Cron script for rsync to ReadyNas

rsync_readynas

#!/bin/bash
NAME="$1"
HOME=$HOME
HOST=0.0.0.0
RSYNC=/usr/bin/rsync
if [[ -z $NAME ]]; then
    echo "A name argument is required to be specified."
    exit 1
fi

exec {lock_fd}< $0
if ! flock --nonblock ${lock_fd}; then
    echo "A process is running. Skip the execution."
    exit 0
fi
# -a -rlptgoD
# -r recursive
# -l preserve links
# -p preserve permissions (SHOULD NOT BE USED)
# -t preserve modification times
# -g preserve group (SHOULD NOT BE USED)
# -o preserve owner (SHOULD NOT BE USED)
# -D preserve devices (SHOULD NOT BE USED)
# -u sync based on file update time
# --partial enable partial update
# -z compress file data
# --exclude=PATTERN
# --omit-dir-times do not preserve directory timestamp
# -v verbose
$RSYNC -rltuz -v \
    --partial --append \
    --omit-dir-times \
    --exclude=.* \
    ${HOME}/$NAME/ rsync://$HOST/$NAME/