Add support for Application Data Source (#10154)

Co-authored-by: Krishnan Gopal <[email protected]>

mmv1/third_party/terraform/provider/provider_mmv1_resources.go.erb

@@ -29,6 +29,7 @@ var handwrittenDatasources = map[string]*schema.Resource{
 	"google_artifact_registry_repository":              artifactregistry.DataSourceArtifactRegistryRepository(),
 	"google_apphub_discovered_workload":		    apphub.DataSourceApphubDiscoveredWorkload(),
 	"google_app_engine_default_service_account":        appengine.DataSourceGoogleAppEngineDefaultServiceAccount(),
+	"google_apphub_application":						apphub.DataSourceGoogleApphubApplication(),
 	"google_apphub_discovered_service":		    apphub.DataSourceApphubDiscoveredService(),
 	<% unless version == 'ga' -%>
 	"google_backup_dr_management_server":				backupdr.DataSourceGoogleCloudBackupDRService(),

mmv1/third_party/terraform/services/apphub/data_source_apphub_application.go

@@ -0,0 +1,45 @@
+package apphub
+
+import (
+	"fmt"
+
+	"github.com/hashicorp/terraform-provider-google/google/tpgresource"
+	transport_tpg "github.com/hashicorp/terraform-provider-google/google/transport"
+
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
+)
+
+func DataSourceGoogleApphubApplication() *schema.Resource {
+	dsSchema := tpgresource.DatasourceSchemaFromResourceSchema(ResourceApphubApplication().Schema)
+	tpgresource.AddRequiredFieldsToSchema(dsSchema, "project")
+	tpgresource.AddRequiredFieldsToSchema(dsSchema, "application_id")
+	tpgresource.AddRequiredFieldsToSchema(dsSchema, "location")
+
+	return &schema.Resource{
+		Read:   dataSourceGoogleApphubApplicationRead,
+		Schema: dsSchema,
+	}
+}
+
+func dataSourceGoogleApphubApplicationRead(d *schema.ResourceData, meta interface{}) error {
+	config := meta.(*transport_tpg.Config)
+
+	id, err := tpgresource.ReplaceVars(d, config, "projects/{{project}}/locations/{{location}}/applications/{{application_id}}")
+	if err != nil {
+		return fmt.Errorf("Error constructing id: %s", err)
+	}
+	d.SetId(id)
+	err = resourceApphubApplicationRead(d, meta)
+	if err != nil {
+		return err
+	}
+
+	if err := tpgresource.SetDataSourceLabels(d); err != nil {
+		return err
+	}
+
+	if d.Id() == "" {
+		return fmt.Errorf("%s not found", id)
+	}
+	return nil
+}

mmv1/third_party/terraform/services/apphub/data_source_apphub_application_test.go

@@ -0,0 +1,70 @@
+package apphub_test
+
+import (
+	"testing"
+
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/resource"
+	"github.com/hashicorp/terraform-provider-google/google/acctest"
+)
+
+func TestDataSourceApphubApplication_basic(t *testing.T) {
+	t.Parallel()
+
+	context := map[string]interface{}{
+		"random_suffix": acctest.RandString(t, 10),
+	}
+
+	acctest.VcrTest(t, resource.TestCase{
+		PreCheck:                 func() { acctest.AccTestPreCheck(t) },
+		ProtoV5ProviderFactories: acctest.ProtoV5ProviderFactories(t),
+		CheckDestroy:             testAccCheckApphubApplicationDestroyProducer(t),
+		Steps: []resource.TestStep{
+			{
+				Config: testDataSourceApphubApplication_basic(context),
+				Check: resource.ComposeTestCheckFunc(
+					acctest.CheckDataSourceStateMatchesResourceState("data.google_apphub_application.example_data", "google_apphub_application.example"),
+				),
+			},
+		},
+	})
+}
+
+func testDataSourceApphubApplication_basic(context map[string]interface{}) string {
+	return acctest.Nprintf(`
+
+data "google_apphub_application" "example_data" {
+	project = google_apphub_application.example.project
+	application_id = google_apphub_application.example.application_id
+	location = google_apphub_application.example.location
+}
+
+resource "google_apphub_application" "example" {
+  location = "us-central1"
+  application_id = "tf-test-example-application%{random_suffix}"
+  display_name = "Application Full New%{random_suffix}"
+  scope {
+    type = "REGIONAL"
+  }
+  attributes {
+    environment {
+      type = "STAGING"
+	  }
+    criticality {  
+      type = "MISSION_CRITICAL"
+    }
+    business_owners {
+      display_name =  "Alice%{random_suffix}"
+      email        =  "[email protected]%{random_suffix}"
+    }
+    developer_owners {
+      display_name =  "Bob%{random_suffix}"
+      email        =  "[email protected]%{random_suffix}"
+    }
+    operator_owners {
+      display_name =  "Charlie%{random_suffix}"
+      email        =  "[email protected]%{random_suffix}"
+    }
+  }
+}
+`, context)
+}

mmv1/third_party/terraform/website/docs/d/apphub_application.html.markdown

@@ -0,0 +1,26 @@
+---
+subcategory: "App Hub"
+description: |-
+  Application is a functional grouping of Services and Workloads that helps achieve a desired end-to-end business functionality.
+---
+
+# google\_apphub\_application
+
+Application is a functional grouping of Services and Workloads that helps achieve a desired end-to-end business functionality. Services and Workloads are owned by the Application.
+
+
+## Example Usage
+
+
+```hcl
+data "google_apphub_application" "application" {
+  project = "project-id"
+  application_id = "application"
+  location = "location"
+}
+```
+
+## Argument Reference
+
+See [google_resource_application](https://registry.terraform.io/providers/hashicorp/google/latest/docs/resources/apphub_application#argument-reference) resource for details of the available attributes.
+