func (m *InstanceManager) LocateInstanceIp(
network *types.VirtualNetwork, instanceUID string, nic *types.VirtualMachineInterface) *types.InstanceIp {
tenant := nic.GetFQName()[len(nic.GetFQName())-2]
name := makeInstanceIpName(tenant, nic.GetName())
obj, err := m.client.FindByName("instance-ip", name)
if err == nil {
// TODO(prm): ensure that attributes are as expected
return obj.(*types.InstanceIp)
}
address, err := m.allocator.LocateIpAddress(instanceUID)
if err != nil {
return nil
}
// Create InstanceIp
ipObj := new(types.InstanceIp)
ipObj.SetName(name)
ipObj.AddVirtualNetwork(network)
ipObj.AddVirtualMachineInterface(nic)
ipObj.SetInstanceIpAddress(address)
ipObj.SetInstanceIpMode("active-active")
err = m.client.Create(ipObj)
if err != nil {
glog.Errorf("Create instance-ip %s for %s: %v", address, nic.GetName(), err)
return nil
}
obj, err = m.client.FindByUuid(ipObj.GetType(), ipObj.GetUuid())
if err != nil {
glog.Errorf("Get instance-ip %s for %s: %v", address, ipObj.GetUuid(), err)
return nil
}
return ipObj
}
func (c *Controller) updateInstanceMetadata(
pod *api.Pod, nic *types.VirtualMachineInterface, address, gateway string) {
doUpdate := false
if pod.Annotations == nil {
pod.Annotations = make(map[string]string)
doUpdate = true
}
var newValue, oldValue InstanceMetadata
if data, ok := pod.Annotations[MetadataAnnotationTag]; ok {
json.Unmarshal([]byte(data), &oldValue)
}
newValue.Uuid = nic.GetUuid()
var mac_address string
addressArr := nic.GetVirtualMachineInterfaceMacAddresses()
if len(addressArr.MacAddress) > 0 {
mac_address = addressArr.MacAddress[0]
} else {
glog.Errorf("interface %s: no mac-addresses", nic.GetName())
}
newValue.MacAddress = mac_address
newValue.IpAddress = address
newValue.Gateway = gateway
if !doUpdate && reflect.DeepEqual(newValue, oldValue) {
return
}
encoded, err := json.Marshal(&newValue)
if err != nil {
glog.Errorf("JSON encode: %v", err)
return
}
pod.Annotations[MetadataAnnotationTag] = string(encoded)
_, err = c.kube.Pods(pod.Namespace).Update(pod)
if err != nil {
// Update will return an error if the pod object that we are
// working with is stale.
glog.Infof("Pod Update %s: %v", pod.Name, err)
}
}
func (c *Controller) updateInstanceMetadata(
pod *api.Pod, nic *types.VirtualMachineInterface, address, gateway string) {
doUpdate := false
if pod.Annotations == nil {
pod.Annotations = make(map[string]string)
doUpdate = true
}
if updateElement(pod.Annotations, "nic_uuid", nic.GetUuid()) {
doUpdate = true
}
var mac_address string
addressArr := nic.GetVirtualMachineInterfaceMacAddresses()
if len(addressArr.MacAddress) > 0 {
mac_address = addressArr.MacAddress[0]
} else {
glog.Errorf("interface %s: no mac-addresses", nic.GetName())
}
if updateElement(pod.Annotations, "mac_address", mac_address) {
doUpdate = true
}
if updateElement(pod.Annotations, "ip_address", address) {
doUpdate = true
}
if updateElement(pod.Annotations, "gateway", gateway) {
doUpdate = true
}
if !doUpdate {
return
}
_, err := c.kube.Pods(pod.Namespace).Update(pod)
if err != nil {
// Update will return an error if the pod object that we are
// working with is stale.
glog.Infof("Pod Update %s: %v", pod.Name, err)
}
}