int main(int argc, char **argv)
{
char *iname;
int n;
if(ifc_init()) {
die("Cannot perform requested operation");
}
if(argc == 1) {
int result = dump_interfaces();
ifc_close();
return result;
}
if(argc < 3) usage();
iname = argv[1];
if(strlen(iname) > 16) usage();
argc -= 2;
argv += 2;
while(argc > 0) {
for(n = 0; CMDS[n].name; n++){
if(!strcmp(argv[0], CMDS[n].name)) {
char *cmdname = argv[0];
int nargs = CMDS[n].nargs;
argv[0] = iname;
if(argc < nargs) {
fprintf(stderr, "not enough arguments for '%s'\n", cmdname);
ifc_close();
exit(1);
}
if(call_func(CMDS[n].func, nargs, argv)) {
fprintf(stderr, "action '%s' failed (%s)\n", cmdname, strerror(errno));
ifc_close();
exit(1);
}
argc -= nargs;
argv += nargs;
goto done;
}
}
fprintf(stderr,"no such action '%s'\n", argv[0]);
usage();
done:
;
}
ifc_close();
return 0;
}
void dump_info_file(void) {
FILE *fp;
char addr_buf[128];
lispd_map_server_list_t *ms = NULL;
lispd_addr_list_t *mr = NULL;
int plural = FALSE;
fp = fopen(LISPD_INFOFILE, "w+");
if (!fp) {
log_msg(WARNING, "Could not write lispd info file to %s", LISPD_INFOFILE);
return;
}
fprintf(fp, "Version: %d.%d.%d\n", MAJOR_VERSION, MINOR_VERSION, PATCH_VERSION);
fprintf(fp, "Device EID(s): ");
if (lispd_config.eid_address_v4.afi) {
fprintf(fp, "%s\n", inet_ntop(AF_INET,
&lispd_config.eid_address_v4.address,
addr_buf, 128));
}
if (lispd_config.eid_address_v6.afi) {
fprintf(fp, " %s\n", inet_ntop(AF_INET6,
lispd_config.eid_address_v6.address.ipv6.s6_addr,
addr_buf, 128));
}
if (lispd_config.use_instance_id) {
fprintf(fp, "Instance ID: %d\n", lispd_config.instance_id);
}
fprintf(fp, "Map Server(s): ");
ms = lispd_config.map_servers;
while (ms)
{
if (plural) {
fprintf(fp, ",\n ");
}
fprintf(fp, "%s", inet_ntop(ms->address->afi,
&ms->address->address,
addr_buf, 128));
plural = TRUE;
ms = ms->next;
}
fprintf(fp, "\n");
plural = FALSE;
fprintf(fp, "Map Resolver(s): ");
mr = lispd_config.map_resolvers;
while (mr) {
if (plural) {
fprintf(fp, ",\n ");
}
fprintf(fp, "%s", inet_ntop(mr->address->afi,
&mr->address->address,
addr_buf, 128));
plural = TRUE;
mr = mr->next;
}
fprintf(fp, "\n");
fprintf(fp, "Configured Interface(s):\n");
dump_interfaces(fp);
fprintf(fp, "Locator(s):\n");
dump_database(AF4_database, AF_INET, fp);
dump_database(AF6_database, AF_INET6, fp);
if (lispd_config.use_dns_override) {
fprintf(fp, "LISP DNS Resolver: %s", inet_ntop(AF_INET, &lispd_config.dns_override_address1.address,
addr_buf, 128));
if (lispd_config.dns_override_address2.address.ip.s_addr != 0) {
fprintf(fp, "\nLISP Second DNS Resolver: %s", inet_ntop(AF_INET, &lispd_config.dns_override_address2.address,
addr_buf, 128));
}
}
fclose(fp);
}