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@ -38,6 +38,10 @@ type Server struct {
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// second to cap per-client reads at.
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BytesPerSecond int
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// WriteTimeout, if non-zero, specifies how long to wait
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// before failing when writing to a client.
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WriteTimeout time.Duration
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privateKey key.Private
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publicKey key.Public
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logf logger.Logf
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@ -306,6 +310,9 @@ func (c *sclient) handleFrameSendPacket(ctx context.Context, ft frameType, fl ui
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}
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dst.mu.Lock()
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if s.WriteTimeout != 0 {
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dst.nc.SetWriteDeadline(time.Now().Add(s.WriteTimeout))
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}
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err = s.sendPacket(dst.bw, &dst.info, c.key, contents)
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dst.mu.Unlock()
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@ -527,6 +534,9 @@ func (c *sclient) keepAliveLoop(ctx context.Context) error {
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c.keepAliveTimer.Reset(keepAlive + jitter)
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case <-c.keepAliveTimer.C:
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c.mu.Lock()
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if c.s.WriteTimeout != 0 {
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c.nc.SetWriteDeadline(time.Now().Add(c.s.WriteTimeout))
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}
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err := writeFrame(c.bw, frameKeepAlive, nil)
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if err == nil {
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err = c.bw.Flush()
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