Enterprise Kubernetes, delivered

Tectonic ships with CoreOS's signature automated operations, runs multi-cloud, and is the fastest, most secure path to Kubernetes.

Terraform variables

This document gives an overview of the variables used in the different platforms of the Tectonic SDK.

Inputs

Name Description Default Required
tectonic_aws_az_count Number of Availability Zones your EC2 instances will be deployed across. This should be less than or equal to the total number available in the region. Be aware that some regions only have 2. 3 no
tectonic_aws_etcd_ec2_type Instance size for the etcd node(s). Example: t2.medium. t2.medium no
tectonic_aws_external_master_subnet_ids List of subnet IDs within an existing VPC to deploy master nodes into. Required to use an existing VPC and the list must match the AZ count. Example: ["subnet-111111", "subnet-222222", "subnet-333333"] <list> no
tectonic_aws_external_vpc_id ID of an existing VPC to launch nodes into. Example: vpc-123456. Leave blank to create a new VPC. `` no
tectonic_aws_external_worker_subnet_ids List of subnet IDs within an existing VPC to deploy worker nodes into. Required to use an existing VPC and the list must match the AZ count. Example: ["subnet-111111", "subnet-222222", "subnet-333333"] <list> no
tectonic_aws_master_ec2_type Instance size for the master node(s). Example: t2.medium. t2.medium no
tectonic_aws_ssh_key Name of an SSH key located within the AWS region. Example: coreos-user. - yes
tectonic_aws_vpc_cidr_block Block of IP addresses used by the VPC. This should not overlap with any other networks, such as a private datacenter connected via Direct Connect. 10.0.0.0/16 no
tectonic_aws_worker_ec2_type Instance size for the worker node(s). Example: t2.medium. t2.medium no