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// SPDX-License-Identifier: EUPL-1.2+
// SPDX-FileCopyrightText: 2022-2023 Alyssa Ross <hi@alyssa.is>
use std::env::current_dir;
use std::os::unix::prelude::*;
use std::process::exit;
use start_vm::{create_api_socket, notify_readiness, prog_name, vm_command};
/// # Safety
///
/// Calls [`notify_readiness`], so can only be called once.
unsafe fn run() -> String {
let dir = match current_dir().map_err(|e| format!("getting current directory: {}", e)) {
Ok(dir) => dir,
Err(e) => return e,
};
let api_socket = match create_api_socket() {
Ok(api_socket) => api_socket,
Err(e) => return e,
};
if let Err(e) = notify_readiness() {
return e;
}
match vm_command(&dir, api_socket.into_raw_fd()) {
Ok(mut command) => format!("failed to exec: {}", command.exec()),
Err(e) => e,
}
}
fn main() {
eprintln!("{}: {}", prog_name(), unsafe { run() });
exit(1);
}
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