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/*-
* Public Domain 2014-present MongoDB, Inc.
* Public Domain 2008-2014 WiredTiger, Inc.
*
* This is free and unencumbered software released into the public domain.
*
* Anyone is free to copy, modify, publish, use, compile, sell, or
* distribute this software, either in source code form or as a compiled
* binary, for any purpose, commercial or non-commercial, and by any
* means.
*
* In jurisdictions that recognize copyright laws, the author or authors
* of this software dedicate any and all copyright interest in the
* software to the public domain. We make this dedication for the benefit
* of the public at large and to the detriment of our heirs and
* successors. We intend this dedication to be an overt act of
* relinquishment in perpetuity of all present and future rights to this
* software under copyright law.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "thread_worker.h"
#include <thread>
#include "src/common/constants.h"
#include "src/common/logger.h"
#include "src/common/random_generator.h"
#include "transaction.h"
namespace test_harness {
const std::string
type_string(thread_type type)
{
switch (type) {
case thread_type::CHECKPOINT:
return ("checkpoint");
case thread_type::CUSTOM:
return ("custom");
case thread_type::INSERT:
return ("insert");
case thread_type::READ:
return ("read");
case thread_type::REMOVE:
return ("remove");
case thread_type::UPDATE:
return ("update");
default:
testutil_die(EINVAL, "unexpected thread_type: %d", static_cast<int>(type));
}
}
thread_worker::thread_worker(uint64_t id, thread_type type, configuration *config,
scoped_session &&created_session, timestamp_manager *timestamp_manager,
operation_tracker *op_tracker, database &dbase)
: /* These won't exist for certain threads which is why we use optional here. */
collection_count(config->get_optional_int(COLLECTION_COUNT, 1)),
key_count(config->get_optional_int(KEY_COUNT_PER_COLLECTION, 1)),
key_size(config->get_optional_int(KEY_SIZE, 1)),
value_size(config->get_optional_int(VALUE_SIZE, 1)),
thread_count(config->get_int(THREAD_COUNT)), type(type), id(id), db(dbase),
session(std::move(created_session)), tsm(timestamp_manager),
txn(transaction(config, timestamp_manager, session.get())), op_tracker(op_tracker),
_sleep_time_ms(config->get_throttle_ms())
{
if (op_tracker->enabled())
op_track_cursor = session.open_scoped_cursor(op_tracker->get_operation_table_name());
testutil_assert(key_size > 0 && value_size > 0);
}
void
thread_worker::finish()
{
_running = false;
}
std::string
thread_worker::pad_string(const std::string &value, uint64_t size)
{
uint64_t diff = size > value.size() ? size - value.size() : 0;
std::string s(diff, '0');
return (s.append(value));
}
bool
thread_worker::update(
scoped_cursor &cursor, uint64_t collection_id, const std::string &key, const std::string &value)
{
WT_DECL_RET;
testutil_assert(op_tracker != nullptr);
testutil_assert(cursor.get() != nullptr);
wt_timestamp_t ts = tsm->get_next_ts();
ret = txn.set_commit_timestamp(ts);
testutil_assert(ret == 0 || ret == EINVAL);
if (ret != 0) {
txn.set_needs_rollback(true);
return (false);
}
cursor->set_key(cursor.get(), key.c_str());
cursor->set_value(cursor.get(), value.c_str());
ret = cursor->update(cursor.get());
if (ret != 0) {
if (ret == WT_ROLLBACK) {
txn.set_needs_rollback(true);
return (false);
} else
testutil_die(ret, "unhandled error while trying to update a key");
}
uint64_t txn_id = ((WT_SESSION_IMPL *)session.get())->txn->id;
ret = op_tracker->save_operation(
txn_id, tracking_operation::INSERT, collection_id, key, value, ts, op_track_cursor);
if (ret == 0)
txn.add_op();
else if (ret == WT_ROLLBACK)
txn.set_needs_rollback(true);
else
testutil_die(ret, "unhandled error while trying to save an update to the tracking table");
return (ret == 0);
}
bool
thread_worker::insert(
scoped_cursor &cursor, uint64_t collection_id, const std::string &key, const std::string &value)
{
WT_DECL_RET;
testutil_assert(op_tracker != nullptr);
testutil_assert(cursor.get() != nullptr);
wt_timestamp_t ts = tsm->get_next_ts();
ret = txn.set_commit_timestamp(ts);
testutil_assert(ret == 0 || ret == EINVAL);
if (ret != 0) {
txn.set_needs_rollback(true);
return (false);
}
cursor->set_key(cursor.get(), key.c_str());
cursor->set_value(cursor.get(), value.c_str());
ret = cursor->insert(cursor.get());
if (ret != 0) {
if (ret == WT_ROLLBACK) {
txn.set_needs_rollback(true);
return (false);
} else
testutil_die(ret, "unhandled error while trying to insert a key");
}
uint64_t txn_id = ((WT_SESSION_IMPL *)session.get())->txn->id;
ret = op_tracker->save_operation(
txn_id, tracking_operation::INSERT, collection_id, key, value, ts, op_track_cursor);
if (ret == 0)
txn.add_op();
else if (ret == WT_ROLLBACK)
txn.set_needs_rollback(true);
else
testutil_die(ret, "unhandled error while trying to save an insert to the tracking table");
return (ret == 0);
}
bool
thread_worker::remove(scoped_cursor &cursor, uint64_t collection_id, const std::string &key)
{
WT_DECL_RET;
testutil_assert(op_tracker != nullptr);
testutil_assert(cursor.get() != nullptr);
wt_timestamp_t ts = tsm->get_next_ts();
ret = txn.set_commit_timestamp(ts);
testutil_assert(ret == 0 || ret == EINVAL);
if (ret != 0) {
txn.set_needs_rollback(true);
return (false);
}
cursor->set_key(cursor.get(), key.c_str());
ret = cursor->remove(cursor.get());
if (ret != 0) {
if (ret == WT_ROLLBACK) {
txn.set_needs_rollback(true);
return (false);
} else
testutil_die(ret, "unhandled error while trying to remove a key");
}
uint64_t txn_id = ((WT_SESSION_IMPL *)session.get())->txn->id;
ret = op_tracker->save_operation(
txn_id, tracking_operation::DELETE_KEY, collection_id, key, "", ts, op_track_cursor);
if (ret == 0)
txn.add_op();
else if (ret == WT_ROLLBACK)
txn.set_needs_rollback(true);
else
testutil_die(ret, "unhandled error while trying to save a remove to the tracking table");
return (ret == 0);
}
void
thread_worker::sleep()
{
std::this_thread::sleep_for(std::chrono::milliseconds(_sleep_time_ms));
}
bool
thread_worker::running() const
{
return (_running);
}
} // namespace test_harness
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