diff options
Diffstat (limited to 'src/rpcnet.cpp')
-rw-r--r-- | src/rpcnet.cpp | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/src/rpcnet.cpp b/src/rpcnet.cpp index aeaf54814f..5a26c7c3ae 100644 --- a/src/rpcnet.cpp +++ b/src/rpcnet.cpp @@ -465,3 +465,109 @@ UniValue getnetworkinfo(const UniValue& params, bool fHelp) obj.push_back(Pair("warnings", GetWarnings("statusbar"))); return obj; } + +UniValue setban(const UniValue& params, bool fHelp) +{ + string strCommand; + if (params.size() >= 2) + strCommand = params[1].get_str(); + if (fHelp || params.size() < 2 || + (strCommand != "add" && strCommand != "remove")) + throw runtime_error( + "setban \"ip(/netmask)\" \"add|remove\" (bantime) (absolute)\n" + "\nAttempts add or remove a IP/Subnet from the banned list.\n" + "\nArguments:\n" + "1. \"ip(/netmask)\" (string, required) The IP/Subnet (see getpeerinfo for nodes ip) with a optional netmask (default is /32 = single ip)\n" + "2. \"command\" (string, required) 'add' to add a IP/Subnet to the list, 'remove' to remove a IP/Subnet from the list\n" + "3. \"bantime\" (numeric, optional) time in seconds how long (or until when if [absolute] is set) the ip is banned (0 or empty means using the default time of 24h which can also be overwritten by the -bantime startup argument)\n" + "4. \"absolute\" (boolean, optional) If set, the bantime must be a absolute timestamp in seconds since epoch (Jan 1 1970 GMT)\n" + "\nExamples:\n" + + HelpExampleCli("setban", "\"192.168.0.6\" \"add\" 86400") + + HelpExampleCli("setban", "\"192.168.0.0/24\" \"add\"") + + HelpExampleRpc("setban", "\"192.168.0.6\", \"add\" 86400") + ); + + CSubNet subNet; + CNetAddr netAddr; + bool isSubnet = false; + + if (params[0].get_str().find("/") != string::npos) + isSubnet = true; + + if (!isSubnet) + netAddr = CNetAddr(params[0].get_str()); + else + subNet = CSubNet(params[0].get_str()); + + if (! (isSubnet ? subNet.IsValid() : netAddr.IsValid()) ) + throw JSONRPCError(RPC_CLIENT_NODE_ALREADY_ADDED, "Error: Invalid IP/Subnet"); + + if (strCommand == "add") + { + if (isSubnet ? CNode::IsBanned(subNet) : CNode::IsBanned(netAddr)) + throw JSONRPCError(RPC_CLIENT_NODE_ALREADY_ADDED, "Error: IP/Subnet already banned"); + + int64_t banTime = 0; //use standard bantime if not specified + if (params.size() >= 3 && !params[2].isNull()) + banTime = params[2].get_int64(); + + bool absolute = false; + if (params.size() == 4 && params[3].isTrue()) + absolute = true; + + isSubnet ? CNode::Ban(subNet, banTime, absolute) : CNode::Ban(netAddr, banTime, absolute); + + //disconnect possible nodes + while(CNode *bannedNode = (isSubnet ? FindNode(subNet) : FindNode(netAddr))) + bannedNode->CloseSocketDisconnect(); + } + else if(strCommand == "remove") + { + if (!( isSubnet ? CNode::Unban(subNet) : CNode::Unban(netAddr) )) + throw JSONRPCError(RPC_MISC_ERROR, "Error: Unban failed"); + } + + return NullUniValue; +} + +UniValue listbanned(const UniValue& params, bool fHelp) +{ + if (fHelp || params.size() != 0) + throw runtime_error( + "listbanned\n" + "\nList all banned IPs/Subnets.\n" + "\nExamples:\n" + + HelpExampleCli("listbanned", "") + + HelpExampleRpc("listbanned", "") + ); + + std::map<CSubNet, int64_t> banMap; + CNode::GetBanned(banMap); + + UniValue bannedAddresses(UniValue::VARR); + for (std::map<CSubNet, int64_t>::iterator it = banMap.begin(); it != banMap.end(); it++) + { + UniValue rec(UniValue::VOBJ); + rec.push_back(Pair("address", (*it).first.ToString())); + rec.push_back(Pair("banned_untill", (*it).second)); + bannedAddresses.push_back(rec); + } + + return bannedAddresses; +} + +UniValue clearbanned(const UniValue& params, bool fHelp) +{ + if (fHelp || params.size() != 0) + throw runtime_error( + "clearbanned\n" + "\nClear all banned IPs.\n" + "\nExamples:\n" + + HelpExampleCli("clearbanned", "") + + HelpExampleRpc("clearbanned", "") + ); + + CNode::ClearBanned(); + + return NullUniValue; +} |