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mod host;
mod kmods;
mod log;
mod mounts;
mod pid_one;
mod processes;
mod signals;
use crate::host::locale;
use crate::host::set::set_hostname;
use crate::kmods::load::load_modules;
use crate::log::{log_critical_error, log_success, log_warning};
use crate::mounts::fstab::FstabEntry;
use crate::mounts::rescue;
use crate::pid_one::check_pid;
use crate::processes::udev::spawn_udev;
use crate::signals::sigchld;
// RULE: I will not use .expect() and .unwrap() in this project. This causes panic,
// which will affect stability.
fn main() -> Result<(), Box<dyn std::error::Error>> {
println!("Initializing your system.");
if let Err(e) = check_pid() {
log_critical_error(&format!(
"Runned not as first process. init/src/pid_one.rs:8:8 - {}",
e
));
return Err(e);
}
match FstabEntry::parse_fstab("/etc/fstab") {
Ok(entries) => {
log_success("Sucessfully parsed /etc/fstab.");
for entry in &entries {
let _ = entry.mount();
}
}
Err(error) => {
log_warning("Looks like fstab broken. Mounting all without reading /etc/fstab.");
log_warning(&format!("Error:\n {}", error));
let _ = rescue::mount_system();
// Minimal mounts without fstab, because /etc/fstab needs fixes :)
// Btw it should be used if fstab broken or has syntax-errors
// TODO: If fstab contains syntax errors, mount everything else that does not contain them through it anyway.
}
}
match set_hostname() {
Ok(_) => log_success("Hostname setted successfully."),
Err(e) => log_warning(&format!("Failed to set hostname: {}", e)),
}
match load_modules() {
Ok(_) => log_success("Kernel modules loaded successfully."),
Err(e) => log_warning(&format!("Error while loading kernel modules: {}", e)),
}
match spawn_udev() {
Ok(_) => log_success("Successfully started udev daemon."),
Err(e) => log_critical_error(&format!("Something went wrong while spawning udev: {}", e)),
}
// TODO: Locale & tz parsing
match locale::set_system_localization(None, None) {
Ok(_) => log_success("Localization (timezone and locale) set successfully."),
Err(e) => log_warning(&format!("Failed to set localization: {}", e)),
}
let _ = sigchld::setup_sigchild_handler();
Ok(())
}
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