diff --git a/app/build.gradle.kts b/app/build.gradle.kts index 4ad7327ea..6c6916c58 100644 --- a/app/build.gradle.kts +++ b/app/build.gradle.kts @@ -70,15 +70,14 @@ configurations.all { dependencies { implementation(project(":app:shared")) - implementation("com.github.topjohnwu:jtar:1.1.0") implementation("com.github.topjohnwu:indeterminate-checkbox:1.0.7") - implementation("com.github.topjohnwu:lz4-java:1.7.1") implementation("com.jakewharton.timber:timber:5.0.1") implementation("org.bouncycastle:bcpkix-jdk18on:1.78.1") implementation("dev.rikka.rikkax.layoutinflater:layoutinflater:1.3.0") implementation("dev.rikka.rikkax.insets:insets:1.3.0") implementation("dev.rikka.rikkax.recyclerview:recyclerview-ktx:1.3.2") implementation("io.noties.markwon:core:4.6.2") + implementation("org.apache.commons:commons-compress:1.26.2") val vLibsu = "6.0.0" implementation("com.github.topjohnwu.libsu:core:${vLibsu}") diff --git a/app/src/main/java/com/topjohnwu/magisk/core/tasks/MagiskInstaller.kt b/app/src/main/java/com/topjohnwu/magisk/core/tasks/MagiskInstaller.kt index 37bd40b6a..62a7dd92b 100644 --- a/app/src/main/java/com/topjohnwu/magisk/core/tasks/MagiskInstaller.kt +++ b/app/src/main/java/com/topjohnwu/magisk/core/tasks/MagiskInstaller.kt @@ -35,37 +35,53 @@ import com.topjohnwu.superuser.nio.ExtendedFile import com.topjohnwu.superuser.nio.FileSystemManager import kotlinx.coroutines.Dispatchers import kotlinx.coroutines.withContext -import net.jpountz.lz4.LZ4FrameInputStream -import org.kamranzafar.jtar.TarEntry -import org.kamranzafar.jtar.TarHeader -import org.kamranzafar.jtar.TarInputStream -import org.kamranzafar.jtar.TarOutputStream +import org.apache.commons.compress.archivers.tar.TarArchiveEntry +import org.apache.commons.compress.archivers.tar.TarArchiveInputStream +import org.apache.commons.compress.archivers.tar.TarArchiveOutputStream +import org.apache.commons.compress.archivers.zip.ZipArchiveEntry +import org.apache.commons.compress.archivers.zip.ZipArchiveInputStream +import org.apache.commons.compress.archivers.zip.ZipFile +import org.apache.commons.compress.compressors.lz4.FramedLZ4CompressorInputStream import timber.log.Timber -import java.io.* +import java.io.File +import java.io.FilterInputStream +import java.io.IOException +import java.io.InputStream +import java.io.OutputStream +import java.io.PushbackInputStream import java.nio.ByteBuffer import java.security.SecureRandom -import java.util.* +import java.util.Arrays +import java.util.Locale import java.util.concurrent.atomic.AtomicBoolean -import java.util.zip.ZipEntry -import java.util.zip.ZipFile -import java.util.zip.ZipInputStream abstract class MagiskInstallImpl protected constructor( protected val console: MutableList, private val logs: MutableList ) { - protected lateinit var installDir: ExtendedFile + private lateinit var installDir: ExtendedFile private lateinit var srcBoot: ExtendedFile private val shell = Shell.getShell() - private val service get() = ServiceLocator.networkService - protected val context get() = ServiceLocator.deContext private val useRootDir = shell.isRoot && Info.noDataExec + protected val context get() = ServiceLocator.deContext private val rootFS get() = RootUtils.fs private val localFS get() = FileSystemManager.getLocal() + private val destName: String by lazy { + val alpha = "abcdefghijklmnopqrstuvwxyz" + val alphaNum = "$alpha${alpha.uppercase(Locale.ROOT)}0123456789" + val random = SecureRandom() + StringBuilder("magisk_patched-${BuildConfig.VERSION_CODE}_").run { + for (i in 1..5) { + append(alphaNum[random.nextInt(alphaNum.length)]) + } + toString() + } + } + private fun findImage(): Boolean { val bootPath = "RECOVERYMODE=${Config.recovery} find_boot_image; echo \"\$BOOTIMAGE\"".fsh() if (bootPath.isEmpty()) { @@ -106,8 +122,8 @@ abstract class MagiskInstallImpl protected constructor( try { // Extract binaries if (isRunningAsStub) { - ZipFile(StubApk.current(context)).use { zf -> - zf.entries().asSequence().filter { + ZipFile.builder().setFile(StubApk.current(context)).get().use { zf -> + zf.entries.asSequence().filter { !it.isDirectory && it.name.startsWith("/lib/${Const.CPU_ABI}/") }.forEach { val n = it.name.substring(it.name.lastIndexOf('/') + 1) @@ -120,13 +136,14 @@ abstract class MagiskInstallImpl protected constructor( val abi32 = Const.CPU_ABI_32 if (Process.is64Bit() && abi32 != null) { val magisk32 = File(installDir, "magisk32") - zf.getInputStream(ZipEntry("lib/$abi32/libmagisk.so")).writeTo(magisk32) + val entry = zf.getEntry("lib/$abi32/libmagisk.so") + zf.getInputStream(entry).writeTo(magisk32) magisk32.setExecutable(true) } } } else { val info = context.applicationInfo - var libs = File(info.nativeLibraryDir).listFiles { _, name -> + val libs = File(info.nativeLibraryDir).listFiles { _, name -> name.startsWith("lib") && name.endsWith(".so") } ?: emptyArray() @@ -179,78 +196,107 @@ abstract class MagiskInstallImpl protected constructor( private suspend fun InputStream.copyAndCloseOut(out: OutputStream) = out.use { copyAll(it) } - private fun newTarEntry(name: String, size: Long): TarEntry { - console.add("-- Writing: $name") - return TarEntry(TarHeader.createHeader(name, size, 0, false, 420 /* 0644 */)) - } - private class NoAvailableStream(s: InputStream) : FilterInputStream(s) { // Make sure available is never called on the actual stream and always return 0 - // 1. Workaround bug in LZ4FrameInputStream - // 2. Reduce max buffer size to prevent OOM + // to reduce max buffer size and avoid OOM override fun available() = 0 } private class NoBootException : IOException() + inner class BootItem(private val entry: TarArchiveEntry) { + val name = entry.name.replace(".lz4", "") + var file = installDir.getChildFile(name) + + suspend fun copyTo(tarOut: TarArchiveOutputStream) { + entry.name = name + entry.size = file.length() + file.newInputStream().use { + console.add("-- Writing : $name") + tarOut.putArchiveEntry(entry) + it.copyAll(tarOut) + tarOut.closeArchiveEntry() + } + } + } + @Throws(IOException::class) - private suspend fun processTar(tarIn: TarInputStream, tarOut: TarOutputStream): ExtendedFile { + private suspend fun processTar( + tarIn: TarArchiveInputStream, + tarOut: TarArchiveOutputStream + ): BootItem { console.add("- Processing tar file") - lateinit var entry: TarEntry + lateinit var entry: TarArchiveEntry fun decompressedStream(): InputStream { - val stream = if (entry.name.endsWith(".lz4")) LZ4FrameInputStream(tarIn) else tarIn + val stream = if (entry.name.endsWith(".lz4")) + FramedLZ4CompressorInputStream(tarIn, true) else tarIn return NoAvailableStream(stream) } - while (tarIn.nextEntry?.let { entry = it } != null) { - if (entry.name.startsWith("boot.img") || - entry.name.startsWith("init_boot.img") || - (Config.recovery && entry.name.contains("recovery.img"))) { - val name = entry.name.replace(".lz4", "") - console.add("-- Extracting: $name") + var boot: BootItem? = null + var initBoot: BootItem? = null + var recovery: BootItem? = null - val extract = installDir.getChildFile(name) - decompressedStream().copyAndCloseOut(extract.newOutputStream()) + while (true) { + entry = tarIn.nextEntry ?: break + + val bootItem: BootItem? + if (entry.name.startsWith("boot.img")) { + bootItem = BootItem(entry) + boot = bootItem + } else if (entry.name.startsWith("init_boot.img")) { + bootItem = BootItem(entry) + initBoot = bootItem + } else if (Config.recovery && entry.name.contains("recovery.img")) { + bootItem = BootItem(entry) + recovery = bootItem + } else { + bootItem = null + } + + if (bootItem != null) { + console.add("-- Extracting: ${bootItem.name}") + decompressedStream().copyAndCloseOut(bootItem.file.newOutputStream()) } else if (entry.name.contains("vbmeta.img")) { val rawData = decompressedStream().readBytes() // Valid vbmeta.img should be at least 256 bytes if (rawData.size < 256) continue - // Patch flags to AVB_VBMETA_IMAGE_FLAGS_HASHTREE_DISABLED | - // AVB_VBMETA_IMAGE_FLAGS_VERIFICATION_DISABLED - console.add("-- Patching: vbmeta.img") - ByteBuffer.wrap(rawData).putInt(120, 3) - tarOut.putNextEntry(newTarEntry("vbmeta.img", rawData.size.toLong())) - tarOut.write(rawData) // vbmeta partition exist, disable boot vbmeta patch Info.patchBootVbmeta = false + + val name = entry.name.replace(".lz4", "") + console.add("-- Patching : $name") + + // Patch flags to AVB_VBMETA_IMAGE_FLAGS_HASHTREE_DISABLED | + // AVB_VBMETA_IMAGE_FLAGS_VERIFICATION_DISABLED + ByteBuffer.wrap(rawData).putInt(120, 3) + + // Update entry with new information + entry.name = name + entry.size = rawData.size.toLong() + + // Write output + tarOut.putArchiveEntry(entry) + tarOut.write(rawData) + tarOut.closeArchiveEntry() } else if (entry.name.contains("userdata.img")) { + console.add("-- Skipping : ${entry.name}") continue } else { - console.add("-- Copying: ${entry.name}") - tarOut.putNextEntry(entry) + console.add("-- Copying : ${entry.name}") + tarOut.putArchiveEntry(entry) tarIn.copyAll(tarOut, bufferSize = 1024 * 1024) + tarOut.closeArchiveEntry() } } - val boot = installDir.getChildFile("boot.img") - val initBoot = installDir.getChildFile("init_boot.img") - val recovery = installDir.getChildFile("recovery.img") - - suspend fun ExtendedFile.copyToTar() { - newInputStream().use { - tarOut.putNextEntry(newTarEntry(name, length())) - it.copyAll(tarOut) - } - delete() - } - // Patch priority: recovery > init_boot > boot return when { - recovery.exists() -> { - if (boot.exists()) { + recovery != null -> { + if (boot != null) { // Repack boot image to prevent auto restore arrayOf( "cd $installDir", @@ -261,27 +307,27 @@ abstract class MagiskInstallImpl protected constructor( "./magiskboot cleanup", "rm -f new-boot.img", "cd /").sh() - boot.copyToTar() + boot.copyTo(tarOut) } recovery } - initBoot.exists() -> { - if (boot.exists()) - boot.copyToTar() + initBoot != null -> { + boot?.copyTo(tarOut) initBoot } - boot.exists() -> boot + boot != null -> boot else -> throw NoBootException() } } @Throws(IOException::class) - private suspend fun processZip(zipIn: ZipInputStream): ExtendedFile { + private suspend fun processZip(zipIn: ZipArchiveInputStream): ExtendedFile { console.add("- Processing zip file") val boot = installDir.getChildFile("boot.img") val initBoot = installDir.getChildFile("init_boot.img") - lateinit var entry: ZipEntry - while (zipIn.nextEntry?.also { entry = it } != null) { + var entry: ZipArchiveEntry + while (true) { + entry = zipIn.nextEntry ?: break if (entry.isDirectory) continue when (entry.name.substringAfterLast('/')) { "payload.bin" -> { @@ -376,9 +422,10 @@ abstract class MagiskInstallImpl protected constructor( } } - private suspend fun handleFile(uri: Uri): Boolean { + private suspend fun processFile(uri: Uri): Boolean { val outStream: OutputStream val outFile: MediaStoreUtils.UriFile + var bootItem: BootItem? = null // Process input file try { @@ -393,23 +440,17 @@ abstract class MagiskInstallImpl protected constructor( val magic = head.copyOf(4) val tarMagic = Arrays.copyOfRange(head, 257, 262) - val alpha = "abcdefghijklmnopqrstuvwxyz" - val alphaNum = "$alpha${alpha.uppercase(Locale.ROOT)}0123456789" - val random = SecureRandom() - val filename = StringBuilder("magisk_patched-${BuildConfig.VERSION_CODE}_").run { - for (i in 1..5) { - append(alphaNum[random.nextInt(alphaNum.length)]) - } - toString() - } - srcBoot = if (tarMagic.contentEquals("ustar".toByteArray())) { // tar file - outFile = MediaStoreUtils.getFile("$filename.tar", true) - outStream = TarOutputStream(outFile.uri.outputStream()) + outFile = MediaStoreUtils.getFile("$destName.tar", true) + outStream = TarArchiveOutputStream(outFile.uri.outputStream()).also { + it.setBigNumberMode(TarArchiveOutputStream.BIGNUMBER_STAR) + it.setLongFileMode(TarArchiveOutputStream.LONGFILE_GNU) + } try { - processTar(TarInputStream(src), outStream) + bootItem = processTar(TarArchiveInputStream(src), outStream) + bootItem.file } catch (e: IOException) { outStream.close() outFile.delete() @@ -417,14 +458,14 @@ abstract class MagiskInstallImpl protected constructor( } } else { // raw image - outFile = MediaStoreUtils.getFile("$filename.img", true) + outFile = MediaStoreUtils.getFile("$destName.img", true) outStream = outFile.uri.outputStream() try { if (magic.contentEquals("CrAU".toByteArray())) { processPayload(src) } else if (magic.contentEquals("PK\u0003\u0004".toByteArray())) { - processZip(ZipInputStream(src)) + processZip(ZipArchiveInputStream(src)) } else { console.add("- Copying image to cache") installDir.getChildFile("boot.img").also { @@ -455,17 +496,12 @@ abstract class MagiskInstallImpl protected constructor( // Output file try { val newBoot = installDir.getChildFile("new-boot.img") - if (outStream is TarOutputStream) { - val name = with(srcBoot.path) { - when { - contains("recovery") -> "recovery.img" - contains("init_boot") -> "init_boot.img" - else -> "boot.img" - } - } - outStream.putNextEntry(newTarEntry(name, newBoot.length())) + if (bootItem != null) { + bootItem.file = newBoot + bootItem.copyTo(outStream as TarArchiveOutputStream) + } else { + newBoot.newInputStream().copyAndClose(outStream) } - newBoot.newInputStream().copyAndClose(outStream) newBoot.delete() console.add("") @@ -536,7 +572,7 @@ abstract class MagiskInstallImpl protected constructor( private fun String.fsh() = ShellUtils.fastCmd(shell, this) private fun Array.fsh() = ShellUtils.fastCmd(shell, *this) - protected suspend fun patchFile(file: Uri) = extractFiles() && handleFile(file) + protected suspend fun patchFile(file: Uri) = extractFiles() && processFile(file) protected suspend fun direct() = findImage() && extractFiles() && patchBoot() && flashBoot() @@ -553,9 +589,14 @@ abstract class MagiskInstallImpl protected constructor( open suspend fun exec(): Boolean { if (haveActiveSession.getAndSet(true)) return false + val result = withContext(Dispatchers.IO) { operations() } haveActiveSession.set(false) - return result + if (result) + return true + + Shell.cmd("rm -rf $installDir").submit() + return false } companion object { @@ -573,7 +614,6 @@ abstract class MagiskInstaller( if (success) { console.add("- All done!") } else { - Shell.cmd("rm -rf $installDir").submit() console.add("! Installation failed") } return success diff --git a/app/src/main/java/com/topjohnwu/magisk/core/utils/ZipUtils.kt b/app/src/main/java/com/topjohnwu/magisk/core/utils/ZipUtils.kt index 1f2bc68e8..af0b024c6 100644 --- a/app/src/main/java/com/topjohnwu/magisk/core/utils/ZipUtils.kt +++ b/app/src/main/java/com/topjohnwu/magisk/core/utils/ZipUtils.kt @@ -1,24 +1,36 @@ package com.topjohnwu.magisk.core.utils import com.topjohnwu.magisk.core.ktx.copyAll +import org.apache.commons.compress.archivers.zip.ZipArchiveEntry +import org.apache.commons.compress.archivers.zip.ZipArchiveInputStream +import org.apache.commons.compress.archivers.zip.ZipFile import java.io.File import java.io.IOException import java.io.InputStream -import java.util.zip.ZipEntry -import java.util.zip.ZipInputStream @Throws(IOException::class) suspend fun File.unzip(folder: File, path: String = "", junkPath: Boolean = false) { - inputStream().buffered().use { - it.unzip(folder, path, junkPath) + ZipFile.Builder().setFile(this).get().use { zip -> + for (entry in zip.entries) { + if (!entry.name.startsWith(path) || entry.isDirectory) { + // Ignore directories, only create files + continue + } + val name = if (junkPath) + entry.name.substring(entry.name.lastIndexOf('/') + 1) + else + entry.name + val dest = File(folder, name) + dest.parentFile?.mkdirs() + dest.outputStream().use { out -> zip.getInputStream(entry).copyAll(out) } + } } } @Throws(IOException::class) -suspend fun InputStream.unzip(folder: File, path: String, junkPath: Boolean) { - try { - val zin = ZipInputStream(this) - var entry: ZipEntry +suspend fun InputStream.unzip(folder: File, path: String = "", junkPath: Boolean = false) { + ZipArchiveInputStream(this).use { zin -> + var entry: ZipArchiveEntry while (true) { entry = zin.nextEntry ?: break if (!entry.name.startsWith(path) || entry.isDirectory) { @@ -31,13 +43,8 @@ suspend fun InputStream.unzip(folder: File, path: String, junkPath: Boolean) { entry.name val dest = File(folder, name) - dest.parentFile!!.let { - if (!it.exists()) - it.mkdirs() - } + dest.parentFile?.mkdirs() dest.outputStream().use { out -> zin.copyAll(out) } } - } catch (e: IllegalArgumentException) { - throw IOException(e) } }