Pegasi Wiki

This wiki acts as a memo for our own work so why not share them? Feel free to browse and use out notes and leave a note while at it.

Small tips along the way

These tips and howtos are quick notes mostly on how to get something up and running. All of these are tested and documented on site but if you find something wrong or something to improve please leave a comment and let your voice be heard.

Please be aware that most of the documents require knowledge on several aspects of IT so be careful to do you background research before doing this stuff. Especially security is vital to keep in check when doing these or you will end up with uninvited guests.


Create and manage Office 365 mailusers with Powershell

How to create Office 365 mailusers with multiple proxyAddresses, how to modify and disable them from command line using Microsoft Powershell.


Clustered Shibboleth IDP V3 federated installation

Step by step guide on how to install clustered / HA Shibboleth IDP V3 to your federation using two nodes and Postgres replication.


Shibboleth SP V3 installation

Step by step guide on how to install Shibboleth IDP V3 to a federation or with a single IDP.


Install / refresh .desktop files in Linux

You want to make your new program visible when you press super/windows key and start typing it? You've got a new myapp.desktop and you want it in your start menus? A quick reminder on how to do it.


Install OpenSUSE Leap 42.3 with Nvidia 1070 in UEFI mode

OpenSUSE will not install with NVidia 1070 card (in UEFI mode) without special attention. Here is how to do it.


Install VIM plugins

How to install and enable excellent Vim-Plug plugin manager and as an example how to install Apache Velocity template syntax plugin to Vim.


How to sync contacts and calendar from Zimbra to Sailfish OS

How to sync your contacts and calendar from Zimbra email server using Sailfish OS / Jolla built in CalDAV and CardDav connectors.


How to keep SSH connections alive

SSH connection closes after a period of inactivity? A super quick tip to prevent this.


NetIQ iManager Apache ajp proxying on CentOS 7

Quick and dirty: a conf file to proxy iManager or other Tomcat web application with ajp.


Bash completion support to your script (Perl example)

A simple example on how to make Bash tab key completion with your script without any extra libraries. Example made with perl but is doable with any script / programming language.


How up upgrade Owncloud after several major release skips

Time went by and you forgot to say yum update? Owncloud has skipped major versions and you cannot find the previous releases in EPEL or other package repositories? Don't worry been there done that. Click to see how to manually upgrade Owncloud through multiple major versions ending up with the version your repository provides.


How to do a clean install of OS X El Capitan from usb stick

How to do a clean install of OS X El Capitan to you MacBook or Mac workstation from a USB drive - that maybe formatted with other os and OS X cannot even recognize.


How to migrate from RHEL 6 to CentOS 6

How to migrate a RedHat Enterprise Linux 6.5 to CentOS 6.5. To make it nicer the RHEL subscription is expired and it has been left stuck to version 6.5.


Deploying commercial wildcard certificates to Zimbra 8

How to apply and deploy commercial wildcard certs to Zimbra.


Backup and quick restore of MySQL database

MySQL restore is slow and needs different backup options to enable faster restore.


How to install virtual guest from console

How to install virtual guest from Linux console with virt-install.


NetIQ eDirectory installation on CentOS 7

How to install eDirectory on CentOS 7.


How to mount and repair a virtual guest image

Something I always have to look up even when it is supposed to be evident. I guess there's a bit too much at stake :-)


Amdgpu accelerated driver in OpenSUSE Tumbleweed

Tested and confirmed working. Check out the overview here.


Persistent source / policy based routing

How to make persistent source routing (policy based routing) with iproute2 so that your rules and routes are effective after reboots.


CentOS 7 LDAP authentication

How to make your CentOS 7 authenticate and query LDAP.


Super easy Sailfish install on Nexus 5

The simplest and most straightforward way to get SailfishOS to your Google Nexus 5.


Enable Virsh / KVM / Qemu text console

How to enable text console on your virtual guest in RHEL7 / CentOS7. This will enable boot messages and shell access without the GUI client.


Install Citrix Receiver to OpenSuSe Tumbleweed x86_64

How to install Citrix Receiver (ICA Client) to OpenSuSe Tumbleweed x86_64, step by step quide.


Super Quick: change your resolution with xrandr

This is as simple as it gets. How to change your xorg / x11 screen resolution from command line with xrandr.


Pacemaker cluster in 10 minutes

How to get your Centos 6 boxes do high availability Apache clustering in a libvirt KVM environment - with fencing - lightning fast!


NetIQ eDirectory database problems and stuck obituaries

How to deal with stuck obituaries and severe problems with your eDirectory Flaim database. Quick document.


Deploying RapidSSL certificates to Zimbra 8

How to apply and deploy RapidSSL certs to Zimbra using openssl and custom server DNS name.


Jolla / SailfishOS GNUPG2 missing pinentry

Jolla and apparently SailfishOS has a very useful GNPG2 library but it lacks pinentry binary which renders it almost unusable (to my knowledge). Here is a Jolla compiled version of the pinentry.

Update: added support for Sailfish OS 2


Install zypper package management to Jolla Mobile

Jolla Mobile has rpm packages available in the repository but we need a good way to get our hands on them. Jolla's Sailfish OS version does not seem to come with yum, zypper or equivalent preinstalled so let's just grab one from Mer public repository and gain access to the packages.


Linux md boot multiple disks

We have a software raid system in Linux but a conventional file system for /boot and we want to make it bootable from every disk.


Linux md replace a disk

One server first drive sda had come to it's end and had to be replaced. Here is how it is done.


Gluster filesystem steps

Download, install and make a working Gluster filesystem share in CentOS 6.2.


KVM performance tuning

KVM tuning tips.


CentOS 6 LDAP authentication

How to make your CentOS 6 authenticate and query LDAP.


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