The "service force-reload-kmod" command did not work properly, if there
was a bridge, which name was a prefix of string "broadcast" (e.g. "br").
To reproduce:
ovs-vsctl add-br br
service openvswitch-switch force-reload-kmod
This patch will make sure that the generated ip commands are clearly
interpretable by the ip utility.
Issue #9841
Signed-off-by: Ansis Atteka <aatteka@nicira.com>
Originally the IDL transaction state machine had a return value
TXN_TRY_AGAIN to signal the client to wait for a change in the database and
then retry its transaction. However, this logic was incomplete, because
it was possible for the database to change before the reply to the
transaction RPC was received, in which case the client would wait for a
further change. Commit 4fdfe5ccf8 (ovsdb-idl: Prevent occasional hang
when multiple database clients race.) fixed the problem by breaking
TXN_TRY_AGAIN into two status codes, TXN_AGAIN_WAIT that meant to wait for
a further change and TXN_AGAIN_NOW that meant that a change had already
occurred so try again immediately.
This is correct enough, but it is more complicated than necessary. It is
simpler and just as correct to use a single "try again" status that
requires the client to wait for a change relative to the database contents
*before* the transaction was committed. This commit makes that change.
It also changes ovsdb_idl_run()'s return type from bool to void because
its return type is hardly useful anymore.
Signed-off-by: Ben Pfaff <blp@nicira.com>
This is an improvement in {ovs|xen}-bugtool archive output to determine the
version which was running for all the OVS daemons. It is implemented as a
plugin which internally calls "ovs-appctl -t <daemon> version" command for
daemons whose pid file is present in /var/run/openvswitch directory.
Feature #10383
Signed-off-by: Arun Sharma <arun.sharma@calsoftinc.com>
[blp@nicira.com updated debian/copyright.in]
Signed-off-by: Ben Pfaff <blp@nicira.com>
Codes that uses #include "vswitch-idl.h" can get an older version of this
header, because this header file moved from vswitchd/ to lib/ and the
older generated file might still be present.
This helps out two ways:
* "make clean" will delete the generated files from their old
locations.
* Use #include "lib/vswitch-idl.h" to explicitly avoid including the
files from their old locations.
Reported-by: Justin Pettit <jpettit@nicira.com>
Signed-off-by: Ben Pfaff <blp@nicira.com>
* Where Open Flow 1.2 breaks apart error codes defined
in previous versions, provide all new definitions to
previous versions and map the numeric error code to
the first first definition supplied in ofp-errors.h.
The case handled so far is:
OFPERR_OFPBIC_BAD_EXP_TYPE -> { OFPERR_OFPBIC_BAD_EXPERIMENTER,
OFPERR_OFPBIC_BAD_EXP_TYPE }
* Where Open Flow 1.2 adds error codes that were previously
defined as Nicira extension errors define the later in terms
of the new codes.
Signed-off-by: Simon Horman <horms@verge.net.au>
[blp@nicira.com added better error checking in extract-ofp-errors, added
unit tests, miscellaneous cleanup]
Signed-off-by: Ben Pfaff <blp@nicira.com>
Acked-by: Simon Horman <horms@verge.net.au>
When size limit is reached in the middle of processing a dir,
the report ends up containing oldest files. This change adds
an optional param in the plugin to prioritize newer files.
Feature #9937
Requested-by: Ronald Lee <rlee@nicira.com>
Signed-off-by: Raju Subramanian <rsubramanian@nicira.com>
Signed-off-by: Ben Pfaff <blp@nicira.com>
The changes allow the user to specify a separate dscp value for the
controller connection and the manager connection. The value will take
effect on resetting the connections. If no value is specified a default
value of 192 is chosen for each of the connections.
Feature #10074
Requested-by: Rajiv Ramanathan <rramanathan@nicira.com>
Signed-off-by: Mehak Mahajan <mmahajan@nicira.com>
A fake bridge for VLAN 0 is useful, because it provides a way to create
access ports for VLAN 0. There is no good reason to prevent it.
NIC-464.
Reported-by: Rob Hoes <Rob.Hoes@citrix.com>
Signed-off-by: Ben Pfaff <blp@nicira.com>
From early days, Nicira used the --with-build-number option to configure to
stamp our internal builds. We've since switched to another scheme, so
this option is obsolete.
Good riddance.
Signed-off-by: Ben Pfaff <blp@nicira.com>
The Autoconf manual says:
Posix 1003.1-2001 requires that `cd' and `pwd' must update the
`PWD' environment variable to point to the logical name of the
current directory, but traditional shells do not support this.
This can cause confusion if one shell instance maintains `PWD' but
a subsidiary and different shell does not know about `PWD' and
executes `cd'; in this case `PWD' points to the wrong directory.
Use ``pwd`' rather than `$PWD'.
so this commit replaces all uses of $PWD by `pwd`.
Reported-by: Justin Pettit <jpettit@nicira.com>
Signed-off-by: Ben Pfaff <blp@nicira.com>
This renames the datapath modules:
openvswitch_mod -> openvswitch
brcompat_mod -> brcompat
The first makes the module name consistent with upstream, and the latter
is just for internal consistency. This makes tools, and documentation
refer to a common module name regardless if it's coming from upstream
linux or built from datapath/ as part of a local build.
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Signed-off-by: Jesse Gross <jesse@nicira.com>
The "ofproto - asynchronous message control" test had a race in which
the "send: OFPT_BARRIER_REQUEST" message could get printed in different
places because there was nothing to ensure that messages from the switch
were printed before messages sent to the switch, even though the actual
ordering of the messages was predictable. This fixes the problem by not
printing a message at all when the barrier request is sent.
Bug #10049.
Signed-off-by: Ben Pfaff <blp@nicira.com>
The intention is that, as each OpenFlow 1.1 and 1.2 feature is added to Open
vSwitch, the corresponding protocol definitions will be broken up this way:
- Definitions that are the same in OF1.0 and OF1.1 will retain the "OFP"
or "ofp" prefix and move to openflow-common.h.
- Definitions that are specific to OF1.0 will be renamed with an "OFP10"
or "ofp10" prefix and stay in openflow-1.0.h.
- Definitions that are specific to OF1.1 or to OF1.1 and OF1.2 will be
renamed with an "OFP11" or "ofp11" prefix and move to openflow-1.1.h.
- Definitions that are specific to OF1.2 will be renamed with an "OFP12"
or "ofp12" prefix and move to openflow-1.2.h.
This commit starts this process with some basic OpenFlow definitions.
Reviewed-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Ben Pfaff <blp@nicira.com>
Open vSwitch already handles a few different protocol variations, but it
does so in a nonuniform manner:
- OpenFlow 1.0 and NXM flow formats are distinguished using the NXFF_*
constant values from nicira-ext.h.
- The "flow_mod_table_id" feature setting is maintained in ofproto as
part of an OpenFlow connection's (ofconn's) state.
There's no way to easily communicate this state among components. It's
not much of a problem yet, but as more protocol support is added it seems
better to have an abstract, uniform way to represent protocol versions and
variants. This commit implements that by introducing a new type
"enum ofputil_protocol". Each ofputil_protocol value represents a variant
of a protocol version. Each value is a separate bit, so a single enum
can also represent a set of protocols, which is often useful as well.
Reviewed-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Ben Pfaff <blp@nicira.com>
We've seen some unixctl tests hang indefinitely which makes them
difficult to debug. ovs-appctl and appctl.py calls to timeout
instead.
Signed-off-by: Ethan Jackson <ethan@nicira.com>
The unixctl library had used the vde2 management protocol since the
early days of Open vSwitch. As Open vSwitch has matured, several
Python daemons have been added to the code base which would benefit
from a unixctl implementations. Instead of implementing the old
unixctl protocol in Python, this patch changes unixctl to use JSON
RPC for which we already have an implementation in both Python and
C. Future patches will need to implement a unixctl library in
Python on top of JSON RPC.
Signed-off-by: Ethan Jackson <ethan@nicira.com>
Nicira's controllers are somewhat heterogeneous, so that particular
"packet-in" messages should be directed to particular controllers. This
new Nicira extension action allows designating a controller or controllers
to receive the "packet-in" using a 16-bit integer ID.
The new NXAST_CONTROLLER action also specifies the "reason" code to include
in the "packet-in" message. This is particularly useful for simulating a
"no-match" "packet-in" using a rule.
Feature #8946.
Signed-off-by: Ben Pfaff <blp@nicira.com>
This was useful for observing IFF_RUNNING change as I removed and inserted
cables.
(nlmon is a test utility that doesn't get installed.)
Signed-off-by: Ben Pfaff <blp@nicira.com>
Until now, the argument to -v and vlog/set has had to take the form
"module:facility:level". I can never remember the required order, so this
commit switches to allowing any order.
Signed-off-by: Ben Pfaff <blp@nicira.com>
Most options were formatted like this in the manpage:
-o ARGUMENT
--option ARGUMENT
but a few were formatted like this:
-o ARGUMENT | --option ARGUMENT
or even as:
-o, --option ARGUMENT
The former seems least confusing to me, so switch all of the documentation
to this format.
Signed-off-by: Ben Pfaff <blp@nicira.com>
The "learn" action can create matching return flows. If those have a long
timeout then it's a good idea to have a way to notice when in fact the
flows have terminated. This new action and matching "learn" feature
provides that way.
Feature #8603.
Signed-off-by: Ben Pfaff <blp@nicira.com>
The Open vSwtich datapath's GRE implementation does not appear to make a
distinction between no key present and a zero key present, which appears to
be consistent with the (other) Linux implementation of GRE. Make this a
little clearer in the documentation.
Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Jesse Gross <jesse@nicira.com>
My reading of commit b78f6b77 ("Remove support for obsolete
"tun_id_from_cookie" extension.") is that no part of Open vSwitch,
including ovs-ofctl, uses the TUN_ID_FROM_COOKIE extension any more.
Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Ben Pfaff <blp@nicira.com>
This will be useful in upcoming unit tests for ensuring that all
asynchronous messages due to previous actions have arrived.
Signed-off-by: Ben Pfaff <blp@nicira.com>
This will be useful in unit tests, to allow switching output to a new file
during "ovs-ofctl monitor" runtime.
Signed-off-by: Ben Pfaff <blp@nicira.com>
I intend to use OFPFF_SEND_FLOW_REM in upcoming unit tests. I threw in
OFPFF_CHECK_OVERLAP also because it didn't cost me anything. I omitted
parsing support for OFPFF_EMERG because we opposed its inclusion from the
start and it was removed from OpenFlow 1.2.
Signed-off-by: Ben Pfaff <blp@nicira.com>
The "learn" action is useful for MAC learning, but until now there has been
no way to find out through OpenFlow how much time remains before a MAC
learning entry (a learned flow) expires. This commit adds that ability.
Feature #7193.
Signed-off-by: Ben Pfaff <blp@nicira.com>
Change the default timestamp for console and file logs to
UTC in a format that satisfies timestamp requirements in RFC 5424.
Also, add the ability for ovs-appctl to log timestamps in UTC.
Bug #9052.
Signed-off-by: Gurucharan Shetty <gshetty@nicira.com>
The ovs-appctl man page has missing information about the
facility - "file". This patch adds that information.
Signed-off-by: Gurucharan Shetty <gshetty@nicira.com>
The vconn that "snoop" opens does not process and reply to requests, so
sending a request to set the packet-in format will hang forever, which
means that "snoop" never actually prints any of the traffic that it
receives.
Bug #9346.
Reported-by: Alan Shieh <ashieh@nicira.com>
Signed-off-by: Ben Pfaff <blp@nicira.com>
