packer-cn/builder/amazon/common/regions.go

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package common
// IsValidRegion returns true if the supplied region is a valid AWS
// region and false if it's not.
func ValidateRegion(region string) bool {
var regions = [11]string{"us-east-1", "us-west-2", "us-west-1", "eu-west-1",
"eu-central-1", "ap-southeast-1", "ap-southeast-2", "ap-northeast-1",
"sa-east-1", "cn-north-1", "us-gov-west-1"}
for _, valid := range regions {
if region == valid {
return true
}
}
return false
}