| #! /system/bin/sh |
| # logpersist cat, start and stop handlers |
| progname="${0##*/}" |
| case `getprop ro.debuggable` in |
| 1) ;; |
| *) echo "${progname} - Permission denied" |
| exit 1 |
| ;; |
| esac |
| |
| property=persist.logd.logpersistd |
| |
| case `getprop ${property#persist.}.enable` in |
| true) ;; |
| *) echo "${progname} - Disabled" |
| exit 1 |
| ;; |
| esac |
| |
| data=/data/misc/logd |
| service=logcatd |
| size_default=256 |
| buffer_default=all |
| args="${@}" |
| |
| size=${size_default} |
| buffer=${buffer_default} |
| clear=false |
| while [ ${#} -gt 0 ]; do |
| case ${1} in |
| -c|--clear) clear=true ;; |
| --size=*) size="${1#--size=}" ;; |
| --rotate-count=*) size="${1#--rotate-count=}" ;; |
| -n|--size|--rotate-count) size="${2}" ; shift ;; |
| --buffer=*) buffer="${1#--buffer=}" ;; |
| -b|--buffer) buffer="${2}" ; shift ;; |
| -h|--help|*) |
| LEAD_SPACE_="`echo ${progname%.*} | tr '[ -~]' ' '`" |
| echo "${progname%.*}.cat - dump current ${service} logs" |
| echo "${progname%.*}.start [--size=<size_in_kb>] [--buffer=<buffers>] [--clear]" |
| echo "${LEAD_SPACE_} - start ${service} service" |
| echo "${progname%.*}.stop [--clear] - stop ${service} service" |
| case ${1} in |
| -h|--help) exit 0 ;; |
| *) echo ERROR: bad argument ${@} >&2 ; exit 1 ;; |
| esac |
| ;; |
| esac |
| shift |
| done |
| |
| if [ -z "${size}" -o "${size_default}" = "${size}" ]; then |
| unset size |
| fi |
| if [ -n "${size}" ] && |
| ! ( [ 0 -lt "${size}" ] && [ 2048 -ge "${size}" ] ) >/dev/null 2>&1; then |
| echo ERROR: Invalid --size ${size} >&2 |
| exit 1 |
| fi |
| if [ -z "${buffer}" -o "${buffer_default}" = "${buffer}" ]; then |
| unset buffer |
| fi |
| if [ -n "${buffer}" ] && ! logcat -b ${buffer} -g >/dev/null 2>&1; then |
| echo ERROR: Invalid --buffer ${buffer} >&2 |
| exit 1 |
| fi |
| |
| case ${progname} in |
| *.cat) |
| if [ -n "${size}${buffer}" -o "true" = "${clear}" ]; then |
| echo WARNING: Can not use --clear, --size or --buffer with ${progname%.*}.cat >&2 |
| fi |
| su logd ls "${data}" | |
| tr -d '\r' | |
| sort -ru | |
| sed "s#^#${data}/#" | |
| su logd xargs cat |
| ;; |
| *.start) |
| current_buffer="`getprop ${property#persist.}.buffer`" |
| current_size="`getprop ${property#persist.}.size`" |
| if [ "${service}" = "`getprop ${property#persist.}`" ]; then |
| if [ "true" = "${clear}" ]; then |
| setprop ${property#persist.} "clear" |
| elif [ "${buffer}|${size}" != "${current_buffer}|${current_size}" ]; then |
| echo "ERROR: Changing existing collection parameters from" >&2 |
| if [ "${buffer}" != "${current_buffer}" ]; then |
| a=${current_buffer} |
| b=${buffer} |
| if [ -z "${a}" ]; then a="${default_buffer}"; fi |
| if [ -z "${b}" ]; then b="${default_buffer}"; fi |
| echo " --buffer ${a} to ${b}" >&2 |
| fi |
| if [ "${size}" != "${current_size}" ]; then |
| a=${current_size} |
| b=${size} |
| if [ -z "${a}" ]; then a="${default_size}"; fi |
| if [ -z "${b}" ]; then b="${default_size}"; fi |
| echo " --size ${a} to ${b}" >&2 |
| fi |
| echo " Are you sure you want to do this?" >&2 |
| echo " Suggest add --clear to erase data and restart with new settings." >&2 |
| echo " To blindly override and retain data, ${progname%.*}.stop first." >&2 |
| exit 1 |
| fi |
| elif [ "true" = "${clear}" ]; then |
| setprop ${property#persist.} "clear" |
| fi |
| if [ -n "${buffer}${current_buffer}" ]; then |
| setprop ${property}.buffer "${buffer}" |
| if [ -z "${buffer}" ]; then |
| # deal with trampoline for empty properties |
| setprop ${property#persist.}.buffer "" |
| fi |
| fi |
| if [ -n "${size}${current_size}" ]; then |
| setprop ${property}.size "${size}" |
| if [ -z "${size}" ]; then |
| # deal with trampoline for empty properties |
| setprop ${property#persist.}.size "" |
| fi |
| fi |
| while [ "clear" = "`getprop ${property#persist.}`" ]; do |
| continue |
| done |
| # ${service}.rc does the heavy lifting with the following trigger |
| setprop ${property} ${service} |
| # 20ms done, to permit process feedback check |
| sleep 1 |
| getprop ${property#persist.} |
| # also generate an error return code if not found running |
| pgrep -u ${data##*/} ${service%d} |
| ;; |
| *.stop) |
| if [ -n "${size}${buffer}" ]; then |
| echo "WARNING: Can not use --size or --buffer with ${progname%.*}.stop" >&2 |
| fi |
| if [ "true" = "${clear}" ]; then |
| setprop ${property} "clear" |
| else |
| setprop ${property} "stop" |
| fi |
| if [ -n "`getprop ${property#persist.}.buffer`" ]; then |
| setprop ${property}.buffer "" |
| # deal with trampoline for empty properties |
| setprop ${property#persist.}.buffer "" |
| fi |
| if [ -n "`getprop ${property#persist.}.size`" ]; then |
| setprop ${property}.size "" |
| # deal with trampoline for empty properties |
| setprop ${property#persist.}.size "" |
| fi |
| while [ "clear" = "`getprop ${property#persist.}`" ]; do |
| continue |
| done |
| ;; |
| *) |
| echo "ERROR: Unexpected command ${0##*/} ${args}" >&2 |
| exit 1 |
| esac |