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94 commits

Author SHA1 Message Date
W.C.A. Wijngaards
3953f827fb Merge branch 'master' of https://github.com/madroach/unbound into ipset-pf-support 2024-07-01 14:36:33 +02:00
W.C.A. Wijngaards
b865aca03a - Fix #946: Forwarder returns servfail on upstream response noerror no 
data.
 2023-10-04 18:16:22 +02:00
W.C.A. Wijngaards
be53e37b15 - Fix #923: processQueryResponse() THROWAWAY should be mindful of 
fail_reply.
 2023-08-21 14:32:13 +02:00
George Thessalonikefs
adb4aeb609 - For #722: Minor fixes, formatting and refactoring. 2023-05-01 18:23:13 +02:00
George Thessalonikefs
e1ec3cf893 Merge branch 'nat64' of https://github.com/eqvinox/unbound into eqvinox-nat64 2023-04-26 15:14:39 +02:00
George Thessalonikefs
df411b3f28 - Updates for #461 (Add max-query-restarts option). 2022-12-13 15:29:22 +01:00
George Thessalonikefs
71db243b0d Merge branch 'restart_conf' of https://github.com/cgallred/unbound into cgallred-restart_conf 2022-12-13 14:35:01 +01:00
George Thessalonikefs
c61b2121b5 - Expose 'max-sent-count' as a configuration option; the 
default value retains Unbound's behavior.
 2022-12-13 13:57:07 +01:00
David Lamparter
64fb06f892 NAT64 support 
This implements #721.  Includes documentation and some very basic tests.
Please refer to doc for further detail.
 2022-11-07 11:37:50 +00:00
George Thessalonikefs
e9107907e5 - Clarify the use of MAX_SENT_COUNT in the iterator code. 2022-10-18 12:29:07 +02:00
Yorgos Thessalonikefs
f1d263a318
Leniency for target discovery when under load (for NRDelegation changes) (#764) 
* - Introduce leniency for target discovery when under load.

* - Allow for easier testing (to be reverted).

* - Happy compiler.

* - Precheck access to target_fetch_policy.

* - Do not mark a nameserver as resolved when one of A/AAAA is negative.

* - Update fetch_glue.rpl test for (possible) outstanding queries.

* - Update fetch_glue_cname.rpl test for possible outstanding queries.

* - Better fix for fetch_glue_cname.rpl.

* - Fix iter_emptydp_for_glue.rpl to match the referral.

* - Disabled the nxns tests for now (to be reverted).

* - Update iter_recurse.rpl for possible outstanding queries.

* Revert "- Disabled the nxns tests for now (to be reverted)."

This reverts commit 34a9c13a90.

* Revert "- Allow for easier testing (to be reverted)."

This reverts commit b6dfe35e1d.
 2022-10-04 22:21:08 +02:00
Minghang Chen
249efd4285 Introduce infra-cache-max-rtt option to config max retransmit timeout 
Added the option and let it default to 120 seconds so that it won't change
current behavior.

Related-to #717
 2022-07-16 01:46:18 -07:00
George Thessalonikefs
923eb7d474 - Allow fallback to the parent side when MAX_TARGET_NX is reached. 
This will also allow MAX_TARGET_NX more NXDOMAINs.
 2022-06-29 17:32:29 +02:00
Christian Allred
d19e12ab5d Merge branch 'master' of https://github.com/NLnetLabs/unbound into restart_conf 2022-04-18 12:16:40 -07:00
George Thessalonikefs
f857af873e - Update ratelimit code for recent serviced_query changes and more 
accurate ratelimit calculation.
 2022-01-29 23:49:38 +01:00
George Thessalonikefs
ea47c08e70 - Fix #599: [FR] RFC 9156 (obsoletes RFC 7816), by noting the new RFC 
document.
 2022-01-26 14:35:22 +01:00
W.C.A. Wijngaards
829f3c932e - Fix for #41: change outbound retry to int to fix signed comparison 
warnings.
 2021-09-08 15:07:11 +02:00
W.C.A. Wijngaards
204edd229e Merge branch 'feature/configure-outbound_msg_retry' of git://github.com/countsudoku/unbound into countsudoku-feature/configure-outbound_msg_retry 2021-09-08 14:38:36 +02:00
George Thessalonikefs
8878680898 - Bump MAX_RESTART_COUNT to 11 from 8; in relation to #438. This allows 
longer CNAME chains in Unbound.
 2021-08-04 10:53:22 +02:00
W.C.A. Wijngaards
ecb8aed2f2 - Add that log-servfail prints an IP address and more information 
about one of the last failures for that query.
 2021-04-29 10:24:35 +02:00
Christian Allred
07c0d04a14 Use max-query-restarts in iterative resolver 2021-04-05 16:25:43 -07:00
Christopher Zimmermann
1d23e0c920 Merge remote-tracking branch 'upstream/master' 2021-02-03 13:19:19 +01:00
W.C.A. Wijngaards
ba0f382eee - CVE-2020-12662 Unbound can be tricked into amplifying an incoming 
query into a large number of queries directed to a target.
- CVE-2020-12663 Malformed answers from upstream name servers can be
  used to make Unbound unresponsive.
 2020-05-19 10:27:27 +02:00
Christopher Zimmermann
c96e4ca121 allow privileged initialisation of modules 2020-05-10 22:30:25 +02:00
Ralph Dolmans
03a37d1ff6 - Keep track of number of timeouts. Use this counter to determine if capsforid 
fallback should be started.
 2020-04-06 18:00:06 +02:00
Moritz Schneider
79cc049096 Make outbound msg retry configurable 2019-06-12 19:01:28 +02:00
Wouter Wijngaards
fd5e4e6019 - Fix #4126: RTT_band too low on VSAT links with 600+ms latency, 
adds the option unknown-server-time-limit to unbound.conf that
  can be increased to avoid the problem.


git-svn-id: file:///svn/unbound/trunk@4954 be551aaa-1e26-0410-a405-d3ace91eadb9
 2018-10-25 09:21:41 +00:00
Ralph Dolmans
3f2d186694 - Make capsforid fallback QNAME minimisation aware. 
git-svn-id: file:///svn/unbound/trunk@4840 be551aaa-1e26-0410-a405-d3ace91eadb9
 2018-08-07 12:43:49 +00:00
Wouter Wijngaards
bea3b6b72d unit test for auth zone lookup 
git-svn-id: file:///svn/unbound/trunk@4469 be551aaa-1e26-0410-a405-d3ace91eadb9
 2018-01-30 15:44:49 +00:00
Wouter Wijngaards
7d17a926ac - Spelling fixes, from Phil Porada. 
git-svn-id: file:///svn/unbound/trunk@4344 be551aaa-1e26-0410-a405-d3ace91eadb9
 2017-09-15 14:29:28 +00:00
Ralph Dolmans
7b18274d7e - Added stats for queries that have been ratelimited by domain recursion. 
git-svn-id: file:///svn/unbound/trunk@4292 be551aaa-1e26-0410-a405-d3ace91eadb9
 2017-08-03 12:52:33 +00:00
Ralph Dolmans
de731edc0d - Remove unused iter_env member (ip6arpa_dname) 
git-svn-id: file:///svn/unbound/trunk@4290 be551aaa-1e26-0410-a405-d3ace91eadb9
 2017-08-03 09:29:21 +00:00
Wouter Wijngaards
c010e93d4a - Fix to rename internally used types from _t to _type, because _t 
type names are reserved by POSIX.
- iana portlist update


git-svn-id: file:///svn/unbound/trunk@3989 be551aaa-1e26-0410-a405-d3ace91eadb9
 2017-01-19 10:25:41 +00:00
Ralph Dolmans
5b63c08c72 - Use QTYPE=A for QNAME minimisation. 
- Keep track of number of time-outs when performing QNAME minimisation.
  Stop minimising when number of time-outs for a QNAME/QTYPE pair is
  more than three.



git-svn-id: file:///svn/unbound/trunk@3782 be551aaa-1e26-0410-a405-d3ace91eadb9
 2016-06-13 13:06:35 +00:00
Wouter Wijngaards
3d60a6f446 - Fix #761: DNSSEC LAME false positive resolving nic.club. 
git-svn-id: file:///svn/unbound/trunk@3720 be551aaa-1e26-0410-a405-d3ace91eadb9
 2016-05-18 14:09:12 +00:00
Wouter Wijngaards
6062e896b9 note RFC number. 
git-svn-id: file:///svn/unbound/trunk@3691 be551aaa-1e26-0410-a405-d3ace91eadb9
 2016-03-23 08:35:58 +00:00
Ralph Dolmans
6362a12bd7 - Limit number of QNAME minimisation iterations. 
git-svn-id: file:///svn/unbound/trunk@3681 be551aaa-1e26-0410-a405-d3ace91eadb9
 2016-03-17 14:44:41 +00:00
Ralph Dolmans
a05bf09811 Implemented qname minimisation 
git-svn-id: file:///svn/unbound/trunk@3554 be551aaa-1e26-0410-a405-d3ace91eadb9
 2015-11-30 16:10:26 +00:00
Wouter Wijngaards
0735cf0e53 - MAX_TARGET_COUNT increased to 64, to fix up sporadic resolution 
failures.


git-svn-id: file:///svn/unbound/trunk@3494 be551aaa-1e26-0410-a405-d3ace91eadb9
 2015-09-28 07:21:48 +00:00
Wouter Wijngaards
f03d3b870e - caps-whitelist in unbound.conf allows whitelist of loadbalancers 
that cannot work with caps-for-id or its fallback.


git-svn-id: file:///svn/unbound/trunk@3420 be551aaa-1e26-0410-a405-d3ace91eadb9
 2015-05-01 12:36:16 +00:00
Wouter Wijngaards
628ff05285 - Ratelimit does not apply to prefetched queries, and ratelimit-factor 
is default 10.  Repeated normal queries get resolved and with
  prefetch stay in the cache.


git-svn-id: file:///svn/unbound/trunk@3399 be551aaa-1e26-0410-a405-d3ace91eadb9
 2015-04-16 14:18:50 +00:00
Wouter Wijngaards
7e50976476 - store caps_response with best response in case downgrade response 
happens to be the last one.


git-svn-id: file:///svn/unbound/trunk@3348 be551aaa-1e26-0410-a405-d3ace91eadb9
 2015-03-04 09:31:26 +00:00
Wouter Wijngaards
f7039d8a59 - Fix CVE-2014-8602: denial of service by making resolver chase 
endless series of delegations.


git-svn-id: file:///svn/unbound/trunk@3289 be551aaa-1e26-0410-a405-d3ace91eadb9
 2014-12-08 15:09:18 +00:00
Wouter Wijngaards
bc7f906590 - Fix caps-for-id fallback, and added fallback attempt when servers 
drop 0x20 perturbed queries.


git-svn-id: file:///svn/unbound/trunk@3146 be551aaa-1e26-0410-a405-d3ace91eadb9
 2014-06-24 08:24:28 +00:00
Wouter Wijngaards
1a6515778d Remove unused define from iterator.h 
git-svn-id: file:///svn/unbound/trunk@3142 be551aaa-1e26-0410-a405-d3ace91eadb9
 2014-06-02 10:03:21 +00:00
Wouter Wijngaards
cddec24dd2 - Change MAX_SENT_COUNT from 16 to 32 to resolve some cases easier. 
git-svn-id: file:///svn/unbound/trunk@3127 be551aaa-1e26-0410-a405-d3ace91eadb9
 2014-05-06 12:37:37 +00:00
Wouter Wijngaards
2b90f38a70 And fix #551 REGENT to COPYRIGHT HOLDER in license in file headings. 
git-svn-id: file:///svn/unbound/trunk@3079 be551aaa-1e26-0410-a405-d3ace91eadb9
 2014-02-07 13:28:39 +00:00
Wouter Wijngaards
fa3337d42a - new approach to NS fetches for DS lookup that works with 
cornercases, and is more robust and considers forwarders.


git-svn-id: file:///svn/unbound/trunk@2646 be551aaa-1e26-0410-a405-d3ace91eadb9
 2012-03-21 15:01:01 +00:00
Wouter Wijngaards
0d5441bd8a - fix to locate nameservers for DS lookup with NS fetches. 
git-svn-id: file:///svn/unbound/trunk@2645 be551aaa-1e26-0410-a405-d3ace91eadb9
 2012-03-19 15:44:21 +00:00
Wouter Wijngaards
8e1cb52458 - iter_hints is now thread-owned in module env, and thus threadsafe. 
git-svn-id: file:///svn/unbound/trunk@2629 be551aaa-1e26-0410-a405-d3ace91eadb9
 2012-02-16 09:55:50 +00:00