jwt

package
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Published: Nov 3, 2021 License: MIT, MIT Imports: 6 Imported by: 0

Documentation

Index

Constants

View Source
const (
	//DefaultContextKey jwt
	DefaultContextKey = "jwt"
)

Variables

This section is empty.

Functions

func FromAuthHeader

func FromAuthHeader(ctx *iris.Context) (string, error)

FromAuthHeader is a "TokenExtractor" that takes a give context and extracts the JWT token from the Authorization header.

func OnError

func OnError(ctx *iris.Context, err string)

OnError default error handler

Types

type Config

type Config struct {
	// The function that will return the Key to validate the JWT.
	// It can be either a shared secret or a public key.
	// Default value: nil
	ValidationKeyGetter jwt.Keyfunc
	// The name of the property in the request where the user (&token) information
	// from the JWT will be stored.
	// Default value: "jwt"
	ContextKey string
	// The function that will be called when there's an error validating the token
	// Default value:
	ErrorHandler errorHandler
	// A boolean indicating if the credentials are required or not
	// Default value: false
	CredentialsOptional bool
	// A function that extracts the token from the request
	// Default: FromAuthHeader (i.e., from Authorization header as bearer token)
	Extractor TokenExtractor
	// Debug flag turns on debugging output
	// Default: false
	Debug bool
	// When set, all requests with the OPTIONS method will use authentication
	// if you enable this option you should register your route with iris.Options(...) also
	// Default: false
	EnableAuthOnOptions bool
	// When set, the middelware verifies that tokens are signed with the specific signing algorithm
	// If the signing method is not constant the ValidationKeyGetter callback can be used to implement additional checks
	// Important to avoid security issues described here: https://auth0.com/blog/2015/03/31/critical-vulnerabilities-in-json-web-token-libraries/
	// Default: nil
	SigningMethod jwt.SigningMethod
}

Config is a struct for specifying configuration options for the jwt middleware.

type Middleware

type Middleware struct {
	Config Config
}

Middleware the middleware for JSON Web tokens authentication method

func New

func New(cfg ...Config) *Middleware

New constructs a new Secure instance with supplied options.

func (*Middleware) CheckJWT

func (m *Middleware) CheckJWT(ctx *iris.Context) error

CheckJWT the main functionality, checks for token

func (*Middleware) Get

func (m *Middleware) Get(ctx *iris.Context) *jwt.Token

Get returns the user (&token) information for this client/request

func (*Middleware) Serve

func (m *Middleware) Serve(ctx *iris.Context)

Serve the middleware's action

type TokenExtractor

type TokenExtractor func(*iris.Context) (string, error)

TokenExtractor is a function that takes a context as input and returns either a token or an error. An error should only be returned if an attempt to specify a token was found, but the information was somehow incorrectly formed. In the case where a token is simply not present, this should not be treated as an error. An empty string should be returned in that case.

func FromFirst

func FromFirst(extractors ...TokenExtractor) TokenExtractor

FromFirst returns a function that runs multiple token extractors and takes the first token it finds

func FromParameter

func FromParameter(param string) TokenExtractor

FromParameter returns a function that extracts the token from the specified query string parameter

Directories

Path Synopsis
Iris provides some basic middleware, most for your learning courve.
Iris provides some basic middleware, most for your learning courve.

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