Linux For Better Community

  for region in `aws ec2 describe-regions --query "Regions[].{Name:RegionName}"   --output text` do     :     if [ -z "$(aws ec2 describe-instances --region $region --filter "Name=instance-state-name,Values=running" --query "Reservations[*].Instances[*].[InstanceId, Tags[?Key=='Name'].Value|[0]]"  --output text | awk '{print $1}')" ]; then         echo "There are no EC2 Instances in the region :: "$region     else         echo "++++++++++++++++++++++++++++++++++++++++++++++++++++"         echo "Checking Amazon Instances on the region "$region         echo "++++++++++++++++++++++++++++++++++++++++++++++++++++"     fi     for instance in `aws ec2 describe-instances --region $region --filter "Name=instance-state-name,Values=running" --query "Reservations[*].Instances[*].[InstanceId, Tags[?Key=='Name'].Value|[0]]"  --output text | awk '{print $1}'`     do     

 region_name=("us-east-1" "eu-north-1" "ap-south-1"  "eu-west-3" "eu-west-2" "eu-west-1" "ap-northeast-3" "ap-northeast-2" "ap-northeast-1" "sa-east-1" "ca-central-1" "ap-southeast-1" "ap-southeast-2" "eu-central-1" "us-east-1" "us-east-2" "us-west-1" "us-west-2") for region in "${region_name[@]}"  do   : array_us_east_1=($(aws ec2 describe-instances --filters Name=instance-state-name,Values=running,stopped --query "Reservations[*].Instances[*].InstanceId" --output text --region $region))   for instance_id in "${array_us_east_1[@]}"  do    :    echo "InstanceId :" $instance_id    ami_id_us_east_1=($(aws ec2 describe-instances --instance-id  $instance_id --region $region  --query Reservations[].Instances[].[ImageId] --output text))     for ami_id in "${ami_id_us_eas