客户端配置详解

struct ClientConfig {
    // 连接配置
    std::string agent_addr = "127.0.0.1:19090";
    std::string game_id;
    std::string env = "development";
    std::string service_id = "cpp-service";

    // 超时
    int timeout_seconds = 30;

    // TLS
    bool insecure = true;
    struct Security {
        std::string cert_file;
        std::string key_file;
        std::string ca_file;
        std::string server_name;
    } security;

    // 重连
    bool auto_reconnect = true;
    int reconnect_interval_seconds = 5;
    int reconnect_max_attempts = 0;

    // 认证
    struct Auth {
        std::string token;
        std::map<std::string, std::string> headers;
    } auth;
};

config.agent_addr = "127.0.0.1:19090";      // 本地
config.agent_addr = "agent.internal:19090";  // 内部域名
config.agent_addr = "10.0.0.5:19090";         // IP 地址

config.game_id = "my-mmorpg";
config.game_id = "production-game-2024";

config.env = "development";  // 开发
config.env = "staging";      // 预发布
config.env = "production";   // 生产

config.service_id = "game-server-01";
config.service_id = "backend-" + GetHostname();

config.timeout_seconds = 30;   // 默认
config.timeout_seconds = 60;   // 长操作
config.timeout_seconds = 300;  // 非常长的操作

config.insecure = true;   // 开发环境
config.insecure = false;  // 生产环境（必须）

config.security.cert_file = "/etc/tls/client.crt";
config.security.key_file = "/etc/tls/client.key";
config.security.ca_file = "/etc/tls/ca.crt";
config.security.server_name = "croupier.internal";

config.auto_reconnect = true;   // 断线自动重连
config.auto_reconnect = false;  // 断线退出

config.reconnect_interval_seconds = 5;   // 每 5 秒
config.reconnect_interval_seconds = 30;  // 每 30 秒

config.reconnect_max_attempts = 0;    // 无限重试
config.reconnect_max_attempts = 10;   // 最多 10 次

config.auth.token = "Bearer eyJhbGciOiJIUzI1NiIs...";
config.auth.headers = {
    {"X-Game-Version", "0.1.0"},
    {"X-Service-Region", "us-west-2"}
};