[Backport 9.2] Instrument ping with OTel

elasticsearch/_async/client/__init__.py

@@ -504,6 +504,7 @@ async def ping(
         """
         __path = "/"
         __query: t.Dict[str, t.Any] = {}
+        __path_parts: t.Dict[str, str] = {}
         if error_trace is not None:
             __query["error_trace"] = error_trace
         if filter_path is not None:
@@ -515,7 +516,12 @@ async def ping(
         __headers = {"accept": "application/json"}
         try:
             await self.perform_request(
-                "HEAD", __path, params=__query, headers=__headers
+                "HEAD",
+                __path,
+                params=__query,
+                headers=__headers,
+                endpoint_id="ping",
+                path_parts=__path_parts,
             )
             return True
         except (ApiError, TransportError):

elasticsearch/_sync/client/__init__.py

@@ -504,6 +504,7 @@ def ping(
         """
         __path = "/"
         __query: t.Dict[str, t.Any] = {}
+        __path_parts: t.Dict[str, str] = {}
         if error_trace is not None:
             __query["error_trace"] = error_trace
         if filter_path is not None:
@@ -514,7 +515,14 @@ def ping(
             __query["pretty"] = pretty
         __headers = {"accept": "application/json"}
         try:
-            self.perform_request("HEAD", __path, params=__query, headers=__headers)
+            self.perform_request(
+                "HEAD",
+                __path,
+                params=__query,
+                headers=__headers,
+                endpoint_id="ping",
+                path_parts=__path_parts,
+            )
             return True
         except (ApiError, TransportError):
             return False

noxfile.py

@@ -60,7 +60,7 @@ def test_otel(session):
         silent=False,
     )
 
-    argv = pytest_argv() + ["-m", "otel"]
+    argv = pytest_argv() + ["-m", "otel"] + session.posargs
     session.run(*argv, env={"TEST_WITH_OTEL": "1"})
 
 

test_elasticsearch/test_server/test_otel.py

@@ -53,6 +53,17 @@ def test_otel_end_to_end(sync_client):
     assert expected_attributes.items() <= spans[0].attributes.items()
 
 
+# Since ping is manually implemented, we have a dedicated test for it
+def test_otel_ping(sync_client):
+    tracer, memory_exporter = setup_tracing()
+    sync_client._otel.tracer = tracer
+
+    sync_client.ping()
+    spans = memory_exporter.get_finished_spans()
+    assert len(spans) == 1
+    assert spans[0].name == "ping"
+
+
 @pytest.mark.parametrize(
     "bulk_helper_name", ["bulk", "streaming_bulk", "parallel_bulk"]
 )

test_elasticsearch/utils.py

@@ -191,3 +191,4 @@ def wait_for_cluster_state_updates_to_finish(client, timeout=30):
     while time.time() < end_time:
         if not client.cluster.pending_tasks().get("tasks", ()):
             break
+        time.sleep(0.1)