fix readme

validation/s3-echoer.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+
+TARGET_BUCKET_PREFIX=s3-echoer
+AWS_DEFAULT_REGION=${AWS_DEFAULT_REGION:-ap-northeast-1}
+JOB_TEMPLATE=job-arm.yaml.template
+
+# deploy s3 echoer job into k8s cluster
+timestamp=$(date +%s)
+TARGET_BUCKET=$ROLE_NAME-$timestamp
+
+aws s3api create-bucket \
+          --bucket $TARGET_BUCKET_PREFIX \
+          --create-bucket-configuration LocationConstraint=$AWS_DEFAULT_REGION \
+          --region $AWS_DEFAULT_REGION
+
+sed -e "s/TARGET_BUCKET/${TARGET_BUCKET_PREFIX}/g" ${JOB_TEMPLATE} > s3-echoer-job.yaml
+
+kubectl create -f s3-echoer-job.yaml
+
+echo "The S3 bucket is $TARGET_BUCKET_PREFIX"
+