.NET Core, what is my OS

Check the operating system .NET Core is running on. Sometimes there are small differences when running on Linux or Windows. Discover your OS without exceptions.

There are a few cases where it is very useful to know the OS your .NET Core application is running on. One of those cases is when you need to set a time zone. Each OS does have its own naming of time zones. You can just try and catch the exception and then retry for another OS, however, if you know the OS, then it is far nicer to do this without exception handling.

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Fixing ARM deployment errors for Linux disk encryption

When running ARM templates to deploy Linux with disk encryption on Azure I encountered a few errors. The errors where coming when I rerun the same template multiple times. In this post I explain the errors and how I fixed them.

Error: … is not a valid versioned Key Vault Secret URL
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Restarting Azure VMs after encrypting the disks

When deploying Azure VMs with disk encryption you have to restart the VM. The disc encrypting part is an async process that finishes after the arm templates are finished. It can take up to and hour before the whole disk is encrypted. To make life easier I made a powershell script that checks the status of the encrypted disks and if the VM needs a restart:
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Deploy a Marketplace Linux VM with disk encryption using ARM templates

Protect your data at rest with disk encryption on Linux VMs and deploying them as Infrastructure as Code.

disk-encryption-vm-on-azure
VM with disk encryption

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