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change to NewMsgVersion

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Runchao Han 2019-05-31 14:01:09 +10:00 committed by GitHub
parent 26829e0eec
commit 804c2062a4
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1 changed files with 4 additions and 6 deletions
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10
crawler.go
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@ -57,12 +57,10 @@ func crawlIP(s *dnsseeder, r *result) ([]*wire.NetAddress, *crawlError) {
// set a deadline for all comms to be done by. After this all i/o will error // set a deadline for all comms to be done by. After this all i/o will error
conn.SetDeadline(time.Now().Add(time.Second * maxTo)) conn.SetDeadline(time.Now().Add(time.Second * maxTo))
// First command to remote end needs to be a version command meAddr, youAddr := conn.LocalAddr(), conn.RemoteAddr()
// last parameter is lastblock me := wire.NewNetAddress(meAddr.(*net.TCPAddr), wire.SFNodeNetwork)
msgver, err := wire.NewMsgVersionFromConn(conn, nounce, 0) you := wire.NewNetAddress(youAddr.(*net.TCPAddr), wire.SFNodeNetwork)
if err != nil { msgver := wire.NewMsgVersion(me, you, nounce, 0)
return nil, &crawlError{"Create NewMsgVersionFromConn", err}
}
err = wire.WriteMessage(conn, msgver, s.pver, s.id) err = wire.WriteMessage(conn, msgver, s.pver, s.id)
if err != nil { if err != nil {