Add command-line options

Related: OS#2545
Change-Id: I41bca9e1b88bb130870d078ed3f499e39e0bf5d3
This commit is contained in:
Oliver Smith 2021-12-02 14:58:06 +01:00
parent c448efb3aa
commit ff32401af3
1 changed files with 65 additions and 2 deletions

View File

@ -19,6 +19,8 @@
#include "config.h"
#include <getopt.h>
#include <osmocom/core/application.h>
#include <osmocom/vty/cpu_sched_vty.h>
#include <osmocom/vty/logging.h>
@ -47,7 +49,59 @@ static struct vty_app_info vty_info = {
.go_parent_cb = bsc_nat_vty_go_parent,
};
static void main_vty_init()
static struct {
const char *config_file;
} bsc_nat_cmdline_config = {
.config_file = "osmo-bsc-nat.cfg",
};
static void print_help()
{
printf("usage: osmo-bsc-nat <options>\n");
printf("\n");
printf("optional arguments:\n");
printf(" -h, --help show this help message and exit\n");
printf(" -c, --config-file the config file to use\n");
printf(" -V, --version show version number and exit\n");
}
static void handle_options(int argc, char **argv)
{
while (1) {
int idx = 0, c;
static const struct option long_options[] = {
{"help", 0, 0, 'h'},
{"config-file", 1, 0, 'c'},
{"version", 0, 0, 'V' },
{ 0, 0, 0, 0 },
};
c = getopt_long(argc, argv, "hc:V", long_options, &idx);
if (c == -1)
break;
switch (c) {
case 'h':
print_help();
exit(0);
break;
case 'c':
bsc_nat_cmdline_config.config_file = optarg;
break;
case 'V':
print_version(1);
exit(0);
break;
default:
fprintf(stderr, "Error in command line options. Exiting.\n");
exit(-1);
break;
}
}
}
static void main_vty_init(int argc, char **argv)
{
int rc;
@ -61,6 +115,15 @@ static void main_vty_init()
osmo_talloc_vty_add_cmds();
osmo_cpu_sched_vty_init(tall_bsc_nat_ctx);
handle_options(argc, argv);
rc = vty_read_config_file(bsc_nat_cmdline_config.config_file, NULL);
if (rc < 0) {
fprintf(stderr, "Failed to parse the config file: '%s'\n",
bsc_nat_cmdline_config.config_file);
exit(1);
}
rc = telnet_init_dynif(tall_bsc_nat_ctx, g_bsc_nat, vty_get_bind_addr(), OSMO_VTY_PORT_BSC_NAT);
if (rc < 0) {
perror("Error binding VTY port");
@ -81,7 +144,7 @@ int main(int argc, char **argv)
g_bsc_nat = bsc_nat_alloc(tall_bsc_nat_ctx);
main_vty_init();
main_vty_init(argc, argv);
while (!osmo_select_shutdown_done())
osmo_select_main_ctx(0);