How to use the command "doctl databases user" (with examples)

The doctl databases user command is used to view details for, and create, database users on DigitalOcean. It provides various subcommands that allow you to retrieve information about users, reset passwords, create new users, and delete existing users. This article will provide examples of the different use cases of the doctl databases user command.

Use case 1: Running a doctl databases user command with an access token

Code:

doctl databases user command --access-token access_token

Motivation: This use case allows you to run the doctl databases user command with an access token. Access tokens are used for authentication and authorization to access DigitalOcean resources. By providing the access token, you can ensure that only authorized users can execute commands related to database users.

Explanation:

• doctl databases user command: This is the base command for managing database users.
• --access-token access_token: This argument specifies the access token to use for authentication.

Example output:

(database user details)

Use case 2: Retrieving details about a database user

Code:

doctl databases user get database_id user_name

Motivation: This use case allows you to retrieve specific details about a database user. It can be useful when you need more information about a particular user, such as their privileges, authentication method, or other relevant details.

Explanation:

• doctl databases user get: This subcommand is used to retrieve details about a specific database user.
• database_id: This argument specifies the ID of the database to which the user belongs.
• user_name: This argument specifies the name of the user for which you want to retrieve details.

Example output:

(database user details)

Use case 3: Retrieving a list of database users for a given database

Code:

doctl databases user list database_id

Motivation: This use case allows you to obtain a list of all the database users associated with a particular database. It can be useful when you want to review the current users who have access to a database or to check if a specific user exists in the database.

Explanation:

• doctl databases user list: This subcommand is used to retrieve a list of database users.
• database_id: This argument specifies the ID of the database for which you want to list the users.

Example output:

(list of database users)

Use case 4: Resetting the auth password for a given user

Code:

doctl databases user reset database_id user_name

Motivation: This use case allows you to reset the authentication password for a specific database user. It can be useful when a user forgets their password or when you want to enforce regular password changes for security reasons.

Explanation:

• doctl databases user reset: This subcommand is used to reset the authentication password for a database user.
• database_id: This argument specifies the ID of the database to which the user belongs.
• user_name: This argument specifies the name of the user for which you want to reset the password.

Example output:

(Auth password reset successfully)

Use case 5: Resetting the MySQL auth plugin for a given user

Code:

doctl databases user reset database_id user_name caching_sha2_password|mysql_native_password

Motivation: This use case allows you to reset the MySQL authentication plugin for a specific database user. It can be useful when you want to switch the authentication method for a user from one plugin to another, depending on your application requirements.

Explanation:

• doctl databases user reset: This subcommand is used to reset the MySQL authentication plugin for a database user.
• database_id: This argument specifies the ID of the database to which the user belongs.
• user_name: This argument specifies the name of the user for which you want to reset the plugin.
• caching_sha2_password|mysql_native_password: This argument specifies the desired MySQL authentication plugin for the user. It can be either caching_sha2_password or mysql_native_password.

Example output:

(MySQL auth plugin reset successfully)

Use case 6: Creating a user in the given database with a given username

Code:

doctl databases user create database_id user_name

Motivation: This use case allows you to create a new database user with a specified username. It can be useful when you need to provide access to a new user or when setting up a new application that requires database access.

Explanation:

• doctl databases user create: This subcommand is used to create a new database user.
• database_id: This argument specifies the ID of the database to which the user should be added.
• user_name: This argument specifies the desired username for the new user.

Example output:

(User created successfully)

Use case 7: Deleting a user from the given database with the given username

Code:

doctl databases user delete database_id user_name

Motivation: This use case allows you to delete a database user with a specified username. It can be useful when you want to revoke access for a user or when removing old or unused user accounts.

Explanation:

• doctl databases user delete: This subcommand is used to delete a database user.
• database_id: This argument specifies the ID of the database from which the user should be deleted.
• user_name: This argument specifies the username of the user to be deleted.

Example output:

(User deleted successfully)

Conclusion:

The doctl databases user command provides a set of powerful subcommands for managing database users on DigitalOcean. With the examples provided in this article, you should now have a better understanding of how to use these subcommands to retrieve user details, reset passwords and authentication plugins, create new users, and delete existing users.