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Channels fix (#5) 

- Fix bug when destination invokes payment (wrong pubkeys in OP_RETURN - validation would fail)
- Added channelslist RPC
- Changed channelsinfo data to JSON format
metaverse
Mihailo Milenkovic 6 years ago
committed by GitHub
parent
2a9543eef3
commit
56430117fe
No known key found for this signature in database GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 131 additions and 86 deletions
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  1. 2
      src/cc/CCchannels.h
  2. 204
      src/cc/channels.cpp
  3. 1
      src/rpc/server.cpp
  4. 1
      src/rpc/server.h
  5. 9
      src/wallet/rpcwallet.cpp

2
src/cc/CCchannels.h
View File

@ -25,7 +25,7 @@ std::string ChannelOpen(uint64_t txfee,CPubKey destpub,int32_t numpayments,int64
std::string ChannelPayment(uint64_t txfee,uint256 opentxid,int64_t amount, uint256 secret);
std::string ChannelClose(uint64_t txfee,uint256 opentxid);
std::string ChannelRefund(uint64_t txfee,uint256 opentxid,uint256 closetxid);
UniValue ChannelsList();
// CCcustom
UniValue ChannelsInfo(uint256 opentxid);

204
src/cc/channels.cpp
View File

@ -75,11 +75,11 @@ int64_t IsChannelsvout(struct CCcontract_info *cp,const CTransaction& tx,CPubKey
return(0);
}
int64_t IsChannelsMarkervout(struct CCcontract_info *cp,const CTransaction& tx,CPubKey srcpub,int32_t v)
int64_t IsChannelsMarkervout(struct CCcontract_info *cp,const CTransaction& tx,CPubKey pubkey,int32_t v)
{
char destaddr[65],ccaddr[65];
GetCCaddress(cp,ccaddr,srcpub);
GetCCaddress(cp,ccaddr,pubkey);
if ( tx.vout[v].scriptPubKey.IsPayToCryptoCondition() != 0 )
{
if ( Getscriptaddress(destaddr,tx.vout[v].scriptPubKey) > 0 && strcmp(destaddr,ccaddr) == 0 )
@ -207,11 +207,11 @@ bool ChannelsValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &
return eval->Invalid("vin.1 is CC for channelPayment!");
else if ( IsCCInput(tx.vin[2].scriptSig) == 0 )
return eval->Invalid("vin.2 is CC for channelPayment!");
else if ( tx.vout[0].scriptPubKey.IsPayToCryptoCondition() == 0 )
else if ( IsChannelsvout(cp,tx,srcpub,destpub,0)==0 )
return eval->Invalid("vout.0 is CC for channelPayment!");
else if ( tx.vout[1].scriptPubKey.IsPayToCryptoCondition() == 0 )
else if ( IsChannelsMarkervout(cp,tx,srcpub,1)==0 )
return eval->Invalid("vout.1 is CC for channelPayment (marker to srcPub)!");
else if ( tx.vout[2].scriptPubKey.IsPayToCryptoCondition() == 0 )
else if ( IsChannelsMarkervout(cp,tx,destpub,2)==0 )
return eval->Invalid("vout.2 is CC for channelPayment (marker to dstPub)!");
else if ( tx.vout[3].scriptPubKey.IsPayToCryptoCondition() != 0 )
return eval->Invalid("vout.3 is normal for channelPayment!");
@ -269,11 +269,11 @@ bool ChannelsValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &
return eval->Invalid("vin.1 is CC for channelClose!");
else if ( IsCCInput(tx.vin[2].scriptSig) == 0 )
return eval->Invalid("vin.2 is CC for channelClose!");
else if ( tx.vout[0].scriptPubKey.IsPayToCryptoCondition() == 0 )
else if ( IsChannelsvout(cp,tx,srcpub,destpub,0)==0 )
return eval->Invalid("vout.0 is CC for channelClose!");
else if ( tx.vout[1].scriptPubKey.IsPayToCryptoCondition() == 0 )
else if ( IsChannelsMarkervout(cp,tx,srcpub,1)==0 )
return eval->Invalid("vout.1 is CC for channelClose (marker to srcPub)!");
else if ( tx.vout[2].scriptPubKey.IsPayToCryptoCondition() == 0 )
else if ( IsChannelsMarkervout(cp,tx,destpub,2)==0 )
return eval->Invalid("vout.2 is CC for channelClose (marker to dstPub)!");
else if ( param1 > CHANNELS_MAXPAYMENTS)
return eval->Invalid("too many payment increments!");
@ -314,9 +314,9 @@ bool ChannelsValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &
return eval->Invalid("vin.1 is CC for channelRefund!");
else if ( IsCCInput(tx.vin[2].scriptSig) == 0 )
return eval->Invalid("vin.2 is CC for channelRefund!");
else if ( tx.vout[0].scriptPubKey.IsPayToCryptoCondition() == 0 )
else if ( IsChannelsMarkervout(cp,tx,srcpub,0)==0 )
return eval->Invalid("vout.0 is CC for channelRefund (marker to srcPub)!");
else if ( tx.vout[1].scriptPubKey.IsPayToCryptoCondition() == 0 )
else if ( IsChannelsMarkervout(cp,tx,destpub,1)==0 )
return eval->Invalid("vout.1 is CC for channelRefund (marker to dstPub)!");
else if ( tx.vout[2].scriptPubKey.IsPayToCryptoCondition() != 0 )
return eval->Invalid("vout.2 is normal for channelRefund!");
@ -366,12 +366,12 @@ bool ChannelsValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &
// helper functions for rpc calls in rpcwallet.cpp
int64_t AddChannelsInputs(struct CCcontract_info *cp,CMutableTransaction &mtx, CTransaction openTx, uint256 &prevtxid)
int64_t AddChannelsInputs(struct CCcontract_info *cp,CMutableTransaction &mtx, CTransaction openTx, uint256 &prevtxid, CPubKey mypk)
{
char coinaddr[65]; int64_t param2,totalinputs = 0,numvouts; uint256 txid=zeroid,tmp_txid,hashBlock,param3; CTransaction tx; int32_t param1;
char coinaddr[65]; int64_t param2,totalinputs = 0,numvouts; uint256 txid=zeroid,tmp_txid,hashBlock,param3; CTransaction tx; int32_t marker,param1;
std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> > unspentOutputs;
CPubKey srcpub,destpub;
uint8_t myprivkey[32];
uint8_t myprivkey[32];
if ((numvouts=openTx.vout.size()) > 0 && DecodeChannelsOpRet(openTx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3)=='O')
{
@ -383,14 +383,15 @@ int64_t AddChannelsInputs(struct CCcontract_info *cp,CMutableTransaction &mtx, C
fprintf(stderr,"invalid channel open txid\n");
return 0;
}
if (srcpub==mypk) marker=1;
else marker=2;
for (std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> >::const_iterator it=unspentOutputs.begin(); it!=unspentOutputs.end(); it++)
{
if ( (int32_t)it->first.index==0 && GetTransaction(it->first.txhash,tx,hashBlock,false) != 0 && (numvouts=tx.vout.size()) > 0)
{
if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3)!=0 &&
(tmp_txid==openTx.GetHash() || tx.GetHash()==openTx.GetHash()) &&
(totalinputs=IsChannelsvout(cp,tx,srcpub,destpub,0)+IsChannelsMarkervout(cp,tx,srcpub,1))>0)
(totalinputs=IsChannelsvout(cp,tx,srcpub,destpub,0)+IsChannelsMarkervout(cp,tx,srcpub,marker))>0)
{
txid = it->first.txhash;
break;
@ -419,7 +420,7 @@ int64_t AddChannelsInputs(struct CCcontract_info *cp,CMutableTransaction &mtx, C
{
prevtxid=txid;
mtx.vin.push_back(CTxIn(txid,0,CScript()));
mtx.vin.push_back(CTxIn(txid,1,CScript()));
mtx.vin.push_back(CTxIn(txid,marker,CScript()));
Myprivkey(myprivkey);
CCaddr2set(cp,EVAL_CHANNELS,srcpub,myprivkey,coinaddr);
CCaddr3set(cp,EVAL_CHANNELS,destpub,myprivkey,coinaddr);
@ -483,7 +484,7 @@ std::string ChannelPayment(uint64_t txfee,uint256 opentxid,int64_t amount, uint2
}
if (AddNormalinputs(mtx,mypk,2*txfee,3) > 0)
{
if ((funds=AddChannelsInputs(cp,mtx,channelOpenTx,prevtxid)) !=0 && (change=funds-amount-txfee)>=0)
if ((funds=AddChannelsInputs(cp,mtx,channelOpenTx,prevtxid,mypk)) !=0 && (change=funds-amount-txfee)>=0)
{
if ((numvouts=channelOpenTx.vout.size()) > 0 && DecodeChannelsOpRet(channelOpenTx.vout[numvouts-1].scriptPubKey, txid, srcpub, destpub, totalnumpayments, payment, hashchain)=='O')
{
@ -553,11 +554,11 @@ std::string ChannelPayment(uint64_t txfee,uint256 opentxid,int64_t amount, uint2
fprintf(stderr, "invalid channel open tx\n");
return ("");
}
mtx.vout.push_back(MakeCC1of2vout(EVAL_CHANNELS, change, mypk, destpub));
mtx.vout.push_back(MakeCC1vout(EVAL_CHANNELS,txfee,mypk));
mtx.vout.push_back(MakeCC1of2vout(EVAL_CHANNELS, change, srcpub, destpub));
mtx.vout.push_back(MakeCC1vout(EVAL_CHANNELS,txfee,srcpub));
mtx.vout.push_back(MakeCC1vout(EVAL_CHANNELS,txfee,destpub));
mtx.vout.push_back(CTxOut(amount, CScript() << ParseHex(HexStr(destpub)) << OP_CHECKSIG));
return (FinalizeCCTx(0, cp, mtx, mypk, txfee, EncodeChannelsOpRet('P', opentxid, mypk, destpub, prevdepth-numpayments, numpayments, secret)));
return (FinalizeCCTx(0, cp, mtx, mypk, txfee, EncodeChannelsOpRet('P', opentxid, srcpub, destpub, prevdepth-numpayments, numpayments, secret)));
}
else
{
@ -600,12 +601,12 @@ std::string ChannelClose(uint64_t txfee,uint256 opentxid)
}
if ( AddNormalinputs(mtx,mypk,2*txfee,3) > 0 )
{
if ((funds=AddChannelsInputs(cp,mtx,channelOpenTx,prevtxid)) !=0 && funds-txfee>0)
if ((funds=AddChannelsInputs(cp,mtx,channelOpenTx,prevtxid,mypk)) !=0 && funds-txfee>0)
{
mtx.vout.push_back(MakeCC1of2vout(EVAL_CHANNELS, funds-txfee, mypk, destpub));
mtx.vout.push_back(MakeCC1vout(EVAL_CHANNELS,txfee,mypk));
mtx.vout.push_back(MakeCC1vout(EVAL_CHANNELS,txfee,destpub));
return(FinalizeCCTx(0,cp,mtx,mypk,txfee,EncodeChannelsOpRet('C',opentxid,mypk,destpub,funds/payment,payment,zeroid)));
return(FinalizeCCTx(0,cp,mtx,mypk,txfee,EncodeChannelsOpRet('C',opentxid,mypk,destpub,(funds-txfee)/payment,payment,zeroid)));
}
else
{
@ -664,7 +665,7 @@ std::string ChannelRefund(uint64_t txfee,uint256 opentxid,uint256 closetxid)
}
if ( AddNormalinputs(mtx,mypk,2*txfee,3) > 0 )
{
if ((funds=AddChannelsInputs(cp,mtx,channelOpenTx,prevtxid)) !=0 && funds-txfee>0)
if ((funds=AddChannelsInputs(cp,mtx,channelOpenTx,prevtxid,mypk)) !=0 && funds-txfee>0)
{
if ((GetTransaction(prevtxid,prevTx,hashblock,false) != 0) && (numvouts=prevTx.vout.size()) > 0 &&
DecodeChannelsOpRet(prevTx.vout[numvouts-1].scriptPubKey, txid, srcpub, destpub, param1, param2, param3) != 0)
@ -696,84 +697,117 @@ std::string ChannelRefund(uint64_t txfee,uint256 opentxid,uint256 closetxid)
}
return("");
}
UniValue ChannelsInfo(uint256 channeltxid)
UniValue ChannelsList()
{
UniValue result(UniValue::VOBJ); CTransaction tx,opentx; uint256 txid,tmp_txid,hashBlock,param3,opentxid,hashchain,prevtxid;
struct CCcontract_info *cp,C; char myCCaddr[65],addr[65],str1[512],str2[256]; int32_t vout,numvouts,param1,numpayments;
int64_t nValue,param2,payment; CPubKey srcpub,destpub,mypk;
std::vector<std::pair<CAddressIndexKey, CAmount> > txids;
UniValue result(UniValue::VOBJ); std::vector<std::pair<CAddressIndexKey, CAmount> > txids; struct CCcontract_info *cp,C; uint256 txid,hashBlock,tmp_txid,param3;
CTransaction tx; char myCCaddr[65],addr[65],str[256]; CPubKey mypk,srcpub,destpub; int32_t vout,numvouts,param1;
int64_t nValue,param2;
result.push_back(Pair("result","success"));
cp = CCinit(&C,EVAL_CHANNELS);
mypk = pubkey2pk(Mypubkey());
if (channeltxid==zeroid)
GetCCaddress(cp,myCCaddr,mypk);
SetCCtxids(txids,myCCaddr);
result.push_back(Pair("result","success"));
result.push_back(Pair("name","Channels List"));
for (std::vector<std::pair<CAddressIndexKey, CAmount> >::const_iterator it=txids.begin(); it!=txids.end(); it++)
{
result.push_back(Pair("name","Channels Info"));
GetCCaddress(cp,myCCaddr,mypk);
SetCCtxids(txids,myCCaddr);
for (std::vector<std::pair<CAddressIndexKey, CAmount> >::const_iterator it=txids.begin(); it!=txids.end(); it++)
txid = it->first.txhash;
vout = (int32_t)it->first.index;
nValue = (int64_t)it->second;
if ( (vout == 1 || vout == 2) && nValue == 10000 && GetTransaction(txid,tx,hashBlock,false) != 0 && (numvouts= tx.vout.size()) > 0 )
{
//int height = it->first.blockHeight;
txid = it->first.txhash;
vout = (int32_t)it->first.index;
nValue = (int64_t)it->second;
if ( (vout == 1 || vout == 2) && nValue == 10000 && GetTransaction(txid,tx,hashBlock,false) != 0 && (numvouts= tx.vout.size()) > 0 )
{
if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3) == 'O')
{
GetCCaddress1of2(cp,addr,srcpub,destpub);
sprintf(str1,"%s - %lld payments of %lld satoshi - %s",addr,(long long)param1,(long long)param2,tx.GetHash().ToString().c_str());
result.push_back(Pair("Channel", str1));
}
if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3) == 'O')
{
GetCCaddress1of2(cp,addr,srcpub,destpub);
sprintf(str,"%s - %lld payments of %lld satoshi",addr,(long long)param1,(long long)param2);
result.push_back(Pair(txid.GetHex().data(),str));
}
}
}
else
{
if (GetTransaction(channeltxid,tx,hashBlock,false) != 0 && (numvouts= tx.vout.size()) > 0 &&
(DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'O'))
return(result);
}
UniValue ChannelsInfo(uint256 channeltxid)
{
UniValue result(UniValue::VOBJ),array(UniValue::VARR); CTransaction tx,opentx; uint256 txid,tmp_txid,hashBlock,param3,opentxid,hashchain,prevtxid;
struct CCcontract_info *cp,C; char CCaddr[65],addr[65],str[512]; int32_t vout,numvouts,param1,numpayments;
int64_t nValue,param2,payment; CPubKey srcpub,destpub,mypk;
std::vector<std::pair<CAddressIndexKey, CAmount> > addressIndex; std::vector<uint256> txids;
cp = CCinit(&C,EVAL_CHANNELS);
mypk = pubkey2pk(Mypubkey());
if (GetTransaction(channeltxid,tx,hashBlock,false) != 0 && (numvouts= tx.vout.size()) > 0 &&
(DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'O'))
{
GetCCaddress(cp,CCaddr,mypk);
Getscriptaddress(addr,CScript() << ParseHex(HexStr(destpub)) << OP_CHECKSIG);
result.push_back(Pair("result","success"));
result.push_back(Pair("Channel CC address",CCaddr));
result.push_back(Pair("Destination address",addr));
result.push_back(Pair("Number of payments",param1));
result.push_back(Pair("Denomination",param2));
result.push_back(Pair("Amount",i64tostr(param1*param2)+" satoshi"));
SetCCtxids(addressIndex,CCaddr);
for (std::vector<std::pair<CAddressIndexKey, CAmount> >::const_iterator it=addressIndex.begin(); it!=addressIndex.end(); it++)
{
GetCCaddress1of2(cp,addr,srcpub,destpub);
sprintf(str1,"Channel %s",addr);
result.push_back(Pair("name",str1));
SetCCtxids(txids,addr);
prevtxid=zeroid;
for (std::vector<std::pair<CAddressIndexKey, CAmount> >::const_iterator it=txids.begin(); it!=txids.end(); it++)
{
if (GetTransaction(it->first.txhash,tx,hashBlock,false) != 0 && (numvouts= tx.vout.size()) > 0 )
if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3)!=0 && (tmp_txid==channeltxid || tx.GetHash()==channeltxid))
txids.push_back(it->first.txhash);
}
BOOST_FOREACH(const CTxMemPoolEntry &e, mempool.mapTx)
{
const CTransaction &txmempool = e.GetTx();
const uint256 &hash = txmempool.GetHash();
txid = it->first.txhash;
if (txid!=prevtxid && GetTransaction(txid,tx,hashBlock,false) != 0 && (numvouts= tx.vout.size()) > 0 )
if ((numvouts=txmempool.vout.size()) > 0 && DecodeChannelsOpRet(txmempool.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3) == 'P' && tmp_txid==channeltxid)
txids.push_back(hash);
}
prevtxid=zeroid;
for (std::vector<uint256>::const_iterator it=txids.begin(); it!=txids.end(); it++)
{
txid=*it;
if (txid!=prevtxid && GetTransaction(txid,tx,hashBlock,false) != 0 && (numvouts= tx.vout.size()) > 0 )
{
UniValue obj(UniValue::VOBJ);
if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3) == 'O' && tx.GetHash()==channeltxid)
{
if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3) == 'O' && tx.GetHash()==channeltxid)
{
sprintf(str1,"%lld payments of %lld satoshi",(long long)param1,(long long)param2);
result.push_back(Pair("Open", str1));
}
else if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'P' && opentxid==channeltxid)
{
if (GetTransaction(opentxid,opentx,hashBlock,false) != 0 && (numvouts=opentx.vout.size()) > 0 &&
obj.push_back(Pair("Open",txid.GetHex().data()));
}
else if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'P' && opentxid==channeltxid)
{
if (GetTransaction(opentxid,opentx,hashBlock,false) != 0 && (numvouts=opentx.vout.size()) > 0 &&
DecodeChannelsOpRet(opentx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,numpayments,payment,hashchain) == 'O')
{
Getscriptaddress(str2,tx.vout[3].scriptPubKey);
sprintf(str1,"%lld satoshi to %s, %lld payments left",(long long)(param2*payment),str2,(long long)param1);
result.push_back(Pair("Payment",str1));
}
}
else if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'C' && opentxid==channeltxid)
{
result.push_back(Pair("Close","channel"));
}
else if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'R' && opentxid==channeltxid)
{
Getscriptaddress(str2,tx.vout[2].scriptPubKey);
sprintf(str1,"%lld satoshi back to %s",(long long)(param1*param2),str2);
result.push_back(Pair("Refund",str1));
Getscriptaddress(str,tx.vout[3].scriptPubKey);
obj.push_back(Pair("Payment",txid.GetHex().data()));
obj.push_back(Pair("Number",param2));
obj.push_back(Pair("Amount",param2*payment));
obj.push_back(Pair("Destination",str));
obj.push_back(Pair("Secret",param3.ToString().c_str()));
}
}
prevtxid=txid;
else if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'C' && opentxid==channeltxid)
{
obj.push_back(Pair("Close",txid.GetHex().data()));
}
else if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'R' && opentxid==channeltxid)
{
Getscriptaddress(str,tx.vout[2].scriptPubKey);
obj.push_back(Pair("Refund",txid.GetHex().data()));
obj.push_back(Pair("Amount",param1*param2));
obj.push_back(Pair("Destination",str));
}
array.push_back(obj);
}
}
prevtxid=txid;
}
result.push_back(Pair("Transactions",array));
}
else
{
result.push_back(Pair("result","error"));
result.push_back(Pair("Error","Channel not found!"));
}
return(result);
}
}

1
src/rpc/server.cpp
View File

@ -394,6 +394,7 @@ static const CRPCCommand vRPCCommands[] =
// Channels
{ "channels", "channelsaddress", &channelsaddress, true },
{ "channels", "channelslist", &channelslist, true },
{ "channels", "channelsinfo", &channelsinfo, true },
{ "channels", "channelsopen", &channelsopen, true },
{ "channels", "channelspayment", &channelspayment, true },

1
src/rpc/server.h
View File

@ -271,6 +271,7 @@ extern UniValue gatewaysmarkdone(const UniValue& params, bool fHelp);
extern UniValue gatewayspending(const UniValue& params, bool fHelp);
extern UniValue gatewaysprocessed(const UniValue& params, bool fHelp);
extern UniValue gatewaysmultisig(const UniValue& params, bool fHelp);
extern UniValue channelslist(const UniValue& params, bool fHelp);
extern UniValue channelsinfo(const UniValue& params, bool fHelp);
extern UniValue channelsopen(const UniValue& params, bool fHelp);
extern UniValue channelspayment(const UniValue& params, bool fHelp);

9
src/wallet/rpcwallet.cpp
View File

@ -5672,6 +5672,15 @@ UniValue tokenaddress(const UniValue& params, bool fHelp)
return(CCaddress(cp,(char *)"Assets",pubkey));
}
UniValue channelslist(const UniValue& params, bool fHelp)
{
if ( fHelp || params.size() > 0 )
throw runtime_error("channelsinfo\n");
if ( ensure_CCrequirements() < 0 )
throw runtime_error("to use CC contracts, you need to launch daemon with valid -pubkey= for an address in your wallet\n");
return(ChannelsList());
}
UniValue channelsinfo(const UniValue& params, bool fHelp)
{
uint256 opentxid;

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