init.rc revision 9332482ed2945174d94615f0720f88702cb92667 
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
21# create mountpoints and mount tmpfs on sqlite_stmt_journals
22    mkdir /sdcard 0000 system system
23    mkdir /system
24    mkdir /data 0771 system system
25    mkdir /cache 0770 system cache
26    mkdir /config 0500 root root
27    mkdir /sqlite_stmt_journals 01777 root root
28    mount tmpfs tmpfs /sqlite_stmt_journals size=4m
29
30    mount rootfs rootfs / ro remount
31
32    write /proc/sys/kernel/panic_on_oops 1
33    write /proc/sys/kernel/hung_task_timeout_secs 0
34    write /proc/cpu/alignment 4
35    write /proc/sys/kernel/sched_latency_ns 10000000
36    write /proc/sys/kernel/sched_wakeup_granularity_ns 2000000
37    write /proc/sys/kernel/sched_compat_yield 1
38
39# Create cgroup mount points for process groups
40    mkdir /dev/cpuctl
41    mount cgroup none /dev/cpuctl cpu
42    chown sytem system /dev/cpuctl
43    chown system system /dev/cpuctl/tasks
44    chmod 0777 /dev/cpuctl/tasks
45    write /dev/cpuctl/cpu.shares 1024
46
47    mkdir /dev/cpuctl/fg_boost
48    chown system system /dev/cpuctl/fg_boost/tasks
49    chmod 0777 /dev/cpuctl/fg_boost/tasks
50    write /dev/cpuctl/fg_boost/cpu.shares 1024
51
52    mkdir /dev/cpuctl/bg_non_interactive
53    chown system system /dev/cpuctl/bg_non_interactive/tasks
54    chmod 0777 /dev/cpuctl/bg_non_interactive/tasks
55    # 5.0 %
56    write /dev/cpuctl/bg_non_interactive/cpu.shares 52
57
58# mount mtd partitions
59    # Mount /system rw first to give the filesystem a chance to save a checkpoint
60    mount yaffs2 mtd@system /system
61    mount yaffs2 mtd@system /system ro remount
62
63    # We chown/chmod /data again so because mount is run as root + defaults
64    mount yaffs2 mtd@userdata /data nosuid nodev
65    chown system system /data
66    chmod 0771 /data
67
68    # Create dump dir and collect dumps.
69    # Do this before we mount cache so eventually we can use cache for
70    # storing dumps on platforms which do not have a dedicated dump partition.
71   
72    mkdir /data/dontpanic
73    chown root system /data/dontpanic
74    chmod 0750 /data/dontpanic
75
76    # Collect apanic data, free resources and re-arm trigger
77    copy /proc/apanic_console /data/dontpanic/apanic_console
78    chown root system /data/dontpanic/apanic_console
79    chmod 0640 /data/dontpanic/apanic_console
80
81    copy /proc/apanic_threads /data/dontpanic/apanic_threads
82    chown root system /data/dontpanic/apanic_threads
83    chmod 0640 /data/dontpanic/apanic_threads
84
85    write /proc/apanic_console 1
86
87    # Collect ramconsole data
88    copy /proc/last_kmsg /data/dontpanic/last_kmsg
89    chown root system /data/dontpanic/last_kmsg
90    chmod 0640 /data/dontpanic/last_kmsg
91
92    # Same reason as /data above
93    mount yaffs2 mtd@cache /cache nosuid nodev
94    chown system cache /cache
95    chmod 0770 /cache
96
97    # This may have been created by the recovery system with odd permissions
98    chown system system /cache/recovery
99    chmod 0770 /cache/recovery
100
101# create basic filesystem structure
102    mkdir /data/misc 01771 system misc
103    mkdir /data/misc/bluetoothd 0770 bluetooth bluetooth
104    mkdir /data/misc/keystore 0770 keystore keystore
105    mkdir /data/misc/vpn 0770 system system
106    mkdir /data/misc/vpn/profiles 0770 system system
107    # give system access to wpa_supplicant.conf for backup and restore
108    mkdir /data/misc/wifi 0770 wifi wifi
109    chmod 0770 /data/misc/wifi
110    chmod 0660 /data/misc/wifi/wpa_supplicant.conf
111    mkdir /data/local 0771 shell shell
112    mkdir /data/local/tmp 0771 shell shell
113    mkdir /data/data 0771 system system
114    mkdir /data/app-private 0771 system system
115    mkdir /data/app 0771 system system
116    mkdir /data/property 0700 root root
117
118
119    # create dalvik-cache and double-check the perms
120    mkdir /data/dalvik-cache 0771 system system
121    chown system system /data/dalvik-cache
122    chmod 0771 /data/dalvik-cache
123
124    # create the lost+found directories, so as to enforce our permissions
125    mkdir /data/lost+found 0770
126    mkdir /cache/lost+found 0770
127
128    # double check the perms, in case lost+found already exists, and set owner
129    chown root root /data/lost+found
130    chmod 0770 /data/lost+found
131    chown root root /cache/lost+found
132    chmod 0770 /cache/lost+found
133
134on boot
135# basic network init
136    ifup lo
137    hostname localhost
138    domainname localdomain
139
140# set RLIMIT_NICE to allow priorities from 19 to -20
141    setrlimit 13 40 40
142
143# Define the oom_adj values for the classes of processes that can be
144# killed by the kernel.  These are used in ActivityManagerService.
145    setprop ro.FOREGROUND_APP_ADJ 0
146    setprop ro.VISIBLE_APP_ADJ 1
147    setprop ro.SECONDARY_SERVER_ADJ 2
148    setprop ro.BACKUP_APP_ADJ 2
149    setprop ro.HOME_APP_ADJ 4
150    setprop ro.HIDDEN_APP_MIN_ADJ 7
151    setprop ro.CONTENT_PROVIDER_ADJ 14
152    setprop ro.EMPTY_APP_ADJ 15
153
154# Define the memory thresholds at which the above process classes will
155# be killed.  These numbers are in pages (4k).
156    setprop ro.FOREGROUND_APP_MEM 1536
157    setprop ro.VISIBLE_APP_MEM 2048
158    setprop ro.SECONDARY_SERVER_MEM 4096
159    setprop ro.BACKUP_APP_MEM 4096
160    setprop ro.HOME_APP_MEM 4096
161    setprop ro.HIDDEN_APP_MEM 5120
162    setprop ro.CONTENT_PROVIDER_MEM 5632
163    setprop ro.EMPTY_APP_MEM 6144
164
165# Write value must be consistent with the above properties.
166# Note that the driver only supports 6 slots, so we have HOME_APP at the
167# same memory level as services.
168    write /sys/module/lowmemorykiller/parameters/adj 0,1,2,7,14,15
169
170    write /proc/sys/vm/overcommit_memory 1
171    write /proc/sys/vm/min_free_order_shift 4
172    write /sys/module/lowmemorykiller/parameters/minfree 1536,2048,4096,5120,5632,6144
173
174    # Set init its forked children's oom_adj.
175    write /proc/1/oom_adj -16
176
177    # Permissions for System Server and daemons.
178    chown radio system /sys/android_power/state
179    chown radio system /sys/android_power/request_state
180    chown radio system /sys/android_power/acquire_full_wake_lock
181    chown radio system /sys/android_power/acquire_partial_wake_lock
182    chown radio system /sys/android_power/release_wake_lock
183    chown radio system /sys/power/state
184    chown radio system /sys/power/wake_lock
185    chown radio system /sys/power/wake_unlock
186    chmod 0660 /sys/power/state
187    chmod 0660 /sys/power/wake_lock
188    chmod 0660 /sys/power/wake_unlock
189    chown system system /sys/class/timed_output/vibrator/enable
190    chown system system /sys/class/leds/keyboard-backlight/brightness
191    chown system system /sys/class/leds/lcd-backlight/brightness
192    chown system system /sys/class/leds/button-backlight/brightness
193    chown system system /sys/class/leds/jogball-backlight/brightness
194    chown system system /sys/class/leds/red/brightness
195    chown system system /sys/class/leds/green/brightness
196    chown system system /sys/class/leds/blue/brightness
197    chown system system /sys/class/leds/red/device/grpfreq
198    chown system system /sys/class/leds/red/device/grppwm
199    chown system system /sys/class/leds/red/device/blink
200    chown system system /sys/class/leds/red/brightness
201    chown system system /sys/class/leds/green/brightness
202    chown system system /sys/class/leds/blue/brightness
203    chown system system /sys/class/leds/red/device/grpfreq
204    chown system system /sys/class/leds/red/device/grppwm
205    chown system system /sys/class/leds/red/device/blink
206    chown system system /sys/class/timed_output/vibrator/enable
207    chown system system /sys/module/sco/parameters/disable_esco
208    chown system system /sys/kernel/ipv4/tcp_wmem_min
209    chown system system /sys/kernel/ipv4/tcp_wmem_def
210    chown system system /sys/kernel/ipv4/tcp_wmem_max
211    chown system system /sys/kernel/ipv4/tcp_rmem_min
212    chown system system /sys/kernel/ipv4/tcp_rmem_def
213    chown system system /sys/kernel/ipv4/tcp_rmem_max
214    chown root radio /proc/cmdline
215
216# Define TCP buffer sizes for various networks
217#   ReadMin, ReadInitial, ReadMax, WriteMin, WriteInitial, WriteMax,
218    setprop net.tcp.buffersize.default 4096,87380,110208,4096,16384,110208
219    setprop net.tcp.buffersize.wifi    4095,87380,110208,4096,16384,110208
220    setprop net.tcp.buffersize.umts    4094,87380,110208,4096,16384,110208
221    setprop net.tcp.buffersize.edge    4093,26280,35040,4096,16384,35040
222    setprop net.tcp.buffersize.gprs    4092,8760,11680,4096,8760,11680
223
224    class_start default
225
226## Daemon processes to be run by init.
227##
228service console /system/bin/sh
229    console
230
231# adbd is controlled by the persist.service.adb.enable system property
232service adbd /sbin/adbd
233    disabled
234
235# adbd on at boot in emulator
236on property:ro.kernel.qemu=1
237    start adbd
238
239on property:persist.service.adb.enable=1
240    start adbd
241
242on property:persist.service.adb.enable=0
243    stop adbd
244
245service servicemanager /system/bin/servicemanager
246    user system
247    critical
248    onrestart restart zygote
249    onrestart restart media
250
251service vold /system/bin/vold
252    socket vold stream 0660 root mount
253
254service nexus /system/bin/nexus
255    socket nexus stream 0660 root system
256    disabled
257
258#service mountd /system/bin/mountd
259#    socket mountd stream 0660 root mount
260
261service debuggerd /system/bin/debuggerd
262
263service ril-daemon /system/bin/rild
264    socket rild stream 660 root radio
265    socket rild-debug stream 660 radio system
266    user root
267    group radio cache inet misc
268
269service zygote /system/bin/app_process -Xzygote /system/bin --zygote --start-system-server
270    socket zygote stream 666
271    onrestart write /sys/android_power/request_state wake
272    onrestart write /sys/power/state on
273
274service media /system/bin/mediaserver
275    user media
276    group system audio camera graphics inet net_bt net_bt_admin
277
278service bootsound /system/bin/playmp3
279    user media
280    group audio
281    oneshot
282
283service bootanim /system/bin/bootanimation
284    user graphics
285    group graphics
286    disabled
287    oneshot
288
289#STOPSHIP: Remove logwrapper before production
290service dbus /system/bin/logwrapper /system/bin/dbus-daemon --system --nofork
291    socket dbus stream 660 bluetooth bluetooth
292    user bluetooth
293    group bluetooth net_bt_admin
294
295#STOPSHIP: Remove logwrapper and -d option before production
296service bluetoothd /system/bin/logwrapper /system/bin/bluetoothd -d -n
297    socket bluetooth stream 660 bluetooth bluetooth
298    socket dbus_bluetooth stream 660 bluetooth bluetooth
299    # init.rc does not yet support applying capabilities, so run as root and
300    # let bluetoothd drop uid to bluetooth with the right linux capabilities
301    group bluetooth net_bt_admin misc
302    disabled
303
304service hfag /system/bin/sdptool add --channel=10 HFAG
305    user bluetooth
306    group bluetooth net_bt_admin
307    disabled
308    oneshot
309
310service hsag /system/bin/sdptool add --channel=11 HSAG
311    user bluetooth
312    group bluetooth net_bt_admin
313    disabled
314    oneshot
315
316service opush /system/bin/sdptool add --channel=12 OPUSH
317    user bluetooth
318    group bluetooth net_bt_admin
319    disabled
320    oneshot
321
322service pbap /system/bin/sdptool add --channel=19 PBAP
323    user bluetooth
324    group bluetooth net_bt_admin
325    disabled
326    oneshot
327
328service installd /system/bin/installd
329    socket installd stream 600 system system
330
331service flash_recovery /system/etc/install-recovery.sh
332    oneshot
333
334service racoon /system/bin/racoon
335    socket racoon stream 600 system system
336    # racoon will setuid to vpn after getting necessary resources.
337    group net_admin keystore
338    disabled
339    oneshot
340
341service mtpd /system/bin/mtpd
342    socket mtpd stream 600 system system
343    user vpn
344    group vpn net_admin net_raw
345    disabled
346    oneshot
347
348service keystore /system/bin/keystore
349    user keystore
350    group keystore
351    socket keystore stream 666
352
353service dumpstate /system/bin/dumpstate -s
354    socket dumpstate stream 0660 shell log
355    disabled
356    oneshot
357