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[RPC] extend setban to allow subnets

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This commit is contained in:
Jonas Schnelli
2015-05-25 20:03:51 +02:00
parent e8b93473f1
commit 433fb1a95d
7 changed files with 139 additions and 34 deletions
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50
src/net.cpp
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@@ -332,6 +332,15 @@ CNode* FindNode(const CNetAddr& ip)
return NULL;
}
CNode* FindNode(const CSubNet& subNet)
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodes)
if (subNet.Match((CNetAddr)pnode->addr))
return (pnode);
return NULL;
}
CNode* FindNode(const std::string& addrName)
{
LOCK(cs_vNodes);
@@ -434,7 +443,7 @@ void CNode::PushVersion()
std::map<CNetAddr, int64_t> CNode::setBanned;
std::map<CSubNet, int64_t> CNode::setBanned;
CCriticalSection CNode::cs_setBanned;
void CNode::ClearBanned()
@@ -447,7 +456,24 @@ bool CNode::IsBanned(CNetAddr ip)
bool fResult = false;
{
LOCK(cs_setBanned);
std::map<CNetAddr, int64_t>::iterator i = setBanned.find(ip);
for (std::map<CSubNet, int64_t>::iterator it = setBanned.begin(); it != setBanned.end(); it++)
{
CSubNet subNet = (*it).first;
int64_t t = (*it).second;
if(subNet.Match(ip) && GetTime() < t)
fResult = true;
}
}
return fResult;
}
bool CNode::IsBanned(CSubNet subnet)
{
bool fResult = false;
{
LOCK(cs_setBanned);
std::map<CSubNet, int64_t>::iterator i = setBanned.find(subnet);
if (i != setBanned.end())
{
int64_t t = (*i).second;
@@ -458,24 +484,34 @@ bool CNode::IsBanned(CNetAddr ip)
return fResult;
}
void CNode::Ban(const CNetAddr &addr, int64_t bantimeoffset) {
void CNode::Ban(const CNetAddr& addr, int64_t bantimeoffset) {
CSubNet subNet(addr.ToString()+(addr.IsIPv4() ? "/32" : "/128"));
Ban(subNet, bantimeoffset);
}
void CNode::Ban(const CSubNet& subNet, int64_t bantimeoffset) {
int64_t banTime = GetTime()+GetArg("-bantime", 60*60*24); // Default 24-hour ban
if (bantimeoffset > 0)
banTime = GetTime()+bantimeoffset;
LOCK(cs_setBanned);
if (setBanned[addr] < banTime)
setBanned[addr] = banTime;
if (setBanned[subNet] < banTime)
setBanned[subNet] = banTime;
}
bool CNode::Unban(const CNetAddr &addr) {
CSubNet subNet(addr.ToString()+(addr.IsIPv4() ? "/32" : "/128"));
return Unban(subNet);
}
bool CNode::Unban(const CSubNet &subNet) {
LOCK(cs_setBanned);
if (setBanned.erase(addr))
if (setBanned.erase(subNet))
return true;
return false;
}
void CNode::GetBanned(std::map<CNetAddr, int64_t> &banMap)
void CNode::GetBanned(std::map<CSubNet, int64_t> &banMap)
{
LOCK(cs_setBanned);
banMap = setBanned; //create a thread safe copy