github.com/hobbeswalsh/terraform@v0.3.7-0.20150619183303-ad17cf55a0fa/website/source/docs/providers/aws/r/lambda_function.html.markdown (about) 1 --- 2 layout: "aws" 3 page_title: "AWS: aws_lambda_function" 4 sidebar_current: "docs-aws-resource-aws-lambda-function" 5 description: |- 6 Provides a Lambda Function resource. Lambda allows you to trigger execution of code in response to events in AWS. The Lambda Function itself includes source code and runtime configuration. 7 --- 8 9 # aws\_lambda\_function 10 11 Provides a Lambda Function resource. Lambda allows you to trigger execution of code in response to events in AWS. The Lambda Function itself includes source code and runtime configuration. 12 13 For information about Lambda and how to use it, see [What is AWS Lambda?][1] 14 15 ## Example Usage 16 17 ``` 18 resource "aws_iam_role" "iam_for_lambda" { 19 name = "iam_for_lambda" 20 assume_role_policy = <<EOF 21 { 22 "Version": "2012-10-17", 23 "Statement": [ 24 { 25 "Action": "sts:AssumeRole", 26 "Principal": { 27 "Service": "lambda.amazonaws.com" 28 }, 29 "Effect": "Allow", 30 "Sid": "" 31 } 32 ] 33 } 34 EOF 35 } 36 37 resource "aws_lambda_function" "test_lambda" { 38 filename = "lambda_function_payload.zip" 39 function_name = "lambda_function_name" 40 role = "${aws_iam_role.iam_for_lambda.arn}" 41 handler = "exports.test" 42 } 43 ``` 44 45 ## Argument Reference 46 47 * `filename` - (Required) A [zip file][2] containing your lambda function source code. 48 * `function_name` - (Required) A unique name for your Lambda Function. 49 * `handler` - (Required) The function [entrypoint][3] in your code. 50 * `role` - (Required) IAM role attached to the Lambda Function. This governs both who / what can invoke your Lambda Function, as well as what resources our Lambda Function has access to. See [Lambda Permission Model][4] for more details. 51 * `description` - (Optional) Description of what your Lambda Function does. 52 * `memory_size` - (Optional) Amount of memory in MB your Lambda Function can use at runtime. Defaults to `128`. See [Limits][5] 53 * `runtime` - (Optional) Defaults to `nodejs`. 54 * `timeout` - (Optional) The amount of time your Lambda Function has to run in seconds. Defaults to `3`. See [Limits][5] 55 56 ## Attributes Reference 57 58 * `arn` - The Amazon Resource Name (ARN) identifying your Lambda Function. 59 * `last_modified` - The date this resource was last modified. 60 61 62 [1]: http://docs.aws.amazon.com/lambda/latest/dg/welcome.html 63 [2]: http://docs.aws.amazon.com/lambda/latest/dg/walkthrough-s3-events-adminuser-create-test-function-create-function.html 64 [3]: http://docs.aws.amazon.com/lambda/latest/dg/walkthrough-custom-events-create-test-function.html 65 [4]: http://docs.aws.amazon.com/lambda/latest/dg/intro-permission-model.html 66 [5]: http://docs.aws.amazon.com/lambda/latest/dg/limits.html