Centrally manage sudoers rules with IPA Part I – Preparation

One of the features of IPA is its facility to centrally manage sudoers rules. This rules can be based on user, group memberships etc. and be constrained to one or more servers. One of the benefits you get is: You are able to define stricter sudoers rules without annoying the users. At the end your systems are more secure and more convenient for the users. Lets start. Preparation Unfortunately, sudoers via LDAP does not just work out of the box, ….Read More

Why journalctl is cool and syslog will survive for another decade

There was a recent discussion going on if Fedora 20 should drop rsyslog and just using systemd journal. A lot of people are afraid of systemd and its journal, this a pity. Well, there are pros and cons about this kind of logging. For System administrators daily use, journalctl is a powerful tool simplifying the hunt for log file entries. On the other hand, there are AFAIK no monitoring tools (yet) that can work with journalctl. Those first need to ….Read More

Creating and managing iSCSI targets

If you want to create and manage iSCSI targets with Fedora or RHEL, you stumble upon tgtd and tgtadm. This tools are easy to use but have some obstacles to take care of. This is a quick guide on how to use tgtd and tgtadm. iSCSI terminology In the iSCSI world, we not taking about server and client, but iSCSI-Targets, which is the server and iSCSI-Initiators which are the clients Install the tool set It is just one package to ….Read More