test/regress_dns.c


Log

Author Commit Date CI Message
ayuseleznev 4da9f87c 2020-02-27T16:59:45 evdns: fix a crash when evdns_base with waiting requests is freed Fix undefined behaviour and application crash that might take place in some rare cases after calling evdns_base_free when there are requests in the waiting queue. Current cleanup procedure in evdns_base_free_and_unlock function includes 2 steps: 1. Finish all inflight requests. 2. Finish all waiting requests. During the first step we iterate over each list in req_heads structure and finish all requests in these lists. With current logic finishing an inflight request (function request_finished) removes it from the inflight requests container and forces a wating connection to be sent (by calling evdns_requests_pump_waiting_queue). When these new requests are sent it is possible that they will be inserted to the list in req_heads that we've already cleaned. So in some cases container of the inflight requests is not empty after this procedure and some requests are not finished and deleted. When timeouts for these requests expire evdns_request_timeout_callback is called but corresponding evdns_base has been already deleted which causes undefined behaviour and possible applicaton crash. It is interesting to note that in old versions of libevent such situation was not possible. This bug was introduced by the commit 14f84bbdc77d90b1d936076661443cdbf516c593. Before this commit nameservers were deleted before finishing the requests. Therefore it was not possible that requests from the waiting queue be sent while we finish the inflight requests.
Azat Khuzhin 4436287d 2019-10-31T09:18:58 Relax bufferevent_connect_hostname_emfile Do not do any assumptions on the error for the EMFILE from getaddrinfo(), expect just any error. Fixes: #924
Azat Khuzhin 538141eb 2019-06-15T23:18:05 evdns: add new options -- so-rcvbuf/so-sndbuf This will allow to customize SO_RCVBUF/SO_SNDBUF for nameservers in this evdns_base, you may want to adjust them if the kernel starts dropping udp packages.
Azat Khuzhin 51ac04ac 2019-05-25T17:29:25 test: mark bev_connect_hostname() as static (to avoid prototype requirement)
Joseph Spadavecchia 5e137f37 2014-12-08T17:32:07 Implement bufferevent_socket_connect_hostname_hints() So that ai_flags (such as AI_ADDRCONFIG) can be specified. Closes: #193 (cherry-picked with conflicts resolved)
Azat Khuzhin 47d348a6 2019-04-03T07:26:21 Disable logging for tests that assume printing warnings To avoid possible confusion But there is still one test that has some messages on windows: main/methods Because this test needs >1 of avaiable methods, otherwise it will warn.
Azat Khuzhin e5b8f4c1 2019-04-01T01:47:00 evdns: add DNS_OPTION_NAMESERVERS_NO_DEFAULT/EVDNS_BASE_NAMESERVERS_NO_DEFAULT - DNS_OPTION_NAMESERVERS_NO_DEFAULT Do not "default" nameserver (i.e. "127.0.0.1:53") if there is no nameservers in resolv.conf, (iff DNS_OPTION_NAMESERVERS is set) - EVDNS_BASE_NAMESERVERS_NO_DEFAULT If EVDNS_BASE_INITIALIZE_NAMESERVERS isset, do not add default nameserver if there are no nameservers in resolv.conf (just set DNS_OPTION_NAMESERVERS_NO_DEFAULT internally) Fixes: #569
Azat Khuzhin 6dbad0f6 2019-02-04T22:34:10 test/dns: in solaris under EMFILE devpoll does not dispatch (due DP_POLL failure)
Azat Khuzhin d234902d 2019-02-03T18:54:00 test/dns: in solaris under EMFILE the error is EAI_FAIL
Azat Khuzhin 4ffc7116 2019-01-26T18:52:33 test: adjust expecting error for getaddrinfo() under EMFILE When getaddrinfo() cannot allocate file descriptor glibc/musl-libc on linux report EAI_SYSTEM error. But this is not true for freebsd libc [1] (and hence apple libc [2]), they report EAI_NONAME error instead, so adjust expectation. [1]: https://github.com/freebsd/freebsd/blob/master/lib/libc/net/getaddrinfo.c [2]: https://opensource.apple.com/source/Libc/ Refs: #749 Refs: https://github.com/libevent/libevent/issues/749#issuecomment-457838159
Azat Khuzhin 2cb8eae7 2018-10-21T03:03:25 Do not rely on getservbyname() for most of the dns regression tests There is only one test that uses service name getaddrinfo_async, which manually check whether it works or not, other should not assume that it is available and works. There was already an attempt to overcome some possible limitations, like lack of "http" in /etc/services in d6bafbbeb27ff3943d6f3b6783bcded76384c31e ("test/dns: replace servname since solaris does not have "http"")
Azat Khuzhin 7198bbb8 2018-10-21T03:03:57 Turn off dns/getaddrinfo_race_gotresolve by default It is: - pretty internal regression - CPU bound - right now failed on travis-ci machines
Azat Khuzhin 09c74f71 2018-10-21T02:50:04 Fix an error for debug locking in dns/getaddrinfo_race_gotresolve When there is no /etc/services file evdns_getaddrinfo() will fail (with service="ssh") and hence it will go to then "end" label with locked rp.lock which in case of debug locking checks will bail with: [err] ../evthread.c:220: Assertion lock->count == 0 failed in debug_lock_free So add rp.locked flag, and unlock the lock before freeing it if it is in locked state. And here is how you can reproduce the issue: $ docker run -e LD_LIBRARY_PATH=$PWD/lib -e PATH=/usr/bin:/bin:$PWD/bin -v $PWD:$PWD --rm -it debian:testing regress dns/getaddrinfo_race_gotresolve (since debian:testing does not have /etc/services)
Philip Prindeville be371163 2018-06-16T17:16:10 Eliminate compiler warnings (at least for gcc/linux) Signed-off-by: Philip Prindeville <philipp@redfish-solutions.com> Closes: #646 # cherry-picked from the PR
Sergey Fionov 4802c132 2018-08-02T09:13:33 evdns: add regress test for getaddrinfo race
Leo Zhang d9ffd221 2018-05-15T12:14:05 test: make regress_dns C89 compatible Closes: #635 (cherry-picked)
Azat Khuzhin d1c8993c 2018-04-24T14:46:06 test/dns: install correct RLIMIT_NOFILE in bufferevent_connect_hostname_emfile Otherwise poll() will fail with EINVAL: EINVAL The nfds value exceeds the RLIMIT_NOFILE value. P.S. and cleanup this test a little, with early-return. CI: https://travis-ci.org/libevent/libevent/jobs/370350426
Azat Khuzhin a3d8f2e0 2018-04-24T01:45:00 test/dns: verify bufferevent_socket_connect() errorcb invoking if socket() fails Refs: #600
Azat Khuzhin 623ef3cc 2018-04-24T01:34:06 test/dns: cleanup test_bufferevent_connect_hostname()
Azat Khuzhin 8acfb0cd 2017-03-14T13:21:16 test: do not return void
Azat Khuzhin d6bafbbe 2017-01-20T02:11:35 test/dns: replace servname since solaris does not have "http" Yes, by default solaris (solaris10.dev 5.10 Generic_147148-26 i86pc i386 i86pc) does not have "http" in /etc/services
Azat Khuzhin 07862531 2017-01-19T20:34:41 test/dns: run async resolving after sync one (to avoid timeouts) If system resolver (sync one) will respond too slow, then we can fail async request and evdns will retransmit tham again, but evdns server will accept that failed requets, so we will have not 2 requests but 4. Reproduced on centos box sometimes.
Azat Khuzhin d7348bab 2016-03-25T00:21:06 test/dns: regression for empty hostname Refs: #332
Azat Khuzhin 0b9d4324 2015-11-25T17:29:42 test/dns: check exit code of evdns_getaddrinfo() By some reason all autotools builds failed: CI: https://travis-ci.org/libevent/libevent/builds/93125954
Azat Khuzhin 4ad34831 2015-11-23T15:52:10 test/dns: cover evdns_getaddrinfo() and evdns_base_free() with @fail_requests
Azat Khuzhin d6c6fb42 2015-11-23T15:28:40 test/dns: cover @fail_requests for evdns_base_free()
Azat Khuzhin 123d3728 2015-11-23T15:14:32 test/dns: more graceful coverage of @fail_requests In case when evdns_base_free() called with @fail_requests, we can potentially have leaks, but we can avoid them if we will run event loop once again to trigger defer cbs, so let's do this, instead of magical decrements (and also this will give an example how to avoid leaks for evdns).
Azat Khuzhin f55db985 2015-10-09T01:43:52 test/regress_dns: fix compilation warnings (-Wmissing-field-initializers/for) I don't have an error for loop because gcc5 have --std=gnu11 by default. We need some options-consistency for all versions/compilers and build systems to avoid such patches. Fixes: https://travis-ci.org/libevent/libevent/jobs/84403473 Fixes: https://travis-ci.org/libevent/libevent/builds/84403463
Azat Khuzhin 1e8bfbc6 2015-10-09T01:11:09 tests/regress_dns: cover that randomize-case works case-insensitive Regression-for: #288
Nick Mathewson 51821e20 2015-02-04T08:33:42 Merge pull request #207 from azat/avoid-leaking-of-event_debug_map_HT_GROW Avoid leaking of event_debug_map_HT_GROW
Nick Mathewson 537177d3 2015-02-02T13:57:22 New function to get address for nameserver.
Azat Khuzhin 3540a193 2015-01-08T04:45:49 regress_dns: drop hack for event_debug_map_HT_GROW in leak tests
Azat Khuzhin 3ca9d43d 2014-04-10T19:33:45 evdns: add retry/reissue tests for EVDNS_BASE_DISABLE_WHEN_INACTIVE
Nick Mathewson 89c1a3b7 2014-09-18T12:40:38 Fix several memory leaks in the unit tests. Also add a comment to buffer.c about why we call evbuffer_file_segment_free on failure to add the segment.
Nick Mathewson 08c88ea5 2014-09-18T11:28:19 use correct tt macro for pointer compare
Nick Mathewson afce2721 2014-09-18T11:25:27 Merge pull request #128 from azat/tests-disable-when-inactive-v5 Some tests for EVDNS_BASE_DISABLE_WHEN_INACTIVE flag
Azat Khuzhin 5ca9e97e 2014-04-11T18:50:10 regress dns: drop alarm() (since windows don't have it)
Azat Khuzhin fea86a64 2014-04-10T01:11:42 evdns: add regress test for flag EVDNS_BASE_DISABLE_WHEN_INACTIVE without ns
Azat Khuzhin ad0493ee 2014-04-09T17:48:12 evdns: add regress for EVDNS_BASE_DISABLE_WHEN_INACTIVE base flag
Azat Khuzhin 2fdc5f29 2014-03-23T15:12:29 regress_dns: fix leaks in getaddrinfo_async{,_cancel_stress} tests
Nick Mathewson f314900d 2013-08-06T19:38:48 DNS tests: add a missing check
Nick Mathewson 87cd6f01 2013-08-06T19:35:56 Fix some crash-on-fail cases in DNS regression tests Found by coverity.
Nick Mathewson e1766a1b 2013-05-29T16:26:50 Actually use the log facility for reporting evdns problems. Fixes issue #63. Also refactors the evdns logging and log backend a bit, so that it wastes a little less code.
Azat Khuzhin 7e876df7 2013-05-13T19:50:30 Fix dns/leak_resume_send_err test. Because we don't cancel request, and want our callback to recieve DNS_ERR_SHUTDOWN, we use deferred callback, and there was - one extra malloc(), @see reply_schedule_callback() - and one missing free @see request_finished() (req->handle->pending_cb = 1) than we don't need to count in testleak_cleanup() So just decrement allocated_chunks to 2, like we already take care about it.
Azat Khuzhin 1cd9ff59 2013-05-13T19:20:42 Add tests for evdns_base_resume(). - leak_resume - leak_cancel_and_resume - leak_resume_send_err - leak_cancel_and_resume_send_err
Nick Mathewson b1b054f0 2013-04-26T12:12:08 Make all tests pass under EVENT_DEBUG_MODE=1 The fix was easy: the tests that were failing were those tests that also enabled debug mode themselves. So, let them know when EVENT_DEBUG_MODE is on, so they won't do that.
Nick Mathewson 2e6a9850 2012-11-01T18:12:07 Merge remote-tracking branch 'github/20_win64_compilation' into 21_win64_compilation Conflicts: event.c http.c sample/event-read-fifo.c test/regress_bufferevent.c
Nick Mathewson 94866c27 2012-11-01T17:38:34 Compile without warnings on mingw64 This is mostly a matter of catching cases where we were still assuming that evutil_socket_t could be used as an int.
Nick Mathewson 9852107f 2012-07-26T10:43:13 Merge remote-tracking branch 'origin/patches-2.0' Conflicts: buffer.c http.c
Nick Mathewson 6355b2a4 2012-07-26T10:16:47 Remove unused variable; spotted by coverity
Nick Mathewson 7ef04e4b 2012-07-26T10:09:13 Merge remote-tracking branch 'origin/patches-2.0' Conflicts: configure.in test/regress_buffer.c test/regress_dns.c
Nick Mathewson 4f3732d7 2012-07-26T09:35:43 Fix various check-after-dereference issues in unit tests: found by coverity
Nick Mathewson 13525c50 2012-07-25T16:07:22 Fix another possible uninitialized read in dns regression tests. Found by coverity.
Nick Mathewson 6fdbf3a2 2012-07-25T16:06:51 Merge remote-tracking branch 'origin/patches-2.0'
Nick Mathewson 2259777c 2012-07-25T16:05:36 Fix possible uninitialized read in dns regression tests. Found by coverity.
Nick Mathewson f2cea873 2012-06-28T13:18:28 Make all tests that hit the network disabled by default To run only these tests, run test/regress with @live_net. To run all tests, run test/regress with @all.
Nick Mathewson 68120d9b 2012-02-29T15:07:31 Convert event-config.h macros to avoid reserved identifiers C reserves all identifiers beginning with an underscore for system use. But we had been mangling our autoconf identifiers with the prefix "_EVENT_" to avoid conflict with other programs. Instead, we will now use the prefix "EVENT__". With any luck, the double-underscore will still hint "here be dragons" to anybody tempted to think that event-config.h is a stable api. This is an automatically generated patch. The script that produced it was made by running this script over config.h.in: ===== #!/usr/bin/perl -w # Run this on config.h.in use strict; my %macros = (); while (<>) { if (/^# *undef +([A-Za-z0-9_]+)/) { $macros{$1} = 1; } } print "#!/usr/bin/perl -w -i -p\n\n"; for my $k (sort keys %macros) { print "s/(?<![A-Za-z0-9_])_EVENT_$k(?![A-Za-z0-9_])/EVENT__$k/g;\n"; } == And the script that it generated was then run over all .c and .h files: #!/usr/bin/perl -w -i -p s/(?<![A-Za-z0-9_])_EVENT_DISABLE_DEBUG_MODE(?![A-Za-z0-9_])/EVENT__DISABLE_DEBUG_MODE/g; s/(?<![A-Za-z0-9_])_EVENT_DISABLE_MM_REPLACEMENT(?![A-Za-z0-9_])/EVENT__DISABLE_MM_REPLACEMENT/g; s/(?<![A-Za-z0-9_])_EVENT_DISABLE_THREAD_SUPPORT(?![A-Za-z0-9_])/EVENT__DISABLE_THREAD_SUPPORT/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_ACCEPT4(?![A-Za-z0-9_])/EVENT__HAVE_ACCEPT4/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_ARC4RANDOM(?![A-Za-z0-9_])/EVENT__HAVE_ARC4RANDOM/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_ARC4RANDOM_BUF(?![A-Za-z0-9_])/EVENT__HAVE_ARC4RANDOM_BUF/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_ARPA_INET_H(?![A-Za-z0-9_])/EVENT__HAVE_ARPA_INET_H/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_CLOCK_GETTIME(?![A-Za-z0-9_])/EVENT__HAVE_CLOCK_GETTIME/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_DECL_CTL_KERN(?![A-Za-z0-9_])/EVENT__HAVE_DECL_CTL_KERN/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_DECL_KERN_ARND(?![A-Za-z0-9_])/EVENT__HAVE_DECL_KERN_ARND/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_DECL_KERN_RANDOM(?![A-Za-z0-9_])/EVENT__HAVE_DECL_KERN_RANDOM/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_DECL_RANDOM_UUID(?![A-Za-z0-9_])/EVENT__HAVE_DECL_RANDOM_UUID/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_DEVPOLL(?![A-Za-z0-9_])/EVENT__HAVE_DEVPOLL/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_DLFCN_H(?![A-Za-z0-9_])/EVENT__HAVE_DLFCN_H/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_EPOLL(?![A-Za-z0-9_])/EVENT__HAVE_EPOLL/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_EPOLL_CREATE1(?![A-Za-z0-9_])/EVENT__HAVE_EPOLL_CREATE1/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_EPOLL_CTL(?![A-Za-z0-9_])/EVENT__HAVE_EPOLL_CTL/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_EVENTFD(?![A-Za-z0-9_])/EVENT__HAVE_EVENTFD/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_EVENT_PORTS(?![A-Za-z0-9_])/EVENT__HAVE_EVENT_PORTS/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_FCNTL(?![A-Za-z0-9_])/EVENT__HAVE_FCNTL/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_FCNTL_H(?![A-Za-z0-9_])/EVENT__HAVE_FCNTL_H/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_FD_MASK(?![A-Za-z0-9_])/EVENT__HAVE_FD_MASK/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_GETADDRINFO(?![A-Za-z0-9_])/EVENT__HAVE_GETADDRINFO/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_GETEGID(?![A-Za-z0-9_])/EVENT__HAVE_GETEGID/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_GETEUID(?![A-Za-z0-9_])/EVENT__HAVE_GETEUID/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_GETHOSTBYNAME_R(?![A-Za-z0-9_])/EVENT__HAVE_GETHOSTBYNAME_R/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_GETHOSTBYNAME_R_3_ARG(?![A-Za-z0-9_])/EVENT__HAVE_GETHOSTBYNAME_R_3_ARG/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_GETHOSTBYNAME_R_5_ARG(?![A-Za-z0-9_])/EVENT__HAVE_GETHOSTBYNAME_R_5_ARG/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_GETHOSTBYNAME_R_6_ARG(?![A-Za-z0-9_])/EVENT__HAVE_GETHOSTBYNAME_R_6_ARG/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_GETIFADDRS(?![A-Za-z0-9_])/EVENT__HAVE_GETIFADDRS/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_GETNAMEINFO(?![A-Za-z0-9_])/EVENT__HAVE_GETNAMEINFO/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_GETPROTOBYNUMBER(?![A-Za-z0-9_])/EVENT__HAVE_GETPROTOBYNUMBER/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_GETSERVBYNAME(?![A-Za-z0-9_])/EVENT__HAVE_GETSERVBYNAME/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_GETTIMEOFDAY(?![A-Za-z0-9_])/EVENT__HAVE_GETTIMEOFDAY/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_IFADDRS_H(?![A-Za-z0-9_])/EVENT__HAVE_IFADDRS_H/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_INET_ATON(?![A-Za-z0-9_])/EVENT__HAVE_INET_ATON/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_INET_NTOP(?![A-Za-z0-9_])/EVENT__HAVE_INET_NTOP/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_INET_PTON(?![A-Za-z0-9_])/EVENT__HAVE_INET_PTON/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_INTTYPES_H(?![A-Za-z0-9_])/EVENT__HAVE_INTTYPES_H/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_ISSETUGID(?![A-Za-z0-9_])/EVENT__HAVE_ISSETUGID/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_KQUEUE(?![A-Za-z0-9_])/EVENT__HAVE_KQUEUE/g; s/(?<![A-Za-z0-9_])_EVENT_HAVE_LIBZ(?![A-Za-z0-9_])/EVENT__HAVE_LIBZ/g; 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Nick Mathewson 539466e5 2012-02-10T17:33:50 Merge remote-tracking branch 'origin/patches-2.0' Conflicts: Makefile.am WIN32-Code/event2/event-config.h configure.in
Nick Mathewson e49e2891 2012-02-10T17:29:53 Update copyright notices to 2012
Nick Mathewson 95e2455c 2012-01-24T16:08:00 When including an -internal.h header outside the main tree, do so early Some of our unit tests and sample code need functions and structures defined in an -internal.h header. But that can freak out OpenSolaris, where stdio.h wants to define _FILE_OFFSET_BITS unless it's already defined, and then evconfig-internal.h defines it. Regular users should never ever use our -internal.h headers, so the solution is to make sure that if we're going to use them ourselves, we do so before system headers.
Nick Mathewson 67a1763b 2012-01-24T14:33:10 Make regression tests run over 3x faster. This was mainly a matter of reducing timeouts and delays, paying special attention to every test that took longer than a second to finish. We could do better here; IMO anything over .7 sec is probably too long, but it's a big win as it is. Remember, interactive computing is a big win over batch processing: anything that makes you get up and walk away from the terminal might as well be making you carry your punch cards over to the mainframe.
Nick Mathewson 26e85fcc 2012-01-09T16:54:19 Merge remote-tracking branch 'origin/patches-2.0'
Nick Mathewson cba48c7d 2012-01-09T16:44:53 Fix a race condition in the dns/bufferevent_connect_hostname test. As originally written, the test would only pass if the accept() callbacks for the evconnlistener were all invoked before the last of the CONNECTED/ERROR callbacks for the connecting/resolving bufferevent had its call to event_base_loopexit() complete. But this was only accidentally true in 2.0, and might not be true at all in 2.1 where we schedule event_base_once() callbacks more aggressively. Found by Sebastian Hahn.
Nick Mathewson 748a0d27 2011-12-06T13:38:40 Merge remote-tracking branch 'origin/patches-2.0'
Colin Watt 19277763 2011-12-06T13:35:54 Fix a silly compilation error with the sun compiler Apparently, other compilers were allowing "return free(x)" in a function returning void.
Nick Mathewson fe9e831f 2011-11-15T17:22:45 Merge remote-tracking branch 'origin/patches-2.0'
Nick Mathewson b17b0eec 2011-11-15T17:11:42 Fix DNS memleak checks when running with malloc-replacement/debugging disabled
Nick Mathewson 0cb70e33 2011-10-26T10:17:21 Merge remote-tracking branch 'origin/patches-2.0'
Nick Mathewson 3c824bd3 2011-10-24T13:18:09 Update copyright dates to 2011.
Nick Mathewson 128c8d6c 2011-10-19T22:44:33 Merge remote-tracking branch 'origin/patches-2.0'
Nick Mathewson 5e42202d 2011-10-19T22:41:11 Style and comment tweaks for dns/leak* tests
Leonid Evdokimov f7841bfc 2011-10-18T17:49:40 Test for commit aff6ba1
Nick Mathewson fc1a2514 2011-10-19T22:20:15 Merge remote-tracking branch 'origin/patches-2.0'
Leonid Evdokimov 21a08d68 2011-10-19T22:38:37 Empty DNS reply with OK status is another way to say NODATA. Sometimes DNS reply has nothing but query section. It does not look like error, so it should be treated as NODATA with TTL=0 as soon as there is no SOA record to deduce negative TTL from.
Leonid Evdokimov d58c15ee 2011-10-19T22:36:12 Tests for 94fba5b and f72e8f6
Nick Mathewson 9f560bfa 2011-05-25T19:50:56 Use "_WIN32", not WIN32: it's standard and we don't need to fake it This patch was automatically generated with perl. Based on a patch by Peter Rosin.
Sebastian Hahn 48c44a6d 2011-04-11T17:48:23 Refactor test_getaddrinfo_async_cancel_stress() Turns out it didn't need an event base set up. Spotted by clang's static anaylzer
Harlan Stenn bbf55150 2011-02-13T01:25:33 Include util-internal.h as needed to build on platforms with no sockaddr_storage
Evan Jones c0bf63ce 2010-12-02T14:13:33 tests: Use relative includes ("") instead of system includes (<>)
Evan Jones 4f332091 2010-12-02T14:09:52 tests: Use new event2 headers instead of old compatibility headers.
Nick Mathewson 7bcace2d 2010-11-22T21:02:34 Fix some irix compilation warnings spotted by Kevin Bowling
Nick Mathewson da1bf528 2010-11-22T16:24:09 Add a stress test for getaddrinfo_cancel
Nick Mathewson a97320ac 2010-09-03T18:48:31 Allow more than one copy of regression tests to run at once Mostly this was a matter of just removing all the hardwired ports in the test code. The http/connection_retry test is still a little screwy, though.
Nick Mathewson ec347b92 2010-07-07T16:45:03 Move event-config.h to include/event2 This change means that all required include files are in event2, and all files not in event2/* are optional.
Joachim Bauch 840a72fb 2010-07-29T20:32:40 Fix badly-behaved subtest of dns/bufferevent_connect_hostname The bufferevent_connect_hostname test was specifying AF_INET, but the gethostbyname test we were using to see what error to expect was using PF_UNSPEC, leading to possible divergence of results.
Nick Mathewson f89168e7 2010-05-08T19:11:50 Make test for bufferevent_connect_hostname system-neutral Previously, the be5_outcome field for the dns error would be set to something dependent on our system resolver. It turns out that you can't rely on nameservers to really give you an NEXIST answer for xyz.example.com nowadays: too many of them are annoyingly broken and like to redirect you to their locked-in portals. This patch changes the bufferevent_connect_hostname test so that it makes sure that the dns_error of be5_outcome is "whatever you would get from resolving the target hostname"
Christopher Davis 0ef40706 2010-04-24T00:06:38 Report DNS error when lookup fails during bufferevent_socket_connect_hostname.
Christopher Davis 39b870b8 2010-04-22T21:49:05 Add dns/search_cancel unit test.
Sebastian Sjöberg 899c1dcc 2010-04-14T15:42:57 Replace EVUTIL_CLOSESOCKET macro with a function The EVUTIL_CLOSESOCKET() macro required you to include unistd.h in your source for POSIX. We might as well turn it into a function: an extra function call is going to be cheap in comparison with the system call. We retain the EVUTIL_CLOSESOCKET() macro as an alias for the new evutil_closesocket() function. (commit message from email by Nick and Sebastian)
Nick Mathewson 274a7bd9 2010-03-13T00:55:39 Fix some memory leaks in the unit tests These don't matter except inasmuch as they give real memory leaks a place to hide. Found with valgrind
Nick Mathewson 17efc1cd 2010-03-04T01:25:51 Update all our copyright notices to say "2010"
Nick Mathewson 4faeaea9 2010-02-19T03:39:50 Clean up formatting: function/keyword spacing consistency. - Keywords always have a space before a paren. Functions never do. - No more than 3 blank lines in a row.
Nick Mathewson e5bbd40a 2010-02-18T17:41:15 Clean up formatting: use tabs, not 8-spaces, to indent.
Nick Mathewson d4de062e 2010-02-10T17:19:18 Add an arc4random implementation for use by evdns Previously, evdns was at the mercy of the user for providing a good entropy source; without one, it would be vulnerable to various active attacks. This patch adds a port of OpenBSD's arc4random() calls to Libevent [port by Chris Davis], and wraps it up a little bit so we can use it more safely.
Nick Mathewson 1dd7e6dc 2010-02-05T01:16:23 Remove the 'flags' argument from evdns_base_set_option() The 'flags' argument made sense when passed to evdns_(base_)?parse_resolv_conf when it said which parts of the resolv.conf file to obey. But for evdns_set_option(), it was really silly, since you wouldn't be calling evdns_set_option() unless you actually wanted to set the option. Its meaning was basically, "set this to DNS_OPTIONS_ALL unless you want a funny surprise." evdns_base_set_option was new in 2.0.1-alpha, so we aren't committed to keeping it source-compatible.
Niels Provos b8226390 2010-01-14T16:53:25 move dns utility functions into a separate file so that we can use them for http testing
Nick Mathewson a334b31c 2010-01-14T14:46:16 More unit tests for getaddrinfo_async: v4timeout and cancel. One covers the case where the v4 request times out but the v6 request doesn't. The other makes sure that cancelling a request actually works.
Nick Mathewson 72dd6667 2009-12-07T17:21:41 evdns_getaddrinfo() now supports the /etc/hosts file. The regular blocking evutil_getaddrinfo() already supported /etc/hosts by falling back to getaddrinfo() or gethostbyname(). But evdns_getaddrinfo() had no such facility. Now it does. The data structure here isn't very clever. I guess people with huge /etc/hosts files will either need to get out of the 1980s, or submit a patch to this code so that it uses a hashtable instead of a linked list. Includes basic unit tests.
Nick Mathewson 1e56a32d 2009-12-29T16:04:16 Make the initial nameserver probe timeout configurable. When we decide that a nameserver is down, we stop sending queries to it, except to periodically probe it to see if it has come back up. Our previous probe sechedule was an ad-hoc and hard-wired "10 seconds, one minute, 5 minues, 15 minutes, 1 hour, 1 hour, 1 hour...". There was nothing wrong with having it be ad-hoc, but making it hard-wired served no good purpose. Now the user can set the initial timeout via a new "initial-probe-timeout:" option; future timeouts back off by a factor of 3 on every failure to a maximum of 1 hour. As a side-benefit, this lets us cut the runtime of the dns/retry test from about 40 seconds to about 3 seconds. Faster unit tests are always a good thing.
Nick Mathewson 7511b6a9 2009-11-19T00:21:38 Fix a spelling error and remove some dead code svn:r1551