mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-23 13:30:23 +00:00
ff3e84ad67
updating kubernetes to 1.28.0 in the main repo. Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
395 lines
11 KiB
Go
395 lines
11 KiB
Go
// Copyright 2017 Google LLC. All Rights Reserved.
|
|
//
|
|
// 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 jsonschema
|
|
|
|
import (
|
|
"fmt"
|
|
"log"
|
|
"strings"
|
|
)
|
|
|
|
//
|
|
// OPERATIONS
|
|
// The following methods perform operations on Schemas.
|
|
//
|
|
|
|
// IsEmpty returns true if no members of the Schema are specified.
|
|
func (schema *Schema) IsEmpty() bool {
|
|
return (schema.Schema == nil) &&
|
|
(schema.ID == nil) &&
|
|
(schema.MultipleOf == nil) &&
|
|
(schema.Maximum == nil) &&
|
|
(schema.ExclusiveMaximum == nil) &&
|
|
(schema.Minimum == nil) &&
|
|
(schema.ExclusiveMinimum == nil) &&
|
|
(schema.MaxLength == nil) &&
|
|
(schema.MinLength == nil) &&
|
|
(schema.Pattern == nil) &&
|
|
(schema.AdditionalItems == nil) &&
|
|
(schema.Items == nil) &&
|
|
(schema.MaxItems == nil) &&
|
|
(schema.MinItems == nil) &&
|
|
(schema.UniqueItems == nil) &&
|
|
(schema.MaxProperties == nil) &&
|
|
(schema.MinProperties == nil) &&
|
|
(schema.Required == nil) &&
|
|
(schema.AdditionalProperties == nil) &&
|
|
(schema.Properties == nil) &&
|
|
(schema.PatternProperties == nil) &&
|
|
(schema.Dependencies == nil) &&
|
|
(schema.Enumeration == nil) &&
|
|
(schema.Type == nil) &&
|
|
(schema.AllOf == nil) &&
|
|
(schema.AnyOf == nil) &&
|
|
(schema.OneOf == nil) &&
|
|
(schema.Not == nil) &&
|
|
(schema.Definitions == nil) &&
|
|
(schema.Title == nil) &&
|
|
(schema.Description == nil) &&
|
|
(schema.Default == nil) &&
|
|
(schema.Format == nil) &&
|
|
(schema.Ref == nil)
|
|
}
|
|
|
|
// IsEqual returns true if two schemas are equal.
|
|
func (schema *Schema) IsEqual(schema2 *Schema) bool {
|
|
return schema.String() == schema2.String()
|
|
}
|
|
|
|
// SchemaOperation represents a function that can be applied to a Schema.
|
|
type SchemaOperation func(schema *Schema, context string)
|
|
|
|
// Applies a specified function to a Schema and all of the Schemas that it contains.
|
|
func (schema *Schema) applyToSchemas(operation SchemaOperation, context string) {
|
|
|
|
if schema.AdditionalItems != nil {
|
|
s := schema.AdditionalItems.Schema
|
|
if s != nil {
|
|
s.applyToSchemas(operation, "AdditionalItems")
|
|
}
|
|
}
|
|
|
|
if schema.Items != nil {
|
|
if schema.Items.SchemaArray != nil {
|
|
for _, s := range *(schema.Items.SchemaArray) {
|
|
s.applyToSchemas(operation, "Items.SchemaArray")
|
|
}
|
|
} else if schema.Items.Schema != nil {
|
|
schema.Items.Schema.applyToSchemas(operation, "Items.Schema")
|
|
}
|
|
}
|
|
|
|
if schema.AdditionalProperties != nil {
|
|
s := schema.AdditionalProperties.Schema
|
|
if s != nil {
|
|
s.applyToSchemas(operation, "AdditionalProperties")
|
|
}
|
|
}
|
|
|
|
if schema.Properties != nil {
|
|
for _, pair := range *(schema.Properties) {
|
|
s := pair.Value
|
|
s.applyToSchemas(operation, "Properties")
|
|
}
|
|
}
|
|
if schema.PatternProperties != nil {
|
|
for _, pair := range *(schema.PatternProperties) {
|
|
s := pair.Value
|
|
s.applyToSchemas(operation, "PatternProperties")
|
|
}
|
|
}
|
|
|
|
if schema.Dependencies != nil {
|
|
for _, pair := range *(schema.Dependencies) {
|
|
schemaOrStringArray := pair.Value
|
|
s := schemaOrStringArray.Schema
|
|
if s != nil {
|
|
s.applyToSchemas(operation, "Dependencies")
|
|
}
|
|
}
|
|
}
|
|
|
|
if schema.AllOf != nil {
|
|
for _, s := range *(schema.AllOf) {
|
|
s.applyToSchemas(operation, "AllOf")
|
|
}
|
|
}
|
|
if schema.AnyOf != nil {
|
|
for _, s := range *(schema.AnyOf) {
|
|
s.applyToSchemas(operation, "AnyOf")
|
|
}
|
|
}
|
|
if schema.OneOf != nil {
|
|
for _, s := range *(schema.OneOf) {
|
|
s.applyToSchemas(operation, "OneOf")
|
|
}
|
|
}
|
|
if schema.Not != nil {
|
|
schema.Not.applyToSchemas(operation, "Not")
|
|
}
|
|
|
|
if schema.Definitions != nil {
|
|
for _, pair := range *(schema.Definitions) {
|
|
s := pair.Value
|
|
s.applyToSchemas(operation, "Definitions")
|
|
}
|
|
}
|
|
|
|
operation(schema, context)
|
|
}
|
|
|
|
// CopyProperties copies all non-nil properties from the source Schema to the schema Schema.
|
|
func (schema *Schema) CopyProperties(source *Schema) {
|
|
if source.Schema != nil {
|
|
schema.Schema = source.Schema
|
|
}
|
|
if source.ID != nil {
|
|
schema.ID = source.ID
|
|
}
|
|
if source.MultipleOf != nil {
|
|
schema.MultipleOf = source.MultipleOf
|
|
}
|
|
if source.Maximum != nil {
|
|
schema.Maximum = source.Maximum
|
|
}
|
|
if source.ExclusiveMaximum != nil {
|
|
schema.ExclusiveMaximum = source.ExclusiveMaximum
|
|
}
|
|
if source.Minimum != nil {
|
|
schema.Minimum = source.Minimum
|
|
}
|
|
if source.ExclusiveMinimum != nil {
|
|
schema.ExclusiveMinimum = source.ExclusiveMinimum
|
|
}
|
|
if source.MaxLength != nil {
|
|
schema.MaxLength = source.MaxLength
|
|
}
|
|
if source.MinLength != nil {
|
|
schema.MinLength = source.MinLength
|
|
}
|
|
if source.Pattern != nil {
|
|
schema.Pattern = source.Pattern
|
|
}
|
|
if source.AdditionalItems != nil {
|
|
schema.AdditionalItems = source.AdditionalItems
|
|
}
|
|
if source.Items != nil {
|
|
schema.Items = source.Items
|
|
}
|
|
if source.MaxItems != nil {
|
|
schema.MaxItems = source.MaxItems
|
|
}
|
|
if source.MinItems != nil {
|
|
schema.MinItems = source.MinItems
|
|
}
|
|
if source.UniqueItems != nil {
|
|
schema.UniqueItems = source.UniqueItems
|
|
}
|
|
if source.MaxProperties != nil {
|
|
schema.MaxProperties = source.MaxProperties
|
|
}
|
|
if source.MinProperties != nil {
|
|
schema.MinProperties = source.MinProperties
|
|
}
|
|
if source.Required != nil {
|
|
schema.Required = source.Required
|
|
}
|
|
if source.AdditionalProperties != nil {
|
|
schema.AdditionalProperties = source.AdditionalProperties
|
|
}
|
|
if source.Properties != nil {
|
|
schema.Properties = source.Properties
|
|
}
|
|
if source.PatternProperties != nil {
|
|
schema.PatternProperties = source.PatternProperties
|
|
}
|
|
if source.Dependencies != nil {
|
|
schema.Dependencies = source.Dependencies
|
|
}
|
|
if source.Enumeration != nil {
|
|
schema.Enumeration = source.Enumeration
|
|
}
|
|
if source.Type != nil {
|
|
schema.Type = source.Type
|
|
}
|
|
if source.AllOf != nil {
|
|
schema.AllOf = source.AllOf
|
|
}
|
|
if source.AnyOf != nil {
|
|
schema.AnyOf = source.AnyOf
|
|
}
|
|
if source.OneOf != nil {
|
|
schema.OneOf = source.OneOf
|
|
}
|
|
if source.Not != nil {
|
|
schema.Not = source.Not
|
|
}
|
|
if source.Definitions != nil {
|
|
schema.Definitions = source.Definitions
|
|
}
|
|
if source.Title != nil {
|
|
schema.Title = source.Title
|
|
}
|
|
if source.Description != nil {
|
|
schema.Description = source.Description
|
|
}
|
|
if source.Default != nil {
|
|
schema.Default = source.Default
|
|
}
|
|
if source.Format != nil {
|
|
schema.Format = source.Format
|
|
}
|
|
if source.Ref != nil {
|
|
schema.Ref = source.Ref
|
|
}
|
|
}
|
|
|
|
// TypeIs returns true if the Type of a Schema includes the specified type
|
|
func (schema *Schema) TypeIs(typeName string) bool {
|
|
if schema.Type != nil {
|
|
// the schema Type is either a string or an array of strings
|
|
if schema.Type.String != nil {
|
|
return (*(schema.Type.String) == typeName)
|
|
} else if schema.Type.StringArray != nil {
|
|
for _, n := range *(schema.Type.StringArray) {
|
|
if n == typeName {
|
|
return true
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return false
|
|
}
|
|
|
|
// ResolveRefs resolves "$ref" elements in a Schema and its children.
|
|
// But if a reference refers to an object type, is inside a oneOf, or contains a oneOf,
|
|
// the reference is kept and we expect downstream tools to separately model these
|
|
// referenced schemas.
|
|
func (schema *Schema) ResolveRefs() {
|
|
rootSchema := schema
|
|
count := 1
|
|
for count > 0 {
|
|
count = 0
|
|
schema.applyToSchemas(
|
|
func(schema *Schema, context string) {
|
|
if schema.Ref != nil {
|
|
resolvedRef, err := rootSchema.resolveJSONPointer(*(schema.Ref))
|
|
if err != nil {
|
|
log.Printf("%+v", err)
|
|
} else if resolvedRef.TypeIs("object") {
|
|
// don't substitute for objects, we'll model the referenced schema with a class
|
|
} else if context == "OneOf" {
|
|
// don't substitute for references inside oneOf declarations
|
|
} else if resolvedRef.OneOf != nil {
|
|
// don't substitute for references that contain oneOf declarations
|
|
} else if resolvedRef.AdditionalProperties != nil {
|
|
// don't substitute for references that look like objects
|
|
} else {
|
|
schema.Ref = nil
|
|
schema.CopyProperties(resolvedRef)
|
|
count++
|
|
}
|
|
}
|
|
}, "")
|
|
}
|
|
}
|
|
|
|
// resolveJSONPointer resolves JSON pointers.
|
|
// This current implementation is very crude and custom for OpenAPI 2.0 schemas.
|
|
// It panics for any pointer that it is unable to resolve.
|
|
func (schema *Schema) resolveJSONPointer(ref string) (result *Schema, err error) {
|
|
parts := strings.Split(ref, "#")
|
|
if len(parts) == 2 {
|
|
documentName := parts[0] + "#"
|
|
if documentName == "#" && schema.ID != nil {
|
|
documentName = *(schema.ID)
|
|
}
|
|
path := parts[1]
|
|
document := schemas[documentName]
|
|
pathParts := strings.Split(path, "/")
|
|
|
|
// we currently do a very limited (hard-coded) resolution of certain paths and log errors for missed cases
|
|
if len(pathParts) == 1 {
|
|
return document, nil
|
|
} else if len(pathParts) == 3 {
|
|
switch pathParts[1] {
|
|
case "definitions":
|
|
dictionary := document.Definitions
|
|
for _, pair := range *dictionary {
|
|
if pair.Name == pathParts[2] {
|
|
result = pair.Value
|
|
}
|
|
}
|
|
case "properties":
|
|
dictionary := document.Properties
|
|
for _, pair := range *dictionary {
|
|
if pair.Name == pathParts[2] {
|
|
result = pair.Value
|
|
}
|
|
}
|
|
default:
|
|
break
|
|
}
|
|
}
|
|
}
|
|
if result == nil {
|
|
return nil, fmt.Errorf("unresolved pointer: %+v", ref)
|
|
}
|
|
return result, nil
|
|
}
|
|
|
|
// ResolveAllOfs replaces "allOf" elements by merging their properties into the parent Schema.
|
|
func (schema *Schema) ResolveAllOfs() {
|
|
schema.applyToSchemas(
|
|
func(schema *Schema, context string) {
|
|
if schema.AllOf != nil {
|
|
for _, allOf := range *(schema.AllOf) {
|
|
schema.CopyProperties(allOf)
|
|
}
|
|
schema.AllOf = nil
|
|
}
|
|
}, "resolveAllOfs")
|
|
}
|
|
|
|
// ResolveAnyOfs replaces all "anyOf" elements with "oneOf".
|
|
func (schema *Schema) ResolveAnyOfs() {
|
|
schema.applyToSchemas(
|
|
func(schema *Schema, context string) {
|
|
if schema.AnyOf != nil {
|
|
schema.OneOf = schema.AnyOf
|
|
schema.AnyOf = nil
|
|
}
|
|
}, "resolveAnyOfs")
|
|
}
|
|
|
|
// return a pointer to a copy of a passed-in string
|
|
func stringptr(input string) (output *string) {
|
|
return &input
|
|
}
|
|
|
|
// CopyOfficialSchemaProperty copies a named property from the official JSON Schema definition
|
|
func (schema *Schema) CopyOfficialSchemaProperty(name string) {
|
|
*schema.Properties = append(*schema.Properties,
|
|
NewNamedSchema(name,
|
|
&Schema{Ref: stringptr("http://json-schema.org/draft-04/schema#/properties/" + name)}))
|
|
}
|
|
|
|
// CopyOfficialSchemaProperties copies named properties from the official JSON Schema definition
|
|
func (schema *Schema) CopyOfficialSchemaProperties(names []string) {
|
|
for _, name := range names {
|
|
schema.CopyOfficialSchemaProperty(name)
|
|
}
|
|
}
|