61 lines
1.3 KiB
Go
61 lines
1.3 KiB
Go
// Copyright (C) 2018 Marius Schellenberger
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package jwt
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import "sync"
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// Blacklist is the blacklisting storage interface
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type Blacklist interface {
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Add(string, int64)
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Remove(string)
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Check(string) bool
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Map() BlacklistMap
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}
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// BlacklistMap is the blacklist map structure
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type BlacklistMap map[string]int64
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// MemBlacklist implements the Blacklist interface
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type MemBlacklist struct {
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// protects list
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sync.RWMutex
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list BlacklistMap
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}
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// NewMemBlacklist
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func NewMemBlacklist() *MemBlacklist {
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return &MemBlacklist{list: make(BlacklistMap)}
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}
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// Add adds a new token signature with expiration time to the blacklist
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func (mb *MemBlacklist) Add(sig string, exp int64) {
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mb.Lock()
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mb.list[sig] = exp
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mb.Unlock()
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}
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// Remove deletes a token signature from the blacklist
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func (mb *MemBlacklist) Remove(sig string) {
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mb.Lock()
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delete(mb.list, sig)
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mb.Unlock()
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}
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// Check returns true if a token signature is blacklisted and false otherwise
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func (mb *MemBlacklist) Check(sig string) (ok bool) {
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mb.RLock()
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_, ok = mb.list[sig]
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mb.RUnlock()
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return
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}
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// Map returns the blacklist in the form of a iterable map structure for cleanup
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func (mb *MemBlacklist) Map() (list BlacklistMap) {
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list = make(BlacklistMap)
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mb.RLock()
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for k, v := range mb.list {
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list[k] = v
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}
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mb.RUnlock()
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return
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}
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