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c21a3c4733
The netlog.Message type is useful to depend on from other packages,
but doing so would transitively cause gvisor and other large packages
to be linked in.
Avoid this problem by moving all network logging types to a single package.
We also update staticcheck to take in:
003d277bcf
Signed-off-by: Joe Tsai <joetsai@digital-static.net>
59 lines
1.7 KiB
Go
59 lines
1.7 KiB
Go
// Copyright (c) 2022 Tailscale Inc & AUTHORS All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Package netlogtype defines types for network logging.
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package netlogtype
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import (
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"net/netip"
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"time"
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"tailscale.com/types/ipproto"
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)
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// Message is the log message that captures network traffic.
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type Message struct {
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Start time.Time `json:"start"` // inclusive
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End time.Time `json:"end"` // inclusive
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VirtualTraffic []ConnectionCounts `json:"virtualTraffic,omitempty"`
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SubnetTraffic []ConnectionCounts `json:"subnetTraffic,omitempty"`
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ExitTraffic []ConnectionCounts `json:"exitTraffic,omitempty"`
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PhysicalTraffic []ConnectionCounts `json:"physicalTraffic,omitempty"`
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}
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// ConnectionCounts is a flattened struct of both a connection and counts.
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type ConnectionCounts struct {
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Connection
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Counts
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}
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// Connection is a 5-tuple of proto, source and destination IP and port.
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type Connection struct {
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Proto ipproto.Proto `json:"proto,omitzero,omitempty"`
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Src netip.AddrPort `json:"src,omitzero"`
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Dst netip.AddrPort `json:"dst,omitzero"`
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}
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func (c Connection) IsZero() bool { return c == Connection{} }
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// Counts are statistics about a particular connection.
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type Counts struct {
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TxPackets uint64 `json:"txPkts,omitzero,omitempty"`
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TxBytes uint64 `json:"txBytes,omitzero,omitempty"`
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RxPackets uint64 `json:"rxPkts,omitzero,omitempty"`
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RxBytes uint64 `json:"rxBytes,omitzero,omitempty"`
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}
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func (c Counts) IsZero() bool { return c == Counts{} }
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// Add adds the counts from both c1 and c2.
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func (c1 Counts) Add(c2 Counts) Counts {
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c1.TxPackets += c2.TxPackets
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c1.TxBytes += c2.TxBytes
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c1.RxPackets += c2.RxPackets
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c1.RxBytes += c2.RxBytes
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return c1
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}
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