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//! This is the main file to house data collection functions.
use std::{collections::HashMap, time::Instant};
use sysinfo::{System, SystemExt};
use crate::app::layout_manager::UsedWidgets;
use futures::join;
pub mod cpu;
pub mod disks;
pub mod mem;
pub mod network;
pub mod processes;
pub mod temperature;
#[derive(Clone, Debug)]
pub struct Data {
pub cpu: cpu::CPUHarvest,
pub memory: mem::MemHarvest,
pub swap: mem::MemHarvest,
pub temperature_sensors: Vec<temperature::TempHarvest>,
pub network: network::NetworkHarvest,
pub list_of_processes: Vec<processes::ProcessHarvest>,
pub disks: Vec<disks::DiskHarvest>,
pub io: disks::IOHarvest,
pub last_collection_time: Instant,
}
impl Default for Data {
fn default() -> Self {
Data {
cpu: cpu::CPUHarvest::default(),
memory: mem::MemHarvest::default(),
swap: mem::MemHarvest::default(),
temperature_sensors: Vec::default(),
list_of_processes: Vec::default(),
disks: Vec::default(),
io: disks::IOHarvest::default(),
network: network::NetworkHarvest::default(),
last_collection_time: Instant::now(),
}
}
}
impl Data {
pub fn first_run_cleanup(&mut self) {
self.io = disks::IOHarvest::default();
self.temperature_sensors = Vec::new();
self.list_of_processes = Vec::new();
self.disks = Vec::new();
self.network.first_run_cleanup();
self.memory = mem::MemHarvest::default();
self.swap = mem::MemHarvest::default();
self.cpu = cpu::CPUHarvest::default();
}
}
pub struct DataCollector {
pub data: Data,
sys: System,
prev_pid_stats: HashMap<String, (f64, Instant)>,
prev_idle: f64,
prev_non_idle: f64,
mem_total_kb: u64,
temperature_type: temperature::TemperatureType,
use_current_cpu_total: bool,
last_collection_time: Instant,
total_rx: u64,
total_tx: u64,
show_average_cpu: bool,
widgets_to_harvest: UsedWidgets,
}
impl Default for DataCollector {
fn default() -> Self {
DataCollector {
data: Data::default(),
sys: System::new_all(),
prev_pid_stats: HashMap::new(),
prev_idle: 0_f64,
prev_non_idle: 0_f64,
mem_total_kb: 0,
temperature_type: temperature::TemperatureType::Celsius,
use_current_cpu_total: false,
last_collection_time: Instant::now(),
total_rx: 0,
total_tx: 0,
show_average_cpu: false,
widgets_to_harvest: UsedWidgets::default(),
}
}
}
impl DataCollector {
pub fn init(&mut self) {
self.mem_total_kb = self.sys.get_total_memory();
futures::executor::block_on(self.update_data());
std::thread::sleep(std::time::Duration::from_millis(250));
self.data.first_run_cleanup();
}
pub fn set_collected_data(&mut self, used_widgets: UsedWidgets) {
self.widgets_to_harvest = used_widgets;
}
pub fn set_temperature_type(&mut self, temperature_type: temperature::TemperatureType) {
self.temperature_type = temperature_type;
}
pub fn set_use_current_cpu_total(&mut self, use_current_cpu_total: bool) {
self.use_current_cpu_total = use_current_cpu_total;
}
pub fn set_show_average_cpu(&mut self, show_average_cpu: bool) {
self.show_average_cpu = show_average_cpu;
}
pub async fn update_data(&mut self) {
if self.widgets_to_harvest.use_cpu {
self.sys.refresh_cpu();
}
if cfg!(not(target_os = "linux")) {
if self.widgets_to_harvest.use_proc {
self.sys.refresh_processes();
}
if self.widgets_to_harvest.use_temp {
self.sys.refresh_components();
}
}
if cfg!(target_os = "windows") && self.widgets_to_harvest.use_net {
self.sys.refresh_networks();
}
let current_instant = std::time::Instant::now();
// CPU
if self.widgets_to_harvest.use_cpu {
self.data.cpu = cpu::get_cpu_data_list(&self.sys, self.show_average_cpu);
}
if self.widgets_to_harvest.use_proc {
// Processes. This is the longest part of the harvesting process... changing this might be
// good in the future. What was tried already:
// * Splitting the internal part into multiple scoped threads (dropped by ~.01 seconds, but upped usage)
if let Ok(process_list) = processes::get_sorted_processes_list(
&self.sys,
&mut self.prev_idle,
&mut self.prev_non_idle,
&mut self.prev_pid_stats,
self.use_current_cpu_total,
self.mem_total_kb,
current_instant,
) {
self.data.list_of_processes = process_list;
}
}
// ASYNC
let network_data_fut = network::get_network_data(
&self.sys,
self.last_collection_time,
&mut self.total_rx,
&mut self.total_tx,
current_instant,
self.widgets_to_harvest.use_net,
);
let mem_data_fut = mem::get_mem_data_list(self.widgets_to_harvest.use_mem);
let swap_data_fut = mem::get_swap_data_list(self.widgets_to_harvest.use_mem);
let disk_data_fut = disks::get_disk_usage_list(self.widgets_to_harvest.use_disk);
let disk_io_usage_fut = disks::get_io_usage_list(false, self.widgets_to_harvest.use_disk);
let temp_data_fut = temperature::get_temperature_data(
&self.sys,
&self.temperature_type,
self.widgets_to_harvest.use_temp,
);
let (net_data, mem_res, swap_res, disk_res, io_res, temp_res) = join!(
network_data_fut,
mem_data_fut,
swap_data_fut,
disk_data_fut,
disk_io_usage_fut,
temp_data_fut
);
// After async
if let Some(net_data) = net_data {
self.data.network = net_data;
self.total_rx = self.data.network.total_rx;
self.total_tx = self.data.network.total_tx;
}
if let Ok(memory) = mem_res {
if let Some(memory) = memory {
self.data.memory = memory;
}
}
if let Ok(swap) = swap_res {
if let Some(swap) = swap {
self.data.swap = swap;
}
}
if let Ok(disks) = disk_res {
if let Some(disks) = disks {
self.data.disks = disks;
}
}
if let Ok(io) = io_res {
if let Some(io) = io {
self.data.io = io;
}
}
if let Ok(temp) = temp_res {
if let Some(temp) = temp {
self.data.temperature_sensors = temp;
}
}
// Update time
self.data.last_collection_time = current_instant;
self.last_collection_time = current_instant;
}
}
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