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Support announcing routes from LT2 to FT2#18325

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bingwang-ms merged 1 commit intosonic-net:masterfrom
bingwang-ms:support_announcing_route_ft2
May 14, 2025
Merged

Support announcing routes from LT2 to FT2#18325
bingwang-ms merged 1 commit intosonic-net:masterfrom
bingwang-ms:support_announcing_route_ft2

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@bingwang-ms bingwang-ms commented May 10, 2025 •
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Description of PR

Summary:
This PR adds support for announcing routes from LT2 to FT2.

  • LT2 announces default route to FT2
  • The total number of routes on FT2 is 16K IPv4 + 16K IPv6

Type of change

  • Bug fix
  • Testbed and Framework(new/improvement)
  • New Test case
    • Skipped for non-supported platforms
  • Test case improvement

Back port request

  • 202012
  • 202205
  • 202305
  • 202311
  • 202405
  • 202411

Approach

What is the motivation for this PR?

This PR is to add support for announcing routes from LT2 to FT2.

How did you do it?

Update announce_routes script.

How did you verify/test it?

The change is verified by running announce-routes with command ./testbed-cli.sh announce-routes testbed_name password.txt.

=============================================================================== 
Configure exabgp processes for IPv4 on PTF ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 18.65s
configure exabgp processes for IPv6 on PTF ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 18.47s
Announce routes ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 13.50s
Verify that exabgp processes for IPv4 are started --------------------------------------------------------------------------------------------------------------------------------------------------------------------- 10.38s
Verify that exabgp processes for IPv6 are started --------------------------------------------------------------------------------------------------------------------------------------------------------------------- 10.06s
Add ptf host ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 1.17s
Configure exabgpv4 group ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 0.94s
Add exabgpv4 supervisor config and start related processes ------------------------------------------------------------------------------------------------------------------------------------------------------------- 0.70s
Configure exabgpv6 group ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 0.55s
Add exabgpv6 supervisor config and start related processes ------------------------------------------------------------------------------------------------------------------------------------------------------------- 0.50s
Load topo variables ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 0.21s
Get VMs information ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 0.13s
set_fact --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 0.12s
set_fact --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 0.10s
Gather exabgp v4 programs ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 0.08s
Gather exabgp v6 programs ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 0.08s
include_tasks ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 0.07s
Set default exabgp_action ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 0.06s
Set ptf host ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 0.05s
Check that topo is a known topology ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ 0.05s
done

Any platform specific information?

No.

Supported testbed topology if it's a new test case?

Not a new test.

Documentation

@mssonicbld
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mssonicbld commented May 10, 2025

/azp run

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azure-pipelines bot commented May 10, 2025

Azure Pipelines successfully started running 1 pipeline(s).

@bingwang-ms
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bingwang-ms commented May 10, 2025

@arlakshm Can you help review? Thanks

@bingwang-ms bingwang-ms merged commit 4b486a4 into sonic-net:master May 14, 2025
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@bingwang-ms bingwang-ms mentioned this pull request May 14, 2025
Merged
bingwang-ms added a commit to Azure/sonic-mgmt.msft that referenced this pull request May 14, 2025
@bingwang-ms
Support announcing routes from LT2 to FT2 (#270)
4a10388 
Cherry-pick PR sonic-net/sonic-mgmt#18325
opcoder0 pushed a commit to opcoder0/sonic-mgmt that referenced this pull request Dec 8, 2025
@bingwang-ms
Support announcing routes from LT2 to FT2 (sonic-net#18325)
bede9bd 
Signed-off-by: opcoder0 <110003254+opcoder0@users.noreply.github.com>
AharonMalkin pushed a commit to AharonMalkin/sonic-mgmt that referenced this pull request Dec 16, 2025
@bingwang-ms @AharonMalkin
Support announcing routes from LT2 to FT2 (sonic-net#18325)
faada52 
Signed-off-by: Aharon Malkin <amalkin@nvidia.com>
gshemesh2 pushed a commit to gshemesh2/sonic-mgmt that referenced this pull request Dec 21, 2025
@bingwang-ms @gshemesh2
Support announcing routes from LT2 to FT2 (sonic-net#18325)
6247129 
Signed-off-by: Guy Shemesh <gshemesh@nvidia.com>
gshemesh2 pushed a commit to gshemesh2/sonic-mgmt that referenced this pull request Jan 26, 2026
@bingwang-ms @gshemesh2
Support announcing routes from LT2 to FT2 (sonic-net#18325)
db39f08 
Signed-off-by: Guy Shemesh <gshemesh@nvidia.com>
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