#!/bin/sh
# Dist v1.3.8  (c) 24.6.98 by Andreas Ley  (u) 29.11.2011
# Distribute cluster and package configuration files

usage()
{
	echo "Usage: `basename $0` [-v|-q] [-s subset] [-u] [-c] [-C] [-n] [-d host] [filename [...]]" >&2
	echo "-v  verbose mode" >&2
	echo "-q  quiet mode" >&2
	echo "-s  select subset" >&2
	echo "-u  update only (skip files that are newer on the receiver)" >&2
	echo "-c  copy only, don't delete any remote files" >&2
	echo "-C  use checksums even when timestamps match" >&2
	echo "-n  dry run, show what would have been transferred" >&2
	echo "-d  destination host" >&2
	echo "-a  don't use include/exclude list (copy all, only with filename specified)" >&2
	exit 1
}

trace=false
verbose=true
unset subset
delete='--delete'
opt_v=''
unset opts
unset host
include='yes'
while getopts hxvqs:ucCnd:a OPTION; do
	case ${OPTION} in
		h)	sed '1d;s/^# *//;/^$/q' $0; usage;;
		x)	set -x; trace=true;;
		v)	verbose=true; opt_v='-v';;
		q)	verbose=false; opt_v='';;
		s)	subset=".${OPTARG}";;
		u)	opts="${opts} -u";;
		c)	delete='';;
		C)	opts="${opts} -c";;
		n)	opt_v='-v'; opts="${opts} -n";;
		d)	host="${OPTARG}";;
		a)	unset include;;
		?)	usage;;
	esac
done
shift $(($OPTIND - 1))

if test -n "${subset}" -a ! -f /etc/cluster/files${subset}; then
	echo "No such subset: can't read /etc/cluster/files${subset}" >&2
	exit 1
fi


PATH=$PATH:/usr/machine/bin:/usr/machine/sbin

localnode="`hostname`"
localfqdn="`getfqdn`"
ssh="/usr/bin/ssh -a -k -x"
test -x /usr/bin/ssh || ssh="/usr/machine/bin/ssh1 -a -k -x"

if test $# -eq 0; then
	test -n "${include}" || usage
	id=`id -u`
	if test ${id} -eq 0; then
		set -- `grep '^/' /etc/cluster/files${subset}`
	else
		set -- `for file in \`grep '^/' /etc/cluster/files${subset}\`; do uid=\`stat -u ${file} 2>/dev/null\`; test ${uid:-0} -eq ${id} && echo ${file}; done`
	fi
	if test $# -eq 0; then
		echo "There's nothing you can copy!" >&2
		exit 1
	fi
else
	for file do
		case "${file}" in
			/*)	:;;
			*)	echo "Absolute path needed" >&2
				exit 1;;
		esac
	done
fi

fping -a -r1 ${host} </etc/cluster/nodes${subset} 2>/dev/null | while read node; do
	if test "${node}" != "${localnode}" -a "${node}" != "test-${localnode}" -a "${node}" != "${localfqdn}"; then
		${verbose} && echo "Copying to ${node}..."
		rsync ${opt_v} ${opts} -axRS --no-implied-dirs -e "${ssh}" ${delete} --exclude=lost+found --exclude=.Xauthority --exclude=.ssh/random_seed ${include:+--include-from=/etc/cluster/files${subset}} "$@" ${node}:/ | egrep -v '^building file list \.\.\. done$|/$|^wrote [0-9]* bytes  read [0-9]* bytes  [0-9.]* bytes/sec$|^total size is [0-9]*  speedup is [0-9.]*$|^$'
	fi
done

exit 0