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//! This is the main file to house data collection functions.
use std::collections::HashMap;
use sysinfo::{System, SystemExt};
pub mod cpu;
pub mod disks;
pub mod mem;
pub mod network;
pub mod processes;
pub mod temperature;
fn set_if_valid<T : std::clone::Clone>(result : &Result<T, heim::Error>, value_to_set : &mut T) {
if let Ok(result) = result {
*value_to_set = (*result).clone();
}
}
fn push_if_valid<T : std::clone::Clone>(result : &Result<T, heim::Error>, vector_to_push : &mut Vec<T>) {
if let Ok(result) = result {
vector_to_push.push(result.clone());
}
}
#[derive(Default, Clone)]
pub struct Data {
pub list_of_cpu_packages : Vec<cpu::CPUPackage>,
pub list_of_io : Vec<disks::IOPackage>,
pub list_of_physical_io : Vec<disks::IOPackage>,
pub memory : Vec<mem::MemData>,
pub swap : Vec<mem::MemData>,
pub list_of_temperature_sensor : Vec<temperature::TempData>,
pub network : Vec<network::NetworkData>,
pub list_of_processes : Vec<processes::ProcessData>, // Only need to keep a list of processes...
pub list_of_disks : Vec<disks::DiskData>, // Only need to keep a list of disks and their data
}
pub struct DataState {
pub data : Data,
first_run : bool,
sys : System,
stale_max_seconds : u64,
prev_pid_stats : HashMap<String, f64>, // TODO: Purge list?
prev_idle : f64,
prev_non_idle : f64,
temperature_type : temperature::TemperatureType,
}
impl Default for DataState {
fn default() -> Self {
DataState {
data : Data::default(),
first_run : true,
sys : System::new(),
stale_max_seconds : 60,
prev_pid_stats : HashMap::new(),
prev_idle : 0_f64,
prev_non_idle : 0_f64,
temperature_type : temperature::TemperatureType::Celsius,
}
}
}
impl DataState {
pub fn set_stale_max_seconds(&mut self, stale_max_seconds : u64) {
self.stale_max_seconds = stale_max_seconds;
}
pub fn set_temperature_type(&mut self, temperature_type : temperature::TemperatureType) {
self.temperature_type = temperature_type;
}
pub fn init(&mut self) {
self.sys.refresh_system();
self.sys.refresh_network();
}
pub async fn update_data(&mut self) {
debug!("Start updating...");
self.sys.refresh_system();
self.sys.refresh_network();
// What we want to do: For timed data, if there is an error, just do not add. For other data, just don't update!
push_if_valid(&network::get_network_data(&self.sys), &mut self.data.network);
push_if_valid(&cpu::get_cpu_data_list(&self.sys), &mut self.data.list_of_cpu_packages);
// TODO: We can convert this to a multi-threaded task...
push_if_valid(&mem::get_mem_data_list().await, &mut self.data.memory);
push_if_valid(&mem::get_swap_data_list().await, &mut self.data.swap);
set_if_valid(
&processes::get_sorted_processes_list(&mut self.prev_idle, &mut self.prev_non_idle, &mut self.prev_pid_stats).await,
&mut self.data.list_of_processes,
);
set_if_valid(&disks::get_disk_usage_list().await, &mut self.data.list_of_disks);
push_if_valid(&disks::get_io_usage_list(false).await, &mut self.data.list_of_io);
push_if_valid(&disks::get_io_usage_list(true).await, &mut self.data.list_of_physical_io);
set_if_valid(&temperature::get_temperature_data(&self.temperature_type).await, &mut self.data.list_of_temperature_sensor);
if self.first_run {
self.data = Data::default();
self.first_run = false;
}
// Filter out stale timed entries
// TODO: ideally make this a generic function!
let current_instant = std::time::Instant::now();
self.data.list_of_cpu_packages = self
.data
.list_of_cpu_packages
.iter()
.cloned()
.filter(|entry| current_instant.duration_since(entry.instant).as_secs() <= self.stale_max_seconds)
.collect::<Vec<_>>();
self.data.memory = self
.data
.memory
.iter()
.cloned()
.filter(|entry| current_instant.duration_since(entry.instant).as_secs() <= self.stale_max_seconds)
.collect::<Vec<_>>();
self.data.swap = self
.data
.swap
.iter()
.cloned()
.filter(|entry| current_instant.duration_since(entry.instant).as_secs() <= self.stale_max_seconds)
.collect::<Vec<_>>();
self.data.network = self
.data
.network
.iter()
.cloned()
.filter(|entry| current_instant.duration_since(entry.instant).as_secs() <= self.stale_max_seconds)
.collect::<Vec<_>>();
self.data.list_of_io = self
.data
.list_of_io
.iter()
.cloned()
.filter(|entry| current_instant.duration_since(entry.instant).as_secs() <= self.stale_max_seconds)
.collect::<Vec<_>>();
self.data.list_of_physical_io = self
.data
.list_of_physical_io
.iter()
.cloned()
.filter(|entry| current_instant.duration_since(entry.instant).as_secs() <= self.stale_max_seconds)
.collect::<Vec<_>>();
debug!("End updating...");
}
}
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