254 lines
7.6 KiB
Bash
Executable File
254 lines
7.6 KiB
Bash
Executable File
# AnyKernel2 Ramdisk Mod Script
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# osm0sis @ xda-developers
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## AnyKernel setup
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# EDIFY properties
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kernel.string=DirtyV by bsmitty83 @ xda-developers
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do.devicecheck=1
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do.initd=1
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do.modules=0
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do.cleanup=1
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device.name1=maguro
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device.name2=toro
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device.name3=toroplus
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device.name4=
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device.name5=
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# shell variables
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block=/dev/block/platform/omap/omap_hsmmc.0/by-name/boot;
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## end setup
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## AnyKernel methods (DO NOT CHANGE)
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# set up extracted files and directories
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ramdisk=/tmp/anykernel/ramdisk;
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bin=/tmp/anykernel/tools;
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split_img=/tmp/anykernel/split_img;
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patch=/tmp/anykernel/patch;
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chmod -R 755 $bin;
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mkdir -p $ramdisk $split_img;
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OUTFD=/proc/self/fd/$1;
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# ui_print <text>
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ui_print() { echo -e "ui_print $1\nui_print" > $OUTFD; }
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# contains <string> <substring>
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contains() { test "${1#*$2}" != "$1" && return 0 || return 1; }
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# dump boot and extract ramdisk
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dump_boot() {
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dd if=$block of=/tmp/anykernel/boot.img;
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$bin/unpackbootimg -i /tmp/anykernel/boot.img -o $split_img;
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if [ $? != 0 ]; then
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ui_print " "; ui_print "Dumping/splitting image failed. Aborting..."; exit 1;
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fi;
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mv -f $ramdisk /tmp/anykernel/rdtmp;
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mkdir -p $ramdisk;
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cd $ramdisk;
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gunzip -c $split_img/boot.img-ramdisk.gz | cpio -i;
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if [ $? != 0 -o -z "$(ls $ramdisk)" ]; then
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ui_print " "; ui_print "Unpacking ramdisk failed. Aborting..."; exit 1;
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fi;
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cp -af /tmp/anykernel/rdtmp/* $ramdisk;
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}
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# repack ramdisk then build and write image
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write_boot() {
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cd $split_img;
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cmdline=`cat *-cmdline`;
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board=`cat *-board`;
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base=`cat *-base`;
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pagesize=`cat *-pagesize`;
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kerneloff=`cat *-kerneloff`;
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ramdiskoff=`cat *-ramdiskoff`;
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tagsoff=`cat *-tagsoff`;
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if [ -f *-second ]; then
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second=`ls *-second`;
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second="--second $split_img/$second";
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secondoff=`cat *-secondoff`;
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secondoff="--second_offset $secondoff";
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fi;
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if [ -f /tmp/anykernel/zImage ]; then
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kernel=/tmp/anykernel/zImage;
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else
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kernel=`ls *-zImage`;
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kernel=$split_img/$kernel;
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fi;
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if [ -f /tmp/anykernel/dtb ]; then
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dtb="--dt /tmp/anykernel/dtb";
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elif [ -f *-dtb ]; then
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dtb=`ls *-dtb`;
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dtb="--dt $split_img/$dtb";
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fi;
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cd $ramdisk;
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find . | cpio -H newc -o | gzip > /tmp/anykernel/ramdisk-new.cpio.gz;
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if [ $? != 0 ]; then
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ui_print " "; ui_print "Repacking ramdisk failed. Aborting..."; exit 1;
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fi;
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$bin/mkbootimg --kernel $kernel --ramdisk /tmp/anykernel/ramdisk-new.cpio.gz $second --cmdline "$cmdline" --board "$board" --base $base --pagesize $pagesize --kernel_offset $kerneloff --ramdisk_offset $ramdiskoff $secondoff --tags_offset $tagsoff $dtb --output /tmp/anykernel/boot-new.img;
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if [ $? != 0 ]; then
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ui_print " "; ui_print "Repacking image failed. Aborting..."; exit 1;
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elif [ `wc -c < /tmp/anykernel/boot-new.img` -gt `wc -c < /tmp/anykernel/boot.img` ]; then
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ui_print " "; ui_print "New image larger than boot partition. Aborting..."; exit 1;
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fi;
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if [ -f "/data/custom_boot_image_patch.sh" ]; then
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ash /data/custom_boot_image_patch.sh /tmp/anykernel/boot-new.img;
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if [ $? != 0 ]; then
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ui_print " "; ui_print "User script execution failed. Aborting..."; exit 1;
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fi;
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fi;
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dd if=/tmp/anykernel/boot-new.img of=$block;
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}
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# backup_file <file>
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backup_file() { cp $1 $1~; }
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# replace_string <file> <if search string> <original string> <replacement string>
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replace_string() {
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if [ -z "$(grep "$2" $1)" ]; then
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sed -i "s;${3};${4};" $1;
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fi;
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}
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# replace_section <file> <begin search string> <end search string> <replacement string>
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replace_section() {
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line=`grep -n "$2" $1 | head -n1 | cut -d: -f1`;
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sed -i "/${2//\//\\/}/,/${3//\//\\/}/d" $1;
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sed -i "${line}s;^;${4}\n;" $1;
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}
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# remove_section <file> <begin search string> <end search string>
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remove_section() {
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sed -i "/${2//\//\\/}/,/${3//\//\\/}/d" $1;
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}
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# insert_line <file> <if search string> <before|after> <line match string> <inserted line>
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insert_line() {
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if [ -z "$(grep "$2" $1)" ]; then
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case $3 in
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before) offset=0;;
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after) offset=1;;
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esac;
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line=$((`grep -n "$4" $1 | head -n1 | cut -d: -f1` + offset));
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sed -i "${line}s;^;${5}\n;" $1;
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fi;
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}
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# replace_line <file> <line replace string> <replacement line>
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replace_line() {
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if [ ! -z "$(grep "$2" $1)" ]; then
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line=`grep -n "$2" $1 | head -n1 | cut -d: -f1`;
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sed -i "${line}s;.*;${3};" $1;
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fi;
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}
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# remove_line <file> <line match string>
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remove_line() {
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if [ ! -z "$(grep "$2" $1)" ]; then
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line=`grep -n "$2" $1 | head -n1 | cut -d: -f1`;
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sed -i "${line}d" $1;
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fi;
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}
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# prepend_file <file> <if search string> <patch file>
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prepend_file() {
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if [ -z "$(grep "$2" $1)" ]; then
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echo "$(cat $patch/$3 $1)" > $1;
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fi;
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}
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# insert_file <file> <if search string> <before|after> <line match string> <patch file>
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insert_file() {
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if [ -z "$(grep "$2" $1)" ]; then
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case $3 in
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before) offset=0;;
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after) offset=1;;
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esac;
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line=$((`grep -n "$4" $1 | head -n1 | cut -d: -f1` + offset));
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sed -i "${line}s;^;\n;" $1;
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sed -i "$((line - 1))r $patch/$5" $1;
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fi;
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}
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# append_file <file> <if search string> <patch file>
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append_file() {
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if [ -z "$(grep "$2" $1)" ]; then
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echo -ne "\n" >> $1;
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cat $patch/$3 >> $1;
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echo -ne "\n" >> $1;
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fi;
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}
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# replace_file <file> <permissions> <patch file>
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replace_file() {
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cp -pf $patch/$3 $1;
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chmod $2 $1;
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}
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# patch_fstab <fstab file> <mount match name> <fs match type> <block|mount|fstype|options|flags> <original string> <replacement string>
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patch_fstab() {
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entry=$(grep "$2" $1 | grep "$3");
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if [ -z "$(echo "$entry" | grep "$6")" ]; then
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case $4 in
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block) part=$(echo "$entry" | awk '{ print $1 }');;
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mount) part=$(echo "$entry" | awk '{ print $2 }');;
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fstype) part=$(echo "$entry" | awk '{ print $3 }');;
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options) part=$(echo "$entry" | awk '{ print $4 }');;
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flags) part=$(echo "$entry" | awk '{ print $5 }');;
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esac;
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newentry=$(echo "$entry" | sed "s;${part};${6};");
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sed -i "s;${entry};${newentry};" $1;
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fi;
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}
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## end methods
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## AnyKernel permissions
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# set permissions for included files
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chmod -R 755 $ramdisk
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chmod 644 $ramdisk/sbin/media_profiles.xml
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## AnyKernel install
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dump_boot;
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# begin ramdisk changes
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# init.rc
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backup_file init.rc;
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replace_string init.rc "cpuctl cpu,timer_slack" "mount cgroup none /dev/cpuctl cpu" "mount cgroup none /dev/cpuctl cpu,timer_slack";
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append_file init.rc "run-parts" init;
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# init.tuna.rc
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backup_file init.tuna.rc;
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insert_line init.tuna.rc "nodiratime barrier=0" after "mount_all /fstab.tuna" "\tmount ext4 /dev/block/platform/omap/omap_hsmmc.0/by-name/userdata /data remount nosuid nodev noatime nodiratime barrier=0";
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append_file init.tuna.rc "dvbootscript" init.tuna;
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# init.superuser.rc
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if [ -f init.superuser.rc ]; then
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backup_file init.superuser.rc;
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replace_string init.superuser.rc "Superuser su_daemon" "# su daemon" "\n# Superuser su_daemon";
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prepend_file init.superuser.rc "SuperSU daemonsu" init.superuser;
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else
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replace_file init.superuser.rc 750 init.superuser.rc;
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insert_line init.rc "init.superuser.rc" after "on post-fs-data" " import /init.superuser.rc";
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fi;
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# fstab.tuna
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backup_file fstab.tuna;
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patch_fstab fstab.tuna /system ext4 options "nodiratime,barrier=0" "nodev,noatime,nodiratime,barrier=0,data=writeback,noauto_da_alloc,discard";
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patch_fstab fstab.tuna /cache ext4 options "barrier=0,nomblk_io_submit" "nosuid,nodev,noatime,nodiratime,errors=panic,barrier=0,nomblk_io_submit,data=writeback,noauto_da_alloc";
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patch_fstab fstab.tuna /data ext4 options "nomblk_io_submit,data=writeback" "nosuid,nodev,noatime,errors=panic,nomblk_io_submit,data=writeback,noauto_da_alloc";
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append_file fstab.tuna "usbdisk" fstab;
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# end ramdisk changes
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write_boot;
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## end install
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