aws devops pro

1. CloudFormation Userdata -> /var/log/cloud-init-output.log

AWS:CloudFormation::Init must be in the Metadata for a resource
With the cfn-init script, it helps make complex EC2 configurations readable
The EC2 instance will query the CloudFormation service to get init data
Logs go to /var/log/cfn-init.log

CloudFormation service <—> Ec2 instance( Run cfn-init -> Retrieve init data to CloudFormation Service again)

Cat /var/log/cfn-init.log (= cat /var/log/cfn-init-cmd.log)

CloudFormation Service (wait condition) -> launch Ec2 -> run cfn-init script ->Retrieve data -> Signal from cfn-signal

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2. SSM automation
   미친 권한이 자꾸 없대... 하... 신뢰관계도 다 넣었다고.. 왜 안되는데;; 억울해 그래도 결과는 내가 잘못한거겠지... ㅠㅠ
   나중에 다시 해봐야겠다

arn만들어야 실행이되는거였네 ^^;;
나는 기본적으로 제공되는줄 알았다.. 아니였음..
arn:aws:iam::aws:policy/service-role/AmazonSSMAutomationRole

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3. AWS config 부분...
   비싸서 하지말라길래 ... 그냥 눈으로 외워야겠다.. 하는중

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4. service catalog

product -> portfolio -> add user, add product -> then Developer can make product at the product list