227 lines
7.6 KiB
C#
227 lines
7.6 KiB
C#
namespace SHH.CameraSdk;
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/// <summary>
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/// 全局服务配置模型 (V3 最终版)
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/// <para>负责解析命令行参数，构建网络拓扑和身份标识</para>
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/// </summary>
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public class ServiceConfig
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{
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// ==========================================
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// 1. 身份与进程属性
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// ==========================================
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/// <summary>
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/// 父进程 PID (用于哨兵守护，--pid)
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/// </summary>
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public int ParentPid { get; private set; }
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/// <summary>
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/// 应用完整标识 (例如 "CameraApp_01", --appid)
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/// </summary>
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public string AppId { get; private set; } = "Unknown_01";
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/// <summary>
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/// 【核心】从 AppId 自动提取的数字编号
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/// <para>规则：取最后一个下划线后的数字</para>
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/// <para>示例："CameraApp_05" -> 5</para>
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/// </summary>
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public int NumericId { get; private set; } = 1;
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// ==========================================
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// 2. 网络连接属性 (分流)
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// ==========================================
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/// <summary>
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/// 视频流目标地址列表 (对应 & 符号左侧)
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/// <para>ZeroMQBridgeWorker 使用此列表</para>
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/// </summary>
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public List<string> VideoEndpoints { get; private set; } = new List<string>();
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/// <summary>
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/// 指令控制目标地址列表 (对应 & 符号右侧)
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/// <para>CommandClientWorker 使用此列表</para>
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/// </summary>
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public List<string> CommandEndpoints { get; private set; } = new List<string>();
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/// <summary>
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/// WebAPI 基础端口 (--ports 的第一个值)
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/// </summary>
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public int BasePort { get; private set; } = 5000;
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/// <summary>
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/// 端口扫描范围 (--ports 的第二个值)
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/// </summary>
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public int MaxPortRange { get; private set; } = 100;
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/// <summary>
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/// 网络模式 (--mode)
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/// </summary>
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public NetworkMode Mode { get; private set; } = NetworkMode.Passive;
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// ==========================================
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// 3. 辅助属性
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// ==========================================
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/// <summary>
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/// 是否需要执行 Connect 操作
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/// </summary>
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public bool ShouldConnect => Mode == NetworkMode.Active || Mode == NetworkMode.Hybrid;
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// ==========================================
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// 4. 解析入口 (Factory Method)
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// ==========================================
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public static ServiceConfig BuildFromArgs(string[] args)
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{
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var config = new ServiceConfig();
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for (int i = 0; i < args.Length; i++)
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{
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// 1. 预处理 Key
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var key = args[i].ToLower().Trim();
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// 2. 预取 Value (如果存在且不是下一个 flag)
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var value = (i + 1 < args.Length) ? args[i + 1] : string.Empty;
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// 简单判断：如果 value 以 -- 开头，说明当前 key 是开关，或者参数值缺失
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if (value.StartsWith("--")) value = string.Empty;
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bool consumed = false; // 标记是否消耗了下一个参数
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// 3. 匹配参数
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switch (key)
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{
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case "--pid":
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if (int.TryParse(value, out int pid)) config.ParentPid = pid;
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consumed = true;
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break;
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case "--appid":
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if (!string.IsNullOrWhiteSpace(value))
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{
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config.AppId = value;
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// ★★★ 立即解析数字编号 ★★★
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config.NumericId = ParseIdFromAppId(value);
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}
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consumed = true;
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break;
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case "--uris":
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if (!string.IsNullOrWhiteSpace(value))
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{
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// ★★★ 解析复杂 URI 字符串 ★★★
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ParseUris(config, value);
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}
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consumed = true;
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break;
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case "--mode":
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if (int.TryParse(value, out int m) && Enum.IsDefined(typeof(NetworkMode), m))
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{
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config.Mode = (NetworkMode)m;
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}
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consumed = true;
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break;
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case "--ports":
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// 格式: "BasePort,Range" -> "6003,100"
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if (!string.IsNullOrWhiteSpace(value) && value.Contains(","))
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{
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var parts = value.Split(',');
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if (parts.Length >= 1)
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{
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if (int.TryParse(parts[0], out int baseP)) config.BasePort = baseP;
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}
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if (parts.Length >= 2)
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{
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if (int.TryParse(parts[1], out int range)) config.MaxPortRange = range;
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}
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}
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consumed = true;
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break;
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}
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// 4. 如果消耗了 Value，跳过下一个索引
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if (consumed) i++;
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}
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return config;
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}
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// ==========================================
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// 5. 核心解析算法实现
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// ==========================================
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/// <summary>
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/// 算法：提取下划线后的数字
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/// </summary>
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private static int ParseIdFromAppId(string appId)
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{
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if (string.IsNullOrWhiteSpace(appId)) return 1;
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// 查找最后一个下划线
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int lastIdx = appId.LastIndexOf('_');
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// 确保下划线存在，且后面还有字符
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if (lastIdx >= 0 && lastIdx < appId.Length - 1)
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{
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string numPart = appId.Substring(lastIdx + 1);
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if (int.TryParse(numPart, out int id))
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{
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return id;
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}
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}
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// 解析失败默认返回 1
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return 1;
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}
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/// <summary>
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/// 算法：解析 URI 列表并分流
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/// <para>格式: IP,VideoPort&CommandPort</para>
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/// <para>空缺处理: "&6001" (仅指令), "6002&" (仅视频)</para>
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/// </summary>
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private static void ParseUris(ServiceConfig config, string rawValue)
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{
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// 1. 按分号拆分不同主机配置
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// "127.0.0.1,6002&6001; 192.168.1.5,&6001"
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var groups = rawValue.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries);
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foreach (var group in groups)
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{
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// 2. 按逗号拆分 IP 和 端口段
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var hostParts = group.Split(',');
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if (hostParts.Length < 2) continue; // 格式非法
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string ip = hostParts[0].Trim();
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string portSection = hostParts[1].Trim(); // "6002&6001"
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// 3. 按 & 拆分端口 (注意：不要 RemoveEmptyEntries，位置很重要)
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var ports = portSection.Split('&');
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// --- 索引 0: 视频端口 ---
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if (ports.Length > 0)
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{
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string p = ports[0].Trim();
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if (!string.IsNullOrWhiteSpace(p) && int.TryParse(p, out int port))
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{
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string uri = $"tcp://{ip}:{port}";
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if (!config.VideoEndpoints.Contains(uri))
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config.VideoEndpoints.Add(uri);
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}
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}
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// --- 索引 1: 指令端口 ---
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if (ports.Length > 1)
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{
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string p = ports[1].Trim();
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if (!string.IsNullOrWhiteSpace(p) && int.TryParse(p, out int port))
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{
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string uri = $"tcp://{ip}:{port}";
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if (!config.CommandEndpoints.Contains(uri))
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config.CommandEndpoints.Add(uri);
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}
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}
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}
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}
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} |