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feat(metrics): NEWT_METRICS_INCLUDE_TUNNEL_ID toggle; conditionally drop tunnel_id across bytes/sessions/proxy/reconnect; docs and smoke test updated; examples/prometheus.yml with relabels; docker-compose defaults avoid double-scrape

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This commit is contained in:
Marc Schäfer
2025-10-08 00:53:40 +02:00
parent f28d90595b
commit b20f7a02b2
7 changed files with 93 additions and 44 deletions
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27
proxy/manager.go
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@@ -117,26 +117,29 @@ func (pm *ProxyManager) SetTunnelID(id string) {
e := pm.tunnels[id]
// include site labels if available
site := telemetry.SiteLabelKVs()
e.attrInTCP = attribute.NewSet(append(site,
attribute.String("tunnel_id", id),
build := func(base []attribute.KeyValue) attribute.Set {
if telemetry.ShouldIncludeTunnelID() {
base = append([]attribute.KeyValue{attribute.String("tunnel_id", id)}, base...)
}
base = append(site, base...)
return attribute.NewSet(base...)
}
e.attrInTCP = build([]attribute.KeyValue{
attribute.String("direction", "ingress"),
attribute.String("protocol", "tcp"),
)...)
e.attrOutTCP = attribute.NewSet(append(site,
attribute.String("tunnel_id", id),
})
e.attrOutTCP = build([]attribute.KeyValue{
attribute.String("direction", "egress"),
attribute.String("protocol", "tcp"),
)...)
e.attrInUDP = attribute.NewSet(append(site,
attribute.String("tunnel_id", id),
})
e.attrInUDP = build([]attribute.KeyValue{
attribute.String("direction", "ingress"),
attribute.String("protocol", "udp"),
)...)
e.attrOutUDP = attribute.NewSet(append(site,
attribute.String("tunnel_id", id),
})
e.attrOutUDP = build([]attribute.KeyValue{
attribute.String("direction", "egress"),
attribute.String("protocol", "udp"),
)...)
})
}
// ClearTunnelID clears cached attribute sets for the current tunnel.