infra-aws-eks/k8s/nginx.tf

resource "kubernetes_namespace" "testaroo" {
  metadata {
    name = "testaroo-${terraform.workspace}"
  }
}

resource "kubernetes_pod" "basic-pod" {
  metadata {
    name = "alpine"
    namespace = kubernetes_namespace.testaroo.metadata.0.name
  }

  spec {
    container {
      name  = "alpine"
      image = "alpine:3.15"
      command = ["sh", "-c", "while true; do sleep 3600; done"]
    }
  }
}

resource "kubernetes_deployment" "testaroo" {
  count = terraform.workspace == "prod" ? 0 : 1

  metadata {
    name      = "nginx"
    namespace = kubernetes_namespace.testaroo.metadata.0.name
  }

  spec {
    replicas = 2
    selector {
      match_labels = {
        app = "Nginx"
      }
    }

    template {
      metadata {
        labels = {
          app = "Nginx"
        }
      }

      spec {
        container {
          image = "nginx"
          name  = "nginx-container"
          port {
            container_port = 80
          }
        }
      }
    }
  }
}

resource "kubernetes_service" "testaroo" {
  count = length(kubernetes_deployment.testaroo)

  metadata {
    name      = "nginx-np"
    namespace = kubernetes_namespace.testaroo.metadata.0.name
  }

  spec {
    selector = {
      app = kubernetes_deployment.testaroo[0].spec.0.template.0.metadata.0.labels.app
    }

    type = "NodePort"
    port {
      node_port   = 31234
      port        = 80
      target_port = 80
    }
  }
}

resource "kubernetes_service" "testaroo-lb" {
  count = length(kubernetes_deployment.testaroo)

  metadata {
    name      = "nginx-lb"
    namespace = kubernetes_namespace.testaroo.metadata.0.name
  }

  spec {
    selector = {
      app = kubernetes_deployment.testaroo[0].spec.0.template.0.metadata.0.labels.app
    }

    type = "LoadBalancer"
    port {
      port        = 80
      target_port = 80
    }
  }
}