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premiere-libtorrent
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fail correctly when move_storage is called to move into its own directory

This commit is contained in:
arvidn 2016-03-15 20:41:12 -04:00
parent 55c35332ba
commit 6bc5de5903
3 changed files with 45 additions and 6 deletions
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2
src/file.cpp
View File

@ -468,7 +468,7 @@ namespace libtorrent
if (::rename(f1.c_str(), f2.c_str()) < 0)
#endif
{
ec.assign(errno, system_category());
ec.assign(errno, generic_category());
return;
}
}

13
src/storage.cpp
View File

@ -1209,9 +1209,13 @@ namespace libtorrent
e.clear();
rename(old_path, new_path, e);
// if the source file doesn't exist. That's not a problem
// we just ignore that file
if (e == boost::system::errc::no_such_file_or_directory)
e.clear();
// on OSX, the error when trying to rename a file across different
// volumes is EXDEV, which will make it fall back to copying.
if (e)
{
if (flags == dont_replace && e == boost::system::errc::file_exists)
@ -1220,6 +1224,15 @@ namespace libtorrent
continue;
}
if (e == boost::system::errc::invalid_argument
|| e == boost::system::errc::permission_denied)
{
ec.ec = e;
ec.file = i->second;
ec.operation = storage_error::rename;
break;
}
if (e != boost::system::errc::no_such_file_or_directory)
{
e.clear();

36
test/test_storage.cpp
View File

@ -122,11 +122,11 @@ boost::shared_ptr<default_storage> setup_torrent(file_storage& fs
, std::string const& test_path
, aux::session_settings& set)
{
fs.add_file("temp_storage/test1.tmp", 8);
fs.add_file("temp_storage/folder1/test2.tmp", 8);
fs.add_file("temp_storage/folder2/test3.tmp", 0);
fs.add_file("temp_storage/_folder3/test4.tmp", 0);
fs.add_file("temp_storage/_folder3/subfolder/test5.tmp", 8);
fs.add_file(combine_path("temp_storage", "test1.tmp"), 8);
fs.add_file(combine_path("temp_storage", combine_path("folder1", "test2.tmp")), 8);
fs.add_file(combine_path("temp_storage", combine_path("folder2", "test3.tmp")), 0);
fs.add_file(combine_path("temp_storage", combine_path("_folder3", "test4.tmp")), 0);
fs.add_file(combine_path("temp_storage", combine_path("_folder3", combine_path("subfolder", "test5.tmp"))), 8);
libtorrent::create_torrent t(fs, 4, -1, 0);
char buf_[4] = {0, 0, 0, 0};
@ -1251,3 +1251,29 @@ TORRENT_TEST(readwritev_zero_size_files)
TEST_CHECK(check_pattern(buf, 0));
}
TORRENT_TEST(move_storage_into_self)
{
aux::session_settings set;
file_storage fs;
std::vector<char> buf;
file_pool fp;
io_service ios;
disk_buffer_pool dp(16 * 1024, ios, boost::bind(&nop));
boost::shared_ptr<default_storage> s = setup_torrent(fs, fp, buf
, current_working_directory()
, set);
file::iovec_t b = {&buf[0], 4};
storage_error se;
s->writev(&b, 1, 2, 0, 0, se);
s->move_storage(combine_path("temp_storage", "folder1"), 0, se);
printf("move error: %s\n", se.ec.message().c_str());
#ifdef _WIN32
TEST_EQUAL(se.ec, boost::system::errc::permission_denied);
#else
TEST_EQUAL(se.ec, boost::system::errc::invalid_argument);
#endif
}