Run command on ec2-instance

Install ssm agent on ec2, therefore we can run any shell cmd on this ec2.

I. install ssm agent on ec2:

1.login fcgi ec2(ec2 you have, save as a AMI is better), run sudo su

2. mkdir /tmp/ssm

3.cd /tmp

4.yum install -y?https://s3.amazonaws.com/ec2-downloads-windows/SSMAgent/latest/linux_amd64/amazon-ssm-agent.rpm

5.status amazon-ssm-agent (RHEL 6.x); sudo systemctl status amazon-ssm-agent (RHEL 7.x)

6.check logs:

/var/log/amazon/ssm/amazon-ssm-agent.log

/var/log/amazon/ssm/error.log

II. create new IAM role for ssm.

1.change to IAM console, create new role, select AmazonSSMFullAccess and other you need. the created role is: dcs-asg-ssm-iam

2.take FCGI ec2 change the IAM to dcs-asg-ssm-iam.

3.restart FCGI ec2-instance.

4.check logs in /var/log/amazon/ssm/ folder.

III. Run commond on ec2.

1.ec2 consloe->Run Command->Run a Command->AWS-RunShellScript

2.you will see FCGI instance ID, choose it if there are many IDs.

3.Command*: insert your shell, as cd /var/log/amazon/;mkdir deng/

4.click run

5.ssh fcgi ec2, you will see the cmd exe in this ec2, as folder "deng" created

Finish.

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