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ksud: fix broken /system/vendor when it is a symlink

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tiann
2023-01-29 21:26:53 +08:00
parent 22e6b1eec5
commit d2d9b0eaad
2 changed files with 28 additions and 1 deletions
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9
userspace/ksud/src/event.rs
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@@ -13,6 +13,11 @@ fn mount_partition(partition: &str, lowerdir: &mut Vec<String>) {
return;
}
// if /partition is a symlink and linked to /system/partition, then we don't need to overlay it separately
if Path::new(&format!("/{}", partition)).read_link().is_ok() {
println!("partition: {} is a symlink", partition);
return;
}
// add /partition as the lowerest dir
let lowest_dir = format!("/{}", partition);
lowerdir.push(lowest_dir.clone());
@@ -67,7 +72,9 @@ pub fn do_systemless_mount(module_dir: &str) -> Result<()> {
system_lowerdir.push(format!("{}", module_system.display()));
for part in &partition {
let part_path = Path::new(&module_system).join(part);
// if /partition is a mountpoint, we would move it to $MODPATH/$partition when install
// otherwise it must be a symlink and we don't need to overlay!
let part_path = Path::new(&module).join(part);
if !part_path.exists() {
continue;
}