added initial files

Issue-ID: INT-1698

Change-Id: I3405a7815bc51dbdf2cb61cd2003d46f428f059c
Signed-off-by: yoonsoonjahng <yoonsoon.jahng@yoppworks.com>

1 files changed, 55 insertions, 0 deletions

diff --git a/openlab/modules/kubernetes/rancher/main.tf b/openlab/modules/kubernetes/rancher/main.tf
new file mode 100644
index 0000000..b787f0b
--- /dev/null
+++ b/openlab/modules/kubernetes/rancher/main.tf
@@ -0,0 +1,55 @@
+# If your terraform version is < 0.13-beta, manual installation is needed.
+# https://github.com/rancher/terraform-provider-rke
+provider "rke" {}
+
+locals {
+  control_node = [for ip in (flatten(data.terraform_remote_state.control_plane_floating_ips.outputs.floating_ips)): {
+      address = ip
+      role = "control"
+   }]
+  worker_node = [for ip in (flatten(data.terraform_remote_state.worker_node_floating_ips.outputs.floating_ips)): {
+      address = ip
+      role = "worker"
+  }]
+
+  all_node = concat(local.control_node, local.worker_node)
+}
+
+resource "rke_cluster" "cluster" {
+  kubernetes_version = var.kubernetes_version
+  cluster_name = var.kubernetes_cluster_name
+
+  dynamic nodes {
+
+    for_each = local.all_node
+
+    content {
+      address = nodes.value.address
+      user = var.kubernetes_user
+      role = (nodes.value.role == "control") ? [ "controlplane", "etcd" ] : ["worker"]
+    }
+  }
+
+  # You have to have private key on your machine excuting terraform
+  # An Openstack keypair is generated and stored within the remote state at
+  # "${var.region}/${var.environment}/keypair/terraform.tfstate"
+  ssh_key_path = var.ssh_private_key_path
+
+  disable_port_check = false
+
+  depends_on = [null_resource.wait-for-docker]
+}
+
+resource "local_file" "kube_cluster_yaml" {
+  filename = "${var.kubernetes_home}/kube_config_cluster.yaml"
+  sensitive_content = rke_cluster.cluster.kube_config_yaml
+}
+
+resource "null_resource" "wait-for-docker" {
+  provisioner "local-exec" {
+    # wait untill VM's bootstrapping's done
+    # If your VMs for Computing node have finished bootstrapping already,
+    # you may not need this waiting time
+    command = "sleep 120"
+  }
+}