func NewDeviceSessionLocker(sid string) Locker {
locker, err := redsync.NewMutex(fmt.Sprintf(RedisSessionDeviceLocker, sid), RedixAddrPool)
if err != nil {
panic(err)
}
return locker
}
func getRedlock(name string, addresses string, ttl int, tries int, delay int) *redsync.Mutex {
m, err := redsync.NewMutex(name, parseAddresses(addresses))
if err != nil {
fatal(err)
}
m.Delay = time.Duration(delay) * time.Second
m.Tries = tries
m.Expiry = time.Duration(ttl) * time.Second
return m
}
func TestMutex(t *testing.T) {
done := make(chan bool)
chErr := make(chan error)
for i := 0; i < 4; i++ {
go func() {
m, err := redsync.NewMutex("RedsyncMutex", addrs)
if err != nil {
chErr <- err
return
}
f := 0
for j := 0; j < 32; j++ {
err := m.Lock()
if err == redsync.ErrFailed {
f++
if f > 2 {
chErr <- err
return
}
continue
}
if err != nil {
chErr <- err
return
}
time.Sleep(1 * time.Millisecond)
m.Unlock()
time.Sleep(time.Duration(rand.Int31n(128)) * time.Millisecond)
}
done <- true
}()
}
for i := 0; i < 4; i++ {
select {
case <-done:
case err := <-chErr:
t.Fatal(err)
}
}
}
func ExampleMutex() {
m, err := redsync.NewMutex("FlyingSquirrels", []net.Addr{
&net.TCPAddr{Port: 63790},
&net.TCPAddr{Port: 63791},
&net.TCPAddr{Port: 63792},
&net.TCPAddr{Port: 63793},
})
if err != nil {
panic(err)
}
err = m.Lock()
if err != nil {
panic(err)
}
defer m.Unlock()
// Output:
}