97 lines
3.7 KiB
Bash
Executable File
97 lines
3.7 KiB
Bash
Executable File
#!/bin/bash
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# =============================================================
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# 节点 2：海外 CN 中转机
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# 部署：GOST 双向中转
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# 接收上海: relay+tls :3456 → 转发到美国落地 :8443
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# =============================================================
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# 用法：bash setup-node2-cn-relay.sh
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set -euo pipefail
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GREEN='\033[0;32m' YELLOW='\033[1;33m' RED='\033[0;31m' NC='\033[0m'
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ok() { echo -e "${GREEN}✅ $*${NC}"; }
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info() { echo -e "${YELLOW}ℹ $*${NC}"; }
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fail() { echo -e "${RED}❌ $*${NC}"; }
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# ── 配置（修改这里）──────────────────────────────────
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US_LANDING_IP="${US_LANDING_IP:-}" # 美国落地机 IP
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GOST_USER="${GOST_USER:-gostuser}"
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GOST_PASS="${GOST_PASS:-$(openssl rand -hex 8)}"
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LISTEN_PORT_FROM_SH="${LISTEN_PORT_FROM_SH:-3456}" # 接收上海的端口
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LISTEN_PORT_TO_US="${LISTEN_PORT_TO_US:-8443}" # 美国落地机监听端口
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echo "================================================"
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echo " 节点2：海外CN中转机 部署"
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echo "================================================"
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# 检查必填
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if [ -z "$US_LANDING_IP" ]; then
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read -rp "请输入美国落地机 IP: " US_LANDING_IP
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fi
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# ── 1. 安装 GOST ────────────────────────────────────
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if ! command -v gost &>/dev/null; then
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info "安装 GOST..."
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ARCH=$(uname -m)
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[ "$ARCH" = "x86_64" ] && GARCH="amd64" || GARCH="arm64"
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LATEST=$(curl -sf https://api.github.com/repos/go-gost/gost/releases/latest | grep '"tag_name"' | cut -d'"' -f4)
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wget -qO /tmp/gost.tar.gz \
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"https://github.com/go-gost/gost/releases/download/${LATEST}/gost_linux_${GARCH}.tar.gz"
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tar xzf /tmp/gost.tar.gz -C /tmp/
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mv /tmp/gost /usr/local/bin/gost
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chmod +x /usr/local/bin/gost
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fi
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ok "GOST $(gost -V 2>/dev/null | head -1 || echo '已安装')"
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# ── 2. 创建 Systemd 服务 ────────────────────────────
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# 中转机职责：
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# - 接收上海 sub2api 发来的 relay+tls 连接（:3456）
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# - 将流量通过 relay+tls 转发到美国落地机（:8443）
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cat > /etc/systemd/system/gost-relay.service << EOF
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[Unit]
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Description=GOST CN Relay - 接收上海转发到美国落地
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After=network.target
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[Service]
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Type=simple
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User=nobody
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ExecStart=/usr/local/bin/gost \\
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-L "relay+tls://${GOST_USER}:${GOST_PASS}@:${LISTEN_PORT_FROM_SH}" \\
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-F "relay+tls://${GOST_USER}:${GOST_PASS}@${US_LANDING_IP}:${LISTEN_PORT_TO_US}"
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Restart=always
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RestartSec=5
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LimitNOFILE=65536
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[Install]
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WantedBy=multi-user.target
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EOF
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systemctl daemon-reload
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systemctl enable gost-relay
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systemctl restart gost-relay
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sleep 2
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ok "GOST 中转服务已启动"
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# ── 3. 防火墙开放端口 ───────────────────────────────
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if command -v ufw &>/dev/null; then
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ufw allow "${LISTEN_PORT_FROM_SH}/tcp" comment "GOST from Shanghai" 2>/dev/null || true
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ufw allow ssh 2>/dev/null || true
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ok "ufw 端口已开放"
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fi
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# ── 4. 输出上海配置 ─────────────────────────────────
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MY_IP=$(curl -sf ipinfo.io/ip 2>/dev/null || echo '<本机IP>')
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echo ""
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echo "================================================"
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echo " 节点2 部署完成"
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echo "================================================"
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echo ""
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echo "【上海服务器 .env 填写以下值】"
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echo " GATEWAY_NODE_TLS_PROXY_LISTEN_HOST=${MY_IP}"
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echo " GATEWAY_NODE_TLS_PROXY_LISTEN_PORT=${LISTEN_PORT_FROM_SH}"
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echo ""
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echo "【GOST 认证信息（勿泄露）】"
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echo " 用户名: ${GOST_USER}"
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echo " 密码: ${GOST_PASS}"
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echo ""
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systemctl status gost-relay --no-pager -l | tail -5
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