1236bbe6f3
Setting private_key to null uses the local ssh-agent as a fallback for authentication. Using the public_key instead of the private_key for ssh -i lets the agent select the right identity if loaded. tested with a yubikey
62 lines
1.8 KiB
HCL
62 lines
1.8 KiB
HCL
resource "hcloud_server" "control_planes" {
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count = var.servers_num - 1
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name = "k3s-control-plane-${count.index + 1}"
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image = data.hcloud_image.linux.name
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rescue = "linux64"
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server_type = var.control_plane_server_type
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location = var.location
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ssh_keys = [hcloud_ssh_key.default.id]
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firewall_ids = [hcloud_firewall.k3s.id]
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labels = {
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"provisioner" = "terraform",
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"engine" = "k3s",
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"k3s_upgrade" = "true"
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}
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provisioner "file" {
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content = templatefile("${path.module}/templates/server.tpl", {
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name = self.name
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ssh_public_key = local.ssh_public_key
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k3s_token = random_password.k3s_token.result
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master_ip = local.first_control_plane_network_ip
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node_ip = cidrhost(hcloud_network.k3s.ip_range, 3 + count.index)
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})
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destination = "/tmp/config.yaml"
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connection {
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user = "root"
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private_key = var.private_key == null ? null : file(var.private_key)
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agent_identity = var.private_key == null ? file(var.public_key) : null
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host = self.ipv4_address
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}
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}
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provisioner "remote-exec" {
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inline = local.k3os_install_commands
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connection {
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user = "root"
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private_key = var.private_key == null ? null : file(var.private_key)
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agent_identity = var.private_key == null ? file(var.public_key) : null
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host = self.ipv4_address
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}
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}
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provisioner "local-exec" {
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command = "sleep 60 && ping ${self.ipv4_address} | grep --line-buffered 'bytes from' | head -1 && sleep 100"
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}
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network {
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network_id = hcloud_network.k3s.id
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ip = cidrhost(hcloud_network.k3s.ip_range, 3 + count.index)
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}
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depends_on = [
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hcloud_server.first_control_plane,
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hcloud_network_subnet.k3s
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]
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}
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