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| 1 | +//! Configuration management for HyprKVM |
| 2 | + |
| 3 | +use std::collections::HashMap; |
| 4 | +use std::net::SocketAddr; |
| 5 | +use std::path::Path; |
| 6 | + |
| 7 | +use hyprkvm_common::Direction; |
| 8 | +use serde::{Deserialize, Serialize}; |
| 9 | + |
| 10 | +/// Main configuration structure |
| 11 | +#[derive(Debug, Clone, Serialize, Deserialize)] |
| 12 | +pub struct Config { |
| 13 | + #[serde(default)] |
| 14 | + pub daemon: DaemonConfig, |
| 15 | + |
| 16 | + #[serde(default)] |
| 17 | + pub network: NetworkConfig, |
| 18 | + |
| 19 | + #[serde(default)] |
| 20 | + pub machines: MachinesConfig, |
| 21 | + |
| 22 | + #[serde(default)] |
| 23 | + pub input: InputConfig, |
| 24 | + |
| 25 | + #[serde(default)] |
| 26 | + pub clipboard: ClipboardConfig, |
| 27 | + |
| 28 | + #[serde(default)] |
| 29 | + pub logging: LoggingConfig, |
| 30 | +} |
| 31 | + |
| 32 | +impl Default for Config { |
| 33 | + fn default() -> Self { |
| 34 | + Self { |
| 35 | + daemon: DaemonConfig::default(), |
| 36 | + network: NetworkConfig::default(), |
| 37 | + machines: MachinesConfig::default(), |
| 38 | + input: InputConfig::default(), |
| 39 | + clipboard: ClipboardConfig::default(), |
| 40 | + logging: LoggingConfig::default(), |
| 41 | + } |
| 42 | + } |
| 43 | +} |
| 44 | + |
| 45 | +impl Config { |
| 46 | + /// Load configuration from file |
| 47 | + pub fn load(path: &Path) -> Result<Self, ConfigError> { |
| 48 | + let content = std::fs::read_to_string(path) |
| 49 | + .map_err(|e| ConfigError::Io(e.to_string()))?; |
| 50 | + |
| 51 | + toml::from_str(&content) |
| 52 | + .map_err(|e| ConfigError::Parse(e.to_string())) |
| 53 | + } |
| 54 | + |
| 55 | + /// Save configuration to file |
| 56 | + pub fn save(&self, path: &Path) -> Result<(), ConfigError> { |
| 57 | + let content = toml::to_string_pretty(self) |
| 58 | + .map_err(|e| ConfigError::Serialize(e.to_string()))?; |
| 59 | + |
| 60 | + // Ensure parent directory exists |
| 61 | + if let Some(parent) = path.parent() { |
| 62 | + std::fs::create_dir_all(parent) |
| 63 | + .map_err(|e| ConfigError::Io(e.to_string()))?; |
| 64 | + } |
| 65 | + |
| 66 | + std::fs::write(path, content) |
| 67 | + .map_err(|e| ConfigError::Io(e.to_string())) |
| 68 | + } |
| 69 | +} |
| 70 | + |
| 71 | +#[derive(Debug, Clone, Serialize, Deserialize)] |
| 72 | +pub struct DaemonConfig { |
| 73 | + /// Unix socket path for IPC |
| 74 | + #[serde(default = "default_socket_path")] |
| 75 | + pub socket_path: String, |
| 76 | +} |
| 77 | + |
| 78 | +fn default_socket_path() -> String { |
| 79 | + std::env::var("XDG_RUNTIME_DIR") |
| 80 | + .map(|dir| format!("{}/hyprkvm.sock", dir)) |
| 81 | + .unwrap_or_else(|_| "/tmp/hyprkvm.sock".to_string()) |
| 82 | +} |
| 83 | + |
| 84 | +impl Default for DaemonConfig { |
| 85 | + fn default() -> Self { |
| 86 | + Self { |
| 87 | + socket_path: default_socket_path(), |
| 88 | + } |
| 89 | + } |
| 90 | +} |
| 91 | + |
| 92 | +#[derive(Debug, Clone, Serialize, Deserialize)] |
| 93 | +pub struct NetworkConfig { |
| 94 | + /// Port to listen on |
| 95 | + #[serde(default = "default_port")] |
| 96 | + pub listen_port: u16, |
| 97 | + |
| 98 | + /// Address to bind to |
| 99 | + #[serde(default = "default_bind_address")] |
| 100 | + pub bind_address: String, |
| 101 | + |
| 102 | + /// Connection timeout in seconds |
| 103 | + #[serde(default = "default_timeout")] |
| 104 | + pub connect_timeout_secs: u64, |
| 105 | + |
| 106 | + /// Ping interval in seconds |
| 107 | + #[serde(default = "default_ping_interval")] |
| 108 | + pub ping_interval_secs: u64, |
| 109 | + |
| 110 | + /// Ping timeout in seconds |
| 111 | + #[serde(default = "default_ping_timeout")] |
| 112 | + pub ping_timeout_secs: u64, |
| 113 | + |
| 114 | + /// TLS configuration |
| 115 | + #[serde(default)] |
| 116 | + pub tls: TlsConfig, |
| 117 | +} |
| 118 | + |
| 119 | +fn default_port() -> u16 { 24850 } |
| 120 | +fn default_bind_address() -> String { "0.0.0.0".to_string() } |
| 121 | +fn default_timeout() -> u64 { 5 } |
| 122 | +fn default_ping_interval() -> u64 { 5 } |
| 123 | +fn default_ping_timeout() -> u64 { 10 } |
| 124 | + |
| 125 | +impl Default for NetworkConfig { |
| 126 | + fn default() -> Self { |
| 127 | + Self { |
| 128 | + listen_port: default_port(), |
| 129 | + bind_address: default_bind_address(), |
| 130 | + connect_timeout_secs: default_timeout(), |
| 131 | + ping_interval_secs: default_ping_interval(), |
| 132 | + ping_timeout_secs: default_ping_timeout(), |
| 133 | + tls: TlsConfig::default(), |
| 134 | + } |
| 135 | + } |
| 136 | +} |
| 137 | + |
| 138 | +#[derive(Debug, Clone, Serialize, Deserialize)] |
| 139 | +pub struct TlsConfig { |
| 140 | + /// Path to certificate file |
| 141 | + #[serde(default = "default_cert_path")] |
| 142 | + pub cert_path: String, |
| 143 | + |
| 144 | + /// Path to private key file |
| 145 | + #[serde(default = "default_key_path")] |
| 146 | + pub key_path: String, |
| 147 | +} |
| 148 | + |
| 149 | +fn default_cert_path() -> String { |
| 150 | + dirs::config_dir() |
| 151 | + .map(|d| d.join("hyprkvm").join("cert.pem")) |
| 152 | + .unwrap_or_else(|| std::path::PathBuf::from("cert.pem")) |
| 153 | + .to_string_lossy() |
| 154 | + .to_string() |
| 155 | +} |
| 156 | + |
| 157 | +fn default_key_path() -> String { |
| 158 | + dirs::config_dir() |
| 159 | + .map(|d| d.join("hyprkvm").join("key.pem")) |
| 160 | + .unwrap_or_else(|| std::path::PathBuf::from("key.pem")) |
| 161 | + .to_string_lossy() |
| 162 | + .to_string() |
| 163 | +} |
| 164 | + |
| 165 | +impl Default for TlsConfig { |
| 166 | + fn default() -> Self { |
| 167 | + Self { |
| 168 | + cert_path: default_cert_path(), |
| 169 | + key_path: default_key_path(), |
| 170 | + } |
| 171 | + } |
| 172 | +} |
| 173 | + |
| 174 | +#[derive(Debug, Clone, Serialize, Deserialize)] |
| 175 | +pub struct MachinesConfig { |
| 176 | + /// This machine's name |
| 177 | + #[serde(default = "default_machine_name")] |
| 178 | + pub self_name: String, |
| 179 | + |
| 180 | + /// Neighbor machines |
| 181 | + #[serde(default)] |
| 182 | + pub neighbors: Vec<NeighborConfig>, |
| 183 | +} |
| 184 | + |
| 185 | +fn default_machine_name() -> String { |
| 186 | + hostname::get() |
| 187 | + .map(|h| h.to_string_lossy().to_string()) |
| 188 | + .unwrap_or_else(|_| "unknown".to_string()) |
| 189 | +} |
| 190 | + |
| 191 | +impl Default for MachinesConfig { |
| 192 | + fn default() -> Self { |
| 193 | + Self { |
| 194 | + self_name: default_machine_name(), |
| 195 | + neighbors: Vec::new(), |
| 196 | + } |
| 197 | + } |
| 198 | +} |
| 199 | + |
| 200 | +#[derive(Debug, Clone, Serialize, Deserialize)] |
| 201 | +pub struct NeighborConfig { |
| 202 | + /// Machine name |
| 203 | + pub name: String, |
| 204 | + |
| 205 | + /// Direction relative to this machine |
| 206 | + pub direction: Direction, |
| 207 | + |
| 208 | + /// Address (hostname:port or ip:port) |
| 209 | + pub address: String, |
| 210 | + |
| 211 | + /// Pre-trusted certificate fingerprint (optional) |
| 212 | + pub fingerprint: Option<String>, |
| 213 | +} |
| 214 | + |
| 215 | +#[derive(Debug, Clone, Serialize, Deserialize)] |
| 216 | +pub struct InputConfig { |
| 217 | + /// Escape hotkey configuration |
| 218 | + #[serde(default)] |
| 219 | + pub escape_hotkey: EscapeHotkeyConfig, |
| 220 | +} |
| 221 | + |
| 222 | +impl Default for InputConfig { |
| 223 | + fn default() -> Self { |
| 224 | + Self { |
| 225 | + escape_hotkey: EscapeHotkeyConfig::default(), |
| 226 | + } |
| 227 | + } |
| 228 | +} |
| 229 | + |
| 230 | +#[derive(Debug, Clone, Serialize, Deserialize)] |
| 231 | +pub struct EscapeHotkeyConfig { |
| 232 | + /// Primary escape key (e.g., "scroll_lock", "pause") |
| 233 | + #[serde(default = "default_escape_key")] |
| 234 | + pub key: String, |
| 235 | + |
| 236 | + /// Required modifiers |
| 237 | + #[serde(default)] |
| 238 | + pub modifiers: Vec<String>, |
| 239 | + |
| 240 | + /// Enable triple-tap escape |
| 241 | + #[serde(default = "default_true")] |
| 242 | + pub triple_tap_enabled: bool, |
| 243 | + |
| 244 | + /// Triple-tap key |
| 245 | + #[serde(default = "default_triple_tap_key")] |
| 246 | + pub triple_tap_key: String, |
| 247 | + |
| 248 | + /// Triple-tap window in milliseconds |
| 249 | + #[serde(default = "default_triple_tap_window")] |
| 250 | + pub triple_tap_window_ms: u64, |
| 251 | +} |
| 252 | + |
| 253 | +fn default_escape_key() -> String { "scroll_lock".to_string() } |
| 254 | +fn default_true() -> bool { true } |
| 255 | +fn default_triple_tap_key() -> String { "shift".to_string() } |
| 256 | +fn default_triple_tap_window() -> u64 { 500 } |
| 257 | + |
| 258 | +impl Default for EscapeHotkeyConfig { |
| 259 | + fn default() -> Self { |
| 260 | + Self { |
| 261 | + key: default_escape_key(), |
| 262 | + modifiers: Vec::new(), |
| 263 | + triple_tap_enabled: true, |
| 264 | + triple_tap_key: default_triple_tap_key(), |
| 265 | + triple_tap_window_ms: default_triple_tap_window(), |
| 266 | + } |
| 267 | + } |
| 268 | +} |
| 269 | + |
| 270 | +#[derive(Debug, Clone, Serialize, Deserialize)] |
| 271 | +pub struct ClipboardConfig { |
| 272 | + /// Enable clipboard sync |
| 273 | + #[serde(default = "default_true")] |
| 274 | + pub enabled: bool, |
| 275 | + |
| 276 | + /// Sync on control transfer enter |
| 277 | + #[serde(default = "default_true")] |
| 278 | + pub sync_on_enter: bool, |
| 279 | + |
| 280 | + /// Sync on control transfer leave |
| 281 | + #[serde(default = "default_true")] |
| 282 | + pub sync_on_leave: bool, |
| 283 | + |
| 284 | + /// Sync text content |
| 285 | + #[serde(default = "default_true")] |
| 286 | + pub sync_text: bool, |
| 287 | + |
| 288 | + /// Sync image content |
| 289 | + #[serde(default = "default_true")] |
| 290 | + pub sync_images: bool, |
| 291 | + |
| 292 | + /// Maximum clipboard size in bytes |
| 293 | + #[serde(default = "default_max_clipboard_size")] |
| 294 | + pub max_size: u64, |
| 295 | +} |
| 296 | + |
| 297 | +fn default_max_clipboard_size() -> u64 { 10 * 1024 * 1024 } // 10MB |
| 298 | + |
| 299 | +impl Default for ClipboardConfig { |
| 300 | + fn default() -> Self { |
| 301 | + Self { |
| 302 | + enabled: true, |
| 303 | + sync_on_enter: true, |
| 304 | + sync_on_leave: true, |
| 305 | + sync_text: true, |
| 306 | + sync_images: true, |
| 307 | + max_size: default_max_clipboard_size(), |
| 308 | + } |
| 309 | + } |
| 310 | +} |
| 311 | + |
| 312 | +#[derive(Debug, Clone, Serialize, Deserialize)] |
| 313 | +pub struct LoggingConfig { |
| 314 | + /// Log level (error, warn, info, debug, trace) |
| 315 | + #[serde(default = "default_log_level")] |
| 316 | + pub level: String, |
| 317 | +} |
| 318 | + |
| 319 | +fn default_log_level() -> String { "info".to_string() } |
| 320 | + |
| 321 | +impl Default for LoggingConfig { |
| 322 | + fn default() -> Self { |
| 323 | + Self { |
| 324 | + level: default_log_level(), |
| 325 | + } |
| 326 | + } |
| 327 | +} |
| 328 | + |
| 329 | +/// Configuration errors |
| 330 | +#[derive(Debug, thiserror::Error)] |
| 331 | +pub enum ConfigError { |
| 332 | + #[error("IO error: {0}")] |
| 333 | + Io(String), |
| 334 | + |
| 335 | + #[error("Parse error: {0}")] |
| 336 | + Parse(String), |
| 337 | + |
| 338 | + #[error("Serialize error: {0}")] |
| 339 | + Serialize(String), |
| 340 | + |
| 341 | + #[error("Validation error: {0}")] |
| 342 | + Validation(String), |
| 343 | +} |