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security_groups.tf
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resource "aws_security_group" "master" {
name = "${local.name}-master"
vpc_id = data.aws_subnet.public_subnet[0].vpc_id
depends_on = [
null_resource.validate_domain_length
]
tags = local.common_tags
ingress {
from_port = 22
to_port = 22
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
}
ingress {
description = "kube api"
from_port = 6443
to_port = 6443
protocol = "TCP"
cidr_blocks = ["0.0.0.0/0"]
}
ingress {
description = "kubelet"
from_port = 10250
to_port = 10250
protocol = "tcp"
self = true
}
egress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
ingress {
description = "etcd"
from_port = 2379
to_port = 2380
protocol = "tcp"
self = true
}
ingress {
description = "etcd"
from_port = 2379
to_port = 2380
protocol = "tcp"
cidr_blocks = data.aws_subnet.public_subnet.*.cidr_block
}
ingress {
description = "allow vxlan master self"
from_port = 8472
to_port = 8472
protocol = "udp"
self = true
}
ingress {
description = "allow vxlan master worker"
from_port = 8472
to_port = 8472
protocol = "udp"
cidr_blocks = data.aws_subnet.public_subnet.*.cidr_block
}
ingress {
description = "prometheus operator metrics"
from_port = 6942
to_port = 6942
protocol = "tcp"
self = true
}
ingress {
description = "prometheus operator metrics"
from_port = 6942
to_port = 6942
protocol = "tcp"
cidr_blocks = data.aws_subnet.public_subnet.*.cidr_block
}
}
resource "aws_security_group" "worker" {
name = "${local.name}-worker"
vpc_id = data.aws_subnet.public_subnet[0].vpc_id
depends_on = [
null_resource.validate_domain_length
]
tags = local.common_tags
ingress {
from_port = 22
to_port = 22
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
}
ingress {
description = "kubelet"
from_port = 10250
to_port = 10250
protocol = "tcp"
self = true
}
egress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
ingress {
description = "vxlan"
from_port = 8472
to_port = 8472
protocol = "udp"
self = true
}
ingress {
description = "vxlan"
from_port = 8472
to_port = 8472
protocol = "udp"
security_groups = [aws_security_group.master.id]
}
ingress {
description = "prometheus operator metrics"
from_port = 6942
to_port = 6942
protocol = "tcp"
self = true
}
ingress {
description = "prometheus operator metrics"
from_port = 6942
to_port = 6942
protocol = "tcp"
security_groups = [aws_security_group.master.id]
}
}