Add diag-connlogs.sh diagnostic script

scripts/diag-connlogs.sh

@@ -0,0 +1,60 @@
+#!/bin/bash
+# 连接日志一键诊断脚本
+# 在生产服务器上以 root 执行: bash /opt/openvpn-manager/scripts/diag-connlogs.sh
+set -u
+echo "=========================================="
+echo "  OpenVPN Manager 连接日志诊断"
+echo "=========================================="
+
+echo ""
+echo "[1] 服务运行状态:"
+ps -ef | grep -E "openvpn-manager|openvpn " | grep -v grep || echo "  (无进程)"
+
+echo ""
+echo "[2] 当前代码版本:"
+cd /opt/openvpn-manager 2>/dev/null && git log --oneline -3 || echo "  git log 失败"
+
+echo ""
+echo "[3] 二进制构建时间:"
+ls -la /opt/openvpn-manager/bin/openvpn-manager 2>/dev/null | awk '{print "  "$6,$7,$8,$9}'
+
+echo ""
+echo "[4] status.log 文件:"
+find /opt/openvpn-manager/data/instances -name "status.log" 2>/dev/null | while read f; do
+  echo "  路径: $f"
+  echo "  大小: $(stat -c%s "$f") 字节"
+  echo "  内容前 6 行:"
+  head -6 "$f" | sed 's/^/    /'
+  echo "  ----"
+done
+
+echo ""
+echo "[5] 直接登录 API:"
+LOGIN_RESP=$(curl -s http://localhost:8089/api/login -X POST -H 'Content-Type: application/json' -d '{"username":"admin","password":"admin123"}')
+echo "  响应: $LOGIN_RESP"
+TOKEN=$(echo "$LOGIN_RESP" | grep -oP '"token":"\K[^"]+')
+echo "  TOKEN 长度: ${#TOKEN}"
+
+if [ -z "$TOKEN" ]; then
+  echo "  ✗ 登录失败,无法继续"
+  exit 1
+fi
+
+echo ""
+echo "[6] 调用 /api/connlogs:"
+RESP=$(curl -s "http://localhost:8089/api/connlogs" -H "Authorization: Bearer $TOKEN")
+echo "  响应: $RESP"
+
+echo ""
+echo "[7] 解析日志条目数:"
+echo "$RESP" | grep -oP '"common_name":"[^"]+"' | wc -l | awk '{print "  共 "$1" 条连接记录"}'
+
+echo ""
+echo "[8] 关键检查:"
+echo "$RESP" | grep -q '"_diag"' && echo "  ✓ 返回了新格式(带 _diag)" || echo "  ✗ 旧格式,说明后端代码未更新"
+echo "$RESP" | grep -q '"logs"' && echo "  ✓ logs 字段存在" || echo "  ✗ 缺 logs 字段"
+
+echo ""
+echo "=========================================="
+echo "  诊断完成"
+echo "=========================================="