VERSION }}-linux-x86_64.zip -o ndk.zip
-          unzip ndk.zip
-          ls
-
-      - name: Setup MSVC build environment for ${{ matrix.msvc_arch }}
+      - name: Install Windows build dependencies
         if: ${{ matrix.platform == 'windows' }}
-        run: "'${{ env.MSVC_VARS }}' ${{ matrix.msvc_arch }}"
+        run: |
+          sudo apt-get update
+          sudo apt-get install build-essential mingw-w64
+          sudo update-alternatives --set i686-w64-mingw32-gcc /usr/bin/i686-w64-mingw32-gcc-posix
+          sudo update-alternatives --set i686-w64-mingw32-g++ /usr/bin/i686-w64-mingw32-g++-posix
+          sudo update-alternatives --set x86_64-w64-mingw32-gcc /usr/bin/x86_64-w64-mingw32-gcc-posix
+          sudo update-alternatives --set x86_64-w64-mingw32-g++ /usr/bin/x86_64-w64-mingw32-g++-posix
+          dpkg -l | grep ii | grep mingw
+          update-alternatives --get-selections | grep mingw
 
       - name: Install Linux build dependencies
         if: ${{ matrix.platform == 'linux' }}
         run: |
-          sudo apt-get install build-essential gcc-multilib wget g++-multilib
+          sudo apt-get install build-essential gcc-multilib g++-multilib
 
       - name: Set up Python 3.x
         uses: actions/setup-python@v2
@@ -152,35 +150,25 @@ jobs:
           python -m pip install scons
           python --version
           scons --version
+          cmake --version
 
-      - name: Get WebRTC package for ${{ matrix.platform }} - ${{ matrix.arch }}
-        uses: ./.github/actions/webrtc-download
-        with:
-          platform: ${{ matrix.platform }}
-          archs: ${{ matrix.arch }}
-
-      - name: Fix godot-cpp revision and file names for OSX arm64 build.
-        if: ${{ matrix.platform == 'osx' && matrix.arch == 'arm64' }}
+      - name: Compile Extension - debug - ${{ matrix.platform }} - ${{ matrix.arch }}
         run: |
-          cd godot-cpp
-          git checkout e08ecdc28c5409cb5366027227e996c342dcee93
-          rm -rf src/gen/
-          rm -rf include/gen/
-          mkdir bin
-          ln -s libgodot-cpp.osx.debug.64.a bin/libgodot-cpp.osx.debug.arm64.a
-          ln -s libgodot-cpp.osx.release.64.a bin/libgodot-cpp.osx.release.arm64.a
-
-      - name: Compilation ${{ matrix.platform }} - ${{ matrix.arch }} - godot-cpp
+          scons target=debug generate_bindings=yes
+
+      - name: Compile GDNative - debug - ${{ matrix.platform }} - ${{ matrix.arch }}
         run: |
-          scons -C godot-cpp target=debug generate_bindings=yes
-          scons -C godot-cpp target=release
+          scons target=debug generate_bindings=yes ${{ matrix.gdnative_flags }} godot_version=3
 
-      - name: Compilation ${{ matrix.platform }} - ${{ matrix.arch }} - webrtc-native
+      - name: Compile Extension - release - ${{ matrix.platform }} - ${{ matrix.arch }}
         run: |
-          scons target=debug
           scons target=release
 
-      - uses: actions/upload-artifact@v2
+      - name: Compile GDNative - release ${{ matrix.platform }} - ${{ matrix.arch }}
+        run: |
+          scons target=release ${{ matrix.gdnative_flags }} godot_version=3
+
+      - uses: actions/upload-artifact@v3
         with:
           name: ${{ github.job }}-${{ matrix.platform }}-${{ matrix.arch }}
           path: bin/*
@@ -191,32 +179,54 @@ jobs:
     runs-on: "ubuntu-latest"
     steps:
       - uses: actions/checkout@v2
+        with:
+          submodules: recursive
 
-      - uses: actions/download-artifact@v2
+      - uses: actions/download-artifact@v3
         with:
           path: artifacts
 
+      - name: Bundle licenses.
+        run: |
+          cp LICENSE artifacts/LICENSE.webrtc-native
+          cp deps/libdatachannel/LICENSE artifacts/LICENSE.libdatachannel
+          cp deps/openssl/LICENSE.txt artifacts/LICENSE.openssl
+          cp deps/libdatachannel/deps/libjuice/LICENSE artifacts/LICENSE.libjuice
+          cp deps/libdatachannel/deps/usrsctp/LICENSE.md artifacts/LICENSE.usrsctp
+          cp deps/libdatachannel/deps/libsrtp/LICENSE artifacts/LICENSE.libsrtp
+          cp deps/libdatachannel/deps/json/LICENSE.MIT artifacts/LICENSE.json
+          cp deps/libdatachannel/deps/plog/LICENSE artifacts/LICENSE.plog
+
       - name: Package artifacts for release
         run: |
           mkdir release
           cd release
-          for name in webrtc webrtc_debug
+
+          ls -R
+
+          for version in extension gdnative
           do
-            mkdir -p ${name}/lib/
-            find ../artifacts -wholename "*/${name}/lib/*" | xargs cp -t ${name}/lib/
-            find ../artifacts -wholename "*/${name}/${name}.tres" | head -n 1 | xargs cp -t ${name}/
+            for name in webrtc webrtc_debug
+            do
+              destdir="${version}/${name}"
+              mkdir -p ${destdir}/lib
+              find ../artifacts -wholename "*/${destdir}/lib/*" | xargs cp -t ${destdir}/lib/
+              find ../artifacts -wholename "*/${destdir}/${name}.tres" -or -wholename "*/${destdir}/${name}.gdextension" | head -n 1 | xargs cp -t ${destdir}/
+              find ../artifacts -wholename "*/LICENSE*" | xargs cp -t ${destdir}/
+              cd ${version}
+              zip -r ../godot-${version}-${name}.zip ${name}
+              cd ..
+            done
           done
 
-          zip -r godot-webrtc-native-release.zip webrtc
-          zip -r godot-webrtc-native-debug.zip webrtc_debug
           ls -R
 
-      - uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v3
         with:
-          name: godot-webrtc-native-debug.zip
-          path: release/godot-webrtc-native-debug.zip
+          name: godot-webrtc-extension
+          path: release/*-extension-*.zip
 
-      - uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v3
         with:
-          name: godot-webrtc-native-release.zip
-          path: release/godot-webrtc-native-release.zip
+          name: godot-webrtc-gdnative
+          path: release/*-gdnative-*.zip

.gitmodules

@@ -1,3 +1,12 @@
+[submodule "godot-cpp-3.x"]
+	path = godot-cpp-3.x
+	url = https://github.com/godotengine/godot-cpp.git
 [submodule "godot-cpp"]
 	path = godot-cpp
-	url = https://github.com/GodotNativeTools/godot-cpp
+	url = https://github.com/godotengine/godot-cpp.git
+[submodule "libdatachannel"]
+	path = deps/libdatachannel
+	url = https://github.com/paullouisageneau/libdatachannel.git
+[submodule "openssl"]
+	path = deps/openssl
+	url = https://github.com/openssl/openssl.git