From f235a7513434422b4a40bda3a9f694f51794ceea Mon Sep 17 00:00:00 2001
From: Ezri Zhu <me@ezrizhu.com>
Date: Tue, 20 Feb 2024 00:00:42 +0000
Subject: [PATCH] set correct permission for root dir, and remove symlink after
 unshare

---
 try | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/try b/try
index 6514f3fe..3dedf88e 100755
--- a/try
+++ b/try
@@ -48,6 +48,7 @@ try() {
     ## because we have already checked if it valid.
     export SANDBOX_DIR
     mkdir -p "$SANDBOX_DIR/upperdir" "$SANDBOX_DIR/workdir" "$SANDBOX_DIR/temproot"
+    chmod 755 "$SANDBOX_DIR/temproot"
 
     ## Find all the directories and mounts that need to be mounted
     DIRS_AND_MOUNTS="$(mktemp)"
@@ -282,6 +283,15 @@ EOF
     unshare --mount --map-root-user --user --pid --fork $EXTRA_NS "$mount_and_execute"
     TRY_EXIT_STATUS=$?
 
+    # remove symlink
+    while IFS="" read -r mountpoint
+    do
+        if [  -L "$mountpoint" ]
+        then
+            rm "${SANDBOX_DIR}/temproot/${mountpoint}"
+        fi
+    done <"$DIRS_AND_MOUNTS"
+
     ################################################################################
     # commit?