add use_direct_reads && use_direct_io_for_flush_and_compaction && all…

rocksdb/_rocksdb.pyx

@@ -1390,6 +1390,31 @@ cdef class Options(ColumnFamilyOptions):
         def __set__(self, value):
             self.opts.allow_mmap_writes = value
 
+    property use_direct_reads:
+        def __get__(self):
+            return self.opts.use_direct_reads
+        def __set__(self, value):
+            self.opts.use_direct_reads = value
+
+    property use_direct_io_for_flush_and_compaction:
+        def __get__(self):
+            return self.opts.use_direct_io_for_flush_and_compaction
+        def __set__(self, value):
+            self.opts.use_direct_io_for_flush_and_compaction = value
+
+    property writable_file_max_buffer_size:
+        def __get__(self):
+            return self.opts.writable_file_max_buffer_size
+        def __set__(self, value):
+            self.opts.writable_file_max_buffer_size = value
+
+
+    property allow_fallocate:
+        def __get__(self):
+            return self.opts.allow_fallocate
+        def __set__(self, value):
+            self.opts.allow_fallocate = value
+
     property is_fd_close_on_exec:
         def __get__(self):
             return self.opts.is_fd_close_on_exec

rocksdb/options.pxd

@@ -90,6 +90,7 @@ cdef extern from "rocksdb/options.h" namespace "rocksdb":
         cpp_bool allow_mmap_writes
         cpp_bool use_direct_reads
         cpp_bool use_direct_io_for_flush_and_compaction
+        size_t writable_file_max_buffer_size
         cpp_bool allow_fallocate
         cpp_bool is_fd_close_on_exec
         cpp_bool skip_log_error_on_recovery