fmd_thread_t * fmd_thread_xcreate(fmd_module_t *mp, pthread_t tid) { fmd_thread_t *tp = fmd_alloc(sizeof (fmd_thread_t), FMD_SLEEP); tp->thr_mod = mp; tp->thr_tid = tid; tp->thr_func = NULL; tp->thr_arg = NULL; tp->thr_trdata = fmd_trace_create(); tp->thr_trfunc = (fmd_tracebuf_f *)fmd.d_thr_trace; tp->thr_errdepth = 0; tp->thr_isdoor = 0; (void) pthread_mutex_lock(&fmd.d_thr_lock); fmd_list_append(&fmd.d_thr_list, tp); (void) pthread_mutex_unlock(&fmd.d_thr_lock); return (tp); }
static fmd_thread_t * fmd_thread_create_cmn(fmd_module_t *mp, fmd_thread_f *func, void *arg, int isdoor) { fmd_thread_t *tp = fmd_alloc(sizeof (fmd_thread_t), FMD_SLEEP); sigset_t oset, nset; int err; tp->thr_mod = mp; tp->thr_func = func; tp->thr_arg = arg; tp->thr_trdata = fmd_trace_create(); tp->thr_trfunc = (fmd_tracebuf_f *)fmd.d_thr_trace; tp->thr_errdepth = 0; tp->thr_isdoor = isdoor; (void) sigfillset(&nset); (void) sigdelset(&nset, SIGABRT); /* always unblocked for fmd_panic() */ if (!isdoor) (void) sigdelset(&nset, fmd.d_thr_sig); /* fmd_thr_signal() */ (void) pthread_sigmask(SIG_SETMASK, &nset, &oset); err = pthread_create(&tp->thr_tid, NULL, fmd_thread_start, tp); (void) pthread_sigmask(SIG_SETMASK, &oset, NULL); if (err != 0) { fmd_free(tp, sizeof (fmd_thread_t)); return (NULL); } (void) pthread_mutex_lock(&fmd.d_thr_lock); fmd_list_append(&fmd.d_thr_list, tp); (void) pthread_mutex_unlock(&fmd.d_thr_lock); return (tp); }
void fmd_create(fmd_t *dp, const char *arg0, const char *root, const char *conf) { fmd_conf_path_t *pap; char file[PATH_MAX]; const char *name; fmd_stat_t *sp; int i; smbios_hdl_t *shp; smbios_system_t s1; smbios_info_t s2; id_t id; di_prom_handle_t promh = DI_PROM_HANDLE_NIL; di_node_t rooth = DI_NODE_NIL; char *bufp; (void) sysinfo(SI_PLATFORM, _fmd_plat, sizeof (_fmd_plat)); (void) sysinfo(SI_ARCHITECTURE, _fmd_isa, sizeof (_fmd_isa)); (void) uname(&_fmd_uts); if ((shp = smbios_open(NULL, SMB_VERSION, 0, NULL)) != NULL) { if ((id = smbios_info_system(shp, &s1)) != SMB_ERR && smbios_info_common(shp, id, &s2) != SMB_ERR) { (void) strlcpy(_fmd_prod, s2.smbi_product, MAXNAMELEN); (void) strlcpy(_fmd_csn, s2.smbi_serial, MAXNAMELEN); } smbios_close(shp); } else if ((rooth = di_init("/", DINFOPROP)) != DI_NODE_NIL && (promh = di_prom_init()) != DI_PROM_HANDLE_NIL) { if (di_prom_prop_lookup_bytes(promh, rooth, "chassis-sn", (unsigned char **)&bufp) != -1) { (void) strlcpy(_fmd_csn, bufp, MAXNAMELEN); } } if (promh != DI_PROM_HANDLE_NIL) di_prom_fini(promh); if (rooth != DI_NODE_NIL) di_fini(rooth); bzero(dp, sizeof (fmd_t)); dp->d_version = _fmd_version; dp->d_pname = fmd_strbasename(arg0); dp->d_pid = getpid(); if (pthread_key_create(&dp->d_key, NULL) != 0) fmd_error(EFMD_EXIT, "failed to create pthread key"); (void) pthread_mutex_init(&dp->d_xprt_lock, NULL); (void) pthread_mutex_init(&dp->d_err_lock, NULL); (void) pthread_mutex_init(&dp->d_thr_lock, NULL); (void) pthread_mutex_init(&dp->d_mod_lock, NULL); (void) pthread_mutex_init(&dp->d_stats_lock, NULL); (void) pthread_rwlock_init(&dp->d_log_lock, NULL); /* * A small number of properties must be set manually before we open * the root configuration file. These include any settings for our * memory allocator and path expansion token values, because these * values are needed by the routines in fmd_conf.c itself. After * the root configuration file is processed, we reset these properties * based upon the latest values from the configuration file. */ dp->d_alloc_msecs = 10; dp->d_alloc_tries = 3; dp->d_str_buckets = 211; dp->d_rootdir = root ? root : ""; dp->d_platform = _fmd_plat; dp->d_machine = _fmd_uts.machine; dp->d_isaname = _fmd_isa; dp->d_conf = fmd_conf_open(conf, sizeof (_fmd_conf) / sizeof (_fmd_conf[0]), _fmd_conf, FMD_CONF_DEFER); if (dp->d_conf == NULL) { fmd_error(EFMD_EXIT, "failed to load required configuration properties\n"); } (void) fmd_conf_getprop(dp->d_conf, "alloc.msecs", &dp->d_alloc_msecs); (void) fmd_conf_getprop(dp->d_conf, "alloc.tries", &dp->d_alloc_tries); (void) fmd_conf_getprop(dp->d_conf, "strbuckets", &dp->d_str_buckets); (void) fmd_conf_getprop(dp->d_conf, "platform", &dp->d_platform); (void) fmd_conf_getprop(dp->d_conf, "machine", &dp->d_machine); (void) fmd_conf_getprop(dp->d_conf, "isaname", &dp->d_isaname); /* * Manually specified rootdirs override config files, so only update * d_rootdir based on the config files we parsed if no 'root' was set. */ if (root == NULL) (void) fmd_conf_getprop(dp->d_conf, "rootdir", &dp->d_rootdir); else (void) fmd_conf_setprop(dp->d_conf, "rootdir", dp->d_rootdir); /* * Once the base conf file properties are loaded, lookup the values * of $conf_path and $conf_file and merge in any other conf files. */ (void) fmd_conf_getprop(dp->d_conf, "conf_path", &pap); (void) fmd_conf_getprop(dp->d_conf, "conf_file", &name); for (i = 0; i < pap->cpa_argc; i++) { (void) snprintf(file, sizeof (file), "%s/%s", pap->cpa_argv[i], name); if (access(file, F_OK) == 0) fmd_conf_merge(dp->d_conf, file); } /* * Update the value of fmd.d_fg based on "fg". We cache this property * because it must be accessed deep within fmd at fmd_verror() time. * Update any other properties that must be cached for performance. */ (void) fmd_conf_getprop(fmd.d_conf, "fg", &fmd.d_fg); (void) fmd_conf_getprop(fmd.d_conf, "xprt.ttl", &fmd.d_xprt_ttl); /* * Initialize our custom libnvpair allocator and create an nvlist for * authority elements corresponding to this instance of the daemon. */ (void) nv_alloc_init(&dp->d_nva, &fmd_nv_alloc_ops); dp->d_auth = fmd_protocol_authority(); /* * The fmd_module_t for the root module must be created manually. Most * of it remains unused and zero, except for the few things we fill in. */ dp->d_rmod = fmd_zalloc(sizeof (fmd_module_t), FMD_SLEEP); dp->d_rmod->mod_name = fmd_strdup(dp->d_pname, FMD_SLEEP); dp->d_rmod->mod_fmri = fmd_protocol_fmri_module(dp->d_rmod); fmd_list_append(&dp->d_mod_list, dp->d_rmod); fmd_module_hold(dp->d_rmod); (void) pthread_mutex_init(&dp->d_rmod->mod_lock, NULL); (void) pthread_cond_init(&dp->d_rmod->mod_cv, NULL); (void) pthread_mutex_init(&dp->d_rmod->mod_stats_lock, NULL); dp->d_rmod->mod_thread = fmd_thread_xcreate(dp->d_rmod, pthread_self()); dp->d_rmod->mod_stats = fmd_zalloc(sizeof (fmd_modstat_t), FMD_SLEEP); dp->d_rmod->mod_ustat = fmd_ustat_create(); if (pthread_setspecific(dp->d_key, dp->d_rmod->mod_thread) != 0) fmd_error(EFMD_EXIT, "failed to attach main thread key"); if ((dp->d_stats = (fmd_statistics_t *)fmd_ustat_insert( dp->d_rmod->mod_ustat, FMD_USTAT_NOALLOC, sizeof (_fmd_stats) / sizeof (fmd_stat_t), (fmd_stat_t *)&_fmd_stats, NULL)) == NULL) fmd_error(EFMD_EXIT, "failed to initialize statistics"); (void) pthread_mutex_lock(&dp->d_rmod->mod_lock); dp->d_rmod->mod_flags |= FMD_MOD_INIT; (void) pthread_mutex_unlock(&dp->d_rmod->mod_lock); /* * In addition to inserting the _fmd_stats collection of program-wide * statistics, we also insert a statistic named after each of our * errors and update these counts in fmd_verror() (see fmd_subr.c). */ dp->d_errstats = sp = fmd_zalloc(sizeof (fmd_stat_t) * (EFMD_END - EFMD_UNKNOWN), FMD_SLEEP); for (i = 0; i < EFMD_END - EFMD_UNKNOWN; i++, sp++) { (void) snprintf(sp->fmds_name, sizeof (sp->fmds_name), "err.%s", strrchr(fmd_errclass(EFMD_UNKNOWN + i), '.') + 1); sp->fmds_type = FMD_TYPE_UINT64; } (void) fmd_ustat_insert(dp->d_rmod->mod_ustat, FMD_USTAT_NOALLOC, EFMD_END - EFMD_UNKNOWN, dp->d_errstats, NULL); }