init.rc revision 93394034a24534a6807da25b4dabeda36867cd8f 
1# Copyright (C) 2012 The Android Open Source Project
2#
3# IMPORTANT: Do not create world writable files or directories.
4# This is a common source of Android security bugs.
5#
6
7import /init.environ.rc
8import /init.usb.rc
9import /init.${ro.hardware}.rc
10import /vendor/etc/init/hw/init.${ro.hardware}.rc
11import /init.usb.configfs.rc
12import /init.${ro.zygote}.rc
13
14on early-init
15    # Set init and its forked children's oom_adj.
16    write /proc/1/oom_score_adj -1000
17
18    # Disable sysrq from keyboard
19    write /proc/sys/kernel/sysrq 0
20
21    # Set the security context of /adb_keys if present.
22    restorecon /adb_keys
23
24    # Shouldn't be necessary, but sdcard won't start without it. http://b/22568628.
25    mkdir /mnt 0775 root system
26
27    # Set the security context of /postinstall if present.
28    restorecon /postinstall
29
30    # Mount cgroup mount point for cpu accounting
31    mount cgroup none /acct cpuacct
32    mkdir /acct/uid
33
34    # root memory control cgroup, used by lmkd
35    mkdir /dev/memcg 0700 root system
36    mount cgroup none /dev/memcg memory
37    # app mem cgroups, used by activity manager, lmkd and zygote
38    mkdir /dev/memcg/apps/ 0755 system system
39    # cgroup for system_server and surfaceflinger
40    mkdir /dev/memcg/system 0550 system system
41
42    start ueventd
43
44on init
45    sysclktz 0
46
47    # Mix device-specific information into the entropy pool
48    copy /proc/cmdline /dev/urandom
49    copy /default.prop /dev/urandom
50
51    # Backward compatibility.
52    symlink /system/etc /etc
53    symlink /sys/kernel/debug /d
54
55    # Link /vendor to /system/vendor for devices without a vendor partition.
56    symlink /system/vendor /vendor
57
58    # Create energy-aware scheduler tuning nodes
59    mkdir /dev/stune
60    mount cgroup none /dev/stune schedtune
61    mkdir /dev/stune/foreground
62    mkdir /dev/stune/background
63    mkdir /dev/stune/top-app
64    chown system system /dev/stune
65    chown system system /dev/stune/foreground
66    chown system system /dev/stune/background
67    chown system system /dev/stune/top-app
68    chown system system /dev/stune/tasks
69    chown system system /dev/stune/foreground/tasks
70    chown system system /dev/stune/background/tasks
71    chown system system /dev/stune/top-app/tasks
72    chmod 0664 /dev/stune/tasks
73    chmod 0664 /dev/stune/foreground/tasks
74    chmod 0664 /dev/stune/background/tasks
75    chmod 0664 /dev/stune/top-app/tasks
76
77    # Mount staging areas for devices managed by vold
78    # See storage config details at http://source.android.com/tech/storage/
79    mount tmpfs tmpfs /mnt mode=0755,uid=0,gid=1000
80    restorecon_recursive /mnt
81
82    mount configfs none /config
83    chmod 0775 /config/sdcardfs
84    chown system package_info /config/sdcardfs
85
86    mkdir /mnt/secure 0700 root root
87    mkdir /mnt/secure/asec 0700 root root
88    mkdir /mnt/asec 0755 root system
89    mkdir /mnt/obb 0755 root system
90    mkdir /mnt/media_rw 0750 root media_rw
91    mkdir /mnt/user 0755 root root
92    mkdir /mnt/user/0 0755 root root
93    mkdir /mnt/expand 0771 system system
94    mkdir /mnt/appfuse 0711 root root
95
96    # Storage views to support runtime permissions
97    mkdir /mnt/runtime 0700 root root
98    mkdir /mnt/runtime/default 0755 root root
99    mkdir /mnt/runtime/default/self 0755 root root
100    mkdir /mnt/runtime/read 0755 root root
101    mkdir /mnt/runtime/read/self 0755 root root
102    mkdir /mnt/runtime/write 0755 root root
103    mkdir /mnt/runtime/write/self 0755 root root
104
105    # Symlink to keep legacy apps working in multi-user world
106    symlink /storage/self/primary /sdcard
107    symlink /storage/self/primary /mnt/sdcard
108    symlink /mnt/user/0/primary /mnt/runtime/default/self/primary
109
110    write /proc/sys/kernel/panic_on_oops 1
111    write /proc/sys/kernel/hung_task_timeout_secs 0
112    write /proc/cpu/alignment 4
113
114    # scheduler tunables
115    # Disable auto-scaling of scheduler tunables with hotplug. The tunables
116    # will vary across devices in unpredictable ways if allowed to scale with
117    # cpu cores.
118    write /proc/sys/kernel/sched_tunable_scaling 0
119    write /proc/sys/kernel/sched_latency_ns 10000000
120    write /proc/sys/kernel/sched_wakeup_granularity_ns 2000000
121    write /proc/sys/kernel/sched_child_runs_first 0
122
123    write /proc/sys/kernel/randomize_va_space 2
124    write /proc/sys/vm/mmap_min_addr 32768
125    write /proc/sys/net/ipv4/ping_group_range "0 2147483647"
126    write /proc/sys/net/unix/max_dgram_qlen 600
127    write /proc/sys/kernel/sched_rt_runtime_us 950000
128    write /proc/sys/kernel/sched_rt_period_us 1000000
129
130    # Assign reasonable ceiling values for socket rcv/snd buffers.
131    # These should almost always be overridden by the target per the
132    # the corresponding technology maximums.
133    write /proc/sys/net/core/rmem_max  262144
134    write /proc/sys/net/core/wmem_max  262144
135
136    # reflect fwmark from incoming packets onto generated replies
137    write /proc/sys/net/ipv4/fwmark_reflect 1
138    write /proc/sys/net/ipv6/fwmark_reflect 1
139
140    # set fwmark on accepted sockets
141    write /proc/sys/net/ipv4/tcp_fwmark_accept 1
142
143    # disable icmp redirects
144    write /proc/sys/net/ipv4/conf/all/accept_redirects 0
145    write /proc/sys/net/ipv6/conf/all/accept_redirects 0
146
147    # Create cgroup mount points for process groups
148    mkdir /dev/cpuctl
149    mount cgroup none /dev/cpuctl cpu
150    chown system system /dev/cpuctl
151    chown system system /dev/cpuctl/tasks
152    chmod 0666 /dev/cpuctl/tasks
153    write /dev/cpuctl/cpu.rt_period_us 1000000
154    write /dev/cpuctl/cpu.rt_runtime_us 950000
155
156    # sets up initial cpusets for ActivityManager
157    mkdir /dev/cpuset
158    mount cpuset none /dev/cpuset
159
160    # this ensures that the cpusets are present and usable, but the device's
161    # init.rc must actually set the correct cpus
162    mkdir /dev/cpuset/foreground
163    copy /dev/cpuset/cpus /dev/cpuset/foreground/cpus
164    copy /dev/cpuset/mems /dev/cpuset/foreground/mems
165    mkdir /dev/cpuset/foreground/boost
166    copy /dev/cpuset/cpus /dev/cpuset/foreground/boost/cpus
167    copy /dev/cpuset/mems /dev/cpuset/foreground/boost/mems
168    mkdir /dev/cpuset/background
169    copy /dev/cpuset/cpus /dev/cpuset/background/cpus
170    copy /dev/cpuset/mems /dev/cpuset/background/mems
171
172    # system-background is for system tasks that should only run on
173    # little cores, not on bigs
174    # to be used only by init, so don't change system-bg permissions
175    mkdir /dev/cpuset/system-background
176    copy /dev/cpuset/cpus /dev/cpuset/system-background/cpus
177    copy /dev/cpuset/mems /dev/cpuset/system-background/mems
178
179    mkdir /dev/cpuset/top-app
180    copy /dev/cpuset/cpus /dev/cpuset/top-app/cpus
181    copy /dev/cpuset/mems /dev/cpuset/top-app/mems
182
183    # change permissions for all cpusets we'll touch at runtime
184    chown system system /dev/cpuset
185    chown system system /dev/cpuset/foreground
186    chown system system /dev/cpuset/foreground/boost
187    chown system system /dev/cpuset/background
188    chown system system /dev/cpuset/system-background
189    chown system system /dev/cpuset/top-app
190    chown system system /dev/cpuset/tasks
191    chown system system /dev/cpuset/foreground/tasks
192    chown system system /dev/cpuset/foreground/boost/tasks
193    chown system system /dev/cpuset/background/tasks
194    chown system system /dev/cpuset/system-background/tasks
195    chown system system /dev/cpuset/top-app/tasks
196
197    # set system-background to 0775 so SurfaceFlinger can touch it
198    chmod 0775 /dev/cpuset/system-background
199
200    chmod 0664 /dev/cpuset/foreground/tasks
201    chmod 0664 /dev/cpuset/foreground/boost/tasks
202    chmod 0664 /dev/cpuset/background/tasks
203    chmod 0664 /dev/cpuset/system-background/tasks
204    chmod 0664 /dev/cpuset/top-app/tasks
205    chmod 0664 /dev/cpuset/tasks
206
207
208    # qtaguid will limit access to specific data based on group memberships.
209    #   net_bw_acct grants impersonation of socket owners.
210    #   net_bw_stats grants access to other apps' detailed tagged-socket stats.
211    chown root net_bw_acct /proc/net/xt_qtaguid/ctrl
212    chown root net_bw_stats /proc/net/xt_qtaguid/stats
213
214    # Allow everybody to read the xt_qtaguid resource tracking misc dev.
215    # This is needed by any process that uses socket tagging.
216    chmod 0644 /dev/xt_qtaguid
217
218    # Create location for fs_mgr to store abbreviated output from filesystem
219    # checker programs.
220    mkdir /dev/fscklogs 0770 root system
221
222    # pstore/ramoops previous console log
223    mount pstore pstore /sys/fs/pstore
224    chown system log /sys/fs/pstore/console-ramoops
225    chmod 0440 /sys/fs/pstore/console-ramoops
226    chown system log /sys/fs/pstore/console-ramoops-0
227    chmod 0440 /sys/fs/pstore/console-ramoops-0
228    chown system log /sys/fs/pstore/pmsg-ramoops-0
229    chmod 0440 /sys/fs/pstore/pmsg-ramoops-0
230
231    # enable armv8_deprecated instruction hooks
232    write /proc/sys/abi/swp 1
233
234    # Linux's execveat() syscall may construct paths containing /dev/fd
235    # expecting it to point to /proc/self/fd
236    symlink /proc/self/fd /dev/fd
237
238    export DOWNLOAD_CACHE /data/cache
239
240    # set RLIMIT_NICE to allow priorities from 19 to -20
241    setrlimit 13 40 40
242
243    # This allows the ledtrig-transient properties to be created here so
244    # that they can be chown'd to system:system later on boot
245    write /sys/class/leds/vibrator/trigger "transient"
246
247# Healthd can trigger a full boot from charger mode by signaling this
248# property when the power button is held.
249on property:sys.boot_from_charger_mode=1
250    class_stop charger
251    trigger late-init
252
253on load_persist_props_action
254    load_persist_props
255    start logd
256    start logd-reinit
257
258# Indicate to fw loaders that the relevant mounts are up.
259on firmware_mounts_complete
260    rm /dev/.booting
261
262# Mount filesystems and start core system services.
263on late-init
264    trigger early-fs
265
266    # Mount fstab in init.{$device}.rc by mount_all command. Optional parameter
267    # '--early' can be specified to skip entries with 'latemount'.
268    # /system and /vendor must be mounted by the end of the fs stage,
269    # while /data is optional.
270    trigger fs
271    trigger post-fs
272
273    # Mount fstab in init.{$device}.rc by mount_all with '--late' parameter
274    # to only mount entries with 'latemount'. This is needed if '--early' is
275    # specified in the previous mount_all command on the fs stage.
276    # With /system mounted and properties form /system + /factory available,
277    # some services can be started.
278    trigger late-fs
279
280    # Now we can mount /data. File encryption requires keymaster to decrypt
281    # /data, which in turn can only be loaded when system properties are present.
282    trigger post-fs-data
283
284    # Now we can start zygote for devices with file based encryption
285    trigger zygote-start
286
287    # Load persist properties and override properties (if enabled) from /data.
288    trigger load_persist_props_action
289
290    # Remove a file to wake up anything waiting for firmware.
291    trigger firmware_mounts_complete
292
293    trigger early-boot
294    trigger boot
295
296on post-fs
297    # Load properties from
298    #     /system/build.prop,
299    #     /odm/build.prop,
300    #     /vendor/build.prop and
301    #     /factory/factory.prop
302    load_system_props
303    # start essential services
304    start logd
305    start hwservicemanager
306
307    # once everything is setup, no need to modify /
308    mount rootfs rootfs / ro remount
309    # Mount shared so changes propagate into child namespaces
310    mount rootfs rootfs / shared rec
311    # Mount default storage into root namespace
312    mount none /mnt/runtime/default /storage slave bind rec
313
314    # Make sure /sys/kernel/debug (if present) is labeled properly
315    # Note that tracefs may be mounted under debug, so we need to cross filesystems
316    restorecon --recursive --cross-filesystems /sys/kernel/debug
317    chmod 0755 /sys/kernel/debug/tracing
318
319    # We chown/chmod /cache again so because mount is run as root + defaults
320    chown system cache /cache
321    chmod 0770 /cache
322    # We restorecon /cache in case the cache partition has been reset.
323    restorecon_recursive /cache
324
325    # Create /cache/recovery in case it's not there. It'll also fix the odd
326    # permissions if created by the recovery system.
327    mkdir /cache/recovery 0770 system cache
328
329    # Backup/restore mechanism uses the cache partition
330    mkdir /cache/backup_stage 0700 system system
331    mkdir /cache/backup 0700 system system
332
333    #change permissions on vmallocinfo so we can grab it from bugreports
334    chown root log /proc/vmallocinfo
335    chmod 0440 /proc/vmallocinfo
336
337    chown root log /proc/slabinfo
338    chmod 0440 /proc/slabinfo
339
340    #change permissions on kmsg & sysrq-trigger so bugreports can grab kthread stacks
341    chown root system /proc/kmsg
342    chmod 0440 /proc/kmsg
343    chown root system /proc/sysrq-trigger
344    chmod 0220 /proc/sysrq-trigger
345    chown system log /proc/last_kmsg
346    chmod 0440 /proc/last_kmsg
347
348    # make the selinux kernel policy world-readable
349    chmod 0444 /sys/fs/selinux/policy
350
351    # create the lost+found directories, so as to enforce our permissions
352    mkdir /cache/lost+found 0770 root root
353
354on late-fs
355    # HALs required before storage encryption can get unlocked (FBE/FDE)
356    class_start early_hal
357
358on post-fs-data
359    # We chown/chmod /data again so because mount is run as root + defaults
360    chown system system /data
361    chmod 0771 /data
362    # We restorecon /data in case the userdata partition has been reset.
363    restorecon /data
364
365    # Make sure we have the device encryption key.
366    start vold
367    installkey /data
368
369    # Start bootcharting as soon as possible after the data partition is
370    # mounted to collect more data.
371    mkdir /data/bootchart 0755 shell shell
372    bootchart start
373
374    # Avoid predictable entropy pool. Carry over entropy from previous boot.
375    copy /data/system/entropy.dat /dev/urandom
376
377    # create basic filesystem structure
378    mkdir /data/misc 01771 system misc
379    mkdir /data/misc/recovery 0770 system log
380    copy /data/misc/recovery/default.prop /data/misc/recovery/default.prop.1
381    chmod 0440 /data/misc/recovery/default.prop.1
382    chown system log /data/misc/recovery/default.prop.1
383    copy /default.prop /data/misc/recovery/default.prop
384    chmod 0440 /data/misc/recovery/default.prop
385    chown system log /data/misc/recovery/default.prop
386    mkdir /data/misc/recovery/proc 0770 system log
387    copy /data/misc/recovery/proc/version /data/misc/recovery/proc/version.1
388    chmod 0440 /data/misc/recovery/proc/version.1
389    chown system log /data/misc/recovery/proc/version.1
390    copy /proc/version /data/misc/recovery/proc/version
391    chmod 0440 /data/misc/recovery/proc/version
392    chown system log /data/misc/recovery/proc/version
393    mkdir /data/misc/bluedroid 02770 bluetooth bluetooth
394    # Fix the access permissions and group ownership for 'bt_config.conf'
395    chmod 0660 /data/misc/bluedroid/bt_config.conf
396    chown bluetooth bluetooth /data/misc/bluedroid/bt_config.conf
397    mkdir /data/misc/bluetooth 0770 bluetooth bluetooth
398    mkdir /data/misc/bluetooth/logs 0770 bluetooth bluetooth
399    mkdir /data/misc/keystore 0700 keystore keystore
400    mkdir /data/misc/gatekeeper 0700 system system
401    mkdir /data/misc/keychain 0771 system system
402    mkdir /data/misc/net 0750 root shell
403    mkdir /data/misc/radio 0770 system radio
404    mkdir /data/misc/sms 0770 system radio
405    mkdir /data/misc/zoneinfo 0775 system system
406    mkdir /data/misc/textclassifier 0771 system system
407    mkdir /data/misc/vpn 0770 system vpn
408    mkdir /data/misc/shared_relro 0771 shared_relro shared_relro
409    mkdir /data/misc/systemkeys 0700 system system
410    mkdir /data/misc/wifi 0770 wifi wifi
411    mkdir /data/misc/wifi/sockets 0770 wifi wifi
412    mkdir /data/misc/wifi/wpa_supplicant 0770 wifi wifi
413    mkdir /data/misc/ethernet 0770 system system
414    mkdir /data/misc/dhcp 0770 dhcp dhcp
415    mkdir /data/misc/user 0771 root root
416    mkdir /data/misc/perfprofd 0775 root root
417    # give system access to wpa_supplicant.conf for backup and restore
418    chmod 0660 /data/misc/wifi/wpa_supplicant.conf
419    mkdir /data/local 0751 root root
420    mkdir /data/misc/media 0700 media media
421    mkdir /data/misc/audioserver 0700 audioserver audioserver
422    mkdir /data/misc/cameraserver 0700 cameraserver cameraserver
423    mkdir /data/misc/vold 0700 root root
424    mkdir /data/misc/boottrace 0771 system shell
425    mkdir /data/misc/update_engine 0700 root root
426    mkdir /data/misc/trace 0700 root root
427    mkdir /data/misc/reboot 0700 system system
428    # profile file layout
429    mkdir /data/misc/profiles 0771 system system
430    mkdir /data/misc/profiles/cur 0771 system system
431    mkdir /data/misc/profiles/ref 0771 system system
432    mkdir /data/misc/profman 0770 system shell
433    mkdir /data/misc/gcov 0770 root root
434
435    mkdir /data/vendor 0771 root root
436    mkdir /data/vendor/hardware 0771 root root
437
438    # For security reasons, /data/local/tmp should always be empty.
439    # Do not place files or directories in /data/local/tmp
440    mkdir /data/local/tmp 0771 shell shell
441    mkdir /data/data 0771 system system
442    mkdir /data/app-private 0771 system system
443    mkdir /data/app-ephemeral 0771 system system
444    mkdir /data/app-asec 0700 root root
445    mkdir /data/app-lib 0771 system system
446    mkdir /data/app 0771 system system
447    mkdir /data/property 0700 root root
448    mkdir /data/tombstones 0771 system system
449
450    # create dalvik-cache, so as to enforce our permissions
451    mkdir /data/dalvik-cache 0771 root root
452    # create the A/B OTA directory, so as to enforce our permissions
453    mkdir /data/ota 0771 root root
454
455    # create the OTA package directory. It will be accessed by GmsCore (cache
456    # group), update_engine and update_verifier.
457    mkdir /data/ota_package 0770 system cache
458
459    # create resource-cache and double-check the perms
460    mkdir /data/resource-cache 0771 system system
461    chown system system /data/resource-cache
462    chmod 0771 /data/resource-cache
463
464    # create the lost+found directories, so as to enforce our permissions
465    mkdir /data/lost+found 0770 root root
466
467    # create directory for DRM plug-ins - give drm the read/write access to
468    # the following directory.
469    mkdir /data/drm 0770 drm drm
470
471    # create directory for MediaDrm plug-ins - give drm the read/write access to
472    # the following directory.
473    mkdir /data/mediadrm 0770 mediadrm mediadrm
474
475    mkdir /data/anr 0775 system system
476
477    # Create all remaining /data root dirs so that they are made through init
478    # and get proper encryption policy installed
479    mkdir /data/backup 0700 system system
480    mkdir /data/ss 0700 system system
481
482    mkdir /data/system 0775 system system
483    mkdir /data/system/heapdump 0700 system system
484    mkdir /data/system/users 0775 system system
485
486    mkdir /data/system_de 0770 system system
487    mkdir /data/system_ce 0770 system system
488
489    mkdir /data/misc_de 01771 system misc
490    mkdir /data/misc_ce 01771 system misc
491
492    mkdir /data/user 0711 system system
493    mkdir /data/user_de 0711 system system
494    symlink /data/data /data/user/0
495
496    mkdir /data/media 0770 media_rw media_rw
497    mkdir /data/media/obb 0770 media_rw media_rw
498
499    mkdir /data/cache 0770 system cache
500    mkdir /data/cache/recovery 0770 system cache
501    mkdir /data/cache/backup_stage 0700 system system
502    mkdir /data/cache/backup 0700 system system
503
504    init_user0
505
506    # Set SELinux security contexts on upgrade or policy update.
507    restorecon --recursive --skip-ce /data
508
509    # Check any timezone data in /data is newer than the copy in /system, delete if not.
510    exec - system system -- /system/bin/tzdatacheck /system/usr/share/zoneinfo /data/misc/zoneinfo
511
512    # If there is no post-fs-data action in the init.<device>.rc file, you
513    # must uncomment this line, otherwise encrypted filesystems
514    # won't work.
515    # Set indication (checked by vold) that we have finished this action
516    #setprop vold.post_fs_data_done 1
517
518# It is recommended to put unnecessary data/ initialization from post-fs-data
519# to start-zygote in device's init.rc to unblock zygote start.
520on zygote-start && property:ro.crypto.state=unencrypted
521    # A/B update verifier that marks a successful boot.
522    exec_start update_verifier_nonencrypted
523    start netd
524    start zygote
525    start zygote_secondary
526
527on zygote-start && property:ro.crypto.state=unsupported
528    # A/B update verifier that marks a successful boot.
529    exec_start update_verifier_nonencrypted
530    start netd
531    start zygote
532    start zygote_secondary
533
534on zygote-start && property:ro.crypto.state=encrypted && property:ro.crypto.type=file
535    # A/B update verifier that marks a successful boot.
536    exec_start update_verifier_nonencrypted
537    start netd
538    start zygote
539    start zygote_secondary
540
541on boot
542    # basic network init
543    ifup lo
544    hostname localhost
545    domainname localdomain
546
547    # Memory management.  Basic kernel parameters, and allow the high
548    # level system server to be able to adjust the kernel OOM driver
549    # parameters to match how it is managing things.
550    write /proc/sys/vm/overcommit_memory 1
551    write /proc/sys/vm/min_free_order_shift 4
552    chown root system /sys/module/lowmemorykiller/parameters/adj
553    chmod 0664 /sys/module/lowmemorykiller/parameters/adj
554    chown root system /sys/module/lowmemorykiller/parameters/minfree
555    chmod 0664 /sys/module/lowmemorykiller/parameters/minfree
556
557    # Tweak background writeout
558    write /proc/sys/vm/dirty_expire_centisecs 200
559    write /proc/sys/vm/dirty_background_ratio  5
560
561    # Permissions for System Server and daemons.
562    chown radio system /sys/android_power/state
563    chown radio system /sys/android_power/request_state
564    chown radio system /sys/android_power/acquire_full_wake_lock
565    chown radio system /sys/android_power/acquire_partial_wake_lock
566    chown radio system /sys/android_power/release_wake_lock
567    chown system system /sys/power/autosleep
568    chown system system /sys/power/state
569    chown system system /sys/power/wakeup_count
570    chown radio wakelock /sys/power/wake_lock
571    chown radio wakelock /sys/power/wake_unlock
572    chmod 0660 /sys/power/state
573    chmod 0660 /sys/power/wake_lock
574    chmod 0660 /sys/power/wake_unlock
575
576    chown system system /sys/devices/system/cpu/cpufreq/interactive/timer_rate
577    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/timer_rate
578    chown system system /sys/devices/system/cpu/cpufreq/interactive/timer_slack
579    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/timer_slack
580    chown system system /sys/devices/system/cpu/cpufreq/interactive/min_sample_time
581    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/min_sample_time
582    chown system system /sys/devices/system/cpu/cpufreq/interactive/hispeed_freq
583    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/hispeed_freq
584    chown system system /sys/devices/system/cpu/cpufreq/interactive/target_loads
585    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/target_loads
586    chown system system /sys/devices/system/cpu/cpufreq/interactive/go_hispeed_load
587    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/go_hispeed_load
588    chown system system /sys/devices/system/cpu/cpufreq/interactive/above_hispeed_delay
589    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/above_hispeed_delay
590    chown system system /sys/devices/system/cpu/cpufreq/interactive/boost
591    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/boost
592    chown system system /sys/devices/system/cpu/cpufreq/interactive/boostpulse
593    chown system system /sys/devices/system/cpu/cpufreq/interactive/input_boost
594    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/input_boost
595    chown system system /sys/devices/system/cpu/cpufreq/interactive/boostpulse_duration
596    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/boostpulse_duration
597    chown system system /sys/devices/system/cpu/cpufreq/interactive/io_is_busy
598    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/io_is_busy
599
600    # Assume SMP uses shared cpufreq policy for all CPUs
601    chown system system /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq
602    chmod 0660 /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq
603
604    chown system system /sys/class/leds/vibrator/trigger
605    chown system system /sys/class/leds/vibrator/activate
606    chown system system /sys/class/leds/vibrator/brightness
607    chown system system /sys/class/leds/vibrator/duration
608    chown system system /sys/class/leds/vibrator/state
609    chown system system /sys/class/timed_output/vibrator/enable
610    chown system system /sys/class/leds/keyboard-backlight/brightness
611    chown system system /sys/class/leds/lcd-backlight/brightness
612    chown system system /sys/class/leds/button-backlight/brightness
613    chown system system /sys/class/leds/jogball-backlight/brightness
614    chown system system /sys/class/leds/red/brightness
615    chown system system /sys/class/leds/green/brightness
616    chown system system /sys/class/leds/blue/brightness
617    chown system system /sys/class/leds/red/device/grpfreq
618    chown system system /sys/class/leds/red/device/grppwm
619    chown system system /sys/class/leds/red/device/blink
620    chown system system /sys/module/sco/parameters/disable_esco
621    chown system system /sys/kernel/ipv4/tcp_wmem_min
622    chown system system /sys/kernel/ipv4/tcp_wmem_def
623    chown system system /sys/kernel/ipv4/tcp_wmem_max
624    chown system system /sys/kernel/ipv4/tcp_rmem_min
625    chown system system /sys/kernel/ipv4/tcp_rmem_def
626    chown system system /sys/kernel/ipv4/tcp_rmem_max
627    chown root radio /proc/cmdline
628
629    # Define default initial receive window size in segments.
630    setprop net.tcp.default_init_rwnd 60
631
632    # Start standard binderized HAL daemons
633    class_start hal
634
635    class_start core
636
637on nonencrypted
638    class_start main
639    class_start late_start
640
641on property:sys.init_log_level=*
642    loglevel ${sys.init_log_level}
643
644on charger
645    class_start charger
646
647on property:vold.decrypt=trigger_reset_main
648    class_reset main
649
650on property:vold.decrypt=trigger_load_persist_props
651    load_persist_props
652    start logd
653    start logd-reinit
654
655on property:vold.decrypt=trigger_post_fs_data
656    trigger post-fs-data
657
658on property:vold.decrypt=trigger_restart_min_framework
659    # A/B update verifier that marks a successful boot.
660    exec_start update_verifier
661    class_start main
662
663on property:vold.decrypt=trigger_restart_framework
664    # A/B update verifier that marks a successful boot.
665    exec_start update_verifier
666    class_start main
667    class_start late_start
668
669on property:vold.decrypt=trigger_shutdown_framework
670    class_reset late_start
671    class_reset main
672
673on property:sys.boot_completed=1
674    bootchart stop
675
676on property:sys.boot_completed=1 && property:ro.build.type=user
677    write /proc/sys/kernel/modules_disabled 1
678
679on property:sys.boot_completed=1 && property:ro.build.type=userdebug
680    write /proc/sys/kernel/modules_disabled 1
681
682# system server cannot write to /proc/sys files,
683# and chown/chmod does not work for /proc/sys/ entries.
684# So proxy writes through init.
685on property:sys.sysctl.extra_free_kbytes=*
686    write /proc/sys/vm/extra_free_kbytes ${sys.sysctl.extra_free_kbytes}
687
688# "tcp_default_init_rwnd" Is too long!
689on property:sys.sysctl.tcp_def_init_rwnd=*
690    write /proc/sys/net/ipv4/tcp_default_init_rwnd ${sys.sysctl.tcp_def_init_rwnd}
691
692on property:security.perf_harden=0
693    write /proc/sys/kernel/perf_event_paranoid 1
694
695on property:security.perf_harden=1
696    write /proc/sys/kernel/perf_event_paranoid 3
697
698# on shutdown
699# In device's init.rc, this trigger can be used to do device-specific actions
700# before shutdown. e.g disable watchdog and mask error handling
701
702## Daemon processes to be run by init.
703##
704service ueventd /sbin/ueventd
705    class core
706    critical
707    seclabel u:r:ueventd:s0
708    shutdown critical
709
710service healthd /sbin/healthd
711    class core
712    critical
713    seclabel u:r:healthd:s0
714    group root system wakelock
715
716service console /system/bin/sh
717    class core
718    console
719    disabled
720    user shell
721    group shell log readproc
722    seclabel u:r:shell:s0
723
724on property:ro.debuggable=1
725    # Give writes to anyone for the trace folder on debug builds.
726    # The folder is used to store method traces.
727    chmod 0773 /data/misc/trace
728    start console
729
730service flash_recovery /system/bin/install-recovery.sh
731    class main
732    oneshot
733