mirror of
https://github.com/jbowdre/vsphere-k8s.git
synced 2024-11-21 15:42:19 +00:00
220 lines
7.1 KiB
HCL
220 lines
7.1 KiB
HCL
terraform {
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required_providers {
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vsphere = {
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version = "2.2.0"
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}
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}
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}
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provider "vsphere" {
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user = var.vsphere-user
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password = var.vsphere-password
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vsphere_server = var.vsphere-server
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allow_unverified_ssl = var.vsphere-unverified-ssl
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}
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data "vsphere_datacenter" "dc" {
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name = var.vsphere-datacenter
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}
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data "vsphere_datastore" "datastore" {
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name = var.vm-datastore
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datacenter_id = data.vsphere_datacenter.dc.id
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}
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data "vsphere_datastore" "k8s-datastore" {
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name = var.k8s-datastore
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datacenter_id = data.vsphere_datacenter.dc.id
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}
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data "vsphere_compute_cluster" "cluster" {
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name = var.vsphere-cluster
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datacenter_id = data.vsphere_datacenter.dc.id
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}
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data "vsphere_network" "network" {
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name = var.vm-network-name
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datacenter_id = data.vsphere_datacenter.dc.id
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}
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data "vsphere_virtual_machine" "template" {
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name = "/${var.vsphere-datacenter}/vm/${var.vsphere-template-folder}/${var.vm-template-name}"
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datacenter_id = data.vsphere_datacenter.dc.id
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}
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resource "random_shuffle" "certkey" {
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input = ["a", "b", "c", "d", "e", "f", "0", "1", "2", "3", "4", "5", "6", "7", "8", "9"]
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result_count = 64
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}
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resource "random_string" "token1" {
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length = 6
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special = false
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upper = false
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}
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resource "random_string" "token2" {
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length = 16
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special = false
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upper = false
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}
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locals {
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kubeadm-certkey = join("", random_shuffle.certkey.result)
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kubeadm-token = join(".", [random_string.token1.result, random_string.token2.result])
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k8s-initial-node = "${var.vm-control-name}-1"
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k8s-node-count = "${var.vm-control-count + var.vm-worker-count}"
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}
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resource "vsphere_virtual_machine" "control" {
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count = var.vm-control-count
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name = "${var.vm-control-name}-${count.index + 1}"
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resource_pool_id = data.vsphere_compute_cluster.cluster.resource_pool_id
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datastore_id = data.vsphere_datastore.datastore.id
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folder = var.vm-folder
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num_cpus = var.vm-control-cpu
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memory = var.vm-control-ram
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guest_id = data.vsphere_virtual_machine.template.guest_id
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firmware = data.vsphere_virtual_machine.template.firmware
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hardware_version = data.vsphere_virtual_machine.template.hardware_version
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scsi_type = data.vsphere_virtual_machine.template.scsi_type
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wait_for_guest_net_timeout = 10
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extra_config = {
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"disk.EnableUUID" = "TRUE"
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}
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network_interface {
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network_id = data.vsphere_network.network.id
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adapter_type = data.vsphere_virtual_machine.template.network_interface_types[0]
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}
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disk {
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label = "${var.vm-control-name}-${count.index +1}-disk"
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size = var.vm-control-disk-size
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}
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clone {
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template_uuid = data.vsphere_virtual_machine.template.id
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customize {
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timeout = 0
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linux_options {
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host_name = "${var.vm-control-name}-${count.index +1}"
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domain = var.vm-domain
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}
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network_interface {
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ipv4_address = "${var.vm-network-address != "0.0.0.0/0" ? cidrhost(var.vm-network-address, var.vm-control-ip-address-start + count.index) : ""}"
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ipv4_netmask = "${var.vm-network-address != "0.0.0.0/0" ? element(split("/", var.vm-network-address), 1) : 0}"
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}
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ipv4_gateway = var.vm-network-gateway
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dns_server_list = var.vm-network-dns-servers
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dns_suffix_list = [var.vm-domain]
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}
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}
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connection {
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type = "ssh"
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user = "${var.k8s-username}"
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private_key = file("${var.k8s-ssh-key-file}")
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host = "${self.default_ip_address}"
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}
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provisioner "file" {
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source = "scripts/initialize-controlplane.sh"
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destination = "/home/${var.k8s-username}/initialize-controlplane.sh"
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}
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provisioner "remote-exec" {
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inline = [
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"echo export K8S_INITIAL_NODE=\"'${local.k8s-initial-node}'\" >> env.txt",
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"echo export KUBEADM_TOKEN=\"'${local.kubeadm-token}'\" >> env.txt",
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"echo export KUBEADM_CERTKEY=\"'${local.kubeadm-certkey}'\" >> env.txt",
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"echo export K8S_VER=\"'${var.k8s-version}'\" >> env.txt",
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"echo export K8S_SERVICE_CIDR=\"'${var.k8s-service-cidr}'\" >> env.txt",
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"echo export K8S_POD_CIDR=\"'${var.k8s-pod-cidr}'\" >> env.txt",
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"echo export K8S_CLUSTER_NAME=\"'${var.k8s-cluster-name}'\" >> env.txt",
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"echo export K8S_CONTROLPLANE_VIP=\"'${var.k8s-controlplane-vip}'\" >> env.txt",
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"echo export K8S_CONTROLPLANE_COUNT=\"'${var.vm-control-count}'\" >> env.txt",
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"echo export KUBEVIP_VER=\"'${var.k8s-kubevip-version}'\" >> env.txt",
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"echo export K8S_NODE_COUNT=\"'${local.k8s-node-count}'\" >> env.txt",
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"echo export VCENTER_SERVER=\"'${var.vsphere-server}'\" >> env.txt",
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"echo export VCENTER_USERNAME=\"'${var.vsphere-user}'\" >> env.txt",
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"echo export VCENTER_PASSWORD=\"'${var.vsphere-password}'\" >> env.txt",
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"echo export VCENTER_DATACENTER=\"'${var.vsphere-datacenter}'\" >> env.txt",
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"chmod +x /home/${var.k8s-username}/initialize-controlplane.sh",
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"/home/${var.k8s-username}/initialize-controlplane.sh"
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]
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}
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}
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resource "vsphere_virtual_machine" "worker" {
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count = var.vm-worker-count
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name = "${var.vm-worker-name}-${count.index + 1}"
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resource_pool_id = data.vsphere_compute_cluster.cluster.resource_pool_id
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datastore_id = data.vsphere_datastore.datastore.id
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folder = "/${var.vsphere-datacenter}/vm/${var.vm-folder}"
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num_cpus = var.vm-worker-cpu
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memory = var.vm-worker-ram
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guest_id = data.vsphere_virtual_machine.template.guest_id
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firmware = data.vsphere_virtual_machine.template.firmware
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hardware_version = data.vsphere_virtual_machine.template.hardware_version
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scsi_type = data.vsphere_virtual_machine.template.scsi_type
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wait_for_guest_net_timeout = 10
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network_interface {
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network_id = data.vsphere_network.network.id
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adapter_type = data.vsphere_virtual_machine.template.network_interface_types[0]
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}
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disk {
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label = "${var.vm-worker-name}-${count.index +1}-disk"
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size = var.vm-worker-disk-size
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}
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clone {
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template_uuid = data.vsphere_virtual_machine.template.id
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customize {
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timeout = 0
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linux_options {
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host_name = "${var.vm-worker-name}-${count.index +1}"
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domain = var.vm-domain
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}
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network_interface {
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ipv4_address = "${var.vm-network-address != "0.0.0.0/0" ? cidrhost(var.vm-network-address, var.vm-worker-ip-address-start + count.index) : ""}"
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ipv4_netmask = "${var.vm-network-address != "0.0.0.0/0" ? element(split("/", var.vm-network-address), 1) : 0}"
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}
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ipv4_gateway = var.vm-network-gateway
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dns_server_list = var.vm-network-dns-servers
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dns_suffix_list = [var.vm-domain]
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}
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}
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connection {
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type = "ssh"
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user = "${var.k8s-username}"
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private_key = file("${var.k8s-ssh-key-file}")
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host = "${self.default_ip_address}"
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}
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provisioner "file" {
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source = "scripts/join-workers.sh"
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destination = "/home/${var.k8s-username}/join-workers.sh"
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}
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provisioner "remote-exec" {
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inline = [
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"echo export KUBEADM_TOKEN=\"'${local.kubeadm-token}'\" >> env.txt",
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"echo export K8S_CONTROLPLANE_VIP=\"'${var.k8s-controlplane-vip}'\" >> env.txt",
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"echo export K8S_CONTROLPLANE_COUNT=\"'${var.vm-control-count}'\" >> env.txt",
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"chmod +x /home/${var.k8s-username}/join-workers.sh",
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"/home/${var.k8s-username}/join-workers.sh"
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]
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}
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}
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