add control of environment variables to the helm chart

Author: gilesknap

Charts/fastcs/extra.values.yaml

@@ -13,3 +13,11 @@ extraContainers:
       - command
       - arg1
       - arg2
+
+globalEnv:
+  - name: example
+    value: example
+
+iocEnv:
+  - name: example
+    value: example

Charts/fastcs/templates/statefulset.yaml

@@ -78,6 +78,17 @@ spec:
         - name: {{ .name }}
           image: {{ .image }}
           imagePullPolicy: {{ $.Values.image.pullPolicy }}
+          env:
+            - name: IPYTHONDIR
+              value: /tmp/.ipython
+            - name: TERM
+              value: xterm-256color
+            {{- with  $.Values.globalEnv }}
+            {{-  toYaml . | nindent 12}}
+            {{- end }}
+            {{-  with $.Values.iocEnv }}
+            {{-  toYaml . | nindent 12}}
+            {{- end }}
           {{- with $.Values.securityContext }}
           securityContext:
             {{- toYaml . | nindent 12 }}

Charts/fastcs/values.schema.json

@@ -73,6 +73,21 @@
             "type": "object",
             "additionalProperties": true
         },
+        "globalEnv": {
+            "description": "Add environment to all IOCs",
+            "type": "array",
+            "items": {
+                "type": "object",
+                "properties": {
+                    "name": {
+                        "type": "string"
+                    },
+                    "value": {
+                        "type": "string"
+                    }
+                }
+            }
+        },
         "hostNetwork": {
             "description": "enable host networking for the pod",
             "type": "boolean"
@@ -103,6 +118,21 @@
             "description": "path to the location of config folder (defaults to be the same as C++ IOCs)",
             "type": "string"
         },
+        "iocEnv": {
+            "description": "Add environment to individual IOCs",
+            "type": "array",
+            "items": {
+                "type": "object",
+                "properties": {
+                    "name": {
+                        "type": "string"
+                    },
+                    "value": {
+                        "type": "string"
+                    }
+                }
+            }
+        },
         "livenessProbe": {
             "$ref": "https://raw.githubusercontent.com/yannh/kubernetes-json-schema/master/v1.33.3/container.json#/properties/livenessProbe",
             "type": "object"

Charts/fastcs/values.yaml

@@ -12,6 +12,12 @@
 # @schema additionalProperties: true
 global: {}
 
+# @schema description: Add environment to all IOCs
+globalEnv: []
+
+# @schema description: Add environment to individual IOCs
+iocEnv: []
+
 # @schema description: container image URI
 image:
   repository: ""