Merge branch 'develop' into cross-signing_sig_upload

1 files changed, 9 insertions, 0 deletions

diff --git a/synapse/config/tracer.py b/synapse/config/tracer.py
index 95e7ccb3a3..8be1346113 100644
--- a/synapse/config/tracer.py
+++ b/synapse/config/tracer.py
@@ -13,10 +13,14 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from synapse.python_dependencies import DependencyException, check_requirements
+
 from ._base import Config, ConfigError
 
 
 class TracerConfig(Config):
+    section = "tracing"
+
     def read_config(self, config, **kwargs):
         opentracing_config = config.get("opentracing")
         if opentracing_config is None:
@@ -32,6 +36,11 @@ class TracerConfig(Config):
         if not self.opentracer_enabled:
             return
 
+        try:
+            check_requirements("opentracing")
+        except DependencyException as e:
+            raise ConfigError(e.message)
+
         # The tracer is enabled so sanitize the config
 
         self.opentracer_whitelist = opentracing_config.get("homeserver_whitelist", [])