Commit Graph

92 Commits

Author SHA1 Message Date
James Phillips e05c77b9bf
Renames "seen" to "resolved". 2016-08-11 22:01:57 -07:00
James Phillips 6c22c48326
Fixes the DNS SRV trim bug. 2016-08-11 21:46:14 -07:00
James Phillips 086a5af5ff
Finishes up DNS compression by adding opt-out, tests, and documentation. Fixes trim routine. 2016-08-11 16:27:08 -07:00
epipho f31f1c04e9
Fix panic where r.Compress would be set before checking for errors. 2016-08-11 16:27:08 -07:00
epipho 6d17b4eb67
Compress all DNS responses to prevent them from going over the 512 byte
limit from RFC 1035
2016-08-11 16:27:08 -07:00
Ryan Uber ebacaa2d67 consul: send agent source data as separate query source 2016-06-30 16:51:18 -07:00
Ryan Uber ec8ade1800 agent: always pass local agent query source, allow override 2016-06-30 12:11:48 -07:00
Ryan Uber 270270a33a consul: send origin node + dc when executing prepared queries 2016-06-21 15:34:26 -07:00
Ryan Uber 89660879a0 agent: set origin during PQ execution 2016-06-20 14:24:42 -07:00
Sean Chittenden c3dcd9acfb Correctly detect that an answer has been truncated 2016-03-29 19:52:31 -07:00
Sean Chittenden 0ad4fab7d4 Remove dead and incorrect code
This functionality is handled further upstream in `trimUDPAnswers()`
2016-03-29 19:38:26 -07:00
Sean Chittenden d1166307aa Trim UDP responses per configuration 2016-03-29 19:27:21 -07:00
Sean Chittenden a29f6e8c8f Allow adjusting the number of DNS records in a response...
Based on work done by @fusiondog in #1583, extend the concept to use an integer instead of a boolean.

Fixes: #1583 && #1481
2016-03-29 19:23:56 -07:00
Patrick Feliciano e533f9bce1 Adding singleton option to DNS for getaddrinfo bug. 2016-03-29 19:23:07 -07:00
James Phillips b132e8f21b Tweaks algorithm so it's safe with an empty list and adds a PQ test. 2016-03-08 23:09:09 -08:00
Igor Dubinskiy f4edb28ef3 Make sure UDP DNS responses aren't larger than allowed 2016-03-07 16:41:17 -08:00
James Phillips a61a7403a7 Factors address translation into a single function. 2016-02-07 13:39:37 -08:00
James Phillips 79bd1fd4bb Sets up config for more address tags down the road, renames struct members. 2016-02-07 10:37:34 -08:00
Evan Gilman 71cf39b5f8 Use a map for additional node addresses 2016-02-06 23:01:45 -08:00
Evan Gilman d18dc81749 Consider WAN addresses during Node and SRV record lookup 2016-02-06 23:01:45 -08:00
Evan Gilman 0b741350b9 Implement `translate_wan_addrs` config option
This knob tells consul whether it should prefer the WAN address (if set)
when making service lookups in remote datacenters. This enables
reachability for remote services which are behind a NAT.
2016-02-06 23:01:45 -08:00
James Phillips 874d491ade Converts the DNS metric to a gauge which gives us a count and a time. 2015-12-21 18:25:09 -08:00
James Phillips 9e0ac674c3 Adds telemetry on number of DNS queries served, per-agent. 2015-12-21 17:01:28 -08:00
James Phillips a364a02da6 Avoids taking the length again when parsing DNS queries. 2015-11-17 08:40:47 -08:00
James Phillips 267c352c6d Adds a test to make sure a stale retry terminates. 2015-11-15 17:06:00 -08:00
James Phillips c9ef552385 Plumbs the service name back and uses agent-specific TTL settings as a fallback. 2015-11-15 17:06:00 -08:00
James Phillips cad6938474 Adds unit tests for prepared queries and DNS, using existing tests for equivalence. 2015-11-15 17:06:00 -08:00
James Phillips f9c91479ef Adds DNS support for prepared queries (needs tests). 2015-11-15 17:06:00 -08:00
James Phillips a33e35fcce Moves DNS over to new shuffle and filter functions. 2015-11-15 17:06:00 -08:00
James Phillips cbcd977a39 Gets new structs changes to compile, adds some corner case handling and extra unit tests. 2015-10-15 14:59:09 -07:00
Dale Wijnand c5168e1263 Fix a bunch of typos. 2015-09-15 13:22:08 +01:00
Wim 3d7c3725d8 Allow AAAA queries for nodeLookup 2015-09-08 16:54:36 +02:00
Wim 2336c6a4bd No NXDOMAIN when the answer is empty 2015-09-02 16:12:22 +02:00
Wim e97973c1e1 Limit the DNS responses after getting the NodeRecords 2015-09-01 23:23:05 +02:00
Wim b806aceef4 Return SOA/not found when the answer is empty 2015-09-01 22:28:12 +02:00
Ryan Uber 07299a61dc agent: log network address of DNS clients 2015-08-11 10:33:27 -07:00
Ryan Breen b13ba78651 Merge pull request #1143 from hashicorp/GH-1142
Check NXDOMAIN after filtering nodes
2015-07-29 18:56:08 -04:00
Ryan Breen dbb5ad1316 Check NXDOMAIN after filtering nodes
Move the check for NXDOMAIN below the service health filter.
2015-07-29 17:16:48 -04:00
Wim a6734ab4b8 Recurse when PTR answer is empty 2015-07-27 23:22:36 +02:00
Wim e70e57a0dc Send SOA with negative responses 2015-06-14 00:03:44 +02:00
Ryan Uber 48cb636e8d agent: dns uses the configured token during queries 2015-06-12 16:01:57 -07:00
Armon Dadgar c457b6cb75 agent: Adding test for DNS enable_truncate 2015-05-05 14:14:41 -07:00
Ryan Uber cd65aaa2e0 agent: re-work DNS tests to not rely on the external network 2015-04-14 12:52:26 -07:00
Ryan Uber ed4de526f1 agent: pass through CNAME types for service resolution 2015-04-14 12:52:26 -07:00
Matt Good 755522fa48 Remove unnecessary DNS test entry
By using the startup callbacks, the DNS test entry is not needed to check that
the server is alive.
2015-03-31 16:50:44 -07:00
Matt Good f5d27daf63 Use DNS server startup callbacks
Simplify waiting for the DNS server to start with the newer "NotifyStartedFunc"
callback.
2015-03-31 16:48:48 -07:00
Dave Tucker f026b8781e Don't forget to Shutdown the DNS Server!
Fixes #609

Signed-off-by: Dave Tucker <dave@dtucker.co.uk>
2015-01-17 00:30:53 +00:00
Evan Broder b5e1de165b Add "only_passing" option to DNS config
This excludes nodes from DNS results if their healthchecks are in any
non-passing state, not just if they're critical.
2015-01-10 13:17:11 +01:00
Armon Dadgar 0164de5f44 agent: Fix de-duplication of SRV with service address 2015-01-08 10:47:41 -08:00
Armon Dadgar 957fa1f5ec consul: Fixing merge conflict 2015-01-08 10:42:19 -08:00