feat(asg): launch template block device mappings configuration

Author: saumitra-dev

README.md

@@ -41,7 +41,7 @@ No resources.
 | <a name="input_asg_iam_role_policy_attachments"></a> [asg\_iam\_role\_policy\_attachments](#input\_asg\_iam\_role\_policy\_attachments) | (Required) - The ARN of the policy you want to apply | `list(string)` | <pre>[<br>  "arn:aws:iam::aws:policy/service-role/AmazonEC2ContainerServiceforEC2Role"<br>]</pre> | no |
 | <a name="input_asg_iam_role_tags"></a> [asg\_iam\_role\_tags](#input\_asg\_iam\_role\_tags) | Key-value mapping of tags for the IAM role. | `map(string)` | `{}` | no |
 | <a name="input_asg_instances_tags"></a> [asg\_instances\_tags](#input\_asg\_instances\_tags) | Resources Tags to propagate to the Instances | `map(string)` | `{}` | no |
-| <a name="input_asg_launch_template"></a> [asg\_launch\_template](#input\_asg\_launch\_template) | Launch Template to use with the Autoscaling group | <pre>object({<br>    name                   = optional(string, null)<br>    image_id               = optional(string, null)<br>    instance_type          = optional(string, null)<br>    vpc_security_group_ids = optional(list(string), [])<br>    key_name               = optional(string, null)<br>    user_data              = optional(string, null)<br>    tags                   = optional(map(string), {})<br>  })</pre> | `{}` | no |
+| <a name="input_asg_launch_template"></a> [asg\_launch\_template](#input\_asg\_launch\_template) | Launch Template to use with the Autoscaling group | <pre>object({<br>    name = optional(string, null)<br>    block_device_mappings = optional(list(object({<br>      device_name = string<br>      ebs = optional(object({<br>        delete_on_termination = optional(bool, null)<br>        encrypted             = optional(any, null)<br>        iops                  = optional(any, null)<br>        kms_key_id            = optional(string, null)<br>        snapshot_id           = optional(string, null)<br>        throughput            = optional(any, null)<br>        volume_size           = optional(number, null)<br>        volume_type           = optional(string, null)<br>      }))<br>      no_device    = optional(any, null)<br>      virtual_name = optional(string, null)<br>    })), [])<br>    image_id               = optional(string, null)<br>    instance_type          = optional(string, null)<br>    vpc_security_group_ids = optional(list(string), [])<br>    key_name               = optional(string, null)<br>    user_data              = optional(string, null)<br>    tags                   = optional(map(string), {})<br>  })</pre> | `{}` | no |
 | <a name="input_asg_launch_template_id"></a> [asg\_launch\_template\_id](#input\_asg\_launch\_template\_id) | Identifier of the Launch Template | `string` | `null` | no |
 | <a name="input_asg_max_size"></a> [asg\_max\_size](#input\_asg\_max\_size) | Maximum size of the Auto Scaling Group | `number` | n/a | yes |
 | <a name="input_asg_min_size"></a> [asg\_min\_size](#input\_asg\_min\_size) | Minimum size of the Auto Scaling Group | `number` | n/a | yes |

modules/asg/README.md

@@ -42,7 +42,7 @@ No modules.
 | <a name="input_iam_role_policy_attachments"></a> [iam\_role\_policy\_attachments](#input\_iam\_role\_policy\_attachments) | (Required) - The ARN of the policy you want to apply | `list(string)` | <pre>[<br>  "arn:aws:iam::aws:policy/service-role/AmazonEC2ContainerServiceforEC2Role"<br>]</pre> | no |
 | <a name="input_iam_role_tags"></a> [iam\_role\_tags](#input\_iam\_role\_tags) | Key-value mapping of tags for the IAM role. | `map(any)` | `{}` | no |
 | <a name="input_instances_tags"></a> [instances\_tags](#input\_instances\_tags) | Resources Tags to propagate to the Instances | `map(any)` | `{}` | no |
-| <a name="input_launch_template"></a> [launch\_template](#input\_launch\_template) | Launch Template to use with the Autoscaling group | <pre>object({<br>    name                   = optional(string, null)<br>    image_id               = optional(string, null)<br>    instance_type          = optional(string, null)<br>    vpc_security_group_ids = optional(list(string), [])<br>    key_name               = optional(string, null)<br>    user_data              = optional(string, null)<br>    tags                   = optional(map(any), {})<br>  })</pre> | `{}` | no |
+| <a name="input_launch_template"></a> [launch\_template](#input\_launch\_template) | Launch Template to use with the Autoscaling group | <pre>object({<br>    name = optional(string, null)<br>    block_device_mappings = optional(list(object({<br>      device_name = string<br>      ebs = optional(object({<br>        delete_on_termination = optional(bool, null)<br>        encrypted             = optional(any, null)<br>        iops                  = optional(any, null)<br>        kms_key_id            = optional(string, null)<br>        snapshot_id           = optional(string, null)<br>        throughput            = optional(any, null)<br>        volume_size           = optional(number, null)<br>        volume_type           = optional(string, null)<br>      }))<br>      no_device    = optional(any, null)<br>      virtual_name = optional(string, null)<br>    })), [])<br>    image_id               = optional(string, null)<br>    instance_type          = optional(string, null)<br>    vpc_security_group_ids = optional(list(string), [])<br>    key_name               = optional(string, null)<br>    user_data              = optional(string, null)<br>    tags                   = optional(map(any), {})<br>  })</pre> | `{}` | no |
 | <a name="input_launch_template_id"></a> [launch\_template\_id](#input\_launch\_template\_id) | Identifier of the Launch Template | `string` | `null` | no |
 | <a name="input_max_size"></a> [max\_size](#input\_max\_size) | Maximum size of the Auto Scaling Group | `number` | n/a | yes |
 | <a name="input_min_size"></a> [min\_size](#input\_min\_size) | Minimum size of the Auto Scaling Group | `number` | n/a | yes |

modules/asg/main.tf

@@ -49,6 +49,32 @@ resource "aws_launch_template" "this" {
   vpc_security_group_ids = var.launch_template.vpc_security_group_ids
   key_name               = var.launch_template.key_name
 
+  dynamic "block_device_mappings" {
+    for_each = try(var.launch_template.block_device_mappings, [])
+    iterator = block_device_mappings
+
+    content {
+      device_name  = block_device_mappings.value.device_name
+      no_device    = block_device_mappings.value.no_device
+      virtual_name = block_device_mappings.value.virtual_name
+
+      dynamic "ebs" {
+        for_each = try(block_device_mappings.value.ebs, null) != null ? [1] : []
+
+        content {
+          delete_on_termination = block_device_mappings.value.ebs.delete_on_termination
+          encrypted             = block_device_mappings.value.ebs.encrypted
+          iops                  = block_device_mappings.value.ebs.iops
+          kms_key_id            = block_device_mappings.value.ebs.kms_key_id
+          snapshot_id           = block_device_mappings.value.ebs.snapshot_id
+          throughput            = block_device_mappings.value.ebs.throughput
+          volume_size           = block_device_mappings.value.ebs.volume_size
+          volume_type           = block_device_mappings.value.ebs.volume_type
+        }
+      }
+    }
+  }
+
   iam_instance_profile {
     name = aws_iam_instance_profile.this.name
   }

modules/asg/variables.tf

@@ -47,7 +47,22 @@ variable "tags" {
 variable "launch_template" {
   description = "Launch Template to use with the Autoscaling group"
   type = object({
-    name                   = optional(string, null)
+    name = optional(string, null)
+    block_device_mappings = optional(list(object({
+      device_name = string
+      ebs = optional(object({
+        delete_on_termination = optional(bool, null)
+        encrypted             = optional(any, null)
+        iops                  = optional(any, null)
+        kms_key_id            = optional(string, null)
+        snapshot_id           = optional(string, null)
+        throughput            = optional(any, null)
+        volume_size           = optional(number, null)
+        volume_type           = optional(string, null)
+      }))
+      no_device    = optional(any, null)
+      virtual_name = optional(string, null)
+    })), [])
     image_id               = optional(string, null)
     instance_type          = optional(string, null)
     vpc_security_group_ids = optional(list(string), [])

variables.tf

@@ -86,7 +86,22 @@ variable "asg_tags" {
 variable "asg_launch_template" {
   description = "Launch Template to use with the Autoscaling group"
   type = object({
-    name                   = optional(string, null)
+    name = optional(string, null)
+    block_device_mappings = optional(list(object({
+      device_name = string
+      ebs = optional(object({
+        delete_on_termination = optional(bool, null)
+        encrypted             = optional(any, null)
+        iops                  = optional(any, null)
+        kms_key_id            = optional(string, null)
+        snapshot_id           = optional(string, null)
+        throughput            = optional(any, null)
+        volume_size           = optional(number, null)
+        volume_type           = optional(string, null)
+      }))
+      no_device    = optional(any, null)
+      virtual_name = optional(string, null)
+    })), [])
     image_id               = optional(string, null)
     instance_type          = optional(string, null)
     vpc_security_group_ids = optional(list(string), [])