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Commit Graph

203 Commits

Author SHA1 Message Date
Ondrej Zajicek (work)
734e9fb8a9 Minor cleanups and fixes 2017-05-23 13:12:25 +02:00
Ondrej Zajicek (work)
d19617f06b Merge remote-tracking branch 'origin/int-new' into int-new 2017-05-17 14:50:00 +02:00
Jan Moskyto Matejka
05d47bd53e Linpool: default allocation size 2017-05-16 15:34:57 +02:00
Ondrej Zajicek (work)
525a88d879 Merge branch 'master' into int-new 2017-05-09 14:48:21 +02:00
Ondrej Zajicek (work)
5d6dc93043 Some more autoconf cleanups
Replace integer type width detection with C99 fixed-width types.
Also remove some unused or obsolete code.

Thanks to Ruben Kerkhof for the patchset.
2017-05-09 13:45:26 +02:00
Jan Moskyto Matejka
97e48b6a18 Adding also our copy of struct rtvia. 2017-04-12 16:04:22 +02:00
Jan Moskyto Matejka
54635f435a Include local lwtunnel.h unless found in system 2017-04-12 16:04:22 +02:00
Ondrej Zajicek (work)
bff21441dd Netlink: Change default kernel metric to 32
This avoids collisions with non-BIRD routes in kernel tables.
2017-03-29 16:10:00 +02:00
Ondrej Zajicek (work)
ed6100441e Netlink: Better handling of an error case 2017-03-29 15:55:39 +02:00
Ondrej Zajicek (work)
7074be22f1 Netlink: Fix device route delete 2017-03-28 18:27:08 +02:00
Ondrej Zajicek (work)
d1b8fe93f0 Netlink: Fix bug in RTA_PRIORITY handling 2017-03-28 16:05:40 +02:00
Jan Moskyto Matejka
c609d03986 Merge branch 'int-new' into nexthop-merged 2017-02-22 11:58:04 +01:00
Ondrej Zajicek (work)
62e64905b7 Several minor fixes 2017-02-20 02:26:45 +01:00
Ondrej Zajicek (work)
c259669fa3 Merge branch 'master' into int-new 2017-02-08 14:34:48 +01:00
Jan Moskyto Matejka
d14f8c3c45 Netlink: MPLS routes in kernel
Anyway, Bird is now capable to insert both MPLS routes and MPLS encap
routes into kernel.

It was (among others) needed to define platform-specific AF_MPLS to 28
as this constant has been assigned in the linux kernel.

No support for BSD now, it may be added in the future.
2016-12-22 21:38:33 +01:00
Jan Moskyto Matejka
5b208e296f Removing (struct rta)->cast. Never used. 2016-12-22 13:09:59 +01:00
Jan Moskyto Matejka
4e276a8920 Merged multipath and single-path data structures.
Dropped struct mpnh and mpnh_*()
Now struct nexthop exists, nexthop_*(), and also included struct nexthop
into struct rta.

Also converted RTD_DEVICE and RTD_ROUTER to RTD_UNICAST. If it is needed
to distinguish between these two cases, RTD_DEVICE is equivalent to
IPA_ZERO(a->nh.gw), RTD_ROUTER is then IPA_NONZERO(a->nh.gw).

From now on, we also explicitely want C99 compatible compiler. We assume
that this 20-year norm should be known almost everywhere.
2016-12-22 13:01:06 +01:00
Jan Moskyto Matejka
2c33da5070 Netlink: fix occasional netlink hangs on busy machines 2016-12-20 20:36:56 +01:00
Ondrej Zajicek (work)
9b0a0ba9e6 Unit Testing for BIRD
- Unit Testing Framework (BirdTest)
 - Integration of BirdTest into the BIRD build system
 - Tests for several BIRD modules

 Based on squashed Pavel Tvrdik's int-test branch, updated for
 current int-new branch.
2016-11-09 16:36:34 +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
Ondrej Zajicek (work)
6e75d0d27f KRT: Add krt_scope attribute
Add a new route attribute, krt_scope, to expose the Linux kernel route
scope. Constants from /etc/iproute2/rt_scopes (prefixed by "ips_") are
expected to be used with the attribute. Both import and export are
supported.

Also, the patch fixes device route export to the kernel, by setting link
scope automatically.
2016-09-19 12:29:56 +02:00
Ondrej Zajicek (work)
4adcb9df1b KRT: Add kernel metric protocol option
Kernel routes with different metrics do not clash with each other,
therefore using dedicated metric value is a reliable way to avoid
overwriting routes from other sources (e.g. kernel device routes).

Although kernel route metric could already be set as a route attribute by
filters, that is not consistent with the way how Linux kernel handles
route metric - not just a route attribute, but a part of a route key.
2016-09-15 14:59:06 +02:00
Ondrej Zajicek (work)
2feaa6931b KRT: Support for IPv6 ECMP
Linux represents IPv6 ECMP routes as a sequence of unipath routes with
the same prefix. We have to translate between our representation (one
route with multipath next hop) and the Linux representation in both
directions.

Proper learning of alien IPv6 ECMP routes still not supported.

Thanks to Mikhail Sennikovskii for the original patch.
2016-09-14 11:53:54 +02:00
Ondrej Zajicek (work)
f9f2e280ea KRT: Forbid path merging on BSD
We support ECMP routes only on Linux. Exported routes are checked in
krt_capable(), but a route generated during path merging avoids this
check.
2016-08-30 12:43:46 +02:00
Ondrej Zajicek (work)
a08a81c6b4 Netlink: Fix build with older headers missing IFA_FLAGS 2016-07-20 15:31:25 +02:00
Ondrej Zajicek (work)
e37d2e3e70 Netlink: Ignore tentative addresses
Ignore tentative IPv6 addresses and wait until finish of Duplicate
Address Detection (We got notification when an address is no longer
tentative) to avoid problems when protocols try to use interfaces
with tentative link-local addresses.

Based on patch from Jan Moskyto Matejka
2016-07-20 15:06:57 +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
Stijn Tintel
31e9e10144 netlink: update struct msghdr
The netlink code assumes an order for the members of struct msghdr.
This breaks recvmsg and sendmsg with musl libc on mips64. Fix this by
using designated initializers instead.

Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>
2016-05-10 16:05:16 +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
a8caff322f Portability: Fixed C extension error generated by CLang.
sysdep/linux/netlink.c:921:10: error: fields must have a constant size:
'variable length array in structure' extension will never be supported
    char buf[128 + KRT_METRICS_MAX*8 + nh_bufsize(a->nexthops)];
         ^
1 error generated.
2016-05-10 14:08:49 +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
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)
e86cfd41d9 KRT: Fix route learn scan when route changed
When a kernel route changed, function krt_learn_scan() noticed that and
replaced the route in internal kernel FIB, but after that, function
krt_learn_prune() failed to propagate the new route to the nest, because
it confused the new route with the (removed) old best route and decided
that the best route did not changed.

Wow, the original code (and the bug) is almost 17 years old.
2016-04-06 11:46:25 +02:00
Ondrej Zajicek (work)
f4a60a9bc4 Channels - explicit links between protocols and tables
The patch adds support for channels, structures connecting protocols and
tables and handling most interactions between them. The documentation is
missing yet.
2016-02-01 10:28:50 +01:00
Jan Moskyto Matejka
6ffa8f5393 Hidden AF_INET* inside sysdep/ 2016-01-11 09:29:51 +01:00
Ondrej Zajicek (work)
e691d16a63 Explicit ip4_addr / ip6_addr printf support 2015-12-29 17:12:47 +01:00
Jan Moskyto Matejka
9a70c8d6c3 Netlink: Removed forgotten if-stub (caused strange errors) 2015-12-29 13:02:45 +01:00
Ondrej Zajicek (work)
0bf95f99e6 Follow-up work on integration
Contains some patches from Jan Moskyto Matejka
2015-12-21 17:17:21 +01:00
Ondrej Zajicek (work)
23c212e7f1 Follow-up work on integration 2015-12-21 03:33:18 +01:00
Ondrej Zajicek (work)
29a6416276 KRT: Integration of IPv4/IPv6 in sysdep/linux 2015-12-20 16:58:37 +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
Jan Moskyto Matejka
9b136840d9 Netlink and BSD: Integrating IPv4 and IPv6
Squashing and minor changes by Ondrej Santiago Zajicek
2015-12-18 20:03:47 +01:00
Ondrej Zajicek (work)
04ae8ddaa1 Merge branch 'master' into int-new 2015-11-25 14:24:35 +01:00
Jan Moskyto Matejka
ad27615760 Netlink: attribute validation before parsing
Wanted netlink attributes are defined in a table, specifying
their size and neediness. Removing the long conditions that did the
validation before.

Also parsing IPv4 and IPv6 versions regardless on the IPV6 macro.
2015-11-24 14:30:20 +01:00