srpmhost-amzn.tmpl.json

{
  "AWSTemplateFormatVersion": "2010-09-09",
  "Description": "This template deploys an EL6 with RPM packaging tools pre-installed",
  "Parameters": {
    "AmiId": {
      "Description": "ID of the AMI to launch",
      "ConstraintDescription": "All ID's must start 'ami-' followed by an 8- to 17-character alphanumeric string.",
      "Type": "String",
      "AllowedPattern": "^ami-[0-9a-z]{8}$|^ami-[0-9a-z]{17}$"
    },
    "InstanceRole" : {
      "Description" : "IAM instance role to apply to the instance(s)",
      "Type" : "String",
      "Default" : ""
    },
    "NoPublicIp": {
      "Description": "Controls whether to assign the instance a public IP.",
      "Type": "String",
      "Default": "false",
      "AllowedValues": [
        "false",
        "true"
      ]
    },
    "NoReboot": {
      "Description": "Controls whether to reboot the instance as the last step of cfn-init execution",
      "Type": "String",
      "Default": "true",
      "AllowedValues": [
        "false",
        "true"
      ]
    },
    "RootEBSsize": {
      "Description": "Select size of root EBS volume (in GiB)",
      "ConstraintDescription": "A numeric value between '8' and '50'.",
      "Type": "Number",
      "Default": "8",
      "MinValue": "8",
      "MaxValue": "50"
    },
    "RpmBucket": {
      "Description": "Name of the Bucket for fetching/stowing RPMs",
      "ConstraintDescription": "All characters must be legal DNS characters",
      "Type": "String",
      "AllowedPattern": "^[0-9a-z-]{4,48}$"
    },
    "SecurityGroupIds": {
      "Description": "List of security groups to apply to the instance(s)",
      "Type": "List<AWS::EC2::SecurityGroup::Id>"
    },
    "SubnetIds": {
      "Type": "String",
      "Description": "Subnet to associate to the Instance"
    }
  },
  "Conditions": {
    "AssignInstanceRole" :
    {
      "Fn::Not" : [
        {
          "Fn::Equals" : [
            {
              "Ref" : "InstanceRole"
            },
            ""
          ]
        }
      ]
    },
    "Reboot": {
      "Fn::Not": [
        {
          "Fn::Equals": [
            {
              "Ref": "NoReboot"
            },
            "true"
          ]
        }
      ]
    },
    "AssignPublicIp": {
      "Fn::Not": [
        {
          "Fn::Equals": [
            {
              "Ref": "NoPublicIp"
            },
            "true"
          ]
        }
      ]
    }
  },
  "Mappings": {
    "Distro2RootDevice": {
      "RedHat": {
        "DeviceName": "sda1"
      },
      "CentOS": {
        "DeviceName": "sda1"
      }
    }
  },
  "Metadata": {
    "AWS::CloudFormation::Interface": {
      "ParameterGroups": [
        {
          "Label": {
            "default": "EC2 Instance Configuration"
          },
          "Parameters": [
            "AmiId",
            "InstanceRole",
            "NoReboot",
            "RootEBSsize",
            "RpmBucket"
          ]
        },
        {
          "Label": {
            "default": "Network Configuration"
          },
          "Parameters": [
            "SubnetIds",
            "SecurityGroupIds",
            "NoPublicIp"
          ]
        }
      ]
    }
  },
  "Resources": {
    "ValidationInstance": {
      "Type": "AWS::EC2::Instance",
      "Properties": {
        "ImageId": {
          "Ref": "AmiId"
        },
        "InstanceType": "t2.micro",
        "IamInstanceProfile" : {
          "Fn::If" : [
            "AssignInstanceRole",
            { "Ref" : "InstanceRole" },
            { "Ref" : "AWS::NoValue" }
          ]
        },
        "Tags": [
          {
            "Key": "Name",
            "Value": {
              "Fn::Join": [
                "",
                [
                  {
                    "Ref": "AWS::StackName"
                  }
                ]
              ]
            }
          }
        ],
        "BlockDeviceMappings": [
          {
            "DeviceName": "/dev/xvda",
            "Ebs": {
              "VolumeType": "gp2",
              "VolumeSize" : {
                "Ref": "RootEBSsize"
              },
              "DeleteOnTermination": "true"
            }
          }
        ],
        "NetworkInterfaces": [
          {
            "DeviceIndex": "0",
            "AssociatePublicIpAddress": {
              "Fn::If": [
                "AssignPublicIp",
                "true",
                "false"
              ]
            },
            "GroupSet": {
              "Ref": "SecurityGroupIds"
            },
            "SubnetId": {
              "Ref": "SubnetIds"
            }
          }
        ],
        "UserData": {
          "Fn::Base64": {
            "Fn::Join": [
              "",
              [
                "#cloud-config\n",
                "\n",
                "package_upgrade: true\n",
                "\n",
                "runcmd:\n",
                "  - yum install -y ec2* aws*\n",
                "  - |-\n",
                "        \n",
                "        # Download the SRPMs for all installed Amzn RPMs\n",
                "        for SRPM in $(rpm -qa ec2* aws* --qf '%{name}\\n')\n",
                "        do\n",
                "           echo yes | get_reference_source -p ${SRPM}\n",
                "        done\n",
                "        \n",
                "        # Load any new SRPMs to the S3 bukkit\n",
                "        aws s3 sync /usr/src/srpm/debug/ ",
                           "s3://",
                {
                  "Ref": "RpmBucket"
                },
                             "/SRPMS/\n"
              ]
            ]
          }
        }
      },
      "Metadata": {
        "AWS::CloudFormation::Init": {
        }
      }
    }
  }
}