*: build etcd-test image for multiarch

[zhlhahaha]

Script for building multi-arch etcd-test image

Signed-off-by: Howard Zhang howard.zhang@arm.com

For etcd to officially support a arm64 platform, CI test is necessary. However, the etcd-test image which is used by CI test is only support amd64. This PR is for building etcd-test image for multiarch platform.

Please read https://github.com/etcd-io/etcd/blob/master/CONTRIBUTING.md#contribution-flow.

[codecov-io]

Codecov Report

Merging #11398 into master will decrease coverage by 0.64%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master   #11398      +/-   ##
==========================================
- Coverage   64.58%   63.93%   -0.65%     
==========================================
  Files         403      403              
  Lines       37969    37969              
==========================================
- Hits        24522    24276     -246     
- Misses      11814    12045     +231     
- Partials     1633     1648      +15

Impacted Files	Coverage Δ
auth/options.go	35% <0%> (-57.5%)	⬇️
pkg/transport/timeout_conn.go	60% <0%> (-20%)	⬇️
client/keys.go	73.86% <0%> (-17.59%)	⬇️
auth/store.go	45.33% <0%> (-17.25%)	⬇️
auth/range_perm_cache.go	45.56% <0%> (-15.19%)	⬇️
clientv3/balancer/utils.go	88.46% <0%> (-11.54%)	⬇️
proxy/grpcproxy/register.go	69.44% <0%> (-11.12%)	⬇️
clientv3/namespace/watch.go	87.87% <0%> (-6.07%)	⬇️
auth/simple_token.go	82.11% <0%> (-4.88%)	⬇️
clientv3/txn.go	95.55% <0%> (-4.45%)	⬇️
... and 18 more

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[zhlhahaha]

@xiang90
As we discussed in #11270, this patch is for build etcd-test image for multi-arch. Can you review it when you have time?

[lubinszARM]

Related issue: #10318
Related checklist: https://github.com/etcd-io/etcd/blob/master/Documentation/op-guide/supported-platform.md#supporting-a-new-system-platform

Hi @heyitsanthony @glevand @spzala @mkumatag @gyuho @xiang90 @jingyih
We want to remove ETCD_UNSUPPORTED_ARCH=arm64, and try to deliver the PR-s according to the checklist to support etcd on Arm64 platform.

So, can anyone help to review the PR?
Thanks.

cc @vielmetti

[lubinszARM]

Related PR: #7714

[lubinszARM]

/assign @heyitsanthony

[stale]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed after 21 days if no further activity occurs. Thank you for your contributions.