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 slave bind rec 306 307 # Make sure /sys/kernel/debug (if present) is labeled properly 308 restorecon_recursive /sys/kernel/debug 309 310 # We chown/chmod /cache again so because mount is run as root + defaults 311 chown system cache /cache 312 chmod 0770 /cache 313 # We restorecon /cache in case the cache partition has been reset. 314 restorecon_recursive /cache 315 316 # Create /cache/recovery in case it's not there. It'll also fix the odd 317 # permissions if created by the recovery system. 318 mkdir /cache/recovery 0770 system cache 319 320 # Backup/restore mechanism uses the cache partition 321 mkdir /cache/backup_stage 0700 system system 322 mkdir /cache/backup 0700 system system 323 324 #change permissions on vmallocinfo so we can grab it from bugreports 325 chown root log /proc/vmallocinfo 326 chmod 0440 /proc/vmallocinfo 327 328 chown root log /proc/slabinfo 329 chmod 0440 /proc/slabinfo 330 331 #change permissions on kmsg & sysrq-trigger so bugreports can grab kthread stacks 332 chown root system /proc/kmsg 333 chmod 0440 /proc/kmsg 334 chown root system /proc/sysrq-trigger 335 chmod 0220 /proc/sysrq-trigger 336 chown system log /proc/last_kmsg 337 chmod 0440 /proc/last_kmsg 338 339 # make the selinux kernel policy world-readable 340 chmod 0444 /sys/fs/selinux/policy 341 342 # create the lost+found directories, so as to enforce our permissions 343 mkdir /cache/lost+found 0770 root root 344 345on post-fs-data 346 # We chown/chmod /data again so because mount is run as root + defaults 347 chown system system /data 348 chmod 0771 /data 349 # We restorecon /data in case the userdata partition has been reset. 350 restorecon /data 351 352 # start debuggerd to make debugging early-boot crashes easier. 353 start debuggerd 354 start debuggerd64 355 356 # Make sure we have the device encryption key. 357 start vold 358 installkey /data 359 360 # Start bootcharting as soon as possible after the data partition is 361 # mounted to collect more data. 362 mkdir /data/bootchart 0755 shell shell 363 bootchart_init 364 365 # Avoid predictable entropy pool. Carry over entropy from previous boot. 366 copy /data/system/entropy.dat /dev/urandom 367 368 # create basic filesystem structure 369 mkdir /data/misc 01771 system misc 370 mkdir /data/misc/bluedroid 02770 bluetooth net_bt_stack 371 # Fix the access permissions and group ownership for 'bt_config.conf' 372 chmod 0660 /data/misc/bluedroid/bt_config.conf 373 chown bluetooth net_bt_stack /data/misc/bluedroid/bt_config.conf 374 mkdir /data/misc/bluetooth 0770 bluetooth net_bt_stack 375 mkdir /data/misc/bluetooth/logs 0770 bluetooth net_bt_stack 376 mkdir /data/misc/keystore 0700 keystore keystore 377 mkdir /data/misc/gatekeeper 0700 system system 378 mkdir /data/misc/keychain 0771 system system 379 mkdir /data/misc/net 0750 root shell 380 mkdir /data/misc/radio 0770 system radio 381 mkdir /data/misc/sms 0770 system radio 382 mkdir /data/misc/zoneinfo 0775 system system 383 mkdir /data/misc/vpn 0770 system vpn 384 mkdir /data/misc/shared_relro 0771 shared_relro shared_relro 385 mkdir /data/misc/systemkeys 0700 system system 386 mkdir /data/misc/wifi 0770 wifi wifi 387 mkdir /data/misc/wifi/sockets 0770 wifi wifi 388 mkdir /data/misc/wifi/wpa_supplicant 0770 wifi wifi 389 mkdir /data/misc/ethernet 0770 system system 390 mkdir /data/misc/dhcp 0770 dhcp dhcp 391 mkdir /data/misc/user 0771 root root 392 mkdir /data/misc/perfprofd 0775 root root 393 # give system access to wpa_supplicant.conf for backup and restore 394 chmod 0660 /data/misc/wifi/wpa_supplicant.conf 395 mkdir /data/local 0751 root root 396 mkdir /data/misc/media 0700 media media 397 mkdir /data/misc/audioserver 0700 audioserver audioserver 398 mkdir /data/misc/cameraserver 0700 cameraserver cameraserver 399 mkdir /data/misc/vold 0700 root root 400 mkdir /data/misc/boottrace 0771 system shell 401 mkdir /data/misc/update_engine 0700 root root 402 mkdir /data/misc/trace 0700 root root 403 # profile file layout 404 mkdir /data/misc/profiles 0771 system system 405 mkdir /data/misc/profiles/cur 0771 system system 406 mkdir /data/misc/profiles/ref 0771 system system 407 mkdir /data/misc/profman 0770 system shell 408 409 # For security reasons, /data/local/tmp should always be empty. 410 # Do not place files or directories in /data/local/tmp 411 mkdir /data/local/tmp 0771 shell shell 412 mkdir /data/data 0771 system system 413 mkdir /data/app-private 0771 system system 414 mkdir /data/app-ephemeral 0771 system system 415 mkdir /data/app-asec 0700 root root 416 mkdir /data/app-lib 0771 system system 417 mkdir /data/app 0771 system system 418 mkdir /data/property 0700 root root 419 mkdir /data/tombstones 0771 system system 420 421 # create dalvik-cache, so as to enforce our permissions 422 mkdir /data/dalvik-cache 0771 root root 423 # create the A/B OTA directory, so as to enforce our permissions 424 mkdir /data/ota 0771 root root 425 426 # create the OTA package directory. It will be accessed by GmsCore (cache 427 # group), update_engine and update_verifier. 428 mkdir /data/ota_package 0770 system cache 429 430 # create resource-cache and double-check the perms 431 mkdir /data/resource-cache 0771 system system 432 chown system system /data/resource-cache 433 chmod 0771 /data/resource-cache 434 435 # create the lost+found directories, so as to enforce our permissions 436 mkdir /data/lost+found 0770 root root 437 438 # create directory for DRM plug-ins - give drm the read/write access to 439 # the following directory. 440 mkdir /data/drm 0770 drm drm 441 442 # create directory for MediaDrm plug-ins - give drm the read/write access to 443 # the following directory. 444 mkdir /data/mediadrm 0770 mediadrm mediadrm 445 446 mkdir /data/anr 0775 system system 447 448 # Separate location for storing security policy files on data 449 mkdir /data/security 0711 system system 450 451 # Create all remaining /data root dirs so that they are made through init 452 # and get proper encryption policy installed 453 mkdir /data/backup 0700 system system 454 mkdir /data/ss 0700 system system 455 456 mkdir /data/system 0775 system system 457 mkdir /data/system/heapdump 0700 system system 458 mkdir /data/system/users 0775 system system 459 460 mkdir /data/system_de 0770 system system 461 mkdir /data/system_ce 0770 system system 462 463 mkdir /data/misc_de 01771 system misc 464 mkdir /data/misc_ce 01771 system misc 465 466 mkdir /data/user 0711 system system 467 mkdir /data/user_de 0711 system system 468 symlink /data/data /data/user/0 469 470 mkdir /data/media 0770 media_rw media_rw 471 mkdir /data/media/obb 0770 media_rw media_rw 472 473 mkdir /data/cache 0770 system cache 474 mkdir /data/cache/recovery 0770 system cache 475 mkdir /data/cache/backup_stage 0700 system system 476 mkdir /data/cache/backup 0700 system system 477 478 init_user0 479 480 # Reload policy from /data/security if present. 481 setprop selinux.reload_policy 1 482 483 # Set SELinux security contexts on upgrade or policy update. 484 restorecon_recursive /data 485 486 # Check any timezone data in /data is newer than the copy in /system, delete if not. 487 exec - system system -- /system/bin/tzdatacheck /system/usr/share/zoneinfo /data/misc/zoneinfo 488 489 # If there is no fs-post-data action in the init.<device>.rc file, you 490 # must uncomment this line, otherwise encrypted filesystems 491 # won't work. 492 # Set indication (checked by vold) that we have finished this action 493 #setprop vold.post_fs_data_done 1 494 495on boot 496 # basic network init 497 ifup lo 498 hostname localhost 499 domainname localdomain 500 501 # Memory management. Basic kernel parameters, and allow the high 502 # level system server to be able to adjust the kernel OOM driver 503 # parameters to match how it is managing things. 504 write /proc/sys/vm/overcommit_memory 1 505 write /proc/sys/vm/min_free_order_shift 4 506 chown root system /sys/module/lowmemorykiller/parameters/adj 507 chmod 0664 /sys/module/lowmemorykiller/parameters/adj 508 chown root system /sys/module/lowmemorykiller/parameters/minfree 509 chmod 0664 /sys/module/lowmemorykiller/parameters/minfree 510 511 # Tweak background writeout 512 write /proc/sys/vm/dirty_expire_centisecs 200 513 write /proc/sys/vm/dirty_background_ratio 5 514 515 # Permissions for System Server and daemons. 516 chown radio system /sys/android_power/state 517 chown radio system /sys/android_power/request_state 518 chown radio system /sys/android_power/acquire_full_wake_lock 519 chown radio system /sys/android_power/acquire_partial_wake_lock 520 chown radio system /sys/android_power/release_wake_lock 521 chown system system /sys/power/autosleep 522 chown system system /sys/power/state 523 chown system system /sys/power/wakeup_count 524 chown radio wakelock /sys/power/wake_lock 525 chown radio wakelock /sys/power/wake_unlock 526 chmod 0660 /sys/power/state 527 chmod 0660 /sys/power/wake_lock 528 chmod 0660 /sys/power/wake_unlock 529 530 chown system system /sys/devices/system/cpu/cpufreq/interactive/timer_rate 531 chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/timer_rate 532 chown system system /sys/devices/system/cpu/cpufreq/interactive/timer_slack 533 chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/timer_slack 534 chown system system /sys/devices/system/cpu/cpufreq/interactive/min_sample_time 535 chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/min_sample_time 536 chown system system /sys/devices/system/cpu/cpufreq/interactive/hispeed_freq 537 chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/hispeed_freq 538 chown system system /sys/devices/system/cpu/cpufreq/interactive/target_loads 539 chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/target_loads 540 chown system system /sys/devices/system/cpu/cpufreq/interactive/go_hispeed_load 541 chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/go_hispeed_load 542 chown system system /sys/devices/system/cpu/cpufreq/interactive/above_hispeed_delay 543 chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/above_hispeed_delay 544 chown system system /sys/devices/system/cpu/cpufreq/interactive/boost 545 chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/boost 546 chown system system /sys/devices/system/cpu/cpufreq/interactive/boostpulse 547 chown system system /sys/devices/system/cpu/cpufreq/interactive/input_boost 548 chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/input_boost 549 chown system system /sys/devices/system/cpu/cpufreq/interactive/boostpulse_duration 550 chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/boostpulse_duration 551 chown system system /sys/devices/system/cpu/cpufreq/interactive/io_is_busy 552 chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/io_is_busy 553 554 # Assume SMP uses shared cpufreq policy for all CPUs 555 chown system system /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq 556 chmod 0660 /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq 557 558 chown system system /sys/class/timed_output/vibrator/enable 559 chown system system /sys/class/leds/keyboard-backlight/brightness 560 chown system system /sys/class/leds/lcd-backlight/brightness 561 chown system system /sys/class/leds/button-backlight/brightness 562 chown system system /sys/class/leds/jogball-backlight/brightness 563 chown system system /sys/class/leds/red/brightness 564 chown system system /sys/class/leds/green/brightness 565 chown system system /sys/class/leds/blue/brightness 566 chown system system /sys/class/leds/red/device/grpfreq 567 chown system system /sys/class/leds/red/device/grppwm 568 chown system system /sys/class/leds/red/device/blink 569 chown system system /sys/class/timed_output/vibrator/enable 570 chown system system /sys/module/sco/parameters/disable_esco 571 chown system system /sys/kernel/ipv4/tcp_wmem_min 572 chown system system /sys/kernel/ipv4/tcp_wmem_def 573 chown system system /sys/kernel/ipv4/tcp_wmem_max 574 chown system system /sys/kernel/ipv4/tcp_rmem_min 575 chown system system /sys/kernel/ipv4/tcp_rmem_def 576 chown system system /sys/kernel/ipv4/tcp_rmem_max 577 chown root radio /proc/cmdline 578 579 # Define default initial receive window size in segments. 580 setprop net.tcp.default_init_rwnd 60 581 582 class_start core 583 584on nonencrypted 585 # A/B update verifier that marks a successful boot. 586 exec - root cache -- /system/bin/update_verifier nonencrypted 587 class_start main 588 class_start late_start 589 590on property:sys.init_log_level=* 591 loglevel ${sys.init_log_level} 592 593on charger 594 class_start charger 595 596on property:vold.decrypt=trigger_reset_main 597 class_reset main 598 599on property:vold.decrypt=trigger_load_persist_props 600 load_persist_props 601 start logd 602 start logd-reinit 603 604on property:vold.decrypt=trigger_post_fs_data 605 trigger post-fs-data 606 607on property:vold.decrypt=trigger_restart_min_framework 608 # A/B update verifier that marks a successful boot. 609 exec - root cache -- /system/bin/update_verifier trigger_restart_min_framework 610 class_start main 611 612on property:vold.decrypt=trigger_restart_framework 613 # A/B update verifier that marks a successful boot. 614 exec - root cache -- /system/bin/update_verifier trigger_restart_framework 615 class_start main 616 class_start late_start 617 618on property:vold.decrypt=trigger_shutdown_framework 619 class_reset late_start 620 class_reset main 621 622on property:sys.powerctl=* 623 powerctl ${sys.powerctl} 624 625# system server cannot write to /proc/sys files, 626# and chown/chmod does not work for /proc/sys/ entries. 627# So proxy writes through init. 628on property:sys.sysctl.extra_free_kbytes=* 629 write /proc/sys/vm/extra_free_kbytes ${sys.sysctl.extra_free_kbytes} 630 631# "tcp_default_init_rwnd" Is too long! 632on property:sys.sysctl.tcp_def_init_rwnd=* 633 write /proc/sys/net/ipv4/tcp_default_init_rwnd ${sys.sysctl.tcp_def_init_rwnd} 634 635on property:security.perf_harden=0 636 write /proc/sys/kernel/perf_event_paranoid 1 637 638on property:security.perf_harden=1 639 write /proc/sys/kernel/perf_event_paranoid 3 640 641## Daemon processes to be run by init. 642## 643service ueventd /sbin/ueventd 644 class core 645 critical 646 seclabel u:r:ueventd:s0 647 648service healthd /sbin/healthd 649 class core 650 critical 651 seclabel u:r:healthd:s0 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