1 files changed, 0 insertions, 84 deletions
diff --git a/crates/runner/src/ns.rs b/crates/runner/src/ns.rs
deleted file mode 100644
index 3a8b51f..0000000
--- a/crates/runner/src/ns.rs
+++ /dev/null
@@ -1,84 +0,0 @@
-use nix::{
-	mount::{self, MntFlags, MsFlags},
-	sched::CloneFlags,
-	unistd::{self, Gid, Pid, Uid},
-};
-
-use common::error::*;
-
-use super::util::clone;
-
-pub fn mount_proc() {
-	mount::mount::<_, _, _, str>(Some("proc"), "/proc", Some("proc"), MsFlags::empty(), None)
-		.expect("Failed to mount /proc");
-}
-
-pub fn setup_userns(inner_uid: Uid, inner_gid: Gid, outer_uid: Uid, outer_gid: Gid) {
-	std::fs::write("/proc/self/setgroups", "deny").expect("Failed to write /proc/self/setgroups");
-	std::fs::write(
-		"/proc/self/uid_map",
-		&format!("{} {} 1", inner_uid, outer_uid),
-	)
-	.expect("Failed to write /proc/self/uid_map");
-	std::fs::write(
-		"/proc/self/gid_map",
-		&format!("{} {} 1", inner_gid, outer_gid),
-	)
-	.expect("Failed to write /proc/self/gid_map");
-}
-
-pub unsafe fn spawn<F>(flags: CloneFlags, f: F) -> nix::Result<Pid>
-where
-	F: FnOnce(),
-{
-	assert!(flags.contains(CloneFlags::CLONE_NEWNS) || !flags.contains(CloneFlags::CLONE_NEWPID));
-
-	clone::spawn(Some(flags), || {
-		if flags.contains(CloneFlags::CLONE_NEWPID) {
-			mount_proc();
-		}
-		f()
-	})
-}
-
-pub fn pivot_root(path: &str) {
-	(|| -> Result<()> {
-		unistd::chdir(path).context("chdir()")?;
-		mount::mount::<_, _, str, str>(Some("/proc"), "proc", None, MsFlags::MS_BIND, None)
-			.context("Failed to bind mount /proc")?;
-		unistd::pivot_root(".", ".").context("pivot_root()")?;
-		mount::umount2(".", MntFlags::MNT_DETACH).context("umount2()")?;
-		unistd::chdir("/").context("chdir(\"/\")")?;
-		Ok(())
-	})()
-	.expect("Failed to pivot root");
-}
-
-pub fn container_mounts() -> Result<()> {
-	mount::mount(
-		Some("tmp"),
-		"/tmp",
-		Some("tmpfs"),
-		MsFlags::MS_NODEV | MsFlags::MS_NOSUID,
-		Some("mode=1777,size=1048576k"),
-	)
-	.context("Failed to mount /tmp")?;
-	mount::mount(
-		Some("devpts"),
-		"/dev/pts",
-		Some("devpts"),
-		MsFlags::MS_NOSUID | MsFlags::MS_NOEXEC,
-		Some("newinstance,ptmxmode=0666,mode=0620"),
-	)
-	.context("Failed to mount /dev/pts")?;
-	mount::mount(
-		Some("shm"),
-		"/dev/shm",
-		Some("tmpfs"),
-		MsFlags::MS_NOSUID | MsFlags::MS_NOEXEC | MsFlags::MS_NODEV,
-		Some("mode=1777,size=65536k"),
-	)
-	.context("Failed to mount /dev/shm")?;
-
-	Ok(())
-}