token

Documentation

Overview

Package token provides a thread-safe cache of a authorization token that may be used across http and grpc clients

Index

• type Cache
  • func NewCache(fetcher Fetcher, refreshToken string) *Cache
  • func (c *Cache) GetToken(ctx context.Context, minTTL time.Duration) (string, error)
• type Fetcher
• type Token
  • func (t *Token) ExpiresAfter(tm time.Time) bool

Types

type Cache

type Cache struct {
	TimeNow func() time.Time
	// contains filtered or unexported fields
}

Cache is a thread-safe cache of a authorization token that may be used across http and grpc clients

func NewCache

func NewCache(fetcher Fetcher, refreshToken string) *Cache

NewCache creates a new token cache

func (*Cache) GetToken

func (c *Cache) GetToken(ctx context.Context, minTTL time.Duration) (string, error)

GetToken returns the current token if its at least `minTTL` from expiration, or fetches a new one.

type Fetcher

type Fetcher func(ctx context.Context, refreshToken string) (*Token, error)

Fetcher is a function that fetches a new token

type Token

type Token struct {
	// Bearer is the bearer token
	Bearer string
	// Expires is the time the token expires
	Expires time.Time
}

Token is a bearer token

func (*Token) ExpiresAfter

func (t *Token) ExpiresAfter(tm time.Time) bool

ExpiresAfter returns true if the token expires after the given time