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if GLUEOK is set, and glue is found in a zone DB, don't check the cache

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EXPERIMENT: when DNS_DB_GLUEOK is set, dns_view_find() will now return
glue if it is found it a local zone database, without checking to see
if a better answer has been cached previously.
This commit is contained in:
Evan Hunt
2023-08-14 14:28:53 -07:00
parent 9227b82e71
commit 461b9a0442
2 changed files with 6 additions and 24 deletions
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7
lib/dns/include/dns/view.h
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@@ -548,8 +548,11 @@ dns_view_find(dns_view_t *view, const dns_name_t *name, dns_rdatatype_t type,
* Notes:
*
*\li See the description of dns_db_find() for information about 'options'.
* If the caller sets #DNS_DBFIND_GLUEOK, it must ensure that 'name'
* and 'type' are appropriate for glue retrieval.
*\li If the caller sets #DNS_DBFIND_GLUEOK, it must ensure that 'name'
* and 'type' are appropriate for glue retrieval. Glue found in a
* zone database will be returned without checking the cache for a
* better answer.
*
*\li If 'now' is zero, then the current time will be used.
*