deploy_icecc.sh

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

echo "==> Installing icecc..."
sudo apt install -y icecc

echo "==> Configuring /etc/icecc/icecc.conf..."
sudo sed -i \
  's/^ICECC_NETNAME=""/ICECC_NETNAME="tailscale"/' \
  /etc/icecc/icecc.conf

max_jobs=$(($(nproc) - 2))
sudo sed -i \
  "s/^ICECC_MAX_JOBS=\"\"/ICECC_MAX_JOBS=\"$max_jobs\"/" \
  /etc/icecc/icecc.conf

sudo sed -i \
  's/^ICECC_SCHEDULER_HOST=""/ICECC_SCHEDULER_HOST="10.20.33.146"/' \
  /etc/icecc/icecc.conf

echo "==> Restarting icecc..."
sudo systemctl restart iceccd

# ---- 自动同步服务询问与安装 ----
CONSENT_FILE="/var/lib/icecc/.sync_service_consent"

ask_sync_service() {
    echo ""
    echo "============================================"
    echo " 是否安装自动同步服务？"
    echo "============================================"
    echo ""
    echo "安装 systemd 定时服务后，系统将每 6 小时从服务端"
    echo "(10.20.33.215) 自动同步更新脚本并在后台执行，"
    echo "确保 icecc 配置和客户端脚本始终保持最新。"
    echo ""
    echo "如不安装此服务，您需要手动执行以下命令来更新配置："
    echo "  bash <(curl -fsSL http://10.20.33.215:8572/deploy_icecc.sh)"
    echo ""
    echo -n "是否安装自动同步服务？(y/N): "
    read -r reply
    case "$reply" in
        [yY]|[yY][eE][sS]) return 0 ;;
        *) return 1 ;;
    esac
}

install_sync_service() {
    echo "==> 安装 icecc 自动同步服务..."
    # 写入 systemd service
    sudo tee /etc/systemd/system/icecc-check.service > /dev/null <<'ICECC_SVC'
[Unit]
Description=Refresh icecc deployment from remote script
After=network-online.target
Wants=network-online.target

[Service]
Type=oneshot
ExecStart=/usr/bin/env bash -c 'bash <(curl -fsSL http://10.20.33.215:8572/deploy_icecc.sh)'
ICECC_SVC

    # 写入 systemd timer
    sudo tee /etc/systemd/system/icecc-check.timer > /dev/null <<'ICECC_TMR'
[Unit]
Description=Run icecc-check periodically to keep deployment current

[Timer]
OnBootSec=10min
OnUnitActiveSec=6h
RandomizedDelaySec=5min
Persistent=true

[Install]
WantedBy=timers.target
ICECC_TMR

    sudo systemctl daemon-reload
    sudo systemctl enable --now icecc-check.timer

    # 写入标识文件，下次不再询问
    sudo mkdir -p /var/lib/icecc
    echo "installed" | sudo tee "$CONSENT_FILE" >/dev/null

    echo "==> icecc-check.service + icecc-check.timer 已安装并启动，每 6 小时同步一次。"
}

remove_sync_service() {
    echo "==> 停止并移除 icecc-check 服务..."
    sudo systemctl disable --now icecc-check.timer 2>/dev/null || true
    sudo systemctl disable --now icecc-check.service 2>/dev/null || true
    sudo rm -f /etc/systemd/system/icecc-check.timer
    sudo rm -f /etc/systemd/system/icecc-check.service
    sudo systemctl daemon-reload
    sudo rm -f "$CONSENT_FILE"
    echo "==> 已移除 icecc-check 服务与标识。"
}

# --- 判断是否需要询问 ---
if [ -f "$CONSENT_FILE" ]; then
    echo ""
    echo "============================================"
    echo " 检测到已安装标识，是否继续保留自动同步服务？"
    echo "============================================"
    echo ""
    echo -n "30秒内选择 y/N (超时默认保留): "
    read -t 30 reply || true
    case "$reply" in
        [nN]|[nN][oO])
            remove_sync_service
            ;;
        *)
            if ! systemctl is-enabled icecc-check.timer &>/dev/null 2>&1; then
                sudo systemctl enable --now icecc-check.timer
            fi
            echo "==> 自动同步服务已保留。"
            ;;
    esac
else
    if ask_sync_service; then
        install_sync_service
    else
        remove_sync_service
        echo ""
        echo "============================================"
        echo " 未安装自动同步服务"
        echo "============================================"
        echo " 如需手动同步，请执行："
        echo "   bash <(curl -fsSL http://10.20.33.215:8572/deploy_icecc.sh)"
        echo ""
        echo " 您也可以稍后手动安装此服务："
        echo "   再次执行本脚本即可重新询问。"
        echo "============================================"
    fi
fi

echo ""
echo "=== Done ==="
echo ""
echo "Add the following to ~/.bashrc or ~/.zshrc:"
echo ""
cat << 'PROFILE'
if command -v icecc >/dev/null && [[ "$PATH" != *"icecc"* ]]; then
    export PATH="/usr/lib/icecc/bin/:$PATH"
fi
PROFILE
echo ""
echo "Then run: source ~/.bashrc  (or re-login)"