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| author | Wei-Ning Huang <w@dexon.org> | 2019-01-18 22:22:07 +0800 |
|---|---|---|
| committer | Wei-Ning Huang <w@byzantine-lab.io> | 2019-06-12 17:27:21 +0800 |
| commit | ef717fb072e85cabf6cef99206078d3fa2decd10 (patch) | |
| tree | cc2a1b269ebfe4768afc6c21798ef2095a3f2033 /p2p/peer.go | |
| parent | c2c6f9629f7ff386b9599cf3fce73de0a3c234a6 (diff) | |
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p2p: report latency and relative latency to datadog (#162)
Diffstat (limited to 'p2p/peer.go')
| -rw-r--r-- | p2p/peer.go | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/p2p/peer.go b/p2p/peer.go index 3d6ce9dcd..9183082a1 100644 --- a/p2p/peer.go +++ b/p2p/peer.go @@ -260,7 +260,7 @@ func (p *Peer) pingLoop() { for { select { case <-ping.C: - if err := SendItems(p.rw, pingMsg); err != nil { + if err := SendItems(p.rw, pingMsg, uint64(time.Now().UnixNano())); err != nil { p.protoErr <- err return } @@ -290,8 +290,14 @@ func (p *Peer) readLoop(errc chan<- error) { func (p *Peer) handle(msg Msg) error { switch { case msg.Code == pingMsg: - msg.Discard() - go SendItems(p.rw, pongMsg) + var pingTime [1]uint64 + rlp.Decode(msg.Payload, &pingTime) + peerRelativeLatency.Update((time.Now().UnixNano() - int64(pingTime[0])) / 1000) + go SendItems(p.rw, pongMsg, pingTime[0]) + case msg.Code == pongMsg: + var pingTime [1]uint64 + rlp.Decode(msg.Payload, &pingTime) + peerLatency.Update((time.Now().UnixNano() - int64(pingTime[0])) / 2 / 1000) case msg.Code == discMsg: var reason [1]DiscReason // This is the last message. We don't need to discard or |