(Fabio Alessandro Locati|Fale)'s blog
May 17, 2023
Until a few months ago, the only option to start containers from Systemd was to create a Systemd unit which called podman (or docker) with the run sub-command. Podman was also providing podman generate systemd to easily create such Systemd file. This has now changed. From version 4.4 of Podman, in addition to the mentioned method, it is possible to use Quadlet to simplify the execution of containers from Systemd.
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February 27, 2023
Last week, I completed the Red Hat EX188 exam, which allowed me to become Red Hat Certified Specialist in Containers. I think that Red Hat has been able to improve the quality of its exams over time. Newer exams tend to have better explanations of the required tasks. It could also be that this feeling is partially due to my increasing familiarity with those kinds of exercises. This exam is very new; in fact, I believe it was released at the beginning of the year, and this is by far the more user-friendly Red Hat exam I’ve ever done.
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February 24, 2023
A few weeks ago, I was doing a security check on one of my machines to ensure that everything was secure when I noticed that there were some ports open that I was surprised to find out. The way I discovered those ports was by checking some ports with netcat (nc -zv IP_ADDRESS PORT). I was expecting those ports to be closed, and I got surprised when netcat claimed to be able to connect to them.
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