158 lines
2.7 KiB
HCL
158 lines
2.7 KiB
HCL
resource "random_password" "k3s_token" {
|
|
length = 48
|
|
special = false
|
|
}
|
|
|
|
resource "hcloud_ssh_key" "default" {
|
|
name = "K3S terraform module - Provisioning SSH key"
|
|
public_key = local.ssh_public_key
|
|
}
|
|
|
|
resource "hcloud_network" "k3s" {
|
|
name = "k3s-net"
|
|
ip_range = "10.0.0.0/8"
|
|
}
|
|
|
|
resource "hcloud_network_subnet" "k3s" {
|
|
network_id = hcloud_network.k3s.id
|
|
type = "cloud"
|
|
network_zone = "eu-central"
|
|
ip_range = "10.0.0.0/16"
|
|
}
|
|
|
|
resource "hcloud_firewall" "k3s" {
|
|
name = "k3s-firewall"
|
|
|
|
# Allowing internal cluster traffic and Hetzner metadata service and cloud API IPs
|
|
rule {
|
|
direction = "in"
|
|
protocol = "tcp"
|
|
port = "any"
|
|
source_ips = [
|
|
"127.0.0.1/32",
|
|
"10.0.0.0/8",
|
|
"169.254.169.254/32",
|
|
"213.239.246.1/32"
|
|
]
|
|
}
|
|
rule {
|
|
direction = "in"
|
|
protocol = "udp"
|
|
port = "any"
|
|
source_ips = [
|
|
"127.0.0.1/32",
|
|
"10.0.0.0/8",
|
|
"169.254.169.254/32",
|
|
"213.239.246.1/32"
|
|
]
|
|
}
|
|
rule {
|
|
direction = "in"
|
|
protocol = "icmp"
|
|
source_ips = [
|
|
"127.0.0.1/32",
|
|
"10.0.0.0/8",
|
|
"169.254.169.254/32",
|
|
"213.239.246.1/32"
|
|
]
|
|
}
|
|
|
|
# Allow all traffic to the kube api server
|
|
rule {
|
|
direction = "in"
|
|
protocol = "tcp"
|
|
port = "6443"
|
|
source_ips = [
|
|
"0.0.0.0/0"
|
|
]
|
|
}
|
|
|
|
# Allow all traffic to the ssh port
|
|
rule {
|
|
direction = "in"
|
|
protocol = "tcp"
|
|
port = "22"
|
|
source_ips = [
|
|
"0.0.0.0/0"
|
|
]
|
|
}
|
|
|
|
# Allow ping on ipv4
|
|
rule {
|
|
direction = "in"
|
|
protocol = "icmp"
|
|
source_ips = [
|
|
"0.0.0.0/0"
|
|
]
|
|
}
|
|
|
|
# Allow basic out traffic
|
|
# ICMP to ping outside services
|
|
rule {
|
|
direction = "out"
|
|
protocol = "icmp"
|
|
destination_ips = [
|
|
"0.0.0.0/0"
|
|
]
|
|
}
|
|
|
|
# DNS
|
|
rule {
|
|
direction = "out"
|
|
protocol = "tcp"
|
|
port = "53"
|
|
destination_ips = [
|
|
"0.0.0.0/0"
|
|
]
|
|
}
|
|
rule {
|
|
direction = "out"
|
|
protocol = "udp"
|
|
port = "53"
|
|
destination_ips = [
|
|
"0.0.0.0/0"
|
|
]
|
|
}
|
|
|
|
# HTTP(s)
|
|
rule {
|
|
direction = "out"
|
|
protocol = "tcp"
|
|
port = "80"
|
|
destination_ips = [
|
|
"0.0.0.0/0"
|
|
]
|
|
}
|
|
rule {
|
|
direction = "out"
|
|
protocol = "tcp"
|
|
port = "443"
|
|
destination_ips = [
|
|
"0.0.0.0/0"
|
|
]
|
|
}
|
|
|
|
#NTP
|
|
rule {
|
|
direction = "out"
|
|
protocol = "udp"
|
|
port = "123"
|
|
destination_ips = [
|
|
"0.0.0.0/0"
|
|
]
|
|
}
|
|
|
|
}
|
|
|
|
data "hcloud_image" "linux" {
|
|
name = local.hcloud_image_name
|
|
}
|
|
|
|
resource "local_file" "traefik_config" {
|
|
content = templatefile("${path.module}/templates/traefik_config.yaml.tpl", {
|
|
lb_server_type = var.lb_server_type
|
|
location = var.location
|
|
})
|
|
filename = "${path.module}/templates/rendered/traefik_config.yaml"
|
|
}
|