terraform-hcloud-kube-hetzner/master.tf

73 lines
2.9 KiB
HCL

resource "hcloud_server" "first_control_plane" {
name = "k3s-control-plane-0"
image = data.hcloud_image.linux.name
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",
"k3s_upgrade" = "true"
}
user_data = data.template_cloudinit_config.init_cfg.rendered
provisioner "remote-exec" {
inline = var.initial_commands
connection {
user = "root"
private_key = file(var.private_key)
host = self.ipv4_address
}
}
provisioner "remote-exec" {
inline = [
"curl -sfL https://get.k3s.io | K3S_TOKEN=${random_password.k3s_cluster_secret.result} sh -s - server --cluster-init --node-ip=${local.first_control_plane_network_ip} --advertise-address=${local.first_control_plane_network_ip} --tls-san=${local.first_control_plane_network_ip} ${var.k3s_server_flags}",
"until systemctl is-active --quiet k3s.service; do sleep 1; done",
"until kubectl get node ${self.name}; do sleep 1; done",
"kubectl -n kube-system create secret generic hcloud --from-literal=token=${var.hcloud_token} --from-literal=network=${hcloud_network.k3s.name}",
"kubectl apply -f -<<EOF\n${data.template_file.ccm_manifest.rendered}\nEOF",
"kubectl -n kube-system create secret generic hcloud-csi --from-literal=token=${var.hcloud_token}",
"kubectl apply -f https://raw.githubusercontent.com/hetznercloud/csi-driver/master/deploy/kubernetes/hcloud-csi.yml",
"kubectl apply -f https://raw.githubusercontent.com/rancher/system-upgrade-controller/master/manifests/system-upgrade-controller.yaml",
"kubectl apply -f -<<EOF\n${data.template_file.upgrade_plan.rendered}\nEOF",
"latest=$(curl -s https://api.github.com/repos/weaveworks/kured/releases | jq -r .[0].tag_name)",
"kubectl apply -f https://github.com/weaveworks/kured/releases/download/$latest/kured-$latest-dockerhub.yaml"
]
connection {
user = "root"
private_key = file(var.private_key)
host = self.ipv4_address
}
}
provisioner "local-exec" {
command = "scp -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -i ${var.private_key} root@${self.ipv4_address}:/etc/rancher/k3s/k3s.yaml ${path.module}/kubeconfig.yaml"
}
provisioner "local-exec" {
command = "sed -i -e 's/127.0.0.1/${self.ipv4_address}/g' ${path.module}/kubeconfig.yaml"
}
provisioner "local-exec" {
command = "helm repo add cilium https://helm.cilium.io/ --kubeconfig ${path.module}/kubeconfig.yaml; helm install --values=manifests/helm/cilium/values.yaml cilium cilium/cilium -n kube-system --kubeconfig ${path.module}/kubeconfig.yaml"
}
network {
network_id = hcloud_network.k3s.id
ip = local.first_control_plane_network_ip
}
depends_on = [
hcloud_network_subnet.k3s,
hcloud_firewall.k3s
]
}