From 8097c4ed1e92b4397655b3b0b4684ddbf3e9c18b Mon Sep 17 00:00:00 2001 From: Eugene Siegel Date: Thu, 25 Jul 2024 11:17:24 -0400 Subject: [PATCH] server.go+peer: enable v2 functionality in peer code This adds the v2 software flag to the list of services btcd supports and adds functionality to optionally use v2 transport if the peer supports it. --- go.mod | 11 ++++-- go.sum | 51 +++---------------------- peer/peer.go | 103 +++++++++++++++++++++++++++++++++++++++++++++------ server.go | 3 +- 4 files changed, 108 insertions(+), 60 deletions(-) diff --git a/go.mod b/go.mod index 1f445d9065..388ba69837 100644 --- a/go.mod +++ b/go.mod @@ -4,6 +4,7 @@ require ( github.com/btcsuite/btcd/btcec/v2 v2.3.4 github.com/btcsuite/btcd/btcutil v1.1.5 github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0 + github.com/btcsuite/btcd/v2transport v1.0.0 github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f github.com/btcsuite/go-socks v0.0.0-20170105172521-4720035b7bfd github.com/btcsuite/websocket v0.0.0-20150119174127-31079b680792 @@ -16,8 +17,8 @@ require ( github.com/jrick/logrotate v1.0.0 github.com/stretchr/testify v1.8.4 github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7 - golang.org/x/crypto v0.22.0 - golang.org/x/sys v0.19.0 + golang.org/x/crypto v0.25.0 + golang.org/x/sys v0.22.0 ) require ( @@ -31,6 +32,10 @@ require ( gopkg.in/yaml.v3 v3.0.1 // indirect ) +replace github.com/btcsuite/btcd/btcec/v2 => ./btcec + +replace github.com/btcsuite/btcd/v2transport => ./v2transport + // The retract statements below fixes an accidental push of the tags of a btcd // fork. retract ( @@ -63,4 +68,4 @@ retract ( v0.13.0-beta ) -go 1.17 +go 1.23 diff --git a/go.sum b/go.sum index bb666c89de..a5267985c1 100644 --- a/go.sum +++ b/go.sum @@ -3,15 +3,10 @@ github.com/aead/siphash v1.0.1/go.mod h1:Nywa3cDsYNNK3gaciGTWPwHt0wlpNV15vwmswBA github.com/btcsuite/btcd v0.20.1-beta/go.mod h1:wVuoA8VJLEcwgqHBwHmzLRazpKxTv13Px/pDuV7OomQ= github.com/btcsuite/btcd v0.22.0-beta.0.20220111032746-97732e52810c/go.mod h1:tjmYdS6MLJ5/s0Fj4DbLgSbDHbEqLJrtnHecBFkdz5M= github.com/btcsuite/btcd v0.23.5-0.20231215221805-96c9fd8078fd/go.mod h1:nm3Bko6zh6bWP60UxwoT5LzdGJsQJaPo6HjduXq9p6A= -github.com/btcsuite/btcd/btcec/v2 v2.1.0/go.mod h1:2VzYrv4Gm4apmbVVsSq5bqf1Ec8v56E48Vt0Y/umPgA= -github.com/btcsuite/btcd/btcec/v2 v2.1.3/go.mod h1:ctjw4H1kknNJmRN4iP1R7bTQ+v3GJkZBd6mui8ZsAZE= -github.com/btcsuite/btcd/btcec/v2 v2.3.4 h1:3EJjcN70HCu/mwqlUsGK8GcNVyLVxFDlWurTXGPFfiQ= -github.com/btcsuite/btcd/btcec/v2 v2.3.4/go.mod h1:zYzJ8etWJQIv1Ogk7OzpWjowwOdXY1W/17j2MW85J04= github.com/btcsuite/btcd/btcutil v1.0.0/go.mod h1:Uoxwv0pqYWhD//tfTiipkxNfdhG9UrLwaeswfjfdF0A= github.com/btcsuite/btcd/btcutil v1.1.0/go.mod h1:5OapHB7A2hBBWLm48mmw4MOHNJCcUBTwmWH/0Jn8VHE= github.com/btcsuite/btcd/btcutil v1.1.5 h1:+wER79R5670vs/ZusMTF1yTcRYE5GUsFbdjdisflzM8= github.com/btcsuite/btcd/btcutil v1.1.5/go.mod h1:PSZZ4UitpLBWzxGd5VGOrLnmOjtPP/a6HaFo12zMs00= -github.com/btcsuite/btcd/chaincfg/chainhash v1.0.0/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc= github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc= github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0 h1:59Kx4K6lzOW5w6nFlA0v5+lk/6sjybR934QNHSJZPTQ= github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc= @@ -88,33 +83,19 @@ github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcU github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo= github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7 h1:epCh84lMvA70Z7CTTCmYQn2CKbY8j86K7/FAIr141uY= github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7/go.mod h1:q4W45IWZaF22tdD+VEXcAWRA037jwmWEB5VWYORlTpc= -github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY= golang.org/x/crypto v0.0.0-20170930174604-9419663f5a44/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4= golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= -golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc= -golang.org/x/crypto v0.19.0/go.mod h1:Iy9bg/ha4yyC70EfRS8jz+B6ybOBKMaSxLj6P6oBDfU= -golang.org/x/crypto v0.22.0 h1:g1v0xeRhjcugydODzvb3mEM9SQ0HGp9s/nh3COQ/C30= -golang.org/x/crypto v0.22.0/go.mod h1:vr6Su+7cTlO45qkww3VDJlzDn0ctJvRgYbC2NvXHt+M= -golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4= -golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs= +golang.org/x/crypto v0.25.0 h1:ypSNr+bnYL2YhwoMt2zPxHFmbAN1KZs/njMG3hxUp30= +golang.org/x/crypto v0.25.0/go.mod h1:T+wALwcMOSE0kXgUAnPAHqTLW+XHgcELELW8VaDgm/M= golang.org/x/net v0.0.0-20180719180050-a680a1efc54d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= -golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A= golang.org/x/net v0.0.0-20200813134508-3edf25e44fcc/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA= -golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg= -golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c= -golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs= -golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg= -golang.org/x/net v0.21.0/go.mod h1:bIjVDfnllIU7BJ2DNgfnXvpSvtn8VRwhlsaeUTyUS44= golang.org/x/net v0.24.0 h1:1PcaxkF854Fu3+lvBIx5SYn9wRlBzzcnHZSiaFFAb0w= golang.org/x/net v0.24.0/go.mod h1:2Q7sJY5mzlzWjKtYUEXSlBWCdyaioyXzRB2RtU8KVE8= golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= -golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= -golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= -golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= @@ -124,34 +105,14 @@ golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7w golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20200519105757-fe76b779f299/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20200814200057-3d37ad5750ed/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= -golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= -golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= -golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= -golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= -golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= -golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= -golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= -golang.org/x/sys v0.19.0 h1:q5f1RH2jigJ1MoAWp2KTp3gm5zAGFUTarQZ5U386+4o= -golang.org/x/sys v0.19.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= -golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo= -golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8= -golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k= -golang.org/x/term v0.8.0/go.mod h1:xPskH00ivmX89bAKVGSKKtLOWNx2+17Eiy94tnKShWo= -golang.org/x/term v0.17.0/go.mod h1:lLRBjIVuehSbZlaOtGMbcMncT+aqLLLmKrsjNrUguwk= -golang.org/x/term v0.19.0/go.mod h1:2CuTdWZ7KHSQwUzKva0cbMg6q2DMI3Mmxp+gKJbskEk= +golang.org/x/sys v0.22.0 h1:RI27ohtqKCnwULzJLqkv897zojh5/DwS/ENaMzUOaWI= +golang.org/x/sys v0.22.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk= golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= -golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ= -golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8= -golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8= -golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ= -golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU= +golang.org/x/text v0.16.0 h1:a94ExnEXNtEwYLGJSIUxnWoxoRz/ZcCsV63ROupILh4= +golang.org/x/text v0.16.0/go.mod h1:GhwF1Be+LQoKShO3cGOHzqOgRrGaYc9AvblQOmPVHnI= golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= -golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= -golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc= -golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU= -golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE= golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= diff --git a/peer/peer.go b/peer/peer.go index 195fc0b4fe..d4833ba73d 100644 --- a/peer/peer.go +++ b/peer/peer.go @@ -21,6 +21,7 @@ import ( "github.com/btcsuite/btcd/blockchain" "github.com/btcsuite/btcd/chaincfg" "github.com/btcsuite/btcd/chaincfg/chainhash" + "github.com/btcsuite/btcd/v2transport" "github.com/btcsuite/btcd/wire" "github.com/btcsuite/go-socks/socks" "github.com/davecgh/go-spew/spew" @@ -289,6 +290,10 @@ type Config struct { // scenarios where the stall behavior isn't important to the system // under test. DisableStallHandler bool + + // UsingV2Conn is defined if and only if we accept and attempt to make + // v2 connections. + UsingV2Conn bool } // minUint32 is a helper function to return the minimum of two uint32s. @@ -463,6 +468,8 @@ type Peer struct { witnessEnabled bool sendAddrV2 bool + V2Transport *v2transport.Peer + wireEncoding wire.MessageEncoding knownInventory lru.Cache @@ -1067,8 +1074,32 @@ func (p *Peer) handlePongMsg(msg *wire.MsgPong) { // readMessage reads the next bitcoin message from the peer with logging. func (p *Peer) readMessage(encoding wire.MessageEncoding) (wire.Message, []byte, error) { - n, msg, buf, err := wire.ReadMessageWithEncodingN(p.conn, - p.ProtocolVersion(), p.cfg.ChainParams.Net, encoding) + var ( + n int + msg wire.Message + buf []byte + plaintext []byte + err error + ) + + if p.cfg.UsingV2Conn { + plaintext, err = p.V2Transport.V2ReceivePacket(nil) + if err != nil { + fmt.Printf("failed to read packet: %v\n", err) + return nil, nil, err + } + + msg, buf, err = wire.ReadV2MessageN( + plaintext, p.ProtocolVersion(), encoding, + ) + n = len(plaintext) + atomic.AddUint64(&p.bytesReceived, uint64(n)) + } else { + n, msg, buf, err = wire.ReadMessageWithEncodingN( + p.conn, p.ProtocolVersion(), p.cfg.ChainParams.Net, encoding, + ) + } + atomic.AddUint64(&p.bytesReceived, uint64(n)) if p.cfg.Listeners.OnRead != nil { p.cfg.Listeners.OnRead(p, n, msg, err) @@ -1105,6 +1136,25 @@ func (p *Peer) writeMessage(msg wire.Message, enc wire.MessageEncoding) error { return nil } + var ( + buf bytes.Buffer + n int + err error + ) + + if p.cfg.UsingV2Conn { + _, err = wire.WriteV2MessageN(&buf, msg, p.ProtocolVersion(), enc) + if err != nil { + return err + } + + _, n, err = p.V2Transport.V2EncPacket(buf.Bytes(), nil, false) + } else { + n, err = wire.WriteMessageWithEncodingN( + p.conn, msg, p.ProtocolVersion(), p.cfg.ChainParams.Net, enc, + ) + } + // Use closures to log expensive operations so they are only run when // the logging level requires it. log.Debugf("%v", newLogClosure(func() string { @@ -1120,18 +1170,9 @@ func (p *Peer) writeMessage(msg wire.Message, enc wire.MessageEncoding) error { return spew.Sdump(msg) })) log.Tracef("%v", newLogClosure(func() string { - var buf bytes.Buffer - _, err := wire.WriteMessageWithEncodingN(&buf, msg, p.ProtocolVersion(), - p.cfg.ChainParams.Net, enc) - if err != nil { - return err.Error() - } return spew.Sdump(buf.Bytes()) })) - // Write the message to the peer. - n, err := wire.WriteMessageWithEncodingN(p.conn, msg, - p.ProtocolVersion(), p.cfg.ChainParams.Net, enc) atomic.AddUint64(&p.bytesSent, uint64(n)) if p.cfg.Listeners.OnWrite != nil { p.cfg.Listeners.OnWrite(p, n, msg, err) @@ -2215,6 +2256,21 @@ func (p *Peer) waitToFinishNegotiation(pver uint32) error { // that btcd does not implement but bitcoind does. // 6. If remote peer sent sendaddrv2 above, wait until receipt of verack. func (p *Peer) negotiateInboundProtocol() error { + if p.cfg.UsingV2Conn { + // TODO: Change garbageLen to be random. + err := p.V2Transport.RespondV2Handshake(1, p.cfg.ChainParams.Net) + if err != v2transport.ErrUseV1Protocol { + // This is potentially a v2 connection. V1 connections can use the + // legacy negotiation code below immediately. + err = p.V2Transport.CompleteHandshake( + false, nil, p.cfg.ChainParams.Net, + ) + if err != nil { + return err + } + } + } + if err := p.readRemoteVersionMsg(); err != nil { return err } @@ -2253,6 +2309,19 @@ func (p *Peer) negotiateInboundProtocol() error { // in the inbound case. // 6. If sendaddrv2 was received, wait for receipt of verack. func (p *Peer) negotiateOutboundProtocol() error { + if p.cfg.UsingV2Conn { + // TODO: random value for garbage len? + if err := p.V2Transport.InitiateV2Handshake(1); err != nil { + return err + } + + if err := p.V2Transport.CompleteHandshake( + true, nil, p.cfg.ChainParams.Net, + ); err != nil { + return err + } + } + if err := p.writeLocalVersionMsg(); err != nil { return err } @@ -2327,6 +2396,10 @@ func (p *Peer) AssociateConnection(conn net.Conn) { p.conn = conn p.timeConnected = time.Now() + if p.cfg.UsingV2Conn { + p.V2Transport.UseReadWriter(conn) + } + if p.inbound { p.addr = p.conn.RemoteAddr().String() @@ -2401,6 +2474,14 @@ func newPeerBase(origCfg *Config, inbound bool) *Peer { services: cfg.Services, protocolVersion: cfg.ProtocolVersion, } + + if p.cfg.UsingV2Conn && p.Services()&wire.SFNodeP2PV2 == wire.SFNodeP2PV2 { + p.V2Transport = v2transport.NewPeer() + } else { + // TODO: Hack, change. + p.cfg.UsingV2Conn = false + } + return &p } diff --git a/server.go b/server.go index 66794e4bb7..41b2ac5144 100644 --- a/server.go +++ b/server.go @@ -45,7 +45,7 @@ const ( // defaultServices describes the default services that are supported by // the server. defaultServices = wire.SFNodeNetwork | wire.SFNodeNetworkLimited | - wire.SFNodeBloom | wire.SFNodeWitness | wire.SFNodeCF + wire.SFNodeBloom | wire.SFNodeWitness | wire.SFNodeCF | wire.SFNodeP2PV2 // defaultRequiredServices describes the default services that are // required to be supported by outbound peers. @@ -2164,6 +2164,7 @@ func newPeerConfig(sp *serverPeer) *peer.Config { ProtocolVersion: peer.MaxProtocolVersion, TrickleInterval: cfg.TrickleInterval, DisableStallHandler: cfg.DisableStallHandler, + UsingV2Conn: true, } }