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#!/bin/bash
# 确保任何命令失败都会立即退出脚本
set -e
# ======================= 配置区 =======================
export REPO_ID="arcticaurora/mcp-settings"
# ======================================================
# --- 定义路径 ---
# 只读的源码目录，由 Dockerfile 构建
APP_SRC_DIR="/app"
# 【关键修复】在 /tmp 下创建可写的运行时目录
RUN_DIR="/tmp/mcphub"
CONFIG_FILE_NAME="mcp_settings.json"
CONFIG_FILE_PATH="${RUN_DIR}/${CONFIG_FILE_NAME}"
export HF_HOME="/tmp/.cache/huggingface"
echo "--- MCPHub Persistence Wrapper (v8 - /tmp Runtime) ---"
# 1. 创建运行时目录并复制应用文件
echo "Creating writable runtime directory at ${RUN_DIR}..."
mkdir -p "$RUN_DIR"
echo "Copying application files from ${APP_SRC_DIR}..."
cp -a "${APP_SRC_DIR}/." "$RUN_DIR/"
# 2. 登录 Hugging Face Hub
echo "Logging into Hugging Face Hub..."
huggingface-cli login --token "$HF_TOKEN" &> /dev/null
# 3. 下载或创建配置文件到可写目录
echo "Preparing config file at ${CONFIG_FILE_PATH}..."
# 先下载到 /tmp，然后移动到最终位置
TEMP_DOWNLOAD_PATH="/tmp/${CONFIG_FILE_NAME}"
python3 -c "from huggingface_hub import hf_hub_download; hf_hub_download(repo_id='$REPO_ID', filename='$CONFIG_FILE_NAME', repo_type='dataset', local_dir='/tmp', etag_timeout=10, resume_download=True)" &> /dev/null
if [ -f "$TEMP_DOWNLOAD_PATH" ]; then
mv "$TEMP_DOWNLOAD_PATH" "$CONFIG_FILE_PATH"
else
echo "{}" > "$CONFIG_FILE_PATH"
huggingface-cli upload "$REPO_ID" "$CONFIG_FILE_PATH" --repo-type dataset --commit-message "feat: Initial empty config" &> /dev/null
fi
echo "Config is ready."
# 4. 启动后台持久化脚本
echo "Starting persistence sync script in background..."
(
# 初始化哈希值
LAST_HASH=""
if [ -f "$CONFIG_FILE_PATH" ]; then
LAST_HASH=$(md5sum "$CONFIG_FILE_PATH" | awk '{ print $1 }')
fi
echo "Initial config hash: $LAST_HASH"
while true; do
sleep 60
if [ -f "$CONFIG_FILE_PATH" ]; then
CURRENT_HASH=$(md5sum "$CONFIG_FILE_PATH" | awk '{ print $1 }')
if [ "$CURRENT_HASH" != "$LAST_HASH" ]; then
echo "[Sync] Config changed, uploading to Hub..."
huggingface-cli upload "$REPO_ID" "$CONFIG_FILE_PATH" --repo-type dataset --commit-message "chore: Auto-sync settings"
LAST_HASH=$CURRENT_HASH
fi
fi
done
) &
# 5. 【关键修复】切换到可写的运行时目录，然后启动应用
echo "Changing directory to ${RUN_DIR}..."
cd "$RUN_DIR"
echo "Starting MCPHub server in foreground on port ${PORT}..."
npm start
echo "MCPHub server exited. Container will now stop." |