cors

package
v1.13.7 Latest Latest
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Published: Sep 14, 2023 License: Apache-2.0 Imports: 6 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source
var (
	DefaultSchemas = []string{
		"http://",
		"https://",
	}
	ExtensionSchemas = []string{
		"chrome-extension://",
		"safari-extension://",
		"moz-extension://",
		"ms-browser-extension://",
	}
	FileSchemas = []string{
		"file://",
	}
	WebSocketSchemas = []string{
		"ws://",
		"wss://",
	}
)

Functions

func New

func New(config Config) gin.HandlerFunc

New returns the location middleware with user-defined custom configuration.

Types

type Config

type Config struct {
	AllowAllOrigins bool

	// AllowOrigins is a list of origins a cross-domain request can be executed from.
	// If the special "*" value is present in the list, all origins will be allowed.
	// Default value is []
	AllowOrigins []string

	// AllowOriginFunc is a custom function to validate the origin. It take the origin
	// as argument and returns true if allowed or false otherwise. If this option is
	// set, the content of AllowOrigins is ignored.
	AllowOriginFunc func(origin string) bool

	// AllowMethods is a list of methods the client is allowed to use with
	// cross-domain requests. Default value is simple methods (GET, POST, PUT, PATCH, DELETE, HEAD, and OPTIONS)
	AllowMethods []string

	// AllowHeaders is list of non simple headers the client is allowed to use with
	// cross-domain requests.
	AllowHeaders []string

	// AllowCredentials indicates whether the request can include user credentials like
	// cookies, HTTP authentication or client side SSL certificates.
	AllowCredentials bool

	// ExposeHeaders indicates which headers are safe to expose to the API of a CORS
	// API specification
	ExposeHeaders []string

	// MaxAge indicates how long (with second-precision) the results of a preflight request
	// can be cached
	MaxAge time.Duration

	// Allows to add origins like http://some-domain/*, https://api.* or http://some.*.subdomain.com
	AllowWildcard bool

	// Allows usage of popular browser extensions schemas
	AllowBrowserExtensions bool

	// Allows usage of WebSocket protocol
	AllowWebSockets bool

	// Allows usage of file:// schema (dangerous!) use it only when you 100% sure it's needed
	AllowFiles bool
}

Config represents all available options for the middleware.

func DefaultConfig

func DefaultConfig() Config

DefaultConfig returns a generic default configuration mapped to localhost.

func (*Config) AddAllowHeaders

func (c *Config) AddAllowHeaders(headers ...string)

AddAllowHeaders is allowed to add custom headers

func (*Config) AddAllowMethods

func (c *Config) AddAllowMethods(methods ...string)

AddAllowMethods is allowed to add custom methods

func (*Config) AddExposeHeaders

func (c *Config) AddExposeHeaders(headers ...string)

AddExposeHeaders is allowed to add custom expose headers

func (Config) Validate

func (c Config) Validate() error

Validate is check configuration of user defined.

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