Added docker-registry azure storage support (#7869)

* Adds the ability to define 'azure' as storage

secrets configurations in values.yml:
 * accountName
 * accountKey
 * container

which translates to secret keys:

 azureAccountName
 azureAccountKey
 azureContainer

Signed-off-by: Christian Nadeau <cnadeau@macadamian.com>

stable/docker-registry/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 description: A Helm chart for Docker Registry
 name: docker-registry
-version: 1.5.3
+version: 1.6.0
 appVersion: 2.6.2
 home: https://hub.docker.com/_/registry/
 icon: https://hub.docker.com/public/images/logos/mini-logo.svg

stable/docker-registry/templates/deployment.yaml

@@ -86,6 +86,22 @@ spec:
 {{- if eq .Values.storage "filesystem" }}
             - name: REGISTRY_STORAGE_FILESYSTEM_ROOTDIRECTORY
               value: "/var/lib/registry"
+{{- else if eq .Values.storage "azure" }}
+            - name: REGISTRY_STORAGE_AZURE_ACCOUNTNAME
+              valueFrom:
+                secretKeyRef:
+                  name: {{ template "docker-registry.fullname" . }}-secret
+                  key: azureAccountName
+            - name: REGISTRY_STORAGE_AZURE_ACCOUNTKEY
+              valueFrom:
+                secretKeyRef:
+                  name: {{ template "docker-registry.fullname" . }}-secret
+                  key: azureAccountKey
+            - name: REGISTRY_STORAGE_AZURE_CONTAINER
+              valueFrom:
+                secretKeyRef:
+                  name: {{ template "docker-registry.fullname" . }}-secret
+                  key: azureContainer
 {{- else if eq .Values.storage "s3" }}
             {{- if and .Values.secrets.s3.secretKey .Values.secrets.s3.accessKey }}
             - name: REGISTRY_STORAGE_S3_ACCESSKEY

stable/docker-registry/templates/secret.yaml

@@ -17,7 +17,14 @@ data:
   {{- else }}
   haSharedSecret: {{ randAlphaNum 16 | b64enc | quote }}
   {{- end }}
-  {{- if eq .Values.storage "s3" }}
+  
+  {{- if eq .Values.storage "azure" }}
+    {{- if and .Values.secrets.azure.accountName .Values.secrets.azure.accountKey .Values.secrets.azure.container }}
+  azureAccountName: {{ .Values.secrets.azure.accountName | b64enc | quote }}
+  azureAccountKey: {{ .Values.secrets.azure.accountKey | b64enc | quote }}
+  azureContainer: {{ .Values.secrets.azure.container | b64enc | quote }}
+    {{- end }}
+  {{- else if eq .Values.storage "s3" }}
     {{- if and .Values.secrets.s3.secretKey .Values.secrets.s3.accessKey }}
   s3AccessKey: {{ .Values.secrets.s3.accessKey | b64enc | quote }}
   s3SecretKey: {{ .Values.secrets.s3.secretKey | b64enc | quote }}

stable/docker-registry/values.yaml

@@ -64,6 +64,11 @@ storage: filesystem
 secrets:
   haSharedSecret: ""
   htpasswd: ""
+# Secrets for Azure
+#   azure:
+#     accountName: ""
+#     accountKey: ""
+#     container: ""
 # Secrets for S3 access and secret keys
 #   s3:
 #     accessKey: ""