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chore: code cleanup

This commit is contained in:
Andy Pan 2022-12-20 21:55:28 +08:00
parent 4e0cb8cd03
commit 858f91f48b
2 changed files with 36 additions and 36 deletions
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36
pool.go
View File

@ -59,8 +59,8 @@ type Pool struct {
// waiting is the number of goroutines already been blocked on pool.Submit(), protected by pool.lock
waiting int32
heartbeatDone int32
stopHeartbeat context.CancelFunc
purgeDone int32
stopPurge context.CancelFunc
ticktockDone int32
stopTicktock context.CancelFunc
@ -72,18 +72,18 @@ type Pool struct {
// purgeStaleWorkers clears stale workers periodically, it runs in an individual goroutine, as a scavenger.
func (p *Pool) purgeStaleWorkers(ctx context.Context) {
heartbeat := time.NewTicker(p.options.ExpiryDuration)
ticker := time.NewTicker(p.options.ExpiryDuration)
defer func() {
heartbeat.Stop()
atomic.StoreInt32(&p.heartbeatDone, 1)
ticker.Stop()
atomic.StoreInt32(&p.purgeDone, 1)
}()
for {
select {
case <-ctx.Done():
return
case <-heartbeat.C:
case <-ticker.C:
}
if p.IsClosed() {
@ -136,16 +136,16 @@ func (p *Pool) ticktock(ctx context.Context) {
}
}
func (p *Pool) startHeartbeat() {
func (p *Pool) goPurge() {
// Start a goroutine to clean up expired workers periodically.
var ctx context.Context
ctx, p.stopHeartbeat = context.WithCancel(context.Background())
ctx, p.stopPurge = context.WithCancel(context.Background())
if !p.options.DisablePurge {
go p.purgeStaleWorkers(ctx)
}
}
func (p *Pool) startTicktock() {
func (p *Pool) goTicktock() {
p.now.Store(time.Now())
var ctx context.Context
ctx, p.stopTicktock = context.WithCancel(context.Background())
@ -198,8 +198,8 @@ func NewPool(size int, options ...Option) (*Pool, error) {
p.cond = sync.NewCond(p.lock)
p.startHeartbeat()
p.startTicktock()
p.goPurge()
p.goTicktock()
return p, nil
}
@ -284,12 +284,12 @@ func (p *Pool) Release() {
// ReleaseTimeout is like Release but with a timeout, it waits all workers to exit before timing out.
func (p *Pool) ReleaseTimeout(timeout time.Duration) error {
if p.IsClosed() || p.stopHeartbeat == nil || p.stopTicktock == nil {
if p.IsClosed() || p.stopPurge == nil || p.stopTicktock == nil {
return ErrPoolClosed
}
p.stopHeartbeat()
p.stopHeartbeat = nil
p.stopPurge()
p.stopPurge = nil
p.stopTicktock()
p.stopTicktock = nil
p.Release()
@ -297,7 +297,7 @@ func (p *Pool) ReleaseTimeout(timeout time.Duration) error {
endTime := time.Now().Add(timeout)
for time.Now().Before(endTime) {
if p.Running() == 0 &&
(p.options.DisablePurge || atomic.LoadInt32(&p.heartbeatDone) == 1) &&
(p.options.DisablePurge || atomic.LoadInt32(&p.purgeDone) == 1) &&
atomic.LoadInt32(&p.ticktockDone) == 1 {
return nil
}
@ -309,10 +309,10 @@ func (p *Pool) ReleaseTimeout(timeout time.Duration) error {
// Reboot reboots a closed pool.
func (p *Pool) Reboot() {
if atomic.CompareAndSwapInt32(&p.state, CLOSED, OPENED) {
atomic.StoreInt32(&p.heartbeatDone, 0)
p.startHeartbeat()
atomic.StoreInt32(&p.purgeDone, 0)
p.goPurge()
atomic.StoreInt32(&p.ticktockDone, 0)
p.startTicktock()
p.goTicktock()
}
}

36
pool_func.go
View File

@ -61,8 +61,8 @@ type PoolWithFunc struct {
// waiting is the number of the goroutines already been blocked on pool.Invoke(), protected by pool.lock
waiting int32
heartbeatDone int32
stopHeartbeat context.CancelFunc
purgeDone int32
stopPurge context.CancelFunc
ticktockDone int32
stopTicktock context.CancelFunc
@ -74,10 +74,10 @@ type PoolWithFunc struct {
// purgeStaleWorkers clears stale workers periodically, it runs in an individual goroutine, as a scavenger.
func (p *PoolWithFunc) purgeStaleWorkers(ctx context.Context) {
heartbeat := time.NewTicker(p.options.ExpiryDuration)
ticker := time.NewTicker(p.options.ExpiryDuration)
defer func() {
heartbeat.Stop()
atomic.StoreInt32(&p.heartbeatDone, 1)
ticker.Stop()
atomic.StoreInt32(&p.purgeDone, 1)
}()
var expiredWorkers []*goWorkerWithFunc
@ -85,7 +85,7 @@ func (p *PoolWithFunc) purgeStaleWorkers(ctx context.Context) {
select {
case <-ctx.Done():
return
case <-heartbeat.C:
case <-ticker.C:
}
if p.IsClosed() {
@ -159,16 +159,16 @@ func (p *PoolWithFunc) ticktock(ctx context.Context) {
}
}
func (p *PoolWithFunc) startHeartbeat() {
func (p *PoolWithFunc) goPurge() {
// Start a goroutine to clean up expired workers periodically.
var ctx context.Context
ctx, p.stopHeartbeat = context.WithCancel(context.Background())
ctx, p.stopPurge = context.WithCancel(context.Background())
if !p.options.DisablePurge {
go p.purgeStaleWorkers(ctx)
}
}
func (p *PoolWithFunc) startTicktock() {
func (p *PoolWithFunc) goTicktock() {
p.now.Store(time.Now())
var ctx context.Context
ctx, p.stopTicktock = context.WithCancel(context.Background())
@ -223,8 +223,8 @@ func NewPoolWithFunc(size int, pf func(interface{}), options ...Option) (*PoolWi
}
p.cond = sync.NewCond(p.lock)
p.startHeartbeat()
p.startTicktock()
p.goPurge()
p.goTicktock()
return p, nil
}
@ -313,12 +313,12 @@ func (p *PoolWithFunc) Release() {
// ReleaseTimeout is like Release but with a timeout, it waits all workers to exit before timing out.
func (p *PoolWithFunc) ReleaseTimeout(timeout time.Duration) error {
if p.IsClosed() || p.stopHeartbeat == nil || p.stopTicktock == nil {
if p.IsClosed() || p.stopPurge == nil || p.stopTicktock == nil {
return ErrPoolClosed
}
p.stopHeartbeat()
p.stopHeartbeat = nil
p.stopPurge()
p.stopPurge = nil
p.stopTicktock()
p.stopTicktock = nil
p.Release()
@ -326,7 +326,7 @@ func (p *PoolWithFunc) ReleaseTimeout(timeout time.Duration) error {
endTime := time.Now().Add(timeout)
for time.Now().Before(endTime) {
if p.Running() == 0 &&
(p.options.DisablePurge || atomic.LoadInt32(&p.heartbeatDone) == 1) &&
(p.options.DisablePurge || atomic.LoadInt32(&p.purgeDone) == 1) &&
atomic.LoadInt32(&p.ticktockDone) == 1 {
return nil
}
@ -338,10 +338,10 @@ func (p *PoolWithFunc) ReleaseTimeout(timeout time.Duration) error {
// Reboot reboots a closed pool.
func (p *PoolWithFunc) Reboot() {
if atomic.CompareAndSwapInt32(&p.state, CLOSED, OPENED) {
atomic.StoreInt32(&p.heartbeatDone, 0)
p.startHeartbeat()
atomic.StoreInt32(&p.purgeDone, 0)
p.goPurge()
atomic.StoreInt32(&p.ticktockDone, 0)
p.startTicktock()
p.goTicktock()
}
}