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rust-rocksdb/librocksdb-sys/tests/ffi.rs

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// 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 <https://github.com/facebook/rocksdb/blob/master/db/c_test.c>, revision a10e8a056d569acf6a52045124e6414ad33bdfcd.
#![allow(
non_snake_case,
non_upper_case_globals,
unused_mut,
unused_unsafe,
unused_variables
)]
#[macro_use]
extern crate const_cstr;
extern crate libc;
extern crate librocksdb_sys as ffi;
extern crate uuid;
use ffi::*;
use libc::*;
use std::borrow::Cow;
use std::env;
use std::ffi::{CStr, CString};
use std::io::Write;
use std::mem;
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! cstr {
($($arg:tt)*) => (const_cstr!($($arg)*));
}
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, v: *const c_char, n: size_t) {
if expected.is_null() && v.is_null() {
// ok
} else if !expected.is_null()
&& !v.is_null()
&& n == strlen(expected)
&& memcmp(expected as *const c_void, v as *const c_void, n) == 0
{
// ok
} else {
panic!(
"{}: expected '{}', got '{}'",
phase,
rstr(strndup(expected, n)),
rstr(strndup(v, 5))
);
}
}
unsafe fn Free<T>(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(
mem::transmute(key),
mem::transmute(cstrp!("bar")),
key_length,
) == 0
{
return 1;
} else if memcmp(
mem::transmute(key),
mem::transmute(cstrp!("baz")),
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;
rocksdb_options_set_compression(options, no_compression as i32);
rocksdb_options_set_compression_options(options, -14, -1, 0, 0);
let compression_levels = vec![
no_compression,
no_compression,
no_compression,
no_compression,
];
rocksdb_options_set_compression_per_level(
options,
mem::transmute(compression_levels.as_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,
mem::transmute(&mut pos),
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: [uint64_t; 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(),
);
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)
};
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");
}
}