feat. run alpine without shizuku or root

Author: RohitKushvaha01

app/build.gradle.kts

@@ -1,4 +1,11 @@
 import java.util.Properties
+import com.android.build.gradle.internal.tasks.factory.dependsOn
+import java.io.BufferedOutputStream
+import java.io.FileInputStream
+import java.io.FileOutputStream
+import java.net.URI
+import java.security.DigestInputStream
+import java.security.MessageDigest
 
 plugins {
     alias(libs.plugins.androidApplication)
@@ -108,6 +115,69 @@ android {
     }
 }
 
+fun downloadFile(localUrl: String, remoteUrl: String, expectedChecksum: String) {
+    val digest = MessageDigest.getInstance("SHA-256")
+
+    val file = File(projectDir, localUrl)
+    if (file.exists()) {
+        val buffer = ByteArray(8192)
+        val input = FileInputStream(file)
+        while (true) {
+            val readBytes = input.read(buffer)
+            if (readBytes < 0) break
+            digest.update(buffer, 0, readBytes)
+        }
+        var checksum = BigInteger(1, digest.digest()).toString(16)
+        while (checksum.length < 64) { checksum = "0$checksum" }
+        if (checksum == expectedChecksum) {
+            return
+        } else {
+            logger.warn("Deleting old local file with wrong hash: $localUrl: expected: $expectedChecksum, actual: $checksum")
+            file.delete()
+        }
+    }
+
+    logger.quiet("Downloading $remoteUrl ...")
+
+    file.parentFile.mkdirs()
+    val out = BufferedOutputStream(FileOutputStream(file))
+
+    val connection = URI(remoteUrl).toURL().openConnection()
+    val digestStream = DigestInputStream(connection.inputStream, digest)
+    digestStream.transferTo(out)
+    out.close()
+
+    var checksum = BigInteger(1, digest.digest()).toString(16)
+    while (checksum.length < 64) { checksum = "0$checksum" }
+    if (checksum != expectedChecksum) {
+        file.delete()
+        throw GradleException("Wrong checksum for $remoteUrl:\n Expected: $expectedChecksum\n Actual:   $checksum")
+    }
+}
+
+tasks.register("downloadPrebuilt") {
+    doLast {
+        val prootTag = "proot-2025.01.15-r2"
+        val prootVersion = "5.1.107-66"
+        var prootUrl = "https://github.com/termux-play-store/termux-packages/releases/download/${prootTag}/libproot-loader-ARCH-${prootVersion}.so"
+
+        downloadFile("src/main/jniLibs/armeabi-v7a/libproot-loader.so", prootUrl.replace("ARCH", "arm"), "eb1d64e9ef875039534ce7a8eeffa61bbc4c0ae5722cb48c9112816b43646a3e")
+        downloadFile("src/main/jniLibs/arm64-v8a/libproot-loader.so", prootUrl.replace("ARCH", "aarch64"), "8814b72f760cd26afe5350a1468cabb6622b4871064947733fcd9cd06f1c8cb8")
+        downloadFile("src/main/jniLibs/x86_64/libproot-loader.so", prootUrl.replace("ARCH", "x86_64"), "1a52cc9cc5fdecbf4235659ffeac8c51e4fefd7c75cc205f52d4884a3a0a0ba1")
+        prootUrl = "https://github.com/termux-play-store/termux-packages/releases/download/${prootTag}/libproot-loader32-ARCH-${prootVersion}.so"
+        downloadFile("src/main/jniLibs/arm64-v8a/libproot-loader32.so", prootUrl.replace("ARCH", "aarch64"), "ff56a5e3a37104f6778420d912e3edf31395c15d1528d28f0eb7d13a64481b99")
+        downloadFile("src/main/jniLibs/x86_64/libproot-loader32.so", prootUrl.replace("ARCH", "x86_64"), "5460a597e473f57f0d33405891e35ca24709173ca0a38805d395e3544ab8b1b4")
+    }
+}
+
+afterEvaluate {
+    android.applicationVariants.all { variant ->
+        variant.javaCompileProvider.dependsOn("downloadPrebuilt")
+        true
+    }
+}
+
+
 dependencies {
     //coreLibraryDesugaring(libs.desugar.jdk.libs)
     implementation(project(":core:main"))

app/src/main/jniLibs/arm64-v8a/libproot-loader.so

@@ -110,10 +110,8 @@ dependencies {
     api(libs.okhttp)
     api(libs.anrwatchdog)
     api(libs.androidx.palette)
-    api("com.google.accompanist:accompanist-systemuicontroller:0.36.0")
+    api(libs.accompanist.systemuicontroller)
 
     api(project(":core:resources"))
     api(project(":core:components"))
-
-    api(project(":core:rish"))
 }

app/src/main/jniLibs/arm64-v8a/libproot-loader32.so

@@ -0,0 +1,75 @@
+ALPINE_DIR=$PREFIX/local/alpine
+
+mkdir -p $ALPINE_DIR
+
+if [ -z "$(ls -A "$ALPINE_DIR")" ]; then
+    echo "Extracting files..."
+    tar -xf $PREFIX/files/alpine.tar.gz -C $ALPINE_DIR
+fi
+
+[ ! -e "$PREFIX/local/bin/proot" ] && cp "$PREFIX/files/proot" "$PREFIX/local/bin"
+
+for sofile in "$PREFIX/files/"*.so.2; do
+    dest="$PREFIX/local/lib/$(basename "$sofile")"
+    [ ! -e "$dest" ] && cp "$sofile" "$dest"
+done
+
+
+ARGS="--kill-on-exit"
+ARGS="$ARGS -w /"
+
+for system_mnt in /apex /odm /product /system /system_ext /vendor \
+ /linkerconfig/ld.config.txt \
+ /linkerconfig/com.android.art/ld.config.txt \
+ /plat_property_contexts /property_contexts; do
+
+ if [ -e "$system_mnt" ]; then
+  system_mnt=$(realpath "$system_mnt")
+  ARGS="$ARGS -b ${system_mnt}"
+ fi
+done
+unset system_mnt
+
+ARGS="$ARGS -b /sdcard"
+ARGS="$ARGS -b /storage"
+ARGS="$ARGS -b /dev"
+ARGS="$ARGS -b /data"
+ARGS="$ARGS -b /dev/urandom:/dev/random"
+ARGS="$ARGS -b /proc"
+ARGS="$ARGS -b $PREFIX"
+ARGS="$ARGS -b $PREFIX/local/stat:/proc/stat"
+ARGS="$ARGS -b $PREFIX/local/vmstat:/proc/vmstat"
+
+if [ -e "/proc/self/fd" ]; then
+  ARGS="$ARGS -b /proc/self/fd:/dev/fd"
+fi
+
+if [ -e "/proc/self/fd/0" ]; then
+  ARGS="$ARGS -b /proc/self/fd/0:/dev/stdin"
+fi
+
+if [ -e "/proc/self/fd/1" ]; then
+  ARGS="$ARGS -b /proc/self/fd/1:/dev/stdout"
+fi
+
+if [ -e "/proc/self/fd/2" ]; then
+  ARGS="$ARGS -b /proc/self/fd/2:/dev/stderr"
+fi
+
+
+ARGS="$ARGS -b $PREFIX"
+ARGS="$ARGS -b /sys"
+
+if [ ! -d "$PREFIX/local/alpine/tmp" ]; then
+ mkdir -p "$PREFIX/local/alpine/tmp"
+ chmod 1777 "$PREFIX/local/alpine/tmp"
+fi
+ARGS="$ARGS -b $PREFIX/local/alpine/tmp:/dev/shm"
+
+ARGS="$ARGS -r $PREFIX/local/alpine"
+ARGS="$ARGS -0"
+ARGS="$ARGS --link2symlink"
+ARGS="$ARGS --sysvipc"
+ARGS="$ARGS -L"
+
+$LINKER $PREFIX/local/bin/proot $ARGS sh $PREFIX/local/bin/init "$@"

app/src/main/jniLibs/armeabi-v7a/libproot-loader.so

@@ -1,29 +1,36 @@
-set -e
+set -e  # Exit immediately on Failure
 
-if [ "$1" = "0" ]; then
-   result=$(sh "$PREFIX/local/bin/rish" -c "/system/bin/app_process -Djava.class.path=\"$PKG_PATH\" /system/bin com.rk.shell.Installer" "$2")
-
-   sh "$PREFIX/local/bin/rish" -c "
-       mkdir -p /data/local/tmp/ReTerminal/$2
-       export LD_LIBRARY_PATH=/data/local/tmp/ReTerminal
-       export PROOT_TMP_DIR=/data/local/tmp/ReTerminal/$2
-       /data/local/tmp/ReTerminal/proot $result /bin/login -f root
-   "
-
-elif [ "$1" = "1" ]; then
-    sh "$PREFIX/local/bin/rish"
-elif [ "$1" = "2" ]; then
-    sh
-elif [ "$1" = "3" ]; then
-    result=$(su -c "/system/bin/app_process -Djava.class.path=\"$PKG_PATH\" /system/bin com.rk.shell.Installer" "$2")
-    su -c "
-           mkdir -p /data/local/tmp/ReTerminal/$2
-           export LD_LIBRARY_PATH=/data/local/tmp/ReTerminal
-           export PROOT_TMP_DIR=/data/local/tmp/ReTerminal/$2
-           /data/local/tmp/ReTerminal/proot $result /bin/login -f root
-       "
-else
-    echo "Unknown working mode $1"
+export PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/share/bin:/usr/share/sbin:/usr/local/bin:/usr/local/sbin:/system/bin:/system/xbin
+export HOME=/root
+cd "$XPWD"
+export PS1="\[\e[38;5;46m\]\u\[\033[39m\]@karbon \[\033[39m\]\w \[\033[0m\]\\$ "
+# shellcheck disable=SC2034
+export PIP_BREAK_SYSTEM_PACKAGES=1
+required_packages="bash gcompat glib git nano sudo file"
+missing_packages=""
+for pkg in $required_packages; do
+    if ! apk info -e $pkg >/dev/null 2>&1; then
+        missing_packages="$missing_packages $pkg"
+    fi
+done
+if [ -n "$missing_packages" ]; then
+    echo -e "\e[34;1m[*] \e[37mInstalling Important packages\e[0m"
+    apk update && apk upgrade
+    apk add $missing_packages
+    if [ $? -eq 0 ]; then
+        echo -e "\e[32;1m[+] \e[37mSuccessfully Installed\e[0m"
+    fi
+    echo -e "\e[34m[*] \e[37mUse \e[32mapk\e[37m to install new packages\e[0m"
 fi
 
+#fix linker warning
+if [[ ! -f /linkerconfig/ld.config.txt ]];then
+    mkdir -p /linkerconfig
+    touch /linkerconfig/ld.config.txt
+fi
 
+if [ "$#" -eq 0 ]; then
+    /bin/login -f root
+else
+    exec "$@"
+fi