[Improvement-17551][Security] Support encrypt metadata database password

[Mrhs121]

Purpose of the pull request

close #17551

Brief change log

Allow metadata password to be configured in the form of ciphertext in the application.yaml file

Verify this pull request

This pull request is code cleanup without any test coverage.

I'll add the ut later

Pull Request Notice

Pull Request Notice

If your pull request contains incompatible change, you should also add it to docs/docs/en/guide/upgrade/incompatible.md

[Mrhs121]

First, use the newly added encrypt-password.sh script to obtain the encrypted ciphertext and key, such as:

and then configure them in application.yaml.

[SbloodyS]

At present, most open source projects write passwords in configuration files in plaintext. And each company will have its own customized encryption method, which is not universal. So I think we don't need this.

[Mrhs121]

At present, most open source projects write passwords in configuration files in plaintext. And each company will have its own customized encryption method, which is not universal. So I think we don't need this.

I saw in the wechat group that several community users had put forward this demand. Coincidentally, our company also had this demand, so that's why I did it

[SbloodyS]

I saw in the wechat group that several community users had put forward this demand. Coincidentally, our company also had this demand, so that's why I did it

This is not the way to discuss in the apache open source community.