stable-diffusion.cpp-rest/include/server_config.h

#ifndef SERVER_CONFIG_H
#define SERVER_CONFIG_H

#include <string>
#include <vector>

/**
 * @brief Authentication method enumeration
 */
enum class AuthMethod {
    NONE,           ///< No authentication required
    JWT,            ///< JWT token authentication
    API_KEY,        ///< API key authentication
    UNIX,           ///< Unix system authentication
    PAM,            ///< PAM authentication
    OPTIONAL        ///< Authentication optional (guest access allowed)
};

/**
 * @brief Authentication configuration structure
 */
struct AuthConfig {
    AuthMethod authMethod = AuthMethod::NONE;   ///< Primary authentication method
    bool enableGuestAccess = false;              ///< Allow unauthenticated access
    std::string jwtSecret = "";                  ///< JWT secret key (auto-generated if empty)
    int jwtExpirationMinutes = 60;               ///< JWT token expiration in minutes
    std::string authRealm = "stable-diffusion-rest"; ///< Authentication realm
    std::string dataDir = "./auth";              ///< Directory for authentication data
    std::string pamServiceName = "stable-diffusion-rest"; ///< PAM service name
    std::vector<std::string> publicPaths;        ///< Paths that don't require authentication
    std::vector<std::string> adminPaths;         ///< Paths that require admin access
    std::vector<std::string> userPaths;          ///< Paths that require user access
    std::string customPublicPaths;               ///< Custom public paths (comma-separated)
};

// Server configuration structure
struct ServerConfig {
    // Server settings
    std::string host = "0.0.0.0";
    int port = 8080;
    int maxConcurrentGenerations = 1;
    bool verbose = false;

    // Required directory parameter
    std::string modelsDir = "";         // Base models directory (required, must be set via --models-dir)

    // Model type directory parameters
    // All default to standard folder names under modelsDir if not explicitly set
    std::string checkpoints = "";       // Checkpoints directory (default: checkpoints)
    std::string controlnetDir = "";     // ControlNet directory (default: controlnet)
    std::string embeddingsDir = "";     // Embeddings directory (default: embeddings)
    std::string esrganDir = "";         // ESRGAN directory (default: ESRGAN)
    std::string loraDir = "";           // LoRA directory (default: loras)
    std::string taesdDir = "";          // TAESD directory (default: TAESD)
    std::string vaeDir = "";            // VAE directory (default: vae)

    // Queue and output directories
    std::string queueDir = "./queue";        // Directory to store queue job files
    std::string outputDir = "./output";      // Directory to store generated images/videos

    // UI directory (optional - for serving static web UI)
    std::string uiDir = "";                  // Directory containing static web UI files

    // Legacy mode flag (always false now - kept for backward compatibility)
    bool legacyMode = false;

    // Logging options
    bool enableFileLogging = false;
    std::string logFilePath = "/var/log/stable-diffusion-rest/server.log";

    // Authentication configuration
    AuthConfig auth;
};

#endif // SERVER_CONFIG_H