Add cloudstack_domain as a data source

cloudstack/data_source_cloudstack_domain.go

@@ -0,0 +1,93 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you 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.
+//
+
+package cloudstack
+
+import (
+	"fmt"
+	"log"
+
+	"github.com/apache/cloudstack-go/v2/cloudstack"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
+)
+
+func dataSourceCloudstackDomain() *schema.Resource {
+	return &schema.Resource{
+		Read: dataSourceCloudstackDomainRead,
+		Schema: map[string]*schema.Schema{
+			"filter": dataSourceFiltersSchema(),
+
+			// Computed values
+			"domain_id": {
+				Type:     schema.TypeString,
+				Computed: true,
+			},
+			"name": {
+				Type:     schema.TypeString,
+				Computed: true,
+			},
+			"network_domain": {
+				Type:     schema.TypeString,
+				Computed: true,
+			},
+			"parent_domain_id": {
+				Type:     schema.TypeString,
+				Computed: true,
+			},
+		},
+	}
+}
+
+func dataSourceCloudstackDomainRead(d *schema.ResourceData, meta interface{}) error {
+	log.Printf("Domain Data Source Read Started")
+
+	cs := meta.(*cloudstack.CloudStackClient)
+	p := cs.Domain.NewListDomainsParams()
+	csDomains, err := cs.Domain.ListDomains(p)
+
+	if err != nil {
+		return fmt.Errorf("failed to list domains: %s", err)
+	}
+
+	var domain *cloudstack.Domain
+
+	for _, d := range csDomains.Domains {
+		if d.Name == "ROOT" {
+			domain = d
+			break
+		}
+	}
+
+	if domain == nil {
+		return fmt.Errorf("no domain is matching with the specified name")
+	}
+
+	log.Printf("[DEBUG] Selected domain: %s\n", domain.Name)
+
+	return domainDescriptionAttributes(d, domain)
+}
+
+func domainDescriptionAttributes(d *schema.ResourceData, domain *cloudstack.Domain) error {
+	d.SetId(domain.Id)
+	d.Set("domain_id", domain.Id)
+	d.Set("name", domain.Name)
+	d.Set("network_domain", domain.Networkdomain)
+	d.Set("parent_domain_id", domain.Parentdomainid)
+
+	return nil
+}

cloudstack/data_source_cloudstack_domain_test.go

@@ -0,0 +1,71 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you 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.
+//
+
+package cloudstack
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/hashicorp/terraform-plugin-testing/helper/resource"
+	"github.com/hashicorp/terraform-plugin-testing/terraform"
+)
+
+func TestAccCloudstackDomainDataSource_basic(t *testing.T) {
+	resourceName := "data.cloudstack_domain.my_domain"
+
+	resource.Test(t, resource.TestCase{
+		PreCheck:  func() { testAccPreCheck(t) },
+		Providers: testAccProviders,
+		Steps: []resource.TestStep{
+			{
+				Config: testAccCloudstackDomainDataSource_basic(),
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckCloudstackDomainDataSourceExists(resourceName),
+					resource.TestCheckResourceAttr(resourceName, "name", "ROOT"),
+				),
+			},
+		},
+	})
+}
+
+func testAccCheckCloudstackDomainDataSourceExists(n string) resource.TestCheckFunc {
+	return func(s *terraform.State) error {
+		rs, ok := s.RootModule().Resources[n]
+		if !ok {
+			return fmt.Errorf("Not found: %s", n)
+		}
+
+		if rs.Primary.ID == "" {
+			return fmt.Errorf("No Domain ID is set")
+		}
+
+		return nil
+	}
+}
+
+func testAccCloudstackDomainDataSource_basic() string {
+	return `
+data "cloudstack_domain" "my_domain" {
+	 filter {
+	   name = "name"
+	   value = "ROOT"
+	 }
+}
+`
+}

cloudstack/provider.go

@@ -90,6 +90,7 @@ func Provider() *schema.Provider {
 			"cloudstack_user":             dataSourceCloudstackUser(),
 			"cloudstack_vpn_connection":   dataSourceCloudstackVPNConnection(),
 			"cloudstack_pod":              dataSourceCloudstackPod(),
+			"cloudstack_domain":           dataSourceCloudstackDomain(),
 		},
 
 		ResourcesMap: map[string]*schema.Resource{

website/docs/d/domain.html.markdown

@@ -0,0 +1,39 @@
+---
+layout: default
+page_title: "CloudStack: cloudstack_domain Data Source"
+sidebar_current: "docs-cloudstack-datasource-domain"
+description: |-
+    Retrieves information about a Domain
+---
+
+# CloudStack: cloudstack_domain Data Source
+
+A `cloudstack_domain` data source retrieves information about a domain within CloudStack.
+
+## Example Usage
+
+```hcl
+data "cloudstack_domain" "my_domain" {
+  filter {
+    name = "name"
+    value = "ROOT"
+  }
+}
+```
+
+## Argument Reference
+
+The following arguments are supported:
+
+* `filter` - (Required) A block to filter the domains. The filter block supports the following:
+  * `name` - (Required) The name of the filter.
+  * `value` - (Required) The value of the filter.
+
+## Attributes Reference
+
+The following attributes are exported:
+
+* `id` - The ID of the domain.
+* `name` - The name of the domain.
+* `network_domain` - The network domain for the domain.
+* `parent_domain_id` - The ID of the parent domain.