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security_groups.tf
134 lines (117 loc) · 2.93 KB
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security_groups.tf
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resource "aws_security_group" "common_sg" {
vpc_id = aws_vpc.kubeadm_vpc.id
name = "common_sg"
ingress {
from_port = 22
to_port = 22
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
}
# Allow ICMP (ping) from anywhere
ingress {
from_port = -1 # -1 means all ICMP types
to_port = -1 # -1 means all ICMP codes
protocol = "icmp"
cidr_blocks = ["0.0.0.0/0"]
}
# Allow all traffic from the vpc cidr
ingress {
from_port = 0
to_port = 0
protocol = "-1" # -1 means all protocols
cidr_blocks = [aws_vpc.kubeadm_vpc.cidr_block]
}
egress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
depends_on = [aws_security_group.load_balancer_sg]
}
resource "aws_security_group" "load_balancer_sg" {
vpc_id = aws_vpc.kubeadm_vpc.id
name = "load_balancer_sg"
ingress {
from_port = 6443
to_port = 6443
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
}
egress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
}
resource "aws_security_group" "control_plane_sg" {
vpc_id = aws_vpc.kubeadm_vpc.id
name = "control_plane_sg"
ingress {
from_port = 6443
to_port = 6443
protocol = "tcp"
security_groups = [aws_security_group.load_balancer_sg.id]
}
ingress {
from_port = 2379
to_port = 2380
protocol = "tcp"
security_groups = [aws_security_group.load_balancer_sg.id]
}
ingress {
from_port = 10250
to_port = 10250
protocol = "tcp"
security_groups = [aws_security_group.load_balancer_sg.id]
}
ingress {
from_port = 10259
to_port = 10259
protocol = "tcp"
security_groups = [aws_security_group.load_balancer_sg.id]
}
ingress {
from_port = 10257
to_port = 10257
protocol = "tcp"
security_groups = [aws_security_group.load_balancer_sg.id]
}
egress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
depends_on = [aws_security_group.load_balancer_sg]
}
resource "aws_security_group" "worker_node_sg" {
vpc_id = aws_vpc.kubeadm_vpc.id
name = "worker_node_sg"
ingress {
from_port = 10250
to_port = 10250
protocol = "tcp"
security_groups = [aws_security_group.load_balancer_sg.id]
}
ingress {
from_port = 10256
to_port = 10256
protocol = "tcp"
security_groups = [aws_security_group.load_balancer_sg.id]
}
ingress {
from_port = 30000
to_port = 32767
protocol = "tcp"
security_groups = [aws_security_group.load_balancer_sg.id]
}
egress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
depends_on = [aws_security_group.load_balancer_sg]
}