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Configuring SSSD

The System Security Services Daemon (SSSD) is an important tool for system authentication and authorization. In this hands-on lab, we will configure SSSD in order to develop a basic proficiency with SSSD configuration and operation. We will also explore the local SSSD user configuration store.

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Path Info

Clock icon Advanced
Clock icon 1h 0m
Clock icon Nov 05, 2018

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Table of Contents

  1. Challenge

    Install SSSD and the necessary tools.

    Run yum install -y sssd sssd-tools.

  2. Challenge

    Configure SSSD to use the local database and to start UIDs and 2000.

    • Run sudo cp /usr/share/doc/sssd-common-<current version>/sssd-example.conf /etc/sssd/sssd.conf && sudo chmod 0600 /etc/sssd/sssd.conf

    • Add the following configurations to /etc/sssd/sssd.conf: domains = LOCAL [domain/LOCAL] id_provider = local auth_provider = local min_id = 2000

  3. Challenge

    Create the `jsmith` user, the `sis` group, and configure `jsmith` to have `sis` as a supplemental group in the local SSSD database.

    Run the following commands:

    sss_useradd jsmith 
    sss_groupadd sis 
    sss_usermod -a sis jsmith 
  4. Challenge

    Verify the user was created but is not located in `/etc/passwd`.

    • Run grep jsmith /etc/passwd and verify no lines return.
    • Run id jsmith to verify the user exists.

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