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Add support for grabbing the externalIP in the GCE cloud provider.

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This commit is contained in:
Brendan Burns 2015-03-24 21:21:50 -07:00
parent cfb6f1199b
commit bfceb21007
1 changed files with 16 additions and 1 deletions
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17
pkg/cloudprovider/gce/gce.go
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@ -41,6 +41,8 @@ import (
"google.golang.org/cloud/compute/metadata"
)
const EXTERNAL_IP_METADATA_URL = "http://169.254.169.254/computeMetadata/v1/instance/network-interfaces/0/access-configs/0/external-ip"
// GCECloud is an implementation of Interface, TCPLoadBalancer and Instances for Google Compute Engine.
type GCECloud struct {
service *compute.Service
@ -48,6 +50,9 @@ type GCECloud struct {
projectID string
zone string
instanceID string
// Used for accessing the metadata server
metadataAccess func(string) (string, error)
}
func init() {
@ -125,6 +130,7 @@ func newGCECloud() (*GCECloud, error) {
projectID: projectID,
zone: zone,
instanceID: instanceID,
metadataAccess: getMetadata,
}, nil
}
@ -325,7 +331,16 @@ func (gce *GCECloud) NodeAddresses(instance string) ([]api.NodeAddress, error) {
if ip == nil {
return nil, fmt.Errorf("invalid network IP: %s", inst.NetworkInterfaces[0].AccessConfigs[0].NatIP)
}
return []api.NodeAddress{{Type: api.NodeLegacyHostIP, Address: ip.String()}}, nil
externalIP, err := gce.metadataAccess(EXTERNAL_IP_METADATA_URL)
if err != nil {
return nil, err
}
return []api.NodeAddress{
{Type: api.NodeExternalIP, Address: externalIP},
{Type: api.NodeLegacyHostIP, Address: ip.String()},
}, nil
}
// ExternalID returns the cloud provider ID of the specified instance.