Mark Slee | 9f0c651 | 2007-02-28 23:58:26 +0000 | [diff] [blame] | 1 | // Copyright (c) 2006- Facebook |
| 2 | // Distributed under the Thrift Software License |
| 3 | // |
| 4 | // See accompanying file LICENSE or visit the Thrift site at: |
| 5 | // http://developers.facebook.com/thrift/ |
| 6 | |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 7 | #include <sys/socket.h> |
David Reiss | 1677ac9 | 2008-04-08 06:26:27 +0000 | [diff] [blame] | 8 | #include <sys/poll.h> |
Mark Slee | dd56497 | 2007-08-21 02:39:57 +0000 | [diff] [blame] | 9 | #include <sys/types.h> |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 10 | #include <netinet/in.h> |
Mark Slee | 2905078 | 2006-09-29 00:12:30 +0000 | [diff] [blame] | 11 | #include <netinet/tcp.h> |
Mark Slee | 6d56eb9 | 2007-07-06 22:28:15 +0000 | [diff] [blame] | 12 | #include <netdb.h> |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 13 | #include <fcntl.h> |
Mark Slee | 8d7e1f6 | 2006-06-07 06:48:56 +0000 | [diff] [blame] | 14 | #include <errno.h> |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 15 | |
Marc Slemko | d42a2c2 | 2006-08-10 03:30:18 +0000 | [diff] [blame] | 16 | #include "TSocket.h" |
| 17 | #include "TServerSocket.h" |
Marc Slemko | 1669885 | 2006-08-04 03:16:10 +0000 | [diff] [blame] | 18 | #include <boost/shared_ptr.hpp> |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 19 | |
Mark Slee | 256bdc4 | 2007-11-27 08:42:19 +0000 | [diff] [blame] | 20 | namespace facebook { namespace thrift { namespace transport { |
Marc Slemko | 6f038a7 | 2006-08-03 18:58:09 +0000 | [diff] [blame] | 21 | |
Martin Kraemer | e6c4fa6 | 2007-07-09 19:08:25 +0000 | [diff] [blame] | 22 | using namespace std; |
David Reiss | d4a269c | 2007-08-23 02:37:19 +0000 | [diff] [blame] | 23 | using boost::shared_ptr; |
Marc Slemko | 1669885 | 2006-08-04 03:16:10 +0000 | [diff] [blame] | 24 | |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 25 | TServerSocket::TServerSocket(int port) : |
Mark Slee | 2905078 | 2006-09-29 00:12:30 +0000 | [diff] [blame] | 26 | port_(port), |
Martin Kraemer | ee341cb | 2007-02-05 21:40:38 +0000 | [diff] [blame] | 27 | serverSocket_(-1), |
Mark Slee | 2905078 | 2006-09-29 00:12:30 +0000 | [diff] [blame] | 28 | acceptBacklog_(1024), |
| 29 | sendTimeout_(0), |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 30 | recvTimeout_(0), |
boz | 1ea81ce | 2007-05-14 23:04:33 +0000 | [diff] [blame] | 31 | retryLimit_(0), |
| 32 | retryDelay_(0), |
Christopher Piro | 9cc63b5 | 2008-03-21 00:40:42 +0000 | [diff] [blame] | 33 | tcpSendBuffer_(0), |
| 34 | tcpRecvBuffer_(0), |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 35 | intSock1_(-1), |
| 36 | intSock2_(-1) {} |
Mark Slee | 2905078 | 2006-09-29 00:12:30 +0000 | [diff] [blame] | 37 | |
| 38 | TServerSocket::TServerSocket(int port, int sendTimeout, int recvTimeout) : |
| 39 | port_(port), |
Martin Kraemer | ee341cb | 2007-02-05 21:40:38 +0000 | [diff] [blame] | 40 | serverSocket_(-1), |
Mark Slee | 2905078 | 2006-09-29 00:12:30 +0000 | [diff] [blame] | 41 | acceptBacklog_(1024), |
| 42 | sendTimeout_(sendTimeout), |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 43 | recvTimeout_(recvTimeout), |
boz | 1ea81ce | 2007-05-14 23:04:33 +0000 | [diff] [blame] | 44 | retryLimit_(0), |
| 45 | retryDelay_(0), |
Christopher Piro | 9cc63b5 | 2008-03-21 00:40:42 +0000 | [diff] [blame] | 46 | tcpSendBuffer_(0), |
| 47 | tcpRecvBuffer_(0), |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 48 | intSock1_(-1), |
| 49 | intSock2_(-1) {} |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 50 | |
| 51 | TServerSocket::~TServerSocket() { |
| 52 | close(); |
| 53 | } |
| 54 | |
Mark Slee | 2905078 | 2006-09-29 00:12:30 +0000 | [diff] [blame] | 55 | void TServerSocket::setSendTimeout(int sendTimeout) { |
| 56 | sendTimeout_ = sendTimeout; |
| 57 | } |
| 58 | |
| 59 | void TServerSocket::setRecvTimeout(int recvTimeout) { |
| 60 | recvTimeout_ = recvTimeout; |
| 61 | } |
| 62 | |
boz | 1ea81ce | 2007-05-14 23:04:33 +0000 | [diff] [blame] | 63 | void TServerSocket::setRetryLimit(int retryLimit) { |
| 64 | retryLimit_ = retryLimit; |
| 65 | } |
| 66 | |
| 67 | void TServerSocket::setRetryDelay(int retryDelay) { |
| 68 | retryDelay_ = retryDelay; |
| 69 | } |
| 70 | |
Christopher Piro | 9cc63b5 | 2008-03-21 00:40:42 +0000 | [diff] [blame] | 71 | void TServerSocket::setTcpSendBuffer(int tcpSendBuffer) { |
| 72 | tcpSendBuffer_ = tcpSendBuffer; |
| 73 | } |
| 74 | |
| 75 | void TServerSocket::setTcpRecvBuffer(int tcpRecvBuffer) { |
| 76 | tcpRecvBuffer_ = tcpRecvBuffer; |
| 77 | } |
| 78 | |
Mark Slee | 8d7e1f6 | 2006-06-07 06:48:56 +0000 | [diff] [blame] | 79 | void TServerSocket::listen() { |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 80 | int sv[2]; |
| 81 | if (-1 == socketpair(AF_LOCAL, SOCK_STREAM, 0, sv)) { |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 82 | int errno_copy = errno; |
| 83 | string errStr = "TServerSocket::listen() socketpair() " + TOutput::strerror_s(errno_copy); |
| 84 | GlobalOutput(errStr.c_str()); |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 85 | intSock1_ = -1; |
| 86 | intSock2_ = -1; |
| 87 | } else { |
Mark Slee | e02385b | 2007-06-09 01:21:16 +0000 | [diff] [blame] | 88 | intSock1_ = sv[1]; |
| 89 | intSock2_ = sv[0]; |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 90 | } |
| 91 | |
Mark Slee | 6d56eb9 | 2007-07-06 22:28:15 +0000 | [diff] [blame] | 92 | struct addrinfo hints, *res, *res0; |
| 93 | int error; |
| 94 | char port[sizeof("65536") + 1]; |
| 95 | memset(&hints, 0, sizeof(hints)); |
| 96 | hints.ai_family = PF_UNSPEC; |
| 97 | hints.ai_socktype = SOCK_STREAM; |
Mark Slee | 256bdc4 | 2007-11-27 08:42:19 +0000 | [diff] [blame] | 98 | hints.ai_flags = AI_PASSIVE | AI_ADDRCONFIG; |
Mark Slee | 6d56eb9 | 2007-07-06 22:28:15 +0000 | [diff] [blame] | 99 | sprintf(port, "%d", port_); |
| 100 | |
| 101 | // Wildcard address |
| 102 | error = getaddrinfo(NULL, port, &hints, &res0); |
| 103 | if (error) { |
| 104 | fprintf(stderr, "getaddrinfo %d: %s\n", error, gai_strerror(error)); |
| 105 | close(); |
| 106 | throw TTransportException(TTransportException::NOT_OPEN, "Could not resolve host for server socket."); |
| 107 | } |
| 108 | |
| 109 | // Pick the ipv6 address first since ipv4 addresses can be mapped |
| 110 | // into ipv6 space. |
| 111 | for (res = res0; res; res = res->ai_next) { |
| 112 | if (res->ai_family == AF_INET6 || res->ai_next == NULL) |
| 113 | break; |
| 114 | } |
Mark Slee | 256bdc4 | 2007-11-27 08:42:19 +0000 | [diff] [blame] | 115 | |
Mark Slee | 6d56eb9 | 2007-07-06 22:28:15 +0000 | [diff] [blame] | 116 | serverSocket_ = socket(res->ai_family, res->ai_socktype, res->ai_protocol); |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 117 | if (serverSocket_ == -1) { |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 118 | int errno_copy = errno; |
| 119 | string errStr = "TServerSocket::listen() socket() " + TOutput::strerror_s(errno_copy); |
| 120 | GlobalOutput(errStr.c_str()); |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 121 | close(); |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 122 | throw TTransportException(TTransportException::NOT_OPEN, "Could not create server socket.", errno_copy); |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 123 | } |
| 124 | |
| 125 | // Set reusaddress to prevent 2MSL delay on accept |
| 126 | int one = 1; |
| 127 | if (-1 == setsockopt(serverSocket_, SOL_SOCKET, SO_REUSEADDR, |
| 128 | &one, sizeof(one))) { |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 129 | int errno_copy = errno; |
| 130 | string errStr = "TServerSocket::listen() setsockopt() SO_REUSEADDR " + TOutput::strerror_s(errno_copy); |
| 131 | GlobalOutput(errStr.c_str()); |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 132 | close(); |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 133 | throw TTransportException(TTransportException::NOT_OPEN, "Could not set SO_REUSEADDR", errno_copy); |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 134 | } |
| 135 | |
Christopher Piro | 9cc63b5 | 2008-03-21 00:40:42 +0000 | [diff] [blame] | 136 | // Set TCP buffer sizes |
| 137 | if (tcpSendBuffer_ > 0) { |
| 138 | if (-1 == setsockopt(serverSocket_, SOL_SOCKET, SO_SNDBUF, |
| 139 | &tcpSendBuffer_, sizeof(tcpSendBuffer_))) { |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 140 | int errno_copy = errno; |
| 141 | string errStr = "TServerSocket::listen() setsockopt() SO_SNDBUF " + TOutput::strerror_s(errno_copy); |
| 142 | GlobalOutput(errStr.c_str()); |
Christopher Piro | 9cc63b5 | 2008-03-21 00:40:42 +0000 | [diff] [blame] | 143 | close(); |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 144 | throw TTransportException(TTransportException::NOT_OPEN, "Could not set SO_SNDBUF", errno_copy); |
Christopher Piro | 9cc63b5 | 2008-03-21 00:40:42 +0000 | [diff] [blame] | 145 | } |
| 146 | } |
| 147 | |
| 148 | if (tcpRecvBuffer_ > 0) { |
| 149 | if (-1 == setsockopt(serverSocket_, SOL_SOCKET, SO_RCVBUF, |
| 150 | &tcpRecvBuffer_, sizeof(tcpRecvBuffer_))) { |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 151 | int errno_copy = errno; |
| 152 | string errStr = "TServerSocket::listen() setsockopt() SO_RCVBUF " + TOutput::strerror_s(errno_copy); |
| 153 | GlobalOutput(errStr.c_str()); |
Christopher Piro | 9cc63b5 | 2008-03-21 00:40:42 +0000 | [diff] [blame] | 154 | close(); |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 155 | throw TTransportException(TTransportException::NOT_OPEN, "Could not set SO_RCVBUF", errno_copy); |
Christopher Piro | 9cc63b5 | 2008-03-21 00:40:42 +0000 | [diff] [blame] | 156 | } |
| 157 | } |
| 158 | |
Mark Slee | 2905078 | 2006-09-29 00:12:30 +0000 | [diff] [blame] | 159 | // Defer accept |
| 160 | #ifdef TCP_DEFER_ACCEPT |
| 161 | if (-1 == setsockopt(serverSocket_, SOL_SOCKET, TCP_DEFER_ACCEPT, |
| 162 | &one, sizeof(one))) { |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 163 | int errno_copy = errno; |
| 164 | string errStr = "TServerSocket::listen() setsockopt() TCP_DEFER_ACCEPT " + TOutput::strerror_s(errno_copy); |
| 165 | GlobalOutput(errStr.c_str()); |
Mark Slee | 2905078 | 2006-09-29 00:12:30 +0000 | [diff] [blame] | 166 | close(); |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 167 | throw TTransportException(TTransportException::NOT_OPEN, "Could not set TCP_DEFER_ACCEPT", errno_copy); |
Mark Slee | 2905078 | 2006-09-29 00:12:30 +0000 | [diff] [blame] | 168 | } |
| 169 | #endif // #ifdef TCP_DEFER_ACCEPT |
| 170 | |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 171 | // Turn linger off, don't want to block on calls to close |
| 172 | struct linger ling = {0, 0}; |
| 173 | if (-1 == setsockopt(serverSocket_, SOL_SOCKET, SO_LINGER, |
| 174 | &ling, sizeof(ling))) { |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 175 | int errno_copy = errno; |
| 176 | string errStr = "TServerSocket::listen() setsockopt() SO_LINGER " + TOutput::strerror_s(errno_copy); |
| 177 | GlobalOutput(errStr.c_str()); |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 178 | close(); |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 179 | throw TTransportException(TTransportException::NOT_OPEN, "Could not set SO_LINGER", errno_copy); |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 180 | } |
| 181 | |
Mark Slee | 2905078 | 2006-09-29 00:12:30 +0000 | [diff] [blame] | 182 | // TCP Nodelay, speed over bandwidth |
| 183 | if (-1 == setsockopt(serverSocket_, IPPROTO_TCP, TCP_NODELAY, |
| 184 | &one, sizeof(one))) { |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 185 | int errno_copy = errno; |
| 186 | string errStr = "TServerSocket::listen() setsockopt() TCP_NODELAY " + TOutput::strerror_s(errno_copy); |
| 187 | GlobalOutput(errStr.c_str()); |
Mark Slee | 2905078 | 2006-09-29 00:12:30 +0000 | [diff] [blame] | 188 | close(); |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 189 | throw TTransportException(TTransportException::NOT_OPEN, "Could not set TCP_NODELAY", errno_copy); |
Mark Slee | 2905078 | 2006-09-29 00:12:30 +0000 | [diff] [blame] | 190 | } |
| 191 | |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 192 | // Set NONBLOCK on the accept socket |
| 193 | int flags = fcntl(serverSocket_, F_GETFL, 0); |
| 194 | if (flags == -1) { |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 195 | int errno_copy = errno; |
| 196 | string errStr = "TServerSocket::listen() fcntl() F_GETFL " + TOutput::strerror_s(errno_copy); |
| 197 | GlobalOutput(errStr.c_str()); |
| 198 | throw TTransportException(TTransportException::NOT_OPEN, "fcntl() failed", errno_copy); |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 199 | } |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 200 | |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 201 | if (-1 == fcntl(serverSocket_, F_SETFL, flags | O_NONBLOCK)) { |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 202 | int errno_copy = errno; |
| 203 | string errStr = "TServerSocket::listen() fcntl() O_NONBLOCK " + TOutput::strerror_s(errno_copy); |
| 204 | GlobalOutput(errStr.c_str()); |
| 205 | throw TTransportException(TTransportException::NOT_OPEN, "fcntl() failed", errno_copy); |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 206 | } |
| 207 | |
boz | 1ea81ce | 2007-05-14 23:04:33 +0000 | [diff] [blame] | 208 | // prepare the port information |
Mark Slee | 256bdc4 | 2007-11-27 08:42:19 +0000 | [diff] [blame] | 209 | // we may want to try to bind more than once, since SO_REUSEADDR doesn't |
boz | 1ea81ce | 2007-05-14 23:04:33 +0000 | [diff] [blame] | 210 | // always seem to work. The client can configure the retry variables. |
| 211 | int retries = 0; |
| 212 | do { |
Mark Slee | 6d56eb9 | 2007-07-06 22:28:15 +0000 | [diff] [blame] | 213 | if (0 == bind(serverSocket_, res->ai_addr, res->ai_addrlen)) { |
boz | 1ea81ce | 2007-05-14 23:04:33 +0000 | [diff] [blame] | 214 | break; |
| 215 | } |
| 216 | |
| 217 | // use short circuit evaluation here to only sleep if we need to |
| 218 | } while ((retries++ < retryLimit_) && (sleep(retryDelay_) == 0)); |
| 219 | |
Mark Slee | 6d56eb9 | 2007-07-06 22:28:15 +0000 | [diff] [blame] | 220 | // free addrinfo |
| 221 | freeaddrinfo(res0); |
Mark Slee | 256bdc4 | 2007-11-27 08:42:19 +0000 | [diff] [blame] | 222 | |
boz | 1ea81ce | 2007-05-14 23:04:33 +0000 | [diff] [blame] | 223 | // throw an error if we failed to bind properly |
| 224 | if (retries > retryLimit_) { |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 225 | char errbuf[1024]; |
| 226 | sprintf(errbuf, "TServerSocket::listen() BIND %d", port_); |
boz | 6ded775 | 2007-06-05 22:41:18 +0000 | [diff] [blame] | 227 | GlobalOutput(errbuf); |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 228 | close(); |
Mark Slee | f983108 | 2007-02-20 20:59:21 +0000 | [diff] [blame] | 229 | throw TTransportException(TTransportException::NOT_OPEN, "Could not bind"); |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 230 | } |
| 231 | |
| 232 | // Call listen |
| 233 | if (-1 == ::listen(serverSocket_, acceptBacklog_)) { |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 234 | int errno_copy = errno; |
| 235 | string errStr = "TServerSocket::listen() listen() " + TOutput::strerror_s(errno_copy); |
| 236 | GlobalOutput(errStr.c_str()); |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 237 | close(); |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 238 | throw TTransportException(TTransportException::NOT_OPEN, "Could not listen", errno_copy); |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 239 | } |
| 240 | |
| 241 | // The socket is now listening! |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 242 | } |
| 243 | |
Marc Slemko | 1669885 | 2006-08-04 03:16:10 +0000 | [diff] [blame] | 244 | shared_ptr<TTransport> TServerSocket::acceptImpl() { |
Martin Kraemer | 10640d8 | 2007-02-03 01:59:12 +0000 | [diff] [blame] | 245 | if (serverSocket_ < 0) { |
Mark Slee | f983108 | 2007-02-20 20:59:21 +0000 | [diff] [blame] | 246 | throw TTransportException(TTransportException::NOT_OPEN, "TServerSocket not listening"); |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 247 | } |
| 248 | |
David Reiss | 1677ac9 | 2008-04-08 06:26:27 +0000 | [diff] [blame] | 249 | struct pollfd fds[2]; |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 250 | |
Aditya Agarwal | 7859a57 | 2007-05-31 01:33:07 +0000 | [diff] [blame] | 251 | int maxEintrs = 5; |
| 252 | int numEintrs = 0; |
| 253 | |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 254 | while (true) { |
David Reiss | 1677ac9 | 2008-04-08 06:26:27 +0000 | [diff] [blame] | 255 | memset(fds, 0 , sizeof(fds)); |
| 256 | fds[0].fd = serverSocket_; |
| 257 | fds[0].events = POLLIN; |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 258 | if (intSock2_ >= 0) { |
David Reiss | 1677ac9 | 2008-04-08 06:26:27 +0000 | [diff] [blame] | 259 | fds[1].fd = intSock2_; |
David Reiss | 2724c7a | 2008-04-18 17:48:03 +0000 | [diff] [blame] | 260 | fds[1].events = POLLIN; |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 261 | } |
David Reiss | 1677ac9 | 2008-04-08 06:26:27 +0000 | [diff] [blame] | 262 | int ret = poll(fds, 2, -1); |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 263 | |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 264 | if (ret < 0) { |
Aditya Agarwal | 7859a57 | 2007-05-31 01:33:07 +0000 | [diff] [blame] | 265 | // error cases |
boz | f83c9db | 2007-05-31 23:38:37 +0000 | [diff] [blame] | 266 | if (errno == EINTR && (numEintrs++ < maxEintrs)) { |
Mark Slee | 256bdc4 | 2007-11-27 08:42:19 +0000 | [diff] [blame] | 267 | // EINTR needs to be handled manually and we can tolerate |
Aditya Agarwal | 7859a57 | 2007-05-31 01:33:07 +0000 | [diff] [blame] | 268 | // a certain number |
| 269 | continue; |
| 270 | } |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 271 | int errno_copy = errno; |
| 272 | string errStr = "TServerSocket::acceptImpl() poll() " + TOutput::strerror_s(errno_copy); |
| 273 | GlobalOutput(errStr.c_str()); |
| 274 | throw TTransportException(TTransportException::UNKNOWN, "Unknown", errno_copy); |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 275 | } else if (ret > 0) { |
| 276 | // Check for an interrupt signal |
David Reiss | 1677ac9 | 2008-04-08 06:26:27 +0000 | [diff] [blame] | 277 | if (intSock2_ >= 0 && (fds[1].revents & POLLIN)) { |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 278 | int8_t buf; |
| 279 | if (-1 == recv(intSock2_, &buf, sizeof(int8_t), 0)) { |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 280 | int errno_copy = errno; |
| 281 | string errStr = "TServerSocket::acceptImpl() recv() interrupt " + TOutput::strerror_s(errno_copy); |
| 282 | GlobalOutput(errStr.c_str()); |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 283 | } |
| 284 | throw TTransportException(TTransportException::INTERRUPTED); |
| 285 | } |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 286 | |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 287 | // Check for the actual server socket being ready |
David Reiss | 1677ac9 | 2008-04-08 06:26:27 +0000 | [diff] [blame] | 288 | if (fds[0].revents & POLLIN) { |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 289 | break; |
| 290 | } |
| 291 | } else { |
David Reiss | 1677ac9 | 2008-04-08 06:26:27 +0000 | [diff] [blame] | 292 | GlobalOutput("TServerSocket::acceptImpl() poll 0"); |
Mark Slee | 256bdc4 | 2007-11-27 08:42:19 +0000 | [diff] [blame] | 293 | throw TTransportException(TTransportException::UNKNOWN); |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 294 | } |
| 295 | } |
| 296 | |
Mark Slee | 6d56eb9 | 2007-07-06 22:28:15 +0000 | [diff] [blame] | 297 | struct sockaddr_storage clientAddress; |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 298 | int size = sizeof(clientAddress); |
| 299 | int clientSocket = ::accept(serverSocket_, |
| 300 | (struct sockaddr *) &clientAddress, |
| 301 | (socklen_t *) &size); |
Mark Slee | 256bdc4 | 2007-11-27 08:42:19 +0000 | [diff] [blame] | 302 | |
Martin Kraemer | ee341cb | 2007-02-05 21:40:38 +0000 | [diff] [blame] | 303 | if (clientSocket < 0) { |
David Reiss | bc3dddb | 2007-08-22 23:20:24 +0000 | [diff] [blame] | 304 | int errno_copy = errno; |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 305 | string errStr = "TServerSocket::acceptImpl() ::accept() " + TOutput::strerror_s(errno_copy); |
| 306 | GlobalOutput(errStr.c_str()); |
David Reiss | bc3dddb | 2007-08-22 23:20:24 +0000 | [diff] [blame] | 307 | throw TTransportException(TTransportException::UNKNOWN, "accept()", errno_copy); |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 308 | } |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 309 | |
| 310 | // Make sure client socket is blocking |
| 311 | int flags = fcntl(clientSocket, F_GETFL, 0); |
| 312 | if (flags == -1) { |
David Reiss | bc3dddb | 2007-08-22 23:20:24 +0000 | [diff] [blame] | 313 | int errno_copy = errno; |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 314 | string errStr = "TServerSocket::acceptImpl() fcntl() F_GETFL " + TOutput::strerror_s(errno_copy); |
| 315 | GlobalOutput(errStr.c_str()); |
David Reiss | bc3dddb | 2007-08-22 23:20:24 +0000 | [diff] [blame] | 316 | throw TTransportException(TTransportException::UNKNOWN, "fcntl(F_GETFL)", errno_copy); |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 317 | } |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 318 | |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 319 | if (-1 == fcntl(clientSocket, F_SETFL, flags & ~O_NONBLOCK)) { |
David Reiss | bc3dddb | 2007-08-22 23:20:24 +0000 | [diff] [blame] | 320 | int errno_copy = errno; |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 321 | string errStr = "TServerSocket::acceptImpl() fcntl() F_SETFL ~O_NONBLOCK " + TOutput::strerror_s(errno_copy); |
| 322 | GlobalOutput(errStr.c_str()); |
David Reiss | bc3dddb | 2007-08-22 23:20:24 +0000 | [diff] [blame] | 323 | throw TTransportException(TTransportException::UNKNOWN, "fcntl(F_SETFL)", errno_copy); |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 324 | } |
Mark Slee | 256bdc4 | 2007-11-27 08:42:19 +0000 | [diff] [blame] | 325 | |
Mark Slee | 2905078 | 2006-09-29 00:12:30 +0000 | [diff] [blame] | 326 | shared_ptr<TSocket> client(new TSocket(clientSocket)); |
| 327 | if (sendTimeout_ > 0) { |
| 328 | client->setSendTimeout(sendTimeout_); |
| 329 | } |
| 330 | if (recvTimeout_ > 0) { |
| 331 | client->setRecvTimeout(recvTimeout_); |
Mark Slee | a5a783f | 2007-03-02 19:41:08 +0000 | [diff] [blame] | 332 | } |
Mark Slee | 256bdc4 | 2007-11-27 08:42:19 +0000 | [diff] [blame] | 333 | |
Mark Slee | 2905078 | 2006-09-29 00:12:30 +0000 | [diff] [blame] | 334 | return client; |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 335 | } |
| 336 | |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 337 | void TServerSocket::interrupt() { |
| 338 | if (intSock1_ >= 0) { |
| 339 | int8_t byte = 0; |
| 340 | if (-1 == send(intSock1_, &byte, sizeof(int8_t), 0)) { |
David Reiss | 9b20955 | 2008-04-08 06:26:05 +0000 | [diff] [blame] | 341 | int errno_copy = errno; |
| 342 | string errStr = "TServerSocket::interrupt() send() " + TOutput::strerror_s(errno_copy); |
| 343 | GlobalOutput(errStr.c_str()); |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 344 | } |
| 345 | } |
| 346 | } |
| 347 | |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 348 | void TServerSocket::close() { |
Martin Kraemer | ee341cb | 2007-02-05 21:40:38 +0000 | [diff] [blame] | 349 | if (serverSocket_ >= 0) { |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 350 | shutdown(serverSocket_, SHUT_RDWR); |
| 351 | ::close(serverSocket_); |
| 352 | } |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 353 | if (intSock1_ >= 0) { |
| 354 | ::close(intSock1_); |
| 355 | } |
| 356 | if (intSock2_ >= 0) { |
| 357 | ::close(intSock2_); |
| 358 | } |
Martin Kraemer | ee341cb | 2007-02-05 21:40:38 +0000 | [diff] [blame] | 359 | serverSocket_ = -1; |
Mark Slee | 561b536 | 2007-03-09 19:26:29 +0000 | [diff] [blame] | 360 | intSock1_ = -1; |
| 361 | intSock2_ = -1; |
Mark Slee | e854063 | 2006-05-30 09:24:40 +0000 | [diff] [blame] | 362 | } |
Marc Slemko | 6f038a7 | 2006-08-03 18:58:09 +0000 | [diff] [blame] | 363 | |
| 364 | }}} // facebook::thrift::transport |