Using MSI to call another Web/Function App
I see this question come up every so often around how to call another function or web app with MSI that is configured to use the built in Authentication. The steps to setting up the authentication and authorization can be found in steps 1-3 of this previous blog. The UX has since changed so I…
App Service Network Troubleshooting
My basic process behind debugging any sort of networking issue is to reduce the complexity of the issue and walk up the basic network stack. Often times we overlook a basic problem such as DNS resolution issues or the incorrect reference in code that can cause hours, days, or weeks going down a rabbit hole.…
Update ASE Cluster Settings without Azure Resource Explorer
Often customers using App Service Environment want to apply additional security features such as disabling TLS 1.0/1.1 or remove certain ciphers. In Azure Public you can use https://resources.azure.com to perform these actions. If you are working in any non-Azure Commercial clouds the existence of Azure Resource Explorer is not available. Here’s another programmatic method to…
Connecting to App Service’s Kudu endpoint programmatically
I recently worked on a case where a customer wanted to programmatically connect to Kudu. I’m not well versed in XML parsing (which Azure Powershell pulls for the publish profile) so I went the route of using the Azure CLI’s az rest command to pull the JSON publish profile and extracting the username and password.
TomEE with Azure Web Apps
I’m prefacing this that I am by no means a Java Developer or have a desire to become one :). This was a case related to configuring TomEE with Azure web apps. With IIS the httpPlatformHandler dynamically assigns a port to the process its communicating with (PHP, Nodejs, DotnetCore, Java, ect). Because of this the…
PreemptSdk with Application Insights and an App Service
I wasn’t able to find any documentation on this setting so PreemptSdk I figured I’d write a quick post on it. This setting when set to 1 will ignore the SDK that’s added as a NuGet package in the application deployed as an Azure Web App and fall back to the extension that’s built into…
Azure Web App/Function App Authentication and Authorization References
Here’s a dump of authentication related articles and blogs for Authentication and Authorization formerly known as Easy Auth. Note its always good to read through the comments of the blogs and forum post to get helpful tidbits you may have otherwise missed. If you find another article please feel free to leave a comment and…
Load Root Certificate in an ILB ASE
Here’s the steps to upload a certificate to the Root Certificate store on the instance of an ILB ASE. This feature only works for ASEs. Brief overview: Go to an app that needs the cert to be available. Prepare your cert as a cer file (see steps below for more detail with screenshots) Go to…
Troubleshooting App Initialization (IIS Warmup) on Azure Web Apps
Troubleshooting App Init (IIS Warmup) Lately our team has been getting a higher load of issues related to customers trying to utilize the Application Initialization Module. This module is handy feature that allows you to warm your app prior to the application receiving requests to help avoid the dreaded cold-start or slow initial load times…
Gitlab Continuous (CI/CD) with an Azure Web App
Recently I came across a case with helping a customer configure Gitlab with Azure web app using continuous integration. App Services support Git repositories from Bitbucket, Github, and VSTS Git natively but Gitlab requires a bit more manual setup. Referenced these two helpful blogshttps://christianliebel.com/2016/05/auto-deploying-to-azure-app-services-from-gitlab/ https://teerachail.gitbooks.io/the-s-sentials/content/gitlab2appservice.html Go to the Azure portal under your web app ->…
