Backport of NET 1594 - Snapshot Agent Filename Should Include Consul Version / Datacenter into release/1.16.x

[hc-github-team-consul-core]

Backport

This PR is auto-generated from #18625 to be assessed for backporting due to the inclusion of the label backport/1.16.

🚨

Warning automatic cherry-pick of commits failed. If the first commit failed,
you will see a blank no-op commit below. If at least one commit succeeded, you
will see the cherry-picked commits up to, not including, the commit where
the merge conflict occurred.

The person who merged in the original PR is:
@absolutelightning
This person should manually cherry-pick the original PR into a new backport PR,
and close this one when the manual backport PR is merged in.

merge conflict error: unable to process merge commit: "070a87a90cdbb111d508e112ac8225131d7b474f", automatic backport requires rebase workflow

The below text is copied from the body of the original PR.

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Description

Adds flag -append-filename (which works on values version, dc, node and status) to consul snapshot save command.
Adding the flag -append-filename version,dc,node,status will add consul version, consul datacenter, node name and leader/follower
(status) in the file name given in the snapshot save command before the file extension.

Testing & Reproduction steps

CI
Manual Testing -
make dev
./bin/consul agent -dev

asheshvidyut@asheshvidyut-H2GX766V9T ~/test » ~/consul/bin/consul snapshot save -append-filename node,status,version,dc backup.tgz
Saved and verified snapshot to index 58
asheshvidyut@asheshvidyut-H2GX766V9T ~/test » ls
backup-1.17.0-dc1-asheshvidyut-H2GX766V9T-leader.tgz

Links

PR Checklist

• updated test coverage
• external facing docs updated
• appropriate backport labels added
• not a security concern

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Overview of commits

• 5e1bae5 - 8805feb - 99443a2 - 37155cd - c7971c9 - 2b66e28 - 2c9f48e - 0130674 - 171e0a5 - 070a87a - a581843 - 8d07a0d - 1d23f77 - 45c709c - ed8559c

[github-team-consul-core-pr-approver]

Auto approved Consul Bot automated PR