[stable/minio] Document azuregatway.replicas, fix template conditional logic that ot… (#11212)

* Document azuregatway.replicas, fix template conditional logic that otherwise fails for 'azuregateway.enabled: true', bump chart version

Signed-off-by: John de Freitas <jgdef@tulip.co>

* update chart version; since original PR, there have been changes to this field

Signed-off-by: John de Freitas <jgdef@tulip.co>

stable/minio/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 description: Minio is a high performance distributed object storage server, designed for large-scale private cloud infrastructure.
 name: minio
-version: 2.4.6
+version: 2.4.7
 appVersion: RELEASE.2019-02-12T21-58-47Z
 keywords:
 - storage

stable/minio/README.md

@@ -148,6 +148,7 @@ The following table lists the configurable parameters of the Minio chart and the
 | `s3gateway.replicas`       | Number of s3 gateway instances to run in parallel | `4` |
 | `s3gateway.serviceEndpoint`| Endpoint to the S3 compatible service | `""` |
 | `azuregateway.enabled`     | Use minio as an [azure gateway](https://docs.minio.io/docs/minio-gateway-for-azure)| `false`  |
+| `azuregateway.replicas`    | Number of azure gateway instances to run in parallel | `4` |
 | `gcsgateway.enabled`       | Use minio as a [Google Cloud Storage gateway](https://docs.minio.io/docs/minio-gateway-for-gcs)| `false` |
 | `gcsgateway.gcsKeyJson`    | credential json file of service account key | `""` |
 | `gcsgateway.projectId`     | Google cloud project id             | `""` |

stable/minio/templates/deployment.yaml

@@ -166,7 +166,7 @@ spec:
 {{ toYaml . | indent 8 }}
 {{- end }}
       volumes:
-        {{- if and (not .Values.gcsgateway.enabled) (not .Values.azuregateway.enabled) (not .Values.s3gateway.enabled) }}
+        {{- if and ((not .Values.gcsgateway.enabled) (not .Values.azuregateway.enabled) (not .Values.s3gateway.enabled)) }}
         - name: export
         {{- if .Values.persistence.enabled }}
           persistentVolumeClaim: