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Database mySQL
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| "MyDB" : { | |
| "Type" : "AWS::RDS::DBInstance", | |
| "Properties" : { | |
| "DBName" : { "Ref" : "DBName" }, | |
| "AllocatedStorage" : { "Ref" : "DBAllocatedStorage" }, | |
| "DBInstanceClass" : { "Ref" : "DBInstanceClass" }, | |
| "Engine" : "MySQL", | |
| "EngineVersion" : "5.5", | |
| "MasterUsername" : { "Ref" : "DBUser" }, | |
| "MasterUserPassword" : { "Ref" : "DBPassword" }, | |
| "Tags" : [ { "Key" : "Name", "Value" : "My SQL Database" } ] | |
| }, | |
| "DeletionPolicy" : "Snapshot" | |
| } |
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| "WebServer": { | |
| "Type": "AWS::EC2::Instance", | |
| "Metadata" : { | |
| "AWS::CloudFormation::Init" : { | |
| "config" : { | |
| "packages" : { | |
| "yum" : { | |
| "java-1.6.0-openjdk" : [], | |
| "tomcat6" : [], | |
| "httpd" : [] | |
| } | |
| }, |
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If the CreateLargeSize condition is true, AWS CloudFormation sets the volume size to 100. If the condition is false, AWS CloudFormation sets the volume size to 10.
Example JSON
"NewVolume" : {
"Type" : "AWS::EC2::Volume",
"Properties" : {https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/intrinsic-function-reference-conditions.html
"Size" : {
"Fn::If" : [
"CreateLargeSize",
"100",
"10"
]},
"AvailabilityZone" : { "Fn::GetAtt" : [ "Ec2Instance", "AvailabilityZone" ]}
},
"DeletionPolicy" : "Snapshot"
}