#!/bin/sh

# Initial setup
prg=$(basename $0)
copyright="(C) 2000-2002 Jonas Smedegaard <dr@jones.dk>"
V=''
action=''
hosts=''
rsync_opts='-avrtz --delete --force'
ssh_opts=''
localdir=''
remotedir=''

args=''
while [ $# -gt 0 ]; do
	case $1 in
		-h|--help)	echo "$prg, $copyright

usage: $prg [<options>] host [path [path...]]
   or: $prg [<options>] \"host [host...]\" [path [path...]]
where options are the following:
    -v|--verbose	Verbose mode
    --host		Hostname(s) of remote host(s)
    -l|--localdir	Local base directory (only if path specified)
    -r|--remotedir	Remote base directory
    -p|--port	ssh port number
    --ssh-opts	Arbitrary ssh options
    -h|--help	This help text
    -*		Arbitrary rsync options

--upload mirrors from local dir to remote dir.
--download does the opposite.
If no path specified, current working directory is used."
				exit 0
				;;
		-v|--verbose)		V=1; rsync_opts="$rsync_opts --progress --stats";;
		--download)		action=download;;
		--upload)		action=upload;;
		--test|--dry-run)	rsync_opts="$rsync_opts --dry-run";;
		--force|--whole-file)	rsync_opts="$rsync_opts --whole-file";;
		--host)			hosts="$hosts $2"; shift;;
		-l|--localdir)		localdir="$2"; shift;;
		-r|--remotedir)		remotedir="$2"; shift;;
		-p|--port)		ssh_opts="$ssh_opts -p $2"; shift;;
		--ssh-opts)		ssh_opts="$ssh_opts $2"; shift;;
		-*)			rsync_opts="$rsync_opts $1";;
		*)			args="$args $1";;
	esac
	shift
done
set -- $args

if [ -z $hosts ]; then
	hosts=$1
	shift
fi
if [ -z $hosts ]; then
	echo "$prg error: Hostname missing!"
	echo
	$0 --help
	exit 1
fi

if [ "x$1" = "x" ]; then
	workdirs=`pwd`
	localdir=''
else
	workdirs=$@
	fi

for workdir in $workdirs; do
	for host in $hosts; do
		here="$localdir$workdir"
		there="$host:$remotedir$workdir"

		case $action in
			download)
					rsync --rsh="ssh $ssh_opts" $rsync_opts $there/ $here
					[ $V ] && echo rsync --rsh="ssh $ssh_opts" $rsync_opts $there/ $here
					;;
			upload)	
					rsync --rsh="ssh $ssh_opts" $rsync_opts $here/ $there
					[ $V ] && echo rsync --rsh="ssh $ssh_opts" $rsync_opts $here/ $there
					;;
			*)		echo "$prg error: You need to specify either --upload or --download!"
					echo
					$0 --help
					exit 1
					;;
		esac
	done
done