infra: add PR buildspec (#1642)

* add notebook instance buildspec

Author: ajaykarpur

buildspec-notebook-instance.yml

@@ -0,0 +1,32 @@
+version: 0.2
+
+env:
+  variables:
+    INSTANCE_TYPE: 'ml.c4.8xlarge'
+    REGION: 'us-west-2'
+
+phases:
+  pre_build:
+    commands:
+      - PR_NUM=$(echo $CODEBUILD_SOURCE_VERSION | grep -o '[0-9]\+')
+      - NOTEBOOKS="$(pr-notebook-filenames --pr $PR_NUM)"
+
+  build:
+    commands:
+      - echo "testing $NOTEBOOKS"
+
+      - set -euo pipefail
+
+      - aws s3 cp s3://sagemaker-mead-cli/mead-nb-test.tar.gz mead-nb-test.tar.gz
+      - tar -xzf mead-nb-test.tar.gz
+      - export JAVA_HOME=$(get-java-home)
+      - echo "set JAVA_HOME=$JAVA_HOME"
+      - export SAGEMAKER_ROLE_ARN=$(aws iam list-roles --output text --query "Roles[?RoleName == 'SageMakerRole'].Arn")
+      - echo "set SAGEMAKER_ROLE_ARN=$SAGEMAKER_ROLE_ARN"
+
+      - |
+        ./runtime/bin/mead-run-nb-test \
+        --instance-type $INSTANCE_TYPE \
+        --region $REGION \
+        --notebook-instance-role-arn $SAGEMAKER_ROLE_ARN \
+        ($NOTEBOOKS)