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Commit Graph

175 Commits

Author SHA1 Message Date
Ondrej Zajicek (work)
734e9fb8a9 Minor cleanups and fixes 2017-05-23 13:12:25 +02:00
Ondrej Zajicek (work)
fd1f355b7b Merge branch 'master' into int-new 2017-05-09 17:37:38 +02:00
Ondrej Zajicek (work)
71652572e3 Minor autoconf cleanup and documentation update 2017-05-09 16:46:41 +02:00
Ondrej Zajicek (work)
c259669fa3 Merge branch 'master' into int-new 2017-02-08 14:34:48 +01:00
Jan Moskyto Matejka
2c33da5070 Netlink: fix occasional netlink hangs on busy machines 2016-12-20 20:36:56 +01:00
Jan Moskyto Matejka
ad88b94bca Merge branch 'int-new-rpki-squashed' (early part) into int-new 2016-12-07 15:30:46 +01:00
Ondrej Zajicek (work)
d15b0b0a1b BGP redesign
Integrated and extensible BGP with generalized AFI handling,
support for IPv4+IPv6 AFI and unicast+multicast SAFI.
2016-12-07 14:20:52 +01:00
Jan Moskyto Matejka
af62c0f9f1 LibSSH may be switched off together with RPKI 2016-12-07 14:15:35 +01:00
Jan Moskyto Matejka
cdbe1defa4 SSH: Commented quirk based on undocumented behavior of LibSSH 2016-12-07 09:35:24 +01:00
Pavel Tvrdík
65d2a88dd2 RPKI protocol with one cache server per protocol
The RPKI protocol (RFC 6810) using the RTRLib
(http://rpki.realmv6.org/) that is integrated inside
the BIRD's code.

Implemeted transports are:
 - unprotected transport over TCP
 - secure transport over SSHv2

Example configuration of bird.conf:
  ...
  roa4 table r4;
  roa6 table r6;

  protocol rpki {
    debug all;

    # Import both IPv4 and IPv6 ROAs
    roa4 { table r4; };
    roa6 { table r6; };

    # Set cache server (validator) address,
    # overwrite default port 323
    remote "rpki-validator.realmv6.org" port 8282;

    # Overwrite default time intervals
    retry   10;         # Default 600 seconds
    refresh 60;         # Default 3600 seconds
    expire 600;         # Default 7200 seconds
  }

  protocol rpki {
    debug all;

    # Import only IPv4 routes
    roa4 { table r4; };

    # Set cache server address to localhost,
    # use default ports tcp => 323 or ssh => 22
    remote 127.0.0.1;

    # Use SSH transport instead of unprotected transport over TCP
    ssh encryption {
      bird private key "/home/birdgeek/.ssh/id_rsa";
      remote public key "/home/birdgeek/.ssh/known_hosts";
      user "birdgeek";
    };
  }
  ...
2016-12-07 09:35:24 +01:00
Ondrej Zajicek (work)
8860e991f6 Merge branch 'master' into int-new 2016-11-08 19:27:58 +01:00
Ondrej Zajicek (work)
c8cafc8ebb Minor code cleanups 2016-11-08 17:46:29 +01:00
Ondrej Zajicek (work)
cc5b93f72d Merge tag 'v1.6.2' into int-new 2016-11-08 17:04:29 +01:00
Jan Moskyto Matejka
3e236955c9 Build: switch on -Wextra, get rid of most of the warnings
There are several unresolved -Wmissing-field-initializers on older
versions of GCC than 5.1, all of them false positive.
2016-11-01 14:52:54 +01:00
Jan Moskyto Matejka
ccd2a3eda2 Kernel socket missing err_hook fix
Thanks to Tim Weippert for bugreport.
2016-09-29 13:21:16 +02:00
Ondřej Surý
33d22f0e9e whitespace fixes 2016-08-16 09:24:12 +02:00
Pavel Tvrdik
18c53c4567 Fix declaration of shared global variables async_*
In a header file write it with extern keyword. And in one of the *.c
file declare it without extern keyword.
2016-06-08 17:37:16 +02:00
Jan Moskyto Matejka
9dbcb11cb5 Unix IO: Tried to fix strange behavior after POLLHUP or POLLERR. 2016-05-30 14:28:22 +02:00
Jan Moskyto Matejka
925aa14912 After-master-merge simple fixes.
BSD lib/setkey.h and lib/sysio.h #include fixes.
OpenBSD's flex needs -o param without space.
V6ONLY for SK_IP fix.
2016-05-24 12:12:14 +02:00
Ondrej Zajicek (work)
08b3a24da5 IO: Minor changes in socket AF handing
AF can be specified implicitly by saddr or daddr, flags SKF_V4ONLY and
SKF_V6ONLY are to be removed.
2016-05-17 15:21:49 +02:00
Ondrej Zajicek (work)
af678af0d5 Merge remote-tracking branch 'origin/master' into int-new 2016-05-12 18:03:23 +02:00
Ondrej Zajicek (work)
286e2011d2 Miscellaneous minor fixes 2016-05-12 16:04:47 +02:00
Pavel Tvrdik
8e433d6a52 Prog Doc: Complete several missing parameters 2016-05-12 15:49:44 +02:00
Jan Moskyto Matejka
0c6dfe5236 Merge branch 'int-new' into int-new-merged 2016-05-10 14:30:49 +02:00
Jan Moskyto Matejka
7152e5efbb Build system reworked to one global Makefile with includes and no nesting
Also removed the lib-dir merging with sysdep. Updated #include's
accordingly.

Fixed make doc on recent Debian together with moving generated doc into
objdir.

Moved Makefile.in into root dir

Retired all.o and birdlib.a
Linking the final binaries directly from all the .o files.
2016-05-10 14:07:34 +02:00
Pavel Tvrdik
f7a99acb4e Initialize variable ifr in sk_setup()
==00:00:00:02.831 2468== Syscall param socketcall.setsockopt(optval) points to uninitialised byte(s)
==00:00:00:02.831 2468==    at 0x513BDEA: setsockopt (in /usr/lib/libc-2.23.so)
==00:00:00:02.831 2468==    by 0x45C7AF: sk_setup (io.c:1216)
==00:00:00:02.831 2468==    by 0x45CDFF: sk_open (io.c:1417)
==00:00:00:02.831 2468==    by 0x44B562: rip_open_socket (packets.c:740)
==00:00:00:02.831 2468==    by 0x4481A7: rip_iface_locked (rip.c:616)
==00:00:00:02.831 2468==    by 0x4133E4: olock_run_event (locks.c:177)
==00:00:00:02.831 2468==    by 0x45A6DE: ev_run (event.c:85)
==00:00:00:02.831 2468==    by 0x45A7AD: ev_run_list (event.c:142)
==00:00:00:02.831 2468==    by 0x45E0FC: io_loop (io.c:2066)
==00:00:00:02.831 2468==    by 0x463B56: main (main.c:845)
==00:00:00:02.831 2468==  Address 0xffefffd24 is on thread 1's stack
==00:00:00:02.831 2468==  in frame #1, created by sk_setup (io.c:1188)
==00:00:00:02.831 2468==  Uninitialised value was created by a stack allocation
==00:00:00:02.831 2468==    at 0x45C6BB: sk_setup (io.c:1188)
2016-05-03 11:02:48 +02:00
Ondrej Zajicek (work)
a7baa09862 BSD: Add the IPsec SA/SP database entries control
Add code for manipulation with TCP-MD5 keys in the IPsec SA/SP database
at FreeBSD systems. Now, BGP MD5 authentication (RFC 2385) keys are
handled automatically on both Linux and FreeBSD.

Based on patches from Pavel Tvrdik.
2016-04-13 14:37:09 +02:00
Jan Moskyto Matejka
7a7ac65682 Merge branch 'master' into int-new-channels 2016-04-08 12:28:33 +02:00
Ondrej Zajicek (work)
bd22d7f41d IO: Avoid multiple event cycles in one loop cycle.
Event cycle may took too much time and trigger next timer events, so
avoid cycling between timer and event cycles inside the loop cycle.
2016-04-06 11:57:28 +02:00
Ondrej Zajicek (work)
9e7b3ebdf9 IO: Replace RX priority heuristic with explicit mark
In BIRD, RX has lower priority than TX with the exception of RX from
control socket. The patch replaces heuristic based on socket type with
explicit mark and uses it for both control socket and BGP session waiting
to be established.

This should avoid an issue when during heavy load, outgoing connection
could connect (TX event), send open, but then failed to receive OPEN /
establish in time, not sending notifications between and therefore
got hold timer expired error from the neighbor immediately after it
finally established the connection.
2016-04-06 11:49:34 +02:00
Jan Moskyto Matejka
ea0a8be2ff IO/Poll: fix mistaken variable merge
The events variable is used in the short loop decision. The reasons are
not much clear, keeping this to keep the former behaviour.
2016-03-30 16:21:32 +02:00
Jan Moskyto Matejka
9c92f69272 Unix: Substituted select -> poll also in congestion checker
It does strange things when even one fd larger than FD_SETSIZE is
passed to select().
2016-03-18 11:47:13 +01:00
Jan Moskyto Matejka
fd926ed4ee Poll: Prevent the improbable case of EAGAIN after POLLIN 2016-03-15 14:57:49 +01:00
Jan Moskyto Matejka
e1c13a5a7b Unix: Rework of select-loop to poll-loop
This should lift the limit of FD_SETSIZE and allow more than 1024 fd's.
FD_SETSIZE limit doesn't matter now when creating new sockets.
2016-03-11 12:45:10 +01:00
Pavel Tvrdík
966ca6143b io.c: fix reads from uninitialized memory 2016-01-27 12:41:59 +01:00
Jan Moskyto Matejka
6ffa8f5393 Hidden AF_INET* inside sysdep/ 2016-01-11 09:29:51 +01:00
Jan Moskyto Matejka
70b90dde23 Better fix of missing AF_INET6? definition in lib/socket.h
Moved the code to sysdep.
2015-12-22 09:45:09 +01:00
Jan Moskyto Matejka
d7661fbe9d Removed BITS_PER_IP_ADDRESS, MAX_PREFIX_LENGTH, BIRD_AF
Explicit setting of AF_INET(6|) in IP socket creation. BFD set to listen
on v6, without setting the V6ONLY flag to catch both v4 and v6 traffic.

Squashing and minor changes by Ondrej Santiago Zajicek
2015-12-19 15:57:09 +01:00
Ondrej Zajicek (work)
3aed0a6ff7 IO: Fix the previous bugfix
I should check it after making some trivial changes. The original patch
from Alexander has it right.
2015-11-03 11:27:27 +01:00
Ondrej Zajicek (work)
338f85ca77 IO: Handle fd values too big for select()
If the number of sockets is too much for select(), we should at least
handle it with proper error messages and reject new sockets instead of
breaking the event loop.

Thanks to Alexander V. Chernikov for the patch.
2015-11-03 11:08:57 +01:00
Ondrej Zajicek
b867a87c2f Fixes port range socket option 2015-04-19 00:31:59 +02:00
Ondrej Zajicek
af454f9b7c Fixes bug in debug dumps
Using 'dump sockets' in IPv6 mode caused crash due to mismatched format string.

Thanks to Pavel Tvrdik for noticing it.
2015-03-02 09:42:44 +01:00
Ondrej Zajicek
8bcb5fb1e8 Implement latency tracking, internal event log and watchdog 2015-03-02 09:41:14 +01:00
Ondrej Zajicek
9c89560e6c Use IP_PORTRANGE_HIGH for BFD where available 2015-02-22 20:14:14 +01:00
Ondrej Zajicek
88a183c6c9 Integrated IP functions. 2014-10-24 11:11:43 +02:00
Ondrej Zajicek
0479b44373 Fixes some warnings. 2014-10-02 12:52:50 +02:00
Ondrej Zajicek
8945f73d94 Ensures that msg_controllen includes last padding.
Although RFC 3542 allows both cases, Theo de Raadt thinks
he knows better, and msg_controllen without last padding
fails on OpenBSD.

Thanks to Job Snijders for the bugreport.
2014-06-26 13:30:27 +02:00
Ondrej Zajicek
05476c4d04 IPv4/IPv6 integrated socket code. 2014-05-18 11:42:26 +02:00
Ondrej Zajicek
48e5f32db6 Many changes in I/O and OSPF sockets and packet handling.
I/O:
 - BSD: specify src addr on IP sockets by IP_HDRINCL
 - BSD: specify src addr on UDP sockets by IP_SENDSRCADDR
 - Linux: specify src addr on IP/UDP sockets by IP_PKTINFO
 - IPv6: specify src addr on IP/UDP sockets by IPV6_PKTINFO
 - Alternative SKF_BIND flag for binding to IP address
 - Allows IP/UDP sockets without tx_hook, on these
   sockets a packet is discarded when TX queue is full
 - Use consistently SOL_ for socket layer values.

OSPF:
 - Packet src addr is always explicitly set
 - Support for secondary addresses in BSD
 - Dynamic RX/TX buffers
 - Fixes some minor buffer overruns
 - Interface option 'tx length'
 - Names for vlink pseudoifaces (vlinkX)
 - Vlinks use separate socket for TX
 - Vlinks do not use fixed associated iface
 - Fixes TTL for direct unicast packets
 - Fixes DONTROUTE for OSPF sockets
 - Use ifa->ifname instead of ifa->iface->name
2014-02-06 17:46:01 +01:00
Ondrej Zajicek
0aeac9cb7f Merge commit 'origin/bfd' 2013-11-22 02:48:44 +01:00