Move Prometheus instance to monitoring namespace

monitoring/README.md

@@ -0,0 +1,28 @@
+## Monitoring
+
+This namespace is managed by
+[ArgoCD](https://argocd.k-space.ee/applications/argocd/monitoring)
+
+To reconfigure SNMP targets etc:
+
+```
+kubectl delete -n monitoring configmap snmp-exporter
+kubectl create -n monitoring configmap snmp-exporter --from-file=snmp.yml=snmp-configs.yaml
+```
+
+To set Slack secrets:
+
+```
+ kubectl create -n monitoring secret generic slack-secrets \
+    --from-literal=webhook-url=https://hooks.slack.com/services/...
+```
+
+To set Mikrotik secrets:
+
+```
+ kubectl create -n monitoring secret generic mikrotik-exporter \
+  --from-literal=MIKROTIK_PASSWORD='f7W!H*Pu' \
+  --from-literal=PROMETHEUS_BEARER_TOKEN=$(cat /dev/urandom | base64 | head -c 30)
+```
+
+