Asterisk cron.weekly script for compressing old wav-files stored in /var/spool/asterisk/monitor

Asterisk-WAV-Compress

#!/bin/sh -e

WAV_AGE="185"
WAV_DIR="/var/spool/asterisk/monitor"
ARC_DIR="/home/asterisk-archives"

if test $# = 0; then
    test "$(pgrep -fc "$0")" = "1" || { echo "${0##*/} is already running, exit."; exit 1; }
    cd "$WAV_DIR"
    nice ionice -c3 find . -type f -mtime +"$WAV_AGE" -name "*.wav" -exec "$0" '{}' +
    exit $?
fi

for a in "$@"; do
    DAY="${a%-??-??-??-*}"
    MON="${a%-??-??-??-??-*}"
    DIR="$ARC_DIR/$MON/$DAY"
    #echo "destdir = $DIR"
    mkdir -pm700 "$DIR"
    xz -T0 "$a"
    mv "$a.xz" "$DIR/"
done

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