};
use serde::Deserialize;
use std::{
+ fs::File,
io::{BufRead, BufReader, Write},
sync::{Arc, Mutex},
thread,
.map_err(|err| format!("failed to serialize install config: {err}"))?;
writeln!(writer).map_err(|err| format!("failed to write install config: {err}"))?;
+ let mut lowlevel_log = File::create("/tmp/install-low-level.log")
+ .map_err(|err| format!("failed to open low-level installer logfile: {err}"))?;
+
let writer = Arc::new(Mutex::new(writer));
for line in reader.lines() {
Err(err) => return Err(format!("low-level installer exited early: {err}")),
};
+ // The low-level installer also spews the output of any command it runs on its
+ // stdout. Use a very simple heuricstic to determine whether it is actually JSON
+ // or not.
+ if !line.starts_with('{') || !line.ends_with('}') {
+ let _ = writeln!(lowlevel_log, "{}", line);
+ continue;
+ }
+
let msg = match serde_json::from_str::<UiMessage>(&line) {
Ok(msg) => msg,
- Err(stray) => {
+ Err(err) => {
// Not a fatal error, so don't abort the installation by returning
- eprintln!("low-level installer: {stray}");
+ eprintln!("low-level installer: error while parsing message: '{err}'");
+ eprintln!(" original message was: '{line}'");
continue;
}
};