[.NET] Custom Metrics E2E Test #482
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This PR adds custom metrics to the existing sample app to verify public documentation is correct and functionality continues to work as changes happen in the future (Regression testing). Specifically for OpenTelemetry metrics using the CloudWatch Agent.
The changes made in this PR are:
2 New imports to AppContoller.cs and dependencies to Startup.cs/asp_frontend_service.csproj(sample app's frontend service for the 'main' instance and the dependency installer)
Global meter, and gauge/histogram/counter added to AppContoller.cs from OTEL SDK Metrics page
Update to environment variables in main.tf
Update to jobs & env sections in dotnet-ec2-default-test
Update to Cloudwatch agent config to include otlp ports
New Validator file to call updated predefined template file
Update to PredefinedExpectedTemplate to include new mustache file
New mustache file for validation of custom metrics
Git revert back to last passing CSHA: 82e7075
<Can we safely revert this commit if needed? If not, detail what must be done to safely revert and why it is needed.>
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test.ymlfile withname: Testand workflow description to test your changes, then remove the file for your PR. Link your test run in your PR description. This process is a short term solution while we work on creating a staging environment for testing.NOTE: TESTS RUNNING ON A SINGLE EKS CLUSTER CANNOT BE RUN IN PARALLEL. See the needs keyword to run tests in succession.
e2e-playgroundin us-east-1 and eu-central-2e2e-playgroundin us-east-1 and eu-central-2e2e-playgroundin us-east-1 and eu-central-2By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.