#
# duplicity script for backupninja
# requires duplicity
#

getconf password
getconf options
getconf keep 60
getconf include
getconf exclude
getconf desthost
getconf destdir
getconf destuser
destdir=${destdir%/}

[ "$destdir" != "" ] || fatal "Destination directory not set"
[ "$include" != "" ] || fatal "No source includes specified"
[ "$password" != "" ] || fatal "No password specified"

# see if we can login
debug "ssh -o PasswordAuthentication=no $desthost -l $destuser 'echo -n 1'"
if [ ! $test ]; then
	result=`ssh -o PasswordAuthentication=no $desthost -l $destuser 'echo -n 1' 2>&1`
	if [ "$result" != "1" ]; then
		fatal "Can't connect to $desthost as $destuser."
	fi
fi

if [ "`echo $keep | tr -d 0-9`" == "" ]; then
	keep="${keep}D"
fi

execstr_serverpart="scp://$destuser@$desthost/$destdir"
execstr_clientpart="/"
execstr="$options --no-print-statistics --remove-older-than $keep "

# excludes
for i in $exclude; do
	str="${i//__star__/*}"
	execstr="${execstr}--exclude $str "
done
	
# includes 
for i in $include; do
	str="${i//__star__/*}"
	execstr="${execstr}--include $str "
done

# exclude everything else, start with root
#execstr="${execstr}--exclude '**' / "
		
# include client-part and server-part
#execstr="$execstr $execstr_serverpart"

execstr=${execstr//\\*/\\\\\\*}

debug "duplicity $execstr --exclude '**' / $execstr_serverpart"
if [ ! $test ]; then
	PASSPHRASE=$password
	export PASSPHRASE
	output=`duplicity $execstr --exclude '**' / $execstr_serverpart 2>&1`
	code=$?
	if [ "$code" == "0" ]; then
		debug $output
		info "Duplicity finished successfully."
	else
		warning $output
		warning "Duplicity failed."
	fi
fi	

return 0