Rename network load balancer modules (#1466)

* update LB modules to new names

* update LB modules names

* update test paths

modules/net-lb-int/variables.tf

@@ -0,0 +1,225 @@
+/**
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+variable "address" {
+  description = "Optional IP address used for the forwarding rule."
+  type        = string
+  default     = null
+}
+
+variable "backend_service_config" {
+  description = "Backend service level configuration."
+  type = object({
+    connection_draining_timeout_sec = optional(number)
+    connection_tracking = optional(object({
+      idle_timeout_sec          = optional(number)
+      persist_conn_on_unhealthy = optional(string)
+      track_per_session         = optional(bool)
+    }))
+    enable_subsetting = optional(bool)
+    failover_config = optional(object({
+      disable_conn_drain        = optional(bool)
+      drop_traffic_if_unhealthy = optional(bool)
+      ratio                     = optional(number)
+    }))
+    log_sample_rate  = optional(number)
+    session_affinity = optional(string)
+    timeout_sec      = optional(number)
+  })
+  default  = {}
+  nullable = false
+  validation {
+    condition = contains(
+      [
+        "NONE", "CLIENT_IP", "CLIENT_IP_NO_DESTINATION",
+        "CLIENT_IP_PORT_PROTO", "CLIENT_IP_PROTO"
+      ],
+      coalesce(var.backend_service_config.session_affinity, "NONE")
+    )
+    error_message = "Invalid session affinity value."
+  }
+}
+
+variable "backends" {
+  description = "Load balancer backends, balancing mode is one of 'CONNECTION' or 'UTILIZATION'."
+  type = list(object({
+    group          = string
+    balancing_mode = optional(string, "CONNECTION")
+    description    = optional(string, "Terraform managed.")
+    failover       = optional(bool, false)
+  }))
+  default  = []
+  nullable = false
+  validation {
+    condition = alltrue([
+      for b in var.backends : contains(
+        ["CONNECTION", "UTILIZATION"], coalesce(b.balancing_mode, "CONNECTION")
+    )])
+    error_message = "When specified balancing mode needs to be 'CONNECTION' or 'UTILIZATION'."
+  }
+}
+
+variable "description" {
+  description = "Optional description used for resources."
+  type        = string
+  default     = "Terraform managed."
+}
+
+variable "global_access" {
+  description = "Global access, defaults to false if not set."
+  type        = bool
+  default     = null
+}
+
+variable "group_configs" {
+  description = "Optional unmanaged groups to create. Can be referenced in backends via outputs."
+  type = map(object({
+    zone        = string
+    description = optional(string, "Terraform managed.")
+    instances   = optional(list(string), [])
+    named_ports = optional(map(number), {})
+  }))
+  default  = {}
+  nullable = false
+}
+
+variable "health_check" {
+  description = "Name of existing health check to use, disables auto-created health check."
+  type        = string
+  default     = null
+}
+
+variable "health_check_config" {
+  description = "Optional auto-created health check configuration, use the output self-link to set it in the auto healing policy. Refer to examples for usage."
+  type = object({
+    check_interval_sec  = optional(number)
+    description         = optional(string, "Terraform managed.")
+    enable_logging      = optional(bool, false)
+    healthy_threshold   = optional(number)
+    timeout_sec         = optional(number)
+    unhealthy_threshold = optional(number)
+    grpc = optional(object({
+      port               = optional(number)
+      port_name          = optional(string)
+      port_specification = optional(string) # USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT
+      service_name       = optional(string)
+    }))
+    http = optional(object({
+      host               = optional(string)
+      port               = optional(number)
+      port_name          = optional(string)
+      port_specification = optional(string) # USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT
+      proxy_header       = optional(string)
+      request_path       = optional(string)
+      response           = optional(string)
+    }))
+    http2 = optional(object({
+      host               = optional(string)
+      port               = optional(number)
+      port_name          = optional(string)
+      port_specification = optional(string) # USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT
+      proxy_header       = optional(string)
+      request_path       = optional(string)
+      response           = optional(string)
+    }))
+    https = optional(object({
+      host               = optional(string)
+      port               = optional(number)
+      port_name          = optional(string)
+      port_specification = optional(string) # USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT
+      proxy_header       = optional(string)
+      request_path       = optional(string)
+      response           = optional(string)
+    }))
+    tcp = optional(object({
+      port               = optional(number)
+      port_name          = optional(string)
+      port_specification = optional(string) # USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT
+      proxy_header       = optional(string)
+      request            = optional(string)
+      response           = optional(string)
+    }))
+    ssl = optional(object({
+      port               = optional(number)
+      port_name          = optional(string)
+      port_specification = optional(string) # USE_FIXED_PORT USE_NAMED_PORT USE_SERVING_PORT
+      proxy_header       = optional(string)
+      request            = optional(string)
+      response           = optional(string)
+    }))
+  })
+  default = {
+    tcp = {
+      port_specification = "USE_SERVING_PORT"
+    }
+  }
+  validation {
+    condition = (
+      (try(var.health_check_config.grpc, null) == null ? 0 : 1) +
+      (try(var.health_check_config.http, null) == null ? 0 : 1) +
+      (try(var.health_check_config.tcp, null) == null ? 0 : 1) <= 1
+    )
+    error_message = "Only one health check type can be configured at a time."
+  }
+}
+
+variable "labels" {
+  description = "Labels set on resources."
+  type        = map(string)
+  default     = {}
+}
+
+variable "name" {
+  description = "Name used for all resources."
+  type        = string
+}
+
+variable "ports" {
+  description = "Comma-separated ports, leave null to use all ports."
+  type        = list(string)
+  default     = null
+}
+
+variable "project_id" {
+  description = "Project id where resources will be created."
+  type        = string
+}
+
+variable "protocol" {
+  description = "IP protocol used, defaults to TCP."
+  type        = string
+  default     = "TCP"
+}
+
+variable "region" {
+  description = "GCP region."
+  type        = string
+}
+
+variable "service_label" {
+  description = "Optional prefix of the fully qualified forwarding rule name."
+  type        = string
+  default     = null
+}
+
+variable "vpc_config" {
+  description = "VPC-level configuration."
+  type = object({
+    network    = string
+    subnetwork = string
+  })
+  nullable = false
+}