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Merge pull request #578 from ggtakec/master

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Refactored the get_object_attribute function
This commit is contained in:
Takeshi Nakatani 2017-05-05 19:24:01 +09:00 committed by GitHub
commit c5677b4726
1 changed files with 38 additions and 46 deletions
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84
src/s3fs.cpp
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@ -421,14 +421,13 @@ static int get_object_attribute(const char* path, struct stat* pstbuf, headers_t
}
// Check cache.
strpath = path;
pisforce = (NULL != pisforce ? pisforce : &forcedir);
(*pisforce) = false;
strpath = path;
if(overcheck && string::npos != (Pos = strpath.find("_$folder$", 0))){
strpath = strpath.substr(0, Pos);
strpath += "/";
}
if(pisforce){
(*pisforce) = false;
}
if(StatCache::getStatCacheData()->GetStat(strpath, pstat, pheader, overcheck, pisforce)){
StatCache::getStatCacheData()->ChangeNoTruncateFlag(strpath, add_no_truncate_cache);
return 0;
@ -443,57 +442,50 @@ static int get_object_attribute(const char* path, struct stat* pstbuf, headers_t
result = s3fscurl.HeadRequest(strpath.c_str(), (*pheader));
s3fscurl.DestroyCurlHandle();
// overcheck
if(overcheck && 0 != result){
if('/' != strpath[strpath.length() - 1] && string::npos == strpath.find("_$folder$", 0)){
// path is "object", check "object/" for overcheck
strpath += "/";
result = s3fscurl.HeadRequest(strpath.c_str(), (*pheader));
s3fscurl.DestroyCurlHandle();
}
if(0 != result){
// not found "object/", check "_$folder$"
strpath = path;
if(string::npos == strpath.find("_$folder$", 0)){
if('/' == strpath[strpath.length() - 1]){
strpath = strpath.substr(0, strpath.length() - 1);
}
strpath += "_$folder$";
// if not found target path object, do over checking
if(0 != result){
if(overcheck){
if('/' != strpath[strpath.length() - 1]){
// now path is "object", do check "object/" for over checking
strpath += "/";
result = s3fscurl.HeadRequest(strpath.c_str(), (*pheader));
s3fscurl.DestroyCurlHandle();
}
}
if(0 != result){
// not found "object/" and "object_$folder$", check no dir object.
strpath = path;
if(string::npos == strpath.find("_$folder$", 0)){
if('/' == strpath[strpath.length() - 1]){
strpath = strpath.substr(0, strpath.length() - 1);
}
if(-ENOTEMPTY == directory_empty(strpath.c_str())){
// found "no dir object".
strpath += "/";
forcedir = true;
if(pisforce){
(*pisforce) = true;
if(0 != result){
// now path is "object/", do check "object_$folder$" for over checking
strpath = strpath.substr(0, strpath.length() - 1);
strpath += "_$folder$";
result = s3fscurl.HeadRequest(strpath.c_str(), (*pheader));
s3fscurl.DestroyCurlHandle();
if(0 != result){
// cut "_$folder$" for over checking "no dir object" after here
if(string::npos != (Pos = strpath.find("_$folder$", 0))){
strpath = strpath.substr(0, Pos);
}
result = 0;
}
}
}
if(0 != result && string::npos == strpath.find("_$folder$", 0)){
// now path is "object" or "object/", do check "no dir object" which is not object but has only children.
if('/' == strpath[strpath.length() - 1]){
strpath = strpath.substr(0, strpath.length() - 1);
}
if(-ENOTEMPTY == directory_empty(strpath.c_str())){
// found "no dir object".
strpath += "/";
*pisforce = true;
result = 0;
}
}
}else{
// found "path" object.
if('/' != strpath[strpath.length() - 1]){
if('/' != strpath[strpath.length() - 1] && string::npos == strpath.find("_$folder$", 0) && is_need_check_obj_detail(*pheader)){
// check a case of that "object" does not have attribute and "object" is possible to be directory.
if(is_need_check_obj_detail(*pheader)){
if(-ENOTEMPTY == directory_empty(strpath.c_str())){
strpath += "/";
forcedir = true;
if(pisforce){
(*pisforce) = true;
}
result = 0;
}
if(-ENOTEMPTY == directory_empty(strpath.c_str())){
// found "no dir object".
strpath += "/";
*pisforce = true;
result = 0;
}
}
}