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more work on backpressure, but still needs more testing
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4b83efa218
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@ -588,17 +588,31 @@ func (t *switchTable) handleIn(packet []byte, idle map[switchPort]struct{}) bool
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ports[0].sendPacket(packet)
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ports[0].sendPacket(packet)
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return true
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return true
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}
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}
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table := t.getTable()
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myDist := table.self.dist(coords)
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var best *peer
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bestDist := myDist
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for port := range idle {
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for port := range idle {
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if to := ports[port]; to != nil {
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if to := ports[port]; to != nil {
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if t.portIsCloser(coords, port) {
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if info, isIn := table.elems[to.port]; isIn {
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delete(idle, port)
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dist := info.locator.dist(coords)
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to.sendPacket(packet)
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if !(dist < bestDist) {
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return true
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continue
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}
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best = to
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bestDist = dist
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}
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}
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}
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}
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}
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}
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// Didn't find anyone idle to send it to
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if best != nil {
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return false
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// Send to the best idle next hop
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delete(idle, best.port)
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best.sendPacket(packet)
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return true
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} else {
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// Didn't find anyone idle to send it to
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return false
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}
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}
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}
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// Handles incoming idle notifications
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// Handles incoming idle notifications
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