mirror of
https://github.com/facebook/sapling.git
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d7fa579a9c
Summary: Pass a valid ObjectFetchContext down into certain untracked requests. Reviewed By: chadaustin Differential Revision: D20243575 fbshipit-source-id: e7112c3bab1265803a26130c4d72905c25f2e729
110 lines
3.5 KiB
C++
110 lines
3.5 KiB
C++
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This software may be used and distributed according to the terms of the
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* GNU General Public License version 2.
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*/
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#pragma once
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#include "eden/fs/fuse/Dispatcher.h"
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#include "eden/fs/inodes/InodePtr.h"
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#include "eden/fs/store/IObjectStore.h"
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namespace facebook {
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namespace eden {
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class EdenMount;
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class FileInode;
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class InodeBase;
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class InodeMap;
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class TreeInode;
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/**
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* A FUSE request dispatcher for eden mount points.
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*/
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class EdenDispatcher : public Dispatcher {
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public:
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/*
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* Create an EdenDispatcher.
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* setRootInode() must be called before using this dispatcher.
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*/
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explicit EdenDispatcher(EdenMount* mount);
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folly::Future<struct fuse_kstatfs> statfs(InodeNumber ino) override;
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folly::Future<Attr> getattr(InodeNumber ino) override;
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folly::Future<Attr> setattr(InodeNumber ino, const fuse_setattr_in& attr)
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override;
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folly::Future<uint64_t> opendir(InodeNumber ino, int flags) override;
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folly::Future<folly::Unit> releasedir(InodeNumber ino, uint64_t fh) override;
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folly::Future<fuse_entry_out> lookup(
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InodeNumber parent,
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PathComponentPiece name) override;
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void forget(InodeNumber ino, unsigned long nlookup) override;
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folly::Future<uint64_t> open(InodeNumber ino, int flags) override;
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folly::Future<std::string> readlink(
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InodeNumber ino,
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bool kernelCachesReadlink) override;
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folly::Future<fuse_entry_out> mknod(
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InodeNumber parent,
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PathComponentPiece name,
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mode_t mode,
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dev_t rdev) override;
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folly::Future<fuse_entry_out>
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mkdir(InodeNumber parent, PathComponentPiece name, mode_t mode) override;
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folly::Future<folly::Unit> unlink(InodeNumber parent, PathComponentPiece name)
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override;
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folly::Future<folly::Unit> rmdir(InodeNumber parent, PathComponentPiece name)
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override;
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folly::Future<fuse_entry_out> symlink(
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InodeNumber parent,
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PathComponentPiece name,
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folly::StringPiece link) override;
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folly::Future<folly::Unit> rename(
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InodeNumber parent,
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PathComponentPiece name,
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InodeNumber newparent,
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PathComponentPiece newname) override;
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folly::Future<fuse_entry_out> link(
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InodeNumber ino,
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InodeNumber newparent,
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PathComponentPiece newname) override;
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folly::Future<fuse_entry_out> create(
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InodeNumber parent,
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PathComponentPiece name,
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mode_t mode,
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int flags) override;
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folly::Future<BufVec> read(InodeNumber ino, size_t size, off_t off) override;
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folly::Future<size_t>
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write(InodeNumber ino, folly::StringPiece data, off_t off) override;
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folly::Future<folly::Unit> flush(InodeNumber ino, uint64_t lock_owner)
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override;
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folly::Future<folly::Unit> fsync(InodeNumber ino, bool datasync) override;
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folly::Future<folly::Unit> fsyncdir(InodeNumber ino, bool datasync) override;
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folly::Future<DirList> readdir(
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InodeNumber ino,
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DirList&& dirList,
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off_t offset,
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uint64_t fh) override;
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folly::Future<std::string> getxattr(InodeNumber ino, folly::StringPiece name)
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override;
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folly::Future<std::vector<std::string>> listxattr(InodeNumber ino) override;
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private:
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// The EdenMount that owns this EdenDispatcher.
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EdenMount* const mount_;
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// The EdenMount's InodeMap.
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// We store this pointer purely for convenience. We need it on pretty much
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// every FUSE request, and having it locally avoids having to dereference
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// mount_ first.
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InodeMap* const inodeMap_;
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};
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} // namespace eden
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} // namespace facebook
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