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Disable usage of default security group (#4533)

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This commit is contained in:
Maxime Guyot
2019-04-17 11:10:03 +02:00
committed by Kubernetes Prow Robot
parent d83181a2be
commit 1cf76a10db
4 changed files with 33 additions and 18 deletions
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1
contrib/terraform/openstack/kubespray.tf
View File

@@ -53,6 +53,7 @@ module "compute" {
bastion_fips = "${module.ips.bastion_fips}" bastion_fips = "${module.ips.bastion_fips}"
bastion_allowed_remote_ips = "${var.bastion_allowed_remote_ips}" bastion_allowed_remote_ips = "${var.bastion_allowed_remote_ips}"
k8s_allowed_remote_ips = "${var.k8s_allowed_remote_ips}" k8s_allowed_remote_ips = "${var.k8s_allowed_remote_ips}"
k8s_allowed_egress_ips = "${var.k8s_allowed_egress_ips}"
supplementary_master_groups = "${var.supplementary_master_groups}" supplementary_master_groups = "${var.supplementary_master_groups}"
supplementary_node_groups = "${var.supplementary_node_groups}" supplementary_node_groups = "${var.supplementary_node_groups}"
worker_allowed_ports = "${var.worker_allowed_ports}" worker_allowed_ports = "${var.worker_allowed_ports}"

40
contrib/terraform/openstack/modules/compute/main.tf
View File

@@ -4,8 +4,9 @@ resource "openstack_compute_keypair_v2" "k8s" {
} }
resource "openstack_networking_secgroup_v2" "k8s_master" { resource "openstack_networking_secgroup_v2" "k8s_master" {
name = "${var.cluster_name}-k8s-master" name = "${var.cluster_name}-k8s-master"
description = "${var.cluster_name} - Kubernetes Master" description = "${var.cluster_name} - Kubernetes Master"
delete_default_rules = true
} }
resource "openstack_networking_secgroup_rule_v2" "k8s_master" { resource "openstack_networking_secgroup_rule_v2" "k8s_master" {
@@ -19,9 +20,10 @@ resource "openstack_networking_secgroup_rule_v2" "k8s_master" {
} }
resource "openstack_networking_secgroup_v2" "bastion" { resource "openstack_networking_secgroup_v2" "bastion" {
name = "${var.cluster_name}-bastion" name = "${var.cluster_name}-bastion"
count = "${var.number_of_bastions ? 1 : 0}" count = "${var.number_of_bastions ? 1 : 0}"
description = "${var.cluster_name} - Bastion Server" description = "${var.cluster_name} - Bastion Server"
delete_default_rules = true
} }
resource "openstack_networking_secgroup_rule_v2" "bastion" { resource "openstack_networking_secgroup_rule_v2" "bastion" {
@@ -36,8 +38,9 @@ resource "openstack_networking_secgroup_rule_v2" "bastion" {
} }
resource "openstack_networking_secgroup_v2" "k8s" { resource "openstack_networking_secgroup_v2" "k8s" {
name = "${var.cluster_name}-k8s" name = "${var.cluster_name}-k8s"
description = "${var.cluster_name} - Kubernetes" description = "${var.cluster_name} - Kubernetes"
delete_default_rules = true
} }
resource "openstack_networking_secgroup_rule_v2" "k8s" { resource "openstack_networking_secgroup_rule_v2" "k8s" {
@@ -58,9 +61,18 @@ resource "openstack_networking_secgroup_rule_v2" "k8s_allowed_remote_ips" {
security_group_id = "${openstack_networking_secgroup_v2.k8s.id}" security_group_id = "${openstack_networking_secgroup_v2.k8s.id}"
} }
resource "openstack_networking_secgroup_rule_v2" "egress" {
count = "${length(var.k8s_allowed_egress_ips)}"
direction = "egress"
ethertype = "IPv4"
remote_ip_prefix = "${var.k8s_allowed_egress_ips[count.index]}"
security_group_id = "${openstack_networking_secgroup_v2.k8s.id}"
}
resource "openstack_networking_secgroup_v2" "worker" { resource "openstack_networking_secgroup_v2" "worker" {
name = "${var.cluster_name}-k8s-worker" name = "${var.cluster_name}-k8s-worker"
description = "${var.cluster_name} - Kubernetes worker nodes" description = "${var.cluster_name} - Kubernetes worker nodes"
delete_default_rules = true
} }
resource "openstack_networking_secgroup_rule_v2" "worker" { resource "openstack_networking_secgroup_rule_v2" "worker" {
@@ -87,7 +99,6 @@ resource "openstack_compute_instance_v2" "bastion" {
security_groups = ["${openstack_networking_secgroup_v2.k8s.name}", security_groups = ["${openstack_networking_secgroup_v2.k8s.name}",
"${openstack_networking_secgroup_v2.bastion.name}", "${openstack_networking_secgroup_v2.bastion.name}",
"default",
] ]
metadata = { metadata = {
@@ -115,7 +126,6 @@ resource "openstack_compute_instance_v2" "k8s_master" {
security_groups = ["${openstack_networking_secgroup_v2.k8s_master.name}", security_groups = ["${openstack_networking_secgroup_v2.k8s_master.name}",
"${openstack_networking_secgroup_v2.k8s.name}", "${openstack_networking_secgroup_v2.k8s.name}",
"default",
] ]
metadata = { metadata = {
@@ -143,7 +153,6 @@ resource "openstack_compute_instance_v2" "k8s_master_no_etcd" {
security_groups = ["${openstack_networking_secgroup_v2.k8s_master.name}", security_groups = ["${openstack_networking_secgroup_v2.k8s_master.name}",
"${openstack_networking_secgroup_v2.k8s.name}", "${openstack_networking_secgroup_v2.k8s.name}",
"default",
] ]
metadata = { metadata = {
@@ -192,7 +201,6 @@ resource "openstack_compute_instance_v2" "k8s_master_no_floating_ip" {
security_groups = ["${openstack_networking_secgroup_v2.k8s_master.name}", security_groups = ["${openstack_networking_secgroup_v2.k8s_master.name}",
"${openstack_networking_secgroup_v2.k8s.name}", "${openstack_networking_secgroup_v2.k8s.name}",
"default",
] ]
metadata = { metadata = {
@@ -239,7 +247,6 @@ resource "openstack_compute_instance_v2" "k8s_node" {
security_groups = ["${openstack_networking_secgroup_v2.k8s.name}", security_groups = ["${openstack_networking_secgroup_v2.k8s.name}",
"${openstack_networking_secgroup_v2.worker.name}", "${openstack_networking_secgroup_v2.worker.name}",
"default",
] ]
metadata = { metadata = {
@@ -267,7 +274,6 @@ resource "openstack_compute_instance_v2" "k8s_node_no_floating_ip" {
security_groups = ["${openstack_networking_secgroup_v2.k8s.name}", security_groups = ["${openstack_networking_secgroup_v2.k8s.name}",
"${openstack_networking_secgroup_v2.worker.name}", "${openstack_networking_secgroup_v2.worker.name}",
"default",
] ]
metadata = { metadata = {
@@ -314,9 +320,7 @@ resource "openstack_compute_instance_v2" "glusterfs_node_no_floating_ip" {
name = "${var.network_name}" name = "${var.network_name}"
} }
security_groups = ["${openstack_networking_secgroup_v2.k8s.name}", security_groups = ["${openstack_networking_secgroup_v2.k8s.name}"]
"default",
]
metadata = { metadata = {
ssh_user = "${var.ssh_user_gfs}" ssh_user = "${var.ssh_user_gfs}"

4
contrib/terraform/openstack/modules/compute/variables.tf
View File

@@ -70,6 +70,10 @@ variable "k8s_allowed_remote_ips" {
type = "list" type = "list"
} }
variable "k8s_allowed_egress_ips" {
type = "list"
}
variable "supplementary_master_groups" { variable "supplementary_master_groups" {
default = "" default = ""
} }

6
contrib/terraform/openstack/variables.tf
View File

@@ -151,6 +151,12 @@ variable "k8s_allowed_remote_ips" {
default = [] default = []
} }
variable "k8s_allowed_egress_ips" {
description = "An array of CIDRs allowed for egress traffic"
type = "list"
default = ["0.0.0.0/0"]
}
variable "worker_allowed_ports" { variable "worker_allowed_ports" {
type = "list" type = "list"