sskj/scripts/common/platform.sh
Quantong Qiu f0d4c4753b fix(common): robust XPU platform auto-detection
Capture xpu-smi output before grepping to avoid SIGPIPE failures under
set -o pipefail when grep -q exits early.
2026-07-08 05:50:42 +00:00

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#!/usr/bin/env bash
# Platform loader.
# Usage: source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/../scripts/common/platform.sh"
set -Eeuo pipefail
_PLATFORM_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
ROOT_DIR="$(cd "${_PLATFORM_DIR}/../.." && pwd)"
# Auto-detect platform if not set.
if [[ -z "${PLATFORM:-}" ]]; then
# Capture xpu-smi output first; piping it directly can trigger SIGPIPE under
# pipefail when grep -q exits early.
_XPU_SMI_OUT=""
if command -v xpu-smi >/dev/null 2>&1; then
_XPU_SMI_OUT=$(xpu-smi 2>/dev/null || true)
fi
if [[ -n "$_XPU_SMI_OUT" ]] && grep -qiE "P800|Kunlun" <<< "$_XPU_SMI_OUT"; then
PLATFORM="kunlun_p800"
elif lspci 2>/dev/null | grep -qiE "XPU|Kunlun"; then
PLATFORM="kunlun_p800"
elif command -v nvidia-smi >/dev/null 2>&1; then
PLATFORM="nvidia_h200"
else
echo "ERROR: Could not auto-detect PLATFORM. Set PLATFORM env var explicitly." >&2
exit 1
fi
unset _XPU_SMI_OUT
echo "Auto-detected platform: ${PLATFORM}"
fi
PLATFORM_FILE="${ROOT_DIR}/platforms/${PLATFORM}.env"
if [[ ! -f "$PLATFORM_FILE" ]]; then
echo "ERROR: Platform config not found: ${PLATFORM_FILE}" >&2
exit 1
fi
# shellcheck source=/dev/null
source "$PLATFORM_FILE"
# Export key variables if not already set.
export CHIP="${CHIP:-$PLATFORM}"
export ACCELERATOR="${ACCELERATOR:-$PLATFORM}"
export HARDWARE="${HARDWARE:-$PLATFORM}"
export DEFAULT_PORT="${DEFAULT_PORT:-30000}"
export MODEL_ROOT="${MODEL_ROOT:-/data1/models}"