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comparison src/dnsbl.cpp @ 48:5ef10dc14457

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properly drop root privs
author carl
date Fri, 09 Jul 2004 13:57:59 -0700
parents 66c66a6ee65f
children c2371bb6cf84
comparison
equal deleted inserted replaced
47:71252053d258 48:5ef10dc14457
1410 if (daemon(1,0) < 0) { 1410 if (daemon(1,0) < 0) {
1411 fprintf(stderr, "daemon() call failed\n"); 1411 fprintf(stderr, "daemon() call failed\n");
1412 exit(EX_UNAVAILABLE); 1412 exit(EX_UNAVAILABLE);
1413 } 1413 }
1414 1414
1415 // initialize the thread sync objects
1416 pthread_mutex_init(&config_mutex, 0);
1417 pthread_mutex_init(&syslog_mutex, 0);
1418 pthread_mutex_init(&resolve_mutex, 0);
1419
1420 // load the initial config
1421 config = new_conf();
1422
1423 // only create threads after the fork() in daemon
1424 pthread_t tid;
1425 if (pthread_create(&tid, 0, config_loader, 0))
1426 my_syslog("failed to create config loader thread");
1427 if (pthread_detach(tid))
1428 my_syslog("failed to detach config loader thread");
1429
1430 // write the pid 1415 // write the pid
1431 const char *pidpath = "/var/run/dnsbl.pid"; 1416 const char *pidpath = "/var/run/dnsbl.pid";
1432 unlink(pidpath); 1417 unlink(pidpath);
1433 FILE *f = fopen(pidpath, "w"); 1418 FILE *f = fopen(pidpath, "w");
1434 if (f) { 1419 if (f) {
1446 fprintf(f, "%d\n", (u_int)getpid()); 1431 fprintf(f, "%d\n", (u_int)getpid());
1447 #endif 1432 #endif
1448 fclose(f); 1433 fclose(f);
1449 } 1434 }
1450 1435
1451
1452 // drop root privs 1436 // drop root privs
1453 struct passwd *pw = getpwnam("dnsbl"); 1437 struct passwd *pw = getpwnam("dnsbl");
1454 if (pw) { 1438 if (pw) {
1439 if (setgid(pw->pw_gid) == -1) {
1440 my_syslog("failed to switch to group dnsbl");
1441 }
1455 if (setuid(pw->pw_uid) == -1) { 1442 if (setuid(pw->pw_uid) == -1) {
1456 my_syslog("failed to switch to user dnsbl"); 1443 my_syslog("failed to switch to user dnsbl");
1457 } 1444 }
1458 } 1445 }
1446
1447 // initialize the thread sync objects
1448 pthread_mutex_init(&config_mutex, 0);
1449 pthread_mutex_init(&syslog_mutex, 0);
1450 pthread_mutex_init(&resolve_mutex, 0);
1451
1452 // load the initial config
1453 config = new_conf();
1454
1455 // only create threads after the fork() in daemon
1456 pthread_t tid;
1457 if (pthread_create(&tid, 0, config_loader, 0))
1458 my_syslog("failed to create config loader thread");
1459 if (pthread_detach(tid))
1460 my_syslog("failed to detach config loader thread");
1459 1461
1460 time_t starting = time(NULL); 1462 time_t starting = time(NULL);
1461 int rc = smfi_main(); 1463 int rc = smfi_main();
1462 if ((rc != MI_SUCCESS) && (time(NULL) > starting+5*60)) { 1464 if ((rc != MI_SUCCESS) && (time(NULL) > starting+5*60)) {
1463 my_syslog("trying to restart after smfi_main()"); 1465 my_syslog("trying to restart after smfi_main()");