@@ -58,6 +58,7 @@ static bool quiet;
static bool promiscuous_mode = true;
static bool use_pcapng = true;
static char *output_name;
+static const char *tmp_dir = "/tmp";
static const char *filter_str;
static unsigned int ring_size = 2048;
static const char *capture_comment;
@@ -126,6 +127,8 @@ static void usage(void)
" -P use libpcap format instead of pcapng\n"
" --capture-comment <comment>\n"
" add a capture comment to the output file\n"
+ " --temp-dir <directory> write temporary files to this directory\n"
+ " (default: /tmp)\n"
"\n"
"Miscellaneous:\n"
" --file-prefix=<prefix> prefix to use for multi-process\n"
@@ -327,6 +330,7 @@ static void parse_opts(int argc, char **argv)
{ "output-file", required_argument, NULL, 'w' },
{ "ring-buffer", required_argument, NULL, 'b' },
{ "snapshot-length", required_argument, NULL, 's' },
+ { "temp-dir", required_argument, NULL, 0 },
{ "version", no_argument, NULL, 'v' },
{ NULL },
};
@@ -346,6 +350,9 @@ static void parse_opts(int argc, char **argv)
} else if (!strcmp(long_options[option_index].name,
"file-prefix")) {
file_prefix = optarg;
+ } else if (!strcmp(long_options[option_index].name,
+ "temp-dir")) {
+ tmp_dir = optarg;
} else {
usage();
exit(1);
@@ -642,7 +649,7 @@ static dumpcap_out_t create_output(void)
strftime(ts, sizeof(ts), "%Y%m%d%H%M%S", tm);
snprintf(tmp_path, sizeof(tmp_path),
- "/tmp/%s_%u_%s_%s.%s",
+ "%s/%s_%u_%s_%s.%s", tmp_dir,
progname, intf->port, intf->name, ts,
use_pcapng ? "pcapng" : "pcap");
output_name = tmp_path;