+# -*- mode: sh; sh-basic-offset: 3; indent-tabs-mode: nil; -*-
+
#####################################################
## VSERVERS RELATED FUNCTIONS FOR NINJAHELPER
##
## - set $vservers_are_available to 'yes';
## - set $found_vservers to the list of all vservers found on the system.
## This function has to be run once before a new helper is run.
+## If the argument is "nodialog", use the backupninja's message functions
+## instead of easydialog.
##
init_vservers() {
+ local arg=$1
# get global variables from the conffile
setfile $conffile
getconf vservers no
getconf VSERVERINFO /usr/sbin/vserver-info
getconf VSERVER /usr/sbin/vserver
- getconf VROOTDIR `if [ -f "$VSERVERINFO" ]; then $VSERVERINFO info SYSINFO |grep vserver-Rootdir | awk '{print $2}'; fi`
+ getconf VROOTDIR `if [ -x "$VSERVERINFO" ]; then $VSERVERINFO info SYSINFO | grep '^ *vserver-Rootdir' | @AWK@ '{print $2}'; fi`
+ # canonicalize VROOTDIR
+ [ -z "$VROOTDIR" ] || VROOTDIR=`readlink --canonicalize $VROOTDIR`
# init this library's global variables
vservers_are_available=no
found_vservers=
selected_vservers=
host_or_vservers=host
# check vservers real availability
- if [ $vservers == yes ]; then
- [ -n "$VROOTDIR" ] || (msgBox "warning" "VROOTDIR is not set in $conffile and could not be guessed."; return)
- [ -d "$VROOTDIR" ] || (msgBox "warning" "VROOTDIR ($VROOTDIR) does not exist."; return)
- found_vservers=`ls $VROOTDIR | grep -E -v "lost+found|ARCHIVES" | tr "\n" " "`
- [ -n "$found_vservers" ] || return
+ if [ $vservers = yes ]; then
+ if [ ! -x "$VSERVERINFO" ]; then
+ `if [ "$arg" = nodialog ]; then echo fatal; else echo "msgBox warning"; fi` \
+ "vservers enabled in $conffile, but vserver-info command was not found. Please set the VSERVERINFO configuration variable to its full path."
+ return
+ fi
+ if [ ! -x "$VSERVER" ]; then
+ `if [ "$arg" = nodialog ]; then echo fatal; else echo "msgBox warning"; fi` \
+ "vservers enabled in $conffile, but vserver command was not found. Please set the VSERVER configuration variable to its full path."
+ return
+ fi
+ if [ -z "$VROOTDIR" ]; then
+ `if [ "$arg" = nodialog ]; then echo fatal; else echo "msgBox warning"; fi` \
+ "vservers enabled in $conffile, but VROOTDIR is not set and could not be guessed."
+ return
+ fi
+ if [ ! -d "$VROOTDIR" ]; then
+ `if [ "$arg" = nodialog ]; then echo fatal; else echo "msgBox warning"; fi` \
+ "vservers enabled in $conffile, but VROOTDIR ($VROOTDIR) does not exist.";
+ return
+ fi
+ found_vservers=`ls $VROOTDIR | grep -E -v "lost\+found|ARCHIVES" | tr "\n" " "`
+ if [ -z "$found_vservers" ]; then
+ `if [ "$arg" = nodialog ]; then echo warning; else echo "msgBox warning"; fi` \
+ "vservers enabled in $conffile, but no vserver was found in $VROOTDIR.";
+ return
+ fi
vservers_are_available=yes
fi
}
##
-## If the argument is the name of a vserver selected use by the current helper,
+## If all the arguments are existing vservers names, returns 0.
+## Else, returns 1. Also returns 1 if no argument is given.
+##
+vservers_exist() {
+ [ $# -ge 1 ] || return 1
+ local args="$1"
+ local vserver i found
+ for vserver in $args ; do
+ found=no
+ for i in $found_vservers ; do
+ if [ $vserver = $i ]; then
+ found=yes
+ break
+ fi
+ done
+ [ $found = yes ] || return 1
+ done
+ return 0
+}
+
+##
+## If all the arguments are running vservers names, returns 0.
+## Else, returns 1. Also returns 1 if no argument is given.
+##
+vservers_running() {
+ [ $# -ge 1 ] || return 1
+ local args="$1"
+ local vserver
+ for vserver in $args ; do
+ $VSERVERINFO -q $vserver RUNNING || return 1
+ done
+ return 0
+}
+
+##
+## If the argument is the name of a vserver selected by the current helper,
## echoes 'on' and returns 0.
## Else, echoes 'off' and returns 1.
##