Add published ARN (hashicorp#8)

Author: tomhjp

README.md

@@ -7,9 +7,14 @@ starts to execute. To use it, include the following ARN as a layer in your
 Lambda function:
 
 ```text
-TBD
+arn:aws:lambda:us-east-1:634166935893:layer:vault-lambda-extension:6
 ```
 
+Where region may be any of `ap-northeast-1`, `ap-northeast-2`, `ap-south-1`,
+`ap-southeast-1`, `ap-southeast-2`, `ca-central-1`, `eu-central-1`,
+`eu-west-1`, `eu-west-2`, `eu-west-3`, `sa-east-1`, `us-east-1`, `us-east-2`,
+`us-west-1`, `us-west-2`.
+
 The extension authenticates with Vault using [AWS IAM auth][vault-aws-iam-auth],
 and writes the result as JSON to disk. It also writes a vault token to
 `/tmp/vault/token`. All configuration is supplied via environment variables.
@@ -48,7 +53,7 @@ vault write auth/aws/role/vault-lambda-role \
 Add the extension to your Lambda layers using the console or [cli][lambda-add-layer-cli]:
 
 ```text
-TBD
+arn:aws:lambda:<your-region>:634166935893:layer:vault-lambda-extension:6
 ```
 
 Configure the extension using [Lambda environment variables][lambda-env-vars]:

quick-start/README.md

@@ -9,7 +9,7 @@ Creates the infrastructure required for running a demo of the Vault Lambda exten
 * A Lambda function which requests database credentials from the extension and then uses them to list users on the database
 
 **NB: This demo will create real infrastructure in AWS with an associated
-cost. Make sure you tear down the infrastructure once you are finished with 
+cost. Make sure you tear down the infrastructure once you are finished with
 the demo.**
 
 **NB: This is not a production-ready deployment, and is for demonstration

quick-start/terraform/lambda.tf

@@ -5,7 +5,7 @@ resource "aws_lambda_function" "function" {
   filename      = "../demo-function/demo-function.zip"
   handler       = "main"
   runtime       = "provided.al2"
-  layers        = ["arn:aws:lambda:us-east-1:634166935893:layer:vault-lambda-extension-test:4"]
+  layers        = ["arn:aws:lambda:${var.aws_region}:634166935893:layer:vault-lambda-extension:6"]
 
   environment {
     variables = {