[Enhancement] support use map to define feEnvVars/beEnvVars to do merge on multiple values files

helm-charts/charts/kube-starrocks/charts/starrocks/templates/starrockscluster.yaml

@@ -94,9 +94,21 @@ spec:
             key: password
       {{- end }}
       {{- if .Values.starrocksFESpec.feEnvVars }}
+      {{- /* if it is a map, we use range to iterate to merge environment variables */}}
+      {{- if eq (kindOf .Values.starrocksFESpec.feEnvVars) "map" }}
+      {{- range $key, $value := .Values.starrocksFESpec.feEnvVars }}
+      - name: {{ $key }}
+        {{- if eq (kindOf $value) "string" }}
+        value: {{ $value | quote }}
+        {{- else }}
+        {{- toYaml $value | nindent 8 }}
+        {{- end }}
+      {{- end }}
+      {{- else }}
+      {{- /* the default kind is slice, we keep backward compatibility */}}
       {{- toYaml .Values.starrocksFESpec.feEnvVars | nindent 6 }}
       {{- end }}
-
+      {{- end }}
 {{- if .Values.starrocksFESpec.affinity }}
     affinity:
 {{ toYaml .Values.starrocksFESpec.affinity | indent 6 }}
@@ -239,9 +251,21 @@ spec:
             key: password
       {{- end }}
       {{- if .Values.starrocksBeSpec.beEnvVars }}
+      {{- /* if it is a map, we use range to iterate to merge environment variables */}}
+      {{- if eq (kindOf .Values.starrocksBeSpec.beEnvVars) "map" }}
+      {{- range $key, $value := .Values.starrocksBeSpec.beEnvVars }}
+      - name: {{ $key }}
+        {{- if eq (kindOf $value) "string" }}
+        value: {{ $value | quote }}
+        {{- else }}
+        {{- toYaml $value | nindent 8 }}
+        {{- end }}
+      {{- end }}
+      {{- else }}
+      {{- /* the default kind is slice, we keep backward compatibility */}}
       {{- toYaml .Values.starrocksBeSpec.beEnvVars | nindent 6 }}
       {{- end }}
-
+      {{- end }}
 {{- if .Values.starrocksBeSpec.affinity }}
     affinity:
 {{ toYaml .Values.starrocksBeSpec.affinity | indent 6 }}
@@ -340,8 +364,22 @@ spec:
             key: password
       {{- end }}
       {{- if .Values.starrocksCnSpec.cnEnvVars }}
+      {{- /* if it is a map, we use range to iterate to merge environment variables */}}
+      {{- if eq (kindOf .Values.starrocksCnSpec.cnEnvVars) "map" }}
+      {{- range $key, $value := .Values.starrocksCnSpec.cnEnvVars }}
+      - name: {{ $key }}
+        {{- if eq (kindOf $value) "string" }}
+        value: {{ $value | quote }}
+        {{- else }}
+        {{- toYaml $value | nindent 8 }}
+        {{- end }}
+      {{- end }}
+      {{- else }}
+      {{- /* the default kind is slice, we keep backward compatibility */}}
       {{- toYaml .Values.starrocksCnSpec.cnEnvVars | nindent 6 }}
       {{- end }}
+      {{- end }}
+
 {{- if .Values.starrocksCnSpec.affinity }}
     affinity:
 {{ toYaml .Values.starrocksCnSpec.affinity | indent 6 }}

helm-charts/charts/kube-starrocks/charts/starrocks/values.yaml

@@ -104,11 +104,13 @@ starrocksFESpec:
     #   - "example.com"
   # schedulerName allows you to specify which scheduler will be used for your pods.
   schedulerName: ""
-  # Additional fe container environment variables
-  # You specify this manually like you would a raw deployment manifest.
-  # This means you can bind in environment variables from secrets.
-  # Ref: https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/
+  # Additional fe container environment variables.
+  # See https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/ for how to define environment variables.
+  # Note: If you use slice to define environment variables, and if there are multiple values files, the values in the last values file will take effect.
+  #       If you use map to define environment variables, and if there are multiple values files, the values in the last values file will be merged.
+  #       You can only use one of slice and map to define environment variables.
   feEnvVars: []
+    # define environment variables by slice.
     # e.g. static environment variable:
     # - name: DEMO_GREETING
     #   value: "Hello from the environment"
@@ -262,11 +264,13 @@ starrocksCnSpec:
     #   - "example.com"
   # schedulerName allows you to specify which scheduler will be used for the pod
   schedulerName: ""
-  # Additional cn container environment variables
-  # You specify this manually like you would a raw deployment manifest.
-  # This means you can bind in environment variables from secrets.
-  # Ref: https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/
+  # Additional cn container environment variables.
+  # See https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/ for how to define environment variables.
+  # Note: If you use slice to define environment variables, and if there are multiple values files, the values in the last values file will take effect.
+  #       If you use map to define environment variables, and if there are multiple values files, the values in the last values file will be merged.
+  #       You can only use one of slice and map to define environment variables.
   cnEnvVars: []
+    # define environment variables by slice.
     # e.g. static environment variable:
     # - name: DEMO_GREETING
     #   value: "Hello from the environment"
@@ -435,12 +439,13 @@ starrocksBeSpec:
     #   - "example.com"
   # schedulerName allows you to specify which scheduler will be used for the pod
   schedulerName: ""
-
-  # Additional be container environment variables
-  # You specify this manually like you would a raw deployment manifest.
-  # This means you can bind in environment variables from secrets.
-  # Ref: https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/
+  # Additional be container environment variables.
+  # See https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/ for how to define environment variables.
+  # Note: If you use slice to define environment variables, and if there are multiple values files, the values in the last values file will take effect.
+  #       If you use map to define environment variables, and if there are multiple values files, the values in the last values file will be merged.
+  #       You can only use one of slice and map to define environment variables.
   beEnvVars: []
+    # define environment variables by slice.
     # e.g. static environment variable:
     # - name: DEMO_GREETING
     #   value: "Hello from the environment"

helm-charts/charts/kube-starrocks/values.yaml

@@ -184,11 +184,13 @@ starrocks:
       #   - "example.com"
     # schedulerName allows you to specify which scheduler will be used for your pods.
     schedulerName: ""
-    # Additional fe container environment variables
-    # You specify this manually like you would a raw deployment manifest.
-    # This means you can bind in environment variables from secrets.
-    # Ref: https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/
+    # Additional fe container environment variables.
+    # See https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/ for how to define environment variables.
+    # Note: If you use slice to define environment variables, and if there are multiple values files, the values in the last values file will take effect.
+    #       If you use map to define environment variables, and if there are multiple values files, the values in the last values file will be merged.
+    #       You can only use one of slice and map to define environment variables.
     feEnvVars: []
+      # define environment variables by slice.
       # e.g. static environment variable:
       # - name: DEMO_GREETING
       #   value: "Hello from the environment"
@@ -342,11 +344,13 @@ starrocks:
       #   - "example.com"
     # schedulerName allows you to specify which scheduler will be used for the pod
     schedulerName: ""
-    # Additional cn container environment variables
-    # You specify this manually like you would a raw deployment manifest.
-    # This means you can bind in environment variables from secrets.
-    # Ref: https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/
+    # Additional cn container environment variables.
+    # See https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/ for how to define environment variables.
+    # Note: If you use slice to define environment variables, and if there are multiple values files, the values in the last values file will take effect.
+    #       If you use map to define environment variables, and if there are multiple values files, the values in the last values file will be merged.
+    #       You can only use one of slice and map to define environment variables.
     cnEnvVars: []
+      # define environment variables by slice.
       # e.g. static environment variable:
       # - name: DEMO_GREETING
       #   value: "Hello from the environment"
@@ -515,12 +519,13 @@ starrocks:
       #   - "example.com"
     # schedulerName allows you to specify which scheduler will be used for the pod
     schedulerName: ""
-
-    # Additional be container environment variables
-    # You specify this manually like you would a raw deployment manifest.
-    # This means you can bind in environment variables from secrets.
-    # Ref: https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/
+    # Additional be container environment variables.
+    # See https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/ for how to define environment variables.
+    # Note: If you use slice to define environment variables, and if there are multiple values files, the values in the last values file will take effect.
+    #       If you use map to define environment variables, and if there are multiple values files, the values in the last values file will be merged.
+    #       You can only use one of slice and map to define environment variables.
     beEnvVars: []
+      # define environment variables by slice.
       # e.g. static environment variable:
       # - name: DEMO_GREETING
       #   value: "Hello from the environment"