Use JSON format to obtain data from 'ceph -s'

'ceph -s' text output format strongly depends upon ceph version. Using JSON format to obtain data works across different ceph versions.
munin-monitoring · Jul 25, 2018 · 4ac9c7b · 4ac9c7b
1 parent d01aa27
commit 4ac9c7b
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/plugins/ceph/ceph_osd b/plugins/ceph/ceph_osd
@@ -44,6 +44,6 @@ if [ "$1" = "config" ]; then
 	exit 0
 fi
 
-echo "osds.value $(ceph -s | grep osdmap | awk '{ print $3 }')"
-echo "up.value $(ceph -s | grep osdmap | awk '{ print $5 }')"
-echo "in.value $(ceph -s | grep osdmap | awk '{ print $7 }')"
+echo "osds.value $(ceph -s --format=json | jq '.osdmap.osdmap.num_osds')"
+echo "up.value $(ceph -s --format=json | jq '.osdmap.osdmap.num_up_osds')"
+echo "in.value $(ceph -s --format=json | jq '.osdmap.osdmap.num_in_osds')"