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ethstats: stop report ticker in each loop cycle #21070 (#21071)

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Co-authored-by: Hao Duan <duan.hao@hyperchain.cn>
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Hao Duan 2020-05-13 17:06:19 +08:00 committed by GitHub
parent d02301f758
commit a188a1e150
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 13 additions and 10 deletions
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11
ethstats/ethstats.go
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@ -154,7 +154,7 @@ func (s *Service) loop() {
txSub := txpool.SubscribeNewTxsEvent(txEventCh)
defer txSub.Unsubscribe()
// Start a goroutine that exhausts the subsciptions to avoid events piling up
// Start a goroutine that exhausts the subscriptions to avoid events piling up
var (
quitCh = make(chan struct{})
headCh = make(chan *types.Block, 1)
@ -194,8 +194,7 @@ func (s *Service) loop() {
}
close(quitCh)
}()
// Loop reporting until termination
for {
// Resolve the URL, defaulting to TLS, but falling back to none too
path := fmt.Sprintf("%s/api", s.host)
urls := []string{path}
@ -204,6 +203,8 @@ func (s *Service) loop() {
if !strings.Contains(path, "://") {
urls = []string{"wss://" + path, "ws://" + path}
}
// Loop reporting until termination
for {
// Establish a websocket connection to the server on any supported URL
var (
conn *websocket.Conn
@ -240,11 +241,12 @@ func (s *Service) loop() {
}
// Keep sending status updates until the connection breaks
fullReport := time.NewTicker(15 * time.Second)
defer fullReport.Stop()
for err == nil {
select {
case <-quitCh:
fullReport.Stop()
// Make sure the connection is closed
conn.Close()
return
@ -269,6 +271,7 @@ func (s *Service) loop() {
}
}
}
fullReport.Stop()
// Make sure the connection is closed
conn.Close()
}