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83 Commits

Author SHA1 Message Date
Sean Chittenden 69696a9c1b Correctly detect that an answer has been truncated 2016-03-29 19:52:31 -07:00
Sean Chittenden efe940e7c4 Remove dead and incorrect code 
This functionality is handled further upstream in `trimUDPAnswers()`
 2016-03-29 19:38:26 -07:00
Sean Chittenden c5c8daf07a Trim UDP responses per configuration 2016-03-29 19:27:21 -07:00
Sean Chittenden 9fb64ab114 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 74623c372a Adding singleton option to DNS for getaddrinfo bug. 2016-03-29 19:23:07 -07:00
James Phillips 5c80647e34 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 3a25860270 Make sure UDP DNS responses aren't larger than allowed 2016-03-07 16:41:17 -08:00
James Phillips 6790930c4e Factors address translation into a single function. 2016-02-07 13:39:37 -08:00
James Phillips c60a526fde Sets up config for more address tags down the road, renames struct members. 2016-02-07 10:37:34 -08:00
Evan Gilman de8fd561d0 Use a map for additional node addresses 2016-02-06 23:01:45 -08:00
Evan Gilman a3240d28ba Consider WAN addresses during Node and SRV record lookup 2016-02-06 23:01:45 -08:00
Evan Gilman 496cf5ae73 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 651f255b9b 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 a4dc11167f Adds telemetry on number of DNS queries served, per-agent. 2015-12-21 17:01:28 -08:00
James Phillips cd6be4a88d Avoids taking the length again when parsing DNS queries. 2015-11-17 08:40:47 -08:00
James Phillips 4715c04c98 Adds a test to make sure a stale retry terminates. 2015-11-15 17:06:00 -08:00
James Phillips e9480ecb02 Plumbs the service name back and uses agent-specific TTL settings as a fallback. 2015-11-15 17:06:00 -08:00
James Phillips 81b43135f9 Adds unit tests for prepared queries and DNS, using existing tests for equivalence. 2015-11-15 17:06:00 -08:00
James Phillips 4a0a60af55 Adds DNS support for prepared queries (needs tests). 2015-11-15 17:06:00 -08:00
James Phillips 989619cb6b Moves DNS over to new shuffle and filter functions. 2015-11-15 17:06:00 -08:00
James Phillips d57431e300 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 5a28ebcaa3 Fix a bunch of typos. 2015-09-15 13:22:08 +01:00
Wim 0bc4d9322e Allow AAAA queries for nodeLookup 2015-09-08 16:54:36 +02:00
Wim 2701bb5cc2 No NXDOMAIN when the answer is empty 2015-09-02 16:12:22 +02:00
Wim 4a1dc90cba Limit the DNS responses after getting the NodeRecords 2015-09-01 23:23:05 +02:00
Wim 369982270d Return SOA/not found when the answer is empty 2015-09-01 22:28:12 +02:00
Ryan Uber 05216d3cc4 agent: log network address of DNS clients 2015-08-11 10:33:27 -07:00
Ryan Breen 018fd69aa2 Merge pull request #1143 from hashicorp/GH-1142 
Check NXDOMAIN after filtering nodes
 2015-07-29 18:56:08 -04:00
Ryan Breen 42648438a0 Check NXDOMAIN after filtering nodes 
Move the check for NXDOMAIN below the service health filter.
 2015-07-29 17:16:48 -04:00
Wim 5647a37ffe Recurse when PTR answer is empty 2015-07-27 23:22:36 +02:00
Wim 3b1bcaea98 Send SOA with negative responses 2015-06-14 00:03:44 +02:00
Ryan Uber fb3938d88e agent: dns uses the configured token during queries 2015-06-12 16:01:57 -07:00
Armon Dadgar 27a820d611 agent: Adding test for DNS enable_truncate 2015-05-05 14:14:41 -07:00
Ryan Uber c9fd3eb469 agent: re-work DNS tests to not rely on the external network 2015-04-14 12:52:26 -07:00
Ryan Uber 116f8b9131 agent: pass through CNAME types for service resolution 2015-04-14 12:52:26 -07:00
Matt Good 062e4f94c0 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 65ada1a62d 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 18b5ab3539 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 ee6d59d4dd 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 419447d9f7 agent: Fix de-duplication of SRV with service address 2015-01-08 10:47:41 -08:00
Armon Dadgar 23b9c96169 consul: Fixing merge conflict 2015-01-08 10:42:19 -08:00
Armon Dadgar f2e1065246 agent: Testing reverse lookup with custom TLD 2015-01-08 10:24:49 -08:00
dankennedy 63af8d08e1 replaced consul domain with configured domain. Fixes #582 2015-01-08 10:16:05 +00:00
Daniel Malon bd65cbb7d7 use the service specific address in SRV response 2015-01-05 22:48:30 +00:00
Daniel Malon 051ac8eb0b advertise specific address for a service 
Enable setting a specific address in a service definition for advertise. If no specific address is given it will fallback to the node address and reassemble the old behaviour.
 2015-01-02 21:10:05 +00:00
Ali Abbas d73e1cae85 since dns.TXT is an external dependency, it is safer to add keys to the fields to avoid some potential ordering issues if changes in this field occur with upstream 2014-12-06 13:13:35 +01:00
Veres Lajos 3b1068387a typofixes - https://github.com/vlajos/misspell_fixer 2014-12-04 23:25:06 +00:00
Ali Abbas e395420af6 cleanup unreachable code 2014-11-25 19:54:30 +01:00
Armon Dadgar 50e21b071c agent: Adding TODO for future optimization 2014-11-24 11:09:04 -08:00
lalyos 8f04401648 agent: implementing reverse dns lookup for ipv4 and ipv6 2014-11-23 09:16:37 +01:00