init.rc revision 1d36696821cd81ed7b668bb9d2b0b8a43540ccd2 
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
38# Create cgroup mount points for process groups
39    mkdir /dev/cpuctl
40    mount cgroup none /dev/cpuctl cpu
41    chown sytem system /dev/cpuctl
42    chown system system /dev/cpuctl/tasks
43    chmod 0777 /dev/cpuctl/tasks
44    write /dev/cpuctl/cpu.shares 1024
45
46    mkdir /dev/cpuctl/fg_boost
47    chown system system /dev/cpuctl/fg_boost/tasks
48    chmod 0777 /dev/cpuctl/fg_boost/tasks
49    write /dev/cpuctl/fg_boost/cpu.shares 1024
50
51    mkdir /dev/cpuctl/bg_non_interactive
52    chown system system /dev/cpuctl/bg_non_interactive/tasks
53    chmod 0777 /dev/cpuctl/bg_non_interactive/tasks
54    write /dev/cpuctl/bg_non_interactive/cpu.shares 1024
55
56# mount mtd partitions
57    # Mount /system rw first to give the filesystem a chance to save a checkpoint
58    mount yaffs2 mtd@system /system
59    mount yaffs2 mtd@system /system ro remount
60
61    # We chown/chmod /data again so because mount is run as root + defaults
62    mount yaffs2 mtd@userdata /data nosuid nodev
63    chown system system /data
64    chmod 0771 /data
65
66    # Same reason as /data above
67    mount yaffs2 mtd@cache /cache nosuid nodev
68    chown system cache /cache
69    chmod 0770 /cache
70
71    # This may have been created by the recovery system with odd permissions
72    chown system system /cache/recovery
73    chmod 0770 /cache/recovery
74
75# create basic filesystem structure
76    mkdir /data/misc 01771 system misc
77    mkdir /data/misc/bluetoothd 0770 bluetooth bluetooth
78    mkdir /data/misc/keystore 0770 keystore keystore
79    mkdir /data/misc/vpn 0770 system system
80    mkdir /data/misc/vpn/profiles 0770 system system
81    mkdir /data/local 0771 shell shell
82    mkdir /data/local/tmp 0771 shell shell
83    mkdir /data/data 0771 system system
84    mkdir /data/app-private 0771 system system
85    mkdir /data/app 0771 system system
86    mkdir /data/property 0700 root root
87
88    # create dalvik-cache and double-check the perms
89    mkdir /data/dalvik-cache 0771 system system
90    chown system system /data/dalvik-cache
91    chmod 0771 /data/dalvik-cache
92
93    # create the lost+found directories, so as to enforce our permissions
94    mkdir /data/lost+found 0770
95    mkdir /cache/lost+found 0770
96
97    # double check the perms, in case lost+found already exists, and set owner
98    chown root root /data/lost+found
99    chmod 0770 /data/lost+found
100    chown root root /cache/lost+found
101    chmod 0770 /cache/lost+found
102
103on boot
104# basic network init
105    ifup lo
106    hostname localhost
107    domainname localdomain
108
109# set RLIMIT_NICE to allow priorities from 19 to -20
110    setrlimit 13 40 40
111
112# Set timeout value for rmnet stats.
113    write /sys/devices/virtual/net/rmnet0/timeout_suspend 5000000
114
115# Define the oom_adj values for the classes of processes that can be
116# killed by the kernel.  These are used in ActivityManagerService.
117    setprop ro.FOREGROUND_APP_ADJ 0
118    setprop ro.VISIBLE_APP_ADJ 1
119    setprop ro.SECONDARY_SERVER_ADJ 2
120    setprop ro.BACKUP_APP_ADJ 2
121    setprop ro.HOME_APP_ADJ 4
122    setprop ro.HIDDEN_APP_MIN_ADJ 7
123    setprop ro.CONTENT_PROVIDER_ADJ 14
124    setprop ro.EMPTY_APP_ADJ 15
125
126# Define the memory thresholds at which the above process classes will
127# be killed.  These numbers are in pages (4k).
128    setprop ro.FOREGROUND_APP_MEM 1536
129    setprop ro.VISIBLE_APP_MEM 2048
130    setprop ro.SECONDARY_SERVER_MEM 4096
131    setprop ro.BACKUP_APP_MEM 4096
132    setprop ro.HOME_APP_MEM 4096
133    setprop ro.HIDDEN_APP_MEM 5120
134    setprop ro.CONTENT_PROVIDER_MEM 5632
135    setprop ro.EMPTY_APP_MEM 6144
136
137# Write value must be consistent with the above properties.
138# Note that the driver only supports 6 slots, so we have HOME_APP at the
139# same memory level as services.
140    write /sys/module/lowmemorykiller/parameters/adj 0,1,2,7,14,15
141
142    write /proc/sys/vm/overcommit_memory 1
143    write /proc/sys/vm/min_free_order_shift 4
144    write /sys/module/lowmemorykiller/parameters/minfree 1536,2048,4096,5120,5632,6144
145
146    # Set init its forked children's oom_adj.
147    write /proc/1/oom_adj -16
148
149    # Permissions for System Server and daemons.
150    chown radio system /sys/android_power/state
151    chown radio system /sys/android_power/request_state
152    chown radio system /sys/android_power/acquire_full_wake_lock
153    chown radio system /sys/android_power/acquire_partial_wake_lock
154    chown radio system /sys/android_power/release_wake_lock
155    chown radio system /sys/power/state
156    chown radio system /sys/power/wake_lock
157    chown radio system /sys/power/wake_unlock
158    chmod 0660 /sys/power/state
159    chmod 0660 /sys/power/wake_lock
160    chmod 0660 /sys/power/wake_unlock
161    chown system system /sys/class/timed_output/vibrator/enable
162    chown system system /sys/class/leds/keyboard-backlight/brightness
163    chown system system /sys/class/leds/lcd-backlight/brightness
164    chown system system /sys/class/leds/button-backlight/brightness
165    chown system system /sys/class/leds/jogball-backlight/brightness
166    chown system system /sys/class/leds/red/brightness
167    chown system system /sys/class/leds/green/brightness
168    chown system system /sys/class/leds/blue/brightness
169    chown system system /sys/class/leds/red/device/grpfreq
170    chown system system /sys/class/leds/red/device/grppwm
171    chown system system /sys/class/leds/red/device/blink
172    chown system system /sys/class/leds/red/brightness
173    chown system system /sys/class/leds/green/brightness
174    chown system system /sys/class/leds/blue/brightness
175    chown system system /sys/class/leds/red/device/grpfreq
176    chown system system /sys/class/leds/red/device/grppwm
177    chown system system /sys/class/leds/red/device/blink
178    chown system system /sys/class/timed_output/vibrator/enable
179    chown system system /sys/module/sco/parameters/disable_esco
180    chown system system /sys/kernel/ipv4/tcp_wmem_min
181    chown system system /sys/kernel/ipv4/tcp_wmem_def
182    chown system system /sys/kernel/ipv4/tcp_wmem_max
183    chown system system /sys/kernel/ipv4/tcp_rmem_min
184    chown system system /sys/kernel/ipv4/tcp_rmem_def
185    chown system system /sys/kernel/ipv4/tcp_rmem_max
186    chown root radio /proc/cmdline
187
188# Define TCP buffer sizes for various networks
189#   ReadMin, ReadInitial, ReadMax, WriteMin, WriteInitial, WriteMax,
190    setprop net.tcp.buffersize.default 4096,87380,110208,4096,16384,110208
191    setprop net.tcp.buffersize.wifi    4095,87380,110208,4096,16384,110208
192    setprop net.tcp.buffersize.umts    4094,87380,110208,4096,16384,110208
193    setprop net.tcp.buffersize.edge    4093,26280,35040,4096,16384,35040
194    setprop net.tcp.buffersize.gprs    4092,8760,11680,4096,8760,11680
195
196    class_start default
197
198## Daemon processes to be run by init.
199##
200service console /system/bin/sh
201    console
202
203# adbd is controlled by the persist.service.adb.enable system property
204service adbd /sbin/adbd
205    disabled
206
207# adbd on at boot in emulator
208on property:ro.kernel.qemu=1
209    start adbd
210
211on property:persist.service.adb.enable=1
212    start adbd
213
214on property:persist.service.adb.enable=0
215    stop adbd
216
217service servicemanager /system/bin/servicemanager
218    user system
219    critical
220    onrestart restart zygote
221    onrestart restart media
222
223service vold /system/bin/vold
224    socket vold stream 0660 root mount
225
226service nexus /system/bin/nexus
227    socket nexus stream 0660 root system
228    disabled
229
230#service mountd /system/bin/mountd
231#    socket mountd stream 0660 root mount
232
233service debuggerd /system/bin/debuggerd
234
235service ril-daemon /system/bin/rild
236    socket rild stream 660 root radio
237    socket rild-debug stream 660 radio system
238    user root
239    group radio cache inet misc
240
241service zygote /system/bin/app_process -Xzygote /system/bin --zygote --start-system-server
242    socket zygote stream 666
243    onrestart write /sys/android_power/request_state wake
244    onrestart write /sys/power/state on
245
246service media /system/bin/mediaserver
247    user media
248    group system audio camera graphics inet net_bt net_bt_admin
249
250service bootsound /system/bin/playmp3
251    user media
252    group audio
253    oneshot
254
255service bootanim /system/bin/bootanimation
256    user graphics
257    group graphics
258    disabled
259    oneshot
260
261#STOPSHIP: Remove logwrapper before production
262service dbus /system/bin/logwrapper /system/bin/dbus-daemon --system --nofork
263    socket dbus stream 660 bluetooth bluetooth
264    user bluetooth
265    group bluetooth net_bt_admin
266
267#STOPSHIP: Remove logwrapper and -d option before production
268service bluetoothd /system/bin/logwrapper /system/bin/bluetoothd -d -n
269    socket bluetooth stream 660 bluetooth bluetooth
270    socket dbus_bluetooth stream 660 bluetooth bluetooth
271    # init.rc does not yet support applying capabilities, so run as root and
272    # let bluetoothd drop uid to bluetooth with the right linux capabilities
273    group bluetooth net_bt_admin misc
274    disabled
275
276service hfag /system/bin/sdptool add --channel=10 HFAG
277    user bluetooth
278    group bluetooth net_bt_admin
279    disabled
280    oneshot
281
282service hsag /system/bin/sdptool add --channel=11 HSAG
283    user bluetooth
284    group bluetooth net_bt_admin
285    disabled
286    oneshot
287
288service installd /system/bin/installd
289    socket installd stream 600 system system
290
291service flash_recovery /system/bin/flash_image recovery /system/recovery.img
292    oneshot
293
294service racoon /system/bin/racoon -F -f /etc/racoon/racoon.conf
295    socket racoon stream 600 system system
296    disabled
297    oneshot
298
299service mtpd /system/bin/mtpd
300    socket mtpd stream 600 system system
301    disabled
302    oneshot
303
304service keystore /system/bin/keystore
305    user keystore
306    group keystore
307    socket keystore stream 666
308
309