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trinity-1686a
68 lines
1.5 KiB
C
68 lines
1.5 KiB
C
/* Copyright (c) 2018-2021, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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/**
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* \file log_sys.c
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* \brief Setup and tear down the logging module.
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**/
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#include "orconfig.h"
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#include "lib/subsys/subsys.h"
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#include "lib/log/escape.h"
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#include "lib/log/log.h"
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#include "lib/log/log_sys.h"
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#include "lib/log/util_bug.h"
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#include "lib/metrics/metrics_store.h"
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static metrics_store_t *the_store;
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static int
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subsys_logging_initialize(void)
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{
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init_logging(0);
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the_store = metrics_store_new();
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return 0;
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}
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static void
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subsys_logging_shutdown(void)
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{
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logs_free_all();
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escaped(NULL);
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}
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static const smartlist_t *
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logging_metrics_get_stores(void)
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{
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static smartlist_t *stores_list = NULL;
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metrics_store_reset(the_store);
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metrics_store_entry_t *sentry = metrics_store_add(
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the_store,
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METRICS_TYPE_COUNTER,
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METRICS_NAME(bug_reached_count),
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"Total number of BUG() and similar assertion reached",
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0, NULL);
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metrics_store_entry_update(sentry, tor_bug_get_count());
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if (!stores_list) {
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stores_list = smartlist_new();
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smartlist_add(stores_list, the_store);
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}
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return stores_list;
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}
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const subsys_fns_t sys_logging = {
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.name = "log",
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SUBSYS_DECLARE_LOCATION(),
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.supported = true,
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/* Logging depends on threads, approx time, raw logging, and security.
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* Most other lib modules depend on logging. */
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.level = -90,
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.initialize = subsys_logging_initialize,
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.shutdown = subsys_logging_shutdown,
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.get_metrics = logging_metrics_get_stores,
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};
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