update for multi pubsub (#751)

Co-authored-by: LM <lemai>
Co-authored-by: Charlie Stanley <charlie.stanley@microsoft.com>

howto/consume-topic/README.md

@@ -19,7 +19,7 @@ For this guide, we'll use Redis Streams, which is also installed by default on a
 apiVersion: dapr.io/v1alpha1
 kind: Component
 metadata:
-  name: messagebus
+  name: pubsub
   namespace: default
 spec:
   type: pubsub.redis
@@ -50,6 +50,7 @@ const port = 3000
 <b>app.get('/dapr/subscribe', (req, res) => {
     res.json([
         {
+            pubsubname: "pubsub",
             topic: "newOrder",
             route: "orders",
             pubsubName: "messagebus"
@@ -76,6 +77,7 @@ To consume messages from a topic, start a web server in the programming language
 app.get('/dapr/subscribe', (req, res) => {
     res.json([
         {
+            pubsubname: "pubsub",
             topic: "onCreated",
             route: "custom/path",
             pubsubName: "messagebus"

howto/pubsub-namespaces/README.md

@@ -35,7 +35,7 @@ Now, configure `deploy/redis.yaml`, paying attention to the hostname containing
 apiVersion: dapr.io/v1alpha1
 kind: Component
 metadata:
-  name: messagebus
+  name: pubsub
   namespace: default
 spec:
   type: pubsub.redis

howto/pubsub-scopes/README.md

@@ -29,7 +29,7 @@ Here is an example of three applications and three topics:
 apiVersion: dapr.io/v1alpha1
 kind: Component
 metadata:
-  name: messagebus
+  name: pubsub
   namespace: default
 spec:
   type: pubsub.redis
@@ -73,7 +73,7 @@ Here is an example of three allowed topics:
 apiVersion: dapr.io/v1alpha1
 kind: Component
 metadata:
-  name: messagebus
+  name: pubsub
   namespace: default
 spec:
   type: pubsub.redis
@@ -97,7 +97,7 @@ Here is an example of three applications and two topics:
 apiVersion: dapr.io/v1alpha1
 kind: Component
 metadata:
-  name: messagebus
+  name: pubsub
   namespace: default
 spec:
   type: pubsub.redis
@@ -129,3 +129,5 @@ The table below shows which application is allowed to subscribe to the topics:
 | B            |      |      |   X  |
 
 No other topics can be used, only A and B.
+
+Pub/sub scopes are per pub/sub.  You may have pub/sub component named `pubsub` that has one set of scopes, and another `pubsub2` with a different set.  The name is the `metadata.name` field in the yaml.