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36 Commits

Author SHA1 Message Date
Gary Lockyer
edcbc99125 dnsserver: Add support for dns wildcards 
Add support for dns wildcard records. i.e. if the following records
exist

  exact.samba.example.com 3600 A 1.1.1.1
  *.samba.example.com     3600 A 1.1.1.2

look up on exact.samba.example.com will return 1.1.1.1
look up on *.samba.example.com     will return 1.1.1.2
look up on other.samba.example.com will return 1.1.1.2

Signed-off-by: Gary Lockyer <gary@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Garming Sam <garming@catalyst.net.nz>
BUG: https://bugzilla.samba.org/show_bug.cgi?id=12952
 2017-08-15 08:07:10 +02:00
Andrew Bartlett
59ed188ede dns: Provide local and remote socket address to GENSEC 
This can be used for logging and for Kerberos channel bindings

Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Pair-Programmed-by: Gary Lockyer <gary@catalyst.net.nz>
Signed-off-by: Gary Lockyer <gary@catalyst.net.nz>
 2017-03-29 02:37:27 +02:00
Garming Sam
9394e14626 dns_server: Fix typo in dns_authoritative_for_zone() name. 
Signed-off-by: Garming Sam <garming@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
 2016-06-16 04:40:14 +02:00
Andrew Bartlett
0504065948 dns_server: Put more code in common 
This will allow a python module to be written to modify DNS entries in sam.ldb directly

Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Garming Sam <garming@catalyst.net.nz>
 2015-10-26 05:11:21 +01:00
Kai Blin
d7a54f33ef dns: Add dns_get_authoritative_zone helper function 
Signed-off-by: Kai Blin <kai@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>
 2015-08-06 11:03:13 +02:00
Stefan Metzmacher
0062a2f5fb s4:dns_server: allocate substructures of struct dns_request_state on the correct TALLOC_CTX 
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
 2014-11-18 04:17:09 +01:00
Stefan Metzmacher
7e301c76ce s4:dns_server: add some const to dns_server_process_update/dns_update_allowed arguments 
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
 2014-11-18 04:17:09 +01:00
Stefan Metzmacher
7e7df78bd7 s4:dns_server: remove const from dns_replace_records() 
All callers are find we the record array gets modified.

Bug: https://bugzilla.samba.org/show_bug.cgi?id=10749

Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Michael Adam <obnox@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
 2014-08-26 09:13:06 +02:00
Stefan Metzmacher
99d5a5ead4 s4:dns_server: split out a private 'dnsserver_common' library 
This will contain common code for the internal dns server, the dlz_bind9 module
and the rpc dns management server.

Bug: https://bugzilla.samba.org/show_bug.cgi?id=10749

Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Michael Adam <obnox@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
 2014-08-26 09:13:06 +02:00
Kai Blin
df43027bd8 dns: Support larger queries when asking forwarder 
This should fix bug #9632

Signed-off-by: Kai Blin <kai@samba.org>
Reviewed-by: Michael Adam <obnox@samba.org>
 2013-05-26 18:13:28 +02:00
Kai Blin
53f602c374 s4 dns: Verify incoming TSIG signatures 2012-09-05 19:02:17 +02:00
Kai Blin
7fe5e2cdcb s4 dns: Handle GSS-TSIG signature creation 2012-09-05 19:02:17 +02:00
Kai Blin
956f41bddf s4 dns: When we got a TKEY, we need to remember which key to use for signing 2012-09-05 19:02:17 +02:00
Kai Blin
e81d026576 s4 dns: TKEY record needs to remember incoming algorithm 
Samba3 (and older windows versions) use gss.microsoft.com, win7 (and the RFC) use gss-tsig
 2012-09-05 19:02:17 +02:00
Kai Blin
c0e6a4b1b0 s4 dns: Move dns_find_tkey to an extra file 2012-09-05 19:02:16 +02:00
Kai Blin
558fa4c45a s4 dns: Revert erroneous push from wrong branch 
I've pushed the wrong branch for this, sorry about that.

Autobuild-User(master): Kai Blin <kai@samba.org>
Autobuild-Date(master): Wed Sep  5 14:10:54 CEST 2012 on sn-devel-104
 2012-09-05 14:10:54 +02:00
Kai Blin
140a8d86ac more tsig_verify stuff 2012-09-05 08:41:24 +02:00
Kai Blin
f3e44c390c s4 dns: Verify incoming TSIG signatures 2012-09-05 08:41:23 +02:00
Kai Blin
fc9de26497 s4 dns: Handle GSS-TSIG signatures 2012-09-05 08:41:23 +02:00
Kai Blin
c256566aa9 s4 dns: Store TKEYs in a ringbuffer 
This stops us from potentially being DoSed by tons of TKEYs

Autobuild-User(master): Kai Blin <kai@samba.org>
Autobuild-Date(master): Fri Aug 31 22:46:01 CEST 2012 on sn-devel-104
 2012-08-31 22:46:01 +02:00
Kai Blin
7204dc9708 s4 dns: Negotiate GSSAPI-based TKEYs 
Autobuild-User(master): Kai Blin <kai@samba.org>
Autobuild-Date(master): Fri Aug 31 10:38:35 CEST 2012 on sn-devel-104
 2012-08-31 10:38:35 +02:00
Volker Lendecke
4dbbd304e6 s4-dns: Remove sync dns_server_process_query 
Signed-off-by: Kai Blin <kai@samba.org>
 2012-05-30 00:37:58 +02:00
Volker Lendecke
2b6b7c64e1 s4-dns: Make dns_process_send asyn 
Signed-off-by: Kai Blin <kai@samba.org>
 2012-05-30 00:37:57 +02:00
Kai Blin
533b2e6612 s4 dns: Allow changing the dns operation flags in handlers 2012-03-27 16:03:16 +02:00
Kai Blin
8d9da67185 s4 dns: Only forward for zones we don't own 2012-03-27 16:03:16 +02:00
Kai Blin
d8a499a27b s4 dns: Actually handle the update request 2011-12-17 02:46:08 +01:00
Kai Blin
02c9e18094 s4 dns: Update prerequisite checking conforming to RFC 2011-12-17 02:46:08 +01:00
Kai Blin
8b82bad006 s4 dns: Move record lookup to dns_utils.c 2011-12-17 02:46:08 +01:00
Kai Blin
0922953b10 s4 dns: Implement dns record comparison function 2011-12-17 02:46:08 +01:00
Kai Blin
db2573eadf s4 dns: Implement dns name equality check 2011-12-17 02:46:08 +01:00
Kai Blin
3fbb76c119 s4 dns: Get rid of const qualifier for prereqs, we do need to allocate those 2011-12-09 01:59:28 +01:00
Kai Blin
cfa47965fe s4 dns: Switch to WERROR 2010-10-23 10:17:06 +00:00
Kai Blin
682a2e93da s4 dns: Split up the code into multiple files for easier development 2010-10-23 10:17:06 +00:00
Kai Blin
615857d989 s4 dns: Look up all names in the ldb database. 2010-10-23 10:17:06 +00:00
Kai Blin
678634abfb s4 dns: Look up records in the ldb database 2010-10-23 10:17:06 +00:00
Kai Blin
96195b2c0c s4 dns: Add a boilerplate DNS server implementation 2010-10-23 10:17:05 +00:00