1 files changed, 27 insertions, 0 deletions
diff --git a/src/pybind/mgr/restful/api/perf.py b/src/pybind/mgr/restful/api/perf.py
new file mode 100644
index 000000000..c484ac55e
--- /dev/null
+++ b/src/pybind/mgr/restful/api/perf.py
@@ -0,0 +1,27 @@
+from pecan import expose, request, response
+from pecan.rest import RestController
+
+from restful import context
+from restful.decorators import auth, lock, paginate
+
+import re
+
+class Perf(RestController):
+    @expose(template='json')
+    @paginate
+    @auth
+    def get(self, **kwargs):
+        """
+        List all the available performance counters
+
+        Options:
+         - 'daemon' -- filter by daemon, accepts Python regexp
+        """
+
+        counters = context.instance.get_unlabeled_perf_counters()
+
+        if 'daemon' in kwargs:
+            _re = re.compile(kwargs['daemon'])
+            counters = {k: v for k, v in counters.items() if _re.match(k)}
+
+        return counters