110 lines
3.8 KiB
HCL
110 lines
3.8 KiB
HCL
/**
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* Copyright 2024 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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locals {
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self_signed_certs_for_tenant = {
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for k, v in var.tenants : k => v if v.forwarder_config.tls_config.required && v.forwarder_config.tls_config.cert_key == null
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}
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cert_subjects = [
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{
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country = "IT"
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province = "Lombardy"
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locality = "Milan"
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organization = "Example"
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organizational_unit = "Example"
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}
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]
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}
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#######################################################################
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# FORWARDER CA PRIVATE KEY #
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#######################################################################
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resource "tls_private_key" "forwarder_ca_private_key" {
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for_each = local.self_signed_certs_for_tenant
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algorithm = "RSA"
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}
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#######################################################################
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# FORWARDER CA CERT #
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#######################################################################
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resource "tls_self_signed_cert" "forwarder_ca_cert" {
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for_each = local.self_signed_certs_for_tenant
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private_key_pem = tls_private_key.forwarder_ca_private_key[each.key].private_key_pem
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is_ca_certificate = true
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dynamic "subject" {
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for_each = toset(local.cert_subjects)
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content {
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country = subject.value.country
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province = subject.value.province
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locality = subject.value.locality
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common_name = "Chronicle Forwarder"
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organization = subject.value.organization
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organizational_unit = each.value.tenant_id
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}
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}
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validity_period_hours = 87600 // 3650 days or 10 years
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allowed_uses = [
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"digital_signature",
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"cert_signing",
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"crl_signing",
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]
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}
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#######################################################################
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# SERVER CERT SIGNED BY CA #
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#######################################################################
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resource "tls_private_key" "forwarder_server_key" {
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for_each = local.self_signed_certs_for_tenant
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algorithm = "RSA"
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}
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resource "tls_cert_request" "forwarder_server_csr" {
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for_each = local.self_signed_certs_for_tenant
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private_key_pem = tls_private_key.forwarder_server_key[each.key].private_key_pem
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dns_names = ["${each.value.tenant_id}.chronicle-forwarder.gke"]
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dynamic "subject" {
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for_each = toset(local.cert_subjects)
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content {
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country = subject.value.country
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province = subject.value.province
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locality = subject.value.locality
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common_name = "Gitlab"
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organization = subject.value.organization
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organizational_unit = each.value.tenant_id
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}
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}
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}
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resource "tls_locally_signed_cert" "forwarder_server_singed_cert" {
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for_each = local.self_signed_certs_for_tenant
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cert_request_pem = tls_cert_request.forwarder_server_csr[each.key].cert_request_pem
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ca_private_key_pem = tls_private_key.forwarder_ca_private_key[each.key].private_key_pem
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ca_cert_pem = tls_self_signed_cert.forwarder_ca_cert[each.key].cert_pem
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validity_period_hours = 87600 // 3650 days or 10 years
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allowed_uses = [
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"digital_signature",
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"key_encipherment",
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"server_auth",
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"client_auth",
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]
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}
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