Batfish 0.35.0
Release notes
Noteworthy new features and improvements in this release include:
- Added multiple new questions:
- (#865, #885, #866) Added the ability to list the currently executing and queued tasks in the coordinator, overall or by task type. Added the ability to kill ongoing tasks by task ID.
- (many PRs) The backend implementation for reachability analysis has been completely rewritten to be more performant, easier to test and maintain, and to support packet transformations such as NAT.
- (#879) Enabled parallelism in Z3 on OS X using custom Z3 binaries with OpenMP enabled: https://github.com/batfish/z3/
- (#855) Added the ability to set a timeout for queries that invoke Z3 using the
-z3timeout
Batfish argument. - (#895, #945, #949) Reduce memory consumption and output size in various places.
- (#872, #880) Improved handling of Amazon services including RDS and ElasticSearch.
- (#862) Improved Batfish handling of BGP route reflection.
- (#886, #897, #899) Add manually-overridden OSPF costs to the data model and parser support for Cisco and Juniper.
- (#850, thanks @agember!) Various support for parsing Cisco commands.
Bug fixes
- Several new constructs are parsed.
- Fixed some corner cases in processing BGP route reflection.
- (#1022) Cygwin builds working again
Breaking changes
transitNodes
andnotTransitNodes
fields in reachability questions are ignored for now. This will be fixed in a subsequent release.- Full device configuration information is now missing from
verbose
answers returned byNeighborsQuestion
, as it led to quadratic expansion in the serialized and in-memory answers. - The JSON returned by (#962)
UniqueIpAssignmentsQuestion
and (#963)BgpAdvertisementsQuestion
have been restructured to be more usable.
Installation
Using APT:
(Ubuntu 16.04 ONLY)
echo 'deb https://apt.batfish.org/batfish/debian xenial main' | sudo tee /etc/apt/sources.list.d/batfish.list
(Ubuntu 14.04 ONLY)
echo 'deb https://apt.batfish.org/batfish/debian trusty main' | sudo tee /etc/apt/sources.list.d/batfish.list
sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 5CC0F927C4237ED5
sudo apt-get update
sudo apt-get install batfish-0.35
The .rpm and .deb files include Z3 binaries.
The license for Z3 (MIT) differs from that of Batfish (Apache 2.0).
See https://github.com/Z3Prover/z3/blob/z3-4.6.0/LICENSE.txt