int
main(int argc, char **argv)
{
char **stripped=NULL;
if (argc < 2)
{
/* not reached */
usage(argv[0]);
}
stripped = opt_strip_first(argc, argv);
if (strcmp(argv[1], "--agent") == 0)
{
agent_main(argc-1, stripped);
}
else if (strcmp(argv[1], "--storagegroup") == 0)
{
storagegroup_main(argc-1, stripped);
}
else
{
usage(argv[0]);
/* not reached */
}
exit(0);
}
int main(int argc, char** argv)
{
return agent_main(argc,argv);
}
int main(int argc, char *argv[])
{
char *file = NULL;
char c;
int daemon = 0;
int rc = OK;
if (getuid() != 0) {
fprintf(stderr, "Run me as root please\n");
return 1;
}
while ((c = getopt(argc, argv, "c:dvh")) != EOF) {
switch (c) {
case 'c':
file = strdup(optarg);
if (file == NULL) {
fprintf(stderr, "Failed to alloc memory\n");
exit(1);
}
break;
case 'd':
daemon++;
break;
case 'v':
show_version();
exit(0);
break;
case 'h':
usage(argv[0]);
exit(0);
break;
default:
usage(argv[0]);
exit(1);
}
}
init_filter();
set_conf_file(file);
parse_conf();
rc = init_log();
if (rc != OK) {
fprintf(stderr, "Failed to open log file \n");
return 1;
}
ip_socket_fd = ip_socket();
if (ip_socket_fd < 0) {
fprintf(stderr, "Failed to create raw socket \n");
return 1;
}
rc = create_pipe(&ip_pipe_in_fd, &ip_pipe_out_fd);
if (rc != OK) {
fprintf(stderr, "Failed to create net pipe \n");
return 1;
}
rc = create_pipe(&cmd_pipe_in_fd, &cmd_pipe_out_fd);
if (rc != OK) {
fprintf(stderr, "Failed to create cmd pipe \n");
return 1;
}
log_msg(LOG_WARN, "Icmp Knock daemon %s started", version);
/* Go daemon mode */
if (daemon) {
switch (fork()) {
case -1:
fprintf(stderr, "fork(): call failed \n");
return 3;
case 0:
close(STDIN_FILENO);
close(STDOUT_FILENO);
close(STDERR_FILENO);
if (setsid() == -1) {
exit(1);
}
break;
default :
return 0;
}
}
parent_pid = getpid();
child_pid = fork();
switch (child_pid) {
case -1:
fprintf(stderr, "fork(): call failed \n");
return 1;
break;
case 0:
agent_main();
break;
default :
principal_main();
break;
}
return OK;
}
