mirror of
https://github.com/k3s-io/kubernetes.git
synced 2025-07-23 03:41:45 +00:00
Make validation optional, handle YAML
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parent
c29f5db81c
commit
18cfac0d31
@ -54,6 +54,7 @@ var (
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json = flag.Bool("json", false, "If true, print raw JSON for responses")
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yaml = flag.Bool("yaml", false, "If true, print raw YAML for responses")
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verbose = flag.Bool("verbose", false, "If true, print extra information")
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validate = flag.Bool("validate", false, "If true, try to validate the passed in object using a swagger schema on the api server")
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proxy = flag.Bool("proxy", false, "If true, run a proxy to the api server")
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www = flag.String("www", "", "If -proxy is true, use this directory to serve static files")
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templateFile = flag.String("template_file", "", "If present, load this file as a golang template and use it for output printing")
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@ -159,9 +160,11 @@ func readConfig(storage string, c *client.Client) []byte {
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}
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dataInput := readConfigData()
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err := kubecfg.ValidateObject(dataInput, c)
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if err != nil {
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glog.Fatalf("Error validating %v as an object for %v: %v\n", *config, storage, err)
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if *validate {
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err := kubecfg.ValidateObject(dataInput, c)
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if err != nil {
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glog.Fatalf("Error validating %v as an object for %v: %v\n", *config, storage, err)
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}
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}
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data, err := parser.ToWireFormat(dataInput, storage, latest.Codec, serverCodec)
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@ -24,6 +24,7 @@ import (
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"github.com/emicklei/go-restful/swagger"
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"github.com/golang/glog"
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"gopkg.in/v2/yaml"
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)
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type InvalidTypeError struct {
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@ -64,11 +65,11 @@ func NewSwaggerSchemaFromBytes(data []byte) (Schema, error) {
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func (s *SwaggerSchema) ValidateBytes(data []byte) error {
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var obj interface{}
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err := json.Unmarshal(data, &obj)
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err := yaml.Unmarshal(data, &obj)
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if err != nil {
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return err
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}
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fields := obj.(map[string]interface{})
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fields := obj.(map[interface{}]interface{})
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apiVersion := fields["apiVersion"].(string)
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kind := fields["kind"].(string)
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return s.ValidateObject(obj, apiVersion, "", apiVersion+"."+kind)
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@ -83,12 +84,12 @@ func (s *SwaggerSchema) ValidateObject(obj interface{}, apiVersion, fieldName, t
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return nil
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}
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properties := model.Properties
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fields := obj.(map[string]interface{})
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fields := obj.(map[interface{}]interface{})
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if len(fieldName) > 0 {
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fieldName = fieldName + "."
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}
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for key, value := range fields {
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details, ok := properties[key]
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details, ok := properties[key.(string)]
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if !ok {
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glog.V(2).Infof("couldn't find properties for %s, skipping", key)
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continue
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@ -98,7 +99,7 @@ func (s *SwaggerSchema) ValidateObject(obj interface{}, apiVersion, fieldName, t
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glog.V(2).Infof("Skipping nil field: %s", key)
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continue
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}
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err := s.validateField(value, apiVersion, fieldName+key, fieldType, &details)
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err := s.validateField(value, apiVersion, fieldName+key.(string), fieldType, &details)
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if err != nil {
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glog.Errorf("Validation failed for: %s, %v", key, value)
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return err
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@ -116,7 +117,8 @@ func (s *SwaggerSchema) validateField(value interface{}, apiVersion, fieldName,
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// Be loose about what we accept for 'string' since we use IntOrString in a couple of places
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_, isString := value.(string)
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_, isNumber := value.(float64)
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if !isString && !isNumber {
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_, isInteger := value.(int)
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if !isString && !isNumber && !isInteger {
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return NewInvalidTypeError(reflect.String, reflect.TypeOf(value).Kind(), fieldName)
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}
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case "array":
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@ -133,7 +135,9 @@ func (s *SwaggerSchema) validateField(value interface{}, apiVersion, fieldName,
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}
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case "uint64":
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case "integer":
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if _, ok := value.(float64); !ok {
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_, isNumber := value.(float64)
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_, isInteger := value.(int)
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if !isNumber && !isInteger {
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return NewInvalidTypeError(reflect.Int, reflect.TypeOf(value).Kind(), fieldName)
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}
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case "float64":
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@ -251,12 +251,63 @@ var invalidPod3 = `{
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}
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`
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var invalidYaml = `
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id: name
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kind: Pod
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apiVersion: v1beta1
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desiredState:
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manifest:
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version: v1beta1
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id: redis-master
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containers:
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- name: "master"
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image: "dockerfile/redis"
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command: "this is a bad command"
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labels:
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name: "redis-master"
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`
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func TestInvalid(t *testing.T) {
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schema, err := LoadSchemaForTest("v1beta1-swagger.json")
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if err != nil {
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t.Errorf("Failed to load: %v", err)
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}
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tests := []string{invalidPod, invalidPod2}
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tests := []string{invalidPod, invalidPod2, invalidPod3, invalidYaml}
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for _, test := range tests {
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err = schema.ValidateBytes([]byte(test))
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if err == nil {
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t.Errorf("unexpected non-error\n%s", test)
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}
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}
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}
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var validYaml = `
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id: name
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kind: Pod
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apiVersion: v1beta1
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desiredState:
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manifest:
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version: v1beta1
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id: redis-master
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containers:
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- name: "master"
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image: "dockerfile/redis"
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command:
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- this
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- is
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- an
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- ok
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- command
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labels:
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name: "redis-master"
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`
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func TestValid(t *testing.T) {
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schema, err := LoadSchemaForTest("v1beta1-swagger.json")
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if err != nil {
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t.Errorf("Failed to load: %v", err)
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}
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tests := []string{validYaml}
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for _, test := range tests {
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err = schema.ValidateBytes([]byte(test))
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if err == nil {
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@ -52,9 +52,13 @@ func NewFactory(clientBuilder clientcmd.Builder) *Factory {
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ClientBuilder: clientBuilder,
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Mapper: latest.RESTMapper,
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Typer: api.Scheme,
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Validator: func(cmd *cobra.Command) (validation.Schema, error) {
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Validator: func(cmd *cobra.Command) (validation.Schema, error) {
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if GetFlagBool(cmd, "validate") {
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return &clientSwaggerSchema{getKubeClient(cmd), api.Scheme}, nil
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client, err := clientBuilder.Client()
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if err != nil {
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return nil, err
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}
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return &clientSwaggerSchema{client, api.Scheme}, nil
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} else {
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return validation.NullSchema{}, nil
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}
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@ -165,3 +169,28 @@ func GetExplicitKubeNamespace(cmd *cobra.Command) (string, bool) {
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// value and return its value and true.
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return "", false
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}
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type clientSwaggerSchema struct {
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c *client.Client
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t runtime.ObjectTyper
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}
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func (c *clientSwaggerSchema) ValidateBytes(data []byte) error {
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version, _, err := c.t.DataVersionAndKind(data)
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if err != nil {
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return err
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}
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schemaData, err := c.c.RESTClient.Get().
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AbsPath("/swaggerapi/api").
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Path(version).
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Do().
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Raw()
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if err != nil {
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return err
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}
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schema, err := validation.NewSwaggerSchemaFromBytes(schemaData)
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if err != nil {
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return err
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}
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return schema.ValidateBytes(data)
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}
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