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filter-rewriter: introduce filter-rewriter initialization

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Filter-rewriter is a part of COLO project.
It will rewrite some of secondary packet to make
secondary guest's tcp connection established successfully.
In this module we will rewrite tcp packet's ack to the secondary
from primary,and rewrite tcp packet's seq to the primary from
secondary.

usage:

colo secondary:
-object filter-redirector,id=f1,netdev=hn0,queue=tx,indev=red0
-object filter-redirector,id=f2,netdev=hn0,queue=rx,outdev=red1
-object filter-rewriter,id=rew0,netdev=hn0,queue=all

Signed-off-by: Zhang Chen <zhangchen.fnst@cn.fujitsu.com>
Signed-off-by: Li Zhijian <lizhijian@cn.fujitsu.com>
Signed-off-by: Wen Congyang <wency@cn.fujitsu.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Zhang Chen 2016-09-27 10:22:32 +08:00 • committed by Jason Wang
parent f4b618360e
commit e6eee8ab51
4 changed files with 121 additions and 1 deletions
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net/Makefile.objs
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@ -18,3 +18,4 @@ common-obj-y += filter-buffer.o
common-obj-y += filter-mirror.o
common-obj-y += colo-compare.o
common-obj-y += colo.o
common-obj-y += filter-rewriter.o