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flask-signup-vpc.template
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{ "AWSTemplateFormatVersion" : "2010-09-09",
"Description" : "AWS CloudFormation template to setup VPC with 2 subnets, public and private, per AZ VPC.",
"Parameters" : {
"VpcCidr" : {
"Type" : "String",
"Description" : "VPC CIDR block between /16 and /28",
"Default" : "10.100.0.0/23",
"ConstraintDescription" : "VPC CIDR block address must be in the form n.n.n.n/m",
"AllowedPattern" : "(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})/(\\d{1,2})"
},
"PubNetCidrAz1" : {
"Type" : "String",
"Description" : "CIDR block for public subnet located in AZ1",
"Default" : "10.100.0.0/25",
"ConstraintDescription" : "CIDR block address must be in the form n.n.n.n/m",
"AllowedPattern" : "(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})/(\\d{1,2})"
},
"PubNetCidrAz2" : {
"Type" : "String",
"Description" : "CIDR block for public subnet located in AZ2",
"Default" : "10.100.0.128/25",
"ConstraintDescription" : "CIDR block address must be in the form n.n.n.n/m",
"AllowedPattern" : "(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})/(\\d{1,2})"
},
"PriNetCidrAz1" : {
"Type" : "String",
"Description" : "CIDR block for private subnet located in AZ1",
"Default" : "10.100.1.0/25",
"ConstraintDescription" : "CIDR block address must be in the form n.n.n.n/m",
"AllowedPattern" : "(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})/(\\d{1,2})"
},
"PriNetCidrAz2" : {
"Type" : "String",
"Description" : "CIDR block for private subnet located in AZ2",
"Default" : "10.100.1.128/25",
"ConstraintDescription" : "CIDR block address must be in the form n.n.n.n/m",
"AllowedPattern" : "(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})/(\\d{1,2})"
}
},
"Resources" : {
"Vpc" : {
"Type" : "AWS::EC2::VPC",
"Properties" : {
"CidrBlock" : { "Ref" : "VpcCidr" },
"EnableDnsSupport" : "true",
"EnableDnsHostnames" : "true",
"Tags" : [
{ "Key" : "Name", "Value" : { "Fn::Join" : ["", [ { "Ref" : "AWS::Region" }, " Flask SignUp App VPC" ] ] } }
]
}
},
"PubSubnetAz1" : {
"Type" : "AWS::EC2::Subnet",
"Properties" : {
"VpcId" : { "Ref" : "Vpc" },
"CidrBlock" : { "Ref" : "PubNetCidrAz1" },
"AvailabilityZone" : { "Fn::Select" : [ "0", { "Fn::GetAZs" : { "Ref" : "AWS::Region" } } ] },
"Tags" : [
{ "Key" : "Name", "Value" : "Flask SignUp App Public Subnet Az1" }
]
}
},
"PubSubnetAz2" : {
"Type" : "AWS::EC2::Subnet",
"Properties" : {
"VpcId" : { "Ref" : "Vpc" },
"CidrBlock" : { "Ref" : "PubNetCidrAz2" },
"AvailabilityZone" : { "Fn::Select" : [ "1", { "Fn::GetAZs" : { "Ref" : "AWS::Region" } } ] },
"Tags" : [
{ "Key" : "Name", "Value" : "Flask SignUp App Public Subnet Az2" }
]
}
},
"InternetGateway" : {
"Type" : "AWS::EC2::InternetGateway",
"Properties" : {
"Tags" : [
{ "Key" : "Name", "Value" : "Flask SignUp App IGW" }
]
}
},
"AttachGateway" : {
"Type" : "AWS::EC2::VPCGatewayAttachment",
"Properties" : {
"VpcId" : { "Ref" : "Vpc" },
"InternetGatewayId" : { "Ref" : "InternetGateway" }
}
},
"RouteViaIgw" : {
"Type" : "AWS::EC2::RouteTable",
"Properties" : {
"VpcId" : {"Ref" : "Vpc"},
"Tags" : [
{ "Key" : "Name", "Value" : "Flask SignUp App Public Route Table" }
]
}
},
"PublicRoute" : {
"Type" : "AWS::EC2::Route",
"Properties" : {
"RouteTableId" : { "Ref" : "RouteViaIgw" },
"DestinationCidrBlock" : "0.0.0.0/0",
"GatewayId" : { "Ref" : "InternetGateway" }
}
},
"PubSubnetRouteTableAssociationAz1" : {
"Type" : "AWS::EC2::SubnetRouteTableAssociation",
"Properties" : {
"SubnetId" : { "Ref" : "PubSubnetAz1" },
"RouteTableId" : { "Ref" : "RouteViaIgw" }
}
},
"PubSubnetRouteTableAssociationAz2" : {
"Type" : "AWS::EC2::SubnetRouteTableAssociation",
"Properties" : {
"SubnetId" : { "Ref" : "PubSubnetAz2" },
"RouteTableId" : { "Ref" : "RouteViaIgw" }
}
},
"PriSubnetAz1" : {
"Type" : "AWS::EC2::Subnet",
"Properties" : {
"VpcId" : { "Ref" : "Vpc" },
"CidrBlock" : { "Ref" : "PriNetCidrAz1" },
"AvailabilityZone" : { "Fn::Select" : [ "0", { "Fn::GetAZs" : { "Ref" : "AWS::Region" } } ] },
"Tags" : [
{"Key" : "Name", "Value" : "Flask SignUp App Private Subnet Az1" }
]
}
},
"PriSubnetAz2" : {
"Type" : "AWS::EC2::Subnet",
"Properties" : {
"VpcId" : { "Ref" : "Vpc" },
"CidrBlock" : { "Ref" : "PriNetCidrAz2" },
"AvailabilityZone" : { "Fn::Select" : [ "1", { "Fn::GetAZs" : { "Ref" : "AWS::Region" } } ] },
"Tags" : [
{"Key" : "Name", "Value" : "Flask SignUp App Private Subnet Az2" }
]
}
},
"RouteViaNat" : {
"Type" : "AWS::EC2::RouteTable",
"Properties" : {
"VpcId" : {"Ref" : "Vpc"},
"Tags" : [
{"Key" : "Name", "Value" : "Flask SignUp App Private Route Table" }
]
}
},
"NatRoute" : {
"Type" : "AWS::EC2::Route",
"Properties" : {
"RouteTableId" : { "Ref" : "RouteViaNat" },
"DestinationCidrBlock" : "0.0.0.0/0",
"GatewayId" : { "Ref" : "InternetGateway" }
}
},
"PriSubnetRouteTableAssociationAz1" : {
"Type" : "AWS::EC2::SubnetRouteTableAssociation",
"Properties" : {
"SubnetId" : { "Ref" : "PriSubnetAz1" },
"RouteTableId" : { "Ref" : "RouteViaNat" }
}
},
"PriSubnetRouteTableAssociationAz2" : {
"Type" : "AWS::EC2::SubnetRouteTableAssociation",
"Properties" : {
"SubnetId" : { "Ref" : "PriSubnetAz2" },
"RouteTableId" : { "Ref" : "RouteViaNat" }
}
}
},
"Outputs" : {
"VpcId" : {
"Description" : "VPC Id",
"Value" : { "Ref" : "Vpc" }
},
"PubSubnetIdAz1" : {
"Description" : "Subnet ID for Public Subnet AZ1",
"Value" : { "Ref" : "PubSubnetAz1" }
},
"PubSubnetIdAz2" : {
"Description" : "Subnet ID for Public Subnet AZ2",
"Value" : { "Ref" : "PubSubnetAz2" }
},
"PubSubnetRouteTable" : {
"Description" : "Route table id for public subnets",
"Value" : { "Ref" : "RouteViaIgw" }
},
"PriSubnetIdAz1" : {
"Description" : "Subnet ID for Private Subnet AZ1",
"Value" : { "Ref" : "PriSubnetAz1" }
},
"PriSubnetIdAz2" : {
"Description" : "Subnet ID for Private Subnet AZ2",
"Value" : { "Ref" : "PriSubnetAz2" }
},
"PriSubnetRouteTable" : {
"Description" : "Route table id for private subnets",
"Value" : { "Ref" : "RouteViaNat" }
}
}
}