X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=engines%2Fnet.c;h=81e173ccbffd82f2ca92e4857238ffeb435d4bc6;hp=df8b62597ef681392c76f25110d4dd9007b98870;hb=36d80bc7c7f7fbc2612941b7dd7ceaf645798c7f;hpb=28cfeb6851703cf12b54b3a06bf3ff611198933e diff --git a/engines/net.c b/engines/net.c index df8b6259..81e173cc 100644 --- a/engines/net.c +++ b/engines/net.c @@ -13,34 +13,150 @@ #include #include #include +#include +#include +#include +#include #include "../fio.h" struct netio_data { int listenfd; - int send_to_net; int use_splice; int pipes[2]; - char host[64]; struct sockaddr_in addr; + struct sockaddr_un addr_un; }; +struct netio_options { + struct thread_data *td; + unsigned int port; + unsigned int proto; + unsigned int listen; + unsigned int pingpong; +}; + +struct udp_close_msg { + uint32_t magic; + uint32_t cmd; +}; + +enum { + FIO_LINK_CLOSE = 0x89, + FIO_LINK_OPEN_CLOSE_MAGIC = 0x6c696e6b, + FIO_LINK_OPEN = 0x98, + + FIO_TYPE_TCP = 1, + FIO_TYPE_UDP = 2, + FIO_TYPE_UNIX = 3, +}; + +static int str_hostname_cb(void *data, const char *input); +static struct fio_option options[] = { + { + .name = "hostname", + .type = FIO_OPT_STR_STORE, + .cb = str_hostname_cb, + .help = "Hostname for net IO engine", + }, + { + .name = "port", + .type = FIO_OPT_INT, + .off1 = offsetof(struct netio_options, port), + .minval = 1, + .maxval = 65535, + .help = "Port to use for TCP or UDP net connections", + }, + { + .name = "protocol", + .alias = "proto", + .type = FIO_OPT_STR, + .off1 = offsetof(struct netio_options, proto), + .help = "Network protocol to use", + .def = "tcp", + .posval = { + { .ival = "tcp", + .oval = FIO_TYPE_TCP, + .help = "Transmission Control Protocol", + }, + { .ival = "udp", + .oval = FIO_TYPE_UDP, + .help = "User Datagram Protocol", + }, + { .ival = "unix", + .oval = FIO_TYPE_UNIX, + .help = "UNIX domain socket", + }, + }, + }, + { + .name = "listen", + .type = FIO_OPT_STR_SET, + .off1 = offsetof(struct netio_options, listen), + .help = "Listen for incoming TCP connections", + }, + { + .name = "pingpong", + .type = FIO_OPT_STR_SET, + .off1 = offsetof(struct netio_options, pingpong), + .help = "Ping-pong IO requests", + }, + { + .name = NULL, + }, +}; + +/* + * Return -1 for error and 'nr events' for a positive number + * of events + */ +static int poll_wait(struct thread_data *td, int fd, short events) +{ + struct pollfd pfd; + int ret; + + while (!td->terminate) { + pfd.fd = fd; + pfd.events = events; + ret = poll(&pfd, 1, -1); + if (ret < 0) { + if (errno == EINTR) + break; + + td_verror(td, errno, "poll"); + return -1; + } else if (!ret) + continue; + + break; + } + + if (pfd.revents & events) + return 1; + + return -1; +} + static int fio_netio_prep(struct thread_data *td, struct io_u *io_u) { - struct netio_data *nd = td->io_ops->data; + struct netio_options *o = td->eo; /* * Make sure we don't see spurious reads to a receiver, and vice versa */ - if ((nd->send_to_net && io_u->ddir == DDIR_READ) || - (!nd->send_to_net && io_u->ddir == DDIR_WRITE)) { + if (o->proto == FIO_TYPE_TCP) + return 0; + + if ((o->listen && io_u->ddir == DDIR_WRITE) || + (!o->listen && io_u->ddir == DDIR_READ)) { td_verror(td, EINVAL, "bad direction"); return 1; } - + return 0; } +#ifdef FIO_HAVE_SPLICE static int splice_io_u(int fdin, int fdout, unsigned int len) { int bytes = 0; @@ -161,44 +277,126 @@ static int fio_netio_splice_out(struct thread_data *td, struct io_u *io_u) return ret; } +#else +static int fio_netio_splice_in(struct thread_data *td, struct io_u *io_u) +{ + errno = EOPNOTSUPP; + return -1; +} + +static int fio_netio_splice_out(struct thread_data *td, struct io_u *io_u) +{ + errno = EOPNOTSUPP; + return -1; +} +#endif static int fio_netio_send(struct thread_data *td, struct io_u *io_u) { - int flags = 0; + struct netio_data *nd = td->io_ops->data; + struct netio_options *o = td->eo; + int ret, flags = 0; + + do { + if (o->proto == FIO_TYPE_UDP) { + struct sockaddr *to = (struct sockaddr *) &nd->addr; + + ret = sendto(io_u->file->fd, io_u->xfer_buf, + io_u->xfer_buflen, flags, to, + sizeof(*to)); + } else { + /* + * if we are going to write more, set MSG_MORE + */ +#ifdef MSG_MORE + if ((td->this_io_bytes[DDIR_WRITE] + io_u->xfer_buflen < + td->o.size) && !o->pingpong) + flags |= MSG_MORE; +#endif + ret = send(io_u->file->fd, io_u->xfer_buf, + io_u->xfer_buflen, flags); + } + if (ret > 0) + break; - /* - * if we are going to write more, set MSG_MORE - */ - if (td->this_io_bytes[DDIR_WRITE] + io_u->xfer_buflen < td->o.size) - flags = MSG_MORE; + ret = poll_wait(td, io_u->file->fd, POLLOUT); + if (ret <= 0) + break; + } while (1); - return send(io_u->file->fd, io_u->xfer_buf, io_u->xfer_buflen, flags); + return ret; } -static int fio_netio_recv(struct io_u *io_u) +static int is_udp_close(struct io_u *io_u, int len) { - int flags = MSG_WAITALL; + struct udp_close_msg *msg; - return recv(io_u->file->fd, io_u->xfer_buf, io_u->xfer_buflen, flags); + if (len != sizeof(struct udp_close_msg)) + return 0; + + msg = io_u->xfer_buf; + if (ntohl(msg->magic) != FIO_LINK_OPEN_CLOSE_MAGIC) + return 0; + if (ntohl(msg->cmd) != FIO_LINK_CLOSE) + return 0; + + return 1; } -static int fio_netio_queue(struct thread_data *td, struct io_u *io_u) +static int fio_netio_recv(struct thread_data *td, struct io_u *io_u) { struct netio_data *nd = td->io_ops->data; - int ret; + struct netio_options *o = td->eo; + int ret, flags = 0; + + do { + if (o->proto == FIO_TYPE_UDP) { + fio_socklen_t len = sizeof(nd->addr); + struct sockaddr *from = (struct sockaddr *) &nd->addr; + + ret = recvfrom(io_u->file->fd, io_u->xfer_buf, + io_u->xfer_buflen, flags, from, &len); + if (is_udp_close(io_u, ret)) { + td->done = 1; + return 0; + } + } else { + ret = recv(io_u->file->fd, io_u->xfer_buf, + io_u->xfer_buflen, flags); + } + if (ret > 0) + break; + else if (!ret && (flags & MSG_WAITALL)) + break; - fio_ro_check(td, io_u); + ret = poll_wait(td, io_u->file->fd, POLLIN); + if (ret <= 0) + break; + flags |= MSG_WAITALL; + } while (1); + + return ret; +} + +static int __fio_netio_queue(struct thread_data *td, struct io_u *io_u, + enum fio_ddir ddir) +{ + struct netio_data *nd = td->io_ops->data; + struct netio_options *o = td->eo; + int ret; - if (io_u->ddir == DDIR_WRITE) { - if (nd->use_splice) + if (ddir == DDIR_WRITE) { + if (!nd->use_splice || o->proto == FIO_TYPE_UDP || + o->proto == FIO_TYPE_UNIX) + ret = fio_netio_send(td, io_u); + else ret = fio_netio_splice_out(td, io_u); + } else if (ddir == DDIR_READ) { + if (!nd->use_splice || o->proto == FIO_TYPE_UDP || + o->proto == FIO_TYPE_UNIX) + ret = fio_netio_recv(td, io_u); else - ret = fio_netio_send(td, io_u); - } else if (io_u->ddir == DDIR_READ) { - if (nd->use_splice) ret = fio_netio_splice_in(td, io_u); - else - ret = fio_netio_recv(io_u); } else ret = 0; /* must be a SYNC */ @@ -207,8 +405,14 @@ static int fio_netio_queue(struct thread_data *td, struct io_u *io_u) io_u->resid = io_u->xfer_buflen - ret; io_u->error = 0; return FIO_Q_COMPLETED; - } else - io_u->error = errno; + } else { + int err = errno; + + if (ddir == DDIR_WRITE && err == EMSGSIZE) + return FIO_Q_BUSY; + + io_u->error = err; + } } if (io_u->error) @@ -217,19 +421,76 @@ static int fio_netio_queue(struct thread_data *td, struct io_u *io_u) return FIO_Q_COMPLETED; } +static int fio_netio_queue(struct thread_data *td, struct io_u *io_u) +{ + struct netio_options *o = td->eo; + int ret; + + fio_ro_check(td, io_u); + + ret = __fio_netio_queue(td, io_u, io_u->ddir); + if (!o->pingpong || ret != FIO_Q_COMPLETED) + return ret; + + /* + * For ping-pong mode, receive or send reply as needed + */ + if (td_read(td) && io_u->ddir == DDIR_READ) + ret = __fio_netio_queue(td, io_u, DDIR_WRITE); + else if (td_write(td) && io_u->ddir == DDIR_WRITE) + ret = __fio_netio_queue(td, io_u, DDIR_READ); + + return ret; +} + static int fio_netio_connect(struct thread_data *td, struct fio_file *f) { struct netio_data *nd = td->io_ops->data; + struct netio_options *o = td->eo; + int type, domain; + + if (o->proto == FIO_TYPE_TCP) { + domain = AF_INET; + type = SOCK_STREAM; + } else if (o->proto == FIO_TYPE_UDP) { + domain = AF_INET; + type = SOCK_DGRAM; + } else if (o->proto == FIO_TYPE_UNIX) { + domain = AF_UNIX; + type = SOCK_STREAM; + } else { + log_err("fio: bad network type %d\n", o->proto); + f->fd = -1; + return 1; + } - f->fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); + f->fd = socket(domain, type, 0); if (f->fd < 0) { td_verror(td, errno, "socket"); return 1; } - if (connect(f->fd, (struct sockaddr *) &nd->addr, sizeof(nd->addr)) < 0) { - td_verror(td, errno, "connect"); - return 1; + if (o->proto == FIO_TYPE_UDP) + return 0; + else if (o->proto == FIO_TYPE_TCP) { + fio_socklen_t len = sizeof(nd->addr); + + if (connect(f->fd, (struct sockaddr *) &nd->addr, len) < 0) { + td_verror(td, errno, "connect"); + close(f->fd); + return 1; + } + } else { + struct sockaddr_un *addr = &nd->addr_un; + fio_socklen_t len; + + len = sizeof(addr->sun_family) + strlen(addr->sun_path) + 1; + + if (connect(f->fd, (struct sockaddr *) addr, len) < 0) { + td_verror(td, errno, "connect"); + close(f->fd); + return 1; + } } return 0; @@ -238,42 +499,106 @@ static int fio_netio_connect(struct thread_data *td, struct fio_file *f) static int fio_netio_accept(struct thread_data *td, struct fio_file *f) { struct netio_data *nd = td->io_ops->data; - socklen_t socklen = sizeof(nd->addr); - struct pollfd pfd; - int ret; + struct netio_options *o = td->eo; + fio_socklen_t socklen = sizeof(nd->addr); + int state; + + if (o->proto == FIO_TYPE_UDP) { + f->fd = nd->listenfd; + return 0; + } + + state = td->runstate; + td_set_runstate(td, TD_SETTING_UP); log_info("fio: waiting for connection\n"); + if (poll_wait(td, nd->listenfd, POLLIN) < 0) + goto err; + + f->fd = accept(nd->listenfd, (struct sockaddr *) &nd->addr, &socklen); + if (f->fd < 0) { + td_verror(td, errno, "accept"); + goto err; + } + + reset_all_stats(td); + td_set_runstate(td, state); + return 0; +err: + td_set_runstate(td, state); + return 1; +} + +static void fio_netio_udp_close(struct thread_data *td, struct fio_file *f) +{ + struct netio_data *nd = td->io_ops->data; + struct udp_close_msg msg; + struct sockaddr *to = (struct sockaddr *) &nd->addr; + int ret; + + msg.magic = htonl(FIO_LINK_OPEN_CLOSE_MAGIC); + msg.cmd = htonl(FIO_LINK_CLOSE); + + ret = sendto(f->fd, &msg, sizeof(msg), MSG_WAITALL, to, + sizeof(nd->addr)); + if (ret < 0) + td_verror(td, errno, "sendto udp link close"); +} + +static int fio_netio_close_file(struct thread_data *td, struct fio_file *f) +{ + struct netio_options *o = td->eo; + /* - * Accept loop. poll for incoming events, accept them. Repeat until we - * have all connections. + * If this is an UDP connection, notify the receiver that we are + * closing down the link */ - while (!td->terminate) { - pfd.fd = nd->listenfd; - pfd.events = POLLIN; + if (o->proto == FIO_TYPE_UDP) + fio_netio_udp_close(td, f); - ret = poll(&pfd, 1, -1); - if (ret < 0) { - if (errno == EINTR) - continue; + return generic_close_file(td, f); +} - td_verror(td, errno, "poll"); - break; - } else if (!ret) - continue; +static int fio_netio_udp_recv_open(struct thread_data *td, struct fio_file *f) +{ + struct netio_data *nd = td->io_ops->data; + struct udp_close_msg msg; + struct sockaddr *to = (struct sockaddr *) &nd->addr; + fio_socklen_t len = sizeof(nd->addr); + int ret; - /* - * should be impossible - */ - if (!(pfd.revents & POLLIN)) - continue; + ret = recvfrom(f->fd, &msg, sizeof(msg), MSG_WAITALL, to, &len); + if (ret < 0) { + td_verror(td, errno, "sendto udp link open"); + return ret; + } - f->fd = accept(nd->listenfd, (struct sockaddr *) &nd->addr, &socklen); - if (f->fd < 0) { - td_verror(td, errno, "accept"); - return 1; - } - break; + if (ntohl(msg.magic) != FIO_LINK_OPEN_CLOSE_MAGIC || + ntohl(msg.cmd) != FIO_LINK_OPEN) { + log_err("fio: bad udp open magic %x/%x\n", ntohl(msg.magic), + ntohl(msg.cmd)); + return -1; + } + + return 0; +} + +static int fio_netio_udp_send_open(struct thread_data *td, struct fio_file *f) +{ + struct netio_data *nd = td->io_ops->data; + struct udp_close_msg msg; + struct sockaddr *to = (struct sockaddr *) &nd->addr; + int ret; + + msg.magic = htonl(FIO_LINK_OPEN_CLOSE_MAGIC); + msg.cmd = htonl(FIO_LINK_OPEN); + + ret = sendto(f->fd, &msg, sizeof(msg), MSG_WAITALL, to, + sizeof(nd->addr)); + if (ret < 0) { + td_verror(td, errno, "sendto udp link open"); + return ret; } return 0; @@ -281,17 +606,52 @@ static int fio_netio_accept(struct thread_data *td, struct fio_file *f) static int fio_netio_open_file(struct thread_data *td, struct fio_file *f) { - if (td_read(td)) - return fio_netio_accept(td, f); + int ret; + struct netio_options *o = td->eo; + + if (o->listen) + ret = fio_netio_accept(td, f); else - return fio_netio_connect(td, f); + ret = fio_netio_connect(td, f); + + if (ret) { + f->fd = -1; + return ret; + } + + if (o->proto == FIO_TYPE_UDP) { + if (td_write(td)) + ret = fio_netio_udp_send_open(td, f); + else { + int state; + + state = td->runstate; + td_set_runstate(td, TD_SETTING_UP); + ret = fio_netio_udp_recv_open(td, f); + td_set_runstate(td, state); + } + } + + if (ret) + fio_netio_close_file(td, f); + + return ret; } -static int fio_netio_setup_connect(struct thread_data *td, const char *host, - unsigned short port) +static int fio_netio_setup_connect_inet(struct thread_data *td, + const char *host, unsigned short port) { struct netio_data *nd = td->io_ops->data; + if (!host) { + log_err("fio: connect with no host to connect to.\n"); + if (td_read(td)) + log_err("fio: did you forget to set 'listen'?\n"); + + td_verror(td, EINVAL, "no hostname= set"); + return 1; + } + nd->addr.sin_family = AF_INET; nd->addr.sin_port = htons(port); @@ -310,12 +670,72 @@ static int fio_netio_setup_connect(struct thread_data *td, const char *host, return 0; } -static int fio_netio_setup_listen(struct thread_data *td, short port) +static int fio_netio_setup_connect_unix(struct thread_data *td, + const char *path) { struct netio_data *nd = td->io_ops->data; - int fd, opt; + struct sockaddr_un *soun = &nd->addr_un; - fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); + soun->sun_family = AF_UNIX; + strcpy(soun->sun_path, path); + return 0; +} + +static int fio_netio_setup_connect(struct thread_data *td) +{ + struct netio_options *o = td->eo; + + if (o->proto == FIO_TYPE_UDP || o->proto == FIO_TYPE_TCP) + return fio_netio_setup_connect_inet(td, td->o.filename,o->port); + else + return fio_netio_setup_connect_unix(td, td->o.filename); +} + +static int fio_netio_setup_listen_unix(struct thread_data *td, const char *path) +{ + struct netio_data *nd = td->io_ops->data; + struct sockaddr_un *addr = &nd->addr_un; + mode_t mode; + int len, fd; + + fd = socket(AF_UNIX, SOCK_STREAM, 0); + if (fd < 0) { + log_err("fio: socket: %s\n", strerror(errno)); + return -1; + } + + mode = umask(000); + + memset(addr, 0, sizeof(*addr)); + addr->sun_family = AF_UNIX; + strcpy(addr->sun_path, path); + unlink(path); + + len = sizeof(addr->sun_family) + strlen(path) + 1; + + if (bind(fd, (struct sockaddr *) addr, len) < 0) { + log_err("fio: bind: %s\n", strerror(errno)); + close(fd); + return -1; + } + + umask(mode); + nd->listenfd = fd; + return 0; +} + +static int fio_netio_setup_listen_inet(struct thread_data *td, short port) +{ + struct netio_data *nd = td->io_ops->data; + struct netio_options *o = td->eo; + int fd, opt, type; + + if (o->proto == FIO_TYPE_TCP) + type = SOCK_STREAM; + else + type = SOCK_DGRAM; + + fd = socket(AF_INET, type, 0); if (fd < 0) { td_verror(td, errno, "socket"); return 1; @@ -341,53 +761,86 @@ static int fio_netio_setup_listen(struct thread_data *td, short port) td_verror(td, errno, "bind"); return 1; } - if (listen(fd, 1) < 0) { - td_verror(td, errno, "listen"); - return 1; - } nd->listenfd = fd; return 0; } -static int fio_netio_init(struct thread_data *td) +static int fio_netio_setup_listen(struct thread_data *td) { struct netio_data *nd = td->io_ops->data; - unsigned short port; - char host[64], buf[128]; - char *sep; + struct netio_options *o = td->eo; int ret; - if (td_rw(td)) { - log_err("fio: network connections must be read OR write\n"); + if (o->proto == FIO_TYPE_UDP || o->proto == FIO_TYPE_TCP) + ret = fio_netio_setup_listen_inet(td, o->port); + else + ret = fio_netio_setup_listen_unix(td, td->o.filename); + + if (ret) + return ret; + if (o->proto == FIO_TYPE_UDP) + return 0; + + if (listen(nd->listenfd, 10) < 0) { + td_verror(td, errno, "listen"); + nd->listenfd = -1; return 1; } + + return 0; +} + +static int fio_netio_init(struct thread_data *td) +{ + struct netio_options *o = td->eo; + int ret; + +#ifdef WIN32 + WSADATA wsd; + WSAStartup(MAKEWORD(2,2), &wsd); +#endif + if (td_random(td)) { log_err("fio: network IO can't be random\n"); return 1; } - strcpy(buf, td->o.filename); - - sep = strchr(buf, '/'); - if (!sep) { - log_err("fio: bad network host/port <<%s>>\n", td->o.filename); + if (o->proto == FIO_TYPE_UNIX && o->port) { + log_err("fio: network IO port not valid with unix socket\n"); + return 1; + } else if (o->proto != FIO_TYPE_UNIX && !o->port) { + log_err("fio: network IO requires port for tcp or udp\n"); return 1; } - *sep = '\0'; - sep++; - strcpy(host, buf); - port = atoi(sep); + if (o->proto != FIO_TYPE_TCP) { + if (o->listen) { + log_err("fio: listen only valid for TCP proto IO\n"); + return 1; + } + if (td_rw(td)) { + log_err("fio: datagram network connections must be" + " read OR write\n"); + return 1; + } + if (o->proto == FIO_TYPE_UNIX && !td->o.filename) { + log_err("fio: UNIX sockets need host/filename\n"); + return 1; + } + o->listen = td_read(td); + } - if (td_read(td)) { - nd->send_to_net = 0; - ret = fio_netio_setup_listen(td, port); - } else { - nd->send_to_net = 1; - ret = fio_netio_setup_connect(td, host, port); + if (o->proto != FIO_TYPE_UNIX && o->listen && td->o.filename) { + log_err("fio: hostname not valid for inbound network IO\n"); + return 1; } + if (o->listen) + ret = fio_netio_setup_listen(td); + else + ret = fio_netio_setup_connect(td); + return ret; } @@ -404,7 +857,6 @@ static void fio_netio_cleanup(struct thread_data *td) close(nd->pipes[1]); free(nd); - td->io_ops->data = NULL; } } @@ -412,6 +864,11 @@ static int fio_netio_setup(struct thread_data *td) { struct netio_data *nd; + if (!td->files_index) { + add_file(td, td->o.filename ?: "net"); + td->o.nr_files = td->o.nr_files ?: 1; + } + if (!td->io_ops->data) { nd = malloc(sizeof(*nd));; @@ -424,6 +881,12 @@ static int fio_netio_setup(struct thread_data *td) return 0; } +static void fio_netio_terminate(struct thread_data *td) +{ + kill(td->pid, SIGUSR2); +} + +#ifdef FIO_HAVE_SPLICE static int fio_netio_setup_splice(struct thread_data *td) { struct netio_data *nd; @@ -442,42 +905,63 @@ static int fio_netio_setup_splice(struct thread_data *td) return 1; } -static struct ioengine_ops ioengine_rw = { - .name = "net", - .version = FIO_IOOPS_VERSION, - .prep = fio_netio_prep, - .queue = fio_netio_queue, - .setup = fio_netio_setup, - .init = fio_netio_init, - .cleanup = fio_netio_cleanup, - .open_file = fio_netio_open_file, - .close_file = generic_close_file, - .flags = FIO_SYNCIO | FIO_DISKLESSIO | FIO_UNIDIR | - FIO_SIGQUIT, +static struct ioengine_ops ioengine_splice = { + .name = "netsplice", + .version = FIO_IOOPS_VERSION, + .prep = fio_netio_prep, + .queue = fio_netio_queue, + .setup = fio_netio_setup_splice, + .init = fio_netio_init, + .cleanup = fio_netio_cleanup, + .open_file = fio_netio_open_file, + .close_file = fio_netio_close_file, + .terminate = fio_netio_terminate, + .options = options, + .option_struct_size = sizeof(struct netio_options), + .flags = FIO_SYNCIO | FIO_DISKLESSIO | FIO_UNIDIR | + FIO_PIPEIO, }; +#endif -static struct ioengine_ops ioengine_splice = { - .name = "netsplice", - .version = FIO_IOOPS_VERSION, - .prep = fio_netio_prep, - .queue = fio_netio_queue, - .setup = fio_netio_setup_splice, - .init = fio_netio_init, - .cleanup = fio_netio_cleanup, - .open_file = fio_netio_open_file, - .close_file = generic_close_file, - .flags = FIO_SYNCIO | FIO_DISKLESSIO | FIO_UNIDIR | - FIO_SIGQUIT, +static struct ioengine_ops ioengine_rw = { + .name = "net", + .version = FIO_IOOPS_VERSION, + .prep = fio_netio_prep, + .queue = fio_netio_queue, + .setup = fio_netio_setup, + .init = fio_netio_init, + .cleanup = fio_netio_cleanup, + .open_file = fio_netio_open_file, + .close_file = fio_netio_close_file, + .terminate = fio_netio_terminate, + .options = options, + .option_struct_size = sizeof(struct netio_options), + .flags = FIO_SYNCIO | FIO_DISKLESSIO | FIO_UNIDIR | + FIO_PIPEIO, }; +static int str_hostname_cb(void *data, const char *input) +{ + struct netio_options *o = data; + + if (o->td->o.filename) + free(o->td->o.filename); + o->td->o.filename = strdup(input); + return 0; +} + static void fio_init fio_netio_register(void) { register_ioengine(&ioengine_rw); +#ifdef FIO_HAVE_SPLICE register_ioengine(&ioengine_splice); +#endif } static void fio_exit fio_netio_unregister(void) { unregister_ioengine(&ioengine_rw); +#ifdef FIO_HAVE_SPLICE unregister_ioengine(&ioengine_splice); +#endif }