feat(uptimekuma): create servicemonitor for uptimekuma (#4334)

* create servicemonitor for uptimekuma

Signed-off-by: Keith Cirkel <keithamus@users.noreply.github.com>

* add default values for servicemonitor to uptime-kuma

Signed-off-by: Keith Cirkel <keithamus@users.noreply.github.com>

* minor bump uptime-kuma chart

Signed-off-by: Keith Cirkel <keithamus@users.noreply.github.com>

* add metrics questions to uptime-kuma

Signed-off-by: Keith Cirkel <keithamus@users.noreply.github.com>

* Update charts/stable/uptime-kuma/Chart.yaml

Signed-off-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com>

* Update charts/stable/uptime-kuma/templates/servicemonitor.yaml

Signed-off-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com>

Signed-off-by: Keith Cirkel <keithamus@users.noreply.github.com>
Signed-off-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com>
Co-authored-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com>
Co-authored-by: Kjeld Schouten-Lebbing <kjeld@schouten-lebbing.nl>

charts/stable/uptime-kuma/Chart.yaml

@@ -21,7 +21,7 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/uptime-kuma
   - https://github.com/louislam/uptime-kuma
 type: application
-version: 3.0.49
+version: 3.1.0
 annotations:
   truecharts.org/catagories: |
     - monitoring

charts/stable/uptime-kuma/questions.yaml

@@ -114,6 +114,7 @@ questions:
             default: 568
 # Include{podSecurityContextAdvanced}
 # Include{resources}
+# Include{metrics}
 # Include{advanced}
 # Include{addons}
 # Include{codeserver}

charts/stable/uptime-kuma/templates/servicemonitor.yaml

@@ -0,0 +1,26 @@
+{{- if hasKey .Values "metrics" }}
+{{- if .Values.metrics.enabled }}
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  name: {{ include "tc.common.names.fullname" . }}
+  labels:
+    {{- include "tc.common.labels" . | nindent 4 }}
+    {{- with .Values.metrics.serviceMonitor.labels }}
+    {{- toYaml . | nindent 4 }}
+    {{- end }}
+spec:
+  selector:
+    matchLabels:
+      {{- include "tc.common.labels.selectorLabels" . | nindent 6 }}
+  endpoints:
+    - port: metrics
+      {{- with .Values.metrics.serviceMonitor.interval }}
+      interval: {{ . }}
+      {{- end }}
+      {{- with .Values.metrics.serviceMonitor.scrapeTimeout }}
+      scrapeTimeout: {{ . }}
+      {{- end }}
+      path: /metrics
+{{- end }}
+{{- end }}

charts/stable/uptime-kuma/values.yaml

@@ -27,3 +27,12 @@ persistence:
 
 portal:
   enabled: true
+
+metrics:
+  # -- Enable and configure a Prometheus serviceMonitor for the chart under this key.
+  # @default -- See values.yaml
+  enabled: false
+  serviceMonitor:
+    interval: 1m
+    scrapeTimeout: 30s
+    labels: {}