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Code Issues Releases Wiki Activity

handle CNAME/DNAME results from A6 fetches

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This commit is contained in:
Bob Halley
2000-01-22 00:19:55 +00:00
parent 808af43235
commit fe197676cc
1 changed files with 26 additions and 1 deletions
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27
lib/dns/adb.c
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@@ -3665,8 +3665,33 @@ fetch_callback_a6(isc_task_t *task, isc_event_t *ev)
}
/*
* XXXRTH Handle CNAME/DNAME.
* Handle CNAME/DNAME.
*/
if (dev->result == DNS_R_CNAME || dev->result == DNS_R_DNAME) {
dev->rdataset->ttl = ISC_MAX(dev->rdataset->ttl,
ADB_CACHE_MINIMUM);
clean_target(adb, &name->target);
name->expire_target = INT_MAX;
result = set_target(adb, &name->name,
dns_fixedname_name(&dev->foundname),
dev->rdataset,
&name->target);
if (result == ISC_R_SUCCESS) {
DP(NCACHE_LEVEL,
"adb A6 fetch name %p: caching alias target",
name);
name->expire_target = dev->rdataset->ttl + now;
if (FETCH_FIRSTA6(fetch)) {
/*
* Make this name 'pokeable', since
* we've learned that this name is an
* alias.
*/
name->flags |= NAME_NEEDS_POKE;
}
}
goto out;
}
if (FETCH_USEHINTS(fetch))
use_hints = ISC_TRUE;