Category: FreeBSD Unix

FreeBSD: Current Version port upgrade fails with “portsnap extract” bug

If you use the current “head” Version (Release 12) of FreeBSD with a svn updated /usr/src path you could run into errors after updating the OS via buildworld from sources. There’s a bug ahead Revision “r314099” at the “portsnap” lib that will stop on extracting the ports.tgz to /usr/ports! Solution: Pull again sources to /usr/src with $svn update /usr/src $make buildworld $make buildkernel $make installkernel $reboot $mergemaster -p $make installworld $mergemaster -FiU $reboot $portsnap fetch update #again.. to update ports tree $portupgrade -a $reboot This should work now, the failed portsnap extract function was a known bug. If you dont […]

Security: Webserver HTTPS with Self Signed Certificate Do it yourself in 5 Minutes!!

Today the Point of Security and encrypted Webserver Communication is rolling over every User who hosts own Websites on the Internet. Last decades HTTPS was only used by Online Login Pages like Shops and Banks to verify the Communication between a User PC and the Website. But after January 2015 the most Search Engines like google decides to force index of Websites with HTTPS Protocol. The Background is that a TLS encrypted Connection isn’t easy to track and to force “drive-by-load-Viruses” to the Website Visitors. But a lot of Webmasters of the Opensource Community were angry about this handling. Thats […]

Raspberry Pi: Howto build a Local Network Monitor for Intrusion Logging Watchdog

Today the count of network devices at home networks grows up weekly, cause more and more home devices like freezers, coffee engines, dishwasher and more got builtin wifi interfaces. To have a Control Unit you can use a raspberry pi2 as cheap Network Monitor Logger. The Raspian by default offers builtin free tools, like arp, arp-scan, nmap, ping to easy monitor a network. If you have learned some commands and the bash scripting you can fast create a Network Logger, perhaps with analyse tools to mail alerts if new “MAC” NIC Adresses are seen. Every network device uses a owned […]

Owncloud: Howto harden owncloud access with a ssh tunnel and squid

If you want to use a private secure owncloud (WebDAV Space Server) as Backup for all your devices you can harden the access thru a openssh Login with key auth and a squid as relay. Install apache2, php5, mysql-Server, openssh, squid3 config Apache2 to listen on https://localhost:443 setup squid3  and config the Proxy to listen only on localhost:3128 install owncloud to /var/WWW with forced “https” settings at the config.php create ssh-keys to auth with password protected key to the SSH Server If done, you can access the private Backup-Server via a Terminal/ Putty with the Tunneling Options $ssh -L 3128:localhost:3128 username@owncloudserver.home Open your Browser on your […]

Oneye: Cloud Office Solution

If you are looking for a Cloud based Office Solution you should take a closer look on the Open Source Software “oneye” (commercial version of eyeos) All you need is a cloud served or home hosted LAP Webserver (Linux/Unix, Apache, PHP5 Server) NO Database required! Source: http://oneye-project.org/ Advantages? + Weboffice with Word, Excel, Mail Client POP+IMAP, Spreadsheet + Internal Message System for User Chat INTERNAL ONLY + FTP UP/DOWNLOAD, PHP UP/DOWNLOAD + Desktop on Server Hardware possible with Raid, and full Backups! (possible nightly cron job folder to tar) + Reachable Office over Internet without any Apps installed! Every Browser Supported! […]