| 1 | //! Shared IPC protocol types for gartop. |
| 2 | //! |
| 3 | //! This crate defines the request/response types used for communication |
| 4 | //! between gartop daemon and clients (gartopctl, GUI, garbar). |
| 5 | |
| 6 | use serde::{Deserialize, Serialize}; |
| 7 | use std::path::PathBuf; |
| 8 | |
| 9 | /// IPC commands sent to the gartop daemon. |
| 10 | #[derive(Debug, Clone, Serialize, Deserialize)] |
| 11 | #[serde(tag = "command", rename_all = "snake_case")] |
| 12 | pub enum Command { |
| 13 | /// Get daemon status. |
| 14 | Status, |
| 15 | /// Get current CPU stats. |
| 16 | GetCpu, |
| 17 | /// Get current memory stats. |
| 18 | GetMemory, |
| 19 | /// Get CPU history. |
| 20 | GetCpuHistory { |
| 21 | #[serde(default)] |
| 22 | count: Option<usize>, |
| 23 | }, |
| 24 | /// Get memory history. |
| 25 | GetMemoryHistory { |
| 26 | #[serde(default)] |
| 27 | count: Option<usize>, |
| 28 | }, |
| 29 | /// Get current network stats. |
| 30 | GetNetwork, |
| 31 | /// Get network history. |
| 32 | GetNetworkHistory { |
| 33 | #[serde(default)] |
| 34 | count: Option<usize>, |
| 35 | }, |
| 36 | /// Get current disk I/O stats. |
| 37 | GetDisk, |
| 38 | /// Get disk I/O history. |
| 39 | GetDiskHistory { |
| 40 | #[serde(default)] |
| 41 | count: Option<usize>, |
| 42 | }, |
| 43 | /// Get current temperature stats. |
| 44 | GetTemperature, |
| 45 | /// Get current GPU stats. |
| 46 | GetGpu, |
| 47 | /// Get running processes. |
| 48 | GetProcesses { |
| 49 | #[serde(default)] |
| 50 | sort_by: Option<SortField>, |
| 51 | #[serde(default)] |
| 52 | limit: Option<usize>, |
| 53 | }, |
| 54 | /// Kill a process by PID. |
| 55 | KillProcess { |
| 56 | pid: i32, |
| 57 | #[serde(default)] |
| 58 | signal: Option<i32>, |
| 59 | }, |
| 60 | /// Subscribe to real-time updates. |
| 61 | Subscribe { events: Vec<String> }, |
| 62 | /// Unsubscribe from events. |
| 63 | Unsubscribe { events: Vec<String> }, |
| 64 | /// Reload configuration. |
| 65 | Reload, |
| 66 | /// Quit the daemon. |
| 67 | Quit, |
| 68 | } |
| 69 | |
| 70 | /// Sort field for process list. |
| 71 | #[derive(Debug, Clone, Copy, Default, Serialize, Deserialize, PartialEq, Eq)] |
| 72 | #[serde(rename_all = "snake_case")] |
| 73 | pub enum SortField { |
| 74 | #[default] |
| 75 | Cpu, |
| 76 | Memory, |
| 77 | DiskRead, |
| 78 | DiskWrite, |
| 79 | DiskTotal, |
| 80 | NetConnections, |
| 81 | NetTcp, |
| 82 | NetBandwidth, |
| 83 | Pid, |
| 84 | Name, |
| 85 | } |
| 86 | |
| 87 | /// IPC response from gartop daemon. |
| 88 | #[derive(Debug, Clone, Serialize, Deserialize)] |
| 89 | pub struct Response { |
| 90 | pub success: bool, |
| 91 | #[serde(skip_serializing_if = "Option::is_none")] |
| 92 | pub data: Option<serde_json::Value>, |
| 93 | #[serde(skip_serializing_if = "Option::is_none")] |
| 94 | pub error: Option<String>, |
| 95 | } |
| 96 | |
| 97 | impl Response { |
| 98 | /// Create a successful response with no data. |
| 99 | pub fn ok() -> Self { |
| 100 | Self { |
| 101 | success: true, |
| 102 | data: None, |
| 103 | error: None, |
| 104 | } |
| 105 | } |
| 106 | |
| 107 | /// Create a successful response with data. |
| 108 | pub fn ok_with_data(data: impl Serialize) -> Self { |
| 109 | Self { |
| 110 | success: true, |
| 111 | data: serde_json::to_value(data).ok(), |
| 112 | error: None, |
| 113 | } |
| 114 | } |
| 115 | |
| 116 | /// Create an error response. |
| 117 | pub fn err(message: impl Into<String>) -> Self { |
| 118 | Self { |
| 119 | success: false, |
| 120 | data: None, |
| 121 | error: Some(message.into()), |
| 122 | } |
| 123 | } |
| 124 | } |
| 125 | |
| 126 | /// CPU usage statistics. |
| 127 | #[derive(Debug, Clone, Serialize, Deserialize)] |
| 128 | pub struct CpuStats { |
| 129 | /// Overall CPU usage percentage (0-100). |
| 130 | pub usage_percent: f64, |
| 131 | /// Per-core usage percentages. |
| 132 | pub per_core: Vec<f64>, |
| 133 | /// Number of cores. |
| 134 | pub core_count: usize, |
| 135 | /// Timestamp (milliseconds since epoch). |
| 136 | pub timestamp: u64, |
| 137 | } |
| 138 | |
| 139 | /// Memory usage statistics. |
| 140 | #[derive(Debug, Clone, Serialize, Deserialize)] |
| 141 | pub struct MemoryStats { |
| 142 | /// Total memory in bytes. |
| 143 | pub total: u64, |
| 144 | /// Used memory in bytes (excluding cache/buffers). |
| 145 | pub used: u64, |
| 146 | /// Free memory in bytes. |
| 147 | pub free: u64, |
| 148 | /// Available memory in bytes. |
| 149 | pub available: u64, |
| 150 | /// Swap total in bytes. |
| 151 | pub swap_total: u64, |
| 152 | /// Swap used in bytes. |
| 153 | pub swap_used: u64, |
| 154 | /// Usage percentage (0-100). |
| 155 | pub usage_percent: f64, |
| 156 | /// Timestamp (milliseconds since epoch). |
| 157 | pub timestamp: u64, |
| 158 | } |
| 159 | |
| 160 | /// Process information. |
| 161 | #[derive(Debug, Clone, Serialize, Deserialize)] |
| 162 | pub struct ProcessInfo { |
| 163 | /// Process ID. |
| 164 | pub pid: i32, |
| 165 | /// Parent process ID. |
| 166 | pub ppid: i32, |
| 167 | /// Process name. |
| 168 | pub name: String, |
| 169 | /// Command line. |
| 170 | pub cmdline: String, |
| 171 | /// CPU usage percentage. |
| 172 | pub cpu_percent: f64, |
| 173 | /// Memory usage percentage. |
| 174 | pub memory_percent: f64, |
| 175 | /// Resident set size in bytes. |
| 176 | pub rss: u64, |
| 177 | /// Virtual memory size in bytes. |
| 178 | pub vsize: u64, |
| 179 | /// Disk read bytes (cumulative). |
| 180 | pub io_read_bytes: u64, |
| 181 | /// Disk write bytes (cumulative). |
| 182 | pub io_write_bytes: u64, |
| 183 | /// Disk read rate in bytes/sec. |
| 184 | pub io_read_rate: f64, |
| 185 | /// Disk write rate in bytes/sec. |
| 186 | pub io_write_rate: f64, |
| 187 | /// Number of open network sockets (total). |
| 188 | pub net_connections: u32, |
| 189 | /// Number of TCP connections. |
| 190 | pub net_tcp: u32, |
| 191 | /// Number of UDP sockets. |
| 192 | pub net_udp: u32, |
| 193 | /// Number of listening sockets. |
| 194 | pub net_listen: u32, |
| 195 | /// Number of established TCP connections. |
| 196 | pub net_established: u32, |
| 197 | /// Network receive rate in bytes/sec. |
| 198 | pub net_rx_rate: f64, |
| 199 | /// Network transmit rate in bytes/sec. |
| 200 | pub net_tx_rate: f64, |
| 201 | /// Process state. |
| 202 | pub state: String, |
| 203 | /// User owning the process. |
| 204 | pub user: String, |
| 205 | /// Container ID (if running in a container, e.g., Docker/Podman). |
| 206 | pub container: Option<String>, |
| 207 | } |
| 208 | |
| 209 | /// Network interface statistics. |
| 210 | #[derive(Debug, Clone, Serialize, Deserialize)] |
| 211 | pub struct NetworkStats { |
| 212 | /// Interface name (e.g., "eth0", "wlan0"). |
| 213 | pub interface: String, |
| 214 | /// Bytes received. |
| 215 | pub rx_bytes: u64, |
| 216 | /// Bytes transmitted. |
| 217 | pub tx_bytes: u64, |
| 218 | /// Packets received. |
| 219 | pub rx_packets: u64, |
| 220 | /// Packets transmitted. |
| 221 | pub tx_packets: u64, |
| 222 | /// Receive rate in bytes/sec (calculated from delta). |
| 223 | pub rx_rate: f64, |
| 224 | /// Transmit rate in bytes/sec (calculated from delta). |
| 225 | pub tx_rate: f64, |
| 226 | /// Timestamp (milliseconds since epoch). |
| 227 | pub timestamp: u64, |
| 228 | } |
| 229 | |
| 230 | /// Disk I/O statistics. |
| 231 | #[derive(Debug, Clone, Serialize, Deserialize)] |
| 232 | pub struct DiskStats { |
| 233 | /// Device name (e.g., "sda", "nvme0n1"). |
| 234 | pub device: String, |
| 235 | /// Bytes read. |
| 236 | pub read_bytes: u64, |
| 237 | /// Bytes written. |
| 238 | pub write_bytes: u64, |
| 239 | /// Read operations completed. |
| 240 | pub reads: u64, |
| 241 | /// Write operations completed. |
| 242 | pub writes: u64, |
| 243 | /// Read rate in bytes/sec (calculated from delta). |
| 244 | pub read_rate: f64, |
| 245 | /// Write rate in bytes/sec (calculated from delta). |
| 246 | pub write_rate: f64, |
| 247 | /// Timestamp (milliseconds since epoch). |
| 248 | pub timestamp: u64, |
| 249 | } |
| 250 | |
| 251 | /// Individual temperature sensor reading. |
| 252 | #[derive(Debug, Clone, Serialize, Deserialize)] |
| 253 | pub struct TempSensor { |
| 254 | /// Sensor label (e.g., "Core 0", "Package id 0", "GPU"). |
| 255 | pub label: String, |
| 256 | /// Hardware device name (e.g., "coretemp", "k10temp", "amdgpu"). |
| 257 | pub device: String, |
| 258 | /// Temperature in degrees Celsius. |
| 259 | pub temp_celsius: f64, |
| 260 | /// Critical temperature threshold (if available). |
| 261 | pub critical: Option<f64>, |
| 262 | /// High temperature threshold (if available). |
| 263 | pub high: Option<f64>, |
| 264 | } |
| 265 | |
| 266 | /// Temperature statistics from all sensors. |
| 267 | #[derive(Debug, Clone, Serialize, Deserialize)] |
| 268 | pub struct TempStats { |
| 269 | /// All temperature sensor readings. |
| 270 | pub sensors: Vec<TempSensor>, |
| 271 | /// Timestamp (milliseconds since epoch). |
| 272 | pub timestamp: u64, |
| 273 | } |
| 274 | |
| 275 | /// Individual GPU device stats. |
| 276 | #[derive(Debug, Clone, Serialize, Deserialize)] |
| 277 | pub struct GpuDevice { |
| 278 | /// Device name (e.g., "card0", "nvidia0"). |
| 279 | pub name: String, |
| 280 | /// GPU vendor/model if available. |
| 281 | pub model: String, |
| 282 | /// GPU utilization percentage (0-100). |
| 283 | pub usage_percent: f64, |
| 284 | /// VRAM used in bytes. |
| 285 | pub vram_used: u64, |
| 286 | /// VRAM total in bytes. |
| 287 | pub vram_total: u64, |
| 288 | /// GPU core clock in MHz (if available). |
| 289 | pub clock_mhz: Option<u32>, |
| 290 | /// GPU temperature in Celsius (if available). |
| 291 | pub temp_celsius: Option<f64>, |
| 292 | /// Power usage in watts (if available). |
| 293 | pub power_watts: Option<f64>, |
| 294 | } |
| 295 | |
| 296 | /// GPU statistics from all devices. |
| 297 | #[derive(Debug, Clone, Serialize, Deserialize)] |
| 298 | pub struct GpuStats { |
| 299 | /// All GPU device readings. |
| 300 | pub devices: Vec<GpuDevice>, |
| 301 | /// Timestamp (milliseconds since epoch). |
| 302 | pub timestamp: u64, |
| 303 | } |
| 304 | |
| 305 | /// Events broadcast to subscribers. |
| 306 | #[derive(Debug, Clone, Serialize, Deserialize)] |
| 307 | #[serde(tag = "event", rename_all = "snake_case")] |
| 308 | pub enum Event { |
| 309 | /// CPU stats updated. |
| 310 | CpuUpdate(CpuStats), |
| 311 | /// Memory stats updated. |
| 312 | MemoryUpdate(MemoryStats), |
| 313 | /// Process list updated. |
| 314 | ProcessUpdate { processes: Vec<ProcessInfo> }, |
| 315 | /// Network stats updated. |
| 316 | NetworkUpdate { interfaces: Vec<NetworkStats> }, |
| 317 | /// Disk stats updated. |
| 318 | DiskUpdate { disks: Vec<DiskStats> }, |
| 319 | /// Temperature stats updated. |
| 320 | TempUpdate(TempStats), |
| 321 | /// GPU stats updated. |
| 322 | GpuUpdate(GpuStats), |
| 323 | } |
| 324 | |
| 325 | /// Daemon status information. |
| 326 | #[derive(Debug, Clone, Serialize, Deserialize)] |
| 327 | pub struct StatusInfo { |
| 328 | /// Daemon version. |
| 329 | pub version: String, |
| 330 | /// Uptime in seconds. |
| 331 | pub uptime_secs: u64, |
| 332 | /// Sample interval in milliseconds. |
| 333 | pub sample_interval_ms: u64, |
| 334 | /// History buffer size. |
| 335 | pub history_size: usize, |
| 336 | } |
| 337 | |
| 338 | /// Get the default socket path for gartop IPC. |
| 339 | pub fn socket_path() -> PathBuf { |
| 340 | let runtime_dir = |
| 341 | std::env::var("XDG_RUNTIME_DIR").unwrap_or_else(|_| "/tmp".to_string()); |
| 342 | PathBuf::from(runtime_dir).join("gartop.sock") |
| 343 | } |
| 344 |