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CoreOS CloudFormation Template for VPC
{
"AWSTemplateFormatVersion": "2010-09-09",
"Description": "CoreOS on EC2: http://coreos.com/docs/running-coreos/cloud-providers/ec2/",
"Mappings" : {
"RegionMap" : {
"eu-central-1" : {
"AMI" : "ami-ffafb293"
},
"ap-northeast-1" : {
"AMI" : "ami-dae8c1b4"
},
"us-gov-west-1" : {
"AMI" : "ami-a98e33c8"
},
"sa-east-1" : {
"AMI" : "ami-4e981c22"
},
"ap-southeast-2" : {
"AMI" : "ami-eeadf58d"
},
"ap-southeast-1" : {
"AMI" : "ami-085a9a6b"
},
"us-east-1" : {
"AMI" : "ami-cbfdb2a1"
},
"us-west-2" : {
"AMI" : "ami-16cfd277"
},
"us-west-1" : {
"AMI" : "ami-0eacc46e"
},
"eu-west-1" : {
"AMI" : "ami-c26bcab1"
}
}
},
"Parameters": {
"InstanceType" : {
"Description" : "EC2 HVM instance type (m3.medium, etc).",
"Type" : "String",
"Default" : "t2.medium",
"AllowedValues" : [ "t2.micro", "m3.medium", "m3.large", "m3.xlarge", "m3.2xlarge", "c3.large","c3.xlarge", "c3.2xlarge", "c3.4xlarge","c3.8xlarge", "cc2.8xlarge","cr1.8xlarge","hi1.4xlarge", "hs1.8xlarge", "i2.xlarge", "i2.2xlarge", "i2.4xlarge", "i2.8xlarge", "r3.large", "r3.xlarge", "r3.2xlarge","r3.4xlarge", "r3.8xlarge", "t2.micro", "t2.small", "t2.medium" ],
"ConstraintDescription" : "Must be a valid EC2 HVM instance type."
},
"SecurityGroupId":{
"Type": "List<AWS::EC2::SecurityGroup::Id>",
"Description": "Security group to launch instances into."
},
"SubnetId":{
"Type": "List<AWS::EC2::Subnet::Id>",
"Description": "VPC group to launch instances into."
},
"ClusterSize": {
"Default": "3",
"MinValue": "3",
"MaxValue": "12",
"Description": "Number of nodes in cluster (3-12).",
"Type": "Number"
},
"DiscoveryURL": {
"Description": "An unique etcd cluster discovery URL. Grab a new token from https://discovery.etcd.io/new?size=<your cluster size>",
"Type": "String"
},
"AdvertisedIPAddress": {
"Description": "Use 'private' if your etcd cluster is within one region or 'public' if it spans regions or cloud providers.",
"Default": "private",
"AllowedValues": ["private", "public"],
"Type": "String"
},
"KeyPair" : {
"Description" : "The name of an EC2 Key Pair to allow SSH access to the instance.",
"Type" : "AWS::EC2::KeyPair::KeyName"
}
},
"Resources": {
"CoreOSServerAutoScale": {
"Type": "AWS::AutoScaling::AutoScalingGroup",
"Properties": {
"LaunchConfigurationName": {"Ref": "CoreOSServerLaunchConfig"},
"VPCZoneIdentifier": {"Ref":"SubnetId"},
"MinSize": "3",
"MaxSize": "12",
"DesiredCapacity": {"Ref": "ClusterSize"},
"Tags": [
{"Key": "Name", "Value": { "Ref" : "AWS::StackName" }, "PropagateAtLaunch": true}
]
}
},
"CoreOSServerLaunchConfig": {
"Type": "AWS::AutoScaling::LaunchConfiguration",
"Properties": {
"ImageId" : { "Fn::FindInMap" : [ "RegionMap", { "Ref" : "AWS::Region" }, "AMI" ]},
"InstanceType": {"Ref": "InstanceType"},
"KeyName": {"Ref": "KeyPair"},
"SecurityGroups": {"Ref": "SecurityGroupId"},
"UserData" : { "Fn::Base64":
{ "Fn::Join": [ "", [
"#cloud-config\n\n",
"coreos:\n",
" etcd2:\n",
" discovery: ", { "Ref": "DiscoveryURL" }, "\n",
" advertise-client-urls: http://$", { "Ref": "AdvertisedIPAddress" }, "_ipv4:2379\n",
" initial-advertise-peer-urls: http://$", { "Ref": "AdvertisedIPAddress" }, "_ipv4:2380\n",
" listen-client-urls: http://0.0.0.0:2379,http://0.0.0.0:4001\n",
" listen-peer-urls: http://$", { "Ref": "AdvertisedIPAddress" }, "_ipv4:2380\n",
" units:\n",
" - name: etcd2.service\n",
" command: start\n",
" - name: fleet.service\n",
" command: start\n"
] ]
}
}
}
}
}
}
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