struct netio_data {
int listenfd;
- int send_to_net;
int use_splice;
- int type;
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;
+};
+
struct udp_close_msg {
uint32_t magic;
uint32_t cmd;
FIO_TYPE_UNIX = 3,
};
+static int str_hostname_cb(void *data, const char *input);
+static struct fio_option options[] = {
+ {
+ .name = "hostname",
+ .lname = "net engine hostname",
+ .type = FIO_OPT_STR_STORE,
+ .cb = str_hostname_cb,
+ .help = "Hostname for net IO engine",
+ .category = FIO_OPT_C_IO,
+ },
+ {
+ .name = "port",
+ .lname = "net engine 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",
+ .category = FIO_OPT_C_IO,
+ },
+ {
+ .name = "protocol",
+ .lname = "net engine protocol",
+ .alias = "proto",
+ .type = FIO_OPT_STR,
+ .off1 = offsetof(struct netio_options, proto),
+ .help = "Network protocol to use",
+ .def = "tcp",
+ .category = FIO_OPT_C_IO,
+ .posval = {
+ { .ival = "tcp",
+ .oval = FIO_TYPE_TCP,
+ .help = "Transmission Control Protocol",
+ },
+ { .ival = "udp",
+ .oval = FIO_TYPE_UDP,
+ .help = "Unreliable Datagram Protocol",
+ },
+ { .ival = "unix",
+ .oval = FIO_TYPE_UNIX,
+ .help = "UNIX domain socket",
+ },
+ },
+ },
+ {
+ .name = "listen",
+ .lname = "net engine listen",
+ .type = FIO_OPT_STR_SET,
+ .off1 = offsetof(struct netio_options, listen),
+ .help = "Listen for incoming TCP connections",
+ .category = FIO_OPT_C_IO,
+ },
+ {
+ .name = NULL,
+ },
+};
+
/*
* Return -1 for error and 'nr events' for a positive number
* of events
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;
}
static int fio_netio_send(struct thread_data *td, struct io_u *io_u)
{
struct netio_data *nd = td->io_ops->data;
+ struct netio_options *o = td->eo;
int ret, flags = OS_MSG_DONTWAIT;
do {
- if (nd->type == FIO_TYPE_UDP) {
+ if (o->proto == FIO_TYPE_UDP) {
struct sockaddr *to = (struct sockaddr *) &nd->addr;
ret = sendto(io_u->file->fd, io_u->xfer_buf,
static int fio_netio_recv(struct thread_data *td, struct io_u *io_u)
{
struct netio_data *nd = td->io_ops->data;
+ struct netio_options *o = td->eo;
int ret, flags = OS_MSG_DONTWAIT;
do {
- if (nd->type == FIO_TYPE_UDP) {
+ if (o->proto == FIO_TYPE_UDP) {
fio_socklen_t len = sizeof(nd->addr);
struct sockaddr *from = (struct sockaddr *) &nd->addr;
static int fio_netio_queue(struct thread_data *td, struct io_u *io_u)
{
struct netio_data *nd = td->io_ops->data;
+ struct netio_options *o = td->eo;
int ret;
fio_ro_check(td, io_u);
if (io_u->ddir == DDIR_WRITE) {
- if (!nd->use_splice || nd->type == FIO_TYPE_UDP ||
- nd->type == FIO_TYPE_UNIX)
+ 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 (io_u->ddir == DDIR_READ) {
- if (!nd->use_splice || nd->type == FIO_TYPE_UDP ||
- nd->type == FIO_TYPE_UDP)
+ 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_splice_in(td, io_u);
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 (nd->type == FIO_TYPE_TCP) {
+ if (o->proto == FIO_TYPE_TCP) {
domain = AF_INET;
type = SOCK_STREAM;
- } else if (nd->type == FIO_TYPE_UDP) {
+ } else if (o->proto == FIO_TYPE_UDP) {
domain = AF_INET;
type = SOCK_DGRAM;
- } else if (nd->type == FIO_TYPE_UNIX) {
+ } else if (o->proto == FIO_TYPE_UNIX) {
domain = AF_UNIX;
type = SOCK_STREAM;
} else {
- log_err("fio: bad network type %d\n", nd->type);
+ log_err("fio: bad network type %d\n", o->proto);
f->fd = -1;
return 1;
}
return 1;
}
- if (nd->type == FIO_TYPE_UDP)
+ if (o->proto == FIO_TYPE_UDP)
return 0;
- else if (nd->type == FIO_TYPE_TCP) {
+ 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 {
if (connect(f->fd, (struct sockaddr *) addr, len) < 0) {
td_verror(td, errno, "connect");
+ close(f->fd);
return 1;
}
}
static int fio_netio_accept(struct thread_data *td, struct fio_file *f)
{
struct netio_data *nd = td->io_ops->data;
+ struct netio_options *o = td->eo;
fio_socklen_t socklen = sizeof(nd->addr);
- if (nd->type == FIO_TYPE_UDP) {
+ if (o->proto == FIO_TYPE_UDP) {
f->fd = nd->listenfd;
return 0;
}
static int fio_netio_open_file(struct thread_data *td, struct fio_file *f)
{
int ret;
+ struct netio_options *o = td->eo;
- if (td_read(td))
+ if (o->listen)
ret = fio_netio_accept(td, f);
else
ret = fio_netio_connect(td, f);
static int fio_netio_close_file(struct thread_data *td, struct fio_file *f)
{
- struct netio_data *nd = td->io_ops->data;
+ struct netio_options *o = td->eo;
/*
* If this is an UDP connection, notify the receiver that we are
* closing down the link
*/
- if (nd->type == FIO_TYPE_UDP)
+ if (o->proto == FIO_TYPE_UDP)
fio_netio_udp_close(td, f);
return generic_close_file(td, f);
return 0;
}
-static int fio_netio_setup_connect(struct thread_data *td, const char *host,
- unsigned short port)
+static int fio_netio_setup_connect(struct thread_data *td)
{
- struct netio_data *nd = td->io_ops->data;
+ struct netio_options *o = td->eo;
- if (nd->type == FIO_TYPE_UDP || nd->type == FIO_TYPE_TCP)
- return fio_netio_setup_connect_inet(td, host, port);
+ 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, host);
+ return fio_netio_setup_connect_unix(td, td->o.filename);
}
static int fio_netio_setup_listen_unix(struct thread_data *td, const char *path)
if (bind(fd, (struct sockaddr *) addr, len) < 0) {
log_err("fio: bind: %s\n", strerror(errno));
+ close(fd);
return -1;
}
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 (nd->type == FIO_TYPE_TCP)
+ if (o->proto == FIO_TYPE_TCP)
type = SOCK_STREAM;
else
type = SOCK_DGRAM;
return 0;
}
-static int fio_netio_setup_listen(struct thread_data *td, const char *path,
- short port)
+static int fio_netio_setup_listen(struct thread_data *td)
{
struct netio_data *nd = td->io_ops->data;
+ struct netio_options *o = td->eo;
int ret;
- if (nd->type == FIO_TYPE_UDP || nd->type == FIO_TYPE_TCP)
- ret = fio_netio_setup_listen_inet(td, port);
+ 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, path);
+ ret = fio_netio_setup_listen_unix(td, td->o.filename);
if (ret)
return ret;
- if (nd->type == FIO_TYPE_UDP)
+ if (o->proto == FIO_TYPE_UDP)
return 0;
if (listen(nd->listenfd, 10) < 0) {
static int fio_netio_init(struct thread_data *td)
{
- struct netio_data *nd = td->io_ops->data;
- unsigned int port;
- char host[64], buf[128];
- char *sep, *portp, *modep;
+ struct netio_options *o = td->eo;
int ret;
- if (td_rw(td)) {
- log_err("fio: network connections must be read OR write\n");
- return 1;
- }
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)
- goto bad_host;
+ 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);
- if (!strlen(host))
- goto bad_host;
+ 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);
+ }
- modep = NULL;
- portp = sep;
- sep = strchr(portp, ',');
- if (sep) {
- *sep = '\0';
- modep = sep + 1;
+ 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 (!strncmp("tcp", modep, strlen(modep)) ||
- !strncmp("TCP", modep, strlen(modep)))
- nd->type = FIO_TYPE_TCP;
- else if (!strncmp("udp", modep, strlen(modep)) ||
- !strncmp("UDP", modep, strlen(modep)))
- nd->type = FIO_TYPE_UDP;
- else if (!strncmp("unix", modep, strlen(modep)) ||
- !strncmp("UNIX", modep, strlen(modep)))
- nd->type = FIO_TYPE_UNIX;
+ if (o->listen)
+ ret = fio_netio_setup_listen(td);
else
- goto bad_host;
-
- if (nd->type != FIO_TYPE_UNIX) {
- port = strtol(portp, NULL, 10);
- if (!port || port > 65535)
- goto bad_host;
- } else
- port = 0;
-
- if (td_read(td)) {
- nd->send_to_net = 0;
- ret = fio_netio_setup_listen(td, host, port);
- } else {
- nd->send_to_net = 1;
- ret = fio_netio_setup_connect(td, host, port);
- }
+ ret = fio_netio_setup_connect(td);
return ret;
-bad_host:
- log_err("fio: bad network host/port/protocol: %s\n", td->o.filename);
- return 1;
}
static void fio_netio_cleanup(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));;
}
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_SIGTERM | FIO_PIPEIO,
+ .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,
+ .options = options,
+ .option_struct_size = sizeof(struct netio_options),
+ .flags = FIO_SYNCIO | FIO_DISKLESSIO | FIO_UNIDIR |
+ FIO_SIGTERM | FIO_PIPEIO,
};
#endif
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,
- .flags = FIO_SYNCIO | FIO_DISKLESSIO | FIO_UNIDIR |
- FIO_SIGTERM | FIO_PIPEIO,
+ .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,
+ .options = options,
+ .option_struct_size = sizeof(struct netio_options),
+ .flags = FIO_SYNCIO | FIO_DISKLESSIO | FIO_UNIDIR |
+ FIO_SIGTERM | 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);