[VTAdmin] RebuildKeyspaceGraph, RemoveKeyspaceCell, NewShard

[notfelineit]

Signed-off-by: notfelineit [email protected]

Description

This PR implements the following "keyspace" actions:

• RebuildKeyspaceGraph
• CreateShard
• RemoveKeyspaceShard

It implements the portion from UI to VTAdmin API, calling the already implemented vtctldclient method.

Rebuild/Remove

Change

Related Issue(s)

• [vtadmin] Rebuild keyspace graph #8739
• [vtadmin] Remove keyspace cell #8736
• [vtadmin] Create a new shard #8740

Checklist

• "Backport me!" label has been added if this change should be backported
• Tests were added or are not required
• Documentation was added or is not required

Deployment Notes

[vitess-bot]

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[deepthi]

I can't review this at a code level, but looks good from UI perspective.

[deepthi]

@notfelineit I just noticed that DCO check is failing. You will need to squash all the commits and add a sign-off.

git commit -a -s

[notfelineit]

@deepthi I followed the instructions here: https://github.com/vitessio/vitess/pull/11249/checks?check_run_id=8457122971 and a bunch of other commits were pulled in 😭

EDIT: I rebased off upstream again to fix the history!