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Commit Graph

11 Commits

Author SHA1 Message Date
Ben Pfaff
ffa3493a00 uuid: New function uuid_random().
Signed-off-by: Ben Pfaff <blp@ovn.org>
Acked-by: Russell Bryant <russell@ovn.org>
2017-10-24 16:09:16 -07:00
Ben Pfaff
61be08e4ed uuid: New function uuid_is_partial_match().
This will have another caller in an upcoming commit.

Signed-off-by: Ben Pfaff <blp@ovn.org>
Acked-by: Andy Zhou <azhou@ovn.org>
Acked-by: Russell Bryant <russell@ovn.org>
2017-05-03 08:22:48 -07:00
Ben Pfaff
42a1d93e29 uuid: New macro UUID_ZERO for an all-zero expression or initializer.
This is convenient in expressions, e.g. "uuid = x ? *x : UUID_ZERO;".

Signed-off-by: Ben Pfaff <blp@ovn.org>
Acked-by: Andy Zhou <azhou@ovn.org>
2017-02-08 11:41:15 -08:00
Ben Pfaff
c80eac1f85 ovn-controller: Tie OpenFlow and logical flows using OpenFlow cookie.
This makes it easy to find the logical flow that generated a particular
OpenFlow flow, by running "ovn-sbctl dump-flows <cookie>".

Later, this can be refined (and automated for "ofproto/trace"), but this
is still a significant advance.

Signed-off-by: Ben Pfaff <blp@ovn.org>
Acked-by: Justin Pettit <jpettit@ovn.org>
2016-12-28 09:17:51 -08:00
Ben Warren
d5dc60f0d3 Break uuid.h into private and public parts
Public (struct definitions and some prototypes) go in
include/openvswitch

Signed-off-by: Ben Warren <ben@skyportsystems.com>
Signed-off-by: Ben Pfaff <blp@ovn.org>
2016-04-14 13:40:32 -07:00
Joe Stringer
78145f6edb dpif: Always generate RFC4122 UUIDs for UFID.
This patch sacrifices a few bits of hash quality from the 128-bit unique
flow identifiers to make the UFIDs RFC4122-conformant as per the version 4
(random) UUID spec. Given that the 128-bit space is already quite large,
this should not affect the spread of UFIDs in any meaningful way for
hashing.

Signed-off-by: Joe Stringer <joestringer@nicira.com>
Acked-by: Ben Pfaff <blp@nicira.com>
2015-06-09 18:20:02 -07:00
Raju Subramanian
e0edde6fee Global replace of Nicira Networks.
Replaced all instances of Nicira Networks(, Inc) to Nicira, Inc.

Feature #10593
Signed-off-by: Raju Subramanian <rsubramanian@nicira.com>
Signed-off-by: Ben Pfaff <blp@nicira.com>
2012-05-02 17:08:02 -07:00
Justin Pettit
27365e26a1 uuid: Correct name of header file in comment. 2011-01-11 18:57:01 -08:00
Ben Pfaff
d0d15d58c6 uuid: New function uuid_from_string_prefix().
For use in an upcoming commit.
2010-02-15 11:28:39 -08:00
Ben Pfaff
c532bf9dd4 ovsdb: Save some space in the log for newly inserted records.
When a new record is inserted into a database, ovsdb logs the values of all
of the fields in the record.  However, often new records have many columns
that contain default values.  There is no need to log those values, so this
commit causes them to be omitted.

As a side effect, this also makes "ovsdb-tool show-log --more --more"
output easier to read, because record insertions print less noise.  (Adding
--more --more to this command makes it print changes to database records.
The --more option will be introduced in an upcoming commit.)
2010-01-11 13:14:54 -08:00
Ben Pfaff
d918d9d112 Implement RFC 4122-compliant UUIDs.
This UUID library will be used by the upcoming configuration database.
2009-11-04 15:24:40 -08:00