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Add few extra WANT_QUERYTRACE logs into resume_qmin

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Print optionally a bit more details not passed to event in case
dns_view_findzonecut returns unexpected result. Result would be
visible later in foundevent, but found fname would be lost. Print it
into the log.
This commit is contained in:
Petr Menšík 2025-06-10 14:35:03 +02:00 committed by Mark Andrews
parent 2fd3da54f9
commit d2c6966232
1 changed files with 12 additions and 0 deletions
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12
lib/dns/resolver.c
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@ -101,6 +101,14 @@
isc_log_write(DNS_LOGCATEGORY_RESOLVER, DNS_LOGMODULE_RESOLVER, \
ISC_LOG_DEBUG(3), "fctx %p(%s): %s %s%u", fctx, \
fctx->info, (m1), (m2), (v))
#define FCTXTRACEN(m1, name, res) \
do { \
if (isc_log_wouldlog(ISC_LOG_DEBUG(3))) { \
char dbuf[DNS_NAME_FORMATSIZE]; \
dns_name_format((name), dbuf, sizeof(dbuf)); \
FCTXTRACE4((m1), dbuf, (res)); \
} \
} while (0)
#define FTRACE(m) \
isc_log_write(DNS_LOGCATEGORY_RESOLVER, DNS_LOGMODULE_RESOLVER, \
ISC_LOG_DEBUG(3), "fetch %p (fctx %p(%s)): %s", fetch, \
@ -150,6 +158,7 @@
UNUSED(m2); \
UNUSED(v); \
} while (0)
#define FCTXTRACEN(m1, name, res) FCTXTRACE4(m1, name, res)
#define FTRACE(m) \
do { \
UNUSED(m); \
@ -4279,6 +4288,7 @@ resume_qmin(void *arg) {
result = dns_view_findzonecut(res->view, fctx->name, fname, dcname,
fctx->now, findoptions, true, true,
&fctx->nameservers, NULL);
FCTXTRACEN("resume_qmin findzonecut", fname, result);
/*
* DNS_R_NXDOMAIN here means we have not loaded the root zone
@ -5014,6 +5024,8 @@ clone_results(fetchctx_t *fctx) {
/* This is the head resp; keep a pointer and move on */
if (hresp == NULL) {
hresp = ISC_LIST_HEAD(fctx->resps);
FCTXTRACEN("clone_results", hresp->foundname,
hresp->result);
continue;
}