terraform-kubernetes-istio's Introduction

Terraform Kubernetes Istio

Introduction

This module deploys and configures Istio inside a Kubernetes Cluster. The deployment of Istio through Helm requires a Helm2 to be used.

Security Controls

The following security controls can be met through configuration of this template:

Dependencies

Helm2 capable Terraform Provider (less than v1.0)
If using more than one version of the Helm provider, a provider alias can be used.

Optional (depending on options configured):

None

Usage

module "helm_istio" {
  source = "github.com/canada-ca-terraform-modules/terraform-kubernetes-istio?ref=v1.1.0"

  # This block can be used to specify an alias for a specifc provider configuration
  providers = {
    helm = "helm.istio"
  }

  chart_version = "1.4.9"
  dependencies = [
    "${module.namespace_istio_system.depended_on}",
  ]

  helm_namespace = "istio-system"
  helm_repository = "istio"

  values = <<EOF

EOF

  enable_cni = true
  cni_values = <<EOF

EOF

Variables Values

Name	Type	Required	Value
chart_version	string	yes	Version of the Helm Chart
dependencies	string	yes	Dependency name refering to namespace module
helm_namespace	string	yes	The namespace Helm will install the chart under
helm_repository	string	yes	The repository where the Helm chart is stored
values	list	no	Values to be passed to the Helm Chart
enable_cni	boolean	no	Boolean which toggles Istio CNI Plugin installation
cni_values	string	no	Values to be passed to the Helm Chart for the CNI

History

Date	Release	Change
20190729	20190729.1	Improvements to documentation and formatting
20190909	20190909.1	1st release
20200525	v1.0.0	1st major version
20200602	v1.0.1	Update to module to allow for installation of CNI
20200629	v1.1.0	Removed the provider specification to allow it to be injected in the module

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