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-rw-r--r--handlers/pgsql45
1 files changed, 34 insertions, 11 deletions
diff --git a/handlers/pgsql b/handlers/pgsql
index 8d8f0c7..3f7d0b9 100644
--- a/handlers/pgsql
+++ b/handlers/pgsql
@@ -11,33 +11,56 @@ localhost=`hostname`
# If vservers are configured, decide if the handler should
# use them or if it should just operate on the host
-
-if [ "$vservers" == "yes" ]
- then
- if [ ! -z $vsname ]
- then
- info "Using vserver '$vsname'"
+if [ "$vservers" == "yes" ]; then
+ if [ ! -z $vsname ]; then
+ info "using vserver '$vsname'"
usevserver=1
else
- info "No vserver name specified, actions will be performed on the host"
+ info "no vserver name specified, actions will be performed on the host"
fi
fi
-# Check to make sure that the specified vserver exists
-if [ $usevserver ]
- then
+# As needed, make sure that :
+# * the specified vserver exists and is running
+# * the specified vserver or host has the needed executables
+if [ $usevserver ]; then
+ info "examining vserver '$vsname'"
+ # does it exist ?
vroot="$VROOTDIR/$vsname"
[ -d $vroot ] || fatal "vserver '$vsname' does not exist at '$vroot'"
+ # is it running ?
+ running=`$VSERVERINFO $vsname RUNNING`
+ if [ $running = 1 ]; then
+ if [ "$databases" == "all" ]; then
+ [ -x "$vroot`$VSERVER $vsname exec which $PGSQLDUMPALL`" ] || \
+ fatal "Can't find $PGSQLDUMPALL in vserver $vsname."
+ else
+ [ -x "$vroot`$VSERVER $vsname exec which $PGSQLDUMP`" ] || \
+ fatal "Can't find $PGSQLDUMP in vserver $vsname."
+ fi
+ else
+ fatal "vserver $vsname is not running."
+ fi
+else
+ if [ "$databases" == "all" ]; then
+ [ -x "`which $PGSQLDUMPALL`" ] || \
+ fatal "Can't find $PGSQLDUMPALL."
+ else
+ [ -x "`which $PGSQLDUMP`" ] || \
+ fatal "Can't find $PGSQLDUMP."
+ fi
fi
# create backup dir, the vroot variable will be empty if no vsname was specified
# and will proceed to operate on the host
-[ -d $vroot$backupdir ] || mkdir -p $vroot$backupdir
+[ -d $vroot$backupdir ] || (debug "mkdir -p $vroot$backupdir"; mkdir -p $vroot$backupdir)
[ -d $vroot$backupdir ] || fatal "Backup directory '$vroot$backupdir'"
# give backup dir the good uid and permissions
# (in respect to the vserver, if $usevserver)
pguid=`grep '^postgres:' $vroot/etc/passwd | awk -F: '{print $3}'`
+[ -n "$pguid" ] || \
+ fatal "No user called postgres`[ $usevserver != 1 ] || echo \" on vserver $vsname\"`."
debug "chown $pguid $vroot$backupdir"
chown $pguid $vroot$backupdir
debug "chmod 700 $vroot$backupdir"