New upstream version 8.1.0

meta/source/net/message/storage/creating/MkDirMsgEx.h

@@ -0,0 +1,53 @@
+#pragma once
+
+#include <common/storage/StorageErrors.h>
+#include <common/net/message/storage/creating/MkDirMsg.h>
+#include <common/net/message/storage/creating/MkDirRespMsg.h>
+#include <session/EntryLock.h>
+#include <storage/MetaStore.h>
+#include <net/message/MirroredMessage.h>
+
+
+class MkDirMsgEx : public MirroredMessage<MkDirMsg, std::tuple<HashDirLock, FileIDLock, ParentNameLock>>
+{
+   public:
+      typedef ErrorAndEntryResponseState<MkDirRespMsg, NETMSGTYPE_MkDir> ResponseState;
+
+      virtual bool processIncoming(ResponseContext& ctx) override;
+
+      std::tuple<HashDirLock, FileIDLock, ParentNameLock> lock(EntryLockStore& store) override;
+
+      std::unique_ptr<MirroredMessageResponseState> executeLocally(ResponseContext& ctx,
+         bool isSecondary) override;
+
+      bool isMirrored() override { return getParentInfo()->getIsBuddyMirrored(); }
+
+   private:
+      // Initial hard link count for a newly created directory (self and "." entry).
+      // Note: ".." entry increments the parent's link count, not this directory's.
+      static constexpr unsigned INITIAL_DIR_LINK_COUNT = 2;
+
+      std::string entryID;
+
+      std::unique_ptr<ResponseState> mkDirPrimary(ResponseContext& ctx);
+      std::unique_ptr<ResponseState> mkDirSecondary();
+
+      FhgfsOpsErr mkDirDentry(DirInode& parentDir, const std::string& name,
+         const EntryInfo* entryInfo, const bool isBuddyMirrored);
+
+      FhgfsOpsErr mkRemoteDirInode(DirInode& parentDir, const std::string& name,
+         EntryInfo* entryInfo, const CharVector& defaultACLXAttr, const CharVector& accessACLXAttr);
+      FhgfsOpsErr mkRemoteDirCompensate(EntryInfo* entryInfo);
+
+      void forwardToSecondary(ResponseContext& ctx) override;
+
+      FhgfsOpsErr processSecondaryResponse(NetMessage& resp) override
+      {
+         return (FhgfsOpsErr) static_cast<MkDirRespMsg&>(resp).getResult();
+      }
+
+      const char* mirrorLogContext() const override { return "MkDirMsgEx/forward"; }
+
+      EntryInfo newEntryInfo;
+};
+