init.rc revision 6012db553c87f4f4b039a7d42e3b80ce9480f20f 
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.${ro.hardware}.rc
10import /init.usb.configfs.rc
11import /init.${ro.zygote}.rc
12
13on early-init
14    # Set init and its forked children's oom_adj.
15    write /proc/1/oom_score_adj -1000
16
17    # Disable sysrq from keyboard
18    write /proc/sys/kernel/sysrq 0
19
20    # Set the security context of /adb_keys if present.
21    restorecon /adb_keys
22
23    # Shouldn't be necessary, but sdcard won't start without it. http://b/22568628.
24    mkdir /mnt 0775 root system
25
26    # Set the security context of /postinstall if present.
27    restorecon /postinstall
28
29    start ueventd
30
31on init
32    sysclktz 0
33
34    # Mix device-specific information into the entropy pool
35    copy /proc/cmdline /dev/urandom
36    copy /default.prop /dev/urandom
37
38    # Backward compatibility.
39    symlink /system/etc /etc
40    symlink /sys/kernel/debug /d
41
42    # Link /vendor to /system/vendor for devices without a vendor partition.
43    symlink /system/vendor /vendor
44
45    # Mount cgroup mount point for cpu accounting
46    mount cgroup none /acct cpuacct
47    mkdir /acct/uid
48
49    # Create energy-aware scheduler tuning nodes
50    mkdir /dev/stune
51    mount cgroup none /dev/stune schedtune
52    mkdir /dev/stune/foreground
53    mkdir /dev/stune/background
54    mkdir /dev/stune/top-app
55    chown system system /dev/stune
56    chown system system /dev/stune/foreground
57    chown system system /dev/stune/background
58    chown system system /dev/stune/top-app
59    chown system system /dev/stune/tasks
60    chown system system /dev/stune/foreground/tasks
61    chown system system /dev/stune/background/tasks
62    chown system system /dev/stune/top-app/tasks
63    chmod 0664 /dev/stune/tasks
64    chmod 0664 /dev/stune/foreground/tasks
65    chmod 0664 /dev/stune/background/tasks
66    chmod 0664 /dev/stune/top-app/tasks
67
68    # Mount staging areas for devices managed by vold
69    # See storage config details at http://source.android.com/tech/storage/
70    mount tmpfs tmpfs /mnt mode=0755,uid=0,gid=1000
71    restorecon_recursive /mnt
72
73    mount configfs none /config
74    chmod 0775 /config/sdcardfs
75    chown system package_info /config/sdcardfs
76
77    mkdir /mnt/secure 0700 root root
78    mkdir /mnt/secure/asec 0700 root root
79    mkdir /mnt/asec 0755 root system
80    mkdir /mnt/obb 0755 root system
81    mkdir /mnt/media_rw 0750 root media_rw
82    mkdir /mnt/user 0755 root root
83    mkdir /mnt/user/0 0755 root root
84    mkdir /mnt/expand 0771 system system
85    mkdir /mnt/appfuse 0711 root root
86
87    # Storage views to support runtime permissions
88    mkdir /mnt/runtime 0700 root root
89    mkdir /mnt/runtime/default 0755 root root
90    mkdir /mnt/runtime/default/self 0755 root root
91    mkdir /mnt/runtime/read 0755 root root
92    mkdir /mnt/runtime/read/self 0755 root root
93    mkdir /mnt/runtime/write 0755 root root
94    mkdir /mnt/runtime/write/self 0755 root root
95
96    # Symlink to keep legacy apps working in multi-user world
97    symlink /storage/self/primary /sdcard
98    symlink /storage/self/primary /mnt/sdcard
99    symlink /mnt/user/0/primary /mnt/runtime/default/self/primary
100
101    # root memory control cgroup, used by lmkd
102    mkdir /dev/memcg 0700 root system
103    mount cgroup none /dev/memcg memory
104    # app mem cgroups, used by activity manager, lmkd and zygote
105    mkdir /dev/memcg/apps/ 0755 system system
106
107    write /proc/sys/kernel/panic_on_oops 1
108    write /proc/sys/kernel/hung_task_timeout_secs 0
109    write /proc/cpu/alignment 4
110
111    # scheduler tunables
112    # Disable auto-scaling of scheduler tunables with hotplug. The tunables
113    # will vary across devices in unpredictable ways if allowed to scale with
114    # cpu cores.
115    write /proc/sys/kernel/sched_tunable_scaling 0
116    write /proc/sys/kernel/sched_latency_ns 10000000
117    write /proc/sys/kernel/sched_wakeup_granularity_ns 2000000
118    write /proc/sys/kernel/sched_child_runs_first 0
119
120    write /proc/sys/kernel/randomize_va_space 2
121    write /proc/sys/kernel/kptr_restrict 2
122    write /proc/sys/vm/mmap_min_addr 32768
123    write /proc/sys/net/ipv4/ping_group_range "0 2147483647"
124    write /proc/sys/net/unix/max_dgram_qlen 600
125    write /proc/sys/kernel/sched_rt_runtime_us 950000
126    write /proc/sys/kernel/sched_rt_period_us 1000000
127
128    # reflect fwmark from incoming packets onto generated replies
129    write /proc/sys/net/ipv4/fwmark_reflect 1
130    write /proc/sys/net/ipv6/fwmark_reflect 1
131
132    # set fwmark on accepted sockets
133    write /proc/sys/net/ipv4/tcp_fwmark_accept 1
134
135    # disable icmp redirects
136    write /proc/sys/net/ipv4/conf/all/accept_redirects 0
137    write /proc/sys/net/ipv6/conf/all/accept_redirects 0
138
139    # Create cgroup mount points for process groups
140    mkdir /dev/cpuctl
141    mount cgroup none /dev/cpuctl cpu
142    chown system system /dev/cpuctl
143    chown system system /dev/cpuctl/tasks
144    chmod 0666 /dev/cpuctl/tasks
145    write /dev/cpuctl/cpu.rt_period_us 1000000
146    write /dev/cpuctl/cpu.rt_runtime_us 950000
147
148    mkdir /dev/cpuctl/bg_non_interactive
149    chown system system /dev/cpuctl/bg_non_interactive/tasks
150    chmod 0666 /dev/cpuctl/bg_non_interactive/tasks
151    # 5.0 %
152    write /dev/cpuctl/bg_non_interactive/cpu.shares 52
153    write /dev/cpuctl/bg_non_interactive/cpu.rt_period_us 1000000
154    # active FIFO threads will never be in BG
155    write /dev/cpuctl/bg_non_interactive/cpu.rt_runtime_us 10000
156
157    # sets up initial cpusets for ActivityManager
158    mkdir /dev/cpuset
159    mount cpuset none /dev/cpuset
160
161    # this ensures that the cpusets are present and usable, but the device's
162    # init.rc must actually set the correct cpus
163    mkdir /dev/cpuset/foreground
164    write /dev/cpuset/foreground/cpus 0
165    write /dev/cpuset/foreground/mems 0
166    mkdir /dev/cpuset/foreground/boost
167    write /dev/cpuset/foreground/boost/cpus 0
168    write /dev/cpuset/foreground/boost/mems 0
169    mkdir /dev/cpuset/background
170    write /dev/cpuset/background/cpus 0
171    write /dev/cpuset/background/mems 0
172
173    # system-background is for system tasks that should only run on
174    # little cores, not on bigs
175    # to be used only by init, so don't change system-bg permissions
176    mkdir /dev/cpuset/system-background
177    write /dev/cpuset/system-background/cpus 0
178    write /dev/cpuset/system-background/mems 0
179
180    mkdir /dev/cpuset/top-app
181    write /dev/cpuset/top-app/cpus 0
182    write /dev/cpuset/top-app/mems 0
183
184    # change permissions for all cpusets we'll touch at runtime
185    chown system system /dev/cpuset
186    chown system system /dev/cpuset/foreground
187    chown system system /dev/cpuset/foreground/boost
188    chown system system /dev/cpuset/background
189    chown system system /dev/cpuset/system-background
190    chown system system /dev/cpuset/top-app
191    chown system system /dev/cpuset/tasks
192    chown system system /dev/cpuset/foreground/tasks
193    chown system system /dev/cpuset/foreground/boost/tasks
194    chown system system /dev/cpuset/background/tasks
195    chown system system /dev/cpuset/system-background/tasks
196    chown system system /dev/cpuset/top-app/tasks
197
198    # set system-background to 0775 so SurfaceFlinger can touch it
199    chmod 0775 /dev/cpuset/system-background
200
201    chmod 0664 /dev/cpuset/foreground/tasks
202    chmod 0664 /dev/cpuset/foreground/boost/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/pmsg-ramoops-0
228    chmod 0440 /sys/fs/pstore/pmsg-ramoops-0
229
230    # enable armv8_deprecated instruction hooks
231    write /proc/sys/abi/swp 1
232
233    # Linux's execveat() syscall may construct paths containing /dev/fd
234    # expecting it to point to /proc/self/fd
235    symlink /proc/self/fd /dev/fd
236
237    export DOWNLOAD_CACHE /data/cache
238
239    # set RLIMIT_NICE to allow priorities from 19 to -20
240    setrlimit 13 40 40
241
242# Healthd can trigger a full boot from charger mode by signaling this
243# property when the power button is held.
244on property:sys.boot_from_charger_mode=1
245    class_stop charger
246    trigger late-init
247
248# Load properties from /system/ + /factory after fs mount.
249on load_system_props_action
250    load_system_props
251
252on load_persist_props_action
253    load_persist_props
254    start logd
255    start logd-reinit
256
257# Indicate to fw loaders that the relevant mounts are up.
258on firmware_mounts_complete
259    rm /dev/.booting
260
261# Mount filesystems and start core system services.
262on late-init
263    trigger early-fs
264
265    # Mount fstab in init.{$device}.rc by mount_all command. Optional parameter
266    # '--early' can be specified to skip entries with 'latemount'.
267    # /system and /vendor must be mounted by the end of the fs stage,
268    # while /data is optional.
269    trigger fs
270    trigger post-fs
271
272    # Load properties from /system/ + /factory after fs mount. Place
273    # this in another action so that the load will be scheduled after the prior
274    # issued fs triggers have completed.
275    trigger load_system_props_action
276
277    # Mount fstab in init.{$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    # Load persist properties and override properties (if enabled) from /data.
289    trigger load_persist_props_action
290
291    # Remove a file to wake up anything waiting for firmware.
292    trigger firmware_mounts_complete
293
294    trigger early-boot
295    trigger boot
296
297
298on post-fs
299    start logd
300    # once everything is setup, no need to modify /
301    mount rootfs rootfs / ro remount
302    # Mount shared so changes propagate into child namespaces
303    mount rootfs rootfs / shared rec
304    # Mount default storage into root namespace
305    mount none /mnt/runtime/default /storage bind rec
306    mount none none /storage slave rec
307
308    # Make sure /sys/kernel/debug (if present) is labeled properly
309    restorecon_recursive /sys/kernel/debug
310
311    # We chown/chmod /cache again so because mount is run as root + defaults
312    chown system cache /cache
313    chmod 0770 /cache
314    # We restorecon /cache in case the cache partition has been reset.
315    restorecon_recursive /cache
316
317    # Create /cache/recovery in case it's not there. It'll also fix the odd
318    # permissions if created by the recovery system.
319    mkdir /cache/recovery 0770 system cache
320
321    # Backup/restore mechanism uses the cache partition
322    mkdir /cache/backup_stage 0700 system system
323    mkdir /cache/backup 0700 system system
324
325    #change permissions on vmallocinfo so we can grab it from bugreports
326    chown root log /proc/vmallocinfo
327    chmod 0440 /proc/vmallocinfo
328
329    chown root log /proc/slabinfo
330    chmod 0440 /proc/slabinfo
331
332    #change permissions on kmsg & sysrq-trigger so bugreports can grab kthread stacks
333    chown root system /proc/kmsg
334    chmod 0440 /proc/kmsg
335    chown root system /proc/sysrq-trigger
336    chmod 0220 /proc/sysrq-trigger
337    chown system log /proc/last_kmsg
338    chmod 0440 /proc/last_kmsg
339
340    # make the selinux kernel policy world-readable
341    chmod 0444 /sys/fs/selinux/policy
342
343    # create the lost+found directories, so as to enforce our permissions
344    mkdir /cache/lost+found 0770 root root
345
346on post-fs-data
347    # We chown/chmod /data again so because mount is run as root + defaults
348    chown system system /data
349    chmod 0771 /data
350    # We restorecon /data in case the userdata partition has been reset.
351    restorecon /data
352
353    # start debuggerd to make debugging early-boot crashes easier.
354    start debuggerd
355    start debuggerd64
356
357    # Make sure we have the device encryption key.
358    start vold
359    installkey /data
360
361    # Start bootcharting as soon as possible after the data partition is
362    # mounted to collect more data.
363    mkdir /data/bootchart 0755 shell shell
364    bootchart_init
365
366    # Avoid predictable entropy pool. Carry over entropy from previous boot.
367    copy /data/system/entropy.dat /dev/urandom
368
369    # create basic filesystem structure
370    mkdir /data/misc 01771 system misc
371    mkdir /data/misc/bluedroid 02770 bluetooth bluetooth
372    # Fix the access permissions and group ownership for 'bt_config.conf'
373    chmod 0660 /data/misc/bluedroid/bt_config.conf
374    chown bluetooth bluetooth /data/misc/bluedroid/bt_config.conf
375    mkdir /data/misc/bluetooth 0770 bluetooth bluetooth
376    mkdir /data/misc/bluetooth/logs 0770 bluetooth bluetooth
377    mkdir /data/misc/keystore 0700 keystore keystore
378    mkdir /data/misc/gatekeeper 0700 system system
379    mkdir /data/misc/keychain 0771 system system
380    mkdir /data/misc/net 0750 root shell
381    mkdir /data/misc/radio 0770 system radio
382    mkdir /data/misc/sms 0770 system radio
383    mkdir /data/misc/zoneinfo 0775 system system
384    mkdir /data/misc/vpn 0770 system vpn
385    mkdir /data/misc/shared_relro 0771 shared_relro shared_relro
386    mkdir /data/misc/systemkeys 0700 system system
387    mkdir /data/misc/wifi 0770 wifi wifi
388    mkdir /data/misc/wifi/sockets 0770 wifi wifi
389    mkdir /data/misc/wifi/wpa_supplicant 0770 wifi wifi
390    mkdir /data/misc/ethernet 0770 system system
391    mkdir /data/misc/dhcp 0770 dhcp dhcp
392    mkdir /data/misc/user 0771 root root
393    mkdir /data/misc/perfprofd 0775 root root
394    # give system access to wpa_supplicant.conf for backup and restore
395    chmod 0660 /data/misc/wifi/wpa_supplicant.conf
396    mkdir /data/local 0751 root root
397    mkdir /data/misc/media 0700 media media
398    mkdir /data/misc/audioserver 0700 audioserver audioserver
399    mkdir /data/misc/cameraserver 0700 cameraserver cameraserver
400    mkdir /data/misc/vold 0700 root root
401    mkdir /data/misc/boottrace 0771 system shell
402    mkdir /data/misc/update_engine 0700 root root
403    mkdir /data/misc/trace 0700 root root
404    # profile file layout
405    mkdir /data/misc/profiles 0771 system system
406    mkdir /data/misc/profiles/cur 0771 system system
407    mkdir /data/misc/profiles/ref 0771 system system
408    mkdir /data/misc/profman 0770 system shell
409
410    # For security reasons, /data/local/tmp should always be empty.
411    # Do not place files or directories in /data/local/tmp
412    mkdir /data/local/tmp 0771 shell shell
413    mkdir /data/data 0771 system system
414    mkdir /data/app-private 0771 system system
415    mkdir /data/app-ephemeral 0771 system system
416    mkdir /data/app-asec 0700 root root
417    mkdir /data/app-lib 0771 system system
418    mkdir /data/app 0771 system system
419    mkdir /data/property 0700 root root
420    mkdir /data/tombstones 0771 system system
421
422    # create dalvik-cache, so as to enforce our permissions
423    mkdir /data/dalvik-cache 0771 root root
424    # create the A/B OTA directory, so as to enforce our permissions
425    mkdir /data/ota 0771 root root
426
427    # create the OTA package directory. It will be accessed by GmsCore (cache
428    # group), update_engine and update_verifier.
429    mkdir /data/ota_package 0770 system cache
430
431    # create resource-cache and double-check the perms
432    mkdir /data/resource-cache 0771 system system
433    chown system system /data/resource-cache
434    chmod 0771 /data/resource-cache
435
436    # create the lost+found directories, so as to enforce our permissions
437    mkdir /data/lost+found 0770 root root
438
439    # create directory for DRM plug-ins - give drm the read/write access to
440    # the following directory.
441    mkdir /data/drm 0770 drm drm
442
443    # create directory for MediaDrm plug-ins - give drm the read/write access to
444    # the following directory.
445    mkdir /data/mediadrm 0770 mediadrm mediadrm
446
447    mkdir /data/anr 0775 system system
448
449    # symlink to bugreport storage location
450    rm /data/bugreports
451    symlink /data/user_de/0/com.android.shell/files/bugreports /data/bugreports
452
453    # Create all remaining /data root dirs so that they are made through init
454    # and get proper encryption policy installed
455    mkdir /data/backup 0700 system system
456    mkdir /data/ss 0700 system system
457
458    mkdir /data/system 0775 system system
459    mkdir /data/system/heapdump 0700 system system
460    mkdir /data/system/users 0775 system system
461
462    mkdir /data/system_de 0770 system system
463    mkdir /data/system_ce 0770 system system
464
465    mkdir /data/misc_de 01771 system misc
466    mkdir /data/misc_ce 01771 system misc
467
468    mkdir /data/user 0711 system system
469    mkdir /data/user_de 0711 system system
470    symlink /data/data /data/user/0
471
472    mkdir /data/media 0770 media_rw media_rw
473    mkdir /data/media/obb 0770 media_rw media_rw
474
475    mkdir /data/cache 0770 system cache
476    mkdir /data/cache/recovery 0770 system cache
477    mkdir /data/cache/backup_stage 0700 system system
478    mkdir /data/cache/backup 0700 system system
479
480    init_user0
481
482    # Set SELinux security contexts on upgrade or policy update.
483    restorecon_recursive /data
484
485    # Check any timezone data in /data is newer than the copy in /system, delete if not.
486    exec - system system -- /system/bin/tzdatacheck /system/usr/share/zoneinfo /data/misc/zoneinfo
487
488    # If there is no fs-post-data action in the init.<device>.rc file, you
489    # must uncomment this line, otherwise encrypted filesystems
490    # won't work.
491    # Set indication (checked by vold) that we have finished this action
492    #setprop vold.post_fs_data_done 1
493
494on boot
495    # basic network init
496    ifup lo
497    hostname localhost
498    domainname localdomain
499
500    # Memory management.  Basic kernel parameters, and allow the high
501    # level system server to be able to adjust the kernel OOM driver
502    # parameters to match how it is managing things.
503    write /proc/sys/vm/overcommit_memory 1
504    write /proc/sys/vm/min_free_order_shift 4
505    chown root system /sys/module/lowmemorykiller/parameters/adj
506    chmod 0664 /sys/module/lowmemorykiller/parameters/adj
507    chown root system /sys/module/lowmemorykiller/parameters/minfree
508    chmod 0664 /sys/module/lowmemorykiller/parameters/minfree
509
510    # Tweak background writeout
511    write /proc/sys/vm/dirty_expire_centisecs 200
512    write /proc/sys/vm/dirty_background_ratio  5
513
514    # Permissions for System Server and daemons.
515    chown radio system /sys/android_power/state
516    chown radio system /sys/android_power/request_state
517    chown radio system /sys/android_power/acquire_full_wake_lock
518    chown radio system /sys/android_power/acquire_partial_wake_lock
519    chown radio system /sys/android_power/release_wake_lock
520    chown system system /sys/power/autosleep
521    chown system system /sys/power/state
522    chown system system /sys/power/wakeup_count
523    chown radio wakelock /sys/power/wake_lock
524    chown radio wakelock /sys/power/wake_unlock
525    chmod 0660 /sys/power/state
526    chmod 0660 /sys/power/wake_lock
527    chmod 0660 /sys/power/wake_unlock
528
529    chown system system /sys/devices/system/cpu/cpufreq/interactive/timer_rate
530    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/timer_rate
531    chown system system /sys/devices/system/cpu/cpufreq/interactive/timer_slack
532    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/timer_slack
533    chown system system /sys/devices/system/cpu/cpufreq/interactive/min_sample_time
534    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/min_sample_time
535    chown system system /sys/devices/system/cpu/cpufreq/interactive/hispeed_freq
536    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/hispeed_freq
537    chown system system /sys/devices/system/cpu/cpufreq/interactive/target_loads
538    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/target_loads
539    chown system system /sys/devices/system/cpu/cpufreq/interactive/go_hispeed_load
540    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/go_hispeed_load
541    chown system system /sys/devices/system/cpu/cpufreq/interactive/above_hispeed_delay
542    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/above_hispeed_delay
543    chown system system /sys/devices/system/cpu/cpufreq/interactive/boost
544    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/boost
545    chown system system /sys/devices/system/cpu/cpufreq/interactive/boostpulse
546    chown system system /sys/devices/system/cpu/cpufreq/interactive/input_boost
547    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/input_boost
548    chown system system /sys/devices/system/cpu/cpufreq/interactive/boostpulse_duration
549    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/boostpulse_duration
550    chown system system /sys/devices/system/cpu/cpufreq/interactive/io_is_busy
551    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/io_is_busy
552
553    # Assume SMP uses shared cpufreq policy for all CPUs
554    chown system system /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq
555    chmod 0660 /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq
556
557    chown system system /sys/class/timed_output/vibrator/enable
558    chown system system /sys/class/leds/keyboard-backlight/brightness
559    chown system system /sys/class/leds/lcd-backlight/brightness
560    chown system system /sys/class/leds/button-backlight/brightness
561    chown system system /sys/class/leds/jogball-backlight/brightness
562    chown system system /sys/class/leds/red/brightness
563    chown system system /sys/class/leds/green/brightness
564    chown system system /sys/class/leds/blue/brightness
565    chown system system /sys/class/leds/red/device/grpfreq
566    chown system system /sys/class/leds/red/device/grppwm
567    chown system system /sys/class/leds/red/device/blink
568    chown system system /sys/class/timed_output/vibrator/enable
569    chown system system /sys/module/sco/parameters/disable_esco
570    chown system system /sys/kernel/ipv4/tcp_wmem_min
571    chown system system /sys/kernel/ipv4/tcp_wmem_def
572    chown system system /sys/kernel/ipv4/tcp_wmem_max
573    chown system system /sys/kernel/ipv4/tcp_rmem_min
574    chown system system /sys/kernel/ipv4/tcp_rmem_def
575    chown system system /sys/kernel/ipv4/tcp_rmem_max
576    chown root radio /proc/cmdline
577
578    # Define default initial receive window size in segments.
579    setprop net.tcp.default_init_rwnd 60
580
581    # Start all binderized HAL daemons
582    start hwservicemanager
583    class_start core
584
585on nonencrypted
586    # A/B update verifier that marks a successful boot.
587    exec - root cache -- /system/bin/update_verifier nonencrypted
588    class_start main
589    class_start late_start
590
591on property:sys.init_log_level=*
592    loglevel ${sys.init_log_level}
593
594on charger
595    class_start charger
596
597on property:vold.decrypt=trigger_reset_main
598    class_reset main
599
600on property:vold.decrypt=trigger_load_persist_props
601    load_persist_props
602    start logd
603    start logd-reinit
604
605on property:vold.decrypt=trigger_post_fs_data
606    trigger post-fs-data
607
608on property:vold.decrypt=trigger_restart_min_framework
609    # A/B update verifier that marks a successful boot.
610    exec - root cache -- /system/bin/update_verifier trigger_restart_min_framework
611    class_start main
612
613on property:vold.decrypt=trigger_restart_framework
614    # A/B update verifier that marks a successful boot.
615    exec - root cache -- /system/bin/update_verifier trigger_restart_framework
616    class_start main
617    class_start late_start
618
619on property:vold.decrypt=trigger_shutdown_framework
620    class_reset late_start
621    class_reset main
622
623on property:sys.powerctl=*
624    powerctl ${sys.powerctl}
625
626# system server cannot write to /proc/sys files,
627# and chown/chmod does not work for /proc/sys/ entries.
628# So proxy writes through init.
629on property:sys.sysctl.extra_free_kbytes=*
630    write /proc/sys/vm/extra_free_kbytes ${sys.sysctl.extra_free_kbytes}
631
632# "tcp_default_init_rwnd" Is too long!
633on property:sys.sysctl.tcp_def_init_rwnd=*
634    write /proc/sys/net/ipv4/tcp_default_init_rwnd ${sys.sysctl.tcp_def_init_rwnd}
635
636on property:security.perf_harden=0
637    write /proc/sys/kernel/perf_event_paranoid 1
638
639on property:security.perf_harden=1
640    write /proc/sys/kernel/perf_event_paranoid 3
641
642## Daemon processes to be run by init.
643##
644service ueventd /sbin/ueventd
645    class core
646    critical
647    seclabel u:r:ueventd:s0
648
649service healthd /system/bin/healthd
650    class core
651    critical
652    group root system wakelock
653
654service console /system/bin/sh
655    class core
656    console
657    disabled
658    user shell
659    group shell log readproc
660    seclabel u:r:shell:s0
661
662on property:ro.debuggable=1
663    # Give writes to anyone for the trace folder on debug builds.
664    # The folder is used to store method traces.
665    chmod 0773 /data/misc/trace
666    start console
667
668service flash_recovery /system/bin/install-recovery.sh
669    class main
670    oneshot
671
672service hwservicemanager /system/bin/hwservicemanager
673    user system
674    disabled
675    group system readproc
676    critical
677    writepid /dev/cpuset/system-background/tasks
678
679on property:hwservicemanager.ready=true
680    class_start hal
681