Added Terraform script for mw kube agent

Author: naman-jain-15

.terraform.lock.hcl

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+# This Doc is about installing middleware Agent using terraform for K8s platform
+
+# Initialize Terraform
+terraform init
+
+# Validate the configuration
+terraform validate
+
+# Plan the changes
+terraform plan
+
+# Apply the changes
+terraform apply
+
+# Destroy the changes
+terraform delete
+
+# Extra Cautious while destroying
+terraform plan -destroy
+
+middleware-terraform/
+├── main.tf         # Main configuration file
+├── variables.tf    # Variable declarations
+├── terraform.tfvars # Actual variable values
+└── providers.tf    # Provider configuration

Readme..md

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+resource "kubernetes_namespace" "middleware_agent" {
+  metadata {
+    name = "mw-agent-ns"
+    labels = {
+      environment                    = var.environment
+      "app.kubernetes.io/managed-by" = "Helm"
+    }
+    annotations = {
+      "meta.helm.sh/release-name"      = "mw-agent"
+      "meta.helm.sh/release-namespace" = "mw-agent-ns"
+    }
+  }
+}
+
+# Install cert-manager if enabled (required for middleware auto-instrumentation)
+resource "helm_release" "cert_manager" {
+  name       = "cert-manager"
+  repository = "https://charts.jetstack.io"
+  chart      = "cert-manager"
+  namespace  = "cert-manager"
+  version    = "v1.14.5"
+  timeout    = 600
+
+  atomic          = true
+  wait            = true
+  cleanup_on_fail = true
+
+  set {
+    name  = "installCRDs"
+    value = "true"
+  }
+
+  create_namespace = true
+}
+
+# Install middleware agent with auto-instrumentation using local chart
+resource "helm_release" "middleware_agent" {
+  name             = "mw-agent"
+  chart            = "/home/naman/helm-charts/charts/mw-kube-agent-v3"  # Path to your local chart
+  namespace        = kubernetes_namespace.middleware_agent.metadata[0].name
+  create_namespace = false
+
+  timeout = 600
+
+  atomic          = true
+  wait            = true
+  cleanup_on_fail = true
+
+  set {
+    name  = "global.mw.apiKey"
+    value = var.middleware_api_key
+  }
+
+  set {
+    name  = "global.mw.target"
+    value = "https://sliay.middleware.io:443"
+  }
+
+  set {
+    name  = "global.clusterMetadata.name"
+    value = var.cluster_name
+  }
+
+  set {
+    name  = "mw-autoinstrumentation.enabled"
+    value = "true"
+  }
+
+  # Optional namespace exclusions
+  dynamic "set" {
+    for_each = length(var.excluded_namespaces) > 0 ? [1] : []
+    content {
+      name  = "mw-autoinstrumentation.webhook.userExcludedNamespaces"
+      value = "{${join(",", var.excluded_namespaces)}}"
+    }
+  }
+
+  depends_on = [helm_release.cert_manager, kubernetes_namespace.middleware_agent]
+}

main.tf

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+terraform {
+  required_providers {
+    kubernetes = {
+      source  = "hashicorp/kubernetes"
+      version = "~> 2.20"
+    }
+    helm = {
+      source  = "hashicorp/helm"
+      version = "~> 2.9"
+    }
+  }
+}
+
+# Configure the Kubernetes provider
+provider "kubernetes" {
+  config_path    = "~/.kube/config"  # Path to your kubeconfig file
+  config_context = "kind-kind"  # Change this to your local context
+}
+
+# Configure the Helm provider
+provider "helm" {
+  kubernetes {
+    config_path    = "~/.kube/config"
+    config_context = "kind-kind"  # Change this to your local context
+  }
+}

providers.tf

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+{
+  "version": 4,
+  "terraform_version": "1.11.1",
+  "serial": 8,
+  "lineage": "3f820859-9370-b120-e343-935b2a545555",
+  "outputs": {},
+  "resources": [],
+  "check_results": null
+}