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screencast atomic expired.

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This commit is contained in:
Miroslav Šedivý 2021-01-23 16:29:47 +01:00
parent 1ffbe337d4
commit 79d67c4a09
1 changed files with 5 additions and 6 deletions
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11
internal/capture/screencast.go
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@ -4,6 +4,7 @@ import (
"fmt"
"time"
"sync"
"sync/atomic"
"github.com/rs/zerolog"
"github.com/rs/zerolog/log"
@ -22,8 +23,7 @@ type ScreencastManagerCtx struct {
started bool
shutdown chan bool
refresh chan bool
expires time.Time
timeout time.Duration
expired int32
sample chan types.Sample
image types.Sample
}
@ -36,7 +36,6 @@ func screencastNew(config *config.Capture) *ScreencastManagerCtx {
started: false,
shutdown: make(chan bool),
refresh: make(chan bool),
timeout: 10 * time.Second,
}
if !manager.enabled {
@ -44,7 +43,7 @@ func screencastNew(config *config.Capture) *ScreencastManagerCtx {
}
go func() {
ticker := time.NewTicker(1 * time.Second)
ticker := time.NewTicker(5 * time.Second)
manager.logger.Debug().Msg("subroutine started")
for {
@ -58,7 +57,7 @@ func screencastNew(config *config.Capture) *ScreencastManagerCtx {
case sample := <-manager.sample:
manager.image = sample
case <-ticker.C:
if manager.started && time.Now().After(manager.expires) {
if manager.started && !atomic.CompareAndSwapInt32(&manager.expired, 0, 1) {
manager.stop()
}
}
@ -77,7 +76,7 @@ func (manager *ScreencastManagerCtx) Started() bool {
}
func (manager *ScreencastManagerCtx) Image() ([]byte, error) {
manager.expires = time.Now().Add(manager.timeout)
atomic.StoreInt32(&manager.expired, 0)
if !manager.started {
err := manager.start()