Add missing config params supported by Prisma docker image (#21807)

Prisma server docker image supports 3 additional parameters
which are not possible to set through Helm chart:
* database name
* SSL enabled flag
* max open DB connections

Signed-off-by: Peter Belko <peter.belko@gmail.com>

stable/prisma/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v1
 name: prisma
-version: 1.2.1
+version: 1.2.2
 appVersion: 1.29.1
 kubeVersion: "^1.8.0-0"
 description: Prisma turns your database into a realtime GraphQL API

stable/prisma/README.md

@@ -50,9 +50,12 @@ Parameter                        | Description
 `database.connector`             | Database connector                           | `postgres`
 `database.host`                  | Host for the database endpoint               | `""`
 `database.port`                  | Port for the database endpoint               | `""`
+`database.name`                  | Database name for Prisma objects             | `prisma`
 `database.user`                  | Database user                                | `prisma`
 `database.password`              | Database password                            | `""`
 `database.migrations`            | Enable database migrations                   | `true`
+`database.ssl`                   | Enable SSL for DB connections                | `false`
+`database.connectionLimit`       | The maximum number of database connections   | `2`
 `auth.enabled`                   | Enable Prisma Management API authentication  | `false`
 `auth.secret`                    | Secret to use for authentication             | `nil`
 `service.type`                   | Type of Service                              | `ClusterIP`

stable/prisma/templates/configmap.yaml

@@ -21,3 +21,6 @@ data:
         user: $PRISMA_DB_USER
         password: $PRISMA_DB_PASSWORD
         migrations: $PRISMA_DB_MIGRATIONS
+        database: $PRISMA_DB_NAME
+        ssl: $PRISMA_DB_SSL
+        connectionLimit: $PRISMA_DB_CONNECTIONLIMIT

stable/prisma/templates/deployment.yaml

@@ -63,6 +63,12 @@ spec:
                   key: {{ template "prisma.databaseSecret.key" . }}
             - name: PRISMA_DB_MIGRATIONS
               value: {{ .Values.database.migrations | quote }}
+            - name: PRISMA_DB_NAME
+              value: {{ .Values.database.name | quote }}
+            - name: PRISMA_DB_SSL
+              value: {{ .Values.database.ssl | quote }}
+            - name: PRISMA_DB_CONNECTIONLIMIT
+              value: {{ .Values.database.connectionLimit | quote }}
           resources:
 {{ toYaml .Values.resources | indent 12 }}
     {{- with .Values.nodeSelector }}

stable/prisma/values.yaml

@@ -35,6 +35,18 @@ database:
   host: ""
   port: ""
 
+  ## Database name where model will be created
+  ##
+  name: prisma
+
+  ## Enable SSL
+  ##
+  ssl: false
+
+  ## The maximum number of database connections (must be at least 2).
+  ##
+  connectionLimit: 2
+
   ## Database credentials
   ##
   user: prisma