Posts By: jonny

Connecting in to Docker MySQL Instance

Just recording a few of these steps for future reference. Pull the MySQL image from the hub:

Run an instance:

Run a shell on the instance:

Once inside the instance use the MySQL client:

and create a new user:

Quit the MySQL client and exit the instance. From the host… Read more »

Gitlab Bulk Update can_create_group

I had been allowing normal users to create groups within Gitlab but subsequently discovered some confusion among users between groups and projects. Some users had been creating a group with a single project when a project with multiple members was more suitable. A decided to update the Gitlab CE database to amend the users table… Read more »

sssd ldap: No Group Members shown

Openldap group

With several machines configured to use OpenLdap for user and group authentication/permissions I was having the problem that the getent and id commands were not returning all the group information. My groups exist in the Ldap directory with members listed under ‘memberuid’ but when entering:

I was getting:

when I should have been… Read more »

Minecraft Overviewer

Minecraft Overviewer

Just some instructions to remind myself how I got the Minecraft Overviewer working on CentOS.

Now create a config file to tell Overviewer where the assets (texture images etc) are:

Then run Overviewer telling it the location of your config file:

After some time the overviewer map should be created. The… Read more »

Gitlab API Command Line Access

There appears to be a few methods for managing a Gitlab installation from the command line. I liked python-gitlab and I installed it onto Linux Mint/Ubuntu as follows:

After installation I created a config file:

With the content as below but the private_token would need changed for your own server:

The python-gitlab… Read more »

Restoring a Gitlab Bundle

I had an odd request today from a guy who had deleted his GitLab project and his local repos. I had been making backups using:

and sifting through the backups under /var/opt/gitlab/backups/  I extracted the latest tar and under the ./repositories/username directory found some .bundle files for each of his projects. After some piddling about… Read more »

PhidgetBoard with Raspberry Pi and Tripwire

I very luckily got landed with a: Phidgets Board 8/8/8 (1018) Lanbao PR18S-TM10DNO Photoelectric Tripwire Sensor (3525) I wired the Tripwire sensor to the Phidget board as described in the wiring diagram and as shown in the video: I connected the USB cable from the Phidgets Board to the USB port on a Raspberry Pi… Read more »

Batch Auto-Levels on Images

I had a thousand image files the kids had photographed when creating a stop motion video. An ‘auto-levels’ on many of the images was required to brighten them up so at the command line I used the following (with ImageMagick already installed of course):

ImageMagick is impressive – getting through each image in under… Read more »

Customise Yakuake Tabs On Start

Yakuake

I’ve been recommending the slide-down terminal Yakuake to people for some time now and I couldn’t live without it myself. Although I use Cinnamon as a desktop I much prefer Yakuake over Guake and can live with the extra RAM usage of the KDE libraries. When logging in I wanted to have tabs created for… Read more »

Bleeding Edge PHP on CentOS 7

The PHP packages in the base / epel repositories are very conservative. To opt for something more current the REMI repo can be used. Install the remi-release package (info)  first:

This will create the remi specific repo files in the /etc/yum.repo.d directory, specifically:

To install later PHP versions alongside your current PHP version… Read more »