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log: When initialising log domain masks, only set known log domains

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And add a runtime test that checks for unknown domains and flags.

Fixes bug 31854; bugfix on 0.2.1.1-alpha.
This commit is contained in:
teor 2019-09-26 13:37:06 +10:00
parent 25c5322dfe
commit db329522ef
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GPG Key ID: 10FEAA0E7075672A
3 changed files with 14 additions and 7 deletions
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3
changes/bug31854 Normal file
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@ -0,0 +1,3 @@
o Minor bugfixes (logging):
- When initialising log domain masks, only set known log domains.
Fixes bug 31854; bugfix on 0.2.1.1-alpha.

12
src/lib/log/log.c
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@ -628,6 +628,10 @@ void
tor_log(int severity, log_domain_mask_t domain, const char *format, ...) tor_log(int severity, log_domain_mask_t domain, const char *format, ...)
{ {
va_list ap; va_list ap;
/* check that domain is composed of known domains and flags */
raw_assert((domain & (LD_ALL_DOMAINS|LD_ALL_FLAGS)) == domain);
if (severity > log_global_min_severity_) if (severity > log_global_min_severity_)
return; return;
va_start(ap,format); va_start(ap,format);
@ -927,7 +931,7 @@ set_log_severity_config(int loglevelMin, int loglevelMax,
raw_assert(loglevelMax >= LOG_ERR && loglevelMax <= LOG_DEBUG); raw_assert(loglevelMax >= LOG_ERR && loglevelMax <= LOG_DEBUG);
memset(severity_out, 0, sizeof(log_severity_list_t)); memset(severity_out, 0, sizeof(log_severity_list_t));
for (i = loglevelMin; i >= loglevelMax; --i) { for (i = loglevelMin; i >= loglevelMax; --i) {
severity_out->masks[SEVERITY_MASK_IDX(i)] = ~0u; severity_out->masks[SEVERITY_MASK_IDX(i)] = LD_ALL_DOMAINS;
} }
} }
@ -1421,7 +1425,7 @@ parse_log_severity_config(const char **cfg_ptr,
const char *dash, *space; const char *dash, *space;
char *sev_lo, *sev_hi; char *sev_lo, *sev_hi;
int low, high, i; int low, high, i;
log_domain_mask_t domains = ~0u; log_domain_mask_t domains = LD_ALL_DOMAINS;
if (*cfg == '[') { if (*cfg == '[') {
int err = 0; int err = 0;
@ -1439,7 +1443,7 @@ parse_log_severity_config(const char **cfg_ptr,
tor_free(domains_str); tor_free(domains_str);
SMARTLIST_FOREACH_BEGIN(domains_list, const char *, domain) { SMARTLIST_FOREACH_BEGIN(domains_list, const char *, domain) {
if (!strcmp(domain, "*")) { if (!strcmp(domain, "*")) {
domains = ~0u; domains = LD_ALL_DOMAINS;
} else { } else {
log_domain_mask_t d; log_domain_mask_t d;
int negate=0; int negate=0;
@ -1535,7 +1539,7 @@ switch_logs_debug(void)
LOCK_LOGS(); LOCK_LOGS();
for (lf = logfiles; lf; lf=lf->next) { for (lf = logfiles; lf; lf=lf->next) {
for (i = LOG_DEBUG; i >= LOG_ERR; --i) for (i = LOG_DEBUG; i >= LOG_ERR; --i)
lf->severities->masks[SEVERITY_MASK_IDX(i)] = ~0u; lf->severities->masks[SEVERITY_MASK_IDX(i)] = LD_ALL_DOMAINS;
} }
log_global_min_severity_ = get_min_log_level(); log_global_min_severity_ = get_min_log_level();
UNLOCK_LOGS(); UNLOCK_LOGS();

6
src/test/test_options.c
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@ -54,9 +54,9 @@ setup_log_callback(void)
{ {
log_severity_list_t lst; log_severity_list_t lst;
memset(&lst, 0, sizeof(lst)); memset(&lst, 0, sizeof(lst));
lst.masks[SEVERITY_MASK_IDX(LOG_ERR)] = ~0; lst.masks[SEVERITY_MASK_IDX(LOG_ERR)] = LD_ALL_DOMAINS;
lst.masks[SEVERITY_MASK_IDX(LOG_WARN)] = ~0; lst.masks[SEVERITY_MASK_IDX(LOG_WARN)] = LD_ALL_DOMAINS;
lst.masks[SEVERITY_MASK_IDX(LOG_NOTICE)] = ~0; lst.masks[SEVERITY_MASK_IDX(LOG_NOTICE)] = LD_ALL_DOMAINS;
add_callback_log(&lst, log_cback); add_callback_log(&lst, log_cback);
mark_logs_temp(); mark_logs_temp();
} }