[alertmanager] Variable to add extra k8s Objects

Signed-off-by: rakesh-von <[email protected]>

Author: rakesh-von

charts/alertmanager/Chart.yaml

@@ -6,7 +6,7 @@ icon: https://raw.githubusercontent.com/prometheus/prometheus.github.io/master/a
 sources:
   - https://github.com/prometheus/alertmanager
 type: application
-version: 1.17.2
+version: 1.18.2
 # renovate: github-releases=prometheus/alertmanager
 appVersion: v0.28.1
 kubeVersion: ">=1.19.0-0"

charts/alertmanager/templates/extra-objects.yaml

@@ -0,0 +1,4 @@
+{{ range .Values.extraObjects }}
+---
+{{ tpl (ternary . (toYaml .) (typeIs "string" .)) $ }}
+{{ end }}

charts/alertmanager/values.schema.json

@@ -946,6 +946,10 @@
         "extraPodConfigs": {
             "description": "Object to allow users to add additional Pod configuration like dnsPolicy or hostNetwork",
             "type": "object"
+        },
+        "extraObjects": {
+            "description": "Object to allow users to add additional k8s objects like an extra service or targetgroupbinding",
+            "type": "object"
         }
     }
 }

charts/alertmanager/values.yaml

@@ -346,6 +346,17 @@ configmapReload:
   extraEnv: []
     # - name: FOO
     #   value: BAR
+  
+  # -- Add extra specs dynamically to this chart
+  extraObjects: []
+    # - |
+    #   apiVersion: v1
+    #   kind: ConfigMap
+    #   metadata:
+    #     name: my-config
+    #     namespace: default
+    #   data:
+    #     key: value
 
   securityContext: {}
     # capabilities: