Getting around with systemd, we’ll create a service to send emails every time ArchLinux VM restarts. As a bonus, email message will be configured to show a public IP address of the box. Continue reading
Author Archives: Lisenet
Find and Remove All Non-Empty Directories with Windows Command Prompt
It so happened that one of my test applications started to generate loads (>50) of tmpxyz folders with some temp data inside and failed to remove them afterwards. Continue reading
Install WiKID Strong Authentication Community Server 3.5.0 on Ubuntu 13.10 Saucy Salamander
In brief, the WiKID Strong Authentication System is a two-factor authentication system, which uses asymmetric encryption instead of the usual shared-secret architecture. Continue reading
Backup All Route53 Hosted Zones and Put on S3 with Debian
Backing up Route53 records and storing them on S3 with Debian. Continue reading
Process Text Streams Using Sed on Linux
Yet another stream editor cheatsheet. Continue reading
Simple Python Script to Start and Stop Amazon AWS Instances
Managing AWS instances from a Linux CLI with Python2.7. Continue reading
My Linux Bash Script to Upload Encrypted MySQL Backups to Remote FTPS Server
The script dumps the pre-defined MySQL database, encrypts it with ccrypt and uploads to a remote FTP server via secure TLS connection. Continue reading
Fix “Host key verification failed” Error When Launching Jenkins Slave via SSH
We’re using Jenkins v1.549 with a newly added Linux node. Continue reading
Delete a Linux Software Raid Array
We have a single /dev/md0 raid1 array that is no longer needed. Continue reading
Set up Linux Software RAID10 to Store MySQL Data Files and Databases
We’ll be setting up a Linux software RAID10 and re-configuring MySQL to use it for data files and databases. Continue reading