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-rwxr-xr-xbin/batman55
1 files changed, 55 insertions, 0 deletions
diff --git a/bin/batman b/bin/batman
new file mode 100755
index 0000000..5b873d7
--- /dev/null
+++ b/bin/batman
@@ -0,0 +1,55 @@
+#!/bin/sh
+
+declare -x VOERBOOS
+RETVAL=0;export RETVAL
+BATVAL="$(echo "scale=0;$(cat /sys/class/power_supply/BAT0/charge_now)*100/$(cat /sys/class/power_supply/BAT0/charge_full)"|bc -l)";export BATVAL
+BATSTATE="`cat /sys/class/power_supply/BAT0/status`";export BATSTATE
+BATFILE="/tmp/batman.sd";export BATFILE
+export OPTCNT=0
+function batmobile {
+ if [ "$BATVAL" -le 5 ];then
+ case "$BATSTATE" in
+ "Charging")
+ MSG="Battery charged at $BATVAL% with status \"$BATSTATE\", no shutdown."
+ [ ! -z "$VOERBOOS" ]&&[ "$VOERBOOS" -eq 1 ]&&echo "$MSG"||true
+ logger -p"info" -t"batman" "Battery charged at $BATVAL% with status \"$BATSTATE\", no shutdown."||RETVAL=$(("$RETVAL"+$?))
+ [ -e "$BATFILE" ]&&/usr/sbin/shutdown -c >/dev/null 2>&1&&rm "$BATFILE"
+ SDCRV="$?"
+ case "$SDCRV" in
+ 0) logger -p"info" -t"batman" "Shutdown cancelled.";;
+ *)
+ logger -p"warn" -t"batman" "$BATFILE exists but couldn't cancel shutdown!"
+ RETVAL=$(("$RETVAL"+"$SDCRV"))
+ ;;
+ esac
+ ;;
+ *)
+ MSG="Battery charged at $BATVAL%, powering down."
+ [ ! -z "$VOERBOOS" ]&&[ "$VOERBOOS" -eq 1 ]&&echo "$MSG"||true
+ logger -pwarn -t"batman" "$MSG"||RETVAL=$(("$RETVAL"+$?))
+ if [ ! -e "$BATFILE" ];then
+ /usr/sbin/shutdown -P +2 "Battery low and discharging, powering down. (batman)"&&touch "$BATFILE"||RETVAL=$(("$RETVAL"+$?))
+ fi
+ ;;
+ esac
+ else
+ MSG="Battery charged at $BATVAL%, no shutdown."
+ [ ! -z "$VOERBOOS" ]&&[ "$VOERBOOS" -eq 1 ]&&echo "$MSG"||logger -p"info" -t"batman" "$MSG"||RETVAL=$(("$RETVAL"+$?))
+ fi
+}
+function batarang {
+ MSG="$BATVAL% ($BATSTATE)";echo "$MSG";
+}
+
+while getopts :vnp SHOPT;do
+ case "$SHOPT" in
+ v)VOERBOOS=1;export VOERBOOS;((OPTCNT++));;
+ p)batmobile;((OPTCNT++));;
+ ""|n)batarang;((OPTCNT++));;
+ *)echo "Not supported option: -""${OPTARG}" >&2;RETVAL=$(($RETVAL+1)) >&2;WRONGOPT=1;((OPTCNT++));;
+ esac
+done
+shift $(( $OPTIND - 1 ))
+[ "$OPTCNT" -le 0 ]&&batarang
+[ ! -z "$WRONGOPT" ]&&[ "$WRONGOPT" -eq 1 ]&&exit 1||true
+exit "$RETVAL"