diff --git a/Makefile b/Makefile index 24fb713..06878a8 100644 --- a/Makefile +++ b/Makefile @@ -1,12 +1,13 @@ generate: rm -rf proto mkdir -p proto - - protoc -I ./api \ + protoc \ + -I ./api \ + -I ./third_party \ --go_out ./proto --go_opt paths=source_relative \ --go-grpc_out ./proto --go-grpc_opt paths=source_relative \ --grpc-gateway_out ./proto --grpc-gateway_opt paths=source_relative \ - --swagger_out=allow_merge=true,merge_file_name=main:./proto \ + --swagger_out=allow_merge=true,merge_file_name=main:./resources \ ./api/main.proto run: diff --git a/api/main.proto b/api/main.proto index 9597863..f0ff120 100644 --- a/api/main.proto +++ b/api/main.proto @@ -3,9 +3,12 @@ syntax = "proto3"; package crabs.crm; import "google/api/annotations.proto"; +import "protoc-gen-openapiv2/options/annotations.proto"; option go_package = "pkg/proto"; +option (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_swagger) = {}; + service CRM { rpc GetCatalog(GetCatalogReq) returns (CatalogRsp) { option (google.api.http) = { diff --git a/cmd/cake_crm/main.go b/cmd/cake_crm/main.go index 3c26c5e..070ced1 100644 --- a/cmd/cake_crm/main.go +++ b/cmd/cake_crm/main.go @@ -11,14 +11,11 @@ import ( "log" "net" "net/http" + "os" ) func main() { - //ctx, cancel := context.WithCancel(context.Background()) - //defer cancel() - storage := storage_file.NewStorageFile() - _ = storage // Create a listener on TCP port lis, err := net.Listen("tcp", ":8080") @@ -46,16 +43,28 @@ func main() { log.Fatalln("Failed to dial server:", err) } - gwmux := runtime.NewServeMux() + mux := runtime.NewServeMux() // Register Greeter - err = proto.RegisterCRMHandler(context.Background(), gwmux, conn) + err = proto.RegisterCRMHandler(context.Background(), mux, conn) if err != nil { log.Fatalln("Failed to register gateway:", err) } + err = mux.HandlePath("GET", "/swagger", func(w http.ResponseWriter, r *http.Request, pathParams map[string]string) { + data, err := os.ReadFile("resources/main.swagger.json") + if err != nil { + w.WriteHeader(http.StatusInternalServerError) + } + _, _ = w.Write(data) + }) + if err != nil { + panic(err) + } + log.Println("Serving swagger json on http://0.0.0.0:8090/swagger") + gwServer := &http.Server{ Addr: ":8090", - Handler: gwmux, + Handler: mux, } log.Println("Serving gRPC-Gateway on http://0.0.0.0:8090") diff --git a/proto/main.pb.go b/proto/main.pb.go index 7f784da..25292c5 100644 --- a/proto/main.pb.go +++ b/proto/main.pb.go @@ -4,9 +4,10 @@ // protoc v5.26.1 // source: main.proto -package crm +package proto import ( + _ "github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-openapiv2/options" _ "google.golang.org/genproto/googleapis/api/annotations" protoreflect "google.golang.org/protobuf/reflect/protoreflect" protoimpl "google.golang.org/protobuf/runtime/protoimpl" @@ -828,6 +829,9 @@ var file_main_proto_rawDesc = []byte{ 0x0a, 0x0a, 0x6d, 0x61, 0x69, 0x6e, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x09, 0x63, 0x72, 0x61, 0x62, 0x73, 0x2e, 0x63, 0x72, 0x6d, 0x1a, 0x1c, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x61, 0x70, 0x69, 0x2f, 0x61, 0x6e, 0x6e, 0x6f, 0x74, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x2e, + 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x1a, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x63, 0x2d, 0x67, 0x65, + 0x6e, 0x2d, 0x6f, 0x70, 0x65, 0x6e, 0x61, 0x70, 0x69, 0x76, 0x32, 0x2f, 0x6f, 0x70, 0x74, 0x69, + 0x6f, 0x6e, 0x73, 0x2f, 0x61, 0x6e, 0x6e, 0x6f, 0x74, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x0f, 0x0a, 0x0d, 0x47, 0x65, 0x74, 0x43, 0x61, 0x74, 0x61, 0x6c, 0x6f, 0x67, 0x52, 0x65, 0x71, 0x22, 0x41, 0x0a, 0x0a, 0x43, 0x61, 0x74, 0x61, 0x6c, 0x6f, 0x67, 0x52, 0x73, 0x70, 0x12, 0x33, 0x0a, 0x0a, 0x63, 0x61, 0x74, 0x65, 0x67, 0x6f, 0x72, 0x69, @@ -926,8 +930,8 @@ var file_main_proto_rawDesc = []byte{ 0x61, 0x62, 0x73, 0x2e, 0x63, 0x72, 0x6d, 0x2e, 0x42, 0x72, 0x65, 0x61, 0x64, 0x63, 0x72, 0x75, 0x6d, 0x62, 0x73, 0x52, 0x73, 0x70, 0x22, 0x19, 0x82, 0xd3, 0xe4, 0x93, 0x02, 0x13, 0x12, 0x11, 0x2f, 0x62, 0x72, 0x65, 0x61, 0x64, 0x63, 0x72, 0x75, 0x6d, 0x62, 0x73, 0x2f, 0x7b, 0x69, 0x64, - 0x7d, 0x42, 0x09, 0x5a, 0x07, 0x70, 0x6b, 0x67, 0x2f, 0x63, 0x72, 0x6d, 0x62, 0x06, 0x70, 0x72, - 0x6f, 0x74, 0x6f, 0x33, + 0x7d, 0x42, 0x0e, 0x92, 0x41, 0x00, 0x5a, 0x09, 0x70, 0x6b, 0x67, 0x2f, 0x70, 0x72, 0x6f, 0x74, + 0x6f, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33, } var ( diff --git a/proto/main.pb.gw.go b/proto/main.pb.gw.go index caf5949..c9388a9 100644 --- a/proto/main.pb.gw.go +++ b/proto/main.pb.gw.go @@ -2,11 +2,11 @@ // source: main.proto /* -Package crm is a reverse proxy. +Package proto is a reverse proxy. It translates gRPC into RESTful JSON APIs. */ -package crm +package proto import ( "context" diff --git a/proto/main_grpc.pb.go b/proto/main_grpc.pb.go index 6b7788d..f375c25 100644 --- a/proto/main_grpc.pb.go +++ b/proto/main_grpc.pb.go @@ -4,7 +4,7 @@ // - protoc v5.26.1 // source: main.proto -package crm +package proto import ( context "context" diff --git a/proto/main.swagger.json b/resources/main.swagger.json similarity index 100% rename from proto/main.swagger.json rename to resources/main.swagger.json diff --git a/api/google/api/annotations.proto b/third_party/google/api/annotations.proto similarity index 100% rename from api/google/api/annotations.proto rename to third_party/google/api/annotations.proto diff --git a/api/google/api/http.proto b/third_party/google/api/http.proto similarity index 100% rename from api/google/api/http.proto rename to third_party/google/api/http.proto diff --git a/third_party/protoc-gen-openapiv2/options/annotations.proto b/third_party/protoc-gen-openapiv2/options/annotations.proto new file mode 100644 index 0000000..d63d3c8 --- /dev/null +++ b/third_party/protoc-gen-openapiv2/options/annotations.proto @@ -0,0 +1,44 @@ +syntax = "proto3"; + +package grpc.gateway.protoc_gen_openapiv2.options; + +import "google/protobuf/descriptor.proto"; +import "protoc-gen-openapiv2/options/openapiv2.proto"; + +option go_package = "github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-openapiv2/options"; + +extend google.protobuf.FileOptions { + // ID assigned by protobuf-global-extension-registry@google.com for gRPC-Gateway project. + // + // All IDs are the same, as assigned. It is okay that they are the same, as they extend + // different descriptor messages. + Swagger openapiv2_swagger = 1042; +} +extend google.protobuf.MethodOptions { + // ID assigned by protobuf-global-extension-registry@google.com for gRPC-Gateway project. + // + // All IDs are the same, as assigned. It is okay that they are the same, as they extend + // different descriptor messages. + Operation openapiv2_operation = 1042; +} +extend google.protobuf.MessageOptions { + // ID assigned by protobuf-global-extension-registry@google.com for gRPC-Gateway project. + // + // All IDs are the same, as assigned. It is okay that they are the same, as they extend + // different descriptor messages. + Schema openapiv2_schema = 1042; +} +extend google.protobuf.ServiceOptions { + // ID assigned by protobuf-global-extension-registry@google.com for gRPC-Gateway project. + // + // All IDs are the same, as assigned. It is okay that they are the same, as they extend + // different descriptor messages. + Tag openapiv2_tag = 1042; +} +extend google.protobuf.FieldOptions { + // ID assigned by protobuf-global-extension-registry@google.com for gRPC-Gateway project. + // + // All IDs are the same, as assigned. It is okay that they are the same, as they extend + // different descriptor messages. + JSONSchema openapiv2_field = 1042; +} diff --git a/third_party/protoc-gen-openapiv2/options/openapiv2.proto b/third_party/protoc-gen-openapiv2/options/openapiv2.proto new file mode 100644 index 0000000..88f9ffd --- /dev/null +++ b/third_party/protoc-gen-openapiv2/options/openapiv2.proto @@ -0,0 +1,720 @@ +syntax = "proto3"; + +package grpc.gateway.protoc_gen_openapiv2.options; + +import "google/protobuf/struct.proto"; + +option go_package = "github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-openapiv2/options"; + +// Scheme describes the schemes supported by the OpenAPI Swagger +// and Operation objects. +enum Scheme { + UNKNOWN = 0; + HTTP = 1; + HTTPS = 2; + WS = 3; + WSS = 4; +} + +// `Swagger` is a representation of OpenAPI v2 specification's Swagger object. +// +// See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#swaggerObject +// +// Example: +// +// option (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_swagger) = { +// info: { +// title: "Echo API"; +// version: "1.0"; +// description: ""; +// contact: { +// name: "gRPC-Gateway project"; +// url: "https://github.com/grpc-ecosystem/grpc-gateway"; +// email: "none@example.com"; +// }; +// license: { +// name: "BSD 3-Clause License"; +// url: "https://github.com/grpc-ecosystem/grpc-gateway/blob/main/LICENSE"; +// }; +// }; +// schemes: HTTPS; +// consumes: "application/json"; +// produces: "application/json"; +// }; +// +message Swagger { + // Specifies the OpenAPI Specification version being used. It can be + // used by the OpenAPI UI and other clients to interpret the API listing. The + // value MUST be "2.0". + string swagger = 1; + // Provides metadata about the API. The metadata can be used by the + // clients if needed. + Info info = 2; + // The host (name or ip) serving the API. This MUST be the host only and does + // not include the scheme nor sub-paths. It MAY include a port. If the host is + // not included, the host serving the documentation is to be used (including + // the port). The host does not support path templating. + string host = 3; + // The base path on which the API is served, which is relative to the host. If + // it is not included, the API is served directly under the host. The value + // MUST start with a leading slash (/). The basePath does not support path + // templating. + // Note that using `base_path` does not change the endpoint paths that are + // generated in the resulting OpenAPI file. If you wish to use `base_path` + // with relatively generated OpenAPI paths, the `base_path` prefix must be + // manually removed from your `google.api.http` paths and your code changed to + // serve the API from the `base_path`. + string base_path = 4; + // The transfer protocol of the API. Values MUST be from the list: "http", + // "https", "ws", "wss". If the schemes is not included, the default scheme to + // be used is the one used to access the OpenAPI definition itself. + repeated Scheme schemes = 5; + // A list of MIME types the APIs can consume. This is global to all APIs but + // can be overridden on specific API calls. Value MUST be as described under + // Mime Types. + repeated string consumes = 6; + // A list of MIME types the APIs can produce. This is global to all APIs but + // can be overridden on specific API calls. Value MUST be as described under + // Mime Types. + repeated string produces = 7; + // field 8 is reserved for 'paths'. + reserved 8; + // field 9 is reserved for 'definitions', which at this time are already + // exposed as and customizable as proto messages. + reserved 9; + // An object to hold responses that can be used across operations. This + // property does not define global responses for all operations. + map responses = 10; + // Security scheme definitions that can be used across the specification. + SecurityDefinitions security_definitions = 11; + // A declaration of which security schemes are applied for the API as a whole. + // The list of values describes alternative security schemes that can be used + // (that is, there is a logical OR between the security requirements). + // Individual operations can override this definition. + repeated SecurityRequirement security = 12; + // A list of tags for API documentation control. Tags can be used for logical + // grouping of operations by resources or any other qualifier. + repeated Tag tags = 13; + // Additional external documentation. + ExternalDocumentation external_docs = 14; + // Custom properties that start with "x-" such as "x-foo" used to describe + // extra functionality that is not covered by the standard OpenAPI Specification. + // See: https://swagger.io/docs/specification/2-0/swagger-extensions/ + map extensions = 15; +} + +// `Operation` is a representation of OpenAPI v2 specification's Operation object. +// +// See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#operationObject +// +// Example: +// +// service EchoService { +// rpc Echo(SimpleMessage) returns (SimpleMessage) { +// option (google.api.http) = { +// get: "/v1/example/echo/{id}" +// }; +// +// option (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_operation) = { +// summary: "Get a message."; +// operation_id: "getMessage"; +// tags: "echo"; +// responses: { +// key: "200" +// value: { +// description: "OK"; +// } +// } +// }; +// } +// } +message Operation { + // A list of tags for API documentation control. Tags can be used for logical + // grouping of operations by resources or any other qualifier. + repeated string tags = 1; + // A short summary of what the operation does. For maximum readability in the + // swagger-ui, this field SHOULD be less than 120 characters. + string summary = 2; + // A verbose explanation of the operation behavior. GFM syntax can be used for + // rich text representation. + string description = 3; + // Additional external documentation for this operation. + ExternalDocumentation external_docs = 4; + // Unique string used to identify the operation. The id MUST be unique among + // all operations described in the API. Tools and libraries MAY use the + // operationId to uniquely identify an operation, therefore, it is recommended + // to follow common programming naming conventions. + string operation_id = 5; + // A list of MIME types the operation can consume. This overrides the consumes + // definition at the OpenAPI Object. An empty value MAY be used to clear the + // global definition. Value MUST be as described under Mime Types. + repeated string consumes = 6; + // A list of MIME types the operation can produce. This overrides the produces + // definition at the OpenAPI Object. An empty value MAY be used to clear the + // global definition. Value MUST be as described under Mime Types. + repeated string produces = 7; + // field 8 is reserved for 'parameters'. + reserved 8; + // The list of possible responses as they are returned from executing this + // operation. + map responses = 9; + // The transfer protocol for the operation. Values MUST be from the list: + // "http", "https", "ws", "wss". The value overrides the OpenAPI Object + // schemes definition. + repeated Scheme schemes = 10; + // Declares this operation to be deprecated. Usage of the declared operation + // should be refrained. Default value is false. + bool deprecated = 11; + // A declaration of which security schemes are applied for this operation. The + // list of values describes alternative security schemes that can be used + // (that is, there is a logical OR between the security requirements). This + // definition overrides any declared top-level security. To remove a top-level + // security declaration, an empty array can be used. + repeated SecurityRequirement security = 12; + // Custom properties that start with "x-" such as "x-foo" used to describe + // extra functionality that is not covered by the standard OpenAPI Specification. + // See: https://swagger.io/docs/specification/2-0/swagger-extensions/ + map extensions = 13; + // Custom parameters such as HTTP request headers. + // See: https://swagger.io/docs/specification/2-0/describing-parameters/ + // and https://swagger.io/specification/v2/#parameter-object. + Parameters parameters = 14; +} + +// `Parameters` is a representation of OpenAPI v2 specification's parameters object. +// Note: This technically breaks compatibility with the OpenAPI 2 definition structure as we only +// allow header parameters to be set here since we do not want users specifying custom non-header +// parameters beyond those inferred from the Protobuf schema. +// See: https://swagger.io/specification/v2/#parameter-object +message Parameters { + // `Headers` is one or more HTTP header parameter. + // See: https://swagger.io/docs/specification/2-0/describing-parameters/#header-parameters + repeated HeaderParameter headers = 1; +} + +// `HeaderParameter` a HTTP header parameter. +// See: https://swagger.io/specification/v2/#parameter-object +message HeaderParameter { + // `Type` is a supported HTTP header type. + // See https://swagger.io/specification/v2/#parameterType. + enum Type { + UNKNOWN = 0; + STRING = 1; + NUMBER = 2; + INTEGER = 3; + BOOLEAN = 4; + } + + // `Name` is the header name. + string name = 1; + // `Description` is a short description of the header. + string description = 2; + // `Type` is the type of the object. The value MUST be one of "string", "number", "integer", or "boolean". The "array" type is not supported. + // See: https://swagger.io/specification/v2/#parameterType. + Type type = 3; + // `Format` The extending format for the previously mentioned type. + string format = 4; + // `Required` indicates if the header is optional + bool required = 5; + // field 6 is reserved for 'items', but in OpenAPI-specific way. + reserved 6; + // field 7 is reserved `Collection Format`. Determines the format of the array if type array is used. + reserved 7; +} + +// `Header` is a representation of OpenAPI v2 specification's Header object. +// +// See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#headerObject +// +message Header { + // `Description` is a short description of the header. + string description = 1; + // The type of the object. The value MUST be one of "string", "number", "integer", or "boolean". The "array" type is not supported. + string type = 2; + // `Format` The extending format for the previously mentioned type. + string format = 3; + // field 4 is reserved for 'items', but in OpenAPI-specific way. + reserved 4; + // field 5 is reserved `Collection Format` Determines the format of the array if type array is used. + reserved 5; + // `Default` Declares the value of the header that the server will use if none is provided. + // See: https://tools.ietf.org/html/draft-fge-json-schema-validation-00#section-6.2. + // Unlike JSON Schema this value MUST conform to the defined type for the header. + string default = 6; + // field 7 is reserved for 'maximum'. + reserved 7; + // field 8 is reserved for 'exclusiveMaximum'. + reserved 8; + // field 9 is reserved for 'minimum'. + reserved 9; + // field 10 is reserved for 'exclusiveMinimum'. + reserved 10; + // field 11 is reserved for 'maxLength'. + reserved 11; + // field 12 is reserved for 'minLength'. + reserved 12; + // 'Pattern' See https://tools.ietf.org/html/draft-fge-json-schema-validation-00#section-5.2.3. + string pattern = 13; + // field 14 is reserved for 'maxItems'. + reserved 14; + // field 15 is reserved for 'minItems'. + reserved 15; + // field 16 is reserved for 'uniqueItems'. + reserved 16; + // field 17 is reserved for 'enum'. + reserved 17; + // field 18 is reserved for 'multipleOf'. + reserved 18; +} + +// `Response` is a representation of OpenAPI v2 specification's Response object. +// +// See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#responseObject +// +message Response { + // `Description` is a short description of the response. + // GFM syntax can be used for rich text representation. + string description = 1; + // `Schema` optionally defines the structure of the response. + // If `Schema` is not provided, it means there is no content to the response. + Schema schema = 2; + // `Headers` A list of headers that are sent with the response. + // `Header` name is expected to be a string in the canonical format of the MIME header key + // See: https://golang.org/pkg/net/textproto/#CanonicalMIMEHeaderKey + map headers = 3; + // `Examples` gives per-mimetype response examples. + // See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#example-object + map examples = 4; + // Custom properties that start with "x-" such as "x-foo" used to describe + // extra functionality that is not covered by the standard OpenAPI Specification. + // See: https://swagger.io/docs/specification/2-0/swagger-extensions/ + map extensions = 5; +} + +// `Info` is a representation of OpenAPI v2 specification's Info object. +// +// See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#infoObject +// +// Example: +// +// option (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_swagger) = { +// info: { +// title: "Echo API"; +// version: "1.0"; +// description: ""; +// contact: { +// name: "gRPC-Gateway project"; +// url: "https://github.com/grpc-ecosystem/grpc-gateway"; +// email: "none@example.com"; +// }; +// license: { +// name: "BSD 3-Clause License"; +// url: "https://github.com/grpc-ecosystem/grpc-gateway/blob/main/LICENSE"; +// }; +// }; +// ... +// }; +// +message Info { + // The title of the application. + string title = 1; + // A short description of the application. GFM syntax can be used for rich + // text representation. + string description = 2; + // The Terms of Service for the API. + string terms_of_service = 3; + // The contact information for the exposed API. + Contact contact = 4; + // The license information for the exposed API. + License license = 5; + // Provides the version of the application API (not to be confused + // with the specification version). + string version = 6; + // Custom properties that start with "x-" such as "x-foo" used to describe + // extra functionality that is not covered by the standard OpenAPI Specification. + // See: https://swagger.io/docs/specification/2-0/swagger-extensions/ + map extensions = 7; +} + +// `Contact` is a representation of OpenAPI v2 specification's Contact object. +// +// See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#contactObject +// +// Example: +// +// option (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_swagger) = { +// info: { +// ... +// contact: { +// name: "gRPC-Gateway project"; +// url: "https://github.com/grpc-ecosystem/grpc-gateway"; +// email: "none@example.com"; +// }; +// ... +// }; +// ... +// }; +// +message Contact { + // The identifying name of the contact person/organization. + string name = 1; + // The URL pointing to the contact information. MUST be in the format of a + // URL. + string url = 2; + // The email address of the contact person/organization. MUST be in the format + // of an email address. + string email = 3; +} + +// `License` is a representation of OpenAPI v2 specification's License object. +// +// See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#licenseObject +// +// Example: +// +// option (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_swagger) = { +// info: { +// ... +// license: { +// name: "BSD 3-Clause License"; +// url: "https://github.com/grpc-ecosystem/grpc-gateway/blob/main/LICENSE"; +// }; +// ... +// }; +// ... +// }; +// +message License { + // The license name used for the API. + string name = 1; + // A URL to the license used for the API. MUST be in the format of a URL. + string url = 2; +} + +// `ExternalDocumentation` is a representation of OpenAPI v2 specification's +// ExternalDocumentation object. +// +// See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#externalDocumentationObject +// +// Example: +// +// option (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_swagger) = { +// ... +// external_docs: { +// description: "More about gRPC-Gateway"; +// url: "https://github.com/grpc-ecosystem/grpc-gateway"; +// } +// ... +// }; +// +message ExternalDocumentation { + // A short description of the target documentation. GFM syntax can be used for + // rich text representation. + string description = 1; + // The URL for the target documentation. Value MUST be in the format + // of a URL. + string url = 2; +} + +// `Schema` is a representation of OpenAPI v2 specification's Schema object. +// +// See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#schemaObject +// +message Schema { + JSONSchema json_schema = 1; + // Adds support for polymorphism. The discriminator is the schema property + // name that is used to differentiate between other schema that inherit this + // schema. The property name used MUST be defined at this schema and it MUST + // be in the required property list. When used, the value MUST be the name of + // this schema or any schema that inherits it. + string discriminator = 2; + // Relevant only for Schema "properties" definitions. Declares the property as + // "read only". This means that it MAY be sent as part of a response but MUST + // NOT be sent as part of the request. Properties marked as readOnly being + // true SHOULD NOT be in the required list of the defined schema. Default + // value is false. + bool read_only = 3; + // field 4 is reserved for 'xml'. + reserved 4; + // Additional external documentation for this schema. + ExternalDocumentation external_docs = 5; + // A free-form property to include an example of an instance for this schema in JSON. + // This is copied verbatim to the output. + string example = 6; +} + +// `JSONSchema` represents properties from JSON Schema taken, and as used, in +// the OpenAPI v2 spec. +// +// This includes changes made by OpenAPI v2. +// +// See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#schemaObject +// +// See also: https://cswr.github.io/JsonSchema/spec/basic_types/, +// https://github.com/json-schema-org/json-schema-spec/blob/master/schema.json +// +// Example: +// +// message SimpleMessage { +// option (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_schema) = { +// json_schema: { +// title: "SimpleMessage" +// description: "A simple message." +// required: ["id"] +// } +// }; +// +// // Id represents the message identifier. +// string id = 1; [ +// (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_field) = { +// description: "The unique identifier of the simple message." +// }]; +// } +// +message JSONSchema { + // field 1 is reserved for '$id', omitted from OpenAPI v2. + reserved 1; + // field 2 is reserved for '$schema', omitted from OpenAPI v2. + reserved 2; + // Ref is used to define an external reference to include in the message. + // This could be a fully qualified proto message reference, and that type must + // be imported into the protofile. If no message is identified, the Ref will + // be used verbatim in the output. + // For example: + // `ref: ".google.protobuf.Timestamp"`. + string ref = 3; + // field 4 is reserved for '$comment', omitted from OpenAPI v2. + reserved 4; + // The title of the schema. + string title = 5; + // A short description of the schema. + string description = 6; + string default = 7; + bool read_only = 8; + // A free-form property to include a JSON example of this field. This is copied + // verbatim to the output swagger.json. Quotes must be escaped. + // This property is the same for 2.0 and 3.0.0 https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/3.0.0.md#schemaObject https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#schemaObject + string example = 9; + double multiple_of = 10; + // Maximum represents an inclusive upper limit for a numeric instance. The + // value of MUST be a number, + double maximum = 11; + bool exclusive_maximum = 12; + // minimum represents an inclusive lower limit for a numeric instance. The + // value of MUST be a number, + double minimum = 13; + bool exclusive_minimum = 14; + uint64 max_length = 15; + uint64 min_length = 16; + string pattern = 17; + // field 18 is reserved for 'additionalItems', omitted from OpenAPI v2. + reserved 18; + // field 19 is reserved for 'items', but in OpenAPI-specific way. + // TODO(ivucica): add 'items'? + reserved 19; + uint64 max_items = 20; + uint64 min_items = 21; + bool unique_items = 22; + // field 23 is reserved for 'contains', omitted from OpenAPI v2. + reserved 23; + uint64 max_properties = 24; + uint64 min_properties = 25; + repeated string required = 26; + // field 27 is reserved for 'additionalProperties', but in OpenAPI-specific + // way. TODO(ivucica): add 'additionalProperties'? + reserved 27; + // field 28 is reserved for 'definitions', omitted from OpenAPI v2. + reserved 28; + // field 29 is reserved for 'properties', but in OpenAPI-specific way. + // TODO(ivucica): add 'additionalProperties'? + reserved 29; + // following fields are reserved, as the properties have been omitted from + // OpenAPI v2: + // patternProperties, dependencies, propertyNames, const + reserved 30 to 33; + // Items in 'array' must be unique. + repeated string array = 34; + + enum JSONSchemaSimpleTypes { + UNKNOWN = 0; + ARRAY = 1; + BOOLEAN = 2; + INTEGER = 3; + NULL = 4; + NUMBER = 5; + OBJECT = 6; + STRING = 7; + } + + repeated JSONSchemaSimpleTypes type = 35; + // `Format` + string format = 36; + // following fields are reserved, as the properties have been omitted from + // OpenAPI v2: contentMediaType, contentEncoding, if, then, else + reserved 37 to 41; + // field 42 is reserved for 'allOf', but in OpenAPI-specific way. + // TODO(ivucica): add 'allOf'? + reserved 42; + // following fields are reserved, as the properties have been omitted from + // OpenAPI v2: + // anyOf, oneOf, not + reserved 43 to 45; + // Items in `enum` must be unique https://tools.ietf.org/html/draft-fge-json-schema-validation-00#section-5.5.1 + repeated string enum = 46; + + // Additional field level properties used when generating the OpenAPI v2 file. + FieldConfiguration field_configuration = 1001; + + // 'FieldConfiguration' provides additional field level properties used when generating the OpenAPI v2 file. + // These properties are not defined by OpenAPIv2, but they are used to control the generation. + message FieldConfiguration { + // Alternative parameter name when used as path parameter. If set, this will + // be used as the complete parameter name when this field is used as a path + // parameter. Use this to avoid having auto generated path parameter names + // for overlapping paths. + string path_param_name = 47; + } + // Custom properties that start with "x-" such as "x-foo" used to describe + // extra functionality that is not covered by the standard OpenAPI Specification. + // See: https://swagger.io/docs/specification/2-0/swagger-extensions/ + map extensions = 48; +} + +// `Tag` is a representation of OpenAPI v2 specification's Tag object. +// +// See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#tagObject +// +message Tag { + // The name of the tag. Use it to allow override of the name of a + // global Tag object, then use that name to reference the tag throughout the + // OpenAPI file. + string name = 1; + // A short description for the tag. GFM syntax can be used for rich text + // representation. + string description = 2; + // Additional external documentation for this tag. + ExternalDocumentation external_docs = 3; + // Custom properties that start with "x-" such as "x-foo" used to describe + // extra functionality that is not covered by the standard OpenAPI Specification. + // See: https://swagger.io/docs/specification/2-0/swagger-extensions/ + map extensions = 4; +} + +// `SecurityDefinitions` is a representation of OpenAPI v2 specification's +// Security Definitions object. +// +// See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#securityDefinitionsObject +// +// A declaration of the security schemes available to be used in the +// specification. This does not enforce the security schemes on the operations +// and only serves to provide the relevant details for each scheme. +message SecurityDefinitions { + // A single security scheme definition, mapping a "name" to the scheme it + // defines. + map security = 1; +} + +// `SecurityScheme` is a representation of OpenAPI v2 specification's +// Security Scheme object. +// +// See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#securitySchemeObject +// +// Allows the definition of a security scheme that can be used by the +// operations. Supported schemes are basic authentication, an API key (either as +// a header or as a query parameter) and OAuth2's common flows (implicit, +// password, application and access code). +message SecurityScheme { + // The type of the security scheme. Valid values are "basic", + // "apiKey" or "oauth2". + enum Type { + TYPE_INVALID = 0; + TYPE_BASIC = 1; + TYPE_API_KEY = 2; + TYPE_OAUTH2 = 3; + } + + // The location of the API key. Valid values are "query" or "header". + enum In { + IN_INVALID = 0; + IN_QUERY = 1; + IN_HEADER = 2; + } + + // The flow used by the OAuth2 security scheme. Valid values are + // "implicit", "password", "application" or "accessCode". + enum Flow { + FLOW_INVALID = 0; + FLOW_IMPLICIT = 1; + FLOW_PASSWORD = 2; + FLOW_APPLICATION = 3; + FLOW_ACCESS_CODE = 4; + } + + // The type of the security scheme. Valid values are "basic", + // "apiKey" or "oauth2". + Type type = 1; + // A short description for security scheme. + string description = 2; + // The name of the header or query parameter to be used. + // Valid for apiKey. + string name = 3; + // The location of the API key. Valid values are "query" or + // "header". + // Valid for apiKey. + In in = 4; + // The flow used by the OAuth2 security scheme. Valid values are + // "implicit", "password", "application" or "accessCode". + // Valid for oauth2. + Flow flow = 5; + // The authorization URL to be used for this flow. This SHOULD be in + // the form of a URL. + // Valid for oauth2/implicit and oauth2/accessCode. + string authorization_url = 6; + // The token URL to be used for this flow. This SHOULD be in the + // form of a URL. + // Valid for oauth2/password, oauth2/application and oauth2/accessCode. + string token_url = 7; + // The available scopes for the OAuth2 security scheme. + // Valid for oauth2. + Scopes scopes = 8; + // Custom properties that start with "x-" such as "x-foo" used to describe + // extra functionality that is not covered by the standard OpenAPI Specification. + // See: https://swagger.io/docs/specification/2-0/swagger-extensions/ + map extensions = 9; +} + +// `SecurityRequirement` is a representation of OpenAPI v2 specification's +// Security Requirement object. +// +// See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#securityRequirementObject +// +// Lists the required security schemes to execute this operation. The object can +// have multiple security schemes declared in it which are all required (that +// is, there is a logical AND between the schemes). +// +// The name used for each property MUST correspond to a security scheme +// declared in the Security Definitions. +message SecurityRequirement { + // If the security scheme is of type "oauth2", then the value is a list of + // scope names required for the execution. For other security scheme types, + // the array MUST be empty. + message SecurityRequirementValue { + repeated string scope = 1; + } + // Each name must correspond to a security scheme which is declared in + // the Security Definitions. If the security scheme is of type "oauth2", + // then the value is a list of scope names required for the execution. + // For other security scheme types, the array MUST be empty. + map security_requirement = 1; +} + +// `Scopes` is a representation of OpenAPI v2 specification's Scopes object. +// +// See: https://github.com/OAI/OpenAPI-Specification/blob/3.0.0/versions/2.0.md#scopesObject +// +// Lists the available scopes for an OAuth2 security scheme. +message Scopes { + // Maps between a name of a scope to a short description of it (as the value + // of the property). + map scope = 1; +}