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#! /bin/bash |
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# Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de> |
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# |
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# This program is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; version 2 of the License. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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# Usage: start-vservers [-c <CFGDIR>] [-m <MARK>] [-j <NUM>] [--start|--stop|--status|--condrestart|--restart] [--test] [--all] [--debug] -- <name>+ |
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: ${UTIL_VSERVER_VARS:=/usr/lib/util-vserver/util-vserver-vars} |
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test -e "$UTIL_VSERVER_VARS" || { |
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echo $"Can not find util-vserver installation (the file '$UTIL_VSERVER_VARS' would be expected); aborting..." >&2 |
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exit 1 |
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} |
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. "$UTIL_VSERVER_VARS" |
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. "$_LIB_FUNCTIONS" |
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### Some local functions |
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function showHelp() |
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{ |
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echo \ |
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$"Usage: $(basename $0) [-c <CFGDIR>] [-m <MARK>] [-j <NUM] [--test] |
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[--start|--stop] [--all|--[un]marked|--running|--stopped] -- <name>+ |
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Please report bugs to $PACKAGE_BUGREPORT" |
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exit 0 |
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} |
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function showVersion() |
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{ |
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echo \ |
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$"start-vserver $PACKAGE_VERSION -- starts/stops a bunch of vservers |
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This program is part of $PACKAGE_STRING |
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Copyright (C) 2004 Enrico Scholz |
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This program is free software; you may redistribute it under the terms of |
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the GNU General Public License. This program has absolutely no warranty." |
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exit 0 |
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} |
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function verifyVserver() |
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{ |
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local xtra="${2:+ mentioned in '$2'}" |
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case x$1 in |
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(x\#*|x) |
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return 1;; # skip empty and comment lines |
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($__CONFDIR/*) |
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warning "This version of 'start-vservers' supports only short vserver names; try to remove the '$__CONFDIR' from '$1'$xtra" |
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return 1 |
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;; |
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(/*) |
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warning "This version of 'start-vservers' supports only short vserver names; '$1'$xtra is not possible" |
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return 1 |
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;; |
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(*) |
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$_VSERVER_INFO -q "$__CONFDIR/$1" VDIR || { |
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warning "Vserver '$1'$xtra does not exist; skipping it..." |
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return 1; |
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} |
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;; |
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esac |
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return 0 |
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} |
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### |
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set +e |
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tmp=$(getopt -o c:j:m: \ |
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--long debug,help,version,start,stop,test,$VS_ALLVSERVERS_ARGS \ |
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-n "$0" -- "$@") || exit 1 |
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eval set -- "$tmp" |
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declare -a tmp_vservers=() |
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declare -r TAB=$(echo -en "\t") |
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OPTION_MARK= |
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OPTION_MARK_ANY=1 |
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OPTION_PARALLEL=99 |
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OPTION_DEBUG= |
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NOOPTION_DEBUG=1 |
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case "`basename $0`" in |
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start-*) OPTION_FLAVOR=start;; |
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stop-*) OPTION_FLAVOR=stop;; |
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*) OPTION_FLAVOR=;; |
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esac |
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while true; do |
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getAllVserversByArg tmp_vservers "$1" || \ |
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case "$1" in |
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(--help) showHelp $0 ;; |
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(--version) showVersion $0 ;; |
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(-c) CONFDIR=$2; shift;; |
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(-m) OPTION_MARK=$2; OPTION_MARK_ANY=; shift;; |
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(-j) OPTION_PARALLEL=$2; shift;; |
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(--start) OPTION_FLAVOR=start;; |
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(--stop) OPTION_FLAVOR=stop;; |
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(--debug) OPTION_DEBUG=1; NOOPTION_DEBUG=; set -x;; |
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(--) shift; break;; |
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(*) echo $"$0: internal error; arg=='$1'" >&2; exit 1;; |
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esac |
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shift |
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done |
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test -n "$OPTION_FLAVOR" || { |
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echo "$0: unknown invocation method; aborting..." >&2 |
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exit 1 |
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} |
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vservers=( "$@" "${tmp_vservers[@]}" ) |
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orig_vservers=$vservers |
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i=${#vservers[*]} |
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while test $i -gt 0; do |
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let --i |
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d=$__CONFDIR/${vservers[$i]}/apps/init |
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f=$d/mark |
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{ test -n "$OPTION_MARK_ANY"; } || \ |
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{ test -n "$OPTION_MARK" -a -r "$f" && grep -qx "$OPTION_MARK" "$f"; } || \ |
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{ test -z "$OPTION_MARK" && test ! -e "$f"; } || \ |
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unset vservers[$i] |
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done |
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makedir=$($_MKTEMPDIR vserver-init.XXXXXX) |
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okfile=$($_MKTEMP vserver-init.XXXXXX) |
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passedfile=$($_MKTEMP vserver-init.XXXXXX) |
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trap "$_RM -rf $makedir $okfile $passedfile" EXIT |
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test_cmd=false |
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case "$OPTION_FLAVOR" in |
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start) test_cmd="${_VSERVER} --silent '\$*' status";; |
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stop) test_cmd="! ${_VSERVER} --silent '\$*' status";; |
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esac |
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{ |
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cat <<EOF |
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.%.stamp: |
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${TAB}$test_cmd || { \ |
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${TAB}echo -n '.' >>$passedfile ; \ |
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${TAB}$_VSERVER --defaulttty --sync ${OPTION_DEBUG:+--debug} "\$*" ${OPTION_FLAVOR}; } |
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${TAB}echo -n '.' >>$okfile |
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${TAB}@touch "\$@" |
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EOF |
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echo -ne "all:\t" |
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for i in "${vservers[@]}"; do |
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verifyVserver "$i" || continue |
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echo -n ".$i.stamp " |
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done |
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echo |
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} >$makedir/Makefile |
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for i in "${vservers[@]}"; do |
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d="$__CONFDIR/$i"/apps/init |
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echo "$i" |
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test -e "$d"/depends || continue |
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cat "$d"/depends |
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done | sort -u | while read vserver; do |
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verifyVserver "$vserver" || continue |
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d="$__CONFDIR/$vserver"/apps/init |
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case "$OPTION_FLAVOR" in |
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(start) |
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if test -e "$d"/depends; then |
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echo -ne ".$vserver.stamp:\t" |
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cat "$d"/depends | while read dep; do |
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verifyVserver "$dep" "$d"/depends || continue |
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echo -n ".$dep.stamp " |
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done |
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echo |
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fi >>$makedir/Makefile |
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;; |
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(stop) |
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if test -e "$d"/depends; then |
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cat "$d"/depends | while read dep; do |
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verifyVserver "$dep" "$d"/depends || continue |
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echo -e ".$dep.stamp:\t.$vserver.stamp" |
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done |
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echo |
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fi >>$makedir/Makefile |
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esac |
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done |
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#cat $makedir/Makefile |
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make -k ${NOOPTION_DEBUG:+-s} ${OPTION_PARALLEL:+-j$OPTION_PARALLEL} -C $makedir |
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test -s "$passedfile" || exit 0 |
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test -s "$okfile" || exit 1 |
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$_CMP -s "$passedfile" "$okfile" || exit 2 |
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exit 0 |
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