Where is user data stored on ec2?

When a user data script is processed, it is copied to and run from /var/lib/cloud/instances/ instance-id / . The script is not deleted after it is run. Be sure to delete the user data scripts from /var/lib/cloud/instances/ instance-id / before you create an AMI from the instance.

What is ec2 user data?

AWS userdata is the set of commands/data you can provide to a instance at launch time. For example if you are launching an ec2 instance and want to have docker installed on the newly launched ec2, than you can provide set of bash commands in the userdata field of aws ec2 config page. Usecase. Automated deployments.

How do I change user data in AWS?

Choose Actions, choose Instance Settings, and then choose Edit User Data. 6. Copy your user script into the Edit user data box, and then choose Save.

Which Uri do we use to retrieve user data from within a running instance?

The IPv6 address is only accessible on Instances built on the Nitro System. To retrieve user data from within a running instance, use the following URI. A request for user data returns the data as it is (content type application/octet-stream ).

How is user data used in terraform?

User data inserted in the tf file Open the file that contains your terraform resource parameters, in our case it’s a main.tf file. Paste the script to the resource specification and use the format shown in the example. << EOF and EOF frame the script within the user_data argument.

What is user data?

Personal and sensitive user data includes, but isn’t limited to, personally identifiable information, financial and payment information, authentication information, phonebook, contacts, device location, SMS and call related data, inventory of other apps on the device, microphone, camera, and other sensitive device or …

What is the purpose of user data AWS?

User data allows you to configure an AWS VM during provisioning, or to run a configuration script on a VM. User data allows you to, for example: Customize the deployed VM’s host name during provisioning. Run scripts after the VM starts and perform common automated configuration tasks.

How do I import EC2 into Terraform?

To import a simple resource into Terraform, follow the below step-by-step guide.

  1. Step 1 – Prepare the EC2 Instance.
  2. Step 2 – Create main.tf and Set Provider Configuration.
  3. Step 3 – Write Config for Resource To Be Imported.
  4. Step 4 – Import.
  5. Step 5 – Observe State Files and Plan Output.

How do I add EC2 instance to VPC using Terraform?

What this code will do:

  1. Create a t2. micro AWS Linux VM in the PUBLIC subnet for use as a bastion/gateway host. Terraform will copy the SSH Key from your local system to the VM and apply appropriate file permissions to it.
  2. Create a t2.micro AWS Linux VM in the PRIVATE subnet.

What is user data example?

Any data the user creates or owns. The term user data may be used to emphasize that the data were created and owned by the user. For example, when deleting an application, an uninstall program may ask if user data is also to be deleted. See user and data.

What is included in user data?

User Data means all data, information and other content of any type and in any format, medium or form, whether audio, visual, digital, screen, GUI or other, that is input, uploaded to, placed into or collected, stored, processed, generated or output by any device, system or network by or on behalf of the State.

What is EC2 metadata?

Instance metadata is data about your instance that you can use to configure or manage the running instance. Instance metadata is divided into categories, for example, host name, events, and security groups. You can also use instance metadata to access user data that you specified when launching your instance.