diff options
Diffstat (limited to 'kube2msb/src/kube2msb/vendor/k8s.io/kubernetes/pkg/api/unversioned/validation/validation.go')
-rw-r--r-- | kube2msb/src/kube2msb/vendor/k8s.io/kubernetes/pkg/api/unversioned/validation/validation.go | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/kube2msb/src/kube2msb/vendor/k8s.io/kubernetes/pkg/api/unversioned/validation/validation.go b/kube2msb/src/kube2msb/vendor/k8s.io/kubernetes/pkg/api/unversioned/validation/validation.go new file mode 100644 index 0000000..ecb968b --- /dev/null +++ b/kube2msb/src/kube2msb/vendor/k8s.io/kubernetes/pkg/api/unversioned/validation/validation.go @@ -0,0 +1,74 @@ +/* +Copyright 2015 The Kubernetes Authors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package validation + +import ( + "k8s.io/kubernetes/pkg/api/unversioned" + "k8s.io/kubernetes/pkg/util/validation" + "k8s.io/kubernetes/pkg/util/validation/field" +) + +func ValidateLabelSelector(ps *unversioned.LabelSelector, fldPath *field.Path) field.ErrorList { + allErrs := field.ErrorList{} + if ps == nil { + return allErrs + } + allErrs = append(allErrs, ValidateLabels(ps.MatchLabels, fldPath.Child("matchLabels"))...) + for i, expr := range ps.MatchExpressions { + allErrs = append(allErrs, ValidateLabelSelectorRequirement(expr, fldPath.Child("matchExpressions").Index(i))...) + } + return allErrs +} + +func ValidateLabelSelectorRequirement(sr unversioned.LabelSelectorRequirement, fldPath *field.Path) field.ErrorList { + allErrs := field.ErrorList{} + switch sr.Operator { + case unversioned.LabelSelectorOpIn, unversioned.LabelSelectorOpNotIn: + if len(sr.Values) == 0 { + allErrs = append(allErrs, field.Required(fldPath.Child("values"), "must be specified when `operator` is 'In' or 'NotIn'")) + } + case unversioned.LabelSelectorOpExists, unversioned.LabelSelectorOpDoesNotExist: + if len(sr.Values) > 0 { + allErrs = append(allErrs, field.Forbidden(fldPath.Child("values"), "may not be specified when `operator` is 'Exists' or 'DoesNotExist'")) + } + default: + allErrs = append(allErrs, field.Invalid(fldPath.Child("operator"), sr.Operator, "not a valid selector operator")) + } + allErrs = append(allErrs, ValidateLabelName(sr.Key, fldPath.Child("key"))...) + return allErrs +} + +// ValidateLabelName validates that the label name is correctly defined. +func ValidateLabelName(labelName string, fldPath *field.Path) field.ErrorList { + allErrs := field.ErrorList{} + for _, msg := range validation.IsQualifiedName(labelName) { + allErrs = append(allErrs, field.Invalid(fldPath, labelName, msg)) + } + return allErrs +} + +// ValidateLabels validates that a set of labels are correctly defined. +func ValidateLabels(labels map[string]string, fldPath *field.Path) field.ErrorList { + allErrs := field.ErrorList{} + for k, v := range labels { + allErrs = append(allErrs, ValidateLabelName(k, fldPath)...) + for _, msg := range validation.IsValidLabelValue(v) { + allErrs = append(allErrs, field.Invalid(fldPath, v, msg)) + } + } + return allErrs +} |