HDDS-11590. Use JSON to pass config for docker #7672
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What changes were proposed in this pull request?
Instead of using env vars with non-compliant names we will use variables with JSON describing all necessary configuration files.
Please describe your PR in detail:
In this PR proposed to change our approach on describing cluster configuration for our Docker images.
Right now we are using a lot of environment variables with non-compliant names. Which in turn sometimes leads to situations where all our Docker infrastructure is not working thanks to changes on the Docker side.
Instead it is better to describe configurations using JSON format.
In the first implementation it is just a straight replacement of many env vars with one containing JSON. However later we can move all configurations into separate JSON files so we can have better control on what actually resides in all these configuration properties.
Changes are backward compatible with the old format.
What is the link to the Apache JIRA
https://issues.apache.org/jira/browse/HDDS-11590
How was this patch tested?
Patch tested using CI