#!/usr/bin/env bash
set -euo pipefail

# Capability probes for the state-movement layer. No successful --help call is
# evidence that bytes moved during C-001.

for tool in nixlbench ucx_info gdscheck.py gdsio nvidia-ctk; do
  if command -v "$tool" >/dev/null; then
    printf '%s=' "$tool"
    "$tool" --version 2>/dev/null || "$tool" --help 2>&1 | sed -n '1p' || true
  else
    echo "$tool=missing"
  fi
done

python3 - <<'PY'
import importlib.metadata as metadata

for package in ("ai-dynamo", "nixl", "kvbm", "nvidia-nvcomp-cu13"):
    try:
        print(f"{package}={metadata.version(package)}")
    except metadata.PackageNotFoundError:
        print(f"{package}=missing")
PY

test -e /usr/local/cuda/include/cufile.h && echo "cufile_header=present" || echo "cufile_header=missing"
test -e /dev/infiniband/uverbs0 && echo "rdma_device=present" || echo "rdma_device=missing"

cat <<'NOTE'
Required receipt fields for any transfer claim:
  source_tier, destination_tier, bytes, registration_us, submit_us,
  completion_us, transport, fallback, retry_count, run_id.
Do not call host memory CXL memory unless the physical platform and NUMA/CXL
topology prove it.
NOTE