Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 1 | /* |
Jens Axboe | da751ca | 2007-03-14 10:59:33 +0100 | [diff] [blame] | 2 | * net engine |
| 3 | * |
| 4 | * IO engine that reads/writes to/from sockets. |
| 5 | * |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 6 | */ |
| 7 | #include <stdio.h> |
| 8 | #include <stdlib.h> |
| 9 | #include <unistd.h> |
Steven Noonan | 842805f | 2012-12-01 08:16:55 +0000 | [diff] [blame] | 10 | #include <signal.h> |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 11 | #include <errno.h> |
| 12 | #include <assert.h> |
| 13 | #include <netinet/in.h> |
Steven Noonan | 70a7878 | 2012-11-28 14:52:36 -0800 | [diff] [blame^] | 14 | #include <netinet/tcp.h> |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 15 | #include <arpa/inet.h> |
| 16 | #include <netdb.h> |
Jens Axboe | 5fdd124 | 2007-02-11 04:00:37 +0100 | [diff] [blame] | 17 | #include <sys/poll.h> |
Jens Axboe | 7292056 | 2008-06-02 12:30:06 +0200 | [diff] [blame] | 18 | #include <sys/types.h> |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 19 | #include <sys/stat.h> |
Jens Axboe | 7292056 | 2008-06-02 12:30:06 +0200 | [diff] [blame] | 20 | #include <sys/socket.h> |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 21 | #include <sys/un.h> |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 22 | |
| 23 | #include "../fio.h" |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 24 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 25 | struct netio_data { |
| 26 | int listenfd; |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 27 | int use_splice; |
| 28 | int pipes[2]; |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 29 | struct sockaddr_in addr; |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 30 | struct sockaddr_un addr_un; |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 31 | }; |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 32 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 33 | struct netio_options { |
| 34 | struct thread_data *td; |
| 35 | unsigned int port; |
| 36 | unsigned int proto; |
| 37 | unsigned int listen; |
Jens Axboe | 6f73a7f | 2012-11-30 09:59:20 +0100 | [diff] [blame] | 38 | unsigned int pingpong; |
Steven Noonan | 70a7878 | 2012-11-28 14:52:36 -0800 | [diff] [blame^] | 39 | unsigned int nodelay; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 40 | }; |
| 41 | |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 42 | struct udp_close_msg { |
| 43 | uint32_t magic; |
| 44 | uint32_t cmd; |
| 45 | }; |
| 46 | |
| 47 | enum { |
| 48 | FIO_LINK_CLOSE = 0x89, |
Jens Axboe | b96d243 | 2012-11-30 08:27:46 +0100 | [diff] [blame] | 49 | FIO_LINK_OPEN_CLOSE_MAGIC = 0x6c696e6b, |
| 50 | FIO_LINK_OPEN = 0x98, |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 51 | |
| 52 | FIO_TYPE_TCP = 1, |
| 53 | FIO_TYPE_UDP = 2, |
| 54 | FIO_TYPE_UNIX = 3, |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 55 | }; |
| 56 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 57 | static int str_hostname_cb(void *data, const char *input); |
| 58 | static struct fio_option options[] = { |
| 59 | { |
| 60 | .name = "hostname", |
| 61 | .type = FIO_OPT_STR_STORE, |
| 62 | .cb = str_hostname_cb, |
| 63 | .help = "Hostname for net IO engine", |
| 64 | }, |
| 65 | { |
| 66 | .name = "port", |
| 67 | .type = FIO_OPT_INT, |
| 68 | .off1 = offsetof(struct netio_options, port), |
| 69 | .minval = 1, |
| 70 | .maxval = 65535, |
| 71 | .help = "Port to use for TCP or UDP net connections", |
| 72 | }, |
| 73 | { |
| 74 | .name = "protocol", |
| 75 | .alias = "proto", |
| 76 | .type = FIO_OPT_STR, |
| 77 | .off1 = offsetof(struct netio_options, proto), |
| 78 | .help = "Network protocol to use", |
| 79 | .def = "tcp", |
| 80 | .posval = { |
| 81 | { .ival = "tcp", |
| 82 | .oval = FIO_TYPE_TCP, |
| 83 | .help = "Transmission Control Protocol", |
| 84 | }, |
| 85 | { .ival = "udp", |
| 86 | .oval = FIO_TYPE_UDP, |
Bruce Cran | f5cc3d0 | 2012-10-10 08:17:44 -0600 | [diff] [blame] | 87 | .help = "User Datagram Protocol", |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 88 | }, |
| 89 | { .ival = "unix", |
| 90 | .oval = FIO_TYPE_UNIX, |
| 91 | .help = "UNIX domain socket", |
| 92 | }, |
| 93 | }, |
| 94 | }, |
| 95 | { |
Steven Noonan | 70a7878 | 2012-11-28 14:52:36 -0800 | [diff] [blame^] | 96 | .name = "nodelay", |
| 97 | .type = FIO_OPT_BOOL, |
| 98 | .off1 = offsetof(struct netio_options, nodelay), |
| 99 | .help = "Use TCP_NODELAY on TCP connections", |
| 100 | }, |
| 101 | { |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 102 | .name = "listen", |
| 103 | .type = FIO_OPT_STR_SET, |
| 104 | .off1 = offsetof(struct netio_options, listen), |
| 105 | .help = "Listen for incoming TCP connections", |
| 106 | }, |
| 107 | { |
Jens Axboe | 6f73a7f | 2012-11-30 09:59:20 +0100 | [diff] [blame] | 108 | .name = "pingpong", |
| 109 | .type = FIO_OPT_STR_SET, |
| 110 | .off1 = offsetof(struct netio_options, pingpong), |
| 111 | .help = "Ping-pong IO requests", |
| 112 | }, |
| 113 | { |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 114 | .name = NULL, |
| 115 | }, |
| 116 | }; |
| 117 | |
Jens Axboe | 371d456 | 2009-01-19 10:17:06 +0100 | [diff] [blame] | 118 | /* |
| 119 | * Return -1 for error and 'nr events' for a positive number |
| 120 | * of events |
| 121 | */ |
| 122 | static int poll_wait(struct thread_data *td, int fd, short events) |
| 123 | { |
| 124 | struct pollfd pfd; |
| 125 | int ret; |
| 126 | |
| 127 | while (!td->terminate) { |
| 128 | pfd.fd = fd; |
| 129 | pfd.events = events; |
| 130 | ret = poll(&pfd, 1, -1); |
| 131 | if (ret < 0) { |
| 132 | if (errno == EINTR) |
Jens Axboe | d5b388a | 2009-01-19 12:38:27 +0100 | [diff] [blame] | 133 | break; |
Jens Axboe | 371d456 | 2009-01-19 10:17:06 +0100 | [diff] [blame] | 134 | |
| 135 | td_verror(td, errno, "poll"); |
| 136 | return -1; |
| 137 | } else if (!ret) |
| 138 | continue; |
| 139 | |
| 140 | break; |
| 141 | } |
| 142 | |
| 143 | if (pfd.revents & events) |
| 144 | return 1; |
Jens Axboe | 371d456 | 2009-01-19 10:17:06 +0100 | [diff] [blame] | 145 | |
| 146 | return -1; |
| 147 | } |
| 148 | |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 149 | static int fio_netio_prep(struct thread_data *td, struct io_u *io_u) |
| 150 | { |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 151 | struct netio_options *o = td->eo; |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 152 | |
Jens Axboe | 7a6499d | 2007-02-07 09:35:29 +0100 | [diff] [blame] | 153 | /* |
| 154 | * Make sure we don't see spurious reads to a receiver, and vice versa |
| 155 | */ |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 156 | if (o->proto == FIO_TYPE_TCP) |
| 157 | return 0; |
| 158 | |
| 159 | if ((o->listen && io_u->ddir == DDIR_WRITE) || |
| 160 | (!o->listen && io_u->ddir == DDIR_READ)) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 161 | td_verror(td, EINVAL, "bad direction"); |
Jens Axboe | 7a6499d | 2007-02-07 09:35:29 +0100 | [diff] [blame] | 162 | return 1; |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 163 | } |
Bruce Cran | 3f457be | 2012-10-10 13:37:41 +0100 | [diff] [blame] | 164 | |
Jens Axboe | f85ac25 | 2008-03-01 18:09:49 +0100 | [diff] [blame] | 165 | return 0; |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 166 | } |
| 167 | |
Jens Axboe | 67bf982 | 2013-01-10 11:23:19 +0100 | [diff] [blame] | 168 | #ifdef CONFIG_LINUX_SPLICE |
Jens Axboe | cd963e1 | 2007-06-24 21:41:46 +0200 | [diff] [blame] | 169 | static int splice_io_u(int fdin, int fdout, unsigned int len) |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 170 | { |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 171 | int bytes = 0; |
| 172 | |
| 173 | while (len) { |
Jens Axboe | cd963e1 | 2007-06-24 21:41:46 +0200 | [diff] [blame] | 174 | int ret = splice(fdin, NULL, fdout, NULL, len, 0); |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 175 | |
| 176 | if (ret < 0) { |
| 177 | if (!bytes) |
| 178 | bytes = ret; |
| 179 | |
| 180 | break; |
| 181 | } else if (!ret) |
| 182 | break; |
| 183 | |
| 184 | bytes += ret; |
Jens Axboe | f657a2f | 2007-06-22 20:40:10 +0200 | [diff] [blame] | 185 | len -= ret; |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 186 | } |
| 187 | |
| 188 | return bytes; |
| 189 | } |
| 190 | |
| 191 | /* |
Jens Axboe | cd963e1 | 2007-06-24 21:41:46 +0200 | [diff] [blame] | 192 | * Receive bytes from a socket and fill them into the internal pipe |
| 193 | */ |
| 194 | static int splice_in(struct thread_data *td, struct io_u *io_u) |
| 195 | { |
| 196 | struct netio_data *nd = td->io_ops->data; |
| 197 | |
| 198 | return splice_io_u(io_u->file->fd, nd->pipes[1], io_u->xfer_buflen); |
| 199 | } |
| 200 | |
| 201 | /* |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 202 | * Transmit 'len' bytes from the internal pipe |
| 203 | */ |
| 204 | static int splice_out(struct thread_data *td, struct io_u *io_u, |
| 205 | unsigned int len) |
| 206 | { |
| 207 | struct netio_data *nd = td->io_ops->data; |
Jens Axboe | cd963e1 | 2007-06-24 21:41:46 +0200 | [diff] [blame] | 208 | |
| 209 | return splice_io_u(nd->pipes[0], io_u->file->fd, len); |
| 210 | } |
| 211 | |
| 212 | static int vmsplice_io_u(struct io_u *io_u, int fd, unsigned int len) |
| 213 | { |
| 214 | struct iovec iov = { |
| 215 | .iov_base = io_u->xfer_buf, |
| 216 | .iov_len = len, |
| 217 | }; |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 218 | int bytes = 0; |
| 219 | |
Jens Axboe | cd963e1 | 2007-06-24 21:41:46 +0200 | [diff] [blame] | 220 | while (iov.iov_len) { |
| 221 | int ret = vmsplice(fd, &iov, 1, SPLICE_F_MOVE); |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 222 | |
| 223 | if (ret < 0) { |
| 224 | if (!bytes) |
| 225 | bytes = ret; |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 226 | break; |
| 227 | } else if (!ret) |
| 228 | break; |
| 229 | |
Jens Axboe | cd963e1 | 2007-06-24 21:41:46 +0200 | [diff] [blame] | 230 | iov.iov_len -= ret; |
| 231 | iov.iov_base += ret; |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 232 | bytes += ret; |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 233 | } |
| 234 | |
| 235 | return bytes; |
Jens Axboe | cd963e1 | 2007-06-24 21:41:46 +0200 | [diff] [blame] | 236 | |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 237 | } |
| 238 | |
| 239 | /* |
| 240 | * vmsplice() pipe to io_u buffer |
| 241 | */ |
| 242 | static int vmsplice_io_u_out(struct thread_data *td, struct io_u *io_u, |
| 243 | unsigned int len) |
| 244 | { |
| 245 | struct netio_data *nd = td->io_ops->data; |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 246 | |
Jens Axboe | cd963e1 | 2007-06-24 21:41:46 +0200 | [diff] [blame] | 247 | return vmsplice_io_u(io_u, nd->pipes[0], len); |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 248 | } |
| 249 | |
| 250 | /* |
| 251 | * vmsplice() io_u to pipe |
| 252 | */ |
| 253 | static int vmsplice_io_u_in(struct thread_data *td, struct io_u *io_u) |
| 254 | { |
| 255 | struct netio_data *nd = td->io_ops->data; |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 256 | |
Jens Axboe | cd963e1 | 2007-06-24 21:41:46 +0200 | [diff] [blame] | 257 | return vmsplice_io_u(io_u, nd->pipes[1], io_u->xfer_buflen); |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 258 | } |
| 259 | |
Jens Axboe | cd963e1 | 2007-06-24 21:41:46 +0200 | [diff] [blame] | 260 | /* |
| 261 | * splice receive - transfer socket data into a pipe using splice, then map |
| 262 | * that pipe data into the io_u using vmsplice. |
| 263 | */ |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 264 | static int fio_netio_splice_in(struct thread_data *td, struct io_u *io_u) |
| 265 | { |
| 266 | int ret; |
| 267 | |
| 268 | ret = splice_in(td, io_u); |
Jens Axboe | cd963e1 | 2007-06-24 21:41:46 +0200 | [diff] [blame] | 269 | if (ret > 0) |
| 270 | return vmsplice_io_u_out(td, io_u, ret); |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 271 | |
Jens Axboe | cd963e1 | 2007-06-24 21:41:46 +0200 | [diff] [blame] | 272 | return ret; |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 273 | } |
| 274 | |
Jens Axboe | cd963e1 | 2007-06-24 21:41:46 +0200 | [diff] [blame] | 275 | /* |
| 276 | * splice transmit - map data from the io_u into a pipe by using vmsplice, |
| 277 | * then transfer that pipe to a socket using splice. |
| 278 | */ |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 279 | static int fio_netio_splice_out(struct thread_data *td, struct io_u *io_u) |
| 280 | { |
| 281 | int ret; |
| 282 | |
| 283 | ret = vmsplice_io_u_in(td, io_u); |
Jens Axboe | cd963e1 | 2007-06-24 21:41:46 +0200 | [diff] [blame] | 284 | if (ret > 0) |
| 285 | return splice_out(td, io_u, ret); |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 286 | |
Jens Axboe | cd963e1 | 2007-06-24 21:41:46 +0200 | [diff] [blame] | 287 | return ret; |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 288 | } |
Jens Axboe | 5921e80 | 2008-05-30 15:02:38 +0200 | [diff] [blame] | 289 | #else |
| 290 | static int fio_netio_splice_in(struct thread_data *td, struct io_u *io_u) |
| 291 | { |
Jens Axboe | af8771b | 2008-05-30 22:58:28 +0200 | [diff] [blame] | 292 | errno = EOPNOTSUPP; |
Jens Axboe | 5921e80 | 2008-05-30 15:02:38 +0200 | [diff] [blame] | 293 | return -1; |
| 294 | } |
| 295 | |
| 296 | static int fio_netio_splice_out(struct thread_data *td, struct io_u *io_u) |
| 297 | { |
Jens Axboe | af8771b | 2008-05-30 22:58:28 +0200 | [diff] [blame] | 298 | errno = EOPNOTSUPP; |
Jens Axboe | 5921e80 | 2008-05-30 15:02:38 +0200 | [diff] [blame] | 299 | return -1; |
| 300 | } |
| 301 | #endif |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 302 | |
| 303 | static int fio_netio_send(struct thread_data *td, struct io_u *io_u) |
| 304 | { |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 305 | struct netio_data *nd = td->io_ops->data; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 306 | struct netio_options *o = td->eo; |
Jens Axboe | 6f73a7f | 2012-11-30 09:59:20 +0100 | [diff] [blame] | 307 | int ret, flags = 0; |
Jens Axboe | 371d456 | 2009-01-19 10:17:06 +0100 | [diff] [blame] | 308 | |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 309 | do { |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 310 | if (o->proto == FIO_TYPE_UDP) { |
Jens Axboe | 62b3892 | 2009-05-11 10:37:33 +0200 | [diff] [blame] | 311 | struct sockaddr *to = (struct sockaddr *) &nd->addr; |
| 312 | |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 313 | ret = sendto(io_u->file->fd, io_u->xfer_buf, |
Jens Axboe | 62b3892 | 2009-05-11 10:37:33 +0200 | [diff] [blame] | 314 | io_u->xfer_buflen, flags, to, |
| 315 | sizeof(*to)); |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 316 | } else { |
| 317 | /* |
| 318 | * if we are going to write more, set MSG_MORE |
| 319 | */ |
Jens Axboe | 5921e80 | 2008-05-30 15:02:38 +0200 | [diff] [blame] | 320 | #ifdef MSG_MORE |
Jens Axboe | 6f73a7f | 2012-11-30 09:59:20 +0100 | [diff] [blame] | 321 | if ((td->this_io_bytes[DDIR_WRITE] + io_u->xfer_buflen < |
| 322 | td->o.size) && !o->pingpong) |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 323 | flags |= MSG_MORE; |
Jens Axboe | 5921e80 | 2008-05-30 15:02:38 +0200 | [diff] [blame] | 324 | #endif |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 325 | ret = send(io_u->file->fd, io_u->xfer_buf, |
| 326 | io_u->xfer_buflen, flags); |
| 327 | } |
| 328 | if (ret > 0) |
| 329 | break; |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 330 | |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 331 | ret = poll_wait(td, io_u->file->fd, POLLOUT); |
| 332 | if (ret <= 0) |
| 333 | break; |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 334 | } while (1); |
| 335 | |
| 336 | return ret; |
| 337 | } |
| 338 | |
| 339 | static int is_udp_close(struct io_u *io_u, int len) |
| 340 | { |
| 341 | struct udp_close_msg *msg; |
| 342 | |
| 343 | if (len != sizeof(struct udp_close_msg)) |
| 344 | return 0; |
| 345 | |
| 346 | msg = io_u->xfer_buf; |
Jens Axboe | b96d243 | 2012-11-30 08:27:46 +0100 | [diff] [blame] | 347 | if (ntohl(msg->magic) != FIO_LINK_OPEN_CLOSE_MAGIC) |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 348 | return 0; |
| 349 | if (ntohl(msg->cmd) != FIO_LINK_CLOSE) |
| 350 | return 0; |
| 351 | |
| 352 | return 1; |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 353 | } |
| 354 | |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 355 | static int fio_netio_recv(struct thread_data *td, struct io_u *io_u) |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 356 | { |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 357 | struct netio_data *nd = td->io_ops->data; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 358 | struct netio_options *o = td->eo; |
Jens Axboe | 6f73a7f | 2012-11-30 09:59:20 +0100 | [diff] [blame] | 359 | int ret, flags = 0; |
Jens Axboe | 371d456 | 2009-01-19 10:17:06 +0100 | [diff] [blame] | 360 | |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 361 | do { |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 362 | if (o->proto == FIO_TYPE_UDP) { |
Jens Axboe | 67bf982 | 2013-01-10 11:23:19 +0100 | [diff] [blame] | 363 | socklen_t len = sizeof(nd->addr); |
Jens Axboe | 62b3892 | 2009-05-11 10:37:33 +0200 | [diff] [blame] | 364 | struct sockaddr *from = (struct sockaddr *) &nd->addr; |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 365 | |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 366 | ret = recvfrom(io_u->file->fd, io_u->xfer_buf, |
Jens Axboe | 62b3892 | 2009-05-11 10:37:33 +0200 | [diff] [blame] | 367 | io_u->xfer_buflen, flags, from, &len); |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 368 | if (is_udp_close(io_u, ret)) { |
| 369 | td->done = 1; |
| 370 | return 0; |
| 371 | } |
| 372 | } else { |
| 373 | ret = recv(io_u->file->fd, io_u->xfer_buf, |
| 374 | io_u->xfer_buflen, flags); |
| 375 | } |
| 376 | if (ret > 0) |
| 377 | break; |
Jens Axboe | 7d988f6 | 2012-11-29 19:57:35 +0100 | [diff] [blame] | 378 | else if (!ret && (flags & MSG_WAITALL)) |
| 379 | break; |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 380 | |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 381 | ret = poll_wait(td, io_u->file->fd, POLLIN); |
| 382 | if (ret <= 0) |
| 383 | break; |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 384 | flags |= MSG_WAITALL; |
| 385 | } while (1); |
| 386 | |
| 387 | return ret; |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 388 | } |
| 389 | |
Jens Axboe | 6f73a7f | 2012-11-30 09:59:20 +0100 | [diff] [blame] | 390 | static int __fio_netio_queue(struct thread_data *td, struct io_u *io_u, |
| 391 | enum fio_ddir ddir) |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 392 | { |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 393 | struct netio_data *nd = td->io_ops->data; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 394 | struct netio_options *o = td->eo; |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 395 | int ret; |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 396 | |
Jens Axboe | 6f73a7f | 2012-11-30 09:59:20 +0100 | [diff] [blame] | 397 | if (ddir == DDIR_WRITE) { |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 398 | if (!nd->use_splice || o->proto == FIO_TYPE_UDP || |
| 399 | o->proto == FIO_TYPE_UNIX) |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 400 | ret = fio_netio_send(td, io_u); |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 401 | else |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 402 | ret = fio_netio_splice_out(td, io_u); |
Jens Axboe | 6f73a7f | 2012-11-30 09:59:20 +0100 | [diff] [blame] | 403 | } else if (ddir == DDIR_READ) { |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 404 | if (!nd->use_splice || o->proto == FIO_TYPE_UDP || |
| 405 | o->proto == FIO_TYPE_UNIX) |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 406 | ret = fio_netio_recv(td, io_u); |
| 407 | else |
| 408 | ret = fio_netio_splice_in(td, io_u); |
Jens Axboe | d4f12dd | 2007-02-08 12:59:02 +0100 | [diff] [blame] | 409 | } else |
Jens Axboe | 7a6499d | 2007-02-07 09:35:29 +0100 | [diff] [blame] | 410 | ret = 0; /* must be a SYNC */ |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 411 | |
Jens Axboe | cec6b55 | 2007-02-06 20:15:38 +0100 | [diff] [blame] | 412 | if (ret != (int) io_u->xfer_buflen) { |
Jens Axboe | 22819ec | 2007-02-18 07:47:14 +0100 | [diff] [blame] | 413 | if (ret >= 0) { |
Jens Axboe | cec6b55 | 2007-02-06 20:15:38 +0100 | [diff] [blame] | 414 | io_u->resid = io_u->xfer_buflen - ret; |
| 415 | io_u->error = 0; |
Jens Axboe | 36167d8 | 2007-02-18 05:41:31 +0100 | [diff] [blame] | 416 | return FIO_Q_COMPLETED; |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 417 | } else { |
| 418 | int err = errno; |
| 419 | |
Jens Axboe | 6f73a7f | 2012-11-30 09:59:20 +0100 | [diff] [blame] | 420 | if (ddir == DDIR_WRITE && err == EMSGSIZE) |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 421 | return FIO_Q_BUSY; |
| 422 | |
| 423 | io_u->error = err; |
| 424 | } |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 425 | } |
| 426 | |
Jens Axboe | 36167d8 | 2007-02-18 05:41:31 +0100 | [diff] [blame] | 427 | if (io_u->error) |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 428 | td_verror(td, io_u->error, "xfer"); |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 429 | |
Jens Axboe | 36167d8 | 2007-02-18 05:41:31 +0100 | [diff] [blame] | 430 | return FIO_Q_COMPLETED; |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 431 | } |
| 432 | |
Jens Axboe | 6f73a7f | 2012-11-30 09:59:20 +0100 | [diff] [blame] | 433 | static int fio_netio_queue(struct thread_data *td, struct io_u *io_u) |
| 434 | { |
| 435 | struct netio_options *o = td->eo; |
| 436 | int ret; |
| 437 | |
| 438 | fio_ro_check(td, io_u); |
| 439 | |
| 440 | ret = __fio_netio_queue(td, io_u, io_u->ddir); |
| 441 | if (!o->pingpong || ret != FIO_Q_COMPLETED) |
| 442 | return ret; |
| 443 | |
| 444 | /* |
| 445 | * For ping-pong mode, receive or send reply as needed |
| 446 | */ |
| 447 | if (td_read(td) && io_u->ddir == DDIR_READ) |
| 448 | ret = __fio_netio_queue(td, io_u, DDIR_WRITE); |
| 449 | else if (td_write(td) && io_u->ddir == DDIR_WRITE) |
| 450 | ret = __fio_netio_queue(td, io_u, DDIR_READ); |
| 451 | |
| 452 | return ret; |
| 453 | } |
| 454 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 455 | static int fio_netio_connect(struct thread_data *td, struct fio_file *f) |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 456 | { |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 457 | struct netio_data *nd = td->io_ops->data; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 458 | struct netio_options *o = td->eo; |
Steven Noonan | 70a7878 | 2012-11-28 14:52:36 -0800 | [diff] [blame^] | 459 | int type, domain, optval; |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 460 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 461 | if (o->proto == FIO_TYPE_TCP) { |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 462 | domain = AF_INET; |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 463 | type = SOCK_STREAM; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 464 | } else if (o->proto == FIO_TYPE_UDP) { |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 465 | domain = AF_INET; |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 466 | type = SOCK_DGRAM; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 467 | } else if (o->proto == FIO_TYPE_UNIX) { |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 468 | domain = AF_UNIX; |
| 469 | type = SOCK_STREAM; |
| 470 | } else { |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 471 | log_err("fio: bad network type %d\n", o->proto); |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 472 | f->fd = -1; |
| 473 | return 1; |
| 474 | } |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 475 | |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 476 | f->fd = socket(domain, type, 0); |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 477 | if (f->fd < 0) { |
| 478 | td_verror(td, errno, "socket"); |
| 479 | return 1; |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 480 | } |
| 481 | |
Steven Noonan | 70a7878 | 2012-11-28 14:52:36 -0800 | [diff] [blame^] | 482 | if (o->nodelay && o->proto == FIO_TYPE_TCP) { |
| 483 | optval = 1; |
| 484 | if (setsockopt(f->fd, IPPROTO_TCP, TCP_NODELAY, &optval, sizeof(int)) < 0) { |
| 485 | log_err("fio: cannot set TCP_NODELAY option on socket (%s), disable with 'nodelay=0'\n", strerror(errno)); |
| 486 | return 1; |
| 487 | } |
| 488 | } |
| 489 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 490 | if (o->proto == FIO_TYPE_UDP) |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 491 | return 0; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 492 | else if (o->proto == FIO_TYPE_TCP) { |
Jens Axboe | 67bf982 | 2013-01-10 11:23:19 +0100 | [diff] [blame] | 493 | socklen_t len = sizeof(nd->addr); |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 494 | |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 495 | if (connect(f->fd, (struct sockaddr *) &nd->addr, len) < 0) { |
| 496 | td_verror(td, errno, "connect"); |
Jens Axboe | b94cba4 | 2011-10-06 21:27:10 +0200 | [diff] [blame] | 497 | close(f->fd); |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 498 | return 1; |
| 499 | } |
| 500 | } else { |
| 501 | struct sockaddr_un *addr = &nd->addr_un; |
Jens Axboe | 67bf982 | 2013-01-10 11:23:19 +0100 | [diff] [blame] | 502 | socklen_t len; |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 503 | |
| 504 | len = sizeof(addr->sun_family) + strlen(addr->sun_path) + 1; |
| 505 | |
| 506 | if (connect(f->fd, (struct sockaddr *) addr, len) < 0) { |
| 507 | td_verror(td, errno, "connect"); |
Jens Axboe | b94cba4 | 2011-10-06 21:27:10 +0200 | [diff] [blame] | 508 | close(f->fd); |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 509 | return 1; |
| 510 | } |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 511 | } |
| 512 | |
| 513 | return 0; |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 514 | } |
| 515 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 516 | static int fio_netio_accept(struct thread_data *td, struct fio_file *f) |
Jens Axboe | 5fdd124 | 2007-02-11 04:00:37 +0100 | [diff] [blame] | 517 | { |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 518 | struct netio_data *nd = td->io_ops->data; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 519 | struct netio_options *o = td->eo; |
Jens Axboe | 67bf982 | 2013-01-10 11:23:19 +0100 | [diff] [blame] | 520 | socklen_t socklen = sizeof(nd->addr); |
Steven Noonan | 70a7878 | 2012-11-28 14:52:36 -0800 | [diff] [blame^] | 521 | int state, optval; |
Jens Axboe | 5fdd124 | 2007-02-11 04:00:37 +0100 | [diff] [blame] | 522 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 523 | if (o->proto == FIO_TYPE_UDP) { |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 524 | f->fd = nd->listenfd; |
| 525 | return 0; |
| 526 | } |
| 527 | |
Jens Axboe | 859088d | 2012-11-29 20:02:50 +0100 | [diff] [blame] | 528 | state = td->runstate; |
| 529 | td_set_runstate(td, TD_SETTING_UP); |
| 530 | |
Jens Axboe | 6d86144 | 2007-03-15 09:22:23 +0100 | [diff] [blame] | 531 | log_info("fio: waiting for connection\n"); |
Jens Axboe | 5fdd124 | 2007-02-11 04:00:37 +0100 | [diff] [blame] | 532 | |
Jens Axboe | 371d456 | 2009-01-19 10:17:06 +0100 | [diff] [blame] | 533 | if (poll_wait(td, nd->listenfd, POLLIN) < 0) |
Jens Axboe | 859088d | 2012-11-29 20:02:50 +0100 | [diff] [blame] | 534 | goto err; |
Jens Axboe | 5fdd124 | 2007-02-11 04:00:37 +0100 | [diff] [blame] | 535 | |
Jens Axboe | 371d456 | 2009-01-19 10:17:06 +0100 | [diff] [blame] | 536 | f->fd = accept(nd->listenfd, (struct sockaddr *) &nd->addr, &socklen); |
| 537 | if (f->fd < 0) { |
| 538 | td_verror(td, errno, "accept"); |
Jens Axboe | 859088d | 2012-11-29 20:02:50 +0100 | [diff] [blame] | 539 | goto err; |
Jens Axboe | 5fdd124 | 2007-02-11 04:00:37 +0100 | [diff] [blame] | 540 | } |
| 541 | |
Steven Noonan | 70a7878 | 2012-11-28 14:52:36 -0800 | [diff] [blame^] | 542 | if (o->nodelay && o->proto == FIO_TYPE_TCP) { |
| 543 | optval = 1; |
| 544 | if (setsockopt(f->fd, IPPROTO_TCP, TCP_NODELAY, &optval, sizeof(int)) < 0) { |
| 545 | log_err("fio: cannot set TCP_NODELAY option on socket (%s), disable with 'nodelay=0'\n", strerror(errno)); |
| 546 | return 1; |
| 547 | } |
| 548 | } |
| 549 | |
Jens Axboe | 0cae16f | 2012-11-30 16:22:31 +0100 | [diff] [blame] | 550 | reset_all_stats(td); |
Jens Axboe | 859088d | 2012-11-29 20:02:50 +0100 | [diff] [blame] | 551 | td_set_runstate(td, state); |
Jens Axboe | 5fdd124 | 2007-02-11 04:00:37 +0100 | [diff] [blame] | 552 | return 0; |
Jens Axboe | 859088d | 2012-11-29 20:02:50 +0100 | [diff] [blame] | 553 | err: |
| 554 | td_set_runstate(td, state); |
| 555 | return 1; |
Jens Axboe | 5fdd124 | 2007-02-11 04:00:37 +0100 | [diff] [blame] | 556 | } |
| 557 | |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 558 | static void fio_netio_udp_close(struct thread_data *td, struct fio_file *f) |
| 559 | { |
| 560 | struct netio_data *nd = td->io_ops->data; |
| 561 | struct udp_close_msg msg; |
Jens Axboe | 62b3892 | 2009-05-11 10:37:33 +0200 | [diff] [blame] | 562 | struct sockaddr *to = (struct sockaddr *) &nd->addr; |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 563 | int ret; |
| 564 | |
Jens Axboe | b96d243 | 2012-11-30 08:27:46 +0100 | [diff] [blame] | 565 | msg.magic = htonl(FIO_LINK_OPEN_CLOSE_MAGIC); |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 566 | msg.cmd = htonl(FIO_LINK_CLOSE); |
| 567 | |
Jens Axboe | 1f81991 | 2013-01-23 17:21:41 -0700 | [diff] [blame] | 568 | ret = sendto(f->fd, (void *) &msg, sizeof(msg), MSG_WAITALL, to, |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 569 | sizeof(nd->addr)); |
| 570 | if (ret < 0) |
| 571 | td_verror(td, errno, "sendto udp link close"); |
| 572 | } |
| 573 | |
| 574 | static int fio_netio_close_file(struct thread_data *td, struct fio_file *f) |
| 575 | { |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 576 | struct netio_options *o = td->eo; |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 577 | |
| 578 | /* |
| 579 | * If this is an UDP connection, notify the receiver that we are |
| 580 | * closing down the link |
| 581 | */ |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 582 | if (o->proto == FIO_TYPE_UDP) |
Jens Axboe | 664fb3b | 2009-01-19 13:26:36 +0100 | [diff] [blame] | 583 | fio_netio_udp_close(td, f); |
| 584 | |
| 585 | return generic_close_file(td, f); |
| 586 | } |
| 587 | |
Jens Axboe | b96d243 | 2012-11-30 08:27:46 +0100 | [diff] [blame] | 588 | static int fio_netio_udp_recv_open(struct thread_data *td, struct fio_file *f) |
| 589 | { |
| 590 | struct netio_data *nd = td->io_ops->data; |
| 591 | struct udp_close_msg msg; |
| 592 | struct sockaddr *to = (struct sockaddr *) &nd->addr; |
Jens Axboe | 67bf982 | 2013-01-10 11:23:19 +0100 | [diff] [blame] | 593 | socklen_t len = sizeof(nd->addr); |
Jens Axboe | b96d243 | 2012-11-30 08:27:46 +0100 | [diff] [blame] | 594 | int ret; |
| 595 | |
Jens Axboe | 1f81991 | 2013-01-23 17:21:41 -0700 | [diff] [blame] | 596 | ret = recvfrom(f->fd, (void *) &msg, sizeof(msg), MSG_WAITALL, to, &len); |
Jens Axboe | b96d243 | 2012-11-30 08:27:46 +0100 | [diff] [blame] | 597 | if (ret < 0) { |
| 598 | td_verror(td, errno, "sendto udp link open"); |
| 599 | return ret; |
| 600 | } |
| 601 | |
| 602 | if (ntohl(msg.magic) != FIO_LINK_OPEN_CLOSE_MAGIC || |
| 603 | ntohl(msg.cmd) != FIO_LINK_OPEN) { |
| 604 | log_err("fio: bad udp open magic %x/%x\n", ntohl(msg.magic), |
| 605 | ntohl(msg.cmd)); |
| 606 | return -1; |
| 607 | } |
| 608 | |
| 609 | return 0; |
| 610 | } |
| 611 | |
| 612 | static int fio_netio_udp_send_open(struct thread_data *td, struct fio_file *f) |
| 613 | { |
| 614 | struct netio_data *nd = td->io_ops->data; |
| 615 | struct udp_close_msg msg; |
| 616 | struct sockaddr *to = (struct sockaddr *) &nd->addr; |
| 617 | int ret; |
| 618 | |
| 619 | msg.magic = htonl(FIO_LINK_OPEN_CLOSE_MAGIC); |
| 620 | msg.cmd = htonl(FIO_LINK_OPEN); |
| 621 | |
Jens Axboe | 1f81991 | 2013-01-23 17:21:41 -0700 | [diff] [blame] | 622 | ret = sendto(f->fd, (void *) &msg, sizeof(msg), MSG_WAITALL, to, |
Jens Axboe | b96d243 | 2012-11-30 08:27:46 +0100 | [diff] [blame] | 623 | sizeof(nd->addr)); |
| 624 | if (ret < 0) { |
| 625 | td_verror(td, errno, "sendto udp link open"); |
| 626 | return ret; |
| 627 | } |
| 628 | |
| 629 | return 0; |
| 630 | } |
| 631 | |
| 632 | static int fio_netio_open_file(struct thread_data *td, struct fio_file *f) |
| 633 | { |
| 634 | int ret; |
| 635 | struct netio_options *o = td->eo; |
| 636 | |
| 637 | if (o->listen) |
| 638 | ret = fio_netio_accept(td, f); |
| 639 | else |
| 640 | ret = fio_netio_connect(td, f); |
| 641 | |
| 642 | if (ret) { |
| 643 | f->fd = -1; |
| 644 | return ret; |
| 645 | } |
| 646 | |
| 647 | if (o->proto == FIO_TYPE_UDP) { |
| 648 | if (td_write(td)) |
| 649 | ret = fio_netio_udp_send_open(td, f); |
| 650 | else { |
| 651 | int state; |
| 652 | |
| 653 | state = td->runstate; |
| 654 | td_set_runstate(td, TD_SETTING_UP); |
| 655 | ret = fio_netio_udp_recv_open(td, f); |
| 656 | td_set_runstate(td, state); |
| 657 | } |
| 658 | } |
| 659 | |
| 660 | if (ret) |
| 661 | fio_netio_close_file(td, f); |
| 662 | |
| 663 | return ret; |
| 664 | } |
| 665 | |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 666 | static int fio_netio_setup_connect_inet(struct thread_data *td, |
| 667 | const char *host, unsigned short port) |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 668 | { |
| 669 | struct netio_data *nd = td->io_ops->data; |
| 670 | |
Jens Axboe | 166dce4 | 2012-11-29 14:35:33 +0100 | [diff] [blame] | 671 | if (!host) { |
| 672 | log_err("fio: connect with no host to connect to.\n"); |
| 673 | if (td_read(td)) |
| 674 | log_err("fio: did you forget to set 'listen'?\n"); |
| 675 | |
| 676 | td_verror(td, EINVAL, "no hostname= set"); |
| 677 | return 1; |
| 678 | } |
| 679 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 680 | nd->addr.sin_family = AF_INET; |
| 681 | nd->addr.sin_port = htons(port); |
| 682 | |
| 683 | if (inet_aton(host, &nd->addr.sin_addr) != 1) { |
| 684 | struct hostent *hent; |
| 685 | |
| 686 | hent = gethostbyname(host); |
| 687 | if (!hent) { |
| 688 | td_verror(td, errno, "gethostbyname"); |
| 689 | return 1; |
| 690 | } |
| 691 | |
| 692 | memcpy(&nd->addr.sin_addr, hent->h_addr, 4); |
| 693 | } |
| 694 | |
| 695 | return 0; |
| 696 | } |
| 697 | |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 698 | static int fio_netio_setup_connect_unix(struct thread_data *td, |
| 699 | const char *path) |
| 700 | { |
| 701 | struct netio_data *nd = td->io_ops->data; |
| 702 | struct sockaddr_un *soun = &nd->addr_un; |
| 703 | |
| 704 | soun->sun_family = AF_UNIX; |
| 705 | strcpy(soun->sun_path, path); |
| 706 | return 0; |
| 707 | } |
| 708 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 709 | static int fio_netio_setup_connect(struct thread_data *td) |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 710 | { |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 711 | struct netio_options *o = td->eo; |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 712 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 713 | if (o->proto == FIO_TYPE_UDP || o->proto == FIO_TYPE_TCP) |
| 714 | return fio_netio_setup_connect_inet(td, td->o.filename,o->port); |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 715 | else |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 716 | return fio_netio_setup_connect_unix(td, td->o.filename); |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 717 | } |
| 718 | |
| 719 | static int fio_netio_setup_listen_unix(struct thread_data *td, const char *path) |
| 720 | { |
| 721 | struct netio_data *nd = td->io_ops->data; |
| 722 | struct sockaddr_un *addr = &nd->addr_un; |
| 723 | mode_t mode; |
| 724 | int len, fd; |
| 725 | |
| 726 | fd = socket(AF_UNIX, SOCK_STREAM, 0); |
| 727 | if (fd < 0) { |
| 728 | log_err("fio: socket: %s\n", strerror(errno)); |
| 729 | return -1; |
| 730 | } |
| 731 | |
| 732 | mode = umask(000); |
| 733 | |
| 734 | memset(addr, 0, sizeof(*addr)); |
| 735 | addr->sun_family = AF_UNIX; |
| 736 | strcpy(addr->sun_path, path); |
| 737 | unlink(path); |
| 738 | |
| 739 | len = sizeof(addr->sun_family) + strlen(path) + 1; |
| 740 | |
| 741 | if (bind(fd, (struct sockaddr *) addr, len) < 0) { |
| 742 | log_err("fio: bind: %s\n", strerror(errno)); |
Jens Axboe | b94cba4 | 2011-10-06 21:27:10 +0200 | [diff] [blame] | 743 | close(fd); |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 744 | return -1; |
| 745 | } |
| 746 | |
| 747 | umask(mode); |
| 748 | nd->listenfd = fd; |
| 749 | return 0; |
| 750 | } |
| 751 | |
| 752 | static int fio_netio_setup_listen_inet(struct thread_data *td, short port) |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 753 | { |
| 754 | struct netio_data *nd = td->io_ops->data; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 755 | struct netio_options *o = td->eo; |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 756 | int fd, opt, type; |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 757 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 758 | if (o->proto == FIO_TYPE_TCP) |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 759 | type = SOCK_STREAM; |
| 760 | else |
| 761 | type = SOCK_DGRAM; |
| 762 | |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 763 | fd = socket(AF_INET, type, 0); |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 764 | if (fd < 0) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 765 | td_verror(td, errno, "socket"); |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 766 | return 1; |
| 767 | } |
| 768 | |
| 769 | opt = 1; |
Jens Axboe | 1f81991 | 2013-01-23 17:21:41 -0700 | [diff] [blame] | 770 | if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*)&opt, sizeof(opt)) < 0) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 771 | td_verror(td, errno, "setsockopt"); |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 772 | return 1; |
| 773 | } |
Jens Axboe | 6bedbfa | 2007-02-07 09:54:40 +0100 | [diff] [blame] | 774 | #ifdef SO_REUSEPORT |
| 775 | if (setsockopt(fd, SOL_SOCKET, SO_REUSEPORT, &opt, sizeof(opt)) < 0) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 776 | td_verror(td, errno, "setsockopt"); |
Jens Axboe | 6bedbfa | 2007-02-07 09:54:40 +0100 | [diff] [blame] | 777 | return 1; |
| 778 | } |
| 779 | #endif |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 780 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 781 | nd->addr.sin_family = AF_INET; |
| 782 | nd->addr.sin_addr.s_addr = htonl(INADDR_ANY); |
| 783 | nd->addr.sin_port = htons(port); |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 784 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 785 | if (bind(fd, (struct sockaddr *) &nd->addr, sizeof(nd->addr)) < 0) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 786 | td_verror(td, errno, "bind"); |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 787 | return 1; |
| 788 | } |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 789 | |
| 790 | nd->listenfd = fd; |
| 791 | return 0; |
| 792 | } |
| 793 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 794 | static int fio_netio_setup_listen(struct thread_data *td) |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 795 | { |
| 796 | struct netio_data *nd = td->io_ops->data; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 797 | struct netio_options *o = td->eo; |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 798 | int ret; |
| 799 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 800 | if (o->proto == FIO_TYPE_UDP || o->proto == FIO_TYPE_TCP) |
| 801 | ret = fio_netio_setup_listen_inet(td, o->port); |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 802 | else |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 803 | ret = fio_netio_setup_listen_unix(td, td->o.filename); |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 804 | |
| 805 | if (ret) |
| 806 | return ret; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 807 | if (o->proto == FIO_TYPE_UDP) |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 808 | return 0; |
| 809 | |
| 810 | if (listen(nd->listenfd, 10) < 0) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 811 | td_verror(td, errno, "listen"); |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 812 | nd->listenfd = -1; |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 813 | return 1; |
| 814 | } |
| 815 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 816 | return 0; |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 817 | } |
| 818 | |
Jens Axboe | 9bec88e | 2007-03-02 08:55:48 +0100 | [diff] [blame] | 819 | static int fio_netio_init(struct thread_data *td) |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 820 | { |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 821 | struct netio_options *o = td->eo; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 822 | int ret; |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 823 | |
Bruce Cran | 3f457be | 2012-10-10 13:37:41 +0100 | [diff] [blame] | 824 | #ifdef WIN32 |
| 825 | WSADATA wsd; |
| 826 | WSAStartup(MAKEWORD(2,2), &wsd); |
| 827 | #endif |
| 828 | |
Jens Axboe | 16d55aa | 2007-05-22 09:21:37 +0200 | [diff] [blame] | 829 | if (td_random(td)) { |
| 830 | log_err("fio: network IO can't be random\n"); |
| 831 | return 1; |
| 832 | } |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 833 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 834 | if (o->proto == FIO_TYPE_UNIX && o->port) { |
| 835 | log_err("fio: network IO port not valid with unix socket\n"); |
| 836 | return 1; |
| 837 | } else if (o->proto != FIO_TYPE_UNIX && !o->port) { |
| 838 | log_err("fio: network IO requires port for tcp or udp\n"); |
| 839 | return 1; |
Jens Axboe | 414c2a3 | 2009-01-16 13:21:15 +0100 | [diff] [blame] | 840 | } |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 841 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 842 | if (o->proto != FIO_TYPE_TCP) { |
| 843 | if (o->listen) { |
Jens Axboe | 9b98606 | 2011-12-19 08:57:18 +0100 | [diff] [blame] | 844 | log_err("fio: listen only valid for TCP proto IO\n"); |
| 845 | return 1; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 846 | } |
| 847 | if (td_rw(td)) { |
Jens Axboe | 9b98606 | 2011-12-19 08:57:18 +0100 | [diff] [blame] | 848 | log_err("fio: datagram network connections must be" |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 849 | " read OR write\n"); |
Jens Axboe | 9b98606 | 2011-12-19 08:57:18 +0100 | [diff] [blame] | 850 | return 1; |
| 851 | } |
| 852 | if (o->proto == FIO_TYPE_UNIX && !td->o.filename) { |
| 853 | log_err("fio: UNIX sockets need host/filename\n"); |
| 854 | return 1; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 855 | } |
| 856 | o->listen = td_read(td); |
| 857 | } |
| 858 | |
| 859 | if (o->proto != FIO_TYPE_UNIX && o->listen && td->o.filename) { |
| 860 | log_err("fio: hostname not valid for inbound network IO\n"); |
| 861 | return 1; |
| 862 | } |
| 863 | |
| 864 | if (o->listen) |
| 865 | ret = fio_netio_setup_listen(td); |
Jens Axboe | 0fd666b | 2011-10-06 20:08:53 +0200 | [diff] [blame] | 866 | else |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 867 | ret = fio_netio_setup_connect(td); |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 868 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 869 | return ret; |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 870 | } |
| 871 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 872 | static void fio_netio_cleanup(struct thread_data *td) |
Jens Axboe | 9bec88e | 2007-03-02 08:55:48 +0100 | [diff] [blame] | 873 | { |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 874 | struct netio_data *nd = td->io_ops->data; |
| 875 | |
| 876 | if (nd) { |
Jens Axboe | 64b24cd | 2007-06-24 21:28:39 +0200 | [diff] [blame] | 877 | if (nd->listenfd != -1) |
| 878 | close(nd->listenfd); |
| 879 | if (nd->pipes[0] != -1) |
| 880 | close(nd->pipes[0]); |
| 881 | if (nd->pipes[1] != -1) |
| 882 | close(nd->pipes[1]); |
| 883 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 884 | free(nd); |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 885 | } |
| 886 | } |
| 887 | |
| 888 | static int fio_netio_setup(struct thread_data *td) |
| 889 | { |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 890 | struct netio_data *nd; |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 891 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 892 | if (!td->files_index) { |
| 893 | add_file(td, td->o.filename ?: "net"); |
| 894 | td->o.nr_files = td->o.nr_files ?: 1; |
| 895 | } |
| 896 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 897 | if (!td->io_ops->data) { |
| 898 | nd = malloc(sizeof(*nd));; |
| 899 | |
| 900 | memset(nd, 0, sizeof(*nd)); |
| 901 | nd->listenfd = -1; |
Jens Axboe | 64b24cd | 2007-06-24 21:28:39 +0200 | [diff] [blame] | 902 | nd->pipes[0] = nd->pipes[1] = -1; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 903 | td->io_ops->data = nd; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 904 | } |
| 905 | |
Jens Axboe | 9bec88e | 2007-03-02 08:55:48 +0100 | [diff] [blame] | 906 | return 0; |
| 907 | } |
| 908 | |
Jens Axboe | 36d80bc | 2012-11-30 21:46:06 +0100 | [diff] [blame] | 909 | static void fio_netio_terminate(struct thread_data *td) |
| 910 | { |
| 911 | kill(td->pid, SIGUSR2); |
| 912 | } |
| 913 | |
Jens Axboe | 67bf982 | 2013-01-10 11:23:19 +0100 | [diff] [blame] | 914 | #ifdef CONFIG_LINUX_SPLICE |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 915 | static int fio_netio_setup_splice(struct thread_data *td) |
| 916 | { |
| 917 | struct netio_data *nd; |
| 918 | |
| 919 | fio_netio_setup(td); |
| 920 | |
| 921 | nd = td->io_ops->data; |
| 922 | if (nd) { |
| 923 | if (pipe(nd->pipes) < 0) |
| 924 | return 1; |
| 925 | |
| 926 | nd->use_splice = 1; |
| 927 | return 0; |
| 928 | } |
| 929 | |
| 930 | return 1; |
| 931 | } |
| 932 | |
Jens Axboe | 5921e80 | 2008-05-30 15:02:38 +0200 | [diff] [blame] | 933 | static struct ioengine_ops ioengine_splice = { |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 934 | .name = "netsplice", |
| 935 | .version = FIO_IOOPS_VERSION, |
| 936 | .prep = fio_netio_prep, |
| 937 | .queue = fio_netio_queue, |
| 938 | .setup = fio_netio_setup_splice, |
| 939 | .init = fio_netio_init, |
| 940 | .cleanup = fio_netio_cleanup, |
| 941 | .open_file = fio_netio_open_file, |
Jens Axboe | 36d80bc | 2012-11-30 21:46:06 +0100 | [diff] [blame] | 942 | .close_file = fio_netio_close_file, |
| 943 | .terminate = fio_netio_terminate, |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 944 | .options = options, |
| 945 | .option_struct_size = sizeof(struct netio_options), |
| 946 | .flags = FIO_SYNCIO | FIO_DISKLESSIO | FIO_UNIDIR | |
Jens Axboe | 36d80bc | 2012-11-30 21:46:06 +0100 | [diff] [blame] | 947 | FIO_PIPEIO, |
Jens Axboe | 5921e80 | 2008-05-30 15:02:38 +0200 | [diff] [blame] | 948 | }; |
| 949 | #endif |
| 950 | |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 951 | static struct ioengine_ops ioengine_rw = { |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 952 | .name = "net", |
| 953 | .version = FIO_IOOPS_VERSION, |
| 954 | .prep = fio_netio_prep, |
| 955 | .queue = fio_netio_queue, |
| 956 | .setup = fio_netio_setup, |
| 957 | .init = fio_netio_init, |
| 958 | .cleanup = fio_netio_cleanup, |
| 959 | .open_file = fio_netio_open_file, |
| 960 | .close_file = fio_netio_close_file, |
Jens Axboe | 36d80bc | 2012-11-30 21:46:06 +0100 | [diff] [blame] | 961 | .terminate = fio_netio_terminate, |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 962 | .options = options, |
| 963 | .option_struct_size = sizeof(struct netio_options), |
| 964 | .flags = FIO_SYNCIO | FIO_DISKLESSIO | FIO_UNIDIR | |
Jens Axboe | 36d80bc | 2012-11-30 21:46:06 +0100 | [diff] [blame] | 965 | FIO_PIPEIO, |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 966 | }; |
| 967 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 968 | static int str_hostname_cb(void *data, const char *input) |
| 969 | { |
| 970 | struct netio_options *o = data; |
| 971 | |
| 972 | if (o->td->o.filename) |
| 973 | free(o->td->o.filename); |
| 974 | o->td->o.filename = strdup(input); |
| 975 | return 0; |
| 976 | } |
| 977 | |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 978 | static void fio_init fio_netio_register(void) |
| 979 | { |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 980 | register_ioengine(&ioengine_rw); |
Jens Axboe | 67bf982 | 2013-01-10 11:23:19 +0100 | [diff] [blame] | 981 | #ifdef CONFIG_LINUX_SPLICE |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 982 | register_ioengine(&ioengine_splice); |
Jens Axboe | 5921e80 | 2008-05-30 15:02:38 +0200 | [diff] [blame] | 983 | #endif |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 984 | } |
| 985 | |
| 986 | static void fio_exit fio_netio_unregister(void) |
| 987 | { |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 988 | unregister_ioengine(&ioengine_rw); |
Jens Axboe | 67bf982 | 2013-01-10 11:23:19 +0100 | [diff] [blame] | 989 | #ifdef CONFIG_LINUX_SPLICE |
Jens Axboe | 9cce02e | 2007-06-22 15:42:21 +0200 | [diff] [blame] | 990 | unregister_ioengine(&ioengine_splice); |
Jens Axboe | 5921e80 | 2008-05-30 15:02:38 +0200 | [diff] [blame] | 991 | #endif |
Jens Axboe | ed92ac0 | 2007-02-06 14:43:52 +0100 | [diff] [blame] | 992 | } |