[WIP] CORTX-30726: Generate Machine-id for all Nodes from FQDN/any string coming from solution(cluster.yaml)

[tanujashinde0405]

Problem Statement

Objectives

Anything that provisioner does must be transparent to the component, i.e. components should not have to change anything. ID treatment must be same for all Pods / containers. No special treatment for Server or Data Pods. Minimise the amount of business logic around machine-id in k8s code. How this can be done.

Provisioner will generate /etc/cortx/machine-id CORTX image will have link from /etc/machine-id -> /etc/cortx/machine-id

Design

• For Bug, Describe the fix here.
• For Feature, Post the link for design

Coding

Checklist for Author

• [x] Coding conventions are followed and code is consistent

Testing

Checklist for Author

• [ ] Unit and System Tests are added
• [x] Test Cases cover Happy Path, Non-Happy Path and Scalability
• [x] Testing was performed with RPM

Impact Analysis

Checklist for Author/Reviewer/GateKeeper

• [ ] Interface change (if any) are documented
• [x] Side effects on other features (deployment/upgrade)
• [x] Dependencies on other component(s)

Review Checklist

Checklist for Author

• [x] JIRA number/GitHub Issue added to PR
• [x] PR is self reviewed
• [x] Jira and state/status is updated and JIRA is updated with PR link
• [x] Check if the description is clear and explained

Documentation

Checklist for Author

• [ ] Changes done to WIKI / Confluence page / Quick Start Guide

[kailashyadav11]

Please run the unit tests related to the change and add new testcases if needed.

[tanujashinde0405]

Please run the unit tests related to the change and add new test cases if needed.

Ran the tests, and everything is working, no new test cases are required. Samples files under the test folder were outdated, I have updated them as well as updated readme.md.