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/*
* SpecialKeySpaceCorrectness.actor.cpp
*
* This source file is part of the FoundationDB open source project
*
* Copyright 2013-2020 Apple Inc. and the FoundationDB project authors
*
* 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.
*/
#include "fdbclient/ManagementAPI.actor.h"
#include "fdbclient/NativeAPI.actor.h"
#include "fdbclient/ReadYourWrites.h"
#include "fdbclient/Schemas.h"
#include "fdbclient/SpecialKeySpace.actor.h"
#include "fdbserver/TesterInterface.actor.h"
#include "fdbserver/workloads/workloads.actor.h"
#include "flow/actorcompiler.h"
class SKSCTestImpl : public SpecialKeyRangeReadImpl {
public:
explicit SKSCTestImpl(KeyRangeRef kr) : SpecialKeyRangeReadImpl(kr) {}
virtual Future<Standalone<RangeResultRef>> getRange(ReadYourWritesTransaction* ryw, KeyRangeRef kr) const {
ASSERT(range.contains(kr));
auto resultFuture = ryw->getRange(kr, CLIENT_KNOBS->TOO_MANY);
// all keys are written to RYW, since GRV is set, the read should happen locally
ASSERT(resultFuture.isReady());
auto result = resultFuture.getValue();
ASSERT(!result.more);
// To make the test more complext, instead of simply returning the k-v pairs, we reverse all the value strings
auto kvs = resultFuture.getValue();
for (int i = 0; i < kvs.size(); ++i) {
std::string valStr(kvs[i].value.toString());
std::reverse(valStr.begin(), valStr.end());
kvs[i].value = ValueRef(kvs.arena(), valStr);
}
return kvs;
}
};
struct SpecialKeySpaceCorrectnessWorkload : TestWorkload {
int actorCount, minKeysPerRange, maxKeysPerRange, rangeCount, keyBytes, valBytes, conflictRangeSizeFactor;
double testDuration, absoluteRandomProb, transactionsPerSecond;
PerfIntCounter wrongResults, keysCount;
Reference<ReadYourWritesTransaction> ryw; // used to store all populated data
std::vector<std::shared_ptr<SKSCTestImpl>> impls;
Standalone<VectorRef<KeyRangeRef>> keys;
SpecialKeySpaceCorrectnessWorkload(WorkloadContext const& wcx)
: TestWorkload(wcx), wrongResults("Wrong Results"), keysCount("Number of generated keys") {
minKeysPerRange = getOption(options, LiteralStringRef("minKeysPerRange"), 1);
maxKeysPerRange = getOption(options, LiteralStringRef("maxKeysPerRange"), 100);
rangeCount = getOption(options, LiteralStringRef("rangeCount"), 10);
keyBytes = getOption(options, LiteralStringRef("keyBytes"), 16);
valBytes = getOption(options, LiteralStringRef("valueBytes"), 16);
testDuration = getOption(options, LiteralStringRef("testDuration"), 10.0);
transactionsPerSecond = getOption(options, LiteralStringRef("transactionsPerSecond"), 100.0);
actorCount = getOption(options, LiteralStringRef("actorCount"), 1);
absoluteRandomProb = getOption(options, LiteralStringRef("absoluteRandomProb"), 0.5);
// Controls the relative size of read/write conflict ranges and the number of random getranges
conflictRangeSizeFactor = getOption(options, LiteralStringRef("conflictRangeSizeFactor"), 10);
ASSERT(conflictRangeSizeFactor >= 1);
}
virtual std::string description() { return "SpecialKeySpaceCorrectness"; }
virtual Future<Void> setup(Database const& cx) { return _setup(cx, this); }
virtual Future<Void> start(Database const& cx) { return _start(cx, this); }
virtual Future<bool> check(Database const& cx) { return wrongResults.getValue() == 0; }
virtual void getMetrics(std::vector<PerfMetric>& m) {}
// disable the default timeout setting
double getCheckTimeout() override { return std::numeric_limits<double>::max(); }
Future<Void> _setup(Database cx, SpecialKeySpaceCorrectnessWorkload* self) {
cx->specialKeySpace = std::make_unique<SpecialKeySpace>();
self->ryw = Reference(new ReadYourWritesTransaction(cx));
self->ryw->setOption(FDBTransactionOptions::SPECIAL_KEY_SPACE_RELAXED);
self->ryw->setVersion(100);
self->ryw->clear(normalKeys);
// generate key ranges
for (int i = 0; i < self->rangeCount; ++i) {
std::string baseKey = deterministicRandom()->randomAlphaNumeric(i + 1);
Key startKey(baseKey + "/");
Key endKey(baseKey + "/\xff");
self->keys.push_back_deep(self->keys.arena(), KeyRangeRef(startKey, endKey));
self->impls.push_back(std::make_shared<SKSCTestImpl>(KeyRangeRef(startKey, endKey)));
// Although there are already ranges registered, the testing range will replace them
cx->specialKeySpace->registerKeyRange(SpecialKeySpace::MODULE::TESTONLY,
SpecialKeySpace::IMPLTYPE::READONLY, self->keys.back(),
self->impls.back().get());
// generate keys in each key range
int keysInRange = deterministicRandom()->randomInt(self->minKeysPerRange, self->maxKeysPerRange + 1);
self->keysCount += keysInRange;
for (int j = 0; j < keysInRange; ++j) {
self->ryw->set(Key(deterministicRandom()->randomAlphaNumeric(self->keyBytes)).withPrefix(startKey),
Value(deterministicRandom()->randomAlphaNumeric(self->valBytes)));
}
}
return Void();
}
ACTOR Future<Void> _start(Database cx, SpecialKeySpaceCorrectnessWorkload* self) {
testRywLifetime(cx);
wait(timeout(self->testSpecialKeySpaceErrors(cx, self) && self->getRangeCallActor(cx, self) &&
testConflictRanges(cx, /*read*/ true, self) && testConflictRanges(cx, /*read*/ false, self) &&
self->managementApiCorrectnessActor(cx, self),
self->testDuration, Void()));
return Void();
}
// This would be a unit test except we need a Database to create an ryw transaction
static void testRywLifetime(Database cx) {
Future<Void> f;
{
ReadYourWritesTransaction ryw{ cx->clone() };
f = success(ryw.get(LiteralStringRef("\xff\xff/status/json")));
TEST(!f.isReady());
}
ASSERT(f.isError());
ASSERT(f.getError().code() == error_code_transaction_cancelled);
}
ACTOR Future<Void> getRangeCallActor(Database cx, SpecialKeySpaceCorrectnessWorkload* self) {
state double lastTime = now();
loop {
wait(poisson(&lastTime, 1.0 / self->transactionsPerSecond));
state bool reverse = deterministicRandom()->coinflip();
state GetRangeLimits limit = self->randomLimits();
state KeySelector begin = self->randomKeySelector();
state KeySelector end = self->randomKeySelector();
auto correctResultFuture = self->ryw->getRange(begin, end, limit, false, reverse);
ASSERT(correctResultFuture.isReady());
auto correctResult = correctResultFuture.getValue();
auto testResultFuture = cx->specialKeySpace->getRange(self->ryw.getPtr(), begin, end, limit, reverse);
ASSERT(testResultFuture.isReady());
auto testResult = testResultFuture.getValue();
// check the consistency of results
if (!self->compareRangeResult(correctResult, testResult)) {
TraceEvent(SevError, "TestFailure")
.detail("Reason", "Results from getRange are inconsistent")
.detail("Begin", begin.toString())
.detail("End", end.toString())
.detail("LimitRows", limit.rows)
.detail("LimitBytes", limit.bytes)
.detail("Reverse", reverse);
++self->wrongResults;
}
}
}
bool compareRangeResult(Standalone<RangeResultRef>& res1, Standalone<RangeResultRef>& res2) {
if ((res1.more != res2.more) || (res1.readToBegin != res2.readToBegin) ||
(res1.readThroughEnd != res2.readThroughEnd)) {
TraceEvent(SevError, "TestFailure")
.detail("Reason", "RangeResultRef flags are inconsistent")
.detail("More", res1.more)
.detail("ReadToBegin", res1.readToBegin)
.detail("ReadThroughEnd", res1.readThroughEnd)
.detail("More2", res2.more)
.detail("ReadToBegin2", res2.readToBegin)
.detail("ReadThroughEnd2", res2.readThroughEnd);
return false;
}
if (res1.size() != res2.size()) {
TraceEvent(SevError, "TestFailure")
.detail("Reason", "Results' sizes are inconsistent")
.detail("CorrestResultSize", res1.size())
.detail("TestResultSize", res2.size());
return false;
}
for (int i = 0; i < res1.size(); ++i) {
if (res1[i].key != res2[i].key) {
TraceEvent(SevError, "TestFailure")
.detail("Reason", "Keys are inconsistent")
.detail("Index", i)
.detail("CorrectKey", printable(res1[i].key))
.detail("TestKey", printable(res2[i].key));
return false;
}
// Value strings should be reversed pairs
std::string valStr(res2[i].value.toString());
std::reverse(valStr.begin(), valStr.end());
Value valReversed(valStr);
if (res1[i].value != valReversed) {
TraceEvent(SevError, "TestFailure")
.detail("Reason", "Values are inconsistent, CorrectValue should be the reverse of the TestValue")
.detail("Index", i)
.detail("CorrectValue", printable(res1[i].value))
.detail("TestValue", printable(res2[i].value));
return false;
}
TEST(true); // Special key space keys equal
}
return true;
}
KeySelector randomKeySelector() {
Key randomKey;
if (deterministicRandom()->random01() < absoluteRandomProb) {
Key prefix;
if (deterministicRandom()->random01() < absoluteRandomProb)
// prefix length is randomly generated
prefix =
Key(deterministicRandom()->randomAlphaNumeric(deterministicRandom()->randomInt(1, rangeCount + 1)) +
"/");
else
// pick up an existing prefix
prefix = keys[deterministicRandom()->randomInt(0, rangeCount)].begin;
randomKey = Key(deterministicRandom()->randomAlphaNumeric(keyBytes)).withPrefix(prefix);
} else {
// pick up existing keys from registered key ranges
KeyRangeRef randomKeyRangeRef = keys[deterministicRandom()->randomInt(0, keys.size())];
randomKey = deterministicRandom()->coinflip() ? randomKeyRangeRef.begin : randomKeyRangeRef.end;
}
// covers corner cases where offset points outside the key space
int offset = deterministicRandom()->randomInt(-keysCount.getValue() - 1, keysCount.getValue() + 2);
return KeySelectorRef(randomKey, deterministicRandom()->coinflip(), offset);
}
GetRangeLimits randomLimits() {
// TODO : fix knobs for row_unlimited
int rowLimits = deterministicRandom()->randomInt(1, keysCount.getValue() + 1);
// The largest key's bytes is longest prefix bytes + 1(for '/') + generated key bytes
// 8 here refers to bytes of KeyValueRef
int byteLimits = deterministicRandom()->randomInt(
1, keysCount.getValue() * (keyBytes + (rangeCount + 1) + valBytes + 8) + 1);
return GetRangeLimits(rowLimits, byteLimits);
}
ACTOR Future<Void> testSpecialKeySpaceErrors(Database cx_, SpecialKeySpaceCorrectnessWorkload* self) {
Database cx = cx_->clone();
state Reference<ReadYourWritesTransaction> tx = Reference(new ReadYourWritesTransaction(cx));
// begin key outside module range
try {
wait(success(tx->getRange(
KeyRangeRef(LiteralStringRef("\xff\xff/transactio"), LiteralStringRef("\xff\xff/transaction0")),
CLIENT_KNOBS->TOO_MANY)));
ASSERT(false);
} catch (Error& e) {
if (e.code() == error_code_actor_cancelled) throw;
ASSERT(e.code() == error_code_special_keys_cross_module_read);
tx->reset();
}
// end key outside module range
try {
wait(success(tx->getRange(
KeyRangeRef(LiteralStringRef("\xff\xff/transaction/"), LiteralStringRef("\xff\xff/transaction1")),
CLIENT_KNOBS->TOO_MANY)));
ASSERT(false);
} catch (Error& e) {
if (e.code() == error_code_actor_cancelled) throw;
ASSERT(e.code() == error_code_special_keys_cross_module_read);
tx->reset();
}
// both begin and end outside module range
try {
wait(success(tx->getRange(
KeyRangeRef(LiteralStringRef("\xff\xff/transaction"), LiteralStringRef("\xff\xff/transaction1")),
CLIENT_KNOBS->TOO_MANY)));
ASSERT(false);
} catch (Error& e) {
if (e.code() == error_code_actor_cancelled) throw;
ASSERT(e.code() == error_code_special_keys_cross_module_read);
tx->reset();
}
// legal range read using the module range
try {
wait(success(tx->getRange(
KeyRangeRef(LiteralStringRef("\xff\xff/transaction/"), LiteralStringRef("\xff\xff/transaction0")),
CLIENT_KNOBS->TOO_MANY)));
TEST(true);
tx->reset();
} catch (Error& e) {
throw;
}
// cross module read with option turned on
try {
tx->setOption(FDBTransactionOptions::SPECIAL_KEY_SPACE_RELAXED);
const KeyRef startKey = LiteralStringRef("\xff\xff/transactio");
const KeyRef endKey = LiteralStringRef("\xff\xff/transaction1");
Standalone<RangeResultRef> result =
wait(tx->getRange(KeyRangeRef(startKey, endKey), GetRangeLimits(CLIENT_KNOBS->TOO_MANY)));
// The whole transaction module should be empty
ASSERT(!result.size());
tx->reset();
} catch (Error& e) {
throw;
}
// end keySelector inside module range, *** a tricky corner case ***
try {
tx->addReadConflictRange(singleKeyRange(LiteralStringRef("testKey")));
KeySelector begin = KeySelectorRef(readConflictRangeKeysRange.begin, false, 1);
KeySelector end = KeySelectorRef(LiteralStringRef("\xff\xff/transaction0"), false, 0);
wait(success(tx->getRange(begin, end, GetRangeLimits(CLIENT_KNOBS->TOO_MANY))));
TEST(true);
tx->reset();
} catch (Error& e) {
throw;
}
// No module found error case with keys
try {
wait(success(tx->getRange(KeyRangeRef(LiteralStringRef("\xff\xff/A_no_module_related_prefix"),
LiteralStringRef("\xff\xff/I_am_also_not_in_any_module")),
CLIENT_KNOBS->TOO_MANY)));
ASSERT(false);
} catch (Error& e) {
if (e.code() == error_code_actor_cancelled) throw;
ASSERT(e.code() == error_code_special_keys_no_module_found);
tx->reset();
}
// No module found error with KeySelectors, *** a tricky corner case ***
try {
KeySelector begin = KeySelectorRef(LiteralStringRef("\xff\xff/zzz_i_am_not_a_module"), false, 1);
KeySelector end = KeySelectorRef(LiteralStringRef("\xff\xff/zzz_to_be_the_final_one"), false, 2);
wait(success(tx->getRange(begin, end, CLIENT_KNOBS->TOO_MANY)));
ASSERT(false);
} catch (Error& e) {
if (e.code() == error_code_actor_cancelled) throw;
ASSERT(e.code() == error_code_special_keys_no_module_found);
tx->reset();
}
// begin and end keySelectors clamp up to the boundary of the module
try {
const KeyRef key = LiteralStringRef("\xff\xff/cluster_file_path");
KeySelector begin = KeySelectorRef(key, false, 0);
KeySelector end = KeySelectorRef(keyAfter(key), false, 2);
Standalone<RangeResultRef> result = wait(tx->getRange(begin, end, GetRangeLimits(CLIENT_KNOBS->TOO_MANY)));
ASSERT(result.readToBegin && result.readThroughEnd);
tx->reset();
} catch (Error& e) {
throw;
}
try {
tx->addReadConflictRange(singleKeyRange(LiteralStringRef("readKey")));
const KeyRef key = LiteralStringRef("\xff\xff/transaction/a_to_be_the_first");
KeySelector begin = KeySelectorRef(key, false, 0);
KeySelector end = KeySelectorRef(key, false, 2);
Standalone<RangeResultRef> result = wait(tx->getRange(begin, end, GetRangeLimits(CLIENT_KNOBS->TOO_MANY)));
ASSERT(result.readToBegin && !result.readThroughEnd);
tx->reset();
} catch (Error& e) {
throw;
}
// Errors introduced by SpecialKeyRangeRWImpl
// Writes are disabled by default
try {
tx->set(LiteralStringRef("\xff\xff/I_am_not_a_range_can_be_written"), ValueRef());
} catch (Error& e) {
if (e.code() == error_code_actor_cancelled) throw;
ASSERT(e.code() == error_code_special_keys_write_disabled);
tx->reset();
}
// The special key is not in a range that can be called with set
try {
tx->setOption(FDBTransactionOptions::SPECIAL_KEY_SPACE_ENABLE_WRITES);
tx->set(LiteralStringRef("\xff\xff/I_am_not_a_range_can_be_written"), ValueRef());
ASSERT(false);
} catch (Error& e) {
if (e.code() == error_code_actor_cancelled) throw;
ASSERT(e.code() == error_code_special_keys_no_write_module_found);
tx->reset();
}
// A clear cross two ranges are forbidden
try {
tx->setOption(FDBTransactionOptions::SPECIAL_KEY_SPACE_ENABLE_WRITES);
tx->clear(KeyRangeRef(SpecialKeySpace::getManamentApiCommandRange("exclude").begin,
SpecialKeySpace::getManamentApiCommandRange("failed").end));
ASSERT(false);
} catch (Error& e) {
if (e.code() == error_code_actor_cancelled) throw;
ASSERT(e.code() == error_code_special_keys_cross_module_clear);
tx->reset();
}
// Management api error, and error message shema check
try {
tx->setOption(FDBTransactionOptions::SPECIAL_KEY_SPACE_ENABLE_WRITES);
tx->set(LiteralStringRef("Invalid_Network_Address")
.withPrefix(SpecialKeySpace::getManagementApiCommandPrefix("exclude")),
ValueRef());
wait(tx->commit());
ASSERT(false);
} catch (Error& e) {
if (e.code() == error_code_actor_cancelled) throw;
ASSERT(e.code() == error_code_special_keys_api_failure);
Optional<Value> errorMsg =
wait(tx->get(SpecialKeySpace::getModuleRange(SpecialKeySpace::MODULE::ERRORMSG).begin));
ASSERT(errorMsg.present());
std::string errorStr;
auto valueObj = readJSONStrictly(errorMsg.get().toString()).get_obj();
auto schema = readJSONStrictly(JSONSchemas::managementApiErrorSchema.toString()).get_obj();
// special_key_space_management_api_error_msg schema validation
ASSERT(schemaMatch(schema, valueObj, errorStr, SevError, true));
tx->reset();
}
return Void();
}
ACTOR static Future<Void> testConflictRanges(Database cx_, bool read, SpecialKeySpaceCorrectnessWorkload* self) {
state StringRef prefix = read ? readConflictRangeKeysRange.begin : writeConflictRangeKeysRange.begin;
TEST(read); // test read conflict range special key implementation
TEST(!read); // test write conflict range special key implementation
// Get a default special key range instance
Database cx = cx_->clone();
state Reference<ReadYourWritesTransaction> tx = Reference(new ReadYourWritesTransaction(cx));
state Reference<ReadYourWritesTransaction> referenceTx = Reference(new ReadYourWritesTransaction(cx));
state bool ryw = deterministicRandom()->coinflip();
if (!ryw) {
tx->setOption(FDBTransactionOptions::READ_YOUR_WRITES_DISABLE);
}
referenceTx->setVersion(100); // Prevent this from doing a GRV or committing
referenceTx->clear(normalKeys);
referenceTx->setOption(FDBTransactionOptions::ACCESS_SYSTEM_KEYS);
int numKeys = deterministicRandom()->randomInt(1, self->conflictRangeSizeFactor) * 4;
state std::vector<std::string> keys; // Must all be distinct
keys.resize(numKeys);
int lastKey = 0;
for (auto& key : keys) {
key = std::to_string(lastKey++);
}
if (deterministicRandom()->coinflip()) {
// Include beginning of keyspace
keys.push_back("");
}
if (deterministicRandom()->coinflip()) {
// Include end of keyspace
keys.push_back("\xff");
}
std::mt19937 g(deterministicRandom()->randomUInt32());
std::shuffle(keys.begin(), keys.end(), g);
// First half of the keys will be ranges, the other keys will mix in some read boundaries that aren't range
// boundaries
std::sort(keys.begin(), keys.begin() + keys.size() / 2);
for (auto iter = keys.begin(); iter + 1 < keys.begin() + keys.size() / 2; iter += 2) {
Standalone<KeyRangeRef> range = KeyRangeRef(*iter, *(iter + 1));
if (read) {
tx->addReadConflictRange(range);
// Add it twice so that we can observe the de-duplication that should get done
tx->addReadConflictRange(range);
} else {
tx->addWriteConflictRange(range);
tx->addWriteConflictRange(range);
}
// TODO test that fails if we don't wait on tx->pendingReads()
referenceTx->set(range.begin, LiteralStringRef("1"));
referenceTx->set(range.end, LiteralStringRef("0"));
}
if (!read && deterministicRandom()->coinflip()) {
try {
wait(tx->commit());
} catch (Error& e) {
if (e.code() == error_code_actor_cancelled) throw;
return Void();
}
TEST(true); // Read write conflict range of committed transaction
}
try {
wait(success(tx->get(LiteralStringRef("\xff\xff/1314109/i_hope_this_isn't_registered"))));
ASSERT(false);
} catch (Error& e) {
if (e.code() == error_code_actor_cancelled) throw;
ASSERT(e.code() == error_code_special_keys_no_module_found);
}
for (int i = 0; i < self->conflictRangeSizeFactor; ++i) {
GetRangeLimits limit;
KeySelector begin;
KeySelector end;
loop {
begin = firstGreaterOrEqual(deterministicRandom()->randomChoice(keys));
end = firstGreaterOrEqual(deterministicRandom()->randomChoice(keys));
if (begin.getKey() < end.getKey()) break;
}
bool reverse = deterministicRandom()->coinflip();
auto correctResultFuture = referenceTx->getRange(begin, end, limit, false, reverse);
ASSERT(correctResultFuture.isReady());
begin.setKey(begin.getKey().withPrefix(prefix, begin.arena()));
end.setKey(end.getKey().withPrefix(prefix, begin.arena()));
auto testResultFuture = tx->getRange(begin, end, limit, false, reverse);
ASSERT(testResultFuture.isReady());
auto correct_iter = correctResultFuture.get().begin();
auto test_iter = testResultFuture.get().begin();
bool had_error = false;
while (correct_iter != correctResultFuture.get().end() && test_iter != testResultFuture.get().end()) {
if (correct_iter->key != test_iter->key.removePrefix(prefix) ||
correct_iter->value != test_iter->value) {
TraceEvent(SevError, "TestFailure")
.detail("Reason", "Mismatched keys")
.detail("ConflictType", read ? "read" : "write")
.detail("CorrectKey", correct_iter->key)
.detail("TestKey", test_iter->key)
.detail("CorrectValue", correct_iter->value)
.detail("TestValue", test_iter->value)
.detail("Begin", begin.toString())
.detail("End", end.toString())
.detail("Ryw", ryw);
had_error = true;
++self->wrongResults;
}
++correct_iter;
++test_iter;
}
while (correct_iter != correctResultFuture.get().end()) {
TraceEvent(SevError, "TestFailure")
.detail("Reason", "Extra correct key")
.detail("ConflictType", read ? "read" : "write")
.detail("CorrectKey", correct_iter->key)
.detail("CorrectValue", correct_iter->value)
.detail("Begin", begin.toString())
.detail("End", end.toString())
.detail("Ryw", ryw);
++correct_iter;
had_error = true;
++self->wrongResults;
}
while (test_iter != testResultFuture.get().end()) {
TraceEvent(SevError, "TestFailure")
.detail("Reason", "Extra test key")
.detail("ConflictType", read ? "read" : "write")
.detail("TestKey", test_iter->key)
.detail("TestValue", test_iter->value)
.detail("Begin", begin.toString())
.detail("End", end.toString())
.detail("Ryw", ryw);
++test_iter;
had_error = true;
++self->wrongResults;
}
if (had_error) break;
}
return Void();
}
ACTOR Future<Void> managementApiCorrectnessActor(Database cx_, SpecialKeySpaceCorrectnessWorkload* self) {
// All management api related tests
Database cx = cx_->clone();
state Reference<ReadYourWritesTransaction> tx = Reference(new ReadYourWritesTransaction(cx));
// test ordered option keys
{
tx->setOption(FDBTransactionOptions::SPECIAL_KEY_SPACE_ENABLE_WRITES);
for (const std::string& option : SpecialKeySpace::getManagementApiOptionsSet()) {
tx->set(LiteralStringRef("options/")
.withPrefix(SpecialKeySpace::getModuleRange(SpecialKeySpace::MODULE::MANAGEMENT).begin)
.withSuffix(option),
ValueRef());
}
Standalone<RangeResultRef> res = wait(tx->getRange(
KeyRangeRef(LiteralStringRef("options/"), LiteralStringRef("options0"))
.withPrefix(SpecialKeySpace::getModuleRange(SpecialKeySpace::MODULE::MANAGEMENT).begin),
CLIENT_KNOBS->TOO_MANY));
ASSERT(res.size() == SpecialKeySpace::getManagementApiOptionsSet().size());
for (int i = 0; i < res.size() - 1; ++i) ASSERT(res[i].key < res[i + 1].key);
tx->reset();
}
return Void();
}
};
WorkloadFactory<SpecialKeySpaceCorrectnessWorkload> SpecialKeySpaceCorrectnessFactory("SpecialKeySpaceCorrectness");
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