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net/packet, wgengine/filter: support SCTP

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Add proto to flowtrack.Tuple.

Add types/ipproto leaf package to break a cycle.

Server-side ACL work remains.

Updates #1516

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2021-03-19 21:05:51 -07:00
committed by Brad Fitzpatrick
parent 90a6fb7ffe
commit 01b90df2fa
17 changed files with 154 additions and 62 deletions
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10
net/flowtrack/flowtrack.go
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@@ -15,16 +15,18 @@ import (
"fmt"
"inet.af/netaddr"
"tailscale.com/types/ipproto"
)
// Tuple is a 4-tuple of source and destination IP and port.
// Tuple is a 5-tuple of proto, source and destination IP and port.
type Tuple struct {
Src netaddr.IPPort
Dst netaddr.IPPort
Proto ipproto.Proto
Src netaddr.IPPort
Dst netaddr.IPPort
}
func (t Tuple) String() string {
return fmt.Sprintf("(%v => %v)", t.Src, t.Dst)
return fmt.Sprintf("(%v %v => %v)", t.Proto, t.Src, t.Dst)
}
// Cache is an LRU cache keyed by Tuple.