Merge pull request #14117 from harijayms/topic-101-vm-simple-linux

provider/azurerm: Add example of a Linux VM w/ Managed Disks
This commit is contained in:
Tom Harvey 2017-05-03 08:13:31 +01:00 committed by GitHub
commit ef79fbeef0
7 changed files with 266 additions and 1 deletions

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matrix: matrix:
fast_finish: true fast_finish: true
allow_failures: allow_failures:
- go: tip - go: tip

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# Very simple deployment of a Linux VM
This template allows you to deploy a simple Linux VM using a few different options for the Ubuntu version, using the latest patched version. This will deploy an A0 size VM in the resource group location and return the FQDN of the VM.
This template takes a minimum amount of parameters and deploys a Linux VM, using the latest patched version.
## main.tf
The `main.tf` file contains the actual resources that will be deployed. It also contains the Azure Resource Group definition and any defined variables.
## outputs.tf
This data is outputted when `terraform apply` is called, and can be queried using the `terraform output` command.
## provider.tf
Azure requires that an application is added to Azure Active Directory to generate the `client_id`, `client_secret`, and `tenant_id` needed by Terraform (`subscription_id` can be recovered from your Azure account details). Please go [here](https://www.terraform.io/docs/providers/azurerm/) for full instructions on how to create this to populate your `provider.tf` file.
## terraform.tfvars
If a `terraform.tfvars` file is present in the current directory, Terraform automatically loads it to populate variables. We don't recommend saving usernames and password to version control, but you can create a local secret variables file and use `-var-file` to load it.
## variables.tf
The `variables.tf` file contains all of the input parameters that the user can specify when deploying this Terraform template.

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#!/bin/bash
set -o errexit -o nounset
docker run --rm -it \
-e ARM_CLIENT_ID \
-e ARM_CLIENT_SECRET \
-e ARM_SUBSCRIPTION_ID \
-e ARM_TENANT_ID \
-v $(pwd):/data \
--workdir=/data \
--entrypoint "/bin/sh" \
hashicorp/terraform:light \
-c "/bin/terraform get; \
/bin/terraform validate; \
/bin/terraform plan -out=out.tfplan -var dns_name=$KEY -var hostname=$KEY -var resource_group=$KEY -var admin_password=$PASSWORD; \
/bin/terraform apply out.tfplan; \
/bin/terraform show;"
# cleanup deployed azure resources via azure-cli
docker run --rm -it \
azuresdk/azure-cli-python \
sh -c "az login --service-principal -u $ARM_CLIENT_ID -p $ARM_CLIENT_SECRET --tenant $ARM_TENANT_ID > /dev/null; \
az vm show -g $KEY -n rgvm"
# cleanup deployed azure resources via terraform
docker run --rm -it \
-e ARM_CLIENT_ID \
-e ARM_CLIENT_SECRET \
-e ARM_SUBSCRIPTION_ID \
-e ARM_TENANT_ID \
-v $(pwd):/data \
--workdir=/data \
--entrypoint "/bin/sh" \
hashicorp/terraform:light \
-c "/bin/terraform destroy -force -var dns_name=$KEY -var hostname=$KEY -var resource_group=$KEY -var admin_password=$PASSWORD;"

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#!/bin/bash
set -o errexit -o nounset
if docker -v; then
# generate a unique string for CI deployment
export KEY=$(cat /dev/urandom | env LC_CTYPE=C tr -cd 'a-z' | head -c 12)
export PASSWORD=$KEY$(cat /dev/urandom | env LC_CTYPE=C tr -cd 'A-Z' | head -c 2)$(cat /dev/urandom | env LC_CTYPE=C tr -cd '0-9' | head -c 2)
/bin/sh ./deploy.ci.sh
else
echo "Docker is used to run terraform commands, please install before run: https://docs.docker.com/docker-for-mac/install/"
fi

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# provider "azurerm" {
# subscription_id = "REPLACE-WITH-YOUR-SUBSCRIPTION-ID"
# client_id = "REPLACE-WITH-YOUR-CLIENT-ID"
# client_secret = "REPLACE-WITH-YOUR-CLIENT-SECRET"
# tenant_id = "REPLACE-WITH-YOUR-TENANT-ID"
# }
resource "azurerm_resource_group" "rg" {
name = "${var.resource_group}"
location = "${var.location}"
}
resource "azurerm_virtual_network" "vnet" {
name = "${var.virtual_network_name}"
location = "${var.location}"
address_space = ["${var.address_space}"]
resource_group_name = "${azurerm_resource_group.rg.name}"
}
resource "azurerm_subnet" "subnet" {
name = "${var.rg_prefix}subnet"
virtual_network_name = "${azurerm_virtual_network.vnet.name}"
resource_group_name = "${azurerm_resource_group.rg.name}"
address_prefix = "${var.subnet_prefix}"
}
resource "azurerm_network_interface" "nic" {
name = "${var.rg_prefix}nic"
location = "${var.location}"
resource_group_name = "${azurerm_resource_group.rg.name}"
ip_configuration {
name = "${var.rg_prefix}ipconfig"
subnet_id = "${azurerm_subnet.subnet.id}"
private_ip_address_allocation = "Dynamic"
public_ip_address_id = "${azurerm_public_ip.pip.id}"
}
}
resource "azurerm_public_ip" "pip" {
name = "${var.rg_prefix}-ip"
location = "${var.location}"
resource_group_name = "${azurerm_resource_group.rg.name}"
public_ip_address_allocation = "Dynamic"
domain_name_label = "${var.dns_name}"
}
resource "azurerm_storage_account" "stor" {
name = "${var.dns_name}stor"
location = "${var.location}"
resource_group_name = "${azurerm_resource_group.rg.name}"
account_type = "${var.storage_account_type}"
}
resource "azurerm_managed_disk" "datadisk" {
name = "${var.hostname}-datadisk"
location = "${var.location}"
resource_group_name = "${azurerm_resource_group.rg.name}"
storage_account_type = "Standard_LRS"
create_option = "Empty"
disk_size_gb = "1023"
}
resource "azurerm_virtual_machine" "vm" {
name = "${var.rg_prefix}vm"
location = "${var.location}"
resource_group_name = "${azurerm_resource_group.rg.name}"
vm_size = "${var.vm_size}"
network_interface_ids = ["${azurerm_network_interface.nic.id}"]
storage_image_reference {
publisher = "${var.image_publisher}"
offer = "${var.image_offer}"
sku = "${var.image_sku}"
version = "${var.image_version}"
}
storage_os_disk {
name = "${var.hostname}-osdisk"
managed_disk_type = "Standard_LRS"
caching = "ReadWrite"
create_option = "FromImage"
}
storage_data_disk {
name = "${var.hostname}-datadisk"
managed_disk_id = "${azurerm_managed_disk.datadisk.id}"
managed_disk_type = "Standard_LRS"
disk_size_gb = "1023"
create_option = "Attach"
lun = 0
}
os_profile {
computer_name = "${var.hostname}"
admin_username = "${var.admin_username}"
admin_password = "${var.admin_password}"
}
os_profile_linux_config {
disable_password_authentication = false
}
boot_diagnostics {
enabled = true
storage_uri = "${azurerm_storage_account.stor.primary_blob_endpoint}"
}
}

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output "hostname" {
value = "${var.hostname}"
}
output "vm_fqdn" {
value = "${azurerm_public_ip.pip.fqdn}"
}
output "ssh_command" {
value = "ssh ${var.admin_username}@${azurerm_public_ip.pip.fqdn}"
}

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variable "resource_group" {
description = "The name of the resource group in which to create the virtual network."
}
variable "rg_prefix" {
description = "The shortened abbreviation to represent your resource group that will go on the front of some resources."
default = "rg"
}
variable "hostname" {
description = "VM name referenced also in storage-related names."
}
variable "dns_name" {
description = " Label for the Domain Name. Will be used to make up the FQDN. If a domain name label is specified, an A DNS record is created for the public IP in the Microsoft Azure DNS system."
}
variable "location" {
description = "The location/region where the virtual network is created. Changing this forces a new resource to be created."
default = "southcentralus"
}
variable "virtual_network_name" {
description = "The name for the virtual network."
default = "vnet"
}
variable "address_space" {
description = "The address space that is used by the virtual network. You can supply more than one address space. Changing this forces a new resource to be created."
default = "10.0.0.0/16"
}
variable "subnet_prefix" {
description = "The address prefix to use for the subnet."
default = "10.0.10.0/24"
}
variable "storage_account_type" {
description = "Defines the type of storage account to be created. Valid options are Standard_LRS, Standard_ZRS, Standard_GRS, Standard_RAGRS, Premium_LRS. Changing this is sometimes valid - see the Azure documentation for more information on which types of accounts can be converted into other types."
default = "Standard_LRS"
}
variable "vm_size" {
description = "Specifies the size of the virtual machine."
default = "Standard_A0"
}
variable "image_publisher" {
description = "name of the publisher of the image (az vm image list)"
default = "Canonical"
}
variable "image_offer" {
description = "the name of the offer (az vm image list)"
default = "UbuntuServer"
}
variable "image_sku" {
description = "image sku to apply (az vm image list)"
default = "16.04-LTS"
}
variable "image_version" {
description = "version of the image to apply (az vm image list)"
default = "latest"
}
variable "admin_username" {
description = "administrator user name"
default = "vmadmin"
}
variable "admin_password" {
description = "administrator password (recommended to disable password auth)"
}