mgr/cephadm:fix alerts sent to wrong URL

The path_prefix in prometheus.yml was specifying an
endpoint prefix, which was invalid. This resulted in 404
errors when trying to send alerts to alertmanager and
blocked alerts being sent on to the ceph-dashboard API
receiver. This fix remves this prefix.

Fixes: https://tracker.ceph.com/issues/51073
Signed-off-by: Paul Cuzner <pcuzner@redhat.com>
(cherry picked from commit 9d408a70c7d01fd7c94f9b814af916396d7cbf1f)

diff --git a/src/pybind/mgr/cephadm/templates/services/prometheus/prometheus.yml.j2 b/src/pybind/mgr/cephadm/templates/services/prometheus/prometheus.yml.j2
index f059e4cabc9356e9f448f091f66e742551371526..bb0a8fcae518f45f51c682fa25d8b3ca22d8e66b 100644 (file)
--- a/src/pybind/mgr/cephadm/templates/services/prometheus/prometheus.yml.j2
+++ b/src/pybind/mgr/cephadm/templates/services/prometheus/prometheus.yml.j2
@@ -8,7 +8,6 @@ rule_files:
 alerting:
   alertmanagers:
     - scheme: http
-      path_prefix: /alertmanager
       static_configs:
         - targets: [{{ alertmgr_targets|join(', ') }}]
 {% endif %}