int
irodsGetattr( const char *path, struct stat *stbuf ) {
int status;
iFuseConn_t *iFuseConn = NULL;
iFuseConn = getAndUseConnByPath( ( char * ) path, &MyRodsEnv, &status );
status = _irodsGetattr( iFuseConn, path, stbuf );
unuseIFuseConn( iFuseConn );
return ( status );
}
int _ifuseFileCacheRead( fileCache_t *fileCache, char *buf, size_t size, off_t offset ) {
int status, myError;
status = _iFuseFileCacheLseek( fileCache, offset );
if ( status < 0 ) {
if ( ( myError = getErrno( status ) ) > 0 ) {
return -myError;
}
else {
return -ENOENT;
}
}
if ( fileCache->state == NO_FILE_CACHE ) {
iFuseConn_t *conn;
openedDataObjInp_t dataObjReadInp;
bytesBuf_t dataObjReadOutBBuf;
int myError;
bzero( &dataObjReadInp, sizeof( dataObjReadInp ) );
dataObjReadOutBBuf.buf = buf;
dataObjReadOutBBuf.len = size;
dataObjReadInp.l1descInx = fileCache->iFd;
dataObjReadInp.len = size;
//UNLOCK_STRUCT(*fileCache);
conn = getAndUseConnByPath( fileCache->localPath, &status );
//LOCK_STRUCT(*fileCache);
status = rcDataObjRead( conn->conn,
&dataObjReadInp, &dataObjReadOutBBuf );
unuseIFuseConn( conn );
if ( status < 0 ) {
if ( ( myError = getErrno( status ) ) > 0 ) {
return -myError;
}
else {
return -ENOENT;
}
}
}
else {
status = read( fileCache->iFd, buf, size );
if ( status < 0 ) {
return errno ? ( -1 * errno ) : -1;
}
}
fileCache->offset += status;
return status;
}
/* close any open files inside the file cache */
int ifuseFileCacheClose( fileCache_t *fileCache ) {
int status = 0;
LOCK_STRUCT( *fileCache );
if ( fileCache->state == NO_FILE_CACHE ) {
/* close remote file */
//UNLOCK_STRUCT( *fileCache );
iFuseConn_t *conn = getAndUseConnByPath( fileCache->localPath, &status );
//LOCK_STRUCT( *fileCache );
status = closeIrodsFd( conn->conn, fileCache->iFd );
unuseIFuseConn( conn );
fileCache->offset = 0;
}
else {
/* close local file */
status = close( fileCache->iFd );
fileCache->iFd = 0;
fileCache->offset = 0;
}
UNLOCK_STRUCT( *fileCache );
return status;
}
int _iFuseFileCacheLseek( fileCache_t *fileCache, off_t offset ) {
int status;
if ( offset == fileCache->offset ) {
return 0;
}
if ( fileCache->state == NO_FILE_CACHE ) {
iFuseConn_t *conn = getAndUseConnByPath( fileCache->localPath, &status );
openedDataObjInp_t dataObjLseekInp;
fileLseekOut_t *dataObjLseekOut = NULL;
bzero( &dataObjLseekInp, sizeof( dataObjLseekInp ) );
dataObjLseekInp.l1descInx = fileCache->iFd;
dataObjLseekInp.offset = offset;
dataObjLseekInp.whence = SEEK_SET;
status = rcDataObjLseek( conn->conn, &dataObjLseekInp, &dataObjLseekOut );
unuseIFuseConn( conn );
if ( dataObjLseekOut != NULL ) {
free( dataObjLseekOut );
}
}
else {
rodsLong_t lstatus;
lstatus = lseek( fileCache->iFd, offset, SEEK_SET );
if ( lstatus >= 0 ) {
status = 0;
}
else {
status = lstatus;
}
}
fileCache->offset = offset;
return status;
}
int _iFuseFileCacheFlush( fileCache_t *fileCache ) {
int status = 0;
int objFd;
/* simply return if no file cache or the file cache hasn't been updated */
if ( fileCache->state != HAVE_NEWLY_CREATED_CACHE ) {
//UNLOCK_STRUCT( *fileCache );
return 0;
}
/* no need to flush cache file as we are using low-level io */
/*status = fsync (fileCache->iFd);
if (status < 0) {
status = (errno ? (-1 * errno) : -1);
rodsLog (LOG_ERROR,
"ifuseFlush: flush of cache file for %s error, status = %d",
fileCache->localPath, status);
return -EBADF;
}*/
struct stat stbuf;
int error_code = stat( fileCache->fileCachePath, &stbuf );
if ( error_code != 0 ) {
rodsLog( LOG_ERROR, "stat failed in _iFuseFileCacheFlush with status %d", error_code );
}
/* put cache file to server */
//UNLOCK_STRUCT( *fileCache );
iFuseConn_t *conn = getAndUseConnByPath( fileCache->localPath, &status );
//LOCK_STRUCT( *fileCache );
RECONNECT_IF_NECESSARY( status, conn, ifusePut( conn->conn, fileCache->objPath, fileCache->fileCachePath, fileCache->mode, stbuf.st_size ) );
unuseIFuseConn( conn );
if ( status < 0 ) {
rodsLog( LOG_ERROR,
"ifuseClose: ifusePut of %s error, status = %d",
fileCache->localPath, status );
status = -EBADF;
return status;
}
objFd = status;
if ( stbuf.st_size > MAX_READ_CACHE_SIZE ) {
/* too big to keep */
/* close cache file */
status = close( fileCache->iFd );
if ( status < 0 ) {
status = ( errno ? ( -1 * errno ) : -1 );
rodsLog( LOG_ERROR,
"ifuseClose: close of cache file for %s error, status = %d",
fileCache->localPath, status );
return -EBADF;
}
fileCache->iFd = objFd;
fileCache->state = NO_FILE_CACHE;
fileCache->offset = 0;
status = objFd;
}
else {
fileCache->state = HAVE_READ_CACHE;
}
return status;
}
int _ifuseFileCacheWrite( fileCache_t *fileCache, char *buf, size_t size, off_t offset ) {
int status, myError;
openedDataObjInp_t dataObjWriteInp;
bytesBuf_t dataObjWriteInpBBuf;
iFuseConn_t *conn;
bzero( &dataObjWriteInp, sizeof( dataObjWriteInp ) );
/* lseek to the right offset in case this cache is share by multiple descs */
status = _iFuseFileCacheLseek( fileCache, offset );
if ( status < 0 ) {
if ( ( myError = getErrno( status ) ) > 0 ) {
return -myError;
}
else {
return -ENOENT;
}
}
if ( fileCache->state == NO_FILE_CACHE ) {
/* no file cache */
dataObjWriteInpBBuf.buf = ( void * ) buf;
dataObjWriteInpBBuf.len = size;
dataObjWriteInp.l1descInx = fileCache->iFd;
dataObjWriteInp.len = size;
conn = getAndUseConnByPath( fileCache->localPath, &status );
status = rcDataObjWrite( conn->conn, &dataObjWriteInp, &dataObjWriteInpBBuf );
unuseIFuseConn( conn );
if ( status < 0 ) {
if ( ( myError = getErrno( status ) ) > 0 ) {
return -myError;
}
else {
return -ENOENT;
}
}
else if ( status != ( int ) size ) {
rodsLog( LOG_ERROR,
"ifuseWrite: IFuseDesc[descInx].conn for %s is NULL", fileCache->localPath );
return -ENOENT;
}
fileCache->offset += status;
if ( fileCache->offset > fileCache->fileSize ) {
fileCache->fileSize = fileCache->offset;
}
}
else {
status = write( fileCache->iFd, buf, size );
if ( status < 0 ) {
return errno ? ( -1 * errno ) : -1;
}
fileCache->offset += status;
if ( fileCache->offset > fileCache->fileSize ) {
fileCache->fileSize = fileCache->offset;
}
if ( fileCache->offset >= MAX_NEWLY_CREATED_CACHE_SIZE ) {
_iFuseFileCacheFlush( fileCache );
fileCache->iFd = 0;
/* reopen file */
dataObjInp_t dataObjOpenInp;
memset( &dataObjOpenInp, 0, sizeof( dataObjOpenInp ) );
rstrcpy( dataObjOpenInp.objPath, fileCache->objPath, MAX_NAME_LEN );
dataObjOpenInp.openFlags = O_RDWR;
int status;
conn = getAndUseConnByPath( fileCache->localPath, &status );
status = rcDataObjOpen( conn->conn, &dataObjOpenInp );
unuseIFuseConn( conn );
if ( status < 0 ) {
rodsLog( LOG_ERROR, "iFuseWrite: rcDataObjOpen of %s error. status = %d", fileCache->objPath, status );
return -ENOENT;
}
fileCache->iFd = status;
}
}
return status;
}
int
irodsOpen (const char *path, struct fuse_file_info *fi)
{
dataObjInp_t dataObjInp;
int status;
int fd;
iFuseConn_t *iFuseConn = NULL;
iFuseDesc_t *desc = NULL;
pathCache_t *tmpPathCache = NULL;
struct stat stbuf;
char cachePath[MAX_NAME_LEN];
char objPath[MAX_NAME_LEN];
int flags = fi->flags;
rodsLog (LOG_DEBUG, "irodsOpen: %s, flags = %d", path, fi->flags);
matchAndLockPathCache((char *) path, &tmpPathCache);
if(tmpPathCache!= NULL) {
if(tmpPathCache->fileCache != NULL) {
LOCK_STRUCT(*(tmpPathCache->fileCache));
if (tmpPathCache->fileCache->state != NO_FILE_CACHE) {
rodsLog (LOG_DEBUG, "irodsOpen: a match for %s", path);
desc = newIFuseDesc(tmpPathCache->fileCache->objPath, (char *) path, tmpPathCache->fileCache, &status);
if (status < 0) {
UNLOCK_STRUCT(*(tmpPathCache->fileCache));
UNLOCK_STRUCT(*tmpPathCache);
rodsLogError (LOG_ERROR, status, "irodsOpen: create descriptor of %s error", dataObjInp.objPath);
return status;
}
fi->fh = desc->index;
if(tmpPathCache->fileCache->iFd == 0) {
tmpPathCache->fileCache->iFd = open(tmpPathCache->fileCache->fileCachePath, O_RDWR);
}
UNLOCK_STRUCT(*(tmpPathCache->fileCache));
UNLOCK_STRUCT(*tmpPathCache);
return (0);
}
UNLOCK_STRUCT(*(tmpPathCache->fileCache));
}
UNLOCK_STRUCT(*tmpPathCache);
}
memset (&dataObjInp, 0, sizeof (dataObjInp));
dataObjInp.openFlags = flags;
status = parseRodsPathStr ((char *) (path + 1) , &MyRodsEnv, objPath);
rstrcpy(dataObjInp.objPath, objPath, MAX_NAME_LEN);
if (status < 0) {
rodsLogError (LOG_ERROR, status, "irodsOpen: parseRodsPathStr of %s error", path);
/* use ENOTDIR for this type of error */
return -ENOTDIR;
}
iFuseConn = getAndUseConnByPath((char *) path, &MyRodsEnv, &status);
/* status = getAndUseIFuseConn(&iFuseConn, &MyRodsEnv); */
if(status < 0) {
rodsLogError (LOG_ERROR, status, "irodsOpen: cannot get connection for %s error", path);
/* use ENOTDIR for this type of error */
return -ENOTDIR;
}
/* do only O_RDONLY (0) */
status = _irodsGetattr (iFuseConn, path, &stbuf);
if ((flags & (O_WRONLY | O_RDWR)) != 0 || status < 0 || stbuf.st_size > MAX_READ_CACHE_SIZE) {
fd = rcDataObjOpen (iFuseConn->conn, &dataObjInp);
unuseIFuseConn (iFuseConn);
if (fd < 0) {
rodsLogError (LOG_ERROR, status, "irodsOpen: rcDataObjOpen of %s error, status = %d", path, fd);
return -ENOENT;
}
fileCache_t *fileCache = addFileCache(fd, objPath, (char *) path, NULL, stbuf.st_mode, stbuf.st_size, NO_FILE_CACHE);
matchAndLockPathCache((char *) path, &tmpPathCache);
if(tmpPathCache == NULL) {
pathExist((char *) path, fileCache, &stbuf, NULL);
} else {
_addFileCacheForPath(tmpPathCache, fileCache);
UNLOCK_STRUCT(*tmpPathCache);
}
desc = newIFuseDesc (objPath, (char *) path, fileCache, &status);
if (desc == NULL) {
rodsLogError (LOG_ERROR, status, "irodsOpen: allocIFuseDesc of %s error", path);
return -ENOENT;
}
} else {
rodsLog (LOG_DEBUG, "irodsOpenWithReadCache: caching %s", path);
if ((status = getFileCachePath (path, cachePath)) < 0) {
unuseIFuseConn(iFuseConn);
return status;
}
/* get the file to local cache */
dataObjInp.dataSize = stbuf.st_size;
status = rcDataObjGet (iFuseConn->conn, &dataObjInp, cachePath);
unuseIFuseConn(iFuseConn);
if (status < 0) {
rodsLogError (LOG_ERROR, status, "irodsOpenWithReadCache: rcDataObjGet of %s error", dataObjInp.objPath);
return status;
}
int fd = open(cachePath, O_RDWR);
fileCache_t *fileCache = addFileCache(fd, objPath, (char *) path, cachePath, stbuf.st_mode, stbuf.st_size, HAVE_READ_CACHE);
matchAndLockPathCache((char *) path, &tmpPathCache);
if(tmpPathCache == NULL) {
pathExist((char *) path, fileCache, &stbuf, NULL);
} else {
_addFileCacheForPath(tmpPathCache, fileCache);
UNLOCK_STRUCT(*tmpPathCache);
}
desc = newIFuseDesc(objPath, (char *) path,fileCache, &status);
if (status < 0) {
rodsLogError (LOG_ERROR, status, "irodsOpen: create descriptor of %s error", dataObjInp.objPath);
return status;
}
}
fi->fh = desc->index;
return (0);
}
int
irodsSymlink (const char *to, const char *from)
{
int status;
iFuseConn_t *iFuseConn = NULL;
int l1descInx;
dataObjInp_t dataObjOpenInp;
openedDataObjInp_t dataObjWriteInp;
bytesBuf_t dataObjWriteOutBBuf;
char collPath[MAX_NAME_LEN];
struct stat stbuf;
rodsLog (LOG_DEBUG, "irodsSymlink: %s to %s", from, to);
status = parseRodsPathStr ((char *) (from + 1), &MyRodsEnv, collPath);
if (status < 0) {
rodsLogError (LOG_ERROR, status,
"irodsReaddir: parseRodsPathStr of %s error", from);
/* use ENOTDIR for this type of error */
return -ENOTDIR;
}
iFuseConn = getAndUseConnByPath ((char *) from, &MyRodsEnv, &status);
status = _irodsGetattr(iFuseConn, (char *) from, &stbuf);
memset (&dataObjOpenInp, 0, sizeof (dataObjOpenInp));
rstrcpy (dataObjOpenInp.objPath, collPath, MAX_NAME_LEN);
if(status != -ENOENT) {
if (status < 0) {
return status;
}
dataObjOpenInp.dataSize = 0;
status = rcDataObjTruncate(iFuseConn->conn, &dataObjOpenInp);
if (status < 0) {
rodsLog (LOG_ERROR, "irodsReadlink: rcDataObjTruncate of %s error. status = %d", collPath, status);
unuseIFuseConn (iFuseConn);
return -ENOENT;
}
}
memset (&dataObjOpenInp, 0, sizeof (dataObjOpenInp));
rstrcpy (dataObjOpenInp.objPath, collPath, MAX_NAME_LEN);
dataObjOpenInp.openFlags = O_WRONLY | O_CREAT;
dataObjOpenInp.createMode = S_IFLNK;
status = rcDataObjOpen (iFuseConn->conn, &dataObjOpenInp);
if (status < 0) {
rodsLog (LOG_ERROR, "irodsSymlink: rcDataObjOpen of %s error. status = %d", collPath, status);
unuseIFuseConn (iFuseConn);
return -ENOENT;
}
l1descInx = status;
memset(&dataObjWriteInp, 0, sizeof (dataObjWriteInp));
memset(&dataObjWriteOutBBuf, 0, sizeof (bytesBuf_t));
dataObjWriteInp.l1descInx = l1descInx;
dataObjWriteInp.len = strlen(to);
dataObjWriteOutBBuf.len = strlen(to);
dataObjWriteOutBBuf.buf = strdup(to);
status = rcDataObjWrite (iFuseConn->conn, &dataObjWriteInp, &dataObjWriteOutBBuf);
free(dataObjWriteOutBBuf.buf);
if (status < 0) {
rodsLog (LOG_ERROR, "irodsSymlink: rcDataObjWrite of %s error. status = %d", collPath, status);
unuseIFuseConn (iFuseConn);
return -ENOENT;
}
rcDataObjClose(iFuseConn->conn, &dataObjWriteInp);
unuseIFuseConn (iFuseConn);
return (0);
}
int
irodsReaddir (const char *path, void *buf, fuse_fill_dir_t filler,
off_t offset, struct fuse_file_info *fi)
{
char collPath[MAX_NAME_LEN];
collHandle_t collHandle;
collEnt_t collEnt;
int status;
#ifdef CACHE_FUSE_PATH
struct stat stbuf;
pathCache_t *tmpPathCache;
#endif
/* don't know why we need this. the example have them */
(void) offset;
(void) fi;
iFuseConn_t *iFuseConn = NULL;
rodsLog (LOG_DEBUG, "irodsReaddir: %s", path);
filler(buf, ".", NULL, 0);
filler(buf, "..", NULL, 0);
status = parseRodsPathStr ((char *) (path + 1), &MyRodsEnv, collPath);
if (status < 0) {
rodsLogError (LOG_ERROR, status,
"irodsReaddir: parseRodsPathStr of %s error", path);
/* use ENOTDIR for this type of error */
return -ENOTDIR;
}
iFuseConn = getAndUseConnByPath ((char *) path, &MyRodsEnv, &status);
status = rclOpenCollection (iFuseConn->conn, collPath, 0, &collHandle);
if (status < 0) {
if (isReadMsgError (status)) {
ifuseReconnect (iFuseConn);
status = rclOpenCollection (iFuseConn->conn, collPath, 0,
&collHandle);
}
if (status < 0) {
rodsLog (LOG_ERROR,
"irodsReaddir: rclOpenCollection of %s error. status = %d",
collPath, status);
unuseIFuseConn (iFuseConn);
return -ENOENT;
}
}
while ((status = rclReadCollection (iFuseConn->conn, &collHandle, &collEnt))
>= 0) {
char myDir[MAX_NAME_LEN], mySubDir[MAX_NAME_LEN];
#ifdef CACHE_FUSE_PATH
char childPath[MAX_NAME_LEN];
bzero (&stbuf, sizeof (struct stat));
#endif
if (collEnt.objType == DATA_OBJ_T) {
filler (buf, collEnt.dataName, NULL, 0);
#ifdef CACHE_FUSE_PATH
if (strcmp (path, "/") == 0) {
snprintf (childPath, MAX_NAME_LEN, "/%s", collEnt.dataName);
} else {
snprintf (childPath, MAX_NAME_LEN, "%s/%s",
path, collEnt.dataName);
}
if (lookupPathExist ((char *) childPath, &tmpPathCache) != 1) {
fillFileStat (&stbuf, collEnt.dataMode, collEnt.dataSize,
atoi (collEnt.createTime), atoi (collEnt.modifyTime),
atoi (collEnt.modifyTime));
pathExist (childPath, NULL, &stbuf, &tmpPathCache);
}
#endif
} else if (collEnt.objType == COLL_OBJ_T) {
splitPathByKey (collEnt.collName, myDir, mySubDir, '/');
if(mySubDir[0] != '\0') {
filler (buf, mySubDir, NULL, 0);
#ifdef CACHE_FUSE_PATH
if (strcmp (path, "/") == 0) {
snprintf (childPath, MAX_NAME_LEN, "/%s", mySubDir);
} else {
snprintf (childPath, MAX_NAME_LEN, "%s/%s", path, mySubDir);
}
if (lookupPathExist ((char *) childPath, &tmpPathCache) != 1) {
fillDirStat (&stbuf,
atoi (collEnt.createTime), atoi (collEnt.modifyTime),
atoi (collEnt.modifyTime));
pathExist (childPath, NULL, &stbuf, &tmpPathCache);
}
#endif
}
}
}
rclCloseCollection (&collHandle);
unuseIFuseConn (iFuseConn);
return (0);
}
int
irodsReadlink (const char *path, char *buf, size_t size)
{
int status;
iFuseConn_t *iFuseConn = NULL;
int l1descInx;
dataObjInp_t dataObjOpenInp;
openedDataObjInp_t dataObjReadInp;
bytesBuf_t dataObjReadOutBBuf;
char collPath[MAX_NAME_LEN];
rodsLog (LOG_DEBUG, "irodsReadlink: %s", path);
status = parseRodsPathStr ((char *) (path + 1), &MyRodsEnv, collPath);
if (status < 0) {
rodsLogError (LOG_ERROR, status,
"irodsReaddir: parseRodsPathStr of %s error", path);
/* use ENOTDIR for this type of error */
return -ENOTDIR;
}
iFuseConn = getAndUseConnByPath ((char *) path, &MyRodsEnv, &status);
memset (&dataObjOpenInp, 0, sizeof (dataObjOpenInp));
rstrcpy (dataObjOpenInp.objPath, collPath, MAX_NAME_LEN);
dataObjOpenInp.openFlags = O_RDONLY;
status = rcDataObjOpen (iFuseConn->conn, &dataObjOpenInp);
if (status < 0) {
if (isReadMsgError (status)) {
ifuseReconnect (iFuseConn);
status = rcDataObjOpen (iFuseConn->conn, &dataObjOpenInp);
}
if (status < 0) {
rodsLog (LOG_ERROR,
"irodsReadlink: rcDataObjOpen of %s error. status = %d", collPath, status);
unuseIFuseConn (iFuseConn);
return -ENOENT;
}
}
l1descInx = status;
memset(&dataObjReadInp, 0, sizeof (dataObjReadInp));
memset(&dataObjReadOutBBuf, 0, sizeof (bytesBuf_t));
dataObjReadInp.l1descInx = l1descInx;
dataObjReadInp.len = size - 1;
status = rcDataObjRead(iFuseConn->conn, &dataObjReadInp, &dataObjReadOutBBuf);
if (status < 0) {
rodsLog (LOG_ERROR, "irodsReadlink: rcDataObjRead of %s error. status = %d", collPath, status);
unuseIFuseConn (iFuseConn);
return -ENOENT;
}
memcpy(buf, dataObjReadOutBBuf.buf, status);
buf[status] = '\0';
rcDataObjClose(iFuseConn->conn, &dataObjReadInp);
unuseIFuseConn (iFuseConn);
return (0);
}
/**************************************************************************
* private functions
**************************************************************************/
static int
_commitLocalBuffer(const char *iRODSPath, struct fuse_file_info *fi, lazyUploadFileInfo_t *lazyUploadFileInfo) {
int status;
int desc;
char bufferPath[MAX_NAME_LEN];
int descInx;
status = _getBufferPath(iRODSPath, bufferPath);
if(status < 0) {
rodsLog (LOG_DEBUG, "_upload: failed to get Buffered lazy upload file path - %s", iRODSPath);
return status;
}
// close local buffer file handle
if(lazyUploadFileInfo->localHandle < 0) {
rodsLog (LOG_DEBUG, "_commitLocalBuffer: wrong file descriptor - %s, %d", iRODSPath, lazyUploadFileInfo->localHandle);
return -EBADF;
}
// no write but requested flush
if(lazyUploadFileInfo->curOffset == 0) {
return 0;
}
fsync(lazyUploadFileInfo->localHandle);
close(lazyUploadFileInfo->localHandle);
lazyUploadFileInfo->localHandle = -1;
rodsLog (LOG_DEBUG, "_commitLocalBuffer: upload - %s", iRODSPath);
if(lazyUploadFileInfo->commitCount == 0) {
// put and reopen iRODS file
dataObjInp_t dataObjInp;
int fd;
pathCache_t *tmpPathCache = NULL;
iFuseConn_t *iFuseConn = NULL;
iFuseDesc_t *desc = NULL;
struct stat stbuf;
char objPath[MAX_NAME_LEN];
descInx = GET_IFUSE_DESC_INDEX(fi);
rodsLog (LOG_DEBUG, "_commitLocalBuffer: closing existing iRODS file handle - %s - %d", iRODSPath, descInx);
status = ifuseClose (&IFuseDesc[descInx]);
if (status < 0) {
int myError;
if ((myError = getErrno (status)) > 0) {
return (-myError);
} else {
return -ENOENT;
}
}
// put
rodsLog (LOG_DEBUG, "_commitLocalBuffer: uploading buffered file - %s", iRODSPath);
status = _upload(iRODSPath);
if(status != 0) {
rodsLog (LOG_DEBUG, "_commitLocalBuffer: upload error - %s, %d", iRODSPath, status);
return status;
}
// reopen file
rodsLog (LOG_DEBUG, "_commitLocalBuffer: reopening iRODS file handle - %s", iRODSPath);
memset (&dataObjInp, 0, sizeof (dataObjInp));
//dataObjInp.openFlags = lazyUploadFileInfo->accmode;
dataObjInp.openFlags = O_RDWR | O_APPEND;
status = parseRodsPathStr ((char *) iRODSPath, LazyUploadRodsEnv, objPath);
rstrcpy(dataObjInp.objPath, objPath, MAX_NAME_LEN);
if (status < 0) {
rodsLogError (LOG_ERROR, status, "_commitLocalBuffer: parseRodsPathStr of %s error", iRODSPath);
/* use ENOTDIR for this type of error */
return -ENOTDIR;
}
iFuseConn = getAndUseConnByPath((char *) iRODSPath, &status);
/* status = getAndUseIFuseConn(&iFuseConn); */
if(status < 0) {
rodsLogError (LOG_ERROR, status, "_commitLocalBuffer: cannot get connection for %s error", iRODSPath);
/* use ENOTDIR for this type of error */
return -ENOTDIR;
}
status = _irodsGetattr (iFuseConn, iRODSPath, &stbuf);
fd = rcDataObjOpen (iFuseConn->conn, &dataObjInp);
unuseIFuseConn (iFuseConn);
if (fd < 0) {
rodsLogError (LOG_ERROR, status, "_commitLocalBuffer: rcDataObjOpen of %s error, status = %d", iRODSPath, fd);
return -ENOENT;
}
fileCache_t *fileCache = addFileCache(fd, objPath, (char *) iRODSPath, NULL, stbuf.st_mode, stbuf.st_size, NO_FILE_CACHE);
matchAndLockPathCache(pctable, (char *) iRODSPath, &tmpPathCache);
if(tmpPathCache == NULL) {
pathExist(pctable, (char *) iRODSPath, fileCache, &stbuf, NULL);
} else {
_addFileCacheForPath(tmpPathCache, fileCache);
UNLOCK_STRUCT(*tmpPathCache);
}
desc = newIFuseDesc (objPath, (char *) iRODSPath, fileCache, &status);
if (desc == NULL) {
rodsLogError (LOG_ERROR, status, "_commitLocalBuffer: allocIFuseDesc of %s error", iRODSPath);
return -ENOENT;
}
SET_IFUSE_DESC_INDEX(fi, desc->index);
rodsLog (LOG_DEBUG, "_commitLocalBuffer: created new file handle - %s - %d", iRODSPath, desc->index);
} else {
// append
int localDesc = open (bufferPath, O_RDONLY, 0755);
char *buffer = (char*)malloc(FUSE_LAZY_UPLOAD_MEM_BUFFER_SIZE);
int grandTotalReadLen = 0;
if(localDesc < 0) {
rodsLog (LOG_DEBUG, "_commitLocalBuffer: file descriptor error - %s, %d", iRODSPath, localDesc);
return -ENOENT;
}
descInx = GET_IFUSE_DESC_INDEX(fi);
if (checkFuseDesc (descInx) < 0) {
return -EBADF;
}
status = 0;
while(grandTotalReadLen < lazyUploadFileInfo->curOffset) {
int totalReadLen = 0;
int totalWriteLen = 0;
while(totalReadLen < FUSE_LAZY_UPLOAD_MEM_BUFFER_SIZE) {
int readLen = read(localDesc, buffer + totalReadLen, FUSE_LAZY_UPLOAD_MEM_BUFFER_SIZE - totalReadLen);
if(readLen > 0) {
totalReadLen += readLen;
} else if(readLen == 0) {
// EOF
break;
} else if(readLen < 0) {
rodsLog (LOG_DEBUG, "_commitLocalBuffer: buffered file read error - %s, %d", iRODSPath, localDesc);
status = getErrno (readLen);
break;
}
}
if(status >= 0) {
while(totalWriteLen < totalReadLen) {
int writeLen = _ifuseWrite (&IFuseDesc[descInx], buffer + totalWriteLen, totalReadLen - totalWriteLen, lazyUploadFileInfo->curLocalOffsetStart + totalWriteLen);
if(writeLen > 0) {
totalWriteLen += writeLen;
} else if(writeLen == 0) {
// EOF
break;
} else if(writeLen < 0) {
rodsLog (LOG_DEBUG, "_commitLocalBuffer: iRODS file write error - %s", iRODSPath);
status = getErrno (writeLen);
break;
}
}
}
grandTotalReadLen += totalReadLen;
}
unlockDesc (descInx);
free(buffer);
close(localDesc);
}
rodsLog (LOG_DEBUG, "_commitLocalBuffer: reset local buffered file - %s", iRODSPath);
// reset local buffer file
desc = open (bufferPath, O_RDWR|O_CREAT|O_TRUNC, 0755);
lazyUploadFileInfo->localHandle = desc;
lazyUploadFileInfo->commitCount++;
lazyUploadFileInfo->curLocalOffsetStart += lazyUploadFileInfo->curOffset;
lazyUploadFileInfo->curOffset = 0;
return (0);
}