kubespray/contrib/terraform/aws/modules/elb/main.tf

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resource "aws_security_group" "aws-elb" {
name = "kubernetes-${var.aws_cluster_name}-securitygroup-elb"
vpc_id = "${var.aws_vpc_id}"
tags = "${merge(var.default_tags, map(
"Name", "kubernetes-${var.aws_cluster_name}-securitygroup-elb"
))}"
}
resource "aws_security_group_rule" "aws-allow-api-access" {
type = "ingress"
from_port = "${var.aws_elb_api_port}"
to_port = "${var.k8s_secure_api_port}"
protocol = "TCP"
cidr_blocks = ["0.0.0.0/0"]
security_group_id = "${aws_security_group.aws-elb.id}"
}
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resource "aws_security_group_rule" "aws-allow-api-egress" {
type = "egress"
from_port = 0
to_port = 65535
protocol = "TCP"
cidr_blocks = ["0.0.0.0/0"]
security_group_id = "${aws_security_group.aws-elb.id}"
}
# Create a new AWS ELB for K8S API
resource "aws_elb" "aws-elb-api" {
name = "kubernetes-elb-${var.aws_cluster_name}"
subnets = ["${var.aws_subnet_ids_public}"]
security_groups = ["${aws_security_group.aws-elb.id}"]
listener {
instance_port = "${var.k8s_secure_api_port}"
instance_protocol = "tcp"
lb_port = "${var.aws_elb_api_port}"
lb_protocol = "tcp"
}
health_check {
healthy_threshold = 2
unhealthy_threshold = 2
timeout = 3
target = "TCP:${var.k8s_secure_api_port}"
interval = 30
}
cross_zone_load_balancing = true
idle_timeout = 400
connection_draining = true
connection_draining_timeout = 400
tags = "${merge(var.default_tags, map(
"Name", "kubernetes-${var.aws_cluster_name}-elb-api"
))}"
}