The ramblings of a computer geek
Let’s say you have a certificate bundle in PKCS12 format, where you have the Private Key, the Public Key (Certificate Signed by a CA) and the Chain, and you need to break it down into its individual files for use within an application or the like. You can achieve this with the following set of … Read more
If you’re like me you probably have some home projects or CPD (Continuing Professional Development) on the go. Microsoft VSCode has the concept of Workspaces, so in my case I have a workspace for Personal projects and a workspace for Work projects. But it would be nice to be able to just start Microsoft VSCode … Read more
We had a need to upload a large volume of data to AWS S3, obviously we want this to upload as fast as possible, we choose to use the AWS S3 Sync tool; however to get the most performance out of it, you need to perform some tweaks to the configuration. Although you can make … Read more
Here’s a quick example configuration. I’m assuming you already have the AWS CLI packages installed, but if you need to use SSO to login to your AWS Organisation/Account, you can use the following example. AWS CLI Configuration File The AWS configuration file that should be located in: ~/.aws/config, with the contents such as: So let’s … Read more
Postman is a great tool for testing and using APIs, in this article, I’ll show how you can use a Global Variable within Postman to store a value for reuse in other requests. I’m using an HPE Nimble Storage (Alletra Storage) array as a example for illustrating this. The API requires that you login using … Read more
Sometimes it can be useful to generate some files, so you can watch activity, I created this script for this use-case when performing storage updates, I can run this to generate some activity which is made visible to the screen so you can see if and when either expected or unexpected pauses take place. Its … Read more
You can quickly create an Ansible Directory structure using something like the following example. In my example the Ansible directory is just within my Home Directory, I then have a directory called “Plays” where the Ansible Play files are stored and another one called “Roles” where the roles are stored. If say we wanted to … Read more
Following on from a previous article https://geekmungus.co.uk/?p=4510 we now investigate some more into using Ansible for configuration management and installations. As something we can use as an example, we’re going to setup a simple Bind DNS server, which we can use to explore how to manage the installation of Bind and it’s configuration within Ansible. … Read more
Although there are other ways to do it, here is a quick way to tree list directories and files:
Although SSH is preferred, if you want to use Git’s credential helper here’s two simple options, note you’ll probably not want to use the Credentials Helper method, because it stores the credentials in a plain-text file, albeit in your home directory, but still. Using the Credentials Helper, you won’t have to re-enter your username and … Read more