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Amazon Web Services do not provide tools to migrate data to, from and between AWS RDS instances. There is a free utility that can do the job. SQL Server Management Studio (SSMS) Install Microsoft SQL Server Management Studio (SSMS), because the utility uses libraries from it. Download the installer for free from https://msdn.microsoft.com/en-us/library/mt238290.aspx SQL Azure Migration …
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In the previous parts of this tutorial we have launched instances (servers) in the cloud, but those were created by Test Kitchen, running on our workstation. Those instances are as good as they can be, but the cookbook did not reside on the Chef server. To launch pre-production and production instances in the cloud, first …
Continue reading “DevOps Engineering part 7. – Launching production instances in the cloud”
Terraform If you use Terraform in the corporate environment your company most likely has multiple AWS accounts. One for pre-production, one for production. To be able to work in multiple AWS accounts, add those keys to the credentials file at C:\Users\YOUR_USERNAME\.aws [aws01] aws_access_key_id = MY_ACCESS_KEY_FOR_AWS01 aws_secret_access_key = MY_SECRET_KEY_FOR_AWS01 [aws02] aws_access_key_id = MY_ACCESS_KEY_FOR_AWS02 aws_secret_access_key = MY_SECRET_KEY_FOR_AWS02 [default] …
Continue reading “DevOps Engineering part 6. – Infrastructure as code”
In this exercise we will create a Chef cookbook for a corporation. It will be robust and include all the necessary elements to be used in a large enterprise. If your company already has established standards, as you progress with this tutorial, copy the appropriate file from an existing cookbook. If this is the first …
Continue reading “DevOps Engineering part 5. – Create an enterprise cookbook”
Find a Chef Server To work in a corporate environment, your organization needs access to a Chef server. To learn Chef and test your cookbooks for free, you can create an account on the “hosted” Chef server, maintained by the Chef company. The plan allows five nodes at a time, so you can even launch a small …
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Personalize your workstation Set up your account in the AWS console If you are not an AWS account administrator, ask your AWS account administrator to do the following for you Create an account in AWS Add the account to the appropriate user group Generate a password with a request to change it at the first login Generate an AWS Access …
Continue reading “DevOps Engineering part 3. – Working with AWS”
When you set up a new Windows server and want to make sure all necessary Windows features are installed on it, you can list them in text format. If you want to replicate the configuration of an existing server, just list the features of both servers and compare them in a comparison tool, like Araxis …
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When Berkshelf in the Chef Test Kitchen cannot resolve the cookbook dependencies, it displays the following error message during converge: Unable to satisfy the following requirements To help Berks to start a fresh calculation, delete the Berksfile.lock file and enter the following into the command window: berks install
DevOps engineering (Release engineering) is a relatively new profession. There is a very high demand for experienced DevOps engineers, because more and more large corporations want to migrate their data centers into the Cloud. In this series I will introduce you to the tools of the trade through the development of a Chef cookbook. The …
Continue reading “Beginner’s Guide to DevOps Engineering part 1.”
When you create an EC2 instance in Amazon Web Services (AWS) the security group (firewall) blocks all ports that are not explicitly opened. To make file sharing possible on Windows servers, open the following ports in the security group of the server: TCP 139 TCP 445