terraform-hcloud-kube-hetzner/master.tf
2021-12-05 10:50:51 +01:00

70 lines
2.4 KiB
HCL

resource "hcloud_server" "first_control_plane" {
name = "k3s-control-plane-0"
image = data.hcloud_image.linux.name
rescue = "linux64"
server_type = var.control_plane_server_type
location = var.location
ssh_keys = [hcloud_ssh_key.default.id]
firewall_ids = [hcloud_firewall.k3s.id]
labels = {
"provisioner" = "terraform",
"engine" = "k3s"
}
provisioner "file" {
content = templatefile("${path.module}/templates/master.tpl", {
name = self.name
ssh_public_key = local.ssh_public_key
k3s_token = random_password.k3s_token.result
master_ip = local.first_control_plane_network_ip
})
destination = "/tmp/config.yaml"
connection {
user = "root"
private_key = file(var.private_key)
host = self.ipv4_address
}
}
provisioner "remote-exec" {
inline = local.k3os_install_commands
connection {
user = "root"
private_key = file(var.private_key)
host = self.ipv4_address
}
}
provisioner "local-exec" {
command = <<-EOT
sleep 60 && ping ${self.ipv4_address} | grep --line-buffered "bytes from" | head -1 && sleep 60 && scp -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -i ${var.private_key} rancher@${self.ipv4_address}:/etc/rancher/k3s/k3s.yaml ${path.module}/kubeconfig.yaml
sed -i -e 's/127.0.0.1/${self.ipv4_address}/g' ${path.module}/kubeconfig.yaml
EOT
}
# Install the Hetzner Cloud cloud controller and cloud storage interface
provisioner "local-exec" {
command = <<-EOT
kubectl -n kube-system create secret generic hcloud --from-literal=token=${var.hcloud_token} --from-literal=network=${hcloud_network.k3s.name} --kubeconfig ${path.module}/kubeconfig.yaml
kubectl apply -f ${path.module}/manifests/hcloud-ccm-net.yaml --kubeconfig ${path.module}/kubeconfig.yaml
kubectl -n kube-system create secret generic hcloud-csi --from-literal=token=${var.hcloud_token} --kubeconfig ${path.module}/kubeconfig.yaml
kubectl apply -f https://raw.githubusercontent.com/hetznercloud/csi-driver/master/deploy/kubernetes/hcloud-csi.yml --kubeconfig ${path.module}/kubeconfig.yaml
EOT
}
network {
network_id = hcloud_network.k3s.id
ip = local.first_control_plane_network_ip
}
depends_on = [
hcloud_network_subnet.k3s,
hcloud_firewall.k3s
]
}