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monitor: add --pcap-size,--pcap-count

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The user can now limit the size and count of PCAP files iwmon will
create. This allows iwmon to run for long periods of time without
filling up disk space.
This commit is contained in:
James Prestwood 2024-12-02 06:54:38 -08:00 committed by Denis Kenzior
parent 83a2457550
commit 64b872f363
1 changed files with 23 additions and 1 deletions
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24
monitor/main.c
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@ -728,6 +728,8 @@ static void usage(void)
"\t-e, --noies Don't show IEs except SSID\n"
"\t-t, --time-format <format> Time format to display. Either\n"
"\t\t\t\t 'delta' or 'utc'.\n"
"\t-W,--pcap-count Maximum number of PCAP files\n"
"\t-C,--pcap-size Maximum size (MB) of PCAP files\n"
"\t-h, --help Show help options\n");
}
@ -742,6 +744,8 @@ static const struct option main_options[] = {
{ "noscan", no_argument, NULL, 's' },
{ "noies", no_argument, NULL, 'e' },
{ "time-format", required_argument, NULL, 't' },
{ "pcap-count", required_argument, NULL, 'W' },
{ "pcap-size", required_argument, NULL, 'C' },
{ "version", no_argument, NULL, 'v' },
{ "help", no_argument, NULL, 'h' },
{ }
@ -757,7 +761,7 @@ int main(int argc, char *argv[])
for (;;) {
int opt;
opt = getopt_long(argc, argv, "r:w:a:i:t:nvhyse",
opt = getopt_long(argc, argv, "r:w:a:i:t:W:C:nvhyse",
main_options, NULL);
if (opt < 0)
break;
@ -798,6 +802,24 @@ int main(int argc, char *argv[])
return EXIT_FAILURE;
}
break;
case 'W':
if (l_safe_atou32(optarg,
&config.pcap_file_count) < 0 ||
config.pcap_file_count == 0) {
printf("Invalid file count '%s'\n", optarg);
return EXIT_FAILURE;
}
break;
case 'C':
if (l_safe_atou32(optarg,
&config.pcap_file_size) < 0 ||
config.pcap_file_size == 0) {
printf("Invalid file size '%s'\n", optarg);
return EXIT_FAILURE;
}
break;
case 'v':
printf("%s\n", VERSION);