Category Archives: Amazon Web Services (AWS)

Locked out on EC2 Ubuntu because of chmod?

Amazon Web Services (AWS)

Locked out on EC2 Ubuntu because of chmod? See this video and use the script below. Content-Type: multipart/mixed; boundary=”//” MIME-Version: 1.0 –// Content-Type: text/cloud-config; charset=”us-ascii” MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=”cloud-config.txt” #cloud-config cloud_final_modules: – [scripts-user, always] –// Content-Type: text/x-shellscript; charset=”us-ascii” MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=”userdata.txt” #!/bin/bash chown root:root /home chmod 755 /home chown ubuntu:ubuntu /home/ubuntu -R chmod 700 /home/ubuntu chmod 700 /home/ubuntu/.ssh chmod 600 /home/ubuntu/.ssh/authorized_keys –//

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Mounting EBS volume in EC2

Amazon Web Services (AWS)

Refer http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ebs-using-volumes.html for detailed instructions. Create a volume in EBS screen Attach it to your desired EC2 instance From the command line issue the following commands lsblk – to know the device name sudo file -s /dev/xvdf  (if it says “data” thats good to go) sudo mkfs -t ext4 /dev/xvdf (format the new volume) sudo mkdir /my_data (new folder to mount into) sudo mount /dev/xvdf /my_data In case you have expanded the volume size to a bigger value, give the commands below (Refer http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ebs-expand-volume.html?icmpid=docs_ec2_console) Note: After modifying…

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Setup codecommit on Windows

Amazon Web Services (AWS)

For detailed instructions see – http://docs.aws.amazon.com/codecommit/latest/userguide/setting-up-ssh-windows.html These are the main commands to give in Git console or Terminal. cd ~ ssh-keygen cd .ssh notepad codecommit_rsa.pub Copy the key and upload it to AWS IAM. Copy the SSH Key ID generated created and paste it in ~/.ssh/config file. The file content will be Host git-codecommit.*.amazonaws.com     User APKAXXXXXX     IdentityFile ~/.ssh/id_rsa Go back to terminal and give following commands ssh git-codecommit.us-east-2.amazonaws.com If you see a success message, you can continue with cloning repository. git clone…

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