cut version 0.6.0

CHANGELOG.txt

@@ -1,16 +1,23 @@
 Changelog
 =========
 
-0.6 (in development)
+0.7 (in development)
 ~~~~~~~~~~~~~~~~~~~~
 
-**Breaking changes**
+0.6 (2016-12-18)
+~~~~~~~~~~~~~~~~~~~~
+
+ **Breaking changes**
  * Comparator function now returns an Ordering (alexreg)
 
+ **New features**
+ * Compaction filter (tmccombs)
+ * Support for backups (alexreg)
+
 0.5 (2016-11-20)
 ~~~~~~~~~~~~~~~~
 
-**Breaking changes**
+ **Breaking changes**
 
  * No more Writable trait, as WriteBatch is not thread-safe as a DB (spacejam)
  * All imports of `rocksdb::rocksdb::*` should now be simply `rocksdb::*` (alexreg)

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "rocksdb"
 description = "Rust wrapper for Facebook's RocksDB embeddable database"
-version = "0.5.0"
+version = "0.6.0"
 authors = ["Tyler Neely <t@jujit.su>", "David Greenberg <dsg123456789@gmail.com>"]
 license = "Apache-2.0"
 keywords = ["database", "embedded", "LSM-tree", "persistence"]
@@ -23,4 +23,4 @@ path = "test/test.rs"
 
 [dependencies]
 libc = "0.2"
-librocksdb-sys = { path = "librocksdb-sys", version = "0.4.0" }
+librocksdb-sys = { path = "librocksdb-sys", version = "0.4.1" }

README.md

@@ -9,5 +9,5 @@ Feedback and pull requests welcome!  If a particular feature of RocksDB is impor
 
 ```rust
 [dependencies]
-rocksdb = "0.5.0"
+rocksdb = "0.6.0"
 ```

librocksdb-sys/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "librocksdb-sys"
-version = "0.4.0"
+version = "0.4.1"
 authors = ["Karl Hobley <karlhobley10@gmail.com>", "Arkadiy Paronyan <arkadiy@ethcore.io>"]
 license = "MIT/Apache-2.0/BSD-3-Clause"
 description = "Native bindings to librocksdb"

src/compaction_filter.rs

@@ -29,7 +29,7 @@ pub enum Decision {
     /// Remove the object from the database
     Remove,
     /// Change the value for the key
-    Change(&'static [u8])
+    Change(&'static [u8]),
 }
 
 
@@ -42,31 +42,44 @@ pub enum Decision {
 ///
 ///  [set_compaction_filter]: ../struct.Options.html#method.set_compaction_filter
 pub trait CompactionFilterFn: FnMut(u32, &[u8], &[u8]) -> Decision {}
-impl<F> CompactionFilterFn for F where F: FnMut(u32, &[u8], &[u8]) -> Decision, F: Send + 'static {}
+impl<F> CompactionFilterFn for F
+    where F: FnMut(u32, &[u8], &[u8]) -> Decision,
+          F: Send + 'static
+{
+}
 
-pub struct CompactionFilterCallback<F> where F: CompactionFilterFn {
+pub struct CompactionFilterCallback<F>
+    where F: CompactionFilterFn
+{
     pub name: CString,
-    pub filter_fn: F
+    pub filter_fn: F,
 }
 
-pub unsafe extern "C" fn destructor_callback<F>(raw_cb: *mut c_void) where F: CompactionFilterFn {
+pub unsafe extern "C" fn destructor_callback<F>(raw_cb: *mut c_void)
+    where F: CompactionFilterFn
+{
     let _: Box<CompactionFilterCallback<F>> = mem::transmute(raw_cb);
 }
 
-pub unsafe extern "C" fn name_callback<F>(raw_cb: *mut c_void) -> *const c_char where F: CompactionFilterFn {
+pub unsafe extern "C" fn name_callback<F>(raw_cb: *mut c_void) -> *const c_char
+    where F: CompactionFilterFn
+{
     let cb = &*(raw_cb as *mut CompactionFilterCallback<F>);
     cb.name.as_ptr()
 }
 
 pub unsafe extern "C" fn filter_callback<F>(raw_cb: *mut c_void,
-                                         level: c_int,
-                                         raw_key: *const c_char,
-                                         key_length: size_t,
-                                         existing_value: *const c_char,
-                                         value_length: size_t,
-                                         new_value: *mut *mut c_char,
-                                         new_value_length: *mut size_t,
-                                         value_changed: *mut c_uchar) -> c_uchar where F: CompactionFilterFn {
+                                            level: c_int,
+                                            raw_key: *const c_char,
+                                            key_length: size_t,
+                                            existing_value: *const c_char,
+                                            value_length: size_t,
+                                            new_value: *mut *mut c_char,
+                                            new_value_length: *mut size_t,
+                                            value_changed: *mut c_uchar)
+                                            -> c_uchar
+    where F: CompactionFilterFn
+{
     use self::Decision::*;
 
     let cb = &mut *(raw_cb as *mut CompactionFilterCallback<F>);
@@ -92,7 +105,7 @@ fn test_filter(level: u32, key: &[u8], value: &[u8]) -> Decision {
     match key.first() {
         Some(&b'_') => Remove,
         Some(&b'%') => Change(b"secret"),
-        _ => Keep
+        _ => Keep,
     }
 }
 
@@ -116,5 +129,3 @@ fn compaction_filter_test() {
     }
 
 }
-
-

src/db.rs

@@ -676,16 +676,14 @@ impl DB {
         self.delete_cf_opt(cf, key, &WriteOptions::default())
     }
 
-    pub fn compact_range(&self,
-                         start: Option<&[u8]>,
-                         end: Option<&[u8]>) {
+    pub fn compact_range(&self, start: Option<&[u8]>, end: Option<&[u8]>) {
         unsafe {
             ffi::rocksdb_compact_range(self.inner,
                                        opt_bytes_to_ptr(start),
                                        start.map_or(0, |s| s.len()) as size_t,
                                        opt_bytes_to_ptr(end),
                                        end.map_or(0, |e| e.len()) as size_t);
-       }
+        }
     }
 
     pub fn compact_range_cf(&self,
@@ -699,7 +697,7 @@ impl DB {
                                           start.map_or(0, |s| s.len()) as size_t,
                                           opt_bytes_to_ptr(end),
                                           end.map_or(0, |e| e.len()) as size_t);
-       }
+        }
     }
 }
 

src/db_options.rs

@@ -22,8 +22,7 @@ use ffi;
 use libc::{self, c_int, c_uchar, c_uint, c_void, size_t, uint64_t};
 use merge_operator::{self, MergeFn, MergeOperatorCallback, full_merge_callback,
                      partial_merge_callback};
-use compaction_filter::{self, CompactionFilterFn, CompactionFilterCallback,
-                        filter_callback};
+use compaction_filter::{self, CompactionFilterCallback, CompactionFilterFn, filter_callback};
 use std::ffi::{CStr, CString};
 use std::mem;
 
@@ -230,7 +229,9 @@ impl Options {
     ///
     /// If multi-threaded compaction is used, `filter_fn` may be called multiple times
     /// simultaneously.
-    pub fn set_compaction_filter<F>(&mut self, name: &str, filter_fn: F) where F: CompactionFilterFn + Send + 'static {
+    pub fn set_compaction_filter<F>(&mut self, name: &str, filter_fn: F)
+        where F: CompactionFilterFn + Send + 'static
+    {
         let cb = Box::new(CompactionFilterCallback {
             name: CString::new(name.as_bytes()).unwrap(),
             filter_fn: filter_fn,

src/ffi_util.rs

@@ -29,7 +29,7 @@ pub fn error_message(ptr: *const c_char) -> String {
 pub fn opt_bytes_to_ptr(opt: Option<&[u8]>) -> *const c_char {
     match opt {
         Some(v) => v.as_ptr() as *const c_char,
-        None => ptr::null()
+        None => ptr::null(),
     }
 }