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rpcpog.cpp
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rpcpog.cpp
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// Copyright (c) 2014-2019 The Dash Core Developers, The DAC Core Developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <base58.h>
#include <node/blockstorage.h>
#include <boost/algorithm/string.hpp> // for trim()
#include <boost/algorithm/string/case_conv.hpp> // for to_lower()
#include <boost/algorithm/string/replace.hpp>
#include <coinjoin/client.h>
#include <coinjoin/context.h>
#include <interfaces/chain.h>
#include <interfaces/coinjoin.h>
#include <interfaces/node.h>
#include <boost/thread.hpp>
#include <rpc/blockchain.h>
#include <boost/asio.hpp>
#include <boost/date_time/posix_time/posix_time.hpp> // for StringToUnixTime()
#include <boost/lexical_cast.hpp>
#include <boost/thread.hpp>
#include <evo/deterministicmns.h>
#include <consensus/validation.h>
#include <core_io.h>
#include <fstream>
#include <init.h>
#include <key_io.h>
#include <iostream>
#include <algorithm>
#include <masternode/sync.h>
#include <masternode/node.h>
#include <governance/vote.h>
#include <governance/governance.h>
#include <node/context.h>
#include <math.h> /* round, floor, ceil, trunc */
#include <messagesigner.h>
#include <net.h> // for CService
#include <netaddress.h>
#include <netbase.h>
#include <policy/policy.h>
#include <rpcpog.h>
#include <rpc/server.h>
#include <txmempool.h>
#include <validation.h>
#include <stdint.h>
#include <univalue.h>
#include <sstream>
#include <wallet/scriptpubkeyman.h>
#include <openssl/bio.h>
#include <openssl/crypto.h>
#include <openssl/err.h>
#include <openssl/md5.h>
#include <openssl/ssl.h>
#include <wallet/coincontrol.h>
#include <wallet/rpcwallet.h>
#include <wallet/wallet.h>
#include <wallet/walletdb.h>
#include <wallet/walletutil.h>
#include <chrono> //sleep
UniValue protx(const JSONRPCRequest& request);
UniValue _bls(const JSONRPCRequest& request);
UniValue protx_update_service_common_wrapper(const JSONRPCRequest& request, const ChainstateManager& chainman, const MnType mnType);
UniValue createwallet(const JSONRPCRequest& request);
std::string createwalletformining(const JSONRPCRequest& request);
UniValue VoteWithMasternodes(const std::map<uint256, CKey>& keys,
const uint256& hash,
vote_signal_enum_t eVoteSignal,
vote_outcome_enum_t eVoteOutcome);
std::string DoubleToString(double d, int place)
{
std::ostringstream ss;
ss << std::fixed << std::setprecision(place) << d;
return ss.str();
}
bool Contains(std::string data, std::string instring)
{
std::size_t found = 0;
found = data.find(instring);
if (found != std::string::npos) return true;
return false;
}
CWallet* GetInternalWallet(JSONRPCRequest r)
{
std::shared_ptr<CWallet> const wallet = GetWalletForJSONRPCRequest(r);
CWallet* const pwallet = wallet.get();
return pwallet;
}
void CreateWalletIfNotExists(JSONRPCRequest r)
{
try
{
std::shared_ptr<CWallet> const wallet = GetWalletForJSONRPCRequest(r);
}
catch(...)
{
LogPrintf("\nWALLET::Sorry, no wallet exists. Creating default wallet for sanctuary mining.\r\n%f", 1);
std::string cOut = createwalletformining(r);
LogPrintf("\nWALLET::%s",cOut);
}
}
void MilliSleep(int64_t n)
{
std::this_thread::sleep_for(std::chrono::milliseconds(n));
}
template <typename T>
std::string HexStrBBP(const T itbegin, const T itend, bool fSpaces = false)
{
std::string rv;
static const char hexmap[16] = {'0', '1', '2', '3', '4', '5', '6', '7',
'8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
rv.reserve((itend - itbegin) * 3);
for (T it = itbegin; it < itend; ++it) {
unsigned char val = (unsigned char)(*it);
if (fSpaces && it != itbegin)
rv.push_back(' ');
rv.push_back(hexmap[val >> 4]);
rv.push_back(hexmap[val & 15]);
}
return rv;
}
std::string ExtractXML(std::string XMLdata, std::string key, std::string key_end)
{
std::string extraction = "";
std::string::size_type loc = XMLdata.find(key, 0);
if (loc != std::string::npos) {
std::string::size_type loc_end = XMLdata.find(key_end, loc + 3);
if (loc_end != std::string::npos) {
extraction = XMLdata.substr(loc + (key.length()), loc_end - loc - (key.length()));
}
}
return extraction;
}
double Round(double d, int place)
{
std::ostringstream ss;
ss << std::fixed << std::setprecision(place) << d;
double r = 0;
try {
r = boost::lexical_cast<double>(ss.str());
return r;
} catch (boost::bad_lexical_cast const& e) {
LogPrintf("caught bad lexical cast %f", 1);
return 0;
} catch (...) {
LogPrintf("caught bad lexical cast %f", 2);
}
return r;
}
std::string strReplace(std::string str_input, std::string str_to_find, std::string str_to_replace_with)
{
boost::replace_all(str_input, str_to_find, str_to_replace_with);
return str_input;
}
double StringToDouble(std::string s, int place)
{
if (s == "")
s = "0";
if (s.length() > 255) return 0;
s = strReplace(s, "\r", "");
s = strReplace(s, "\n", "");
std::string t = "";
for (int i = 0; i < (int)s.length(); i++) {
std::string u = s.substr(i, 1);
if (u == "0" || u == "1" || u == "2" || u == "3" || u == "4" || u == "5" || u == "6" || u == "7" || u == "8" || u == "9" || u == "." || u == "-") {
t += u;
}
}
double r = 0;
try {
r = boost::lexical_cast<double>(t);
} catch (boost::bad_lexical_cast const& e) {
LogPrintf("caught stdbl bad lexical cast %f from %s with %f", 1, s, (double)place);
return 0;
} catch (...) {
LogPrintf("caught stdbl bad lexical cast %f", 2);
}
double d = Round(r, place);
return d;
}
CBlockIndex* GetNextBlockIndex(CBlockIndex* pindex)
{
CBlockIndex* next = g_chainman.ActiveChain().Tip()->GetAncestor(pindex->nHeight + 1);
if (next && next->pprev == pindex)
{
return next;
}
next = nullptr;
return next;
}
static CBlockIndex* pblockindexFBBHLast;
CBlockIndex* FindBlockByHeight(int nHeight)
{
CBlockIndex* pindexTip = WITH_LOCK(cs_main, return g_chainman.ActiveChain().Tip());
CBlockIndex* pblockindex;
if (nHeight < 0 || nHeight > pindexTip->nHeight) return NULL;
if (nHeight < (pindexTip->nHeight / 2))
{
pblockindex = g_chainman.m_blockman.LookupBlockIndex(g_chainman.ActiveChain().Genesis()->GetBlockHash());
}
else
{
pblockindex = pindexTip;
}
if (pblockindexFBBHLast && abs(nHeight - pblockindex->nHeight) > abs(nHeight - pblockindexFBBHLast->nHeight))
{
pblockindex = pblockindexFBBHLast;
}
while (pblockindex->nHeight > nHeight)
{
pblockindex = pblockindex->pprev;
}
while (pblockindex->nHeight < nHeight)
{
pblockindex = GetNextBlockIndex(pblockindex);
}
pblockindexFBBHLast = pblockindex;
return pblockindex;
}
std::string ReverseHex(std::string const& src)
{
if (src.size() % 2 != 0)
return std::string();
std::string result;
result.reserve(src.size());
for (std::size_t i = src.size(); i != 0; i -= 2) {
result.append(src, i - 2, 2);
}
return result;
}
CAmount GetWalletBalance(JSONRPCRequest r)
{
CWallet* pwallet = GetInternalWallet(r);
if (!EnsureWalletIsAvailable(pwallet, false))
return 0;
const auto bal = pwallet->GetBalance(0, false, false);
CAmount nBal = bal.m_mine_trusted;
return nBal;
}
std::string GetPrivKey2(JSONRPCRequest r, std::string sPubKey, std::string& sError)
{
CTxDestination dest = DecodeDestination(sPubKey);
CWallet* pwallet = GetInternalWallet(r);
if (!EnsureWalletIsAvailable(pwallet, false)) {
sError = "WALLET_NEEDS_UNLOCKED";
return "";
}
LegacyScriptPubKeyMan* spk_man = pwallet->GetLegacyScriptPubKeyMan();
if (!IsValidDestination(dest)) {
sError = "Invalid BiblePay address";
return "";
}
const PKHash* pkhash = std::get_if<PKHash>(&dest);
if (!pkhash) {
sError = "Address does not refer to a key";
return "";
}
CKey vchSecret;
if (!spk_man->GetKey(ToKeyID(*pkhash), vchSecret)) {
sError = "Private key for address is not known";
return "";
}
std::string sPK = EncodeSecret(vchSecret);
return sPK;
}
bool RPCSendMoney(JSONRPCRequest r, std::string& sError, std::string sAddress, CAmount nValue, std::string& sTXID, std::string sOptionalData, int& nVoutPosition)
{
CWallet* pwallet = GetInternalWallet(r);
if (!EnsureWalletIsAvailable(pwallet, false))
return false;
CScript scriptPubKey = GetScriptForDestination(DecodeDestination(sAddress));
CAmount nFeeRequired;
bilingual_str strFailReason;
std::vector<CRecipient> vecSend;
int nChangePosRet = -1;
// BiblePay - Handle extremely large data transactions:
if (sOptionalData.length() > 2999 && nValue > 0) {
double nReq = ceil(sOptionalData.length() / 10000);
double n1 = (double)nValue / COIN;
double n2 = n1 / nReq;
for (int n3 = 0; n3 < nReq; n3++) {
CAmount indAmt = n2 * COIN;
CRecipient recipient = {scriptPubKey, indAmt, false};
vecSend.push_back(recipient);
}
} else {
CRecipient recipient = {scriptPubKey, nValue, false};
vecSend.push_back(recipient);
}
int nMinConfirms = 0;
CCoinControl coinControl;
int nChangePos = -1;
CTransactionRef tx;
if (!pwallet->CreateTransaction(vecSend, tx, nFeeRequired, nChangePos, strFailReason, coinControl, true, 0))
{
// Todo : Convert bilingual string(strError) and append to the error
sError = "Unable to Create Transaction";
return false;
}
pwallet->CommitTransaction(tx, {}, {});
for (unsigned int i = 0; i < tx->vout.size(); i++)
{
if (tx->vout[i].nValue == nValue)
{
nVoutPosition = i;
}
}
sTXID = tx->GetHash().GetHex();
return true;
}
bool IsMyAddress(JSONRPCRequest r,std::string sAddress)
{
isminetype result;
CWallet* pwallet = GetInternalWallet(r);
LegacyScriptPubKeyMan* spk_man = pwallet->GetLegacyScriptPubKeyMan();
CScript spkAddress = GetScriptForDestination(DecodeDestination(sAddress));
result = spk_man->IsMine(spkAddress);
bool fMine = result != ISMINE_NO;
return fMine;
}
std::string DefaultRecAddress(JSONRPCRequest r,std::string sNamedEntry)
{
CWallet* pwallet = GetInternalWallet(r);
if (!EnsureWalletIsAvailable(pwallet, false))
{
LogPrintf("\nDefaultRecAddress::ERROR %f No pwallet", 03142021);
return "";
}
boost::to_upper(sNamedEntry);
std::string sDefaultRecAddress;
for (const std::pair<const CTxDestination, CAddressBookData>& item : pwallet->m_address_book)
{
CTxDestination txd1 = item.first;
std::string sAddr = EncodeDestination(txd1);
std::string strName = item.second.GetLabel();
bool fMine = IsMyAddress(r,sAddr);
if (fMine) {
boost::to_upper(strName);
if (strName == sNamedEntry) {
return sAddr;
}
}
}
// Not in the book
std::string sError;
if (sNamedEntry == "")
sNamedEntry = "NA";
CPubKey pubkey;
LegacyScriptPubKeyMan* spk_man = pwallet->GetLegacyScriptPubKeyMan();
if (!spk_man->GetKeyFromPool(pubkey, false))
{
LogPrintf("\r\nDefaultRecAddress cant get key from keypool: denied %f",831);
return "";
}
CKeyID vchAddress = pubkey.GetID();
pwallet->MarkDirty();
CTxDestination dTo = PKHash(vchAddress);
pwallet->SetAddressBook(dTo, sNamedEntry, "receive");
sDefaultRecAddress = EncodeDestination(PKHash(vchAddress));
LogPrintf("\r\nDefaultRecAddress for %s=%s, Error=%s", sNamedEntry, sDefaultRecAddress, sError);
return sDefaultRecAddress;
}
std::string SignMessageEvo(JSONRPCRequest r,std::string strAddress, std::string strMessage, std::string& sError)
{
CWallet* pwallet = GetInternalWallet(r);
if (!EnsureWalletIsAvailable(pwallet, false))
return "no wallet";
LOCK2(cs_main, pwallet->cs_wallet);
if (pwallet->IsLocked()) {
sError = "Sorry, wallet must be unlocked.";
return std::string();
}
CTxDestination dest = DecodeDestination(strAddress);
if (!IsValidDestination(dest)) {
sError = "Invalid Sign-Message-Address.";
return std::string();
}
const PKHash* pkhash = std::get_if<PKHash>(&dest);
if (!pkhash) {
sError = "collateral type not supported";
return std::string();
}
LegacyScriptPubKeyMan* spk_man = pwallet->GetLegacyScriptPubKeyMan();
CKey key;
if (!spk_man->GetKey(ToKeyID(*pkhash), key)) {
sError = "Private key not available";
return std::string();
}
CHashWriter ss(SER_GETHASH, 0);
ss << MESSAGE_MAGIC_BBP;
ss << strMessage;
std::vector<unsigned char> vchSig;
if (!key.SignCompact(ss.GetHash(), vchSig)) {
sError = "Sign failed";
return std::string();
}
return EncodeBase64(vchSig);
}
std::vector<std::string> Split(std::string s, std::string delim)
{
size_t pos = 0;
std::string token;
std::vector<std::string> elems;
while ((pos = s.find(delim)) != std::string::npos) {
token = s.substr(0, pos);
elems.push_back(token);
s.erase(0, pos + delim.length());
}
elems.push_back(s);
return elems;
}
boost::filesystem::path GetDeterministicConfigFile()
{
boost::filesystem::path pathConfigFile(gArgs.GetArg("-mndeterministicconf", "deterministic.conf"));
if (!pathConfigFile.is_complete())
pathConfigFile = GetDataDir() / pathConfigFile;
return pathConfigFile;
}
boost::filesystem::path GetMasternodeConfigFile()
{
boost::filesystem::path pathConfigFile(gArgs.GetArg("-mnconf", "masternode.conf"));
if (!pathConfigFile.is_complete())
pathConfigFile = GetDataDir() / pathConfigFile;
return pathConfigFile;
}
boost::filesystem::path GetUnchainedConfigFile()
{
boost::filesystem::path pathConfigFile(gArgs.GetArg("-unchainedconf", "unchained.conf"));
if (!pathConfigFile.is_complete())
pathConfigFile = GetDataDir() / pathConfigFile;
return pathConfigFile;
}
void WriteUnchainedConfigFile(std::string sPub, std::string sPriv)
{
boost::filesystem::path unchainedConfigFile = GetUnchainedConfigFile();
boost::filesystem::ifstream streamConfig(unchainedConfigFile);
bool fReadable = streamConfig.good();
if (fReadable) streamConfig.close();
FILE* configFile = fopen(unchainedConfigFile.string().c_str(), "wt");
std::string s1 = "unchained_mainnet_pubkey=" + sPub + "\r\n";
fwrite(s1.c_str(), std::strlen(s1.c_str()), 1, configFile);
std::string s2 = "unchained_mainnet_privkey=" + sPriv + "\r\n";
fwrite(s2.c_str(), std::strlen(s2.c_str()), 1, configFile);
fclose(configFile);
LogPrintf("Writing unchained conf file pubkey=%s\r\n", s1);
}
void ReadUnchainedConfigFile(std::string& sPub, std::string& sPriv)
{
boost::filesystem::path pathUnchainedFile = GetUnchainedConfigFile();
boost::filesystem::ifstream streamConfig(pathUnchainedFile);
if (!streamConfig.good())
return;
std::getline(streamConfig, sPub);
std::getline(streamConfig, sPriv);
sPub = strReplace(sPub, "\r", "");
sPub = strReplace(sPub, "\n", "");
sPriv = strReplace(sPriv, "\r", "");
sPriv = strReplace(sPriv, "\n", "");
sPub = strReplace(sPub, "unchained_mainnet_pubkey=", "");
sPriv = strReplace(sPriv, "unchained_mainnet_privkey=", "");
streamConfig.close();
return;
}
boost::filesystem::path GetGenericFilePath(std::string sPath)
{
boost::filesystem::path pathConfigFile(sPath);
if (!pathConfigFile.is_complete())
pathConfigFile = GetDataDir() / pathConfigFile;
return pathConfigFile;
}
std::string PubKeyToAddress(const CScript& scriptPubKey)
{
CTxDestination address1;
if (!ExtractDestination(scriptPubKey, address1)) {
return "";
}
std::string sOut = EncodeDestination(address1);
return sOut;
}
bool ValidateAddress2(std::string sAddress)
{
CTxDestination dest = DecodeDestination(sAddress);
return IsValidDestination(dest);
}
/*
bool SendManyXML(std::string XML, std::string& sTXID)
{
std::shared_ptr<CWallet> const wallet = GetWalletForJSONRPCRequest(r);
CWallet* const pwallet = wallet.get();
LOCK2(cs_main, pwallet->cs_wallet);
int nMinDepth = 1;
CTransactionRef tx;
std::set<CScript> setAddress;
std::vector<CRecipient> vecSend;
CAmount totalAmount = 0;
std::string sRecipients = ExtractXML(XML, "<RECIPIENTS>", "</RECIPIENTS>");
std::vector<std::string> vRecips = Split(sRecipients.c_str(), "<ROW>");
for (int i = 0; i < (int)vRecips.size(); i++)
{
std::string sRecip = vRecips[i];
if (!sRecip.empty())
{
std::string sRecipient = ExtractXML(sRecip, "<RECIPIENT>","</RECIPIENT>");
double dAmount = StringToDouble(ExtractXML(sRecip,"<AMOUNT>","</AMOUNT>"), 4);
if (!sRecipient.empty() && dAmount > 0)
{
CScript spkAddress = GetScriptForDestination(DecodeDestination(sRecipient));
if (!ValidateAddress2(sRecipient))
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, std::string("Invalid address: ") + sRecipient);
if (setAddress.count(spkAddress))
throw JSONRPCError(RPC_INVALID_PARAMETER, std::string("Invalid parameter, duplicated address: ") + sRecipient);
setAddress.insert(spkAddress);
CAmount nAmount = dAmount * COIN;
if (nAmount <= 0)
throw JSONRPCError(RPC_TYPE_ERROR, "Invalid amount for send");
totalAmount += nAmount;
bool fSubtractFeeFromAmount = false;
CRecipient recipient = {spkAddress, nAmount, false};
vecSend.push_back(recipient);
}
}
}
CReserveKey keyChange(pwallet);
CAmount nFeeRequired = 0;
int nChangePosRet = -1;
std::string strFailReason;
bool fUseInstantSend = false;
bool fUsePrivateSend = false;
CValidationState state;
CCoinControl coinControl;
bool fCreated = pwallet->CreateTransaction(vecSend, tx, keyChange, nFeeRequired, nChangePosRet, strFailReason, coinControl, true);
if (!fCreated)
{
throw JSONRPCError(RPC_WALLET_INSUFFICIENT_FUNDS, strFailReason);
}
if (!pwallet->CommitTransaction(tx, {}, {}, {}, keyChange, an.get(), state))
{
throw JSONRPCError(RPC_WALLET_ERROR, "Transaction commit failed");
}
sTXID = tx->GetHash().GetHex();
return true;
}
*/
uint256 CRXT(uint256 hash, int64_t nPrevBlockTime, int64_t nBlockTime)
{
static int MAX_AGE = 60 * 30;
static int MAX_AGE2 = 60 * 45;
static int64_t nDivisor = 8400;
int64_t nElapsed = nBlockTime - nPrevBlockTime;
if (nElapsed > MAX_AGE) {
arith_uint256 bnHash = UintToArith256(hash);
bnHash *= 700;
bnHash /= nDivisor;
uint256 nBH = ArithToUint256(bnHash);
return nBH;
}
if (nElapsed > MAX_AGE2) {
arith_uint256 bnHash = UintToArith256(hash);
bnHash *= 200;
bnHash /= nDivisor;
uint256 nBH = ArithToUint256(bnHash);
return nBH;
}
return hash;
}
std::string GetDomainFromURL(std::string sURL)
{
std::string sDomain;
int HTTPS_LEN = 8;
int HTTP_LEN = 7;
if (sURL.find("https://") != std::string::npos) {
sDomain = sURL.substr(HTTPS_LEN, sURL.length() - HTTPS_LEN);
} else if (sURL.find("http://") != std::string::npos) {
sDomain = sURL.substr(HTTP_LEN, sURL.length() - HTTP_LEN);
} else {
sDomain = sURL;
}
return sDomain;
}
bool TermPeekFound(std::string sData, int iBOEType)
{
std::string sVerbs = "</html>|</HTML>|<EOF>|<END>|</account_out>|</am_set_info_reply>|</am_get_info_reply>|</MemberStats>|NoSuchKey";
std::vector<std::string> verbs = Split(sVerbs, "|");
bool bFound = false;
for (int i = 0; i < verbs.size(); i++) {
if (sData.find(verbs[i]) != std::string::npos)
bFound = true;
}
if (iBOEType == 1) {
if (sData.find("</user>") != std::string::npos) bFound = true;
if (sData.find("</error>") != std::string::npos) bFound = true;
if (sData.find("</Error>") != std::string::npos) bFound = true;
if (sData.find("</error_msg>") != std::string::npos) bFound = true;
} else if (iBOEType == 2) {
if (sData.find("</results>") != std::string::npos) bFound = true;
if (sData.find("}}") != std::string::npos) bFound = true;
} else if (iBOEType == 3) {
if (sData.find("}") != std::string::npos) bFound = true;
} else if (iBOEType == 4) {
if (sData.find("tx_url") != std::string::npos) bFound = true;
if (sData.find("request_cost") != std::string::npos) bFound = true;
}
return bFound;
}
std::string PrepareReq(bool bPost, std::string sPage, std::string sHostHeader, const std::string& sMsg, const std::map<std::string, std::string>& mapRequestHeaders)
{
std::ostringstream s;
std::string sUserAgent = "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.80 Safari/537.36";
std::string sMethod = bPost ? "POST" : "GET";
s << sMethod + " /" + sPage + " HTTP/1.1\r\n"
<< "User-Agent: " + sUserAgent + "/" << FormatFullVersion() << "\r\n"
<< "Host: " + sHostHeader + ""
<< "\r\n"
<< "Content-Length: " << sMsg.size() << "\r\n";
for (auto item : mapRequestHeaders) {
s << item.first << ": " << item.second << "\r\n";
}
s << "\r\n"
<< sMsg;
return s.str();
}
static int nConnectSucceeded = 0;
void private_connect_handler(const boost::system::error_code& error)
{
if (!error) {
// Connect succeeded.
nConnectSucceeded = 1;
}
else
{
nConnectSucceeded = -1;
}
}
bool TcpTest(std::string sIP, int nPort, int nTimeout)
{
try
{
typedef boost::asio::ip::tcp tcp;
boost::shared_ptr<boost::asio::io_service> io_service(new boost::asio::io_service);
boost::shared_ptr<tcp::socket> socket(new tcp::socket(*io_service));
tcp::resolver resolver(*io_service);
tcp::resolver::query query(sIP, boost::lexical_cast<std::string>(nPort));
tcp::resolver::iterator myEP = resolver.resolve(query);
tcp::endpoint myEndpoint(boost::asio::ip::address::from_string(sIP), nPort);
boost::system::error_code connectEc;
nConnectSucceeded = 0;
socket->async_connect(myEndpoint, private_connect_handler);
for (int i = 0; i < nTimeout; i++)
{
io_service->poll();
if (nConnectSucceeded != 0)
{
break;
}
if (ShutdownRequested()) {
break;
}
MilliSleep(1000);
}
return (nConnectSucceeded == 1) ? true : false;
}
catch (...)
{
return false;
}
}
static double HTTP_PROTO_VERSION = 2.0;
std::string Uplink(bool bPost, std::string sPayload, std::string sBaseURL, std::string sPage, int iPort,
int iTimeoutSecs, int iBOE, std::map<std::string, std::string> mapRequestHeaders, std::string TargetFileName, bool fJson)
{
std::string sData;
int iRead = 0;
int iMaxSize = 20000000;
double dMaxSize = 0;
std::ofstream OutFile;
if (!TargetFileName.empty()) {
OutFile.open(TargetFileName, std::ios::out | std::ios::binary);
iMaxSize = 300000000;
}
bool fContentLengthFound = false;
try
{
double dDebugLevel = StringToDouble(gArgs.GetArg("-devdebuglevel", "0"), 0);
if (dDebugLevel == 1)
LogPrintf("\r\nUplink::Connecting to %s [/] %s ", sBaseURL, sPage);
mapRequestHeaders["Agent"] = FormatFullVersion();
// Supported pool Network Chain modes: main, test, regtest
const CChainParams& chainparams = Params();
mapRequestHeaders["NetworkID"] = chainparams.NetworkIDString();
if (sPayload.length() < 7000)
mapRequestHeaders["Action"] = sPayload;
mapRequestHeaders["HTTP_PROTO_VERSION"] = DoubleToString(HTTP_PROTO_VERSION, 0);
if (bPost)
mapRequestHeaders["Content-Type"] = "application/octet-stream";
if (fJson)
mapRequestHeaders["Content-Type"] = "application/json";
// In this section, we provide the Public unchained key, and signature, so we can query cockroachdb
// for a report
std::string sPublicKey;
std::string sPrivKey;
ReadUnchainedConfigFile(sPublicKey, sPrivKey);
mapRequestHeaders["unchained-public-key"] = sPublicKey;
std::string sSignError;
std::string sSig;
// Start of BBP Signer
const CoreContext& cc = CGlobalNode::GetGlobalCoreContext();
JSONRPCRequest r0(cc);
SignMessageEvo(r0, sPublicKey, "authenticate", sSignError);
LogPrintf("\nUplink::BBPPub::%s,privlen%f,Signed::%s", sPublicKey, sPrivKey.length(), sSig);
mapRequestHeaders["unchained-auth-signature"] = sSig;
// End of BBP Signer
BIO* bio;
// Todo add connection timeout here to bio object
SSL_CTX* ctx;
// Registers the SSL/TLS ciphers and digests and starts the security layer.
SSL_library_init();
ctx = SSL_CTX_new(SSLv23_client_method());
if (ctx == NULL) {
if (!TargetFileName.empty())
OutFile.close();
BIO_free_all(bio);
return "<ERROR>CTX_IS_NULL</ERROR>";
}
bio = BIO_new_ssl_connect(ctx);
std::string sDomain = GetDomainFromURL(sBaseURL);
std::string sDomainWithPort = sDomain + ":" + DoubleToString(iPort, 0);
// Compatibility with strict d-dos prevention rules (like cloudflare)
SSL* ssl(nullptr);
BIO_get_ssl(bio, &ssl);
SSL_set_mode(ssl, SSL_MODE_AUTO_RETRY);
SSL_set_tlsext_host_name(ssl, const_cast<char*>(sDomain.c_str()));
BIO_set_conn_hostname(bio, sDomainWithPort.c_str());
std::string sPortNum = DoubleToString(iPort, 0);
BIO_set_conn_port(bio, const_cast<char*>(sPortNum.c_str()));
if (dDebugLevel == 1)
LogPrintf("Connecting to %s", sDomainWithPort.c_str());
if (sDomain.empty()) {
BIO_free_all(bio);
return "<ERROR>DOMAIN_MISSING</ERROR>";
}
// **** SET TO NON BLOCKING IO ****
BIO_set_nbio(bio, 1);
// Refactor Do Connect here
int nRet = 0;
if (dDebugLevel == 1)
LogPrintf("\r\nDo Connect %f",GetAdjustedTime());
for (int x = 0; x < iTimeoutSecs*10; x++)
{
nRet = BIO_do_connect(bio);
if (nRet <= 0 && BIO_should_retry(bio))
{
MilliSleep(100);
}
}
if (nRet <= 0) {
if (dDebugLevel == 1)
LogPrintf("Failed connection to %s ", sDomainWithPort);
if (!TargetFileName.empty())
OutFile.close();
BIO_free_all(bio);
return "<ERROR>Failed connection to " + sDomainWithPort + "</ERROR>";
}
// Refactor Do Handshake here
if (dDebugLevel == 1)
LogPrintf("\r\nDo Handshake %f",GetAdjustedTime());
int nHandshake = 0;
for (int x = 0; x < iTimeoutSecs*10; x++)
{
nHandshake = BIO_do_handshake(bio);
if (nHandshake <= 0 && BIO_should_retry(bio))
{
MilliSleep(100);
}
}
if (nHandshake <= 0) {
if (dDebugLevel == 1)
LogPrintf("Failed handshake for %s ", sDomainWithPort);
if (!TargetFileName.empty())
OutFile.close();
BIO_free_all(bio);
return "<ERROR>Failed connection to " + sDomainWithPort + "</ERROR>";
}
if (dDebugLevel == 1)
LogPrintf("\r\nDo Write %f",GetAdjustedTime());
// Write the output Post buffer here
std::string sPost = PrepareReq(bPost, sPage, sDomain, sPayload, mapRequestHeaders);
const char* write_buf = sPost.c_str();
if (dDebugLevel == 1)
LogPrintf("BioPost %f", 801);
if (BIO_write(bio, write_buf, strlen(write_buf)) <= 0) {
if (!TargetFileName.empty())
OutFile.close();
BIO_free_all(bio);
return "<ERROR>FAILED_HTTPS_POST</ERROR>";
}
if (dDebugLevel == 1)
LogPrintf("\r\nDo Read %f",GetAdjustedTime());
// Variables used to read the response from the server
int size;
clock_t begin = clock();
char buf[16384];
for (;;) {
if (dDebugLevel == 1)
LogPrintf("BioRead %f", 803);
size = BIO_read(bio, buf, 16384);
if (size <= 0 && !BIO_should_retry(bio)) {
break;
}
iRead += (int)size;
buf[size] = 0;
std::string MyData(buf);
int iOffset = 0;
if (!TargetFileName.empty()) {
if (!fContentLengthFound) {
if (MyData.find("Content-Length:") != std::string::npos) {
std::size_t iFoundPos = MyData.find("\r\n\r\n");
if ((int)iFoundPos > 1) {
iOffset = (int)iFoundPos + 4;
size -= iOffset;
}
}
}
OutFile.write(&buf[iOffset], size);
} else {
sData += MyData;
}
if (dDebugLevel == 1)
LogPrintf(" BioReadFinished maxsize %f datasize %f ", dMaxSize, iRead);
clock_t end = clock();
double elapsed_secs = double(end - begin) / (CLOCKS_PER_SEC + .01);
if (elapsed_secs > iTimeoutSecs) break;
if (TermPeekFound(sData, iBOE)) break;
if (!fContentLengthFound) {
if (MyData.find("Content-Length:") != std::string::npos) {
dMaxSize = StringToDouble(ExtractXML(MyData, "Content-Length: ", "\n"), 0);
std::size_t foundPos = MyData.find("Content-Length:");
if (dMaxSize > 0) {
iMaxSize = dMaxSize + (int)foundPos + 16;
fContentLengthFound = true;
}
}
}
if (iRead >= iMaxSize)
break;
MilliSleep(100);
}
if (dDebugLevel == 1)
LogPrintf("\r\nDo Exit %f",GetAdjustedTime());
// Free bio resources
BIO_free_all(bio);
if (!TargetFileName.empty())
OutFile.close();
return sData;
} catch (std::exception& e) {
return "<ERROR>READ_EXCEPTION</ERROR>";
} catch (...) {
return "<ERROR>GENERAL_READ_EXCEPTION</ERROR>";
}
}
static std::string msBaseDomain = "https://unchained.biblepay.org";
static int SSL_PORT = 443;
BBPResult UnchainedQuery(std::string sXMLSource, std::string sAPI)
{
int iTimeout = 30000;
BBPResult b;
b.Response = Uplink(false, "", msBaseDomain, sAPI, SSL_PORT, iTimeout, 4);
return b;
}