void petabricks::RemoteHost::accept(jalib::JServerSocket& s) { _control.close(); _control = s.accept(); JASSERT(_control.isValid()); for(int i=0; i<REMOTEHOST_DATACHANS; ++i) { _data[i].close(); _data[i] = s.accept(); JASSERT(_data[i].isValid()); } _lastchan = 1; handshake(); }
void IB2TCP::openListenSocket() { if (Util::isValidFd(listenSock.sockfd())) { return; } listenSock = jalib::JServerSocket(jalib::JSockAddr::ANY, 0); JASSERT(listenSock.isValid()); listenSock.changeFd(fdCounter++); JASSERT(dmtcp_is_protected_fd(fdCounter) == 0); // Setup restore socket for name service struct sockaddr_in addr_in; addr_in.sin_family = AF_INET; dmtcp_get_local_ip_addr(&addr_in.sin_addr); addr_in.sin_port = htons(listenSock.port()); memcpy(&listenAddr, &addr_in, sizeof(addr_in)); listenAddrLen = sizeof(addr_in); JNOTE("opened listen socket") (listenSock.sockfd()) (inet_ntoa(addr_in.sin_addr)) (ntohs(addr_in.sin_port)); }
void IB2TCP::createTCPConnections() { if (!isVirtIB) { return; } size_t numRemaining = 0; map<uint32_t, IB_QP*>::iterator it; //First do a connect for (it = queuePairs.begin(); it != queuePairs.end(); it++) { IB_QP *ibqp = it->second; IB_QId remoteId = ibqp->getRemoteId(); if (ibqp->localId > ibqp->remoteId) { struct sockaddr_in *addr_in = (struct sockaddr_in*) &ibqp->remoteAddr; JNOTE("connecting to remote node") (inet_ntoa(addr_in->sin_addr)) (ntohs(addr_in->sin_port)); jalib::JSocket sock = jalib::JClientSocket((sockaddr*) &ibqp->remoteAddr, ibqp->remoteAddrLen); sock.changeFd(fdCounter++); int fd = sock.sockfd(); JASSERT(fd != -1); JASSERT(Util::writeAll(fd, &remoteId, sizeof(remoteId)) == sizeof(remoteId)) (JASSERT_ERRNO); fdToQP[fd] = ibqp; qpToFd[ibqp] = fd; socks.push_back(fd); } else { numRemaining++; } } // Now accept all connections. for (size_t i = 0; i < numRemaining; i++) { IB_QId localId; jalib::JSocket sock = listenSock.accept(); JASSERT(sock.isValid()); sock.changeFd(fdCounter++); JASSERT(Util::readAll(sock.sockfd(), &localId, sizeof(localId)) == sizeof(localId)) (JASSERT_ERRNO); JASSERT(queuePairs.find(localId.qp_num) != queuePairs.end()) (localId.qp_num) (localId.lid); IB_QP *ibqp = queuePairs[localId.qp_num]; JASSERT(ibqp->localId < ibqp->remoteId) (ibqp->localId.qp_num) (ibqp->remoteId.qp_num); fdToQP[sock.sockfd()] = ibqp; qpToFd[ibqp] = sock.sockfd(); socks.push_back(sock.sockfd()); } }