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Fixed issue: 320

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1) Changes calling fread/fwrite logic(Issue: 320)
    The calling fread/fwrite function logic is changed those in loop.
    If the fread/fwrite returns 0 byte without a error, s3fs continue(retry) to read/write.




git-svn-id: http://s3fs.googlecode.com/svn/trunk@408 df820570-a93a-0410-bd06-b72b767a4274
This commit is contained in:
ggtakec@gmail.com 2013-04-15 16:00:43 +00:00
parent 9310c0b653
commit a632af8f90
1 changed files with 49 additions and 31 deletions
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76
src/s3fs.cpp
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@ -772,12 +772,13 @@ static int put_local_fd_big_file(const char* path, headers_t meta, int fd) {
// cycle through open fd, pulling off 10MB chunks at a time
while(lSize > 0) {
file_part part;
size_t totalSize;
if(lSize >= MULTIPART_SIZE)
if(lSize >= MULTIPART_SIZE){
lBufferSize = MULTIPART_SIZE;
else
}else{
lBufferSize = lSize;
}
lSize = lSize - lBufferSize;
if((buffer = (char *) malloc(sizeof(char) * lBufferSize)) == NULL) {
@ -787,23 +788,35 @@ static int put_local_fd_big_file(const char* path, headers_t meta, int fd) {
}
// copy the file portion into the buffer:
bytesRead = fread(buffer, 1, lBufferSize, pSourceFile);
if(bytesRead != lBufferSize) {
SYSLOGERR("%d ### bytesRead:%zu does not match lBufferSize: %lu\n",
__LINE__, bytesRead, lBufferSize);
if(buffer)
free(buffer);
return(-EIO);
for(totalSize = 0; totalSize < lBufferSize; totalSize += bytesRead){
bytesRead = fread(&buffer[totalSize], 1, (lBufferSize - totalSize), pSourceFile);
if(bytesRead != (lBufferSize - totalSize)){
int nError;
if(0 != (nError = ferror(pSourceFile))){
SYSLOGERR("%d ### read file error(%d): bytesRead:%zu does not match (lBufferSize - totalSize): %lu\n",
__LINE__, nError, bytesRead, (lBufferSize - totalSize));
if(buffer){
free(buffer);
}
return(-EIO);
}
if(feof(pSourceFile)){
SYSLOGERR("%d ### read end of file: bytesRead:%zu does not match (lBufferSize - totalSize): %lu\n",
__LINE__, bytesRead, (lBufferSize - totalSize));
if(buffer){
free(buffer);
}
return(-EIO);
}
}
}
// create uniq temporary file
strncpy(part.path, "/tmp/s3fs.XXXXXX", sizeof part.path);
if((partfd = mkstemp(part.path)) == -1) {
if(buffer)
if(buffer){
free(buffer);
}
YIKES(-errno);
}
@ -811,34 +824,39 @@ static int put_local_fd_big_file(const char* path, headers_t meta, int fd) {
if((pPartFile = fdopen(partfd, "wb")) == NULL) {
SYSLOGERR("%d ### Could not open temporary file: errno %i\n", __LINE__, errno);
close(partfd);
if(buffer)
if(buffer){
free(buffer);
}
return(-errno);
}
// copy buffer to temporary file
bytesWritten = fwrite(buffer, 1, (size_t)lBufferSize, pPartFile);
if(bytesWritten != lBufferSize) {
SYSLOGERR("%d ### bytesWritten:%zu does not match lBufferSize: %lu\n",
__LINE__, bytesWritten, lBufferSize);
fclose(pPartFile);
if(buffer)
free(buffer);
return(-EIO);
for(totalSize = 0; totalSize < lBufferSize; totalSize += bytesWritten){
bytesWritten = fwrite(&buffer[totalSize], 1, (size_t)(lBufferSize - totalSize), pPartFile);
if(bytesWritten != (lBufferSize - totalSize)){
int nError;
if(0 != (nError = ferror(pPartFile))){
SYSLOGERR("%d ### write file error(%d): bytesWritten:%zu does not match (lBufferSize - totalSize): %lu\n",
__LINE__, nError, bytesWritten, (lBufferSize - totalSize));
fclose(pPartFile);
if(buffer){
free(buffer);
}
return(-EIO);
}
}
}
fclose(pPartFile);
if(buffer)
if(buffer){
free(buffer);
}
part.etag = upload_part(path, part.path, parts.size() + 1, uploadId);
// delete temporary part file
if(remove(part.path) != 0)
if(remove(part.path) != 0){
YIKES(-errno);
}
parts.push_back(part);
} // while(lSize > 0)