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Azure Web Appsからのアウトバウンド通信をAzure FirewallのパブリックIPに固定する
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terraform { | |
required_version = "~> 0.13" | |
} | |
provider "azurerm" { | |
version = "~>2.25" | |
features {} | |
} | |
data "azurerm_log_analytics_workspace" "sample" { | |
name = var.la_workspace_name | |
resource_group_name = var.la_workspace_rg | |
} | |
resource "azurerm_resource_group" "sample" { | |
name = "rg-webapp-ob-fw" | |
location = "japaneast" | |
} | |
resource "azurerm_virtual_network" "sample" { | |
name = "vnet-sample" | |
resource_group_name = azurerm_resource_group.sample.name | |
location = azurerm_resource_group.sample.location | |
address_space = ["10.0.0.0/16"] | |
} | |
resource "azurerm_subnet" "integration" { | |
name = "snet-integration" | |
resource_group_name = azurerm_resource_group.sample.name | |
virtual_network_name = azurerm_virtual_network.sample.name | |
address_prefixes = ["10.0.1.0/24"] | |
delegation { | |
name = "delegation" | |
service_delegation { | |
name = "Microsoft.Web/serverFarms" | |
actions = ["Microsoft.Network/virtualNetworks/subnets/action"] | |
} | |
} | |
} | |
resource "azurerm_subnet" "firewall" { | |
name = "AzureFirewallSubnet" | |
resource_group_name = azurerm_resource_group.sample.name | |
virtual_network_name = azurerm_virtual_network.sample.name | |
address_prefixes = ["10.0.2.0/24"] | |
} | |
resource "azurerm_public_ip" "firewall" { | |
name = "pip-firewall" | |
resource_group_name = azurerm_resource_group.sample.name | |
location = azurerm_resource_group.sample.location | |
allocation_method = "Static" | |
sku = "Standard" | |
} | |
resource "azurerm_firewall" "sample" { | |
name = "fw-sample" | |
resource_group_name = azurerm_resource_group.sample.name | |
location = azurerm_resource_group.sample.location | |
ip_configuration { | |
name = "configuration" | |
subnet_id = azurerm_subnet.firewall.id | |
public_ip_address_id = azurerm_public_ip.firewall.id | |
} | |
} | |
resource "azurerm_firewall_network_rule_collection" "allow_http" { | |
name = "Allow_HTTP" | |
azure_firewall_name = azurerm_firewall.sample.name | |
resource_group_name = azurerm_resource_group.sample.name | |
priority = 100 | |
action = "Allow" | |
rule { | |
name = "Allow_HTTP" | |
source_addresses = [ | |
"*", | |
] | |
destination_ports = [ | |
"80", "443" | |
] | |
destination_addresses = [ | |
"*", | |
] | |
protocols = [ | |
"TCP", | |
] | |
} | |
} | |
resource "azurerm_monitor_diagnostic_setting" "firewall" { | |
name = "diag-log-firewall" | |
target_resource_id = azurerm_firewall.sample.id | |
log_analytics_workspace_id = data.azurerm_log_analytics_workspace.sample.id | |
log { | |
category = "AzureFirewallApplicationRule" | |
enabled = true | |
retention_policy { | |
days = 0 | |
enabled = false | |
} | |
} | |
log { | |
category = "AzureFirewallNetworkRule" | |
enabled = true | |
retention_policy { | |
days = 0 | |
enabled = false | |
} | |
} | |
log { | |
category = "AzureFirewallDnsProxy" | |
enabled = false | |
retention_policy { | |
days = 0 | |
enabled = false | |
} | |
} | |
metric { | |
category = "AllMetrics" | |
enabled = false | |
retention_policy { | |
days = 0 | |
enabled = false | |
} | |
} | |
} | |
resource "azurerm_route_table" "sample" { | |
name = "routetable-sample" | |
resource_group_name = azurerm_resource_group.sample.name | |
location = azurerm_resource_group.sample.location | |
} | |
resource "azurerm_route" "default" { | |
name = "route-default" | |
resource_group_name = azurerm_resource_group.sample.name | |
route_table_name = azurerm_route_table.sample.name | |
address_prefix = "0.0.0.0/0" | |
next_hop_type = "VirtualAppliance" | |
next_hop_in_ip_address = azurerm_firewall.sample.ip_configuration[0].private_ip_address | |
} | |
resource "azurerm_subnet_route_table_association" "integration_sample" { | |
subnet_id = azurerm_subnet.integration.id | |
route_table_id = azurerm_route_table.sample.id | |
} | |
resource "azurerm_subnet" "endpoint" { | |
name = "snet-endpoint" | |
resource_group_name = azurerm_resource_group.sample.name | |
virtual_network_name = azurerm_virtual_network.sample.name | |
address_prefixes = ["10.0.3.0/24"] | |
} | |
resource "azurerm_app_service_plan" "sample" { | |
name = "plan-sample" | |
resource_group_name = azurerm_resource_group.sample.name | |
location = azurerm_resource_group.sample.location | |
kind = "Linux" | |
reserved = true | |
sku { | |
tier = "PremiumV2" | |
size = "P1v2" | |
} | |
} | |
resource "azurerm_app_service" "webapp" { | |
depends_on = [azurerm_firewall_network_rule_collection.allow_http] | |
name = "app-${var.prefix}-webapp" | |
resource_group_name = azurerm_resource_group.sample.name | |
location = azurerm_resource_group.sample.location | |
app_service_plan_id = azurerm_app_service_plan.sample.id | |
app_settings = { | |
"WEBSITE_DNS_SERVER" : "168.63.129.16", | |
"WEBSITE_VNET_ROUTE_ALL" : "1", | |
"DJANGO_ENV" : "production", | |
"DBHOST" : "${azurerm_postgresql_server.sample.fqdn}", | |
"DBNAME" : "pollsdb", | |
"DBUSER" : "${var.db_admin_name}@${azurerm_postgresql_server.sample.fqdn}", | |
"DBPASS" : var.db_admin_pass | |
} | |
source_control { | |
repo_url = "https://github.com/Azure-Samples/djangoapp" | |
branch = "master" | |
manual_integration = true | |
} | |
site_config { | |
linux_fx_version = "PYTHON|3.8" | |
} | |
} | |
resource "azurerm_app_service_virtual_network_swift_connection" "webapp_integration" { | |
app_service_id = azurerm_app_service.webapp.id | |
subnet_id = azurerm_subnet.integration.id | |
//Workaround | |
provisioner "local-exec" { | |
when = destroy | |
command = "sleep 30" | |
} | |
} | |
resource "azurerm_postgresql_server" "sample" { | |
name = "psql-server-${var.prefix}" | |
resource_group_name = azurerm_resource_group.sample.name | |
location = azurerm_resource_group.sample.location | |
sku_name = "GP_Gen5_2" | |
storage_mb = 5120 | |
backup_retention_days = 7 | |
geo_redundant_backup_enabled = false | |
auto_grow_enabled = true | |
administrator_login = var.db_admin_name | |
administrator_login_password = var.db_admin_pass | |
version = "11" | |
ssl_enforcement_enabled = true | |
} | |
resource "azurerm_postgresql_database" "sample" { | |
name = "pollsdb" | |
resource_group_name = azurerm_resource_group.sample.name | |
server_name = azurerm_postgresql_server.sample.name | |
charset = "UTF8" | |
collation = "English_United States.1252" | |
} | |
resource "azurerm_private_dns_zone" "sample" { | |
name = "privatelink.postgres.database.azure.com" | |
resource_group_name = azurerm_resource_group.sample.name | |
} | |
resource "azurerm_private_dns_zone_virtual_network_link" "sample" { | |
name = "dnszonelink-sample" | |
resource_group_name = azurerm_resource_group.sample.name | |
private_dns_zone_name = azurerm_private_dns_zone.sample.name | |
virtual_network_id = azurerm_virtual_network.sample.id | |
} | |
resource "azurerm_private_endpoint" "sample" { | |
name = "private-endpoint-psql" | |
resource_group_name = azurerm_resource_group.sample.name | |
location = azurerm_resource_group.sample.location | |
subnet_id = azurerm_subnet.endpoint.id | |
private_dns_zone_group { | |
name = "private-dnszone-group" | |
private_dns_zone_ids = [azurerm_private_dns_zone.sample.id] | |
} | |
private_service_connection { | |
name = "private-endpoint-connection-psql" | |
private_connection_resource_id = azurerm_postgresql_server.sample.id | |
subresource_names = ["postgresqlServer"] | |
is_manual_connection = false | |
} | |
} |
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variable "prefix" { | |
type = string | |
default = "your-prefix" | |
} | |
variable "db_admin_name" { | |
type = string | |
default = "your-db-admin-name" | |
} | |
variable "db_admin_pass" { | |
type = string | |
default = "your-db-admin-password" | |
} | |
variable "la_workspace_name" { | |
type = string | |
default = "your-azure-monitor-log-analytics-workspace-name" | |
} | |
variable "la_workspace_rg" { | |
type = string | |
default = "your-azure-monitor-log-analytics-workspace-resource-group-name" | |
} |
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以下チュートリアルのサンプルアプリがデプロイされます。
チュートリアル:PostgreSQL を使用した Django Web アプリを Azure App Service にデプロイする
動かすにはDBのマイグレーションが必要です。
Django データベースの移行を実行する