func ValidatePodSecurityPolicySpecificAnnotations(annotations map[string]string, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
if p := annotations[apparmor.DefaultProfileAnnotationKey]; p != "" {
if err := apparmor.ValidateProfileFormat(p); err != nil {
allErrs = append(allErrs, field.Invalid(fldPath.Key(apparmor.DefaultProfileAnnotationKey), p, err.Error()))
}
}
if allowed := annotations[apparmor.AllowedProfilesAnnotationKey]; allowed != "" {
for _, p := range strings.Split(allowed, ",") {
if err := apparmor.ValidateProfileFormat(p); err != nil {
allErrs = append(allErrs, field.Invalid(fldPath.Key(apparmor.AllowedProfilesAnnotationKey), allowed, err.Error()))
}
}
}
sysctlAnnotation := annotations[extensions.SysctlsPodSecurityPolicyAnnotationKey]
sysctlFldPath := fldPath.Key(extensions.SysctlsPodSecurityPolicyAnnotationKey)
sysctls, err := extensions.SysctlsFromPodSecurityPolicyAnnotation(sysctlAnnotation)
if err != nil {
allErrs = append(allErrs, field.Invalid(sysctlFldPath, sysctlAnnotation, err.Error()))
} else {
allErrs = append(allErrs, validatePodSecurityPolicySysctls(sysctlFldPath, sysctls)...)
}
if p := annotations[seccomp.DefaultProfileAnnotationKey]; p != "" {
allErrs = append(allErrs, apivalidation.ValidateSeccompProfile(p, fldPath.Key(seccomp.DefaultProfileAnnotationKey))...)
}
if allowed := annotations[seccomp.AllowedProfilesAnnotationKey]; allowed != "" {
for _, p := range strings.Split(allowed, ",") {
allErrs = append(allErrs, apivalidation.ValidateSeccompProfile(p, fldPath.Key(seccomp.AllowedProfilesAnnotationKey))...)
}
}
return allErrs
}
func ValidateNodeSelector(nodeSelector map[string]string, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
for k, v := range nodeSelector {
_, err := labelselector.Parse(fmt.Sprintf("%s=%s", k, v))
if err != nil {
allErrs = append(allErrs, field.Invalid(fldPath.Key(k),
nodeSelector[k], "must be a valid node selector"))
}
}
return allErrs
}
func ValidateAdmissionPluginConfig(pluginConfig map[string]api.AdmissionPluginConfig, fieldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
for name, config := range pluginConfig {
if len(config.Location) > 0 && config.Configuration != nil {
allErrs = append(allErrs, field.Invalid(fieldPath.Key(name), "", "cannot specify both location and embedded config"))
}
if len(config.Location) == 0 && config.Configuration == nil {
allErrs = append(allErrs, field.Invalid(fieldPath.Key(name), "", "must specify either a location or an embedded config"))
}
}
return allErrs
}
func ValidateAPIServerExtendedArguments(config api.ExtendedArguments, fldPath *field.Path) ValidationResults {
validationResults := ValidationResults{}
validationResults.AddErrors(ValidateExtendedArguments(config, apiserveroptions.NewAPIServer().AddFlags, fldPath)...)
if len(config["admission-control"]) > 0 {
validationResults.AddWarnings(field.Invalid(fldPath.Key("admission-control"), config["admission-control"], "specified admission ordering is being phased out. Convert to DefaultAdmissionConfig in admissionConfig.pluginConfig."))
}
if len(config["admission-control-config-file"]) > 0 {
validationResults.AddWarnings(field.Invalid(fldPath.Key("admission-control-config-file"), config["admission-control-config-file"], "specify a single admission control config file is being phased out. Convert to admissionConfig.pluginConfig, one file per plugin."))
}
return validationResults
}
func ValidatePodSecurityPolicySpecificAnnotations(annotations map[string]string, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
if p := annotations[apparmor.DefaultProfileAnnotationKey]; p != "" {
if err := apparmor.ValidateProfileFormat(p); err != nil {
allErrs = append(allErrs, field.Invalid(fldPath.Key(apparmor.DefaultProfileAnnotationKey), p, err.Error()))
}
}
if allowed := annotations[apparmor.AllowedProfilesAnnotationKey]; allowed != "" {
for _, p := range strings.Split(allowed, ",") {
if err := apparmor.ValidateProfileFormat(p); err != nil {
allErrs = append(allErrs, field.Invalid(fldPath.Key(apparmor.AllowedProfilesAnnotationKey), allowed, err.Error()))
}
}
}
return allErrs
}
// Ensures that `nil` can be passed to validation functions validating top-level objects
func TestNilPath(t *testing.T) {
var nilPath *field.Path = nil
if s := nilPath.String(); s != "" {
t.Errorf("Unexpected nil path: %q", s)
}
child := nilPath.Child("child")
if s := child.String(); s != "child" {
t.Errorf("Unexpected child path: %q", s)
}
key := nilPath.Key("key")
if s := key.String(); s != "[key]" {
t.Errorf("Unexpected key path: %q", s)
}
index := nilPath.Index(1)
if s := index.String(); s != "[1]" {
t.Errorf("Unexpected index path: %q", s)
}
}
func objectReflectDiff(path *field.Path, a, b reflect.Value) []diff {
switch a.Type().Kind() {
case reflect.Struct:
var changes []diff
for i := 0; i < a.Type().NumField(); i++ {
if !public(a.Type().Field(i).Name) {
if reflect.DeepEqual(a.Interface(), b.Interface()) {
return nil
}
return []diff{{path: path, a: fmt.Sprintf("%#v", a), b: fmt.Sprintf("%#v", b)}}
}
if sub := objectReflectDiff(path.Child(a.Type().Field(i).Name), a.Field(i), b.Field(i)); len(sub) > 0 {
changes = append(changes, sub...)
}
}
return changes
case reflect.Ptr:
if a.IsNil() || b.IsNil() {
switch {
case a.IsNil() && b.IsNil():
return nil
case a.IsNil():
return []diff{{path: path, a: nil, b: b.Interface()}}
default:
return []diff{{path: path, a: a.Interface(), b: nil}}
}
}
return objectReflectDiff(path, a.Elem(), b.Elem())
case reflect.Chan:
if !reflect.DeepEqual(a.Interface(), b.Interface()) {
return []diff{{path: path, a: a.Interface(), b: b.Interface()}}
}
return nil
case reflect.Slice:
if reflect.DeepEqual(a, b) {
return nil
}
lA, lB := a.Len(), b.Len()
l := lA
if lB < lA {
l = lB
}
for i := 0; i < l; i++ {
if !reflect.DeepEqual(a.Index(i), b.Index(i)) {
return objectReflectDiff(path.Index(i), a.Index(i), b.Index(i))
}
}
var diffs []diff
for i := l; l < lA; i++ {
diffs = append(diffs, diff{path: path.Index(i), a: a.Index(i), b: nil})
}
for i := l; l < lB; i++ {
diffs = append(diffs, diff{path: path.Index(i), a: nil, b: b.Index(i)})
}
return diffs
case reflect.Map:
if reflect.DeepEqual(a, b) {
return nil
}
aKeys := make(map[interface{}]interface{})
for _, key := range a.MapKeys() {
aKeys[key.Interface()] = a.MapIndex(key).Interface()
}
var missing []diff
for _, key := range b.MapKeys() {
if _, ok := aKeys[key.Interface()]; ok {
delete(aKeys, key.Interface())
if reflect.DeepEqual(a.MapIndex(key).Interface(), b.MapIndex(key).Interface()) {
continue
}
missing = append(missing, diff{path: path.Key(fmt.Sprintf("%s", key.Interface())), a: a.MapIndex(key).Interface(), b: b.MapIndex(key).Interface()})
continue
}
missing = append(missing, diff{path: path.Key(fmt.Sprintf("%s", key.Interface())), a: nil, b: b.MapIndex(key).Interface()})
}
for key, value := range aKeys {
missing = append(missing, diff{path: path.Key(fmt.Sprintf("%s", key)), a: value, b: nil})
}
sort.Sort(orderedDiffs(missing))
return missing
default:
if reflect.DeepEqual(a.Interface(), b.Interface()) {
return nil
}
if !a.CanInterface() {
return []diff{{path: path, a: fmt.Sprintf("%#v", a), b: fmt.Sprintf("%#v", b)}}
}
return []diff{{path: path, a: a.Interface(), b: b.Interface()}}
}
}