13.8. Locking Down User Logout and User Switching

1. Create the /etc/dconf/profile/user profile which contains the following lines:

   user-db:user
   system-db:local

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   local is the name of a dconf database.
2. Create the directory /etc/dconf/db/local.d/ if it does not already exist.
3. Create the key file /etc/dconf/db/local.d/00-logout to provide information for the local database:

   [org/gnome/desktop/lockdown]
   # Prevent the user from user switching
   disable-log-out=true
   

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4. Override the user's setting and prevent the user from changing it in /etc/dconf/db/local.d/locks/lockdown:

   # Lock this key to disable user logout
   /org/gnome/desktop/lockdown/disable-log-out
   

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5. Update the system databases:

   # dconf update

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6. Users must log out and back in again before the system-wide settings take effect.

Procedure 13.8. Prevent the User form Switching to a Different User Account

1. Create the /etc/dconf/profile/user profile which contains the following lines:

   user-db:user
   system-db:local

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   local is the name of a dconf database.
2. Create the directory /etc/dconf/db/local.d/ if it does not already exist.
3. Create the key file /etc/dconf/db/local.d/00-user-switching to provide information for the local database:

   [org/gnome/desktop/lockdown]
   # Prevent the user from user switching
   disable-user-switching=true
   

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4. Override the user's setting and prevent the user from changing it in /etc/dconf/db/local.d/locks/lockdown:

   # Lock this key to disable user switching
   /org/gnome/desktop/lockdown/disable-user-switching
   

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5. Update the system databases:

   # dconf update

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6. Users must log out and back in again before the system-wide settings take effect.