init.rc revision 5e7db233004a0869125d0f2d64a9e747faf252da
1 2on init 3 4sysclktz 0 5 6loglevel 3 7 8# setup the global environment 9 export PATH /sbin:/system/sbin:/system/bin:/system/xbin 10 export LD_LIBRARY_PATH /system/lib 11 export ANDROID_BOOTLOGO 1 12 export ANDROID_ROOT /system 13 export ANDROID_ASSETS /system/app 14 export ANDROID_DATA /data 15 export EXTERNAL_STORAGE /sdcard 16 export BOOTCLASSPATH /system/framework/core.jar:/system/framework/ext.jar:/system/framework/framework.jar:/system/framework/android.policy.jar:/system/framework/services.jar 17 18# Backward compatibility 19 symlink /system/etc /etc 20 symlink /sys/kernel/debug /d 21 22# create mountpoints and mount tmpfs on sqlite_stmt_journals 23 mkdir /sdcard 0000 system system 24 mkdir /system 25 mkdir /data 0771 system system 26 mkdir /cache 0770 system cache 27 mkdir /config 0500 root root 28 mkdir /sqlite_stmt_journals 01777 root root 29 mount tmpfs tmpfs /sqlite_stmt_journals size=4m 30 31 mount rootfs rootfs / ro remount 32 33 write /proc/sys/kernel/panic_on_oops 1 34 write /proc/sys/kernel/hung_task_timeout_secs 0 35 write /proc/cpu/alignment 4 36 write /proc/sys/kernel/sched_latency_ns 10000000 37 write /proc/sys/kernel/sched_wakeup_granularity_ns 2000000 38 write /proc/sys/kernel/sched_compat_yield 1 39 write /proc/sys/kernel/sched_child_runs_first 0 40 41# Create cgroup mount points for process groups 42 mkdir /dev/cpuctl 43 mount cgroup none /dev/cpuctl cpu 44 chown sytem system /dev/cpuctl 45 chown system system /dev/cpuctl/tasks 46 chmod 0777 /dev/cpuctl/tasks 47 write /dev/cpuctl/cpu.shares 1024 48 49 mkdir /dev/cpuctl/fg_boost 50 chown system system /dev/cpuctl/fg_boost/tasks 51 chmod 0777 /dev/cpuctl/fg_boost/tasks 52 write /dev/cpuctl/fg_boost/cpu.shares 1024 53 54 mkdir /dev/cpuctl/bg_non_interactive 55 chown system system /dev/cpuctl/bg_non_interactive/tasks 56 chmod 0777 /dev/cpuctl/bg_non_interactive/tasks 57 # 5.0 % 58 write /dev/cpuctl/bg_non_interactive/cpu.shares 52 59 60# mount mtd partitions 61 # Mount /system rw first to give the filesystem a chance to save a checkpoint 62 mount yaffs2 mtd@system /system 63 mount yaffs2 mtd@system /system ro remount 64 65 # We chown/chmod /data again so because mount is run as root + defaults 66 mount yaffs2 mtd@userdata /data nosuid nodev 67 chown system system /data 68 chmod 0771 /data 69 70 # Create dump dir and collect dumps. 71 # Do this before we mount cache so eventually we can use cache for 72 # storing dumps on platforms which do not have a dedicated dump partition. 73 74 mkdir /data/dontpanic 75 chown root log /data/dontpanic 76 chmod 0750 /data/dontpanic 77 78 # Collect apanic data, free resources and re-arm trigger 79 copy /proc/apanic_console /data/dontpanic/apanic_console 80 chown root log /data/dontpanic/apanic_console 81 chmod 0640 /data/dontpanic/apanic_console 82 83 copy /proc/apanic_threads /data/dontpanic/apanic_threads 84 chown root log /data/dontpanic/apanic_threads 85 chmod 0640 /data/dontpanic/apanic_threads 86 87 write /proc/apanic_console 1 88 89 # Collect ramconsole data 90 copy /proc/last_kmsg /data/dontpanic/last_kmsg 91 chown root log /data/dontpanic/last_kmsg 92 chmod 0640 /data/dontpanic/last_kmsg 93 94 # Same reason as /data above 95 mount yaffs2 mtd@cache /cache nosuid nodev 96 chown system cache /cache 97 chmod 0770 /cache 98 99 # This may have been created by the recovery system with odd permissions 100 chown system system /cache/recovery 101 chmod 0770 /cache/recovery 102 103 #change permissions on vmallocinfo so we can grab it from bugreports 104 chown root log /proc/vmallocinfo 105 chmod 0440 /proc/vmallocinfo 106 107# create basic filesystem structure 108 mkdir /data/misc 01771 system misc 109 mkdir /data/misc/bluetoothd 0770 bluetooth bluetooth 110 mkdir /data/misc/keystore 0700 keystore keystore 111 mkdir /data/misc/vpn 0770 system system 112 mkdir /data/misc/vpn/profiles 0770 system system 113 # give system access to wpa_supplicant.conf for backup and restore 114 mkdir /data/misc/wifi 0770 wifi wifi 115 chmod 0770 /data/misc/wifi 116 chmod 0660 /data/misc/wifi/wpa_supplicant.conf 117 mkdir /data/local 0771 shell shell 118 mkdir /data/local/tmp 0771 shell shell 119 mkdir /data/data 0771 system system 120 mkdir /data/app-private 0771 system system 121 mkdir /data/app 0771 system system 122 mkdir /data/property 0700 root root 123 124 125 # create dalvik-cache and double-check the perms 126 mkdir /data/dalvik-cache 0771 system system 127 chown system system /data/dalvik-cache 128 chmod 0771 /data/dalvik-cache 129 130 # create the lost+found directories, so as to enforce our permissions 131 mkdir /data/lost+found 0770 132 mkdir /cache/lost+found 0770 133 134 # double check the perms, in case lost+found already exists, and set owner 135 chown root root /data/lost+found 136 chmod 0770 /data/lost+found 137 chown root root /cache/lost+found 138 chmod 0770 /cache/lost+found 139 140on boot 141# basic network init 142 ifup lo 143 hostname localhost 144 domainname localdomain 145 146# set RLIMIT_NICE to allow priorities from 19 to -20 147 setrlimit 13 40 40 148 149# Define the oom_adj values for the classes of processes that can be 150# killed by the kernel. These are used in ActivityManagerService. 151 setprop ro.FOREGROUND_APP_ADJ 0 152 setprop ro.VISIBLE_APP_ADJ 1 153 setprop ro.SECONDARY_SERVER_ADJ 2 154 setprop ro.BACKUP_APP_ADJ 2 155 setprop ro.HOME_APP_ADJ 4 156 setprop ro.HIDDEN_APP_MIN_ADJ 7 157 setprop ro.CONTENT_PROVIDER_ADJ 14 158 setprop ro.EMPTY_APP_ADJ 15 159 160# Define the memory thresholds at which the above process classes will 161# be killed. These numbers are in pages (4k). 162 setprop ro.FOREGROUND_APP_MEM 1536 163 setprop ro.VISIBLE_APP_MEM 2048 164 setprop ro.SECONDARY_SERVER_MEM 4096 165 setprop ro.BACKUP_APP_MEM 4096 166 setprop ro.HOME_APP_MEM 4096 167 setprop ro.HIDDEN_APP_MEM 5120 168 setprop ro.CONTENT_PROVIDER_MEM 5632 169 setprop ro.EMPTY_APP_MEM 6144 170 171# Write value must be consistent with the above properties. 172# Note that the driver only supports 6 slots, so we have HOME_APP at the 173# same memory level as services. 174 write /sys/module/lowmemorykiller/parameters/adj 0,1,2,7,14,15 175 176 write /proc/sys/vm/overcommit_memory 1 177 write /proc/sys/vm/min_free_order_shift 4 178 write /sys/module/lowmemorykiller/parameters/minfree 1536,2048,4096,5120,5632,6144 179 180 # Set init its forked children's oom_adj. 181 write /proc/1/oom_adj -16 182 183 # Tweak background writeout 184 write /proc/sys/vm/dirty_expire_centisecs 200 185 write /proc/sys/vm/dirty_background_ratio 5 186 187 # Permissions for System Server and daemons. 188 chown radio system /sys/android_power/state 189 chown radio system /sys/android_power/request_state 190 chown radio system /sys/android_power/acquire_full_wake_lock 191 chown radio system /sys/android_power/acquire_partial_wake_lock 192 chown radio system /sys/android_power/release_wake_lock 193 chown radio system /sys/power/state 194 chown radio system /sys/power/wake_lock 195 chown radio system /sys/power/wake_unlock 196 chmod 0660 /sys/power/state 197 chmod 0660 /sys/power/wake_lock 198 chmod 0660 /sys/power/wake_unlock 199 chown system system /sys/class/timed_output/vibrator/enable 200 chown system system /sys/class/leds/keyboard-backlight/brightness 201 chown system system /sys/class/leds/lcd-backlight/brightness 202 chown system system /sys/class/leds/button-backlight/brightness 203 chown system system /sys/class/leds/jogball-backlight/brightness 204 chown system system /sys/class/leds/red/brightness 205 chown system system /sys/class/leds/green/brightness 206 chown system system /sys/class/leds/blue/brightness 207 chown system system /sys/class/leds/red/device/grpfreq 208 chown system system /sys/class/leds/red/device/grppwm 209 chown system system /sys/class/leds/red/device/blink 210 chown system system /sys/class/leds/red/brightness 211 chown system system /sys/class/leds/green/brightness 212 chown system system /sys/class/leds/blue/brightness 213 chown system system /sys/class/leds/red/device/grpfreq 214 chown system system /sys/class/leds/red/device/grppwm 215 chown system system /sys/class/leds/red/device/blink 216 chown system system /sys/class/timed_output/vibrator/enable 217 chown system system /sys/module/sco/parameters/disable_esco 218 chown system system /sys/kernel/ipv4/tcp_wmem_min 219 chown system system /sys/kernel/ipv4/tcp_wmem_def 220 chown system system /sys/kernel/ipv4/tcp_wmem_max 221 chown system system /sys/kernel/ipv4/tcp_rmem_min 222 chown system system /sys/kernel/ipv4/tcp_rmem_def 223 chown system system /sys/kernel/ipv4/tcp_rmem_max 224 chown root radio /proc/cmdline 225 226# Define TCP buffer sizes for various networks 227# ReadMin, ReadInitial, ReadMax, WriteMin, WriteInitial, WriteMax, 228 setprop net.tcp.buffersize.default 4096,87380,110208,4096,16384,110208 229 setprop net.tcp.buffersize.wifi 4095,87380,110208,4096,16384,110208 230 setprop net.tcp.buffersize.umts 4094,87380,110208,4096,16384,110208 231 setprop net.tcp.buffersize.edge 4093,26280,35040,4096,16384,35040 232 setprop net.tcp.buffersize.gprs 4092,8760,11680,4096,8760,11680 233 234 class_start default 235 236## Daemon processes to be run by init. 237## 238service console /system/bin/sh 239 console 240 241# adbd is controlled by the persist.service.adb.enable system property 242service adbd /sbin/adbd 243 disabled 244 245# adbd on at boot in emulator 246on property:ro.kernel.qemu=1 247 start adbd 248 249on property:persist.service.adb.enable=1 250 start adbd 251 252on property:persist.service.adb.enable=0 253 stop adbd 254 255service servicemanager /system/bin/servicemanager 256 user system 257 critical 258 onrestart restart zygote 259 onrestart restart media 260 261service vold /system/bin/vold 262 socket vold stream 0660 root mount 263 264service nexus /system/bin/nexus 265 socket nexus stream 0660 root system 266 disabled 267 268#service mountd /system/bin/mountd 269# socket mountd stream 0660 root mount 270 271service debuggerd /system/bin/debuggerd 272 273service ril-daemon /system/bin/rild 274 socket rild stream 660 root radio 275 socket rild-debug stream 660 radio system 276 user root 277 group radio cache inet misc audio 278 279service zygote /system/bin/app_process -Xzygote /system/bin --zygote --start-system-server 280 socket zygote stream 666 281 onrestart write /sys/android_power/request_state wake 282 onrestart write /sys/power/state on 283 onrestart restart media 284 285service media /system/bin/mediaserver 286 user media 287 group system audio camera graphics inet net_bt net_bt_admin 288 289service bootsound /system/bin/playmp3 290 user media 291 group audio 292 oneshot 293 294service bootanim /system/bin/bootanimation 295 user graphics 296 group graphics 297 disabled 298 oneshot 299 300service dbus /system/bin/dbus-daemon --system --nofork 301 socket dbus stream 660 bluetooth bluetooth 302 user bluetooth 303 group bluetooth net_bt_admin 304 305service bluetoothd /system/bin/bluetoothd -n 306 socket bluetooth stream 660 bluetooth bluetooth 307 socket dbus_bluetooth stream 660 bluetooth bluetooth 308 # init.rc does not yet support applying capabilities, so run as root and 309 # let bluetoothd drop uid to bluetooth with the right linux capabilities 310 group bluetooth net_bt_admin misc 311 disabled 312 313service hfag /system/bin/sdptool add --channel=10 HFAG 314 user bluetooth 315 group bluetooth net_bt_admin 316 disabled 317 oneshot 318 319service hsag /system/bin/sdptool add --channel=11 HSAG 320 user bluetooth 321 group bluetooth net_bt_admin 322 disabled 323 oneshot 324 325service opush /system/bin/sdptool add --channel=12 OPUSH 326 user bluetooth 327 group bluetooth net_bt_admin 328 disabled 329 oneshot 330 331service pbap /system/bin/sdptool add --channel=19 PBAP 332 user bluetooth 333 group bluetooth net_bt_admin 334 disabled 335 oneshot 336 337service installd /system/bin/installd 338 socket installd stream 600 system system 339 340service flash_recovery /system/etc/install-recovery.sh 341 oneshot 342 343service racoon /system/bin/racoon 344 socket racoon stream 600 system system 345 # racoon will setuid to vpn after getting necessary resources. 346 group net_admin 347 disabled 348 oneshot 349 350service mtpd /system/bin/mtpd 351 socket mtpd stream 600 system system 352 user vpn 353 group vpn net_admin net_raw 354 disabled 355 oneshot 356 357service keystore /system/bin/keystore /data/misc/keystore 358 user keystore 359 group keystore 360 socket keystore stream 666 361 362service dumpstate /system/bin/dumpstate -s 363 socket dumpstate stream 0660 shell log 364 disabled 365 oneshot 366