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load_balancer.tf
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load_balancer.tf
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resource "aws_lb" "roach_lb" {
name = "${terraform.workspace}-roach-service-lb"
internal = true
load_balancer_type = "network"
subnets = ["${aws_subnet.private_subnet_1.id}", "${aws_subnet.private_subnet_2.id}"]
enable_deletion_protection = false
# access_logs {
# bucket = "${aws_s3_bucket.alb_access_logs.bucket}"
# prefix = "roach-lb"
# enabled = false
# }
tags = {
Name = "${terraform.workspace} Roach Service Load Balancer"
Environment = "${terraform.workspace}"
Creator = "Terraform"
}
}
resource "aws_alb_listener" "roach_service_listener" {
load_balancer_arn = "${aws_lb.roach_lb.arn}"
port = "26257"
protocol = "TCP"
default_action {
type = "forward"
target_group_arn = "${aws_lb_target_group.roach_service_tg.arn}"
}
}
resource "aws_lb_target_group" "roach_service_tg" {
name = "${terraform.workspace}-roach-service"
port = 26257
protocol = "TCP"
vpc_id = "${aws_vpc.vpc.id}"
health_check {
path = "/health?ready=1"
port = 8080
protocol = "HTTP"
}
}
# resource "aws_s3_bucket" "alb_access_logs" {
# bucket = "${lower(terraform.workspace)}-epifi-assignment-alb-logs"
# acl = "public-read"
# tags = {
# Name = "${terraform.workspace} ALB Bucket"
# Environment = "${terraform.workspace}"
# }
# }
# resource "aws_s3_bucket_policy" "b" {
# bucket = "${aws_s3_bucket.alb_access_logs.id}"
# policy = <<POLICY
# {
# "Version": "2012-10-17",
# "Statement": [
# {
# "Effect": "Allow",
# "Principal": {
# "AWS": "arn:aws:iam::718504428378:root"
# },
# "Action": "s3:PutObject",
# "Resource": "arn:aws:s3:::${aws_s3_bucket.alb_access_logs.bucket}/*"
# }
# ]
# }
# POLICY
# }
resource "aws_lb_target_group_attachment" "roach_service_tg_attachment" {
count = "${var.num_of_instances}"
target_group_arn = "${aws_lb_target_group.roach_service_tg.arn}"
target_id = "${element(aws_instance.roach_instance.*.id, count.index)}"
port = 26257
}