210 lines
6.9 KiB
C++
210 lines
6.9 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_jitter : public testcase {
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protected:
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void check_dbi_error(int expect, const char *stage);
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public:
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testcase_jitter(const actor_config &config, const mdbx_pid_t pid)
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: testcase(config, pid) {}
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bool run() override;
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};
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REGISTER_TESTCASE(jitter);
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void testcase_jitter::check_dbi_error(int expect, const char *stage) {
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MDBX_stat stat;
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int err = mdbx_dbi_stat(txn_guard.get(), dbi, &stat, sizeof(stat));
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if (err != expect)
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failure("unexpected result for %s dbi-handle: expect %d, got %d", stage,
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expect, err);
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}
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bool testcase_jitter::run() {
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int err;
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size_t upper_limit = config.params.size_upper;
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if (upper_limit < 1)
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upper_limit = config.params.size_now * 2;
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tablename_buf buffer;
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const char *const tablename = db_tablename(buffer);
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tablename_buf buffer_renamed;
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const char *const tablename_renamed =
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db_tablename(buffer_renamed, ".renamed");
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while (should_continue()) {
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jitter_delay();
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db_open();
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if (!dbi && !mode_readonly()) {
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// create table
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txn_begin(false);
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dbi = db_table_open(true);
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check_dbi_error(MDBX_SUCCESS, "created-uncommitted");
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bool renamed = false;
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if (flipcoin()) {
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err = mdbx_dbi_rename(txn_guard.get(), dbi, tablename_renamed);
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if (err != MDBX_SUCCESS)
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failure_perror("jitter.rename-1", err);
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renamed = true;
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}
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// note: here and below the 4-byte length keys and value are used
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// to be compatible with any Db-flags given from command line.
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MDBX_val k = {(void *)"k000", 4}, v = {(void *)"v001", 4};
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err = mdbx_put(txn_guard.get(), dbi, &k, &v, MDBX_UPSERT);
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if (err != MDBX_SUCCESS)
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failure_perror("jitter.put-1", err);
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txn_end(false);
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// drop & re-create table, but abort txn
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txn_begin(false);
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check_dbi_error(MDBX_SUCCESS, "created-committed");
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err = mdbx_drop(txn_guard.get(), dbi, true);
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if (unlikely(err != MDBX_SUCCESS))
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failure_perror("mdbx_drop(delete=true)", err);
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check_dbi_error(MDBX_BAD_DBI, "dropped-uncommitted");
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dbi = db_table_open(true);
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check_dbi_error(MDBX_SUCCESS, "recreated-uncommitted");
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txn_end(true);
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// check after aborted txn
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txn_begin(false);
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v = {(void *)"v002", 4};
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err = mdbx_put(txn_guard.get(), dbi, &k, &v, MDBX_UPSERT);
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if (err != MDBX_BAD_DBI)
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failure_perror("jitter.put-2", err);
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check_dbi_error(MDBX_BAD_DBI, "dropped-recreated-aborted");
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// restore DBI
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dbi = db_table_open(false, renamed);
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if (renamed) {
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err = mdbx_dbi_open(
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txn_guard.get(), tablename_renamed,
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flipcoin() ? MDBX_DB_ACCEDE : config.params.table_flags, &dbi);
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if (unlikely(err != MDBX_SUCCESS))
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failure_perror("open-renamed", err);
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err = mdbx_dbi_rename(txn_guard.get(), dbi, tablename);
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if (err != MDBX_SUCCESS)
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failure_perror("jitter.rename-2", err);
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}
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check_dbi_error(MDBX_SUCCESS, "dropped-recreated-aborted+reopened");
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v = {(void *)"v003", 4};
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err = mdbx_put(txn_guard.get(), dbi, &k, &v, MDBX_UPSERT);
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if (err != MDBX_SUCCESS)
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failure_perror("jitter.put-3", err);
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txn_end(false);
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}
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if (upper_limit < 1) {
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MDBX_envinfo info;
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err = mdbx_env_info_ex(db_guard.get(), txn_guard.get(), &info,
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sizeof(info));
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if (err)
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failure_perror("mdbx_env_info_ex()", err);
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upper_limit = (info.mi_geo.upper < INTPTR_MAX)
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? (intptr_t)info.mi_geo.upper
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: INTPTR_MAX;
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}
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if (flipcoin()) {
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jitter_delay();
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txn_begin(true);
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fetch_canary();
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if (flipcoin()) {
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MDBX_txn_info info;
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err = mdbx_txn_reset(txn_guard.get());
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if (err)
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failure_perror("mdbx_txn_reset()", err);
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err = mdbx_txn_info(txn_guard.get(), &info, false);
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if (err != MDBX_BAD_TXN)
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failure_perror("mdbx_txn_info(MDBX_BAD_TXN)", err);
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err = mdbx_txn_reset(txn_guard.get());
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if (err)
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failure_perror("mdbx_txn_reset(again)", err);
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err = mdbx_txn_break(txn_guard.get());
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if (err)
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failure_perror("mdbx_txn_break()", err);
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err = mdbx_txn_abort(txn_guard.get());
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if (err)
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failure_perror("mdbx_txn_abort()", err);
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txn_guard.release();
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txn_begin(true);
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err = mdbx_txn_reset(txn_guard.get());
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if (err)
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failure_perror("mdbx_txn_reset()", err);
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err = mdbx_txn_renew(txn_guard.get());
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if (err)
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failure_perror("mdbx_txn_renew()", err);
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err = mdbx_txn_info(txn_guard.get(), &info, false);
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if (err)
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failure_perror("mdbx_txn_info()", err);
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}
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jitter_delay();
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txn_end(flipcoin());
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}
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const bool coin4size = flipcoin();
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jitter_delay();
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txn_begin(mode_readonly());
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jitter_delay();
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if (!mode_readonly()) {
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fetch_canary();
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update_canary(1);
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if (global::config::geometry_jitter) {
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err = mdbx_env_set_geometry(
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db_guard.get(), -1, -1,
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coin4size ? upper_limit * 2 / 3 : upper_limit * 3 / 2, -1, -1, -1);
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if (err != MDBX_SUCCESS && err != MDBX_UNABLE_EXTEND_MAPSIZE &&
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err != MDBX_MAP_FULL && err != MDBX_TOO_LARGE && err != MDBX_EPERM)
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failure_perror("mdbx_env_set_geometry-1", err);
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}
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}
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if (flipcoin()) {
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uint64_t unused;
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err = mdbx_dbi_sequence(txn_guard.get(), MAIN_DBI, &unused,
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mode_readonly() ? 0 : 1);
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if (err)
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failure_perror("mdbx_dbi_sequence()", err);
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}
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txn_end(flipcoin());
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if (global::config::geometry_jitter) {
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err = mdbx_env_set_geometry(
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db_guard.get(), -1, -1,
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!coin4size ? upper_limit * 2 / 3 : upper_limit * 3 / 2, -1, -1, -1);
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if (err != MDBX_SUCCESS && err != MDBX_UNABLE_EXTEND_MAPSIZE &&
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err != MDBX_MAP_FULL && err != MDBX_TOO_LARGE && err != MDBX_EPERM)
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failure_perror("mdbx_env_set_geometry-2", err);
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}
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if (flipcoin()) {
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jitter_delay();
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txn_begin(true);
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jitter_delay();
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txn_end(flipcoin());
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}
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if (global::config::geometry_jitter) {
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jitter_delay();
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err = mdbx_env_set_geometry(db_guard.get(), -1, -1, upper_limit, -1, -1,
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-1);
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if (err != MDBX_SUCCESS && err != MDBX_UNABLE_EXTEND_MAPSIZE &&
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err != MDBX_MAP_FULL && err != MDBX_TOO_LARGE && err != MDBX_EPERM)
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failure_perror("mdbx_env_set_geometry-3", err);
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}
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db_close();
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/* just 'align' nops with other tests with batching */
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const auto batching =
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std::max(config.params.batch_read, config.params.batch_write);
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report(std::max(1u, batching / 2));
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}
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return true;
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}
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