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Commit Graph

42 Commits

Author SHA1 Message Date
Maria Matejka
b797444e94 Merge commit 'b95dc8f29f18eb177f91fdc4bf0716fac9b15366' into mq-config-ref
Also converted all _Bool's to bool.
2024-06-26 17:19:24 +02:00
Maria Matejka
83045e9a1f Configuration obstacles made a separate, explicit structure
With this, one can walk the obstacle list in a debugger and
easier see which specific object is holding the reference.
2024-06-14 23:16:07 +02:00
Maria Matejka
76ca53e4f8 SKIP_BACK_DECLARE: easier embedded-to-parent typecasting 2024-05-25 19:37:16 +02:00
Maria Matejka
83a409abd2 Cached route attributes now have explicitly marked layers
Also the rta_* functions renamed to ea_* functions
2024-05-22 11:34:34 +02:00
Maria Matejka
e0a1bbdf65 Lockfree usecount: deferring unlocks to the metaloop
This allows us for easy temporary locks without additional burden of explicit cleanup.
2024-05-22 11:34:34 +02:00
Maria Matejka
3b217f2984 Fixed L3VPN after merge to v3.
Semantics of rt_get_source() has changed between v2 and v3. Also other
minor fixes were needed to make it run.
2024-01-30 23:14:10 +01:00
Maria Matejka
57b5eb5cbd Merge commit 'v2.13.1-162-g5bf25678' into thread-next 2024-01-27 19:01:06 +01:00
Maria Matejka
5bf2567853 Merge commit 'v2.13.1-125-g90b9e871' into mq-merge-step-2 2024-01-26 23:29:17 +01:00
Maria Matejka
365ea12ea1 MPLS Subsystem Proper Locking
Added also some debug lines if debug is on.
2024-01-26 14:42:44 +01:00
Maria Matejka
e711a991d4 MPLS: FEC Map moved from protocol to MPLS channel 2024-01-08 13:03:25 +01:00
Maria Matejka
34d040a034 MPLS: Domain list locked by The BIRD Lock 2024-01-08 13:03:25 +01:00
Maria Matejka
9815353c5e MPLS: Putting internal objects aside 2024-01-08 13:03:25 +01:00
Maria Matejka
8558e666e0 Merge branch 'mq-aggregator-for-v3' into thread-next 2023-11-09 17:38:31 +01:00
Maria Matejka
e6362b21dc Merge branch 'mq-aggregator-for-v3' into thread-next 2023-11-09 16:34:26 +01:00
Maria Matejka
c4c2148ab9 Merge commit 'a7a9df86' into mq-aggregator-for-v3 2023-11-09 16:34:20 +01:00
Maria Matejka
4f2212ccf2 Merge branch 'mq-aggregator-for-v3' into thread-next 2023-11-09 16:34:04 +01:00
Maria Matejka
6067ad6c07 Merge commit '9b775859' into mq-aggregator-for-v3 2023-11-09 16:00:44 +01:00
Maria Matejka
8f2f612e2f Merge branch 'mq-aggregator-for-v3' into thread-next 2023-11-09 15:59:03 +01:00
Maria Matejka
926c3295d4 Merge commit 'b6385dec' into mq-aggregator-for-v3 2023-11-09 15:58:58 +01:00
Maria Matejka
3ccf890e58 Merge branch 'mq-aggregator-for-v3' into thread-next 2023-11-09 15:58:41 +01:00
Maria Matejka
45ffbb4d76 Merge commit '81a20ca5' into mq-aggregator-for-v3 2023-11-09 15:50:39 +01:00
Maria Matejka
e61fc5272a Merge branch 'mq-aggregator-for-v3' into thread-next 2023-11-09 15:50:32 +01:00
Maria Matejka
4d6620a008 Merge commit '35726051' into mq-aggregator-for-v3 2023-11-09 15:50:28 +01:00
Maria Matejka
2193b1efe4 Merge branch 'mq-aggregator-for-v3' into thread-next 2023-11-09 15:50:15 +01:00
Maria Matejka
c7cc1ccd2e Merge branch 'mq-aggregator-for-v3' into thread-next 2023-11-09 15:50:13 +01:00
Maria Matejka
360de8fb68 Merge commit 'fcf22586' into mq-aggregator-for-v3 2023-11-09 15:50:02 +01:00
Maria Matejka
8429b4bc38 Merge commit '8e9e013b' into mq-aggregator-for-v3 2023-11-09 15:35:18 +01:00
Maria Matejka
e5c320d44a Merge branch 'mq-aggregator-for-v3' into thread-next 2023-11-09 11:04:57 +01:00
Maria Matejka
6270373954 Merge commit '9ca86ef6' into mq-aggregator-for-v3 2023-11-09 10:52:53 +01:00
Maria Matejka
30712a2bdf Merge branch 'mq-aggregator-for-v3' into thread-next 2023-11-08 21:51:46 +01:00
Ondrej Zajicek
a0b4835253 MPLS: Fix issue with recursive MPLS routes
Recursive MPLS routes used hostentry from the original route, which
triggered different table than MPLS table, and therefore were not
updated.
2023-11-07 16:06:15 +01:00
Ondrej Zajicek
b5e9e5197b MPLS: Fix issue with recursive MPLS routes
Recursive MPLS routes used hostentry from the original route, which
triggered different table than MPLS table, and therefore were not
updated.
2023-10-16 15:21:36 +02:00
Ondrej Zajicek
be09b030ed MPLS: Update to support and use 64bit source id 2023-10-04 15:00:24 +02:00
Ondrej Zajicek
a7a9df8639 MPLS: Implement FEC map reconfiguration
This allows changing label policy or label range without restart.
2023-10-04 13:12:05 +02:00
Ondrej Zajicek
9b775859cd MPLS: Handle label allocation failures 2023-10-04 13:12:05 +02:00
Ondrej Zajicek
b6385decb3 MPLS: Improve handling of static label allocations
Use mpls_new_label() / mpls_free_label() also for static labels, to keep
track of allocated labels and to enforce label ranges.

Static label allocations always use static label range, regardless of
configured label range.
2023-10-04 13:12:05 +02:00
Ondrej Zajicek
81a20ca5d8 Static: Add syntax for static MPLS labels
Instead of just using route attributes, static routes with
static MPLS labels can be defined just by e.g.:

  route 10.1.1.0/24 mpls 100 via 10.1.2.1 mpls 200;
2023-10-04 13:12:05 +02:00
Ondrej Zajicek
3572605151 MPLS: Label range non-intersection check 2023-10-04 13:12:05 +02:00
Ondrej Zajicek
fcf2258620 MPLS: Improve label range reconfiguration
Allow to shorten label range over unused area.
2023-10-04 13:12:05 +02:00
Ondrej Zajicek
8e9e013b0d MPLS: Add command 'show mpls ranges'
Add command to show MPLS label ranges and their stats.
2023-10-04 13:12:05 +02:00
Ondrej Zajicek
9ca86ef69c MPLS: Add support for per-VRF labeling policy
The new labeling policy MPLS_POLICY_VRF assigns one label to all routes
(from the same FEC map associated with one VRF), while replaces their
next hops with a lookup to a VRF table. This is useful for L3VPN
protocol.
2023-10-04 13:01:21 +02:00
Ondrej Zajicek
333ddd4f98 MPLS subsystem
The MPLS subsystem manages MPLS labels and handles their allocation to
MPLS-aware routing protocols. These labels are then attached to IP or VPN
routes representing label switched paths -- LSPs.

There was already a preliminary MPLS support consisting of MPLS label
net_addr, MPLS routing tables with static MPLS routes, remote labels in
next hops, and kernel protocol support.

This patch adds the MPLS domain as a basic structure representing local
label space with dynamic label allocator and configurable label ranges.
To represent LSPs, allocated local labels can be attached as route
attributes to IP or VPN routes with local labels as attributes.

There are several steps for handling LSP routes in routing protocols --
deciding to which forwarding equivalence class (FEC) the LSP route
belongs, allocating labels for new FECs, announcing MPLS routes for new
FECs, attaching labels to LSP routes. The FEC map structure implements
basic code for managing FECs in routing protocols, therefore existing
protocols can be made MPLS-aware by adding FEC map and delegating
most work related to local label management to it.
2023-10-04 13:01:21 +02:00