Re-attempt replacing binaries multiple times, fix wrong exe path

This commit is contained in:
James 2018-10-04 14:07:49 +10:00
parent 6daeead585
commit 65493fd7c4

View File

@ -141,14 +141,29 @@ fn main() {
to_path.display()
);
if cfg!(windows) {
// Attempt it a few times because Windows can hold a lock
for i in 1..=5 {
let swap_result = if cfg!(windows) {
use std::fs::copy;
copy(&current_exe, &to_path).log_expect("Unable to copy new installer");
copy(&current_exe, &to_path).map(|_x| ())
} else {
use std::fs::rename;
rename(&current_exe, &to_path).log_expect("Unable to move new installer");
rename(&current_exe, &to_path)
};
match swap_result {
Ok(_) => break,
Err(e) => {
if i < 5 {
info!("Copy attempt failed: {:?}, retrying in 3 seconds.", e);
thread::sleep(time::Duration::from_millis(3000));
} else {
let _: () = Err(e).log_expect("Copying new binary failed");
}
}
}
}
Command::new(to_path)
@ -158,6 +173,7 @@ fn main() {
exit(0);
}
// If we just finished a update, we need to inject our previous command line arguments
let args_file = current_path.join("args.json");
if args_file.exists() {
@ -170,18 +186,32 @@ fn main() {
matches = reinterpret_app.get_matches_from(database);
info!("Reparsed command line arguments from original instance");
info!("Parsed command line arguments from original instance");
remove_file(args_file).log_expect("Unable to clean up args file");
}
// Cleanup any remaining new maintenance tool instances if they exist
if cfg!(windows) {
let updater_executable = current_path.join("maintenancetool.exe");
let updater_executable = current_path.join("maintenancetool_new.exe");
if updater_executable.exists() {
// Sleep a little bit to allow Windows to close the previous file handle
thread::sleep(time::Duration::from_millis(3000));
if updater_executable.exists() {
remove_file(updater_executable)
.log_expect("Unable to clean up previous updater file");
// Attempt it a few times because Windows can hold a lock
for i in 1..=5 {
let swap_result = remove_file(&updater_executable);
match swap_result {
Ok(_) => break,
Err(e) => {
if i < 5 {
info!("Cleanup attempt failed: {:?}, retrying in 3 seconds.", e);
thread::sleep(time::Duration::from_millis(3000));
} else {
warn!("Deleting temp binary failed after 5 attempts: {:?}", e);
}
}
}
}
}
}