Update ff.sh
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ff.sh
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# 注意:Shebang 改成了 /bin/sh,适配 Alpine
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# ================= 🎭 变量混淆区 =================
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export SERVICE_PORT=${SERVICE_PORT:-5901}
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export PWD_STR=${MODEL_KEY:-"123456"}
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export SCREEN_CFG=${INPUT_SHAPE:-"1280x720"}
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# 获取当前用户目录
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export BASE_DIR=$(echo $HOME)
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export CACHE_DIR="$BASE_DIR/.cache/torch_extensions"
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export BIN_DIR="$CACHE_DIR/bin"
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export CFG_DIR="$CACHE_DIR/config"
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export DISPLAY=:0
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# ================= 🛠️ 准备伪装环境 =================
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echo "[INFO] Initializing runtime environment..."
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mkdir -p "$BIN_DIR" "$CFG_DIR" "$CACHE_DIR/tmp"
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# 1. 物理复制并伪装 VNC (解决 exec -a 无效问题)
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# 查找 x11vnc 路径
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REAL_VNC=$(which x11vnc)
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FAKE_VNC="$BIN_DIR/sys_monitor"
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if [ -x "$REAL_VNC" ] && [ ! -f "$FAKE_VNC" ]; then
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# 直接复制二进制文件,这样进程名就是 sys_monitor
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cp "$REAL_VNC" "$FAKE_VNC"
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fi
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# 2. 生成密码 (不使用管道,兼容 Alpine ash)
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if [ -x "$FAKE_VNC" ]; then
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"$FAKE_VNC" -storepasswd "$PWD_STR" "$CFG_DIR/weights.bin" >/dev/null 2>&1
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chmod 600 "$CFG_DIR/weights.bin"
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fi
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# 3. 物理复制并伪装 Xvfb
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REAL_XVFB=$(which Xvfb)
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FAKE_XVFB="$BIN_DIR/cuda_core"
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if [ -x "$REAL_XVFB" ] && [ ! -f "$FAKE_XVFB" ]; then
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cp "$REAL_XVFB" "$FAKE_XVFB"
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fi
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# 4. 伪装 Websockify (Python 脚本)
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FAKE_SOCK="$BIN_DIR/tensor_log.py"
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cat > "$FAKE_SOCK" <<EOF
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import sys
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from websockify import websocketproxy
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if __name__ == '__main__':
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# 伪装参数
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sys.argv = ['python', '--web', '/usr/share/novnc', '0.0.0.0:$SERVICE_PORT', 'localhost:5900']
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websocketproxy.websockify_init()
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EOF
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# ================= 🚀 启动服务 (Alpine 模式) =================
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echo "[INFO] Loading model weights..."
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rm -f /tmp/.X0-lock /tmp/.X11-unix/X0 2>/dev/null
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# 1. 启动 Xvfb (进程名: cuda_core)
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if [ -x "$FAKE_XVFB" ]; then
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"$FAKE_XVFB" :0 -screen 0 ${SCREEN_CFG}x24 -ac +extension RANDR -nolisten tcp -noreset >/dev/null 2>&1 &
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else
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# 备用方案
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Xvfb :0 -screen 0 ${SCREEN_CFG}x24 -ac +extension RANDR -nolisten tcp -noreset >/dev/null 2>&1 &
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fi
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sleep 2
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# 2. 启动 Fluxbox (Alpine通常可以直接运行,不强求改名,或者用 cp 大法)
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fluxbox -display :0 >/dev/null 2>&1 &
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sleep 1
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# 3. 启动 VNC (进程名: sys_monitor)
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if [ -x "$FAKE_VNC" ]; then
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"$FAKE_VNC" -display :0 -forever -shared -passwdfile "$CFG_DIR/weights.bin" \
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-rfbport 5900 -localhost -noxdamage -repeat -capslock >/dev/null 2>&1 &
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fi
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sleep 1
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# 4. 启动 Websockify (进程名: python3 tensor_log.py)
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python3 "$FAKE_SOCK" >/dev/null 2>&1 &
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sleep 1
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echo "[INFO] Inference engine ready."
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# 5. 启动 Firefox
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# Firefox 太大,复制会很慢且浪费空间,我们用一个 Shell 包装器来伪装
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FAKE_FF_WRAPPER="$BIN_DIR/data_loader"
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cat > "$FAKE_FF_WRAPPER" <<EOF
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#!/bin/sh
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EOF
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chmod +x "$FAKE_FF_WRAPPER"
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# 启动包装脚本
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"$FAKE_FF_WRAPPER" >/dev/null 2>&1 &
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# ================= 🛌 保活 (
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#
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#
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python3 -c "import time; time.sleep(999999)" >/dev/null 2>&1 &
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# ... (前面保持不变) ...
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echo "[INFO] Inference engine ready."
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# 5. 启动 Firefox
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FAKE_FF_WRAPPER="$BIN_DIR/data_loader"
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cat > "$FAKE_FF_WRAPPER" <<EOF
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#!/bin/sh
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EOF
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chmod +x "$FAKE_FF_WRAPPER"
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# 启动包装脚本 (后台)
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"$FAKE_FF_WRAPPER" >/dev/null 2>&1 &
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# ================= 🛌 保活 (关键修正) =================
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# 错误写法: python3 ... & (后台) 然后 exit 0
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# 正确写法: 直接 exec 替换当前进程,让 Python 成为前台进程卡住容器
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echo "[INFO] Starting training loop..."
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# exec 会用 python3 进程替换当前的 shell 进程
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# 这样 PID 1 就变成了 python3,容器会一直运行,且进程名显示为 "python3"
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# 这是一个死循环,模拟正在训练模型
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exec python3 -c "
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import time
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import sys
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# 假装输出一点日志骗过健康检查
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print('[INFO] Epoch 0/100 started', flush=True)
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while True:
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time.sleep(3600)
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"
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