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Don't follow symlinks infinitely

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This commit is contained in:
Simon Quigley 2025-02-10 17:07:22 -06:00
parent ba5e74caef
commit 328cef71af
1 changed files with 3 additions and 2 deletions
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5
cpp/tar_common.cpp
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@ -118,8 +118,7 @@ void create_tarball(const std::string &tarball_path,
std::unordered_set<std::string> added_directories; std::unordered_set<std::string> added_directories;
// Now iterate recursively through the source directory. // Now iterate recursively through the source directory.
for (auto it = fs::recursive_directory_iterator(directory, for (auto it = fs::recursive_directory_iterator(directory, fs::directory_options::skip_permission_denied);
fs::directory_options::skip_permission_denied | fs::directory_options::follow_directory_symlink);
it != fs::recursive_directory_iterator(); ++it) { it != fs::recursive_directory_iterator(); ++it) {
const auto& path = it->path(); const auto& path = it->path();
@ -166,6 +165,8 @@ void create_tarball(const std::string &tarball_path,
const auto target = fs::read_symlink(path, ec); const auto target = fs::read_symlink(path, ec);
if (!ec) archive_entry_set_symlink(entry, target.c_str()); if (!ec) archive_entry_set_symlink(entry, target.c_str());
archive_entry_set_filetype(entry, AE_IFLNK); archive_entry_set_filetype(entry, AE_IFLNK);
archive_entry_set_size(entry, 0);
archive_entry_set_perm(entry, 0777);
} }
// Set permissions and ownership // Set permissions and ownership