Enable supplementary environment variables. (#69)

Co-authored-by: Tim Campbell <timetinytim@gmail.com>

templates/deployment-sidekiq.yaml

@@ -100,6 +100,10 @@ spec:
                 name: {{ include "mastodon.fullname" $context }}-env
             - secretRef:
                 name: {{ template "mastodon.secretName" $context }}
+            {{- if $context.Values.mastodon.extraEnvFrom }}
+            - configMapRef:
+                name: {{ $context.Values.mastodon.extraEnvFrom }}
+            {{- end}}
           env:
             - name: "DB_PASS"
               valueFrom:

templates/deployment-streaming.yaml

@@ -51,6 +51,10 @@ spec:
           envFrom:
             - configMapRef:
                 name: {{ include "mastodon.fullname" . }}-env
+            {{- if .Values.mastodon.extraEnvFrom }}
+            - configMapRef:
+                name: {{ .Values.mastodon.extraEnvFrom }}
+            {{- end}}
           env:
             - name: "DB_PASS"
               valueFrom:

templates/deployment-web.yaml

@@ -77,6 +77,10 @@ spec:
                 name: {{ include "mastodon.fullname" . }}-env
             - secretRef:
                 name: {{ template "mastodon.secretName" . }}
+            {{- if .Values.mastodon.extraEnvFrom }}
+            - configMapRef:
+                name: {{ .Values.mastodon.extraEnvFrom }}
+            {{- end}}
           env:
             - name: "DB_PASS"
               valueFrom:

values.yaml

@@ -274,8 +274,15 @@ mastodon:
   # Sets the PREPARED_STATEMENTS environment variable: https://docs.joinmastodon.org/admin/config/#prepared_statements
   preparedStatements: true
 
-  # Additional env vars defined in all pods
+
+  # Specify extra environment variables to be added to all Mastodon pods.
+  # These can be used for configuration not included in this chart (including configuration for Mastodon varietals.)
   extraEnvVars: {}
+  
+  # Alternatively specify extra environment variables stored in a ConfigMap.
+  # The specified ConfigMap should contain the additional environment variables in key-value format.
+  # extraEnvFrom: <config-map-name>
+
 
 ingress:
   enabled: true