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FusionInsight HD 6.5.0 Administrator Guide 02

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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
Changing the Password for a System User

Changing the Password for a System User

Changing the Password for User admin

Scenario

The user admin is the system administrator account of FusionInsight Manager, periodically change the password for user admin to improve system security.

Procedure
  1. Log in to FusionInsight Manager.

    Log in to the system as user admin.

  2. Move the cursor to Hello, admin in the upper right corner of the page.

    In the displayed menu, click Change Password.

  3. Set Old Password, New Password, and Confirm Password, and click OK.

    The password complexity requirements are as follows by default:

    • The password ranges from 8 to 64 characters.
    • The password must contain at least four types of the following: lowercase letters, uppercase letters, digits, spaces, and special characters which can only be ~`!?,.:;-_'(){}[]/<>@#$%^&*+|\=.
    • The password cannot be the same as the username or reverse username.
    • The password cannot be the same as the password that used in latest N times. N indicates the value of Repetition Rule in Password Policy Configuration.

Changing the Password for an OS User

Scenario

During FusionInsight Manager installation, the system automatically creates user omm and ommdba on each node in the cluster. Periodically change the login passwords of the OS users omm and ommdba of the FusionInsight HD node to improve the system O&M security.

The passwords of users omm and ommdba of the nodes can be different.

Prerequisites
  • Obtain the IP address of the node where the passwords of users omm and ommdba are to be changed.
  • You need to obtain the password of user omm before modifying user omm. You need to obtain the password of user root before modifying user ommdba.
Change the password of user omm
  1. Use PuTTY to log in to the active management node as user omm.
  2. Run the following command to change the user password:

    passwd

    RedHat system displays the following information:

    Changing password for user omm.   
    Changing password for omm.   
    (current) UNIX password:

  3. Enter the current password of user omm and then enter a new password. The policy for changing the password of an OS user varies according to the OS that is actually used.

    New password:   
    Retype new password:

Change the password of user ommdba
  1. Use PuTTY to log in to the active management node as user root.
  2. Run the following command to change the user password:

    passwd ommdba

    RedHat system displays the following information:

    Changing password for user ommdba.
    New password:

  3. Enter a new password. The policy for changing the password of an OS user varies according to the OS that is actually used.

    Retype New Password:
    Password changed.

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Updated: 2019-05-17

Document ID: EDOC1100074522

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