diff options
| -rw-r--r-- | changelog.d/5458.feature | 1 | ||||
| -rw-r--r-- | synapse/metrics/__init__.py | 2 | ||||
| -rw-r--r-- | tests/storage/test_event_metrics.py | 61 |
3 files changed, 25 insertions, 39 deletions
diff --git a/changelog.d/5458.feature b/changelog.d/5458.feature new file mode 100644 index 0000000000..9497f521c8 --- /dev/null +++ b/changelog.d/5458.feature @@ -0,0 +1 @@ +Statistics on forward extremities per room are now exposed via Prometheus. diff --git a/synapse/metrics/__init__.py b/synapse/metrics/__init__.py index 539c353528..0d3ae1a43d 100644 --- a/synapse/metrics/__init__.py +++ b/synapse/metrics/__init__.py @@ -227,7 +227,7 @@ class BucketCollector(object): break for i in self.buckets: - res.append([i, buckets.get(i, 0)]) + res.append([str(i), buckets.get(i, 0)]) res.append(["+Inf", sum(data.values())]) diff --git a/tests/storage/test_event_metrics.py b/tests/storage/test_event_metrics.py index 20a068f1fc..1655fcdafc 100644 --- a/tests/storage/test_event_metrics.py +++ b/tests/storage/test_event_metrics.py @@ -13,6 +13,8 @@ # See the License for the specific language governing permissions and # limitations under the License. +from prometheus_client.exposition import generate_latest + from synapse.metrics import REGISTRY from synapse.types import Requester, UserID @@ -52,46 +54,29 @@ class ExtremStatisticsTestCase(HomeserverTestCase): self.reactor.advance(60 * 60 * 1000) self.pump(1) - items = list( + items = set( filter( - lambda x: x.name == "synapse_forward_extremities", - list(REGISTRY.collect()), + lambda x: b"synapse_forward_extremities_" in x, + generate_latest(REGISTRY).split(b"\n"), ) ) - # Check the values are what we want - buckets = {} - _count = 0 - _sum = 0 - - for i in items[0].samples: - if i[0].endswith("_bucket"): - buckets[i[1]['le']] = i[2] - elif i[0].endswith("_count"): - _count = i[2] - elif i[0].endswith("_sum"): - _sum = i[2] + expected = set([ + b'synapse_forward_extremities_bucket{le="1.0"} 0.0', + b'synapse_forward_extremities_bucket{le="2.0"} 2.0', + b'synapse_forward_extremities_bucket{le="3.0"} 0.0', + b'synapse_forward_extremities_bucket{le="5.0"} 0.0', + b'synapse_forward_extremities_bucket{le="7.0"} 1.0', + b'synapse_forward_extremities_bucket{le="10.0"} 0.0', + b'synapse_forward_extremities_bucket{le="15.0"} 0.0', + b'synapse_forward_extremities_bucket{le="20.0"} 0.0', + b'synapse_forward_extremities_bucket{le="50.0"} 0.0', + b'synapse_forward_extremities_bucket{le="100.0"} 0.0', + b'synapse_forward_extremities_bucket{le="200.0"} 0.0', + b'synapse_forward_extremities_bucket{le="500.0"} 0.0', + b'synapse_forward_extremities_bucket{le="+Inf"} 3.0', + b'synapse_forward_extremities_count 3.0', + b'synapse_forward_extremities_sum 10.0', + ]) - # 3 buckets, 2 with 2 extrems, 1 with 6 extrems (bucketed as 7), and - # +Inf which is all - self.assertEqual( - buckets, - { - 1.0: 0, - 2.0: 2, - 3.0: 0, - 5.0: 0, - 7.0: 1, - 10.0: 0, - 15.0: 0, - 20.0: 0, - 50.0: 0, - 100.0: 0, - 200.0: 0, - 500.0: 0, - "+Inf": 3, - }, - ) - # 3 rooms, with 10 total events - self.assertEqual(_count, 3) - self.assertEqual(_sum, 10) + self.assertEqual(items, expected) |