terraform-helm-linkerd2

Install Linkerd2 using Terraform

• Install Linkerd2 using Helm
• Configure Control Plane TLS Credentials (this)
• Optional: Configure High Availability
• Optional: Install Linkerd2 Viz using Helm

Usage

provider "helm" {
  kubernetes {
    config_path = "~/.kube/config"
  }
}

# install linkerd2 in high availability (HA) mode with Linkerd Viz 
module "linkerd2" {
  source  = "run-x/linkerd2/helm"
  version = "0.1.1"

  high_availability = true
  viz_enabled       = true
  values            = ["enablePodAntiAffinity: false"]
}

Requirements

Name	Version
terraform	>= 0.13

Providers

Name	Version
helm	n/a
tls	n/a

Modules

No modules.

Resources

Name	Type
helm_release.linkerd	resource
helm_release.linkerd_viz	resource
tls_cert_request.issuer_req	resource
tls_locally_signed_cert.issuer_cert	resource
tls_private_key.issuer_key	resource
tls_private_key.trustanchor_key	resource
tls_self_signed_cert.trustanchor_cert	resource

Inputs

Name	Description	Type	Default	Required
cert_validity_period_hours	The number of hours after initial issuing that the certificate will become invalid.	number	8760	no
chart_version	Specify the exact Linkerd chart version to install.	string	"2.11.1"	no
high_availability	Install Linkerd in high availability (HA) mode	bool	false	no
values	List of values in raw yaml to pass to helm. Values will be merged, in order, as Helm does with multiple -f options. Example: ["enablePodAntiAffinity: false"]	list(string)	[]	no
viz_enabled	Install Linkerd-Viz: extension contains observability and visualization components	bool	false	no

Outputs

No outputs.

Credits

• Automating Linkerd installation on Kubernetes in Terraform
• Azure-Terraform/terraform-helm-linkerd