Beiträge von Ganii

# Set init its forked children's oom_adj.
	write /proc/1/oom_adj -16




	# Tweak background writeout
	write /proc/sys/vm/dirty_expire_centisecs 200
	write /proc/sys/vm/dirty_background_ratio  5




	# Permissions for System Server and daemons.
	chown radio system /sys/android_power/state
	chown radio system /sys/android_power/request_state
	chown radio system /sys/android_power/acquire_full_wake_lock
	chown radio system /sys/android_power/acquire_partial_wake_lock
	chown radio system /sys/android_power/release_wake_lock
	chown radio system /sys/power/state
	chown radio system /sys/power/wake_lock
	chown radio system /sys/power/wake_unlock
	chmod 0660 /sys/power/state
	chmod 0660 /sys/power/wake_lock
	chmod 0660 /sys/power/wake_unlock
	chown system system /sys/class/timed_output/vibrator/enable
	chown system system /sys/class/leds/keyboard-backlight/brightness
	chown system system /sys/class/leds/lcd-backlight/brightness
	chown system system /sys/class/leds/button-backlight/brightness
	chown system system /sys/class/leds/jogball-backlight/brightness
	chown system system /sys/class/leds/red/brightness
	chown system system /sys/class/leds/green/brightness
	chown system system /sys/class/leds/blue/brightness
	chown system system /sys/class/leds/red/device/grpfreq
	chown system system /sys/class/leds/red/device/grppwm
	chown system system /sys/class/leds/red/device/blink
	chown system system /sys/class/leds/red/brightness
	chown system system /sys/class/leds/green/brightness
	chown system system /sys/class/leds/blue/brightness
	chown system system /sys/class/leds/red/device/grpfreq
	chown system system /sys/class/leds/red/device/grppwm
	chown system system /sys/class/leds/red/device/blink
	chown system system /sys/class/timed_output/vibrator/enable
	chown system system /sys/module/sco/parameters/disable_esco
	chown system system /sys/kernel/ipv4/tcp_wmem_min
	chown system system /sys/kernel/ipv4/tcp_wmem_def
	chown system system /sys/kernel/ipv4/tcp_wmem_max
	chown system system /sys/kernel/ipv4/tcp_rmem_min
	chown system system /sys/kernel/ipv4/tcp_rmem_def
	chown system system /sys/kernel/ipv4/tcp_rmem_max
	chown root radio /proc/cmdline




# Define TCP buffer sizes for various networks
#   ReadMin, ReadInitial, ReadMax, WriteMin, WriteInitial, WriteMax,
	setprop net.tcp.buffersize.default 4096,87380,110208,4096,16384,110208
	setprop net.tcp.buffersize.wifi	4095,87380,110208,4096,16384,110208
	setprop net.tcp.buffersize.umts	4094,87380,110208,4096,16384,110208
	setprop net.tcp.buffersize.edge	4093,26280,35040,4096,16384,35040
	setprop net.tcp.buffersize.gprs	4092,8760,11680,4096,8760,11680




# Include extra init file
	import /system/etc/init.local.rc




# Run sysinit
	exec /system/bin/sysinit




	class_start default




## Daemon processes to be run by init.
##
service ueventd /sbin/ueventd
	critical




service console /system/bin/sh
	console
	disabled
	user shell
	group log




on property:ro.secure=0
	start console




# adbd is controlled by the persist.service.adb.enable system property
service adbd /sbin/adbd
	disabled




# adbd on at boot in emulator
on property:ro.kernel.qemu=1
	start adbd




on property:persist.service.adb.enable=1
	start adbd




on property:persist.service.adb.enable=0
	stop adbd




service servicemanager /system/bin/servicemanager
	user system
	critical
	onrestart restart zygote
	onrestart restart media




service vold /system/bin/vold
	socket vold stream 0660 root mount
	ioprio be 2




service netd /system/bin/netd
	socket netd stream 0660 root system




service debuggerd /system/bin/debuggerd




service ril-daemon /system/bin/rild
	socket rild stream 660 root radio
	socket rild-debug stream 660 radio system
	user root
	group radio cache inet misc audio sdcard_rw net_admin net_raw




service zygote /system/bin/app_process -Xzygote /system/bin --zygote --start-system-server
	socket zygote stream 666
	onrestart write /sys/android_power/request_state wake
	onrestart write /sys/power/state on
	onrestart restart media
	onrestart restart netd




service media /system/bin/mediaserver
	user media
	group system audio camera graphics inet net_bt net_bt_admin net_raw
	ioprio rt 4




service bootanim /system/bin/bootanimation
	user graphics
	group graphics
	disabled
	oneshot




service dbus /system/bin/dbus-daemon --system --nofork
	socket dbus stream 660 bluetooth bluetooth
	user bluetooth
	group bluetooth net_bt_admin




service bluetoothd /system/bin/bluetoothd -n
	socket bluetooth stream 660 bluetooth bluetooth
	socket dbus_bluetooth stream 660 bluetooth bluetooth
	# init.rc does not yet support applying capabilities, so run as root and
	# let bluetoothd drop uid to bluetooth with the right linux capabilities
	group bluetooth net_bt_admin misc
	disabled




service hfag /system/bin/sdptool add --channel=10 HFAG
	user bluetooth
	group bluetooth net_bt_admin
	disabled
	oneshot




service hsag /system/bin/sdptool add --channel=11 HSAG
	user bluetooth
	group bluetooth net_bt_admin
	disabled
	oneshot




service opush /system/bin/sdptool add --channel=12 OPUSH
	user bluetooth
	group bluetooth net_bt_admin
	disabled
	oneshot




service pbap /system/bin/sdptool add --channel=19 PBAP
	user bluetooth
	group bluetooth net_bt_admin
	disabled
	oneshot




service installd /system/bin/installd
	socket installd stream 600 system system




service racoon /system/bin/racoon
	socket racoon stream 600 system system
	# racoon will setuid to vpn after getting necessary resources.
	group net_admin
	disabled
	oneshot




service mtpd /system/bin/mtpd
	socket mtpd stream 600 system system
	user vpn
	group vpn net_admin net_raw
	disabled
	oneshot




service keystore /system/bin/keystore /data/misc/keystore
	user keystore
	group keystore
	socket keystore stream 666




service dumpstate /system/bin/dumpstate -s
	socket dumpstate stream 0660 shell log
	disabled
	oneshot

on early-init
	start ueventd




on init




sysclktz 0




loglevel 3




# setup the global environment
	export PATH /sbin:/vendor/bin:/system/sbin:/system/bin:/system/xbin
	export LD_LIBRARY_PATH /vendor/lib:/system/lib
	export ANDROID_BOOTLOGO 1
	export ANDROID_CACHE /cache
	export ANDROID_ROOT /system
	export ANDROID_ASSETS /system/app
	export ANDROID_DATA /data
	export DOWNLOAD_CACHE /cache/download
	export EXTERNAL_STORAGE /mnt/sdcard
	export ASEC_MOUNTPOINT /mnt/asec
	export LOOP_MOUNTPOINT /mnt/obb
	export SD_EXT_DIRECTORY /sd-ext
	export BOOTCLASSPATH /system/framework/core.jar:/system/framework/bouncycastle.jar:/system/framework/ext.jar:/system/framework/framework.jar:/system/framework/android.policy.jar:/system/framework/services.jar:/system/framework/core-junit.jar




# Backward compatibility
	symlink /system/etc /etc
	symlink /sys/kernel/debug /d




# Right now vendor lives on the same filesystem as system,
# but someday that may change.
	symlink /system/vendor /vendor




# create mountpoints
	mkdir /mnt 0775 root system
	mkdir /mnt/sdcard 0000 system system




# Create cgroup mount point for cpu accounting
	mkdir /acct
	mount cgroup none /acct cpuacct
	mkdir /acct/uid




# Backwards Compat - XXX: Going away in G*
	symlink /mnt/sdcard /sdcard




	mkdir /system
	mkdir /data 0771 system system
	mkdir /cache 0771 system cache
	mkdir /config 0500 root root




	# Directory for putting things only root should see.
	mkdir /mnt/secure 0700 root root




	# Directory for staging bindmounts
	mkdir /mnt/secure/staging 0700 root root




	# Directory-target for where the secure container
	# imagefile directory will be bind-mounted
	mkdir /mnt/secure/asec  0700 root root




	# Secure container public mount points.
	mkdir /mnt/asec  0700 root system
	mount tmpfs tmpfs /mnt/asec mode=0755,gid=1000




	# Filesystem image public mount points.
	mkdir /mnt/obb 0700 root system
	mount tmpfs tmpfs /mnt/obb mode=0755,gid=1000




	mkdir /sd-ext 0771 system system




	write /proc/sys/kernel/panic_on_oops 1
	write /proc/sys/kernel/hung_task_timeout_secs 0
	write /proc/cpu/alignment 4
	write /proc/sys/kernel/sched_latency_ns 10000000
	write /proc/sys/kernel/sched_wakeup_granularity_ns 2000000
	write /proc/sys/kernel/sched_compat_yield 1
	write /proc/sys/kernel/sched_child_runs_first 0




# Create cgroup mount points for process groups
	mkdir /dev/cpuctl
	mount cgroup none /dev/cpuctl cpu
	chown system system /dev/cpuctl
	chown system system /dev/cpuctl/tasks
	chmod 0777 /dev/cpuctl/tasks
	write /dev/cpuctl/cpu.shares 1024




	mkdir /dev/cpuctl/fg_boost
	chown system system /dev/cpuctl/fg_boost/tasks
	chmod 0777 /dev/cpuctl/fg_boost/tasks
	write /dev/cpuctl/fg_boost/cpu.shares 1024




	mkdir /dev/cpuctl/bg_non_interactive
	chown system system /dev/cpuctl/bg_non_interactive/tasks
	chmod 0777 /dev/cpuctl/bg_non_interactive/tasks
	# 5.0 %
	write /dev/cpuctl/bg_non_interactive/cpu.shares 52




on fs
# mount mtd partitions
	# Mount /system rw first to give the filesystem a chance to save a checkpoint
	mount yaffs2 mtd@system /system
	mount yaffs2 mtd@system /system ro remount
	mount yaffs2 mtd@userdata /data nosuid nodev
	mount yaffs2 mtd@cache /cache nosuid nodev




on post-fs
	# once everything is setup, no need to modify /
	mount rootfs rootfs / ro remount




	# We chown/chmod /data again so because mount is run as root + defaults
	chown system system /data
	chmod 0771 /data




	# Create dump dir and collect dumps.
	# Do this before we mount cache so eventually we can use cache for
	# storing dumps on platforms which do not have a dedicated dump partition.

	mkdir /data/dontpanic
	chown root log /data/dontpanic
	chmod 0750 /data/dontpanic




	# Collect apanic data, free resources and re-arm trigger
	copy /proc/apanic_console /data/dontpanic/apanic_console
	chown root log /data/dontpanic/apanic_console
	chmod 0640 /data/dontpanic/apanic_console




	copy /proc/apanic_threads /data/dontpanic/apanic_threads
	chown root log /data/dontpanic/apanic_threads
	chmod 0640 /data/dontpanic/apanic_threads




	write /proc/apanic_console 1




	# Same reason as /data above
	chown system cache /cache
	chmod 0771 /cache




	# This may have been created by the recovery system with odd permissions
	chown system cache /cache/recovery
	chmod 0770 /cache/recovery




	#change permissions on vmallocinfo so we can grab it from bugreports
	chown root log /proc/vmallocinfo
	chmod 0440 /proc/vmallocinfo




	#change permissions on kmsg & sysrq-trigger so bugreports can grab kthread stacks
	chown root system /proc/kmsg
	chmod 0440 /proc/kmsg
	chown root system /proc/sysrq-trigger
	chmod 0220 /proc/sysrq-trigger




# create basic filesystem structure
	mkdir /data/misc 01771 system misc
	mkdir /data/misc/bluetoothd 0770 bluetooth bluetooth
	mkdir /data/misc/bluetooth 0770 system system
	mkdir /data/misc/keystore 0700 keystore keystore
	mkdir /data/misc/vpn 0770 system system
	mkdir /data/misc/systemkeys 0700 system system
	mkdir /data/misc/vpn/profiles 0770 system system
	# give system access to wpa_supplicant.conf for backup and restore
	mkdir /data/misc/wifi 0770 wifi wifi
	chmod 0770 /data/misc/wifi
	chmod 0660 /data/misc/wifi/wpa_supplicant.conf
	mkdir /data/local 0771 shell shell
	mkdir /data/local/tmp 0771 shell shell
	mkdir /data/local/download 0771 system cache
	mkdir /data/data 0771 system system
	mkdir /data/app-private 0771 system system
	mkdir /data/app 0771 system system
	mkdir /data/property 0700 root root




	mkdir /cache/download 0771 system cache




	# create dalvik-cache and double-check the perms
	mkdir /data/dalvik-cache 0771 system system
	chown system system /data/dalvik-cache
	chmod 0771 /data/dalvik-cache




	mkdir /cache/dalvik-cache 0771 system system
	chown system system /cache/dalvik-cache
	chmod 0771 /cache/dalvik-cache




	# create the lost+found directories, so as to enforce our permissions
	mkdir /data/lost+found 0770
	mkdir /cache/lost+found 0770




	# double check the perms, in case lost+found already exists, and set owner
	chown root root /data/lost+found
	chmod 0770 /data/lost+found
	chown root root /cache/lost+found
	chmod 0770 /cache/lost+found




	# allow net_raw to have access to /dev/socket directory
	chown root net_raw /dev/socket
	chmod 0775 /dev/socket




	# allow system to modify cpufreq control files
	chown root system /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
	chmod 0664 /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
	chown root system /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq
	chmod 0664 /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq
	chown root system /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq
	chmod 0664 /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq




on boot
# basic network init
	ifup lo
	hostname localhost
	domainname localdomain




# set RLIMIT_NICE to allow priorities from 19 to -20
	setrlimit 13 40 40




# Define the oom_adj values for the classes of processes that can be
# killed by the kernel.  These are used in ActivityManagerService.
	setprop ro.FOREGROUND_APP_ADJ 0
	setprop ro.VISIBLE_APP_ADJ 1
	setprop ro.PERCEPTIBLE_APP_ADJ 2
	setprop ro.HEAVY_WEIGHT_APP_ADJ 3
	setprop ro.SECONDARY_SERVER_ADJ 4
	setprop ro.BACKUP_APP_ADJ 5
	setprop ro.HOME_APP_ADJ 6
	setprop ro.HIDDEN_APP_MIN_ADJ 7
	setprop ro.CONTENT_PROVIDER_ADJ 14 
	setprop ro.EMPTY_APP_ADJ 15




# Define the memory thresholds at which the above process classes will
# be killed.  These numbers are in pages (4k).
	setprop ro.FOREGROUND_APP_MEM 1536
	setprop ro.VISIBLE_APP_MEM 2048
	setprop ro.PERCEPTIBLE_APP_MEM 4096
	setprop ro.HEAVY_WEIGHT_APP_MEM 4096
	setprop ro.SECONDARY_SERVER_MEM 4096
	setprop ro.BACKUP_APP_MEM 6144
	setprop ro.HOME_APP_MEM 6144
	setprop ro.HIDDEN_APP_MEM 5120
	setprop ro.CONTENT_PROVIDER_MEM 15360
	setprop ro.EMPTY_APP_MEM 23040




# Write value must be consistent with the above properties.
# Note that the driver only supports 6 slots, so we have combined some of
# the classes into the same memory level; the associated processes of higher
# classes will still be killed first.
	write /sys/module/lowmemorykiller/parameters/adj 0,1,2,4,7,14,15




	write /proc/sys/vm/overcommit_memory 1
	write /proc/sys/vm/min_free_order_shift 4
	write /sys/module/lowmemorykiller/parameters/minfree 1536,2048,4096,4096,5120,15360,23040