Golang Path.Child方法代码示例

func validateDockerStrategy(strategy *buildapi.DockerBuildStrategy, fldPath *field.Path) field.ErrorList {
	allErrs := field.ErrorList{}

	if strategy.From != nil {
		allErrs = append(allErrs, validateFromImageReference(strategy.From, fldPath.Child("from"))...)
	}

	allErrs = append(allErrs, validateSecretRef(strategy.PullSecret, fldPath.Child("pullSecret"))...)

	if len(strategy.DockerfilePath) != 0 {
		cleaned := path.Clean(strategy.DockerfilePath)
		switch {
		case strings.HasPrefix(cleaned, "/"):
			allErrs = append(allErrs, field.Invalid(fldPath.Child("dockerfilePath"), strategy.DockerfilePath, "dockerfilePath must not be an absolute path"))
		case strings.HasPrefix(cleaned, ".."):
			allErrs = append(allErrs, field.Invalid(fldPath.Child("dockerfilePath"), strategy.DockerfilePath, "dockerfilePath must not start with .."))
		default:
			if cleaned == "." {
				cleaned = ""
			}
			strategy.DockerfilePath = cleaned
		}
	}

	allErrs = append(allErrs, ValidateStrategyEnv(strategy.Env, fldPath.Child("env"))...)

	return allErrs
}

func validateSessionConfig(config *api.SessionConfig, fldPath *field.Path) field.ErrorList {
	allErrs := field.ErrorList{}

	// Validate session secrets file, if specified
	sessionSecretsFilePath := fldPath.Child("sessionSecretsFile")
	if len(config.SessionSecretsFile) > 0 {
		fileErrs := ValidateFile(config.SessionSecretsFile, sessionSecretsFilePath)
		if len(fileErrs) != 0 {
			// Missing file
			allErrs = append(allErrs, fileErrs...)
		} else {
			// Validate file contents
			secrets, err := latest.ReadSessionSecrets(config.SessionSecretsFile)
			if err != nil {
				allErrs = append(allErrs, field.Invalid(sessionSecretsFilePath, config.SessionSecretsFile, fmt.Sprintf("error reading file: %v", err)))
			} else {
				for _, err := range ValidateSessionSecrets(secrets) {
					allErrs = append(allErrs, field.Invalid(sessionSecretsFilePath, config.SessionSecretsFile, err.Error()))
				}
			}
		}
	}

	if len(config.SessionName) == 0 {
		allErrs = append(allErrs, field.Required(fldPath.Child("sessionName"), ""))
	}

	return allErrs
}

func validateBuildImageReference(reference *kapi.ObjectReference, fldPath *field.Path) field.ErrorList {
	allErrs := field.ErrorList{}
	if reference != nil && reference.Kind != "DockerImage" {
		allErrs = append(allErrs, field.Invalid(fldPath.Child("kind"), reference.Kind, "only DockerImage references are supported for Builds"))
	}
	return allErrs
}

func validateCustomParams(params *deployapi.CustomDeploymentStrategyParams, fldPath *field.Path) field.ErrorList {
	errs := field.ErrorList{}

	errs = append(errs, validateEnv(params.Environment, fldPath.Child("environment"))...)

	return errs
}

func ValidateJobSpec(spec *extensions.JobSpec, fldPath *field.Path) field.ErrorList {
	allErrs := field.ErrorList{}

	if spec.Parallelism != nil {
		allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(*spec.Parallelism), fldPath.Child("parallelism"))...)
	}
	if spec.Completions != nil {
		allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(*spec.Completions), fldPath.Child("completions"))...)
	}
	if spec.ActiveDeadlineSeconds != nil {
		allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(*spec.ActiveDeadlineSeconds), fldPath.Child("activeDeadlineSeconds"))...)
	}
	if spec.Selector == nil {
		allErrs = append(allErrs, field.Required(fldPath.Child("selector"), ""))
	} else {
		allErrs = append(allErrs, ValidateLabelSelector(spec.Selector, fldPath.Child("selector"))...)
	}

	if selector, err := extensions.LabelSelectorAsSelector(spec.Selector); err == nil {
		labels := labels.Set(spec.Template.Labels)
		if !selector.Matches(labels) {
			allErrs = append(allErrs, field.Invalid(fldPath.Child("template", "metadata", "labels"), spec.Template.Labels, "`selector` does not match template `labels`"))
		}
	}

	allErrs = append(allErrs, apivalidation.ValidatePodTemplateSpec(&spec.Template, fldPath.Child("template"))...)
	if spec.Template.Spec.RestartPolicy != api.RestartPolicyOnFailure &&
		spec.Template.Spec.RestartPolicy != api.RestartPolicyNever {
		allErrs = append(allErrs, field.NotSupported(fldPath.Child("template", "spec", "restartPolicy"),
			spec.Template.Spec.RestartPolicy, []string{string(api.RestartPolicyOnFailure), string(api.RestartPolicyNever)}))
	}
	return allErrs
}

// Validates given deployment spec.
func ValidateDeploymentSpec(spec *extensions.DeploymentSpec, fldPath *field.Path) field.ErrorList {
	allErrs := field.ErrorList{}
	allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(spec.Replicas), fldPath.Child("replicas"))...)

	if spec.Selector == nil {
		allErrs = append(allErrs, field.Required(fldPath.Child("selector"), ""))
	} else {
		allErrs = append(allErrs, unversionedvalidation.ValidateLabelSelector(spec.Selector, fldPath.Child("selector"))...)
		if len(spec.Selector.MatchLabels)+len(spec.Selector.MatchExpressions) == 0 {
			allErrs = append(allErrs, field.Invalid(fldPath.Child("selector"), spec.Selector, "empty selector is not valid for deployment."))
		}
	}

	selector, err := unversioned.LabelSelectorAsSelector(spec.Selector)
	if err != nil {
		allErrs = append(allErrs, field.Invalid(fldPath.Child("selector"), spec.Selector, "failed to convert LabelSelector to Selector."))
	} else {
		allErrs = append(allErrs, ValidatePodTemplateSpecForReplicaSet(&spec.Template, selector, spec.Replicas, fldPath.Child("template"))...)
	}

	allErrs = append(allErrs, ValidateDeploymentStrategy(&spec.Strategy, fldPath.Child("strategy"))...)
	allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(spec.MinReadySeconds), fldPath.Child("minReadySeconds"))...)
	if spec.RevisionHistoryLimit != nil {
		// zero is a valid RevisionHistoryLimit
		allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(*spec.RevisionHistoryLimit), fldPath.Child("revisionHistoryLimit"))...)
	}
	if spec.RollbackTo != nil {
		allErrs = append(allErrs, ValidateRollback(spec.RollbackTo, fldPath.Child("rollback"))...)
	}
	return allErrs
}

func validateWebHook(webHook *buildapi.WebHookTrigger, fldPath *field.Path) field.ErrorList {
	allErrs := field.ErrorList{}
	if len(webHook.Secret) == 0 {
		allErrs = append(allErrs, field.Required(fldPath.Child("secret")))
	}
	return allErrs
}

func ValidateResourceRequirements(requirements *v1.ResourceRequirements, fldPath *field.Path) field.ErrorList {
	allErrs := field.ErrorList{}
	limPath := fldPath.Child("limits")
	reqPath := fldPath.Child("requests")
	for resourceName, quantity := range requirements.Limits {
		fldPath := limPath.Key(string(resourceName))
		// Validate resource name.
		allErrs = append(allErrs, validateContainerResourceName(string(resourceName), fldPath)...)

		// Validate resource quantity.
		allErrs = append(allErrs, ValidateResourceQuantityValue(string(resourceName), quantity, fldPath)...)

		// Check that request <= limit.
		requestQuantity, exists := requirements.Requests[resourceName]
		if exists {
			// For GPUs, not only requests can't exceed limits, they also can't be lower, i.e. must be equal.
			if resourceName == v1.ResourceNvidiaGPU && quantity.Cmp(requestQuantity) != 0 {
				allErrs = append(allErrs, field.Invalid(reqPath, requestQuantity.String(), fmt.Sprintf("must be equal to %s limit", v1.ResourceNvidiaGPU)))
			} else if quantity.Cmp(requestQuantity) < 0 {
				allErrs = append(allErrs, field.Invalid(limPath, quantity.String(), fmt.Sprintf("must be greater than or equal to %s request", resourceName)))
			}
		}
	}
	for resourceName, quantity := range requirements.Requests {
		fldPath := reqPath.Key(string(resourceName))
		// Validate resource name.
		allErrs = append(allErrs, validateContainerResourceName(string(resourceName), fldPath)...)
		// Validate resource quantity.
		allErrs = append(allErrs, ValidateResourceQuantityValue(string(resourceName), quantity, fldPath)...)
	}

	return allErrs
}

func validateIngressRuleValue(ingressRule *extensions.IngressRuleValue, fldPath *field.Path) field.ErrorList {
	allErrs := field.ErrorList{}
	if ingressRule.HTTP != nil {
		allErrs = append(allErrs, validateHTTPIngressRuleValue(ingressRule.HTTP, fldPath.Child("http"))...)
	}
	return allErrs
}

func ValidateEtcdConfig(config *api.EtcdConfig, fldPath *field.Path) ValidationResults {
	validationResults := ValidationResults{}

	servingInfoPath := fldPath.Child("servingInfo")
	validationResults.Append(ValidateServingInfo(config.ServingInfo, servingInfoPath))
	if config.ServingInfo.BindNetwork == "tcp6" {
		validationResults.AddErrors(field.Invalid(servingInfoPath.Child("bindNetwork"), config.ServingInfo.BindNetwork, "tcp6 is not a valid bindNetwork for etcd, must be tcp or tcp4"))
	}
	if len(config.ServingInfo.NamedCertificates) > 0 {
		validationResults.AddErrors(field.Invalid(servingInfoPath.Child("namedCertificates"), "<not shown>", "namedCertificates are not supported for etcd"))
	}

	peerServingInfoPath := fldPath.Child("peerServingInfo")
	validationResults.Append(ValidateServingInfo(config.PeerServingInfo, peerServingInfoPath))
	if config.ServingInfo.BindNetwork == "tcp6" {
		validationResults.AddErrors(field.Invalid(peerServingInfoPath.Child("bindNetwork"), config.ServingInfo.BindNetwork, "tcp6 is not a valid bindNetwork for etcd peers, must be tcp or tcp4"))
	}
	if len(config.ServingInfo.NamedCertificates) > 0 {
		validationResults.AddErrors(field.Invalid(peerServingInfoPath.Child("namedCertificates"), "<not shown>", "namedCertificates are not supported for etcd"))
	}

	validationResults.AddErrors(ValidateHostPort(config.Address, fldPath.Child("address"))...)
	validationResults.AddErrors(ValidateHostPort(config.PeerAddress, fldPath.Child("peerAddress"))...)

	if len(config.StorageDir) == 0 {
		validationResults.AddErrors(field.Required(fldPath.Child("storageDirectory"), ""))
	}

	return validationResults
}

// ValidateDaemonSetSpec tests if required fields in the DaemonSetSpec are set.
func ValidateDaemonSetSpec(spec *extensions.DaemonSetSpec, fldPath *field.Path) field.ErrorList {
	allErrs := field.ErrorList{}

	allErrs = append(allErrs, ValidateLabelSelector(spec.Selector, fldPath.Child("selector"))...)

	if spec.Template == nil {
		allErrs = append(allErrs, field.Required(fldPath.Child("template")))
		return allErrs
	}

	selector, err := extensions.LabelSelectorAsSelector(spec.Selector)
	if err == nil && !selector.Matches(labels.Set(spec.Template.Labels)) {
		allErrs = append(allErrs, field.Invalid(fldPath.Child("template", "metadata", "labels"), spec.Template.Labels, "selector does not match template"))
	}

	allErrs = append(allErrs, apivalidation.ValidatePodTemplateSpec(spec.Template, fldPath.Child("template"))...)
	// Daemons typically run on more than one node, so mark Read-Write persistent disks as invalid.
	allErrs = append(allErrs, apivalidation.ValidateReadOnlyPersistentDisks(spec.Template.Spec.Volumes, fldPath.Child("template", "spec", "volumes"))...)
	// RestartPolicy has already been first-order validated as per ValidatePodTemplateSpec().
	if spec.Template.Spec.RestartPolicy != api.RestartPolicyAlways {
		allErrs = append(allErrs, field.NotSupported(fldPath.Child("template", "spec", "restartPolicy"), spec.Template.Spec.RestartPolicy, []string{string(api.RestartPolicyAlways)}))
	}

	return allErrs
}

func ValidateLDAPQuery(query api.LDAPQuery, fldPath *field.Path) ValidationResults {
	validationResults := ValidationResults{}

	if _, err := ldap.ParseDN(query.BaseDN); err != nil {
		validationResults.AddErrors(field.Invalid(fldPath.Child("baseDN"), query.BaseDN,
			fmt.Sprintf("invalid base DN for search: %v", err)))
	}

	if len(query.Scope) > 0 {
		if _, err := ldaputil.DetermineLDAPScope(query.Scope); err != nil {
			validationResults.AddErrors(field.Invalid(fldPath.Child("scope"), query.Scope,
				"invalid LDAP search scope"))
		}
	}

	if len(query.DerefAliases) > 0 {
		if _, err := ldaputil.DetermineDerefAliasesBehavior(query.DerefAliases); err != nil {
			validationResults.AddErrors(field.Invalid(fldPath.Child("derefAliases"),
				query.DerefAliases, "LDAP alias dereferencing instruction invalid"))
		}
	}

	if query.TimeLimit < 0 {
		validationResults.AddErrors(field.Invalid(fldPath.Child("timeout"), query.TimeLimit,
			"timeout must be equal to or greater than zero"))
	}

	if _, err := ldap.CompileFilter(query.Filter); err != nil {
		validationResults.AddErrors(field.Invalid(fldPath.Child("filter"), query.Filter,
			fmt.Sprintf("invalid query filter: %v", err)))
	}

	return validationResults
}

func ValidateJobStatus(status *extensions.JobStatus, fldPath *field.Path) field.ErrorList {
	allErrs := field.ErrorList{}
	allErrs = append(allErrs, apivalidation.ValidatePositiveField(int64(status.Active), fldPath.Child("active"))...)
	allErrs = append(allErrs, apivalidation.ValidatePositiveField(int64(status.Succeeded), fldPath.Child("succeeded"))...)
	allErrs = append(allErrs, apivalidation.ValidatePositiveField(int64(status.Failed), fldPath.Child("failed"))...)
	return allErrs
}

// validatePodSecurityPolicyVolumes validates the volume fields of PodSecurityPolicy.
func validatePodSecurityPolicyVolumes(fldPath *field.Path, volumes []extensions.FSType) field.ErrorList {
	allErrs := field.ErrorList{}
	allowed := sets.NewString(string(extensions.HostPath),
		string(extensions.EmptyDir),
		string(extensions.GCEPersistentDisk),
		string(extensions.AWSElasticBlockStore),
		string(extensions.GitRepo),
		string(extensions.Secret),
		string(extensions.NFS),
		string(extensions.ISCSI),
		string(extensions.Glusterfs),
		string(extensions.PersistentVolumeClaim),
		string(extensions.RBD),
		string(extensions.Cinder),
		string(extensions.CephFS),
		string(extensions.DownwardAPI),
		string(extensions.FC))
	for _, v := range volumes {
		if !allowed.Has(string(v)) {
			allErrs = append(allErrs, field.NotSupported(fldPath.Child("volumes"), v, allowed.List()))
		}
	}

	return allErrs
}

func ValidateOpenIDIdentityProvider(provider *api.OpenIDIdentityProvider, identityProvider api.IdentityProvider, fieldPath *field.Path) field.ErrorList {
	allErrs := field.ErrorList{}

	allErrs = append(allErrs, ValidateOAuthIdentityProvider(provider.ClientID, provider.ClientSecret, fieldPath)...)

	// Communication with the Authorization Endpoint MUST utilize TLS
	// http://openid.net/specs/openid-connect-core-1_0.html#AuthorizationEndpoint
	providerPath := fieldPath.Child("provider")
	urlsPath := providerPath.Child("urls")
	_, urlErrs := ValidateSecureURL(provider.URLs.Authorize, urlsPath.Child("authorize"))
	allErrs = append(allErrs, urlErrs...)

	// Communication with the Token Endpoint MUST utilize TLS
	// http://openid.net/specs/openid-connect-core-1_0.html#TokenEndpoint
	_, urlErrs = ValidateSecureURL(provider.URLs.Token, urlsPath.Child("token"))
	allErrs = append(allErrs, urlErrs...)

	if len(provider.URLs.UserInfo) != 0 {
		// Communication with the UserInfo Endpoint MUST utilize TLS
		// http://openid.net/specs/openid-connect-core-1_0.html#UserInfo
		_, urlErrs = ValidateSecureURL(provider.URLs.UserInfo, urlsPath.Child("userInfo"))
		allErrs = append(allErrs, urlErrs...)
	}

	// At least one claim to use as the user id is required
	if len(provider.Claims.ID) == 0 {
		allErrs = append(allErrs, field.Invalid(providerPath.Child("claims", "id"), "[]", "at least one id claim is required (OpenID standard identity claim is 'sub')"))
	}

	if len(provider.CA) != 0 {
		allErrs = append(allErrs, ValidateFile(provider.CA, providerPath.Child("ca"))...)
	}

	return allErrs
}