Merge pull request #3 from clouddrove/internal-274-a

Route Table Addition

Author: d4kverma

README.yaml

@@ -52,6 +52,16 @@ usage: |-
       default_name_subnet = true
       subnet_names        = ["subnet1", "subnet2"]
       subnet_prefixes     = ["10.0.1.0/24", "10.0.2.0/24"]
+
+      # route_table
+      enable_route_table = false
+      routes = [
+        {
+          name           = "rt-test"
+          address_prefix = "0.0.0.0/0"
+          next_hop_type  = "Internet"
+        }
+      ]
     }
   ```
   ### Name_Specific Subnet
@@ -67,11 +77,21 @@ usage: |-
 
       #subnet
       specific_name_subnet  = true
-      specific_subnet_names = "GatewaySubnet"
+      specific_subnet_names = "SpecificSubnet"
       subnet_prefixes       = ["10.0.1.0/24"]
+
+      # route_table
+      enable_route_table = false
+      routes = [
+        {
+          name           = "rt-test"
+          address_prefix = "0.0.0.0/0"
+          next_hop_type  = "Internet"
+        }
+      ]
     }
   ```
-  ### Nat_Gateway_Subnet
+  ### Nat_Gateway Subnet
   ```hcl
     module "name_specific_subnet" {
       source               = "clouddrove/subnet/azure"
@@ -87,5 +107,15 @@ usage: |-
       create_nat_gateway  = true
       subnet_names        = ["subnet1", "subnet2"]
       subnet_prefixes     = ["10.0.1.0/24", "10.0.2.0/24"]
+
+      # route_table
+      enable_route_table = false
+      routes = [
+        {
+          name           = "rt-test"
+          address_prefix = "0.0.0.0/0"
+          next_hop_type  = "Internet"
+        }
+      ]
     }
   ```

_example/default_subnet/example.tf

@@ -13,8 +13,8 @@ module "resource_group" {
 }
 
 module "vnet" {
-  source  = "clouddrove/virtual-network/azure"
-  version = "1.0.3"
+  source  = "clouddrove/vnet/azure"
+  version = "1.0.0"
 
   name                = "app"
   environment         = "test"
@@ -23,17 +23,6 @@ module "vnet" {
   location            = module.resource_group.resource_group_location
   address_space       = "10.0.0.0/16"
   enable_ddos_pp      = false
-
-
-  # routes
-  enabled_route_table = false
-  routes = [
-    {
-      name           = "rt-test"
-      address_prefix = "0.0.0.0/0"
-      next_hop_type  = "Internet"
-    }
-  ]
 }
 
 module "subnet" {
@@ -50,4 +39,14 @@ module "subnet" {
   default_name_subnet = true
   subnet_names        = ["subnet1", "subnet2"]
   subnet_prefixes     = ["10.0.1.0/24", "10.0.2.0/24"]
+
+  # route_table
+  enable_route_table = false
+  routes = [
+    {
+      name           = "rt-test"
+      address_prefix = "0.0.0.0/0"
+      next_hop_type  = "Internet"
+    }
+  ]
 }

_example/default_subnet/output.tf

@@ -21,4 +21,14 @@ output "virtual_network_name" {
 output "address_prefixes" {
   description = "The address prefixes for the subnet."
   value       = module.subnet.default_subnet_address_prefixes
+}
+
+output "route_table_id" {
+  description = "The Route Table ID."
+  value       = module.subnet.route_table_id
+}
+
+output "route_table_associated_subnets" {
+  description = "The collection of Subnets associated with this route table."
+  value       = module.subnet.*.route_table_associated_subnets[0]
 }

_example/name_specific_subnet/example.tf renamed to _example/name-specific_subnet/example.tf

@@ -13,8 +13,8 @@ module "resource_group" {
 }
 
 module "vnet" {
-  source  = "clouddrove/virtual-network/azure"
-  version = "1.0.3"
+  source  = "clouddrove/vnet/azure"
+  version = "1.0.0"
 
   name                = "app"
   environment         = "test"
@@ -23,17 +23,6 @@ module "vnet" {
   location            = module.resource_group.resource_group_location
   address_space       = "10.0.0.0/16"
   enable_ddos_pp      = false
-
-
-  # routes
-  enabled_route_table = false
-  routes = [
-    {
-      name           = "rt-test"
-      address_prefix = "0.0.0.0/0"
-      next_hop_type  = "Internet"
-    }
-  ]
 }
 
 module "name_specific_subnet" {
@@ -48,6 +37,16 @@ module "name_specific_subnet" {
 
   #subnet
   specific_name_subnet  = true
-  specific_subnet_names = "GatewaySubnet"
+  specific_subnet_names = "SpecificSubnet"
   subnet_prefixes       = ["10.0.1.0/24"]
+
+  # route_table
+  enable_route_table = false
+  routes = [
+    {
+      name           = "rt-test"
+      address_prefix = "0.0.0.0/0"
+      next_hop_type  = "Internet"
+    }
+  ]
 }

_example/name_specific_subnet/output.tf renamed to _example/name-specific_subnet/output.tf

@@ -22,3 +22,14 @@ output "address_prefixes" {
   description = "The address prefixes for the subnet."
   value       = module.name_specific_subnet.specific_subnet_address_prefixes
 }
+
+output "route_table_id" {
+  description = "The Route Table ID."
+  value       = module.name_specific_subnet.route_table_id
+}
+
+output "route_table_associated_subnets" {
+  description = "The collection of Subnets associated with this route table."
+  value       = module.name_specific_subnet.*.route_table_associated_subnets[0]
+}
+

_example/nat-gateway-subnet/example.tf renamed to _example/nat-gateway_subnet/example.tf

@@ -6,15 +6,15 @@ module "resource_group" {
   source  = "clouddrove/resource-group/azure"
   version = "1.0.0"
 
-  name        = "app-13"
+  name        = "app"
   environment = "test"
   label_order = ["environment", "name", ]
   location    = "North Europe"
 }
 
 module "vnet" {
-  source  = "clouddrove/virtual-network/azure"
-  version = "1.0.3"
+  source  = "clouddrove/vnet/azure"
+  version = "1.0.0"
 
   name                = "app"
   environment         = "test"
@@ -23,17 +23,6 @@ module "vnet" {
   location            = module.resource_group.resource_group_location
   address_space       = "10.0.0.0/16"
   enable_ddos_pp      = false
-
-
-  # routes
-  enabled_route_table = false
-  routes = [
-    {
-      name           = "rt-test"
-      address_prefix = "0.0.0.0/0"
-      next_hop_type  = "Internet"
-    }
-  ]
 }
 
 module "subnet" {
@@ -51,4 +40,14 @@ module "subnet" {
   create_nat_gateway  = true
   subnet_names        = ["subnet1", "subnet2"]
   subnet_prefixes     = ["10.0.1.0/24", "10.0.2.0/24"]
+
+  # route_table
+  enable_route_table = false
+  routes = [
+    {
+      name           = "rt-test"
+      address_prefix = "0.0.0.0/0"
+      next_hop_type  = "Internet"
+    }
+  ]
 }

_example/nat-gateway-subnet/output.tf renamed to _example/nat-gateway_subnet/output.tf

@@ -37,3 +37,13 @@ output "public_ip_id" {
   description = " The ID of this Public IP."
   value       = module.subnet.public_ip_id
 }
+
+output "route_table_id" {
+  description = "The Route Table ID."
+  value       = module.subnet.route_table_id
+}
+
+output "route_table_associated_subnets" {
+  description = "The collection of Subnets associated with this route table."
+  value       = module.subnet.*.route_table_associated_subnets[0]
+}

main.tf

@@ -95,3 +95,34 @@ resource "azurerm_subnet_nat_gateway_association" "subnet_assoc" {
   nat_gateway_id = join("", azurerm_nat_gateway.natgw.*.id)
   subnet_id      = var.default_name_subnet == true ? azurerm_subnet.subnet.*.id[count.index] : azurerm_subnet.subnet2.*.id[count.index]
 }
+
+#Route Table
+resource "azurerm_route_table" "rt" {
+  count               = var.enable && var.enable_route_table ? 1 : 0
+  name                = format("%s-route-table", module.labels.id)
+  location            = var.location
+  resource_group_name = var.resource_group_name
+  dynamic "route" {
+    for_each = var.routes
+    content {
+      name                   = route.value.name
+      address_prefix         = route.value.address_prefix
+      next_hop_type          = route.value.next_hop_type
+      next_hop_in_ip_address = lookup(route.value, "next_hop_in_ip_address", null)
+    }
+  }
+  disable_bgp_route_propagation = var.disable_bgp_route_propagation
+  tags                          = module.labels.tags
+}
+
+resource "azurerm_subnet_route_table_association" "main" {
+  count          = var.enable && var.enable_route_table && var.default_name_subnet ? length(var.subnet_prefixes) : 0
+  subnet_id      = element(azurerm_subnet.subnet.*.id, count.index)
+  route_table_id = join("", azurerm_route_table.rt.*.id)
+}
+
+resource "azurerm_subnet_route_table_association" "main2" {
+  count          = var.enable && var.enable_route_table && var.specific_name_subnet ? length(var.subnet_prefixes) : 0
+  subnet_id      = element(azurerm_subnet.subnet2.*.id, count.index)
+  route_table_id = join("", azurerm_route_table.rt.*.id)
+}

output.tf

@@ -42,3 +42,14 @@ output "public_ip_id" {
   description = " The ID of this Public IP."
   value       = azurerm_public_ip.pip.*.id
 }
+
+
+output "route_table_id" {
+  description = "The Route Table ID."
+  value       = var.enable_route_table ? azurerm_route_table.rt.*.id : null
+}
+
+output "route_table_associated_subnets" {
+  description = "The collection of Subnets associated with this route table."
+  value       = var.enable_route_table ? azurerm_route_table.rt.*.subnets[0] : null
+}

variable.tf

@@ -142,6 +142,26 @@ variable "nat_gateway_idle_timeout" {
 }
 
 variable "create_nat_gateway" {
-  type    = bool
-  default = false
+  type        = bool
+  default     = false
+  description = "Flag to control nat gateway creation."
+}
+
+variable "enable_route_table" {
+  type        = bool
+  default     = false
+  description = "Flag to control route table creation."
+}
+
+variable "routes" {
+  type        = list(map(string))
+  default     = []
+  description = "List of objects that represent the configuration of each route."
+  /*ROUTES = [{ name = "", address_prefix = "", next_hop_type = "", next_hop_in_ip_address = "" }]*/
+}
+
+variable "disable_bgp_route_propagation" {
+  type        = bool
+  default     = true
+  description = "Boolean flag which controls propagation of routes learned by BGP on that route table."
 }