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Merge pull request #117 from Arceliar/panicfix
closed channel send bugfix
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commit
ad1ba2c8ca
@ -166,17 +166,24 @@ func (ps *peers) sendSwitchMsgs() {
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if p.port == 0 {
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continue
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}
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select {
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case p.doSend <- struct{}{}:
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default:
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}
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p.doSendSwitchMsgs()
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}
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}
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// If called, sends a notification to the peer's linkLoop to trigger a switchMsg send.
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// Mainly called by sendSwitchMsgs or during linkLoop startup.
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func (p *peer) doSendSwitchMsgs() {
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defer func() { recover() }() // In case there's a race with close(p.doSend)
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select {
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case p.doSend <- struct{}{}:
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default:
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}
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}
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// This must be launched in a separate goroutine by whatever sets up the peer struct.
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// It handles link protocol traffic.
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func (p *peer) linkLoop() {
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go func() { p.doSend <- struct{}{} }()
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go p.doSendSwitchMsgs()
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tick := time.NewTicker(time.Second)
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defer tick.Stop()
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for {
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