Migrating from CentOS7 to RHEL7

There are various reasons why to migrate from CentOS to RHEL. Quicker access to bugfixes and new minor releases as well as having a fully commercially supported system. There are different tutorial on the net how to migrate from RHEL to CentOS but almost no information about the other way round. It is quite simple and at the end of the day you have only Red Hat Packages installed. In 2012 I wrote an article about Migrating from CentOS6 to ….Read More

Using (Free)IPA ID-Views with LDAP for your legacy servers

Having pain with user authentication on your old legacy Unix servers? Here comes the solution: ID-Views via LDAP. If you need to preserve UID/GID or other stuff like shell on some legacy servers but want to have the benefits of a centrally managed identity management, then ID-Views is the answer. Since legacy servers usually do not have SSSD on board, such as traditional Unix Systems, you can also use LDAP to authenticate such users. Use cases You have different users ….Read More

Integrate IPA in your Web application i.e. WordPress

Tired of log in to your favorite Web application? Integrate it with IPA, kerberize it! This blog post will guide you trough the kerberization of WordPress running on RHEL7 or Fedora. The magic is done by mod_intercept_form_submit and mod_auth_gssapi Assumptions You have a running IPA or FreeIPA infrastructure Your Kerberos REALM is EXAMPLE.COM The hostname where your WordPress instance is running is wptest.example.com WordPress is installed in /var/www/html and ready to run You are using a Linux Workstation with Kerberos, ….Read More