Generic Hashing Algorithm HLD#1501
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liat-grozovik merged 2 commits intosonic-net:masterfrom Nov 20, 2023
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Signed-off-by: Nazarii Hnydyn <[email protected]>
Signed-off-by: Nazarii Hnydyn <[email protected]>
nazariig
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bingwang-ms,
liat-grozovik,
prsunny,
rlhui and
volodymyrsamotiy
prvattem
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Oct 26, 2023
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sallylsy
reviewed
Oct 26, 2023
This was referenced Nov 2, 2023
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@venkatmahalingam @sallylsy any further inputs? if not, can you please approve it from your end? test plan is in progress and should be available soon. still should not hold from this code to get into 202311 but only should reflect the maturity flag. |
kcudnik
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Nov 16, 2023
Signed-off-by: Nazarii Hnydyn [email protected] HLD: sonic-net/SONiC#1501
Collaborator
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@zhangyanzhao has no additional feedback from the team I wish to merge this HLD and move forward with the rest of the PR. |
sallylsy
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Nov 19, 2023
venkatmahalingam
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Nov 20, 2023
liat-grozovik
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liat-grozovik
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Nov 20, 2023
prsunny
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Nov 30, 2023
* [hash]: Add ECMP/LAG hash algorithm to OA. * Implement as defined in sonic-net/SONiC#1501
qiluo-msft
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Dec 1, 2023
**HLD:** sonic-net/SONiC#1501 #### What I did * Implemented CLI for Generic Hash feature #### How I did it * Integrated Generic Hash interface into `config` and `show` CLI root #### How to verify it * Run Generic Hash CLI UTs #### Previous command output (if the output of a command-line utility has changed) ``` root@sonic:/home/admin# show switch-hash global ECMP HASH LAG HASH ----------------- ----------------- DST_MAC DST_MAC SRC_MAC SRC_MAC ETHERTYPE ETHERTYPE IP_PROTOCOL IP_PROTOCOL DST_IP DST_IP SRC_IP SRC_IP L4_DST_PORT L4_DST_PORT L4_SRC_PORT L4_SRC_PORT INNER_DST_MAC INNER_DST_MAC INNER_SRC_MAC INNER_SRC_MAC INNER_ETHERTYPE INNER_ETHERTYPE INNER_IP_PROTOCOL INNER_IP_PROTOCOL INNER_DST_IP INNER_DST_IP INNER_SRC_IP INNER_SRC_IP INNER_L4_DST_PORT INNER_L4_DST_PORT INNER_L4_SRC_PORT INNER_L4_SRC_PORT ``` #### New command output (if the output of a command-line utility has changed) ``` root@sonic:/home/admin# show switch-hash global +--------+-------------------------------------+ | Hash | Configuration | +========+=====================================+ | ECMP | +-------------------+-------------+ | | | | Hash Field | Algorithm | | | | |-------------------+-------------| | | | | DST_MAC | CRC | | | | | SRC_MAC | | | | | | ETHERTYPE | | | | | | IP_PROTOCOL | | | | | | DST_IP | | | | | | SRC_IP | | | | | | L4_DST_PORT | | | | | | L4_SRC_PORT | | | | | | INNER_DST_MAC | | | | | | INNER_SRC_MAC | | | | | | INNER_ETHERTYPE | | | | | | INNER_IP_PROTOCOL | | | | | | INNER_DST_IP | | | | | | INNER_SRC_IP | | | | | | INNER_L4_DST_PORT | | | | | | INNER_L4_SRC_PORT | | | | | +-------------------+-------------+ | +--------+-------------------------------------+ | LAG | +-------------------+-------------+ | | | | Hash Field | Algorithm | | | | |-------------------+-------------| | | | | DST_MAC | CRC | | | | | SRC_MAC | | | | | | ETHERTYPE | | | | | | IP_PROTOCOL | | | | | | DST_IP | | | | | | SRC_IP | | | | | | L4_DST_PORT | | | | | | L4_SRC_PORT | | | | | | INNER_DST_MAC | | | | | | INNER_SRC_MAC | | | | | | INNER_ETHERTYPE | | | | | | INNER_IP_PROTOCOL | | | | | | INNER_DST_IP | | | | | | INNER_SRC_IP | | | | | | INNER_L4_DST_PORT | | | | | | INNER_L4_SRC_PORT | | | | | +-------------------+-------------+ | +--------+-------------------------------------+ ```
yxieca
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Dec 14, 2023
**HLD:** sonic-net/SONiC#1501 #### What I did * Implemented CLI for Generic Hash feature #### How I did it * Integrated Generic Hash interface into `config` and `show` CLI root #### How to verify it * Run Generic Hash CLI UTs #### Previous command output (if the output of a command-line utility has changed) ``` root@sonic:/home/admin# show switch-hash global ECMP HASH LAG HASH ----------------- ----------------- DST_MAC DST_MAC SRC_MAC SRC_MAC ETHERTYPE ETHERTYPE IP_PROTOCOL IP_PROTOCOL DST_IP DST_IP SRC_IP SRC_IP L4_DST_PORT L4_DST_PORT L4_SRC_PORT L4_SRC_PORT INNER_DST_MAC INNER_DST_MAC INNER_SRC_MAC INNER_SRC_MAC INNER_ETHERTYPE INNER_ETHERTYPE INNER_IP_PROTOCOL INNER_IP_PROTOCOL INNER_DST_IP INNER_DST_IP INNER_SRC_IP INNER_SRC_IP INNER_L4_DST_PORT INNER_L4_DST_PORT INNER_L4_SRC_PORT INNER_L4_SRC_PORT ``` #### New command output (if the output of a command-line utility has changed) ``` root@sonic:/home/admin# show switch-hash global +--------+-------------------------------------+ | Hash | Configuration | +========+=====================================+ | ECMP | +-------------------+-------------+ | | | | Hash Field | Algorithm | | | | |-------------------+-------------| | | | | DST_MAC | CRC | | | | | SRC_MAC | | | | | | ETHERTYPE | | | | | | IP_PROTOCOL | | | | | | DST_IP | | | | | | SRC_IP | | | | | | L4_DST_PORT | | | | | | L4_SRC_PORT | | | | | | INNER_DST_MAC | | | | | | INNER_SRC_MAC | | | | | | INNER_ETHERTYPE | | | | | | INNER_IP_PROTOCOL | | | | | | INNER_DST_IP | | | | | | INNER_SRC_IP | | | | | | INNER_L4_DST_PORT | | | | | | INNER_L4_SRC_PORT | | | | | +-------------------+-------------+ | +--------+-------------------------------------+ | LAG | +-------------------+-------------+ | | | | Hash Field | Algorithm | | | | |-------------------+-------------| | | | | DST_MAC | CRC | | | | | SRC_MAC | | | | | | ETHERTYPE | | | | | | IP_PROTOCOL | | | | | | DST_IP | | | | | | SRC_IP | | | | | | L4_DST_PORT | | | | | | L4_SRC_PORT | | | | | | INNER_DST_MAC | | | | | | INNER_SRC_MAC | | | | | | INNER_ETHERTYPE | | | | | | INNER_IP_PROTOCOL | | | | | | INNER_DST_IP | | | | | | INNER_SRC_IP | | | | | | INNER_L4_DST_PORT | | | | | | INNER_L4_SRC_PORT | | | | | +-------------------+-------------+ | +--------+-------------------------------------+ ```
nmoray
pushed a commit
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Jun 25, 2025
**HLD:** sonic-net/SONiC#1501 #### What I did * Implemented CLI for Generic Hash feature #### How I did it * Integrated Generic Hash interface into `config` and `show` CLI root #### How to verify it * Run Generic Hash CLI UTs #### Previous command output (if the output of a command-line utility has changed) ``` root@sonic:/home/admin# show switch-hash global ECMP HASH LAG HASH ----------------- ----------------- DST_MAC DST_MAC SRC_MAC SRC_MAC ETHERTYPE ETHERTYPE IP_PROTOCOL IP_PROTOCOL DST_IP DST_IP SRC_IP SRC_IP L4_DST_PORT L4_DST_PORT L4_SRC_PORT L4_SRC_PORT INNER_DST_MAC INNER_DST_MAC INNER_SRC_MAC INNER_SRC_MAC INNER_ETHERTYPE INNER_ETHERTYPE INNER_IP_PROTOCOL INNER_IP_PROTOCOL INNER_DST_IP INNER_DST_IP INNER_SRC_IP INNER_SRC_IP INNER_L4_DST_PORT INNER_L4_DST_PORT INNER_L4_SRC_PORT INNER_L4_SRC_PORT ``` #### New command output (if the output of a command-line utility has changed) ``` root@sonic:/home/admin# show switch-hash global +--------+-------------------------------------+ | Hash | Configuration | +========+=====================================+ | ECMP | +-------------------+-------------+ | | | | Hash Field | Algorithm | | | | |-------------------+-------------| | | | | DST_MAC | CRC | | | | | SRC_MAC | | | | | | ETHERTYPE | | | | | | IP_PROTOCOL | | | | | | DST_IP | | | | | | SRC_IP | | | | | | L4_DST_PORT | | | | | | L4_SRC_PORT | | | | | | INNER_DST_MAC | | | | | | INNER_SRC_MAC | | | | | | INNER_ETHERTYPE | | | | | | INNER_IP_PROTOCOL | | | | | | INNER_DST_IP | | | | | | INNER_SRC_IP | | | | | | INNER_L4_DST_PORT | | | | | | INNER_L4_SRC_PORT | | | | | +-------------------+-------------+ | +--------+-------------------------------------+ | LAG | +-------------------+-------------+ | | | | Hash Field | Algorithm | | | | |-------------------+-------------| | | | | DST_MAC | CRC | | | | | SRC_MAC | | | | | | ETHERTYPE | | | | | | IP_PROTOCOL | | | | | | DST_IP | | | | | | SRC_IP | | | | | | L4_DST_PORT | | | | | | L4_SRC_PORT | | | | | | INNER_DST_MAC | | | | | | INNER_SRC_MAC | | | | | | INNER_ETHERTYPE | | | | | | INNER_IP_PROTOCOL | | | | | | INNER_DST_IP | | | | | | INNER_SRC_IP | | | | | | INNER_L4_DST_PORT | | | | | | INNER_L4_SRC_PORT | | | | | +-------------------+-------------+ | +--------+-------------------------------------+ ```
Janetxxx
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Nov 10, 2025
* [hash]: Add ECMP/LAG hash algorithm to OA. * Implement as defined in sonic-net/SONiC#1501
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This document provides general information about Generic Hash implementation in SONiC
This scope of this HLD is:
In scope:
ECMP/LAG switch hash configuration
ECMP/LAG switch hash algorithm configuration
Out of scope:
ECMP/LAG switch hash seed configuration