Support proper Websocket host and port settings in root API endpoint (#1715)

* Support proper Websocket host and port settings in root API endpoint

* Documentation change

docs/server/source/production-deployment-template/node-config-map-and-secrets.rst

@@ -123,6 +123,14 @@ receive requests from NGINX instance.
 It is set to ``80`` by default.
 
 
+vars.bigchaindb-wsserver-advertised-scheme
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+The ``bigchaindb-wsserver-advertised-scheme`` is the protocol used to access
+the WebSocket API in BigchainDB. This can be set to ``wss`` or ``ws``.
+It is set to ``wss`` by default.
+
+
 vars.bigchaindb-api-port, vars.bigchaindb-ws-port and Similar
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 

k8s/bigchaindb/bigchaindb-dep.yaml

@@ -49,11 +49,26 @@ spec:
             configMapKeyRef:
               name: vars
               key: bigchaindb-ws-interface
+        - name: BIGCHAINDB_WSSERVER_ADVERTISED_HOST
+          valueFrom:
+            configMapKeyRef:
+              name: vars
+              key: cluster-fqdn
         - name: BIGCHAINDB_WSSERVER_PORT
           valueFrom:
             configMapKeyRef:
               name: vars
               key: bigchaindb-ws-port
+        - name: BIGCHAINDB_WSSERVER_ADVERTISED_PORT
+          valueFrom:
+            configMapKeyRef:
+              name: vars
+              key: cluster-frontend-port
+        - name: BIGCHAINDB_WSSERVER_ADVERTISED_SCHEME
+          valueFrom:
+            configMapKeyRef:
+              name: vars
+              key: bigchaindb-wsserver-advertised-scheme
         - name: BIGCHAINDB_KEYPAIR_PUBLIC
           valueFrom:
             configMapKeyRef:

k8s/configuration/config-map.yaml

@@ -95,6 +95,10 @@ data:
   # the MongoDB backend.
   bigchaindb-database-name: "bigchain"
 
+  # bigchaindb-wsserver-advertised-scheme is the protocol used to access the
+  # WebSocket API in BigchainDB; can be 'ws' or 'wss' (default).
+  bigchaindb-wsserver-advertised-scheme: "wss"
+
 ---
 apiVersion: v1
 kind: ConfigMap
@@ -128,4 +132,4 @@ data:
   bigchaindb-database-connection-timeout: "5000"
 
   # bigchaindb-log-level is the log level used to log to the console.
-  bigchaindb-log-level: "debug"
+  bigchaindb-log-level: "debug"