provider/aws: aws_vpc data source

builtin/providers/aws/data_source_aws_vpc.go

@@ -0,0 +1,117 @@
+package aws
+
+import (
+	"fmt"
+	"log"
+
+	"github.com/aws/aws-sdk-go/aws"
+	"github.com/aws/aws-sdk-go/service/ec2"
+	"github.com/hashicorp/terraform/helper/schema"
+)
+
+func dataSourceAwsVpc() *schema.Resource {
+	return &schema.Resource{
+		Read: dataSourceAwsVpcRead,
+
+		Schema: map[string]*schema.Schema{
+			"cidr_block": &schema.Schema{
+				Type:     schema.TypeString,
+				Optional: true,
+				Computed: true,
+			},
+
+			"dhcp_options_id": &schema.Schema{
+				Type:     schema.TypeString,
+				Optional: true,
+				Computed: true,
+			},
+
+			"default": &schema.Schema{
+				Type:     schema.TypeBool,
+				Optional: true,
+				Computed: true,
+			},
+
+			"filter": &schema.Schema{
+				Type:     schema.TypeSet,
+				Optional: true,
+				Elem: &schema.Resource{
+					Schema: map[string]*schema.Schema{
+						"name": &schema.Schema{
+							Type:     schema.TypeString,
+							Required: true,
+						},
+						"values": &schema.Schema{
+							Type:     schema.TypeSet,
+							Required: true,
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+					},
+				},
+			},
+
+			"id": &schema.Schema{
+				Type:     schema.TypeString,
+				Optional: true,
+				Computed: true,
+			},
+
+			"instance_tenancy": &schema.Schema{
+				Type:     schema.TypeString,
+				Computed: true,
+			},
+
+			"state": &schema.Schema{
+				Type:     schema.TypeString,
+				Optional: true,
+				Computed: true,
+			},
+
+			"tags": tagsSchemaComputed(),
+		},
+	}
+}
+
+func dataSourceAwsVpcRead(d *schema.ResourceData, meta interface{}) error {
+	conn := meta.(*AWSClient).ec2conn
+
+	req := &ec2.DescribeVpcsInput{}
+
+	if id := d.Get("id"); id != "" {
+		req.VpcIds = []*string{aws.String(id.(string))}
+	}
+
+	req.Filters = buildEC2FilterList(d, map[string]string{
+		"cidr_block":      "cidr",
+		"dhcp_options_id": "dhcp-options-id",
+		"default":         "isDefault",
+		"state":           "state",
+	})
+
+	log.Printf("[DEBUG] DescribeVpcs %#v\n", req)
+	resp, err := conn.DescribeVpcs(req)
+	if err != nil {
+		return err
+	}
+	if resp == nil || len(resp.Vpcs) == 0 {
+		return fmt.Errorf("no matching VPC found")
+	}
+	if len(resp.Vpcs) > 1 {
+		return fmt.Errorf("multiple VPCs matched; use additional constraints to reduce matches to a single VPC")
+	}
+
+	vpc := resp.Vpcs[0]
+
+	d.SetId(*vpc.VpcId)
+	d.Set("id", vpc.VpcId)
+	d.Set("cidr_block", vpc.CidrBlock)
+	d.Set("dhcp_options_id", vpc.DhcpOptionsId)
+	d.Set("instance_tenancy", vpc.InstanceTenancy)
+	d.Set("default", vpc.IsDefault)
+	d.Set("state", vpc.State)
+	d.Set("tags", tagsToMap(vpc.Tags))
+
+	return nil
+}

builtin/providers/aws/provider.go

@@ -112,6 +112,7 @@ func Provider() terraform.ResourceProvider {
 
 		DataSourcesMap: map[string]*schema.Resource{
 			"aws_subnet": dataSourceAwsSubnet(),
+			"aws_vpc":    dataSourceAwsVpc(),
 		},
 
 		ResourcesMap: map[string]*schema.Resource{