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--- linux_wiki:ec2_create_ami_templates [2018/03/23 15:19]
billdozor [Create Image]
+++ linux_wiki:ec2_create_ami_templates [2019/05/25 23:50]
@@ Line 1: / Line 1: @@
-====== EC2: Create AMI Templates ======
-**General Information**
-Custom Amazon Machine Images (VM Templates).
-**Checklist**
-  * AWS Account
-----
-====== General AMI Creation Instructions ======
-===== Launch a normal EC2 instance =====
-  * **Choose AMI**: **This matters**
-    * Select the OS that you want the image to be modeled after
-  * Instance type:
-    * This does not matter for the template, as the instance type is prompted every time.
-  * Configure Instance:
-    * Launch somewhere you get login and customize the instance for template creation.
-  * **Add Storage**: **This matters**
-    * Select the disk you want to be selected by default for the template.
-    * This is also prompted every time, but will retain the template selections by default.
-  * Add Tags:
-    * This does not matter and is prompted every time.
-  * Configure Security Group:
-    * This does not matter and is prompted every time.
-  * **Review**: **This matters**
-    * Select the SSH Key when launching that will end up baked into the template.
-  * Launch Instance, Login, Customize (install/configure)
-===== Create Image =====
-  * In AWS Console, select the instance
-  * Click "Actions" > "Image" > "Create Image"
-    * Type an Image name
-    * Type an Image description
-    * Click "Create Image"
-----
-===== Customization Examples =====
-Customization examples that could be baked into an EC2 instance template.
-Create an auto updating instance
-<code bash>
-#!/bin/bash
-# Update right after launch
-yum -y update
-# Install bash-completion and yum-cron
-yum -y install bash-completion vim yum-cron
-# Set to auto update daily
-sed -i 's/apply_updates = no/apply_updates = yes/' /etc/yum/yum-cron.conf
-# Reboot instance
-reboot
-</code>
-----