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-rw-r--r--src/mongo/db/pipeline/variables.cpp2
-rw-r--r--src/mongo/db/read_concern_mongod.cpp2
-rw-r--r--src/mongo/db/s/vector_clock_config_server_test.cpp4
-rw-r--r--src/mongo/db/s/vector_clock_shard_server_test.cpp32
-rw-r--r--src/mongo/db/vector_clock.cpp4
-rw-r--r--src/mongo/db/vector_clock.h19
-rw-r--r--src/mongo/db/vector_clock_document.idl2
-rw-r--r--src/mongo/db/vector_clock_mongod.cpp9
-rw-r--r--src/mongo/db/vector_clock_mongod_test.cpp24
-rw-r--r--src/mongo/db/vector_clock_test.cpp4
-rw-r--r--src/mongo/s/balancer_configuration_test.cpp5
-rw-r--r--src/mongo/s/catalog/sharding_catalog_client_test.cpp49
-rw-r--r--src/mongo/s/client/shard_remote_test.cpp5
-rw-r--r--src/mongo/s/commands/strategy.cpp4
-rw-r--r--src/mongo/s/sharding_router_test_fixture.cpp9
15 files changed, 118 insertions, 56 deletions
diff --git a/src/mongo/db/pipeline/variables.cpp b/src/mongo/db/pipeline/variables.cpp
index 0adcf0505ff..26793962efd 100644
--- a/src/mongo/db/pipeline/variables.cpp
+++ b/src/mongo/db/pipeline/variables.cpp
@@ -281,7 +281,7 @@ LegacyRuntimeConstants Variables::generateRuntimeConstants(OperationContext* opC
if (opCtx->getClient()) {
if (const auto vectorClock = VectorClock::get(opCtx)) {
const auto now = vectorClock->getTime();
- if (now.clusterTime() != LogicalTime::kUninitialized) {
+ if (VectorClock::isValidComponentTime(now.clusterTime())) {
return {Date_t::now(), now.clusterTime().asTimestamp()};
}
}
diff --git a/src/mongo/db/read_concern_mongod.cpp b/src/mongo/db/read_concern_mongod.cpp
index ea339471f8e..48637beefd5 100644
--- a/src/mongo/db/read_concern_mongod.cpp
+++ b/src/mongo/db/read_concern_mongod.cpp
@@ -352,7 +352,7 @@ Status waitForReadConcernImpl(OperationContext* opCtx,
const auto currentTime = VectorClock::get(opCtx)->getTime();
const auto clusterTime = currentTime.clusterTime();
- if (clusterTime == LogicalTime::kUninitialized) {
+ if (!VectorClock::isValidComponentTime(clusterTime)) {
// currentTime should only be uninitialized if we are in startup recovery or initial
// sync.
invariant(memberState.startup() || memberState.startup2());
diff --git a/src/mongo/db/s/vector_clock_config_server_test.cpp b/src/mongo/db/s/vector_clock_config_server_test.cpp
index f9246daa809..14694f697d0 100644
--- a/src/mongo/db/s/vector_clock_config_server_test.cpp
+++ b/src/mongo/db/s/vector_clock_config_server_test.cpp
@@ -128,7 +128,7 @@ TEST_F(VectorClockConfigServerTest, TickToConfigTime) {
auto vc = VectorClockMutable::get(sc);
const auto t0 = vc->getTime();
- ASSERT_EQ(LogicalTime(), t0.configTime());
+ ASSERT_EQ(VectorClock::kInitialComponentTime, t0.configTime());
vc->tickConfigTimeTo(LogicalTime(Timestamp(1, 1)));
const auto t1 = vc->getTime();
@@ -154,7 +154,7 @@ TEST_F(VectorClockConfigServerTest, TickToTopologyTime) {
auto vc = VectorClockMutable::get(sc);
const auto t0 = vc->getTime();
- ASSERT_EQ(LogicalTime(), t0.topologyTime());
+ ASSERT_EQ(VectorClock::kInitialComponentTime, t0.topologyTime());
vc->tickTopologyTimeTo(LogicalTime(Timestamp(1, 1)));
const auto t1 = vc->getTime();
diff --git a/src/mongo/db/s/vector_clock_shard_server_test.cpp b/src/mongo/db/s/vector_clock_shard_server_test.cpp
index 166d0802a55..0674419fc34 100644
--- a/src/mongo/db/s/vector_clock_shard_server_test.cpp
+++ b/src/mongo/db/s/vector_clock_shard_server_test.cpp
@@ -161,9 +161,9 @@ TEST_F(VectorClockShardServerTest, GossipOutInternal) {
ASSERT_TRUE(obj.hasField("$clusterTime"));
ASSERT_EQ(obj["$clusterTime"].Obj()["clusterTime"].timestamp(), clusterTime.asTimestamp());
ASSERT_TRUE(obj.hasField("$configTime"));
- ASSERT_EQ(obj["$configTime"].timestamp(), Timestamp(0, 0));
+ ASSERT_EQ(obj["$configTime"].timestamp(), VectorClock::kInitialComponentTime.asTimestamp());
ASSERT_TRUE(obj.hasField("$topologyTime"));
- ASSERT_EQ(obj["$topologyTime"].timestamp(), Timestamp(0, 0));
+ ASSERT_EQ(obj["$topologyTime"].timestamp(), VectorClock::kInitialComponentTime.asTimestamp());
}
TEST_F(VectorClockShardServerTest, GossipOutExternal) {
@@ -254,8 +254,8 @@ TEST_F(VectorClockShardServerTest, GossipInExternal) {
// $configTime or $topologyTime.
auto afterTime = vc->getTime();
ASSERT_EQ(afterTime.clusterTime().asTimestamp(), Timestamp(2, 2));
- ASSERT_EQ(afterTime.configTime().asTimestamp(), Timestamp(0, 0));
- ASSERT_EQ(afterTime.topologyTime().asTimestamp(), Timestamp(0, 0));
+ ASSERT_EQ(afterTime.configTime(), VectorClock::kInitialComponentTime);
+ ASSERT_EQ(afterTime.topologyTime(), VectorClock::kInitialComponentTime);
vc->gossipIn(nullptr,
BSON("$clusterTime"
@@ -265,8 +265,8 @@ TEST_F(VectorClockShardServerTest, GossipInExternal) {
auto afterTime2 = vc->getTime();
ASSERT_EQ(afterTime2.clusterTime().asTimestamp(), Timestamp(2, 2));
- ASSERT_EQ(afterTime2.configTime().asTimestamp(), Timestamp(0, 0));
- ASSERT_EQ(afterTime2.topologyTime().asTimestamp(), Timestamp(0, 0));
+ ASSERT_EQ(afterTime2.configTime(), VectorClock::kInitialComponentTime);
+ ASSERT_EQ(afterTime2.topologyTime(), VectorClock::kInitialComponentTime);
vc->gossipIn(nullptr,
BSON("$clusterTime"
@@ -276,8 +276,8 @@ TEST_F(VectorClockShardServerTest, GossipInExternal) {
auto afterTime3 = vc->getTime();
ASSERT_EQ(afterTime3.clusterTime().asTimestamp(), Timestamp(3, 3));
- ASSERT_EQ(afterTime3.configTime().asTimestamp(), Timestamp(0, 0));
- ASSERT_EQ(afterTime3.topologyTime().asTimestamp(), Timestamp(0, 0));
+ ASSERT_EQ(afterTime3.configTime(), VectorClock::kInitialComponentTime);
+ ASSERT_EQ(afterTime3.topologyTime(), VectorClock::kInitialComponentTime);
}
class VectorClockPersistenceTest : public ShardServerTestFixture {
@@ -329,8 +329,8 @@ TEST_F(VectorClockPersistenceTest, PrimaryRecoverWithoutExistingVectorClockDocum
vc->recoverDirect(opCtx);
auto time = vc->getTime();
- ASSERT_EQ(Timestamp(0), time.configTime().asTimestamp());
- ASSERT_EQ(Timestamp(0), time.topologyTime().asTimestamp());
+ ASSERT_EQ(VectorClock::kInitialComponentTime, time.configTime());
+ ASSERT_EQ(VectorClock::kInitialComponentTime, time.topologyTime());
}
TEST_F(VectorClockPersistenceTest, PrimaryRecoverWithExistingVectorClockDocument) {
@@ -341,7 +341,10 @@ TEST_F(VectorClockPersistenceTest, PrimaryRecoverWithExistingVectorClockDocument
// Check that no vectorClockState document is present
PersistentTaskStore<VectorClockDocument> store(NamespaceString::kVectorClockNamespace);
ASSERT_EQ(store.count(opCtx, kVectorClockQuery), 0);
- store.add(opCtx, VectorClockDocument(Timestamp(100), Timestamp(50)));
+ VectorClockDocument vcd;
+ vcd.setConfigTime(Timestamp(100));
+ vcd.setTopologyTime(Timestamp(50));
+ store.add(opCtx, vcd);
vc->recoverDirect(opCtx);
@@ -365,8 +368,11 @@ TEST_F(VectorClockPersistenceTest, PrimaryRecoverWithIllegalVectorClockDocument)
<< "IllegalKey"
<< "IllegalValue"));
- const int kParseErrorCode = 40414;
- ASSERT_THROWS_CODE(vc->recoverDirect(opCtx), DBException, ErrorCodes::Error(kParseErrorCode));
+ vc->recoverDirect(opCtx);
+
+ auto time = vc->getTime();
+ ASSERT_EQ(VectorClock::kInitialComponentTime, time.configTime());
+ ASSERT_EQ(VectorClock::kInitialComponentTime, time.topologyTime());
}
} // namespace
diff --git a/src/mongo/db/vector_clock.cpp b/src/mongo/db/vector_clock.cpp
index 6571f3b1efc..076d025889a 100644
--- a/src/mongo/db/vector_clock.cpp
+++ b/src/mongo/db/vector_clock.cpp
@@ -45,6 +45,8 @@ const auto vectorClockDecoration = ServiceContext::declareDecoration<VectorClock
} // namespace
+const LogicalTime VectorClock::kInitialComponentTime{Timestamp{0, 1}};
+
VectorClock* VectorClock::get(ServiceContext* service) {
return vectorClockDecoration(service);
}
@@ -388,7 +390,7 @@ void VectorClock::resetVectorClock_forTest() {
stdx::lock_guard<Latch> lock(_mutex);
auto it = _vectorTime.begin();
for (; it != _vectorTime.end(); ++it) {
- *it = LogicalTime();
+ *it = VectorClock::kInitialComponentTime;
}
_isEnabled = true;
}
diff --git a/src/mongo/db/vector_clock.h b/src/mongo/db/vector_clock.h
index ba2af47af80..eb40b36f499 100644
--- a/src/mongo/db/vector_clock.h
+++ b/src/mongo/db/vector_clock.h
@@ -87,7 +87,7 @@ public:
class VectorTime {
public:
explicit VectorTime(LogicalTimeArray time) : _time(std::move(time)) {}
- VectorTime() = default;
+ VectorTime() = delete;
LogicalTime clusterTime() const& {
return _time[Component::ClusterTime];
@@ -115,6 +115,20 @@ public:
LogicalTimeArray _time;
};
+ // There is a special logic in the storage engine which fixes up Timestamp(0, 0) to the latest
+ // available time on the node. Because of this, we should never gossip or have a VectorClock
+ // initialised with a value of Timestamp(0, 0), because that would cause the checkpointed value
+ // to move forward in time.
+ static const LogicalTime kInitialComponentTime;
+
+ /**
+ * Returns true if the passed LogicalTime is set to a value higher than kInitialComponentTime,
+ * false otherwise.
+ */
+ static bool isValidComponentTime(const LogicalTime& time) {
+ return time > kInitialComponentTime;
+ }
+
static constexpr char kClusterTimeFieldName[] = "$clusterTime";
static constexpr char kConfigTimeFieldName[] = "$configTime";
static constexpr char kTopologyTimeFieldName[] = "$topologyTime";
@@ -294,7 +308,8 @@ protected:
bool _isEnabled{true};
- LogicalTimeArray _vectorTime;
+ LogicalTimeArray _vectorTime = {
+ kInitialComponentTime, kInitialComponentTime, kInitialComponentTime};
private:
class PlainComponentFormat;
diff --git a/src/mongo/db/vector_clock_document.idl b/src/mongo/db/vector_clock_document.idl
index d35263911e5..1db0f4c35e4 100644
--- a/src/mongo/db/vector_clock_document.idl
+++ b/src/mongo/db/vector_clock_document.idl
@@ -46,6 +46,8 @@ structs:
configTime:
type: timestamp
description: "Persists the configTime component of the vector clock"
+ default: Timestamp(0, 1)
topologyTime:
type: timestamp
description: "Persists the topologyTime component of the vector clock"
+ default: Timestamp(0, 1)
diff --git a/src/mongo/db/vector_clock_mongod.cpp b/src/mongo/db/vector_clock_mongod.cpp
index f5d7513a543..93db5aa123c 100644
--- a/src/mongo/db/vector_clock_mongod.cpp
+++ b/src/mongo/db/vector_clock_mongod.cpp
@@ -267,7 +267,7 @@ VectorClock::VectorTime VectorClockMongoD::recoverDirect(OperationContext* opCtx
return true;
});
- const auto newDurableTime = VectorTime({LogicalTime(Timestamp(0)),
+ const auto newDurableTime = VectorTime({VectorClock::kInitialComponentTime,
LogicalTime(durableVectorClock.getConfigTime()),
LogicalTime(durableVectorClock.getTopologyTime())});
@@ -364,14 +364,17 @@ Future<void> VectorClockMongoD::_doWhileQueueNotEmptyOrError(ServiceContext* ser
}
auto vectorTime = getTime();
- const VectorClockDocument vcd(vectorTime.configTime().asTimestamp(),
- vectorTime.topologyTime().asTimestamp());
+
+ VectorClockDocument vcd;
+ vcd.setConfigTime(vectorTime.configTime().asTimestamp());
+ vcd.setTopologyTime(vectorTime.topologyTime().asTimestamp());
PersistentTaskStore<VectorClockDocument> store(NamespaceString::kVectorClockNamespace);
store.upsert(opCtx,
BSON(VectorClockDocument::k_idFieldName << vcd.get_id()),
vcd.toBSON(),
WriteConcerns::kMajorityWriteConcernNoTimeout);
+
return vectorTime;
})
.getAsync([this, promise = std::move(p)](StatusWith<VectorTime> swResult) mutable {
diff --git a/src/mongo/db/vector_clock_mongod_test.cpp b/src/mongo/db/vector_clock_mongod_test.cpp
index 9ea7801f92e..51166840c89 100644
--- a/src/mongo/db/vector_clock_mongod_test.cpp
+++ b/src/mongo/db/vector_clock_mongod_test.cpp
@@ -216,8 +216,8 @@ TEST_F(VectorClockMongoDTest, GossipInInternal) {
// $configTime or $topologyTime.
auto afterTime = vc->getTime();
ASSERT_EQ(afterTime.clusterTime().asTimestamp(), Timestamp(2, 2));
- ASSERT_EQ(afterTime.configTime().asTimestamp(), Timestamp(0, 0));
- ASSERT_EQ(afterTime.topologyTime().asTimestamp(), Timestamp(0, 0));
+ ASSERT_EQ(afterTime.configTime(), VectorClock::kInitialComponentTime);
+ ASSERT_EQ(afterTime.topologyTime(), VectorClock::kInitialComponentTime);
vc->gossipIn(nullptr,
BSON("$clusterTime"
@@ -228,8 +228,8 @@ TEST_F(VectorClockMongoDTest, GossipInInternal) {
auto afterTime2 = vc->getTime();
ASSERT_EQ(afterTime2.clusterTime().asTimestamp(), Timestamp(2, 2));
- ASSERT_EQ(afterTime2.configTime().asTimestamp(), Timestamp(0, 0));
- ASSERT_EQ(afterTime2.topologyTime().asTimestamp(), Timestamp(0, 0));
+ ASSERT_EQ(afterTime2.configTime(), VectorClock::kInitialComponentTime);
+ ASSERT_EQ(afterTime2.topologyTime(), VectorClock::kInitialComponentTime);
vc->gossipIn(nullptr,
BSON("$clusterTime"
@@ -240,8 +240,8 @@ TEST_F(VectorClockMongoDTest, GossipInInternal) {
auto afterTime3 = vc->getTime();
ASSERT_EQ(afterTime3.clusterTime().asTimestamp(), Timestamp(3, 3));
- ASSERT_EQ(afterTime3.configTime().asTimestamp(), Timestamp(0, 0));
- ASSERT_EQ(afterTime3.topologyTime().asTimestamp(), Timestamp(0, 0));
+ ASSERT_EQ(afterTime3.configTime(), VectorClock::kInitialComponentTime);
+ ASSERT_EQ(afterTime3.topologyTime(), VectorClock::kInitialComponentTime);
}
TEST_F(VectorClockMongoDTest, GossipInExternal) {
@@ -263,8 +263,8 @@ TEST_F(VectorClockMongoDTest, GossipInExternal) {
// $configTime or $topologyTime.
auto afterTime = vc->getTime();
ASSERT_EQ(afterTime.clusterTime().asTimestamp(), Timestamp(2, 2));
- ASSERT_EQ(afterTime.configTime().asTimestamp(), Timestamp(0, 0));
- ASSERT_EQ(afterTime.topologyTime().asTimestamp(), Timestamp(0, 0));
+ ASSERT_EQ(afterTime.configTime(), VectorClock::kInitialComponentTime);
+ ASSERT_EQ(afterTime.topologyTime(), VectorClock::kInitialComponentTime);
vc->gossipIn(nullptr,
BSON("$clusterTime"
@@ -274,8 +274,8 @@ TEST_F(VectorClockMongoDTest, GossipInExternal) {
auto afterTime2 = vc->getTime();
ASSERT_EQ(afterTime2.clusterTime().asTimestamp(), Timestamp(2, 2));
- ASSERT_EQ(afterTime2.configTime().asTimestamp(), Timestamp(0, 0));
- ASSERT_EQ(afterTime2.topologyTime().asTimestamp(), Timestamp(0, 0));
+ ASSERT_EQ(afterTime2.configTime(), VectorClock::kInitialComponentTime);
+ ASSERT_EQ(afterTime2.topologyTime(), VectorClock::kInitialComponentTime);
vc->gossipIn(nullptr,
BSON("$clusterTime"
@@ -285,8 +285,8 @@ TEST_F(VectorClockMongoDTest, GossipInExternal) {
auto afterTime3 = vc->getTime();
ASSERT_EQ(afterTime3.clusterTime().asTimestamp(), Timestamp(3, 3));
- ASSERT_EQ(afterTime2.configTime().asTimestamp(), Timestamp(0, 0));
- ASSERT_EQ(afterTime3.topologyTime().asTimestamp(), Timestamp(0, 0));
+ ASSERT_EQ(afterTime2.configTime(), VectorClock::kInitialComponentTime);
+ ASSERT_EQ(afterTime3.topologyTime(), VectorClock::kInitialComponentTime);
}
} // namespace
diff --git a/src/mongo/db/vector_clock_test.cpp b/src/mongo/db/vector_clock_test.cpp
index 713a239d006..9d462b85c10 100644
--- a/src/mongo/db/vector_clock_test.cpp
+++ b/src/mongo/db/vector_clock_test.cpp
@@ -320,7 +320,7 @@ TEST_F(VectorClockTest, RejectsLogicalTimesGreaterThanMaxTime) {
resetClock();
ASSERT_THROWS(VectorClockMutable::get(getServiceContext())->tickClusterTimeTo(beyondMaxTime),
DBException);
- ASSERT_TRUE(getClusterTime() == LogicalTime());
+ ASSERT_TRUE(getClusterTime() == VectorClock::kInitialComponentTime);
// The time can't be advanced through metadata to a time greater than the max possible.
// Advance the wall clock close enough to the new value so the rate check is passed.
@@ -328,7 +328,7 @@ TEST_F(VectorClockTest, RejectsLogicalTimesGreaterThanMaxTime) {
Seconds(maxVal) - Seconds(kMaxAcceptableLogicalClockDriftSecsDefault) + Seconds(10);
setMockClockSourceTime(Date_t::fromDurationSinceEpoch(almostMaxSecs));
ASSERT_THROWS(advanceClusterTime(beyondMaxTime), DBException);
- ASSERT_TRUE(getClusterTime() == LogicalTime());
+ ASSERT_TRUE(getClusterTime() == VectorClock::kInitialComponentTime);
}
} // unnamed namespace
diff --git a/src/mongo/s/balancer_configuration_test.cpp b/src/mongo/s/balancer_configuration_test.cpp
index 89489525182..5933017803f 100644
--- a/src/mongo/s/balancer_configuration_test.cpp
+++ b/src/mongo/s/balancer_configuration_test.cpp
@@ -39,6 +39,7 @@
#include "mongo/client/remote_command_targeter_mock.h"
#include "mongo/db/namespace_string.h"
#include "mongo/db/query/query_request_helper.h"
+#include "mongo/db/vector_clock.h"
#include "mongo/executor/remote_command_request.h"
#include "mongo/rpc/metadata/repl_set_metadata.h"
#include "mongo/rpc/metadata/tracking_metadata.h"
@@ -85,7 +86,9 @@ protected:
ASSERT_EQ(findCommand->getNamespaceOrUUID().nss()->ns(), "config.settings");
ASSERT_BSONOBJ_EQ(findCommand->getFilter(), BSON("_id" << key));
- checkReadConcern(request.cmdObj, Timestamp(0, 0), repl::OpTime::kUninitializedTerm);
+ checkReadConcern(request.cmdObj,
+ VectorClock::kInitialComponentTime.asTimestamp(),
+ repl::OpTime::kUninitializedTerm);
if (!result.isOK()) {
return StatusWith<vector<BSONObj>>(result.getStatus());
diff --git a/src/mongo/s/catalog/sharding_catalog_client_test.cpp b/src/mongo/s/catalog/sharding_catalog_client_test.cpp
index 69a56198fd6..d2f9ec29cbe 100644
--- a/src/mongo/s/catalog/sharding_catalog_client_test.cpp
+++ b/src/mongo/s/catalog/sharding_catalog_client_test.cpp
@@ -40,6 +40,7 @@
#include "mongo/db/query/query_request_helper.h"
#include "mongo/db/repl/read_concern_args.h"
#include "mongo/db/time_proof_service.h"
+#include "mongo/db/vector_clock.h"
#include "mongo/executor/task_executor.h"
#include "mongo/rpc/get_status_from_command_result.h"
#include "mongo/rpc/metadata/repl_set_metadata.h"
@@ -111,7 +112,9 @@ TEST_F(ShardingCatalogClientTest, GetCollectionExisting) {
ASSERT_BSONOBJ_EQ(query->getSort(), BSONObj());
ASSERT_EQ(query->getLimit().get(), 1);
- checkReadConcern(request.cmdObj, Timestamp(0, 0), repl::OpTime::kUninitializedTerm);
+ checkReadConcern(request.cmdObj,
+ VectorClock::kInitialComponentTime.asTimestamp(),
+ repl::OpTime::kUninitializedTerm);
ReplSetMetadata metadata(10,
{newOpTime, Date_t() + Seconds(newOpTime.getSecs())},
@@ -182,7 +185,9 @@ TEST_F(ShardingCatalogClientTest, GetDatabaseExisting) {
ASSERT_BSONOBJ_EQ(query->getSort(), BSONObj());
ASSERT(!query->getLimit());
- checkReadConcern(request.cmdObj, Timestamp(0, 0), repl::OpTime::kUninitializedTerm);
+ checkReadConcern(request.cmdObj,
+ VectorClock::kInitialComponentTime.asTimestamp(),
+ repl::OpTime::kUninitializedTerm);
ReplSetMetadata metadata(10,
{newOpTime, Date_t() + Seconds(newOpTime.getSecs())},
@@ -313,7 +318,9 @@ TEST_F(ShardingCatalogClientTest, GetAllShardsValid) {
ASSERT_BSONOBJ_EQ(query->getSort(), BSONObj());
ASSERT_FALSE(query->getLimit().is_initialized());
- checkReadConcern(request.cmdObj, Timestamp(0, 0), repl::OpTime::kUninitializedTerm);
+ checkReadConcern(request.cmdObj,
+ VectorClock::kInitialComponentTime.asTimestamp(),
+ repl::OpTime::kUninitializedTerm);
return vector<BSONObj>{s1.toBSON(), s2.toBSON(), s3.toBSON()};
});
@@ -415,7 +422,9 @@ TEST_F(ShardingCatalogClientTest, GetChunksForNSWithSortAndLimit) {
ASSERT_BSONOBJ_EQ(query->getSort(), BSON(ChunkType::lastmod() << -1));
ASSERT_EQ(query->getLimit().get(), 1);
- checkReadConcern(request.cmdObj, Timestamp(0, 0), repl::OpTime::kUninitializedTerm);
+ checkReadConcern(request.cmdObj,
+ VectorClock::kInitialComponentTime.asTimestamp(),
+ repl::OpTime::kUninitializedTerm);
ReplSetMetadata metadata(10,
{newOpTime, Date_t() + Seconds(newOpTime.getSecs())},
@@ -479,7 +488,9 @@ TEST_F(ShardingCatalogClientTest, GetChunksForUUIDNoSortNoLimit) {
ASSERT_BSONOBJ_EQ(query->getSort(), BSONObj());
ASSERT_FALSE(query->getLimit().is_initialized());
- checkReadConcern(request.cmdObj, Timestamp(0, 0), repl::OpTime::kUninitializedTerm);
+ checkReadConcern(request.cmdObj,
+ VectorClock::kInitialComponentTime.asTimestamp(),
+ repl::OpTime::kUninitializedTerm);
return vector<BSONObj>{};
});
@@ -798,7 +809,9 @@ TEST_F(ShardingCatalogClientTest, GetCollectionsValidResultsNoDb) {
ASSERT_BSONOBJ_EQ(query->getFilter(), BSONObj());
ASSERT_BSONOBJ_EQ(query->getSort(), BSONObj());
- checkReadConcern(request.cmdObj, Timestamp(0, 0), repl::OpTime::kUninitializedTerm);
+ checkReadConcern(request.cmdObj,
+ VectorClock::kInitialComponentTime.asTimestamp(),
+ repl::OpTime::kUninitializedTerm);
ReplSetMetadata metadata(10,
{newOpTime, Date_t() + Seconds(newOpTime.getSecs())},
@@ -851,7 +864,9 @@ TEST_F(ShardingCatalogClientTest, GetCollectionsValidResultsWithDb) {
ASSERT_BSONOBJ_EQ(query->getFilter(), b.obj());
}
- checkReadConcern(request.cmdObj, Timestamp(0, 0), repl::OpTime::kUninitializedTerm);
+ checkReadConcern(request.cmdObj,
+ VectorClock::kInitialComponentTime.asTimestamp(),
+ repl::OpTime::kUninitializedTerm);
return vector<BSONObj>{coll1.toBSON(), coll2.toBSON()};
});
@@ -889,7 +904,9 @@ TEST_F(ShardingCatalogClientTest, GetCollectionsInvalidCollectionType) {
ASSERT_BSONOBJ_EQ(query->getFilter(), b.obj());
}
- checkReadConcern(request.cmdObj, Timestamp(0, 0), repl::OpTime::kUninitializedTerm);
+ checkReadConcern(request.cmdObj,
+ VectorClock::kInitialComponentTime.asTimestamp(),
+ repl::OpTime::kUninitializedTerm);
return vector<BSONObj>{
validColl.toBSON(),
@@ -926,7 +943,9 @@ TEST_F(ShardingCatalogClientTest, GetDatabasesForShardValid) {
BSON(DatabaseType::kPrimaryFieldName << dbt1.getPrimary()));
ASSERT_BSONOBJ_EQ(query->getSort(), BSONObj());
- checkReadConcern(request.cmdObj, Timestamp(0, 0), repl::OpTime::kUninitializedTerm);
+ checkReadConcern(request.cmdObj,
+ VectorClock::kInitialComponentTime.asTimestamp(),
+ repl::OpTime::kUninitializedTerm);
return vector<BSONObj>{dbt1.toBSON(), dbt2.toBSON()};
});
@@ -995,7 +1014,9 @@ TEST_F(ShardingCatalogClientTest, GetTagsForCollection) {
ASSERT_BSONOBJ_EQ(query->getFilter(), BSON(TagsType::ns("TestDB.TestColl")));
ASSERT_BSONOBJ_EQ(query->getSort(), BSON(TagsType::min() << 1));
- checkReadConcern(request.cmdObj, Timestamp(0, 0), repl::OpTime::kUninitializedTerm);
+ checkReadConcern(request.cmdObj,
+ VectorClock::kInitialComponentTime.asTimestamp(),
+ repl::OpTime::kUninitializedTerm);
return vector<BSONObj>{tagA.toBSON(), tagB.toBSON()};
});
@@ -1358,7 +1379,9 @@ TEST_F(ShardingCatalogClientTest, GetNewKeys) {
ASSERT_BSONOBJ_EQ(BSON("expiresAt" << 1), query->getSort());
ASSERT_FALSE(query->getLimit().is_initialized());
- checkReadConcern(request.cmdObj, Timestamp(0, 0), repl::OpTime::kUninitializedTerm);
+ checkReadConcern(request.cmdObj,
+ VectorClock::kInitialComponentTime.asTimestamp(),
+ repl::OpTime::kUninitializedTerm);
return vector<BSONObj>{key1.toBSON(), key2.toBSON()};
});
@@ -1410,7 +1433,9 @@ TEST_F(ShardingCatalogClientTest, GetNewKeysWithEmptyCollection) {
ASSERT_BSONOBJ_EQ(BSON("expiresAt" << 1), query->getSort());
ASSERT_FALSE(query->getLimit().is_initialized());
- checkReadConcern(request.cmdObj, Timestamp(0, 0), repl::OpTime::kUninitializedTerm);
+ checkReadConcern(request.cmdObj,
+ VectorClock::kInitialComponentTime.asTimestamp(),
+ repl::OpTime::kUninitializedTerm);
return vector<BSONObj>{};
});
diff --git a/src/mongo/s/client/shard_remote_test.cpp b/src/mongo/s/client/shard_remote_test.cpp
index 3c4cc4181ca..c7b9c1b7975 100644
--- a/src/mongo/s/client/shard_remote_test.cpp
+++ b/src/mongo/s/client/shard_remote_test.cpp
@@ -32,6 +32,7 @@
#include "mongo/client/connection_string.h"
#include "mongo/db/logical_time.h"
#include "mongo/db/query/cursor_response.h"
+#include "mongo/db/vector_clock.h"
#include "mongo/s/catalog/type_shard.h"
#include "mongo/s/client/shard_factory.h"
#include "mongo/s/client/shard_registry.h"
@@ -134,8 +135,8 @@ TEST_F(ShardRemoteTest, NetworkReplyWithLastCommittedOpTime) {
// Verify shards that were not targeted were not affected.
for (auto shardId : kTestShardIds) {
if (shardId != targetedShard) {
- ASSERT_EQ(LogicalTime::kUninitialized,
- shardRegistry()->getShardNoReload(shardId)->getLastCommittedOpTime());
+ ASSERT(!VectorClock::isValidComponentTime(
+ shardRegistry()->getShardNoReload(shardId)->getLastCommittedOpTime()));
}
}
}
diff --git a/src/mongo/s/commands/strategy.cpp b/src/mongo/s/commands/strategy.cpp
index 181411e9c38..379d0f5365d 100644
--- a/src/mongo/s/commands/strategy.cpp
+++ b/src/mongo/s/commands/strategy.cpp
@@ -152,14 +152,14 @@ void appendRequiredFieldsToResponse(OperationContext* opCtx, BSONObjBuilder* res
// Ensure that either both operationTime and $clusterTime are output, or neither.
if (clusterTimeWasOutput) {
auto operationTime = OperationTimeTracker::get(opCtx)->getMaxOperationTime();
- if (operationTime != LogicalTime::kUninitialized) {
+ if (VectorClock::isValidComponentTime(operationTime)) {
LOGV2_DEBUG(22764,
5,
"Appending operationTime: {operationTime}",
"Appending operationTime",
"operationTime"_attr = operationTime.asTimestamp());
operationTime.appendAsOperationTime(responseBuilder);
- } else if (clusterTime != LogicalTime::kUninitialized) {
+ } else if (VectorClock::isValidComponentTime(clusterTime)) {
// If we don't know the actual operation time, use the cluster time instead. This is
// safe but not optimal because we can always return a later operation time than
// actual.
diff --git a/src/mongo/s/sharding_router_test_fixture.cpp b/src/mongo/s/sharding_router_test_fixture.cpp
index f3348801a4e..4e9779773ac 100644
--- a/src/mongo/s/sharding_router_test_fixture.cpp
+++ b/src/mongo/s/sharding_router_test_fixture.cpp
@@ -46,6 +46,7 @@
#include "mongo/db/query/collation/collator_factory_mock.h"
#include "mongo/db/query/query_request_helper.h"
#include "mongo/db/repl/read_concern_args.h"
+#include "mongo/db/vector_clock.h"
#include "mongo/db/vector_clock_metadata_hook.h"
#include "mongo/executor/task_executor_pool.h"
#include "mongo/executor/thread_pool_task_executor_test_fixture.h"
@@ -262,7 +263,9 @@ void ShardingTestFixture::expectGetShards(const std::vector<ShardType>& shards)
ASSERT_BSONOBJ_EQ(query->getSort(), BSONObj());
ASSERT_FALSE(query->getLimit().is_initialized());
- checkReadConcern(request.cmdObj, Timestamp(0, 0), repl::OpTime::kUninitializedTerm);
+ checkReadConcern(request.cmdObj,
+ VectorClock::kInitialComponentTime.asTimestamp(),
+ repl::OpTime::kUninitializedTerm);
std::vector<BSONObj> shardsToReturn;
@@ -358,7 +361,9 @@ void ShardingTestFixture::expectCount(const HostAndPort& configHost,
return BSON("ok" << 1 << "n" << response.getValue());
}
- checkReadConcern(request.cmdObj, Timestamp(0, 0), repl::OpTime::kUninitializedTerm);
+ checkReadConcern(request.cmdObj,
+ VectorClock::kInitialComponentTime.asTimestamp(),
+ repl::OpTime::kUninitializedTerm);
BSONObjBuilder responseBuilder;
CommandHelpers::appendCommandStatusNoThrow(responseBuilder, response.getStatus());
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