mirror of
https://gitlab.com/newbit/rootAVD.git
synced 2026-07-03 13:15:10 +02:00
newbit1
422 lines
12 KiB
Bash
Executable File
422 lines
12 KiB
Bash
Executable File
#!/bin/bash
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##########################################################################################
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#
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# Magisk Boot Image Patcher - original created by topjohnwu and modded by shakalaca's
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# modded by NewBit XDA for Android Studio AVD
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# Successfully tested on Android API:
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# [Dec. 2019] - 29 Google Apis Play Store x86_64 Production Build
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# [Jan. 2021] - 30 Google Apis Play Store x86_64 Production Build
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#
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##########################################################################################
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# While debugging and developing you can turn this flag on
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DEBUG=false
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#DEBUG=true
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# Shows whatever line get executed...
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if ("$DEBUG"); then
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set -x
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fi
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# Copied 1 to 1 from topjohnwu
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getdir() {
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case "$1" in
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*/*) dir=${1%/*}; [ -z $dir ] && echo "/" || echo $dir ;;
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*) echo "." ;;
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esac
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}
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checkfile() {
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if [ -r "$1" ]; then
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#echo "File exists and is readable"
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if [ -s "$1" ]; then
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#echo "and has a size greater than zero"
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if [ -w "$1" ]; then
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#echo "and is writable"
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if [ -f "$1" ]; then
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#echo "and is a regular file."
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return 1
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fi
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fi
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fi
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fi
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return 0
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}
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# If all is done well so far, you can install some APK's to the AVD
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# every APK file in the Apps DIR will be (re)installed
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# Like magisk.apk etc.
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installapps() {
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APPS="Apps/*"
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echo "[-] Install all APKs placed in the Apps folder"
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FILES=$APPS
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FILENAME=
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for f in $FILES
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do
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echo "[*] Trying to install $f"
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adb install -r "$f"
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done
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}
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CopyMagiskToAVD() {
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# If there is no file to work with, abort the script
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if (checkfile "$1" -eq 0); then
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echo "rootAVD needs a path with file to an AVD ramdisk"
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echo "./rootAVD.sh ~/Android/Sdk/system-images/android-30/google_apis_playstore/x86_64/ramdisk.img"
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echo "rootAVD will backup your ramdisk.img and replace it when finished"
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exit 0
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fi
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echo "[-] Test if ADB SHELL is working"
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ADBWORKS=$(adb shell 'echo true' 2>/dev/null)
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if (! "$ADBWORKS"); then
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echo "no ADB connectoin possible"
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exit 0
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fi
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# Set Folders and FileNames
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echo "[*] Set Directorys"
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PATHWITHFILE="$1"
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PATHTOFILE=${PATHWITHFILE%/*}
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FILE=${PATHWITHFILE##*/}
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fileIsKernel=false
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fileIsRamdisk=false
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BACKUPFILE=$FILE".backup"
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# The Folder where the script was called from
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ROOTAVD="`getdir "${BASH_SOURCE:-$0}"`"
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MAGISKZIP=$ROOTAVD/Magisk.zip
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# change to ROOTAVD directory
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cd $ROOTAVD
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# Is it a ramdisk named file?
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if [ $FILE != "ramdisk.img" ]; then
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echo "[!] please give a path to a ramdisk file"
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exit 0
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fi
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# If no backup file exist, create one
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if (checkfile $PATHTOFILE/$BACKUPFILE -eq 0); then
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echo "[*] create Backup File"
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cp $PATHWITHFILE $PATHTOFILE/$BACKUPFILE
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else
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echo "[-] Backup exists already"
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fi
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# Download the Magisk zip file -> Magisk-v21.2
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MAGISKZIPDL=https://github.com/topjohnwu/Magisk/releases/download/v21.2/Magisk-v21.2.zip
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# If Magisk.zip file already exist, don't download it again
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if (checkfile $MAGISKZIP -eq 0); then
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echo "[*] Downloading Magisk installer Zip"
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wget $MAGISKZIPDL -O $MAGISKZIP > /dev/null 2>&1
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else
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echo "[-] Magisk installer Zip exists already"
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fi
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echo "[*] Just in case, cleaning up the Magisk DIR"
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rm -rf $ROOTAVD/Magisk
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echo "[*] unpacking Magisk installer Zip"
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unzip $MAGISKZIP -d Magisk > /dev/null 2>&1
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echo "[-] In any AVD via ADB, you can execute code without root in /data/data/com.android.shell "
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ADBWORKDIR=/data/data/com.android.shell
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echo "[*] Copy the original AVD ramdisk.img into Magisk DIR"
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cp $PATHWITHFILE $ROOTAVD/Magisk
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echo "[-] Copy Magisk Installer into Magisk DIR"
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cp rootAVD.sh $ROOTAVD/Magisk
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echo "[*] Just in case, cleaning up the ADB working space"
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adb shell rm -rf $ADBWORKDIR/Magisk
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echo "[-] Pushing all the stuff into the ADB working DIR"
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ADBPUSHECHO=$(adb push $ROOTAVD/Magisk $ADBWORKDIR 2>/dev/null)
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echo "[*] $ADBPUSHECHO"
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echo "[-] run the actually Boot/Ramdisk/Kernel Image Patch Script"
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echo "[*] from Magisk by topjohnwu and modded by NewBit XDA"
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adb shell sh $ADBWORKDIR/Magisk/rootAVD.sh "ranchu"
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# In Debug-Mode we can skip parts of the script
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if (! "$DEBUG"); then
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echo "[-] After the ramdisk.img file is patched and back gz'ed,"
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echo "[*] pull it back in the Magisk DIR"
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adb pull $ADBWORKDIR/Magisk/ramdiskpatched4AVD.img
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echo "[-] Clean up the ADB working space"
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adb shell rm -rf $ADBWORKDIR/Magisk
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rm -rf $ROOTAVD/Magisk
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echo "[*] Move and rename the patched ramdisk.img to the original AVD DIR"
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mv ramdiskpatched4AVD.img $PATHWITHFILE
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installapps
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echo "[-] reboot the AVD and see if it worked"
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echo "[-] Root and Su with Magisk for Android Studio AVDs"
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echo "[-] Modded by NewBit XDA - Jan. 2021"
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echo "[!] Huge Credits and big Thanks to topjohnwu and shakalaca"
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fi
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}
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InstallMagiskToAVD() {
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echo "[-] Switch to the location of the script file"
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BASEDIR="`getdir "${BASH_SOURCE:-$0}"`"
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TMPDIR=$BASEDIR/tmp
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UB=$BASEDIR/META-INF/com/google/android/update-binary
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BB=$BASEDIR/busybox
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RDF=$BASEDIR/ramdisk.img
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# change to base directory
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cd $BASEDIR
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chmod -R 755 .
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# prepare busybox
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echo "[*] Extracting busybox ..."
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sh $UB -x > /dev/null 2>&1
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# rename ramdisk.img to ramdisk.img.gz
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mv $RDF $RDF".gz"
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# Detect version and architecture
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# To select the right files for the patching
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API=$(getprop ro.build.version.sdk)
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ABI=$(getprop ro.product.cpu.abi)
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ABI2=$(getprop ro.product.cpu.abi2)
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ABILONG=$(getprop ro.product.cpu.abi)
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ARCH=arm
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ARCH32=arm
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IS64BIT=false
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if [ "$ABI" = "x86" ]; then ARCH=x86; ARCH32=x86; fi;
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if [ "$ABI2" = "x86" ]; then ARCH=x86; ARCH32=x86; fi;
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if [ "$ABILONG" = "arm64-v8a" ]; then ARCH=arm64; ARCH32=arm; IS64BIT=true; fi;
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if [ "$ABILONG" = "x86_64" ]; then ARCH=x64; ARCH32=x86; IS64BIT=true; fi;
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echo "[-] Device Platform: $ARCH"
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echo "[-] Device API: $API"
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echo "[-] ARCH32 $ARCH32"
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# There is only a x86 or arm DIR with binaries
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BINDIR=$ARCH32
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echo "[*] copy all files from BINDIR to BASEDIR"
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cp $BINDIR/* $BASEDIR
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chmod -R 755 .
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# In that DIR with all the binaries is also the x64 version of it
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# Rename it if it is a 64-Bit AVD version
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$IS64BIT && mv -f magiskinit64 magiskinit 2>/dev/null || rm -f magiskinit64
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# On Android 7 with KEEPFORCEENCRYPT=false,
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# AVD doesn't boot
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KEEPFORCEENCRYPT=$(getprop ro.kernel.qemu.encrypt)
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if [ ! -z $KEEPFORCEENCRYPT ]; then
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KEEPFORCEENCRYPT=true
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else
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KEEPFORCEENCRYPT=false
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fi
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#KEEPFORCEENCRYPT=false
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# On Android 7 with KEEPVERITY=false,
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# ./magiskboot cpio ramdisk.cpio patch will cause segmentation fault
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if [ "$API" -le "24" ] || [ "$API" -le "28" ] || [ "$API" -le "26" ]|| [ "$API" -le "30" ]; then KEEPVERITY=true; fi;
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KEEPVERITY=false
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[ -z $RECOVERYMODE ] && RECOVERYMODE=false
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export KEEPVERITY
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export KEEPFORCEENCRYPT
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# Extract magisk if doesn't exist
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[ -e magisk ] || ./magiskinit -x magisk magisk
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echo "[-] taken from shakalaca's MagiskOnEmulator/process.sh"
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echo "[*] executing ramdisk splitting / extraction / repacking "
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# extract and check ramdisk
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if [[ $API -ge 30 ]]; then
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$BB gzip -fdk ${RDF}.gz
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echo "[-] API level greater then 30"
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echo "[*] Check if we need to repack ramdisk before patching .."
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COUNT=`$BB strings -t d $RDF | $BB grep 00TRAILER\!\!\! | $BB wc -l`
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if [[ $COUNT -gt 1 ]]; then
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echo "[-] Multiple cpio archives detected"
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REPACKRAMDISK=1
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fi
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fi
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if [[ -n $REPACKRAMDISK ]]; then
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rm ${RDF}.gz
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echo "[*] Unpacking ramdisk .."
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mkdir -p $TMPDIR/ramdisk
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LASTINDEX=0
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IBS=1
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OBS=4096
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RAMDISKS=`$BB strings -t d $RDF | $BB grep 00TRAILER\!\!\!`
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for OFFSET in $RAMDISKS
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do
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# calculate offset to next archive
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if [[ $OFFSET == *"TRAILER"* ]]; then
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# find position of end of TRAILER!!! string in image
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LEN=${#OFFSET}
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START=$((LASTINDEX+LEN))
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# find first occurance of string in image, that will be start of cpio archive
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dd if=$RDF skip=$START count=$OBS ibs=$IBS obs=$OBS of=$TMPDIR/temp.img > /dev/null 2>&1
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HEAD=(`$BB strings -t d $TMPDIR/temp.img | $BB head -1`)
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# wola
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LASTINDEX=$((START+HEAD[0]))
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#echo "LASTINDEX="$LASTINDEX
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continue
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fi
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# number of blocks we'll extract
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BLOCKS=$(((OFFSET+128)/IBS))
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# extract and dump
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echo "[-] Dumping from $LASTINDEX to $BLOCKS .."
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dd if=$RDF skip=$LASTINDEX count=$BLOCKS ibs=$IBS obs=$OBS of=$TMPDIR/temp.img > /dev/null 2>&1
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cd $TMPDIR/ramdisk > /dev/null
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cat $TMPDIR/temp.img | $BASEDIR/busybox cpio -i > /dev/null 2>&1
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cd - > /dev/null
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LASTINDEX=$OFFSET
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done
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echo "[*] Repacking ramdisk .."
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cd $TMPDIR/ramdisk > /dev/null
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$BB find . | $BB cpio -H newc -o > $RDF
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cd - > /dev/null
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rm $TMPDIR/temp.img
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else
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echo "[*] After decompressing ramdisk.img, magiskboot will work"
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./magiskboot decompress $RDF".gz"
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fi
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mv $RDF "ramdisk.cpio"
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echo "[-] Test patch status and do restore"
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echo "[-] Checking ramdisk status"
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if [ -e ramdisk.cpio ]; then
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./magiskboot cpio ramdisk.cpio test 2>/dev/null
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STATUS=$?
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echo "[-] STATUS=$STATUS"
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else
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echo "[-] Stock A only system-as-root"
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STATUS=0
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fi
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case $((STATUS & 3)) in
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0 ) # Stock boot
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echo "[-] Stock boot image detected"
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SHA1=`./magiskboot sha1 ramdisk.cpio 2>/dev/null`
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cp -af ramdisk.cpio ramdisk.cpio.orig 2>/dev/null
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;;
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1 ) # Magisk patched
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echo "[-] Magisk patched boot image detected"
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# Find SHA1 of stock boot image
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[ -z $SHA1 ] && SHA1=`./magiskboot cpio ramdisk.cpio sha1 2>/dev/null`
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./magiskboot cpio ramdisk.cpio restore
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cp -af ramdisk.cpio ramdisk.cpio.orig
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;;
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2 ) # Unsupported
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echo "[!] Boot image patched by unsupported programs"
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echo "[!] Please restore back to stock boot image"
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;;
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esac
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if [ $((STATUS & 8)) -ne 0 ]; then
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echo "[!] TWOSTAGE INIT image detected - Possibly using 2SI, export env var"
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export TWOSTAGEINIT=true
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fi
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##########################################################################################
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# Ramdisk patches
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##########################################################################################
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echo "[-] Patching ramdisk"
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echo "KEEPVERITY=$KEEPVERITY" > config
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echo "KEEPFORCEENCRYPT=$KEEPFORCEENCRYPT" >> config
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echo "RECOVERYMODE=$RECOVERYMODE" >> config
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# actually here is the SHA of the bootimage generated
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# we only have one file, so it could make sense
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[ ! -z $SHA1 ] && echo "SHA1=$SHA1" >> config
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# Here gets the ramdisk.img patched with the magisk su files and stuff
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# Set PATCHFSTAB=true if you want the RAMDISK merge your modded fstab.ranchu before Magisk Mirror gets mounted
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PATCHFSTAB=false
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PATCHFSTAB=true
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# cp the read-only fstab.ranchu from vendor partition and add usb:auto for SD devices
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# kernel musst have Mass-Storage + SCSI Support enabled to create /dev/block/sd* nodes
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echo "[!] PATCHFSTAB=$PATCHFSTAB"
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if ("$PATCHFSTAB"); then
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echo "[-] pulling fstab.ranchu from AVD"
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cp /system/vendor/etc/fstab.ranchu $(pwd)
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echo "[-] adding usb:auto to fstab.ranchu"
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echo "/devices/*/block/sd* auto auto defaults voldmanaged=usb:auto" >> fstab.ranchu
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# cat fstab.ranchu
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echo "[-] adding overlay.d folder to ramdisk"
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./magiskboot cpio ramdisk.cpio \
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"mkdir 750 overlay.d" \
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"mkdir 755 overlay.d/vendor" \
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"mkdir 755 overlay.d/vendor/etc" \
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"add 644 overlay.d/vendor/etc/fstab.ranchu fstab.ranchu"
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echo "[-] overlay adding complete"
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echo "[-] jumping back to patching ramdisk for magisk init"
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else
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echo "[!] Skipping fstab.ranchu patch with /dev/block/sda"
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echo "[?] If you want fstab.ranchu patched, set PATCHFSTAB=true"
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fi
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echo "[!] patching the ramdisk with Magisk Init"
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./magiskboot cpio ramdisk.cpio \
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"add 750 init magiskinit" \
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"patch" \
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"backup ramdisk.cpio.orig" \
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"mkdir 000 .backup" \
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"add 000 .backup/.magisk config"
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if [ $((STATUS & 4)) -ne 0 ]; then
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echo "[!] Compressing ramdisk before zipping it"
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./magiskboot cpio ramdisk.cpio compress
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fi
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# Perhaps it is not necessary to delete it
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#rm -f ramdisk.cpio.orig config
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echo "[*] zipping ramdisk"
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# Rename and compress ramdisk.cpio back to ramdiskpatched4AVD.img
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./magiskboot compress "ramdisk.cpio"
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mv "ramdisk.cpio.gz" "ramdiskpatched4AVD.img"
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return 0
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}
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# Script Entry Point
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# Checking in which shell we are
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SHELL=$(getprop ro.kernel.androidboot.hardware 2>/dev/null)
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if [[ $SHELL == "ranchu" ]]; then
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if [[ $SHELL == $1 ]]; then
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echo "[!] We are in a emulator shell"
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InstallMagiskToAVD
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fi
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else
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echo "[!] We are in a bash shell"
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CopyMagiskToAVD $1
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fi
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exit 0
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