s3ql

#!/bin/sh
### BEGIN INIT INFO
# Provides:          s3ql
# Required-Start:    $local_fs $network $syslog
# Required-Stop:     $local_fs $network $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Description:       S3QL is a filesystem that stores all its data online
#                    on Amazon s3 and other backends
### END INIT INFO
# init script for Debian 7

DESC="S3QL filesystem"
AUTHFILE="/root/.s3ql/authinfo2"
STORAGE_URL="s3://proxmoxchris"
MOUNTPOINT="/mnt/s3ql"

mkdir -p $MOUNTPOINT
# put all s3ql logs here
mkdir -p /var/log/s3ql

case "$1" in
  start)
    # Redirect stdout and stderr into the system log
    DIR=$(mktemp -d)
    mkfifo "$DIR/LOG_FIFO"
    logger -t s3ql.mount -p local0.info < "$DIR/LOG_FIFO" &
    exec > "$DIR/LOG_FIFO"
    exec 2>&1
    rm -rf "$DIR"
  
    if mountpoint -q "$MOUNTPOINT"; then
        echo "ERROR: $DESC $STORAGE_URL is already mounted on $MOUNTPOINT"
	exit 1
    fi
	
    echo "Mounting $DESC" "$STORAGE_URL on $MOUNTPOINT"
    # Check and mount file system
    fsck.s3ql --batch --log /var/log/s3ql/fsck.log --authfile "$AUTHFILE" "$STORAGE_URL"
    STA=$?
	
    if [ $STA -eq 0 ]; then
        echo "successfully checked filesystem"
    else
        echo "ERROR: this is the error code: $STA"
	exit $STA
    fi
	mount.s3ql --log /var/log/s3ql/mount.log --authfile "$AUTHFILE" "$STORAGE_URL" "$MOUNTPOINT"
	if [ $STA -eq 0 ]; then
        echo "successfully mounted on $MOUNTPOINT"
    else
        echo "ERROR: this is the error code: $STA"
	exit $STA
    fi
    ;;
    
  stop)
    # Redirect stdout and stderr into the system log
    DIR=$(mktemp -d)
    mkfifo "$DIR/LOG_FIFO"
    logger -t s3ql.unmount -p local0.info < "$DIR/LOG_FIFO" &
    exec > "$DIR/LOG_FIFO"
    exec 2>&1
    rm -rf "$DIR"

    if ! mountpoint -q "$MOUNTPOINT"; then
        echo "ERROR: $DESC $STORAGE_URL is currently not mounted on $MOUNTPOINT"
        exit 1
    fi
    
    echo "Unmounting $DESC $STORAGE_URL from $MOUNTPOINT"
    s3qlctrl flushcache "$MOUNTPOINT"
    s3qlctrl upload-meta "$MOUNTPOINT"
    umount.s3ql "$MOUNTPOINT"
        
    if [ $? -eq 0 ]; then
        echo "successfully unmounted $MOUNTPOINT"
    else
        echo "ERROR: this is the error code: $STA"
	exit $STA
    fi
    ;;
    
  status)
    if ! mountpoint -q "$MOUNTPOINT"; then
        echo "$DESC $STORAGE_URL is currently not mounted on $MOUNTPOINT"
        exit 1
    fi
    
    echo "Status of $DESC $STORAGE_URL on $MOUNTPOINT"
    s3qlstat "$MOUNTPOINT"
    exit "$?"
    ;;
    
  *)
    echo "Usage: s3ql {start|stop|status}" >&2
    exit 3
    ;;
esac