init.rc revision 65c4df51f895b79fc599d3bfa796ddfc660d47e4
1on early-init 2 start ueventd 3 4# create mountpoints 5 mkdir /mnt 0775 root system 6 7on init 8 9sysclktz 0 10 11loglevel 3 12 13# setup the global environment 14 export PATH /sbin:/vendor/bin:/system/sbin:/system/bin:/system/xbin 15 export LD_LIBRARY_PATH /vendor/lib:/system/lib 16 export ANDROID_BOOTLOGO 1 17 export ANDROID_ROOT /system 18 export ANDROID_ASSETS /system/app 19 export ANDROID_DATA /data 20 export ASEC_MOUNTPOINT /mnt/asec 21 export LOOP_MOUNTPOINT /mnt/obb 22 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 23 24# Backward compatibility 25 symlink /system/etc /etc 26 symlink /sys/kernel/debug /d 27 28# Right now vendor lives on the same filesystem as system, 29# but someday that may change. 30 symlink /system/vendor /vendor 31 32# Create cgroup mount point for cpu accounting 33 mkdir /acct 34 mount cgroup none /acct cpuacct 35 mkdir /acct/uid 36 37 mkdir /system 38 mkdir /data 0771 system system 39 mkdir /cache 0770 system cache 40 mkdir /config 0500 root root 41 42 # Directory for putting things only root should see. 43 mkdir /mnt/secure 0700 root root 44 45 # Directory for staging bindmounts 46 mkdir /mnt/secure/staging 0700 root root 47 48 # Directory-target for where the secure container 49 # imagefile directory will be bind-mounted 50 mkdir /mnt/secure/asec 0700 root root 51 52 # Secure container public mount points. 53 mkdir /mnt/asec 0700 root system 54 mount tmpfs tmpfs /mnt/asec mode=0755,gid=1000 55 56 # Filesystem image public mount points. 57 mkdir /mnt/obb 0700 root system 58 mount tmpfs tmpfs /mnt/obb mode=0755,gid=1000 59 60 write /proc/sys/kernel/panic_on_oops 1 61 write /proc/sys/kernel/hung_task_timeout_secs 0 62 write /proc/cpu/alignment 4 63 write /proc/sys/kernel/sched_latency_ns 10000000 64 write /proc/sys/kernel/sched_wakeup_granularity_ns 2000000 65 write /proc/sys/kernel/sched_compat_yield 1 66 write /proc/sys/kernel/sched_child_runs_first 0 67 68# Create cgroup mount points for process groups 69 mkdir /dev/cpuctl 70 mount cgroup none /dev/cpuctl cpu 71 chown system system /dev/cpuctl 72 chown system system /dev/cpuctl/tasks 73 chmod 0777 /dev/cpuctl/tasks 74 write /dev/cpuctl/cpu.shares 1024 75 76 mkdir /dev/cpuctl/fg_boost 77 chown system system /dev/cpuctl/fg_boost/tasks 78 chmod 0777 /dev/cpuctl/fg_boost/tasks 79 write /dev/cpuctl/fg_boost/cpu.shares 1024 80 81 mkdir /dev/cpuctl/bg_non_interactive 82 chown system system /dev/cpuctl/bg_non_interactive/tasks 83 chmod 0777 /dev/cpuctl/bg_non_interactive/tasks 84 # 5.0 % 85 write /dev/cpuctl/bg_non_interactive/cpu.shares 52 86 87# Allow everybody to read the xt_qtaguid resource tracking misc dev. 88# This is needed by any process that uses socket tagging. 89 chmod 0644 /dev/xt_qtaguid 90 91on fs 92# mount mtd partitions 93 # Mount /system rw first to give the filesystem a chance to save a checkpoint 94 mount yaffs2 mtd@system /system 95 mount yaffs2 mtd@system /system ro remount 96 mount yaffs2 mtd@userdata /data nosuid nodev 97 mount yaffs2 mtd@cache /cache nosuid nodev 98 99on post-fs 100 # once everything is setup, no need to modify / 101 mount rootfs rootfs / ro remount 102 103 # We chown/chmod /cache again so because mount is run as root + defaults 104 chown system cache /cache 105 chmod 0770 /cache 106 107 # This may have been created by the recovery system with odd permissions 108 chown system cache /cache/recovery 109 chmod 0770 /cache/recovery 110 111 #change permissions on vmallocinfo so we can grab it from bugreports 112 chown root log /proc/vmallocinfo 113 chmod 0440 /proc/vmallocinfo 114 115 #change permissions on kmsg & sysrq-trigger so bugreports can grab kthread stacks 116 chown root system /proc/kmsg 117 chmod 0440 /proc/kmsg 118 chown root system /proc/sysrq-trigger 119 chmod 0220 /proc/sysrq-trigger 120 121 # create the lost+found directories, so as to enforce our permissions 122 mkdir /cache/lost+found 0770 root root 123 124on post-fs-data 125 # We chown/chmod /data again so because mount is run as root + defaults 126 chown system system /data 127 chmod 0771 /data 128 129 # Create dump dir and collect dumps. 130 # Do this before we mount cache so eventually we can use cache for 131 # storing dumps on platforms which do not have a dedicated dump partition. 132 mkdir /data/dontpanic 0750 root log 133 134 # Collect apanic data, free resources and re-arm trigger 135 copy /proc/apanic_console /data/dontpanic/apanic_console 136 chown root log /data/dontpanic/apanic_console 137 chmod 0640 /data/dontpanic/apanic_console 138 139 copy /proc/apanic_threads /data/dontpanic/apanic_threads 140 chown root log /data/dontpanic/apanic_threads 141 chmod 0640 /data/dontpanic/apanic_threads 142 143 write /proc/apanic_console 1 144 145 # create basic filesystem structure 146 mkdir /data/misc 01771 system misc 147 mkdir /data/misc/bluetoothd 0770 bluetooth bluetooth 148 mkdir /data/misc/bluetooth 0770 system system 149 mkdir /data/misc/keystore 0700 keystore keystore 150 mkdir /data/misc/keychain 0771 system system 151 mkdir /data/misc/vpn 0770 system vpn 152 mkdir /data/misc/systemkeys 0700 system system 153 # give system access to wpa_supplicant.conf for backup and restore 154 mkdir /data/misc/wifi 0770 wifi wifi 155 chmod 0660 /data/misc/wifi/wpa_supplicant.conf 156 mkdir /data/local 0771 shell shell 157 mkdir /data/local/tmp 0771 shell shell 158 mkdir /data/data 0771 system system 159 mkdir /data/app-private 0771 system system 160 mkdir /data/app 0771 system system 161 mkdir /data/property 0700 root root 162 163 # create dalvik-cache, so as to enforce our permissions 164 mkdir /data/dalvik-cache 0771 system system 165 166 # create resource-cache and double-check the perms 167 mkdir /data/resource-cache 0771 system system 168 chown system system /data/resource-cache 169 chmod 0771 /data/resource-cache 170 171 # create the lost+found directories, so as to enforce our permissions 172 mkdir /data/lost+found 0770 root root 173 174 # create directory for DRM plug-ins 175 mkdir /data/drm 0774 drm drm 176 177 # If there is no fs-post-data action in the init.<device>.rc file, you 178 # must uncomment this line, otherwise encrypted filesystems 179 # won't work. 180 # Set indication (checked by vold) that we have finished this action 181 #setprop vold.post_fs_data_done 1 182 183 chown system system /sys/class/android_usb/android0/f_mass_storage/lun/file 184 chmod 0660 /sys/class/android_usb/android0/f_mass_storage/lun/file 185 chown system system /sys/class/android_usb/android0/f_rndis/ethaddr 186 chmod 0660 /sys/class/android_usb/android0/f_rndis/ethaddr 187 188on boot 189# basic network init 190 ifup lo 191 hostname localhost 192 domainname localdomain 193 194# set RLIMIT_NICE to allow priorities from 19 to -20 195 setrlimit 13 40 40 196 197# Memory management. Basic kernel parameters, and allow the high 198# level system server to be able to adjust the kernel OOM driver 199# paramters to match how it is managing things. 200 write /proc/sys/vm/overcommit_memory 1 201 write /proc/sys/vm/min_free_order_shift 4 202 chown root system /sys/module/lowmemorykiller/parameters/adj 203 chmod 0664 /sys/module/lowmemorykiller/parameters/adj 204 chown root system /sys/module/lowmemorykiller/parameters/minfree 205 chmod 0664 /sys/module/lowmemorykiller/parameters/minfree 206 207 # Set init and its forked children's oom_adj. 208 write /proc/1/oom_adj -16 209 210 # Tweak background writeout 211 write /proc/sys/vm/dirty_expire_centisecs 200 212 write /proc/sys/vm/dirty_background_ratio 5 213 214 # Permissions for System Server and daemons. 215 chown radio system /sys/android_power/state 216 chown radio system /sys/android_power/request_state 217 chown radio system /sys/android_power/acquire_full_wake_lock 218 chown radio system /sys/android_power/acquire_partial_wake_lock 219 chown radio system /sys/android_power/release_wake_lock 220 chown radio system /sys/power/state 221 chown radio system /sys/power/wake_lock 222 chown radio system /sys/power/wake_unlock 223 chmod 0660 /sys/power/state 224 chmod 0660 /sys/power/wake_lock 225 chmod 0660 /sys/power/wake_unlock 226 chown system system /sys/class/timed_output/vibrator/enable 227 chown system system /sys/class/leds/keyboard-backlight/brightness 228 chown system system /sys/class/leds/lcd-backlight/brightness 229 chown system system /sys/class/leds/button-backlight/brightness 230 chown system system /sys/class/leds/jogball-backlight/brightness 231 chown system system /sys/class/leds/red/brightness 232 chown system system /sys/class/leds/green/brightness 233 chown system system /sys/class/leds/blue/brightness 234 chown system system /sys/class/leds/red/device/grpfreq 235 chown system system /sys/class/leds/red/device/grppwm 236 chown system system /sys/class/leds/red/device/blink 237 chown system system /sys/class/leds/red/brightness 238 chown system system /sys/class/leds/green/brightness 239 chown system system /sys/class/leds/blue/brightness 240 chown system system /sys/class/leds/red/device/grpfreq 241 chown system system /sys/class/leds/red/device/grppwm 242 chown system system /sys/class/leds/red/device/blink 243 chown system system /sys/class/timed_output/vibrator/enable 244 chown system system /sys/module/sco/parameters/disable_esco 245 chown system system /sys/kernel/ipv4/tcp_wmem_min 246 chown system system /sys/kernel/ipv4/tcp_wmem_def 247 chown system system /sys/kernel/ipv4/tcp_wmem_max 248 chown system system /sys/kernel/ipv4/tcp_rmem_min 249 chown system system /sys/kernel/ipv4/tcp_rmem_def 250 chown system system /sys/kernel/ipv4/tcp_rmem_max 251 chown root radio /proc/cmdline 252 253# Define TCP buffer sizes for various networks 254# ReadMin, ReadInitial, ReadMax, WriteMin, WriteInitial, WriteMax, 255 setprop net.tcp.buffersize.default 4096,87380,110208,4096,16384,110208 256 setprop net.tcp.buffersize.wifi 524288,1048576,2097152,262144,524288,1048576 257 setprop net.tcp.buffersize.lte 524288,1048576,2097152,262144,524288,1048576 258 setprop net.tcp.buffersize.umts 4094,87380,110208,4096,16384,110208 259 setprop net.tcp.buffersize.edge 4093,26280,35040,4096,16384,35040 260 setprop net.tcp.buffersize.gprs 4092,8760,11680,4096,8760,11680 261 262# Set this property so surfaceflinger is not started by system_init 263 setprop system_init.startsurfaceflinger 0 264 265 class_start core 266 class_start main 267 268on nonencrypted 269 class_start late_start 270 271on charger 272 class_start charger 273 274on property:vold.decrypt=trigger_reset_main 275 class_reset main 276 277on property:vold.decrypt=trigger_load_persist_props 278 load_persist_props 279 280on property:vold.decrypt=trigger_post_fs_data 281 trigger post-fs-data 282 283on property:vold.decrypt=trigger_restart_min_framework 284 class_start main 285 286on property:vold.decrypt=trigger_restart_framework 287 class_start main 288 class_start late_start 289 290on property:vold.decrypt=trigger_shutdown_framework 291 class_reset late_start 292 class_reset main 293 294# Used to disable USB when switching states 295on property:sys.usb.config=none 296 stop adbd 297 write /sys/class/android_usb/android0/enable 0 298 write /sys/class/android_usb/android0/bDeviceClass 0 299 setprop sys.usb.state $sys.usb.config 300 301# adb only USB configuration 302# This should only be used during device bringup 303# and as a fallback if the USB manager fails to set a standard configuration 304on property:sys.usb.config=adb 305 write /sys/class/android_usb/android0/enable 0 306 write /sys/class/android_usb/android0/idVendor 18d1 307 write /sys/class/android_usb/android0/idProduct D002 308 write /sys/class/android_usb/android0/functions $sys.usb.config 309 write /sys/class/android_usb/android0/enable 1 310 start adbd 311 setprop sys.usb.state $sys.usb.config 312 313# USB accessory configuration 314on property:sys.usb.config=accessory 315 write /sys/class/android_usb/android0/enable 0 316 write /sys/class/android_usb/android0/idVendor 18d1 317 write /sys/class/android_usb/android0/idProduct 2d00 318 write /sys/class/android_usb/android0/functions $sys.usb.config 319 write /sys/class/android_usb/android0/enable 1 320 setprop sys.usb.state $sys.usb.config 321 322# USB accessory configuration, with adb 323on property:sys.usb.config=accessory,adb 324 write /sys/class/android_usb/android0/enable 0 325 write /sys/class/android_usb/android0/idVendor 18d1 326 write /sys/class/android_usb/android0/idProduct 2d01 327 write /sys/class/android_usb/android0/functions $sys.usb.config 328 write /sys/class/android_usb/android0/enable 1 329 start adbd 330 setprop sys.usb.state $sys.usb.config 331 332# Used to set USB configuration at boot and to switch the configuration 333# when changing the default configuration 334on property:persist.sys.usb.config=* 335 setprop sys.usb.config $persist.sys.usb.config 336 337## Daemon processes to be run by init. 338## 339service ueventd /sbin/ueventd 340 class core 341 critical 342 343service console /system/bin/sh 344 class core 345 console 346 disabled 347 user shell 348 group log 349 350on property:ro.debuggable=1 351 start console 352 353# adbd is controlled via property triggers in init.<platform>.usb.rc 354service adbd /sbin/adbd 355 class core 356 disabled 357 358# adbd on at boot in emulator 359on property:ro.kernel.qemu=1 360 start adbd 361 362# This property trigger has added to imitiate the previous behavior of "adb root". 363# The adb gadget driver used to reset the USB bus when the adbd daemon exited, 364# and the host side adb relied on this behavior to force it to reconnect with the 365# new adbd instance after init relaunches it. So now we force the USB bus to reset 366# here when adbd sets the service.adb.root property to 1. We also restart adbd here 367# rather than waiting for init to notice its death and restarting it so the timing 368# of USB resetting and adb restarting more closely matches the previous behavior. 369on property:service.adb.root=1 370 write /sys/class/android_usb/android0/enable 0 371 restart adbd 372 write /sys/class/android_usb/android0/enable 1 373 374service servicemanager /system/bin/servicemanager 375 class core 376 user system 377 group system 378 critical 379 onrestart restart zygote 380 onrestart restart media 381 382service vold /system/bin/vold 383 class core 384 socket vold stream 0660 root mount 385 ioprio be 2 386 387service netd /system/bin/netd 388 class main 389 socket netd stream 0660 root system 390 socket dnsproxyd stream 0660 root inet 391 392service debuggerd /system/bin/debuggerd 393 class main 394 395service ril-daemon /system/bin/rild 396 class main 397 socket rild stream 660 root radio 398 socket rild-debug stream 660 radio system 399 user root 400 group radio cache inet misc audio sdcard_rw 401 402service surfaceflinger /system/bin/surfaceflinger 403 class main 404 user system 405 group graphics 406 onrestart restart zygote 407 408service zygote /system/bin/app_process -Xzygote /system/bin --zygote --start-system-server 409 class main 410 socket zygote stream 666 411 onrestart write /sys/android_power/request_state wake 412 onrestart write /sys/power/state on 413 onrestart restart media 414 onrestart restart netd 415 416service drm /system/bin/drmserver 417 class main 418 user drm 419 group system inet drmrpc 420 421service media /system/bin/mediaserver 422 class main 423 user media 424 group audio camera inet net_bt net_bt_admin net_bw_acct drmrpc 425 ioprio rt 4 426 427service bootanim /system/bin/bootanimation 428 class main 429 user graphics 430 group graphics 431 disabled 432 oneshot 433 434service dbus /system/bin/dbus-daemon --system --nofork 435 class main 436 socket dbus stream 660 bluetooth bluetooth 437 user bluetooth 438 group bluetooth net_bt_admin 439 440service bluetoothd /system/bin/bluetoothd -n 441 class main 442 socket bluetooth stream 660 bluetooth bluetooth 443 socket dbus_bluetooth stream 660 bluetooth bluetooth 444 # init.rc does not yet support applying capabilities, so run as root and 445 # let bluetoothd drop uid to bluetooth with the right linux capabilities 446 group bluetooth net_bt_admin misc 447 disabled 448 449service installd /system/bin/installd 450 class main 451 socket installd stream 600 system system 452 453service flash_recovery /system/etc/install-recovery.sh 454 class main 455 oneshot 456 457service racoon /system/bin/racoon 458 class main 459 socket racoon stream 600 system system 460 # IKE uses UDP port 500. Racoon will setuid to vpn after binding the port. 461 group vpn net_admin inet 462 disabled 463 oneshot 464 465service mtpd /system/bin/mtpd 466 class main 467 socket mtpd stream 600 system system 468 user vpn 469 group vpn net_admin inet net_raw 470 disabled 471 oneshot 472 473service keystore /system/bin/keystore /data/misc/keystore 474 class main 475 user keystore 476 group keystore 477 socket keystore stream 666 478 479service dumpstate /system/bin/dumpstate -s 480 class main 481 socket dumpstate stream 0660 shell log 482 disabled 483 oneshot 484