#!/bin/bash

echo "Region $AWS_REGION"

echo "Queue $SQS_QUEUE_URL"

echo "Bucket $AWS_BUCKET"

# 1. CONFIGURE AWS CLI

aws configure set aws_access_key_id $AWS_ACCESS_KEY_ID

aws configure set aws_secret_access_key $AWS_SECRET_ACCESS_KEY

aws configure set default.region $AWS_REGION

MY_INSTANCE_ID=$(curl http://169.254.169.254/latest/meta-data/instance-id)

echo "Instance ID $MY_INSTANCE_ID"

OWNER_ID=$(aws ec2 describe-instances --instance-ids $MY_INSTANCE_ID --output text --query 'Reservations[0].[OwnerId]')

aws ec2 create-tags --resources $MY_INSTANCE_ID --tags Key=Name,Value=${APP_NAME}Worker

VOL_0_ID=$(aws ec2 describe-instance-attribute --instance-id $MY_INSTANCE_ID --attribute blockDeviceMapping --output text --query BlockDeviceMappings[0].Ebs.[VolumeId])

aws ec2 create-tags --resources $VOL_0_ID --tags Key=Name,Value=${APP_NAME}Worker

VOL_1_ID=$(aws ec2 describe-instance-attribute --instance-id $MY_INSTANCE_ID --attribute blockDeviceMapping --output text --query BlockDeviceMappings[1].Ebs.[VolumeId])

aws ec2 create-tags --resources $VOL_1_ID --tags Key=Name,Value=${APP_NAME}Worker

# 2. MOUNT S3

echo $AWS_ACCESS_KEY_ID:$AWS_SECRET_ACCESS_KEY > /credentials.txt

chmod 600 /credentials.txt

mkdir -p /home/ubuntu/bucket

mkdir -p /home/ubuntu/local_output

stdbuf -o0 s3fs $AWS_BUCKET /home/ubuntu/bucket -o passwd_file=/credentials.txt

# 3. SET UP ALARMS

aws cloudwatch put-metric-alarm --alarm-name ${APP_NAME}_${MY_INSTANCE_ID} --alarm-actions arn:aws:swf:${AWS_REGION}:${OWNER_ID}:action/actions/AWS_EC2.InstanceId.Terminate/1.0 --statistic Maximum --period 60 --threshold 1 --comparison-operator LessThanThreshold --metric-name CPUUtilization --namespace AWS/EC2 --evaluation-periods 15 --dimensions "Name=InstanceId,Value=${MY_INSTANCE_ID}"

# 4. DOWNLOAD PLUGIN FILE

wget -P /opt/fiji/Fiji.app/plugins/ $SCRIPT_DOWNLOAD_URL

# 5. RUN VM STAT MONITOR

python instance-monitor.py &

# 6. RUN FIJI WORKER

python fiji-worker.py |& tee $k.out