init.rc revision f26d6cea4cda7b959491f26ab5f67b8ca99ea7fa 
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    chmod 0770 /data/dontpanic
74
75    # Collect apanic data, free resources and re-arm trigger
76    copy /proc/apanic_console /data/dontpanic/apanic_console
77    chown root system /data/dontpanic/apanic_console
78    copy /proc/apanic_threads /data/dontpanic/apanic_threads
79    chown root system /data/dontpanic/apanic_threads
80    write /proc/apanic_console 1
81
82    # Collect ramconsole data
83    copy /proc/last_kmsg /data/dontpanic/last_kmsg
84    chown root system /data/dontpanic/last_kmsg
85
86    # Same reason as /data above
87    mount yaffs2 mtd@cache /cache nosuid nodev
88    chown system cache /cache
89    chmod 0770 /cache
90
91    # This may have been created by the recovery system with odd permissions
92    chown system system /cache/recovery
93    chmod 0770 /cache/recovery
94
95# create basic filesystem structure
96    mkdir /data/misc 01771 system misc
97    mkdir /data/misc/bluetoothd 0770 bluetooth bluetooth
98    mkdir /data/misc/keystore 0770 keystore keystore
99    mkdir /data/misc/vpn 0770 system system
100    mkdir /data/misc/vpn/profiles 0770 system system
101    # give system access to wpa_supplicant.conf for backup and restore
102    mkdir /data/misc/wifi 0770 wifi wifi
103    chmod 0770 /data/misc/wifi
104    chmod 0660 /data/misc/wifi/wpa_supplicant.conf
105    mkdir /data/local 0771 shell shell
106    mkdir /data/local/tmp 0771 shell shell
107    mkdir /data/data 0771 system system
108    mkdir /data/app-private 0771 system system
109    mkdir /data/app 0771 system system
110    mkdir /data/property 0700 root root
111
112
113    # create dalvik-cache and double-check the perms
114    mkdir /data/dalvik-cache 0771 system system
115    chown system system /data/dalvik-cache
116    chmod 0771 /data/dalvik-cache
117
118    # create the lost+found directories, so as to enforce our permissions
119    mkdir /data/lost+found 0770
120    mkdir /cache/lost+found 0770
121
122    # double check the perms, in case lost+found already exists, and set owner
123    chown root root /data/lost+found
124    chmod 0770 /data/lost+found
125    chown root root /cache/lost+found
126    chmod 0770 /cache/lost+found
127
128on boot
129# basic network init
130    ifup lo
131    hostname localhost
132    domainname localdomain
133
134# set RLIMIT_NICE to allow priorities from 19 to -20
135    setrlimit 13 40 40
136
137# Define the oom_adj values for the classes of processes that can be
138# killed by the kernel.  These are used in ActivityManagerService.
139    setprop ro.FOREGROUND_APP_ADJ 0
140    setprop ro.VISIBLE_APP_ADJ 1
141    setprop ro.SECONDARY_SERVER_ADJ 2
142    setprop ro.BACKUP_APP_ADJ 2
143    setprop ro.HOME_APP_ADJ 4
144    setprop ro.HIDDEN_APP_MIN_ADJ 7
145    setprop ro.CONTENT_PROVIDER_ADJ 14
146    setprop ro.EMPTY_APP_ADJ 15
147
148# Define the memory thresholds at which the above process classes will
149# be killed.  These numbers are in pages (4k).
150    setprop ro.FOREGROUND_APP_MEM 1536
151    setprop ro.VISIBLE_APP_MEM 2048
152    setprop ro.SECONDARY_SERVER_MEM 4096
153    setprop ro.BACKUP_APP_MEM 4096
154    setprop ro.HOME_APP_MEM 4096
155    setprop ro.HIDDEN_APP_MEM 5120
156    setprop ro.CONTENT_PROVIDER_MEM 5632
157    setprop ro.EMPTY_APP_MEM 6144
158
159# Write value must be consistent with the above properties.
160# Note that the driver only supports 6 slots, so we have HOME_APP at the
161# same memory level as services.
162    write /sys/module/lowmemorykiller/parameters/adj 0,1,2,7,14,15
163
164    write /proc/sys/vm/overcommit_memory 1
165    write /proc/sys/vm/min_free_order_shift 4
166    write /sys/module/lowmemorykiller/parameters/minfree 1536,2048,4096,5120,5632,6144
167
168    # Set init its forked children's oom_adj.
169    write /proc/1/oom_adj -16
170
171    # Permissions for System Server and daemons.
172    chown radio system /sys/android_power/state
173    chown radio system /sys/android_power/request_state
174    chown radio system /sys/android_power/acquire_full_wake_lock
175    chown radio system /sys/android_power/acquire_partial_wake_lock
176    chown radio system /sys/android_power/release_wake_lock
177    chown radio system /sys/power/state
178    chown radio system /sys/power/wake_lock
179    chown radio system /sys/power/wake_unlock
180    chmod 0660 /sys/power/state
181    chmod 0660 /sys/power/wake_lock
182    chmod 0660 /sys/power/wake_unlock
183    chown system system /sys/class/timed_output/vibrator/enable
184    chown system system /sys/class/leds/keyboard-backlight/brightness
185    chown system system /sys/class/leds/lcd-backlight/brightness
186    chown system system /sys/class/leds/button-backlight/brightness
187    chown system system /sys/class/leds/jogball-backlight/brightness
188    chown system system /sys/class/leds/red/brightness
189    chown system system /sys/class/leds/green/brightness
190    chown system system /sys/class/leds/blue/brightness
191    chown system system /sys/class/leds/red/device/grpfreq
192    chown system system /sys/class/leds/red/device/grppwm
193    chown system system /sys/class/leds/red/device/blink
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/timed_output/vibrator/enable
201    chown system system /sys/module/sco/parameters/disable_esco
202    chown system system /sys/kernel/ipv4/tcp_wmem_min
203    chown system system /sys/kernel/ipv4/tcp_wmem_def
204    chown system system /sys/kernel/ipv4/tcp_wmem_max
205    chown system system /sys/kernel/ipv4/tcp_rmem_min
206    chown system system /sys/kernel/ipv4/tcp_rmem_def
207    chown system system /sys/kernel/ipv4/tcp_rmem_max
208    chown root radio /proc/cmdline
209
210# Define TCP buffer sizes for various networks
211#   ReadMin, ReadInitial, ReadMax, WriteMin, WriteInitial, WriteMax,
212    setprop net.tcp.buffersize.default 4096,87380,110208,4096,16384,110208
213    setprop net.tcp.buffersize.wifi    4095,87380,110208,4096,16384,110208
214    setprop net.tcp.buffersize.umts    4094,87380,110208,4096,16384,110208
215    setprop net.tcp.buffersize.edge    4093,26280,35040,4096,16384,35040
216    setprop net.tcp.buffersize.gprs    4092,8760,11680,4096,8760,11680
217
218    class_start default
219
220## Daemon processes to be run by init.
221##
222service console /system/bin/sh
223    console
224
225# adbd is controlled by the persist.service.adb.enable system property
226service adbd /sbin/adbd
227    disabled
228
229# adbd on at boot in emulator
230on property:ro.kernel.qemu=1
231    start adbd
232
233on property:persist.service.adb.enable=1
234    start adbd
235
236on property:persist.service.adb.enable=0
237    stop adbd
238
239service servicemanager /system/bin/servicemanager
240    user system
241    critical
242    onrestart restart zygote
243    onrestart restart media
244
245service vold /system/bin/vold
246    socket vold stream 0660 root mount
247
248service nexus /system/bin/nexus
249    socket nexus stream 0660 root system
250    disabled
251
252#service mountd /system/bin/mountd
253#    socket mountd stream 0660 root mount
254
255service debuggerd /system/bin/debuggerd
256
257service ril-daemon /system/bin/rild
258    socket rild stream 660 root radio
259    socket rild-debug stream 660 radio system
260    user root
261    group radio cache inet misc
262
263service zygote /system/bin/app_process -Xzygote /system/bin --zygote --start-system-server
264    socket zygote stream 666
265    onrestart write /sys/android_power/request_state wake
266    onrestart write /sys/power/state on
267
268service media /system/bin/mediaserver
269    user media
270    group system audio camera graphics inet net_bt net_bt_admin
271
272service bootsound /system/bin/playmp3
273    user media
274    group audio
275    oneshot
276
277service bootanim /system/bin/bootanimation
278    user graphics
279    group graphics
280    disabled
281    oneshot
282
283#STOPSHIP: Remove logwrapper before production
284service dbus /system/bin/logwrapper /system/bin/dbus-daemon --system --nofork
285    socket dbus stream 660 bluetooth bluetooth
286    user bluetooth
287    group bluetooth net_bt_admin
288
289#STOPSHIP: Remove logwrapper and -d option before production
290service bluetoothd /system/bin/logwrapper /system/bin/bluetoothd -d -n
291    socket bluetooth stream 660 bluetooth bluetooth
292    socket dbus_bluetooth stream 660 bluetooth bluetooth
293    # init.rc does not yet support applying capabilities, so run as root and
294    # let bluetoothd drop uid to bluetooth with the right linux capabilities
295    group bluetooth net_bt_admin misc
296    disabled
297
298service hfag /system/bin/sdptool add --channel=10 HFAG
299    user bluetooth
300    group bluetooth net_bt_admin
301    disabled
302    oneshot
303
304service hsag /system/bin/sdptool add --channel=11 HSAG
305    user bluetooth
306    group bluetooth net_bt_admin
307    disabled
308    oneshot
309
310service opush /system/bin/sdptool add --channel=12 OPUSH
311    user bluetooth
312    group bluetooth net_bt_admin
313    disabled
314    oneshot
315
316service pbap /system/bin/sdptool add --channel=19 PBAP
317    user bluetooth
318    group bluetooth net_bt_admin
319    disabled
320    oneshot
321
322service installd /system/bin/installd
323    socket installd stream 600 system system
324
325service flash_recovery /system/etc/install-recovery.sh
326    oneshot
327
328service racoon /system/bin/racoon
329    socket racoon stream 600 system system
330    # racoon will setuid to vpn after getting necessary resources.
331    group net_admin keystore
332    disabled
333    oneshot
334
335service mtpd /system/bin/mtpd
336    socket mtpd stream 600 system system
337    user vpn
338    group vpn net_admin net_raw
339    disabled
340    oneshot
341
342service keystore /system/bin/keystore
343    user keystore
344    group keystore
345    socket keystore stream 666
346
347