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Allow custom names and descriptions for load balancer components (#3223)

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* feat: Changes for migrating resources to GLB module

* Updated Readme

* Added support for null description

* Added support for empty string

* Added default optional values

* Changed Readme

* Corrected description according to readme

* Added name and description changes for net-lb-app-ext-regional

* Added name and description changes for net-lb-app-int

* Added name and description changes for net-lb-app-int-cross-region

* Added name and description changes for net-lb-proxy-int

* Added name and description changes for net-lb-ext

* Added name and description changes for net-lb-int

* Changed Readme docs
This commit is contained in:
Ayush Gupta
2025-07-18 11:39:50 +05:30
committed by GitHub
parent 8ce4171162
commit 4035b35af3
47 changed files with 160 additions and 128 deletions
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28
modules/net-lb-proxy-int/README.md
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@@ -334,21 +334,21 @@ For deploying changes to load balancer configuration please refer to [net-lb-app
| name | description | type | required | default |
|---|---|:---:|:---:|:---:|
| [name](variables.tf#L198) | Load balancer name. | <code>string</code> | ✓ | |
| [project_id](variables.tf#L267) | Project id. | <code>string</code> | ✓ | |
| [region](variables.tf#L272) | The region where to allocate the ILB resources. | <code>string</code> | ✓ | |
| [vpc_config](variables.tf#L292) | VPC-level configuration. | <code title="object&#40;&#123;&#10; network &#61; string&#10; subnetwork &#61; string&#10;&#125;&#41;">object&#40;&#123;&#8230;&#125;&#41;</code> | ✓ | |
| [name](variables.tf#L201) | Load balancer name. | <code>string</code> | ✓ | |
| [project_id](variables.tf#L270) | Project id. | <code>string</code> | ✓ | |
| [region](variables.tf#L275) | The region where to allocate the ILB resources. | <code>string</code> | ✓ | |
| [vpc_config](variables.tf#L295) | VPC-level configuration. | <code title="object&#40;&#123;&#10; network &#61; string&#10; subnetwork &#61; string&#10;&#125;&#41;">object&#40;&#123;&#8230;&#125;&#41;</code> | ✓ | |
| [address](variables.tf#L17) | Optional IP address used for the forwarding rule. | <code>string</code> | | <code>null</code> |
| [backend_service_config](variables.tf#L23) | Backend service level configuration. | <code title="object&#40;&#123;&#10; affinity_cookie_ttl_sec &#61; optional&#40;number&#41;&#10; connection_draining_timeout_sec &#61; optional&#40;number&#41;&#10; health_checks &#61; optional&#40;list&#40;string&#41;, &#91;&#34;default&#34;&#93;&#41;&#10; log_sample_rate &#61; optional&#40;number&#41;&#10; port_name &#61; optional&#40;string&#41;&#10; project_id &#61; optional&#40;string&#41;&#10; session_affinity &#61; optional&#40;string, &#34;NONE&#34;&#41;&#10; timeout_sec &#61; optional&#40;number&#41;&#10; backends &#61; optional&#40;list&#40;object&#40;&#123;&#10; group &#61; string&#10; balancing_mode &#61; optional&#40;string, &#34;UTILIZATION&#34;&#41;&#10; capacity_scaler &#61; optional&#40;number, 1&#41;&#10; description &#61; optional&#40;string, &#34;Terraform managed.&#34;&#41;&#10; failover &#61; optional&#40;bool, false&#41;&#10; max_connections &#61; optional&#40;object&#40;&#123;&#10; per_endpoint &#61; optional&#40;number&#41;&#10; per_group &#61; optional&#40;number&#41;&#10; per_instance &#61; optional&#40;number&#41;&#10; &#125;&#41;&#41;&#10; max_utilization &#61; optional&#40;number&#41;&#10; &#125;&#41;&#41;&#41;&#10; connection_tracking &#61; optional&#40;object&#40;&#123;&#10; idle_timeout_sec &#61; optional&#40;number&#41;&#10; persist_conn_on_unhealthy &#61; optional&#40;string&#41;&#10; track_per_session &#61; optional&#40;bool&#41;&#10; &#125;&#41;&#41;&#10; failover_config &#61; optional&#40;object&#40;&#123;&#10; disable_conn_drain &#61; optional&#40;bool&#41;&#10; drop_traffic_if_unhealthy &#61; optional&#40;bool&#41;&#10; ratio &#61; optional&#40;number&#41;&#10; &#125;&#41;&#41;&#10;&#125;&#41;">object&#40;&#123;&#8230;&#125;&#41;</code> | | <code>&#123;&#125;</code> |
| [description](variables.tf#L75) | Optional description used for resources. | <code>string</code> | | <code>&#34;Terraform managed.&#34;</code> |
| [global_access](variables.tf#L82) | Allow client access from all regions. | <code>bool</code> | | <code>null</code> |
| [group_configs](variables.tf#L88) | Optional unmanaged groups to create. Can be referenced in backends via key or outputs. | <code title="map&#40;object&#40;&#123;&#10; zone &#61; string&#10; instances &#61; optional&#40;list&#40;string&#41;&#41;&#10; named_ports &#61; optional&#40;map&#40;number&#41;, &#123;&#125;&#41;&#10; project_id &#61; optional&#40;string&#41;&#10;&#125;&#41;&#41;">map&#40;object&#40;&#123;&#8230;&#125;&#41;&#41;</code> | | <code>&#123;&#125;</code> |
| [health_check](variables.tf#L100) | Name of existing health check to use, disables auto-created health check. | <code>string</code> | | <code>null</code> |
| [health_check_config](variables.tf#L106) | Optional auto-created health check configurations, use the output self-link to set it in the auto healing policy. Refer to examples for usage. | <code title="object&#40;&#123;&#10; check_interval_sec &#61; optional&#40;number&#41;&#10; description &#61; optional&#40;string, &#34;Terraform managed.&#34;&#41;&#10; enable_logging &#61; optional&#40;bool, false&#41;&#10; healthy_threshold &#61; optional&#40;number&#41;&#10; project_id &#61; optional&#40;string&#41;&#10; timeout_sec &#61; optional&#40;number&#41;&#10; unhealthy_threshold &#61; optional&#40;number&#41;&#10; grpc &#61; optional&#40;object&#40;&#123;&#10; port &#61; optional&#40;number&#41;&#10; port_name &#61; optional&#40;string&#41;&#10; port_specification &#61; optional&#40;string&#41; &#35; USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT&#10; service_name &#61; optional&#40;string&#41;&#10; &#125;&#41;&#41;&#10; http &#61; optional&#40;object&#40;&#123;&#10; host &#61; optional&#40;string&#41;&#10; port &#61; optional&#40;number&#41;&#10; port_name &#61; optional&#40;string&#41;&#10; port_specification &#61; optional&#40;string&#41; &#35; USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT&#10; proxy_header &#61; optional&#40;string&#41;&#10; request_path &#61; optional&#40;string&#41;&#10; response &#61; optional&#40;string&#41;&#10; &#125;&#41;&#41;&#10; http2 &#61; optional&#40;object&#40;&#123;&#10; host &#61; optional&#40;string&#41;&#10; port &#61; optional&#40;number&#41;&#10; port_name &#61; optional&#40;string&#41;&#10; port_specification &#61; optional&#40;string&#41; &#35; USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT&#10; proxy_header &#61; optional&#40;string&#41;&#10; request_path &#61; optional&#40;string&#41;&#10; response &#61; optional&#40;string&#41;&#10; &#125;&#41;&#41;&#10; https &#61; optional&#40;object&#40;&#123;&#10; host &#61; optional&#40;string&#41;&#10; port &#61; optional&#40;number&#41;&#10; port_name &#61; optional&#40;string&#41;&#10; port_specification &#61; optional&#40;string&#41; &#35; USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT&#10; proxy_header &#61; optional&#40;string&#41;&#10; request_path &#61; optional&#40;string&#41;&#10; response &#61; optional&#40;string&#41;&#10; &#125;&#41;&#41;&#10; tcp &#61; optional&#40;object&#40;&#123;&#10; port &#61; optional&#40;number&#41;&#10; port_name &#61; optional&#40;string&#41;&#10; port_specification &#61; optional&#40;string&#41; &#35; USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT&#10; proxy_header &#61; optional&#40;string&#41;&#10; request &#61; optional&#40;string&#41;&#10; response &#61; optional&#40;string&#41;&#10; &#125;&#41;&#41;&#10; ssl &#61; optional&#40;object&#40;&#123;&#10; port &#61; optional&#40;number&#41;&#10; port_name &#61; optional&#40;string&#41;&#10; port_specification &#61; optional&#40;string&#41; &#35; USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT&#10; proxy_header &#61; optional&#40;string&#41;&#10; request &#61; optional&#40;string&#41;&#10; response &#61; optional&#40;string&#41;&#10; &#125;&#41;&#41;&#10;&#125;&#41;">object&#40;&#123;&#8230;&#125;&#41;</code> | | <code title="&#123;&#10; tcp &#61; &#123;&#10; port_specification &#61; &#34;USE_SERVING_PORT&#34;&#10; &#125;&#10;&#125;">&#123;&#8230;&#125;</code> |
| [labels](variables.tf#L192) | Labels set on resources. | <code>map&#40;string&#41;</code> | | <code>&#123;&#125;</code> |
| [neg_configs](variables.tf#L203) | Optional network endpoint groups to create. Can be referenced in backends via key or outputs. | <code title="map&#40;object&#40;&#123;&#10; project_id &#61; optional&#40;string&#41;&#10; gce &#61; optional&#40;object&#40;&#123;&#10; zone &#61; string&#10; network &#61; optional&#40;string&#41;&#10; subnetwork &#61; optional&#40;string&#41;&#10; endpoints &#61; optional&#40;map&#40;object&#40;&#123;&#10; instance &#61; string&#10; ip_address &#61; string&#10; port &#61; number&#10; &#125;&#41;&#41;&#41;&#10;&#10;&#10; &#125;&#41;&#41;&#10; hybrid &#61; optional&#40;object&#40;&#123;&#10; zone &#61; string&#10; network &#61; optional&#40;string&#41;&#10; endpoints &#61; optional&#40;map&#40;object&#40;&#123;&#10; ip_address &#61; string&#10; port &#61; number&#10; &#125;&#41;&#41;&#41;&#10; &#125;&#41;&#41;&#10; internet &#61; optional&#40;object&#40;&#123;&#10; region &#61; string&#10; use_fqdn &#61; optional&#40;bool, true&#41;&#10; endpoints &#61; optional&#40;map&#40;object&#40;&#123;&#10; destination &#61; string&#10; port &#61; number&#10; &#125;&#41;&#41;&#41;&#10; &#125;&#41;&#41;&#10; psc &#61; optional&#40;object&#40;&#123;&#10; region &#61; string&#10; target_service &#61; string&#10; network &#61; optional&#40;string&#41;&#10; subnetwork &#61; optional&#40;string&#41;&#10; &#125;&#41;&#41;&#10;&#125;&#41;&#41;">map&#40;object&#40;&#123;&#8230;&#125;&#41;&#41;</code> | | <code>&#123;&#125;</code> |
| [port](variables.tf#L261) | Port. | <code>number</code> | | <code>80</code> |
| [service_attachment](variables.tf#L277) | PSC service attachment. | <code title="object&#40;&#123;&#10; nat_subnets &#61; list&#40;string&#41;&#10; automatic_connection &#61; optional&#40;bool, false&#41;&#10; consumer_accept_lists &#61; optional&#40;map&#40;string&#41;, &#123;&#125;&#41; &#35; map of &#96;project_id&#96; &#61;&#62; &#96;connection_limit&#96;&#10; consumer_reject_lists &#61; optional&#40;list&#40;string&#41;&#41;&#10; description &#61; optional&#40;string&#41;&#10; domain_name &#61; optional&#40;string&#41;&#10; enable_proxy_protocol &#61; optional&#40;bool, false&#41;&#10; reconcile_connections &#61; optional&#40;bool&#41;&#10;&#125;&#41;">object&#40;&#123;&#8230;&#125;&#41;</code> | | <code>null</code> |
| [backend_service_config](variables.tf#L23) | Backend service level configuration. | <code title="object&#40;&#123;&#10; name &#61; optional&#40;string&#41;&#10; description &#61; optional&#40;string, &#34;Terraform managed.&#34;&#41;&#10; affinity_cookie_ttl_sec &#61; optional&#40;number&#41;&#10; connection_draining_timeout_sec &#61; optional&#40;number&#41;&#10; health_checks &#61; optional&#40;list&#40;string&#41;, &#91;&#34;default&#34;&#93;&#41;&#10; log_sample_rate &#61; optional&#40;number&#41;&#10; port_name &#61; optional&#40;string&#41;&#10; project_id &#61; optional&#40;string&#41;&#10; session_affinity &#61; optional&#40;string, &#34;NONE&#34;&#41;&#10; timeout_sec &#61; optional&#40;number&#41;&#10; backends &#61; optional&#40;list&#40;object&#40;&#123;&#10; group &#61; string&#10; balancing_mode &#61; optional&#40;string, &#34;UTILIZATION&#34;&#41;&#10; capacity_scaler &#61; optional&#40;number, 1&#41;&#10; description &#61; optional&#40;string, &#34;Terraform managed.&#34;&#41;&#10; failover &#61; optional&#40;bool, false&#41;&#10; max_connections &#61; optional&#40;object&#40;&#123;&#10; per_endpoint &#61; optional&#40;number&#41;&#10; per_group &#61; optional&#40;number&#41;&#10; per_instance &#61; optional&#40;number&#41;&#10; &#125;&#41;&#41;&#10; max_utilization &#61; optional&#40;number&#41;&#10; &#125;&#41;&#41;&#41;&#10; connection_tracking &#61; optional&#40;object&#40;&#123;&#10; idle_timeout_sec &#61; optional&#40;number&#41;&#10; persist_conn_on_unhealthy &#61; optional&#40;string&#41;&#10; track_per_session &#61; optional&#40;bool&#41;&#10; &#125;&#41;&#41;&#10; failover_config &#61; optional&#40;object&#40;&#123;&#10; disable_conn_drain &#61; optional&#40;bool&#41;&#10; drop_traffic_if_unhealthy &#61; optional&#40;bool&#41;&#10; ratio &#61; optional&#40;number&#41;&#10; &#125;&#41;&#41;&#10;&#125;&#41;">object&#40;&#123;&#8230;&#125;&#41;</code> | | <code>&#123;&#125;</code> |
| [description](variables.tf#L77) | Optional description used for resources. | <code>string</code> | | <code>&#34;Terraform managed.&#34;</code> |
| [global_access](variables.tf#L84) | Allow client access from all regions. | <code>bool</code> | | <code>null</code> |
| [group_configs](variables.tf#L90) | Optional unmanaged groups to create. Can be referenced in backends via key or outputs. | <code title="map&#40;object&#40;&#123;&#10; zone &#61; string&#10; instances &#61; optional&#40;list&#40;string&#41;&#41;&#10; named_ports &#61; optional&#40;map&#40;number&#41;, &#123;&#125;&#41;&#10; project_id &#61; optional&#40;string&#41;&#10;&#125;&#41;&#41;">map&#40;object&#40;&#123;&#8230;&#125;&#41;&#41;</code> | | <code>&#123;&#125;</code> |
| [health_check](variables.tf#L102) | Name of existing health check to use, disables auto-created health check. | <code>string</code> | | <code>null</code> |
| [health_check_config](variables.tf#L108) | Optional auto-created health check configurations, use the output self-link to set it in the auto healing policy. Refer to examples for usage. | <code title="object&#40;&#123;&#10; name &#61; optional&#40;string&#41;&#10; check_interval_sec &#61; optional&#40;number&#41;&#10; description &#61; optional&#40;string, &#34;Terraform managed.&#34;&#41;&#10; enable_logging &#61; optional&#40;bool, false&#41;&#10; healthy_threshold &#61; optional&#40;number&#41;&#10; project_id &#61; optional&#40;string&#41;&#10; timeout_sec &#61; optional&#40;number&#41;&#10; unhealthy_threshold &#61; optional&#40;number&#41;&#10; grpc &#61; optional&#40;object&#40;&#123;&#10; port &#61; optional&#40;number&#41;&#10; port_name &#61; optional&#40;string&#41;&#10; port_specification &#61; optional&#40;string&#41; &#35; USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT&#10; service_name &#61; optional&#40;string&#41;&#10; &#125;&#41;&#41;&#10; http &#61; optional&#40;object&#40;&#123;&#10; host &#61; optional&#40;string&#41;&#10; port &#61; optional&#40;number&#41;&#10; port_name &#61; optional&#40;string&#41;&#10; port_specification &#61; optional&#40;string&#41; &#35; USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT&#10; proxy_header &#61; optional&#40;string&#41;&#10; request_path &#61; optional&#40;string&#41;&#10; response &#61; optional&#40;string&#41;&#10; &#125;&#41;&#41;&#10; http2 &#61; optional&#40;object&#40;&#123;&#10; host &#61; optional&#40;string&#41;&#10; port &#61; optional&#40;number&#41;&#10; port_name &#61; optional&#40;string&#41;&#10; port_specification &#61; optional&#40;string&#41; &#35; USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT&#10; proxy_header &#61; optional&#40;string&#41;&#10; request_path &#61; optional&#40;string&#41;&#10; response &#61; optional&#40;string&#41;&#10; &#125;&#41;&#41;&#10; https &#61; optional&#40;object&#40;&#123;&#10; host &#61; optional&#40;string&#41;&#10; port &#61; optional&#40;number&#41;&#10; port_name &#61; optional&#40;string&#41;&#10; port_specification &#61; optional&#40;string&#41; &#35; USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT&#10; proxy_header &#61; optional&#40;string&#41;&#10; request_path &#61; optional&#40;string&#41;&#10; response &#61; optional&#40;string&#41;&#10; &#125;&#41;&#41;&#10; tcp &#61; optional&#40;object&#40;&#123;&#10; port &#61; optional&#40;number&#41;&#10; port_name &#61; optional&#40;string&#41;&#10; port_specification &#61; optional&#40;string&#41; &#35; USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT&#10; proxy_header &#61; optional&#40;string&#41;&#10; request &#61; optional&#40;string&#41;&#10; response &#61; optional&#40;string&#41;&#10; &#125;&#41;&#41;&#10; ssl &#61; optional&#40;object&#40;&#123;&#10; port &#61; optional&#40;number&#41;&#10; port_name &#61; optional&#40;string&#41;&#10; port_specification &#61; optional&#40;string&#41; &#35; USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT&#10; proxy_header &#61; optional&#40;string&#41;&#10; request &#61; optional&#40;string&#41;&#10; response &#61; optional&#40;string&#41;&#10; &#125;&#41;&#41;&#10;&#125;&#41;">object&#40;&#123;&#8230;&#125;&#41;</code> | | <code title="&#123;&#10; tcp &#61; &#123;&#10; port_specification &#61; &#34;USE_SERVING_PORT&#34;&#10; &#125;&#10;&#125;">&#123;&#8230;&#125;</code> |
| [labels](variables.tf#L195) | Labels set on resources. | <code>map&#40;string&#41;</code> | | <code>&#123;&#125;</code> |
| [neg_configs](variables.tf#L206) | Optional network endpoint groups to create. Can be referenced in backends via key or outputs. | <code title="map&#40;object&#40;&#123;&#10; project_id &#61; optional&#40;string&#41;&#10; gce &#61; optional&#40;object&#40;&#123;&#10; zone &#61; string&#10; network &#61; optional&#40;string&#41;&#10; subnetwork &#61; optional&#40;string&#41;&#10; endpoints &#61; optional&#40;map&#40;object&#40;&#123;&#10; instance &#61; string&#10; ip_address &#61; string&#10; port &#61; number&#10; &#125;&#41;&#41;&#41;&#10;&#10;&#10; &#125;&#41;&#41;&#10; hybrid &#61; optional&#40;object&#40;&#123;&#10; zone &#61; string&#10; network &#61; optional&#40;string&#41;&#10; endpoints &#61; optional&#40;map&#40;object&#40;&#123;&#10; ip_address &#61; string&#10; port &#61; number&#10; &#125;&#41;&#41;&#41;&#10; &#125;&#41;&#41;&#10; internet &#61; optional&#40;object&#40;&#123;&#10; region &#61; string&#10; use_fqdn &#61; optional&#40;bool, true&#41;&#10; endpoints &#61; optional&#40;map&#40;object&#40;&#123;&#10; destination &#61; string&#10; port &#61; number&#10; &#125;&#41;&#41;&#41;&#10; &#125;&#41;&#41;&#10; psc &#61; optional&#40;object&#40;&#123;&#10; region &#61; string&#10; target_service &#61; string&#10; network &#61; optional&#40;string&#41;&#10; subnetwork &#61; optional&#40;string&#41;&#10; &#125;&#41;&#41;&#10;&#125;&#41;&#41;">map&#40;object&#40;&#123;&#8230;&#125;&#41;&#41;</code> | | <code>&#123;&#125;</code> |
| [port](variables.tf#L264) | Port. | <code>number</code> | | <code>80</code> |
| [service_attachment](variables.tf#L280) | PSC service attachment. | <code title="object&#40;&#123;&#10; nat_subnets &#61; list&#40;string&#41;&#10; automatic_connection &#61; optional&#40;bool, false&#41;&#10; consumer_accept_lists &#61; optional&#40;map&#40;string&#41;, &#123;&#125;&#41; &#35; map of &#96;project_id&#96; &#61;&#62; &#96;connection_limit&#96;&#10; consumer_reject_lists &#61; optional&#40;list&#40;string&#41;&#41;&#10; description &#61; optional&#40;string&#41;&#10; domain_name &#61; optional&#40;string&#41;&#10; enable_proxy_protocol &#61; optional&#40;bool, false&#41;&#10; reconcile_connections &#61; optional&#40;bool&#41;&#10;&#125;&#41;">object&#40;&#123;&#8230;&#125;&#41;</code> | | <code>null</code> |
## Outputs

4
modules/net-lb-proxy-int/backend-service.tf
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@@ -38,8 +38,8 @@ resource "google_compute_region_backend_service" "default" {
provider = google-beta
project = var.project_id
region = var.region
name = var.name
description = var.description
name = coalesce(var.backend_service_config.name, var.name)
description = var.backend_service_config.description
affinity_cookie_ttl_sec = var.backend_service_config.affinity_cookie_ttl_sec
connection_draining_timeout_sec = var.backend_service_config.connection_draining_timeout_sec
health_checks = [local.health_check]

2
modules/net-lb-proxy-int/health-check.tf
View File

@@ -32,7 +32,7 @@ resource "google_compute_region_health_check" "default" {
provider = google-beta
count = local.hc != null ? 1 : 0
project = var.project_id
name = var.name
name = coalesce(local.hc.name, var.name)
region = var.region
description = local.hc.description
check_interval_sec = local.hc.check_interval_sec

3
modules/net-lb-proxy-int/variables.tf
View File

@@ -23,6 +23,8 @@ variable "address" {
variable "backend_service_config" {
description = "Backend service level configuration."
type = object({
name = optional(string)
description = optional(string, "Terraform managed.")
affinity_cookie_ttl_sec = optional(number)
connection_draining_timeout_sec = optional(number)
health_checks = optional(list(string), ["default"])
@@ -106,6 +108,7 @@ variable "health_check" {
variable "health_check_config" {
description = "Optional auto-created health check configurations, use the output self-link to set it in the auto healing policy. Refer to examples for usage."
type = object({
name = optional(string)
check_interval_sec = optional(number)
description = optional(string, "Terraform managed.")
enable_logging = optional(bool, false)