From f5c92834f79dfdf8007daa019f401c5e51a7596f Mon Sep 17 00:00:00 2001
From: Chuyan Zhang <me@zcy.moe>
Date: Sat, 2 Dec 2023 17:37:57 -0800
Subject: Fix read/write permissions

---
 ayafs-core/src/utils/permissions.rs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'ayafs-core/src/utils/permissions.rs')

diff --git a/ayafs-core/src/utils/permissions.rs b/ayafs-core/src/utils/permissions.rs
index 6773511..53205b5 100644
--- a/ayafs-core/src/utils/permissions.rs
+++ b/ayafs-core/src/utils/permissions.rs
@@ -2,6 +2,7 @@ use crate::disk::inode::InodeMode;
 use libc::{F_OK, S_ISGID, S_ISUID, S_IXGRP, X_OK};
 use std::fs::File;
 use std::io::BufRead;
+use log::debug;
 
 pub(crate) fn get_groups(pid: u32) -> Vec<u32> {
     let file = File::open(format!("/proc/{pid}/task/{pid}/status"))
@@ -36,6 +37,8 @@ pub(crate) fn check_access(
     mode: InodeMode,
     mut mask: i32,
 ) -> bool {
+    let mask_mem = mask;
+    // true
     if mask == F_OK {
         return true;
     }
@@ -58,5 +61,17 @@ pub(crate) fn check_access(
     } else {
         mask -= mask & perm;
     }
+
+    debug!(
+        "check_access(incoming_uid: {}, incoming_gid: {}, uid: {}, gid: {}, mode: {:#o}, mask: {:#x}) -> {}",
+        incoming_uid,
+        incoming_gid,
+        uid,
+        gid,
+        mode.0,
+        mask_mem,
+        mask == 0,
+    );
+
     mask == 0
 }
-- 
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