38 lines
972 B
Rust
38 lines
972 B
Rust
use std::{
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io::{Read, Write},
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net::TcpStream,
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process::Command,
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thread,
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time::Duration,
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};
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const COFFEE_MACHINE_IP: &str = "10.10.42.42:23";
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const COFFEE_MACHINE_PASSWORD: &str = "1234";
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fn main() -> std::io::Result<()> {
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//Exit early if no sessions with my username are found
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let users = Command::new("who").output().unwrap();
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let is_active = String::from_utf8_lossy(&users.stdout)
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.split('\n')
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.any(|line| line.starts_with("username"));
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if !is_active {
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std::process::exit(0);
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}
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//Brew fucking coffee
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let delay_before_brew = Duration::from_secs(17);
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let delay = Duration::from_secs(24);
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thread::sleep(delay_before_brew);
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let mut conn = TcpStream::connect(COFFEE_MACHINE_IP)?;
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conn.write_all(COFFEE_MACHINE_PASSWORD.as_bytes())?;
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conn.read_exact(&mut [0u8; 1024])?;
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conn.write_all(b"sys brew")?;
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thread::sleep(delay);
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conn.write_all(b"sys pour")?;
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Ok(())
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}
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