wangchunyang / docker-hack-day-2015

Docker Hack Day #3 at Beijing

Service Discovery Flow

Mircoservice Architecture

repl mircoservice

The microservice repl replicates the official images from docker hub to your enterprise private registry to keep images fetch traffic on local network.

sche mircoservice

The microservice sche will be scheduled to discover repl services registed in global service discovery server. Once the services are found, it will execute them with additional load balance and routing algorithms.

Setup

Install etcd

curl -L  https://github.com/coreos/etcd/releases/download/v2.2.0/etcd-v2.2.0-linux-amd64.tar.gz -o etcd-v2.2.0-linux-amd64.tar.gz
tar xzvf etcd-v2.2.0-linux-amd64.tar.gz

Setup etcd cluster

etcd -name infra0 -initial-advertise-peer-urls http://172.16.1.104:2380 \
 -listen-peer-urls http://172.16.1.104:2380 \
 -listen-client-urls http://0.0.0.0:2379 \
 -advertise-client-urls http://0.0.0.0:2379 \
 -initial-cluster-token etcd-cluster-1 \
 -initial-cluster infra0=http://172.16.1.104:2380,infra1=http://172.16.1.105:2380 \
 -initial-cluster-state new

 etcd -name infra1 -initial-advertise-peer-urls http://172.16.1.105:2380 \
  -listen-peer-urls http://172.16.1.105:2380 \
  -listen-client-urls http://0.0.0.0:2379 \
  -advertise-client-urls http://0.0.0.0:2379 \
  -initial-cluster-token etcd-cluster-1 \
  -initial-cluster infra0=http://172.16.1.104:2380,infra1=http://172.16.1.105:2380 \
  -initial-cluster-state new

Start containers

docker-compose up