void finish_log(struct thread_data *td, struct io_log *log, const char *name)
{
- char file_name[128];
+ char file_name[256];
FILE *f;
unsigned int i;
- sprintf(file_name, "client%d_%s.log", td->thread_number, name);
+ snprintf(file_name, 200, "client%d_%s.log", td->thread_number, name);
f = fopen(file_name, "w");
if (!f) {
perror("fopen log");
else
sprintf(td->file_name, "%s.%d", jobname, td->jobnum);
} else
- strcpy(td->file_name, jobname);
+ strncpy(td->file_name, jobname, sizeof(td->file_name) - 1);
sem_init(&td->mutex, 0, 0);
}
}
+static void terminate_line(char *p)
+{
+ while (*p != '\n' && *p != '\0')
+ p++;
+
+ *p = '\0';
+}
+
typedef int (str_cb_fn)(struct thread_data *, char *);
static int check_str(char *p, char *name, str_cb_fn *cb, struct thread_data *td)
return 1;
}
+static int str_iolog_cb(struct thread_data *td, char *file)
+{
+ terminate_line(file);
+ strncpy(td->iolog_file, file, sizeof(td->iolog_file) - 1);
+
+ return 0;
+}
int parse_jobs_ini(char *file)
{
f = fopen(file, "r");
if (!f) {
- perror("fopen");
+ perror("fopen job file");
return 1;
}
continue;
if (strstr(p, "["))
break;
+
if (!check_int(p, "prio", &prio)) {
#ifndef FIO_HAVE_IOPRIO
fprintf(stderr, "io priorities not available\n");
fgetpos(f, &off);
continue;
}
+ if (!check_str(p, "iolog", str_iolog_cb, td)) {
+ td->iolog = 1;
+ fgetpos(f, &off);
+ continue;
+ }
printf("Client%d: bad option %s\n",td->thread_number,p);
+ return 1;
}
fsetpos(f, &off);
return 0;
}
+static void usage(char *name)
+{
+ printf("%s\n", fio_version_string);
+ printf("\t-s IO is sequential\n");
+ printf("\t-b Block size in KiB for each IO\n");
+ printf("\t-t Runtime in seconds\n");
+ printf("\t-R Exit all threads on failure to meet rate goal\n");
+ printf("\t-o Use O_DIRECT\n");
+ printf("\t-l Generate per-job latency logs\n");
+ printf("\t-w Generate per-job bandwidth logs\n");
+ printf("\t-f Job file (Required)\n");
+ printf("\t-v Print version info and exit\n");
+}
+
static void parse_cmd_line(int argc, char *argv[])
{
int c;
- while ((c = getopt(argc, argv, "s:b:t:r:R:o:f:lwv")) != EOF) {
+ while ((c = getopt(argc, argv, "s:b:t:r:R:o:f:lwvh")) != EOF) {
switch (c) {
case 's':
def_thread.sequential = !!atoi(optarg);
case 'w':
write_bw_log = 1;
break;
+ case 'h':
+ usage(argv[0]);
+ exit(0);
case 'v':
printf("%s\n", fio_version_string);
exit(0);
if (!ini_file) {
printf("Need job file\n");
+ usage(argv[0]);
return 1;
}