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Fixed Issue 355

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1) Patch in support for special file and block device types( Issue 355 )
    Patched codes, and s3fs can make special files on S3.



git-svn-id: http://s3fs.googlecode.com/svn/trunk@460 df820570-a93a-0410-bd06-b72b767a4274
This commit is contained in:
ggtakec@gmail.com 2013-07-30 07:27:22 +00:00
parent bf11a0444f
commit b24c868417
2 changed files with 42 additions and 24 deletions
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23
src/s3fs.cpp
View File

@ -744,13 +744,26 @@ static int create_file_object(const char* path, mode_t mode, uid_t uid, gid_t gi
return s3fscurl.PutRequest(path, meta, -1, false); // fd=-1 means for creating zero byte object.
}
static int s3fs_mknod(const char* path, mode_t mode, dev_t rdev)
static int s3fs_mknod(const char *path, mode_t mode, dev_t rdev)
{
FGPRINT("s3fs_mknod[path=%s][mode=%d]\n", path, mode);
int result;
headers_t meta;
struct fuse_context* pcxt;
// Could not make block or character special files on S3,
// always return a error.
return -EPERM;
FGPRINT("s3fs_mknod[path=%s][mode=0%o][dev=%lu]\n", path, mode, rdev);
if(NULL == (pcxt = fuse_get_context())){
return -EIO;
}
if(0 != (result = create_file_object(path, mode, pcxt->uid, pcxt->gid))){
FGPRINT("s3fs_mknod: could not create object for special file(result=%d)\n", result);
SYSLOGERR("could not create object for special file(result=%d)", result);
return result;
}
StatCache::getStatCacheData()->DelStat(path);
return result;
}
static int s3fs_create(const char* path, mode_t mode, struct fuse_file_info* fi)

43
src/s3fs_util.cpp
View File

@ -647,34 +647,39 @@ mode_t get_mode(headers_t& meta, const char* path, bool checkdir, bool forcedir)
isS3sync = true;
}
}
if(!isS3sync){
if(checkdir){
if(forcedir){
mode |= S_IFDIR;
}else{
if(meta.end() != (iter = meta.find("Content-Type"))){
string strConType = (*iter).second;
if(strConType == "application/x-directory"){
mode |= S_IFDIR;
}else if(path && 0 < strlen(path) && '/' == path[strlen(path) - 1]){
if(strConType == "binary/octet-stream" || strConType == "application/octet-stream"){
// Checking the bitmask, if the last 3 bits are all zero then process as a regular
// file type (S_IFDIR or S_IFREG), otherwise return mode unmodified so that S_IFIFO,
// S_IFSOCK, S_IFCHR, S_IFLNK and S_IFBLK devices can be processed properly by fuse.
if(!(mode & S_IFMT)){
if(!isS3sync){
if(checkdir){
if(forcedir){
mode |= S_IFDIR;
}else{
if(meta.end() != (iter = meta.find("Content-Type"))){
string strConType = (*iter).second;
if(strConType == "application/x-directory"){
mode |= S_IFDIR;
}else if(path && 0 < strlen(path) && '/' == path[strlen(path) - 1]){
if(strConType == "binary/octet-stream" || strConType == "application/octet-stream"){
mode |= S_IFDIR;
}else{
mode |= S_IFREG;
}
}else{
mode |= S_IFREG;
}
}else{
mode |= S_IFREG;
}
}else{
mode |= S_IFREG;
}
}
}
}else{
if(!checkdir){
// cut dir/reg flag.
mode &= ~S_IFDIR;
mode &= ~S_IFREG;
}else{
if(!checkdir){
// cut dir/reg flag.
mode &= ~S_IFDIR;
mode &= ~S_IFREG;
}
}
}
return mode;