src/rpcnet.cpp

   1 // Copyright (c) 2009-2012 Bitcoin Developers
   2 // Distributed under the MIT/X11 software license, see the accompanying
   3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
   4
   5 #include "bitcoinrpc.h"
   6 #include "alert.h"
   7 #include "wallet.h"
   8 #include "db.h"
   9 #include "walletdb.h"
  10 #include "net.h"
  11
  12 using namespace json_spirit;
  13 using namespace std;
  14
  15 Value getconnectioncount(const Array& params, bool fHelp)
  16 {
  17     if (fHelp || params.size() != 0)
  18         throw runtime_error(
  19             "getconnectioncount\n"
  20             "Returns the number of connections to other nodes.");
  21
  22     LOCK(cs_vNodes);
  23     return (int)vNodes.size();
  24 }
  25
  26 static void CopyNodeStats(std::vector<CNodeStats>& vstats)
  27 {
  28     vstats.clear();
  29
  30     LOCK(cs_vNodes);
  31     vstats.reserve(vNodes.size());
  32     BOOST_FOREACH(CNode* pnode, vNodes) {
  33         CNodeStats stats;
  34         pnode->copyStats(stats);
  35         vstats.push_back(stats);
  36     }
  37 }
  38
  39 Value getaddrmaninfo(const Array& params, bool fHelp)
  40 {
  41     if (fHelp || params.size() != 0)
  42         throw runtime_error(
  43             "getaddrmaninfo\n"
  44             "Returns a dump of addrman data.");
  45
  46     // Return a full list of "online" address items
  47     vector<CAddress> vAddr = addrman.GetOnlineAddr();
  48
  49     Array ret;
  50
  51     BOOST_FOREACH(const CAddress &addr, vAddr) {
  52         if (!addr.IsRoutable() || addr.IsLocal())
  53             continue;
  54
  55         Object addrManItem;
  56         addrManItem.push_back(Pair("address", addr.ToString()));
  57
  58         string strNetType;
  59         switch(addr.GetNetwork())
  60         {
  61 //            case NET_TOR:
  62 //                strNetType = "tor";
  63 //            break;
  64 //            case NET_I2P:
  65 //                strNetType = "i2p";
  66 //            break;
  67             case NET_IPV4:
  68                 strNetType = "ipv4";
  69             break;
  70             default:
  71             case NET_IPV6:
  72                 strNetType = "ipv6";
  73
  74         }
  75         addrManItem.push_back(Pair("type", strNetType));
  76         addrManItem.push_back(Pair("time", (int64_t)addr.nTime));
  77
  78         ret.push_back(addrManItem);
  79     }
  80
  81     return ret;
  82 }
  83
  84 Value getpeerinfo(const Array& params, bool fHelp)
  85 {
  86     if (fHelp || params.size() != 0)
  87         throw runtime_error(
  88             "getpeerinfo\n"
  89             "Returns data about each connected network node.");
  90
  91     vector<CNodeStats> vstats;
  92     CopyNodeStats(vstats);
  93
  94     Array ret;
  95
  96     BOOST_FOREACH(const CNodeStats& stats, vstats) {
  97         Object obj;
  98
  99         obj.push_back(Pair("addr", stats.addrName));
 100         obj.push_back(Pair("services", strprintf("%08" PRIx64, stats.nServices)));
 101         obj.push_back(Pair("lastsend", (boost::int64_t)stats.nLastSend));
 102         obj.push_back(Pair("lastrecv", (boost::int64_t)stats.nLastRecv));
 103         obj.push_back(Pair("bytessent", (boost::int64_t)stats.nSendBytes));
 104         obj.push_back(Pair("bytesrecv", (boost::int64_t)stats.nRecvBytes));
 105         obj.push_back(Pair("conntime", (boost::int64_t)stats.nTimeConnected));
 106         obj.push_back(Pair("version", stats.nVersion));
 107         obj.push_back(Pair("subver", stats.strSubVer));
 108         obj.push_back(Pair("inbound", stats.fInbound));
 109         obj.push_back(Pair("releasetime", (boost::int64_t)stats.nReleaseTime));
 110         obj.push_back(Pair("startingheight", stats.nStartingHeight));
 111         obj.push_back(Pair("banscore", stats.nMisbehavior));
 112         if (stats.fSyncNode)
 113             obj.push_back(Pair("syncnode", true));
 114         ret.push_back(obj);
 115     }
 116
 117     return ret;
 118 }
 119
 120 Value addnode(const Array& params, bool fHelp)
 121 {
 122     string strCommand;
 123     if (params.size() == 2)
 124         strCommand = params[1].get_str();
 125     if (fHelp || params.size() != 2 ||
 126         (strCommand != "onetry" && strCommand != "add" && strCommand != "remove"))
 127         throw runtime_error(
 128             "addnode <node> <add|remove|onetry>\n"
 129             "Attempts add or remove <node> from the addnode list or try a connection to <node> once.");
 130
 131     string strNode = params[0].get_str();
 132
 133     if (strCommand == "onetry")
 134     {
 135         CAddress addr;
 136         OpenNetworkConnection(addr, NULL, strNode.c_str());
 137         return Value::null;
 138     }
 139
 140     LOCK(cs_vAddedNodes);
 141     vector<string>::iterator it = vAddedNodes.begin();
 142     for(; it != vAddedNodes.end(); it++)
 143         if (strNode == *it)
 144             break;
 145
 146     if (strCommand == "add")
 147     {
 148         if (it != vAddedNodes.end())
 149             throw JSONRPCError(-23, "Error: Node already added");
 150         vAddedNodes.push_back(strNode);
 151     }
 152     else if(strCommand == "remove")
 153     {
 154         if (it == vAddedNodes.end())
 155             throw JSONRPCError(-24, "Error: Node has not been added.");
 156         vAddedNodes.erase(it);
 157     }
 158
 159     return Value::null;
 160 }
 161
 162 Value getaddednodeinfo(const Array& params, bool fHelp)
 163 {
 164     if (fHelp || params.size() < 1 || params.size() > 2)
 165         throw runtime_error(
 166             "getaddednodeinfo <dns> [node]\n"
 167             "Returns information about the given added node, or all added nodes\n"
 168             "(note that onetry addnodes are not listed here)\n"
 169             "If dns is false, only a list of added nodes will be provided,\n"
 170             "otherwise connected information will also be available.");
 171
 172     bool fDns = params[0].get_bool();
 173
 174     list<string> laddedNodes(0);
 175     if (params.size() == 1)
 176     {
 177         LOCK(cs_vAddedNodes);
 178         BOOST_FOREACH(string& strAddNode, vAddedNodes)
 179             laddedNodes.push_back(strAddNode);
 180     }
 181     else
 182     {
 183         string strNode = params[1].get_str();
 184         LOCK(cs_vAddedNodes);
 185         BOOST_FOREACH(string& strAddNode, vAddedNodes)
 186             if (strAddNode == strNode)
 187             {
 188                 laddedNodes.push_back(strAddNode);
 189                 break;
 190             }
 191         if (laddedNodes.size() == 0)
 192             throw JSONRPCError(-24, "Error: Node has not been added.");
 193         }
 194
 195         if (!fDns)
 196         {
 197             Object ret;
 198             BOOST_FOREACH(string& strAddNode, laddedNodes)
 199                 ret.push_back(Pair("addednode", strAddNode));
 200             return ret;
 201         }
 202
 203         Array ret;
 204
 205         list<pair<string, vector<CService> > > laddedAddreses(0);
 206         BOOST_FOREACH(string& strAddNode, laddedNodes)
 207         {
 208             vector<CService> vservNode(0);
 209             if(Lookup(strAddNode.c_str(), vservNode, GetDefaultPort(), fNameLookup, 0))
 210                 laddedAddreses.push_back(make_pair(strAddNode, vservNode));
 211             else
 212             {
 213                 Object obj;
 214                 obj.push_back(Pair("addednode", strAddNode));
 215                 obj.push_back(Pair("connected", false));
 216                 Array addresses;
 217                 obj.push_back(Pair("addresses", addresses));
 218             }
 219         }
 220
 221     LOCK(cs_vNodes);
 222     for (list<pair<string, vector<CService> > >::iterator it = laddedAddreses.begin(); it != laddedAddreses.end(); it++)
 223     {
 224         Object obj;
 225         obj.push_back(Pair("addednode", it->first));
 226
 227         Array addresses;
 228         bool fConnected = false;
 229         BOOST_FOREACH(CService& addrNode, it->second)
 230         {
 231             bool fFound = false;
 232             Object node;
 233             node.push_back(Pair("address", addrNode.ToString()));
 234             BOOST_FOREACH(CNode* pnode, vNodes)
 235                 if (pnode->addr == addrNode)
 236                 {
 237                     fFound = true;
 238                     fConnected = true;
 239                     node.push_back(Pair("connected", pnode->fInbound ? "inbound" : "outbound"));
 240                     break;
 241                 }
 242             if (!fFound)
 243                 node.push_back(Pair("connected", "false"));
 244             addresses.push_back(node);
 245         }
 246         obj.push_back(Pair("connected", fConnected));
 247         obj.push_back(Pair("addresses", addresses));
 248         ret.push_back(obj);
 249     }
 250
 251     return ret;
 252 }
 253
 254 extern CCriticalSection cs_mapAlerts;
 255 extern map<uint256, CAlert> mapAlerts;
 256
 257 // ppcoin: send alert.
 258 // There is a known deadlock situation with ThreadMessageHandler
 259 // ThreadMessageHandler: holds cs_vSend and acquiring cs_main in SendMessages()
 260 // ThreadRPCServer: holds cs_main and acquiring cs_vSend in alert.RelayTo()/PushMessage()/BeginMessage()
 261 Value sendalert(const Array& params, bool fHelp)
 262 {
 263     if (fHelp || params.size() < 6)
 264         throw runtime_error(
 265             "sendalert <message> <privatekey> <minver> <maxver> <priority> <id> [cancelupto]\n"
 266             "<message> is the alert text message\n"
 267             "<privatekey> is hex string of alert master private key\n"
 268             "<minver> is the minimum applicable internal client version\n"
 269             "<maxver> is the maximum applicable internal client version\n"
 270             "<priority> is integer priority number\n"
 271             "<id> is the alert id\n"
 272             "[cancelupto] cancels all alert id's up to this number\n"
 273             "Returns true or false.");
 274
 275     CAlert alert;
 276     CKey key;
 277
 278     alert.strStatusBar = params[0].get_str();
 279     alert.nMinVer = params[2].get_int();
 280     alert.nMaxVer = params[3].get_int();
 281     alert.nPriority = params[4].get_int();
 282     alert.nID = params[5].get_int();
 283     if (params.size() > 6)
 284         alert.nCancel = params[6].get_int();
 285     alert.nVersion = PROTOCOL_VERSION;
 286     alert.nRelayUntil = GetAdjustedTime() + 365*24*60*60;
 287     alert.nExpiration = GetAdjustedTime() + 365*24*60*60;
 288
 289     CDataStream sMsg(SER_NETWORK, PROTOCOL_VERSION);
 290     sMsg << (CUnsignedAlert)alert;
 291     alert.vchMsg = vector<unsigned char>(sMsg.begin(), sMsg.end());
 292
 293     vector<unsigned char> vchPrivKey = ParseHex(params[1].get_str());
 294     key.SetPrivKey(CPrivKey(vchPrivKey.begin(), vchPrivKey.end())); // if key is not correct openssl may crash
 295     if (!key.Sign(Hash(alert.vchMsg.begin(), alert.vchMsg.end()), alert.vchSig))
 296         throw runtime_error(
 297             "Unable to sign alert, check private key?\n");
 298     if(!alert.ProcessAlert())
 299         throw runtime_error(
 300             "Failed to process alert.\n");
 301     // Relay alert
 302     {
 303         LOCK(cs_vNodes);
 304         BOOST_FOREACH(CNode* pnode, vNodes)
 305             alert.RelayTo(pnode);
 306     }
 307
 308     Object result;
 309     result.push_back(Pair("strStatusBar", alert.strStatusBar));
 310     result.push_back(Pair("nVersion", alert.nVersion));
 311     result.push_back(Pair("nMinVer", alert.nMinVer));
 312     result.push_back(Pair("nMaxVer", alert.nMaxVer));
 313     result.push_back(Pair("nPriority", alert.nPriority));
 314     result.push_back(Pair("nID", alert.nID));
 315     if (alert.nCancel > 0)
 316         result.push_back(Pair("nCancel", alert.nCancel));
 317     return result;
 318 }
 319
 320 Value getnettotals(const Array& params, bool fHelp)
 321 {
 322     if (fHelp || params.size() > 0)
 323         throw runtime_error(
 324             "getnettotals\n"
 325             "Returns information about network traffic, including bytes in, bytes out,\n"
 326             "and current time.");
 327
 328     Object obj;
 329     obj.push_back(Pair("totalbytesrecv", static_cast< boost::uint64_t>(CNode::GetTotalBytesRecv())));
 330     obj.push_back(Pair("totalbytessent", static_cast<boost::uint64_t>(CNode::GetTotalBytesSent())));
 331     obj.push_back(Pair("timemillis", static_cast<boost::int64_t>(GetTimeMillis())));
 332     return obj;
 333 }