class Shuttle::Session

Attributes

config[R]
target[R]

Public Class Methods

new(config, target) click to toggle source

Initialize a new session @param [Hashr] deploy config @param [String] deploy target

# File lib/shuttle/session.rb, line 8
def initialize(config, target)
  @config = config
  @target = target
end

Public Instance Methods

run(command) click to toggle source
# File lib/shuttle/session.rb, line 23
def run(command)
  strategy = config.app.strategy
  server = config.targets[target]

  ssh = Net::SSH::Session.new(server.host, server.user, server.password)
  ssh.open

  klass = Shuttle.const_get(strategy.capitalize)
  integration = klass.new(config, ssh, server, target)

  if integration.deploy_running?
    raise DeployError, "Another deployment is running"
  end

  begin
    integration.write_lock
    integration.send(command.to_sym)
    integration.write_revision
  rescue DeployError => err
    integration.cleanup_release
  rescue Exception => err
    integration.cleanup_release
  ensure
    integration.release_lock
  end

  ssh.close
end
validate() click to toggle source
# File lib/shuttle/session.rb, line 13
def validate
  if config.app.strategy.nil?
    raise ConfigError, "Deployment strategy is required"
  end

  if config.targets[target].nil?
    raise ConfigError, "Target does not exist"
  end
end