CloudFormation Template Sample

cfntemplate.json

{
    "AWSTemplateFormatVersion" : "2010-09-09",
    "Description"              : "",
    "Parameters"               : {
    },
    "Resources"                : {
        "IISServer" : {
            "Type" : "AWS::EC2::Instance",
            "Metadata" : {
                "AWS::CloudFormation::Init" : {
                    "configSets" : {
                        "config" : [
                            "setup",
                            "finalize"
                        ]
                    },
                    "setup"      : {
                        "files" : {
                            "c:\\cfn\\cfn-hup.conf" : {
                                "content" : {
                                    "Fn::Join" : [
                                        "",
                                        [
                                            "[main]\n",
                                            "stack=",
                                            {
                                                "Ref" : "AWS::StackName"
                                            },
                                            "\n",
                                            "region=",
                                            {
                                                "Ref" : "AWS::Region"
                                            },
                                            "\n"
                                        ]
                                    ]
                                }
                            },
                            "c:\\cfn\\hooks.d\\cfn-auto-reloader.conf" : {
                                "content" : {
                                    "Fn::Join" : [
                                        "",
                                        [
                                            "[cfn-auto-reloader-hook]\n",
                                            "triggers=post.update\n",
                                            "path=Resources.IISServer.Metadata.AWS::CloudFormation::Init\n",
                                            "action=cfn-init.exe -v -c config -s ",
                                            {
                                                "Ref" : "AWS::StackId"
                                            },
                                            " -r IISServer",
                                            " --region ",
                                            {
                                                "Ref" : "AWS::Region"
                                            },
                                            "\n"
                                        ]
                                    ]
                                }
                            },
                            "c:\\cfn\\scripts\\Install-IIS.ps1"        : {
                                "content" : {
                                    "Fn::Join" : [
                                        "",
                                        [
                                            "Import-Module ServerManager\n",
                                            "Install-WindowsFeature -Name Web-Server -IncludeAllSubFeature -IncludeManagementTools\n"
                                        ]
                                    ]
                                }
                            }
                        },
                        "services" : {
                            "windows" : {
                                "cfn-hup" : {
                                    "enabled" : "true",
                                    "ensureRunning" : "true",
                                    "files"         : [
                                        "c:\\cfn\\cfn-hup.conf",
                                        "c:\\cfn\\hooks.d\\cfn-auto-reloader.conf"
                                    ]
                                }
                            }
                        },
                        "commands" : {
                            "a-set-execution-policy" : {
                                "command" : "powershell.exe -command Set-ExecutionPolicy RemoteSigned -Force",
                                "waitAfterCompletion" : "0"
                            },
                            "b-install-IIS"          : {
                                "command" : {
                                    "Fn::Join" : [
                                        "",
                                        [
                                            "powershell.exe -ExecutionPolicy RemoteSigned -Command c:\\cfn\\scripts\\Install-IIS.ps1"
                                        ]
                                    ]
                                },
                                "waitAfterCompletion" : "0"
                            }
                        }
                    },
                    "finalize"   : {
                        "commands" : {
                            "signal-completion" : {
                                "command" : {
                                    "Fn::Join" : [
                                        "",
                                        [
                                            "cfn-signal.exe -e %ERRORLEVEL% --stack ",
                                            {
                                                "Ref" : "AWS::StackName"
                                            },
                                            "         --resource IISServer ",
                                            "         --region ",
                                            {
                                                "Ref" : "AWS::Region"
                                            }
                                        ]
                                    ]
                                }
                            }
                        }
                    }
                }
            },
            "Properties" : {
                "ImageId" : "ami-899eafea",
                "InstanceType" : "t2.micro",
                "KeyName"      : "ManojNair_Sydney",
                "SecurityGroups" : [
                    {
                        "Ref" : "WebSG"
                    }
                ],
                "UserData"       : {
                    "Fn::Base64" : {
                        "Fn::Join" : [
                            "",
                            [
                                "<script>\n",
                                "cfn-init.exe -v -c config -s ",
                                {
                                    "Ref" : "AWS::StackId"
                                },
                                " -r IISServer",
                                " --region ",
                                {
                                    "Ref" : "AWS::Region"
                                },
                                "\n",
                                "</script>\n"
                            ]
                        ]
                    }
                }
            },
            "CreationPolicy" : {
                "ResourceSignal" : {
                    "Count" : 1,
                    "Timeout" : "PT10M"
                }
            }
        },
        "WebSG"     : {
            "Type" : "AWS::EC2::SecurityGroup",
            "Properties" : {
                "GroupDescription" : "Web SG ",
                "SecurityGroupIngress" : [
                    {
                        "IpProtocol" : "tcp",
                        "FromPort"   : "3389",
                        "ToPort"     : "3389",
                        "CidrIp"     : "0.0.0.0/0"
                    },
                    {
                        "IpProtocol" : "tcp",
                        "FromPort"   : "80",
                        "ToPort"     : "80",
                        "CidrIp"     : "0.0.0.0/0"
                    }
                ]
            }
        }
 
    },
    "Outputs"                  : {
        "PublicDNSName" : {
            "Value" : {
                "Fn::Join" : [
                    "",
                    [
                        "http://",
                        {
                            "Fn::GetAtt" : [
                                "IISServer",
                                "PublicDnsName"
                            ]
                        }
                    ]
                ]
            }
        },
        "WebSG" : {
            "Value" : {"Fn::GetAtt" : [ "WebSG", "GroupId"]}
        }
    }
}