1 files changed, 115 insertions, 0 deletions
diff --git a/src/mongo/db/s/shardsvr_write_global_index_keys_command.cpp b/src/mongo/db/s/shardsvr_write_global_index_keys_command.cpp
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index 00000000000..fc9d7199f0a
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+++ b/src/mongo/db/s/shardsvr_write_global_index_keys_command.cpp
@@ -0,0 +1,115 @@
+/**
+ *    Copyright (C) 2022-present MongoDB, Inc.
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the Server Side Public License, version 1,
+ *    as published by MongoDB, Inc.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    Server Side Public License for more details.
+ *
+ *    You should have received a copy of the Server Side Public License
+ *    along with this program. If not, see
+ *    <http://www.mongodb.com/licensing/server-side-public-license>.
+ *
+ *    As a special exception, the copyright holders give permission to link the
+ *    code of portions of this program with the OpenSSL library under certain
+ *    conditions as described in each individual source file and distribute
+ *    linked combinations including the program with the OpenSSL library. You
+ *    must comply with the Server Side Public License in all respects for
+ *    all of the code used other than as permitted herein. If you modify file(s)
+ *    with this exception, you may extend this exception to your version of the
+ *    file(s), but you are not obligated to do so. If you do not wish to do so,
+ *    delete this exception statement from your version. If you delete this
+ *    exception statement from all source files in the program, then also delete
+ *    it in the license file.
+ */
+
+#define MONGO_LOGV2_DEFAULT_COMPONENT ::mongo::logv2::LogComponent::kIndex
+
+#include "mongo/db/auth/authorization_session.h"
+#include "mongo/db/commands.h"
+#include "mongo/db/global_index.h"
+#include "mongo/db/s/global_index_crud_commands_gen.h"
+#include "mongo/db/server_feature_flags_gen.h"
+
+namespace mongo {
+namespace {
+
+class ShardsvrWriteGlobalIndexKeysCmd final : public TypedCommand<ShardsvrWriteGlobalIndexKeysCmd> {
+public:
+    using Request = WriteGlobalIndexKeys;
+
+    bool allowedInTransactions() const final {
+        return true;
+    }
+
+    class Invocation final : public InvocationBase {
+
+    public:
+        using InvocationBase::InvocationBase;
+
+        void typedRun(OperationContext* opCtx);
+
+    private:
+        void doCheckAuthorization(OperationContext* opCtx) const override {
+            uassert(ErrorCodes::Unauthorized,
+                    "Unauthorized",
+                    AuthorizationSession::get(opCtx->getClient())
+                        ->isAuthorizedForActionsOnResource(ResourcePattern::forClusterResource(),
+                                                           ActionType::internal));
+        }
+
+        bool supportsWriteConcern() const override {
+            return false;
+        }
+
+        NamespaceString ns() const override {
+            return {request().getDbName(), ""};
+        }
+    };
+
+    std::string help() const override {
+        return "Internal command to perform multiple global index key writes in bulk.";
+    }
+
+    BasicCommand::AllowedOnSecondary secondaryAllowed(ServiceContext*) const override {
+        return BasicCommand::AllowedOnSecondary::kNever;
+    }
+};
+
+void ShardsvrWriteGlobalIndexKeysCmd::Invocation::typedRun(OperationContext* opCtx) {
+    uassert(6789500,
+            "_shardsvrWriteGlobalIndexKeys must run inside a multi-doc transaction.",
+            opCtx->inMultiDocumentTransaction());
+
+    const auto& ops = request().getOps();
+
+    uassert(6789502, "_shardsvrWriteGlobalIndexKeys 'ops' field cannot be empty", ops.size());
+
+    for (const auto& op : ops) {
+        const auto cmd = op.firstElementFieldNameStringData();
+        uassert(6789501,
+                str::stream() << "_shardsvrWriteGlobalIndexKeys ops entries must be of type "
+                              << InsertGlobalIndexKey::kCommandParameterFieldName << " or "
+                              << DeleteGlobalIndexKey::kCommandParameterFieldName,
+                cmd == InsertGlobalIndexKey::kCommandParameterFieldName ||
+                    cmd == DeleteGlobalIndexKey::kCommandParameterFieldName);
+
+        const auto uuid = uassertStatusOK(UUID::parse(op[cmd]));
+        const auto key = GlobalIndexKeyEntry::parse(IDLParserContext{"GlobalIndexKeyEntry"}, op);
+        if (cmd == InsertGlobalIndexKey::kCommandParameterFieldName) {
+            global_index::insertKey(opCtx, uuid, key.getKey(), key.getDocKey());
+        } else {
+            global_index::deleteKey(opCtx, uuid, key.getKey(), key.getDocKey());
+        }
+    }
+}
+
+MONGO_REGISTER_FEATURE_FLAGGED_COMMAND(ShardsvrWriteGlobalIndexKeysCmd,
+                                       mongo::gFeatureFlagGlobalIndexes);
+
+}  // namespace
+}  // namespace mongo