ECS-Agent connectivity status and notify the agent connectivity through mail

#!/bin/bash

getLocalIpaddress=`hostname -I`

arrayIpaddress=($getLocalIpaddress)

validIpaddress=${arrayIpaddress[0]}

#echo $validIpaddress

aws ec2 describe-instances >> jsontxt

var=$(jq --arg validIpaddress "$validIpaddress" '.Reservations[].Instances[]|select(.PrivateIpAddress==$validIpaddress)|.InstanceId' jsontxt)

var2=$(echo $var|tr -d '"')

#echo $var2

ECS_CLUSTER="Dev"

CONTAINERS_ID=$(aws ecs list-container-instances --cluster $ECS_CLUSTER --output text --query 'containerInstanceArns')

DATE=$(date +%Y-%m-%d-%H:%M)

for container in $CONTAINERS_ID

do

STATUS=$(aws ecs describe-container-instances --container-instances $container --cluster $ECS_CLUSTER --output json --query 'containerInstances[0].agentConnected')

CHECK_INSTANCE_ID=$(aws ecs describe-container-instances --container-instances $container --cluster $ECS_CLUSTER --output text --query 'containerInstances[0].ec2InstanceId')

if [ "$var2"  = "$CHECK_INSTANCE_ID" ]

then

if [ $STATUS == "true" ]

then

echo $validIpaddress

echo $var2

Agentversion=$(aws ecs describe-container-instances --container-instances $container --cluster $ECS_CLUSTER --output text --query 'containerInstances[0].versionInfo.agentVersion')

echo $Agentversion   

dockerversion=$(aws ecs describe-container-instances --container-instances $container --cluster $ECS_CLUSTER --output text --query 'containerInstances[0].versionInfo.dockerVersion')

echo $dockerversion

tags=$(jq --arg instanceid "$var2" '.Reservations[].Instances[]|select(.InstanceId==$instanceid)|.Tags[]|select(.Key=="Name")|.Value' jsontxt)

echo $tags

echo -e "Ipaddress=$validIpaddress\n Agentversion=$Agentversion\n dockerversion=$dockerversion\n tags=$tags\n" | mailx -s "This is the subject" xxxxxxxxxx@gmail.com

#uuencode /home/centos/bodyattach.txt #/home/centos/bodyattach.txt | cat #/home/centos/bodyattach.txt | mailx -s "subject" -a #/home/centos/bodyattach.txt xxxxxxxx@gmail.com

fi

fi

done

rm jsontxt