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wgengine/magicsock: add more DERP home clientmetrics

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Updates tailscale/corp#18095

Signed-off-by: Andrew Dunham <andrew@du.nham.ca>
Change-Id: I423adca2de0730092394bb5fd5796cd35557d352
This commit is contained in:
Andrew Dunham
2024-06-25 22:28:37 -04:00
parent a6b13e6972
commit 8487fd2ec2
2 changed files with 14 additions and 0 deletions
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wgengine/magicsock/magicsock.go
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@@ -3028,6 +3028,17 @@ var (
// changed from non-zero to a different non-zero.
metricDERPHomeChange = clientmetric.NewCounter("derp_home_change")
// metricDERPHomeNoChangeNoControl is how many times our DERP home
// region did not change because we didn't have an active connection to
// the control server.
metricDERPHomeNoChangeNoControl = clientmetric.NewCounter("derp_home_no_change_no_control")
// metricDERPHomeFallback is how many times we picked a DERP fallback.
metricDERPHomeFallback = clientmetric.NewCounter("derp_home_fallback")
// metricDERPStaleCleaned is how many times we closed a stale DERP connection.
metricDERPStaleCleaned = clientmetric.NewCounter("derp_stale_cleaned")
// Disco packets received bpf read path
//lint:ignore U1000 used on Linux only
metricRecvDiscoPacketIPv4 = clientmetric.NewCounter("magicsock_disco_recv_bpf_ipv4")