68 lines
2.4 KiB
C++
68 lines
2.4 KiB
C++
/// \author Леонид Юрьев aka Leonid Yuriev <leo@yuriev.ru> \date 2015-2024
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/// \copyright SPDX-License-Identifier: Apache-2.0
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#include "test.h++"
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class testcase_copy : public testcase {
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const std::string copy_pathname;
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void copy_db(const bool with_compaction);
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public:
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testcase_copy(const actor_config &config, const mdbx_pid_t pid)
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: testcase(config, pid),
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copy_pathname(config.params.pathname_db + "-copy") {}
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bool run() override;
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};
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REGISTER_TESTCASE(copy);
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void testcase_copy::copy_db(const bool with_compaction) {
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int err = mdbx_env_delete(copy_pathname.c_str(), MDBX_ENV_JUST_DELETE);
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if (err != MDBX_SUCCESS && err != MDBX_RESULT_TRUE)
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failure_perror("osal_removefile()", err);
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if (flipcoin()) {
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err = mdbx_env_copy(db_guard.get(), copy_pathname.c_str(),
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with_compaction ? MDBX_CP_COMPACT : MDBX_CP_DEFAULTS);
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if (unlikely(err != MDBX_SUCCESS))
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failure_perror(with_compaction ? "mdbx_env_copy(MDBX_CP_COMPACT)"
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: "mdbx_env_copy(MDBX_CP_ASIS)",
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err);
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} else {
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do {
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const bool ro = mode_readonly() || flipcoin();
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const bool throttle = ro && flipcoin();
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const bool dynsize = flipcoin();
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const bool flush = flipcoin();
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const bool enable_renew = flipcoin();
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const MDBX_copy_flags_t flags =
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(with_compaction ? MDBX_CP_COMPACT : MDBX_CP_DEFAULTS) |
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(dynsize ? MDBX_CP_FORCE_DYNAMIC_SIZE : MDBX_CP_DEFAULTS) |
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(throttle ? MDBX_CP_THROTTLE_MVCC : MDBX_CP_DEFAULTS) |
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(flush ? MDBX_CP_DEFAULTS : MDBX_CP_DONT_FLUSH) |
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(enable_renew ? MDBX_CP_RENEW_TXN : MDBX_CP_DEFAULTS);
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txn_begin(ro);
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err =
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mdbx_txn_copy2pathname(txn_guard.get(), copy_pathname.c_str(), flags);
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if (unlikely(err != MDBX_SUCCESS && (!throttle || err != MDBX_OUSTED) &&
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(!enable_renew && err != MDBX_MVCC_RETARDED)))
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failure_perror(with_compaction
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? "mdbx_txn_copy2pathname(MDBX_CP_COMPACT)"
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: "mdbx_txn_copy2pathname(MDBX_CP_ASIS)",
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err);
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txn_end(err != MDBX_SUCCESS || flipcoin());
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} while (err != MDBX_SUCCESS);
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}
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}
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bool testcase_copy::run() {
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jitter_delay();
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db_open();
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assert(!txn_guard);
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const bool order = flipcoin();
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jitter_delay();
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copy_db(order);
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jitter_delay();
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copy_db(!order);
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return true;
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}
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