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BUG/MINOR: stats: free dynamically stats fields/lines on shutdown

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Register a new function on POST DEINIT to free stats fields/lines for
each domain.

This patch does not fix a critical bug but may be backported to 2.3.
This commit is contained in:
Amaury Denoyelle 2020-11-10 14:24:30 +01:00 committed by Christopher Faulet
parent cc9bf2e5fe
commit a2a6899bee
1 changed files with 17 additions and 0 deletions
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17
src/stats.c
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@ -4548,6 +4548,23 @@ static int allocate_stats_dns_postcheck(void)
REGISTER_CONFIG_POSTPARSER("allocate-stats-dns", allocate_stats_dns_postcheck);
static void deinit_stats(void)
{
int domains[] = { STATS_DOMAIN_PROXY, STATS_DOMAIN_DNS }, i;
for (i = 0; i < STATS_DOMAIN_COUNT; ++i) {
const int domain = domains[i];
if (stat_l[domain])
free(stat_l[domain]);
if (stat_f[domain])
free(stat_f[domain]);
}
}
REGISTER_POST_DEINIT(deinit_stats);
/* register cli keywords */
static struct cli_kw_list cli_kws = {{ },{
{ { "clear", "counters", NULL }, "clear counters : clear max statistics counters (add 'all' for all counters)", cli_parse_clear_counters, NULL, NULL },