From 4c4c27a93e5cecb5fd2496b84f1622eea5574dad Mon Sep 17 00:00:00 2001
From: Antonio SJ Musumeci <trapexit@spawn.link>
Date: Mon, 17 Jun 2019 13:37:15 -0400
Subject: [PATCH] set uid & gid when calling ioctl
Turns out certain ioctl calls check the effective user id (FS_IOC_SETFLAGS).
---
src/fuse_ioctl.cpp | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/src/fuse_ioctl.cpp b/src/fuse_ioctl.cpp
index bc8f0a11..ef608a62 100644
--- a/src/fuse_ioctl.cpp
+++ b/src/fuse_ioctl.cpp
@@ -107,12 +107,13 @@ namespace l
void *data_,
uint32_t *out_bufsz_)
{
- FileInfo *fi = reinterpret_cast<FileInfo*>(ffi_->fh);
+ FileInfo *fi = reinterpret_cast<FileInfo*>(ffi_->fh);
+ const fuse_context *fc = fuse_get_context();
+ const ugid::Set ugid(fc->uid,fc->gid);
return l::ioctl(fi->fd,cmd_,data_,out_bufsz_);
}
-
#ifndef O_NOATIME
#define O_NOATIME 0
#endif