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alb-lambda-terraform: Update runtime to nodejs22.x #2803

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alb-lambda-terraform: Update runtime to nodejs22.x
kakakakakku Jul 24, 2025
3314d85
alb-lambda-terraform: Add depends_on for "elasticloadbalancing princi…
kakakakakku Jul 25, 2025
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7 changes: 4 additions & 3 deletions alb-lambda-terraform/main.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,7 @@ terraform {
required_providers {
aws = {
source = "hashicorp/aws"
version = "~>4.52.0"
version = "~> 5.0"
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note: Older version does not support Node.js 22 runtime. So I updated the version to v5.

}
}

Expand Down Expand Up @@ -172,12 +172,13 @@ resource "aws_lb_target_group" "target_group" {
resource "aws_lb_target_group_attachment" "target_group_attachment" {
target_group_arn = aws_lb_target_group.target_group.arn
target_id = aws_lambda_function.lambda_function.arn
depends_on = [aws_lambda_permission.with_lb]
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note: I ran it twice, but I got an error both times.
So I added a dependency to wait for the aws_lambda_permission to be created.

first time

╷
│ Error: registering ELBv2 Target Group (arn:aws:elasticloadbalancing:us-east-1:000000000000:targetgroup/myLoadBalancerTargets/b89189d18213fa66) target: operation error Elastic Load Balancing v2: RegisterTargets, https response error StatusCode: 403, RequestID: f93d0159-c46d-4d61-a61f-ed598370fa3a, api error AccessDenied: elasticloadbalancing principal does not have permission to invoke arn:aws:lambda:us-east-1:000000000000:function:lambdaFunction from target group arn:aws:elasticloadbalancing:us-east-1:000000000000:targetgroup/myLoadBalancerTargets/b89189d18213fa66
│ 
│   with aws_lb_target_group_attachment.target_group_attachment,
│   on main.tf line 172, in resource "aws_lb_target_group_attachment" "target_group_attachment":
│  172: resource "aws_lb_target_group_attachment" "target_group_attachment" {
│ 
╵

second time

╷
│ Error: registering ELBv2 Target Group (arn:aws:elasticloadbalancing:us-east-1:000000000000:targetgroup/myLoadBalancerTargets/e9982eccdfc51ac0) target: operation error Elastic Load Balancing v2: RegisterTargets, https response error StatusCode: 403, RequestID: 03bb7f6d-cc4c-4806-bc8e-e6bd643707bf, api error AccessDenied: elasticloadbalancing principal does not have permission to invoke arn:aws:lambda:us-east-1:000000000000:function:lambdaFunction from target group arn:aws:elasticloadbalancing:us-east-1:000000000000:targetgroup/myLoadBalancerTargets/e9982eccdfc51ac0
│ 
│   with aws_lb_target_group_attachment.target_group_attachment,
│   on main.tf line 172, in resource "aws_lb_target_group_attachment" "target_group_attachment":
│  172: resource "aws_lb_target_group_attachment" "target_group_attachment" {
│ 
╵

}

# Create the Lambda Function
resource "aws_lambda_function" "lambda_function" {
function_name = "lambdaFunction"
runtime = "nodejs16.x"
runtime = "nodejs22.x"
handler = "index.handler"
filename = "lambda.zip"
role = aws_iam_role.lambda_role.arn
Expand All @@ -194,4 +195,4 @@ resource "aws_lambda_permission" "with_lb" {
function_name = aws_lambda_function.lambda_function.arn
principal = "elasticloadbalancing.amazonaws.com"
source_arn = aws_lb_target_group.target_group.arn
}
}