Class: AwsLambdaRuntimeInterfaceClient::LambdaRunner

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

Overview

Loads the user code and runs it upon invocation

Constant Summary collapse

ENV_VAR_RUNTIME_API = 
'AWS_LAMBDA_RUNTIME_API'

Instance Method Summary collapse

Constructor Details

#initialize(runtime_server_addr, user_agent) ⇒ LambdaRunner

Returns a new instance of LambdaRunner.



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# File 'lib/aws_lambda_ric.rb', line 29

def initialize(runtime_server_addr, user_agent)
  @lambda_server = LambdaServer.new(runtime_server_addr, user_agent)
  @runtime_loop_active = true # if false, we will exit the program
  @exit_code = 0
end

Instance Method Details

#run(app_root, handler) ⇒ Object 



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# File 'lib/aws_lambda_ric.rb', line 35

def run(app_root, handler)

  $LOAD_PATH.unshift(app_root) unless $LOAD_PATH.include?(app_root)

  begin
    @lambda_handler = LambdaHandler.new(env_handler: handler)
    require @lambda_handler.handler_file_name
    start_runtime_loop
  rescue Exception => e # which includes LoadError or any exception within static user code
    @runtime_loop_active = false
    @exit_code = -4
    send_init_error_to_server(e)
  ensure
    TelemetryLoggingHelper.close
  end

  exit(@exit_code)
end