Added spanner-instance module (#2372)

modules/spanner-instance/variables.tf

@@ -0,0 +1,138 @@
+/**
+ * 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 "databases" {
+  description = "Databases."
+  type = map(object({
+    database_dialect       = optional(string)
+    ddl                    = optional(list(string), [])
+    deletion_protection    = optional(bool)
+    enable_drop_protection = optional(bool)
+    iam                    = optional(map(list(string)), {})
+    iam_bindings = optional(map(object({
+      members = list(string)
+      role    = string
+      condition = optional(object({
+        expression  = string
+        title       = string
+        description = optional(string)
+      }))
+    })), {})
+    iam_bindings_additive = optional(map(object({
+      member = string
+      role   = string
+      condition = optional(object({
+        expression  = string
+        title       = string
+        description = optional(string)
+      }))
+    })), {})
+    kms_key_name             = optional(string)
+    version_retention_period = optional(string)
+  }))
+  default = {}
+  validation {
+    condition = alltrue(
+      [for k, v in var.databases : v.database_dialect == null ? true : contains(["GOOGLE_STANDARD_SQL", "POSTGRESQL"], v.database_dialect)]
+    )
+    error_message = "Invalid database_dialect. If set, possible values are: GOOGLE_STANDARD_SQL, POSTGRESQL"
+  }
+
+  validation {
+    condition = alltrue(
+      [for k, v in var.databases : v.version_retention_period == null ? true : can(regex("\\d+[smhd]", v.version_retention_period))]
+    )
+    error_message = "Invalid version_retention_period. If set, the format has to be: \\d+[smhd]"
+  }
+
+}
+
+variable "iam" {
+  description = "IAM bindings in {ROLE => [MEMBERS]} format."
+  type        = map(list(string))
+  default     = {}
+}
+
+variable "iam_bindings" {
+  description = "Authoritative IAM bindings in {KEY => {role = ROLE, members = [], condition = {}}}. Keys are arbitrary."
+  type = map(object({
+    members = list(string)
+    role    = string
+  }))
+  nullable = false
+  default  = {}
+}
+
+variable "iam_bindings_additive" {
+  description = "Individual additive IAM bindings. Keys are arbitrary."
+  type = map(object({
+    member = string
+    role   = string
+  }))
+  nullable = false
+  default  = {}
+}
+
+variable "instance" {
+  description = "Instance attributes."
+  type = object({
+    autoscaling = optional(object({
+      limits = optional(object({
+        max_nodes            = optional(number)
+        max_processing_units = optional(number)
+        min_nodes            = optional(number)
+        min_processing_units = optional(number)
+      }))
+      targets = optional(object({
+        high_priority_cpu_utilization_percent = optional(number)
+        storage_utilization_percent           = optional(number)
+      }))
+    }))
+    config = optional(object({
+      name = string
+      auto_create = optional(object({
+        base_config  = optional(string)
+        display_name = optional(string)
+        labels       = optional(map(string), {})
+        replicas = list(object({
+          location                = string
+          type                    = string
+          default_leader_location = bool
+          }
+        ))
+      }))
+    }))
+    display_name     = optional(string)
+    labels           = optional(map(string), {})
+    name             = string
+    num_nodes        = optional(number)
+    processing_units = optional(number)
+    force_destroy    = optional(bool)
+  })
+}
+
+variable "instance_create" {
+  description = "Set to false to manage databases and IAM bindings in an existing instance."
+  type        = bool
+  default     = true
+}
+
+
+variable "project_id" {
+  description = "Project id."
+  type        = string
+}
+