SERVER-27938 Rename all OperationContext variables to opCtx

This commit is an automated rename of all whole word instances of txn,
_txn, and txnPtr to opCtx, _opCtx, and opCtxPtr, respectively in all
.cpp and .h files in src/mongo.

1 files changed, 27 insertions, 27 deletions

diff --git a/src/mongo/db/s/balancer/balancer_chunk_selection_policy_impl.cpp b/src/mongo/db/s/balancer/balancer_chunk_selection_policy_impl.cpp
index 4f3905b61bd..a4574dfc676 100644
--- a/src/mongo/db/s/balancer/balancer_chunk_selection_policy_impl.cpp
+++ b/src/mongo/db/s/balancer/balancer_chunk_selection_policy_impl.cpp
@@ -63,7 +63,7 @@ namespace {
  * distrubution and chunk placement information which is needed by the balancer policy.
  */
 StatusWith<DistributionStatus> createCollectionDistributionStatus(
-    OperationContext* txn, const ShardStatisticsVector& allShards, ChunkManager* chunkMgr) {
+    OperationContext* opCtx, const ShardStatisticsVector& allShards, ChunkManager* chunkMgr) {
     ShardToChunksMap shardToChunksMap;
 
     // Makes sure there is an entry in shardToChunksMap for every shard, so empty shards will also
@@ -87,8 +87,8 @@ StatusWith<DistributionStatus> createCollectionDistributionStatus(
     }
 
     vector<TagsType> collectionTags;
-    Status tagsStatus = Grid::get(txn)->catalogClient(txn)->getTagsForCollection(
-        txn, chunkMgr->getns(), &collectionTags);
+    Status tagsStatus = Grid::get(opCtx)->catalogClient(opCtx)->getTagsForCollection(
+        opCtx, chunkMgr->getns(), &collectionTags);
     if (!tagsStatus.isOK()) {
         return {tagsStatus.code(),
                 str::stream() << "Unable to load tags for collection " << chunkMgr->getns()
@@ -186,8 +186,8 @@ BalancerChunkSelectionPolicyImpl::BalancerChunkSelectionPolicyImpl(ClusterStatis
 BalancerChunkSelectionPolicyImpl::~BalancerChunkSelectionPolicyImpl() = default;
 
 StatusWith<SplitInfoVector> BalancerChunkSelectionPolicyImpl::selectChunksToSplit(
-    OperationContext* txn) {
-    auto shardStatsStatus = _clusterStats->getStats(txn);
+    OperationContext* opCtx) {
+    auto shardStatsStatus = _clusterStats->getStats(opCtx);
     if (!shardStatsStatus.isOK()) {
         return shardStatsStatus.getStatus();
     }
@@ -196,8 +196,8 @@ StatusWith<SplitInfoVector> BalancerChunkSelectionPolicyImpl::selectChunksToSpli
 
     vector<CollectionType> collections;
 
-    Status collsStatus =
-        Grid::get(txn)->catalogClient(txn)->getCollections(txn, nullptr, &collections, nullptr);
+    Status collsStatus = Grid::get(opCtx)->catalogClient(opCtx)->getCollections(
+        opCtx, nullptr, &collections, nullptr);
     if (!collsStatus.isOK()) {
         return collsStatus;
     }
@@ -215,7 +215,7 @@ StatusWith<SplitInfoVector> BalancerChunkSelectionPolicyImpl::selectChunksToSpli
 
         const NamespaceString nss(coll.getNs());
 
-        auto candidatesStatus = _getSplitCandidatesForCollection(txn, nss, shardStats);
+        auto candidatesStatus = _getSplitCandidatesForCollection(opCtx, nss, shardStats);
         if (candidatesStatus == ErrorCodes::NamespaceNotFound) {
             // Namespace got dropped before we managed to get to it, so just skip it
             continue;
@@ -234,8 +234,8 @@ StatusWith<SplitInfoVector> BalancerChunkSelectionPolicyImpl::selectChunksToSpli
 }
 
 StatusWith<MigrateInfoVector> BalancerChunkSelectionPolicyImpl::selectChunksToMove(
-    OperationContext* txn, bool aggressiveBalanceHint) {
-    auto shardStatsStatus = _clusterStats->getStats(txn);
+    OperationContext* opCtx, bool aggressiveBalanceHint) {
+    auto shardStatsStatus = _clusterStats->getStats(opCtx);
     if (!shardStatsStatus.isOK()) {
         return shardStatsStatus.getStatus();
     }
@@ -248,8 +248,8 @@ StatusWith<MigrateInfoVector> BalancerChunkSelectionPolicyImpl::selectChunksToMo
 
     vector<CollectionType> collections;
 
-    Status collsStatus =
-        Grid::get(txn)->catalogClient(txn)->getCollections(txn, nullptr, &collections, nullptr);
+    Status collsStatus = Grid::get(opCtx)->catalogClient(opCtx)->getCollections(
+        opCtx, nullptr, &collections, nullptr);
     if (!collsStatus.isOK()) {
         return collsStatus;
     }
@@ -273,7 +273,7 @@ StatusWith<MigrateInfoVector> BalancerChunkSelectionPolicyImpl::selectChunksToMo
         }
 
         auto candidatesStatus =
-            _getMigrateCandidatesForCollection(txn, nss, shardStats, aggressiveBalanceHint);
+            _getMigrateCandidatesForCollection(opCtx, nss, shardStats, aggressiveBalanceHint);
         if (candidatesStatus == ErrorCodes::NamespaceNotFound) {
             // Namespace got dropped before we managed to get to it, so just skip it
             continue;
@@ -292,9 +292,9 @@ StatusWith<MigrateInfoVector> BalancerChunkSelectionPolicyImpl::selectChunksToMo
 }
 
 StatusWith<boost::optional<MigrateInfo>>
-BalancerChunkSelectionPolicyImpl::selectSpecificChunkToMove(OperationContext* txn,
+BalancerChunkSelectionPolicyImpl::selectSpecificChunkToMove(OperationContext* opCtx,
                                                             const ChunkType& chunk) {
-    auto shardStatsStatus = _clusterStats->getStats(txn);
+    auto shardStatsStatus = _clusterStats->getStats(opCtx);
     if (!shardStatsStatus.isOK()) {
         return shardStatsStatus.getStatus();
     }
@@ -303,7 +303,7 @@ BalancerChunkSelectionPolicyImpl::selectSpecificChunkToMove(OperationContext* tx
 
     const NamespaceString nss(chunk.getNS());
 
-    auto scopedCMStatus = ScopedChunkManager::refreshAndGet(txn, nss);
+    auto scopedCMStatus = ScopedChunkManager::refreshAndGet(opCtx, nss);
     if (!scopedCMStatus.isOK()) {
         return scopedCMStatus.getStatus();
     }
@@ -311,7 +311,7 @@ BalancerChunkSelectionPolicyImpl::selectSpecificChunkToMove(OperationContext* tx
     const auto& scopedCM = scopedCMStatus.getValue();
     const auto cm = scopedCM.cm().get();
 
-    const auto collInfoStatus = createCollectionDistributionStatus(txn, shardStats, cm);
+    const auto collInfoStatus = createCollectionDistributionStatus(opCtx, shardStats, cm);
     if (!collInfoStatus.isOK()) {
         return collInfoStatus.getStatus();
     }
@@ -321,10 +321,10 @@ BalancerChunkSelectionPolicyImpl::selectSpecificChunkToMove(OperationContext* tx
     return BalancerPolicy::balanceSingleChunk(chunk, shardStats, distribution);
 }
 
-Status BalancerChunkSelectionPolicyImpl::checkMoveAllowed(OperationContext* txn,
+Status BalancerChunkSelectionPolicyImpl::checkMoveAllowed(OperationContext* opCtx,
                                                           const ChunkType& chunk,
                                                           const ShardId& newShardId) {
-    auto shardStatsStatus = _clusterStats->getStats(txn);
+    auto shardStatsStatus = _clusterStats->getStats(opCtx);
     if (!shardStatsStatus.isOK()) {
         return shardStatsStatus.getStatus();
     }
@@ -333,7 +333,7 @@ Status BalancerChunkSelectionPolicyImpl::checkMoveAllowed(OperationContext* txn,
 
     const NamespaceString nss(chunk.getNS());
 
-    auto scopedCMStatus = ScopedChunkManager::refreshAndGet(txn, nss);
+    auto scopedCMStatus = ScopedChunkManager::refreshAndGet(opCtx, nss);
     if (!scopedCMStatus.isOK()) {
         return scopedCMStatus.getStatus();
     }
@@ -341,7 +341,7 @@ Status BalancerChunkSelectionPolicyImpl::checkMoveAllowed(OperationContext* txn,
     const auto& scopedCM = scopedCMStatus.getValue();
     const auto cm = scopedCM.cm().get();
 
-    const auto collInfoStatus = createCollectionDistributionStatus(txn, shardStats, cm);
+    const auto collInfoStatus = createCollectionDistributionStatus(opCtx, shardStats, cm);
     if (!collInfoStatus.isOK()) {
         return collInfoStatus.getStatus();
     }
@@ -365,8 +365,8 @@ Status BalancerChunkSelectionPolicyImpl::checkMoveAllowed(OperationContext* txn,
 }
 
 StatusWith<SplitInfoVector> BalancerChunkSelectionPolicyImpl::_getSplitCandidatesForCollection(
-    OperationContext* txn, const NamespaceString& nss, const ShardStatisticsVector& shardStats) {
-    auto scopedCMStatus = ScopedChunkManager::refreshAndGet(txn, nss);
+    OperationContext* opCtx, const NamespaceString& nss, const ShardStatisticsVector& shardStats) {
+    auto scopedCMStatus = ScopedChunkManager::refreshAndGet(opCtx, nss);
     if (!scopedCMStatus.isOK()) {
         return scopedCMStatus.getStatus();
     }
@@ -376,7 +376,7 @@ StatusWith<SplitInfoVector> BalancerChunkSelectionPolicyImpl::_getSplitCandidate
 
     const auto& shardKeyPattern = cm->getShardKeyPattern().getKeyPattern();
 
-    const auto collInfoStatus = createCollectionDistributionStatus(txn, shardStats, cm);
+    const auto collInfoStatus = createCollectionDistributionStatus(opCtx, shardStats, cm);
     if (!collInfoStatus.isOK()) {
         return collInfoStatus.getStatus();
     }
@@ -416,11 +416,11 @@ StatusWith<SplitInfoVector> BalancerChunkSelectionPolicyImpl::_getSplitCandidate
 }
 
 StatusWith<MigrateInfoVector> BalancerChunkSelectionPolicyImpl::_getMigrateCandidatesForCollection(
-    OperationContext* txn,
+    OperationContext* opCtx,
     const NamespaceString& nss,
     const ShardStatisticsVector& shardStats,
     bool aggressiveBalanceHint) {
-    auto scopedCMStatus = ScopedChunkManager::refreshAndGet(txn, nss);
+    auto scopedCMStatus = ScopedChunkManager::refreshAndGet(opCtx, nss);
     if (!scopedCMStatus.isOK()) {
         return scopedCMStatus.getStatus();
     }
@@ -430,7 +430,7 @@ StatusWith<MigrateInfoVector> BalancerChunkSelectionPolicyImpl::_getMigrateCandi
 
     const auto& shardKeyPattern = cm->getShardKeyPattern().getKeyPattern();
 
-    const auto collInfoStatus = createCollectionDistributionStatus(txn, shardStats, cm);
+    const auto collInfoStatus = createCollectionDistributionStatus(opCtx, shardStats, cm);
     if (!collInfoStatus.isOK()) {
         return collInfoStatus.getStatus();
     }