on early-init # Set init and its forked children's oom_adj. write /proc/1/oom_adj -16 start ueventd # create mountpoints mkdir /mnt 0775 root system 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_ROOT /system export ANDROID_ASSETS /system/app export ANDROID_DATA /data export ASEC_MOUNTPOINT /mnt/asec export LOOP_MOUNTPOINT /mnt/obb export BOOTCLASSPATH /system/framework/core.jar:/system/framework/core-junit.jar:/system/framework/bouncycastle.jar:/system/framework/ext.jar:/system/framework/framework.jar:/system/framework/android.policy.jar:/system/framework/services.jar:/system/framework/apache-xml.jar:/system/framework/filterfw.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 cgroup mount point for cpu accounting mkdir /acct mount cgroup none /acct cpuacct mkdir /acct/uid mkdir /system mkdir /data 0771 system system mkdir /cache 0770 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 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 # Allow everybody to read the xt_qtaguid resource tracking misc dev. # This is needed by any process that uses socket tagging. chmod 0644 /dev/xt_qtaguid 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 /cache again so because mount is run as root + defaults chown system cache /cache chmod 0770 /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 the lost+found directories, so as to enforce our permissions mkdir /cache/lost+found 0770 root root on post-fs-data # 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 0750 root log # 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 # 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/keychain 0771 system system mkdir /data/misc/vpn 0770 system vpn mkdir /data/misc/systemkeys 0700 system system # give system access to wpa_supplicant.conf for backup and restore mkdir /data/misc/wifi 0770 wifi wifi chmod 0660 /data/misc/wifi/wpa_supplicant.conf mkdir /data/local 0771 shell shell mkdir /data/local/tmp 0771 shell shell 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 # create dalvik-cache, so as to enforce our permissions mkdir /data/dalvik-cache 0771 system system # create resource-cache and double-check the perms mkdir /data/resource-cache 0771 system system chown system system /data/resource-cache chmod 0771 /data/resource-cache # create the lost+found directories, so as to enforce our permissions mkdir /data/lost+found 0770 root root # create directory for DRM plug-ins mkdir /data/drm 0774 drm drm # If there is no fs-post-data action in the init..rc file, you # must uncomment this line, otherwise encrypted filesystems # won't work. # Set indication (checked by vold) that we have finished this action #setprop vold.post_fs_data_done 1 chown system system /sys/class/android_usb/android0/f_mass_storage/lun/file chmod 0660 /sys/class/android_usb/android0/f_mass_storage/lun/file chown system system /sys/class/android_usb/android0/f_rndis/ethaddr chmod 0660 /sys/class/android_usb/android0/f_rndis/ethaddr 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 # Memory management. Basic kernel parameters, and allow the high # level system server to be able to adjust the kernel OOM driver # paramters to match how it is managing things. write /proc/sys/vm/overcommit_memory 1 write /proc/sys/vm/min_free_order_shift 4 chown root system /sys/module/lowmemorykiller/parameters/adj chmod 0664 /sys/module/lowmemorykiller/parameters/adj chown root system /sys/module/lowmemorykiller/parameters/minfree chmod 0664 /sys/module/lowmemorykiller/parameters/minfree # 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 524288,1048576,2097152,262144,524288,1048576 setprop net.tcp.buffersize.lte 524288,1048576,2097152,262144,524288,1048576 setprop net.tcp.buffersize.umts 4094,87380,110208,4096,16384,110208 setprop net.tcp.buffersize.hspa 4094,87380,262144,4096,16384,262144 setprop net.tcp.buffersize.edge 4093,26280,35040,4096,16384,35040 setprop net.tcp.buffersize.gprs 4092,8760,11680,4096,8760,11680 # Set this property so surfaceflinger is not started by system_init setprop system_init.startsurfaceflinger 0 class_start core class_start main on nonencrypted class_start late_start on charger class_start charger on property:vold.decrypt=trigger_reset_main class_reset main on property:vold.decrypt=trigger_load_persist_props load_persist_props on property:vold.decrypt=trigger_post_fs_data trigger post-fs-data on property:vold.decrypt=trigger_restart_min_framework class_start main on property:vold.decrypt=trigger_restart_framework class_start main class_start late_start on property:vold.decrypt=trigger_shutdown_framework class_reset late_start class_reset main # Used to disable USB when switching states on property:sys.usb.config=none stop adbd write /sys/class/android_usb/android0/enable 0 write /sys/class/android_usb/android0/bDeviceClass 0 setprop sys.usb.state $sys.usb.config # adb only USB configuration # This should only be used during device bringup # and as a fallback if the USB manager fails to set a standard configuration on property:sys.usb.config=adb write /sys/class/android_usb/android0/enable 0 write /sys/class/android_usb/android0/idVendor 18d1 write /sys/class/android_usb/android0/idProduct D002 write /sys/class/android_usb/android0/functions $sys.usb.config write /sys/class/android_usb/android0/enable 1 start adbd setprop sys.usb.state $sys.usb.config # USB accessory configuration on property:sys.usb.config=accessory write /sys/class/android_usb/android0/enable 0 write /sys/class/android_usb/android0/idVendor 18d1 write /sys/class/android_usb/android0/idProduct 2d00 write /sys/class/android_usb/android0/functions $sys.usb.config write /sys/class/android_usb/android0/enable 1 setprop sys.usb.state $sys.usb.config # USB accessory configuration, with adb on property:sys.usb.config=accessory,adb write /sys/class/android_usb/android0/enable 0 write /sys/class/android_usb/android0/idVendor 18d1 write /sys/class/android_usb/android0/idProduct 2d01 write /sys/class/android_usb/android0/functions $sys.usb.config write /sys/class/android_usb/android0/enable 1 start adbd setprop sys.usb.state $sys.usb.config # Used to set USB configuration at boot and to switch the configuration # when changing the default configuration on property:persist.sys.usb.config=* setprop sys.usb.config $persist.sys.usb.config ## Daemon processes to be run by init. ## service ueventd /sbin/ueventd class core critical service console /system/bin/sh class core console disabled user shell group log on property:ro.debuggable=1 start console # adbd is controlled via property triggers in init..usb.rc service adbd /sbin/adbd class core disabled # adbd on at boot in emulator on property:ro.kernel.qemu=1 start adbd # This property trigger has added to imitiate the previous behavior of "adb root". # The adb gadget driver used to reset the USB bus when the adbd daemon exited, # and the host side adb relied on this behavior to force it to reconnect with the # new adbd instance after init relaunches it. So now we force the USB bus to reset # here when adbd sets the service.adb.root property to 1. We also restart adbd here # rather than waiting for init to notice its death and restarting it so the timing # of USB resetting and adb restarting more closely matches the previous behavior. on property:service.adb.root=1 write /sys/class/android_usb/android0/enable 0 restart adbd write /sys/class/android_usb/android0/enable 1 service servicemanager /system/bin/servicemanager class core user system group system critical onrestart restart zygote onrestart restart media service vold /system/bin/vold class core socket vold stream 0660 root mount ioprio be 2 service netd /system/bin/netd class main socket netd stream 0660 root system socket dnsproxyd stream 0660 root inet service debuggerd /system/bin/debuggerd class main service ril-daemon /system/bin/rild class main socket rild stream 660 root radio socket rild-debug stream 660 radio system user root group radio cache inet misc audio sdcard_rw log service surfaceflinger /system/bin/surfaceflinger class main user system group graphics onrestart restart zygote service zygote /system/bin/app_process -Xzygote /system/bin --zygote --start-system-server class main 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 drm /system/bin/drmserver class main user drm group system inet drmrpc service media /system/bin/mediaserver class main user media group audio camera inet net_bt net_bt_admin net_bw_acct drmrpc ioprio rt 4 service bootanim /system/bin/bootanimation class main user graphics group graphics disabled oneshot service dbus /system/bin/dbus-daemon --system --nofork class main socket dbus stream 660 bluetooth bluetooth user bluetooth group bluetooth net_bt_admin service bluetoothd /system/bin/bluetoothd -n class main 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 installd /system/bin/installd class main socket installd stream 600 system system service flash_recovery /system/etc/install-recovery.sh class main oneshot service racoon /system/bin/racoon class main socket racoon stream 600 system system # IKE uses UDP port 500. Racoon will setuid to vpn after binding the port. group vpn net_admin inet disabled oneshot service mtpd /system/bin/mtpd class main socket mtpd stream 600 system system user vpn group vpn net_admin inet net_raw disabled oneshot service keystore /system/bin/keystore /data/misc/keystore class main user keystore group keystore socket keystore stream 666 service dumpstate /system/bin/dumpstate -s class main socket dumpstate stream 0660 shell log disabled oneshot