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Add secgroups

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This commit is contained in:
Serge Logvinov
2022-05-14 13:09:15 +03:00
parent 21830f2201
commit 7ecfad8608
16 changed files with 298 additions and 150 deletions
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1
openstack/Makefile
View File

@@ -29,6 +29,7 @@ create-templates:
create-kubeconfig:
talosctl --talosconfig _cfgs/talosconfig --nodes 172.16.132.11 kubeconfig .
kubectl --kubeconfig=kubeconfig get pods -owide -A
create-deployments:
helm template --namespace=kube-system --version=1.11.4 -f deployments/cilium.yaml cilium \

5
openstack/instances-master.tf
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@@ -15,6 +15,7 @@ module "controlplane" {
instance_count = lookup(try(var.controlplane[each.key], {}), "count", 0)
instance_flavor = lookup(try(var.controlplane[each.key], {}), "instance_type", "d2-2")
instance_image = data.openstack_images_image_v2.talos[each.key].id
instance_secgroups = [local.network_secgroup[each.key].common.id, local.network_secgroup[each.key].controlplane.id]
instance_params = merge(var.kubernetes, {
lbv4 = local.lbv4
routes = "\n${join("\n", formatlist("- network: %s", flatten([for zone in local.regions : local.network_subnets[zone] if zone != each.key])))}"
@@ -39,3 +40,7 @@ module "controlplane" {
network_internal = local.network_public[each.key]
network_external = local.network_external[each.key]
}
locals {
lbv4s = compact([for c in module.controlplane : c.controlplane_lb])
}

26
openstack/instances-web.tf
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@@ -1,16 +1,26 @@
resource "openstack_compute_servergroup_v2" "web" {
for_each = { for idx, name in local.regions : name => idx }
region = each.key
name = "web"
policies = ["soft-anti-affinity"]
}
module "web" {
source = "./modules/worker"
for_each = { for idx, name in local.regions : name => idx }
region = each.key
instance_count = lookup(try(var.instances[each.key], {}), "web_count", 0)
instance_name = "web"
instance_flavor = lookup(try(var.instances[each.key], {}), "web_instance_type", 0)
instance_image = data.openstack_images_image_v2.talos[each.key].id
source = "./modules/worker"
for_each = { for idx, name in local.regions : name => idx }
region = each.key
instance_servergroup = openstack_compute_servergroup_v2.web[each.key].id
instance_count = lookup(try(var.instances[each.key], {}), "web_count", 0)
instance_name = "web"
instance_flavor = lookup(try(var.instances[each.key], {}), "web_instance_type", 0)
instance_image = data.openstack_images_image_v2.talos[each.key].id
instance_secgroups = [local.network_secgroup[each.key].common.id, local.network_secgroup[each.key].web.id]
instance_params = merge(var.kubernetes, {
ipv4_local_network = local.network[each.key].cidr
ipv4_local_gw = local.network_public[each.key].gateway
lbv4 = module.controlplane[each.key].controlplane_lb
lbv4 = module.controlplane[each.key].controlplane_lb != "" ? module.controlplane[each.key].controlplane_lb : one(local.lbv4s)
routes = "\n${join("\n", formatlist("- network: %s", flatten([for zone in local.regions : local.network_subnets[zone] if zone != each.key])))}"
})

18
openstack/instances-workers.tf
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@@ -1,16 +1,18 @@
module "worker" {
source = "./modules/worker"
for_each = { for idx, name in local.regions : name => idx }
region = each.key
instance_count = lookup(try(var.instances[each.key], {}), "worker_count", 0)
instance_name = "worker"
instance_flavor = lookup(try(var.instances[each.key], {}), "worker_instance_type", 0)
instance_image = data.openstack_images_image_v2.talos[each.key].id
source = "./modules/worker"
for_each = { for idx, name in local.regions : name => idx }
region = each.key
instance_count = lookup(try(var.instances[each.key], {}), "worker_count", 0)
instance_name = "worker"
instance_flavor = lookup(try(var.instances[each.key], {}), "worker_instance_type", 0)
instance_image = data.openstack_images_image_v2.talos[each.key].id
instance_secgroups = [local.network_secgroup[each.key].common.id]
instance_params = merge(var.kubernetes, {
ipv4_local_network = local.network[each.key].cidr
ipv4_local_gw = local.network_private[each.key].gateway
lbv4 = module.controlplane[each.key].controlplane_lb
lbv4 = module.controlplane[each.key].controlplane_lb != "" ? module.controlplane[each.key].controlplane_lb : one(local.lbv4s)
routes = "\n${join("\n", formatlist("- network: %s", flatten([for zone in local.regions : local.network_subnets[zone] if zone != each.key])))}"
})

12
openstack/modules/controlplane/main.tf
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@@ -5,7 +5,6 @@ resource "openstack_networking_port_v2" "controlplane" {
name = "controlplane-${lower(var.region)}-${count.index + 1}"
network_id = var.network_internal.network_id
admin_state_up = true
# port_security_enabled = false ### FIXME
fixed_ip {
subnet_id = var.network_internal.subnet_id
@@ -18,11 +17,12 @@ resource "openstack_networking_port_v2" "controlplane" {
}
resource "openstack_networking_port_v2" "controlplane_public" {
count = var.instance_count
region = var.region
name = "controlplane-${lower(var.region)}-${count.index + 1}"
network_id = var.network_external.id
admin_state_up = "true"
count = var.instance_count
region = var.region
name = "controlplane-${lower(var.region)}-${count.index + 1}"
network_id = var.network_external.id
admin_state_up = true
security_group_ids = var.instance_secgroups
}
resource "openstack_compute_instance_v2" "controlplane" {

2
openstack/modules/controlplane/outputs.tf
View File

@@ -6,7 +6,7 @@ output "controlplane_lb" {
output "controlplane_endpoints" {
description = "Kubernetes controlplane endpoint"
value = [for ip in try(openstack_networking_port_v2.controlplane_public[*].all_fixed_ips, []) : ip]
value = flatten([for ip in try(openstack_networking_port_v2.controlplane_public[*].all_fixed_ips, []) : ip])
depends_on = [openstack_networking_port_v2.controlplane_public]
}

6
openstack/modules/controlplane/variables.tf
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@@ -33,6 +33,12 @@ variable "instance_image" {
type = string
}
variable "instance_secgroups" {
description = "Instance network security groups"
type = list(string)
default = []
}
variable "instance_params" {
description = "Instance template parameters"
type = map(string)

20
openstack/modules/worker/main.tf
View File

@@ -6,6 +6,9 @@ resource "openstack_networking_port_v2" "worker" {
network_id = var.network_internal.network_id
admin_state_up = true
# port_security_enabled = len(var.instance_secgroups) > 0
# security_group_ids = var.instance_secgroups
fixed_ip {
subnet_id = var.network_internal.subnet_id
ip_address = cidrhost(var.network_internal.cidr, var.instance_ip_start + count.index)
@@ -13,11 +16,12 @@ resource "openstack_networking_port_v2" "worker" {
}
resource "openstack_networking_port_v2" "worker_public" {
count = length(try(var.network_external, {})) == 0 ? 0 : var.instance_count
region = var.region
name = "${var.instance_name}-${lower(var.region)}-${count.index + 1}"
network_id = var.network_external.id
admin_state_up = true
count = length(try(var.network_external, {})) == 0 ? 0 : var.instance_count
region = var.region
name = "${var.instance_name}-${lower(var.region)}-${count.index + 1}"
network_id = var.network_external.id
admin_state_up = true
security_group_ids = var.instance_secgroups
dynamic "fixed_ip" {
for_each = try([var.network_external.subnet], [])
@@ -38,6 +42,12 @@ resource "openstack_compute_instance_v2" "worker" {
flavor_name = var.instance_flavor
image_id = var.instance_image
scheduler_hints {
group = var.instance_servergroup
}
stop_before_destroy = true
user_data = templatefile("${path.module}/../../templates/worker.yaml.tpl",
merge(var.instance_params, {
name = "${var.instance_name}-${lower(var.region)}-${count.index + 1}"

2
openstack/modules/worker/outputs.tf
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@@ -1,5 +1,5 @@
output "worker_endpoints" {
description = "Kubernetes worker endpoint"
value = [for ip in try(openstack_networking_port_v2.worker[*].all_fixed_ips, []) : ip]
value = flatten([for ip in try(openstack_networking_port_v2.worker_public[*].all_fixed_ips, []) : ip])
}

12
openstack/modules/worker/variables.tf
View File

@@ -13,6 +13,12 @@ variable "network_external" {
default = {}
}
variable "instance_servergroup" {
description = "Server Group"
type = string
default = ""
}
variable "instance_count" {
description = "Instances in region"
type = number
@@ -34,6 +40,12 @@ variable "instance_image" {
type = string
}
variable "instance_secgroups" {
description = "Instance network security groups"
type = list(string)
default = []
}
variable "instance_params" {
description = "Instance template parameters"
type = map(string)

5
openstack/outputs.tf
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@@ -3,3 +3,8 @@ output "controlplane_endpoint" {
description = "Kubernetes controlplane endpoint"
value = module.controlplane
}
output "web_endpoint" {
description = "Kubernetes controlplane endpoint"
value = module.web
}

290
openstack/prepare/network-secgroup.tf
View File

@@ -1,102 +1,208 @@
# resource "openstack_networking_secgroup_v2" "controlplane" {
# count = length(var.regions)
# region = element(var.regions, count.index)
# name = "api"
# description = "Security group for allowing controlplane access"
# }
resource "openstack_networking_secgroup_v2" "common" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
name = "common"
description = "Security group for all nodes"
}
# resource "openstack_networking_secgroup_rule_v2" "controlplane_icmp_access_ipv4" {
# count = length(var.regions)
# region = element(var.regions, count.index)
# direction = "ingress"
# ethertype = "IPv4"
# protocol = "icmp"
# security_group_id = openstack_networking_secgroup_v2.controlplane[count.index].id
# }
resource "openstack_networking_secgroup_rule_v2" "common_icmp_ipv4" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.common[each.key].id
direction = "ingress"
ethertype = "IPv4"
protocol = "icmp"
}
# resource "openstack_networking_secgroup_rule_v2" "controlplane_icmp_access_ipv6" {
# count = length(var.regions)
# region = element(var.regions, count.index)
# direction = "ingress"
# ethertype = "IPv6"
# protocol = "icmp"
# security_group_id = openstack_networking_secgroup_v2.controlplane[count.index].id
# }
resource "openstack_networking_secgroup_rule_v2" "common_icmp_ipv6" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.common[each.key].id
direction = "ingress"
ethertype = "IPv6"
protocol = "ipv6-icmp"
}
# resource "openstack_networking_secgroup_rule_v2" "controlplane_ssh_access_ipv4" {
# count = length(var.regions)
# region = element(var.regions, count.index)
# direction = "ingress"
# ethertype = "IPv4"
# protocol = "tcp"
# port_range_min = 22
# port_range_max = 22
# security_group_id = openstack_networking_secgroup_v2.controlplane[count.index].id
# }
resource "openstack_networking_secgroup_rule_v2" "common_talos_ipv4" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.common[each.key].id
direction = "ingress"
ethertype = "IPv4"
protocol = "tcp"
port_range_min = 50000
port_range_max = 50001
remote_ip_prefix = var.network_cidr
}
# resource "openstack_networking_secgroup_rule_v2" "controlplane_talos_access_ipv4" {
# count = length(var.regions)
# region = element(var.regions, count.index)
# direction = "ingress"
# ethertype = "IPv4"
# protocol = "tcp"
# port_range_min = 50000
# port_range_max = 50000
# security_group_id = openstack_networking_secgroup_v2.controlplane[count.index].id
# }
resource "openstack_networking_secgroup_rule_v2" "common_talos_ipv6" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.common[each.key].id
direction = "ingress"
ethertype = "IPv6"
protocol = "tcp"
port_range_min = 50000
port_range_max = 50001
remote_ip_prefix = local.network_cidr_v6
}
# resource "openstack_networking_secgroup_rule_v2" "controlplane_etcd_access_ipv4" {
# count = length(var.regions)
# region = element(var.regions, count.index)
# direction = "ingress"
# ethertype = "IPv4"
# protocol = "tcp"
# port_range_min = 2379
# port_range_max = 2380
# security_group_id = openstack_networking_secgroup_v2.controlplane[count.index].id
# }
resource "openstack_networking_secgroup_rule_v2" "common_kubelet_ipv4" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.common[each.key].id
direction = "ingress"
ethertype = "IPv4"
protocol = "tcp"
port_range_min = 10250
port_range_max = 10250
remote_ip_prefix = var.network_cidr
}
# resource "openstack_networking_secgroup_rule_v2" "controlplane_kubernetes_access_ipv4" {
# count = length(var.regions)
# region = element(var.regions, count.index)
# direction = "ingress"
# ethertype = "IPv4"
# protocol = "tcp"
# port_range_min = 6443
# port_range_max = 6443
# security_group_id = openstack_networking_secgroup_v2.controlplane[count.index].id
# }
resource "openstack_networking_secgroup_rule_v2" "common_kubelet_ipv6" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.common[each.key].id
direction = "ingress"
ethertype = "IPv6"
protocol = "tcp"
port_range_min = 10250
port_range_max = 10250
remote_ip_prefix = local.network_cidr_v6
}
# resource "openstack_networking_secgroup_rule_v2" "controlplane_kubernetes_access_ipv6" {
# count = length(var.regions)
# region = element(var.regions, count.index)
# direction = "ingress"
# ethertype = "IPv6"
# protocol = "tcp"
# port_range_min = 6443
# port_range_max = 6443
# security_group_id = openstack_networking_secgroup_v2.controlplane[count.index].id
# }
resource "openstack_networking_secgroup_rule_v2" "common_cilium_health_ipv4" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.common[each.key].id
direction = "ingress"
ethertype = "IPv4"
protocol = "tcp"
port_range_min = 4240
port_range_max = 4240
remote_ip_prefix = var.network_cidr
}
# resource "openstack_networking_secgroup_rule_v2" "controlplane_cilium_health_access_ipv4" {
# count = length(var.regions)
# region = element(var.regions, count.index)
# direction = "ingress"
# ethertype = "IPv4"
# protocol = "tcp"
# port_range_min = 4240
# port_range_max = 4240
# security_group_id = openstack_networking_secgroup_v2.controlplane[count.index].id
# }
resource "openstack_networking_secgroup_rule_v2" "common_cilium_health_ipv6" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.common[each.key].id
direction = "ingress"
ethertype = "IPv6"
protocol = "tcp"
port_range_min = 4240
port_range_max = 4240
remote_ip_prefix = local.network_cidr_v6
}
# resource "openstack_networking_secgroup_rule_v2" "controlplane_cilium_health_access_ipv6" {
# count = length(var.regions)
# region = element(var.regions, count.index)
# direction = "ingress"
# ethertype = "IPv6"
# protocol = "tcp"
# port_range_min = 4240
# port_range_max = 4240
# security_group_id = openstack_networking_secgroup_v2.controlplane[count.index].id
# }
resource "openstack_networking_secgroup_rule_v2" "common_cilium_vxvlan" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.common[each.key].id
direction = "ingress"
ethertype = "IPv4"
protocol = "udp"
port_range_min = 8472
port_range_max = 8472
remote_ip_prefix = var.network_cidr
}
### Controlplane
resource "openstack_networking_secgroup_v2" "controlplane" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
name = "controlplane"
description = "Security group for controlplane"
}
resource "openstack_networking_secgroup_rule_v2" "controlplane_talos_admins" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.controlplane[each.key].id
direction = "ingress"
ethertype = "IPv4"
protocol = "tcp"
port_range_min = 50000
port_range_max = 50000
remote_ip_prefix = var.whitelist_admins[0]
}
resource "openstack_networking_secgroup_rule_v2" "controlplane_etcd_ipv4" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.controlplane[each.key].id
direction = "ingress"
ethertype = "IPv4"
protocol = "tcp"
port_range_min = 2379
port_range_max = 2380
}
resource "openstack_networking_secgroup_rule_v2" "controlplane_kubernetes_ipv4" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.controlplane[each.key].id
direction = "ingress"
ethertype = "IPv4"
protocol = "tcp"
port_range_min = 6443
port_range_max = 6443
remote_ip_prefix = var.network_cidr
}
resource "openstack_networking_secgroup_rule_v2" "controlplane_kubernetes_ipv6" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.controlplane[each.key].id
direction = "ingress"
ethertype = "IPv6"
protocol = "tcp"
port_range_min = 6443
port_range_max = 6443
remote_ip_prefix = local.network_cidr_v6
}
resource "openstack_networking_secgroup_rule_v2" "controlplane_kubernetes_admins" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.controlplane[each.key].id
direction = "ingress"
ethertype = "IPv4"
protocol = "tcp"
port_range_min = 6443
port_range_max = 6443
remote_ip_prefix = var.whitelist_admins[0]
}
### Web
resource "openstack_networking_secgroup_v2" "web" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
name = "web"
description = "Security group for web"
}
resource "openstack_networking_secgroup_rule_v2" "web_http_v4" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.web[each.key].id
direction = "ingress"
ethertype = "IPv4"
protocol = "tcp"
port_range_min = 80
port_range_max = 80
}
resource "openstack_networking_secgroup_rule_v2" "web_https_v4" {
for_each = { for idx, name in var.regions : name => idx }
region = each.key
security_group_id = openstack_networking_secgroup_v2.web[each.key].id
direction = "ingress"
ethertype = "IPv4"
protocol = "tcp"
port_range_min = 443
port_range_max = 443
}

5
openstack/prepare/network.tf
View File

@@ -14,7 +14,8 @@ data "openstack_networking_network_v2" "main" {
# }
locals {
network_id = data.openstack_networking_network_v2.main
network_id = data.openstack_networking_network_v2.main
network_cidr_v6 = "fd60:${replace(cidrhost(var.network_cidr, 1), ".", ":")}::/56"
}
resource "openstack_networking_subnet_v2" "public" {
@@ -51,7 +52,7 @@ resource "openstack_networking_subnet_v2" "private_v6" {
region = each.key
name = "private-v6"
network_id = local.network_id[each.key].id
cidr = cidrsubnet("fd60:${replace(cidrhost(var.network_cidr, 1), ".", ":")}::/56", 8, 4 * (var.network_shift + each.value))
cidr = cidrsubnet(local.network_cidr_v6, 8, 1 + 4 * (var.network_shift + each.value))
no_gateway = true
ip_version = 6
ipv6_address_mode = "slaac" # dhcpv6-stateless dhcpv6-stateful # slaac

9
openstack/prepare/outputs.tf
View File

@@ -45,3 +45,12 @@ output "network_private" {
mtu = local.network_id[zone].mtu
} }
}
output "network_secgroup" {
description = "The Network Security Groups"
value = { for idx, zone in var.regions : zone => {
common = openstack_networking_secgroup_v2.common[zone]
controlplane = openstack_networking_secgroup_v2.controlplane[zone]
web = openstack_networking_secgroup_v2.web[zone]
} }
}

5
openstack/prepare/variables.tf
View File

@@ -27,6 +27,11 @@ variable "network_cidr" {
default = "172.16.0.0/16"
}
variable "whitelist_admins" {
description = "Whitelist for administrators"
default = ["0.0.0.0/0", "::/0"]
}
variable "network_shift" {
description = "Network number shift"
type = number

30
openstack/variables.tf
View File

@@ -14,6 +14,8 @@ locals {
network_public = data.terraform_remote_state.prepare.outputs.network_public
network_private = data.terraform_remote_state.prepare.outputs.network_private
network_subnets = { for zone in local.regions : zone => [local.network_public[zone].cidr, local.network_private[zone].cidr] }
network_secgroup = data.terraform_remote_state.prepare.outputs.network_secgroup
}
variable "ccm_username" {
@@ -61,7 +63,7 @@ variable "instances" {
description = "Map of region's properties"
type = map(any)
default = {
"GRA9" = {
"REGION" = {
web_count = 0,
web_instance_type = "d2-2",
worker_count = 0,
@@ -69,29 +71,3 @@ variable "instances" {
},
}
}
variable "whitelist_admins" {
description = "Whitelist for administrators"
default = ["0.0.0.0/0", "::/0"]
}
variable "whitelist_web" {
description = "Whitelist for web (default Cloudflare network)"
default = [
"173.245.48.0/20",
"103.21.244.0/22",
"103.22.200.0/22",
"103.31.4.0/22",
"141.101.64.0/18",
"108.162.192.0/18",
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}