bahman/scylla
1
0
Fork 0
Code Issues Pull Requests Actions 2 Packages Projects Releases Wiki Activity

sstables: make write_simple() safer by using exclusive flag

Browse Source 
We should guarantee that write_simple() will not try to overwrite
an existing file.

Signed-off-by: Raphael S. Carvalho <raphaelsc@scylladb.com>
Message-Id: <194bd055f1f2dc1bb9766a67225ec38c88e7b005.1457818073.git.raphaelsc@scylladb.com>
(cherry picked from commit 1ff7d32272)
This commit is contained in:
Raphael S. Carvalho
2016-03-12 18:28:24 -03:00
committed by Pekka Enberg
parent dcd2b85e02
commit dcd62cc0be
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
sstables/sstables.cc
View File

@@ -896,7 +896,7 @@ template <sstable::component_type Type, typename T>
void sstable::write_simple(T& component, const io_priority_class& pc) {
auto file_path = filename(Type);
sstlog.debug(("Writing " + _component_map[Type] + " file {} ").c_str(), file_path);
file f = new_sstable_component_file(file_path, open_flags::wo | open_flags::create | open_flags::truncate).get0();
file f = new_sstable_component_file(file_path, open_flags::wo | open_flags::create | open_flags::exclusive).get0();
file_output_stream_options options;
options.buffer_size = sstable_buffer_size;