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feat: Add support for additional volumes in launch templates and launch configurations (#800)

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Co-authored-by: Jaime Hidalgo <jhidalgo@cccis.com>
Co-authored-by: Thierno IB. BARRY <ibrahima.br@gmail.com>
This commit is contained in:
Jaime Hidalgo García
2020-03-24 17:28:59 -05:00
committed by GitHub
parent 49b0667cd9
commit de00694a63
3 changed files with 68 additions and 0 deletions
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1
local.tf
View File

@@ -64,6 +64,7 @@ locals {
service_linked_role_arn = "" # Arn of custom service linked role that Auto Scaling group will use. Useful when you have encrypted EBS
termination_policies = [] # A list of policies to decide how the instances in the auto scale group should be terminated.
platform = "linux" # Platform of workers. either "linux" or "windows"
additional_ebs_volumes = [] # A list of additional volumes to be attached to the instances on this Auto Scaling group. Each volume should be an object with the following: block_device_name (required), volume_size, volume_type, iops, encrypted, kms_key_id (only on launch-template), delete_on_termination. Optional values are grabbed from root volume or from defaults
# Settings for launch templates
root_block_device_name = data.aws_ami.eks_worker.root_device_name # Root device name for workers. If non is provided, will assume default AMI was used.
root_kms_key_id = "" # The KMS key to use when encrypting the root storage device

30
workers.tf
View File

@@ -223,6 +223,36 @@ resource "aws_launch_configuration" "workers" {
delete_on_termination = true
}
dynamic "ebs_block_device" {
for_each = lookup(var.worker_groups[count.index], "additional_ebs_volumes", local.workers_group_defaults["additional_ebs_volumes"])
content {
device_name = ebs_block_device.value.block_device_name
volume_size = lookup(
ebs_block_device.value,
"volume_size",
local.workers_group_defaults["root_volume_size"],
)
volume_type = lookup(
ebs_block_device.value,
"volume_type",
local.workers_group_defaults["root_volume_type"],
)
iops = lookup(
ebs_block_device.value,
"iops",
local.workers_group_defaults["root_iops"],
)
encrypted = lookup(
ebs_block_device.value,
"encrypted",
local.workers_group_defaults["root_encrypted"],
)
delete_on_termination = lookup(ebs_block_device.value, "delete_on_termination", true)
}
}
lifecycle {
create_before_destroy = true
}

37
workers_launch_template.tf
View File

@@ -351,6 +351,43 @@ resource "aws_launch_template" "workers_launch_template" {
}
}
dynamic "block_device_mappings" {
for_each = lookup(var.worker_groups_launch_template[count.index], "additional_ebs_volumes", local.workers_group_defaults["additional_ebs_volumes"])
content {
device_name = block_device_mappings.value.block_device_name
ebs {
volume_size = lookup(
block_device_mappings.value,
"volume_size",
local.workers_group_defaults["root_volume_size"],
)
volume_type = lookup(
block_device_mappings.value,
"volume_type",
local.workers_group_defaults["root_volume_type"],
)
iops = lookup(
block_device_mappings.value,
"iops",
local.workers_group_defaults["root_iops"],
)
encrypted = lookup(
block_device_mappings.value,
"encrypted",
local.workers_group_defaults["root_encrypted"],
)
kms_key_id = lookup(
block_device_mappings.value,
"kms_key_id",
local.workers_group_defaults["root_kms_key_id"],
)
delete_on_termination = lookup(block_device_mappings.value, "delete_on_termination", true)
}
}
}
tag_specifications {
resource_type = "volume"