munin show total memory if sbrk trick does not work (eg. FreeBSD).

git-svn-id: file:///svn/unbound/trunk@1645 be551aaa-1e26-0410-a405-d3ace91eadb9

contrib/unbound_munin_

@@ -437,7 +437,21 @@ queue)
 	done
 	;;
 memory)
-	for x in mem.total.sbrk mem.cache.rrset mem.cache.message \
+	mn=`echo mem.total.sbrk | sed $ABBREV | tr . _`
+	get_value 'mem.total.sbrk'
+	if test $value -eq 0; then
+		chk=`echo $ctrl | sed -e 's/-control$/-checkconf/'`
+		pidf=`$chk -o pidfile $conf 2>&1`
+		pid=`cat $pidf 2>&1`
+		value=`ps -p "$pid" -o rss= 2>&1`
+		if test "`expr $value + 1 - 1 2>&1`" = "$value"; then
+			value=`expr $value \* 1024` 
+		else
+			value=0
+		fi
+	fi
+	echo "$mn.value" $value
+	for x in mem.cache.rrset mem.cache.message \
 		mem.mod.iterator mem.mod.validator; do
 		print_value $x
 	done

doc/Changelog

@@ -7,6 +7,7 @@
 	- fix lint from complaining on ldns/sha.h.
 	- help compiler figure out aliasing in priv_rrset_bad() routine.
 	- fail to configure with python if swig is not found.
+	- unbound_munin_ in contrib uses ps to show rss if sbrk does not work.
 
 3 June 2009: Wouter
 	- fixup bad free() when wrongly encoded DSA signature is seen.

doc/TODO

@@ -70,8 +70,6 @@ o infra and lame cache: easier size config (in Mb), show usage in graphs.
 - winevent - poll if too many fds
 - ssl open apache style
 - fwd above stub, make hole in fwds
-- munin use ps to print total mem
-- no swig, but ask python, configure fails.
 - fix indent #  ifs
 - flush_* remove msg cache entry if one.
 - do not flush/delete callback queries or call error on callback at least.