Entries Tagged with ‘Ubuntu’

For this part of my comparison series “Cfengine 3 vs. Puppet” I upgraded my Linux Mint 12 to 13 and switched to Puppet 3.0.2. If you download and try my little code snippets I recommend to use at least Puppet 2.7.14 since this version is able to run the official apt module from Puppetlabs. While […]

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Today I had more time to have a closer look at Cfengine 3. Since I am still using Cfengine 2 at work due to a company policy, I would like to gain more knowledge about the latest version of the configuration management tool in my spare time. One day I am hopefully able to port […]

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In one of my previous blog posts I wrote about a very simple package management solution with Cfengine 3. Of course installing new packages is only one tiny part of really “managing” packages. But even this little step could fail if the according sources.list file is not correct. So todays’s part of the Cfengine 3 […]

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For some strange reason I still have the motivation to look at the “new” Cfengine 3. While I covered editing files and checking for running services in the last posts, I will try to do some very basic package management with Cfengine 3 today. Writing the script body common control { version => "1.0"; inputs […]

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Every system admin normally wants to be in full control of his box. One part of the “full control”-thing is to monitor your Linux system. You usually want to know what happens right now and how it affects the system. There are tools like iotop, cbm, htop, top, vmstat and so on, but none of […]

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When you buy the Acer Aspire One netbook in a shop it is usually equipped with a Windows XP, which drains too much power from the battery and often causes lags. I decided to install the Ubuntu distribution EasyPeasy, which still drains much power from the battery, but still is better than XP in my […]

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Some of you might have read my little tutorial about how to use Google Skipfish for web vulnerability scanning. While I was fascinated by the efficiency and speed of this application, I started to use it more often. Although manual testing can’t be replaced by a machine, web vulnerability scanners are still a helping hand. During […]

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