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work on prefetch: store the updated results in the cache.

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git-svn-id: file:///svn/unbound/trunk@1954 be551aaa-1e26-0410-a405-d3ace91eadb9
This commit is contained in:
Wouter Wijngaards
2010-01-08 15:59:36 +00:00
parent 9a9df2478d
commit 5b0fd59e76
14 changed files with 284 additions and 24 deletions
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iterator/iterator.c
+7 -5
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@@ -251,7 +251,7 @@ error_response_cache(struct module_qstate* qstate, int id, int rcode)
/* do not waste time trying to validate this servfail */
err.security = sec_status_indeterminate;
verbose(VERB_ALGO, "store error response in message cache");
if(!iter_dns_store(qstate->env, &qstate->qinfo, &err, 0)) {
if(!iter_dns_store(qstate->env, &qstate->qinfo, &err, 0, 0)) {
log_err("error_response_cache: could not store error (nomem)");
}
return error_response(qstate, id, rcode);
@@ -1552,7 +1552,7 @@ processQueryResponse(struct module_qstate* qstate, struct iter_qstate* iq,
* so they sent on their */
verbose(VERB_DETAIL, "query response was ANSWER");
if(!iter_dns_store(qstate->env, &iq->response->qinfo,
iq->response->rep, 0))
iq->response->rep, 0, qstate->prefetch_leeway))
return error_response(qstate, id, LDNS_RCODE_SERVFAIL);
/* close down outstanding requests to be discarded */
outbound_list_clear(&iq->outlist);
@@ -1589,8 +1589,9 @@ processQueryResponse(struct module_qstate* qstate, struct iter_qstate* iq,
)
)) {
/* Store the referral under the current query */
/* no prefetch-leeway, since its not the answer */
if(!iter_dns_store(qstate->env, &iq->response->qinfo,
iq->response->rep, 1))
iq->response->rep, 1, 0))
return error_response(qstate, id,
LDNS_RCODE_SERVFAIL);
if(qstate->env->neg_cache)
@@ -1657,8 +1658,9 @@ processQueryResponse(struct module_qstate* qstate, struct iter_qstate* iq,
/* cache the CNAME response under the current query */
/* NOTE : set referral=1, so that rrsets get stored but not
* the partial query answer (CNAME only). */
/* prefetchleeway applied because this updates answer parts */
if(!iter_dns_store(qstate->env, &iq->response->qinfo,
iq->response->rep, 1))
iq->response->rep, 1, qstate->prefetch_leeway))
return error_response(qstate, id, LDNS_RCODE_SERVFAIL);
/* set the current request's qname to the new value. */
iq->qchase.qname = sname;
@@ -2114,7 +2116,7 @@ processFinished(struct module_qstate* qstate, struct iter_qstate* iq,
* from cache does not need to be stored in the msg cache. */
if(qstate->query_flags&BIT_RD) {
if(!iter_dns_store(qstate->env, &qstate->qinfo,
iq->response->rep, 0))
iq->response->rep, 0, qstate->prefetch_leeway))
return error_response(qstate, id,
LDNS_RCODE_SERVFAIL);
}