1# 2# init scriptures for logcatd persistent logging. 3# 4# Make sure any property changes are only performed with /data mounted, after 5# post-fs-data state because otherwise behavior is undefined. The exceptions 6# are device adjustments for logcatd service properties (persist.* overrides 7# notwithstanding) for logd.logpersistd.size and logd.logpersistd.buffer. 8 9# persist to non-persistent trampolines to permit device properties can be 10# overridden when /data mounts, or during runtime. 11on property:persist.logd.logpersistd.size=256 12 setprop persist.logd.logpersistd.size "" 13 setprop logd.logpersistd.size "" 14 15on property:persist.logd.logpersistd.size=* 16 # expect /init to report failure if property empty (default) 17 setprop logd.logpersistd.size ${persist.logd.logpersistd.size} 18 19on property:persist.logd.logpersistd.buffer=all 20 setprop persist.logd.logpersistd.buffer "" 21 setprop logd.logpersistd.buffer "" 22 23on property:persist.logd.logpersistd.buffer=* 24 # expect /init to report failure if property empty (default) 25 setprop logd.logpersistd.buffer ${persist.logd.logpersistd.buffer} 26 27on property:persist.logd.logpersistd=logcatd 28 setprop logd.logpersistd logcatd 29 30# enable, prep and start logcatd service 31on load_persist_props_action 32 setprop logd.logpersistd.enable true 33 34on property:logd.logpersistd.enable=true && property:logd.logpersistd=logcatd 35 # all exec/services are called with umask(077), so no gain beyond 0700 36 mkdir /data/misc/logd 0700 logd log 37 start logcatd 38 39# stop logcatd service and clear data 40on property:logd.logpersistd.enable=true && property:logd.logpersistd=clear 41 setprop persist.logd.logpersistd "" 42 stop logcatd 43 # logd for clear of only our files in /data/misc/logd 44 exec - logd log -- /system/bin/logcat -c -f /data/misc/logd/logcat -n ${logd.logpersistd.size:-256} 45 setprop logd.logpersistd "" 46 47# stop logcatd service 48on property:logd.logpersistd=stop 49 setprop persist.logd.logpersistd "" 50 stop logcatd 51 setprop logd.logpersistd "" 52 53on property:logd.logpersistd.enable=false 54 stop logcatd 55 56# logcatd service 57service logcatd /system/bin/logcatd -L -b ${logd.logpersistd.buffer:-all} -v threadtime -v usec -v printable -D -f /data/misc/logd/logcat -r 1024 -n ${logd.logpersistd.size:-256} --id=${ro.build.id} 58 class late_start 59 disabled 60 # logd for write to /data/misc/logd, log group for read from log daemon 61 user logd 62 group log 63 writepid /dev/cpuset/system-background/tasks 64 oom_score_adjust -600 65