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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,273 @@ | ||
| locals { | ||
| velero = merge( | ||
| local.helm_defaults, | ||
| { | ||
| name = local.helm_dependencies[index(local.helm_dependencies.*.name, "velero")].name | ||
| chart = local.helm_dependencies[index(local.helm_dependencies.*.name, "velero")].name | ||
| repository = local.helm_dependencies[index(local.helm_dependencies.*.name, "velero")].repository | ||
| chart_version = local.helm_dependencies[index(local.helm_dependencies.*.name, "velero")].version | ||
| namespace = "velero" | ||
| service_account_name = "velero" | ||
| enabled = false | ||
| create_iam_account = true | ||
| iam_account_name = "gke-${substr(var.cluster-name, 0, 18)}-velero" | ||
| create_bucket = true | ||
| bucket = "${var.cluster-name}-velero" | ||
| bucket_location = "eu" | ||
| bucket_force_destroy = false | ||
| bucket_versioning = false | ||
| allowed_cidrs = ["0.0.0.0/0"] | ||
| default_network_policy = true | ||
| kms_key_arn_access_list = [] | ||
| name_prefix = "${var.cluster-name}-velero" | ||
| snapshot_location = "eu" | ||
| create_snapshot_class = true | ||
| }, | ||
| var.velero | ||
| ) | ||
|
|
||
| values_velero = <<VALUES | ||
| metrics: | ||
| serviceMonitor: | ||
| enabled: ${local.kube-prometheus-stack["enabled"] || local.victoria-metrics-k8s-stack["enabled"]} | ||
| configuration: | ||
| namespace: ${local.velero["namespace"]} | ||
| features: EnableCSI | ||
| backupStorageLocation: | ||
| - name: gcp | ||
| provider: velero.io/gcp | ||
| bucket: ${local.velero["bucket"]} | ||
| default: true | ||
| config: | ||
| serviceAccount: ${local.velero["create_iam_account"] ? google_service_account.velero[0].email : "@@SETTHIS@@"} | ||
| volumeSnapshotLocation: | ||
| - name: gcp | ||
| provider: velero.io/gcp | ||
| snapshotLocation: ${local.velero["snapshot_location"]} | ||
| serviceAccount: | ||
| server: | ||
| name: ${local.velero["service_account_name"]} | ||
| create: true | ||
| annotations: | ||
| iam.gke.io/gcp-service-account: ${local.velero["create_iam_account"] ? google_service_account.velero[0].email : ""} | ||
| priorityClassName: ${local.priority-class-ds["create"] ? kubernetes_priority_class.kubernetes_addons_ds[0].metadata[0].name : ""} | ||
| credentials: | ||
| useSecret: false | ||
| initContainers: | ||
| - name: velero-plugin-for-gcp | ||
| image: velero/velero-plugin-for-gcp:v1.10.1 | ||
| imagePullPolicy: IfNotPresent | ||
| volumeMounts: | ||
| - mountPath: /target | ||
| name: plugins | ||
| VALUES | ||
|
|
||
| } | ||
|
|
||
| resource "google_project_iam_custom_role" "velero" { | ||
| count = (local.velero["enabled"] && local.velero["create_iam_account"]) ? 1 : 0 | ||
| role_id = replace(local.velero["iam_account_name"], "-", "_") | ||
| title = "${var.cluster-name} - velero" | ||
| description = "IAM role used by velero on ${var.cluster-name} to perform backup operations" | ||
| permissions = [ | ||
| # https://github.com/vmware-tanzu/velero-plugin-for-gcp/blob/main/README.md#create-custom-role-with-permissions-for-the-velero-gsa | ||
| "compute.disks.get", | ||
| "compute.disks.create", | ||
| "compute.disks.createSnapshot", | ||
| "compute.projects.get", | ||
| "compute.snapshots.get", | ||
| "compute.snapshots.create", | ||
| "compute.snapshots.useReadOnly", | ||
| "compute.snapshots.delete", | ||
| "compute.zones.get", | ||
| # We set these privileges on the bucket directly | ||
| # "storage.objects.create", | ||
| # "storage.objects.delete", | ||
| # "storage.objects.get", | ||
| # "storage.objects.list", | ||
| "iam.serviceAccounts.signBlob", | ||
| ] | ||
| } | ||
|
|
||
| resource "google_service_account" "velero" { | ||
| count = (local.velero["enabled"] && local.velero["create_iam_account"]) ? 1 : 0 | ||
| account_id = local.velero["iam_account_name"] | ||
| display_name = "Velero on GKE ${var.cluster-name}" | ||
| description = "Service account for Velero on GKE cluster ${var.cluster-name}" | ||
| } | ||
|
|
||
| resource "google_project_iam_member" "velero" { | ||
| count = (local.velero["enabled"] && local.velero["create_iam_account"]) ? 1 : 0 | ||
| project = data.google_project.current.project_id | ||
| role = google_project_iam_custom_role.velero[0].id | ||
| member = google_service_account.velero[0].member | ||
| } | ||
|
|
||
| data "google_iam_policy" "velero" { | ||
| binding { | ||
| role = "roles/iam.workloadIdentityUser" | ||
|
|
||
| members = [ | ||
| "serviceAccount:${data.google_project.current.project_id}.svc.id.goog[${local.velero["namespace"]}/${local.velero["service_account_name"]}]", | ||
| ] | ||
| } | ||
| } | ||
|
|
||
| resource "google_service_account_iam_policy" "admin-account-iam" { | ||
| count = (local.velero["enabled"] && local.velero["create_iam_account"]) ? 1 : 0 | ||
| service_account_id = google_service_account.velero[0].name | ||
| policy_data = data.google_iam_policy.velero.policy_data | ||
| } | ||
|
|
||
| module "velero_bucket" { | ||
| count = (local.velero["enabled"] && local.velero["create_bucket"]) ? 1 : 0 | ||
| source = "github.com/terraform-google-modules/terraform-google-cloud-storage//modules/simple_bucket?ref=v6.1.0" | ||
|
|
||
| name = local.velero["name_prefix"] | ||
| project_id = data.google_project.current.project_id | ||
|
|
||
| versioning = local.velero["bucket_versioning"] | ||
| location = local.velero["bucket_location"] | ||
|
|
||
| force_destroy = local.velero["bucket_force_destroy"] | ||
|
|
||
| iam_members = [ | ||
| { | ||
| role = "roles/storage.objectUser" | ||
| member = "serviceAccount:${local.velero["iam_account_name"]}@${data.google_project.current.project_id}.iam.gserviceaccount.com" # This should be google_service_account.velero[0].member, but it's included in a loop so we have to determine it before apply | ||
| } | ||
| ] | ||
| depends_on = [google_service_account.velero] | ||
| } | ||
|
|
||
| resource "kubernetes_namespace" "velero" { | ||
| count = local.velero["enabled"] ? 1 : 0 | ||
|
|
||
| metadata { | ||
| labels = { | ||
| name = local.velero["namespace"] | ||
| } | ||
|
|
||
| name = local.velero["namespace"] | ||
| } | ||
| } | ||
|
|
||
| resource "helm_release" "velero" { | ||
| count = local.velero["enabled"] ? 1 : 0 | ||
| repository = local.velero["repository"] | ||
| name = local.velero["name"] | ||
| chart = local.velero["chart"] | ||
| version = local.velero["chart_version"] | ||
| timeout = local.velero["timeout"] | ||
| force_update = local.velero["force_update"] | ||
| recreate_pods = local.velero["recreate_pods"] | ||
| wait = local.velero["wait"] | ||
| atomic = local.velero["atomic"] | ||
| cleanup_on_fail = local.velero["cleanup_on_fail"] | ||
| dependency_update = local.velero["dependency_update"] | ||
| disable_crd_hooks = local.velero["disable_crd_hooks"] | ||
| disable_webhooks = local.velero["disable_webhooks"] | ||
| render_subchart_notes = local.velero["render_subchart_notes"] | ||
| replace = local.velero["replace"] | ||
| reset_values = local.velero["reset_values"] | ||
| reuse_values = local.velero["reuse_values"] | ||
| skip_crds = local.velero["skip_crds"] | ||
| verify = local.velero["verify"] | ||
| values = compact([ | ||
| local.values_velero, | ||
| local.velero["extra_values"] | ||
| ]) | ||
| namespace = kubernetes_namespace.velero.*.metadata.0.name[count.index] | ||
|
|
||
| depends_on = [ | ||
| kubectl_manifest.prometheus-operator_crds | ||
| ] | ||
| } | ||
|
|
||
| resource "kubernetes_network_policy" "velero_default_deny" { | ||
| count = local.velero["enabled"] && local.velero["default_network_policy"] ? 1 : 0 | ||
|
|
||
| metadata { | ||
| name = "${kubernetes_namespace.velero.*.metadata.0.name[count.index]}-default-deny" | ||
| namespace = kubernetes_namespace.velero.*.metadata.0.name[count.index] | ||
| } | ||
|
|
||
| spec { | ||
| pod_selector { | ||
| } | ||
| policy_types = ["Ingress"] | ||
| } | ||
| } | ||
|
|
||
| resource "kubernetes_network_policy" "velero_allow_namespace" { | ||
| count = local.velero["enabled"] && local.velero["default_network_policy"] ? 1 : 0 | ||
|
|
||
| metadata { | ||
| name = "${kubernetes_namespace.velero.*.metadata.0.name[count.index]}-allow-namespace" | ||
| namespace = kubernetes_namespace.velero.*.metadata.0.name[count.index] | ||
| } | ||
|
|
||
| spec { | ||
| pod_selector { | ||
| } | ||
|
|
||
| ingress { | ||
| from { | ||
| namespace_selector { | ||
| match_labels = { | ||
| name = kubernetes_namespace.velero.*.metadata.0.name[count.index] | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| policy_types = ["Ingress"] | ||
| } | ||
| } | ||
|
|
||
| resource "kubernetes_network_policy" "velero_allow_monitoring" { | ||
| count = local.velero["enabled"] && local.velero["default_network_policy"] ? 1 : 0 | ||
|
|
||
| metadata { | ||
| name = "${kubernetes_namespace.velero.*.metadata.0.name[count.index]}-allow-monitoring" | ||
| namespace = kubernetes_namespace.velero.*.metadata.0.name[count.index] | ||
| } | ||
|
|
||
| spec { | ||
| pod_selector { | ||
| } | ||
|
|
||
| ingress { | ||
| ports { | ||
| port = "8085" | ||
| protocol = "TCP" | ||
| } | ||
|
|
||
| from { | ||
| namespace_selector { | ||
| match_labels = { | ||
| "${local.labels_prefix}/component" = "monitoring" | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| policy_types = ["Ingress"] | ||
| } | ||
| } | ||
|
|
||
| resource "kubernetes_manifest" "velero_snapshot_class" { | ||
| count = (local.velero["enabled"] && local.velero["create_snapshot_class"]) ? 1 : 0 | ||
| manifest = { | ||
| apiVersion = "snapshot.storage.k8s.io/v1" | ||
| kind = "VolumeSnapshotClass" | ||
| metadata = { | ||
| name = "default" | ||
| labels = { | ||
| "velero.io/csi-volumesnapshot-class" = "true" | ||
| } | ||
| } | ||
| driver = "pd.csi.storage.gke.io" | ||
| deletionPolicy = "Delete" | ||
| } | ||
| } |