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# Azure CDN Frontdoor
This template deploys an Azure CDN Frontdoor with a Frontdoor managed TLS/SSL certificate Custom Domain.
## Terraform resource types
- [random_pet](https://registry.terraform.io/providers/hashicorp/random/latest/docs/resources/pet)
- [azurerm_resource_group](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/resource_group)
- [azurerm_cdn_frontdoor_profile](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/cdn_frontdoor_profile)
- [random_string](https://registry.terraform.io/providers/hashicorp/random/latest/docs/resources/string)
- [azurerm_dns_zone](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/dns_zone)
- [azurerm_cdn_frontdoor_firewall_policy](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/cdn_frontdoor_firewall_policy)
- [azurerm_cdn_frontdoor_security_policy](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/cdn_frontdoor_security_policy)
- [azurerm_cdn_frontdoor_endpoint](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/cdn_frontdoor_endpoint)
- [azurerm_cdn_frontdoor_origin_group](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/cdn_frontdoor_origin_group)
- [azurerm_cdn_frontdoor_origin](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/cdn_frontdoor_origin)
- [azurerm_cdn_frontdoor_rule_set](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/cdn_frontdoor_rule_set)
- [azurerm_cdn_frontdoor_rule](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/cdn_frontdoor_rule)
- [azurerm_cdn_frontdoor_route](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/cdn_frontdoor_route)
- [azurerm_cdn_frontdoor_custom_domain](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/cdn_frontdoor_custom_domain)
- [azurerm_cdn_frontdoor_custom_domain_association](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/cdn_frontdoor_custom_domain_association)
- [azurerm_dns_txt_record](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/dns_txt_record)
- [azurerm_dns_cname_record](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/dns_cname_record)
## Variables
| Name | Description | Default value |
|-|-|-|
| `resource_group_name_prefix` | Prefix of the resource group name that's combined with a random ID so name is unique in your Azure subscription. | rg |
| `resource_group_location` | Location of the resource group. | eastus |
| `cdn_frontdoor_profile_name` | Name of the CDN Frontdoor profile resource. | "" |
| `dns_zone_name` | Name of the DNS zone resource. | "" |
| `cdn_frontdoor_firewall_policy_name` | Name of the CDN Frontdoor firewall policy resource. | "" |
| `cdn_frontdoor_security_policy_name` | Name of the CDN Frontdoor security policy resource. | "" |
| `cdn_frontdoor_endpoint_name` | Name of the CDN Frontdoor endpoint resource. | "" |
| `cdn_frontdoor_origin_group_name` | Name of the CDN Frontdoor origin group resource. | "" |
| `cdn_frontdoor_origin_name` | Name of the CDN Frontdoor origin resource. | "" |
| `cdn_frontdoor_rule_set_name` | Name of the CDN Frontdoor rule set resource. | "" |
| `cdn_frontdoor_rule_name` | Name of the CDN Frontdoor rule resource. | "" |
| `cdn_frontdoor_route_name` | Name of the CDN Frontdoor route resource. | "" |
| `cdn_frontdoor_custom_domain_name` | Name of the CDN Frontdoor custom domain resource. | "" |
## Example

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resource "random_pet" "rg_name" {
prefix = var.resource_group_name_prefix
}
resource "azurerm_resource_group" "rg" {
location = var.resource_group_location
name = random_pet.rg_name.id
}
resource "random_string" "azurerm_cdn_frontdoor_profile_name" {
length = 13
lower = true
numeric = false
special = false
upper = false
}
resource "azurerm_cdn_frontdoor_profile" "example" {
name = coalesce(var.cdn_frontdoor_profile_name, "profile-${random_string.azurerm_cdn_frontdoor_profile_name.result}")
resource_group_name = azurerm_resource_group.rg.name
sku_name = "Premium_AzureFrontDoor"
response_timeout_seconds = 120
tags = {
environment = "example"
}
}
resource "random_string" "azurerm_dns_zone_name" {
length = 13
lower = true
numeric = false
special = false
upper = false
}
resource "azurerm_dns_zone" "example" {
name = coalesce(var.dns_zone_name, "zone-${random_string.azurerm_dns_zone_name.result}")
resource_group_name = azurerm_resource_group.rg.name
}
resource "random_string" "azurerm_cdn_frontdoor_firewall_policy_name" {
length = 13
lower = true
numeric = false
special = false
upper = false
}
resource "azurerm_cdn_frontdoor_firewall_policy" "example" {
name = coalesce(var.cdn_frontdoor_firewall_policy_name, "firewall-${random_string.azurerm_cdn_frontdoor_firewall_policy_name.result}")
resource_group_name = azurerm_resource_group.rg.name
sku_name = azurerm_cdn_frontdoor_profile.example.sku_name
enabled = true
mode = "Prevention"
redirect_url = "https://www.example.com"
custom_block_response_status_code = 403
custom_block_response_body = "PGh0bWw+CjxoZWFkZXI+PHRpdGxlPkhlbGxvPC90aXRsZT48L2hlYWRlcj4KPGJvZHk+CkhlbGxvIHdvcmxkCjwvYm9keT4KPC9odG1sPg=="
custom_rule {
name = "Rule1"
enabled = true
priority = 1
rate_limit_duration_in_minutes = 1
rate_limit_threshold = 10
type = "MatchRule"
action = "Block"
match_condition {
match_variable = "RemoteAddr"
operator = "IPMatch"
negation_condition = false
match_values = ["10.0.2.0/24", "10.0.1.0/24"]
}
}
managed_rule {
type = "DefaultRuleSet"
version = "preview-0.1"
action = "Block"
override {
rule_group_name = "PHP"
rule {
rule_id = "933111"
enabled = false
action = "Block"
}
}
}
managed_rule {
type = "BotProtection"
version = "preview-0.1"
action = "Block"
}
}
resource "random_string" "azurerm_cdn_frontdoor_security_policy_name" {
length = 13
lower = true
numeric = false
special = false
upper = false
}
resource "azurerm_cdn_frontdoor_security_policy" "example" {
name = coalesce(var.cdn_frontdoor_security_policy_name, "security-${random_string.azurerm_cdn_frontdoor_security_policy_name.result}")
cdn_frontdoor_profile_id = azurerm_cdn_frontdoor_profile.example.id
security_policies {
firewall {
cdn_frontdoor_firewall_policy_id = azurerm_cdn_frontdoor_firewall_policy.example.id
association {
domain {
cdn_frontdoor_domain_id = azurerm_cdn_frontdoor_custom_domain.contoso.id
}
domain {
cdn_frontdoor_domain_id = azurerm_cdn_frontdoor_custom_domain.fabrikam.id
}
patterns_to_match = ["/*"]
}
}
}
}
resource "random_string" "azurerm_cdn_frontdoor_endpoint_name" {
length = 13
lower = true
numeric = false
special = false
upper = false
}
resource "azurerm_cdn_frontdoor_endpoint" "example" {
name = coalesce(var.cdn_frontdoor_endpoint_name, "endpoint-${random_string.azurerm_cdn_frontdoor_endpoint_name.result}")
cdn_frontdoor_profile_id = azurerm_cdn_frontdoor_profile.example.id
enabled = true
}
resource "random_string" "azurerm_cdn_frontdoor_origin_group_name" {
length = 13
lower = true
numeric = false
special = false
upper = false
}
resource "azurerm_cdn_frontdoor_origin_group" "example" {
name = coalesce(var.cdn_frontdoor_origin_group_name, "origin-group-${random_string.azurerm_cdn_frontdoor_origin_group_name.result}")
cdn_frontdoor_profile_id = azurerm_cdn_frontdoor_profile.example.id
session_affinity_enabled = true
restore_traffic_time_to_healed_or_new_endpoint_in_minutes = 10
health_probe {
interval_in_seconds = 100
path = "/"
protocol = "Http"
request_type = "HEAD"
}
load_balancing {
additional_latency_in_milliseconds = 0
sample_size = 16
successful_samples_required = 3
}
}
resource "random_string" "azurerm_cdn_frontdoor_origin_name" {
length = 13
lower = true
numeric = false
special = false
upper = false
}
resource "azurerm_cdn_frontdoor_origin" "example" {
name = coalesce(var.cdn_frontdoor_origin_name, "origin-${random_string.azurerm_cdn_frontdoor_origin_name.result}")
cdn_frontdoor_origin_group_id = azurerm_cdn_frontdoor_origin_group.example.id
enabled = true
certificate_name_check_enabled = false
host_name = join(".", ["contoso", azurerm_dns_zone.example.name])
priority = 1
weight = 1
}
resource "random_string" "azurerm_cdn_frontdoor_rule_set_name" {
length = 13
lower = true
numeric = false
special = false
upper = false
}
resource "azurerm_cdn_frontdoor_rule_set" "example" {
name = coalesce(var.cdn_frontdoor_rule_set_name, "rule-set-${random_string.azurerm_cdn_frontdoor_rule_set_name.result}")
cdn_frontdoor_profile_id = azurerm_cdn_frontdoor_profile.example.id
}
resource "random_string" "azurerm_cdn_frontdoor_rule_name" {
length = 13
lower = true
numeric = false
special = false
upper = false
}
resource "azurerm_cdn_frontdoor_rule" "example" {
depends_on = [azurerm_cdn_frontdoor_origin_group.example, azurerm_cdn_frontdoor_origin.example]
name = coalesce(var.cdn_frontdoor_rule_name, "rule-${random_string.azurerm_cdn_frontdoor_rule_name.result}")
cdn_frontdoor_rule_set_id = azurerm_cdn_frontdoor_rule_set.example.id
order = 1
behavior_on_match = "Continue"
actions {
route_configuration_override_action {
cdn_frontdoor_origin_group_id = azurerm_cdn_frontdoor_origin_group.example.id
forwarding_protocol = "HttpsOnly"
query_string_caching_behavior = "IncludeSpecifiedQueryStrings"
query_string_parameters = ["foo", "clientIp={client_ip}"]
compression_enabled = true
cache_behavior = "OverrideIfOriginMissing"
cache_duration = "365.23:59:59"
}
url_redirect_action {
redirect_type = "PermanentRedirect"
redirect_protocol = "MatchRequest"
query_string = "clientIp={client_ip}"
destination_path = "/exampleredirection"
destination_hostname = "example.com"
destination_fragment = "UrlRedirect"
}
}
conditions {
host_name_condition {
operator = "Equal"
negate_condition = false
match_values = ["www.example.com", "images.example.com", "video.example.com"]
transforms = ["Lowercase", "Trim"]
}
is_device_condition {
operator = "Equal"
negate_condition = false
match_values = ["Mobile"]
}
post_args_condition {
post_args_name = "customerName"
operator = "BeginsWith"
match_values = ["J", "K"]
transforms = ["Uppercase"]
}
request_method_condition {
operator = "Equal"
negate_condition = false
match_values = ["DELETE"]
}
url_filename_condition {
operator = "Equal"
negate_condition = false
match_values = ["media.mp4"]
transforms = ["Lowercase", "RemoveNulls", "Trim"]
}
}
}
resource "random_string" "azurerm_cdn_frontdoor_route_name" {
length = 13
lower = true
numeric = false
special = false
upper = false
}
resource "azurerm_cdn_frontdoor_route" "example" {
name = coalesce(var.cdn_frontdoor_route_name, "route-${random_string.azurerm_cdn_frontdoor_route_name.result}")
cdn_frontdoor_endpoint_id = azurerm_cdn_frontdoor_endpoint.example.id
cdn_frontdoor_origin_group_id = azurerm_cdn_frontdoor_origin_group.example.id
cdn_frontdoor_origin_ids = [azurerm_cdn_frontdoor_origin.example.id]
enabled = true
forwarding_protocol = "MatchRequest"
https_redirect_enabled = true
patterns_to_match = ["/*"]
supported_protocols = ["Http", "Https"]
cdn_frontdoor_rule_set_ids = [azurerm_cdn_frontdoor_rule_set.example.id]
cdn_frontdoor_custom_domain_ids = [azurerm_cdn_frontdoor_custom_domain.contoso.id, azurerm_cdn_frontdoor_custom_domain.fabrikam.id]
link_to_default_domain = false
cache {
compression_enabled = true
content_types_to_compress = ["text/html", "text/javascript", "text/xml"]
query_strings = ["account", "settings"]
query_string_caching_behavior = "IgnoreSpecifiedQueryStrings"
}
}
resource "random_string" "azurerm_cdn_frontdoor_custom_domain_name" {
length = 13
lower = true
numeric = false
special = false
upper = false
}
resource "azurerm_cdn_frontdoor_custom_domain" "contoso" {
name = coalesce(var.cdn_frontdoor_custom_domain_name, "custom-domain-${random_string.azurerm_cdn_frontdoor_custom_domain_name.result}")
cdn_frontdoor_profile_id = azurerm_cdn_frontdoor_profile.example.id
dns_zone_id = azurerm_dns_zone.example.id
host_name = join(".", ["contoso", azurerm_dns_zone.example.name])
tls {
certificate_type = "ManagedCertificate"
minimum_tls_version = "TLS12"
}
}
resource "azurerm_cdn_frontdoor_custom_domain" "fabrikam" {
name = coalesce(var.cdn_frontdoor_custom_domain_name, "custom-domain-${random_string.azurerm_cdn_frontdoor_custom_domain_name.result}")
cdn_frontdoor_profile_id = azurerm_cdn_frontdoor_profile.example.id
dns_zone_id = azurerm_dns_zone.example.id
host_name = join(".", ["fabrikam", azurerm_dns_zone.example.name])
tls {
certificate_type = "ManagedCertificate"
minimum_tls_version = "TLS12"
}
}
resource "azurerm_cdn_frontdoor_custom_domain_association" "contoso" {
cdn_frontdoor_custom_domain_id = azurerm_cdn_frontdoor_custom_domain.contoso.id
cdn_frontdoor_route_ids = [azurerm_cdn_frontdoor_route.example.id]
}
resource "azurerm_cdn_frontdoor_custom_domain_association" "fabrikam" {
cdn_frontdoor_custom_domain_id = azurerm_cdn_frontdoor_custom_domain.fabrikam.id
cdn_frontdoor_route_ids = [azurerm_cdn_frontdoor_route.example.id]
}
resource "azurerm_dns_txt_record" "contoso" {
name = join(".", ["_dnsauth", "contoso"])
zone_name = azurerm_dns_zone.example.name
resource_group_name = azurerm_resource_group.rg.name
ttl = 3600
record {
value = azurerm_cdn_frontdoor_custom_domain.contoso.validation_token
}
}
resource "azurerm_dns_txt_record" "fabrikam" {
name = join(".", ["_dnsauth", "fabrikam"])
zone_name = azurerm_dns_zone.example.name
resource_group_name = azurerm_resource_group.rg.name
ttl = 3600
record {
value = azurerm_cdn_frontdoor_custom_domain.fabrikam.validation_token
}
}
resource "azurerm_dns_cname_record" "contoso" {
depends_on = [azurerm_cdn_frontdoor_route.example, azurerm_cdn_frontdoor_security_policy.example]
name = "contoso"
zone_name = azurerm_dns_zone.example.name
resource_group_name = azurerm_resource_group.rg.name
ttl = 3600
record = azurerm_cdn_frontdoor_endpoint.example.host_name
}
resource "azurerm_dns_cname_record" "fabrikam" {
depends_on = [azurerm_cdn_frontdoor_route.example, azurerm_cdn_frontdoor_security_policy.example]
name = "fabrikam"
zone_name = azurerm_dns_zone.example.name
resource_group_name = azurerm_resource_group.rg.name
ttl = 3600
record = azurerm_cdn_frontdoor_endpoint.example.host_name
}

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output "resource_group_name" {
value = azurerm_resource_group.rg.name
}
output "cdn_frontdoor_profile_name" {
value = azurerm_cdn_frontdoor_profile.example.name
}
output "dns_zone_name" {
value = azurerm_dns_zone.example.name
}
output "cdn_frontdoor_firewall_policy_name" {
value = azurerm_cdn_frontdoor_firewall_policy.example.name
}
output "cdn_frontdoor_security_policy_name" {
value = azurerm_cdn_frontdoor_security_policy.example.name
}
output "cdn_frontdoor_endpoint_name" {
value = azurerm_cdn_frontdoor_endpoint.example.name
}
output "cdn_frontdoor_origin_group_name" {
value = azurerm_cdn_frontdoor_origin_group.example.name
}
output "cdn_frontdoor_origin_name" {
value = azurerm_cdn_frontdoor_origin.example.name
}
output "cdn_frontdoor_rule_set_name" {
value = azurerm_cdn_frontdoor_rule_set.example.name
}
output "cdn_frontdoor_rule_name" {
value = azurerm_cdn_frontdoor_rule.example.name
}
output "cdn_frontdoor_route_name" {
value = azurerm_cdn_frontdoor_route.example.name
}
output "cdn_frontdoor_custom_domain_name" {
value = azurerm_cdn_frontdoor_custom_domain.contoso.name
}

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terraform {
required_version = ">=1.0"
required_providers {
azurerm = {
source = "hashicorp/azurerm"
version = "~>3.0"
}
random = {
source = "hashicorp/random"
version = "~>3.0"
}
}
}
provider "azurerm" {
features {}
}

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variable "resource_group_name_prefix" {
type = string
default = "rg"
description = "Prefix of the resource group name that's combined with a random ID so name is unique in your Azure subscription."
}
variable "resource_group_location" {
type = string
default = "eastus"
description = "Location of the resource group."
}
variable "cdn_frontdoor_profile_name" {
type = string
description = "The name of the CDN Frontdoor profile resource. The value will be randomly generated if blank."
default = ""
}
variable "dns_zone_name" {
type = string
description = "The name of the DNS zone resource. The value will be randomly generated if blank."
default = ""
}
variable "cdn_frontdoor_firewall_policy_name" {
type = string
description = "The name of the CDN Frontdoor firewall policy resource. The value will be randomly generated if blank."
default = ""
}
variable "cdn_frontdoor_security_policy_name" {
type = string
description = "The name of the CDN Frontdoor security policy resource. The value will be randomly generated if blank."
default = ""
}
variable "cdn_frontdoor_endpoint_name" {
type = string
description = "The name of the CDN Frontdoor endpoint resource. The value will be randomly generated if blank."
default = ""
}
variable "cdn_frontdoor_origin_group_name" {
type = string
description = "The name of the CDN Frontdoor origin group resource. The value will be randomly generated if blank."
default = ""
}
variable "cdn_frontdoor_origin_name" {
type = string
description = "The name of the CDN Frontdoor origin resource. The value will be randomly generated if blank."
default = ""
}
variable "cdn_frontdoor_rule_set_name" {
type = string
description = "The name of the CDN Frontdoor rule set resource. The value will be randomly generated if blank."
default = ""
}
variable "cdn_frontdoor_rule_name" {
type = string
description = "The name of the CDN Frontdoor rule resource. The value will be randomly generated if blank."
default = ""
}
variable "cdn_frontdoor_route_name" {
type = string
description = "The name of the CDN Frontdoor route resource. The value will be randomly generated if blank."
default = ""
}
variable "cdn_frontdoor_custom_domain_name" {
type = string
description = "The name of the CDN Frontdoor custom domain resource. The value will be randomly generated if blank."
default = ""
}