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1# This file is the LOCAL_INIT_RC file for the bootstat command.
2
3# mirror bootloader boot reason to system boot reason
4on property:ro.boot.bootreason=*
5    setprop sys.boot.reason ${ro.boot.bootreason}
6
7on post-fs-data
8    mkdir /data/misc/bootstat 0700 system log
9    # To deal with ota transition resulting from a change in DAC from
10    # root.root to system.log, may be deleted after ota has settled.
11    chown system log /data/misc/bootstat/absolute_boot_time
12    chown system log /data/misc/bootstat/boot_complete
13    chown system log /data/misc/bootstat/boot_complete_no_encryption
14    chown system log /data/misc/bootstat/boot_reason
15    chown system log /data/misc/bootstat/boottime.bootloader.1BLE
16    chown system log /data/misc/bootstat/boottime.bootloader.1BLL
17    chown system log /data/misc/bootstat/boottime.bootloader.2BLE
18    chown system log /data/misc/bootstat/boottime.bootloader.2BLL
19    chown system log /data/misc/bootstat/boottime.bootloader.AVB
20    chown system log /data/misc/bootstat/boottime.bootloader.KD
21    chown system log /data/misc/bootstat/boottime.bootloader.KL
22    chown system log /data/misc/bootstat/boottime.bootloader.ODT
23    chown system log /data/misc/bootstat/boottime.bootloader.SW
24    chown system log /data/misc/bootstat/boottime.bootloader.total
25    chown system log /data/misc/bootstat/build_date
26    chown system log /data/misc/bootstat/factory_reset
27    chown system log /data/misc/bootstat/factory_reset_boot_complete
28    chown system log /data/misc/bootstat/factory_reset_boot_complete_no_encryption
29    chown system log /data/misc/bootstat/factory_reset_current_time
30    chown system log /data/misc/bootstat/factory_reset_record_value
31    chown system log /data/misc/bootstat/last_boot_time_utc
32    chown system log /data/misc/bootstat/ota_boot_complete
33    chown system log /data/misc/bootstat/ota_boot_complete_no_encryption
34    chown system log /data/misc/bootstat/post_decrypt_time_elapsed
35    chown system log /data/misc/bootstat/ro.boottime.init
36    chown system log /data/misc/bootstat/ro.boottime.init.cold_boot_wait
37    chown system log /data/misc/bootstat/ro.boottime.init.selinux
38    chown system log /data/misc/bootstat/time_since_factory_reset
39    chown system log /data/misc/bootstat/time_since_last_boot
40    # end ota transitional support
41
42# Record the time at which the user has successfully entered the pin to decrypt
43# the device, /data is decrypted, and the system is entering the main boot phase.
44#
45# post-fs-data: /data is writable
46# property:init.svc.bootanim=running: The boot animation is running
47# property:ro.crypto.type=block: FDE device
48on post-fs-data && property:init.svc.bootanim=running && property:ro.crypto.type=block
49    exec_background - system log -- /system/bin/bootstat -r post_decrypt_time_elapsed
50
51# sys.logbootcomplete is a signal to enable the bootstat logging mechanism.
52# This signaling is necessary to prevent logging boot metrics after a runtime
53# restart (e.g., adb shell stop && adb shell start).  /proc/uptime is not reset
54# during a runtime restart, which leads to false boot time metrics being reported.
55#
56# The 'on boot' event occurs once per hard boot (device power on), which
57# switches the flag on. If the device performs a runtime restart, the flag is
58# switched off and cannot be switched on until the device hard boots again.
59
60# Enable bootstat logging on boot.
61on boot
62    setprop sys.logbootcomplete 1
63
64# Disable further bootstat logging on a runtime restart. A runtime restart is
65# signaled by the zygote stopping.
66on property:init.svc.zygote=stopping
67    setprop sys.logbootcomplete 0
68
69# Record boot complete metrics.
70on property:sys.boot_completed=1 && property:sys.logbootcomplete=1
71    # Converts bootloader boot reason to system boot reason
72    # Record boot_complete and related stats (decryption, etc).
73    # Record the boot reason.
74    # Record time since factory reset.
75    # Log all boot events.
76    exec_background - system log -- /system/bin/bootstat --set_system_boot_reason --record_boot_complete --record_boot_reason --record_time_since_factory_reset -l
77