Xray-core/proxy/vless/validator.go

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package vless
import (
"strings"
"sync"
"github.com/xtls/xray-core/common/errors"
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"github.com/xtls/xray-core/common/protocol"
"github.com/xtls/xray-core/common/uuid"
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)
// Validator stores valid VLESS users.
type Validator struct {
// Considering email's usage here, map + sync.Mutex/RWMutex may have better performance.
email sync.Map
users sync.Map
}
// Add a VLESS user, Email must be empty or unique.
func (v *Validator) Add(u *protocol.MemoryUser) error {
if u.Email != "" {
_, loaded := v.email.LoadOrStore(strings.ToLower(u.Email), u)
if loaded {
return errors.New("User ", u.Email, " already exists.")
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}
}
v.users.Store(u.Account.(*MemoryAccount).ID.UUID(), u)
return nil
}
// Del a VLESS user with a non-empty Email.
func (v *Validator) Del(e string) error {
if e == "" {
return errors.New("Email must not be empty.")
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}
le := strings.ToLower(e)
u, _ := v.email.Load(le)
if u == nil {
return errors.New("User ", e, " not found.")
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}
v.email.Delete(le)
v.users.Delete(u.(*protocol.MemoryUser).Account.(*MemoryAccount).ID.UUID())
return nil
}
// Get a VLESS user with UUID, nil if user doesn't exist.
func (v *Validator) Get(id uuid.UUID) *protocol.MemoryUser {
u, _ := v.users.Load(id)
if u != nil {
return u.(*protocol.MemoryUser)
}
return nil
}