Class: OpsDeploy

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

Defined Under Namespace

Classes: CLI, DeploymentWaiter, Waiter

Constant Summary collapse

VERSION = 
'0.1.7'

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config = nil) ⇒ OpsDeploy

Returns a new instance of OpsDeploy.



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# File 'lib/ops_deploy.rb', line 13

def initialize(config = nil)
  config ||= {
    region: 'us-east-1'
  }

  @opsworks = Aws::OpsWorks::Client.new(config)
end

Instance Attribute Details

#deployments_callback ⇒ Object

Returns the value of attribute deployments_callback.



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# File 'lib/ops_deploy.rb', line 10

def deployments_callback
  @deployments_callback
end

#instances_check_callback ⇒ Object

Returns the value of attribute instances_check_callback.



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# File 'lib/ops_deploy.rb', line 11

def instances_check_callback
  @instances_check_callback
end

#waiter ⇒ Object

Returns the value of attribute waiter.



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# File 'lib/ops_deploy.rb', line 9

def waiter
  @waiter
end

Instance Method Details

#check_instances(stack_id_name_or_object) ⇒ Object 



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# File 'lib/ops_deploy.rb', line 67

def check_instances(stack_id_name_or_object)
  stack = find_stack(stack_id_name_or_object)

  running_instances = @opsworks.describe_instances(stack_id: stack.stack_id).instances.select do |instance|
    instance.status == 'online'
  end

  waiters = []
  running_instances.each do |instance|
    waiters << OpsDeploy::InstanceResponseWaiter.new(@opsworks, instance, @instances_check_callback)
  end

  @waiter = Thread.new(waiters) do |check_threads|
    check_threads.each(&:run)
    check_threads.each(&:join)
  end

  @waiter.run
end

#find_app(stack, application_id_name_or_object) ⇒ Object 



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# File 'lib/ops_deploy.rb', line 117

def find_app(stack, application_id_name_or_object)
  found_app = nil

  if application_id_name_or_object.is_a?(String)
    begin
      if application_id_name_or_object.match(/^[0-9a-f\-]+$/)
        found_app = @opsworks.describe_apps(app_ids: [application_id_name_or_object]).apps.first
      end
    rescue Aws::OpsWorks::Errors::ResourceNotFoundException
      found_app = nil
    end

    if found_app.nil?
      @opsworks.describe_apps(stack_id: stack.stack_id).apps.each do |app|
        if app.name == application_id_name_or_object
          found_app = app
          break
        end
      end
    end
  elsif application_id_name_or_object.nil?
    apps = @opsworks.describe_apps(stack_id: stack.stack_id).apps
    found_app = apps.first if apps.count == 1
  end

  found_app = application_id_name_or_object if found_app.nil?
  error_message = "Invalid app #{found_app} (#{application_id_name_or_object})."
  invalid_app_error = StandardError.new(error_message)
  fail invalid_app_error unless found_app.is_a?(Aws::OpsWorks::Types::App)

  found_app
end

#find_stack(stack_id_name_or_object) ⇒ Object 



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# File 'lib/ops_deploy.rb', line 87

def find_stack(stack_id_name_or_object)
  found_stack = nil

  if stack_id_name_or_object.is_a?(String)
    begin
      if stack_id_name_or_object.match(/^[0-9a-f\-]+$/)
        found_stack = @opsworks.describe_stacks(stack_ids: [stack_id_name_or_object]).stacks.first
      end
    rescue Aws::OpsWorks::Errors::ResourceNotFoundException
      found_stack = nil
    end

    if found_stack.nil?
      @opsworks.describe_stacks.stacks.each do |stack|
        if stack.name == stack_id_name_or_object
          found_stack = stack
          break
        end
      end
    end
  end

  found_stack = stack_id_name_or_object if found_stack.nil?
  error_message = "Invalid stack #{found_stack} (#{stack_id_name_or_object})."
  invalid_stack_error = StandardError.new(error_message)
  fail invalid_stack_error unless found_stack.is_a?(Aws::OpsWorks::Types::Stack)

  found_stack
end

#stacks ⇒ Object 



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# File 'lib/ops_deploy.rb', line 21

def stacks
  @opsworks.describe_stacks.stacks
end

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



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# File 'lib/ops_deploy.rb', line 25

def start_deployment(stack_id_name_or_object,
                     application_id_name_or_object = nil,
                     migrate = false)
  stack = find_stack(stack_id_name_or_object)
  app = find_app(stack, application_id_name_or_object)

  command = { name: 'deploy' }
  command['args'] = { migrate: ['true'] } if migrate

  resp = @opsworks.create_deployment(stack_id: stack.stack_id,
                                     app_id: app.app_id,
                                     command: command)

  (resp && resp.deployment_id)
end

#wait_for_deployments(stack_id_name_or_object) ⇒ Object 



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# File 'lib/ops_deploy.rb', line 41

def wait_for_deployments(stack_id_name_or_object)
  stack = find_stack(stack_id_name_or_object)

  running_deployments = @opsworks.describe_deployments(stack_id: stack.stack_id)
                        .deployments.select do |deployment|
    deployment.status == 'running'
  end

  if running_deployments.empty?
    false
  else
    waiters = []

    running_deployments.each do |deployment|
      waiters << OpsDeploy::DeploymentWaiter.new(@opsworks, deployment, @deployments_callback)
    end

    @waiter = Thread.new(waiters) do |deploy_threads|
      deploy_threads.each(&:run)
      deploy_threads.each(&:join)
    end

    @waiter.run
  end
end