387 lines
7.7 KiB
HCL
387 lines
7.7 KiB
HCL
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# See:
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# https://github.com/sk4zuzu/vm-pool/blob/master/terraform/redhat/nodes/domain.tf
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# SEE: https://github.com/SUSE/ha-sap-terraform-deployments/blob/master/libvirt/modules/hana_node/main.tf#L21
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#variable "tenant_networks" {
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# type = any
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# default = {}
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#}
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# Variables
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# =====================
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variable "name" {
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description = "Instance name"
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type = string
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}
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variable "domain" {
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description = "Instance domain"
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type = string
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default = ""
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}
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variable "number" {
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description = "Number of instances"
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type = number
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default = 1
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}
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#
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variable "prefix" {
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description = "String to prefix each instances"
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type = string
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default = ""
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}
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variable "name_fqdn" {
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description = "Define instance name with fqdn"
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type = bool
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default = false
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}
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variable "name_prefix" {
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description = "Define instance name with project prefix"
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type = bool
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default = true
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}
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variable "instance_pool" {
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description = "Volume pool for instance disks"
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type = string
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default = "default"
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}
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variable "disk_gb" {
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description = "Size in gb of the root disk"
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type = number
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default = 2
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}
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#
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variable "flavor" {
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description = "Instance flavor"
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type = string
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default = "x-small"
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}
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variable "memory" {
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description = "Instance memory"
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type = string
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default = "2048"
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}
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variable "vcpu" {
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description = "Number of vcpu"
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type = number
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default = 2
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}
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variable "images" {
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description = "Available OS images"
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type = any
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default = {}
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}
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variable "os" {
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description = "Instance os"
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type = string
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default = "cirros_0.5"
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}
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variable "image_base_pool" {
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description = "Default image pool"
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type = string
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default = "default"
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}
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variable "image_base_file" {
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description = "Image base file in the image_pool"
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type = string
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default = "TEST__ MISSING"
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}
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variable "disks" {
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description = "Ephemeral disks list"
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type = list
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default = []
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}
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variable "volumes" {
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description = "Persistant volume list"
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type = list
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default = []
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}
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variable "networks" {
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description = "Network list"
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type = list
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default = []
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}
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variable "wait_for_lease" {
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description = "Wait for network ip assignment"
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type = bool
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default = false
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}
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variable "metadata" {
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description = "Metadata do add in state"
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type = any
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default = {}
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}
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# Cloud init
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# -----------
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variable "user" {
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description = "Default user login"
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type = string
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default = "cloud"
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}
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variable "authorized_key" {
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description = "Default user authorized key"
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type = string
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default = ""
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}
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# Note: This should only be used for debugging purpose
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variable "password_hash" {
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description = "Default user password hash (ie: $1$SaltSalt$GhE887kYCerthShgxern00)"
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type = string
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default = ""
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# sensitive = true
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}
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# Cloud settings
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# =====================
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module "system_os" {
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source = "../../modules/virt_os"
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count = var.number
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os_name = "debian"
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os_version = "10"
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domain = var.domain
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hostname = "${var.name}${count.index}"
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user = var.user
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password_hash = var.password_hash
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authorized_key = var.authorized_key
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}
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module "system_flavor" {
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source = "../../modules/virt_flavor"
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count = var.number
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flavor = var.flavor
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}
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# Volumes Configuration
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# =====================
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module "volume_cloudinit" {
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source = "../virt_cloudinit"
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count = var.number
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name = "inst_${var.prefix}${var.name}${count.index}_cloudinit.iso"
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pool = var.instance_pool
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userdata = module.system_os[count.index].template
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}
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module "volume_os" {
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source = "../virt_volume"
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count = var.number
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format = "qcow2"
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name = "inst_${var.prefix}${var.name}${count.index}"
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pool = var.instance_pool
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size_gb = 42
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base_pool = var.image_base_pool
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# TOFIX: Hardcoded refrence to debian
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#base_file = "debian_latest.qcow2"
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// base_file = "TEST__${var.os} --"
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base_file = var.image_base_file
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}
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module "volumes_extra" {
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source = "../virt_volumes"
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count = var.number
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volumes = var.disks
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volumes_defaults = {
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prefix = "inst_${var.prefix}${var.name}${count.index}_"
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pool = var.instance_pool
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# TOFIX: Hardcoded variable
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pool_dir = "/virt"
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}
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}
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# Instance
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# =====================
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locals {
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hostname = replace( var.name, "_", "-")
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vmname = ( var.name_prefix ?
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"${var.prefix}${local.hostname}":
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"${local.hostname}" )
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domain = var.domain
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metadata = {
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#cloud_init = one(module.system_os[*].template)
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os_name = "debian"
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os_version = "10"
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domain = var.domain
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user = var.user
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#password_hash = var.password_hash
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authorized_key = var.authorized_key
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}
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my_os_infos = var.images[var.os]
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}
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resource "ansible_host" "ansible_def" {
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count = var.number
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inventory_hostname = ( var.name_fqdn ?
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"${local.hostname}${count.index}.${var.domain}" :
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"${local.hostname}${count.index}" )
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#groups = [
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# "role_${local.hostname}",
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# var.prefix != "" ? "prj_${var.prefix}" : ""
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# ]
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vars = {
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ansible_user = var.user
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ansible_host = "${local.hostname}${count.index}.${var.domain}"
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ansible_connection = "ssh"
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instances_count = var.number
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instances_index = count.index
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instance_domain = var.domain
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instance_hostname = "${local.hostname}${count.index}"
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instance_name = "${local.hostname}"
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instance_provisionning_key = var.authorized_key
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instance_provisionning_user = var.user
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instance_flavor = var.flavor
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instance_metadata = jsonencode(merge(local.metadata, var.metadata))
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# TOFIX: lol
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instance_os_name = "debian"
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instance_os_version = "10"
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instance_vm = ( var.name_fqdn ?
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"${local.vmname}${count.index}.${var.domain}" :
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"${local.vmname}${count.index}" )
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}
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}
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resource "libvirt_domain" "instdef" {
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count = var.number
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autostart = true
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name = ( var.name_fqdn ?
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"${local.vmname}${count.index}.${var.domain}" :
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"${local.vmname}${count.index}" )
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description = "${var.name}${count.index}.${var.domain}"
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memory = var.memory
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vcpu = var.vcpu
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metadata = jsonencode(merge(local.metadata, var.metadata))
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# Root FS
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# -------------------
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cloudinit = module.volume_cloudinit[count.index].volume.id
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disk {
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volume_id = module.volume_os[count.index].volume.id
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}
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# Instance disks
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dynamic "disk" {
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for_each = module.volumes_extra[count.index].volumes
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content {
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volume_id = disk.value.volume.id
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#volume_id = disk.value.info.id
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#volume_id = coalesce(disk.value.volume.id)
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#file = coalesce(disk.value.info.id)
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}
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}
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# Networking
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# -------------------
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dynamic "network_interface" {
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for_each = var.networks
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content {
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network_name = network_interface.value.name
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mac = try(network_interface.value.mac, null)
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addresses = try(network_interface.value.addresses, null)
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#hostname = try(network_interface.value.hostname, var.name)
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wait_for_lease = try(network_interface.value.wait_for_lease, var.wait_for_lease )
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macvtap = try(network_interface.value.macvtap, null)
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vepa = try(network_interface.value.vepa, null)
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}
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}
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# Other
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# -------------------
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console {
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type = "pty"
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target_port = "0"
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target_type = "serial"
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}
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console {
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type = "pty"
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target_type = "virtio"
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target_port = "1"
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}
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graphics {
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type = "spice"
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listen_type = "address"
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autoport = true
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}
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cpu {
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mode = "host-passthrough"
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}
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}
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# Outputs
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# =====================
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output "instance" {
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value = try(resource.libvirt_domain.instdef, null)
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}
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# output "volume_cloudinit" {
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# value = module.volume_cloudinit
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# }
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output "volume_os" {
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value = module.volume_os
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}
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output "volumes_extra" {
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value = module.volumes_extra
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}
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# Tag infos
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output "system_os" {
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value = module.system_os
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}
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output "system_flavor" {
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value = module.system_flavor
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}
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