void
engine_runloop(engine_type* engine, start_cb_t start, int single_run)
{
/* run */
while (engine->need_to_exit == 0) {
if (engine->need_to_reload) {
ods_log_info("[%s] enforcer reloading", engine_str);
engine->need_to_reload = 0;
} else {
ods_log_info("[%s] enforcer started", engine_str);
/* try to recover from backups */
/* not for now:
engine_recover_from_backups(engine);
*/
}
engine_run(engine, start, single_run);
}
/* shutdown */
ods_log_info("[%s] enforcer shutdown", engine_str);
hsm_close();
if (engine->cmdhandler != NULL) {
engine_stop_cmdhandler(engine);
}
}
/**
* Start engine.
*
*/
void
engine_start(const char* cfgfile, int cmdline_verbosity, int daemonize,
int info, int single_run)
{
engine_type* engine = NULL;
int use_syslog = 0;
ods_status zl_changed = ODS_STATUS_UNCHANGED;
ods_status status = ODS_STATUS_OK;
int close_hsm = 0;
ods_log_assert(cfgfile);
ods_log_init(NULL, use_syslog, cmdline_verbosity);
ods_log_verbose("[%s] starting signer", engine_str);
/* initialize */
xmlInitGlobals();
xmlInitParser();
xmlInitThreads();
engine = engine_create();
if (!engine) {
ods_fatal_exit("[%s] create failed", engine_str);
return;
}
engine->daemonize = daemonize;
/* config */
engine->config = engine_config(engine->allocator, cfgfile,
cmdline_verbosity);
status = engine_config_check(engine->config);
if (status != ODS_STATUS_OK) {
ods_log_error("[%s] cfgfile %s has errors", engine_str, cfgfile);
goto earlyexit;
}
if (info) {
engine_config_print(stdout, engine->config); /* for debugging */
goto earlyexit;
}
/* check pidfile */
if (!util_check_pidfile(engine->config->pid_filename)) {
exit(1);
}
/* open log */
ods_log_init(engine->config->log_filename, engine->config->use_syslog,
engine->config->verbosity);
/* setup */
tzset(); /* for portability */
status = engine_setup(engine);
if (status != ODS_STATUS_OK) {
ods_log_error("[%s] setup failed: %s", engine_str,
ods_status2str(status));
engine->need_to_exit = 1;
if (status != ODS_STATUS_WRITE_PIDFILE_ERR) {
/* command handler had not yet been started */
engine->cmdhandler_done = 1;
}
} else {
/* setup ok, mark hsm open */
close_hsm = 1;
}
/* run */
while (engine->need_to_exit == 0) {
/* update zone list */
lock_basic_lock(&engine->zonelist->zl_lock);
zl_changed = zonelist_update(engine->zonelist,
engine->config->zonelist_filename);
engine->zonelist->just_removed = 0;
engine->zonelist->just_added = 0;
engine->zonelist->just_updated = 0;
lock_basic_unlock(&engine->zonelist->zl_lock);
/* start/reload */
if (engine->need_to_reload) {
ods_log_info("[%s] signer reloading", engine_str);
engine->need_to_reload = 0;
} else {
ods_log_info("[%s] signer started", engine_str);
zl_changed = engine_recover(engine);
}
if (zl_changed == ODS_STATUS_OK ||
zl_changed == ODS_STATUS_UNCHANGED) {
engine_update_zones(engine, zl_changed);
}
engine_run(engine, single_run);
}
/* shutdown */
ods_log_info("[%s] signer shutdown", engine_str);
if (close_hsm) {
ods_log_verbose("[%s] close hsm", engine_str);
hsm_close();
}
if (!engine->cmdhandler_done) {
engine_stop_xfrhandler(engine);
engine_stop_dnshandler(engine);
engine_stop_cmdhandler(engine);
}
earlyexit:
if (engine && engine->config) {
if (engine->config->pid_filename) {
(void)unlink(engine->config->pid_filename);
}
if (engine->config->clisock_filename) {
(void)unlink(engine->config->clisock_filename);
}
}
tsig_handler_cleanup();
engine_cleanup(engine);
engine = NULL;
ods_log_close();
xmlCleanupParser();
xmlCleanupGlobals();
xmlCleanupThreads();
return;
}
/**
* Start engine.
*
*/
int
engine_start(const char* cfgfile, int cmdline_verbosity, int daemonize,
int info, int single_run)
{
engine_type* engine = NULL;
ods_status zl_changed = ODS_STATUS_UNCHANGED;
ods_status status = ODS_STATUS_OK;
engine = engine_create();
if (!engine) {
ods_fatal_exit("[%s] create failed", engine_str);
return 1;
}
engine->daemonize = daemonize;
/* config */
engine->config = engine_config(cfgfile, cmdline_verbosity);
status = engine_config_check(engine->config);
if (status != ODS_STATUS_OK) {
ods_log_error("[%s] cfgfile %s has errors", engine_str, cfgfile);
goto earlyexit;
}
if (info) {
engine_config_print(stdout, engine->config); /* for debugging */
goto earlyexit;
}
/* check pidfile */
if (!util_check_pidfile(engine->config->pid_filename)) {
exit(1);
}
/* open log */
ods_log_init("ods-signerd", engine->config->use_syslog,
engine->config->log_filename, engine->config->verbosity);
/* setup */
status = engine_setup(engine);
if (status != ODS_STATUS_OK) {
ods_log_error("[%s] setup failed: %s", engine_str,
ods_status2str(status));
if (status != ODS_STATUS_WRITE_PIDFILE_ERR) {
/* command handler had not yet been started */
engine->cmdhandler_done = 1;
}
goto earlyexit;
}
/* run */
while (engine->need_to_exit == 0) {
/* update zone list */
lock_basic_lock(&engine->zonelist->zl_lock);
zl_changed = zonelist_update(engine->zonelist,
engine->config->zonelist_filename);
engine->zonelist->just_removed = 0;
engine->zonelist->just_added = 0;
engine->zonelist->just_updated = 0;
lock_basic_unlock(&engine->zonelist->zl_lock);
/* start/reload */
if (engine->need_to_reload) {
ods_log_info("[%s] signer reloading", engine_str);
fifoq_wipe(engine->signq);
engine->need_to_reload = 0;
} else {
ods_log_info("[%s] signer started (version %s), pid %u",
engine_str, PACKAGE_VERSION, engine->pid);
if (hsm_open2(engine->config->repositories, hsm_check_pin) != HSM_OK) {
char* error = hsm_get_error(NULL);
if (error != NULL) {
ods_log_error("[%s] %s", "hsm", error);
free(error);
}
ods_log_error("[%s] opening hsm failed (for engine recover)", engine_str);
break;
}
zl_changed = engine_recover(engine);
hsm_close();
}
if (zl_changed == ODS_STATUS_OK ||
zl_changed == ODS_STATUS_UNCHANGED) {
engine_update_zones(engine, zl_changed);
}
if (hsm_open2(engine->config->repositories, hsm_check_pin) != HSM_OK) {
char* error = hsm_get_error(NULL);
if (error != NULL) {
ods_log_error("[%s] %s", "hsm", error);
free(error);
}
ods_log_error("[%s] opening hsm failed (for engine run)", engine_str);
break;
}
engine_run(engine, single_run);
hsm_close();
}
/* shutdown */
ods_log_info("[%s] signer shutdown", engine_str);
engine_stop_cmdhandler(engine);
engine_stop_xfrhandler(engine);
engine_stop_dnshandler(engine);
earlyexit:
if (engine && engine->config) {
if (engine->config->pid_filename) {
(void)unlink(engine->config->pid_filename);
}
if (engine->config->clisock_filename) {
(void)unlink(engine->config->clisock_filename);
}
}
tsig_handler_cleanup();
engine_cleanup(engine);
engine = NULL;
return 1;
}