Module: PrimaAwsClient

Defined in:
lib/prima_aws_client.rb

Instance Method Summary collapse

Instance Method Details

#artifact_exists?(bucket, path) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/prima_aws_client.rb', line 270

def artifact_exists?(bucket, path)
  resp = s3_client.list_objects(
    bucket: bucket,
    max_keys: 1,
    prefix: path
  )
  !resp.contents.empty?
end

#asg_client ⇒ Object 



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

def asg_client
  @asg ||= Aws::AutoScaling::Client.new
end

#cf_client ⇒ Object 



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

def cf_client
  @cf ||= Aws::CloudFormation::Client.new
end

#cluster_list ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 43

def cluster_list
  stacks = []
  next_token = ''
  loop do
    print '.'.yellow; STDOUT.flush
    options = next_token != '' ? { next_token: next_token } : {}
    begin
      resp = cf_client.describe_stacks(options)
    rescue Aws::CloudFormation::Errors::Throttling => e
      output 'Throttling, retrying in 15 seconds'.red
      sleep 15
      resp = cf_client.describe_stacks(options)
    end
    stacks += resp.stacks
    break unless resp.next_token
    next_token = resp.next_token
  end
  puts '.'.yellow; STDOUT.flush
  stacks.keep_if { |stack| stack.stack_name.include? 'ecs-cluster-qa-' }
  stacks
end

#create_stack(stack_name, stack_body, parameters = [], tags = [], role = nil) ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 86

def create_stack(stack_name, stack_body, parameters = [], tags = [], role = nil)
  cf_args = {
    stack_name: stack_name,
    template_body: stack_body,
    parameters: parameters,
    tags: tags,
    capabilities: ['CAPABILITY_IAM'],
    on_failure: 'ROLLBACK'
  }

  if role != nil then
    cf_args.merge!(role_arn: role)
  end

  begin
    cf_client.create_stack(cf_args)
  rescue Aws::CloudFormation::Errors::Throttling, Aws::CloudFormation::Errors::LimitExcedeedException => e
    output 'Throttling, retrying in 15 seconds'.red
    sleep 15
    create_stack(stack_name, stack_body, parameters = [], tags = [])
  else
    output "La creazione dello stack #{stack_name} è stata avviata".green
  end
end

#delete_stack(stack_name) ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 178

def delete_stack(stack_name)
  begin
    cf_client.delete_stack(stack_name: stack_name)
  rescue Aws::CloudFormation::Errors::Throttling => e
    output 'Throttling, retrying in 15 seconds'.red
    sleep 15
    delete_stack(stack_name)
  else
    output "Stack #{stack_name} spenta con successo\n".green
  end
end

#ec2_client ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 17

def ec2_client
  @ec2 ||= Aws::EC2::Client.new
end

#get_autoscaling_capacity(asg_name) ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 310

def get_autoscaling_capacity(asg_name)
  resp = asg_client.describe_auto_scaling_groups(auto_scaling_group_names: [asg_name])
  resp.auto_scaling_groups[0].desired_capacity
end

#get_spotfleet_capacity(fleet_arn) ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 315

def get_spotfleet_capacity(fleet_arn)
  resp = ec2_client.describe_spot_fleet_requests(spot_fleet_request_ids: [fleet_arn])
  resp.spot_fleet_request_configs[0].spot_fleet_request_config.target_capacity
end

#get_stack_outputs(name) ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 231

def get_stack_outputs(name)
  begin
    resp = cf_client.describe_stacks(stack_name: name)
  rescue Aws::CloudFormation::Errors::Throttling => e
    output 'Throttling, retrying in 15 seconds'.red
    sleep 15
    get_stack_outputs(name)
  else
    resp.stacks[0].outputs
  end
end

#get_stack_parameters(name) ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 219

def get_stack_parameters(name)
  begin
    resp = cf_client.describe_stacks(stack_name: name)
  rescue Aws::CloudFormation::Errors::Throttling => e
    output 'Throttling, retrying in 15 seconds'.red
    sleep 15
    get_stack_parameters(name)
  else
    resp.stacks[0].parameters
  end
end

#get_stack_tags(name) ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 207

def get_stack_tags(name)
  begin
    resp = cf_client.describe_stacks(stack_name: name)
  rescue Aws::CloudFormation::Errors::Throttling => e
    output 'Throttling, retrying in 15 seconds'.red
    sleep 15
    get_stack_tags(name)
  else
    resp.stacks[0].tags
  end
end

#get_stack_template(name) ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 243

def get_stack_template(name)
  begin
    resp = cf_client.get_template(stack_name: name)
  rescue Aws::CloudFormation::Errors::Throttling => e
    output 'Throttling, retrying in 15 seconds'.red
    sleep 15
    get_stack_template(name)
  else
    resp.template_body
  end

end

#hashes_to_tags(hashes) ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 320

def hashes_to_tags(hashes)
  tags = []
  hkeys = hashes.keys
  hkeys.each do |hkey|
    tags.insert(0, { key: hkey, value: hashes[hkey].to_s })
  end
  tags
end

#list_exports ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 65

def list_exports
  exports = []
  next_token = ''
  loop do
    print '.'.yellow; STDOUT.flush
    options = next_token != '' ? { next_token: next_token } : {}
    begin
      resp = cf_client.list_exports(options)
    rescue Aws::CloudFormation::Errors::Throttling => e
      output 'Throttling, retrying in 15 seconds'.red
      sleep 15
      resp = cf_client.list_exports(options)
    end
    exports += resp.exports
    break unless resp.next_token
    next_token = resp.next_token
  end
  puts '.'.yellow; STDOUT.flush
  exports
end

#list_import_stacks(export_name) ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 290

def list_import_stacks(export_name)
  stacks = []
  next_token = ''
  loop do
    print '.'.yellow; STDOUT.flush
    options = next_token != '' ? { export_name: export_name, next_token: next_token } : {export_name: export_name}
    begin
      resp = cf_client.list_imports(options)
    rescue Aws::CloudFormation::Errors::Throttling => e
      output 'Throttling, retrying in 15 seconds'.red
      sleep 15
      resp = cf_client.list_imports(options)
    end
    stacks += resp.imports
    break unless resp.next_token
    next_token = resp.next_token
  end
  stacks
end

#s3_client ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 5

def s3_client
  @s3 ||= Aws::S3::Client.new
end

#stack_exists?(stack_name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/prima_aws_client.rb', line 163

def stack_exists?(stack_name)
  begin
    cf_client.describe_stacks(stack_name: stack_name)
  rescue Aws::CloudFormation::Errors::Throttling => e
    output 'Throttling, retrying in 15 seconds'.red
    sleep 15
    stack_exists?(stack_name)
  rescue Aws::CloudFormation::Errors::ValidationError => e
    return false if e.message.include? 'does not exist'
    raise e
  else
    true
  end
end

#stack_list ⇒ Object 



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

def stack_list
  stacks = []
  next_token = ''
  loop do
    print '.'.yellow; STDOUT.flush
    options = next_token != '' ? { next_token: next_token } : {}
    begin
      resp = cf_client.describe_stacks(options)
    rescue Aws::CloudFormation::Errors::Throttling => e
      output 'Throttling, retrying in 15 seconds'.red
      sleep 15
      resp = cf_client.describe_stacks(options)
    end
    stacks += resp.stacks
    break unless resp.next_token
    next_token = resp.next_token
  end
  puts '.'.yellow; STDOUT.flush
  stacks.keep_if { |stack| stack.stack_name.include? '-qa-' }
  stacks
end

#stack_ready?(stack_name, failed_statuses = ['CREATE_FAILED', 'ROLLBACK_IN_PROGRESS', 'ROLLBACK_FAILED', 'DELETE_IN_PROGRESS', 'DELETE_FAILED', 'DELETE_COMPLETE', 'UPDATE_ROLLBACK_FAILED', 'UPDATE_ROLLBACK_COMPLETE_CLEANUP_IN_PROGRESS']) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/prima_aws_client.rb', line 256

def stack_ready?(stack_name, failed_statuses = ['CREATE_FAILED', 'ROLLBACK_IN_PROGRESS', 'ROLLBACK_FAILED', 'DELETE_IN_PROGRESS', 'DELETE_FAILED', 'DELETE_COMPLETE', 'UPDATE_ROLLBACK_FAILED', 'UPDATE_ROLLBACK_COMPLETE_CLEANUP_IN_PROGRESS'])
  begin
    resp = cf_client.describe_stacks(
      stack_name: stack_name
    )
    stack_status = resp.stacks[0].stack_status
  rescue Aws::CloudFormation::Errors::Throttling => e
    print 'Throttling'.red; STDOUT.flush
    return false
  end
  raise "The stack #{stack_name} errored out" if failed_statuses.include? stack_status
  ['CREATE_COMPLETE', 'UPDATE_COMPLETE', 'UPDATE_ROLLBACK_COMPLETE', 'ROLLBACK_COMPLETE'].include? stack_status
end

#tags_to_hashes(tags) ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 329

def tags_to_hashes(tags)
  hash = Hash.new
  tags.each do |tags_obj|
    hash[tags_obj.key] = tags_obj.value
  end
  hash
end

#update_stack(stack_name, template_body, parameters = [], tags = [], role = nil) ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 111

def update_stack(stack_name, template_body, parameters = [], tags = [], role = nil)
  cf_args = {
    stack_name: stack_name,
    template_body: template_body,
    parameters: parameters,
    tags: tags,
    capabilities: ['CAPABILITY_IAM']
  }

  if role != nil then
    cf_args.merge!(role_arn: role)
  end

  begin
    cf_client.update_stack(cf_args)
  rescue Aws::CloudFormation::Errors::Throttling => e
    output 'Throttling, retrying in 15 seconds'.red
    sleep 15
    update_stack(stack_name, template_body, parameters = [], tags = [])
  rescue Aws::CloudFormation::Errors::ValidationError => e
    raise e
  else
    output "L'update dello stack #{stack_name} è stato avviato".green
  end
end

#update_stack_url(stack_name, template_url, parameters = [], tags = [], role = nil) ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 137

def update_stack_url(stack_name, template_url, parameters = [], tags = [], role = nil)
  cf_args = {
    stack_name: stack_name,
    template_url: template_url,
    parameters: parameters,
    tags: tags,
    capabilities: ['CAPABILITY_IAM']
  }

  if role != nil then
    cf_args.merge!(role_arn: role)
  end

  begin
    cf_client.update_stack(cf_args)
  rescue Aws::CloudFormation::Errors::Throttling => e
    output 'Throttling, retrying in 15 seconds'.red
    sleep 15
    update_stack_url(stack_name, template_url, parameters = [], tags = [])
  rescue Aws::CloudFormation::Errors::ValidationError => e
    raise e
  else
    output "L'update dello stack #{stack_name} è stato avviato".green
  end
end

#upload_artifact(source_path, destination_path, bucket_name_override = nil) ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 279

def upload_artifact(source_path, destination_path, bucket_name_override=nil)
  output "Upload dell'artifact in corso (#{(File.size(source_path).to_f / 2**20).round(2)} MiB)\n".yellow
  s3 = Aws::S3::Resource.new
  s3_bucket = if !bucket_name_override.nil? then bucket_name_override else @s3_bucket end
  puts s3_bucket
  obj = s3.bucket(s3_bucket).object(destination_path)
  obj.upload_file(source_path)

  output "#{s3_bucket}/#{destination_path} uploadato con successo!\n".green
end

#wait_for_stack_ready(stack_name, failed_statuses = ['CREATE_FAILED', 'ROLLBACK_IN_PROGRESS', 'ROLLBACK_FAILED', 'DELETE_IN_PROGRESS', 'DELETE_FAILED', 'DELETE_COMPLETE', 'UPDATE_ROLLBACK_FAILED', 'UPDATE_ROLLBACK_COMPLETE_CLEANUP_IN_PROGRESS']) ⇒ Object 



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# File 'lib/prima_aws_client.rb', line 190

def wait_for_stack_ready(stack_name, failed_statuses = ['CREATE_FAILED', 'ROLLBACK_IN_PROGRESS', 'ROLLBACK_FAILED', 'DELETE_IN_PROGRESS', 'DELETE_FAILED', 'DELETE_COMPLETE', 'UPDATE_ROLLBACK_FAILED', 'UPDATE_ROLLBACK_COMPLETE_CLEANUP_IN_PROGRESS'])
  ready = false
  sleep_seconds = 13
  output "Attendo che lo stack #{stack_name} finisca di essere inizializzato...\n".yellow
  while !ready
    ready = true if stack_ready?(stack_name, failed_statuses)
    seconds_elapsed = 0
    loop do
      break if seconds_elapsed >= sleep_seconds
      print '.'.yellow; STDOUT.flush
      sleep 1
      seconds_elapsed += 1
    end
  end
  output "\nStack #{stack_name} pronto!\n".green
end