[add] rancher.tf

Terraform/main.tf

@@ -2,20 +2,25 @@ module "mod-os-private-network" {
   source                           = "./mod-os-private-network/"
   KEYPAIR_PATH                     = "$HOME/.ssh"
   EXTERNAL_NETWORK                 = "external"
-  ROUTER_NAME                      = "router"
-  NETWORK_NAME                     = "network"
-  SUBNET_NAME                      = "subnet"
-  SUBNET_IP_RANGE                  = "192.168.3.0/24"
+  ROUTER_NAME                      = "router_tf_private"
+  NETWORK_NAME                     = "network_tf_private"
+  SUBNET_NAME                      = "subnet_tf_private"
+  SUBNET_IP_RANGE                  = "192.168.1.0/24"
   DNS                              = ["192.44.75.10"]
   INSTANCE_BASTION_NAME            = "bastion"
   INSTANCE_BASTION_IMAGE           = "imta-docker"
   INSTANCE_BASTION_FLAVOR          = "s10.medium"
-  INSTANCE_BASTION_KEY_PAIR        = "projet_terraform2"
+  INSTANCE_BASTION_KEY_PAIR        = "projet_terraform"
   INSTANCE_ORCHEST_NAME            = ["node01", "node02", "node03"]
   INSTANCE_ORCHEST_IMAGE           = "imta-docker"
   INSTANCE_ORCHEST_FLAVOR          = "s10.medium"
-  INSTANCE_ORCHEST_KEY_PAIR        = "cluster_key2"
-  SECGROUP_BASTION_NAME            = "secgroup_bastion2"
-  SECGROUP_APPLICATION_NAME        = "secgroup_application2"
-  SECGROUP_INTERNAL_NETWORK_NAME   = "secgroup_internal_network2"
+  INSTANCE_ORCHEST_KEY_PAIR        = "cluster_key"
+  INSTANCE_ZABBIX_SERVER_NAME      = "zabbix_server"
+  INSTANCE_ZABBIX_SERVER_IMAGE     = "imta-docker"
+  INSTANCE_ZABBIX_SERVER_FLAVOR    = "s10.medium"
+  INSTANCE_ZABBIX_SERVER_KEY_PAIR  = "cluster_key"
+  SECGROUP_BASTION_NAME            = "secgroup_bastion"
+  SECGROUP_APPLICATION_NAME        = "secgroup_application"
+  SECGROUP_INTERNAL_NETWORK_NAME   = "secgroup_internal_network"
+  K3S_TOKEN                        = "cluster"
 }

Terraform/mod-os-private-network/rancher.tf

+resource "null_resource" "install_kubernetes_bastion" {
+
+  connection {
+      type        = "ssh"
+      user        = "ubuntu"
+      private_key = "${openstack_compute_keypair_v2.keypair_project.private_key}"
+      host        = "${openstack_networking_floatingip_v2.floatip_admin.address}"
+      agent       = "false"
+    }
+  
+  for_each = toset(var.INSTANCE_ORCHEST_NAME)
+  
+  # Install Kubernetes on the instance bastion
+  provisioner "remote-exec" {
+    inline = [
+      "sudo apt update",
+      "curl -fL https://get.k3s.io | K3S_TOKEN=${var.K3S_TOKEN} sh -s - server --cluster-init",
+      "mkdir ~/.kube",
+      "sudo cp /etc/rancher/k3s/k3s.yaml ~/.kube",
+      ]
+  }
+
+  depends_on = [openstack_compute_instance_v2.bastion_instance,
+  openstack_compute_instance_v2.orchestration_instance,
+  null_resource.copy_keypair_cluster]
+}
+
+
+
+# Join the worker nodes to the Kubernetes cluster
+resource "null_resource" "join_worker_nodes" {
+  for_each = toset(var.INSTANCE_ORCHEST_NAME)
+
+  # Connexion aux instances du cluster
+  connection { 
+    type                = "ssh"
+    user                = "ubuntu"
+    bastion_private_key = "${openstack_compute_keypair_v2.keypair_project.private_key}"
+    bastion_host        = "${openstack_networking_floatingip_v2.floatip_admin.address}"
+    private_key         = "${openstack_compute_keypair_v2.keypair_cluster.private_key}"
+    host                = "${openstack_compute_instance_v2.orchestration_instance[each.key].access_ip_v4}" 
+    agent               = "false"
+    }
+
+  provisioner "remote-exec" {
+    inline = [
+      "curl -fL https://get.k3s.io | K3S_TOKEN=${var.K3S_TOKEN} K3S_URL=https://${openstack_compute_instance_v2.bastion_instance.access_ip_v4}:6443 sh -s -",
+      ]
+  }
+
+  depends_on = [openstack_compute_instance_v2.bastion_instance, 
+  openstack_compute_instance_v2.orchestration_instance,
+  null_resource.install_kubernetes_bastion]
+}
\ No newline at end of file

Terraform/mod-os-private-network/variable.tf

@@ -38,6 +38,11 @@ variable "INSTANCE_ORCHEST_NAME" {
   default = ["node01", "node02", "node03"]
 }
 
+variable "INSTANCE_ZABBIX_SERVER_NAME" {
+  type    = string
+  default = "zabbix_server"
+}
+
 variable "INSTANCE_BASTION_IMAGE" {
   type    = string
   default = "imta-docker"
@@ -48,6 +53,11 @@ variable "INSTANCE_ORCHEST_IMAGE" {
   default = "imta-docker"
 }
 
+variable "INSTANCE_ZABBIX_SERVER_IMAGE" {
+  type    = string
+  default = "imta-docker"
+}
+
 variable "INSTANCE_BASTION_FLAVOR" {
   type    = string
   default = "s10.medium"
@@ -58,6 +68,11 @@ variable "INSTANCE_ORCHEST_FLAVOR" {
   default = "s10.medium"
 }
 
+variable "INSTANCE_ZABBIX_SERVER_FLAVOR" {
+  type    = string
+  default = "s10.medium"
+}
+
 variable "INSTANCE_BASTION_KEY_PAIR" {
   type    = string
   default = "projet_terraform"
@@ -68,6 +83,11 @@ variable "INSTANCE_ORCHEST_KEY_PAIR" {
   default = "cluster_key"
 }
 
+variable "INSTANCE_ZABBIX_SERVER_KEY_PAIR" {
+  type    = string
+  default = "cluster_key"
+}
+
 variable "SECGROUP_BASTION_NAME" {
   type    = string
   default = "secgroup_bastion"
@@ -87,3 +107,8 @@ variable "KEYPAIR_PATH" {
   type    = string
   default = "$HOME/.ssh"
 }
+
+variable "K3S_TOKEN" {
+  type    = string
+  default = "cluster"
+}
\ No newline at end of file