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Merge pull request #187 from guoming0000/main
add redlock
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| package redlock | ||
|
|
||
| import ( | ||
| "github.com/go-redsync/redsync/v4" | ||
| "github.com/go-redsync/redsync/v4/redis/goredis/v9" | ||
| "github.com/redis/go-redis/v9" | ||
| ) | ||
|
|
||
| type Redlock struct { | ||
| redsync *redsync.Redsync | ||
| } | ||
|
|
||
| // New 简单封装，仅支持单个redlock | ||
| func New(c *redis.Client) *Redlock { | ||
| pool := goredis.NewPool(c) | ||
| rs := redsync.New(pool) | ||
| return &Redlock{ | ||
| redsync: rs, | ||
| } | ||
| } | ||
|
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||
| func (r *Redlock) NewMutex(name string, options ...redsync.Option) *redsync.Mutex { | ||
| return r.redsync.NewMutex(name, options...) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| package redlock | ||
|
|
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| import ( | ||
| "context" | ||
| "fmt" | ||
| "testing" | ||
| "time" | ||
|
|
||
| "github.com/go-redsync/redsync/v4" | ||
| "github.com/redis/go-redis/v9" | ||
| ) | ||
|
|
||
| const ( | ||
| EsLockKey = "redlock:es:%s" // redlock:es:{} | ||
| EsLockExpireTime = time.Second * 60 // 统一默认过期时间 | ||
| ) | ||
|
|
||
| func TestRedlock(t *testing.T) { | ||
| var c *redis.Client | ||
| lock := New(c) | ||
| key := fmt.Sprintf(EsLockKey, "id") | ||
| esLock := lock.NewMutex(key, redsync.WithExpiry(EsLockExpireTime)) | ||
|
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| // lock with Lock | ||
| err := esLock.Lock() | ||
| if err != nil { | ||
| t.Error(err) | ||
| } | ||
| // do sth | ||
| _, _ = esLock.Unlock() | ||
|
|
||
| // lock with LockContext | ||
| ctx := context.Background() | ||
| if err = esLock.LockContext(ctx); err != nil { | ||
| t.Error(err) | ||
| } | ||
| if _, err = esLock.UnlockContext(ctx); err != nil { | ||
| t.Error(err) | ||
| } | ||
| } |