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data_source_google_compute_address.go
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data_source_google_compute_address.go
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package google
import (
"fmt"
"regexp"
"strconv"
"strings"
"github.com/hashicorp/terraform/helper/schema"
)
var (
computeAddressIdTemplate = "projects/%s/regions/%s/addresses/%s"
computeAddressLinkRegex = regexp.MustCompile("projects/(.+)/regions/(.+)/addresses/(.+)$")
)
func dataSourceGoogleComputeAddress() *schema.Resource {
return &schema.Resource{
Read: dataSourceGoogleComputeAddressRead,
Schema: map[string]*schema.Schema{
"name": &schema.Schema{
Type: schema.TypeString,
Required: true,
},
"address": &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
"status": &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
"self_link": &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
"region": &schema.Schema{
Type: schema.TypeString,
Computed: true,
Optional: true,
},
"project": &schema.Schema{
Type: schema.TypeString,
Computed: true,
Optional: true,
},
},
}
}
func dataSourceGoogleComputeAddressRead(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
project, err := getProject(d, config)
if err != nil {
return err
}
region, err := getRegion(d, config)
if err != nil {
return err
}
name := d.Get("name").(string)
address, err := config.clientCompute.Addresses.Get(project, region, name).Do()
if err != nil {
return handleNotFoundError(err, d, fmt.Sprintf("Address Not Found : %s", name))
}
d.Set("address", address.Address)
d.Set("status", address.Status)
d.Set("self_link", address.SelfLink)
d.Set("project", project)
d.Set("region", region)
d.SetId(strconv.FormatUint(uint64(address.Id), 10))
return nil
}
type computeAddressId struct {
Project string
Region string
Name string
}
func (s computeAddressId) canonicalId() string {
return fmt.Sprintf(computeAddressIdTemplate, s.Project, s.Region, s.Name)
}
func parseComputeAddressId(id string, config *Config) (*computeAddressId, error) {
var parts []string
if computeAddressLinkRegex.MatchString(id) {
parts = computeAddressLinkRegex.FindStringSubmatch(id)
return &computeAddressId{
Project: parts[1],
Region: parts[2],
Name: parts[3],
}, nil
} else {
parts = strings.Split(id, "/")
}
if len(parts) == 3 {
return &computeAddressId{
Project: parts[0],
Region: parts[1],
Name: parts[2],
}, nil
} else if len(parts) == 2 {
// Project is optional.
if config.Project == "" {
return nil, fmt.Errorf("The default project for the provider must be set when using the `{region}/{name}` id format.")
}
return &computeAddressId{
Project: config.Project,
Region: parts[0],
Name: parts[1],
}, nil
} else if len(parts) == 1 {
// Project and region is optional
if config.Project == "" {
return nil, fmt.Errorf("The default project for the provider must be set when using the `{name}` id format.")
}
if config.Region == "" {
return nil, fmt.Errorf("The default region for the provider must be set when using the `{name}` id format.")
}
return &computeAddressId{
Project: config.Project,
Region: config.Region,
Name: parts[0],
}, nil
}
return nil, fmt.Errorf("Invalid compute address id. Expecting resource link, `{project}/{region}/{name}`, `{region}/{name}` or `{name}` format.")
}