YAMAMOTO Takashi bd1079469f ofagent: Desupport ancillary bridges
Remove code to report port status for ancillary bridges because
it relies on ovsdb.  While we could adapt the code to use OFP in
a similar way we did for the integration bridge, it doesn't worth
the effort because the almost same functionality can be achieved
using provider network.  Update README to suggest the use of
provider network.

Partially-Implements: blueprint ofagent-port-monitor
Change-Id: Ia1329e36755b3e9a479a115dbd08aa3f4d6b55df
2014-08-05 02:22:38 +09:00

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This directory includes agent for OpenFlow Agent mechanism driver.
# -- Installation
For how to install/set up ML2 mechanism driver for OpenFlow Agent, please refer to
https://github.com/osrg/ryu/wiki/OpenStack
# -- Notes for updating from Icehouce
The support of ancillary bridges has been removed after Icehouce.
While you can still use these bridges to provide connectivity,
neutron-ofagent-agent no longer reports port state changes (up/down)
for these bridges. If it is a problem for you, please consider
tweaking your configuration to avoid using ancillary bridges.
We recommend to use a provider network instead as the following:
- Make l3-agent external_network_bridge configuration empty.
eg.
[DEFAULT]
external_network_bridge=
- (Re-)create a network (and subnet) for public connectivity with
a flat provider network.
eg.
neutron net-create $PUBLIC_NETWORK -- \
--router:external=True \
--provider:network_type:flat \
--provider:physical_network=$PUBLIC_PHYSICAL_NETWORK
- Associate your neutron router to the above network.
eg.
neutron router-gateway-clear $ROUTER_ID
neutron router-gateway-set $ROUTER_ID $PUBLIC_NETWORK
- Add the corresponding entry to bridge_mappings.
eg.
[OVS]
bridge_mappings=$PUBLIC_PHYSICAL_NETWORK:$PUBLIC_BRIDGE
# -- Ryu General
For general Ryu stuff, please refer to
http://www.osrg.net/ryu/
Ryu is available at github
git://github.com/osrg/ryu.git
https://github.com/osrg/ryu
The mailing is at
ryu-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/ryu-devel
Enjoy!