What is cloud-init AWS?

What is cloud-init AWS?

The cloud-init package configures specific aspects of a new Amazon Linux instance when it is launched; most notably, it configures the . ssh/authorized_keys file for the ec2-user so you can log in with your own private key.

What is AWS Userdata?

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.

How do I get an AWS EC2 SSL certificate?

There are three steps to install an SSL/TLS certificate on your EC2 Windows instance:

1. Create a Certificate Signing Request (CSR) and request your SSL certificate.
2. Install your SSL certificate.
3. Assign the SSL certificate to your IIS deployment.

What is cloud-init used for?

Cloud-init is a service used for customizing Linux-based operating systems in the cloud. It allows you to customize virtual machines provided by a cloud vendor by modifying the generic OS configuration on boot.

How do I set up cloud-init?

Installation and configuration of cloud-init on the Linux server

1. ssh to the Linux® server, then run the following to install cloud-init: yum install cloud-init.
2. IBM Cloud Infrastructure Center uses ConfigDrive as the data source for cloud-init.
3. Optionally, the default /etc/cloud/cloud.cfg file supports login by ssh key.

Which AWS certification is better?

The Solutions Architect – Associate certification is our choice for the best AWS cloud certification overall. It is the most popular certification offered by AWS and provides a solid foundation in AWS cloud computing. IT professionals with this certificate are also among the highest earners in the industry.

How does cloud-init work?

How Does cloud-init Work? Cloud-init is a service that sets up your VM instance with the wanted configuration and software ready to use. The service starts at boot and uses the metadata provided by the cloud provider or the direct user. It does so by executing scripts, most commonly from the cloud-config file.

Is AWS SSL certificate free?

Public SSL/TLS certificates provisioned through AWS Certificate Manager are free. You pay only for the AWS resources you create to run your application.

Where is cloud-init stored?

The main directory containing the cloud-init specific subdirectories. It is typically located at /var/lib but there are certain configuration scenarios where this can be altered.

Where is cloud-init located?

/var/lib
The main directory containing the cloud-init specific subdirectories. It is typically located at /var/lib but there are certain configuration scenarios where this can be altered.

Which cloud certification is best for beginners?

The best cloud certification for beginners is the AWS Certified Cloud Practitioner. It verifies a person’s ability to demonstrate a complete understanding of the AWS Cloud, regardless of the particular technical positions addressed by other AWS Certifications.

Which AWS certificate is best?

Best AWS Certifications of 2022

• Best Overall: AWS Certified Solutions Architect – Associate.
• Best Value: AWS Certified SysOps Administrator – Associate.
• Best for Beginners: AWS Certified Developer – Associate.
• Best for Advanced Students: AWS Certified Security – Speciality.

Does Azure use cloud-init?

cloud-init is a widely used approach to customize a Linux VM as it boots for the first time. You can use cloud-init to install packages and write files, or to configure users and security….SUSE SLES.

How does cloud-init know first boot?

By default, cloud-init attempts to determine which case it is running in by checking the instance ID in the cache against the instance ID it determines at runtime. If they do not match, then this is an instance’s first boot; otherwise, it’s a subsequent boot. Internally, cloud-init refers to this behavior as check .