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net/flowtrack: add Tuple.String method

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Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick 2021-01-11 20:17:43 -08:00
parent d6e9fb1df0
commit ad3fb6125d
1 changed files with 5 additions and 0 deletions
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5
net/flowtrack/flowtrack.go
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@ -12,6 +12,7 @@
import ( import (
"container/list" "container/list"
"fmt"
"inet.af/netaddr" "inet.af/netaddr"
) )
@ -22,6 +23,10 @@ type Tuple struct {
Dst netaddr.IPPort Dst netaddr.IPPort
} }
func (t Tuple) String() string {
return fmt.Sprintf("(%v => %v)", t.Src, t.Dst)
}
// Cache is an LRU cache keyed by Tuple. // Cache is an LRU cache keyed by Tuple.
// //
// The zero value is valid to use. // The zero value is valid to use.