ASP.NET Core Health Checks

2. Software Engineer
at the YOO
• .NET addicted web developer
• Microsoft MVP
• https://asp.net-hacker.rocks
• Twitter: @sharpcms
• Father of three boys

3. Available next week on Packt and Amazon

4. Topics tonight
• A really small Introduction
• Code… code… code…
• Health endpoint
• Custom Health Checks
• Using Health Check results
• Third Party Health Checks
• Health Check UI

5. Health Checks
• Implementation started in fall 2015
• Publicly available with .NET Core 2.2
• Microsoft.AspNetCore.Diagnostics.HealthChecks
• Community Project:
• AspNetCore.Diagnostics.HealthChecks

6. Why Health Checks?
• Keep your application available
• Notify your users about degraded or unhealthy states
• Partially available APIs or web apps
• Knowing the health state of your application
• Knowing the health of your sub systems
• Control failover and load balancer on Azure
• Control failover and load balancer on Kubernetes

7. Resources
• Demo codes:
• https://github.com/JuergenGutsch/healthchecks-demo
• Docs:
• https://docs.microsoft.com/en-us/aspnet/core/host-
and-deploy/health-checks?view=aspnetcore-5.0
• Community:
• https://github.com/Xabaril/AspNetCore.Diagnostics.He
althChecks

8. Thank you. Ping a on Twitter @sharpcms