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tls-etcd.tf
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tls-etcd.tf
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locals {
# etcd TLS assets map
etcd_tls = {
"tls/etcd/etcd-client-ca.crt" = tls_self_signed_cert.etcd-ca.cert_pem,
"tls/etcd/etcd-client.crt" = tls_locally_signed_cert.client.cert_pem,
"tls/etcd/etcd-client.key" = tls_private_key.client.private_key_pem
"tls/etcd/server-ca.crt" = tls_self_signed_cert.etcd-ca.cert_pem,
"tls/etcd/server.crt" = tls_locally_signed_cert.server.cert_pem
"tls/etcd/server.key" = tls_private_key.server.private_key_pem
"tls/etcd/peer-ca.crt" = tls_self_signed_cert.etcd-ca.cert_pem,
"tls/etcd/peer.crt" = tls_locally_signed_cert.peer.cert_pem
"tls/etcd/peer.key" = tls_private_key.peer.private_key_pem
}
}
# etcd CA
resource "tls_private_key" "etcd-ca" {
algorithm = "RSA"
rsa_bits = "2048"
}
resource "tls_self_signed_cert" "etcd-ca" {
private_key_pem = tls_private_key.etcd-ca.private_key_pem
subject {
common_name = "etcd-ca"
organization = "etcd"
}
is_ca_certificate = true
validity_period_hours = 8760
allowed_uses = [
"key_encipherment",
"digital_signature",
"cert_signing",
]
}
# etcd Client (apiserver to etcd communication)
resource "tls_private_key" "client" {
algorithm = "RSA"
rsa_bits = "2048"
}
resource "tls_cert_request" "client" {
private_key_pem = tls_private_key.client.private_key_pem
subject {
common_name = "etcd-client"
organization = "etcd"
}
ip_addresses = [
"127.0.0.1",
]
dns_names = concat(var.etcd_servers, ["localhost"])
}
resource "tls_locally_signed_cert" "client" {
cert_request_pem = tls_cert_request.client.cert_request_pem
ca_private_key_pem = tls_private_key.etcd-ca.private_key_pem
ca_cert_pem = tls_self_signed_cert.etcd-ca.cert_pem
validity_period_hours = 8760
allowed_uses = [
"key_encipherment",
"digital_signature",
"server_auth",
"client_auth",
]
}
# etcd Server
resource "tls_private_key" "server" {
algorithm = "RSA"
rsa_bits = "2048"
}
resource "tls_cert_request" "server" {
private_key_pem = tls_private_key.server.private_key_pem
subject {
common_name = "etcd-server"
organization = "etcd"
}
ip_addresses = [
"127.0.0.1",
]
dns_names = concat(var.etcd_servers, ["localhost"])
}
resource "tls_locally_signed_cert" "server" {
cert_request_pem = tls_cert_request.server.cert_request_pem
ca_private_key_pem = tls_private_key.etcd-ca.private_key_pem
ca_cert_pem = tls_self_signed_cert.etcd-ca.cert_pem
validity_period_hours = 8760
allowed_uses = [
"key_encipherment",
"digital_signature",
"server_auth",
"client_auth",
]
}
# etcd Peer
resource "tls_private_key" "peer" {
algorithm = "RSA"
rsa_bits = "2048"
}
resource "tls_cert_request" "peer" {
private_key_pem = tls_private_key.peer.private_key_pem
subject {
common_name = "etcd-peer"
organization = "etcd"
}
dns_names = var.etcd_servers
}
resource "tls_locally_signed_cert" "peer" {
cert_request_pem = tls_cert_request.peer.cert_request_pem
ca_private_key_pem = tls_private_key.etcd-ca.private_key_pem
ca_cert_pem = tls_self_signed_cert.etcd-ca.cert_pem
validity_period_hours = 8760
allowed_uses = [
"key_encipherment",
"digital_signature",
"server_auth",
"client_auth",
]
}