typhoon/bare-metal/fedora-atomic/kubernetes/ssh.tf

121 lines
3.3 KiB
HCL

# Secure copy etcd TLS assets and kubeconfig to controllers. Activates kubelet.service
resource "null_resource" "copy-controller-secrets" {
count = "${length(var.controller_names)}"
connection {
type = "ssh"
host = "${element(var.controller_domains, count.index)}"
user = "fedora"
timeout = "60m"
}
provisioner "file" {
content = "${module.bootkube.kubeconfig}"
destination = "$HOME/kubeconfig"
}
provisioner "file" {
content = "${module.bootkube.etcd_ca_cert}"
destination = "$HOME/etcd-client-ca.crt"
}
provisioner "file" {
content = "${module.bootkube.etcd_client_cert}"
destination = "$HOME/etcd-client.crt"
}
provisioner "file" {
content = "${module.bootkube.etcd_client_key}"
destination = "$HOME/etcd-client.key"
}
provisioner "file" {
content = "${module.bootkube.etcd_server_cert}"
destination = "$HOME/etcd-server.crt"
}
provisioner "file" {
content = "${module.bootkube.etcd_server_key}"
destination = "$HOME/etcd-server.key"
}
provisioner "file" {
content = "${module.bootkube.etcd_peer_cert}"
destination = "$HOME/etcd-peer.crt"
}
provisioner "file" {
content = "${module.bootkube.etcd_peer_key}"
destination = "$HOME/etcd-peer.key"
}
provisioner "remote-exec" {
inline = [
"sudo mkdir -p /etc/ssl/etcd/etcd",
"sudo mv etcd-client* /etc/ssl/etcd/",
"sudo cp /etc/ssl/etcd/etcd-client-ca.crt /etc/ssl/etcd/etcd/server-ca.crt",
"sudo mv etcd-server.crt /etc/ssl/etcd/etcd/server.crt",
"sudo mv etcd-server.key /etc/ssl/etcd/etcd/server.key",
"sudo cp /etc/ssl/etcd/etcd-client-ca.crt /etc/ssl/etcd/etcd/peer-ca.crt",
"sudo mv etcd-peer.crt /etc/ssl/etcd/etcd/peer.crt",
"sudo mv etcd-peer.key /etc/ssl/etcd/etcd/peer.key",
"sudo mv $HOME/kubeconfig /etc/kubernetes/kubeconfig",
]
}
}
# Secure copy kubeconfig to all workers. Activates kubelet.service
resource "null_resource" "copy-worker-secrets" {
count = "${length(var.worker_names)}"
connection {
type = "ssh"
host = "${element(var.worker_domains, count.index)}"
user = "fedora"
timeout = "60m"
}
provisioner "file" {
content = "${module.bootkube.kubeconfig}"
destination = "$HOME/kubeconfig"
}
provisioner "remote-exec" {
inline = [
"sudo mv $HOME/kubeconfig /etc/kubernetes/kubeconfig",
]
}
}
# Secure copy bootkube assets to ONE controller and start bootkube to perform
# one-time self-hosted cluster bootstrapping.
resource "null_resource" "bootkube-start" {
# Without depends_on, this remote-exec may start before the kubeconfig copy.
# Terraform only does one task at a time, so it would try to bootstrap
# while no Kubelets are running.
depends_on = [
"null_resource.copy-controller-secrets",
"null_resource.copy-worker-secrets",
]
connection {
type = "ssh"
host = "${element(var.controller_domains, 0)}"
user = "fedora"
timeout = "15m"
}
provisioner "file" {
source = "${var.asset_dir}"
destination = "$HOME/assets"
}
provisioner "remote-exec" {
inline = [
"while [ ! -f /var/lib/cloud/instance/boot-finished ]; do sleep 4; done",
"sudo mv $HOME/assets /var/bootkube",
"sudo systemctl start bootkube",
]
}
}