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image_cache_cleaner_template.json
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{
"AWSTemplateFormatVersion":"2010-09-09",
"Description":"AWS Self Terminating example",
"Parameters":{
"LorisServerStackName": {
"Description": "Name of an active CloudFormation stack that contains the EFS volume to be cleaned.",
"Type": "String",
"MinLength" : 1,
"MaxLength" : 255,
"AllowedPattern" : "^[a-zA-Z][-a-zA-Z0-9]*$",
"Default" : "PUAM-LorisServer"
},
"VPCId": {
"Description": "VPC in which the Loris stack should be created",
"Type": "AWS::EC2::VPC::Id"
},
"SubnetId": {
"Description": "Subnet in which the Loris stack should be created",
"Type": "AWS::EC2::Subnet::Id"
},
"KeyName":{
"Description": "Name of an existing EC2 KeyPair to enable SSH access to the instances",
"Type": "AWS::EC2::KeyPair::KeyName",
"ConstraintDescription": "must be the name of an existing EC2 KeyPair."
},
"InstanceType": {
"Description": "Loris Server EC2 instance type",
"Type": "String",
"Default": "t2.small",
"AllowedValues": [
"t1.micro",
"t2.nano",
"t2.micro",
"t2.small",
"t2.medium",
"t2.large",
"m1.small",
"m1.medium",
"m1.large",
"m1.xlarge",
"m2.xlarge",
"m2.2xlarge",
"m2.4xlarge",
"m3.medium",
"m3.large",
"m3.xlarge",
"m3.2xlarge",
"m4.large",
"m4.xlarge",
"m4.2xlarge",
"m4.4xlarge",
"m4.10xlarge",
"c1.medium",
"c1.xlarge",
"c3.large",
"c3.xlarge",
"c3.2xlarge",
"c3.4xlarge",
"c3.8xlarge",
"c4.large",
"c4.xlarge",
"c4.2xlarge",
"c4.4xlarge",
"c4.8xlarge",
"g2.2xlarge",
"g2.8xlarge",
"r3.large",
"r3.xlarge",
"r3.2xlarge",
"r3.4xlarge",
"r3.8xlarge",
"i2.xlarge",
"i2.2xlarge",
"i2.4xlarge",
"i2.8xlarge",
"d2.xlarge",
"d2.2xlarge",
"d2.4xlarge",
"d2.8xlarge",
"hi1.4xlarge",
"hs1.8xlarge",
"cr1.8xlarge",
"cc2.8xlarge",
"cg1.4xlarge"
],
"ConstraintDescription": "must be a valid EC2 instance type."
},
"SSHLocation":{
"Description":" The IP address range that can be used to SSH to the EC2 instances",
"Type":"String",
"MinLength":"9",
"MaxLength":"18",
"Default":"0.0.0.0/0",
"AllowedPattern":"(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})/(\\d{1,2})",
"ConstraintDescription":"must be a valid IP CIDR range of the form x.x.x.x/x."
},
"ScaleUpTme":{
"Description":"Recurring cron style scale up time",
"Type":"String",
"Default":"0 0 * * *"
},
"ScaleDownTme":{
"Description":"Recurring cron style scale down time (dead switch in case cron overruns)",
"Type":"String",
"Default":"0 12 * * *"
}
},
"Mappings": {
"AWSInstanceType2Arch": {
"t1.micro": {"Arch": "PV64"},
"t2.nano": {"Arch": "HVM64"},
"t2.micro": {"Arch": "HVM64"},
"t2.small": {"Arch": "HVM64"},
"t2.medium": {"Arch": "HVM64"},
"t2.large": {"Arch": "HVM64"},
"m1.small": {"Arch": "PV64"},
"m1.medium": {"Arch": "PV64"},
"m1.large": {"Arch": "PV64"},
"m1.xlarge": {"Arch": "PV64"},
"m2.xlarge": {"Arch": "PV64"},
"m2.2xlarge": {"Arch": "PV64"},
"m2.4xlarge": {"Arch": "PV64"},
"m3.medium": {"Arch": "HVM64"},
"m3.large": {"Arch": "HVM64"},
"m3.xlarge": {"Arch": "HVM64"},
"m3.2xlarge": {"Arch": "HVM64"},
"m4.large": {"Arch": "HVM64"},
"m4.xlarge": {"Arch": "HVM64"},
"m4.2xlarge": {"Arch": "HVM64"},
"m4.4xlarge": {"Arch": "HVM64"},
"m4.10xlarge": {"Arch": "HVM64"},
"c1.medium": {"Arch": "PV64"},
"c1.xlarge": {"Arch": "PV64"},
"c3.large": {"Arch": "HVM64"},
"c3.xlarge": {"Arch": "HVM64"},
"c3.2xlarge": {"Arch": "HVM64"},
"c3.4xlarge": {"Arch": "HVM64"},
"c3.8xlarge": {"Arch": "HVM64"},
"c4.large": {"Arch": "HVM64"},
"c4.xlarge": {"Arch": "HVM64"},
"c4.2xlarge": {"Arch": "HVM64"},
"c4.4xlarge": {"Arch": "HVM64"},
"c4.8xlarge": {"Arch": "HVM64"},
"g2.2xlarge": {"Arch": "HVMG2"},
"g2.8xlarge": {"Arch": "HVMG2"},
"r3.large": {"Arch": "HVM64"},
"r3.xlarge": {"Arch": "HVM64"},
"r3.2xlarge": {"Arch": "HVM64"},
"r3.4xlarge": {"Arch": "HVM64"},
"r3.8xlarge": {"Arch": "HVM64"},
"i2.xlarge": {"Arch": "HVM64"},
"i2.2xlarge": {"Arch": "HVM64"},
"i2.4xlarge": {"Arch": "HVM64"},
"i2.8xlarge": {"Arch": "HVM64"},
"d2.xlarge": {"Arch": "HVM64"},
"d2.2xlarge": {"Arch": "HVM64"},
"d2.4xlarge": {"Arch": "HVM64"},
"d2.8xlarge": {"Arch": "HVM64"},
"hi1.4xlarge": {"Arch": "HVM64"},
"hs1.8xlarge": {"Arch": "HVM64"},
"cr1.8xlarge": {"Arch": "HVM64"},
"cc2.8xlarge": {"Arch": "HVM64"}
},
"AWSInstanceType2NATArch": {
"t1.micro": {"Arch": "NATPV64"},
"t2.nano": {"Arch": "NATHVM64"},
"t2.micro": {"Arch": "NATHVM64"},
"t2.small": {"Arch": "NATHVM64"},
"t2.medium": {"Arch": "NATHVM64"},
"t2.large": {"Arch": "NATHVM64"},
"m1.small": {"Arch": "NATPV64"},
"m1.medium": {"Arch": "NATPV64"},
"m1.large": {"Arch": "NATPV64"},
"m1.xlarge": {"Arch": "NATPV64"},
"m2.xlarge": {"Arch": "NATPV64"},
"m2.2xlarge": {"Arch": "NATPV64"},
"m2.4xlarge": {"Arch": "NATPV64"},
"m3.medium": {"Arch": "NATHVM64"},
"m3.large": {"Arch": "NATHVM64"},
"m3.xlarge": {"Arch": "NATHVM64"},
"m3.2xlarge": {"Arch": "NATHVM64"},
"m4.large": {"Arch": "NATHVM64"},
"m4.xlarge": {"Arch": "NATHVM64"},
"m4.2xlarge": {"Arch": "NATHVM64"},
"m4.4xlarge": {"Arch": "NATHVM64"},
"m4.10xlarge": {"Arch": "NATHVM64"},
"c1.medium": {"Arch": "NATPV64"},
"c1.xlarge": {"Arch": "NATPV64"},
"c3.large": {"Arch": "NATHVM64"},
"c3.xlarge": {"Arch": "NATHVM64"},
"c3.2xlarge": {"Arch": "NATHVM64"},
"c3.4xlarge": {"Arch": "NATHVM64"},
"c3.8xlarge": {"Arch": "NATHVM64"},
"c4.large": {"Arch": "NATHVM64"},
"c4.xlarge": {"Arch": "NATHVM64"},
"c4.2xlarge": {"Arch": "NATHVM64"},
"c4.4xlarge": {"Arch": "NATHVM64"},
"c4.8xlarge": {"Arch": "NATHVM64"},
"g2.2xlarge": {"Arch": "NATHVMG2"},
"g2.8xlarge": {"Arch": "NATHVMG2"},
"r3.large": {"Arch": "NATHVM64"},
"r3.xlarge": {"Arch": "NATHVM64"},
"r3.2xlarge": {"Arch": "NATHVM64"},
"r3.4xlarge": {"Arch": "NATHVM64"},
"r3.8xlarge": {"Arch": "NATHVM64"},
"i2.xlarge": {"Arch": "NATHVM64"},
"i2.2xlarge": {"Arch": "NATHVM64"},
"i2.4xlarge": {"Arch": "NATHVM64"},
"i2.8xlarge": {"Arch": "NATHVM64"},
"d2.xlarge": {"Arch": "NATHVM64"},
"d2.2xlarge": {"Arch": "NATHVM64"},
"d2.4xlarge": {"Arch": "NATHVM64"},
"d2.8xlarge": {"Arch": "NATHVM64"},
"hi1.4xlarge": {"Arch": "NATHVM64"},
"hs1.8xlarge": {"Arch": "NATHVM64"},
"cr1.8xlarge": {"Arch": "NATHVM64"},
"cc2.8xlarge": {"Arch": "NATHVM64"}
},
"AWSRegionArch2AMI": {
"us-east-1": {
"PV64": "ami-8ff710e2",
"HVM64": "ami-f5f41398",
"HVMG2": "ami-4afd1d27"
},
"us-west-2": {
"PV64": "ami-eff1028f",
"HVM64": "ami-9abea4fb",
"HVMG2": "ami-ee897b8e"
},
"us-west-1": {
"PV64": "ami-ac85fbcc",
"HVM64": "ami-9abea4fb",
"HVMG2": "ami-69106909"
},
"eu-west-1": {
"PV64": "ami-23ab2250",
"HVM64": "ami-b0ac25c3",
"HVMG2": "ami-936de5e0"
},
"eu-central-1": {
"PV64": "ami-27c12348",
"HVM64": "ami-d3c022bc",
"HVMG2": "ami-8e7092e1"
},
"ap-northeast-1": {
"PV64": "ami-26160d48",
"HVM64": "ami-29160d47",
"HVMG2": "ami-91809aff"
},
"ap-northeast-2": {
"PV64": "NOT_SUPPORTED",
"HVM64": "ami-cf32faa1",
"HVMG2": "NOT_SUPPORTED"
},
"ap-southeast-1": {
"PV64": "ami-f3dd0a90",
"HVM64": "ami-1ddc0b7e",
"HVMG2": "ami-3c30e75f"
},
"ap-southeast-2": {
"PV64": "ami-8f94b9ec",
"HVM64": "ami-0c95b86f",
"HVMG2": "ami-543d1137"
},
"sa-east-1": {
"PV64": "ami-e188018d",
"HVM64": "ami-fb890097",
"HVMG2": "NOT_SUPPORTED"
},
"cn-north-1": {
"PV64": "ami-77a46e1a",
"HVM64": "ami-05a66c68",
"HVMG2": "NOT_SUPPORTED"
}
}
},
"Resources":{
"SelfTerminatingLaunchConfiguration":{
"Type":"AWS::AutoScaling::LaunchConfiguration",
"Metadata":{
"AWS::CloudFormation::Init":{
"configSets": {"cleaner_install": [ "install_packages", "install_awscli", "mount_efs" ]},
"install_packages":{
"packages":{
"apt": {
"nfs-common": []
}
}
},
"install_awscli":{"commands": {
"01_install_awscli": {"command": "sudo pip install awscli"}
}
},
"mount_efs": {"commands": {
"01_create_mountpoint": {"command": {"Fn::Join": [
"",
[
"mkdir /image_cache_2_clean"
]
]}},
"02_mount": {"command": {"Fn::Join": [
"",
[
"mount -t nfs4 -o nfsvers=4.1 $(curl -s http://169.254.169.254/latest/meta-data/placement/availability-zone).",
{ "Fn::ImportValue" : {"Fn::Sub": "${LorisServerStackName}-EFSVolumeID" } },
".efs.",
{"Ref": "AWS::Region"},
".amazonaws.com:/ /image_cache_2_clean"
]
]}}
}
}}
},
"Properties":{
"ImageId":{
"Fn::FindInMap":[
"AWSRegionArch2AMI",
{
"Ref":"AWS::Region"
},
{
"Fn::FindInMap":[
"AWSInstanceType2Arch",
{
"Ref":"InstanceType"
},
"Arch"
]
}
]
},
"InstanceType":{
"Ref":"InstanceType"
},
"SecurityGroups":[
{
"Ref":"SelfTerminatingSecurityGroup"
},
{ "Fn::ImportValue" : {"Fn::Sub": "${LorisServerStackName}-LorisServerSecurityGroupID" } }
],
"KeyName":{
"Ref":"KeyName"
},
"IamInstanceProfile":{
"Ref":"SelfTerminatingInstanceProfile"
},
"UserData":{
"Fn::Base64":{
"Fn::Join":[
"",
[
"#!/bin/bash -xe\n",
"apt-get update\n",
"apt-get dist-upgrade -y\n",
"apt-get install -y python-setuptools python-pip\n",
"easy_install https://s3.amazonaws.com/cloudformation-examples/aws-cfn-bootstrap-latest.tar.gz\n",
"pip install pyopenssl ndg-httpsclient pyasn1\n",
"cp /usr/local/bin/cfn-hup /etc/init.d/cfn-hup \n",
"chmod +x /etc/init.d/cfn-hup \n",
"update-rc.d cfn-hup defaults \n ",
"service cfn-hup start \n",
"/usr/local/bin/cfn-init -v ",
" --stack ",
{
"Ref":"AWS::StackId"
},
" -r SelfTerminatingLaunchConfiguration",
" --configsets cleaner_install ",
" --region ",
{
"Ref":"AWS::Region"
},
"\n",
"instance_id=`curl http://169.254.169.254/latest/meta-data/instance-id`\n",
"echo 'Do something useful' >> /image_cache_2_clean/$instance_id.out \n",
"autoscale_group=`aws ec2 describe-tags --filters \"Name=resource-id,Values=$instance_id\"",
" --region ",
{
"Ref":"AWS::Region"
},
" \"Name=key,Values=aws:autoscaling:groupName\"",
" | sed -ne 's\/[ ]*\"Value\":\\s\"\\(.*\\)\",\/\\1\/p'`\n",
"#aws autoscaling update-auto-scaling-group --auto-scaling-group-name $autoscale_group",
" --region ",
{
"Ref":"AWS::Region"
},
" --min-size 0 --max-size 0 --desired-capacity 0\n"
]
]
}
}
}
},
"SelfTerminatingAutoScalingGroup":{
"Type":"AWS::AutoScaling::AutoScalingGroup",
"Properties":{
"VPCZoneIdentifier": [ {"Ref": "SubnetId"} ],
"LaunchConfigurationName":{
"Ref":"SelfTerminatingLaunchConfiguration"
},
"Tags":[
{
"Key":"Name",
"Value":"SelfTerminating",
"PropagateAtLaunch":"true"
}
],
"MinSize":"1",
"MaxSize":"1",
"DesiredCapacity":"1"
}
},
"SelfTerminatingScaleUpScheduledAction":{
"Type":"AWS::AutoScaling::ScheduledAction",
"Properties":{
"AutoScalingGroupName":{
"Ref":"SelfTerminatingAutoScalingGroup"
},
"MaxSize":"1",
"MinSize":"1",
"DesiredCapacity":"1",
"Recurrence":{
"Ref":"ScaleUpTme"
}
}
},
"SelfTerminatingScaleDownScheduledAction":{
"Type":"AWS::AutoScaling::ScheduledAction",
"Properties":{
"AutoScalingGroupName":{
"Ref":"SelfTerminatingAutoScalingGroup"
},
"MaxSize":"0",
"MinSize":"0",
"DesiredCapacity":"0",
"Recurrence":{
"Ref":"ScaleDownTme"
}
}
},
"SelfTerminatingRole":{
"Type":"AWS::IAM::Role",
"Properties":{
"Path":"/",
"Policies":[
{
"PolicyName":"SelfTerminatingRole",
"PolicyDocument":{
"Version":"2012-10-17",
"Statement":[
{
"Action":[
"ec2:Describe*",
"cloudformation:DescribeStackResource"
],
"Resource":[
"*"
],
"Effect":"Allow"
},
{
"Effect":"Allow",
"Action":"autoscaling:UpdateAutoScalingGroup",
"Resource":[
"*"
]
}
]
}
}
],
"AssumeRolePolicyDocument":{
"Statement":[
{
"Action":[
"sts:AssumeRole"
],
"Effect":"Allow",
"Principal":{
"Service":[
"ec2.amazonaws.com"
]
}
}
]
}
}
},
"SelfTerminatingInstanceProfile":{
"Type":"AWS::IAM::InstanceProfile",
"Properties":{
"Path":"/",
"Roles":[
{
"Ref":"SelfTerminatingRole"
}
]
}
},
"SelfTerminatingSecurityGroup":{
"Type":"AWS::EC2::SecurityGroup",
"Properties":{
"GroupDescription":"Enable SSH access from specific IPs only",
"VpcId": {"Ref": "VPCId"},
"SecurityGroupIngress":[
{
"IpProtocol":"tcp",
"FromPort":"22",
"ToPort":"22",
"CidrIp":{
"Ref":"SSHLocation"
}
}
]
}
}
}
}