optimization (#4393)

* optimization

* fix

* fix2

* fix3

.github/workflows/build.yml

@@ -21,47 +21,41 @@ jobs:
         submodules: 'recursive'
         fetch-depth: '0'
 
+    - name: Setup Android SDK
+      uses: android-actions/setup-android@v3
+      with:
+        log-accepted-android-sdk-licenses: false
+        cmdline-tools-version: '12266719'
+        packages: 'platforms;android-35 build-tools;35.0.0 platform-tools'
+
+    - name: Install NDK
+      run: |
+        echo "y" | $ANDROID_HOME/cmdline-tools/latest/bin/sdkmanager \
+          --channel=3 \
+          --install "ndk;29.0.13113456"
+        echo "NDK_HOME=$ANDROID_HOME/ndk/29.0.13113456" >> $GITHUB_ENV
+        sed -i '10i\
+        \
+            ndkVersion = "29.0.13113456"' ${{ github.workspace }}/V2rayNG/app/build.gradle.kts
+
     - name: Restore cached libtun2socks
       id: cache-libtun2socks-restore
       uses: actions/cache/restore@v4
       with:
         path: ${{ github.workspace }}/libs
-        key: libtun2socks-${{ runner.os }}-${{ hashFiles('.git/modules/badvpn/HEAD') }}-${{ hashFiles('.git/modules/libancillary/HEAD') }}
+        key: libtun2socks-${{ runner.os }}-${{ env.NDK_HOME }}-${{ hashFiles('.git/modules/badvpn/HEAD') }}-${{ hashFiles('.git/modules/libancillary/HEAD') }}
-
-    - name: Setup Android NDK
-      uses: nttld/setup-ndk@v1
-      id: setup-ndk
-      # Same version as https://gitlab.com/fdroid/fdroiddata/metadata/com.v2ray.ang.yml
-      with:
-        ndk-version: r27
-        add-to-path: true
-        link-to-sdk: true
-        local-cache: true
-
-    - name: Restore Android Symlinks
-      run: |
-        directory="${{ steps.setup-ndk.outputs.ndk-path }}/toolchains/llvm/prebuilt/linux-x86_64/bin"
-        find "$directory" -type l | while read link; do
-            current_target=$(readlink "$link")
-            new_target="$directory/$(basename "$current_target")"
-            ln -sf "$new_target" "$link"
-            echo "Changed $(basename "$link") from $current_target to $new_target"
-        done
 
     - name: Build libtun2socks
       if: steps.cache-libtun2socks-restore.outputs.cache-hit != 'true'
       run: |
         bash compile-tun2socks.sh
-        tar -xvzf libtun2socks.so.tgz
-      env:
-        NDK_HOME: ${{ steps.setup-ndk.outputs.ndk-path }}
 
     - name: Save libtun2socks
       if: steps.cache-libtun2socks-restore.outputs.cache-hit != 'true'
       uses: actions/cache/save@v4
       with:
         path: ${{ github.workspace }}/libs
-        key: libtun2socks-${{ runner.os }}-${{ hashFiles('.git/modules/badvpn/HEAD') }}-${{ hashFiles('.git/modules/libancillary/HEAD') }}
+        key: libtun2socks-${{ runner.os }}-${{ env.NDK_HOME }}-${{ hashFiles('.git/modules/badvpn/HEAD') }}-${{ hashFiles('.git/modules/libancillary/HEAD') }}
 
     - name: Copy libtun2socks
       run: |
@@ -88,27 +82,26 @@ jobs:
       uses: actions/cache/restore@v4
       with:
         path: ${{ github.workspace }}/hysteria/libs
-        key: libhysteria2-${{ runner.os }}-${{ hashFiles('.git/modules/hysteria/HEAD') }}-${{ hashFiles('libhysteria2.sh') }}
+        key: libhysteria2-${{ runner.os }}-${{ env.NDK_HOME }}-${{ hashFiles('.git/modules/hysteria/HEAD') }}-${{ hashFiles('libhysteria2.sh') }}
 
     - name: Setup Golang
       if: steps.cache-libhysteria2-restore.outputs.cache-hit != 'true'
       uses: actions/setup-go@v5
       with:
         go-version-file: 'AndroidLibXrayLite/go.mod'
+        cache: false
 
     - name: Build libhysteria2
       if: steps.cache-libhysteria2-restore.outputs.cache-hit != 'true'
       run: |
         bash libhysteria2.sh
-      env:
-        ANDROID_NDK_HOME: ${{ steps.setup-ndk.outputs.ndk-path }}
 
     - name: Save libhysteria2
       if: steps.cache-libhysteria2-restore.outputs.cache-hit != 'true'
       uses: actions/cache/save@v4
       with:
         path: ${{ github.workspace }}/hysteria/libs
-        key: libhysteria2-${{ runner.os }}-${{ hashFiles('.git/modules/hysteria/HEAD') }}-${{ hashFiles('libhysteria2.sh') }}
+        key: libhysteria2-${{ runner.os }}-${{ env.NDK_HOME }}-${{ hashFiles('.git/modules/hysteria/HEAD') }}-${{ hashFiles('libhysteria2.sh') }}
 
     - name: Copy libhysteria2
       run: |
@@ -120,9 +113,6 @@ jobs:
         distribution: 'temurin'
         java-version: '21'
 
-    - name: Setup Android environment
-      uses: android-actions/setup-android@v3
-
     - name: Decode Keystore
       uses: timheuer/base64-to-file@v1
       id: android_keystore
@@ -133,11 +123,10 @@ jobs:
     - name: Build APK
       run: |
         cd ${{ github.workspace }}/V2rayNG
+        echo "sdk.dir=${ANDROID_HOME}" > local.properties
         chmod 755 gradlew
         ./gradlew licenseFdroidReleaseReport
         ./gradlew assembleRelease -Pandroid.injected.signing.store.file=${{ steps.android_keystore.outputs.filePath }} -Pandroid.injected.signing.store.password=${{ secrets.APP_KEYSTORE_PASSWORD }} -Pandroid.injected.signing.key.alias=${{ secrets.APP_KEYSTORE_ALIAS }} -Pandroid.injected.signing.key.password=${{ secrets.APP_KEY_PASSWORD }}
-      env:
-        ANDROID_NDK_HOME: ${{ steps.setup-ndk.outputs.ndk-path }}
     
     - name: Upload arm64-v8a APK
       uses: actions/upload-artifact@v4

compile-tun2socks.sh

@@ -23,11 +23,10 @@ $NDK_HOME/ndk-build \
 	NDK_PROJECT_PATH=. \
 	APP_BUILD_SCRIPT=./tun2socks.mk \
 	APP_ABI=all \
-	APP_PLATFORM=android-19 \
+	APP_PLATFORM=android-21 \
 	NDK_LIBS_OUT=$TMPDIR/libs \
 	NDK_OUT=$TMPDIR/tmp \
-	APP_SHORT_COMMANDS=false LOCAL_SHORT_COMMANDS=false -B -j4 \
+	APP_SHORT_COMMANDS=false LOCAL_SHORT_COMMANDS=false -B -j4
-        LOCAL_LDFLAGS=-Wl,--build-id=none
+cp -r $TMPDIR/libs $__dir/
-tar cvfz $__dir/libtun2socks.so.tgz libs
 popd
 rm -rf $TMPDIR

libhysteria2.sh

@@ -14,7 +14,7 @@ for target in "${targets[@]}"; do
 
   echo "Building for ${abi} with ${ndk_target} (${goarch})"
 
-  CC="${ANDROID_NDK_HOME}/toolchains/llvm/prebuilt/linux-x86_64/bin/${ndk_target}-clang" CGO_ENABLED=1 CGO_LDFLAGS="-Wl,-z,max-page-size=16384" GOOS=android GOARCH=$goarch go build -o libs/$abi/libhysteria2.so -trimpath -ldflags "-s -w -buildid=" -buildvcs=false ./app
+  CC="${NDK_HOME}/toolchains/llvm/prebuilt/linux-x86_64/bin/${ndk_target}-clang" CGO_ENABLED=1 GOOS=android GOARCH=$goarch go build -o libs/$abi/libhysteria2.so -trimpath -ldflags "-s -w -buildid=" -buildvcs=false ./app
 
   echo "Built libhysteria2.so for ${abi}"
 done

tun2socks.mk

@@ -37,7 +37,6 @@ LOCAL_CFLAGS += -DNDEBUG -DANDROID
 LOCAL_CFLAGS += -I
 LOCAL_STATIC_LIBRARIES := libancillary
 LOCAL_C_INCLUDES := \
-	$(LOCAL_PATH)/badvpn/libancillary \
         $(LOCAL_PATH)/badvpn/lwip/src/include/ipv4 \
         $(LOCAL_PATH)/badvpn/lwip/src/include/ipv6 \
         $(LOCAL_PATH)/badvpn/lwip/src/include \
@@ -110,6 +109,7 @@ TUN2SOCKS_SOURCES := \
         socks_udp_client/SocksUdpClient.c
 LOCAL_MODULE := tun2socks
 LOCAL_LDLIBS := -ldl -llog
+LOCAL_LDFLAGS=-Wl,--build-id=none
 LOCAL_SRC_FILES := $(addprefix badvpn/, $(TUN2SOCKS_SOURCES))
 LOCAL_BUILD_SCRIPT := BUILD_EXECUTABLE
 LOCAL_MAKEFILE     := $(local-makefile)