The ramblings of a computer geek
Infrastructure as Code (IaC) is a useful way to maintain the configuration of your infrastructure components. It provides a way that you can store your infrastructure or application’s configuration in a versioned location and then coupled with CI/CD brings you the benefits of being able to enforce gatekeeping on any changes to the configuration, automate […]
More...When building a new VMware ESXi host or when troubleshooting any storage issues, it can be quite laborious to test each possible path, especially when you have multiple storage arrays. The script below makes this easy, just add the HPE Nimble Storage iSCSI Discovery IP Address(es) and then the iSCSI Storage Port IP Addresses as […]
More...I’ll assume you have your AWS CLI configured so you are able to login to an AWS account. If you need any help on this see: https://geekmungus.co.uk/?p=1167. Here’s a bit of a cheat sheet on how to use AWS S3 via the CLI. Listing Buckets Upload One File Upload the file called “myfile.txt” into the […]
More...When you are trying to login to AWS using the CLI tool, you may find that the window opens a tab in the wrong browser, to get around this you can apply a “–no-browser” at the end of the sso login command, for example: Now instead of opening a browser automatically, you’ll get the code […]
More...When working with Git repositories on the Linux command line, it can often be helpful to see the branch on which you are using at the command prompt, rather than having to identify the branch via a command like “git branch”. To install it just run: Then logout and back in again to reload your […]
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Here’s a simple run through, let’s say you have a Git Repository (repo) that you want to clone to a development machine, in this case the machine is running Ubuntu Linux 22.0.4.2 LTS. A good way to authenticate with Git is with an SSH key, which is a public private key pair that can be […]
More...If you start a Gatsby development server using “gatsby develop” it will by default only listen on the localhost (127.0.0.1), but what if your development server is remote. In that case all you need to do is start the development server as follows: Now when started you’ll see something like:
More...You’ll use DNS all day everyday, but did you know there are two different forms of DNS query, recursive and iterative. Understanding how these work ensures that you understand how clients will be using your DNS server(s) and what access they might need to external DNS servers and therefore how that would affect things like […]
More...A standard AWS CloudFront distribution is set to automatically serve the index.html file of a website when a client requests the root of the site, e.g. https://www.geekmungus.co.uk and does not specify any specific file or file within a sub-directory. However in certain instances your clients may request a page as follows e.g: https://www.geekmungus.co.uk/studies within which an index.html […]
More...Here’s a quick one, if you need to show a logon message to all users as they logon to a Terminal Server, for example to alert them to maintenance upcoming, there are a number of ways to do this, but this approach is a simple one. You would just add the a “Logon” script by […]
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