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wgengine: instrument with usermetrics

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Updates tailscale/corp#22075

Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>
This commit is contained in:
Kristoffer Dalby
2024-09-25 17:20:56 +02:00
parent 0e0e53d3b3
commit 5bee939fde
5 changed files with 363 additions and 19 deletions
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4
wgengine/magicsock/derp.go
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@@ -690,7 +690,9 @@ func (c *connBind) receiveDERP(buffs [][]byte, sizes []int, eps []conn.Endpoint)
// No data read occurred. Wait for another packet.
continue
}
metricRecvDataDERP.Add(1)
metricRecvDataPacketsDERP.Add(1)
c.metrics.inboundPacketsTotal.Add(pathLabel{Path: PathDERP}, 1)
c.metrics.inboundBytesTotal.Add(pathLabel{Path: PathDERP}, int64(n))
sizes[0] = n
eps[0] = ep
return 1, nil