- Bike-packing preparation
Due to covid-19, we are all currently in lock-down.
- Rsyslog configured to monitor journald /run/systemd/journal/syslog socket
Rsyslog (aka syslog) can pull in logs from journald, via the socket (using imuxsock module) or a specific module that taps in to a socket that journald runs (imjournal) with very little config.
- SELinux Users, Roles, and Types
SELinux contexts follow the SELinux user:role:type:level syntax.
- SELinux Permissions
SELinux (Security Enhanced Linux) is a linux kernel security module that provides a mechanism for supporting access control policies.
- Setting Filesystem ACLs on Linux
ACLs are a method for defining access to files and directories on a system.
- How to Create Virtual Machines With Qemu
This post outlines the steps needed to create a qemu environment within a machine and install virtual machines in that environment.
- Terraform and Loops - creating multiple resources
Terraform is a great tool for creating infrastructure.
- Ruby Arrays
Ruby has extensive coverage for arrays (sometimes called lists if you are coming from a Python background).
- Case Statements in Ruby - Learning Ruby 3
If you are coming from using python, then you will be used to using a lot of if...elif...else statements to catch conditions in variables.
- Strings in Ruby - Learning Ruby 2
Ruby has great string support. This post summarises the functions that are available.