100 lines
2.6 KiB
Rust
100 lines
2.6 KiB
Rust
// Gather and display system information
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// Copyright (C) 2021 Lucien Cartier-Tilet <lucien@phundrak.com>
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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use serde::Serialize;
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use sysinfo::{DiskExt, System, SystemExt};
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#[derive(Debug, Serialize)]
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pub struct Memory {
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pub name: String,
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pub size: u64,
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pub available: u64,
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}
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impl Memory {
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pub fn new(name: String, size: u64, available: u64) -> Self {
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Self {
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name,
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size,
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available,
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}
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}
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pub fn used(&self) -> u64 {
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self.size - self.available
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}
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pub fn percentage(&self) -> f32 {
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self.used() as f32 / self.size as f32
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}
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}
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#[derive(Debug, Serialize)]
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pub struct Machine {
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pub os: String,
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pub kernel: String,
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pub hostname: String,
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pub uptime: u64,
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pub ram: Memory,
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pub swap: Memory,
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pub disks: Vec<Memory>,
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}
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impl Machine {
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pub fn new() -> Self {
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let mut sys = System::new_all();
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sys.refresh_all();
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let disks = sys
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.disks()
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.iter()
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.map(|x| {
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Memory::new(
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x.mount_point().to_str().unwrap().to_string(),
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x.total_space(),
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x.available_space(),
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)
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})
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.collect::<Vec<Memory>>();
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// Size of RAM and Swap is returned in KB, unlike the drives’
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// size which is in byte
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let ram = Memory::new(
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"RAM".into(),
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sys.total_memory() * 1000,
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sys.available_memory() * 1000,
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);
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let swap = Memory::new(
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"Swap".into(),
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sys.total_swap() * 1000,
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sys.free_swap() * 1000,
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);
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Self {
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os: sys.name().unwrap(),
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kernel: sys.kernel_version().unwrap(),
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hostname: sys.host_name().unwrap(),
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uptime: sys.uptime(),
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ram,
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swap,
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disks,
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}
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}
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}
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impl Default for Machine {
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fn default() -> Self {
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Self::new()
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}
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}
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