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https://github.com/ysoftdevs/terraform-aws-eks.git
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feat: Add instance store volume option for instances with local disk (#1213)
This commit is contained in:
Jason Witkowski
93
local.tf
93
local.tf
@@ -29,51 +29,54 @@ locals {
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policy_arn_prefix = "arn:${data.aws_partition.current.partition}:iam::aws:policy"
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workers_group_defaults_defaults = {
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name = "count.index" # Name of the worker group. Literal count.index will never be used but if name is not set, the count.index interpolation will be used.
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tags = [] # A list of map defining extra tags to be applied to the worker group autoscaling group.
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ami_id = "" # AMI ID for the eks linux based workers. If none is provided, Terraform will search for the latest version of their EKS optimized worker AMI based on platform.
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ami_id_windows = "" # AMI ID for the eks windows based workers. If none is provided, Terraform will search for the latest version of their EKS optimized worker AMI based on platform.
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asg_desired_capacity = "1" # Desired worker capacity in the autoscaling group and changing its value will not affect the autoscaling group's desired capacity because the cluster-autoscaler manages up and down scaling of the nodes. Cluster-autoscaler add nodes when pods are in pending state and remove the nodes when they are not required by modifying the desirec_capacity of the autoscaling group. Although an issue exists in which if the value of the asg_min_size is changed it modifies the value of asg_desired_capacity.
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asg_max_size = "3" # Maximum worker capacity in the autoscaling group.
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asg_min_size = "1" # Minimum worker capacity in the autoscaling group. NOTE: Change in this paramater will affect the asg_desired_capacity, like changing its value to 2 will change asg_desired_capacity value to 2 but bringing back it to 1 will not affect the asg_desired_capacity.
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asg_force_delete = false # Enable forced deletion for the autoscaling group.
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asg_initial_lifecycle_hooks = [] # Initial lifecycle hook for the autoscaling group.
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default_cooldown = null # The amount of time, in seconds, after a scaling activity completes before another scaling activity can start.
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health_check_type = null # Controls how health checking is done. Valid values are "EC2" or "ELB".
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health_check_grace_period = null # Time in seconds after instance comes into service before checking health.
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instance_type = "m4.large" # Size of the workers instances.
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spot_price = "" # Cost of spot instance.
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placement_tenancy = "" # The tenancy of the instance. Valid values are "default" or "dedicated".
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root_volume_size = "100" # root volume size of workers instances.
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root_volume_type = "gp2" # root volume type of workers instances, can be 'standard', 'gp3' (for Launch Template), 'gp2', or 'io1'
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root_iops = "0" # The amount of provisioned IOPS. This must be set with a volume_type of "io1".
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root_volume_throughput = null # The amount of throughput to provision for a gp3 volume.
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key_name = "" # The key pair name that should be used for the instances in the autoscaling group
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pre_userdata = "" # userdata to pre-append to the default userdata.
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userdata_template_file = "" # alternate template to use for userdata
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userdata_template_extra_args = {} # Additional arguments to use when expanding the userdata template file
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bootstrap_extra_args = "" # Extra arguments passed to the bootstrap.sh script from the EKS AMI (Amazon Machine Image).
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additional_userdata = "" # userdata to append to the default userdata.
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ebs_optimized = true # sets whether to use ebs optimization on supported types.
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enable_monitoring = true # Enables/disables detailed monitoring.
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enclave_support = false # Enables/disables enclave support
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public_ip = false # Associate a public ip address with a worker
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kubelet_extra_args = "" # This string is passed directly to kubelet if set. Useful for adding labels or taints.
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subnets = var.subnets # A list of subnets to place the worker nodes in. i.e. ["subnet-123", "subnet-456", "subnet-789"]
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additional_security_group_ids = [] # A list of additional security group ids to include in worker launch config
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protect_from_scale_in = false # Prevent AWS from scaling in, so that cluster-autoscaler is solely responsible.
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iam_instance_profile_name = "" # A custom IAM instance profile name. Used when manage_worker_iam_resources is set to false. Incompatible with iam_role_id.
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iam_role_id = "local.default_iam_role_id" # A custom IAM role id. Incompatible with iam_instance_profile_name. Literal local.default_iam_role_id will never be used but if iam_role_id is not set, the local.default_iam_role_id interpolation will be used.
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suspended_processes = ["AZRebalance"] # A list of processes to suspend. i.e. ["AZRebalance", "HealthCheck", "ReplaceUnhealthy"]
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target_group_arns = null # A list of Application LoadBalancer (ALB) target group ARNs to be associated to the autoscaling group
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load_balancers = null # A list of Classic LoadBalancer (CLB)'s name to be associated to the autoscaling group
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enabled_metrics = [] # A list of metrics to be collected i.e. ["GroupMinSize", "GroupMaxSize", "GroupDesiredCapacity"]
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placement_group = null # The name of the placement group into which to launch the instances, if any.
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service_linked_role_arn = "" # Arn of custom service linked role that Auto Scaling group will use. Useful when you have encrypted EBS
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termination_policies = [] # A list of policies to decide how the instances in the auto scale group should be terminated.
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platform = "linux" # Platform of workers. either "linux" or "windows"
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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
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warm_pool = null # If this block is configured, add a Warm Pool to the specified Auto Scaling group.
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name = "count.index" # Name of the worker group. Literal count.index will never be used but if name is not set, the count.index interpolation will be used.
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tags = [] # A list of map defining extra tags to be applied to the worker group autoscaling group.
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ami_id = "" # AMI ID for the eks linux based workers. If none is provided, Terraform will search for the latest version of their EKS optimized worker AMI based on platform.
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ami_id_windows = "" # AMI ID for the eks windows based workers. If none is provided, Terraform will search for the latest version of their EKS optimized worker AMI based on platform.
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asg_desired_capacity = "1" # Desired worker capacity in the autoscaling group and changing its value will not affect the autoscaling group's desired capacity because the cluster-autoscaler manages up and down scaling of the nodes. Cluster-autoscaler add nodes when pods are in pending state and remove the nodes when they are not required by modifying the desirec_capacity of the autoscaling group. Although an issue exists in which if the value of the asg_min_size is changed it modifies the value of asg_desired_capacity.
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asg_max_size = "3" # Maximum worker capacity in the autoscaling group.
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asg_min_size = "1" # Minimum worker capacity in the autoscaling group. NOTE: Change in this paramater will affect the asg_desired_capacity, like changing its value to 2 will change asg_desired_capacity value to 2 but bringing back it to 1 will not affect the asg_desired_capacity.
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asg_force_delete = false # Enable forced deletion for the autoscaling group.
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asg_initial_lifecycle_hooks = [] # Initital lifecycle hook for the autoscaling group.
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default_cooldown = null # The amount of time, in seconds, after a scaling activity completes before another scaling activity can start.
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health_check_type = null # Controls how health checking is done. Valid values are "EC2" or "ELB".
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health_check_grace_period = null # Time in seconds after instance comes into service before checking health.
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instance_type = "m4.large" # Size of the workers instances.
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instance_store_virtual_name = "ephemeral0" # "virtual_name" of the instance store volume.
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spot_price = "" # Cost of spot instance.
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placement_tenancy = "" # The tenancy of the instance. Valid values are "default" or "dedicated".
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root_volume_size = "100" # root volume size of workers instances.
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root_volume_type = "gp3" # root volume type of workers instances, can be "standard", "gp3", "gp2", or "io1"
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root_iops = "0" # The amount of provisioned IOPS. This must be set with a volume_type of "io1".
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root_volume_throughput = null # The amount of throughput to provision for a gp3 volume.
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key_name = "" # The key pair name that should be used for the instances in the autoscaling group
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pre_userdata = "" # userdata to pre-append to the default userdata.
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userdata_template_file = "" # alternate template to use for userdata
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userdata_template_extra_args = {} # Additional arguments to use when expanding the userdata template file
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bootstrap_extra_args = "" # Extra arguments passed to the bootstrap.sh script from the EKS AMI (Amazon Machine Image).
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additional_userdata = "" # userdata to append to the default userdata.
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ebs_optimized = true # sets whether to use ebs optimization on supported types.
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enable_monitoring = true # Enables/disables detailed monitoring.
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enclave_support = false # Enables/disables enclave support
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public_ip = false # Associate a public ip address with a worker
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kubelet_extra_args = "" # This string is passed directly to kubelet if set. Useful for adding labels or taints.
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subnets = var.subnets # A list of subnets to place the worker nodes in. i.e. ["subnet-123", "subnet-456", "subnet-789"]
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additional_security_group_ids = [] # A list of additional security group ids to include in worker launch config
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protect_from_scale_in = false # Prevent AWS from scaling in, so that cluster-autoscaler is solely responsible.
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iam_instance_profile_name = "" # A custom IAM instance profile name. Used when manage_worker_iam_resources is set to false. Incompatible with iam_role_id.
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iam_role_id = "local.default_iam_role_id" # A custom IAM role id. Incompatible with iam_instance_profile_name. Literal local.default_iam_role_id will never be used but if iam_role_id is not set, the local.default_iam_role_id interpolation will be used.
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suspended_processes = ["AZRebalance"] # A list of processes to suspend. i.e. ["AZRebalance", "HealthCheck", "ReplaceUnhealthy"]
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target_group_arns = null # A list of Application LoadBalancer (ALB) target group ARNs to be associated to the autoscaling group
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load_balancers = null # A list of Classic LoadBalancer (CLB)'s name to be associated to the autoscaling group
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enabled_metrics = [] # A list of metrics to be collected i.e. ["GroupMinSize", "GroupMaxSize", "GroupDesiredCapacity"]
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placement_group = null # The name of the placement group into which to launch the instances, if any.
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service_linked_role_arn = "" # Arn of custom service linked role that Auto Scaling group will use. Useful when you have encrypted EBS
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termination_policies = [] # A list of policies to decide how the instances in the auto scale group should be terminated.
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platform = "linux" # Platform of workers. either "linux" or "windows"
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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
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additional_instance_store_volumes = [] # A list of additional instance store (local disk) 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), virtual_name.
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warm_pool = null # If this block is configured, add a Warm Pool to the specified Auto Scaling group.
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# Settings for launch templates
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root_block_device_name = concat(data.aws_ami.eks_worker.*.root_device_name, [""])[0] # Root device name for workers. If non is provided, will assume default AMI was used.
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root_kms_key_id = "" # The KMS key to use when encrypting the root storage device
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