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peer.go
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/
peer.go
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package httpTracker
import (
"fmt"
"net"
"net/netip"
"github.com/anacrolix/dht/v2/krpc"
)
// TODO: Use netip.Addr and Option[[20]byte].
type Peer struct {
IP net.IP `bencode:"ip"`
Port int `bencode:"port"`
ID []byte `bencode:"peer id"`
}
func (p Peer) ToNetipAddrPort() (addrPort netip.AddrPort, ok bool) {
addr, ok := netip.AddrFromSlice(p.IP)
addrPort = netip.AddrPortFrom(addr, uint16(p.Port))
return
}
func (p Peer) String() string {
loc := net.JoinHostPort(p.IP.String(), fmt.Sprintf("%d", p.Port))
if len(p.ID) != 0 {
return fmt.Sprintf("%x at %s", p.ID, loc)
} else {
return loc
}
}
// Set from the non-compact form in BEP 3.
func (p *Peer) FromDictInterface(d map[string]interface{}) {
p.IP = net.ParseIP(d["ip"].(string))
if _, ok := d["peer id"]; ok {
p.ID = []byte(d["peer id"].(string))
}
p.Port = int(d["port"].(int64))
}
func (p Peer) FromNodeAddr(na krpc.NodeAddr) Peer {
p.IP = na.IP
p.Port = na.Port
return p
}