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Linux
27 posts
OpenSSH 6.2.x and LDAP authentication
Since the release of OpenSSH 6.2, two new configuration parameters have been added: AuthorizedKeysCommand AuthorizedKeysCommandUser These parameters allow…
Secure Password Generator in Perl
A secure and very random password generator module written in Perl.It can be used to generate passwords or…
PostgreSQL 9.2 Master – Slave Monitoring
Nagios plugin script written in Bash to check the master-slave replication in PostgreSQL (tested on PostgreSQL 9.2.4) (executed…
Recursive Inotify Daemon
There aren’t many Inotify daemons available that can work recursive and offer a descent flexibility regarding Inotify signals.…
Backup to free Hetzner FTP
If you have a hosting account at Hetzner with free backup space, you can not access this backup…
Check if a NFS share is mounted
Below is a small Perl example how to check for NFS mounted shares on a Linux host. The…
Secure MySQL Backups with GnuPG
One way to secure your MySQL backups, is to encrypt the backup file using PGP/GnuPG. Of course you…
Resize a LVM partition in a Debian VMWare VM
It can happen that a VMWare virtual machine (VM) runs out of space after a certain amount of…
Watch a directory for uploaded files
In some situations, you need to watch a directory for uploaded files and move/process them immediately. Many scripts…
dmesg with human readable timestamps
When you are not using Debian unstable or some kind of Linux distro that hasn’t got the latest…