publish node components version information

pkg/kubelet/cadvisor/cadvisor_fake.go

@@ -39,6 +39,10 @@ func (c *Fake) MachineInfo() (*cadvisorApi.MachineInfo, error) {
 	return new(cadvisorApi.MachineInfo), nil
 }
 
+func (c *Fake) VersionInfo() (*cadvisorApi.VersionInfo, error) {
+	return new(cadvisorApi.VersionInfo), nil
+}
+
 func (c *Fake) DockerImagesFsInfo() (cadvisorApiV2.FsInfo, error) {
 	return cadvisorApiV2.FsInfo{}, nil
 }

pkg/kubelet/cadvisor/cadvisor_linux.go

@@ -109,6 +109,10 @@ func (self *cadvisorClient) ContainerInfo(name string, req *cadvisorApi.Containe
 	return self.GetContainerInfo(name, req)
 }
 
+func (self *cadvisorClient) VersionInfo() (*cadvisorApi.VersionInfo, error) {
+	return self.GetVersionInfo()
+}
+
 func (self *cadvisorClient) MachineInfo() (*cadvisorApi.MachineInfo, error) {
 	return self.GetMachineInfo()
 }

pkg/kubelet/cadvisor/cadvisor_mock.go

@@ -46,6 +46,11 @@ func (c *Mock) MachineInfo() (*cadvisorApi.MachineInfo, error) {
 	return args.Get(0).(*cadvisorApi.MachineInfo), args.Error(1)
 }
 
+func (c *Mock) VersionInfo() (*cadvisorApi.VersionInfo, error) {
+	args := c.Called()
+	return args.Get(0).(*cadvisorApi.VersionInfo), args.Error(1)
+}
+
 func (c *Mock) DockerImagesFsInfo() (cadvisorApiV2.FsInfo, error) {
 	args := c.Called()
 	return args.Get(0).(cadvisorApiV2.FsInfo), args.Error(1)

pkg/kubelet/cadvisor/cadvisor_unsupported.go

@@ -48,6 +48,10 @@ func (self *cadvisorUnsupported) MachineInfo() (*cadvisorApi.MachineInfo, error)
 	return nil, unsupportedErr
 }
 
+func (self *cadvisorUnsupported) VersionInfo() (*cadvisorApi.VersionInfo, error) {
+	return nil, unsupportedErr
+}
+
 func (self *cadvisorUnsupported) DockerImagesFsInfo() (cadvisorApiV2.FsInfo, error) {
 	return cadvisorApiV2.FsInfo{}, unsupportedErr
 }

pkg/kubelet/cadvisor/types.go

@@ -27,6 +27,8 @@ type Interface interface {
 	ContainerInfo(name string, req *cadvisorApi.ContainerInfoRequest) (*cadvisorApi.ContainerInfo, error)
 	MachineInfo() (*cadvisorApi.MachineInfo, error)
 
+	VersionInfo() (*cadvisorApi.VersionInfo, error)
+
 	// Returns usage information about the filesystem holding Docker images.
 	DockerImagesFsInfo() (cadvisorApiV2.FsInfo, error)
 }