The amount of work that has not been automated bores me to death. Imagine changing your own user password every month (!) on x-hundredth hosts manually for different reasons. Of course, you can script it with an expect script and ssh-keys, but its still not ideal. What if your account is locked on one of …
Sometimes, you wish that SSH would just connect without asking questions. For instance if you are on a trusted net where you do not need to worry about man-in-the-middle attacks. You can realise that wish with the following settings. Onetime setting as commandline argument: $ ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no user@192.168.0.100 Warning: Permanently added ‘192.168.0.100’ …
How to configure your Serviio software to recognise the Sharp AQUOS TV. in the serviio software install directory, there is a directory named “config” with 2 files in it. log4j.xml and profiles.xml step 1) Open the profiles.xml Step 2) paste the “code” block from this post …
Today, My security scanner Lynis informed me that it found an expiring certificate for my cyrus imap server. Oh noes!!!! So I quickly located the following instructions online: openssl req -new -nodes -out req.pem -keyout key.pem openssl rsa -in key.pem -out new.key.pem openssl x509 -in req.pem -out ca-cert -req -signkey new.key.pem -days 999 cp new.key.pem …
After last weekend, the raw hard disk image of the virtual host has been successfully extracted. Now we will use this image, to try and find the PV’s on the disk so that we can extract those and import them back. 1) Look for volumes on the virtual disk [root@hardware /vbox/HDD]# fdisk -l -u virtual.bak.vdi …
Today, my client gave me the task of moving a virtualbox machine to real hardware. VBox specs: 2 Gigabyte ram, 1-CPU, 80 Gig harddisk. Real Hardware: 8 Gigabyte ram, 4-CPU and 1 Terabyte raid5 harddisk. The reasons to move this host to real hardware are performance issues. The hosting machine is an old linux install …
Welcome everyone to my unix pages. Since not everyone who visits knows about my work, let me explain a little bit. I am a unix administrator with 15 years experience in the field. I have administrated tons of different setups, from small to large scales, from a few machines to 1000+ serverparks. I am currently …
