Build Azure managed images and Azure Compute Gallery images with Packer. Use when creating custom images for Azure VMs.
Build Azure managed images and Azure Compute Gallery images using Packer's azure-arm builder.
Reference: Azure ARM Builder
Note: Building Azure images incurs costs (compute, storage, data transfer). Builds typically take 15-45 minutes depending on provisioning and OS.
packer {
required_plugins {
azure = {
source = "github.com/hashicorp/azure"
version = "~> 2.0"
}
}
}
variable "client_id" {
type = string
sensitive = true
}
variable "client_secret" {
type = string
sensitive = true
}
variable "subscription_id" {
type = string
}
variable "tenant_id" {
type = string
}
variable "resource_group" {
type = string
default = "packer-images-rg"
}
locals {
timestamp = regex_replace(timestamp(), "[- TZ:]", "")
}
source "azure-arm" "ubuntu" {
client_id = var.client_id
client_secret = var.client_secret
subscription_id = var.subscription_id
tenant_id = var.tenant_id
managed_image_resource_group_name = var.resource_group
managed_image_name = "my-app-${local.timestamp}"
os_type = "Linux"
image_publisher = "Canonical"
image_offer = "0001-com-ubuntu-server-jammy"
image_sku = "22_04-lts-gen2"
location = "East US"
vm_size = "Standard_B2s"
azure_tags = {
Name = "my-app"
BuildDate = local.timestamp
}
}
build {
sources = ["source.azure-arm.ubuntu"]
provisioner "shell" {
inline = [
"sudo apt-get update",
"sudo apt-get upgrade -y",
]
}
}
source "azure-arm" "ubuntu" {
client_id = var.client_id
client_secret = var.client_secret
subscription_id = var.subscription_id
tenant_id = var.tenant_id
os_type = "Linux"
image_publisher = "Canonical"
image_offer = "0001-com-ubuntu-server-jammy"
image_sku = "22_04-lts-gen2"
location = "East US"
vm_size = "Standard_B2s"
shared_image_gallery_destination {
resource_group = "gallery-rg"
gallery_name = "myImageGallery"
image_name = "ubuntu-webapp"
image_version = "1.0.${formatdate("YYYYMMDD", timestamp())}"
replication_regions = ["East US", "West US 2"]
storage_account_type = "Standard_LRS"
}
}
# Create service principal
az ad sp create-for-rbac \
--name "packer-sp" \
--role Contributor \
--scopes /subscriptions/<subscription-id>
# Set environment variables
export ARM_CLIENT_ID="<client-id>"
export ARM_CLIENT_SECRET="<client-secret>"
export ARM_SUBSCRIPTION_ID="<subscription-id>"
export ARM_TENANT_ID="<tenant-id>"
source "azure-arm" "ubuntu" {
use_azure_cli_auth = true
subscription_id = var.subscription_id
# ... rest of configuration
}
# Set authentication
export ARM_CLIENT_ID="your-client-id"
export ARM_CLIENT_SECRET="your-client-secret"
export ARM_SUBSCRIPTION_ID="your-subscription-id"
export ARM_TENANT_ID="your-tenant-id"
# Initialize plugins
packer init .
# Validate template
packer validate .
# Build image
packer build .
Authentication Failed
Compute Gallery Version Exists
Timeout During Provisioning