feat: Implement killPackage()

Change-Id: I00d8d6d275f90b4c15270700b01c3370e2f1f4e0
XayahSuSuSu · Dec 7, 2023 · b8fc1c7 · b8fc1c7
1 parent a02a59a
commit b8fc1c7
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diff --git a/...service/src/main/kotlin/com/xayah/core/service/packages/backup/cloud/BackupServiceImpl.kt b/...service/src/main/kotlin/com/xayah/core/service/packages/backup/cloud/BackupServiceImpl.kt
@@ -35,6 +35,7 @@ import com.xayah.core.util.DateUtil
 import com.xayah.core.util.GsonUtil
 import com.xayah.core.util.NotificationUtil
 import com.xayah.core.util.PathUtil
+import com.xayah.core.util.command.BaseUtil
 import com.xayah.core.util.command.PreparationUtil
 import com.xayah.core.util.command.Rclone
 import dagger.hilt.android.AndroidEntryPoint
@@ -140,6 +141,10 @@ internal class BackupServiceImpl : Service() {
             packages.forEach { currentPackage ->
                 log { "Current package: ${currentPackage.packageName}, apk: ${currentPackage.apkSelected}, data: ${currentPackage.dataSelected}." }
 
+                // Kill the package.
+                log { "Trying to kill ${currentPackage.packageName}." }
+                BaseUtil.killPackage(currentPackage.packageName)
+
                 val packageBackupOperation = PackageBackupOperation(
                     packageName = currentPackage.packageName,
                     timestamp = timestamp,

diff --git a/...service/src/main/kotlin/com/xayah/core/service/packages/backup/local/BackupServiceImpl.kt b/...service/src/main/kotlin/com/xayah/core/service/packages/backup/local/BackupServiceImpl.kt
@@ -28,6 +28,7 @@ import com.xayah.core.service.util.upsertUserDe
 import com.xayah.core.util.DateUtil
 import com.xayah.core.util.NotificationUtil
 import com.xayah.core.util.PathUtil
+import com.xayah.core.util.command.BaseUtil
 import com.xayah.core.util.command.PreparationUtil
 import com.xayah.core.util.localBackupSaveDir
 import dagger.hilt.android.AndroidEntryPoint
@@ -121,6 +122,10 @@ internal class BackupServiceImpl : Service() {
             packages.forEach { currentPackage ->
                 log { "Current package: ${currentPackage.packageName}, apk: ${currentPackage.apkSelected}, data: ${currentPackage.dataSelected}." }
 
+                // Kill the package.
+                log { "Trying to kill ${currentPackage.packageName}." }
+                BaseUtil.killPackage(currentPackage.packageName)
+
                 val packageBackupOperation = PackageBackupOperation(
                     packageName = currentPackage.packageName,
                     timestamp = timestamp,

diff --git a/source/core/util/src/main/kotlin/com/xayah/core/util/command/BaseUtil.kt b/source/core/util/src/main/kotlin/com/xayah/core/util/command/BaseUtil.kt
@@ -27,6 +27,9 @@ import com.xayah.core.util.filesDir
 import com.xayah.core.util.logDir
 import com.xayah.core.util.model.ShellResult
 import com.xayah.core.util.withIOContext
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.runBlocking
+import kotlinx.coroutines.withTimeout
 import net.lingala.zip4j.ZipFile
 import java.io.ByteArrayOutputStream
 import java.io.File
@@ -106,6 +109,45 @@ object BaseUtil {
         )
     }
 
+    suspend fun killPackage(packageName: String) = runBlocking {
+        launch {
+            withTimeout(10000) {
+                var processesCount = 1
+
+                while (processesCount != 0) {
+                    // ps -A | grep -w "$packageName"
+                    execute(
+                        "ps",
+                        "-A",
+                        "|",
+                        "grep",
+                        "-w",
+                        "$QUOTE$packageName$QUOTE",
+                    ).also { result ->
+                        if (result.isSuccess) {
+                            // There are still processes left.
+                            processesCount = result.out.size
+
+                            // killall -9 "$packageName" && am force-stop "$packageName" && am kill "$packageName"
+                            execute(
+                                "killall -9",
+                                "$QUOTE$packageName$QUOTE",
+                                "&&",
+                                "am force-stop",
+                                "$QUOTE$packageName$QUOTE",
+                                "&&",
+                                "am kill",
+                                "$QUOTE$packageName$QUOTE",
+                            )
+                        } else {
+                            processesCount = 0
+                        }
+                    }
+                }
+            }
+        }.join()
+    }
+
     suspend fun umount(dst: String) {
         // umount -f "$dst"
         execute(