// Copyright 2016 Alex Regueiro // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. // // This code is based on , revision a10e8a056d569acf6a52045124e6414ad33bdfcd. #![allow( non_snake_case, non_upper_case_globals, unused_mut, unused_unsafe, unused_variables )] use const_cstr::const_cstr; use libc::*; use librocksdb_sys::*; use std::borrow::Cow; use std::env; use std::ffi::{CStr, CString}; use std::io::Write; use std::path::PathBuf; use std::ptr; use std::slice; use std::str; use uuid::Uuid; macro_rules! err_println { ($($arg:tt)*) => (writeln!(&mut ::std::io::stderr(), $($arg)*).expect("failed printing to stderr")); } macro_rules! cstrp { ($($arg:tt)*) => (const_cstr!($($arg)*).as_ptr()); } static mut phase: &'static str = ""; // static mut dbname: *mut c_uchar = ptr::null_mut(); // static mut dbbackupname: *mut c_uchar = ptr::null_mut(); unsafe fn strndup(s: *const c_char, n: size_t) -> *mut c_char { let r: *mut c_char = malloc(n + 1) as *mut c_char; if r.is_null() { return r; } strncpy(r, s, n) } unsafe fn rstr<'a>(s: *const c_char) -> Cow<'a, str> { CStr::from_ptr(s).to_string_lossy() } fn GetTempDir() -> PathBuf { return match option_env!("TEST_TMPDIR") { Some("") | None => env::temp_dir(), Some(s) => s.into(), }; } unsafe fn StartPhase(name: &'static str) { err_println!("=== Test {}\n", name); phase = name; } macro_rules! CheckNoError { ($err:ident) => { unsafe { assert!($err.is_null(), "{}: {}", phase, rstr($err)); } }; } macro_rules! CheckCondition { ($cond:expr) => { unsafe { assert!($cond, "{}: {}", phase, stringify!($cond)); } }; } unsafe fn CheckEqual(expected: *const c_char, actual: *const c_char, n: size_t) { let is_equal = if expected.is_null() && actual.is_null() { true } else if !expected.is_null() && !actual.is_null() && n == strlen(expected) && memcmp(expected as *const c_void, actual as *const c_void, n) == 0 { true } else { false }; if !is_equal { panic!( "{}: expected '{}', got '{}'", phase, rstr(strndup(expected, n)), rstr(strndup(actual, 5)) ); } } unsafe fn Free(ptr: *mut *mut T) { if !(*ptr).is_null() { free(*ptr as *mut c_void); *ptr = ptr::null_mut(); } } unsafe fn CheckGet( mut db: *mut rocksdb_t, options: *mut rocksdb_readoptions_t, key: *const c_char, expected: *const c_char, ) { let mut err: *mut c_char = ptr::null_mut(); let mut val_len: size_t = 0; let mut val: *mut c_char = rocksdb_get(db, options, key, strlen(key), &mut val_len, &mut err); CheckNoError!(err); CheckEqual(expected, val, val_len); Free(&mut val); } unsafe fn CheckGetCF( db: *mut rocksdb_t, options: *const rocksdb_readoptions_t, handle: *mut rocksdb_column_family_handle_t, key: *const c_char, expected: *const c_char, ) { let mut err: *mut c_char = ptr::null_mut(); let mut val_len: size_t = 0; let mut val: *mut c_char = rocksdb_get_cf( db, options, handle, key, strlen(key), &mut val_len, &mut err, ); CheckNoError!(err); CheckEqual(expected, val, val_len); Free(&mut val); } unsafe fn CheckIter(iter: *mut rocksdb_iterator_t, key: *const c_char, val: *const c_char) { let mut len: size_t = 0; let mut str: *const c_char; str = rocksdb_iter_key(iter, &mut len); CheckEqual(key, str, len); str = rocksdb_iter_value(iter, &mut len); CheckEqual(val, str, len); } // Callback from rocksdb_writebatch_iterate() unsafe extern "C" fn CheckPut( ptr: *mut c_void, k: *const c_char, klen: size_t, v: *const c_char, vlen: size_t, ) { let mut state: *mut c_int = ptr as *mut c_int; CheckCondition!(*state < 2); match *state { 0 => { CheckEqual(cstrp!("bar"), k, klen); CheckEqual(cstrp!("b"), v, vlen); } 1 => { CheckEqual(cstrp!("box"), k, klen); CheckEqual(cstrp!("c"), v, vlen); } _ => {} } *state += 1; } // Callback from rocksdb_writebatch_iterate() unsafe extern "C" fn CheckDel(ptr: *mut c_void, k: *const c_char, klen: size_t) { let mut state: *mut c_int = ptr as *mut c_int; CheckCondition!(*state == 2); CheckEqual(cstrp!("bar"), k, klen); *state += 1; } unsafe extern "C" fn CmpDestroy(arg: *mut c_void) {} unsafe extern "C" fn CmpCompare( arg: *mut c_void, a: *const c_char, alen: size_t, b: *const c_char, blen: size_t, ) -> c_int { let n = if alen < blen { alen } else { blen }; let mut r = memcmp(a as *const c_void, b as *const c_void, n); if r == 0 { if alen < blen { r = -1; } else if alen > blen { r = 1; } } r } unsafe extern "C" fn CmpName(arg: *mut c_void) -> *const c_char { cstrp!("foo") } // Custom filter policy static mut fake_filter_result: c_uchar = 1; unsafe extern "C" fn FilterDestroy(arg: *mut c_void) {} unsafe extern "C" fn FilterName(arg: *mut c_void) -> *const c_char { cstrp!("TestFilter") } unsafe extern "C" fn FilterCreate( arg: *mut c_void, key_array: *const *const c_char, key_length_array: *const size_t, num_keys: c_int, filter_length: *mut size_t, ) -> *mut c_char { *filter_length = 4; let result = malloc(4); memcpy(result, cstrp!("fake") as *const c_void, 4); result as *mut c_char } unsafe extern "C" fn FilterKeyMatch( arg: *mut c_void, key: *const c_char, length: size_t, filter: *const c_char, filter_length: size_t, ) -> c_uchar { CheckCondition!(filter_length == 4); CheckCondition!( memcmp( filter as *const c_void, cstrp!("fake") as *const c_void, filter_length ) == 0 ); fake_filter_result } // Custom compaction filter unsafe extern "C" fn CFilterDestroy(arg: *mut c_void) {} unsafe extern "C" fn CFilterName(arg: *mut c_void) -> *const c_char { cstrp!("foo") } unsafe extern "C" fn CFilterFilter( arg: *mut c_void, level: c_int, 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 u8, ) -> c_uchar { if key_length == 3 { if memcmp( key.cast::(), cstrp!("bar").cast::(), key_length, ) == 0 { return 1; } else if memcmp( key.cast::(), cstrp!("baz").cast::(), key_length, ) == 0 { *value_changed = 1; *new_value = cstrp!("newbazvalue") as *mut c_char; *new_value_length = 11; return 0; } } 0 } unsafe extern "C" fn CFilterFactoryDestroy(arg: *mut c_void) {} unsafe extern "C" fn CFilterFactoryName(arg: *mut c_void) -> *const c_char { cstrp!("foo") } unsafe extern "C" fn CFilterCreate( arg: *mut c_void, context: *mut rocksdb_compactionfiltercontext_t, ) -> *mut rocksdb_compactionfilter_t { rocksdb_compactionfilter_create( ptr::null_mut(), Some(CFilterDestroy), Some(CFilterFilter), Some(CFilterName), ) } unsafe fn CheckCompaction( dbname: *const c_char, db: *mut rocksdb_t, options: *const rocksdb_options_t, roptions: *mut rocksdb_readoptions_t, woptions: *mut rocksdb_writeoptions_t, ) -> *mut rocksdb_t { let mut err: *mut c_char = ptr::null_mut(); let db = rocksdb_open(options, dbname, &mut err); CheckNoError!(err); rocksdb_put( db, woptions, cstrp!("foo"), 3, cstrp!("foovalue"), 8, &mut err, ); CheckNoError!(err); CheckGet(db, roptions, cstrp!("foo"), cstrp!("foovalue")); rocksdb_put( db, woptions, cstrp!("bar"), 3, cstrp!("barvalue"), 8, &mut err, ); CheckNoError!(err); CheckGet(db, roptions, cstrp!("bar"), cstrp!("barvalue")); rocksdb_put( db, woptions, cstrp!("baz"), 3, cstrp!("bazvalue"), 8, &mut err, ); CheckNoError!(err); CheckGet(db, roptions, cstrp!("baz"), cstrp!("bazvalue")); // Force compaction rocksdb_compact_range(db, ptr::null(), 0, ptr::null(), 0); // should have filtered bar, but not foo CheckGet(db, roptions, cstrp!("foo"), cstrp!("foovalue")); CheckGet(db, roptions, cstrp!("bar"), ptr::null()); CheckGet(db, roptions, cstrp!("baz"), cstrp!("newbazvalue")); db } // Custom merge operator unsafe extern "C" fn MergeOperatorDestroy(arg: *mut c_void) {} unsafe extern "C" fn MergeOperatorName(arg: *mut c_void) -> *const c_char { cstrp!("foo") } unsafe extern "C" fn MergeOperatorFullMerge( arg: *mut c_void, key: *const c_char, key_length: size_t, existing_value: *const c_char, existing_value_length: size_t, operands_list: *const *const c_char, operands_list_length: *const size_t, num_operands: c_int, success: *mut u8, new_value_length: *mut size_t, ) -> *mut c_char { *new_value_length = 4; *success = 1; let result: *mut c_char = malloc(4) as *mut _; memcpy(result as *mut _, cstrp!("fake") as *mut _, 4); result } unsafe extern "C" fn MergeOperatorPartialMerge( arg: *mut c_void, key: *const c_char, key_length: size_t, operands_list: *const *const c_char, operands_list_length: *const size_t, num_operands: c_int, success: *mut u8, new_value_length: *mut size_t, ) -> *mut c_char { *new_value_length = 4; *success = 1; let result: *mut c_char = malloc(4) as *mut _; memcpy(result as *mut _, cstrp!("fake") as *const _, 4); result } #[test] fn ffi() { unsafe { let mut db: *mut rocksdb_t; let mut cmp: *mut rocksdb_comparator_t; let mut cache: *mut rocksdb_cache_t; let mut env: *mut rocksdb_env_t; let mut options: *mut rocksdb_options_t; let mut table_options: *mut rocksdb_block_based_table_options_t; let mut roptions: *mut rocksdb_readoptions_t; let mut woptions: *mut rocksdb_writeoptions_t; let mut err: *mut c_char = ptr::null_mut(); let run: c_int = -1; let test_uuid = Uuid::new_v4().to_simple(); let dbname = { let mut dir = GetTempDir(); dir.push(format!("rocksdb_c_test-{}", test_uuid)); let path = dir.to_str().unwrap(); CString::new(path).unwrap() }; let dbbackupname = { let mut dir = GetTempDir(); dir.push(format!("rocksdb_c_test-{}-backup", test_uuid)); let path = dir.to_str().unwrap(); CString::new(path).unwrap() }; let dbname = dbname.as_ptr(); let dbbackupname = dbbackupname.as_ptr(); StartPhase("create_objects"); cmp = rocksdb_comparator_create( ptr::null_mut(), Some(CmpDestroy), Some(CmpCompare), Some(CmpName), ); env = rocksdb_create_default_env(); cache = rocksdb_cache_create_lru(100000); options = rocksdb_options_create(); rocksdb_options_set_comparator(options, cmp); rocksdb_options_set_error_if_exists(options, 1); rocksdb_options_set_env(options, env); rocksdb_options_set_info_log(options, ptr::null_mut()); rocksdb_options_set_write_buffer_size(options, 100000); rocksdb_options_set_paranoid_checks(options, 1); rocksdb_options_set_max_open_files(options, 10); table_options = rocksdb_block_based_options_create(); rocksdb_block_based_options_set_block_cache(table_options, cache); rocksdb_options_set_block_based_table_factory(options, table_options); let no_compression = rocksdb_no_compression as c_int; rocksdb_options_set_compression(options, no_compression); rocksdb_options_set_compression_options(options, -14, -1, 0, 0); let mut compression_levels = vec![ no_compression, no_compression, no_compression, no_compression, ]; rocksdb_options_set_compression_per_level( options, compression_levels.as_mut_ptr(), compression_levels.len() as size_t, ); roptions = rocksdb_readoptions_create(); rocksdb_readoptions_set_verify_checksums(roptions, 1); rocksdb_readoptions_set_fill_cache(roptions, 0); woptions = rocksdb_writeoptions_create(); rocksdb_writeoptions_set_sync(woptions, 1); StartPhase("destroy"); rocksdb_destroy_db(options, dbname, &mut err); Free(&mut err); StartPhase("open_error"); rocksdb_open(options, dbname, &mut err); CheckCondition!(!err.is_null()); Free(&mut err); StartPhase("open"); rocksdb_options_set_create_if_missing(options, 1); db = rocksdb_open(options, dbname, &mut err); CheckNoError!(err); CheckGet(db, roptions, cstrp!("foo") as *const _, ptr::null()); StartPhase("put"); rocksdb_put(db, woptions, cstrp!("foo"), 3, cstrp!("hello"), 5, &mut err); CheckNoError!(err); CheckGet(db, roptions, cstrp!("foo"), cstrp!("hello")); StartPhase("backup_and_restore"); { rocksdb_destroy_db(options, dbbackupname, &mut err); CheckNoError!(err); let be = rocksdb_backup_engine_open(options, dbbackupname, &mut err); CheckNoError!(err); rocksdb_backup_engine_create_new_backup(be, db, &mut err); CheckNoError!(err); // need a change to trigger a new backup rocksdb_delete(db, woptions, cstrp!("does-not-exist"), 14, &mut err); CheckNoError!(err); rocksdb_backup_engine_create_new_backup(be, db, &mut err); CheckNoError!(err); let bei: *const rocksdb_backup_engine_info_t = rocksdb_backup_engine_get_backup_info(be); CheckCondition!(rocksdb_backup_engine_info_count(bei) > 1); rocksdb_backup_engine_info_destroy(bei); rocksdb_backup_engine_purge_old_backups(be, 1, &mut err); CheckNoError!(err); let bei: *const rocksdb_backup_engine_info_t = rocksdb_backup_engine_get_backup_info(be); CheckCondition!(rocksdb_backup_engine_info_count(bei) == 1); rocksdb_backup_engine_info_destroy(bei); rocksdb_delete(db, woptions, cstrp!("foo"), 3, &mut err); CheckNoError!(err); rocksdb_close(db); rocksdb_destroy_db(options, dbname, &mut err); CheckNoError!(err); let restore_options = rocksdb_restore_options_create(); rocksdb_restore_options_set_keep_log_files(restore_options, 0); rocksdb_backup_engine_restore_db_from_latest_backup( be, dbname, dbname, restore_options, &mut err, ); CheckNoError!(err); rocksdb_restore_options_destroy(restore_options); rocksdb_options_set_error_if_exists(options, 0); db = rocksdb_open(options, dbname, &mut err); CheckNoError!(err); rocksdb_options_set_error_if_exists(options, 1); CheckGet(db, roptions, cstrp!("foo"), cstrp!("hello")); rocksdb_backup_engine_close(be); } StartPhase("compactall"); rocksdb_compact_range(db, ptr::null(), 0, ptr::null(), 0); CheckGet(db, roptions, cstrp!("foo"), cstrp!("hello")); StartPhase("compactrange"); rocksdb_compact_range(db, cstrp!("a"), 1, cstrp!("z"), 1); CheckGet(db, roptions, cstrp!("foo"), cstrp!("hello")); StartPhase("writebatch"); { let mut wb = rocksdb_writebatch_create(); rocksdb_writebatch_put(wb, cstrp!("foo"), 3, cstrp!("a"), 1); rocksdb_writebatch_clear(wb); rocksdb_writebatch_put(wb, cstrp!("bar"), 3, cstrp!("b"), 1); rocksdb_writebatch_put(wb, cstrp!("box"), 3, cstrp!("c"), 1); rocksdb_writebatch_delete(wb, cstrp!("bar"), 3); rocksdb_write(db, woptions, wb, &mut err); CheckNoError!(err); CheckGet(db, roptions, cstrp!("foo"), cstrp!("hello")); CheckGet(db, roptions, cstrp!("bar"), ptr::null()); CheckGet(db, roptions, cstrp!("box"), cstrp!("c")); let mut pos: c_int = 0; rocksdb_writebatch_iterate( wb, (&mut pos as *mut c_int).cast::(), Some(CheckPut), Some(CheckDel), ); CheckCondition!(pos == 3); rocksdb_writebatch_destroy(wb); } StartPhase("writebatch_vectors"); { let wb = rocksdb_writebatch_create(); let k_list: [*const c_char; 2] = [cstrp!("z"), cstrp!("ap")]; let k_sizes: [size_t; 2] = [1, 2]; let v_list: [*const c_char; 3] = [cstrp!("x"), cstrp!("y"), cstrp!("z")]; let v_sizes: [size_t; 3] = [1, 1, 1]; rocksdb_writebatch_putv( wb, k_list.len() as c_int, k_list.as_ptr(), k_sizes.as_ptr(), v_list.len() as c_int, v_list.as_ptr(), v_sizes.as_ptr(), ); rocksdb_write(db, woptions, wb, &mut err); CheckNoError!(err); CheckGet(db, roptions, cstrp!("zap"), cstrp!("xyz")); rocksdb_writebatch_delete(wb, cstrp!("zap"), 3); rocksdb_write(db, woptions, wb, &mut err); CheckNoError!(err); CheckGet(db, roptions, cstrp!("zap"), ptr::null()); rocksdb_writebatch_destroy(wb); } StartPhase("writebatch_rep"); { let wb1: *mut rocksdb_writebatch_t = rocksdb_writebatch_create(); rocksdb_writebatch_put(wb1, cstrp!("baz"), 3, cstrp!("d"), 1); rocksdb_writebatch_put(wb1, cstrp!("quux"), 4, cstrp!("e"), 1); rocksdb_writebatch_delete(wb1, cstrp!("quux"), 4); let mut repsize1: size_t = 0; let mut rep = rocksdb_writebatch_data(wb1, &mut repsize1) as *const c_void; let mut wb2 = rocksdb_writebatch_create_from(rep as *const c_char, repsize1); CheckCondition!(rocksdb_writebatch_count(wb1) == rocksdb_writebatch_count(wb2)); let mut repsize2: size_t = 0; CheckCondition!( memcmp( rep, rocksdb_writebatch_data(wb2, &mut repsize2) as *const c_void, repsize1 ) == 0 ); rocksdb_writebatch_destroy(wb1); rocksdb_writebatch_destroy(wb2); } StartPhase("iter"); { let mut iter = rocksdb_create_iterator(db, roptions); CheckCondition!(rocksdb_iter_valid(iter) == 0); rocksdb_iter_seek_to_first(iter); CheckCondition!(rocksdb_iter_valid(iter) != 0); CheckIter(iter, cstrp!("box"), cstrp!("c")); rocksdb_iter_next(iter); CheckIter(iter, cstrp!("foo"), cstrp!("hello")); rocksdb_iter_prev(iter); CheckIter(iter, cstrp!("box"), cstrp!("c")); rocksdb_iter_prev(iter); CheckCondition!(rocksdb_iter_valid(iter) == 0); rocksdb_iter_seek_to_last(iter); CheckIter(iter, cstrp!("foo"), cstrp!("hello")); rocksdb_iter_seek(iter, cstrp!("b"), 1); CheckIter(iter, cstrp!("box"), cstrp!("c")); rocksdb_iter_get_error(iter, &mut err); CheckNoError!(err); rocksdb_iter_destroy(iter); } StartPhase("multiget"); { let keys: [*const c_char; 3] = [cstrp!("box"), cstrp!("foo"), cstrp!("notfound")]; let keys_sizes: [size_t; 3] = [3, 3, 8]; let mut vals: [*mut c_char; 3] = [ptr::null_mut(), ptr::null_mut(), ptr::null_mut()]; let mut vals_sizes: [size_t; 3] = [0, 0, 0]; let mut errs: [*mut c_char; 3] = [ptr::null_mut(), ptr::null_mut(), ptr::null_mut()]; rocksdb_multi_get( db, roptions, 3, keys.as_ptr(), keys_sizes.as_ptr(), vals.as_mut_ptr(), vals_sizes.as_mut_ptr(), errs.as_mut_ptr(), ); for i in 0..3 { CheckEqual(ptr::null(), errs[i], 0); match i { 0 => CheckEqual(cstrp!("c"), vals[i], vals_sizes[i]), 1 => CheckEqual(cstrp!("hello"), vals[i], vals_sizes[i]), 2 => CheckEqual(ptr::null(), vals[i], vals_sizes[i]), _ => {} } Free(&mut vals[i]); } } StartPhase("approximate_sizes"); { let mut sizes: [u64; 2] = [0, 0]; let start: [*const c_char; 2] = [cstrp!("a"), cstrp!("k00000000000000010000")]; let start_len: [size_t; 2] = [1, 21]; let limit: [*const c_char; 2] = [cstrp!("k00000000000000010000"), cstrp!("z")]; let limit_len: [size_t; 2] = [21, 1]; rocksdb_writeoptions_set_sync(woptions, 0); for i in 0..20000 { let keybuf = CString::new(format!("k{:020}", i)).unwrap(); let key = keybuf.to_bytes_with_nul(); let valbuf = CString::new(format!("v{:020}", i)).unwrap(); let val = valbuf.to_bytes_with_nul(); rocksdb_put( db, woptions, key.as_ptr() as *const c_char, key.len() as size_t, val.as_ptr() as *const c_char, val.len() as size_t, &mut err, ); CheckNoError!(err); } rocksdb_approximate_sizes( db, 2, start.as_ptr(), start_len.as_ptr(), limit.as_ptr(), limit_len.as_ptr(), sizes.as_mut_ptr(), &mut err, ); CheckNoError!(err); CheckCondition!(sizes[0] > 0); CheckCondition!(sizes[1] > 0); } StartPhase("property"); { let mut prop: *mut c_char; prop = rocksdb_property_value(db, cstrp!("nosuchprop")); CheckCondition!(prop.is_null()); prop = rocksdb_property_value(db, cstrp!("rocksdb.stats")); CheckCondition!(!prop.is_null()); Free(&mut prop); } StartPhase("snapshot"); { let snap: *const rocksdb_snapshot_t = rocksdb_create_snapshot(db); rocksdb_delete(db, woptions, cstrp!("foo"), 3, &mut err); CheckNoError!(err); rocksdb_readoptions_set_snapshot(roptions, snap); CheckGet(db, roptions, cstrp!("foo"), cstrp!("hello")); rocksdb_readoptions_set_snapshot(roptions, ptr::null()); CheckGet(db, roptions, cstrp!("foo"), ptr::null()); rocksdb_release_snapshot(db, snap); } StartPhase("repair"); { // If we do not compact here, then the lazy deletion of files (https://reviews.facebook.net/D6123) would leave around deleted files and the repair process will find those files and put them back into the database. rocksdb_compact_range(db, ptr::null(), 0, ptr::null(), 0); rocksdb_close(db); rocksdb_options_set_create_if_missing(options, 0); rocksdb_options_set_error_if_exists(options, 0); // rocksdb_options_set_wal_recovery_mode(options, 2); rocksdb_repair_db(options, dbname, &mut err); CheckNoError!(err); db = rocksdb_open(options, dbname, &mut err); CheckNoError!(err); CheckGet(db, roptions, cstrp!("foo"), ptr::null()); CheckGet(db, roptions, cstrp!("bar"), ptr::null()); CheckGet(db, roptions, cstrp!("box"), cstrp!("c")); rocksdb_options_set_create_if_missing(options, 1); rocksdb_options_set_error_if_exists(options, 1); } StartPhase("filter"); for run in 0..2 { // First run uses custom filter, second run uses bloom filter CheckNoError!(err); let mut policy: *mut rocksdb_filterpolicy_t = if run == 0 { rocksdb_filterpolicy_create( ptr::null_mut(), Some(FilterDestroy), Some(FilterCreate), Some(FilterKeyMatch), None, Some(FilterName), ) } else { rocksdb_filterpolicy_create_bloom(10.0) }; rocksdb_block_based_options_set_filter_policy(table_options, policy); // Create new database rocksdb_close(db); rocksdb_destroy_db(options, dbname, &mut err); rocksdb_options_set_block_based_table_factory(options, table_options); db = rocksdb_open(options, dbname, &mut err); CheckNoError!(err); rocksdb_put( db, woptions, cstrp!("foo"), 3, cstrp!("foovalue"), 8, &mut err, ); CheckNoError!(err); rocksdb_put( db, woptions, cstrp!("bar"), 3, cstrp!("barvalue"), 8, &mut err, ); CheckNoError!(err); rocksdb_compact_range(db, ptr::null(), 0, ptr::null(), 0); fake_filter_result = 1; CheckGet(db, roptions, cstrp!("foo"), cstrp!("foovalue")); CheckGet(db, roptions, cstrp!("bar"), cstrp!("barvalue")); if phase == "" { // Must not find value when custom filter returns false fake_filter_result = 0; CheckGet(db, roptions, cstrp!("foo"), ptr::null()); CheckGet(db, roptions, cstrp!("bar"), ptr::null()); fake_filter_result = 1; CheckGet(db, roptions, cstrp!("foo"), cstrp!("foovalue")); CheckGet(db, roptions, cstrp!("bar"), cstrp!("barvalue")); } // Reset the policy rocksdb_block_based_options_set_filter_policy(table_options, ptr::null_mut()); rocksdb_options_set_block_based_table_factory(options, table_options); } StartPhase("compaction_filter"); { let options_with_filter = rocksdb_options_create(); rocksdb_options_set_create_if_missing(options_with_filter, 1); let cfilter = rocksdb_compactionfilter_create( ptr::null_mut(), Some(CFilterDestroy), Some(CFilterFilter), Some(CFilterName), ); // Create new database rocksdb_close(db); rocksdb_destroy_db(options_with_filter, dbname, &mut err); rocksdb_options_set_compaction_filter(options_with_filter, cfilter); db = CheckCompaction(dbname, db, options_with_filter, roptions, woptions); rocksdb_options_set_compaction_filter(options_with_filter, ptr::null_mut()); rocksdb_compactionfilter_destroy(cfilter); rocksdb_options_destroy(options_with_filter); } StartPhase("compaction_filter_factory"); { let mut options_with_filter_factory = rocksdb_options_create(); rocksdb_options_set_create_if_missing(options_with_filter_factory, 1); let mut factory = rocksdb_compactionfilterfactory_create( ptr::null_mut(), Some(CFilterFactoryDestroy), Some(CFilterCreate), Some(CFilterFactoryName), ); // Create new database rocksdb_close(db); rocksdb_destroy_db(options_with_filter_factory, dbname, &mut err); rocksdb_options_set_compaction_filter_factory(options_with_filter_factory, factory); db = CheckCompaction(dbname, db, options_with_filter_factory, roptions, woptions); rocksdb_options_set_compaction_filter_factory( options_with_filter_factory, ptr::null_mut(), ); rocksdb_options_destroy(options_with_filter_factory); } StartPhase("merge_operator"); { let mut merge_operator = rocksdb_mergeoperator_create( ptr::null_mut(), Some(MergeOperatorDestroy), Some(MergeOperatorFullMerge), Some(MergeOperatorPartialMerge), None, Some(MergeOperatorName), ); // Create new database rocksdb_close(db); rocksdb_destroy_db(options, dbname, &mut err); rocksdb_options_set_merge_operator(options, merge_operator); db = rocksdb_open(options, dbname, &mut err); CheckNoError!(err); rocksdb_put( db, woptions, cstrp!("foo"), 3, cstrp!("foovalue"), 8, &mut err, ); CheckNoError!(err); CheckGet(db, roptions, cstrp!("foo"), cstrp!("foovalue")); rocksdb_merge( db, woptions, cstrp!("foo"), 3, cstrp!("barvalue"), 8, &mut err, ); CheckNoError!(err); CheckGet(db, roptions, cstrp!("foo"), cstrp!("fake")); // Merge of a non-existing value rocksdb_merge( db, woptions, cstrp!("bar"), 3, cstrp!("barvalue"), 8, &mut err, ); CheckNoError!(err); CheckGet(db, roptions, cstrp!("bar"), cstrp!("fake")); } StartPhase("columnfamilies"); { rocksdb_close(db); rocksdb_destroy_db(options, dbname, &mut err); CheckNoError!(err); let mut db_options = rocksdb_options_create(); rocksdb_options_set_create_if_missing(db_options, 1); db = rocksdb_open(db_options, dbname, &mut err); CheckNoError!(err); let mut cfh = rocksdb_create_column_family(db, db_options, cstrp!("cf1"), &mut err); rocksdb_column_family_handle_destroy(cfh); CheckNoError!(err); rocksdb_close(db); let mut cflen: size_t = 0; let column_fams_raw = rocksdb_list_column_families(db_options, dbname, &mut cflen, &mut err); let column_fams = slice::from_raw_parts(column_fams_raw, cflen as usize); CheckEqual(cstrp!("default"), column_fams[0], 7); CheckEqual(cstrp!("cf1"), column_fams[1], 3); CheckCondition!(cflen == 2); rocksdb_list_column_families_destroy(column_fams_raw, cflen); let mut cf_options = rocksdb_options_create(); let mut cf_names: [*const c_char; 2] = [cstrp!("default"), cstrp!("cf1")]; let mut cf_opts: [*const rocksdb_options_t; 2] = [cf_options, cf_options]; let mut handles: [*mut rocksdb_column_family_handle_t; 2] = [ptr::null_mut(), ptr::null_mut()]; db = rocksdb_open_column_families( db_options, dbname, 2, cf_names.as_mut_ptr(), cf_opts.as_mut_ptr(), handles.as_mut_ptr(), &mut err, ); CheckNoError!(err); rocksdb_put_cf( db, woptions, handles[1], cstrp!("foo"), 3, cstrp!("hello"), 5, &mut err, ); CheckNoError!(err); CheckGetCF(db, roptions, handles[1], cstrp!("foo"), cstrp!("hello")); rocksdb_delete_cf(db, woptions, handles[1], cstrp!("foo"), 3, &mut err); CheckNoError!(err); CheckGetCF(db, roptions, handles[1], cstrp!("foo"), ptr::null()); let mut wb = rocksdb_writebatch_create(); rocksdb_writebatch_put_cf(wb, handles[1], cstrp!("baz"), 3, cstrp!("a"), 1); rocksdb_writebatch_clear(wb); rocksdb_writebatch_put_cf(wb, handles[1], cstrp!("bar"), 3, cstrp!("b"), 1); rocksdb_writebatch_put_cf(wb, handles[1], cstrp!("box"), 3, cstrp!("c"), 1); rocksdb_writebatch_delete_cf(wb, handles[1], cstrp!("bar"), 3); rocksdb_write(db, woptions, wb, &mut err); CheckNoError!(err); CheckGetCF(db, roptions, handles[1], cstrp!("baz"), ptr::null()); CheckGetCF(db, roptions, handles[1], cstrp!("bar"), ptr::null()); CheckGetCF(db, roptions, handles[1], cstrp!("box"), cstrp!("c")); rocksdb_writebatch_destroy(wb); let keys: [*const c_char; 3] = [cstrp!("box"), cstrp!("box"), cstrp!("barfooxx")]; let get_handles: [*const rocksdb_column_family_handle_t; 3] = [handles[0], handles[1], handles[1]]; let keys_sizes: [size_t; 3] = [3, 3, 8]; let mut vals: [*mut c_char; 3] = [ptr::null_mut(), ptr::null_mut(), ptr::null_mut()]; let mut vals_sizes: [size_t; 3] = [0, 0, 0]; let mut errs: [*mut c_char; 3] = [ptr::null_mut(), ptr::null_mut(), ptr::null_mut()]; rocksdb_multi_get_cf( db, roptions, get_handles.as_ptr(), 3, keys.as_ptr(), keys_sizes.as_ptr(), vals.as_mut_ptr(), vals_sizes.as_mut_ptr(), errs.as_mut_ptr(), ); for i in 0..3 { CheckEqual(ptr::null(), errs[i], 0); match i { 0 => CheckEqual(ptr::null(), vals[i], vals_sizes[i]), // wrong cf 1 => CheckEqual(cstrp!("c"), vals[i], vals_sizes[i]), // bingo 2 => CheckEqual(ptr::null(), vals[i], vals_sizes[i]), // normal not found _ => {} } Free(&mut vals[i]); } let mut iter = rocksdb_create_iterator_cf(db, roptions, handles[1]); CheckCondition!(rocksdb_iter_valid(iter) == 0); rocksdb_iter_seek_to_first(iter); CheckCondition!(rocksdb_iter_valid(iter) != 0); let mut i: u32 = 0; while rocksdb_iter_valid(iter) != 0 { rocksdb_iter_next(iter); i += 1; } CheckCondition!(i == 1); rocksdb_iter_get_error(iter, &mut err); CheckNoError!(err); rocksdb_iter_destroy(iter); let mut iters_cf_handles: [*mut rocksdb_column_family_handle_t; 2] = [handles[0], handles[1]]; let mut iters_handles: [*mut rocksdb_iterator_t; 2] = [ptr::null_mut(), ptr::null_mut()]; rocksdb_create_iterators( db, roptions, iters_cf_handles.as_mut_ptr(), iters_handles.as_mut_ptr(), 2, &mut err, ); CheckNoError!(err); iter = iters_handles[0]; CheckCondition!(rocksdb_iter_valid(iter) == 0); rocksdb_iter_seek_to_first(iter); CheckCondition!(rocksdb_iter_valid(iter) == 0); rocksdb_iter_destroy(iter); iter = iters_handles[1]; CheckCondition!(rocksdb_iter_valid(iter) == 0); rocksdb_iter_seek_to_first(iter); CheckCondition!(rocksdb_iter_valid(iter) != 0); let mut i: u32 = 0; while rocksdb_iter_valid(iter) != 0 { rocksdb_iter_next(iter); i += 1; } CheckCondition!(i == 1); rocksdb_iter_get_error(iter, &mut err); CheckNoError!(err); rocksdb_iter_destroy(iter); rocksdb_drop_column_family(db, handles[1], &mut err); CheckNoError!(err); for i in 0..2 { rocksdb_column_family_handle_destroy(handles[i]); } rocksdb_close(db); rocksdb_destroy_db(options, dbname, &mut err); rocksdb_options_destroy(db_options); rocksdb_options_destroy(cf_options); } StartPhase("prefix"); { // Create new database rocksdb_options_set_allow_mmap_reads(options, 1); rocksdb_options_set_prefix_extractor( options, rocksdb_slicetransform_create_fixed_prefix(3), ); rocksdb_options_set_hash_skip_list_rep(options, 5000, 4, 4); rocksdb_options_set_plain_table_factory(options, 4, 10, 0.75, 16); rocksdb_options_set_allow_concurrent_memtable_write(options, 0); db = rocksdb_open(options, dbname, &mut err); CheckNoError!(err); rocksdb_put(db, woptions, cstrp!("foo1"), 4, cstrp!("foo"), 3, &mut err); CheckNoError!(err); rocksdb_put(db, woptions, cstrp!("foo2"), 4, cstrp!("foo"), 3, &mut err); CheckNoError!(err); rocksdb_put(db, woptions, cstrp!("foo3"), 4, cstrp!("foo"), 3, &mut err); CheckNoError!(err); rocksdb_put(db, woptions, cstrp!("bar1"), 4, cstrp!("bar"), 3, &mut err); CheckNoError!(err); rocksdb_put(db, woptions, cstrp!("bar2"), 4, cstrp!("bar"), 3, &mut err); CheckNoError!(err); rocksdb_put(db, woptions, cstrp!("bar3"), 4, cstrp!("bar"), 3, &mut err); CheckNoError!(err); let mut iter = rocksdb_create_iterator(db, roptions); CheckCondition!(rocksdb_iter_valid(iter) == 0); rocksdb_iter_seek(iter, cstrp!("bar"), 3); rocksdb_iter_get_error(iter, &mut err); CheckNoError!(err); CheckCondition!(rocksdb_iter_valid(iter) != 0); CheckIter(iter, cstrp!("bar1"), cstrp!("bar")); rocksdb_iter_next(iter); CheckIter(iter, cstrp!("bar2"), cstrp!("bar")); rocksdb_iter_next(iter); CheckIter(iter, cstrp!("bar3"), cstrp!("bar")); rocksdb_iter_get_error(iter, &mut err); CheckNoError!(err); rocksdb_iter_destroy(iter); rocksdb_close(db); rocksdb_destroy_db(options, dbname, &mut err); } StartPhase("cuckoo_options"); { let mut cuckoo_options = rocksdb_cuckoo_options_create(); rocksdb_cuckoo_options_set_hash_ratio(cuckoo_options, 0.5); rocksdb_cuckoo_options_set_max_search_depth(cuckoo_options, 200); rocksdb_cuckoo_options_set_cuckoo_block_size(cuckoo_options, 10); rocksdb_cuckoo_options_set_identity_as_first_hash(cuckoo_options, 1); rocksdb_cuckoo_options_set_use_module_hash(cuckoo_options, 0); rocksdb_options_set_cuckoo_table_factory(options, cuckoo_options); db = rocksdb_open(options, dbname, &mut err); CheckNoError!(err); rocksdb_cuckoo_options_destroy(cuckoo_options); } StartPhase("iterate_upper_bound"); { // Create new empty database rocksdb_close(db); rocksdb_destroy_db(options, dbname, &mut err); CheckNoError!(err); rocksdb_options_set_prefix_extractor(options, ptr::null_mut()); db = rocksdb_open(options, dbname, &mut err); CheckNoError!(err); rocksdb_put(db, woptions, cstrp!("a"), 1, cstrp!("0"), 1, &mut err); CheckNoError!(err); rocksdb_put(db, woptions, cstrp!("foo"), 3, cstrp!("bar"), 3, &mut err); CheckNoError!(err); rocksdb_put(db, woptions, cstrp!("foo1"), 4, cstrp!("bar1"), 4, &mut err); CheckNoError!(err); rocksdb_put(db, woptions, cstrp!("g1"), 2, cstrp!("0"), 1, &mut err); CheckNoError!(err); // testing basic case with no iterate_upper_bound and no prefix_extractor { rocksdb_readoptions_set_iterate_upper_bound(roptions, ptr::null(), 0); let mut iter = rocksdb_create_iterator(db, roptions); rocksdb_iter_seek(iter, cstrp!("foo"), 3); CheckCondition!(rocksdb_iter_valid(iter) != 0); CheckIter(iter, cstrp!("foo"), cstrp!("bar")); rocksdb_iter_next(iter); CheckCondition!(rocksdb_iter_valid(iter) != 0); CheckIter(iter, cstrp!("foo1"), cstrp!("bar1")); rocksdb_iter_next(iter); CheckCondition!(rocksdb_iter_valid(iter) != 0); CheckIter(iter, cstrp!("g1"), cstrp!("0")); rocksdb_iter_destroy(iter); } // testing iterate_upper_bound and forward iterator // to make sure it stops at bound { // iterate_upper_bound points beyond the last expected entry rocksdb_readoptions_set_iterate_upper_bound(roptions, cstrp!("foo2"), 4); let mut iter = rocksdb_create_iterator(db, roptions); rocksdb_iter_seek(iter, cstrp!("foo"), 3); CheckCondition!(rocksdb_iter_valid(iter) != 0); CheckIter(iter, cstrp!("foo"), cstrp!("bar")); rocksdb_iter_next(iter); CheckCondition!(rocksdb_iter_valid(iter) != 0); CheckIter(iter, cstrp!("foo1"), cstrp!("bar1")); rocksdb_iter_next(iter); // should stop here... CheckCondition!(rocksdb_iter_valid(iter) == 0); rocksdb_iter_destroy(iter); } } // Simple sanity check that setting memtable rep works. StartPhase("memtable_reps"); { // Create database with vector memtable. rocksdb_close(db); rocksdb_destroy_db(options, dbname, &mut err); CheckNoError!(err); rocksdb_options_set_memtable_vector_rep(options); db = rocksdb_open(options, dbname, &mut err); CheckNoError!(err); // // Create database with hash skiplist memtable. // rocksdb_close(db); // rocksdb_destroy_db(options, dbname, &mut err); // CheckNoError!(err); // // rocksdb_options_set_hash_skip_list_rep(options, 5000, 4, 4); // db = rocksdb_open(options, dbname, &mut err); // CheckNoError!(err); } StartPhase("cleanup"); rocksdb_close(db); rocksdb_options_destroy(options); rocksdb_block_based_options_destroy(table_options); rocksdb_readoptions_destroy(roptions); rocksdb_writeoptions_destroy(woptions); rocksdb_cache_destroy(cache); rocksdb_comparator_destroy(cmp); rocksdb_env_destroy(env); err_println!("PASS"); } }