Class: OpsDeploy::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/ops_deploy/cli.rb

Defined Under Namespace

Classes: Notifier

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/ops_deploy/cli.rb', line 3

def initialize
  config = {
    region: OpsDeploy::CLI.argument('aws-region', 'AWS_REGION', true)
  }

  profile = OpsDeploy::CLI.argument('aws-profile', 'AWS_PROFILE')
  config[:credentials] = Aws::SharedCredentials.new(profile_name: profile) if profile

  aws_access_key_id = OpsDeploy::CLI.argument('aws-access-key-id', 'AWS_ACCESS_KEY_ID')
  aws_secret_access_key = OpsDeploy::CLI.argument('aws-secret-access-key', 'AWS_SECRET_ACCESS_KEY')
  if aws_access_key_id && aws_secret_access_key
    config[:access_key_id] = aws_access_key_id
    config[:secret_access_key] = aws_secret_access_key
  end

  @main = OpsDeploy.new(config)
  @stacks = {}
  @notifier = OpsDeploy::CLI::Notifier.new(slack: {
    webhook_url: OpsDeploy::CLI.argument('slack-webhook-url', 'SLACK_WEBHOOK_URL'),
    username: OpsDeploy::CLI.argument('slack-username', 'SLACK_USERNAME'),
    channel: OpsDeploy::CLI.argument('slack-channel', 'SLACK_CHANNEL'),
    notify_user: OpsDeploy::CLI.argument('slack-notify-user', 'SLACK_NOTIFY_USER')
  })

  @notification_messages = {
    info: [],
    success: [],
    failure: []
  }
  @notification_success = false
  @notification_failure = false
end

Class Method Details

.argument(argv_name, env_name = nil, required = false) ⇒ Object 



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# File 'lib/ops_deploy/cli.rb', line 171

def self.argument(argv_name, env_name = nil, required = false)
  value = nil
  value = ENV[env_name] if env_name

  if value.nil?
    value = ARGV.include?(argv_name) ? true : nil
    return value if value

    ARGV.each do |arg|
      if arg.start_with?("--#{argv_name}=")
        value = arg.split("--#{argv_name}=").last
      end
    end
  end

  if required && value.nil?
    env_name_message = env_name ? "the environment variable #{env_name} or " : ''
    error = "Argument '#{argv_name}' unspecified."
    suggestion = "Please set #{env_name_message}the argument --#{argv_name}=<value>"
    fail StandardError.new("#{error} #{suggestion}")
  end

  value
end

Instance Method Details

#check_instances(stack_id_name_or_object, via_proxy = false) ⇒ Object 



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# File 'lib/ops_deploy/cli.rb', line 91

def check_instances(stack_id_name_or_object, via_proxy = false)
  stack = find_stack(stack_id_name_or_object)

  if via_proxy
    Pusher.url = OpsDeploy::CLI.argument('pusher-url', 'PUSHER_URL', true)
    Pusher.trigger('OpsDeploy', 'check_instances', stack: stack.stack_id,
                                                   slack: @notifier.options[:slack])
  else
    @main.instances_check_callback = proc { |instance, response, error|
      puts
      if error.nil? && response.code == 200
        success_msg('Response from', "#{instance.hostname.green}:", '200 OK'.green)
      elsif error.nil?
        failure_msg('Response from', "#{instance.hostname.red}:", "#{response.code}".red)
      else
        failure_msg('Error checking', "#{instance.hostname.red}:", error.to_s)
      end
    }

    waiter = @main.check_instances(stack)
    if waiter
      step_msg("Checking instances' HTTP response...")

      print '.'.blue
      print '.'.blue until waiter.join(1)

      info_msg('Response check finished')
    else
      info_msg('No online instances on stack', "'#{stack_id_name_or_object.blue}'")
    end

    send_notification(stack)
  end
end

#start_deployment(stack_id_name_or_object, application_id = nil, migrate = false) ⇒ Object 



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# File 'lib/ops_deploy/cli.rb', line 36

def start_deployment(stack_id_name_or_object, application_id = nil, migrate = false)
  stack = find_stack(stack_id_name_or_object)

  step_msg('Starting deployment on stack', "'#{stack.name.blue}'...")

  if @main.start_deployment(stack, application_id, migrate)
    success_msg('Deployment started on stack', "'#{stack.name.green}'")
    send_notification(stack)

    true
  else
    failure_msg("Couldn't start deployment on stack", "'#{stack.name.red}'")
    send_notification(stack)

    false
  end
end

#start_server ⇒ Object 



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# File 'lib/ops_deploy/cli.rb', line 126

def start_server
  pusher_comp = URI.parse(OpsDeploy::CLI.argument('pusher-url', 'PUSHER_URL', true))
  PusherClient.logger.level = Logger::ERROR
  socket = PusherClient::Socket.new(pusher_comp.user, secure: true)
  socket.subscribe('OpsDeploy')

  socket['OpsDeploy'].bind('check_instances') do |data|
    begin
      info = data
      info = symbolize_keys(JSON.parse(data)) if data.is_a?(String)

      with_slack(info[:slack]) do
        check_instances(info[:stack])
      end
    rescue StandardError => e
      puts e
    end
  end

  socket['OpsDeploy'].bind('wait_for_deployments') do |data|
    begin
      info = data
      info = symbolize_keys(JSON.parse(data)) if data.is_a?(String)

      with_slack(info[:slack]) do
        wait_for_deployments(info[:stack])
      end
    rescue StandardError => e
      puts e
    end
  end

  info_msg("Started OpsDeploy server #{OpsDeploy::VERSION}")
  socket.connect
end

#wait_for_deployments(stack_id_name_or_object, via_proxy = false) ⇒ Object 



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# File 'lib/ops_deploy/cli.rb', line 54

def wait_for_deployments(stack_id_name_or_object, via_proxy = false)
  stack = find_stack(stack_id_name_or_object)

  if via_proxy
    Pusher.url = OpsDeploy::CLI.argument('pusher-url', 'PUSHER_URL', true)
    Pusher.trigger('OpsDeploy', 'wait_for_deployments', stack: stack.stack_id,
                                                        slack: @notifier.options[:slack])
  else
    step_msg('Checking deployments...')

    @main.deployments_callback = proc { |deployment|
      puts
      if (deployment.status == 'successful')
        success_msg('Deployment', 'OK'.green.bold,
                    deployment.duration ? "(#{deployment.duration}s)" : '')
      else
        failure_msg('Deployment', 'Failed'.red.bold,
                    deployment.duration ? "(#{deployment.duration}s)" : '')
      end
    }

    waiter = @main.wait_for_deployments(stack)
    if waiter
      step_msg('Waiting for deployments to finish...')

      print '.'.blue
      print '.'.blue until waiter.join(1)

      info_msg('Deployments finished')
    else
      info_msg('No running deployments on stack', "'#{stack_id_name_or_object.blue}'")
    end

    send_notification(stack)
  end
end

#with_slack(slack_options = nil) ⇒ Object 



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# File 'lib/ops_deploy/cli.rb', line 162

def with_slack(slack_options = nil)
  old_notifier = @notifier
  @notifier = OpsDeploy::CLI::Notifier.new(slack: slack_options) if slack_options

  yield

  @notifier = old_notifier
end