Class: EC2Ctl::Client
- Inherits:
-
Object
- Object
- EC2Ctl::Client
- Defined in:
- lib/ec2ctl/client.rb
Constant Summary collapse
- PingCheckError =
Class.new RuntimeError
- CommandNotSucceeded =
Class.new RuntimeError
- NoInstanceForExecCommand =
Class.new RuntimeError
- InvalidFilter =
Class.new RuntimeError
- PrivateKeyRequired =
Class.new RuntimeError
- INSTANCE_IDS_LIMIT =
50
- COMMAND_STATUS_FINISHED =
%w(Success TimedOut Cancelled Failed).freeze
- COMMAND_STATUS_NOT_SUCCEEDED =
%w(TimedOut Cancelled Failed).freeze
- SSM_DOCUMENT_NAMES =
{ Linux: "AWS-RunShellScript", Windows: "AWS-RunPowerShellScript", }.freeze
Instance Method Summary collapse
- #attach_instances(instance_ids = []) ⇒ Object
- #detach_instances(instance_ids = []) ⇒ Object
- #ec2_execute ⇒ Object
- #ec2_list ⇒ Object
- #elb_attach ⇒ Object
- #elb_detach ⇒ Object
- #elb_execute ⇒ Object
- #elb_graceful ⇒ Object
- #elb_list ⇒ Object
- #elb_status ⇒ Object
-
#initialize(logger: nil, load_balancer_name: nil, platform_type: "Linux", skip_ping_check: false, commands: [], working_directory: nil, execution_timeout: 3600, skip_command_waits: false, wait_interval: 5, timeout_seconds: nil, comment: "Started at #{Time.now} (#{self.class}@#{VERSION})", output_s3_bucket_name: nil, output_s3_key_prefix: nil, service_role_arn: nil, notification_arn: nil, notification_events: nil, notification_type: nil, rolling_group_size: 1, skip_draining_waits: false, skip_inservice_waits: false, inservice_wait_timeout: 180, instance_ids: [], filters: [], attributes: [], search: [], count: false, sort: nil, private_key_file: nil) ⇒ Client
constructor
A new instance of Client.
- #wait_draining(instance_ids = []) ⇒ Object
- #wait_inservice(instance_ids = []) ⇒ Object
Constructor Details
#initialize(logger: nil, load_balancer_name: nil, platform_type: "Linux", skip_ping_check: false, commands: [], working_directory: nil, execution_timeout: 3600, skip_command_waits: false, wait_interval: 5, timeout_seconds: nil, comment: "Started at #{Time.now} (#{self.class}@#{VERSION})", output_s3_bucket_name: nil, output_s3_key_prefix: nil, service_role_arn: nil, notification_arn: nil, notification_events: nil, notification_type: nil, rolling_group_size: 1, skip_draining_waits: false, skip_inservice_waits: false, inservice_wait_timeout: 180, instance_ids: [], filters: [], attributes: [], search: [], count: false, sort: nil, private_key_file: nil) ⇒ Client
Returns a new instance of Client.
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# File 'lib/ec2ctl/client.rb', line 23 def initialize( logger: nil, load_balancer_name: nil, platform_type: "Linux", skip_ping_check: false, commands: [], working_directory: nil, execution_timeout: 3600, skip_command_waits: false, wait_interval: 5, timeout_seconds: nil, comment: "Started at #{Time.now} (#{self.class}@#{VERSION})", output_s3_bucket_name: nil, output_s3_key_prefix: nil, service_role_arn: nil, notification_arn: nil, notification_events: nil, notification_type: nil, rolling_group_size: 1, skip_draining_waits: false, skip_inservice_waits: false, inservice_wait_timeout: 180, instance_ids: [], filters: [], attributes: [], search: [], count: false, sort: nil, private_key_file: nil ) @logger = logger @ec2_resource = Aws::EC2::Resource.new @elb_client = Aws::ElasticLoadBalancing::Client.new @ssm_client = Aws::SSM::Client.new @load_balancer_name = load_balancer_name @platform_type = platform_type @skip_ping_check = skip_ping_check @commands = commands @working_directory = working_directory @execution_timeout = execution_timeout @skip_command_waits = skip_command_waits @wait_interval = wait_interval @timeout_seconds = timeout_seconds @comment = comment @output_s3_bucket_name = output_s3_bucket_name @output_s3_key_prefix = output_s3_key_prefix @service_role_arn = service_role_arn @notification_arn = notification_arn @notification_events = notification_events @notification_type = notification_type @skip_draining_waits = skip_draining_waits @skip_inservice_waits = skip_inservice_waits @inservice_wait_timeout = inservice_wait_timeout @instance_ids = instance_ids @filters = filters @attributes = attributes @search = search @count = count @sort = sort @private_key_file = private_key_file if @load_balancer_name @elb_instance_ids = elb_instance_states.map(&:instance_id).select do |instance_id| if instance_ids.empty? true else instance_ids.include? instance_id end end @rolling_group_size = [rolling_group_size, @elb_instance_ids.size].min end end |
Instance Method Details
#attach_instances(instance_ids = []) ⇒ Object
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# File 'lib/ec2ctl/client.rb', line 234 def attach_instances(instance_ids = []) response = @elb_client.register_instances_with_load_balancer( load_balancer_name: @load_balancer_name, instances: instance_ids.map {|i| {instance_id: i}}, ) status = { attached: instance_ids, registered: response.instances.map(&:instance_id), } if @logger if @logger.debug? @logger.debug status: status else @logger.info attached: instance_ids end end status end |
#detach_instances(instance_ids = []) ⇒ Object
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# File 'lib/ec2ctl/client.rb', line 212 def detach_instances(instance_ids = []) response = @elb_client.deregister_instances_from_load_balancer( load_balancer_name: @load_balancer_name, instances: instance_ids.map {|i| {instance_id: i}}, ) status = { detached: instance_ids, registered: response.instances.map(&:instance_id), } if @logger if @logger.debug? @logger.debug status: status else @logger.info detached: instance_ids end end status end |
#ec2_execute ⇒ Object
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# File 'lib/ec2ctl/client.rb', line 132 def ec2_execute ping_check ec2_instances.map(&:instance_id) unless @skip_ping_check execute_commands ec2_instances.map(&:instance_id) end |
#ec2_list ⇒ Object
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# File 'lib/ec2ctl/client.rb', line 99 def ec2_list if @logger if @logger.debug? @logger.debug ec2_instances: ec2_instances @logger.debug ssm_instance_states: ssm_instance_states(ec2_instances.map(&:instance_id)) else ec2_instances_summary = if @count @attributes.each_with_object Hash.new do |attribute, attributes_memo| attribute_hash = ec2_instances.each_with_object Hash.new(0) do |instance, instances_memo| instances_memo[query_instance_attribute(instance, attribute)] += 1 end attributes_memo[attribute] = attribute_hash end else ec2_instances.each_with_object Array.new do |instance, instances_memo| instance_summary = @attributes.each_with_object Hash.new do |attribute, attributes_memo| attributes_memo[attribute] = query_instance_attribute(instance, attribute) end instances_memo.push instance_summary end end @logger.info ec2_instances_summary: ec2_instances_summary end end { ec2_instances: ec2_instances, } end |
#elb_attach ⇒ Object
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# File 'lib/ec2ctl/client.rb', line 177 def elb_attach attach_instances @instance_ids end |
#elb_detach ⇒ Object
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# File 'lib/ec2ctl/client.rb', line 181 def elb_detach detach_instances @instance_ids end |
#elb_execute ⇒ Object
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# File 'lib/ec2ctl/client.rb', line 185 def elb_execute ping_check @elb_instance_ids unless @skip_ping_check execute_commands @elb_instance_ids end |
#elb_graceful ⇒ Object
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# File 'lib/ec2ctl/client.rb', line 190 def elb_graceful ping_check @elb_instance_ids unless @skip_ping_check @elb_instance_ids.each_slice(@rolling_group_size).to_a.tap do |instance_id_groups| instance_id_groups.each.with_index do |instance_id_group, group_index| @logger.info(progress: { completed: @rolling_group_size * group_index, remaining: @elb_instance_ids.size - @rolling_group_size * group_index, total: @elb_instance_ids.size, }) if @logger detach_instances instance_id_group wait_draining instance_id_group unless @skip_draining_waits execute_commands instance_id_group attach_instances instance_id_group wait_inservice instance_id_group unless @skip_inservice_waits end @logger.info "Everything done!" if @logger end end |
#elb_list ⇒ Object
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# File 'lib/ec2ctl/client.rb', line 137 def elb_list if @logger if @logger.debug? @logger.debug load_balancer_descriptions: load_balancer_descriptions else @logger.info load_balancer_descriptions_summary: load_balancer_descriptions.map {|lb| { load_balancer_name: lb.load_balancer_name, dns_name: lb.dns_name, instances: lb.instances.size, } } end end {load_balancer_descriptions: load_balancer_descriptions} end |
#elb_status ⇒ Object
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# File 'lib/ec2ctl/client.rb', line 155 def elb_status load_balancer_description = load_balancer_descriptions.first if @logger @logger.info elb_instance_counts: elb_instance_counts @logger.info elb_instance_states: elb_instance_states instance_ids = elb_instance_states.map(&:instance_id) @logger.debug ssm_instance_ping_counts: ssm_instance_ping_counts(instance_ids) @logger.debug ssm_instance_states: ssm_instance_states(instance_ids) @logger.debug load_balancer_description: load_balancer_description @logger.debug load_balancer_attributes: load_balancer_attributes end { load_balancer_description: load_balancer_description, load_balancer_attributes: load_balancer_attributes, elb_instance_states: elb_instance_states, } end |
#wait_draining(instance_ids = []) ⇒ Object
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# File 'lib/ec2ctl/client.rb', line 256 def wait_draining(instance_ids = []) connection_draining = load_balancer_attributes.connection_draining unless connection_draining.enabled @logger.info wait_draining_timeout: "Disabled.".freeze if @logger return end if @logger @logger.debug detached_instances: elb_instance_states!(instance_ids) @logger.info wait_draining_timeout: connection_draining.timeout end sleep connection_draining.timeout end |
#wait_inservice(instance_ids = []) ⇒ Object
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# File 'lib/ec2ctl/client.rb', line 272 def wait_inservice(instance_ids = []) s = elb_instance_states! instance_ids @logger.info wait_instance_inservice: s if @logger Timeout.timeout @inservice_wait_timeout do loop do sleep @wait_interval s = elb_instance_states! instance_ids @logger.debug wait_instance_inservice: s if @logger break if s.all? {|i| i.state == "InService".freeze} end end @logger.info wait_instance_inservice: s if @logger end |