init.rc revision aae9ad533cff8f6bad110bad2a7286e1f452bbdf 
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    mkdir /dev/stune/rt
65    chown system system /dev/stune
66    chown system system /dev/stune/foreground
67    chown system system /dev/stune/background
68    chown system system /dev/stune/top-app
69    chown system system /dev/stune/rt
70    chown system system /dev/stune/tasks
71    chown system system /dev/stune/foreground/tasks
72    chown system system /dev/stune/background/tasks
73    chown system system /dev/stune/top-app/tasks
74    chown system system /dev/stune/rt/tasks
75    chmod 0664 /dev/stune/tasks
76    chmod 0664 /dev/stune/foreground/tasks
77    chmod 0664 /dev/stune/background/tasks
78    chmod 0664 /dev/stune/top-app/tasks
79    chmod 0664 /dev/stune/rt/tasks
80
81    # Mount staging areas for devices managed by vold
82    # See storage config details at http://source.android.com/tech/storage/
83    mount tmpfs tmpfs /mnt mode=0755,uid=0,gid=1000
84    restorecon_recursive /mnt
85
86    mount configfs none /config
87    chmod 0775 /config/sdcardfs
88    chown system package_info /config/sdcardfs
89
90    mkdir /mnt/secure 0700 root root
91    mkdir /mnt/secure/asec 0700 root root
92    mkdir /mnt/asec 0755 root system
93    mkdir /mnt/obb 0755 root system
94    mkdir /mnt/media_rw 0750 root media_rw
95    mkdir /mnt/user 0755 root root
96    mkdir /mnt/user/0 0755 root root
97    mkdir /mnt/expand 0771 system system
98    mkdir /mnt/appfuse 0711 root root
99
100    # Storage views to support runtime permissions
101    mkdir /mnt/runtime 0700 root root
102    mkdir /mnt/runtime/default 0755 root root
103    mkdir /mnt/runtime/default/self 0755 root root
104    mkdir /mnt/runtime/read 0755 root root
105    mkdir /mnt/runtime/read/self 0755 root root
106    mkdir /mnt/runtime/write 0755 root root
107    mkdir /mnt/runtime/write/self 0755 root root
108
109    # Symlink to keep legacy apps working in multi-user world
110    symlink /storage/self/primary /sdcard
111    symlink /storage/self/primary /mnt/sdcard
112    symlink /mnt/user/0/primary /mnt/runtime/default/self/primary
113
114    write /proc/sys/kernel/panic_on_oops 1
115    write /proc/sys/kernel/hung_task_timeout_secs 0
116    write /proc/cpu/alignment 4
117
118    # scheduler tunables
119    # Disable auto-scaling of scheduler tunables with hotplug. The tunables
120    # will vary across devices in unpredictable ways if allowed to scale with
121    # cpu cores.
122    write /proc/sys/kernel/sched_tunable_scaling 0
123    write /proc/sys/kernel/sched_latency_ns 10000000
124    write /proc/sys/kernel/sched_wakeup_granularity_ns 2000000
125    write /proc/sys/kernel/sched_child_runs_first 0
126
127    write /proc/sys/kernel/randomize_va_space 2
128    write /proc/sys/vm/mmap_min_addr 32768
129    write /proc/sys/net/ipv4/ping_group_range "0 2147483647"
130    write /proc/sys/net/unix/max_dgram_qlen 600
131    write /proc/sys/kernel/sched_rt_runtime_us 950000
132    write /proc/sys/kernel/sched_rt_period_us 1000000
133
134    # Assign reasonable ceiling values for socket rcv/snd buffers.
135    # These should almost always be overridden by the target per the
136    # the corresponding technology maximums.
137    write /proc/sys/net/core/rmem_max  262144
138    write /proc/sys/net/core/wmem_max  262144
139
140    # reflect fwmark from incoming packets onto generated replies
141    write /proc/sys/net/ipv4/fwmark_reflect 1
142    write /proc/sys/net/ipv6/fwmark_reflect 1
143
144    # set fwmark on accepted sockets
145    write /proc/sys/net/ipv4/tcp_fwmark_accept 1
146
147    # disable icmp redirects
148    write /proc/sys/net/ipv4/conf/all/accept_redirects 0
149    write /proc/sys/net/ipv6/conf/all/accept_redirects 0
150
151    # /proc/net/fib_trie leaks interface IP addresses
152    chmod 0400 /proc/net/fib_trie
153
154    # Create cgroup mount points for process groups
155    mkdir /dev/cpuctl
156    mount cgroup none /dev/cpuctl cpu
157    chown system system /dev/cpuctl
158    chown system system /dev/cpuctl/tasks
159    chmod 0666 /dev/cpuctl/tasks
160    write /dev/cpuctl/cpu.rt_period_us 1000000
161    write /dev/cpuctl/cpu.rt_runtime_us 950000
162
163    # sets up initial cpusets for ActivityManager
164    mkdir /dev/cpuset
165    mount cpuset none /dev/cpuset
166
167    # this ensures that the cpusets are present and usable, but the device's
168    # init.rc must actually set the correct cpus
169    mkdir /dev/cpuset/foreground
170    copy /dev/cpuset/cpus /dev/cpuset/foreground/cpus
171    copy /dev/cpuset/mems /dev/cpuset/foreground/mems
172    mkdir /dev/cpuset/background
173    copy /dev/cpuset/cpus /dev/cpuset/background/cpus
174    copy /dev/cpuset/mems /dev/cpuset/background/mems
175
176    # system-background is for system tasks that should only run on
177    # little cores, not on bigs
178    # to be used only by init, so don't change system-bg permissions
179    mkdir /dev/cpuset/system-background
180    copy /dev/cpuset/cpus /dev/cpuset/system-background/cpus
181    copy /dev/cpuset/mems /dev/cpuset/system-background/mems
182
183    mkdir /dev/cpuset/top-app
184    copy /dev/cpuset/cpus /dev/cpuset/top-app/cpus
185    copy /dev/cpuset/mems /dev/cpuset/top-app/mems
186
187    # change permissions for all cpusets we'll touch at runtime
188    chown system system /dev/cpuset
189    chown system system /dev/cpuset/foreground
190    chown system system /dev/cpuset/background
191    chown system system /dev/cpuset/system-background
192    chown system system /dev/cpuset/top-app
193    chown system system /dev/cpuset/tasks
194    chown system system /dev/cpuset/foreground/tasks
195    chown system system /dev/cpuset/background/tasks
196    chown system system /dev/cpuset/system-background/tasks
197    chown system system /dev/cpuset/top-app/tasks
198
199    # set system-background to 0775 so SurfaceFlinger can touch it
200    chmod 0775 /dev/cpuset/system-background
201
202    chmod 0664 /dev/cpuset/foreground/tasks
203    chmod 0664 /dev/cpuset/background/tasks
204    chmod 0664 /dev/cpuset/system-background/tasks
205    chmod 0664 /dev/cpuset/top-app/tasks
206    chmod 0664 /dev/cpuset/tasks
207
208
209    # qtaguid will limit access to specific data based on group memberships.
210    #   net_bw_acct grants impersonation of socket owners.
211    #   net_bw_stats grants access to other apps' detailed tagged-socket stats.
212    chown root net_bw_acct /proc/net/xt_qtaguid/ctrl
213    chown root net_bw_stats /proc/net/xt_qtaguid/stats
214
215    # Allow everybody to read the xt_qtaguid resource tracking misc dev.
216    # This is needed by any process that uses socket tagging.
217    chmod 0644 /dev/xt_qtaguid
218
219    # Create location for fs_mgr to store abbreviated output from filesystem
220    # checker programs.
221    mkdir /dev/fscklogs 0770 root system
222
223    # pstore/ramoops previous console log
224    mount pstore pstore /sys/fs/pstore
225    chown system log /sys/fs/pstore/console-ramoops
226    chmod 0440 /sys/fs/pstore/console-ramoops
227    chown system log /sys/fs/pstore/console-ramoops-0
228    chmod 0440 /sys/fs/pstore/console-ramoops-0
229    chown system log /sys/fs/pstore/pmsg-ramoops-0
230    chmod 0440 /sys/fs/pstore/pmsg-ramoops-0
231
232    # enable armv8_deprecated instruction hooks
233    write /proc/sys/abi/swp 1
234
235    # Linux's execveat() syscall may construct paths containing /dev/fd
236    # expecting it to point to /proc/self/fd
237    symlink /proc/self/fd /dev/fd
238
239    export DOWNLOAD_CACHE /data/cache
240
241    # set RLIMIT_NICE to allow priorities from 19 to -20
242    setrlimit nice 40 40
243
244    # Allow up to 32K FDs per process
245    setrlimit nofile 32768 32768
246
247    # This allows the ledtrig-transient properties to be created here so
248    # that they can be chown'd to system:system later on boot
249    write /sys/class/leds/vibrator/trigger "transient"
250
251# Healthd can trigger a full boot from charger mode by signaling this
252# property when the power button is held.
253on property:sys.boot_from_charger_mode=1
254    class_stop charger
255    trigger late-init
256
257on load_persist_props_action
258    load_persist_props
259    start logd
260    start logd-reinit
261
262# Indicate to fw loaders that the relevant mounts are up.
263on firmware_mounts_complete
264    rm /dev/.booting
265
266# Mount filesystems and start core system services.
267on late-init
268    trigger early-fs
269
270    # Mount fstab in init.{$device}.rc by mount_all command. Optional parameter
271    # '--early' can be specified to skip entries with 'latemount'.
272    # /system and /vendor must be mounted by the end of the fs stage,
273    # while /data is optional.
274    trigger fs
275    trigger post-fs
276
277    # Mount fstab in init.{$device}.rc by mount_all with '--late' parameter
278    # to only mount entries with 'latemount'. This is needed if '--early' is
279    # specified in the previous mount_all command on the fs stage.
280    # With /system mounted and properties form /system + /factory available,
281    # some services can be started.
282    trigger late-fs
283
284    # Now we can mount /data. File encryption requires keymaster to decrypt
285    # /data, which in turn can only be loaded when system properties are present.
286    trigger post-fs-data
287
288    # Now we can start zygote for devices with file based encryption
289    trigger zygote-start
290
291    # Load persist properties and override properties (if enabled) from /data.
292    trigger load_persist_props_action
293
294    # Remove a file to wake up anything waiting for firmware.
295    trigger firmware_mounts_complete
296
297    trigger early-boot
298    trigger boot
299
300on post-fs
301    # Load properties from
302    #     /system/build.prop,
303    #     /odm/build.prop,
304    #     /vendor/build.prop and
305    #     /factory/factory.prop
306    load_system_props
307    # start essential services
308    start logd
309    start servicemanager
310    start hwservicemanager
311    start vndservicemanager
312
313    # once everything is setup, no need to modify /
314    mount rootfs rootfs / ro remount
315    # Mount shared so changes propagate into child namespaces
316    mount rootfs rootfs / shared rec
317    # Mount default storage into root namespace
318    mount none /mnt/runtime/default /storage bind rec
319    mount none none /storage slave rec
320
321    # Make sure /sys/kernel/debug (if present) is labeled properly
322    # Note that tracefs may be mounted under debug, so we need to cross filesystems
323    restorecon --recursive --cross-filesystems /sys/kernel/debug
324
325    # We chown/chmod /cache again so because mount is run as root + defaults
326    chown system cache /cache
327    chmod 0770 /cache
328    # We restorecon /cache in case the cache partition has been reset.
329    restorecon_recursive /cache
330
331    # Create /cache/recovery in case it's not there. It'll also fix the odd
332    # permissions if created by the recovery system.
333    mkdir /cache/recovery 0770 system cache
334
335    # Backup/restore mechanism uses the cache partition
336    mkdir /cache/backup_stage 0700 system system
337    mkdir /cache/backup 0700 system system
338
339    #change permissions on vmallocinfo so we can grab it from bugreports
340    chown root log /proc/vmallocinfo
341    chmod 0440 /proc/vmallocinfo
342
343    chown root log /proc/slabinfo
344    chmod 0440 /proc/slabinfo
345
346    #change permissions on kmsg & sysrq-trigger so bugreports can grab kthread stacks
347    chown root system /proc/kmsg
348    chmod 0440 /proc/kmsg
349    chown root system /proc/sysrq-trigger
350    chmod 0220 /proc/sysrq-trigger
351    chown system log /proc/last_kmsg
352    chmod 0440 /proc/last_kmsg
353
354    # make the selinux kernel policy world-readable
355    chmod 0444 /sys/fs/selinux/policy
356
357    # create the lost+found directories, so as to enforce our permissions
358    mkdir /cache/lost+found 0770 root root
359
360on late-fs
361    # Ensure that tracefs has the correct permissions.
362    # This does not work correctly if it is called in post-fs.
363    chmod 0755 /sys/kernel/debug/tracing
364
365    # HALs required before storage encryption can get unlocked (FBE/FDE)
366    class_start early_hal
367
368on post-fs-data
369    # We chown/chmod /data again so because mount is run as root + defaults
370    chown system system /data
371    chmod 0771 /data
372    # We restorecon /data in case the userdata partition has been reset.
373    restorecon /data
374
375    # Make sure we have the device encryption key.
376    start vold
377    installkey /data
378
379    # Start bootcharting as soon as possible after the data partition is
380    # mounted to collect more data.
381    mkdir /data/bootchart 0755 shell shell
382    bootchart start
383
384    # Avoid predictable entropy pool. Carry over entropy from previous boot.
385    copy /data/system/entropy.dat /dev/urandom
386
387    # create basic filesystem structure
388    mkdir /data/misc 01771 system misc
389    mkdir /data/misc/recovery 0770 system log
390    copy /data/misc/recovery/ro.build.fingerprint /data/misc/recovery/ro.build.fingerprint.1
391    chmod 0440 /data/misc/recovery/ro.build.fingerprint.1
392    chown system log /data/misc/recovery/ro.build.fingerprint.1
393    write /data/misc/recovery/ro.build.fingerprint ${ro.build.fingerprint}
394    chmod 0440 /data/misc/recovery/ro.build.fingerprint
395    chown system log /data/misc/recovery/ro.build.fingerprint
396    mkdir /data/misc/recovery/proc 0770 system log
397    copy /data/misc/recovery/proc/version /data/misc/recovery/proc/version.1
398    chmod 0440 /data/misc/recovery/proc/version.1
399    chown system log /data/misc/recovery/proc/version.1
400    copy /proc/version /data/misc/recovery/proc/version
401    chmod 0440 /data/misc/recovery/proc/version
402    chown system log /data/misc/recovery/proc/version
403    mkdir /data/misc/bluedroid 02770 bluetooth bluetooth
404    # Fix the access permissions and group ownership for 'bt_config.conf'
405    chmod 0660 /data/misc/bluedroid/bt_config.conf
406    chown bluetooth bluetooth /data/misc/bluedroid/bt_config.conf
407    mkdir /data/misc/bluetooth 0770 bluetooth bluetooth
408    mkdir /data/misc/bluetooth/logs 0770 bluetooth bluetooth
409    mkdir /data/misc/keystore 0700 keystore keystore
410    mkdir /data/misc/gatekeeper 0700 system system
411    mkdir /data/misc/keychain 0771 system system
412    mkdir /data/misc/net 0750 root shell
413    mkdir /data/misc/radio 0770 system radio
414    mkdir /data/misc/sms 0770 system radio
415    mkdir /data/misc/zoneinfo 0775 system system
416    mkdir /data/misc/textclassifier 0771 system system
417    mkdir /data/misc/vpn 0770 system vpn
418    mkdir /data/misc/shared_relro 0771 shared_relro shared_relro
419    mkdir /data/misc/systemkeys 0700 system system
420    mkdir /data/misc/wifi 0770 wifi wifi
421    mkdir /data/misc/wifi/sockets 0770 wifi wifi
422    mkdir /data/misc/wifi/wpa_supplicant 0770 wifi wifi
423    mkdir /data/misc/ethernet 0770 system system
424    mkdir /data/misc/dhcp 0770 dhcp dhcp
425    mkdir /data/misc/user 0771 root root
426    mkdir /data/misc/perfprofd 0775 root root
427    # give system access to wpa_supplicant.conf for backup and restore
428    chmod 0660 /data/misc/wifi/wpa_supplicant.conf
429    mkdir /data/local 0751 root root
430    mkdir /data/misc/media 0700 media media
431    mkdir /data/misc/audioserver 0700 audioserver audioserver
432    mkdir /data/misc/cameraserver 0700 cameraserver cameraserver
433    mkdir /data/misc/vold 0700 root root
434    mkdir /data/misc/boottrace 0771 system shell
435    mkdir /data/misc/update_engine 0700 root root
436    mkdir /data/misc/update_engine_log 02750 root log
437    mkdir /data/misc/trace 0700 root root
438    # profile file layout
439    mkdir /data/misc/profiles 0771 system system
440    mkdir /data/misc/profiles/cur 0771 system system
441    mkdir /data/misc/profiles/ref 0771 system system
442    mkdir /data/misc/profman 0770 system shell
443    mkdir /data/misc/gcov 0770 root root
444
445    mkdir /data/vendor 0771 root root
446    mkdir /data/vendor/hardware 0771 root root
447
448    # For security reasons, /data/local/tmp should always be empty.
449    # Do not place files or directories in /data/local/tmp
450    mkdir /data/local/tmp 0771 shell shell
451    mkdir /data/data 0771 system system
452    mkdir /data/app-private 0771 system system
453    mkdir /data/app-ephemeral 0771 system system
454    mkdir /data/app-asec 0700 root root
455    mkdir /data/app-lib 0771 system system
456    mkdir /data/app 0771 system system
457    mkdir /data/property 0700 root root
458    mkdir /data/tombstones 0771 system system
459
460    # create dalvik-cache, so as to enforce our permissions
461    mkdir /data/dalvik-cache 0771 root root
462    # create the A/B OTA directory, so as to enforce our permissions
463    mkdir /data/ota 0771 root root
464
465    # create the OTA package directory. It will be accessed by GmsCore (cache
466    # group), update_engine and update_verifier.
467    mkdir /data/ota_package 0770 system cache
468
469    # create resource-cache and double-check the perms
470    mkdir /data/resource-cache 0771 system system
471    chown system system /data/resource-cache
472    chmod 0771 /data/resource-cache
473
474    # create the lost+found directories, so as to enforce our permissions
475    mkdir /data/lost+found 0770 root root
476
477    # create directory for DRM plug-ins - give drm the read/write access to
478    # the following directory.
479    mkdir /data/drm 0770 drm drm
480
481    # create directory for MediaDrm plug-ins - give drm the read/write access to
482    # the following directory.
483    mkdir /data/mediadrm 0770 mediadrm mediadrm
484
485    mkdir /data/anr 0775 system system
486
487    # Create all remaining /data root dirs so that they are made through init
488    # and get proper encryption policy installed
489    mkdir /data/backup 0700 system system
490    mkdir /data/ss 0700 system system
491
492    mkdir /data/system 0775 system system
493    mkdir /data/system/heapdump 0700 system system
494    mkdir /data/system/users 0775 system system
495
496    mkdir /data/system_de 0770 system system
497    mkdir /data/system_ce 0770 system system
498
499    mkdir /data/misc_de 01771 system misc
500    mkdir /data/misc_ce 01771 system misc
501
502    mkdir /data/user 0711 system system
503    mkdir /data/user_de 0711 system system
504    symlink /data/data /data/user/0
505
506    mkdir /data/media 0770 media_rw media_rw
507    mkdir /data/media/obb 0770 media_rw media_rw
508
509    mkdir /data/cache 0770 system cache
510    mkdir /data/cache/recovery 0770 system cache
511    mkdir /data/cache/backup_stage 0700 system system
512    mkdir /data/cache/backup 0700 system system
513
514    init_user0
515
516    # Set SELinux security contexts on upgrade or policy update.
517    restorecon --recursive --skip-ce /data
518
519    # Check any timezone data in /data is newer than the copy in /system, delete if not.
520    exec - system system -- /system/bin/tzdatacheck /system/usr/share/zoneinfo /data/misc/zoneinfo
521
522    # If there is no post-fs-data action in the init.<device>.rc file, you
523    # must uncomment this line, otherwise encrypted filesystems
524    # won't work.
525    # Set indication (checked by vold) that we have finished this action
526    #setprop vold.post_fs_data_done 1
527
528# It is recommended to put unnecessary data/ initialization from post-fs-data
529# to start-zygote in device's init.rc to unblock zygote start.
530on zygote-start && property:ro.crypto.state=unencrypted
531    # A/B update verifier that marks a successful boot.
532    exec_start update_verifier_nonencrypted
533    start netd
534    start zygote
535    start zygote_secondary
536
537on zygote-start && property:ro.crypto.state=unsupported
538    # A/B update verifier that marks a successful boot.
539    exec_start update_verifier_nonencrypted
540    start netd
541    start zygote
542    start zygote_secondary
543
544on zygote-start && property:ro.crypto.state=encrypted && property:ro.crypto.type=file
545    # A/B update verifier that marks a successful boot.
546    exec_start update_verifier_nonencrypted
547    start netd
548    start zygote
549    start zygote_secondary
550
551on boot
552    # basic network init
553    ifup lo
554    hostname localhost
555    domainname localdomain
556
557    # Memory management.  Basic kernel parameters, and allow the high
558    # level system server to be able to adjust the kernel OOM driver
559    # parameters to match how it is managing things.
560    write /proc/sys/vm/overcommit_memory 1
561    write /proc/sys/vm/min_free_order_shift 4
562    chown root system /sys/module/lowmemorykiller/parameters/adj
563    chmod 0664 /sys/module/lowmemorykiller/parameters/adj
564    chown root system /sys/module/lowmemorykiller/parameters/minfree
565    chmod 0664 /sys/module/lowmemorykiller/parameters/minfree
566
567    # Tweak background writeout
568    write /proc/sys/vm/dirty_expire_centisecs 200
569    write /proc/sys/vm/dirty_background_ratio  5
570
571    # Permissions for System Server and daemons.
572    chown radio system /sys/android_power/state
573    chown radio system /sys/android_power/request_state
574    chown radio system /sys/android_power/acquire_full_wake_lock
575    chown radio system /sys/android_power/acquire_partial_wake_lock
576    chown radio system /sys/android_power/release_wake_lock
577    chown system system /sys/power/autosleep
578    chown system system /sys/power/state
579    chown system system /sys/power/wakeup_count
580    chown radio wakelock /sys/power/wake_lock
581    chown radio wakelock /sys/power/wake_unlock
582    chmod 0660 /sys/power/state
583    chmod 0660 /sys/power/wake_lock
584    chmod 0660 /sys/power/wake_unlock
585
586    chown system system /sys/devices/system/cpu/cpufreq/interactive/timer_rate
587    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/timer_rate
588    chown system system /sys/devices/system/cpu/cpufreq/interactive/timer_slack
589    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/timer_slack
590    chown system system /sys/devices/system/cpu/cpufreq/interactive/min_sample_time
591    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/min_sample_time
592    chown system system /sys/devices/system/cpu/cpufreq/interactive/hispeed_freq
593    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/hispeed_freq
594    chown system system /sys/devices/system/cpu/cpufreq/interactive/target_loads
595    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/target_loads
596    chown system system /sys/devices/system/cpu/cpufreq/interactive/go_hispeed_load
597    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/go_hispeed_load
598    chown system system /sys/devices/system/cpu/cpufreq/interactive/above_hispeed_delay
599    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/above_hispeed_delay
600    chown system system /sys/devices/system/cpu/cpufreq/interactive/boost
601    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/boost
602    chown system system /sys/devices/system/cpu/cpufreq/interactive/boostpulse
603    chown system system /sys/devices/system/cpu/cpufreq/interactive/input_boost
604    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/input_boost
605    chown system system /sys/devices/system/cpu/cpufreq/interactive/boostpulse_duration
606    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/boostpulse_duration
607    chown system system /sys/devices/system/cpu/cpufreq/interactive/io_is_busy
608    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/io_is_busy
609
610    # Assume SMP uses shared cpufreq policy for all CPUs
611    chown system system /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq
612    chmod 0660 /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq
613
614    chown system system /sys/class/leds/vibrator/trigger
615    chown system system /sys/class/leds/vibrator/activate
616    chown system system /sys/class/leds/vibrator/brightness
617    chown system system /sys/class/leds/vibrator/duration
618    chown system system /sys/class/leds/vibrator/state
619    chown system system /sys/class/timed_output/vibrator/enable
620    chown system system /sys/class/leds/keyboard-backlight/brightness
621    chown system system /sys/class/leds/lcd-backlight/brightness
622    chown system system /sys/class/leds/button-backlight/brightness
623    chown system system /sys/class/leds/jogball-backlight/brightness
624    chown system system /sys/class/leds/red/brightness
625    chown system system /sys/class/leds/green/brightness
626    chown system system /sys/class/leds/blue/brightness
627    chown system system /sys/class/leds/red/device/grpfreq
628    chown system system /sys/class/leds/red/device/grppwm
629    chown system system /sys/class/leds/red/device/blink
630    chown system system /sys/module/sco/parameters/disable_esco
631    chown system system /sys/kernel/ipv4/tcp_wmem_min
632    chown system system /sys/kernel/ipv4/tcp_wmem_def
633    chown system system /sys/kernel/ipv4/tcp_wmem_max
634    chown system system /sys/kernel/ipv4/tcp_rmem_min
635    chown system system /sys/kernel/ipv4/tcp_rmem_def
636    chown system system /sys/kernel/ipv4/tcp_rmem_max
637    chown root radio /proc/cmdline
638
639    # Define default initial receive window size in segments.
640    setprop net.tcp.default_init_rwnd 60
641
642    # Start standard binderized HAL daemons
643    class_start hal
644
645    class_start core
646
647on nonencrypted
648    class_start main
649    class_start late_start
650
651on property:sys.init_log_level=*
652    loglevel ${sys.init_log_level}
653
654on charger
655    class_start charger
656
657on property:vold.decrypt=trigger_reset_main
658    class_reset main
659
660on property:vold.decrypt=trigger_load_persist_props
661    load_persist_props
662    start logd
663    start logd-reinit
664
665on property:vold.decrypt=trigger_post_fs_data
666    trigger post-fs-data
667
668on property:vold.decrypt=trigger_restart_min_framework
669    # A/B update verifier that marks a successful boot.
670    exec_start update_verifier
671    class_start main
672
673on property:vold.decrypt=trigger_restart_framework
674    # A/B update verifier that marks a successful boot.
675    exec_start update_verifier
676    class_start main
677    class_start late_start
678
679on property:vold.decrypt=trigger_shutdown_framework
680    class_reset late_start
681    class_reset main
682
683on property:sys.boot_completed=1
684    bootchart stop
685
686# system server cannot write to /proc/sys files,
687# and chown/chmod does not work for /proc/sys/ entries.
688# So proxy writes through init.
689on property:sys.sysctl.extra_free_kbytes=*
690    write /proc/sys/vm/extra_free_kbytes ${sys.sysctl.extra_free_kbytes}
691
692# "tcp_default_init_rwnd" Is too long!
693on property:sys.sysctl.tcp_def_init_rwnd=*
694    write /proc/sys/net/ipv4/tcp_default_init_rwnd ${sys.sysctl.tcp_def_init_rwnd}
695
696on property:security.perf_harden=0
697    write /proc/sys/kernel/perf_event_paranoid 1
698
699on property:security.perf_harden=1
700    write /proc/sys/kernel/perf_event_paranoid 3
701
702# on shutdown
703# In device's init.rc, this trigger can be used to do device-specific actions
704# before shutdown. e.g disable watchdog and mask error handling
705
706## Daemon processes to be run by init.
707##
708service ueventd /sbin/ueventd
709    class core
710    critical
711    seclabel u:r:ueventd:s0
712    shutdown critical
713
714service healthd /system/bin/healthd
715    class hal
716    critical
717    group root system wakelock
718
719service console /system/bin/sh
720    class core
721    console
722    disabled
723    user shell
724    group shell log readproc
725    seclabel u:r:shell:s0
726    setenv HOSTNAME console
727
728on property:ro.debuggable=1
729    # Give writes to anyone for the trace folder on debug builds.
730    # The folder is used to store method traces.
731    chmod 0773 /data/misc/trace
732    start console
733
734service flash_recovery /system/bin/install-recovery.sh
735    class main
736    oneshot
737