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-rw-r--r--src/connection.cpp339
1 files changed, 0 insertions, 339 deletions
diff --git a/src/connection.cpp b/src/connection.cpp
index c902c2d22..222251bb4 100644
--- a/src/connection.cpp
+++ b/src/connection.cpp
@@ -36,8 +36,6 @@ using namespace std;
extern std::vector<Module*> modules;
extern std::vector<ircd_module*> factory;
-std::deque<std::string> xsums;
-
extern int MODCOUNT;
extern time_t TIME;
@@ -78,66 +76,6 @@ connection::connection()
}
-bool connection::CreateListener(char* newhost, int p)
-{
- sockaddr_in host_address;
- int flags;
- in_addr addy;
- int on = 0;
- struct linger linger = { 0 };
-
- this->port = p;
-
- fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
- if (fd <= 0)
- {
- return false;
- }
-
- setsockopt(fd,SOL_SOCKET,SO_REUSEADDR,(const char*)&on,sizeof(on));
- linger.l_onoff = 1;
- linger.l_linger = 1;
- setsockopt(fd,SOL_SOCKET,SO_LINGER,(const char*)&linger,sizeof(linger));
-
- // attempt to increase socket sendq and recvq as high as its possible
- // to get them on linux.
- int sendbuf = 32768;
- int recvbuf = 32768;
- setsockopt(fd,SOL_SOCKET,SO_SNDBUF,(const void *)&sendbuf,sizeof(sendbuf));
- setsockopt(fd,SOL_SOCKET,SO_RCVBUF,(const void *)&recvbuf,sizeof(sendbuf));
-
- memset((void*)&host_address, 0, sizeof(host_address));
-
- host_address.sin_family = AF_INET;
-
- if (!strcmp(newhost,""))
- {
- host_address.sin_addr.s_addr = htonl(INADDR_ANY);
- }
- else
- {
- inet_aton(newhost,&addy);
- host_address.sin_addr = addy;
- }
-
- host_address.sin_port = htons(p);
-
- if (bind(fd,(sockaddr*)&host_address,sizeof(host_address))<0)
- {
- return false;
- }
-
- // make the socket non-blocking
- flags = fcntl(fd, F_GETFL, 0);
- fcntl(fd, F_SETFL, flags | O_NONBLOCK);
-
- this->port = p;
-
- listen(this->fd,32);
-
- return true;
-}
-
char* ircd_connector::GetServerIP()
{
return this->host;
@@ -262,43 +200,6 @@ bool ircd_connector::MakeOutboundConnection(char* newhost, int newport)
}
-bool connection::BeginLink(char* targethost, int newport, char* password, char* servername, int myport)
-{
- char connect[MAXBUF];
-
- ircd_connector connector;
- ircd_connector *cn = this->FindHost(servername);
-
-
- if (cn)
- {
- WriteOpers("CONNECT aborted: Server %s already exists",servername);
- return false;
- }
-
-
- if (this->fd)
- {
- if (connector.MakeOutboundConnection(targethost,newport))
- {
- // targethost has been turned into an ip...
- // we dont want this as the server name.
- connector.SetServerName(servername);
- snprintf(connect,MAXBUF,"S %s %s %lu %lu :%s",getservername().c_str(),password,(unsigned long)myport,(unsigned long)GetRevision(),getserverdesc().c_str());
- connector.SetState(STATE_NOAUTH_OUTBOUND);
- connector.SetHostAndPort(targethost, newport);
- this->connectors.push_back(connector);
- return this->SendPacket(connect, servername);
- }
- else
- {
- connector.SetState(STATE_DISCONNECTED);
- WriteOpers("Could not create outbound connection to %s:%d",targethost,newport);
- }
- }
- return false;
-}
-
void ircd_connector::SetVersionString(std::string newversion)
{
log(DEBUG,"Set version of %s to %s",this->servername.c_str(),newversion.c_str());
@@ -310,79 +211,6 @@ std::string ircd_connector::GetVersionString()
return this->version;
}
-bool connection::MeshCookie(char* targethost, int newport, unsigned long cookie, char* servername)
-{
- char connect[MAXBUF];
-
- ircd_connector connector;
-
- WriteOpers("Establishing meshed link to %s:%d",servername,newport);
-
- if (this->fd)
- {
- if (connector.MakeOutboundConnection(targethost,newport))
- {
- // targethost has been turned into an ip...
- // we dont want this as the server name.
- connector.SetServerName(servername);
- snprintf(connect,MAXBUF,"- %lu %s :%s",cookie,getservername().c_str(),getserverdesc().c_str());
- connector.SetState(STATE_NOAUTH_OUTBOUND);
- connector.SetHostAndPort(targethost, newport);
- connector.SetState(STATE_CONNECTED);
- this->connectors.push_back(connector);
- return this->SendPacket(connect, servername);
- }
- else
- {
- connector.SetState(STATE_DISCONNECTED);
- WriteOpers("Could not create outbound connection to %s:%d",targethost,newport);
- }
- }
- return false;
-}
-
-bool connection::AddIncoming(int newfd, char* targethost, int sourceport)
-{
- ircd_connector connector;
-
- // targethost has been turned into an ip...
- // we dont want this as the server name.
- connector.SetServerName(targethost);
- connector.SetDescriptor(newfd);
- connector.SetState(STATE_NOAUTH_INBOUND);
- int flags = fcntl(newfd, F_GETFL, 0);
- fcntl(newfd, F_SETFL, flags | O_NONBLOCK);
- int sendbuf = 32768;
- int recvbuf = 32768;
- setsockopt(newfd,SOL_SOCKET,SO_SNDBUF,(const void *)&sendbuf,sizeof(sendbuf));
- setsockopt(newfd,SOL_SOCKET,SO_RCVBUF,(const void *)&recvbuf,sizeof(sendbuf));
- connector.SetHostAndPort(targethost, sourceport);
- connector.SetState(STATE_NOAUTH_INBOUND);
- log(DEBUG,"connection::AddIncoming() Added connection: %s:%d",targethost,sourceport);
- this->connectors.push_back(connector);
- return true;
-}
-
-void connection::TerminateLink(char* targethost)
-{
- // this locates the targethost in the connection::connectors vector of the class,
- // and terminates it by sending it an SQUIT token and closing its descriptor.
- // TerminateLink with a null string causes a terminate of ALL links
-}
-
-
-// Returns a pointer to the connector for 'host'
-ircd_connector* connection::FindHost(std::string findhost)
-{
- for (int i = 0; i < this->connectors.size(); i++)
- {
- if (this->connectors[i].GetServerName() == findhost)
- {
- return &this->connectors[i];
- }
- }
- return NULL;
-}
std::string ircd_connector::GetServerName()
{
@@ -438,170 +266,3 @@ void ircd_connector::SetDescriptor(int newfd)
{
this->fd = newfd;
}
-
-bool connection::SendPacket(char *message, const char* sendhost)
-{
- if ((!message) || (!sendhost))
- return true;
-
- ircd_connector* cn = this->FindHost(sendhost);
-
- if (!strchr(message,'\n'))
- {
- strlcat(message,"\n",MAXBUF);
- }
-
- if (cn)
- {
- log(DEBUG,"main: Connection::SendPacket() sent '%s' to %s",message,cn->GetServerName().c_str());
-
- if (cn->GetState() == STATE_DISCONNECTED)
- {
- log(DEBUG,"\n\n\n\nMain route to %s is down, seeking alternative\n\n\n\n",sendhost);
- // fix: can only route one hop to avoid a loop
- if (strncmp(message,"R ",2))
- {
- log(DEBUG,"Not a double reroute");
- // this route is down, we must re-route the packet through an available point in the mesh.
- for (int k = 0; k < this->connectors.size(); k++)
- {
- log(DEBUG,"Check connector %d: %s",k,this->connectors[k].GetServerName().c_str());
- // search for another point in the mesh which can 'reach' where we want to go
- for (int m = 0; m < this->connectors[k].routes.size(); m++)
- {
- log(DEBUG,"Check connector %d: %s route %s",k,this->connectors[k].GetServerName().c_str(),this->connectors[k].routes[m].c_str());
- if (!strcasecmp(this->connectors[k].routes[m].c_str(),sendhost))
- {
- log(DEBUG,"Found alternative route for packet: %s",this->connectors[k].GetServerName().c_str());
- char buffer[MAXBUF];
- snprintf(buffer,MAXBUF,"R %s %s",sendhost,message);
- this->SendPacket(buffer,this->connectors[k].GetServerName().c_str());
- return true;
- }
- }
- }
- }
- char buffer[MAXBUF];
- snprintf(buffer,MAXBUF,"& %s",sendhost);
- NetSendToAllExcept(sendhost,buffer);
- log(DEBUG,"\n\nThere are no routes to %s, we're gonna boot the server off!\n\n",sendhost);
- DoSplit(sendhost);
- return false;
- }
-
- // returns false if the packet could not be sent (e.g. target host down)
- if (send(cn->GetDescriptor(),message,strlen(message),0)<0)
- {
- log(DEBUG,"send() failed for Connection::SendPacket(): %s",strerror(errno));
- log(DEBUG,"Disabling connector: %s",cn->GetServerName().c_str());
- cn->CloseConnection();
- cn->SetState(STATE_DISCONNECTED);
- // retry the packet along a new route so either arrival OR failure are gauranteed (bugfix)
- return this->SendPacket(message,sendhost);
- }
- return true;
- }
-}
-
-bool already_have_sum(std::string sum)
-{
- for (int i = 0; i < xsums.size(); i++)
- {
- if (xsums[i] == sum)
- {
- return true;
- }
- }
- if (xsums.size() >= 128)
- {
- xsums.pop_front();
- }
- xsums.push_back(sum);
- return false;
-}
-
-// receives a packet from any where there is data waiting, first come, first served
-// fills the message and host values with the host where the data came from.
-
-bool connection::RecvPacket(std::deque<std::string> &messages, char* recvhost,std::deque<std::string> &sums)
-{
- char data[65536];
- memset(data, 0, 65536);
- for (int i = 0; i < this->connectors.size(); i++)
- {
- if (this->connectors[i].GetState() != STATE_DISCONNECTED)
- {
- // returns false if the packet could not be sent (e.g. target host down)
- int rcvsize = 0;
-
- // check if theres any data on this socket
- // if not, continue onwards to the next.
- pollfd polls;
- polls.fd = this->connectors[i].GetDescriptor();
- polls.events = POLLIN;
- int ret = poll(&polls,1,1);
- if (ret <= 0) continue;
-
- rcvsize = recv(this->connectors[i].GetDescriptor(),data,65000,0);
- data[rcvsize] = '\0';
- if (rcvsize == -1)
- {
- if (errno != EAGAIN)
- {
- log(DEBUG,"recv() failed for Connection::RecvPacket(): %s",strerror(errno));
- log(DEBUG,"Disabling connector: %s",this->connectors[i].GetServerName().c_str());
- this->connectors[i].CloseConnection();
- this->connectors[i].SetState(STATE_DISCONNECTED);
- }
- }
- int pushed = 0;
- if (rcvsize > 0)
- {
- this->connectors[i].AddBuffer(data);
- if (this->connectors[i].BufferIsComplete())
- {
- while (this->connectors[i].BufferIsComplete())
- {
- std::string text = this->connectors[i].GetBuffer();
- if (text != "")
- {
- if ((text[0] == ':') && (text.find(" ") != std::string::npos))
- {
- std::string orig = text;
- log(DEBUG,"Original: %s",text.c_str());
- std::string sum = text.substr(1,text.find(" ")-1);
- text = text.substr(text.find(" ")+1,text.length());
- std::string possible_token = text.substr(1,text.find(" ")-1);
- if (possible_token.length() > 1)
- {
- sums.push_back("*");
- text = orig;
- log(DEBUG,"Non-mesh, non-tokenized string passed up the chain");
- }
- else
- {
- log(DEBUG,"Packet sum: '%s'",sum.c_str());
- if ((already_have_sum(sum)) && (sum != "*"))
- {
- // we don't accept dupes
- log(DEBUG,"Duplicate packet sum %s from server %s dropped",sum.c_str(),this->connectors[i].GetServerName().c_str());
- continue;
- }
- sums.push_back(sum.c_str());
- }
- }
- else sums.push_back("*");
- messages.push_back(text.c_str());
- strlcpy(recvhost,this->connectors[i].GetServerName().c_str(),160);
- log(DEBUG,"Connection::RecvPacket() %d:%s->%s",pushed++,recvhost,text.c_str());
- }
- }
- return true;
- }
- }
- }
- }
- // nothing new yet -- message and host will be undefined
- return false;
-}
-
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-21 07:30:55 +0000