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 Go to latest Published: Feb 7, 2024 License: Apache-2.0 Imports: 48 Imported by: 0

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Constants

This section is empty.

Variables

This section is empty.

Functions

func GetOpenAPISchemas added in v0.5.0 

func GetOpenAPISchemas() *openapi3.T

func IsBidiStreamRequest 

func IsBidiStreamRequest(c *gin.Context) bool

IsBidiStreamRequest returns true if the incoming request is a websocket request.

func IsUnidiStreamRequest 

func IsUnidiStreamRequest(c *gin.Context) bool

IsUnidiStreamRequest returns true if the incoming request is a watching request.

func NewStatsCollector 

func NewStatsCollector() prometheus.Collector

func Translate 

func Translate(ctx context.Context, s string) string

Types

type Attributes 

type Attributes uint64

func (*Attributes) HasAll 

func (t *Attributes) HasAll(u Attributes) bool

func (*Attributes) HasAny 

func (t *Attributes) HasAny(u Attributes) bool

func (*Attributes) With 

func (t *Attributes) With(u Attributes)

type ErrorHandle 

type ErrorHandle = func(c *gin.Context) error

type ErrorHandler 

type ErrorHandler interface {
	Handle(c *gin.Context) error
}

type ErrorResponse 

type ErrorResponse struct {
	Message    string `json:"message"`
	Status     int    `json:"status"`
	StatusText string `json:"statusText"`
	// contains filtered or unexported fields
}

type HTTPHandle 

type HTTPHandle = http.HandlerFunc

type HTTPHandler 

type HTTPHandler = http.Handler

type Handle 

type Handle = func(*gin.Context)

func I18n 

func I18n() Handle

func If 

func If(match func(*gin.Context) bool, then Handle) Handle

If is a gin middleware, which is used for judging the incoming request, execute given handle if matched.

func Only 

func Only(match func(*gin.Context) bool) Handle

Only is a gin middleware, which is used for judging the incoming request, aborts with 403 if not match.

func OnlyLocalIP 

func OnlyLocalIP() Handle

OnlyLocalIP judges the incoming request whether is from localhost, aborts with 403 if not match.

func Per 

func Per(hashRequest func(*gin.Context) string, provideHandler func() Handle) Handle

Per is a gin middleware, which is used for providing new handler for different incoming request.

func PerIP 

func PerIP(provideHandler func() Handle) Handle

PerIP provides new handler according to incoming request IP.

func RequestCounting 

func RequestCounting(max int, wait time.Duration) Handle

RequestCounting limits the request count in the given maximum, returns 429 if the new request has waited with the given duration.

func RequestShaping 

func RequestShaping(qps, slack int, latency time.Duration) Handle

RequestShaping arranges all requests to be received on the given qps, returns 429 if the new request can be allowed within the given latency, if the given latency is not positive, RequestShaping will never return 429.

func RequestThrottling 

func RequestThrottling(qps, burst int) Handle

RequestThrottling controls the request count per second and allows bursting, returns 429 if the new request is not allowed.

type Handler 

type Handler interface {
	Handle(c *gin.Context)
}

type IHandler 

type IHandler any

type IResourceHandler 

type IResourceHandler interface {
	IHandler

	Kind() string
}

func Alias 

func Alias(handler IResourceHandler, withKind string) IResourceHandler

Alias wraps the given resource handler with a new alias kind.

type IRouter 

type IRouter interface {
	http.Handler

	// Use attaches a global middleware to the router.
	Use(...IHandler) IRouter
	// Group creates a new router group with the given string,
	// and returns the new router group.
	Group(string) IRouter
	// GroupIn creates a new router group with the given string,
	// but returns the original router group,
	// the new router group is passed to the given function.
	GroupIn(string, func(groupRouter IRouter)) IRouter
	// GroupRelativePath returns the relative path of router group.
	GroupRelativePath() string

	// Static registers GET/HEAD routers to serve the handler.
	Static(string, http.FileSystem) IRouter
	// Get registers GET router to serve the handler.
	Get(string, IHandler) IRouter
	// Post registers POST router to serve the handler.
	Post(string, IHandler) IRouter
	// Delete registers DELETE router to serve the handler.
	Delete(string, IHandler) IRouter
	// Patch registers PATCH router to serve the handler.
	Patch(string, IHandler) IRouter
	// Put registers PUT router to serve the handler.
	Put(string, IHandler) IRouter

	// Routes registers the reflected routes of a IHandler.
	//
	// Routes reflects the function descriptors as the below rules,
	// if the handler implements IResourceHandler as well.
	//
	//	Input : struct type.
	//	Output: any types.
	//
	//	* Basic APIs
	//
	//	func Create(<Input>) (<Output>, error)
	//	 ->   POST /<plural>
	//	func Get(<Input>) (<Output>, error)
	//	 ->    GET /<plural>/:id(?watch=true)
	//	func Update(<Input>) error
	//	 ->    PUT /<plural>/:id
	//	func Delete(<Input>) error
	//	 -> DELETE /<plural>/:id
	//	func Patch(<Input>) error
	//	 ->  Patch /<plural>/:id
	//	func CollectionCreate(<Input>) (<Output>, error)
	//	 ->   POST /<plural>/_/batch
	//	func CollectionGet(<Input>) (<Output>, (int,) error)
	//	 ->    GET /<plural>(?watch=true)
	//	func CollectionUpdate(<Input>) error
	//	 ->    PUT /<plural>
	//	func CollectionDelete(<Input>) error
	//	 -> DELETE /<plural>
	//
	//	* Extensional APIs
	//
	//	func Route<Something>(<Input(route:method=subpath)>) ((<Output>), (int,) error)
	//	 -> method /<plural>/:id/<subpath>(?watch=true)
	//	func CollectionRoute<Something>(<Input(route:method=subpath)>) ((<Output>), (int,) error)
	//	 -> method /<plural>/_/<subpath>(?watch=true)
	//
	// Otherwise, Routes tries to reflect the function descriptors as the below rules.
	//
	//	Input : struct type.
	//	Output: any types.
	//
	//	func <Anything>(<Input(route:method=path)>) ((<Output>), (int,) error)
	//	 -> method /<path>(?watch=true)
	//
	Routes(IHandler) IRouter
}

func NewRouter 

func NewRouter(options ...RouterOption) IRouter

type RequestAttributesType 

type RequestAttributesType = Attributes
const (
	RequestWithValidate RequestAttributesType = 1 << iota
	RequestWithGinContext

	RequestWithUnidiStream
	RequestWithBidiStream

	RequestWithBindingForm
	RequestWithBindingJSON
	RequestWithBindingHeader
	RequestWithBindingQuery
	RequestWithBindingPath
)

type RequestBidiStream 

type RequestBidiStream struct {
	// contains filtered or unexported fields
}

RequestBidiStream holds the request for dual-directions stream.

func (RequestBidiStream) Cancel 

func (r RequestBidiStream) Cancel()

Cancel cancels the underlay context.Context.

func (RequestBidiStream) Deadline 

func (r RequestBidiStream) Deadline() (deadline time.Time, ok bool)

Deadline implements context.Context.

func (RequestBidiStream) Done 

func (r RequestBidiStream) Done() <-chan struct{}

Done implements context.Context.

func (RequestBidiStream) Err 

func (r RequestBidiStream) Err() error

Err implements context.Context.

func (RequestBidiStream) Read 

func (r RequestBidiStream) Read(p []byte) (n int, err error)

Read implements io.Reader.

func (RequestBidiStream) RecvJSON 

func (r RequestBidiStream) RecvJSON(i any) error

RecvJSON receives JSON message from client and unmarshals into the given object.

func (RequestBidiStream) RecvMsg 

func (r RequestBidiStream) RecvMsg() ([]byte, error)

RecvMsg receives message from client.

func (RequestBidiStream) SendJSON 

func (r RequestBidiStream) SendJSON(i any) error

SendJSON marshals the given object as JSON and sends to client.

func (RequestBidiStream) SendMsg 

func (r RequestBidiStream) SendMsg(data []byte) error

SendMsg sends the given data to client.

func (RequestBidiStream) Value 

func (r RequestBidiStream) Value(key any) any

Value implements context.Context.

func (RequestBidiStream) Write 

func (r RequestBidiStream) Write(p []byte) (n int, err error)

Write implements io.Writer.

type RequestCollection 

type RequestCollection[Q, S ~func(*sql.Selector)] struct {
	RequestQuerying[Q] `query:",inline"`
	RequestSorting[S]  `query:",inline"`
	RequestExtracting  `query:",inline"`
	RequestPagination  `query:",inline"`
}

RequestCollection holds the requesting data of collection, including querying, sorting, extracting and pagination.

type RequestExtracting 

type RequestExtracting struct {
	// Extracts specifies the fields for querying,
	// i.e. /v1/repositories?extract=-id&extract=name.
	Extracts []string `query:"extract,omitempty"`
}

RequestExtracting holds the requesting extraction data.

func (RequestExtracting) Extracting 

func (r RequestExtracting) Extracting(allowFields []string, defaultFields ...string) ([]string, bool)

Extracting returns the field list with the given allow list, returns false if there are not any extracting key requesting and default list.

func (RequestExtracting) With 

func (r RequestExtracting) With(fields ...string) RequestExtracting

With appends the included field list to the extracting list.

func (RequestExtracting) Without 

func (r RequestExtracting) Without(fields ...string) RequestExtracting

Without appends the excluded field list to the extracting list.

type RequestPagination 

type RequestPagination struct {
	// Page specifies the page number for querying,
	// i.e. /v1/repositories?page=1&perPage=10.
	Page int `query:"page,default=1"`

	// PerPage specifies the page size for querying,
	// i.e. /v1/repositories?page=1&perPage=10.
	PerPage int `query:"perPage,default=100"`
}

RequestPagination holds the requesting pagination data.

func (RequestPagination) Limit 

func (r RequestPagination) Limit() int

Limit returns the limit of paging.

func (RequestPagination) Offset 

func (r RequestPagination) Offset() int

Offset returns the offset of paging.

func (RequestPagination) Paging 

func (r RequestPagination) Paging() (limit, offset int, request bool)

Paging returns the limit and offset of paging, returns false if there is no pagination requesting.

type RequestQuerying 

type RequestQuerying[T ~func(s *sql.Selector)] struct {
	// Query specifies the content to search some preset fields,
	// it's a case-insensitive fuzzy filter,
	// i.e. /v1/repositories?query=repo%2Fname.
	Query *string `query:"query,omitempty"`
}

RequestQuerying holds the requesting query data.

func (RequestQuerying[T]) Querying 

func (r RequestQuerying[T]) Querying(searchFields []string) (T, bool)

Querying returns an OR predicate with the given search fields, returns false if there is no query requesting.

type RequestSorting 

type RequestSorting[T ~func(*sql.Selector)] struct {
	// Sorts specifies the fields for sorting,
	// i.e. /v1/repositories?sort=-createTime&sort=name.
	Sorts []string `query:"sort,omitempty"`
}

RequestSorting holds the requesting sort data.

func (RequestSorting[T]) Sorting 

func (r RequestSorting[T]) Sorting(allowKeys []string, defaultOrders ...T) ([]T, bool)

Sorting returns the order list with the given allow list, returns false if there are not any sorting key requesting and default list.

func (RequestSorting[T]) WithAsc 

func (r RequestSorting[T]) WithAsc(fields ...string) RequestSorting[T]

WithAsc appends the asc sorting field list to the sorting list.

func (RequestSorting[T]) WithDesc 

func (r RequestSorting[T]) WithDesc(fields ...string) RequestSorting[T]

WithDesc appends the desc sorting list to the sorting list.

type RequestUnidiStream 

type RequestUnidiStream struct {
	// contains filtered or unexported fields
}

RequestUnidiStream holds the request for single-direction stream.

func (RequestUnidiStream) Cancel 

func (r RequestUnidiStream) Cancel()

Cancel cancels the underlay context.Context.

func (RequestUnidiStream) Deadline 

func (r RequestUnidiStream) Deadline() (deadline time.Time, ok bool)

Deadline implements context.Context.

func (RequestUnidiStream) Done 

func (r RequestUnidiStream) Done() <-chan struct{}

Done implements context.Context.

func (RequestUnidiStream) Err 

func (r RequestUnidiStream) Err() error

Err implements context.Context.

func (RequestUnidiStream) SendJSON 

func (r RequestUnidiStream) SendJSON(i any) error

SendJSON marshals the given object as JSON and sends to client.

func (RequestUnidiStream) SendMsg 

func (r RequestUnidiStream) SendMsg(data []byte) error

SendMsg sends the given data to client.

func (RequestUnidiStream) Value 

func (r RequestUnidiStream) Value(key any) any

Value implements context.Context.

func (RequestUnidiStream) Write 

func (r RequestUnidiStream) Write(p []byte) (n int, err error)

Write implements io.Writer.

type ResourceProfile 

type ResourceProfile struct {
	// Kinds holds the hierarchical kinds of the given route.
	Kinds []string
	// Resources holds the hierarchical resources of the given route.
	Resources []string
	// ResourcePaths holds the hierarchical resource paths of the given route.
	ResourcePaths []string
	// ResourcePathRefers holds the hierarchical resource path IDs of the given route.
	ResourcePathRefers []string
}

ResourceProfile holds the profile of a resource.

func (*ResourceProfile) DeepCopy 

func (p *ResourceProfile) DeepCopy() (o ResourceProfile)

DeepCopy returns a deep copy of the resource profile.

func (*ResourceProfile) PluralPath 

func (p *ResourceProfile) PluralPath() string

PluralPath returns the plural path of the resource.

func (*ResourceProfile) Prepend 

func (p *ResourceProfile) Prepend(rp ResourceProfile)

Prepend prepends the given resource profile.

func (*ResourceProfile) SingularPath 

func (p *ResourceProfile) SingularPath() string

SingularPath returns the singular path of the resource.

type ResponseAttributesType 

type ResponseAttributesType = Attributes
const (
	ResponseWithPage ResponseAttributesType = 1 << iota
)

type ResponseCollection 

type ResponseCollection struct {
	Type       string              `json:"type,omitempty"`
	Items      any                 `json:"items"`
	Pagination *ResponsePagination `json:"pagination,omitempty"`
}

ResponseCollection holds the response data of collection with a pagination.

func FullPageResponse 

func FullPageResponse(data any, dataTotalSize int) *ResponseCollection

FullPageResponse returns the given data in a pagination, which treats the given data as a full page.

func NoPageResponse 

func NoPageResponse(data any) *ResponseCollection

NoPageResponse returns the given data without pagination.

func PageResponse 

func PageResponse(page, perPage int, data any, dataTotalSize int) *ResponseCollection

PageResponse returns the given data in a pagination, which calculates the pagination info with the given request page and perPage.

func TypedResponse 

func TypedResponse(typ string, data any) *ResponseCollection

TypedResponse returns the given data in typed.

type ResponseFile 

type ResponseFile struct {
	ContentType   string
	ContentLength int64
	Headers       map[string]string
	Reader        io.ReadCloser
}

ResponseFile is similar to render.Reader, but be able to close the file reader out of the handler processing.

func (ResponseFile) Close 

func (r ResponseFile) Close() error

func (ResponseFile) Render 

func (r ResponseFile) Render(w http.ResponseWriter) (err error)

func (ResponseFile) WriteContentType 

func (r ResponseFile) WriteContentType(w http.ResponseWriter)

type ResponsePagination 

type ResponsePagination struct {
	Page      int  `json:"page"`
	PerPage   int  `json:"perPage"`
	Total     int  `json:"total"`
	TotalPage int  `json:"totalPage"`
	Partial   bool `json:"partial"`
	NextPage  int  `json:"nextPage,omitempty"`
}

ResponsePagination holds the pagination data.

type Route 

type Route struct {
	// RouteProfile holds the profile of a route.
	RouteProfile

	// GoCaller holds the reflect.Value of the method to call.
	GoCaller reflect.Value
	// GoPackage observes the package of the GoType.
	GoPackage string
	// GoType observes the type of the GoFunc.
	GoType string
	// GoFunc observes the name of the GoCaller.
	GoFunc string

	// RequestType observes the reflect.Type of the method to input.
	RequestType reflect.Type
	// RequestAttributes observes the attributes of the request.
	RequestAttributes RequestAttributesType
	// ResponseType observes the reflect.Type of the method to return.
	ResponseType reflect.Type
	// ResponseAttributes observes the attributes of the response.
	ResponseAttributes ResponseAttributesType
	// contains filtered or unexported fields
}

Route holds the information of a resource route.

type RouteAdviceProvider 

type RouteAdviceProvider interface {
	// CanSet validates the given RouteAdviceReceiver can be set or not in prepare phase,
	// returns true if the given RouteAdviceReceiver can be injected.
	// The given RouteAdviceReceiver is stateless,
	// please do not perform additional operations on it.
	CanSet(RouteAdviceReceiver) bool

	// Set injects the valid RouteAdviceReceiver by this provider before validating,
	// the provider should set the corresponding advice to the target.
	Set(RouteAdviceReceiver)
}

RouteAdviceProvider is a provider to provide advice to the request of the reflected routes of a IHandler.

type RouteAdviceReceiver 

type RouteAdviceReceiver any

RouteAdviceReceiver represents the type that can receive advice.

type RouteAuthorizeFunc 

type RouteAuthorizeFunc func(*gin.Context, RouteProfile) int

RouteAuthorizeFunc is the function type of RouteAuthorizer.

func (RouteAuthorizeFunc) Authorize 

func (fn RouteAuthorizeFunc) Authorize(c *gin.Context, p RouteProfile) int

Authorize implements the RouteAuthorizer interface.

type RouteAuthorizer 

type RouteAuthorizer interface {
	// Authorize returns the status code of authorization result,
	// 200 if success, 401 if unauthorized, 403 if forbidden.
	Authorize(*gin.Context, RouteProfile) int
}

RouteAuthorizer holds the operation of authorization.

type RouteProfile 

type RouteProfile struct {
	// ResourceProfile holds the resource profile of a route,
	// if the route is no belong to a IResourceHandler,
	// the ResourceProfile will be zero.
	ResourceProfile

	// Summary holds the brief of the route.
	Summary string
	// Description holds the detail of the route.
	Description string
	// Method holds the method of the route.
	Method string
	// Path holds the path of the route.
	Path string
	// Collection indicates the route that works for a collection of resources.
	Collection bool
	// Sub indicates the route is a sub route or not.
	Sub bool
	// Custom indicates the route is a custom route or not.
	Custom bool
	// CustomName indicates the real name of the custom route if Custom is true.
	CustomName string
}

RouteProfile holds the profile of a route.

func (RouteProfile) DeepCopy 

func (p RouteProfile) DeepCopy() (o RouteProfile)

DeepCopy returns a deep copy of the resource route profile.

type Router 

type Router struct {
	// contains filtered or unexported fields
}

func (*Router) Delete 

func (rt *Router) Delete(path string, handler IHandler) IRouter

func (*Router) Get 

func (rt *Router) Get(path string, handler IHandler) IRouter

func (*Router) Group 

func (rt *Router) Group(relativePath string) IRouter

func (*Router) GroupIn 

func (rt *Router) GroupIn(relativePath string, doGroupRoute func(IRouter)) IRouter

func (*Router) GroupRelativePath 

func (rt *Router) GroupRelativePath() string

func (*Router) Patch 

func (rt *Router) Patch(path string, handler IHandler) IRouter

func (*Router) Post 

func (rt *Router) Post(path string, handler IHandler) IRouter

func (*Router) Put 

func (rt *Router) Put(path string, handler IHandler) IRouter

func (*Router) Routes 

func (rt *Router) Routes(handler IHandler) IRouter

func (*Router) ServeHTTP 

func (rt *Router) ServeHTTP(resp http.ResponseWriter, req *http.Request)

func (*Router) Static 

func (rt *Router) Static(p string, fs http.FileSystem) IRouter

func (*Router) Use 

func (rt *Router) Use(handlers ...IHandler) IRouter

type RouterOption 

type RouterOption interface {
	// contains filtered or unexported methods
}

func ExposeOpenAPI 

func ExposeOpenAPI() RouterOption

ExposeOpenAPI is a RouterOption to add route to serve the OpenAPI schema spec, and provide the SwaggerUI as well.

func SkipLoggingPaths 

func SkipLoggingPaths(paths ...string) RouterOption

SkipLoggingPaths is a RouterOption to ignore logging for the given paths.

func WithDefaultHandler 

func WithDefaultHandler(handler IHandler) RouterOption

WithDefaultHandler is a RouterOption to configure the default handler for gin.

func WithDefaultWriter 

func WithDefaultWriter(w io.Writer) RouterOption

WithDefaultWriter is a RouterOption to configure the default writer for gin.

func WithResourceAuthorizer 

func WithResourceAuthorizer(authorizer RouteAuthorizer) RouterOption

WithResourceAuthorizer if a RouterOption to configure the authorizer for the routes of IResourceHandler.

func WithRouteAdviceProviders 

func WithRouteAdviceProviders(providers ...RouteAdviceProvider) RouterOption

WithRouteAdviceProviders is a RouterOption to configure the advice providers for the reflected routes of a IHandler.

type RouterOptions 

type RouterOptions []RouterOption

func (RouterOptions) Apply 

func (opts RouterOptions) Apply(fn func(o RouterOption) bool) (rOpts RouterOptions)

Apply applies the options one by one, and returns the residual options.

type StaticHttpFile 

type StaticHttpFile struct {
	http.File

	Listable bool
	Embedded bool
}

func (StaticHttpFile) Readdir 

func (f StaticHttpFile) Readdir(count int) ([]os.FileInfo, error)

func (StaticHttpFile) Stat 

func (f StaticHttpFile) Stat() (fs.FileInfo, error)

type StaticHttpFileSystem 

type StaticHttpFileSystem struct {
	http.FileSystem

	Listable bool
	Embedded bool
}

func (StaticHttpFileSystem) Open 

func (fs StaticHttpFileSystem) Open(name string) (http.File, error)

type Validator 

type Validator interface {
	// Validate returns error if the given request is invalid.
	Validate() error
}

Validator holds the operation of validation.

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