Use cwd as krun's workdir

Signed-off-by: Nikodem Rabuliński <[email protected]>

Author: nrabulinski

crates/muvm/src/bin/muvm.rs

@@ -26,7 +26,6 @@ use muvm::utils::launch::{
     GuestConfiguration, Launch, HIDPIPE_SOCKET, MUVM_GUEST_SOCKET, PULSE_SOCKET,
 };
 use nix::sys::sysinfo::sysinfo;
-use nix::unistd::User;
 use rustix::io::Errno;
 use rustix::process::{
     geteuid, getgid, getrlimit, getuid, sched_setaffinity, setrlimit, CpuSet, Resource,
@@ -346,14 +345,9 @@ fn main() -> Result<ExitCode> {
         }
     }
 
-    let uid = getuid().as_raw();
-    let user = User::from_uid(uid.into())
-        .map_err(Into::into)
-        .and_then(|user| user.ok_or_else(|| anyhow!("requested entry not found")))
-        .with_context(|| format!("Failed to get user `{uid}` from user database"))?;
-
+    let workdir_path = env::current_dir()?;
     let workdir_path = CString::new(
-        user.dir
+        workdir_path
             .to_str()
             .expect("workdir_path should not contain invalid UTF-8"),
     )
@@ -390,7 +384,7 @@ fn main() -> Result<ExitCode> {
             tty: false,
             privileged: false,
         },
-        uid,
+        uid: getuid().as_raw(),
         gid: getgid().as_raw(),
         host_display: display,
         merged_rootfs: options.merged_rootfs,