fe01d0aa29
- Send cfn-signal on error, so that stack creation can be cancelled earlier without waiting for the timeout - Other minor improvements
836 lines
29 KiB
Plaintext
836 lines
29 KiB
Plaintext
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"CidrBlock": "10.0.0.0/24"
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},
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},
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"VpnSubnet": {
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"Type": "AWS::EC2::Subnet",
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"Properties": {
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"VpcId": {
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"Ref": "VpnVpc"
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},
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"CidrBlock": "10.0.0.0/24",
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"MapPublicIpOnLaunch": true,
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"AvailabilityZone": {
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},
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"VpcInternetGateway"
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]
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},
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"VpnRouteTable": {
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"Type": "AWS::EC2::RouteTable",
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|
"Properties": {
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|
"VpcId": {
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"Ref": "VpnVpc"
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}
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},
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"Metadata": {
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}
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},
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"DependsOn": [
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"VpnSubnet"
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]
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},
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"PublicInternetRoute": {
|
|
"Type": "AWS::EC2::Route",
|
|
"Properties": {
|
|
"DestinationCidrBlock": "0.0.0.0/0",
|
|
"RouteTableId": {
|
|
"Ref": "VpnRouteTable"
|
|
},
|
|
"GatewayId": {
|
|
"Ref": "VpcInternetGateway"
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|
}
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},
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"Metadata": {
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"AWS::CloudFormation::Designer": {
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"id": "5262ea47-2337-4be8-a4d1-1f0af38a1731"
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}
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},
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"DependsOn": [
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|
"VpnRouteTable",
|
|
"VpcInternetGateway",
|
|
"InternetGatewayAttachment"
|
|
]
|
|
},
|
|
"VpnInstance": {
|
|
"Type": "AWS::EC2::Instance",
|
|
"CreationPolicy": {
|
|
"ResourceSignal": {
|
|
"Timeout": "PT15M"
|
|
}
|
|
},
|
|
"Properties": {
|
|
"UserData": {
|
|
"Fn::Base64": {
|
|
"Fn::Join": [
|
|
"",
|
|
[
|
|
"#!/bin/bash -xe\n",
|
|
"trap 'cfn-signal -e 1 ",
|
|
" --stack ",
|
|
{
|
|
"Ref": "AWS::StackName"
|
|
},
|
|
" --resource VpnInstance ",
|
|
" --region ",
|
|
{
|
|
"Ref": "AWS::Region"
|
|
},
|
|
"' ERR\n",
|
|
"sleep 60\n",
|
|
"export DEBIAN_FRONTEND=noninteractive\n",
|
|
"apt-get -yq update\n",
|
|
"apt-get -yq install python3-pip\n",
|
|
"pip3 install https://s3.amazonaws.com/cloudformation-examples/aws-cfn-bootstrap-py3-latest.tar.gz\n",
|
|
"export VPN_IPSEC_PSK='",
|
|
{
|
|
"Ref": "VpnIpsecPsk"
|
|
},
|
|
"'\n",
|
|
"export VPN_USER='",
|
|
{
|
|
"Ref": "VpnUser"
|
|
},
|
|
"'\n",
|
|
"export VPN_PASSWORD='",
|
|
{
|
|
"Ref": "VpnPassword"
|
|
},
|
|
"'\n",
|
|
"wget -t 3 -T 30 -nv -O vpnsetup.sh https://git.io/vpnsetup\n",
|
|
"sh vpnsetup.sh\n",
|
|
"cfn-signal -e 0 ",
|
|
" --stack ",
|
|
{
|
|
"Ref": "AWS::StackName"
|
|
},
|
|
" --resource VpnInstance ",
|
|
" --region ",
|
|
{
|
|
"Ref": "AWS::Region"
|
|
},
|
|
"\n"
|
|
]
|
|
]
|
|
}
|
|
},
|
|
"SecurityGroupIds": [
|
|
{
|
|
"Fn::GetAtt": [
|
|
"VpnSecurityGroup",
|
|
"GroupId"
|
|
]
|
|
}
|
|
],
|
|
"SubnetId": {
|
|
"Ref": "VpnSubnet"
|
|
},
|
|
"AvailabilityZone": {
|
|
"Fn::Sub": "${AWS::Region}a"
|
|
},
|
|
"InstanceType": {
|
|
"Ref": "InstanceType"
|
|
},
|
|
"KeyName": {
|
|
"Fn::GetAtt": [
|
|
"KeyPairInfo",
|
|
"KeyName"
|
|
]
|
|
},
|
|
"ImageId": {
|
|
"Fn::GetAtt": [
|
|
"AMIInfo",
|
|
"AMIId"
|
|
]
|
|
}
|
|
},
|
|
"Metadata": {
|
|
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|
"id": "40c2d4e7-f01a-45b2-8878-a06680aa2216"
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|
}
|
|
},
|
|
"DependsOn": [
|
|
"VpnRouteTable",
|
|
"VpnServerVolume",
|
|
"KeyPairCreation",
|
|
"AMIInfoFunction",
|
|
"VpnSecurityGroup"
|
|
]
|
|
},
|
|
"VpnSecurityGroup": {
|
|
"Type": "AWS::EC2::SecurityGroup",
|
|
"Properties": {
|
|
"GroupDescription": "The VPN Security Group, allowing ingress UDP traffic at port 4500 and 500.",
|
|
"GroupName": "VpnSecurityGroup",
|
|
"VpcId": {
|
|
"Ref": "VpnVpc"
|
|
},
|
|
"SecurityGroupIngress": [
|
|
{
|
|
"CidrIp": "0.0.0.0/0",
|
|
"IpProtocol": "tcp",
|
|
"FromPort": 22,
|
|
"ToPort": 22
|
|
},
|
|
{
|
|
"CidrIp": "0.0.0.0/0",
|
|
"IpProtocol": "udp",
|
|
"FromPort": 500,
|
|
"ToPort": 500
|
|
},
|
|
{
|
|
"CidrIp": "0.0.0.0/0",
|
|
"IpProtocol": "udp",
|
|
"FromPort": 4500,
|
|
"ToPort": 4500
|
|
}
|
|
],
|
|
"SecurityGroupEgress": [
|
|
{
|
|
"CidrIp": "0.0.0.0/0",
|
|
"IpProtocol": -1
|
|
}
|
|
]
|
|
},
|
|
"Metadata": {
|
|
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|
"id": "ec256f27-66c3-423c-9d98-b9f0f634e7b8"
|
|
}
|
|
}
|
|
},
|
|
"VpnServerVolume": {
|
|
"Type": "AWS::EC2::Volume",
|
|
"Properties": {
|
|
"AvailabilityZone": {
|
|
"Fn::Sub": "${AWS::Region}a"
|
|
},
|
|
"Size": 8
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|
},
|
|
"Metadata": {
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|
"AWS::CloudFormation::Designer": {
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|
|
}
|
|
}
|
|
},
|
|
"VpcInternetGateway": {
|
|
"Type": "AWS::EC2::InternetGateway",
|
|
"Properties": {},
|
|
"Metadata": {
|
|
"AWS::CloudFormation::Designer": {
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|
"id": "464ea4ae-199c-4917-9404-aed674a8615a"
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}
|
|
},
|
|
"DependsOn": [
|
|
"VpnVpc"
|
|
]
|
|
},
|
|
"EC2SRTA4VJU5": {
|
|
"Type": "AWS::EC2::SubnetRouteTableAssociation",
|
|
"Properties": {
|
|
"RouteTableId": {
|
|
"Ref": "VpnRouteTable"
|
|
},
|
|
"SubnetId": {
|
|
"Ref": "VpnSubnet"
|
|
}
|
|
},
|
|
"Metadata": {
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"AWS::CloudFormation::Designer": {
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"id": "5bb16646-dc1e-4661-9164-6ecc6848dc83"
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|
}
|
|
}
|
|
},
|
|
"KeyPairCreation": {
|
|
"Type": "AWS::Lambda::Function",
|
|
"Properties": {
|
|
"Handler": "index.handler",
|
|
"Runtime": "python3.7",
|
|
"Role": {
|
|
"Fn::GetAtt": [
|
|
"LambdaExecutionRole",
|
|
"Arn"
|
|
]
|
|
},
|
|
"Timeout": 30,
|
|
"Code": {
|
|
"ZipFile": {
|
|
"Fn::Join": [
|
|
"\n",
|
|
[
|
|
"import boto3",
|
|
"import cfnresponse",
|
|
"import string",
|
|
"import random",
|
|
"'''",
|
|
"This python program should be embedded into its designated cloudformation",
|
|
"template as the inline code of one of the lambda functions.",
|
|
"'''",
|
|
"def handler(event, context):",
|
|
" try:",
|
|
" keyName = ''.join(random.SystemRandom().choice(string.ascii_letters + string.digits) for _ in range(10))",
|
|
" region = event['ResourceProperties']['Region']",
|
|
" ec2 = boto3.client('ec2',region)",
|
|
" response = ec2.create_key_pair(",
|
|
" KeyName=keyName",
|
|
" )",
|
|
" keyMaterial = response['KeyMaterial']",
|
|
" cfnresponse.send(event, context, cfnresponse.SUCCESS, {'KeyMaterial':keyMaterial, 'KeyName':keyName}, 'KeyPairInfo')",
|
|
" except Exception:",
|
|
" cfnresponse.send(event, context, cfnresponse.FAILED, {})"
|
|
]
|
|
]
|
|
}
|
|
}
|
|
},
|
|
"Metadata": {
|
|
"AWS::CloudFormation::Designer": {
|
|
"id": "99fce86e-18b8-4b1b-a572-7bef3c5cece7"
|
|
}
|
|
},
|
|
"DependsOn": [
|
|
"LambdaExecutionRole"
|
|
]
|
|
},
|
|
"AMIInfo": {
|
|
"Type": "Custom::AMIInfo",
|
|
"Properties": {
|
|
"Region": {
|
|
"Ref": "AWS::Region"
|
|
},
|
|
"ServiceToken": {
|
|
"Fn::GetAtt": [
|
|
"AMIInfoFunction",
|
|
"Arn"
|
|
]
|
|
},
|
|
"Distribution": {
|
|
"Ref": "OS"
|
|
}
|
|
},
|
|
"Metadata": {
|
|
"AWS::CloudFormation::Designer": {
|
|
"id": "2c5cc5a9-5a17-4d54-80ea-56e204c9c1a1"
|
|
}
|
|
},
|
|
"DependsOn": [
|
|
"AMIInfoFunction"
|
|
]
|
|
},
|
|
"AMIInfoFunction": {
|
|
"Type": "AWS::Lambda::Function",
|
|
"Properties": {
|
|
"Handler": "index.handler",
|
|
"Runtime": "python3.7",
|
|
"Role": {
|
|
"Fn::GetAtt": [
|
|
"LambdaExecutionRole",
|
|
"Arn"
|
|
]
|
|
},
|
|
"Code": {
|
|
"ZipFile": {
|
|
"Fn::Join": [
|
|
"\n",
|
|
[
|
|
"import boto3",
|
|
"import cfnresponse",
|
|
"def creation_date(e):",
|
|
" return e['CreationDate']",
|
|
"",
|
|
"def handler(event, context):",
|
|
" try:",
|
|
" regionName = event['ResourceProperties']['Region']",
|
|
" distribution = event['ResourceProperties']['Distribution']",
|
|
" ec2 = boto3.client('ec2',regionName)",
|
|
" IAMName = ''",
|
|
" if distribution == 'Ubuntu16.04':",
|
|
" IAMName = 'ubuntu/images/hvm-ssd/ubuntu-xenial-16.04-amd64-server-*'",
|
|
" elif distribution == 'Ubuntu18.04':",
|
|
" IAMName = 'ubuntu/images/hvm-ssd/ubuntu-bionic-18.04-amd64-server-*'",
|
|
" elif distribution == 'Ubuntu20.04':",
|
|
" IAMName = 'ubuntu/images/hvm-ssd/ubuntu-focal-20.04-amd64-server-*'",
|
|
" elif distribution == 'Debian9':",
|
|
" IAMName = 'debian-stretch-hvm-x86_64-gp2-*'",
|
|
" response = ec2.describe_images(Filters=[{'Name':'name', 'Values':[IAMName]}], Owners=['099720109477', '379101102735'])",
|
|
" images = response['Images']",
|
|
" images.sort(key=creation_date,reverse=True)",
|
|
" AMIId = images[0]['ImageId']",
|
|
" cfnresponse.send(event, context, cfnresponse.SUCCESS, {'AMIId':AMIId}, 'AMIInfo')",
|
|
" except Exception:",
|
|
" cfnresponse.send(event, context, cfnresponse.FAILED, {})"
|
|
]
|
|
]
|
|
}
|
|
},
|
|
"Timeout": 30
|
|
},
|
|
"Metadata": {
|
|
"AWS::CloudFormation::Designer": {
|
|
"id": "58a1ab6f-49ac-4ffa-93c7-3f708bf65871"
|
|
}
|
|
},
|
|
"DependsOn": [
|
|
"LambdaExecutionRole"
|
|
]
|
|
},
|
|
"LambdaExecutionRole": {
|
|
"Type": "AWS::IAM::Role",
|
|
"Properties": {
|
|
"AssumeRolePolicyDocument": {
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Principal": {
|
|
"Service": "lambda.amazonaws.com"
|
|
},
|
|
"Action": [
|
|
"sts:AssumeRole"
|
|
]
|
|
},
|
|
{
|
|
"Effect": "Allow",
|
|
"Principal": {
|
|
"Service": [
|
|
"ec2.amazonaws.com"
|
|
]
|
|
},
|
|
"Action": [
|
|
"sts:AssumeRole"
|
|
]
|
|
}
|
|
]
|
|
},
|
|
"Path": "/",
|
|
"Policies": [
|
|
{
|
|
"PolicyName": "root",
|
|
"PolicyDocument": {
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "*",
|
|
"Resource": "*"
|
|
}
|
|
]
|
|
}
|
|
}
|
|
]
|
|
},
|
|
"Metadata": {
|
|
"AWS::CloudFormation::Designer": {
|
|
"id": "d3fab7a7-d694-435e-930d-ff7693dffbbc"
|
|
}
|
|
}
|
|
},
|
|
"KeyPairInfo": {
|
|
"Type": "Custom::KeyPairInfo",
|
|
"Properties": {
|
|
"Region": {
|
|
"Ref": "AWS::Region"
|
|
},
|
|
"ServiceToken": {
|
|
"Fn::GetAtt": [
|
|
"KeyPairCreation",
|
|
"Arn"
|
|
]
|
|
}
|
|
},
|
|
"Metadata": {
|
|
"AWS::CloudFormation::Designer": {
|
|
"id": "e81dfbbc-e8ee-4f4b-adb0-b314056ab0b3"
|
|
}
|
|
},
|
|
"DependsOn": [
|
|
"KeyPairCreation"
|
|
]
|
|
},
|
|
"InternetGatewayAttachment": {
|
|
"Type": "AWS::EC2::VPCGatewayAttachment",
|
|
"Properties": {
|
|
"InternetGatewayId": {
|
|
"Ref": "VpcInternetGateway"
|
|
},
|
|
"VpcId": {
|
|
"Ref": "VpnVpc"
|
|
}
|
|
},
|
|
"Metadata": {
|
|
"AWS::CloudFormation::Designer": {
|
|
"id": "9d3d19ab-d561-4f59-89de-73498eeeebda"
|
|
}
|
|
}
|
|
},
|
|
"EC2VA41EUF": {
|
|
"Type": "AWS::EC2::VolumeAttachment",
|
|
"Properties": {
|
|
"Device": "/dev/sdh",
|
|
"VolumeId": {
|
|
"Ref": "VpnServerVolume"
|
|
},
|
|
"InstanceId": {
|
|
"Ref": "VpnInstance"
|
|
}
|
|
},
|
|
"Metadata": {
|
|
"AWS::CloudFormation::Designer": {
|
|
"id": "361e0035-6c5a-48df-8339-3e31f19bf032"
|
|
}
|
|
}
|
|
}
|
|
},
|
|
"Parameters": {
|
|
"VpnUser": {
|
|
"Type": "String",
|
|
"Description": "Your VPN username"
|
|
},
|
|
"VpnIpsecPsk": {
|
|
"Type": "String",
|
|
"Description": "Your VPN IPsec PSK (pre-shared key)"
|
|
},
|
|
"VpnPassword": {
|
|
"Type": "String",
|
|
"Description": "Your VPN password"
|
|
},
|
|
"OS": {
|
|
"Type": "String",
|
|
"Description": "The OS of your VPN server. Default: Ubuntu 20.04",
|
|
"Default": "Ubuntu20.04",
|
|
"AllowedValues": [
|
|
"Ubuntu20.04",
|
|
"Ubuntu18.04",
|
|
"Ubuntu16.04",
|
|
"Debian9"
|
|
]
|
|
},
|
|
"InstanceType": {
|
|
"Type": "String",
|
|
"Description": "The instance type of your VPN server. Using t2.micro may qualify for the AWS Free Tier.",
|
|
"AllowedValues": [
|
|
"t2.micro",
|
|
"t3.nano",
|
|
"m5.large",
|
|
"t3.micro",
|
|
"t3.small",
|
|
"t2.nano",
|
|
"t2.small",
|
|
"t3a.nano",
|
|
"t3a.micro",
|
|
"t3a.small",
|
|
"m5a.large",
|
|
"t1.micro"
|
|
],
|
|
"Default": "t2.micro"
|
|
}
|
|
},
|
|
"Outputs": {
|
|
"VPNAddress": {
|
|
"Description": "This is the public IP of your newly-launched VPN server.",
|
|
"Value": {
|
|
"Fn::GetAtt": [
|
|
"VpnInstance",
|
|
"PublicIp"
|
|
]
|
|
}
|
|
},
|
|
"VPNUsername": {
|
|
"Description": "Your VPN username",
|
|
"Value": {
|
|
"Ref": "VpnUser"
|
|
}
|
|
},
|
|
"VPNPassword": {
|
|
"Description": "Your VPN password",
|
|
"Value": {
|
|
"Ref": "VpnPassword"
|
|
}
|
|
},
|
|
"VPNKey": {
|
|
"Description": "Your VPN IPsec PSK (pre-shared key)",
|
|
"Value": {
|
|
"Ref": "VpnIpsecPsk"
|
|
}
|
|
},
|
|
"EC2PrivateKeyMaterial": {
|
|
"Description": "The content of your private key for accessing the VPN server via SSH. Save it as a file for use when connecting.",
|
|
"Value": {
|
|
"Fn::GetAtt": [
|
|
"KeyPairInfo",
|
|
"KeyMaterial"
|
|
]
|
|
}
|
|
},
|
|
"NextStep": {
|
|
"Description": "Learn how to configure VPN clients.",
|
|
"Value": "https://github.com/hwdsl2/setup-ipsec-vpn#next-steps"
|
|
}
|
|
}
|
|
}
|