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Moving validateNodeIP to kubelet_node_status.go

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This commit is contained in:
Steve Leon
2016-09-30 14:07:13 -07:00
parent 6efa1172f5
commit a9123de9b4
3 changed files with 41 additions and 39 deletions
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6
pkg/kubelet/kubelet.go
View File

@@ -495,12 +495,6 @@ func NewMainKubelet(kubeCfg *componentconfig.KubeletConfiguration, kubeDeps *Kub
klet.flannelHelper = NewFlannelHelper()
glog.Infof("Flannel is in charge of podCIDR and overlay networking.")
}
if klet.nodeIP != nil {
if err := klet.validateNodeIP(); err != nil {
return nil, err
}
glog.Infof("Using node IP: %q", klet.nodeIP.String())
}
if mode, err := effectiveHairpinMode(componentconfig.HairpinMode(kubeCfg.HairpinMode), kubeCfg.ContainerRuntime, kubeCfg.ConfigureCBR0, kubeCfg.NetworkPluginName); err != nil {
// This is a non-recoverable error. Returning it up the callstack will just

33
pkg/kubelet/kubelet_network.go
View File

@@ -81,39 +81,6 @@ func effectiveHairpinMode(hairpinMode componentconfig.HairpinMode, containerRunt
return hairpinMode, nil
}
// Validate given node IP belongs to the current host
func (kl *Kubelet) validateNodeIP() error {
if kl.nodeIP == nil {
return nil
}
// Honor IP limitations set in setNodeStatus()
if kl.nodeIP.IsLoopback() {
return fmt.Errorf("nodeIP can't be loopback address")
}
if kl.nodeIP.To4() == nil {
return fmt.Errorf("nodeIP must be IPv4 address")
}
addrs, err := net.InterfaceAddrs()
if err != nil {
return err
}
for _, addr := range addrs {
var ip net.IP
switch v := addr.(type) {
case *net.IPNet:
ip = v.IP
case *net.IPAddr:
ip = v.IP
}
if ip != nil && ip.Equal(kl.nodeIP) {
return nil
}
}
return fmt.Errorf("Node IP: %q not found in the host's network interfaces", kl.nodeIP.String())
}
// providerRequiresNetworkingConfiguration returns whether the cloud provider
// requires special networking configuration.
func (kl *Kubelet) providerRequiresNetworkingConfiguration() bool {

41
pkg/kubelet/kubelet_node_status.go
View File

@@ -359,6 +359,14 @@ func (kl *Kubelet) recordNodeStatusEvent(eventtype, event string) {
// Set IP addresses for the node.
func (kl *Kubelet) setNodeAddress(node *api.Node) error {
if kl.nodeIP != nil {
if err := kl.validateNodeIP(); err != nil {
return fmt.Errorf("failed to validate nodeIP: %v", err)
}
glog.V(2).Infof("Using node IP: %q", kl.nodeIP.String())
}
if kl.cloud != nil {
instances, ok := kl.cloud.Instances()
if !ok {
@@ -861,3 +869,36 @@ func SetNodeStatus(f func(*api.Node) error) Option {
k.setNodeStatusFuncs = append(k.setNodeStatusFuncs, f)
}
}
// Validate given node IP belongs to the current host
func (kl *Kubelet) validateNodeIP() error {
if kl.nodeIP == nil {
return nil
}
// Honor IP limitations set in setNodeStatus()
if kl.nodeIP.IsLoopback() {
return fmt.Errorf("nodeIP can't be loopback address")
}
if kl.nodeIP.To4() == nil {
return fmt.Errorf("nodeIP must be IPv4 address")
}
addrs, err := net.InterfaceAddrs()
if err != nil {
return err
}
for _, addr := range addrs {
var ip net.IP
switch v := addr.(type) {
case *net.IPNet:
ip = v.IP
case *net.IPAddr:
ip = v.IP
}
if ip != nil && ip.Equal(kl.nodeIP) {
return nil
}
}
return fmt.Errorf("Node IP: %q not found in the host's network interfaces", kl.nodeIP.String())
}