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node.go
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node.go
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package validation
import (
"fmt"
"strings"
kapp "k8s.io/kubernetes/cmd/kubelet/app"
"k8s.io/kubernetes/pkg/util/fielderrors"
"github.com/openshift/origin/pkg/cmd/server/api"
)
func ValidateNodeConfig(config *api.NodeConfig) fielderrors.ValidationErrorList {
allErrs := fielderrors.ValidationErrorList{}
if len(config.NodeName) == 0 {
allErrs = append(allErrs, fielderrors.NewFieldRequired("nodeName"))
}
if len(config.NodeIP) > 0 {
allErrs = append(allErrs, ValidateSpecifiedIP(config.NodeIP, "nodeIP")...)
}
allErrs = append(allErrs, ValidateServingInfo(config.ServingInfo).Prefix("servingInfo")...)
if config.ServingInfo.BindNetwork == "tcp6" {
allErrs = append(allErrs, fielderrors.NewFieldInvalid("servingInfo.bindNetwork", config.ServingInfo.BindNetwork, "tcp6 is not a valid bindNetwork for nodes, must be tcp or tcp4"))
}
allErrs = append(allErrs, ValidateKubeConfig(config.MasterKubeConfig, "masterKubeConfig")...)
if len(config.DNSIP) > 0 {
allErrs = append(allErrs, ValidateSpecifiedIP(config.DNSIP, "dnsIP")...)
}
allErrs = append(allErrs, ValidateImageConfig(config.ImageConfig).Prefix("imageConfig")...)
if config.PodManifestConfig != nil {
allErrs = append(allErrs, ValidatePodManifestConfig(config.PodManifestConfig).Prefix("podManifestConfig")...)
}
allErrs = append(allErrs, ValidateNetworkConfig(config.NetworkConfig).Prefix("networkConfig")...)
allErrs = append(allErrs, ValidateDockerConfig(config.DockerConfig).Prefix("dockerConfig")...)
allErrs = append(allErrs, ValidateKubeletExtendedArguments(config.KubeletArguments).Prefix("kubeletArguments")...)
return allErrs
}
func ValidateNetworkConfig(config api.NodeNetworkConfig) fielderrors.ValidationErrorList {
allErrs := fielderrors.ValidationErrorList{}
if len(config.NetworkPluginName) > 0 {
if config.MTU == 0 {
allErrs = append(allErrs, fielderrors.NewFieldInvalid("mtu", config.MTU, fmt.Sprintf("must be greater than zero")))
}
}
return allErrs
}
func ValidateDockerConfig(config api.DockerConfig) fielderrors.ValidationErrorList {
allErrs := fielderrors.ValidationErrorList{}
switch config.ExecHandlerName {
case api.DockerExecHandlerNative, api.DockerExecHandlerNsenter:
// ok
default:
validValues := strings.Join([]string{string(api.DockerExecHandlerNative), string(api.DockerExecHandlerNsenter)}, ", ")
allErrs = append(allErrs, fielderrors.NewFieldInvalid("execHandlerName", config.ExecHandlerName, fmt.Sprintf("must be one of %s", validValues)))
}
return allErrs
}
func ValidateKubeletExtendedArguments(config api.ExtendedArguments) fielderrors.ValidationErrorList {
return ValidateExtendedArguments(config, kapp.NewKubeletServer().AddFlags)
}