Get hypervisor uptime.

Adds a call to retrieve the current uptime on a specific hypervisor.
This version of the patch only adds the XenAPI variant; other virt
drivers will raise a NotImplementedError until they implement the
get_host_uptime() method.

Change-Id: Ie259589757a460fcd91a49a8dd8099e4d91524e7

1 files changed, 8 insertions, 1 deletions

diff --git a/plugins/xenserver/xenapi/etc/xapi.d/plugins/xenhost b/plugins/xenserver/xenapi/etc/xapi.d/plugins/xenhost
index d7effba19..4006de420 100755
--- a/plugins/xenserver/xenapi/etc/xapi.d/plugins/xenhost
+++ b/plugins/xenserver/xenapi/etc/xapi.d/plugins/xenhost
@@ -339,6 +339,12 @@ def parse_response(resp):
     return data
 
 
+@jsonify
+def host_uptime(self, arg_dict):
+    """Returns the result of the uptime command on the xenhost."""
+    return {"uptime": _run_command('uptime')}
+
+
 def cleanup(dct):
     """Take the raw KV pairs returned and translate them into the
     appropriate types, discarding any we don't need.
@@ -432,4 +438,5 @@ if __name__ == "__main__":
             "host_join": host_join,
             "get_config": get_config,
             "set_config": set_config,
-            "iptables_config": iptables_config})
+            "iptables_config": iptables_config,
+            "host_uptime": host_uptime})