From c44c730dcc062f6dd077f94c86f225c5be48d483 Mon Sep 17 00:00:00 2001
From: Tobias Manske <tobias.manske@mailbox.org>
Date: Wed, 19 Apr 2023 00:25:23 +0200
Subject: [PATCH] Prometheus: Drop some alerts for general targets.

---
 .../templates/prometheus/alertmanager.yml          | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/coreos-config/roles/compose_project/templates/prometheus/alertmanager.yml b/coreos-config/roles/compose_project/templates/prometheus/alertmanager.yml
index 41861a9..c0e3f17 100644
--- a/coreos-config/roles/compose_project/templates/prometheus/alertmanager.yml
+++ b/coreos-config/roles/compose_project/templates/prometheus/alertmanager.yml
@@ -14,9 +14,19 @@ route:
         - alertname="PrometheusAlertmanagerE2eDeadManSwitch"
     - receiver: 'email'
       group_interval: 1m
-      continue: true
       matchers:
-        - job=matrix_synapse_1
+        - job="matrix_synapse_1"
+    - receiver: 'matrix-monitoring'
+      group_wait: 30s
+      group_interval: 1h
+      matchers:
+        - alertname="PrometheusAllTargetsMissing"
+    - receiver: 'matrix-monitoring'
+      group_wait: 30s
+      group_interval: 1h
+      matchers:
+        - alertname="PrometheusTargetMissing"
+
 
 receivers:
   - name: 'email'