feat: add istio helm

Author: codejsha

istio/helm/add-helm-repo.sh

@@ -0,0 +1,4 @@
+#!/bin/sh
+
+helm repo add istio https://istio-release.storage.googleapis.com/charts
+helm repo update

istio/helm/istio.tf

@@ -0,0 +1,52 @@
+provider "kubernetes" {
+  config_path = "~/.kube/config"
+}
+
+provider "helm" {
+  kubernetes {
+    config_path = "~/.kube/config"
+  }
+}
+
+resource "kubernetes_namespace" "istio-system" {
+  metadata {
+    name = "istio-system"
+  }
+}
+
+resource "helm_release" "istio-base" {
+  name       = "istio-base"
+  repository = "https://istio-release.storage.googleapis.com/charts"
+  chart      = "base"
+  version    = "1.24.2"
+  set {
+    name  = "defaultRevision"
+    value = "default"
+  }
+  namespace = kubernetes_namespace.istio-system.metadata.0.name
+  depends_on = [kubernetes_namespace.istio-system]
+}
+
+resource "helm_release" "istio-istiod" {
+  name       = "istio-istiod"
+  repository = "https://istio-release.storage.googleapis.com/charts"
+  chart      = "istiod"
+  version    = "1.24.2"
+  namespace  = kubernetes_namespace.istio-system.metadata.0.name
+  depends_on = [helm_release.istio-base]
+}
+
+resource "kubernetes_namespace" "istio-ingress" {
+  metadata {
+    name = "istio-ingress"
+  }
+}
+
+resource "helm_release" "istio-ingressgateway" {
+  name       = "istio-ingressgateway"
+  repository = "https://istio-release.storage.googleapis.com/charts"
+  chart      = "gateway"
+  version    = "1.24.2"
+  namespace  = kubernetes_namespace.istio-ingress.metadata.0.name
+  depends_on = [kubernetes_namespace.istio-ingress, helm_release.istio-istiod]
+}