Add consul discoverable architecture

README.md

@@ -13,6 +13,9 @@ See [https://docs.docker.com/compose/](https://docs.docker.com/compose/).
 
 # templates
 
+## consul-discovery
+Using consul to make a service-discoverable architecture.
+
 ## mongo_cluster
 Start 3 mongo instance to make a replica set.
 

consul-discovery/docker-compose.yml

@@ -0,0 +1,45 @@
+# This compose file will boot a typical scalable lb-backend  topology.
+# Registrator will listen on local docker socks to maintain all published containers. The information will be written to consulserver
+# consul-template will listen on consulserver and update local lb configuration.
+# http://yeasy.github.com
+
+
+#backend web application, scale this with docker-compose scale web=3
+web:
+  image: yeasy/simple-web:latest
+  environment:
+    SERVICE_80_NAME: http
+    SERVICE_NAME: web
+    SERVICE_TAGS: backend
+  ports:
+  - "80"
+
+#load balancer will automatically update the config using consul-template
+lb:
+  image: yeasy/nginx-consul-template:latest
+  hostname: lb
+  links:
+  - consulserver:consul
+  ports:
+  - "80:80"
+
+consulserver:
+  image: gliderlabs/consul-server:latest
+  hostname: consulserver
+  ports:
+  - "8300"
+  - "8400"
+  - "8500:8500"
+  - "53"
+  command: -data-dir /tmp/consul -bootstrap -client 0.0.0.0
+
+# listen on local docker sock to register the container with public ports to the consul service
+registrator:
+  image: gliderlabs/registrator:master
+  hostname: registrator
+  links:
+  - consulserver:consul
+  volumes:
+  - "/var/run/docker.sock:/tmp/docker.sock"
+  command: -internal consul://consul:8500
+  #command: consul://consul:8500