Author Archives: mark
OpenStack Magnum Container Infrastructure – My Tests
Summary of results: While OpenStack deploys all the necessary components to create a working infrastructure the available ‘atomic’ images just do not work. You end up with all the VMs and new private networking required in place, but the OS’s … Continue reading
Is there a future for Docker ?
With Fedora no longer supporting Docker out-of-the-box (kernel changes are needed https://fedoraproject.org/wiki/Common_F31_bugs#Other_software_issues) and RHEL8 no longer supporting Docker (https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html-single/building_running_and_managing_containers/index) one may wonder if Docker itself has a future. The reason RedHat give (in the link above) is that they wish … Continue reading
An update on a couple of old posts
As you may recall I have posted earlier on installing snort as an intrusion detection system (IDS). And also an earlier post on dynamically adding firewall blacklist rules based upon traffic hitting my website based upon apache rewrite rules to … Continue reading
Obtaining ethernet interface statistics under linux
The power surges and power outages hitting titahi bay in the last week adversely affected my main desktops ethernet card, all network connectivity died and th ethernet port status light became red instead of green. Swapped out the network switch … Continue reading
An update on my conversion from Fedora30 to CentOS7; Bugzilla
As mentioned in my earlier post on
Off on a tangent again, WebAssembly
WebAssembly is now has official specifications published by W3C. Highlighted by this article on the register site. WebAssembly is a standard developed by the W3C WebAssembly Working Group. Today all modern browsers (Chrome, Firefox, Safari, Edge, mobile browsers) and Node.js … Continue reading
An alternative to git, fossil a quick review
First a disclaimer, after reviewing fossil I will be remaining with git as my source control system. From a command line perspective it provides no benefits to me over git and while it can sync changes made in fossil to … Continue reading
Using “screen” on Linux
The screen utility is available on most Linux systems, including Fedora, CentOS and RedHat. The history of screen is that it was an essential tool in the old days of dial-up access to servers, terminal sessions running under screen could … Continue reading
Hackers, PCs of infected users, or researchers ?
There is an annoying amount of rubbish traffic to my website and below is a selected (grep’ed) portion of it. The documentation URL logged describes the masscan tool as similar to nmap, its purpose is to find open ports on … Continue reading
Globally changing URLs in WordPress posts
Over the decades my WordPress site has had a few different URLs, and I thought I had managed to keep them all up to date as I changed sites. Using owasp-zap (under Kali) to test my site it did manage … Continue reading