#!/bin/sh
# Read-only facts needed to select Linux Python wheels and the uv binary.

printf '%s\n' '=== OS ==='
if [ -r /etc/os-release ]; then
    awk -F= '$1 == "PRETTY_NAME" || $1 == "ID" || $1 == "ID_LIKE" || $1 == "VERSION_ID" { print }' /etc/os-release
else
    printf '%s\n' 'os-release: unavailable'
fi
printf 'architecture: '; uname -m
printf 'kernel: '; uname -r
printf 'libc: '
getconf GNU_LIBC_VERSION 2>/dev/null || printf '%s\n' 'unavailable'

printf '%s\n' '=== Python ==='
python_status=0
if command -v python3.14 >/dev/null 2>&1; then
    if ! python3.14 - <<'PY'
import sys
import sysconfig
import os
import signal

print('version:', sys.version.split()[0])
print('executable:', sys.executable)
print('cache_tag:', sys.implementation.cache_tag)
print('soabi:', sysconfig.get_config_var('SOABI'))
print('platform:', sysconfig.get_platform())
try:
    fd = os.pidfd_open(os.getpid())
    try:
        signal.pidfd_send_signal(fd, 0)
    finally:
        os.close(fd)
except (AttributeError, OSError) as exc:
    print('pidfd:', 'unavailable (' + type(exc).__name__ + ')')
else:
    print('pidfd: available')
PY
    then
        printf '%s\n' 'python3.14: inspection failed'
        python_status=1
    fi
else
    printf '%s\n' 'python3.14: unavailable'
    python_status=1
fi

printf '%s\n' '=== NVIDIA ==='
if command -v nvidia-smi >/dev/null 2>&1; then
    if nvidia-smi --query-gpu=name,driver_version,memory.total --format=csv,noheader; then
        nvidia-smi 2>/dev/null | sed -n '1,3p'
    else
        printf '%s\n' 'nvidia-smi: query failed'
    fi
else
    printf '%s\n' 'nvidia-smi: unavailable'
fi

exit "$python_status"