Add data source for Serverless VPC Access Connector. (#6533) (#12580)

Signed-off-by: Modular Magician <magic-modules@google.com>

Signed-off-by: Modular Magician <magic-modules@google.com>

.changelog/6533.txt

@@ -0,0 +1,3 @@
+```release-note:new-datasource
+`google_vpc_access_connector`
+```

google/data_source_vpc_access_connector.go

@@ -0,0 +1,32 @@
+package google
+
+import (
+	"fmt"
+
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
+)
+
+func dataSourceVPCAccessConnector() *schema.Resource {
+
+	dsSchema := datasourceSchemaFromResourceSchema(resourceVPCAccessConnector().Schema)
+	addRequiredFieldsToSchema(dsSchema, "name")
+	addOptionalFieldsToSchema(dsSchema, "project", "region")
+
+	return &schema.Resource{
+		Read:   dataSourceVPCAccessConnectorRead,
+		Schema: dsSchema,
+	}
+}
+
+func dataSourceVPCAccessConnectorRead(d *schema.ResourceData, meta interface{}) error {
+	config := meta.(*Config)
+
+	id, err := replaceVars(d, config, "projects/{{project}}/locations/{{region}}/connectors/{{name}}")
+	if err != nil {
+		return fmt.Errorf("Error constructing id: %s", err)
+	}
+
+	d.SetId(id)
+
+	return resourceVPCAccessConnectorRead(d, meta)
+}

google/data_source_vpc_access_connector_test.go

@@ -0,0 +1,48 @@
+package google
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/resource"
+)
+
+func TestAccVPCAccessConnectorDatasource_basic(t *testing.T) {
+	t.Parallel()
+
+	vcrTest(t, resource.TestCase{
+		PreCheck:  func() { testAccPreCheck(t) },
+		Providers: testAccProviders,
+		Steps: []resource.TestStep{
+			{
+				Config: testAccVPCAccessConnectorDatasourceConfig(randString(t, 10)),
+				Check: resource.ComposeTestCheckFunc(
+					checkDataSourceStateMatchesResourceStateWithIgnores(
+						"data.google_vpc_access_connector.connector",
+						"google_vpc_access_connector.connector",
+						map[string]struct{}{
+							// Ignore fields not returned in response
+							"self_link": {},
+							"region":    {},
+						},
+					),
+				),
+			},
+		},
+	})
+}
+
+func testAccVPCAccessConnectorDatasourceConfig(suffix string) string {
+	return fmt.Sprintf(`
+resource "google_vpc_access_connector" "connector" {
+  name          = "vpc-con-test-%s"
+  ip_cidr_range = "10.8.0.0/28"
+  network       = "default"
+  region        = "us-central1"
+}
+
+data "google_vpc_access_connector" "connector" {
+  name = google_vpc_access_connector.connector.name
+}
+`, suffix)
+}

google/provider.go

@@ -873,6 +873,7 @@ func Provider() *schema.Provider {
 			"google_tags_tag_key":                                 dataSourceGoogleTagsTagKey(),
 			"google_tags_tag_value":                               dataSourceGoogleTagsTagValue(),
 			"google_tpu_tensorflow_versions":                      dataSourceTpuTensorflowVersions(),
+			"google_vpc_access_connector":                         dataSourceVPCAccessConnector(),
 			"google_redis_instance":                               dataSourceGoogleRedisInstance(),
 			// ####### END datasources ###########
 		},

website/docs/d/vpc_access_connector.html.markdown

@@ -0,0 +1,49 @@
+---
+subcategory: "Serverless VPC Access"
+page_title: "Google: google_vpc_access_connector"
+description: |-
+  Get a Serverless VPC Access connector.
+---
+
+# google\_vpc\_access\_connector
+
+Get a Serverless VPC Access connector.
+
+To get more information about Connector, see:
+
+* [API documentation](https://cloud.google.com/vpc/docs/reference/vpcaccess/rest/v1/projects.locations.connectors)
+* How-to Guides
+    * [Configuring Serverless VPC Access](https://cloud.google.com/vpc/docs/configure-serverless-vpc-access)
+
+## Example Usage
+
+```hcl
+data "google_vpc_access_connector" "sample" {
+  name = "vpc-con"
+}
+
+resource "google_vpc_access_connector" "connector" {
+  name          = "vpc-con"
+  ip_cidr_range = "10.8.0.0/28"
+  network       = "default"
+  region        = "us-central1"
+}
+```
+
+## Argument Reference
+
+The following arguments are supported:
+
+* `name` - (Required) Name of the resource.
+
+- - -
+
+* `project` - (Optional) The ID of the project in which the resource belongs. If it
+    is not provided, the provider project is used.
+
+* `region` - (Optional) The region in which the resource belongs. If it
+    is not provided, the provider region is used.
+
+## Attributes Reference
+
+See [google_vpc_access_connector](https://www.terraform.io/docs/providers/google/r/vpc_access_connector.html) resource for details of the available attributes.