Commit graph

159 commits

Author SHA1 Message Date
Ralph Dolmans
77f78152ee - Aggressive use of NSEC implementation. Use cached NSEC records to generate
NXDOMAIN, NODATA and positive wildcard answers.


git-svn-id: file:///svn/unbound/trunk@4522 be551aaa-1e26-0410-a405-d3ace91eadb9
2018-02-08 13:16:36 +00:00
Wouter Wijngaards
cb28d35bd2 - Fix lock race condition in dns cache dname synthesis.
git-svn-id: file:///svn/unbound/trunk@4495 be551aaa-1e26-0410-a405-d3ace91eadb9
2018-02-02 10:33:19 +00:00
Wouter Wijngaards
859ca7db68 - Fix #3397: Fix that when the cache contains an unsigned DNAME in
the middle of a cname chain, a result without the DNAME could
  be returned.


git-svn-id: file:///svn/unbound/trunk@4446 be551aaa-1e26-0410-a405-d3ace91eadb9
2018-01-22 14:30:16 +00:00
Wouter Wijngaards
df6fbb82be - Fix #3397: Fix that cachedb could return a partial CNAME chain.
git-svn-id: file:///svn/unbound/trunk@4445 be551aaa-1e26-0410-a405-d3ace91eadb9
2018-01-22 13:54:20 +00:00
Wouter Wijngaards
7afdc695fe - Fix DNSCACHE_STORE_ZEROTTL to be bigger than 0xffff.
git-svn-id: file:///svn/unbound/trunk@4355 be551aaa-1e26-0410-a405-d3ace91eadb9
2017-09-19 11:54:58 +00:00
Wouter Wijngaards
55d8fe2837 - use a cachedb answer even if it's "expired" when serve-expired is yes
(patch from Jinmei Tatuya).
- trigger refetching of the answer in that case (this will bypass
  cachedb lookup)
- allow storing a 0-TTL answer from cachedb in the in-memory message
  cache when serve-expired is yes


git-svn-id: file:///svn/unbound/trunk@4353 be551aaa-1e26-0410-a405-d3ace91eadb9
2017-09-19 09:08:29 +00:00
Wouter Wijngaards
6a5e7be380 - Fix #1418: [ip ratelimit] initialize slabhash using
ip-ratelimit-slabs.


git-svn-id: file:///svn/unbound/trunk@4330 be551aaa-1e26-0410-a405-d3ace91eadb9
2017-08-31 12:02:14 +00:00
Wouter Wijngaards
abb6cfdebd - upgrade aclocal(pkg.m4 0.29.1), config.guess(2016-10-02),
config.sub(2016-09-05).
- annotate case statement fallthrough for gcc 7.1.1.
- flex output from flex 2.6.1.
- snprintf of thread number does not warn about truncated string.


git-svn-id: file:///svn/unbound/trunk@4278 be551aaa-1e26-0410-a405-d3ace91eadb9
2017-07-24 09:04:18 +00:00
Ralph Dolmans
71d2d60b85 - Fix #1277: disable domain ratelimit by setting value to 0.
git-svn-id: file:///svn/unbound/trunk@4235 be551aaa-1e26-0410-a405-d3ace91eadb9
2017-06-16 13:22:43 +00:00
Wouter Wijngaards
c4869780d1 - Fix #1278: Incomplete wildcard proof.
git-svn-id: file:///svn/unbound/trunk@4218 be551aaa-1e26-0410-a405-d3ace91eadb9
2017-06-12 10:11:28 +00:00
Wouter Wijngaards
893159454f - Adjust servfail by iterator to not store in cache when serve-expired
is enabled, to avoid overwriting useful information there.


git-svn-id: file:///svn/unbound/trunk@4153 be551aaa-1e26-0410-a405-d3ace91eadb9
2017-05-12 12:16:41 +00:00
Ralph Dolmans
d30ae35c62 - Do not add current time twice to TTL before ECS cache store.
- Do not touch rrset cache after ECS cache message generation.
- Use LDNS_EDNS_CLIENT_SUBNET as default ECS opcode.


git-svn-id: file:///svn/unbound/trunk@4086 be551aaa-1e26-0410-a405-d3ace91eadb9
2017-04-03 09:36:18 +00:00
Ralph Dolmans
b0fd814975 - Merge EDNS Client subnet implementation from feature branch into main branch,
using new EDNS processing framework.


git-svn-id: file:///svn/unbound/trunk@4074 be551aaa-1e26-0410-a405-d3ace91eadb9
2017-03-21 12:08:17 +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
Wouter Wijngaards
3a1ffe4c69 - Fix #1185: Source IP rate limiting, patch from Larissa Feng.
git-svn-id: file:///svn/unbound/trunk@3981 be551aaa-1e26-0410-a405-d3ace91eadb9
2017-01-05 13:57:12 +00:00
Ralph Dolmans
9581c39dcc - QNAME minimisation uses QTYPE=A, therefore always check cache for
this type in harden-below-nxdomain functionality.


git-svn-id: file:///svn/unbound/trunk@3932 be551aaa-1e26-0410-a405-d3ace91eadb9
2016-11-22 10:50:53 +00:00
Wouter Wijngaards
4cd296a3f3 - Fixup query_info local_alias init.
git-svn-id: file:///svn/unbound/trunk@3899 be551aaa-1e26-0410-a405-d3ace91eadb9
2016-10-20 14:55:57 +00:00
Ralph Dolmans
5d061f13f9 - Validate QNAME minimised NXDOMAIN responses.
- If QNAME minimisation is enabled, do cache lookup for QTYPE NS in
   harden-below-nxdomain.



git-svn-id: file:///svn/unbound/trunk@3682 be551aaa-1e26-0410-a405-d3ace91eadb9
2016-03-18 15:44:41 +00:00
Wouter Wijngaards
2ceed35ca8 - Added assert on rrset cache correctness.
git-svn-id: file:///svn/unbound/trunk@3545 be551aaa-1e26-0410-a405-d3ace91eadb9
2015-11-20 08:08:11 +00:00
Wouter Wijngaards
b8d7976f57 - ANY responses include DNAME records if present, as per Evan Hunt's
remark in dnsop.


git-svn-id: file:///svn/unbound/trunk@3504 be551aaa-1e26-0410-a405-d3ace91eadb9
2015-10-14 08:02:14 +00:00
Wouter Wijngaards
cb90782087 - Fix #677 Fix DNAME responses from cache that failed internal chain
test.


git-svn-id: file:///svn/unbound/trunk@3435 be551aaa-1e26-0410-a405-d3ace91eadb9
2015-06-26 07:27:32 +00:00
Wouter Wijngaards
ddda275d7b please lint.
git-svn-id: file:///svn/unbound/trunk@3411 be551aaa-1e26-0410-a405-d3ace91eadb9
2015-04-23 14:04:46 +00:00
Wouter Wijngaards
ff898bfdd6 - Synthesize ANY responses from cache. Does not search exhaustively,
but MX,A,AAAA,SOA,NS also CNAME.
- Fix leaked dns64prefix configuration string.


git-svn-id: file:///svn/unbound/trunk@3405 be551aaa-1e26-0410-a405-d3ace91eadb9
2015-04-17 14:58:07 +00:00
Wouter Wijngaards
c03ff186ec fixes for undeclared function.
git-svn-id: file:///svn/unbound/trunk@3394 be551aaa-1e26-0410-a405-d3ace91eadb9
2015-04-10 12:19:30 +00:00
Wouter Wijngaards
85192d4569 - unbound-control ratelimit_list lists high rate domains.
git-svn-id: file:///svn/unbound/trunk@3393 be551aaa-1e26-0410-a405-d3ace91eadb9
2015-04-10 12:13:59 +00:00
Wouter Wijngaards
bc658e0361 Fixes.
git-svn-id: file:///svn/unbound/trunk@3392 be551aaa-1e26-0410-a405-d3ace91eadb9
2015-04-10 10:57:25 +00:00
Wouter Wijngaards
e30a90febc - ratelimit feature, ratelimit: 100, or some sensible qps, can be
used to turn it on.  It ratelimits recursion effort per zone.
  For particular names you can configure exceptions in unbound.conf.


git-svn-id: file:///svn/unbound/trunk@3391 be551aaa-1e26-0410-a405-d3ace91eadb9
2015-04-10 09:59:57 +00:00
Wouter Wijngaards
06fa21b0da Fixup rrset unlock in case of allocation failure.
git-svn-id: file:///svn/unbound/trunk@3381 be551aaa-1e26-0410-a405-d3ace91eadb9
2015-03-26 13:15:55 +00:00
Wouter Wijngaards
b2bdce46be - rename ldns subdirectory to sldns to avoid name collision.
git-svn-id: file:///svn/unbound/trunk@3380 be551aaa-1e26-0410-a405-d3ace91eadb9
2015-03-26 10:21:38 +00:00
Wouter Wijngaards
6feb8fb6a5 - Fixes to add integer overflow checks on allocation (defense in depth).
git-svn-id: file:///svn/unbound/trunk@3372 be551aaa-1e26-0410-a405-d3ace91eadb9
2015-03-20 15:36:25 +00:00
Wouter Wijngaards
b781f2d48d - Fix that CD flag disables DNS64 processing, returning the DNSSEC
signed AAAA denial.


git-svn-id: file:///svn/unbound/trunk@3273 be551aaa-1e26-0410-a405-d3ace91eadb9
2014-11-18 15:15:57 +00:00
Wouter Wijngaards
eb5e9a89c4 - Fix #558: failed prefetch lookup does not remove cached response
but delays next prefetch (in lieu of caching a SERVFAIL).


git-svn-id: file:///svn/unbound/trunk@3111 be551aaa-1e26-0410-a405-d3ace91eadb9
2014-04-10 13:56:16 +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
d3cbd76546 - Fix sldns to use sldns_ prefix for all ldns_ variables.
git-svn-id: file:///svn/unbound/trunk@3022 be551aaa-1e26-0410-a405-d3ace91eadb9
2013-12-03 09:11:16 +00:00
Wouter Wijngaards
29e96e86c9 - separate ldns into core ldns inside ldns/ subdirectory. No more
--with-ldns is needed and unbound does not rely on libldns.


git-svn-id: file:///svn/unbound/trunk@2998 be551aaa-1e26-0410-a405-d3ace91eadb9
2013-10-31 15:09:26 +00:00
Wouter Wijngaards
f1fd2b53eb - Fix for 2038, with time_t instead of uint32_t.
git-svn-id: file:///svn/unbound/trunk@2939 be551aaa-1e26-0410-a405-d3ace91eadb9
2013-08-20 12:23:42 +00:00
Wouter Wijngaards
c8d22543f3 - Fix#516 dnssec lameness detection for answers that are improper.
git-svn-id: file:///svn/unbound/trunk@2933 be551aaa-1e26-0410-a405-d3ace91eadb9
2013-08-08 09:29:33 +00:00
Wouter Wijngaards
940f6d98de - Fix timeouts so that when a server has been offline for a while
and is probed to see it works, it becomes fully available for
  server selection again.


git-svn-id: file:///svn/unbound/trunk@2745 be551aaa-1e26-0410-a405-d3ace91eadb9
2012-08-21 07:17:48 +00:00
Wouter Wijngaards
773d8e3b84 Fix prefetch and stickyness.
git-svn-id: file:///svn/unbound/trunk@2632 be551aaa-1e26-0410-a405-d3ace91eadb9
2012-02-16 11:04:53 +00:00
Wouter Wijngaards
682ff957ed lint and doxygen fixes.
git-svn-id: file:///svn/unbound/trunk@2631 be551aaa-1e26-0410-a405-d3ace91eadb9
2012-02-16 10:08:07 +00:00
Wouter Wijngaards
03a7425ead - Fix sticky NS (ghost domain problem) if prefetch is yes.
git-svn-id: file:///svn/unbound/trunk@2619 be551aaa-1e26-0410-a405-d3ace91eadb9
2012-02-14 11:06:44 +00:00
Wouter Wijngaards
850525139b debug infra lines for infa timeout counters.
git-svn-id: file:///svn/unbound/trunk@2616 be551aaa-1e26-0410-a405-d3ace91eadb9
2012-02-10 14:48:09 +00:00
Wouter Wijngaards
09b9ea04a3 - Fix timeouts to keep track of query type, A, AAAA and other, if
another has caused timeout blacklist, different type can still probe.


git-svn-id: file:///svn/unbound/trunk@2613 be551aaa-1e26-0410-a405-d3ace91eadb9
2012-02-10 12:17:25 +00:00
Wouter Wijngaards
14059dca14 - Slightly smaller critical region in one case in infra cache.
git-svn-id: file:///svn/unbound/trunk@2611 be551aaa-1e26-0410-a405-d3ace91eadb9
2012-02-10 09:21:06 +00:00
Wouter Wijngaards
dff630c788 - Fix validation failures (like: validation failure xx: no NSEC3
closest encloser from yy for DS zz. while building chain of trust,
         because of a bug in the TTL-fix in 1.4.15, it picked the wrong rdata
         for an NSEC3.  Now it does not change rdata, and fixes TTL.


git-svn-id: file:///svn/unbound/trunk@2599 be551aaa-1e26-0410-a405-d3ace91eadb9
2012-02-01 11:18:07 +00:00
Wouter Wijngaards
589924e36c - uninitialised variable in reprobe for rtt blocked domains fixed.
- lintfix and new flex output.


git-svn-id: file:///svn/unbound/trunk@2583 be551aaa-1e26-0410-a405-d3ace91eadb9
2012-01-10 15:07:16 +00:00
Wouter Wijngaards
6dd2c0467e - Fix bug #425: unbound reports wrong TTL in reply, it reports a TTL
that would be permissible by the RFCs but it is not the TTL in the
  cache.


git-svn-id: file:///svn/unbound/trunk@2581 be551aaa-1e26-0410-a405-d3ace91eadb9
2012-01-10 09:42:32 +00:00
Wouter Wijngaards
8e62925ffb fix infra cache comparison.
git-svn-id: file:///svn/unbound/trunk@2570 be551aaa-1e26-0410-a405-d3ace91eadb9
2011-12-13 12:14:40 +00:00
Wouter Wijngaards
a1c76554a2 - Makefile changed for BSD make compatibility.
git-svn-id: file:///svn/unbound/trunk@2544 be551aaa-1e26-0410-a405-d3ace91eadb9
2011-11-10 18:44:06 +00:00
Wouter Wijngaards
11f5e16932 infra cache consolidated and stores per zone, IP.
git-svn-id: file:///svn/unbound/trunk@2525 be551aaa-1e26-0410-a405-d3ace91eadb9
2011-10-26 15:46:23 +00:00