options: add 'unique_filename'

[fio.git] / options.c

diff --git a/options.c b/options.c
index 07589c47509787719362f0b6b2d0fefe2b3eb4f2..294cb44985a16e6261039bf843742f8000490eb8 100644 (file)
--- a/options.c
+++ b/options.c
@@ -1124,7 +1124,8 @@ static int get_max_name_idx(char *input)
  * Returns the directory at the index, indexes > entires will be
  * assigned via modulo division of the index
  */
-int set_name_idx(char *target, size_t tlen, char *input, int index)
+int set_name_idx(char *target, size_t tlen, char *input, int index,
+                bool unique_filename)
 {
        unsigned int cur_idx;
        int len;
@@ -1136,7 +1137,7 @@ int set_name_idx(char *target, size_t tlen, char *input, int index)
        for (cur_idx = 0; cur_idx <= index; cur_idx++)
                fname = get_next_name(&str);
 
-       if (client_sockaddr_str[0]) {
+       if (client_sockaddr_str[0] && unique_filename) {
                len = snprintf(target, tlen, "%s/%s.", fname,
                                client_sockaddr_str);
        } else
@@ -1390,6 +1391,7 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
        },
        {
                .name   = "filename_format",
+               .lname  = "Filename Format",
                .type   = FIO_OPT_STR_STORE,
                .off1   = td_var_offset(filename_format),
                .prio   = -1, /* must come after "directory" */
@@ -1398,6 +1400,16 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
                .category = FIO_OPT_C_FILE,
                .group  = FIO_OPT_G_FILENAME,
        },
+       {
+               .name   = "unique_filename",
+               .lname  = "Unique Filename",
+               .type   = FIO_OPT_BOOL,
+               .off1   = td_var_offset(unique_filename),
+               .help   = "For network clients, prefix file with source IP",
+               .def    = "1",
+               .category = FIO_OPT_C_FILE,
+               .group  = FIO_OPT_G_FILENAME,
+       },
        {
                .name   = "lockfile",
                .lname  = "Lockfile",