Nomad Demo

Software versions

• VirtualBox: 5.0.26r108824
• Vagrant: 1.8.5
• Ansible: 2.1.1.0
• Maven: 3.3.9
• Consul: 0.7.0
• Consul-template: 0.16.0
• Nomad: 0.4.1

Start nodes with vagrant

All nodes at once

vagrant up                    # start all nodes

One node at a time

vagrant up nomad0             # start server
vagrant up nomad1             # start client 1
vagrant up nomad2             # start client 2
vagrant up nomad3             # start client 3

Snapshots

Save snapshot of initial state

vagrant snapshot save init

Restore snapshot of initial state

vagrant halt
vagrant snapshot restore init

Start http server

ONLINE

npm install http-server

OFFLINE

./node_modules/.bin/http-server .

Start service

ONLINE

Package version 1.0

mvn clean package -f demo/demo-service

Package version 2.0

mvn versions:set -f demo/demo-service -DnewVersion=2.0
mvn clean package -f demo/demo-service

OFFLINE

nomad run demo/demo-service/step1_job.hcl
nomad run demo/demo-service/step2_services.hcl
nomad run demo/demo-service/step3_restart.hcl
nomad run demo/demo-service/step4_scale.hcl
nomad run demo/demo-service/step5_rolling_update.hcl
nomad run demo/demo-service/step6_blue_green.hcl

Start batch

ONLINE

mvn clean package -f demo/demo-batch

OFFLINE

nomad run demo/demo-batch/step1_job.hcl

Start storage

ONLINE

docker pull elasticsearch:2.3.5
docker save elasticsearch:2.3.5 > downloads/elasticsearch-2.3.5.tar
docker pull elasticsearch:2.4.1
docker save elasticsearch:2.4.1 > downloads/elasticsearch-2.4.1.tar

OFFLINE

nomad run demo/demo-storage/step1_job.hcl
nomad run demo/demo-storage/step2_scale.hcl
nomad run demo/demo-storage/step3_rolling_update.hcl
nomad run demo/demo-storage/step4_blue_green.hcl

Start Nomad UI

Nomad UI

ONLINE

docker pull iverberk/nomad-ui:v0.2.1
docker save iverberk/nomad-ui:v0.2.1 > downloads/nomad-ui-v0.2.1.tar

OFFLINE

docker run -e NOMAD_ADDR=http://192.168.99.100:4646 -p 3000:3000 iverberk/nomad-ui:v0.2.1

Start Fabio

Fabio UI

Load Balancer

ONLINE

docker pull magiconair/fabio:1.3.4-go1.7.3
docker save magiconair/fabio:1.3.4-go1.7.3 > downloads/fabio-1.3.4-go1.7.3.tar

OFFLINE

nomad run demo/demo-router/step1_job.hcl
nomad run demo/demo-router/step2_constraint.hcl