wallyqs · December 13, 2017 05:24 · Aug 13, 2015 · Jun 27, 2015 · Jun 27, 2015 · Jun 23, 2015
diff --git a/docker-gnatsd-cluster.org b/docker-gnatsd-cluster.org
@@ -147,7 +147,7 @@ cluster {
 Then start server B:
 
 #+BEGIN_SRC sh 
-docker run -it -p 0.0.0.0:4222:4222 -p 0.0.0.0:7244:7244 --rm -v $(pwd)/conf/gnatsd-A.conf:/tmp/cluster.conf apcera/gnatsd -c /tmp/cluster.conf -p 4222 -D -V
+docker run -it -p 0.0.0.0:4222:4222 -p 0.0.0.0:7244:7244 --rm -v $(pwd)/conf/gnatsd-B.conf:/tmp/cluster.conf apcera/gnatsd -c /tmp/cluster.conf -p 4222 -D -V
 #+END_SRC
 
 Finally, we create another Node C.  We now know the routes of A and B

diff --git a/docker-gnatsd-cluster.org b/docker-gnatsd-cluster.org
@@ -108,7 +108,6 @@ In this scenario:
 First, we create the Node A and start up a gnatsd server with the following config:
 
 #+BEGIN_SRC conf :tangle conf/gnatsd-A.conf
-# Copyright 2012-2015 Apcera Inc. All rights reserved.
 
 # Cluster Server A
 

diff --git a/docker-gnatsd-cluster.org b/docker-gnatsd-cluster.org
@@ -24,7 +24,6 @@ Each one of those files have the following content below:
 **** gnatsd-A
 
 #+BEGIN_SRC conf :tangle conf/gnatsd-A.conf
-# Copyright 2012-2015 Apcera Inc. All rights reserved.
 
 # Cluster Server A
 
@@ -44,7 +43,6 @@ cluster {
 **** gnatsd-B
 
 #+BEGIN_SRC conf :tangle conf/gnatsd-B.conf
-# Copyright 2012-2015 Apcera Inc. All rights reserved.
 
 # Cluster Server B
 
@@ -64,7 +62,6 @@ cluster {
 **** gnatsd-C
 
 #+BEGIN_SRC conf :tangle conf/gnatsd-C.conf
-# Copyright 2012-2015 Apcera Inc. All rights reserved.
 
 # Cluster Server C
 
@@ -133,7 +130,6 @@ Then we proceed to create the next node.  We realize that the first node has ip:
 to the =routes= configuration as follows:
 
 #+BEGIN_SRC conf :tangle conf/gnatsd-B.conf
-# Copyright 2012-2015 Apcera Inc. All rights reserved.
 
 # Cluster Server B
 
@@ -159,7 +155,6 @@ Finally, we create another Node C.  We now know the routes of A and B
 so we can add it to its configuration:
 
 #+BEGIN_SRC conf :tangle conf/gnatsd-C.conf
-# Copyright 2012-2015 Apcera Inc. All rights reserved.
 
 # Cluster Server C
 

diff --git a/docker-gnatsd-cluster.org b/docker-gnatsd-cluster.org
@@ -19,6 +19,8 @@ conf
 Each one of those files have the following content below:
 (Here I am using ip =192.168.59.103= as an example, so just replace with the proper ip from your server)
 
+*** Example: Setting up a cluster on 3 different servers provisioned beforehand
+
 **** gnatsd-A
 
 #+BEGIN_SRC conf :tangle conf/gnatsd-A.conf

diff --git a/docker-gnatsd-cluster.org b/docker-gnatsd-cluster.org
@@ -97,3 +97,104 @@ docker run -it -p 0.0.0.0:8222:8222 -p 0.0.0.0:7246:7246 --rm -v $(pwd)/conf/gna
 #+BEGIN_SRC sh
 docker run -it -p 0.0.0.0:9222:9222 -p 0.0.0.0:7248:7248 --rm -v $(pwd)/conf/gnatsd-C.conf:/tmp/cluster.conf apcera/gnatsd -c /tmp/cluster.conf -p 9222 -D -V
 #+END_SRC
+
+*** Example: Setting a gnatsd cluster one by one
+
+In this scenario:
+
+- We bring up A and get its ip (=nats-route://192.168.59.103:7244=)
+- Then create B and then use address of A in its configuration.
+- Get the address of B =nats-route://192.168.59.104:7246= and create C and use the addresses of A and B.
+
+First, we create the Node A and start up a gnatsd server with the following config:
+
+#+BEGIN_SRC conf :tangle conf/gnatsd-A.conf
+# Copyright 2012-2015 Apcera Inc. All rights reserved.
+
+# Cluster Server A
+
+port: 4222
+
+cluster {
+  host: '0.0.0.0'
+  port: 7244
+
+}
+#+END_SRC
+
+#+name: gnatsd-A
+#+BEGIN_SRC sh 
+docker run -it -p 0.0.0.0:4222:4222 -p 0.0.0.0:7244:7244 --rm -v $(pwd)/conf/gnatsd-A.conf:/tmp/cluster.conf apcera/gnatsd -c /tmp/cluster.conf -p 4222 -D -V
+#+END_SRC
+
+Then we proceed to create the next node.  We realize that the first node has ip:port as =192.168.59.103:7244= so we add this 
+to the =routes= configuration as follows:
+
+#+BEGIN_SRC conf :tangle conf/gnatsd-B.conf
+# Copyright 2012-2015 Apcera Inc. All rights reserved.
+
+# Cluster Server B
+
+port: 4222
+
+cluster {
+  host: '0.0.0.0'
+  port: 7244
+
+  routes = [
+    nats-route://192.168.59.103:7244
+  ]
+}
+#+END_SRC
+
+Then start server B:
+
+#+BEGIN_SRC sh 
+docker run -it -p 0.0.0.0:4222:4222 -p 0.0.0.0:7244:7244 --rm -v $(pwd)/conf/gnatsd-A.conf:/tmp/cluster.conf apcera/gnatsd -c /tmp/cluster.conf -p 4222 -D -V
+#+END_SRC
+
+Finally, we create another Node C.  We now know the routes of A and B
+so we can add it to its configuration:
+
+#+BEGIN_SRC conf :tangle conf/gnatsd-C.conf
+# Copyright 2012-2015 Apcera Inc. All rights reserved.
+
+# Cluster Server C
+
+port: 4222
+
+cluster {
+  host: '0.0.0.0'
+  port: 7244
+
+  routes = [
+    nats-route://192.168.59.103:7244
+    nats-route://192.168.59.104:7244
+  ]
+}
+#+END_SRC
+
+Then start it:
+
+#+name: gnatsd-C
+#+BEGIN_SRC sh
+docker run -it -p 0.0.0.0:4222:4222 -p 0.0.0.0:7244:7244 --rm -v $(pwd)/conf/gnatsd-C.conf:/tmp/cluster.conf apcera/gnatsd -c /tmp/cluster.conf -p 9222 -D -V
+#+END_SRC
+
+Now, the following should work:  make a subscription to Node A then publish to Node C.
+You should be able to to receive the message without problems.
+
+#+BEGIN_SRC 
+nats-sub -s "nats://192.168.59.103:7222" hello &
+
+nats-pub -s "nats://192.168.59.105:7222" hello world
+
+[#1] Received on [hello] : 'world'
+
+# GNATSD on Node C logs:
+[1] 2015/06/23 05:20:31.100032 [TRC] 192.168.59.103:7244 - rid:2 - <<- [MSG hello RSID:8:2 5]
+
+# GNATSD on Node A logs:
+[1] 2015/06/23 05:20:31.100600 [TRC] 10.0.2.2:51007 - cid:8 - <<- [MSG hello 2 5]
+#+END_SRC
+
diff --git a/docker-gnatsd-cluster.org b/docker-gnatsd-cluster.org
@@ -81,7 +81,7 @@ cluster {
 
 *** Starting the containers
 
-Then on each one of your servers, yoう should be able to start the gnatsd image as follows:
+Then on each one of your servers, you should be able to start the gnatsd image as follows:
 
 #+name: gnatsd-A
 #+BEGIN_SRC sh 

diff --git a/docker-gnatsd-cluster.org b/docker-gnatsd-cluster.org
@@ -81,7 +81,7 @@ cluster {
 
 *** Starting the containers
 
-Then on each one of your servers, yo should be able to start the gnatsd image as follows:
+Then on each one of your servers, yoう should be able to start the gnatsd image as follows:
 
 #+name: gnatsd-A
 #+BEGIN_SRC sh 

diff --git a/docker-gnatsd-cluster.org b/docker-gnatsd-cluster.org
@@ -0,0 +1,99 @@
+#+title:	Docker GNATSD Cluster example
+#+property:	header-args :mkdirp true
+
+Below is an example of how to setup gnatsd cluster using Docker.
+
+I have put 3 different configurations (one per gnatsd server) under a folder named =conf= as follows:
+
+#+BEGIN_SRC sh :results output code
+tree conf
+#+END_SRC
+
+#+BEGIN_SRC sh
+conf
+|-- gnatsd-A.conf
+|-- gnatsd-B.conf
+`-- gnatsd-C.conf
+#+END_SRC
+
+Each one of those files have the following content below:
+(Here I am using ip =192.168.59.103= as an example, so just replace with the proper ip from your server)
+
+**** gnatsd-A
+
+#+BEGIN_SRC conf :tangle conf/gnatsd-A.conf
+# Copyright 2012-2015 Apcera Inc. All rights reserved.
+
+# Cluster Server A
+
+port: 7222
+
+cluster {
+  host: '0.0.0.0'
+  port: 7244
+
+  routes = [
+    nats-route://192.168.59.103:7246
+    nats-route://192.168.59.103:7248
+  ]
+}
+#+END_SRC
+
+**** gnatsd-B
+
+#+BEGIN_SRC conf :tangle conf/gnatsd-B.conf
+# Copyright 2012-2015 Apcera Inc. All rights reserved.
+
+# Cluster Server B
+
+port: 8222
+
+cluster {
+  host: '0.0.0.0'
+  port: 7246
+
+  routes = [
+    nats-route://192.168.59.103:7244
+    nats-route://192.168.59.103:7248
+  ]
+}
+#+END_SRC
+
+**** gnatsd-C
+
+#+BEGIN_SRC conf :tangle conf/gnatsd-C.conf
+# Copyright 2012-2015 Apcera Inc. All rights reserved.
+
+# Cluster Server C
+
+port: 9222
+
+cluster {
+  host: '0.0.0.0'
+  port: 7248
+
+  routes = [
+    nats-route://192.168.59.103:7244
+    nats-route://192.168.59.103:7246
+  ]
+}
+#+END_SRC
+
+*** Starting the containers
+
+Then on each one of your servers, yo should be able to start the gnatsd image as follows:
+
+#+name: gnatsd-A
+#+BEGIN_SRC sh 
+docker run -it -p 0.0.0.0:7222:7222 -p 0.0.0.0:7244:7244 --rm -v $(pwd)/conf/gnatsd-A.conf:/tmp/cluster.conf apcera/gnatsd -c /tmp/cluster.conf -p 7222 -D -V
+#+END_SRC
+
+#+name: gnatsd-B
+#+BEGIN_SRC sh
+docker run -it -p 0.0.0.0:8222:8222 -p 0.0.0.0:7246:7246 --rm -v $(pwd)/conf/gnatsd-B.conf:/tmp/cluster.conf apcera/gnatsd -c /tmp/cluster.conf -p 8222 -D -V
+#+END_SRC
+
+#+name: gnatsd-C
+#+BEGIN_SRC sh
+docker run -it -p 0.0.0.0:9222:9222 -p 0.0.0.0:7248:7248 --rm -v $(pwd)/conf/gnatsd-C.conf:/tmp/cluster.conf apcera/gnatsd -c /tmp/cluster.conf -p 9222 -D -V
+#+END_SRC