The document outlines AWS CloudFormation, which allows users to create and manage AWS resources using JSON templates without worrying about sequence or dependencies. It provides a detailed overview of concepts such as templates, stacks, parameters, and resources, alongside steps for creating a template and using CLI tools for operations. Additionally, it addresses challenges with complex templates and introduces Cloud Former for creating replicable stacks.

2. Cloud
Formation

3. Agenda
1. Introduction
2. Benefits
3. Concepts
4. Templates
5. CLITool
6. Cloud FormationDemo
7. Cloud Former(Intro)
8. Questions

4. AWS Services That We Use
Amazon
S3
Amazon
EC2
AMI
ElasticLoad
Balancing
Amazon
RDS
CloudWatch
Deployment
Amazon SES
Amazon
SNS
AmazonSQS Snapshot
Amazon
EBS

5. What If…
AWS
CloudForm
ation
Amazon
S3
Amazon
EC2
AMI
ElasticLoad
Balancing
Amazon
RDS
Cloud
Watch
Deployment
Amazon
SES
Amazon
SNS
Amazon
SQS
Snap
shot
Amazo
nEBS

6. Cloud Formation
Source :http://docs.aws.amazon.com
• Create and Manage AWS resources
• JSONFile
• No need to worry about sequence or dependencies
• EasilyReplicable
• Use config file any number of times
• UseCloudformer
• Ful control over all the resources
• And itsFree

7. Concepts
• Template
• Stack

8. Template
• Describes Infrastructure
• Textfile in JSONFormat
• A template has 6 objects
 Formatversion
 Description
 Parameters
 Mappings
 Resources
 Outputs

9. Sample Template

10. Parameters

11. Parameters
• Composedof the key, value
• Delimited by acomma
• Properties
 Type
 Default
 NoEcho
 AllowedValues
 MaxLength
 MinLength
 MaxValue
 MinValue
 Description

12. Parameters
• Pseudo Parameters
 AWS::Region
Returns a string representing the AWS Region in which the
encompassing resource isbeing created.
 AWS::StackName
Returns the name of the stack as specified with the cfn-create-
stack command.

13. Resources
• Describes the AWSresource
• Comma separated
• Non-optional part
• Each resource must have a logical name unique within the template
• You must specify the type for each resource

14. Resources Type
• Types
 AWS::AutoScaling::*
 AWS::CloudFormation::*
 AWS::EC2::*
 AWS::ElasticLoadBalancing::*
 AWS::IAM::*
 AWS::RDS::*
 AWS::RDS::*
 AWS::S3::*
 AWS::RDS::*

15. Stack
• Collection ofAWS resource
• Can be created via CLI and GUI
• All resources are created or deleted as appropriate
• TreatsStack as a single unit
• Can be created via CLI and GUI

16. Steps to creating a Template
• Installation of AWStool
• Copy basictemplate file
• Start adding resources
• Add parameters asrequired
• Starta stack, using GUI or CLI

17. CFN, the CLI Tool
• cfn-create-stack
• cfn-vaidate-stack
• cfn-delete-stack
• cfn-describe-stacks
• cfn-describe-stack-events
• cfn-describe-stack-resources
• cfn-list-stack-resources
• cfn-list-stacks
• cfn-update-stack
• cfn-cancel-update-stack

18. Cloud Formation Demo
 Cloud Formationtemplatewhich
 Create an instance with word press site
 Interacts with RDSinstance
 https://s3.amazonaws.com/cloudformation-templates-us-east-
1/WordPress_Single_Instance_With_RDS.template

19. Issues
• Complextemplates
• Hardtowriteand understand
• Takesa majorchunkoftime

20. • Tooltocreate templatesforCloud Formation
• Usesexistingarchitecture
 Allows to create template from existing resources
 GUI
 Templates can be modified.
• PredefinedCloud Formationtemplatecan be usedtosetupCloud
Former
Cloud Former

21. • Create a perfectstackand replicateitagain andagain
• IntegratewithChef/Puppettogainmore power
• Can be usedtocreate a serverwithweb-app application pre installed
Possibilities

22. References
 OnlineDocumentation
• http://aws.amazon.com/cloudformation/
 SampleTemplates
• http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuid
e/CHAP_TemplateQuickRef.html

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