Update ci flow

Name of something

Add test job

Fix space

Remove prefix

Update wait for other jobs

Prefix

Move extra native

Fix names

Resolve all fixes

Fix trailing space

Remove first 10 seconds wait

Clean cargo on gradle clean

Fixes based on feedback

Simiplify mkdirs

Rename build-apk.sh to build.sh

ups

Create parent

Fix generate relay list order

refactor

Update debug instructions

Update ndk documentation

Update ndk verison

Update build instructions

Author: Pururun

.github/workflows/android-app.yml

@@ -98,7 +98,7 @@ jobs:
           retention-days: 7
 
   generate-relay-list:
-    name: Generate relay list
+    name: Generate relay list # Used by wait for jobs.
     needs: prepare
     runs-on: ubuntu-latest
     container:
@@ -129,11 +129,16 @@ jobs:
 
       - name: Generate
         if: steps.cache-relay-list.outputs.cache-hit != 'true'
-        env:
-          RUSTFLAGS: --deny warnings
-        run: |
-          mkdir -p android/app/build/extraAssets
-          cargo run --bin relay_list > android/app/build/extraAssets/relays.json
+        uses: burrunan/gradle-cache-action@v1
+        with:
+          job-id: jdk17
+          arguments: generateRelayList
+          gradle-version: wrapper
+          build-root-directory: android
+          execution-only-caches: false
+          # Disable if logs are hard to follow.
+          concurrent: true
+          read-only: ${{ github.ref != 'refs/heads/main' }}
 
       - name: Upload
         uses: actions/upload-artifact@v4
@@ -144,7 +149,7 @@ jobs:
           retention-days: 7
 
   build-native:
-    name: Build native
+    name: Build native # Used by wait for jobs.
     needs: prepare
     runs-on: ubuntu-latest
     container:
@@ -154,20 +159,16 @@ jobs:
         include:
           - arch: "x86_64"
             abi: "x86_64"
-            target: "x86_64-linux-android"
-            task: "cargoBuildX86_64"
+            task-variant: "X86_64"
           - arch: "i686"
             abi: "x86"
-            target: "i686-linux-android"
-            task: "cargoBuildX86"
+            task-variant: "X86"
           - arch: "aarch64"
             abi: "arm64-v8a"
-            target: "aarch64-linux-android"
-            task: "cargoBuildArm64"
+            task-variant: "Arm64"
           - arch: "armv7"
             abi: "armeabi-v7a"
-            target: "armv7-linux-androideabi"
-            task: "cargoBuildArm"
+            task-variant: "Arm"
     steps:
       # Fix for HOME path overridden by GH runners when building in containers, see:
       # https://github.com/actions/runner/issues/863
@@ -209,7 +210,7 @@ jobs:
         uses: burrunan/gradle-cache-action@v1
         with:
           job-id: jdk17
-          arguments: ${{ matrix.task }}
+          arguments: cargoBuild${{ matrix.task-variant }}
           gradle-version: wrapper
           build-root-directory: android
           execution-only-caches: false
@@ -306,17 +307,19 @@ jobs:
           read-only: ${{ github.ref != 'refs/heads/main' }}
 
       - name: Wait for other jobs (native, relay list)
-        uses: kachick/wait-other-jobs@v2.0.3
+        uses: kachick/wait-other-jobs@v3.5.0
         with:
+          wait-seconds-before-first-polling: '1'
           wait-list: |
             [
               {
                 "workflowFile": "android-app.yml",
-                "jobName": "build-native"
+                "jobMatchMode": "prefix",
+                "jobName": "Build native"
               },
               {
                 "workflowFile": "android-app.yml",
-                "jobName": "generate-relay-list"
+                "jobName": "Generate relay list"
               }
             ]
 

android/BuildInstructions.md

@@ -118,10 +118,10 @@ Linux distro:
 
   ```bash
   cd "$ANDROID_HOME"  # Or some other directory to place the Android NDK
-  wget https://dl.google.com/android/repository/android-ndk-r27b-linux.zip
-  unzip android-ndk-r27b-linux.zip
+  wget https://dl.google.com/android/repository/android-ndk-r27c-linux.zip
+  unzip android-ndk-r27c-linux.zip
 
-  cd android-ndk-r27b
+  cd android-ndk-r27c
   export ANDROID_NDK_HOME="$PWD"
   ```
 
@@ -162,15 +162,15 @@ Run the following command to download wireguard-go-rs submodule: `git submodule
 ### Debug build
 Run the following command to build a debug build:
 ```bash
-../android/build-apk.sh --dev-build
+../android/build.sh --dev-build
 ```
 
 ### Release build
 1. Configure a signing key by following [these instructions](#configure-signing-key).
 2. Move, copy or symlink the directory from step 1 to [./credentials/](./credentials/) (`<repository>/android/credentials/`).
 3. Run the following command to build:
    ```bash
-   ../android/build-apk.sh --app-bundle
+   ../android/build.sh --app-bundle
    ```
 
 ## Configure signing key

android/app/build.gradle.kts

@@ -14,6 +14,7 @@ plugins {
     alias(libs.plugins.kotlin.parcelize)
     alias(libs.plugins.kotlin.ksp)
     alias(libs.plugins.compose)
+    alias(libs.plugins.protobuf.core)
     alias(libs.plugins.rust.android.gradle)
 
     id(Dependencies.junit5AndroidPluginId) version Versions.junit5Plugin
@@ -240,16 +241,14 @@ android {
 
         createDistBundle.dependsOn("bundle$capitalizedVariantName")
 
+        // Ensure we have relay list ready before merging assets.
+        tasks["merge${capitalizedVariantName}Assets"].dependsOn(tasks["generateRelayList"])
+
         // Ensure that we have all the JNI libs before merging them.
-        tasks["merge${capitalizedVariantName}JniLibFolders"].apply {
-            dependsOn(tasks["generateRelayList"])
-            dependsOn("cargoBuild")
-        }
+        tasks["merge${capitalizedVariantName}JniLibFolders"].dependsOn("cargoBuild")
 
         // Ensure all relevant assemble tasks depend on our ensure task.
-        tasks["assemble$capitalizedVariantName"].apply {
-            dependsOn(tasks["ensureValidVersionCode"])
-        }
+        tasks["assemble$capitalizedVariantName"].dependsOn(tasks["ensureValidVersionCode"])
     }
 }
 
@@ -291,7 +290,6 @@ cargo {
             add("--locked")
         }
     }
-    exec = { spec, _ -> println(spec.commandLine) }
 }
 
 tasks.register<Exec>("generateRelayList") {
@@ -308,25 +306,34 @@ tasks.register<Exec>("generateRelayList") {
     doLast {
         val output = standardOutput as ByteArrayOutputStream
         // Create file if needed
-        File("$extraAssetsDirectory").mkdirs()
-        File("$extraAssetsDirectory/relays.json").createNewFile()
-        FileOutputStream("$extraAssetsDirectory/relays.json").use { it.write(output.toByteArray()) }
-
-        // Old ensure exists tasks
-        if (!relayListPath.exists()) {
-            throw GradleException("Failed to generate relay list")
-        }
+        relayListPath.parentFile.mkdirs()
+        relayListPath.createNewFile()
+        FileOutputStream(relayListPath).use { it.write(output.toByteArray()) }
     }
 }
 
+tasks.register<Exec>("cargoClean") {
+    workingDir = File(repoRootPath)
+    commandLine("cargo", "clean")
+}
+
+if (
+    gradleLocalProperties(rootProject.projectDir, providers)
+        .getProperty("CLEAN_CARGO_BUILD")
+        ?.toBoolean() != false
+) {
+    tasks["clean"].dependsOn("cargoClean")
+}
+
+// This is a hack and will not work correctly under all scenarios.
+// See DROID-1696 for how we can improve this.
 fun isReleaseBuild() =
     gradle.startParameter.getTaskNames().any { it.contains("release", ignoreCase = true) }
 
-fun isAlphaOrDevBuild() : Boolean {
+fun isAlphaOrDevBuild(): Boolean {
     val localProperties = gradleLocalProperties(rootProject.projectDir, providers)
     val versionName = generateVersionName(localProperties)
-    return versionName.contains("dev", ignoreCase = true) ||
-        versionName.contains("alpha", ignoreCase = true)
+    return versionName.contains("dev") || versionName.contains("alpha")
 }
 
 androidComponents {

android/build.gradle.kts

@@ -18,7 +18,6 @@ plugins {
 
     alias(libs.plugins.detekt) apply true
     alias(libs.plugins.dependency.versions) apply true
-
 }
 
 buildscript {

android/build-apk.sh android/build.sh

@@ -52,17 +52,12 @@ if [[ "$BUILD_TYPE" == "release" ]]; then
         BUNDLE_TASKS+=(createPlayDevmoleReleaseDistBundle createPlayStagemoleReleaseDistBundle)
     elif [[ "$PRODUCT_VERSION" == *"-alpha"* ]]; then
         echo "Removing old Rust build artifacts"
-        cargo clean
         GRADLE_TASKS+=(createPlayStagemoleReleaseDistApk)
         BUNDLE_TASKS+=(createPlayStagemoleReleaseDistBundle)
         PLAY_PUBLISH_TASKS=(publishPlayStagemoleReleaseBundle)
-    else
-        cargo clean
     fi
 fi
 
-pushd "$SCRIPT_DIR"
-
 # Fallback to the system-wide gradle command if the gradlew script is removed.
 # It is removed by the F-Droid build process before the build starts.
 if [ -f "gradlew" ]; then
@@ -76,7 +71,6 @@ else
 fi
 
 $GRADLE_CMD --console plain clean
-popd
 
 $GRADLE_CMD --console plain "${GRADLE_TASKS[@]}"
 

android/docker/Dockerfile

@@ -8,7 +8,7 @@
 #     -v $GRADLE_CACHE_VOLUME_NAME:/root/.gradle:Z \
 #     -v $ANDROID_CREDENTIALS_DIR:/build/android/credentials:Z \
 #     -v /path/to/repository_root:/build:Z \
-#     mullvadvpn-app-build-android ./build-apk.sh --dev-build
+#     mullvadvpn-app-build-android ./android/build.sh --dev-build
 #
 # See the base image Dockerfile in the repository root (../../Dockerfile)
 # for more information.

android/docs/BuildInstructions.macos.md

@@ -17,7 +17,7 @@ brew install --cask android-studio
 
 Install the following packages:
 ```bash
-brew install protobuf gcc go openjdk@17 rustup-init
+brew install protobuf gcc go openjdk@17 rustup-init python3
 ```
 
 > __*NOTE:*__ Ensure that you setup `openjdk@17` to be the active JDK, follow instructions in
@@ -38,7 +38,7 @@ Open Android Studio -> Tools -> SDK Manager, and install `Android SDK Command-li
 
 Install the necessary Android SDK tools
 ```bash
-~/Library/Android/sdk/cmdline-tools/latest/bin/sdkmanager "platforms;android-35" "build-tools;35.0.0" "platform-tools" "ndk;27.1.12297006"
+~/Library/Android/sdk/cmdline-tools/latest/bin/sdkmanager "platforms;android-35" "build-tools;35.0.0" "platform-tools" "ndk;27.2.12479018"
 ```
 
 Install Android targets
@@ -50,7 +50,7 @@ Export the following environmental variables, and possibly store them for exampl
 `~/.zprofile` or `~/.zshrc` file:
 ```bash
 export ANDROID_HOME="$HOME/Library/Android/sdk"
-export ANDROID_NDK_HOME="$ANDROID_HOME/ndk/27.1.12297006"
+export ANDROID_NDK_HOME="$ANDROID_HOME/ndk/27.2.12479018"
 export NDK_TOOLCHAIN_DIR="$ANDROID_NDK_HOME/toolchains/llvm/prebuilt/darwin-x86_64/bin"
 export AR_aarch64_linux_android="$NDK_TOOLCHAIN_DIR/llvm-ar"
 export AR_armv7_linux_androideabi="$NDK_TOOLCHAIN_DIR/llvm-ar"
@@ -74,10 +74,23 @@ git submodule update --init --recursive --depth=1 wireguard-go-rs
 ```
 
 ## 4. Debug build
+
+### Android Studio
+
+Create the file `android/local.properties` if it does not exist and add the following line:
+
+```bash
+rust.pythonCommand=/opt/homebrew/bin/python3
+```
+
+You should now be able to run the app directly from Android Studio.
+
+### `android/build.sh`
+
 Run the build script in the root of the project to assemble all the native libraries and the app:
 
 ```bash
-./android/build-apk.sh --dev-build
+./android/build.sh --dev-build
 ```
 
 Once the build is complete you should receive a message looking similar to this:
@@ -92,9 +105,6 @@ Once the build is complete you should receive a message looking similar to this:
 **********************************
 ```
 
-Your native binaries have now been built, any subsequent builds that does not have changes to the
-native code can be done in Android Studio or using gradle.
-
 # Build options and configuration
 
 For configuring signing or options to your build continue with the general [build instructions](../BuildInstructions.md).

android/docs/DebugInstructions.md

@@ -1,15 +1,13 @@
 ## Debugging the native libraries in Android Studio with LLDB
 
-1. Make sure the native libraries have been built with debug symbols. If using the `build-apk.sh`
-   script, run `SKIP_STRIPPING=yes ../build-apk.sh --dev-build`.
-2. In Android Studio, go to `Run -> Edit configurations...`
-3. Make sure the `app` configuration is selected.
-4. In the `Debugger` tab, select `Dual (Java + Native)`
-5. Start debugging the app as usual from Android Studio. The app should now stop on a SIGURG signal.
-6. Select the `LLDB` tab in the debugger. Now you can set breakpoints etc, e.g.
+1. In Android Studio, go to `Run -> Edit configurations...`
+2. Make sure the `app` configuration is selected.
+3. In the `Debugger` tab, select `Dual (Java + Native)`
+4. Start debugging the app as usual from Android Studio. The app should now stop on a SIGURG signal.
+5. Select the `LLDB` tab in the debugger. Now you can set breakpoints etc, e.g.
    `breakpoint set -n open_tun`
-7. Before continuing run `pro hand -p true -s false SIGURG`
-8. Click `Resume Program` and the app will resume until the breakpoint is hit.
+6. Before continuing run `pro hand -p true -s false SIGURG`
+7. Click `Resume Program` and the app will resume until the breakpoint is hit.
 
 NOTE: When running LLDB, Android Studio can sometimes get into a state where it will try to
 connect to the debugger when running the app normally, which blocks the app from starting.

building/android-container-image.txt

@@ -1 +1 @@
-ghcr.io/mullvad/mullvadvpn-app-build-android:7b6bc0f44
+ghcr.io/mullvad/mullvadvpn-app-build-android:3ac5745b0

building/containerized-build.sh

@@ -18,7 +18,7 @@ case $platform in
         shift 1
     ;;
     android)
-        build_command=("./android/build-apk.sh")
+        build_command=("./android/build.sh")
         shift 1
     ;;
     *)

wireguard-go-rs/build.rs

@@ -172,6 +172,7 @@ fn build_android_dynamic_lib(daita: bool) -> anyhow::Result<()> {
     // or if the libwg.so file has been changed. The latter is required since the
     // libwg.so file could be deleted. It however means that this build will need
     // to run two times before it is properly cached.
+    // FIXME: Figure out a way to do this better. This is tracked in DROID-1697.
     println!(
         "cargo::rerun-if-changed={}",
         android_output_path(target)?.join("libwg.so").display()
@@ -232,7 +233,8 @@ fn android_move_binary(binary: &Path, output: &Path) -> anyhow::Result<()> {
     std::fs::create_dir_all(parent_of_output)?;
 
     let mut copy_command = Command::new("cp");
-    // P command is required to not rebuild this module everytime
+    // -p command is required to preserve ownership and timestamp of the file to prevent a
+    // rebuild of this module everytime.
     copy_command
         .arg("-p")
         .arg(binary.to_str().unwrap())