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resource_compute_subnetwork.go
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resource_compute_subnetwork.go
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package google
import (
"fmt"
"log"
"github.com/hashicorp/terraform/helper/schema"
"google.golang.org/api/compute/v1"
"google.golang.org/api/googleapi"
"strings"
)
func resourceComputeSubnetwork() *schema.Resource {
return &schema.Resource{
Create: resourceComputeSubnetworkCreate,
Read: resourceComputeSubnetworkRead,
Delete: resourceComputeSubnetworkDelete,
Schema: map[string]*schema.Schema{
"name": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"region": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"network": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"ip_cidr_range": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"description": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"gateway_address": &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
"self_link": &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
},
}
}
func createSubnetID(s *compute.Subnetwork) string {
return fmt.Sprintf("%s/%s", s.Region, s.Name)
}
func splitSubnetID(id string) (region string, name string) {
parts := strings.Split(id, "/")
region = parts[0]
name = parts[1]
return
}
func resourceComputeSubnetworkCreate(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
// Build the subnetwork parameters
subnetwork := &compute.Subnetwork{
Name: d.Get("name").(string),
Description: d.Get("description").(string),
IpCidrRange: d.Get("ip_cidr_range").(string),
Network: d.Get("network").(string),
}
region := d.Get("region").(string)
log.Printf("[DEBUG] Subnetwork insert request: %#v", subnetwork)
op, err := config.clientCompute.Subnetworks.Insert(
config.Project, region, subnetwork).Do()
if err != nil {
return fmt.Errorf("Error creating subnetwork: %s", err)
}
// It probably maybe worked, so store the ID now. ID is a combination of region + subnetwork
// name because subnetwork names are not unique in a project, per the Google docs:
// "When creating a new subnetwork, its name has to be unique in that project for that region, even across networks.
// The same name can appear twice in a project, as long as each one is in a different region."
// https://cloud.google.com/compute/docs/subnetworks
subnetwork.Region = region
d.SetId(createSubnetID(subnetwork))
err = computeOperationWaitRegion(config, op, region, "Creating Subnetwork")
if err != nil {
return err
}
return resourceComputeSubnetworkRead(d, meta)
}
func resourceComputeSubnetworkRead(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
name := d.Get("name").(string)
region := d.Get("region").(string)
subnetwork, err := config.clientCompute.Subnetworks.Get(
config.Project, region, name).Do()
if err != nil {
if gerr, ok := err.(*googleapi.Error); ok && gerr.Code == 404 {
log.Printf("[WARN] Removing Subnetwork %q because it's gone", name)
// The resource doesn't exist anymore
d.SetId("")
return nil
}
return fmt.Errorf("Error reading subnetwork: %s", err)
}
d.Set("gateway_address", subnetwork.GatewayAddress)
d.Set("self_link", subnetwork.SelfLink)
return nil
}
func resourceComputeSubnetworkDelete(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
region := d.Get("region").(string)
// Delete the subnetwork
op, err := config.clientCompute.Subnetworks.Delete(
config.Project, region, d.Get("name").(string)).Do()
if err != nil {
return fmt.Errorf("Error deleting subnetwork: %s", err)
}
err = computeOperationWaitRegion(config, op, region, "Deleting Subnetwork")
if err != nil {
return err
}
d.SetId("")
return nil
}