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|
{
"AWSTemplateFormatVersion": "2010-09-09",
"Description": "Setup a vpc, which contains two subnets and one NAT machine",
"Parameters": {
"KeyName": {
"Description": "Name of and existing EC2 KeyPair to enable SSH access to the instance",
"Type": "String"
},
"VpcCidr": {
"Description": "CIDR address for the VPC to be created.",
"Type": "String",
"Default": "10.2.0.0/16"
},
"AnyCidr": {
"Description": "CIDR address for Any Where.",
"Type": "String",
"Default": "0.0.0.0/0"
},
"AvailabilityZone1": {
"Description": "First AZ.",
"Type": "String",
"Default": "cn-north-1a"
},
"PublicSubnetCidr": {
"Description": "Address range for a public subnet to be created in AZ1.",
"Type": "String",
"Default": "10.2.1.0/24"
},
"PrivateSubnetCidr": {
"Description": "Address range for private subnet.",
"Type": "String",
"Default": "10.2.2.0/24"
},
"NATInstanceType": {
"Description": "Instance type for NAT",
"Type": "String",
"Default": "t1.micro"
}
},
"Mappings": {
"AWSNATAMI": {
"cn-north-1": {
"AMI": "ami-eab220d3"
}
}
},
"Resources": {
"VPC": {
"Type": "AWS::EC2::VPC",
"Properties": {
"CidrBlock": {
"Ref": "VpcCidr"
},
"Tags": [
{
"Key": "Name",
"Value": "VPC"
}
]
}
},
"InternetGateWay": {
"Type": "AWS::EC2::InternetGateway",
"Properties": {
"Tags": [
{
"Key": "Name",
"Value": "INTERNET_GATEWAY"
}
]
}
},
"GatewayToInternet": {
"Type": "AWS::EC2::VPCGatewayAttachment",
"Properties": {
"InternetGatewayId": {
"Ref": "InternetGateWay"
},
"VpcId": {
"Ref": "VPC"
}
}
},
"PublicSubnet": {
"Type": "AWS::EC2::Subnet",
"Properties": {
"CidrBlock": {
"Ref": "PublicSubnetCidr"
},
"AvailabilityZone": {
"Ref": "AvailabilityZone1"
},
"Tags": [
{
"Key": "Name",
"Value": "PUBLIC_SUBNET"
}
],
"VpcId": {
"Ref": "VPC"
}
}
},
"PrivateSubnet": {
"Type": "AWS::EC2::Subnet",
"Properties": {
"CidrBlock": {
"Ref": "PrivateSubnetCidr"
},
"AvailabilityZone": {
"Ref": "AvailabilityZone1"
},
"Tags": [
{
"Key": "Name",
"Value": "PRIVATE_SUBNET"
}
],
"VpcId": {
"Ref": "VPC"
}
}
},
"DefaultSecurityGroup": {
"Type": "AWS::EC2::SecurityGroup",
"Properties": {
"GroupDescription": "Default Instance SecurityGroup",
"SecurityGroupIngress": [
{
"IpProtocol": "-1",
"CidrIp": {
"Ref": "VpcCidr"
}
}
],
"Tags": [
{
"Key": "Name",
"Value": "DEFAULT_SECURITY_GROUP"
}
],
"VpcId": {
"Ref": "VPC"
}
}
},
"PublicRouteTable": {
"Type": "AWS::EC2::RouteTable",
"Properties": {
"VpcId": {
"Ref": "VPC"
},
"Tags": [
{
"Key": "Name",
"Value": "PUBLIC_ROUTE_TABLE"
}
]
}
},
"PublicRoute": {
"Type": "AWS::EC2::Route",
"Properties": {
"DestinationCidrBlock": {
"Ref": "AnyCidr"
},
"GatewayId": {
"Ref": "InternetGateWay"
},
"RouteTableId": {
"Ref": "PublicRouteTable"
}
}
},
"PublicSubnetRouteTableAssociation": {
"Type": "AWS::EC2::SubnetRouteTableAssociation",
"Properties": {
"RouteTableId": {
"Ref": "PublicRouteTable"
},
"SubnetId": {
"Ref": "PublicSubnet"
}
}
},
"NATEIP": {
"Type": "AWS::EC2::EIP",
"Properties": {
"InstanceId": {
"Ref": "NATInstance"
}
}
},
"NATInstance": {
"Type": "AWS::EC2::Instance",
"Properties": {
"InstanceType": {
"Ref": "NATInstanceType"
},
"KeyName": {
"Ref": "KeyName"
},
"SubnetId": {
"Ref": "PublicSubnet"
},
"SourceDestCheck": false,
"ImageId": {
"Fn::FindInMap": [
"AWSNATAMI",
{
"Ref": "AWS::Region"
},
"AMI"
]
},
"Tags": [
{
"Key": "Name",
"Value": "NAT"
}
],
"SecurityGroupIds": [
{
"Ref": "NATSecurityGroup"
}
]
}
},
"PrivateSubnetRouteTable": {
"Type": "AWS::EC2::RouteTable",
"Properties": {
"VpcId": {
"Ref": "VPC"
},
"Tags": [
{
"Key": "Name",
"Value": "PRIVATE_SUBNET_ROUTE_TABLE"
}
]
}
},
"PrivateSubnetRoute": {
"Type": "AWS::EC2::Route",
"Properties": {
"DestinationCidrBlock": {
"Ref": "AnyCidr"
},
"InstanceId": {
"Ref": "NATInstance"
},
"RouteTableId": {
"Ref": "PrivateSubnetRouteTable"
}
}
},
"PrivateSubnetRouteTableAssociation": {
"Type": "AWS::EC2::SubnetRouteTableAssociation",
"Properties": {
"RouteTableId": {
"Ref": "PrivateSubnetRouteTable"
},
"SubnetId": {
"Ref": "PrivateSubnet"
}
}
},
"NATSecurityGroup": {
"Type": "AWS::EC2::SecurityGroup",
"Properties": {
"GroupDescription": "NAT Instance SecurityGroup",
"SecurityGroupIngress": [
{
"IpProtocol": "-1",
"CidrIp": {
"Ref": "VpcCidr"
}
}
],
"Tags": [
{
"Key": "Name",
"Value": "NAT_SECURITY_GROUP"
}
],
"VpcId": {
"Ref": "VPC"
}
}
}
},
"Outputs": {
"VPCId": {
"Description": "VPC id",
"Value": {
"Ref": "VPC"
}
},
"PublicSubnetId": {
"Description": "public subnet id",
"Value": {
"Ref": "PublicSubnet"
}
},
"PrivateSubnetId": {
"Description": "private subnet id",
"Value": {
"Ref": "PrivateSubnet"
}
},
"NATSecurityGroupId": {
"Description": "NAT SG id",
"Value": {
"Ref": "NATSecurityGroup"
}
},
"NATEIP": {
"Description": "NAT Server EIP.",
"Value": {
"Ref": "NATEIP"
}
}
}
}
|
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