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feat(ansible,awx): clone ec2 instances

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Michele Cereda
2024-08-16 19:54:24 +02:00
parent 36b28f4d32
commit 7c2f24966c
7 changed files with 229 additions and 4 deletions
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13
knowledge base/cloud computing/aws/ec2.md
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@@ -15,6 +15,13 @@ Use an instance profile to pass an IAM role to an EC2 instance.
The instance type [_can_ be changed][change the instance type]. The procedure depends on the root volume, but does
require downtime.
Clone EC2 instances by:
1. Creating an AMI from the original instance.
Mind the default behaviour of the AMI creator is to **shutdown** the instance, take a snapshot, and boot it again
[to guarantee the image's filesystem integrity][create an ami from an amazon ec2 instance].
1. Using that AMI to launch clones identical to the original.
<details>
<summary>Real world use cases</summary>
@@ -122,6 +129,8 @@ See [EBS].
- [Retrieve instance metadata]
- [Burstable performance instances]
- [Change the instance type]
- [How to Clone instance EC2]
- [Create an AMI from an Amazon EC2 Instance]
<!--
Reference
@@ -137,16 +146,18 @@ See [EBS].
<!-- Upstream -->
[best practices for handling ec2 spot instance interruptions]: https://aws.amazon.com/blogs/compute/best-practices-for-handling-ec2-spot-instance-interruptions/
[burstable performance instances]: https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/burstable-performance-instances.html
[change the instance type]: https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-instance-resize.html
[connect to your instances without requiring a public ipv4 address using ec2 instance connect endpoint]: https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/connect-with-ec2-instance-connect-endpoint.html
[create an ami from an amazon ec2 instance]: https://docs.aws.amazon.com/toolkit-for-visual-studio/latest/user-guide//tkv-create-ami-from-instance.html
[describe-images]: https://docs.aws.amazon.com/cli/latest/reference/ec2/describe-images.html
[describeimages]: https://docs.aws.amazon.com/AWSEC2/latest/APIReference/API_DescribeImages.html
[how to clone instance ec2]: https://repost.aws/questions/QUOrWudF3vRL2Vqtrv0M9lfQ/how-to-clone-instance-ec2
[iam roles for amazon ec2]: https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/iam-roles-for-amazon-ec2.html
[key concepts and definitions for burstable performance instances]: https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/burstable-credits-baseline-concepts.html
[retrieve instance metadata]: https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/instancedata-data-retrieval.html
[standard mode for burstable performance instances]: https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/burstable-performance-instances-standard-mode.html
[unlimited mode for burstable performance instances]: https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/burstable-performance-instances-unlimited-mode.html
[using instance profiles]: https://docs.aws.amazon.com/IAM/latest/UserGuide/id_roles_use_switch-role-ec2_instance-profiles.html
[change the instance type]: https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-instance-resize.html
<!-- Others -->
[aws ec2 instance pricing comparison]: https://ec2instances.github.io/