You can use the following CloudFormation template to deploy the worker machines that you need for your {product-title} cluster.
AWSTemplateFormatVersion: 2010-09-09
Description: Template for OpenShift Cluster Node Launch (EC2 worker instance)
Parameters:
InfrastructureName:
AllowedPattern: ^([a-zA-Z][a-zA-Z0-9\-]{0,26})$
MaxLength: 27
MinLength: 1
ConstraintDescription: Infrastructure name must be alphanumeric, start with a letter, and have a maximum of 27 characters.
Description: A short, unique cluster ID used to tag nodes for the kubelet cloud provider.
Type: String
RhcosAmi:
Description: Current Red Hat Enterprise Linux CoreOS AMI to use for bootstrap.
Type: AWS::EC2::Image::Id
Subnet:
Description: The subnets, recommend private, to launch the master nodes into.
Type: AWS::EC2::Subnet::Id
WorkerSecurityGroupId:
Description: The master security group ID to associate with master nodes.
Type: AWS::EC2::SecurityGroup::Id
IgnitionLocation:
Default: https://api-int.$CLUSTER_NAME.$DOMAIN:22623/config/worker
Description: Ignition config file location.
Type: String
CertificateAuthorities:
Default: data:text/plain;charset=utf-8;base64,ABC...xYz==
Description: Base64 encoded certificate authority string to use.
Type: String
WorkerInstanceProfileName:
Description: IAM profile to associate with master nodes.
Type: String
WorkerInstanceType:
Default: m4.large
Type: String
AllowedValues:
- "m4.large"
- "m4.xlarge"
- "m4.2xlarge"
- "m4.4xlarge"
- "m4.8xlarge"
- "m4.10xlarge"
- "m4.16xlarge"
- "c4.large"
- "c4.xlarge"
- "c4.2xlarge"
- "c4.4xlarge"
- "c4.8xlarge"
- "r4.large"
- "r4.xlarge"
- "r4.2xlarge"
- "r4.4xlarge"
- "r4.8xlarge"
- "r4.16xlarge"
Metadata:
AWS::CloudFormation::Interface:
ParameterGroups:
- Label:
default: "Cluster Information"
Parameters:
- InfrastructureName
- Label:
default: "Host Information"
Parameters:
- WorkerInstanceType
- RhcosAmi
- IgnitionLocation
- CertificateAuthorities
- WorkerSecurityGroupId
- WorkerInstanceProfileName
- Label:
default: "Network Configuration"
Parameters:
- Subnet
ParameterLabels:
Subnet:
default: "Subnet"
InfrastructureName:
default: "Infrastructure Name"
WorkerInstanceType:
default: "Worker Instance Type"
WorkerInstanceProfileName:
default: "Worker Instance Profile Name"
RhcosAmi:
default: "Red Hat Enterprise Linux CoreOS AMI ID"
IgnitionLocation:
default: "Worker Ignition Source"
CertificateAuthorities:
default: "Ignition CA String"
WorkerSecurityGroupId:
default: "Worker Security Group ID"
Resources:
Worker0:
Type: AWS::EC2::Instance
Properties:
ImageId: !Ref RhcosAmi
BlockDeviceMappings:
- DeviceName: /dev/xvda
Ebs:
VolumeSize: "120"
VolumeType: "gp2"
IamInstanceProfile: !Ref WorkerInstanceProfileName
InstanceType: !Ref WorkerInstanceType
NetworkInterfaces:
- AssociatePublicIpAddress: "false"
DeviceIndex: "0"
GroupSet:
- !Ref "WorkerSecurityGroupId"
SubnetId: !Ref "Subnet"
UserData:
Fn::Base64: !Sub
- '{"ignition":{"config":{"append":[{"source":"${SOURCE}","verification":{}}]},"security":{"tls":{"certificateAuthorities":[{"source":"${CA_BUNDLE}","verification":{}}]}},"timeouts":{},"version":"2.2.0"},"networkd":{},"passwd":{},"storage":{},"systemd":{}}'
- {
SOURCE: !Ref IgnitionLocation,
CA_BUNDLE: !Ref CertificateAuthorities,
}
Tags:
- Key: !Join ["", ["kubernetes.io/cluster/", !Ref InfrastructureName]]
Value: "shared"
Outputs:
PrivateIP:
Description: The compute node private IP address.
Value: !GetAtt Worker0.PrivateIp