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17-security-groups.tf
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resource "aws_security_group" "allow_ssh_from_the_internet" {
name = "allow_ssh_from_the_internet"
vpc_id = "${aws_vpc.kubernetes-vpc.id}"
ingress {
from_port = 22
to_port = 22
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
}
}
resource "aws_security_group" "allow_ssh_to_within_vpc" {
name = "allow_ssh_to_within_vpc"
vpc_id = "${aws_vpc.kubernetes-vpc.id}"
egress {
from_port = 22
to_port = 22
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
}
}
resource "aws_security_group" "allow_traffic_from_the_internet_for_prometheus" {
name = "allow_traffic_from_the_internet_for_prometheus"
vpc_id = "${aws_vpc.kubernetes-vpc.id}"
ingress {
from_port = 9090
to_port = 9090
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
}
}
resource "aws_security_group" "allow_ssh_from_within_vpc" {
name = "allow_ssh_from_within_vpc"
vpc_id = "${aws_vpc.kubernetes-vpc.id}"
ingress {
from_port = 22
to_port = 22
protocol = "tcp"
cidr_blocks = ["10.0.0.0/8"]
}
}
resource "aws_security_group" "allow_all_outgoing_traffic" {
name = "allow_all_outgoing_traffic"
vpc_id = "${aws_vpc.kubernetes-vpc.id}"
egress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
}
resource "aws_security_group" "allow_etcd_from_within_vpc" {
name = "allow_etcd_from_within_vpc"
vpc_id = "${aws_vpc.kubernetes-vpc.id}"
ingress {
from_port = 2379
to_port = 2380
protocol = "tcp"
cidr_blocks = ["10.0.0.0/8"]
}
}
resource "aws_security_group" "allow_etcd_to_within_vpc" {
name = "allow_etcd_to_within_vpc"
vpc_id = "${aws_vpc.kubernetes-vpc.id}"
egress {
from_port = 2379
to_port = 2380
protocol = "tcp"
cidr_blocks = ["10.0.0.0/8"]
}
}
resource "aws_security_group" "allow_incoming_http_and_https" {
name = "allow_incoming_http_and_https"
vpc_id = "${aws_vpc.kubernetes-vpc.id}"
ingress {
from_port = 80
to_port = 80
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
}
ingress {
from_port = 443
to_port = 443
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
}
}
resource "aws_security_group" "allow_flannel_traffic" {
name = "allow_kubernetes_flannel"
description = "allow_kubernetes_flannel"
vpc_id = "${aws_vpc.kubernetes-vpc.id}"
# cadvisor
/*ingress {
from_port = 4194
to_port = 4194
protocol = "tcp"
self = true
}*/
ingress {
from_port = 8285
to_port = 8285
protocol = "udp"
cidr_blocks = ["10.0.0.0/8"]
}
#worker node kubelet health check port
/*ingress {
from_port = 10250
to_port = 10250
protocol = "tcp"
self = "true"
}*/
egress {
from_port = 8285
to_port = 8285
protocol = "udp"
cidr_blocks = ["10.0.0.0/8"]
}
}