AWS ecs deployment

aws-ecs-deploy.sh

NAME=server
ECR=<repo_url>
VERSION=${BUILD_NUMBER}
TAG=${ECR}/${NAME}:${VERSION}

eval $(aws ecr get-login)

docker build -t $TAG .
if[ $? -ne 0 ];then
    echo "Docker build failed exiting"
    exit 1
fi

docker push $TAG

CONTAINER_DEF="[{\"name\":\"server\",\"memory\":3354,\"cpu\":2047,\"image\":\"${TAG}\",\"portMappings\":[{\"hostPort\":80,\"containerPort\":5000,\"protocol\":\"tcp\"}]}]"
taskVersion=$(aws ecs register-task-definition --family adzai --container-definitions $CONTAINER_DEF | grep "revision" | tr -c -d '[[:digit:]]')

aws ecs update-service --cluster cluster1 --service server --task-definition task1:${taskVersion}
aws ecs deregister-task-definition --task-definition task1:$(expr $taskVersion - 1)