[EROFS] fix the loss of uid and gid

Currently, the uid and gid in the tar file are lost because the `c_uid` and `c_gid` of `erofs_cfg` are not set to -1. This patch fixes it. Signed-off-by: Hongzhen Luo <hongzhen@linux.alibaba.com>
containerd · Dec 3, 2024 · 42f0b0c · 42f0b0c
1 parent 8acf53f
commit 42f0b0c
Show file tree

Hide file tree

Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/src/overlaybd/tar/erofs/CMakeLists.txt b/src/overlaybd/tar/erofs/CMakeLists.txt
@@ -3,7 +3,7 @@ include(FetchContent)
 FetchContent_Declare(
     erofs-utils
     GIT_REPOSITORY https://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs-utils.git
-    GIT_TAG        80156068eb4980342c0ad3ee47ac7261acce5caf
+    GIT_TAG        eec6f7a2755dfccc8f655aa37cf6f26db9164e60
 )
 
 FetchContent_MakeAvailable(erofs-utils)

diff --git a/src/overlaybd/tar/erofs/liberofs.cpp b/src/overlaybd/tar/erofs/liberofs.cpp
@@ -25,6 +25,8 @@ struct erofs_mkfs_cfg {
 
 static int rebuild_src_count;
 
+extern void erofs_init_configure(void);
+
 int erofs_mkfs(struct erofs_mkfs_cfg *mkfs_cfg)
 {
     int err;
@@ -280,6 +282,7 @@ int LibErofs::extract_tar(photon::fs::IFile *source, bool meta_only, bool first_
     mkfs_cfg.sbi = &sbi;
     mkfs_cfg.erofstar = &erofstar;
     mkfs_cfg.incremental = !first_layer;
+    erofs_init_configure();
     erofs_cfg = erofs_get_configure();
     erofs_cfg->c_ovlfs_strip = true;
     if (first_layer)