$ git clone https://github.com/hypriot/flash.gi://github.com/hypriot/flash.git $ cd flash/Darwin
$ ./flash --hostname cl-leader https://downloads.hypriot.com/hypriotos-rpi-v0.8.0.img.zip
$ for i in {1..4} do; ./flash --hostname cl-follower${i} https://downloads.hypriot.com/hypriotos-rpi-v0.8.0.img.zip; done
$ ssh pirate@cl-leader.local $ sudo su
$ apt-get update $ apt-get install hypriot-cluster-lab=0.2.13-1
$ VERBOSE=true cluster-lab start
DOCKER_HOST=tcp://192.168.200.1:2378 docker info | grep Nodes Nodes: 5
FROM hypriot/rpi-alpine-scratch RUN apk update &&\ apk upgrade &&\ apk add ca-certificates &&\ rm -rf /var/cache/apk/* ADD https://github.com/containous/traefik/releases/download/v1.0.0-beta.771/traefik_linux-arm /traefik RUN chmod +x /traefik EXPOSE 80 8080 ENTRYPOINT ["/traefik"]
FROM scratch ADD http /http ENV PORT 8000 EXPOSE 8000 CMD ["/http"]
$ git clone https://github.com/hypriot/rpi-cluster-lab-demos
$ cd rpi-cluster-lab-demos/traefik $ DOCKER_HOST=tcp://192.168.200.1:2378 docker-compose up -d Creating network "traefik_default" with the default driver Creating traefik_traefik_1 Creating traefik_whoami_1
$ DOCKER_HOST=tcp://192.168.200.1:2378 docker ps | grep 'traefik\|whoami' cba8d9a7d8f7 hypriot/rpi-whoami "/http" About a minute ago Up About a minute 8000/tcp cl-follower1/traefik_whoami_1 7dc2b48a24e2 hypriot/rpi-traefik "/traefik --web --doc" About a minute ago Up About a minute 192.168.200.1:80->80/tcp, 192.168.200.1:8080->8080/tcp cl-leader/traefik_traefik_1
$ for i in {1..5}; do curl -H Host:whoami.docker.localhost http://192.168.200.1; done
I'am f72892c9187c
I'am f72892c9187c
I'am f72892c9187c
I'am f72892c9187c
I'am f72892c9187c
$ DOCKER_HOST=tcp://192.168.200.1:2378 docker-compose scale whoami=5 Creating and starting traefik_whoami_2 ... done Creating and starting traefik_whoami_3 ... done Creating and starting traefik_whoami_4 ... done Creating and starting traefik_whoami_5 ... done
$ for i in {1..5}; do curl -H Host:whoami.docker.localhost http://192.168.200.1; done
I'm 5d829fecbdaa
I'm 5eb115353885
I'm e0313ac24554
I'm 642b5d2c8d09
I'm f72892c9187c
$ DOCKER_HOST=tcp://192.168.200.1:2378 docker-compose logs traefik
...
traefik_1 | time="2016-06-07T06:50:38Z" level=debug msg="Configuration received from provider docker: {\"backends\":{\"backend-whoami\":{\"servers\":{\"server-traefik_whoami_1\":{\"url\":\"http://10.0.0.3:8000\",\"weight\":1},\"server-traefik_whoami_2\":{\"url\":\"http://10.0.0.5:8000\",\"weight\":1},\"server-traefik_whoami_3\":{\"url\":\"http://10.0.0.6:8000\",\"weight\":1},\"server-traefik_whoami_4\":{\"url\":\"http://10.0.0.4:8000\",\"weight\":1},\"server-traefik_whoami_5\":{\"url\":\"http://10.0.0.7:8000\",\"weight\":1 } } } },\"frontends\":{\"frontend-Host-whoami-docker-localhost\":{\"backend\":\"backend-whoami\",\"routes\":{\"route-frontend-Host-whoami-docker-localhost\":{\"rule\":\"Host:whoami.docker.localhost\"}},\"passHostHeader\":true} } }"
traefik_1 | time="2016-06-07T06:50:38Z" level=debug msg="Last docker config received less than 2s, waiting..."
traefik_1 | time="2016-06-07T06:50:40Z" level=debug msg="Waited for docker config, OK"
traefik_1 | time="2016-06-07T06:50:40Z" level=debug msg="Creating frontend frontend-Host-whoami-docker-localhost"
traefik_1 | time="2016-06-07T06:50:40Z" level=debug msg="Wiring frontend frontend-Host-whoami-docker-localhost to entryPoint http"
traefik_1 | time="2016-06-07T06:50:40Z" level=debug msg="Creating route route-frontend-Host-whoami-docker-localhost Host:whoami.docker.localhost"
traefik_1 | time="2016-06-07T06:50:40Z" level=debug msg="Creating backend backend-whoami"
traefik_1 | time="2016-06-07T06:50:40Z" level=debug msg="Creating load-balancer wrr"
traefik_1 | time="2016-06-07T06:50:40Z" level=debug msg="Creating server server-traefik_whoami_4 at http://10.0.0.4:8000 with weight 1"
traefik_1 | time="2016-06-07T06:50:40Z" level=debug msg="Creating server server-traefik_whoami_3 at http://10.0.0.6:8000 with weight 1"
traefik_1 | time="2016-06-07T06:50:40Z" level=debug msg="Creating server server-traefik_whoami_2 at http://10.0.0.5:8000 with weight 1"
traefik_1 | time="2016-06-07T06:50:40Z" level=debug msg="Creating server server-traefik_whoami_1 at http://10.0.0.3:8000 with weight 1"
traefik_1 | time="2016-06-07T06:50:40Z" level=debug msg="Creating server server-traefik_whoami_5 at http://10.0.0.7:8000 with weight 1"
$ DOCKER_HOST=tcp://192.168.200.1:2378 docker-compose down -v
$ cluster-lab stop
命令。
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