Correction for the script. Now in 'usage' case lockfile are not locked
forever.
BTW, this script has been approved by Transmission authors and added
into transmission Wiki:
http://trac.transmissionbt.com/wiki/Scripts/EmailNotifier
--
Alexander Galanin
#!/bin/sh
# Script that checks for finished downloads in Transmission and
# sends email to a specified user.
# This code placed into public domain
# Requires:
# GNU mailutils | bsd-mailx (does not work with heirloom-mailx)
# lockfile-progs
# transmission-cli
# History:
#----------------------------------------------------------------------------
# Date | Author <EMail> | Description |
#----------------------------------------------------------------------------
# 04 May 2009 | A.Galanin <gaa.nnov AT mail.ru> | Creation |
# 04 May 2009 | A.Galanin <gaa.nnov AT mail.ru> | Usage moved before locking|
#----------------------------------------------------------------------------
# default configuration options
# put it into config file ~/.checkFinishedTransmissionDownloads/config
HOST=localhost
PORT=9091
RPC_AUTH=1
USER=username
PASS=password
MAILTO=root
FROM=torrent-checker
MAIL_CONTENT="Downloading of \"%s\" has been finished.\nGo to %s to make an approriate action.\n"
#------------------------------------------------------------------------------
# files
FILEPATH="$HOME/.checkFinishedTransmissionDownloads"
CONFIG_FILE="$FILEPATH/config"
NOTIFY_FILE="$FILEPATH/notified"
ALL_FILE="/tmp/checkFinishedTransmissionDownloads.all"
TMP_FILE="/tmp/checkFinishedTransmissionDownloads.tmp"
LOCK_FILE="/tmp/checkFinishedTransmissionDownloads"
[ -f "$CONFIG_FILE" ] && . "$CONFIG_FILE"
#------------------------------------------------------------------------------
# Call transmission-remote with corresponding parameters
callTransmission () {
if [ "$RPC_AUTH" -eq 0 ]
then
transmission-remote "$HOST":"$PORT" "$@"
else
transmission-remote "$HOST":"$PORT" -N "$TMP_FILE" "$@"
fi
}
# Remove lock and temporary files, exit with code $1
exitAndClean () {
kill "$LOCK_PID"
lockfile-remove "$LOCK_FILE"
rm -f "$TMP_FILE" "$ALL_FILE"
exit "$1"
}
# initialization
if [ $# != 0 ]
then
echo "$0: check for finished downloads in Transmission"
echo "USAGE: $0"
exit 1
fi
lockfile-create "$LOCK_FILE" || (echo "Unable to lock lockfile!"; exitAndClean 2)
lockfile-touch "$LOCK_FILE" &
LOCK_PID="$!"
trap "exitAndClean 1" HUP INT QUIT KILL
mkdir -p "$FILEPATH"
touch "$NOTIFY_FILE" "$TMP_FILE"
echo -n > "$ALL_FILE"
chmod 600 "$TMP_FILE" "$ALL_FILE"
# generate netrc file for RPC authorisation
printf "machine %s\nlogin %s\npassword %s\n" "$HOST" "$USER" "$PASS" > "$TMP_FILE"
# main
callTransmission -l | gawk '{
if ($1 != "Sum:" && $1 != "ID") {
print $1,$2
}
}' | while read id percent
do
reply="`callTransmission -t "$id" -i | grep -E '^ Name|^ Hash'`"
name="`echo "$reply" | grep '^ Name' | cut -c 9-`"
hash="`echo "$reply" | grep '^ Hash' | cut -c 9-`"
# check that notification is not yet sent
grep -q "$hash" "$NOTIFY_FILE"
if [ $? = 1 -a "$percent" = "100%" ]
then
printf "$MAIL_CONTENT" "$name" "http://$HOST:$PORT/"; | \
mailx $MAILTO -s "Torrents info: $name" -a "From: $FROM"
echo "$hash" >> "$NOTIFY_FILE"
fi
echo "$hash" >> "$ALL_FILE"
done
# remove deleted torrents from sent notifications list
sort "$NOTIFY_FILE" > "$TMP_FILE"
mv "$TMP_FILE" "$NOTIFY_FILE"
sort "$ALL_FILE" > "$TMP_FILE"
mv "$TMP_FILE" "$ALL_FILE"
comm -1 -2 "$NOTIFY_FILE" "$ALL_FILE" > "$TMP_FILE"
mv "$TMP_FILE" "$NOTIFY_FILE"
exitAndClean 0
