Files
docker-inotify-command/start.sh
2015-06-23 21:53:08 -04:00

109 lines
2.7 KiB
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#!/bin/bash
function ts {
echo [`date '+%b %d %X'`]
}
echo "$(ts) Starting SageTV-Rescan container"
# Search for custom config file, if it doesn't exist, copy the default one
if [ ! -f /config/sagetv-rescan.conf ]; then
echo "$(ts) Creating config file and exiting. Check the settings, then rerun the container."
cp /root/sagetv-rescan.conf /config/sagetv-rescan.conf
chmod a+w /config/sagetv-rescan.conf
exit 1
fi
tr -d '\r' < /config/sagetv-rescan.conf > /tmp/sagetv-rescan.conf
. /tmp/sagetv-rescan.conf
if [[ ! "$SETTLE_DURATION" =~ ^([0-9]{1,2}:){0,2}[0-9]{1,2}$ ]]; then
echo "$(ts) SETTLE_DURATION must be defined in sagetv-rescan.conf as HH:MM:SS or MM:SS or SS."
exit 1
fi
if [[ ! "$MAX_WAIT_TIME" =~ ^([0-9]{1,2}:){0,2}[0-9]{1,2}$ ]]; then
echo "$(ts) MAX_WAIT_TIME must be defined in sagetv-rescan.conf as HH:MM:SS or MM:SS or SS."
exit 1
fi
if [ -z "$NOTIFY_COMMAND" ]; then
echo "$(ts) NOTIFY_COMMAND must be defined in sagetv-rescan.conf"
exit 1
elif [ "$NOTIFY_COMMAND" = "YOUR_SERVER" ]; then
echo "$(ts) Please replace \"YOUR_SERVER\" in sagetv-rescan.conf"
exit 1
fi
to_seconds () {
readarray elements < <(echo $1 | sed 's/:/\n/g' | tac)
SECONDS=0
POWER=1
for (( i=0 ; i<${#elements[@]}; i++ )) ; do
SECONDS=$(( 10#$SECONDS + 10#${elements[i]} * 10#$POWER ))
POWER=$(( 10#$POWER * 60 ))
done
echo "$SECONDS"
}
SETTLE_DURATION=$(to_seconds $SETTLE_DURATION)
MAX_WAIT_TIME=$(to_seconds $MAX_WAIT_TIME)
pipe=$(mktemp -u)
mkfifo $pipe
echo "$(ts) Waiting for changes..."
inotifywait -m -q --format '%e %f' /media >$pipe &
while true
do
if read RECORD
then
EVENT=$(echo "$RECORD" | cut -d' ' -f 1)
FILE=$(echo "$RECORD" | cut -d' ' -f 2-)
# echo "$RECORD"
# echo " EVENT=$EVENT"
# echo " FILE=$FILE"
if [ "$EVENT" == "CREATE,ISDIR" ]
then
echo "$(ts) Detected new directory: $FILE"
elif [ "$EVENT" == "CLOSE_WRITE,CLOSE" ]
then
echo "$(ts) Detected new file: $FILE"
elif [ "$EVENT" == "MOVED_TO" ]
then
echo "$(ts) Detected moved file: $FILE"
else
continue
fi
# Monster up as many events as possible, until we hit the either the settle duration, or the max wait threshold.
start_time=$(date +"%s")
while true
do
if read -t $SETTLE_DURATION RECORD
then
end_time=$(date +"%s")
if [ $(($end_time-$start_time)) -gt $MAX_WAIT_TIME ]
then
echo "$(ts) Input directory didn't stabilize after $MAX_WAIT_TIME seconds. Notifying SageTV anyway."
break
fi
else
echo "$(ts) Input directory stabilized for $SETTLE_DURATION seconds. Notifying SageTV."
break
fi
done
$NOTIFY_COMMAND
fi
done <$pipe