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re-lock if the lock owner is not found

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This commit is contained in:
chrislu
2024-01-29 22:46:23 -08:00
parent 0b2e5ddc7c
commit ac50d8a822
4 changed files with 56 additions and 59 deletions
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71
weed/cluster/lock_client.go
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@@ -57,27 +57,7 @@ func (lc *LockClient) StartLock(key string, owner string) (lock *LiveLock) {
lc: lc,
}
go func() {
util.RetryUntil("create lock:"+key, func() error {
errorMessage, err := lock.doLock(lock_manager.MaxDuration)
if err != nil {
glog.V(0).Infof("create lock %s: %s", key, err)
time.Sleep(time.Second)
return err
}
if errorMessage != "" {
glog.V(4).Infof("create lock %s: %s", key, errorMessage)
time.Sleep(time.Second)
return fmt.Errorf("%v", errorMessage)
}
lock.isLocked = true
return nil
}, func(err error) (shouldContinue bool) {
if err != nil {
glog.Warningf("create lock %s: %s", key, err)
time.Sleep(time.Second)
}
return lock.renewToken == ""
})
lock.CreateLock(lock_manager.MaxDuration)
lc.keepLock(lock)
}()
return
@@ -98,24 +78,8 @@ func (lc *LockClient) doNewLock(key string, lockDuration time.Duration, owner st
lockDuration = lc.maxLockDuration
needRenewal = true
}
util.RetryUntil("create lock:"+key, func() error {
errorMessage, err := lock.doLock(lockDuration)
if err != nil {
time.Sleep(time.Second)
return err
}
if errorMessage != "" {
time.Sleep(time.Second)
return fmt.Errorf("%v", errorMessage)
}
lock.isLocked = true
return nil
}, func(err error) (shouldContinue bool) {
if err != nil {
glog.Warningf("create lock %s: %s", key, err)
}
return lock.renewToken == ""
})
lock.CreateLock(lockDuration)
if needRenewal {
go lc.keepLock(lock)
@@ -124,6 +88,31 @@ func (lc *LockClient) doNewLock(key string, lockDuration time.Duration, owner st
return
}
func (lock *LiveLock) CreateLock(lockDuration time.Duration) {
util.RetryUntil("create lock:"+lock.key, func() error {
return lock.DoLock(lockDuration)
}, func(err error) (shouldContinue bool) {
if err != nil {
glog.Warningf("create lock %s: %s", lock.key, err)
}
return lock.renewToken == ""
})
}
func (lock *LiveLock) DoLock(lockDuration time.Duration) error {
errorMessage, err := lock.doLock(lockDuration)
if err != nil {
time.Sleep(time.Second)
return err
}
if errorMessage != "" {
time.Sleep(time.Second)
return fmt.Errorf("%v", errorMessage)
}
lock.isLocked = true
return nil
}
func (lock *LiveLock) IsLocked() bool {
return lock!=nil && lock.isLocked
}
@@ -161,12 +150,14 @@ func (lc *LockClient) keepLock(lock *LiveLock) {
if err != nil {
lock.isLocked = false
time.Sleep(time.Second)
glog.V(0).Infof("keep lock %s: %v", lock.key, err)
return err
}
if errorMessage != "" {
lock.isLocked = false
time.Sleep(time.Second)
return fmt.Errorf("%v", errorMessage)
glog.V(4).Infof("keep lock message %s: %v", lock.key, errorMessage)
return fmt.Errorf("keep lock error: %v", errorMessage)
}
return nil
}, func(err error) (shouldContinue bool) {