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run-testing-framework.md

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1. Run testing framework locally

  1. Clone this repo:
git clone git@github.com:aws-observability/aws-otel-test-framework.git
  1. Clone the ADOT Collector repo:
git clone git@github.com:aws-observability/aws-otel-collector.git
  1. Install Terraform: https://learn.hashicorp.com/tutorials/terraform/install-cli

  2. Install Docker compose: https://docs.docker.com/compose/install/

  3. Run one of the test cases:

cd aws-otel-test-framework/terraform/mock
terraform init
terraform apply -var="testcase=../testcases/otlp_mock" 
terraform destroy

What does the test do?

  1. Builds collector image from the directory ../aws-otel-collector
  2. Runs the collector, sample app, and mock server in docker.
  3. Validates if the mock server receives data from collector.

2. Run test cases in AWS platform

In the case that you want to debug for a certain platform, you can also use this testing framework to run your test case locally in multiple AWS platforms including EC2, ECS, and EKS.

2.1 Prerequisite

2.1.0

  • docker installed locally
  • awscli installed locally

2.1.1 Setup your aws credentials

Refer to: https://docs.aws.amazon.com/cli/latest/userguide/cli-configure-files.html

2.1.2 Setup unique bucket ID

First create a unique S3 bucket identifier that will be appened to your S3 bucket names. This will ensure that the S3 bucket name is globally unique. The UUID can be generated with any method of your choosing. See here for S3 bucket naming rules.

export TF_VAR_bucketUUID=$(dd if=/dev/urandom bs=1k count=1k | shasum | cut -b 1-8)

2.1.3 Run Setup

Setup only needs to be run once, it creates:

  1. one iam role
  2. one vpc
  3. one security group
  4. two ecr repos, one for sample apps, one for mocked server
  5. one amazon managed service for prometheus endpoint.
  6. one s3 bucket, one dynamodb table

Run

cd terraform/setup && terraform init && terraform apply -auto-approve

And Run

cd terraform/imagebuild && terraform init && terraform apply -auto-approve

this task will build and push the sample apps and mocked server images to the ecr repos, so that the following test could use them.

Remember, if you have changes on sample apps or the mocked server, you need to rerun this imagebuild task.

Note: imagebuild publishes multi-arch images to ECR that are compatible with linux/amd64 and linux/amr64 architectures.

2.1.4 Share Setup resources (Optional)

Prerequisite:

Advantage:

  • Avoid creating duplicate resources on the same account and having duplicate-resources error when running test case such as VPC.
  • Sharing up-to-date resource with other developers instead of creating required resources from scratch.
cd aws-otel-test-framework/terraform/setup 
terraform init
terraform apply

2.1.5 Build AES Otel Collector Docker Image

Please build your image with the new component, push this image to dockerhub, and record the image link, which will be used in your testing.

2.1.6 Documentation

2.2 Run in EC2

cd terraform/ec2 && terraform init && terraform apply -auto-approve \
    -var="aoc_image_repo={{the docker image repo name you just pushed}}" \
    -var="aoc_version={{the aoc binary version}}" \
    -var="testcase=../testcases/{{your test case folder name}}" \
    -var-file="../testcases/{{your test case folder name}}/parameters.tfvars"

Don't forget to clean up your resources:

terraform destroy -auto-approve

2.3 Run in ECS

cd terraform/ecs && terraform init && terraform apply -auto-approve \
    -var="aoc_image_repo={{the docker image repo name you just pushed}}" \
    -var="aoc_version={{ the docker image tag name}}" \
    -var="testcase=../testcases/{{your test case folder name}}" \
    -var-file="../testcases/{{your test case folder name}}/parameters.tfvars"

Don't forget to clean up your resources:

terraform destroy -auto-approve

2.4 Run in EKS

Prerequisite: you are required to create an EKS cluster in your account

cd terraform/eks && terraform init && terraform apply -auto-approve \
    -var="aoc_image_repo={{the docker image you just pushed}}" \
    -var="aoc_version={{ the docker image tag name}}" \
    -var="testcase=../testcases/{{your test case folder name}}" \
    -var-file="../testcases/{{your test case folder name}}/parameters.tfvars" \
    -var="eks_cluster_name={{the eks cluster name in your account}}" 

Don't forget to clean up your resources:

terraform destroy -auto-approve \
    -var="eks_cluster_name={the eks cluster name in your account}"

2.4.1 Run in EKS Fargate

Create a new fargate cluster (optional in integ test account required in person account)

cd terraform/eks_fargate_setup && terraform apply -auto-approve -var="eks_cluster_name=<your_cluster>"

How to run fargate tests

Add -var="deployment_type=fargate" to the eks creation statement Supported tests

  • otlp_mock

Not supported tests

  • otlp_trace
    • This is because no sts role given to the sample app.

Test

cd terraform/eks && terraform apply -auto-approve \
  -var="aoc_image_repo={{the docker image you just pushed}}" \
  -var="aoc_version={{ the docker image tag name}}" \
  -var="testcase=../testcases/{{your test case folder name}}" \
  -var-file="../testcases/{{your test case folder name}}/parameters.tfvars" \
  -var="eks_cluster_name={{the eks cluster name in your account}}" \
  -var="deployment_type=fargate"

Don't forget to clean up your resources:

terraform destroy -auto-approve \
    -var="eks_cluster_name={{the eks cluster name in your account}}" \
    -var="deployment_type=fargate"

2.5 Run in soaking

Prerequisite: you are required to build aotutil for checking patch status

make build-aotutil

2.5.1 Run in soaking test

cd terraform/soaking && terraform init && terraform apply -auto-approve \
    -var="testing_ami={{ami need to test with such as soaking_window}}" \
    -var="aoc_image_repo={{the docker image you just pushed}}" \
    -var="aoc_version={{ the docker image tag name}}" \
    -var="testcase=../testcases/{{your test case folder name}}" \
    -var-file="../testcases/{{your test case folder name}}/parameters.tfvars" \

Don't forget to clean up your resources:

terraform destroy -auto-approve

2.5.2 Run in negative soaking test

cd terraform/soaking && terraform init && terraform apply -auto-approve \
    -var="negative_soaking=true" \
    -var="testing_ami={{ami need to test with such as soaking_window}}" \
    -var="aoc_image_repo={{the docker image you just pushed}}" \
    -var="aoc_version={{ the docker image tag name}}" \
    -var="testcase=../testcases/{{your test case folder name}}" \
    -var-file="../testcases/{{your test case folder name}}/parameters.tfvars" \

Don't forget to clean up your resources:

terraform destroy -auto-approve

2.6 Run in canary

cd terraform/canary && terraform init && terraform apply -auto-approve \
    -var="aoc_image_repo={{the docker image you just pushed}}" \
    -var="aoc_version={{ the docker image tag name}}" \
    -var="testcase=../testcases/{{your test case folder name}}" \
    -var-file="../testcases/{{your test case folder name}}/parameters.tfvars"

Don't forget to clean up your resources:

terraform destroy -auto-approve

2.7 Run batch tests

Batch testing allows a set of tests to be run synchronously. To do this, a test-case-batch file is required in the ./terraform directory. The format of the test-case-batch file is as such.

serviceName1 testCase1 additionalValues1
serviceName2 testCase2 additionalValues2
serviceName3 testCase3 additionalValues3
serviceNameN testCaseN additionalValuesN

The values for these fields are as follows serviceName: EKS, EKS_ARM64, EKS_FARGATE, EKS_ADOT_OPERATOR, EKS_ADOT_OPERATOR_ARM_64, ECS, EC2 testCase: Must be an applicable test case in the terraform/testcases directory additionalValues: For EC2 tests it is expected that the testing_ami value is provided. For ECS tests the launch_type variable is expected. For EKS-arm64 tests it is expected that a pipe delimited string of region|clustername|amp_endoint is provided.

It is also expected thatTF_VAR_aoc_version and TF_VAR_aoc_image_repo are set to valid values pointing to a Collector image and repository to utilize. Default aoc_image_repo values can be utilized but the TF_VAR_aoc_version must be specified.

To execute the test run

make exectute-batch-test

To clean up the successful test run cache

make postBatchClean

##3. Optional add-on ####3.1. Upload test case's terraform state to s3 bucket Prerequisite: you are required to run the test case before uploading any terraform state to s3 Advantage: Record what resources were created by test case and back-up in destroying those resources when terraform destroy failed.

cd terraform/add_on/remote_state && terraform init && terraform apply \
   -var="testcase=../../testcases/{{your test case folder name}}" \
   -var="testing_id={{test case unique id}}" \
   -var="folder_name={{folder name when uploading to s3}} \
   -var="platform={{platform running (ec2, ecs, eks, canary,...)"\