Classes
struct	DirectoryListing

class	TransactionSink

class	Fetcher

struct	InodeGenerationInfo

class	Sink

class	Uuid

Typedefs
typedef google::dense_hash_map < uint64_t, DirectoryListing, hash_murmur< uint64_t > >	DirectoryHandles

Functions
static double	GetKcacheTimeout ()

void	GetReloadStatus (bool drainout_mode, bool maintenance_mode)

static bool	UseWatchdog ()

std::string	PrintInodeGeneration ()

static bool	CheckVoms (const fuse_ctx &fctx)

static bool	GetDirentForInode (const fuse_ino_t ino, catalog::DirectoryEntry *dirent)

static bool	GetDirentForPath (const PathString &path, catalog::DirectoryEntry *dirent)

static bool	GetPathForInode (const fuse_ino_t ino, PathString *path)

static void	DoTraceInode (const int event, fuse_ino_t ino, const std::string &msg)

static void	TraceInode (const int event, fuse_ino_t ino, const std::string &msg)

static void	cvmfs_lookup (fuse_req_t req, fuse_ino_t parent, const char *name)

static void	cvmfs_forget (fuse_req_t req, fuse_ino_t ino, uint64_t nlookup)

static void	ReplyNegative (const catalog::DirectoryEntry &dirent, fuse_req_t req)

static void	cvmfs_getattr (fuse_req_t req, fuse_ino_t ino, struct fuse_file_info *fi)

static void	cvmfs_readlink (fuse_req_t req, fuse_ino_t ino)

static void	AddToDirListing (const fuse_req_t req, const char name, const struct stat stat_info, BigVector< char > *listing)

static void	cvmfs_opendir (fuse_req_t req, fuse_ino_t ino, struct fuse_file_info *fi)

static void	cvmfs_releasedir (fuse_req_t req, fuse_ino_t ino, struct fuse_file_info *fi)

static void	ReplyBufferSlice (const fuse_req_t req, const char *buffer, const size_t buffer_size, const off_t offset, const size_t max_size)

static void	cvmfs_readdir (fuse_req_t req, fuse_ino_t ino, size_t size, off_t off, struct fuse_file_info *fi)

static void	cvmfs_open (fuse_req_t req, fuse_ino_t ino, struct fuse_file_info *fi)

static void	cvmfs_read (fuse_req_t req, fuse_ino_t ino, size_t size, off_t off, struct fuse_file_info *fi)

static void	cvmfs_release (fuse_req_t req, fuse_ino_t ino, struct fuse_file_info *fi)

static void	cvmfs_statfs (fuse_req_t req, fuse_ino_t ino)

static void	cvmfs_getxattr (fuse_req_t req, fuse_ino_t ino, const char *name, size_t size)

static void	cvmfs_listxattr (fuse_req_t req, fuse_ino_t ino, size_t size)

bool	Evict (const string &path)

bool	Pin (const string &path)

static void	cvmfs_init (void userdata, struct fuse_conn_info conn)

static void	cvmfs_destroy (void *unused __attribute__((unused)))

static void	SetCvmfsOperations (struct fuse_lowlevel_ops *cvmfs_operations)

void	UnregisterQuotaListener ()

bool	Evict (const std::string &path)

bool	Pin (const std::string &path)

void	TLSDestructor (void *data)

Variables
FileSystem *	file_system_ = NULL

MountPoint *	mount_point_ = NULL

TalkManager *	talk_mgr_ = NULL

NotificationClient *	notification_client_ = NULL

Watchdog *	watchdog_ = NULL

FuseRemounter *	fuse_remounter_ = NULL

InodeGenerationInfo	inode_generation_info_

const loader::LoaderExports *	loader_exports_ = NULL

OptionsManager *	options_mgr_ = NULL

pid_t	pid_ = 0

quota::ListenerHandle *	watchdog_listener_ = NULL

quota::ListenerHandle *	unpin_listener_ = NULL

DirectoryHandles *	directory_handles_ = NULL

pthread_mutex_t	lock_directory_handles_ = PTHREAD_MUTEX_INITIALIZER

uint64_t	next_directory_handle_ = 0

unsigned	max_open_files_

const int	kNumReservedFd = 512

std::string *	repository_name_

bool	foreground_

Detailed Description

This file is part of the CernVM File System.

Typedef Documentation

typedef google::dense_hash_map<uint64_t, DirectoryListing, hash_murmur<uint64_t> > cvmfs::DirectoryHandles

Definition at line 153 of file cvmfs.cc.

Function Documentation

static void cvmfs::AddToDirListing	(	const fuse_req_t	req,
		const char *	name,
		const struct stat *	stat_info,
		BigVector< char > *	listing
	)

static

Definition at line 626 of file cvmfs.cc.

Referenced by cvmfs_opendir().

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static bool cvmfs::CheckVoms ( const fuse_ctx & fctx )

static

Definition at line 199 of file cvmfs.cc.

Referenced by cvmfs_getattr(), cvmfs_getxattr(), cvmfs_open(), and cvmfs_opendir().

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static void cvmfs::cvmfs_destroy ( void *unused __attribute__(unused) )

static

Definition at line 1561 of file cvmfs.cc.

Referenced by SetCvmfsOperations().

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static void cvmfs::cvmfs_forget	(	fuse_req_t	req,
		fuse_ino_t	ino,
		uint64_t	nlookup
	)

static

Definition at line 467 of file cvmfs.cc.

Referenced by SetCvmfsOperations().

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static void cvmfs::cvmfs_getattr	(	fuse_req_t	req,
		fuse_ino_t	ino,
		struct fuse_file_info *	fi
	)

static

Transform a cvmfs dirent into a struct stat.

Definition at line 556 of file cvmfs.cc.

Referenced by SetCvmfsOperations().

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static void cvmfs::cvmfs_getxattr	(	fuse_req_t	req,
		fuse_ino_t	ino,
		const char *	name,
		size_t	size
	)

static

Definition at line 1322 of file cvmfs.cc.

Referenced by SetCvmfsOperations().

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static void cvmfs::cvmfs_init	(	void *	userdata,
		struct fuse_conn_info *	conn
	)

static

Do after-daemon() initialization

Definition at line 1536 of file cvmfs.cc.

Referenced by SetCvmfsOperations().

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static void cvmfs::cvmfs_listxattr	(	fuse_req_t	req,
		fuse_ino_t	ino,
		size_t	size
	)

static

Definition at line 1404 of file cvmfs.cc.

Referenced by SetCvmfsOperations().

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static void cvmfs::cvmfs_lookup	(	fuse_req_t	req,
		fuse_ino_t	parent,
		const char *	name
	)

static

Find the inode number of a file name in a directory given by inode. This or getattr is called as kind of prerequisit to every operation. We do check catalog TTL here (and reload, if necessary).

Definition at line 372 of file cvmfs.cc.

Referenced by SetCvmfsOperations().

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static void cvmfs::cvmfs_open	(	fuse_req_t	req,
		fuse_ino_t	ino,
		struct fuse_file_info *	fi
	)

static

Open a file from cache. If necessary, file is downloaded first.

Returns: Read-only file descriptor in fi->fh or kChunkedFileHandle for chunked files

Definition at line 863 of file cvmfs.cc.

Referenced by cvmfs_test_cat(), libcvmfs_do_fopen(), and SetCvmfsOperations().

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static void cvmfs::cvmfs_opendir	(	fuse_req_t	req,
		fuse_ino_t	ino,
		struct fuse_file_info *	fi
	)

static

Open a directory for listing.

Definition at line 653 of file cvmfs.cc.

Referenced by SetCvmfsOperations().

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static void cvmfs::cvmfs_read	(	fuse_req_t	req,
		fuse_ino_t	ino,
		size_t	size,
		off_t	off,
		struct fuse_file_info *	fi
	)

static

Redirected to pread into cache.

Definition at line 1062 of file cvmfs.cc.

Referenced by SetCvmfsOperations().

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static void cvmfs::cvmfs_readdir	(	fuse_req_t	req,
		fuse_ino_t	ino,
		size_t	size,
		off_t	off,
		struct fuse_file_info *	fi
	)

static

Read the directory listing.

Definition at line 832 of file cvmfs.cc.

Referenced by SetCvmfsOperations().

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static void cvmfs::cvmfs_readlink	(	fuse_req_t	req,
		fuse_ino_t	ino
	)

static

Reads a symlink from the catalog. Environment variables are expanded.

Definition at line 595 of file cvmfs.cc.

Referenced by SetCvmfsOperations().

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static void cvmfs::cvmfs_release	(	fuse_req_t	req,
		fuse_ino_t	ino,
		struct fuse_file_info *	fi
	)

static

File close operation, redirected into cache.

Definition at line 1207 of file cvmfs.cc.

Referenced by SetCvmfsOperations().

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static void cvmfs::cvmfs_releasedir	(	fuse_req_t	req,
		fuse_ino_t	ino,
		struct fuse_file_info *	fi
	)

static

Release a directory.

Definition at line 783 of file cvmfs.cc.

Referenced by SetCvmfsOperations().

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static void cvmfs::cvmfs_statfs	(	fuse_req_t	req,
		fuse_ino_t	ino
	)

static

Definition at line 1271 of file cvmfs.cc.

Referenced by SetCvmfsOperations().

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static void cvmfs::DoTraceInode	(	const int	event,
		fuse_ino_t	ino,
		const std::string &	msg
	)

static

Definition at line 345 of file cvmfs.cc.

Referenced by TraceInode().

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bool cvmfs::Evict ( const std::string & path )

bool cvmfs::Evict ( const string & path )

Definition at line 1451 of file cvmfs.cc.

Referenced by TalkManager::MainResponder().

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static bool cvmfs::GetDirentForInode	(	const fuse_ino_t	ino,
		catalog::DirectoryEntry *	dirent
	)

static

Definition at line 213 of file cvmfs.cc.

Referenced by cvmfs_getattr(), cvmfs_getxattr(), cvmfs_listxattr(), cvmfs_lookup(), cvmfs_open(), cvmfs_opendir(), and cvmfs_readlink().

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static bool cvmfs::GetDirentForPath	(	const PathString &	path,
		catalog::DirectoryEntry *	dirent
	)

static

Definition at line 278 of file cvmfs.cc.

Referenced by cvmfs_lookup(), cvmfs_opendir(), Evict(), and Pin().

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static double cvmfs::GetKcacheTimeout ( )

inlinestatic

Definition at line 165 of file cvmfs.cc.

Referenced by cvmfs_getattr(), and cvmfs_lookup().

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static bool cvmfs::GetPathForInode	(	const fuse_ino_t	ino,
		PathString *	path
	)

static

Definition at line 320 of file cvmfs.cc.

Referenced by cvmfs_getxattr(), cvmfs_listxattr(), cvmfs_lookup(), cvmfs_open(), cvmfs_opendir(), and DoTraceInode().

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void cvmfs::GetReloadStatus	(	bool *	drainout_mode,
		bool *	maintenance_mode
	)

Definition at line 172 of file cvmfs.cc.

Referenced by TalkManager::MainResponder().

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bool cvmfs::Pin ( const std::string & path )

bool cvmfs::Pin ( const string & path )

Definition at line 1464 of file cvmfs.cc.

Referenced by TalkManager::MainResponder().

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std::string cvmfs::PrintInodeGeneration ( )

Definition at line 188 of file cvmfs.cc.

Referenced by TalkManager::MainResponder().

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static void cvmfs::ReplyBufferSlice	(	const fuse_req_t	req,
		const char *	buffer,
		const size_t	buffer_size,
		const off_t	offset,
		const size_t	max_size
	)

static

Very large directory listings have to be sent in slices.

Definition at line 816 of file cvmfs.cc.

Referenced by cvmfs_readdir().

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static void cvmfs::ReplyNegative	(	const catalog::DirectoryEntry &	dirent,
		fuse_req_t	req
	)

static

Looks into dirent to decide if this is an EIO negative reply or an ENOENT negative reply. We do not need to store the reply in the negative cache tracker because ReplyNegative is called on inode queries. Inodes, however, change anyway when a new catalog is applied.

Definition at line 543 of file cvmfs.cc.

Referenced by cvmfs_getattr(), cvmfs_getxattr(), cvmfs_listxattr(), cvmfs_open(), cvmfs_opendir(), and cvmfs_readlink().

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static void cvmfs::SetCvmfsOperations ( struct fuse_lowlevel_ops * cvmfs_operations )

static

Puts the callback functions in one single structure

Definition at line 1569 of file cvmfs.cc.

Referenced by __attribute__().

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void cvmfs::TLSDestructor ( void * data )