ReturnStatus
FileMetaDAO::getDir(const std::string &path, std::list<PDEntry> *pEntryList)
{
assert(pEntryList);
Channel* pDataChannel = ChannelManager::getInstance()->Mapping(m_BucketId);
NameSpace *DataNS = pDataChannel->m_DataNS;
int rt = 0;
int error = 0;
std::string entryName;
Args st;
rt = DataNS->OpenDir(path.c_str(), &st);
if (false == st.valid) {
error = errno;
ERROR_LOG("path %s, opendir() error, %s.",
path.c_str(), strerror(errno));
if (ENOTDIR == error) {
return ReturnStatus(MU_FAILED, NOT_DIRECTORY);
} else if (ENOENT == error) {
return checkPrefix(path);
}
}
Dirent dirent;
while(DataNS->ReadDirNext(&st, &dirent)){
entryName = dirent.filename;
// omit "." and ".."
// omit user info file in user root dir
if (entryName == DENTRY_CURRENT_DIR
|| entryName == DENTRY_PARENT_DIR
|| entryName == USER_INFO_FILE_NAME) {
continue;
}
PDEntry ent;
ent.m_Name = entryName;
if (MU_DIRECTORY == dirent.filetype) {
ent.m_Type = MU_DIRECTORY;
} else {
ent.m_Type = MU_REGULAR_FILE;
}
pEntryList->push_back(ent);
}
return ReturnStatus(MU_SUCCESS);
}
ReturnStatus
FileMetaDAO::getDir2(const std::string &path,
std::list<EDEntry> *pEntryList)
{
assert(pEntryList);
Channel* pDataChannel = ChannelManager::getInstance()->Mapping(m_BucketId);
NameSpace *DataNS = pDataChannel->m_DataNS;
int rt = 0;
int error = 0;
std::string entryName;
std::string npath;
Args st;
rt = DataNS->OpenDir(path.c_str(), &st);
if (false == st.valid) {
error = errno;
ERROR_LOG("path %s, opendir() error, %s.",
path.c_str(), strerror(errno));
if (ENOTDIR == error) {
return ReturnStatus(MU_FAILED, NOT_DIRECTORY);
} else if (ENOENT == error) {
return checkPrefix(path);
}
}
FileMeta meta;
ReturnStatus rs;
Dirent dirent;
while(DataNS->ReadDirNext(&st, &dirent)){
entryName = dirent.filetype;
npath = path + PATH_SEPARATOR_STRING + entryName;
// omit "." and ".."
// omit user info file in user root dir
if (entryName == DENTRY_CURRENT_DIR
|| entryName == DENTRY_PARENT_DIR
|| entryName == USER_INFO_FILE_NAME) {
continue;
}
EDEntry ent;
ent.m_Name = entryName;
if (MU_DIRECTORY == dirent.filetype) {
ent.m_Type = MU_DIRECTORY;
rs = statDir(npath, &meta);
if (!rs.success()) {
ERROR_LOG("path %s, statDir() error", npath.c_str());
return rs;
}
ent.m_Mode = meta.m_Attr.m_Mode;
ent.m_CTime = meta.m_Attr.m_CTime;
ent.m_MTime = meta.m_Attr.m_MTime;
ent.m_Size = meta.m_Attr.m_Size;
} else {
// clear data of last entry
meta.m_BlockList.clear();
rs = getFile(npath, &meta);
if (!rs.success()) {
ERROR_LOG("path %s, getFile() error", npath.c_str());
return rs;
}
ent.m_Mode = meta.m_Attr.m_Mode;
ent.m_CTime = meta.m_Attr.m_CTime;
ent.m_MTime = meta.m_Attr.m_MTime;
ent.m_Size = meta.m_Attr.m_Size;
ent.m_Version = meta.m_Attr.m_Version;
ent.m_Type = meta.m_Attr.m_Type;
ent.m_BlockList = meta.m_BlockList;
}
pEntryList->push_back(ent);
}
return ReturnStatus(MU_SUCCESS);
}
ReturnStatus
FileMetaDAO::rmdirRecursive(const std::string &path, uint64_t *pDelta)
{
Channel* pDataChannel = ChannelManager::getInstance()->Mapping(m_BucketId);
NameSpace *DataNS = pDataChannel->m_DataNS;
int rt = 0;
ReturnStatus rs;
int error = 0;
std::string entryName;
std::string npath;
Args st;
rt = DataNS->OpenDir(path.c_str(), &st);
if (rt < 0) {
error = errno;
ERROR_LOG("path %s, opendir() error, %s.",
path.c_str(), strerror(errno));
if (ENOTDIR == error) {
ERROR_LOG("path %s, opendir() error, no directory");
return ReturnStatus(MU_FAILED, NOT_DIRECTORY);
} else if (ENOENT == error) {
return checkPrefix(path);
}
}
// delete its children
Dirent dirent;
while(DataNS->ReadDirNext(&st, &dirent)){
entryName = dirent.filename;
// omit "." and ".."
// omit user info file in user root dir
if (entryName == DENTRY_CURRENT_DIR
|| entryName == DENTRY_PARENT_DIR
|| entryName == USER_INFO_FILE_NAME) {
continue;
}
npath = path + PATH_SEPARATOR_STRING + entryName;
if (MU_DIRECTORY == dirent.filetype) {
// directory, call myself to delete it
rs = rmdirRecursive(npath, pDelta);
if (!rs.success()) {
ERROR_LOG("path %s, rmdirRecursive() error", npath.c_str());
return rs;
}
} else {
// add file size to changed user quota
addFileSizeToDelta(npath, pDelta);
// delete it directly
rt = DataNS->Unlink(npath.c_str());
if (-1 == rt) {
ERROR_LOG("path %s, unlink() error, %s.",
npath.c_str(), strerror(errno));
return ReturnStatus(MU_FAILED, MU_UNKNOWN_ERROR);
}
}
}
// delete path
// do not delete user root
if (path.substr(path.length() - 1) == ROOT_PATH) {
return ReturnStatus(MU_SUCCESS);
}
rt = DataNS->RmDir(path.c_str());
if (-1 == rt) {
ERROR_LOG("path %s, rmdir() error, %s.",
path.c_str(), strerror(errno));
return ReturnStatus(MU_FAILED, MU_UNKNOWN_ERROR);
}
return ReturnStatus(MU_SUCCESS);
}