forked from premiere/premiere-libtorrent
minor refactoring to move-storage patch (#680)
minor refactoring to move-storage patch
This commit is contained in:
parent
faef995cdc
commit
97ad7510af
|
@ -530,6 +530,11 @@ namespace libtorrent
|
|||
// to file at ``index``.
|
||||
int file_flags(int index) const;
|
||||
|
||||
// returns true if the file at the specified index has been renamed to
|
||||
// have an absolute path, i.e. is not anchored in the save path of the
|
||||
// torrent.
|
||||
bool file_absolute_path(int index) const;
|
||||
|
||||
// returns the index of the file at the given offset in the torrent
|
||||
int file_index_at_offset(boost::int64_t offset) const;
|
||||
|
||||
|
|
|
@ -816,6 +816,12 @@ namespace libtorrent
|
|||
| (fe.symlink_attribute ? flag_symlink : 0);
|
||||
}
|
||||
|
||||
bool file_storage::file_absolute_path(int index) const
|
||||
{
|
||||
internal_file_entry const& fe = m_files[index];
|
||||
return fe.path_index == -2;
|
||||
}
|
||||
|
||||
#ifndef TORRENT_NO_DEPRECATE
|
||||
void file_storage::set_file_base(int index, boost::int64_t off)
|
||||
{
|
||||
|
|
|
@ -795,8 +795,8 @@ namespace libtorrent
|
|||
typedef std::set<std::string>::iterator iter_t;
|
||||
for (int i = 0; i < files().num_files(); ++i)
|
||||
{
|
||||
std::string fp = files().file_path(i);
|
||||
bool complete = is_complete(fp);
|
||||
std::string const fp = files().file_path(i);
|
||||
bool const complete = files().file_absolute_path(i);
|
||||
std::string p = complete ? fp : combine_path(m_save_path, fp);
|
||||
if (!complete)
|
||||
{
|
||||
|
@ -1124,32 +1124,32 @@ namespace libtorrent
|
|||
return true;
|
||||
}
|
||||
|
||||
int default_storage::move_storage(std::string const& sp, int flags, storage_error& ec)
|
||||
int default_storage::move_storage(std::string const& sp, int const flags
|
||||
, storage_error& ec)
|
||||
{
|
||||
int ret = piece_manager::no_error;
|
||||
std::string save_path = complete(sp);
|
||||
std::string const save_path = complete(sp);
|
||||
|
||||
// check to see if any of the files exist
|
||||
error_code e;
|
||||
file_storage const& f = files();
|
||||
|
||||
file_status s;
|
||||
if (flags == fail_if_exist)
|
||||
{
|
||||
stat_file(save_path, &s, e);
|
||||
if (e != boost::system::errc::no_such_file_or_directory)
|
||||
file_status s;
|
||||
error_code err;
|
||||
stat_file(save_path, &s, err);
|
||||
if (err != boost::system::errc::no_such_file_or_directory)
|
||||
{
|
||||
// the directory exists, check all the files
|
||||
for (int i = 0; i < f.num_files(); ++i)
|
||||
{
|
||||
// files moved out to absolute paths are ignored
|
||||
if (is_complete(f.file_path(i))) continue;
|
||||
if (f.file_absolute_path(i)) continue;
|
||||
|
||||
std::string new_path = f.file_path(i, save_path);
|
||||
stat_file(new_path, &s, e);
|
||||
if (e != boost::system::errc::no_such_file_or_directory)
|
||||
stat_file(f.file_path(i, save_path), &s, err);
|
||||
if (err != boost::system::errc::no_such_file_or_directory)
|
||||
{
|
||||
ec.ec = e;
|
||||
ec.ec = err;
|
||||
ec.file = i;
|
||||
ec.operation = storage_error::stat;
|
||||
return piece_manager::file_exist;
|
||||
|
@ -1158,26 +1158,30 @@ namespace libtorrent
|
|||
}
|
||||
}
|
||||
|
||||
e.clear();
|
||||
stat_file(save_path, &s, e);
|
||||
if (e == boost::system::errc::no_such_file_or_directory)
|
||||
{
|
||||
create_directories(save_path, e);
|
||||
if (e)
|
||||
file_status s;
|
||||
error_code err;
|
||||
stat_file(save_path, &s, err);
|
||||
if (err == boost::system::errc::no_such_file_or_directory)
|
||||
{
|
||||
ec.ec = e;
|
||||
err.clear();
|
||||
create_directories(save_path, err);
|
||||
if (err)
|
||||
{
|
||||
ec.ec = err;
|
||||
ec.file = -1;
|
||||
ec.operation = storage_error::mkdir;
|
||||
return piece_manager::fatal_disk_error;
|
||||
}
|
||||
}
|
||||
else if (e)
|
||||
else if (err)
|
||||
{
|
||||
ec.ec = e;
|
||||
ec.ec = err;
|
||||
ec.file = -1;
|
||||
ec.operation = storage_error::mkdir;
|
||||
ec.operation = storage_error::stat;
|
||||
return piece_manager::fatal_disk_error;
|
||||
}
|
||||
}
|
||||
|
||||
m_pool.release(this);
|
||||
|
||||
|
@ -1186,13 +1190,14 @@ namespace libtorrent
|
|||
#endif
|
||||
|
||||
int i;
|
||||
error_code e;
|
||||
for (i = 0; i < f.num_files(); ++i)
|
||||
{
|
||||
// files moved out to absolute paths are not moved
|
||||
if (is_complete(f.file_path(i))) continue;
|
||||
if (f.file_absolute_path(i)) continue;
|
||||
|
||||
std::string old_path = combine_path(m_save_path, f.file_path(i));
|
||||
std::string new_path = combine_path(save_path, f.file_path(i));
|
||||
std::string const old_path = combine_path(m_save_path, f.file_path(i));
|
||||
std::string const new_path = combine_path(save_path, f.file_path(i));
|
||||
|
||||
if (flags == dont_replace && exists(new_path))
|
||||
{
|
||||
|
@ -1200,7 +1205,9 @@ namespace libtorrent
|
|||
continue;
|
||||
}
|
||||
|
||||
e.clear();
|
||||
// TODO: ideally, if we end up copying files because of a move across
|
||||
// volumes, the source should not be deleted until they've all been
|
||||
// copied. That would let us rollback with higher confidence.
|
||||
move_file(old_path, new_path, e);
|
||||
// if the source file doesn't exist. That's not a problem
|
||||
// we just ignore that file
|
||||
|
@ -1233,10 +1240,10 @@ namespace libtorrent
|
|||
while (--i >= 0)
|
||||
{
|
||||
// files moved out to absolute paths are not moved
|
||||
if (is_complete(f.file_path(i))) continue;
|
||||
if (f.file_absolute_path(i)) continue;
|
||||
|
||||
std::string old_path = combine_path(m_save_path, f.file_path(i));
|
||||
std::string new_path = combine_path(save_path, f.file_path(i));
|
||||
std::string const old_path = combine_path(m_save_path, f.file_path(i));
|
||||
std::string const new_path = combine_path(save_path, f.file_path(i));
|
||||
|
||||
if (!exists(old_path))
|
||||
{
|
||||
|
@ -1249,20 +1256,21 @@ namespace libtorrent
|
|||
return piece_manager::fatal_disk_error;
|
||||
}
|
||||
|
||||
m_save_path.swap(save_path);
|
||||
// now we have old save path in save_path
|
||||
std::string const old_save_path = m_save_path;
|
||||
m_save_path = save_path;
|
||||
|
||||
std::set<std::string> subdirs;
|
||||
for (i = 0; i < f.num_files(); ++i)
|
||||
{
|
||||
// files moved out to absolute paths are not moved
|
||||
if (is_complete(f.file_path(i))) continue;
|
||||
if (f.file_absolute_path(i)) continue;
|
||||
|
||||
if (has_parent_path(f.file_path(i)))
|
||||
subdirs.insert(parent_path(f.file_path(i)));
|
||||
std::string old_path = combine_path(save_path, f.file_path(i));
|
||||
|
||||
// we may still have some files in old save_path
|
||||
std::string const old_path = combine_path(old_save_path, f.file_path(i));
|
||||
|
||||
// we may still have some files in old old_save_path
|
||||
// eg. if (flags == dont_replace && exists(new_path))
|
||||
// ignore errors when removing
|
||||
error_code ignore;
|
||||
|
@ -1272,11 +1280,11 @@ namespace libtorrent
|
|||
for (std::set<std::string>::iterator it(subdirs.begin())
|
||||
, end(subdirs.end()); it != end; ++it)
|
||||
{
|
||||
e.clear();
|
||||
std::string subdir(*it);
|
||||
while (!subdir.empty() && !e)
|
||||
error_code err;
|
||||
std::string subdir = combine_path(old_save_path, *it);
|
||||
while (subdir != old_save_path && !err)
|
||||
{
|
||||
remove(combine_path(save_path, subdir), e);
|
||||
remove(subdir, err);
|
||||
subdir = parent_path(subdir);
|
||||
}
|
||||
}
|
||||
|
|
|
@ -1251,15 +1251,22 @@ TORRENT_TEST(readwritev_zero_size_files)
|
|||
TEST_CHECK(check_pattern(buf, 0));
|
||||
}
|
||||
|
||||
TORRENT_TEST(move_storage_into_self)
|
||||
void delete_dirs(std::string path)
|
||||
{
|
||||
error_code ec;
|
||||
std::string save_path = current_working_directory();
|
||||
remove_all(combine_path(save_path, "temp_storage"), ec);
|
||||
remove_all(path, ec);
|
||||
if (ec && ec != boost::system::errc::no_such_file_or_directory)
|
||||
std::cerr << "remove_all '" << combine_path(save_path, "temp_storage")
|
||||
<< "': " << ec.message() << std::endl;
|
||||
TEST_CHECK(!exists(combine_path(save_path, "temp_storage")));
|
||||
{
|
||||
fprintf(stderr, "remove_all \"%s\": %s\n"
|
||||
, path.c_str(), ec.message().c_str());
|
||||
}
|
||||
TEST_CHECK(!exists(path));
|
||||
}
|
||||
|
||||
TORRENT_TEST(move_storage_into_self)
|
||||
{
|
||||
std::string const save_path = current_working_directory();
|
||||
delete_dirs(combine_path(save_path, "temp_storage"));
|
||||
|
||||
aux::session_settings set;
|
||||
file_storage fs;
|
||||
|
@ -1269,11 +1276,11 @@ TORRENT_TEST(move_storage_into_self)
|
|||
disk_buffer_pool dp(16 * 1024, ios, boost::bind(&nop));
|
||||
boost::shared_ptr<default_storage> s = setup_torrent(fs, fp, buf, save_path, set);
|
||||
|
||||
file::iovec_t b = {&buf[0], 4};
|
||||
file::iovec_t const b = {&buf[0], 4};
|
||||
storage_error se;
|
||||
s->writev(&b, 1, 2, 0, 0, se);
|
||||
|
||||
std::string test_path = combine_path(save_path, combine_path("temp_storage", "folder1"));
|
||||
std::string const test_path = combine_path(save_path, combine_path("temp_storage", "folder1"));
|
||||
s->move_storage(test_path, 0, se);
|
||||
TEST_EQUAL(se.ec, boost::system::errc::success);
|
||||
|
||||
|
@ -1289,21 +1296,11 @@ TORRENT_TEST(move_storage_into_self)
|
|||
|
||||
TORRENT_TEST(dont_move_intermingled_files)
|
||||
{
|
||||
error_code ec;
|
||||
|
||||
std::string save_path = combine_path(current_working_directory(), "save_path_1");
|
||||
remove_all(combine_path(save_path, "temp_storage"), ec);
|
||||
if (ec && ec != boost::system::errc::no_such_file_or_directory)
|
||||
std::cerr << "remove_all '" << combine_path(save_path, "temp_storage")
|
||||
<< "': " << ec.message() << std::endl;
|
||||
TEST_CHECK(!exists(combine_path(save_path, "temp_storage")));
|
||||
std::string const save_path = combine_path(current_working_directory(), "save_path_1");
|
||||
delete_dirs(combine_path(save_path, "temp_storage"));
|
||||
|
||||
std::string test_path = combine_path(current_working_directory(), "save_path_2");
|
||||
remove_all(combine_path(test_path, "temp_storage"), ec);
|
||||
if (ec && ec != boost::system::errc::no_such_file_or_directory)
|
||||
std::cerr << "remove_all '" << combine_path(test_path, "temp_storage")
|
||||
<< "': " << ec.message() << std::endl;
|
||||
TEST_CHECK(!exists(combine_path(test_path, "temp_storage")));
|
||||
delete_dirs(combine_path(test_path, "temp_storage"));
|
||||
|
||||
aux::session_settings set;
|
||||
file_storage fs;
|
||||
|
@ -1317,6 +1314,7 @@ TORRENT_TEST(dont_move_intermingled_files)
|
|||
storage_error se;
|
||||
s->writev(&b, 1, 2, 0, 0, se);
|
||||
|
||||
error_code ec;
|
||||
create_directory(combine_path(save_path, combine_path("temp_storage"
|
||||
, combine_path("_folder3", "alien_folder1"))), ec);
|
||||
TEST_EQUAL(ec, boost::system::errc::success);
|
||||
|
|
Loading…
Reference in New Issue