Post with Reqwest

cargo.toml

[package]
name = "sysinfo"
version = "0.1.0"
authors = ["Ahmad Rifa'i <arifai209@gmail.com>"]
edition = "2018"

# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

[dependencies]
# sys-info = "*"
whoami = "0.6.0"
serde_json = "1.0"
serde = { version = "1.0", features = ["derive"] }
reqwest = "0.9.24"

main.rs

extern crate whoami;
extern crate reqwest;
use serde::{Deserialize, Serialize};
// use serde_json;

#[derive(Serialize, Deserialize, Debug)]
struct Sysinfo {
    username: String,
    computer_name: String,
    platform: String,
    os_version: String,
}

fn get_sysinfo() -> Result<(), reqwest::Error> {
    let sysinfo = Sysinfo {
        username: whoami::username(),
        computer_name: whoami::hostname(),
        platform: whoami::platform().to_string(),
        os_version: whoami::os(),
    };

    let client = reqwest::Client::new();
    let res = client.post("https://jsonplaceholder.typicode.com/posts") // ganti url server
    .json(&sysinfo)
    .send();

    println!("{:#?}", res);

    Ok(())
    
    // let to_json = serde_json::to_string(&sysinfo);

    // println!("{}", to_json.unwrap());
}

fn main() {
    match get_sysinfo() {
        Err(e) => println!("{:?}", e),
        _ => ()
    }
}