#include <unistd.h>
#include <limits.h>
#include <errno.h>
-#include <fcntl.h>
#include <sys/poll.h>
#include <sys/types.h>
#include <sys/wait.h>
"DISK_UTIL",
"SERVER_START",
"ADD_JOB",
- "CMD_RUN"
+ "CMD_RUN",
"CMD_IOLOG",
};
*/
struct fio_net_cmd *fio_net_recv_cmd(int sk)
{
- struct fio_net_cmd cmd, *cmdret = NULL;
+ struct fio_net_cmd cmd, *tmp, *cmdret = NULL;
size_t cmd_size = 0, pdu_offset = 0;
uint16_t crc;
int ret, first = 1;
} else
cmd_size += cmd.pdu_len;
- cmdret = realloc(cmdret, cmd_size);
+ if (cmd_size / 1024 > FIO_SERVER_MAX_CMD_MB * 1024) {
+ log_err("fio: cmd+pdu too large (%llu)\n", (unsigned long long) cmd_size);
+ ret = 1;
+ break;
+ }
+
+ tmp = realloc(cmdret, cmd_size);
+ if (!tmp) {
+ log_err("fio: server failed allocating cmd\n");
+ ret = 1;
+ break;
+ }
+ cmdret = tmp;
if (first)
memcpy(cmdret, &cmd, sizeof(cmd));
pid_t pid;
int ret;
+ fio_time_init();
set_genesis_time();
pid = fork();
static int handle_send_eta_cmd(struct fio_net_cmd *cmd)
{
struct jobs_eta *je;
- size_t size;
uint64_t tag = cmd->tag;
+ size_t size;
int i;
- if (!thread_number)
+ je = get_jobs_eta(1, &size);
+ if (!je)
return 0;
- size = sizeof(*je) + thread_number * sizeof(char) + 1;
- je = malloc(size);
- memset(je, 0, size);
-
- if (!calc_thread_status(je, 1)) {
- free(je);
- return 0;
- }
-
dprint(FD_NET, "server sending status\n");
je->nr_running = cpu_to_le32(je->nr_running);
struct sockaddr_in6 addr6;
socklen_t len = use_ipv6 ? sizeof(addr6) : sizeof(addr);
struct pollfd pfd;
- int ret = 0, sk, flags, exitval = 0;
+ int ret = 0, sk, exitval = 0;
FLIST_HEAD(conn_list);
dprint(FD_NET, "server enter accept loop\n");
- flags = fcntl(listen_sk, F_GETFL);
- flags |= O_NONBLOCK;
- fcntl(listen_sk, F_SETFL, flags);
+ fio_set_fd_nonblocking(listen_sk, "server");
while (!exit_backend) {
const char *from;
memset(&p, 0, sizeof(p));
- strcpy(p.ts.name, ts->name);
- strcpy(p.ts.verror, ts->verror);
- strcpy(p.ts.description, ts->description);
+ strncpy(p.ts.name, ts->name, FIO_JOBNAME_SIZE - 1);
+ strncpy(p.ts.verror, ts->verror, FIO_VERROR_SIZE - 1);
+ strncpy(p.ts.description, ts->description, FIO_JOBDESC_SIZE - 1);
p.ts.error = cpu_to_le32(ts->error);
p.ts.thread_number = cpu_to_le32(ts->thread_number);
{
int i;
- strcpy((char *) dst->name, (char *) src->name);
+ dst->name[FIO_DU_NAME_SZ - 1] = '\0';
+ strncpy((char *) dst->name, (char *) src->name, FIO_DU_NAME_SZ - 1);
for (i = 0; i < 2; i++) {
- dst->ios[i] = cpu_to_le32(src->ios[i]);
- dst->merges[i] = cpu_to_le32(src->merges[i]);
- dst->sectors[i] = cpu_to_le64(src->sectors[i]);
- dst->ticks[i] = cpu_to_le32(src->ticks[i]);
+ dst->s.ios[i] = cpu_to_le32(src->s.ios[i]);
+ dst->s.merges[i] = cpu_to_le32(src->s.merges[i]);
+ dst->s.sectors[i] = cpu_to_le64(src->s.sectors[i]);
+ dst->s.ticks[i] = cpu_to_le32(src->s.ticks[i]);
}
- dst->io_ticks = cpu_to_le32(src->io_ticks);
- dst->time_in_queue = cpu_to_le32(src->time_in_queue);
- dst->msec = cpu_to_le64(src->msec);
+ dst->s.io_ticks = cpu_to_le32(src->s.io_ticks);
+ dst->s.time_in_queue = cpu_to_le32(src->s.time_in_queue);
+ dst->s.msec = cpu_to_le64(src->s.msec);
}
void fio_server_send_du(void)
struct fio_net_cmd cmd;
struct iovec iov[2];
- iov[0].iov_base = &cmd;
+ iov[0].iov_base = (void *) &cmd;
iov[0].iov_len = sizeof(cmd);
iov[1].iov_base = (void *) buf;
iov[1].iov_len = size;
}
stream.next_in = (void *) log->log;
- stream.avail_in = log->nr_samples * sizeof(struct io_sample);
+ stream.avail_in = log->nr_samples * log_entry_sz(log);
do {
unsigned int this_len, flags = 0;
struct cmd_iolog_pdu pdu;
int i, ret = 0;
+ pdu.nr_samples = cpu_to_le64(log->nr_samples);
pdu.thread_number = cpu_to_le32(td->thread_number);
- pdu.nr_samples = __cpu_to_le32(log->nr_samples);
pdu.log_type = cpu_to_le32(log->log_type);
pdu.compressed = cpu_to_le32(use_zlib);
- strcpy((char *) pdu.name, name);
+
+ strncpy((char *) pdu.name, name, FIO_NET_NAME_MAX);
+ pdu.name[FIO_NET_NAME_MAX - 1] = '\0';
for (i = 0; i < log->nr_samples; i++) {
- struct io_sample *s = &log->log[i];
+ struct io_sample *s = get_sample(log, i);
+
+ s->time = cpu_to_le64(s->time);
+ s->val = cpu_to_le64(s->val);
+ s->__ddir = cpu_to_le32(s->__ddir);
+ s->bs = cpu_to_le32(s->bs);
+
+ if (log->log_offset) {
+ struct io_sample_offset *so = (void *) s;
- s->time = cpu_to_le64(s->time);
- s->val = cpu_to_le64(s->val);
- s->ddir = cpu_to_le32(s->ddir);
- s->bs = cpu_to_le32(s->bs);
+ so->offset = cpu_to_le64(so->offset);
+ }
}
/*
return fio_send_iolog_gz(&pdu, log);
return fio_send_cmd_ext_pdu(server_fd, FIO_NET_CMD_IOLOG, log->log,
- log->nr_samples * sizeof(struct io_sample), 0, 0);
+ log->nr_samples * log_entry_sz(log), 0, 0);
}
void fio_server_send_add_job(struct thread_data *td)
{
struct sockaddr *addr;
socklen_t socklen;
+ char buf[80];
+ const char *str;
int sk, opt;
if (use_ipv6)
#endif
if (use_ipv6) {
+ const void *src = &saddr_in6.sin6_addr;
+
addr = (struct sockaddr *) &saddr_in6;
socklen = sizeof(saddr_in6);
saddr_in6.sin6_family = AF_INET6;
+ str = inet_ntop(AF_INET6, src, buf, sizeof(buf));
} else {
+ const void *src = &saddr_in.sin_addr;
+
addr = (struct sockaddr *) &saddr_in;
socklen = sizeof(saddr_in);
saddr_in.sin_family = AF_INET;
+ str = inet_ntop(AF_INET, src, buf, sizeof(buf));
}
if (bind(sk, addr, socklen) < 0) {
log_err("fio: bind: %s\n", strerror(errno));
+ log_info("fio: failed with IPv%c %s\n", use_ipv6 ? '6' : '4', str);
close(sk);
return -1;
}
memset(&addr, 0, sizeof(addr));
addr.sun_family = AF_UNIX;
- strcpy(addr.sun_path, bind_sock);
- unlink(bind_sock);
+ strncpy(addr.sun_path, bind_sock, sizeof(addr.sun_path) - 1);
len = sizeof(addr.sun_family) + strlen(bind_sock) + 1;
if (sk < 0)
return sk;
+ memset(bind_str, 0, sizeof(bind_str));
+
if (!bind_sock) {
char *p, port[16];
const void *src;
if (p)
strcat(p, port);
else
- strcpy(bind_str, port);
+ strncpy(bind_str, port, sizeof(bind_str) - 1);
} else
- strcpy(bind_str, bind_sock);
+ strncpy(bind_str, bind_sock, sizeof(bind_str) - 1);
log_info("fio: server listening on %s\n", bind_str);
if (listen(sk, 0) < 0) {
log_err("fio: listen: %s\n", strerror(errno));
+ close(sk);
return -1;
}
}
/*
- * If no port seen yet, check if there's a last ':' at the end
+ * If no port seen yet, check if there's a last ',' at the end
*/
if (!lport) {
portp = strchr(host, ',');
return ret;
}
+static void sig_int(int sig)
+{
+ if (bind_sock)
+ unlink(bind_sock);
+}
+
+static void set_sig_handlers(void)
+{
+ struct sigaction act;
+
+ memset(&act, 0, sizeof(act));
+ act.sa_handler = sig_int;
+ act.sa_flags = SA_RESTART;
+ sigaction(SIGINT, &act, NULL);
+}
+
static int fio_server(void)
{
int sk, ret;
if (sk < 0)
return -1;
+ set_sig_handlers();
+
ret = accept_loop(sk);
close(sk);
if (check_existing_pidfile(pidfile)) {
log_err("fio: pidfile %s exists and server appears alive\n",
pidfile);
+ free(pidfile);
return -1;
}
} else if (pid) {
int ret = write_pid(pid, pidfile);
- exit(ret);
+ free(pidfile);
+ _exit(ret);
}
setsid();
projects / fio.git / blobdiff