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Message-ID: <8731d793-b1b9-483c-b983-4629bfa66625@huawei.com>
Date: Fri, 16 Sep 2022 09:59:06 +0800
From: shaozhengchao <shaozhengchao@...wei.com>
To: Victor Nogueira <victor@...atatu.com>, <netdev@...r.kernel.org>,
<bpf@...r.kernel.org>, <linux-kselftest@...r.kernel.org>,
<jhs@...atatu.com>, <xiyou.wangcong@...il.com>, <jiri@...nulli.us>,
<davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>,
<pabeni@...hat.com>, <shuah@...nel.org>
CC: <ast@...nel.org>, <daniel@...earbox.net>, <andrii@...nel.org>,
<martin.lau@...ux.dev>, <song@...nel.org>, <yhs@...com>,
<john.fastabend@...il.com>, <kpsingh@...nel.org>, <sdf@...gle.com>,
<haoluo@...gle.com>, <jolsa@...nel.org>, <weiyongjun1@...wei.com>,
<yuehaibing@...wei.com>
Subject: Re: [PATCH net-next,v3 0/9] refactor duplicate codes in the tc cls
walk function
On 2022/9/16 0:00, Victor Nogueira wrote:
> On 15/09/2022 03:30, Zhengchao Shao wrote:
>> The walk implementation of most tc cls modules is basically the same.
>> That is, the values of count and skip are checked first. If count is
>> greater than or equal to skip, the registered fn function is executed.
>> Otherwise, increase the value of count. So the code can be refactored.
>> Then use helper function to replace the code of each cls module in
>> alphabetical order.
>>
>> The walk function is invoked during dump. Therefore, test cases related
>> to the tdc filter need to be added.
>>
>> Last, thanks to Jamal and Victor for their review.
>>
>> Add test cases locally and perform the test. The test results are listed
>> below:
>>
>> ./tdc.py -e 0811
>> ok 1 0811 - Add multiple basic filter with cmp ematch u8/link layer and
>> default action and dump them
>>
>> ./tdc.py -e 5129
>> ok 1 5129 - List basic filters
>>
>> ./tdc.py -c bpf-filter
>> ok 1 23c3 - Add cBPF filter with valid bytecode
>> ok 2 1563 - Add cBPF filter with invalid bytecode
>> ok 3 2334 - Add eBPF filter with valid object-file
>> ok 4 2373 - Add eBPF filter with invalid object-file
>> ok 5 4423 - Replace cBPF bytecode
>> ok 6 5122 - Delete cBPF filter
>> ok 7 e0a9 - List cBPF filters
>>
>> ./tdc.py -c cgroup
>> ok 1 6273 - Add cgroup filter with cmp ematch u8/link layer and drop
>> action
>> ok 2 4721 - Add cgroup filter with cmp ematch u8/link layer with trans
>> flag and pass action
>> ok 3 d392 - Add cgroup filter with cmp ematch u16/link layer and pipe
>> action
>> ok 4 0234 - Add cgroup filter with cmp ematch u32/link layer and miltiple
>> actions
>> ok 5 8499 - Add cgroup filter with cmp ematch u8/network layer and pass
>> action
>> ok 6 b273 - Add cgroup filter with cmp ematch u8/network layer with trans
>> flag and drop action
>> ok 7 1934 - Add cgroup filter with cmp ematch u16/network layer and pipe
>> action
>> ok 8 2733 - Add cgroup filter with cmp ematch u32/network layer and
>> miltiple actions
>> ok 9 3271 - Add cgroup filter with NOT cmp ematch rule and pass action
>> ok 10 2362 - Add cgroup filter with two ANDed cmp ematch rules and single
>> action
>> ok 11 9993 - Add cgroup filter with two ORed cmp ematch rules and single
>> action
>> ok 12 2331 - Add cgroup filter with two ANDed cmp ematch rules and one
>> ORed ematch rule and single action
>> ok 13 3645 - Add cgroup filter with two ANDed cmp ematch rules and one
>> NOT ORed ematch rule and single action
>> ok 14 b124 - Add cgroup filter with u32 ematch u8/zero offset and drop
>> action
>> ok 15 7381 - Add cgroup filter with u32 ematch u8/zero offset and invalid
>> value >0xFF
>> ok 16 2231 - Add cgroup filter with u32 ematch u8/positive offset and
>> drop action
>> ok 17 1882 - Add cgroup filter with u32 ematch u8/invalid mask >0xFF
>> ok 18 1237 - Add cgroup filter with u32 ematch u8/missing offset
>> ok 19 3812 - Add cgroup filter with u32 ematch u8/missing AT keyword
>> ok 20 1112 - Add cgroup filter with u32 ematch u8/missing value
>> ok 21 3241 - Add cgroup filter with u32 ematch u8/non-numeric value
>> ok 22 e231 - Add cgroup filter with u32 ematch u8/non-numeric mask
>> ok 23 4652 - Add cgroup filter with u32 ematch u8/negative offset and
>> pass action
>> ok 24 1331 - Add cgroup filter with u32 ematch u16/zero offset and pipe
>> action
>> ok 25 e354 - Add cgroup filter with u32 ematch u16/zero offset and
>> invalid value >0xFFFF
>> ok 26 3538 - Add cgroup filter with u32 ematch u16/positive offset and
>> drop action
>> ok 27 4576 - Add cgroup filter with u32 ematch u16/invalid mask >0xFFFF
>> ok 28 b842 - Add cgroup filter with u32 ematch u16/missing offset
>> ok 29 c924 - Add cgroup filter with u32 ematch u16/missing AT keyword
>> ok 30 cc93 - Add cgroup filter with u32 ematch u16/missing value
>> ok 31 123c - Add cgroup filter with u32 ematch u16/non-numeric value
>> ok 32 3675 - Add cgroup filter with u32 ematch u16/non-numeric mask
>> ok 33 1123 - Add cgroup filter with u32 ematch u16/negative offset and
>> drop action
>> ok 34 4234 - Add cgroup filter with u32 ematch u16/nexthdr+ offset and
>> pass action
>> ok 35 e912 - Add cgroup filter with u32 ematch u32/zero offset and pipe
>> action
>> ok 36 1435 - Add cgroup filter with u32 ematch u32/positive offset and
>> drop action
>> ok 37 1282 - Add cgroup filter with u32 ematch u32/missing offset
>> ok 38 6456 - Add cgroup filter with u32 ematch u32/missing AT keyword
>> ok 39 4231 - Add cgroup filter with u32 ematch u32/missing value
>> ok 40 2131 - Add cgroup filter with u32 ematch u32/non-numeric value
>> ok 41 f125 - Add cgroup filter with u32 ematch u32/non-numeric mask
>> ok 42 4316 - Add cgroup filter with u32 ematch u32/negative offset and
>> drop action
>> ok 43 23ae - Add cgroup filter with u32 ematch u32/nexthdr+ offset and
>> pipe action
>> ok 44 23a1 - Add cgroup filter with canid ematch and single SFF
>> ok 45 324f - Add cgroup filter with canid ematch and single SFF with mask
>> ok 46 2576 - Add cgroup filter with canid ematch and multiple SFF
>> ok 47 4839 - Add cgroup filter with canid ematch and multiple SFF with
>> masks
>> ok 48 6713 - Add cgroup filter with canid ematch and single EFF
>> ok 49 4572 - Add cgroup filter with canid ematch and single EFF with mask
>> ok 50 8031 - Add cgroup filter with canid ematch and multiple EFF
>> ok 51 ab9d - Add cgroup filter with canid ematch and multiple EFF with
>> masks
>> ok 52 5349 - Add cgroup filter with canid ematch and a combination of
>> SFF/EFF
>> ok 53 c934 - Add cgroup filter with canid ematch and a combination of
>> SFF/EFF with masks
>> ok 54 4319 - Replace cgroup filter with diffferent match
>> ok 55 4636 - Detele cgroup filter
>>
>> ./tdc.py -c flow
>> ok 1 5294 - Add flow filter with map key and ops
>> ok 2 3514 - Add flow filter with map key or ops
>> ok 3 7534 - Add flow filter with map key xor ops
>> ok 4 4524 - Add flow filter with map key rshift ops
>> ok 5 0230 - Add flow filter with map key addend ops
>> ok 6 2344 - Add flow filter with src map key
>> ok 7 9304 - Add flow filter with proto map key
>> ok 8 9038 - Add flow filter with proto-src map key
>> ok 9 2a03 - Add flow filter with proto-dst map key
>> ok 10 a073 - Add flow filter with iif map key
>> ok 11 3b20 - Add flow filter with priority map key
>> ok 12 8945 - Add flow filter with mark map key
>> ok 13 c034 - Add flow filter with nfct map key
>> ok 14 0205 - Add flow filter with nfct-src map key
>> ok 15 5315 - Add flow filter with nfct-src map key
>> ok 16 7849 - Add flow filter with nfct-proto-src map key
>> ok 17 9902 - Add flow filter with nfct-proto-dst map key
>> ok 18 6742 - Add flow filter with rt-classid map key
>> ok 19 5432 - Add flow filter with sk-uid map key
>> ok 20 4234 - Add flow filter with sk-gid map key
>> ok 21 4522 - Add flow filter with vlan-tag map key
>> ok 22 4253 - Add flow filter with rxhash map key
>> ok 23 4452 - Add flow filter with hash key list
>> ok 24 4341 - Add flow filter with muliple ops
>> ok 25 4392 - List flow filters
>> ok 26 4322 - Change flow filter with map key num
>> ok 27 2320 - Replace flow filter with map key num
>> ok 28 3213 - Delete flow filter with map key num
>>
>> ./tdc.py -c route
>> ok 1 e122 - Add route filter with from and to tag
>> ok 2 6573 - Add route filter with fromif and to tag
>> ok 3 1362 - Add route filter with to flag and reclassify action
>> ok 4 4720 - Add route filter with from flag and continue actions
>> ok 5 2812 - Add route filter with form tag and pipe action
>> ok 6 7994 - Add route filter with miltiple actions
>> ok 7 4312 - List route filters
>> ok 8 2634 - Delete route filter with pipe action
>>
>> ./tdc.py -c rsvp
>> ok 1 2141 - Add rsvp filter with tcp proto and specific IP address
>> ok 2 5267 - Add rsvp filter with udp proto and specific IP address
>> ok 3 2819 - Add rsvp filter with src ip and src port
>> ok 4 c967 - Add rsvp filter with tunnelid and continue action
>> ok 5 5463 - Add rsvp filter with tunnel and pipe action
>> ok 6 2332 - Add rsvp filter with miltiple actions
>> ok 7 8879 - Add rsvp filter with tunnel and skp flag
>> ok 8 8261 - List rsvp filters
>> ok 9 8989 - Delete rsvp filter
>>
>> ./tdc.py -c tcindex
>> ok 1 8293 - Add tcindex filter with default action
>> ok 2 7281 - Add tcindex filter with hash size and pass action
>> ok 3 b294 - Add tcindex filter with mask shift and reclassify action
>> ok 4 0532 - Add tcindex filter with pass_on and continue actions
>> ok 5 d473 - Add tcindex filter with pipe action
>> ok 6 2940 - Add tcindex filter with miltiple actions
>> ok 7 1893 - List tcindex filters
>> ok 8 2041 - Change tcindex filter with pass action
>> ok 9 9203 - Replace tcindex filter with pass action
>> ok 10 7957 - Delete tcindex filter with drop action
>>
>> ---
>> v3: Modify the test case format alignment
>> v2: rectify spelling error; The category name bpf in filters file
>> is renamed to bpf-filter
>> ---
>>
>> Zhengchao Shao (9):
>> net/sched: cls_api: add helper for tc cls walker stats updating
>> net/sched: use tc_cls_stats_update() in filter
>> selftests/tc-testings: add selftests for bpf filter
>> selftests/tc-testings: add selftests for cgroup filter
>> selftests/tc-testings: add selftests for flow filter
>> selftests/tc-testings: add selftests for route filter
>> selftests/tc-testings: add selftests for rsvp filter
>> selftests/tc-testings: add selftests for tcindex filter
>> selftests/tc-testings: add list case for basic filter
>>
>> include/net/pkt_cls.h | 13 +
>> net/sched/cls_basic.c | 9 +-
>> net/sched/cls_bpf.c | 8 +-
>> net/sched/cls_flow.c | 8 +-
>> net/sched/cls_fw.c | 9 +-
>> net/sched/cls_route.c | 9 +-
>> net/sched/cls_rsvp.h | 9 +-
>> net/sched/cls_tcindex.c | 18 +-
>> net/sched/cls_u32.c | 20 +-
>> .../tc-testing/tc-tests/filters/basic.json | 47 +
>> .../tc-testing/tc-tests/filters/bpf.json | 171 +++
>> .../tc-testing/tc-tests/filters/cgroup.json | 1236 +++++++++++++++++
>> .../tc-testing/tc-tests/filters/flow.json | 623 +++++++++
>> .../tc-testing/tc-tests/filters/route.json | 181 +++
>> .../tc-testing/tc-tests/filters/rsvp.json | 203 +++
>> .../tc-testing/tc-tests/filters/tcindex.json | 227 +++
>> 16 files changed, 2716 insertions(+), 75 deletions(-)
>> create mode 100644
>> tools/testing/selftests/tc-testing/tc-tests/filters/bpf.json
>> create mode 100644
>> tools/testing/selftests/tc-testing/tc-tests/filters/cgroup.json
>> create mode 100644
>> tools/testing/selftests/tc-testing/tc-tests/filters/flow.json
>> create mode 100644
>> tools/testing/selftests/tc-testing/tc-tests/filters/route.json
>> create mode 100644
>> tools/testing/selftests/tc-testing/tc-tests/filters/rsvp.json
>> create mode 100644
>> tools/testing/selftests/tc-testing/tc-tests/filters/tcindex.json
>
> Sorry for the nit-picking, but you're still using tabs in some places.
> More precisely, in the bpf, cgroup, flow and route tests.
Hi Victor:
Thank you for your review. I will send V4
Zhengchao Shao
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