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feat(tpu-inference/k8s): TPU workload launcher #465

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feat(tpu-inference/k8s): TPU workload launcher #465

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661 changes: 661 additions & 0 deletions terraform/gcp_old/tpu-inference/k8s/generated/manager.yaml
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660 changes: 660 additions & 0 deletions terraform/gcp_old/tpu-inference/k8s/generated/manager/06-launcher.yaml
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21 changes: 20 additions & 1 deletion terraform/gcp_old/tpu-inference/k8s/iam.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -53,7 +53,14 @@ resource "google_project_iam_member" "manager_nodes_worker_project" {
for_each = {
for item in flatten([
for worker_key, worker in var.worker_clusters : [
for role in ["roles/artifactregistry.reader", "roles/gkehub.gatewayAdmin"] : {
for role in [
"roles/artifactregistry.reader",
"roles/gkehub.gatewayAdmin",
# The launcher reads workload pod logs from Cloud Logging.
# Those pods run in the worker cluster, so kubectl logs
# against the manager returns nothing.
"roles/logging.viewer",
] : {
key = "${worker_key}/${role}"
worker_key = worker_key
project = worker.project
Expand Down Expand Up @@ -158,3 +165,15 @@ resource "google_service_account_iam_member" "external_secrets_workload_identity
role = each.value.role
member = "serviceAccount:${each.value.project}.svc.id.goog[external-secrets/external-secrets]"
}

# Workload Identity for the TPU workload launcher.
#
# The launcher runs as ServiceAccount buildkite/tpu-launcher and impersonates
# the manager node SA to read worker-project Cloud Logging.
resource "google_service_account_iam_member" "launcher_workload_identity" {
count = var.create_service_accounts && var.manager_node_service_account == null ? 1 : 0

service_account_id = google_service_account.manager_nodes[0].name
role = "roles/iam.workloadIdentityUser"
member = "serviceAccount:${var.project_id}.svc.id.goog[buildkite/tpu-launcher]"
}
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