Ability for custom dnsConfig to prometheus (prometheus-community#643)

Signed-off-by: Stavros Foteinopoulos <[email protected]>

charts/prometheus/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v2
 name: prometheus
-version: 13.2.1
+version: 13.3.0
 appVersion: 2.24.0
 description: Prometheus is a monitoring system and time series database.
 home: https://prometheus.io/

charts/prometheus/templates/alertmanager/deploy.yaml

@@ -112,6 +112,10 @@ spec:
     {{- if .Values.alertmanager.nodeSelector }}
       nodeSelector:
 {{ toYaml .Values.alertmanager.nodeSelector | indent 8 }}
+    {{- end }}
+    {{- with .Values.alertmanager.dnsConfig }}
+      dnsConfig:
+{{ toYaml . | indent 8 }}
     {{- end }}
     {{- if .Values.alertmanager.securityContext }}
       securityContext:

charts/prometheus/templates/node-exporter/daemonset.yaml

@@ -107,6 +107,10 @@ spec:
     {{- if .Values.nodeExporter.nodeSelector }}
       nodeSelector:
 {{ toYaml .Values.nodeExporter.nodeSelector | indent 8 }}
+    {{- end }}
+    {{- with .Values.nodeExporter.dnsConfig }}
+      dnsConfig:
+{{ toYaml . | indent 8 }}
     {{- end }}
     {{- if .Values.nodeExporter.securityContext }}
       securityContext:

charts/prometheus/templates/pushgateway/deploy.yaml

@@ -88,6 +88,10 @@ spec:
     {{- if .Values.pushgateway.nodeSelector }}
       nodeSelector:
 {{ toYaml .Values.pushgateway.nodeSelector | indent 8 }}
+    {{- end }}
+    {{- with .Values.pushgateway.dnsConfig }}
+      dnsConfig:
+{{ toYaml . | indent 8 }}
     {{- end }}
     {{- if .Values.pushgateway.securityContext }}
       securityContext:

charts/prometheus/templates/server/deploy.yaml

@@ -163,6 +163,10 @@ spec:
     {{- if .Values.server.hostAliases }}
       hostAliases:
 {{ toYaml .Values.server.hostAliases | indent 8 }}
+    {{- end }}
+    {{- if .Values.server.dnsConfig }}
+      dnsConfig:
+{{ toYaml .Values.server.dnsConfig | indent 8 }}
     {{- end }}
     {{- if .Values.server.securityContext }}
       securityContext:

charts/prometheus/values.yaml

@@ -297,6 +297,18 @@ alertmanager:
     #   cpu: 10m
     #   memory: 32Mi
 
+  # Custom DNS configuration to be added to alertmanager pods
+  dnsConfig: {}
+    # nameservers:
+    #   - 1.2.3.4
+    # searches:
+    #   - ns1.svc.cluster-domain.example
+    #   - my.dns.search.suffix
+    # options:
+    #   - name: ndots
+    #     value: "2"
+  #   - name: edns0
+
   ## Security context to be added to alertmanager pods
   ##
   securityContext:
@@ -528,6 +540,18 @@ nodeExporter:
     #   cpu: 100m
     #   memory: 30Mi
 
+  # Custom DNS configuration to be added to node-exporter pods
+  dnsConfig: {}
+    # nameservers:
+    #   - 1.2.3.4
+    # searches:
+    #   - ns1.svc.cluster-domain.example
+    #   - my.dns.search.suffix
+    # options:
+    #   - name: ndots
+    #     value: "2"
+  #   - name: edns0
+
   ## Security context to be added to node-exporter pods
   ##
   securityContext:
@@ -931,6 +955,17 @@ server:
     # containerPolicies:
     # - containerName: 'prometheus-server'
 
+  # Custom DNS configuration to be added to prometheus server pods
+  dnsConfig: {}
+    # nameservers:
+    #   - 1.2.3.4
+    # searches:
+    #   - ns1.svc.cluster-domain.example
+    #   - my.dns.search.suffix
+    # options:
+    #   - name: ndots
+    #     value: "2"
+  #   - name: edns0
   ## Security context to be added to server pods
   ##
   securityContext:
@@ -1103,6 +1138,18 @@ pushgateway:
     #   cpu: 10m
     #   memory: 32Mi
 
+  # Custom DNS configuration to be added to push-gateway pods
+  dnsConfig: {}
+    # nameservers:
+    #   - 1.2.3.4
+    # searches:
+    #   - ns1.svc.cluster-domain.example
+    #   - my.dns.search.suffix
+    # options:
+    #   - name: ndots
+    #     value: "2"
+  #   - name: edns0
+
   ## Security context to be added to push-gateway pods
   ##
   securityContext: