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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,221 @@ | ||
| locals { | ||
| # EFS CSI | ||
| efs_csi_name = coalesce(var.efs_csi_name, "efs-csi-driver") | ||
| oidc_arn = module.eks.oidc_provider_arn | ||
| oidc_url = trimprefix(module.eks.cluster_oidc_issuer_url, "https://") | ||
| efs_csi_namespace = coalesce(var.efs_csi_namespace, "kube-system") | ||
| kubernetes_service_account_controller = "efs-csi-controller-sa" | ||
| kubernetes_service_account_node = "efs-csi-node-sa" | ||
| efs_csi_tolerations = [ | ||
| for index in range(0, length(local.node_selector_keys)) : { | ||
| key = local.node_selector_keys[index] | ||
| operator = "Equal" | ||
| value = local.node_selector_values[index] | ||
| effect = "NoSchedule" | ||
| } | ||
| ] | ||
| controller = { | ||
| controller = { | ||
| create = true | ||
| logLevel = 2 | ||
| extraCreateMetadata = true | ||
| tags = {} | ||
| deleteAccessPointRootDir = false | ||
| volMetricsOptIn = false | ||
| podAnnotations = {} | ||
| resources = {} | ||
| nodeSelector = var.node_selector | ||
| tolerations = local.efs_csi_tolerations | ||
| affinity = {} | ||
| serviceAccount = { | ||
| create = false | ||
| name = kubernetes_service_account.efs_csi_driver_controller.metadata[0].name | ||
| annotations = {} | ||
| } | ||
| healthPort = 9909 | ||
| regionalStsEndpoints = false | ||
| } | ||
| } | ||
| } | ||
|
|
||
| # Allow EKS and the driver to interact with EFS | ||
| data "aws_iam_policy_document" "efs_csi_driver" { | ||
| statement { | ||
| sid = "Describe" | ||
| actions = [ | ||
| "elasticfilesystem:DescribeAccessPoints", | ||
| "elasticfilesystem:DescribeFileSystems", | ||
| "elasticfilesystem:DescribeMountTargets", | ||
| "ec2:DescribeAvailabilityZones" | ||
| ] | ||
| effect = "Allow" | ||
| resources = ["*"] | ||
| } | ||
| statement { | ||
| sid = "Create" | ||
| actions = [ | ||
| "elasticfilesystem:CreateAccessPoint" | ||
| ] | ||
| effect = "Allow" | ||
| resources = ["*"] | ||
| condition { | ||
| test = "StringLike" | ||
| values = [true] | ||
| variable = "aws:RequestTag/efs.csi.aws.com/cluster" | ||
| } | ||
| } | ||
| statement { | ||
| sid = "Delete" | ||
| actions = [ | ||
| "elasticfilesystem:DeleteAccessPoint" | ||
| ] | ||
| effect = "Allow" | ||
| resources = ["*"] | ||
| condition { | ||
| test = "StringEquals" | ||
| values = [true] | ||
| variable = "aws:ResourceTag/efs.csi.aws.com/cluster" | ||
| } | ||
| } | ||
| statement { | ||
| sid = "TagResource" | ||
| actions = [ | ||
| "elasticfilesystem:TagResource" | ||
| ] | ||
| effect = "Allow" | ||
| resources = ["*"] | ||
| condition { | ||
| test = "StringLike" | ||
| values = [true] | ||
| variable = "aws:ResourceTag/efs.csi.aws.com/cluster" | ||
| } | ||
| } | ||
| statement { | ||
| sid = "Mount" | ||
| actions = [ | ||
| "elasticfilesystem:ClientRootAccess", | ||
| "elasticfilesystem:ClientWrite", | ||
| "elasticfilesystem:ClientMount" | ||
| ] | ||
| effect = "Allow" | ||
| resources = ["*"] | ||
| } | ||
| } | ||
|
|
||
| resource "aws_iam_policy" "efs_csi_driver" { | ||
| name_prefix = local.efs_csi_name | ||
| description = "Policy to allow EKS and the driver to interact with EFS" | ||
| policy = data.aws_iam_policy_document.efs_csi_driver.json | ||
| tags = local.tags | ||
| } | ||
|
|
||
| resource "aws_iam_role" "efs_csi_driver" { | ||
| name = local.efs_csi_name | ||
| assume_role_policy = jsonencode({ | ||
| Version = "2012-10-17" | ||
| Statement = [ | ||
| { | ||
| Effect = "Allow" | ||
| Principal = { | ||
| Federated = local.oidc_arn | ||
| } | ||
| Action = "sts:AssumeRoleWithWebIdentity" | ||
| Condition = { | ||
| StringEquals = { | ||
| "${local.oidc_url}:aud" = "sts.amazonaws.com" | ||
| "${local.oidc_url}:sub" = [ | ||
| "system:serviceaccount:${local.efs_csi_namespace}:${local.kubernetes_service_account_controller}", | ||
| "system:serviceaccount:${local.efs_csi_namespace}:${local.kubernetes_service_account_node}" | ||
| ] | ||
| } | ||
| } | ||
| } | ||
| ] | ||
| }) | ||
| tags = local.tags | ||
| } | ||
|
|
||
| resource "aws_iam_role_policy_attachment" "efs_csi_driver" { | ||
| policy_arn = aws_iam_policy.efs_csi_driver.arn | ||
| role = aws_iam_role.efs_csi_driver.name | ||
| } | ||
|
|
||
| resource "kubernetes_service_account" "efs_csi_driver_controller" { | ||
| metadata { | ||
| name = local.kubernetes_service_account_controller | ||
| annotations = { | ||
| "eks.amazonaws.com/role-arn" = aws_iam_role.efs_csi_driver.arn | ||
| } | ||
| namespace = local.efs_csi_namespace | ||
| } | ||
| } | ||
|
|
||
| resource "kubernetes_service_account" "efs_csi_driver_node" { | ||
| metadata { | ||
| name = local.kubernetes_service_account_node | ||
| annotations = { | ||
| "eks.amazonaws.com/role-arn" = aws_iam_role.efs_csi_driver.arn | ||
| } | ||
| namespace = local.efs_csi_namespace | ||
| } | ||
| } | ||
|
|
||
| resource "helm_release" "efs_csi" { | ||
| name = "efs-csi" | ||
| namespace = kubernetes_service_account.efs_csi_driver_controller.metadata[0].namespace | ||
| chart = "aws-efs-csi-driver" | ||
| repository = var.efs_csi_repository | ||
| version = var.efs_csi_version | ||
|
|
||
| set { | ||
| name = "image.repository" | ||
| value = var.efs_csi_image | ||
| } | ||
| set { | ||
| name = "image.tag" | ||
| value = var.efs_csi_tag | ||
| } | ||
| set { | ||
| name = "sidecars.livenessProbe.image.repository" | ||
| value = var.efs_csi_liveness_probe_image | ||
| } | ||
| set { | ||
| name = "sidecars.livenessProbe.image.tag" | ||
| value = var.efs_csi_liveness_probe_tag | ||
| } | ||
| set { | ||
| name = "sidecars.nodeDriverRegistrar.image.repository" | ||
| value = var.efs_csi_node_driver_registrar_image | ||
| } | ||
| set { | ||
| name = "sidecars.nodeDriverRegistrar.image.tag" | ||
| value = var.efs_csi_node_driver_registrar_tag | ||
| } | ||
| set { | ||
| name = "sidecars.csiProvisioner.image.repository" | ||
| value = var.efs_csi_external_provisioner_image | ||
| } | ||
| set { | ||
| name = "sidecars.csiProvisioner.image.tag" | ||
| value = var.efs_csi_external_provisioner_tag | ||
| } | ||
| set { | ||
| name = "imagePullSecrets" | ||
| value = var.efs_csi_image_pull_secrets | ||
| } | ||
| set { | ||
| name = "node.serviceAccount.create" | ||
| value = false | ||
| } | ||
| set { | ||
| name = "node.serviceAccount.name" | ||
| value = kubernetes_service_account.efs_csi_driver_node.metadata[0].name | ||
| } | ||
| values = [ | ||
| yamlencode(local.controller) | ||
| ] | ||
| depends_on = [ | ||
| kubernetes_service_account.efs_csi_driver_controller, | ||
| kubernetes_service_account.efs_csi_driver_node | ||
| ] | ||
| } |
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