ECSで任意タスクを実行するスクリプト(クラスタとタスク定義名が揃っている前提、subnet, securityGroupは適切なものに書き換えてください)

run_task

#!/bin/bash -e

# ECS環境でコマンドを実行するためのタスク
#
# 以下の設定が事前に必要
#   * aws-cliのインストール
#   * ecs-cliのインストール
#   * jqのインストール
#
# usage: run_task env command...

if [ $# -lt 2 ]; then
  echo "usage: run_task env command..."
  exit 1
fi

CLUSTER="$1"
TASK_DEF="$1"
CMD="bundle exec ${@:2}"

cat <<EOF

Task Settings:
  Cluster: $CLUSTER
  Task Definition: $TASK_DEF
  Command: $CMD

EOF

echo -n "Continue? (yes to continue, other to exit): "
read IN

if [ "$IN" != "yes" ]; then
  echo "Exit."
  exit;
fi


echo "Task Creating..."
TASK_ARN=`echo $CMD | xargs -I {} aws ecs run-task --cluster $CLUSTER --task-definition $TASK_DEF --overrides '{"containerOverrides": [{"name":"app","command": ["bash","-c","'{}'"]}]}' --launch-type FARGATE --network-configuration 'awsvpcConfiguration={subnets=[subnet-xxx],securityGroups=[sg-xxx],assignPublicIp=DISABLED}' | jq -r '.tasks[0].taskArn'`
TASK_ID=`echo $TASK_ARN | cut -f 2 -d/`
echo "Task ${TASK_ID} Created."

echo "Wait for Task Starting..."
aws ecs wait tasks-running --cluster $CLUSTER --tasks $TASK_ARN

echo "Task Started."
echo "Following Logs...(Ctrl-C to Close)"
ecs-cli logs --task-id $TASK_ID --region ap-northeast-1 --cluster $CLUSTER --follow