terraform/builtin/providers/cloudstack/resources.go

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package cloudstack
import (
"fmt"
"log"
"regexp"
"github.com/hashicorp/terraform/helper/schema"
"github.com/xanzy/go-cloudstack/cloudstack"
)
type retrieveError struct {
name string
value string
err error
}
func (e *retrieveError) Error() error {
return fmt.Errorf("Error retrieving UUID of %s %s: %s", e.name, e.value, e.err)
}
func setValueOrUUID(d *schema.ResourceData, key string, value string, uuid string) {
if isUUID(d.Get(key).(string)) {
d.Set(key, uuid)
} else {
d.Set(key, value)
}
}
func retrieveUUID(cs *cloudstack.CloudStackClient, name, value string) (uuid string, e *retrieveError) {
// If the supplied value isn't a UUID, try to retrieve the UUID ourselves
if isUUID(value) {
return value, nil
}
log.Printf("[DEBUG] Retrieving UUID of %s: %s", name, value)
var err error
switch name {
case "disk_offering":
uuid, err = cs.DiskOffering.GetDiskOfferingID(value)
case "virtual_machine":
uuid, err = cs.VirtualMachine.GetVirtualMachineID(value)
case "service_offering":
uuid, err = cs.ServiceOffering.GetServiceOfferingID(value)
case "network_offering":
uuid, err = cs.NetworkOffering.GetNetworkOfferingID(value)
case "vpc_offering":
uuid, err = cs.VPC.GetVPCOfferingID(value)
case "vpc":
uuid, err = cs.VPC.GetVPCID(value)
case "network":
uuid, err = cs.Network.GetNetworkID(value)
case "zone":
uuid, err = cs.Zone.GetZoneID(value)
case "ipaddress":
p := cs.Address.NewListPublicIpAddressesParams()
p.SetIpaddress(value)
l, e := cs.Address.ListPublicIpAddresses(p)
if e != nil {
err = e
break
}
if l.Count == 1 {
uuid = l.PublicIpAddresses[0].Id
break
}
err = fmt.Errorf("Could not find UUID of IP address: %s", value)
case "os_type":
p := cs.GuestOS.NewListOsTypesParams()
p.SetDescription(value)
l, e := cs.GuestOS.ListOsTypes(p)
if e != nil {
err = e
break
}
if l.Count == 1 {
uuid = l.OsTypes[0].Id
break
}
err = fmt.Errorf("Could not find UUID of OS Type: %s", value)
default:
return uuid, &retrieveError{name: name, value: value,
err: fmt.Errorf("Unknown request: %s", name)}
}
if err != nil {
return uuid, &retrieveError{name: name, value: value, err: err}
}
return uuid, nil
}
func retrieveTemplateUUID(cs *cloudstack.CloudStackClient, zoneid, value string) (uuid string, e *retrieveError) {
// If the supplied value isn't a UUID, try to retrieve the UUID ourselves
if isUUID(value) {
return value, nil
}
log.Printf("[DEBUG] Retrieving UUID of template: %s", value)
uuid, err := cs.Template.GetTemplateID(value, "executable", zoneid)
if err != nil {
return uuid, &retrieveError{name: "template", value: value, err: err}
}
return uuid, nil
}
func isUUID(s string) bool {
re := regexp.MustCompile(`^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$`)
return re.MatchString(s)
}