handler uptime return time in seconds

cccli/handler.py

@@ -67,8 +67,7 @@ class CliHandler(RpcHandler):
     def get_tag_uptime(self):
         '''Return uptime output'''
         try:
-            p = subprocess.Popen(["uptime"], close_fds=True, shell=False, stdout=subprocess.PIPE)
-            return  p.stdout.read().rstrip("\n")
+            return int(float(open("/proc/uptime", "r").readline().split()[0]))
         except Exception:
             return ""
     get_tag_uptime.ttl = 3