On 03/07/2016 03:56 PM, Jason Wang wrote:
On 03/04/2016 08:01 PM, Zhang Chen wrote:
Filter-redirector is a netfilter plugin.
It gives qemu the ability to redirect net packet.
redirector can redirect filter's net packet to outdev.
and redirect indev's packet
On 03/07/2016 04:10 PM, Jason Wang wrote:
On 03/04/2016 08:01 PM, Zhang Chen wrote:
In this unit test,we will test the filter redirector function.
Case 1, tx traffic flow:
qemu side | test side
|
+-+| +---+
| backend
Change filter_mirror_send interface to make it easier
to used by other filter
Signed-off-by: Zhang Chen
Signed-off-by: Wen Congyang
Signed-off-by Li Zhijian
---
net/filter-mirror.c | 14 +++---
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/net/filter-mirror.c b/net
This API will iterate the filters attached to netdev
Signed-off-by: Zhang Chen
Signed-off-by: Wen Congyang
Signed-off-by: Li Zhijian
---
include/net/filter.h | 10 +-
net/filter-buffer.c | 2 +-
net/filter.c | 12 ++--
3 files changed, 12 insertions(+), 12 deletions
On 03/08/2016 03:56 PM, Jason Wang wrote:
On 03/08/2016 03:50 PM, Wen Congyang wrote:
On 03/08/2016 03:33 PM, Jason Wang wrote:
On 03/08/2016 12:51 PM, Peter Maydell wrote:
On 7 March 2016 at 10:12, Jason Wang wrote:
The following changes since commit 1464ad45cd6cdeb0b5c1a54d3d3791396e47e
g's comments.
- Address Dave's comments.
v1:
initial patch.
Zhang Chen (2):
net/filter-mirror:Add filter-mirror
tests/test-filter-mirror:add filter-mirror unit test
net/Makefile.objs | 1 +
net/filter-mirror.c| 181 +++
=mirror0
We inject packet to netdev socket id = qtest-bn0,
filter-mirror will copy and mirror the packet to mirror0.
we read packet from mirror0 and then compare to what we inject.
Signed-off-by: Zhang Chen
Signed-off-by: Wen Congyang
---
tests/.gitignore | 1 +
tests/Makefile
Filter-mirror is a netfilter plugin.
It gives qemu the ability to mirror
packets to a chardev.
usage:
-netdev tap,id=hn0
-chardev socket,id=mirror0,host=ip_primary,port=X,server,nowait
-filter-mirror,id=m0,netdev=hn0,queue=tx/rx/all,outdev=mirror0
Signed-off-by: Zhang Chen
Signed-off-by: Wen
On 03/09/2016 05:40 PM, Wen Congyang wrote:
On 03/09/2016 05:07 PM, Zhang Chen wrote:
Filter-mirror is a netfilter plugin.
It gives qemu the ability to mirror
packets to a chardev.
usage:
-netdev tap,id=hn0
-chardev socket,id=mirror0,host=ip_primary,port=X,server,nowait
-filter-mirror,id=m0
g's comments.
- Address Dave's comments.
v1:
initial patch.
Zhang Chen (2):
net/filter-mirror:Add filter-mirror
tests/test-filter-mirror:add filter-mirror unit test
net/Makefile.objs | 1 +
net/filter-mirror.c| 181 +++
Filter-mirror is a netfilter plugin.
It gives qemu the ability to mirror
packets to a chardev.
usage:
-netdev tap,id=hn0
-chardev socket,id=mirror0,host=ip_primary,port=X,server,nowait
-filter-mirror,id=m0,netdev=hn0,queue=tx/rx/all,outdev=mirror0
Signed-off-by: Zhang Chen
Signed-off-by: Wen
=mirror0
We inject packet to netdev socket id = qtest-bn0,
filter-mirror will copy and mirror the packet to mirror0.
we read packet from mirror0 and then compare to what we inject.
Signed-off-by: Zhang Chen
Signed-off-by: Wen Congyang
---
tests/.gitignore | 1 +
tests/Makefile
comments.
- Address Jason's comments.
v2:
- Address zhanghailiang's comments.
- Address Eric Blake's comments.
- Address Yang Hongyang's comments.
- Address Dave's comments.
v1:
initial patch.
Zhang Chen (2):
net/filter-mirror:Add filter-mirror
tests/test-fil
Filter-mirror is a netfilter plugin.
It gives qemu the ability to mirror
packets to a chardev.
usage:
-netdev tap,id=hn0
-chardev socket,id=mirror0,host=ip_primary,port=X,server,nowait
-filter-mirror,id=m0,netdev=hn0,queue=tx/rx/all,outdev=mirror0
Signed-off-by: Zhang Chen
Signed-off-by: Wen
-bn0,queue=tx,outdev=mirror0
We inject packet to netdev socket id = qtest-bn0,
filter-mirror will copy and mirror the packet to mirror0.
we read packet from mirror0 and then compare to what we inject.
Signed-off-by: Zhang Chen
Signed-off-by: Wen Congyang
---
tests/.gitignore | 1
On 03/15/2016 03:18 PM, Wen Congyang wrote:
On 03/15/2016 03:04 PM, Jason Wang wrote:
On 03/15/2016 01:38 PM, Zhang Chen wrote:
Filter-mirror is a netfilter plugin.
It gives qemu the ability to mirror
packets to a chardev.
v9:
- add qmp("{ 'execute' : 'query-s
Filter-mirror is a netfilter plugin.
It gives qemu the ability to mirror
packets to a chardev.
usage:
-netdev tap,id=hn0
-chardev socket,id=mirror0,host=ip_primary,port=X,server,nowait
-filter-mirror,id=m0,netdev=hn0,queue=tx/rx/all,outdev=mirror0
Signed-off-by: Zhang Chen
Signed-off-by: Wen
-bn0,queue=tx,outdev=mirror0
We inject packet to netdev socket id = qtest-bn0,
filter-mirror will copy and mirror the packet to mirror0.
we read packet from mirror0 and then compare to what we inject.
Signed-off-by: Zhang Chen
Signed-off-by: Wen Congyang
---
tests/.gitignore | 1
7;s comments
- Address zhanghailiang's comments.
- Address Jason's comments.
v2:
- Address zhanghailiang's comments.
- Address Eric Blake's comments.
- Address Yang Hongyang's comments.
- Address Dave's comments.
v1:
initial patch.
Zhang Chen (2):
net/fi
ad, most code is stolen from net_socket_send
- fix comments error
- add some comments
v3:
-Address Jason's comments.
v2:
- Address Jason's comments.
- Add filter-traffic.h to reuse parts of the codes
- Add unit test case
v1:
initial patch.
Zhang Chen (2):
net/filter-mirror: im
Change filter_mirror_send interface to make it easier
to used by other filter
Signed-off-by: Zhang Chen
Signed-off-by: Wen Congyang
Signed-off-by: Li Zhijian
---
net/filter-mirror.c | 10 +-
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/net/filter-mirror.c b/net/filter
ect filter-redirector,id=qtest-f0,netdev=qtest-bn0,"
"queue=rx,outdev=redirector0 "
"-object filter-redirector,id=qtest-f1,netdev=qtest-bn0,"
"queue=rx,indev=redirector2 "
"-object filter-redirector,id=qtest-f2,netdev=qtest-b
r0,netdev=hn0,queue=tx/rx/all,indev=s0,outdev=s1
Signed-off-by: Zhang Chen
Signed-off-by: Wen Congyang
Signed-off-by: Li Zhijian
---
net/filter-mirror.c | 236
qemu-options.hx | 9 ++
vl.c| 3 +-
3 files changed, 247 ins
COLO-compare is a part of COLO project. It is used
to compare the network package to help COLO decide
whether to do checkpoint.
v2:
- add jhash.h
v1:
- initial patch
Zhang Chen (3):
colo-compare: introduce colo compare initlization
colo-compare: track connection and enqueue packet
colo
packet | |packet +|packet | |packet +
++ ++++ ++
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
include/qemu/jhash.h | 59 ++
net/colo-compare.c
packet come from primary char indev will be send to
outdev - packet come from secondary char dev will be drop
Signed-off-by: Li Zhijian
Signed-off-by: Zhang Chen
Signed-off-by: Wen Congyang
---
net/Makefile.objs | 1 +
net/colo-compare.c | 344
if packets are same, we send primary packet and drop secondary
packet, otherwise notify COLO do checkpoint.
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/colo-compare.c | 122 -
1 file changed, 121
On 03/30/2016 05:25 PM, Dr. David Alan Gilbert wrote:
* Zhang Chen (zhangchen.f...@cn.fujitsu.com) wrote:
packet come from primary char indev will be send to
outdev - packet come from secondary char dev will be drop
Please put in the description an example of how you invoke
the filter on the
On 03/30/2016 06:36 PM, Dr. David Alan Gilbert wrote:
* Zhang Chen (zhangchen.f...@cn.fujitsu.com) wrote:
In this patch we use kernel jhash table to track
connection, and then enqueue net packet like this:
+ CompareState
On 03/31/2016 12:23 PM, Li Zhijian wrote:
On 03/31/2016 12:06 PM, Zhang Chen wrote:
+static void packet_destroy(void *opaque, void *user_data)
+{
+Packet *pkt = opaque;
+
+g_free(pkt->data);
+g_slice_free(Packet, pkt);
+}
+
+static inline void colo_flush_connection(void *opa
On 03/30/2016 07:41 PM, Dr. David Alan Gilbert wrote:
* Zhang Chen (zhangchen.f...@cn.fujitsu.com) wrote:
if packets are same, we send primary packet and drop secondary
packet, otherwise notify COLO do checkpoint.
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen
On 03/30/2016 08:05 PM, Dr. David Alan Gilbert wrote:
* Zhang Chen (zhangchen.f...@cn.fujitsu.com) wrote:
COLO-compare is a part of COLO project. It is used
to compare the network package to help COLO decide
whether to do checkpoint.
Hi Zhang Chen,
I've put comments on the indiv
On 03/31/2016 09:41 AM, Zhang Chen wrote:
On 03/30/2016 05:25 PM, Dr. David Alan Gilbert wrote:
* Zhang Chen (zhangchen.f...@cn.fujitsu.com) wrote:
packet come from primary char indev will be send to
outdev - packet come from secondary char dev will be drop
Please put in the description
, please update this new branch~
Thanks
Zhang Chen
There are little changes for this series except the netfilter releated part.
Patch status:
Unreviewed: patch 21, 32 ~ 35
Updated: patch 7, 13, 32 ~ 35
Cc: Jason Wang
TODO:
1. Checkpoint based on proxy in qemu
2. The capability of continuous FT
3
+if (!size) {
+return 0;
+}
+
+ret = qemu_chr_fe_write_all(out, (uint8_t *)&len, sizeof(len));
+if (ret != sizeof(len)) {
+goto err;
+}
+
+ret = qemu_chr_fe_write_all(out, (uint8_t *)buf, size);
+if (ret != size) {
+goto err;
+}
+
You can ma
-compare to colo-frame v2.7
- fix most of Dave's comments
(except RCU)
- add TCP,UDP,ICMP and other packet comparison
- add trace-event
- add some comments
- other bug fix
- add RFC index
- add usage in patch 1/4
v2:
- add jhash.h
v1:
- initial patch
Zhang Chen (4):
colo-co
=f1,netdev=hn0,queue=tx,indev=red0
-object filter-redirector,id=f2,netdev=hn0,queue=rx,outdev=red1
Signed-off-by: Li Zhijian
Signed-off-by: Zhang Chen
Signed-off-by: Wen Congyang
---
net/Makefile.objs | 1 +
net/colo-compare.c | 361 +
qemu
if packets are same, we send primary packet and drop secondary
packet, otherwise notify COLO do checkpoint.
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/colo-compare.c | 126 +
trace-events
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/colo-compare.c | 158 +++--
1 file changed, 154 insertions(+), 4 deletions(-)
diff --git a/net/colo-compare.c b/net/colo-compare.c
index 4b5a2d4..3dad461
packet | |packet +|packet | |packet +
++ ++++ ++
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
include/qemu/jhash.h | 59 ++
net/colo-compare.c
Ping...
This patch has been no news for a week~~~
Thanks
zhang chen
On 04/18/2016 07:11 PM, Zhang Chen wrote:
COLO-compare is a part of COLO project. It is used
to compare the network package to help COLO decide
whether to do checkpoint.
We rebase colo-compare to colo-frame v2.7
you can get
On 04/28/2016 02:53 PM, Jason Wang wrote:
On 04/18/2016 07:11 PM, Zhang Chen wrote:
packet come from primary char indev will be send to
outdev - packet come from secondary char dev will be drop
usage:
primary:
-netdev tap,id=hn0,vhost=off,script=/etc/qemu-ifup,downscript=/etc/qemu-ifdown
On 04/28/2016 03:16 PM, Jason Wang wrote:
On 04/28/2016 02:53 PM, Jason Wang wrote:
+static void compare_set_outdev(Object *obj, const char *value, Error **errp)
+{
+CompareState *s = COLO_COMPARE(obj);
+
+g_free(s->outdev);
+s->outdev = g_strdup(value);
+}
+
+/*
+ * called from
On 04/28/2016 04:17 PM, Jason Wang wrote:
On 04/28/2016 03:55 PM, Zhang Chen wrote:
On 04/28/2016 03:16 PM, Jason Wang wrote:
On 04/28/2016 02:53 PM, Jason Wang wrote:
+static void compare_set_outdev(Object *obj, const char *value,
Error **errp)
+{
+CompareState *s = COLO_COMPARE(obj
On 04/28/2016 03:47 PM, Jason Wang wrote:
On 04/18/2016 07:11 PM, Zhang Chen wrote:
In this patch we use kernel jhash table to track
connection, and then enqueue net packet like this:
+ CompareState ++
| |
+---+ +---+ +---+
|conn
On 04/28/2016 03:58 PM, Jason Wang wrote:
On 04/18/2016 07:11 PM, Zhang Chen wrote:
if packets are same, we send primary packet and drop secondary
packet, otherwise notify COLO do checkpoint.
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/colo
On 04/29/2016 04:55 AM, Eric Blake wrote:
On 04/18/2016 05:11 AM, Zhang Chen wrote:
s/initlization/initialization/ in the subject
OK~
packet come from primary char indev will be send to
outdev - packet come from secondary char dev will be drop
Grammar suggestion:
Packets coming from the
On 04/29/2016 10:03 AM, Jason Wang wrote:
On 04/28/2016 05:04 PM, Zhang Chen wrote:
On 04/28/2016 04:17 PM, Jason Wang wrote:
On 04/28/2016 03:55 PM, Zhang Chen wrote:
On 04/28/2016 03:16 PM, Jason Wang wrote:
On 04/28/2016 02:53 PM, Jason Wang wrote:
+static void compare_set_outdev
On 04/29/2016 10:05 AM, Jason Wang wrote:
On 04/28/2016 06:25 PM, Zhang Chen wrote:
+static Packet *packet_new(CompareState *s, const void *data,
+ int size, ConnectionKey *key)
+{
+Packet *pkt = g_slice_new(Packet);
+
+pkt->data = g_memdup(data, s
On 04/29/2016 10:07 AM, Jason Wang wrote:
On 04/28/2016 06:31 PM, Zhang Chen wrote:
+/*
+ * called from the compare thread on the primary
+ * for compare connection
+ */
+static void colo_compare_connection(void *opaque, void *user_data)
+{
+Connection *conn = opaque;
+Packet *pkt
On 04/29/2016 03:44 AM, Dr. David Alan Gilbert wrote:
* Zhang Chen (zhangchen.f...@cn.fujitsu.com) wrote:
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/colo-compare.c | 158 +++--
1 file changed
On 05/05/2016 11:03 AM, Zhang Chen wrote:
On 04/29/2016 03:44 AM, Dr. David Alan Gilbert wrote:
* Zhang Chen (zhangchen.f...@cn.fujitsu.com) wrote:
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/colo-compare.c | 158
On 04/29/2016 10:03 AM, Jason Wang wrote:
On 04/28/2016 05:04 PM, Zhang Chen wrote:
On 04/28/2016 04:17 PM, Jason Wang wrote:
On 04/28/2016 03:55 PM, Zhang Chen wrote:
On 04/28/2016 03:16 PM, Jason Wang wrote:
On 04/28/2016 02:53 PM, Jason Wang wrote:
+static void compare_set_outdev
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
include/net/net.h | 8 ++
net/filter-mirror.c | 60
net/net.c | 56 ++
net/socket.c| 71
with select(2)/poll(2)...
- compare packet
}
Yes, something like this.
But remove qemu_chr_add_handlers I can't get fd to select/poll.
How to get fd from all kinds of chardev?
Thanks
Zhang Chen
This solution will lead comparing packet and reading packet in serial.
But i don't know if this w
On 05/10/2016 10:57 AM, Li Zhijian wrote:
On 05/06/2016 06:56 PM, Zhang Chen wrote:
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
include/net/net.h | 8 ++
net/filter-mirror.c | 60
net/net.c
ect filter-redirector,id=qtest-f0,netdev=qtest-bn0,"
"queue=rx,outdev=redirector0 "
"-object filter-redirector,id=qtest-f1,netdev=qtest-bn0,"
"queue=rx,indev=redirector2 "
"-object filter-redirector,id=qtest-f2,netdev=qtest-b
de is stolen from net_socket_send
- fix comments error
- add some comments
v3:
-Address Jason's comments.
v2:
- Address Jason's comments.
- Add filter-traffic.h to reuse parts of the codes
- Add unit test case
v1:
initial patch.
Zhang Chen (2):
net/filter-mirror: impl
server,nowait
-chardev socket,id=s1,host=ip_primary,port=Y,server,nowait
-filter-redirector,id=r0,netdev=hn0,queue=tx/rx/all,indev=s0,outdev=s1
Signed-off-by: Zhang Chen
Signed-off-by: Wen Congyang
Signed-off-by: Li Zhijian
---
net/filter-m
On 03/17/2016 02:43 PM, Jason Wang wrote:
On 03/16/2016 06:38 PM, Zhang Chen wrote:
Filter-redirector is a netfilter plugin.
It gives qemu the ability to redirect net packet.
redirector can redirect filter's net packet to outdev.
and redirect indev's packet
ect filter-redirector,id=qtest-f0,netdev=qtest-bn0,"
"queue=rx,outdev=redirector0 "
"-object filter-redirector,id=qtest-f1,netdev=qtest-bn0,"
"queue=rx,indev=redirector2 "
"-object filter-redirector,id=qtest-f2,netdev=qtest-b
in_dev to filter's next
- rework redirector_chr_read, most code is stolen from net_socket_send
- fix comments error
- add some comments
v3:
-Address Jason's comments.
v2:
- Address Jason's comments.
- Add filter-traffic.h to reuse parts of the codes
- Add unit test case
v1
son's comments.
- Add filter-traffic.h to reuse parts of the codes
- Add unit test case
v1:
initial patch.
Zhang Chen (2):
net/filter-mirror: implement filter-redirector
tests/test-filter-redirector: Add unit test for filter-redirector
net/filter-mirror.c| 244 +
ect filter-redirector,id=qtest-f0,netdev=qtest-bn0,"
"queue=rx,outdev=redirector0 "
"-object filter-redirector,id=qtest-f1,netdev=qtest-bn0,"
"queue=rx,indev=redirector2 "
"-object filter-redirector,id=qtest-f2,netdev=qtest-b
server,nowait
-chardev socket,id=s1,host=ip_primary,port=Y,server,nowait
-filter-redirector,id=r0,netdev=hn0,queue=tx/rx/all,indev=s0,outdev=s1
Signed-off-by: Zhang Chen
Signed-off-by: Wen Congyang
Signed-off-by: Li Zhijian
---
net/filter-m
server,nowait
-chardev socket,id=s1,host=ip_primary,port=Y,server,nowait
-filter-redirector,id=r0,netdev=hn0,queue=tx/rx/all,indev=s0,outdev=s1
Signed-off-by: Zhang Chen
Signed-off-by: Wen Congyang
Signed-off-by: Li Zhijian
---
net/filter-m
if packets are same, we send primary packet and drop secondary
packet, otherwise notify COLO do checkpoint.
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/colo-compare.c | 122 -
1 file changed, 121
packet | |packet +|packet | |packet +
++ ++++ ++
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/colo-compare.c | 324 -
1 file change
packet come from primary char indev will be send to
outdev - packet come from secondary char dev will be drop
Signed-off-by: Li Zhijian
Signed-off-by: Zhang Chen
Signed-off-by: Wen Congyang
---
net/Makefile.objs | 1 +
net/colo-compare.c | 344
COLO-compare is a part of COLO project. It is used
to compare the network package to help COLO decide
whether to do checkpoint.
v1:
- initial patch
Zhang Chen (3):
colo-compare: introduce colo compare initlization
colo-compare: track connection and enqueue packet
colo-compare: introduce
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/colo-compare.c | 179 ++---
trace-events | 6 ++
2 files changed, 178 insertions(+), 7 deletions(-)
diff --git a/net/colo-compare.c b/net/colo
add some comments
- other bug fix
- add RFC index
- add usage in patch 1/4
v2:
- add jhash.h
v1:
- initial patch
Zhang Chen (4):
colo-compare: introduce colo compare initialization
colo-compare: track connection and enqueue packet
colo-compare: introduce packet comparison thread
packet | |packet +|packet | |packet +
++ ++++ ++
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
include/qemu/jhash.h | 61 +
net/Makefile.objs| 1 +
net/colo-base.c
if packets are same, we send primary packet and drop secondary
packet, otherwise notify COLO do checkpoint.
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/colo-base.c| 1 +
net/colo-base.h| 3 +
net/colo-compare.c | 172
-redirector,id=f1,netdev=hn0,queue=tx,indev=red0
-object filter-redirector,id=f2,netdev=hn0,queue=rx,outdev=red1
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/Makefile.objs | 1 +
net/colo-compare.c | 299
On 05/30/2016 11:19 AM, Jason Wang wrote:
On 2016年05月25日 20:50, Zhang Chen wrote:
COLO-compare is a part of COLO project. It is used
to compare the network package to help COLO decide
whether to do checkpoint.
the full version in this github:
https://github.com/zhangckid/qemu/tree/colo
On 05/31/2016 02:16 PM, Jason Wang wrote:
On 2016年05月31日 11:54, Zhang Chen wrote:
On 05/30/2016 11:19 AM, Jason Wang wrote:
On 2016年05月25日 20:50, Zhang Chen wrote:
COLO-compare is a part of COLO project. It is used
to compare the network package to help COLO decide
whether to do
=red1
-object filter-rewriter,id=rew0,netdev=hn0,queue=all
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/Makefile.objs | 1 +
net/filter-rewriter.c | 112 ++
qemu-options.hx | 10 +
We will rewrite tcp packet secondary received and sent.
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/filter-rewriter.c | 94 +--
trace-events | 3 ++
2 files changed, 95 insertions(+), 2
We use colo-base.h to track connection and parse packet
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/filter-rewriter.c | 53 +++
1 file changed, 53 insertions(+)
diff --git a/net/filter-rewriter.c b
Filter-rewriter is a part of COLO project.
It will rewrite some of secondary packet to make
secondary guest's connection established successfully.
Zhang Chen (3):
filter-rewriter: introduce filter-rewriter initialization
filter-rewriter: track connection and parse packet
filter-rew
On 05/31/2016 07:06 PM, Jason Wang wrote:
On 2016年05月31日 16:28, Zhang Chen wrote:
On 05/31/2016 02:16 PM, Jason Wang wrote:
On 2016年05月31日 11:54, Zhang Chen wrote:
On 05/30/2016 11:19 AM, Jason Wang wrote:
On 2016年05月25日 20:50, Zhang Chen wrote:
COLO-compare is a part of COLO
On 06/20/2016 11:03 AM, Jason Wang wrote:
On 2016年06月17日 10:25, Zhang Chen wrote:
Hi~ jason.
I tried a lot of ways to make it run in compare thread, but it not work.
Because that:
void g_main_context_push_thread_default (GMainContext *context);
Acquires context and sets it as the thread
.
Comments form jason.
Signed-off-by: Zhang Chen
Signed-off-by: Jason Wang
---
io/channel.c | 2 +-
qemu-char.c | 6 +++---
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/io/channel.c b/io/channel.c
index 692eb17..cd25677 100644
--- a/io/channel.c
+++ b/io/channel.c
@@ -146,7
On 06/20/2016 04:52 PM, Paolo Bonzini wrote:
On 20/06/2016 10:23, Zhang Chen wrote:
We want to poll and handle chardev in another thread
other than main loop.
Can you explain this better?
For example, we use this in codes:
+qemu_chr_add_handlers(s->chr_sec_in, compare_chr_can_r
On 06/21/2016 12:45 AM, Eric Blake wrote:
On 06/20/2016 02:23 AM, Zhang Chen wrote:
Subject line is too long, missing a 'topic:' prefix, and has a typo
(souce). Suggest:
qemu-char: Fix context for g_source_attach()
OK~~ I will fix it in next version.
We want to poll and hand
On 06/20/2016 08:14 PM, Dr. David Alan Gilbert wrote:
* Jason Wang (jasow...@redhat.com) wrote:
On 2016年06月14日 19:15, Zhang Chen wrote:
We will rewrite tcp packet secondary received and sent.
More verbose please. E.g which fields were rewrote and why.
OK.
Signed-off-by: Zhang Chen
On 06/20/2016 01:24 PM, Jason Wang wrote:
On 2016年06月20日 11:27, Zhang Chen wrote:
On 06/20/2016 11:03 AM, Jason Wang wrote:
On 2016年06月17日 10:25, Zhang Chen wrote:
Hi~ jason.
I tried a lot of ways to make it run in compare thread, but it not
work.
Because that:
void
On 06/22/2016 02:48 PM, Jason Wang wrote:
On 2016年06月22日 14:24, Zhang Chen wrote:
On 06/20/2016 01:24 PM, Jason Wang wrote:
On 2016年06月20日 11:27, Zhang Chen wrote:
On 06/20/2016 11:03 AM, Jason Wang wrote:
On 2016年06月17日 10:25, Zhang Chen wrote:
Hi~ jason.
I tried a lot of ways
.
Comments from jason.
Signed-off-by: Zhang Chen
Signed-off-by: Jason Wang
---
io/channel.c | 2 +-
qemu-char.c | 6 +++---
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/io/channel.c b/io/channel.c
index 692eb17..cd25677 100644
--- a/io/channel.c
+++ b/io/channel.c
@@ -146,7
On 06/22/2016 02:34 PM, Jason Wang wrote:
On 2016年06月22日 11:12, Zhang Chen wrote:
On 06/20/2016 08:14 PM, Dr. David Alan Gilbert wrote:
* Jason Wang (jasow...@redhat.com) wrote:
On 2016年06月14日 19:15, Zhang Chen wrote:
We will rewrite tcp packet secondary received and sent.
More
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/colo-compare.c | 171 +++--
trace-events | 6 ++
2 files changed, 173 insertions(+), 4 deletions(-)
diff --git a/net/colo-compare.c b/net/colo
if packets are same, we send primary packet and drop secondary
packet, otherwise notify COLO do checkpoint.
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/colo-base.c| 1 +
net/colo-base.h| 3 +
net/colo-compare.c | 214
add TCP,UDP,ICMP and other packet comparison
- add trace-event
- add some comments
- other bug fix
- add RFC index
- add usage in patch 1/4
v2:
- add jhash.h
v1:
- initial patch
Zhang Chen (4):
colo-compare: introduce colo compare initialization
colo-compare: track connection
packet | |packet +|packet | |packet +
++ ++++ ++
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
include/qemu/jhash.h | 61
net/Makefile.objs| 1 +
net/colo-base.c
-redirector,id=f1,netdev=hn0,queue=tx,indev=red0
-object filter-redirector,id=f2,netdev=hn0,queue=rx,outdev=red1
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
net/Makefile.objs | 1 +
net/colo-compare.c | 231
On 05/10/2016 10:57 AM, Li Zhijian wrote:
On 05/06/2016 06:56 PM, Zhang Chen wrote:
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
---
include/net/net.h | 8 ++
net/filter-mirror.c | 60
net/net.c
On 05/11/2016 05:01 PM, Jason Wang wrote:
On 2016年05月06日 18:56, Zhang Chen wrote:
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
Looks good, just few nits.
It's better to have a commit log.
OK, I will add this log:
This function is from net/soc
On 05/12/2016 09:11 AM, Jason Wang wrote:
On 2016年05月11日 19:20, Zhang Chen wrote:
On 05/11/2016 05:01 PM, Jason Wang wrote:
On 2016年05月06日 18:56, Zhang Chen wrote:
Signed-off-by: Zhang Chen
Signed-off-by: Li Zhijian
Signed-off-by: Wen Congyang
Looks good, just few nits.
It&#
On 05/09/2016 06:49 PM, Zhang Chen wrote:
+
+s->chr_sec_in = qemu_chr_find(s->sec_indev);
+if (s->chr_sec_in == NULL) {
+error_setg(errp, "Secondary IN Device '%s' not found",
+ s->sec_indev);
+return;
+}
+
+
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