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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
/*
* Ceph - scalable distributed file system
*
* Copyright (C) 2015 Red Hat
*
* This is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software
* Foundation. See file COPYING.
*
*/
#include <boost/intrusive_ptr.hpp>
#include "global/global_init.h"
#include "common/ceph_argparse.h"
#include "os/ObjectStore.h"
#include <gtest/gtest.h>
#include "include/ceph_assert.h"
#include "common/errno.h"
#include "store_test_fixture.h"
#define dout_context g_ceph_context
namespace {
const coll_t cid;
ghobject_t make_ghobject(const char *oid)
{
return ghobject_t{hobject_t{oid, "", CEPH_NOSNAP, 0, 0, ""}};
}
} // anonymous namespace
class MemStoreClone : public StoreTestFixture {
public:
MemStoreClone()
: StoreTestFixture("memstore")
{}
void SetUp() override {
StoreTestFixture::SetUp();
if (HasFailure()) {
return;
}
ObjectStore::Transaction t;
ch = store->create_new_collection(cid);
t.create_collection(cid, 4);
unsigned r = store->queue_transaction(ch, std::move(t));
if (r != 0) {
derr << "failed to create collection with " << cpp_strerror(r) << dendl;
}
ASSERT_EQ(0U, r);
}
void TearDown() override {
ch.reset();
StoreTestFixture::TearDown();
}
};
// src 11[11 11 11 11]11
// dst 22 22 22 22 22 22
// res 22 11 11 11 11 22
TEST_F(MemStoreClone, CloneRangeAllocated)
{
ASSERT_TRUE(store);
const auto src = make_ghobject("src1");
const auto dst = make_ghobject("dst1");
bufferlist srcbl, dstbl, result, expected;
srcbl.append("111111111111");
dstbl.append("222222222222");
expected.append("221111111122");
ObjectStore::Transaction t;
t.write(cid, src, 0, 12, srcbl);
t.write(cid, dst, 0, 12, dstbl);
t.clone_range(cid, src, dst, 2, 8, 2);
ASSERT_EQ(0, store->queue_transaction(ch, std::move(t)));
ASSERT_EQ(12, store->read(ch, dst, 0, 12, result));
ASSERT_EQ(expected, result);
}
// src __[__ __ __ __]__ 11 11
// dst 22 22 22 22 22 22
// res 22 00 00 00 00 22
TEST_F(MemStoreClone, CloneRangeHole)
{
ASSERT_TRUE(store);
const auto src = make_ghobject("src2");
const auto dst = make_ghobject("dst2");
bufferlist srcbl, dstbl, result, expected;
srcbl.append("1111");
dstbl.append("222222222222");
expected.append("22\000\000\000\000\000\000\000\00022", 12);
ObjectStore::Transaction t;
t.write(cid, src, 12, 4, srcbl);
t.write(cid, dst, 0, 12, dstbl);
t.clone_range(cid, src, dst, 2, 8, 2);
ASSERT_EQ(0, store->queue_transaction(ch, std::move(t)));
ASSERT_EQ(12, store->read(ch, dst, 0, 12, result));
ASSERT_EQ(expected, result);
}
// src __[__ __ __ 11]11
// dst 22 22 22 22 22 22
// res 22 00 00 00 11 22
TEST_F(MemStoreClone, CloneRangeHoleStart)
{
ASSERT_TRUE(store);
const auto src = make_ghobject("src3");
const auto dst = make_ghobject("dst3");
bufferlist srcbl, dstbl, result, expected;
srcbl.append("1111");
dstbl.append("222222222222");
expected.append("22\000\000\000\000\000\0001122", 12);
ObjectStore::Transaction t;
t.write(cid, src, 8, 4, srcbl);
t.write(cid, dst, 0, 12, dstbl);
t.clone_range(cid, src, dst, 2, 8, 2);
ASSERT_EQ(0, store->queue_transaction(ch, std::move(t)));
ASSERT_EQ(12, store->read(ch, dst, 0, 12, result));
ASSERT_EQ(expected, result);
}
// src 11[11 __ __ 11]11
// dst 22 22 22 22 22 22
// res 22 11 00 00 11 22
TEST_F(MemStoreClone, CloneRangeHoleMiddle)
{
ASSERT_TRUE(store);
const auto src = make_ghobject("src4");
const auto dst = make_ghobject("dst4");
bufferlist srcbl, dstbl, result, expected;
srcbl.append("1111");
dstbl.append("222222222222");
expected.append("2211\000\000\000\0001122", 12);
ObjectStore::Transaction t;
t.write(cid, src, 0, 4, srcbl);
t.write(cid, src, 8, 4, srcbl);
t.write(cid, dst, 0, 12, dstbl);
t.clone_range(cid, src, dst, 2, 8, 2);
ASSERT_EQ(0, store->queue_transaction(ch, std::move(t)));
ASSERT_EQ(12, store->read(ch, dst, 0, 12, result));
ASSERT_EQ(expected, result);
}
// src 11[11 __ __ __]__ 11 11
// dst 22 22 22 22 22 22
// res 22 11 00 00 00 22
TEST_F(MemStoreClone, CloneRangeHoleEnd)
{
ASSERT_TRUE(store);
const auto src = make_ghobject("src5");
const auto dst = make_ghobject("dst5");
bufferlist srcbl, dstbl, result, expected;
srcbl.append("1111");
dstbl.append("222222222222");
expected.append("2211\000\000\000\000\000\00022", 12);
ObjectStore::Transaction t;
t.write(cid, src, 0, 4, srcbl);
t.write(cid, src, 12, 4, srcbl);
t.write(cid, dst, 0, 12, dstbl);
t.clone_range(cid, src, dst, 2, 8, 2);
ASSERT_EQ(0, store->queue_transaction(ch, std::move(t)));
ASSERT_EQ(12, store->read(ch, dst, 0, 12, result));
ASSERT_EQ(expected, result);
}
int main(int argc, char** argv)
{
// default to memstore
map<string,string> defaults = {
{ "osd_objectstore", "memstore" },
{ "osd_data", "msc.test_temp_dir" },
{ "memstore_page_size", "4" }
};
vector<const char*> args;
argv_to_vec(argc, (const char **)argv, args);
auto cct = global_init(&defaults, args, CEPH_ENTITY_TYPE_CLIENT,
CODE_ENVIRONMENT_UTILITY,
CINIT_FLAG_NO_DEFAULT_CONFIG_FILE);
common_init_finish(g_ceph_context);
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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