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systemuid_manager.go
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/
systemuid_manager.go
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package server
import (
"sync"
"go.uber.org/atomic"
)
// SystemUIDManager System uid management
type SystemUIDManager struct {
datasource IDatasource
s *Server
systemUIDs sync.Map
loaded atomic.Bool
}
// NewSystemUIDManager NewSystemUIDManager
func NewSystemUIDManager(s *Server) *SystemUIDManager {
return &SystemUIDManager{
s: s,
datasource: NewDatasource(s),
systemUIDs: sync.Map{},
}
}
// LoadIfNeed LoadIfNeed
func (s *SystemUIDManager) LoadIfNeed() error {
if s.loaded.Load() {
return nil
}
if !s.s.opts.HasDatasource() {
return nil
}
var err error
systemUIDs, err := s.datasource.GetSystemUIDs()
if err != nil {
return err
}
s.loaded.Store(true)
if len(systemUIDs) > 0 {
for _, systemUID := range systemUIDs {
s.systemUIDs.Store(systemUID, true)
}
}
return nil
}
// SystemUID Is it a system account?
func (s *SystemUIDManager) SystemUID(uid string) bool {
_, ok := s.systemUIDs.Load(uid)
return ok
}
// AddSystemUID AddSystemUID
func (s *SystemUIDManager) AddSystemUIDs(uids []string) error {
if len(uids) == 0 {
return nil
}
err := s.s.store.AddSystemUIDs(uids)
if err != nil {
return err
}
for _, uid := range uids {
s.systemUIDs.Store(uid, true)
}
return nil
}
// RemoveSystemUID RemoveSystemUID
func (s *SystemUIDManager) RemoveSystemUIDs(uids []string) error {
if len(uids) == 0 {
return nil
}
err := s.s.store.RemoveSystemUIDs(uids)
if err != nil {
return err
}
for _, uid := range uids {
s.systemUIDs.Delete(uid)
}
return nil
}