Security

Open a range of ports with iptables

In RedHat/Fedora you can define firewall rules in the file /etc/sysconfig/iptables. By adding this line you open ports in the range 5920-5960 -A RH-Firewall-1-INPUT -p tcp –destination-port 5920:5960 -j ACCEPT

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Linux

Create ISO file with mkisofs

The AUDIO_TS/ and VIDEO_TS/ directories are required by the dvd video standard, and contain all of the menus and video that will be used when you put this dvd into your home dvd player. # mkisofs -dvd-video -udf -o dvd.iso dvd_fs This will create the iso image dvd.iso that you can burn to a real […]

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Scripting

dvd-slideshow

DVD-slideshow is a tool you can use to create a slideshow DVD with images. Create a file that describes the DVD content # dir2slideshow -T -t 5 -c 1 -n slideshow_name bilder/ Transform the content to DVD format # dvd-slideshow -mp2 -p -n “Tina’s 9 mnd” slideshow_name.txt Create the DVD content and a ISO file […]

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Scripting

Script to parse file content from one file to another

This is a PHP script that parse file content from a file and writes this to another config file. #!/usr/bin/php -q < ?php if ($_SERVER[‘argv’][1] == ”) { die(“Usage: ./nagiosparse filename. Sourcefile must be a list with ,\n”); } $strFile = $_SERVER[‘argv’][1]; $arrContents = explode(“\n”, file_get_contents($strFile)); foreach ($arrContents as $strLine) { if(!empty($strLine)) { $arrCells = […]

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