semaphore

Open Source Alternative to Ansible Tower

Features

The basics of Ansible Tower, but in addition:

• Fast, Simple interface (not having to submit a million forms to get something simple done)
• Task output is streamed live via websocket
• Create inventories per playbook
• Add rsa keys (to authenticate git repositories)
• Run playbooks against specified hosts
• Multiple Users support

Docker quickstart

Run redis

docker run -d \
  --name=redisio \
  redis

Run mongodb

docker run -d \
  --name=mongodb \
  -p 127.0.0.1:27017:27017 \
  mongo

Run semaphore

docker run -d \
  --name=semaphore \
  --restart=always \
  --link redisio:redis \
  --link mongodb:mongo \
  -e MONGODB_URL="mongodb://mongo/semaphore" \
  -e REDIS_HOST="redis" \
  -p 80:80 \
  castawaylabs/semaphore

Development

1. Install VirtualBox & Vagrant
2. Run vagrant plugin install gatling-rsync-auto
3. Run vagrant up to start the vagrant box
4. Run vagrant gatling-rsync-auto to synchronise changes from your local machine to vagrant

Running semaphore inside vagrant

1. vagrant ssh, cd /opt/semaphore
2. npm install
3. bower install
4. npm install -g nodemon
5. nodemon bin/semaphore

Initial Login

Email:			'admin@semaphore.local'
Password:		'CastawayLabs'

Environment Variables

Use these variables to override the config.

Variable Name	Description	Default Value
PORT	Web Port	80
REDIS_PORT	Redis Port	6379
REDIS_HOST	Redis Hostname	127.0.0.1
REDIS_KEY	Redis auth key
BUGSNAG_KEY	Bugsnag API key
SMTP_USER	Mandrill smtp username
SMTP_PASS	Mandrill smtp password
MONGODB_URL	Mongodb URL	mongodb://127.0.0.1/semaphore

Vision and goals for v1

• Be able to specify environment information per playbook / per task
• Schedule jobs
• Email alerts
• Multiple user support

Articles

• http://code-complete.com/code/?p=40

License

MIT