Switch to github.com/golang/dep for vendoring
Signed-off-by: Mrunal Patel <mrunalp@gmail.com>
This commit is contained in:
Mrunal Patel
parent
d6ab91be27
commit
8e5b17cf13
15431 changed files with 3971413 additions and 8881 deletions
225
vendor/k8s.io/kubernetes/pkg/apis/rbac/validation/validation.go
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vendored
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225
vendor/k8s.io/kubernetes/pkg/apis/rbac/validation/validation.go
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/*
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Copyright 2016 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package validation
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import (
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"k8s.io/apimachinery/pkg/util/validation/field"
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"k8s.io/kubernetes/pkg/api/validation"
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"k8s.io/kubernetes/pkg/api/validation/path"
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"k8s.io/kubernetes/pkg/apis/rbac"
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)
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// Minimal validation of names for roles and bindings. Identical to the validation for Openshift. See:
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// * https://github.com/kubernetes/kubernetes/blob/60db50/pkg/api/validation/name.go
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// * https://github.com/openshift/origin/blob/388478/pkg/api/helpers.go
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func minimalNameRequirements(name string, prefix bool) []string {
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return path.IsValidPathSegmentName(name)
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}
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func ValidateRole(role *rbac.Role) field.ErrorList {
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allErrs := field.ErrorList{}
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allErrs = append(allErrs, validation.ValidateObjectMeta(&role.ObjectMeta, true, minimalNameRequirements, field.NewPath("metadata"))...)
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for i, rule := range role.Rules {
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if err := validatePolicyRule(rule, true, field.NewPath("rules").Index(i)); err != nil {
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allErrs = append(allErrs, err...)
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}
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}
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if len(allErrs) != 0 {
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return allErrs
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}
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return nil
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}
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func ValidateRoleUpdate(role *rbac.Role, oldRole *rbac.Role) field.ErrorList {
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allErrs := ValidateRole(role)
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allErrs = append(allErrs, validation.ValidateObjectMetaUpdate(&role.ObjectMeta, &oldRole.ObjectMeta, field.NewPath("metadata"))...)
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return allErrs
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}
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func ValidateClusterRole(role *rbac.ClusterRole) field.ErrorList {
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allErrs := field.ErrorList{}
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allErrs = append(allErrs, validation.ValidateObjectMeta(&role.ObjectMeta, false, minimalNameRequirements, field.NewPath("metadata"))...)
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for i, rule := range role.Rules {
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if err := validatePolicyRule(rule, false, field.NewPath("rules").Index(i)); err != nil {
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allErrs = append(allErrs, err...)
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}
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}
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if len(allErrs) != 0 {
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return allErrs
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}
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return nil
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}
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func ValidateClusterRoleUpdate(role *rbac.ClusterRole, oldRole *rbac.ClusterRole) field.ErrorList {
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allErrs := ValidateClusterRole(role)
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allErrs = append(allErrs, validation.ValidateObjectMetaUpdate(&role.ObjectMeta, &oldRole.ObjectMeta, field.NewPath("metadata"))...)
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return allErrs
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}
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func validatePolicyRule(rule rbac.PolicyRule, isNamespaced bool, fldPath *field.Path) field.ErrorList {
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allErrs := field.ErrorList{}
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if len(rule.Verbs) == 0 {
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allErrs = append(allErrs, field.Required(fldPath.Child("verbs"), "verbs must contain at least one value"))
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}
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if len(rule.NonResourceURLs) > 0 {
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if isNamespaced {
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allErrs = append(allErrs, field.Invalid(fldPath.Child("nonResourceURLs"), rule.NonResourceURLs, "namespaced rules cannot apply to non-resource URLs"))
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}
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if len(rule.APIGroups) > 0 || len(rule.Resources) > 0 || len(rule.ResourceNames) > 0 {
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allErrs = append(allErrs, field.Invalid(fldPath.Child("nonResourceURLs"), rule.NonResourceURLs, "rules cannot apply to both regular resources and non-resource URLs"))
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}
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return allErrs
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}
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if len(rule.APIGroups) == 0 {
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allErrs = append(allErrs, field.Required(fldPath.Child("apiGroups"), "resource rules must supply at least one api group"))
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}
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if len(rule.Resources) == 0 {
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allErrs = append(allErrs, field.Required(fldPath.Child("resources"), "resource rules must supply at least one resource"))
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}
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return allErrs
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}
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func ValidateRoleBinding(roleBinding *rbac.RoleBinding) field.ErrorList {
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allErrs := field.ErrorList{}
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allErrs = append(allErrs, validation.ValidateObjectMeta(&roleBinding.ObjectMeta, true, minimalNameRequirements, field.NewPath("metadata"))...)
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// TODO allow multiple API groups. For now, restrict to one, but I can envision other experimental roles in other groups taking
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// advantage of the binding infrastructure
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if roleBinding.RoleRef.APIGroup != rbac.GroupName {
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allErrs = append(allErrs, field.NotSupported(field.NewPath("roleRef", "apiGroup"), roleBinding.RoleRef.APIGroup, []string{rbac.GroupName}))
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}
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switch roleBinding.RoleRef.Kind {
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case "Role", "ClusterRole":
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default:
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allErrs = append(allErrs, field.NotSupported(field.NewPath("roleRef", "kind"), roleBinding.RoleRef.Kind, []string{"Role", "ClusterRole"}))
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}
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if len(roleBinding.RoleRef.Name) == 0 {
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allErrs = append(allErrs, field.Required(field.NewPath("roleRef", "name"), ""))
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} else {
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for _, msg := range minimalNameRequirements(roleBinding.RoleRef.Name, false) {
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allErrs = append(allErrs, field.Invalid(field.NewPath("roleRef", "name"), roleBinding.RoleRef.Name, msg))
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}
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}
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subjectsPath := field.NewPath("subjects")
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for i, subject := range roleBinding.Subjects {
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allErrs = append(allErrs, validateRoleBindingSubject(subject, true, subjectsPath.Index(i))...)
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}
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return allErrs
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}
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func ValidateRoleBindingUpdate(roleBinding *rbac.RoleBinding, oldRoleBinding *rbac.RoleBinding) field.ErrorList {
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allErrs := ValidateRoleBinding(roleBinding)
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allErrs = append(allErrs, validation.ValidateObjectMetaUpdate(&roleBinding.ObjectMeta, &oldRoleBinding.ObjectMeta, field.NewPath("metadata"))...)
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if oldRoleBinding.RoleRef != roleBinding.RoleRef {
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allErrs = append(allErrs, field.Invalid(field.NewPath("roleRef"), roleBinding.RoleRef, "cannot change roleRef"))
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}
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return allErrs
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}
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func ValidateClusterRoleBinding(roleBinding *rbac.ClusterRoleBinding) field.ErrorList {
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allErrs := field.ErrorList{}
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allErrs = append(allErrs, validation.ValidateObjectMeta(&roleBinding.ObjectMeta, false, minimalNameRequirements, field.NewPath("metadata"))...)
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// TODO allow multiple API groups. For now, restrict to one, but I can envision other experimental roles in other groups taking
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// advantage of the binding infrastructure
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if roleBinding.RoleRef.APIGroup != rbac.GroupName {
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allErrs = append(allErrs, field.NotSupported(field.NewPath("roleRef", "apiGroup"), roleBinding.RoleRef.APIGroup, []string{rbac.GroupName}))
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}
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switch roleBinding.RoleRef.Kind {
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case "ClusterRole":
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default:
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allErrs = append(allErrs, field.NotSupported(field.NewPath("roleRef", "kind"), roleBinding.RoleRef.Kind, []string{"ClusterRole"}))
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}
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if len(roleBinding.RoleRef.Name) == 0 {
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allErrs = append(allErrs, field.Required(field.NewPath("roleRef", "name"), ""))
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} else {
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for _, msg := range minimalNameRequirements(roleBinding.RoleRef.Name, false) {
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allErrs = append(allErrs, field.Invalid(field.NewPath("roleRef", "name"), roleBinding.RoleRef.Name, msg))
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}
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}
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subjectsPath := field.NewPath("subjects")
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for i, subject := range roleBinding.Subjects {
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allErrs = append(allErrs, validateRoleBindingSubject(subject, false, subjectsPath.Index(i))...)
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}
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return allErrs
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}
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func ValidateClusterRoleBindingUpdate(roleBinding *rbac.ClusterRoleBinding, oldRoleBinding *rbac.ClusterRoleBinding) field.ErrorList {
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allErrs := ValidateClusterRoleBinding(roleBinding)
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allErrs = append(allErrs, validation.ValidateObjectMetaUpdate(&roleBinding.ObjectMeta, &oldRoleBinding.ObjectMeta, field.NewPath("metadata"))...)
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if oldRoleBinding.RoleRef != roleBinding.RoleRef {
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allErrs = append(allErrs, field.Invalid(field.NewPath("roleRef"), roleBinding.RoleRef, "cannot change roleRef"))
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}
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return allErrs
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}
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func validateRoleBindingSubject(subject rbac.Subject, isNamespaced bool, fldPath *field.Path) field.ErrorList {
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allErrs := field.ErrorList{}
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if len(subject.Name) == 0 {
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allErrs = append(allErrs, field.Required(fldPath.Child("name"), ""))
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}
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switch subject.Kind {
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case rbac.ServiceAccountKind:
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if len(subject.Name) > 0 {
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for _, msg := range validation.ValidateServiceAccountName(subject.Name, false) {
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allErrs = append(allErrs, field.Invalid(fldPath.Child("name"), subject.Name, msg))
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}
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}
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if !isNamespaced && len(subject.Namespace) == 0 {
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allErrs = append(allErrs, field.Required(fldPath.Child("namespace"), ""))
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}
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case rbac.UserKind:
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// TODO(ericchiang): What other restrictions on user name are there?
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if len(subject.Name) == 0 {
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allErrs = append(allErrs, field.Invalid(fldPath.Child("name"), subject.Name, "user name cannot be empty"))
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}
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case rbac.GroupKind:
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// TODO(ericchiang): What other restrictions on group name are there?
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if len(subject.Name) == 0 {
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allErrs = append(allErrs, field.Invalid(fldPath.Child("name"), subject.Name, "group name cannot be empty"))
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}
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default:
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allErrs = append(allErrs, field.NotSupported(fldPath.Child("kind"), subject.Kind, []string{rbac.ServiceAccountKind, rbac.UserKind, rbac.GroupKind}))
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}
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return allErrs
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}
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