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