std::wstring ChangeJournalWatcher::getFilename(_i64 frn, _i64 rid)
{
std::wstring path;
_i64 curr_id=frn;
while(true)
{
q_get_name->Bind(curr_id);
q_get_name->Bind(rid);
db_results res=q_get_name->Read();
q_get_name->Reset();
if(!res.empty())
{
_i64 pid=os_atoi64(wnarrow(res[0][L"pid"]));
if(pid!=-1)
{
path=res[0][L"name"]+os_file_sep()+path;
curr_id=pid;
}
else
{
path=res[0][L"name"]+os_file_sep()+path;
break;
}
}
else
{
Server->Log(L"Couldn't follow up to root. Current path: "+path, LL_ERROR);
return L"";
}
}
return path;
}
void saveGeneralSettings(str_map &GET, IDatabase *db)
{
IQuery *q_get=db->Prepare("SELECT value FROM settings_db.settings WHERE clientid=0 AND key=?");
IQuery *q_update=db->Prepare("UPDATE settings_db.settings SET value=? WHERE key=? AND clientid=0");
IQuery *q_insert=db->Prepare("INSERT INTO settings_db.settings (key, value, clientid) VALUES (?,?,0)");
std::vector<std::wstring> settings=getGlobalSettingsList();
for(size_t i=0;i<settings.size();++i)
{
str_map::iterator it=GET.find(settings[i]);
if(it!=GET.end())
{
updateSetting(settings[i], it->second, q_get, q_update, q_insert);
}
}
#ifdef _WIN32
std::wstring tmpdir=GET[L"tmpdir"];
if(!tmpdir.empty())
{
os_create_dir(tmpdir+os_file_sep()+L"urbackup_tmp");
Server->setTemporaryDirectory(tmpdir+os_file_sep()+L"urbackup_tmp");
}
#endif
}
bool CopyFolder(std::wstring src, std::wstring dst)
{
if(!os_create_dir(dst))
return false;
std::vector<SFile> curr_files=getFiles(src);
for(size_t i=0;i<curr_files.size();++i)
{
if(curr_files[i].isdir)
{
bool b=CopyFolder(src+os_file_sep()+curr_files[i].name, dst+os_file_sep()+curr_files[i].name);
if(!b)
return false;
}
else
{
if(!os_create_hardlink(dst+os_file_sep()+curr_files[i].name, src+os_file_sep()+curr_files[i].name, false, NULL) )
{
BOOL b=CopyFileW( (src+os_file_sep()+curr_files[i].name).c_str(), (dst+os_file_sep()+curr_files[i].name).c_str(), FALSE);
if(!b)
{
return false;
}
}
}
}
return true;
}
void ChangeJournalWatcher::indexRootDirs(_i64 rid, const std::wstring &root, _i64 parent)
{
if(indexing_in_progress)
{
if(Server->getTimeMS()-last_index_update>10000)
{
update();
last_index_update=Server->getTimeMS();
}
}
std::wstring dir=root+os_file_sep();
HANDLE hDir;
if(root.size()==2)
hDir=CreateFileW(dir.c_str(), 0, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
else
hDir=CreateFileW(root.c_str(), 0, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
if(INVALID_HANDLE_VALUE==hDir)
return;
BY_HANDLE_FILE_INFORMATION fi;
GetFileInformationByHandle(hDir, &fi);
CloseHandle(hDir);
LARGE_INTEGER frn;
frn.LowPart=fi.nFileIndexLow;
frn.HighPart=fi.nFileIndexHigh;
addFrn(ExtractFileName(root)+os_file_sep(), parent, frn.QuadPart, rid);
std::vector<SFile> files=getFiles(root);
for(size_t i=0;i<files.size();++i)
{
if(files[i].isdir)
{
indexRootDirs(rid, dir+files[i].name, frn.QuadPart);
}
}
}
int zfs_test()
{
std::cout << "Testing for zfs..." << std::endl;
if(getBackupfolderPath(mode_zfs).empty())
{
std::cout << "TEST FAILED: Dataset is not set via /etc/urbackup/dataset" << std::endl;
return 1;
}
std::string clientdir=getBackupfolderPath(mode_zfs)+os_file_sep()+"testA54hj5luZtlorr494";
if(create_subvolume(mode_zfs, clientdir)
&& remove_subvolume(mode_zfs, clientdir) )
{
std::cout << "ZFS TEST OK" << std::endl;
clientdir=getBackupfolderPath(mode_zfs_file)+os_file_sep()+"testA54hj5luZtlorr494";
if(getBackupfolderPath(mode_zfs_file).empty())
{
return 10 + mode_zfs;
}
else if(create_subvolume(mode_zfs, clientdir)
&& remove_subvolume(mode_zfs, clientdir))
{
return 10 + mode_zfs_file;
}
return 10 + mode_zfs;
}
else
{
std::cout << "TEST FAILED: Creating test zfs volume \"" << clientdir << "\" failed" << std::endl;
}
return 1;
}
void BackupServer::operator()(void)
{
IDatabase *db=Server->getDatabase(Server->getThreadID(),URBACKUPDB_SERVER);
ISettingsReader *settings=Server->createDBSettingsReader(Server->getDatabase(Server->getThreadID(),URBACKUPDB_SERVER), "settings_db.settings");
#ifdef _WIN32
std::wstring tmpdir;
if(settings->getValue(L"tmpdir", &tmpdir) && !tmpdir.empty())
{
os_remove_nonempty_dir(tmpdir+os_file_sep()+L"urbackup_tmp");
if(!os_create_dir(tmpdir+os_file_sep()+L"urbackup_tmp"))
{
Server->wait(5000);
os_create_dir(tmpdir+os_file_sep()+L"urbackup_tmp");
}
Server->setTemporaryDirectory(tmpdir+os_file_sep()+L"urbackup_tmp");
}
else
{
wchar_t tmpp[MAX_PATH];
DWORD l;
if((l=GetTempPathW(MAX_PATH, tmpp))==0 || l>MAX_PATH )
{
wcscpy_s(tmpp,L"C:\\");
}
std::wstring w_tmp=tmpp;
if(!w_tmp.empty() && w_tmp[w_tmp.size()-1]=='\\')
{
w_tmp.erase(w_tmp.size()-1, 1); }
os_remove_nonempty_dir(w_tmp+os_file_sep()+L"urbackup_tmp");
if(!os_create_dir(w_tmp+os_file_sep()+L"urbackup_tmp"))
{
Server->wait(5000);
os_create_dir(tmpdir+os_file_sep()+L"urbackup_tmp");
}
Server->setTemporaryDirectory(w_tmp+os_file_sep()+L"urbackup_tmp");
}
#endif
if( settings->getValue("use_tmpfiles", "")!="true" )
{
std::wstring backupfolder;
if( settings->getValue(L"backupfolder", &backupfolder) )
{
std::wstring tmpfile_path=backupfolder+os_file_sep()+L"urbackup_tmp_files";
Server->Log("Removing temporary files...");
os_remove_nonempty_dir(tmpfile_path);
Server->Log("Recreating temporary folder...");
if(!os_create_dir(tmpfile_path))
{
Server->wait(5000);
os_create_dir(tmpfile_path);
}
}
}
testSnapshotAvailability(db);
q_get_extra_hostnames=db->Prepare("SELECT id,hostname FROM settings_db.extra_clients");
q_update_extra_ip=db->Prepare("UPDATE settings_db.extra_clients SET lastip=? WHERE id=?");
FileClient fc;
Server->wait(1000);
while(true)
{
findClients(fc);
startClients(fc);
if(!ServerStatus::isActive() && settings->getValue("autoshutdown", "false")=="true")
{
writestring("true", "urbackup/shutdown_now");
#ifdef _WIN32
ExitWindowsEx(EWX_POWEROFF|EWX_FORCEIFHUNG, SHTDN_REASON_MAJOR_APPLICATION|SHTDN_REASON_MINOR_OTHER );
#endif
}
std::string r;
exitpipe->Read(&r, 20000);
if(r=="exit")
{
removeAllClients();
exitpipe->Write("ok");
Server->destroy(settings);
db->destroyAllQueries();
delete this;
return;
}
}
}
void FSNTFSWIN::logFileChangesInt(const std::string& volpath, int64 min_size, char* fc_bitmap, int64& total_files, int64& total_changed_sectors)
{
std::vector<SFile> files = getFiles(volpath);
for (size_t i = 0; i < files.size(); ++i)
{
if (files[i].isdir)
{
if (!files[i].issym)
{
logFileChangesInt(volpath + os_file_sep() + files[i].name, min_size, fc_bitmap, total_files, total_changed_sectors);
}
}
else if(!files[i].issym)
{
HANDLE hFile = CreateFileW(Server->ConvertToWchar(os_file_prefix(volpath + os_file_sep() + files[i].name)).c_str(), GENERIC_READ, FILE_SHARE_WRITE | FILE_SHARE_READ, NULL,
OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
if (hFile != INVALID_HANDLE_VALUE)
{
int64 sector_count = 0;
int64 total_sectors = 0;
STARTING_VCN_INPUT_BUFFER start_vcn = {};
std::vector<char> ret_buf;
ret_buf.resize(32768);
while (true)
{
RETRIEVAL_POINTERS_BUFFER* ret_ptrs = reinterpret_cast<RETRIEVAL_POINTERS_BUFFER*>(ret_buf.data());
DWORD bytesRet = 0;
BOOL b = DeviceIoControl(hFile, FSCTL_GET_RETRIEVAL_POINTERS,
&start_vcn, sizeof(start_vcn), ret_ptrs, static_cast<DWORD>(ret_buf.size()), &bytesRet, NULL);
DWORD err = GetLastError();
if (b || err == ERROR_MORE_DATA)
{
LARGE_INTEGER last_vcn = ret_ptrs->StartingVcn;
for (DWORD i = 0; i<ret_ptrs->ExtentCount; ++i)
{
if (ret_ptrs->Extents[i].Lcn.QuadPart != -1)
{
int64 count = ret_ptrs->Extents[i].NextVcn.QuadPart - last_vcn.QuadPart;
sector_count += countSectors(ret_ptrs->Extents[i].Lcn.QuadPart, count, fc_bitmap);
total_sectors += count;
}
last_vcn = ret_ptrs->Extents[i].NextVcn;
}
}
if (!b)
{
if (err == ERROR_MORE_DATA)
{
start_vcn.StartingVcn = ret_ptrs->Extents[ret_ptrs->ExtentCount - 1].NextVcn;
}
else if (err == ERROR_HANDLE_EOF)
{
CloseHandle(hFile);
break;
}
else
{
Server->Log("Error " + convert((int)GetLastError()) + " while accessing retrieval points", LL_WARNING);
CloseHandle(hFile);
break;
}
}
else
{
CloseHandle(hFile);
break;
}
}
if (sector_count > 0)
{
++total_files;
total_changed_sectors += sector_count;
}
if (sector_count > 0
&& sector_count*getBlocksize()>min_size)
{
Server->Log("Changed in " + volpath + os_file_sep() + files[i].name + ": " + convert(sector_count) + "/"+convert(total_sectors)+" sectors " + PrettyPrintBytes(sector_count*getBlocksize())
+"/"+ PrettyPrintBytes(total_sectors*getBlocksize()), LL_INFO);
}
}
else
{
Server->Log("Error opening file: " + volpath + os_file_sep() + files[i].name, LL_INFO);
}
}
}
}
std::vector<SFile> getFilesWin(const std::string &path, bool *has_error,
bool exact_filesize, bool with_usn, bool ignore_other_fs)
{
if(has_error!=NULL)
{
*has_error=false;
}
std::vector<char> usn_buffer;
usn_buffer.resize(1024);
std::vector<SFile> tmp;
HANDLE fHandle;
WIN32_FIND_DATAW wfd;
std::wstring tpath=ConvertToWchar(path);
if(!tpath.empty() && tpath[tpath.size()-1]=='\\' ) tpath.erase(tpath.size()-1, 1);
fHandle=FindFirstFileW((tpath+L"\\*").c_str(),&wfd);
if(fHandle==INVALID_HANDLE_VALUE)
{
if(tpath.find(L"\\\\?\\UNC")==0)
{
tpath.erase(0, 7);
tpath=L"\\"+tpath;
fHandle=FindFirstFileW((tpath+L"\\*").c_str(),&wfd);
}
else if(tpath.find(L"\\\\?\\")==0)
{
tpath.erase(0, 4);
fHandle=FindFirstFileW((tpath+L"\\*").c_str(),&wfd);
}
if(fHandle==INVALID_HANDLE_VALUE)
{
if(has_error!=NULL)
{
*has_error=true;
}
return tmp;
}
}
do
{
SFile f;
f.name=ConvertFromWchar(wfd.cFileName);
if(f.name=="." || f.name==".." )
continue;
f.usn=0;
f.isdir=(wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)>0;
LARGE_INTEGER lwt;
lwt.HighPart=wfd.ftLastWriteTime.dwHighDateTime;
lwt.LowPart=wfd.ftLastWriteTime.dwLowDateTime;
f.last_modified=os_windows_to_unix_time(lwt.QuadPart);
LARGE_INTEGER size;
size.HighPart=wfd.nFileSizeHigh;
size.LowPart=wfd.nFileSizeLow;
f.size=size.QuadPart;
lwt.HighPart=wfd.ftCreationTime.dwHighDateTime;
lwt.LowPart=wfd.ftCreationTime.dwLowDateTime;
f.created=os_windows_to_unix_time(lwt.QuadPart);
std::string reparse_target;
if (ignore_other_fs
&& wfd.dwFileAttributes & FILE_ATTRIBUTE_REPARSE_POINT
&& wfd.dwReserved0 == IO_REPARSE_TAG_MOUNT_POINT
&& os_get_symlink_target(os_file_prefix(path + os_file_sep() + f.name), reparse_target)
&& is_volume(reparse_target) )
{
continue;
}
else if(wfd.dwFileAttributes & FILE_ATTRIBUTE_REPARSE_POINT
&& (wfd.dwReserved0== IO_REPARSE_TAG_SYMLINK
|| wfd.dwReserved0 == IO_REPARSE_TAG_MOUNT_POINT) )
{
f.issym=true;
f.isspecialf=true;
}
else if (wfd.dwFileAttributes & FILE_ATTRIBUTE_REPARSE_POINT
&& (wfd.dwReserved0 == 0x8000001b /*IO_REPARSE_TAG_APPEXECLINK*/ ))
{
f.isspecialf = true;
}
f.isencrypted = (wfd.dwFileAttributes & FILE_ATTRIBUTE_ENCRYPTED)>0;
if( (exact_filesize
&& !f.isdir
&& !f.issym ) || with_usn )
{
if(with_usn)
{
HANDLE hFile = CreateFileW(os_file_prefix(tpath+L"\\"+ConvertToWchar(f.name)).c_str(), FILE_READ_ATTRIBUTES, FILE_SHARE_WRITE|FILE_SHARE_READ, NULL,
OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OPEN_REPARSE_POINT, NULL);
if(hFile!=INVALID_HANDLE_VALUE)
{
if (exact_filesize
&& !f.isdir && !f.issym)
{
BY_HANDLE_FILE_INFORMATION fileInformation;
if (GetFileInformationByHandle(hFile, &fileInformation)!=0)
{
LARGE_INTEGER fsize;
fsize.LowPart = fileInformation.nFileSizeLow;
fsize.HighPart = fileInformation.nFileSizeHigh;
f.size = fsize.QuadPart;
f.nlinks = fileInformation.nNumberOfLinks;
}
}
DWORD last_err=0;
do
{
DWORD ret_bytes = 0;
BOOL b = DeviceIoControl(hFile, FSCTL_READ_FILE_USN_DATA, NULL, 0,
usn_buffer.data(), static_cast<DWORD>(usn_buffer.size()), &ret_bytes, NULL);
if(b)
{
USN_RECORD* usnv2=reinterpret_cast<USN_RECORD*>(usn_buffer.data());
if(usnv2->MajorVersion==2)
{
f.usn = usnv2->Usn;
}
else if(usnv2->MajorVersion==3)
{
usn::USN_RECORD_V3* usnv3=reinterpret_cast<usn::USN_RECORD_V3*>(usn_buffer.data());
f.usn = usnv3->Usn;
}
else
{
Log("USN entry major version "+convert(usnv2->MajorVersion)+" of file \""+ConvertFromWchar(tpath)+"\\"+f.name+"\" not supported", LL_ERROR);
}
}
else
{
last_err=GetLastError();
}
if(last_err==ERROR_INSUFFICIENT_BUFFER)
{
usn_buffer.resize(usn_buffer.size()*2);
}
} while (last_err==ERROR_INSUFFICIENT_BUFFER);
CloseHandle(hFile);
}
}
else
{
WIN32_FILE_ATTRIBUTE_DATA fad;
if( GetFileAttributesExW(os_file_prefix(tpath+L"\\"+ConvertToWchar(f.name)).c_str(), GetFileExInfoStandard, &fad) )
{
size.HighPart = fad.nFileSizeHigh;
size.LowPart = fad.nFileSizeLow;
f.size = size.QuadPart;
lwt.HighPart = fad.ftLastWriteTime.dwHighDateTime;
lwt.LowPart = fad.ftLastWriteTime.dwLowDateTime;
f.last_modified = os_windows_to_unix_time(lwt.QuadPart);
lwt.HighPart=fad.ftCreationTime.dwHighDateTime;
lwt.LowPart=fad.ftCreationTime.dwLowDateTime;
f.created=os_windows_to_unix_time(lwt.QuadPart);
}
}
}
if(f.last_modified<0) f.last_modified*=-1;
tmp.push_back(f);
}
while (FindNextFileW(fHandle,&wfd) );
if (GetLastError() != ERROR_NO_MORE_FILES)
{
DWORD err = GetLastError();
if (has_error != NULL)
{
*has_error = true;
}
FindClose(fHandle);
std::sort(tmp.begin(), tmp.end());
SetLastError(err);
return tmp;
}
FindClose(fHandle);
std::sort(tmp.begin(), tmp.end());
return tmp;
}
bool os_sync(const std::string & path)
{
std::string prefixedbpath = os_file_prefix(path);
if (next(prefixedbpath, 0, "\\\\?\\UNC"))
{
HANDLE hVol = CreateFileW(ConvertToWchar(prefixedbpath).c_str(),
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_WRITE | FILE_SHARE_READ,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
if (hVol == INVALID_HANDLE_VALUE)
{
return false;
}
BOOL b = FlushFileBuffers(hVol);
CloseHandle(hVol);
return b == TRUE;
}
std::wstring tvolume;
tvolume.resize(prefixedbpath.size() + 100);
DWORD cchBufferLength = static_cast<DWORD>(tvolume.size());
BOOL b = GetVolumePathNameW(ConvertToWchar(prefixedbpath).c_str(), &tvolume[0], cchBufferLength);
if (!b)
{
return false;
}
std::string volume = ConvertFromWchar(tvolume.c_str());
if (volume.find("\\\\?\\") == 0
&& volume.find("\\\\?\\GLOBALROOT") != 0)
{
volume.erase(0, 4);
}
if (!volume.empty()
&& volume[volume.size() - 1] == os_file_sep()[0])
{
volume = volume.substr(0, volume.size() - 1);
}
HANDLE hVol = CreateFileW(ConvertToWchar("\\\\.\\"+volume).c_str(),
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_WRITE | FILE_SHARE_READ,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
if (hVol == INVALID_HANDLE_VALUE)
{
return false;
}
b = FlushFileBuffers(hVol);
CloseHandle(hVol);
return b == TRUE;
}
void ChangeJournalWatcher::indexRootDirs2(const std::wstring &root, SChangeJournal *sj)
{
db->Write("CREATE TEMPORARY TABLE map_frn_tmp (name TEXT, pid INTEGER, frn INTEGER, rid INTEGER)");
q_add_frn_tmp=db->Prepare("INSERT INTO map_frn_tmp (name, pid, frn, rid) VALUES (?, ?, ?, ?)", false);
HANDLE hDir = CreateFile((root+os_file_sep()).c_str(), 0, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
if(hDir==INVALID_HANDLE_VALUE)
{
Server->Log("Could not open root HANDLE.", LL_ERROR);
return;
}
BY_HANDLE_FILE_INFORMATION fi;
GetFileInformationByHandle(hDir, &fi);
CloseHandle(hDir);
LARGE_INTEGER frn;
frn.LowPart=fi.nFileIndexLow;
frn.HighPart=fi.nFileIndexHigh;
addFrn(root, -1, frn.QuadPart, sj->rid);
MFT_ENUM_DATA med;
med.StartFileReferenceNumber = 0;
med.LowUsn = 0;
med.HighUsn = MAXLONGLONG; //sj->last_record;
// Process MFT in 64k chunks
BYTE *pData=new BYTE[sizeof(DWORDLONG) + 0x10000];
DWORDLONG fnLast = 0;
DWORD cb;
while (DeviceIoControl(sj->hVolume, FSCTL_ENUM_USN_DATA, &med, sizeof(med),pData, sizeof(DWORDLONG) + 0x10000, &cb, NULL) != FALSE)
{
if(indexing_in_progress)
{
if(Server->getTimeMS()-last_index_update>10000)
{
update(false, sj->vol_str);
last_index_update=Server->getTimeMS();
}
}
if(dwt->is_stopped())
{
Server->Log("Stopped indexing process", LL_WARNING);
break;
}
PUSN_RECORD pRecord = (PUSN_RECORD) &pData[sizeof(USN)];
while ((PBYTE) pRecord < (pData + cb))
{
if((pRecord->FileAttributes & FILE_ATTRIBUTE_DIRECTORY)!=0)
{
std::wstring filename;
filename.resize(pRecord->FileNameLength / sizeof(wchar_t) );
memcpy(&filename[0], (PBYTE) pRecord + pRecord->FileNameOffset, pRecord->FileNameLength);
addFrnTmp(filename, pRecord->ParentFileReferenceNumber, pRecord->FileReferenceNumber, sj->rid);
}
pRecord = (PUSN_RECORD) ((PBYTE) pRecord + pRecord->RecordLength);
}
med.StartFileReferenceNumber = * (DWORDLONG *) pData;
}
delete []pData;
db->destroyQuery(q_add_frn_tmp);
q_add_frn_tmp=NULL;
db->Write("INSERT INTO map_frn (name, pid, frn, rid) SELECT name, pid, frn, rid FROM map_frn_tmp");
db->Write("DROP TABLE map_frn_tmp");
update(true, sj->vol_str);
}
int main(int argc, char *argv[])
{
if(argc<2)
{
std::cout << "Not enough parameters" << std::endl;
return 1;
}
std::string cmd;
int mode = 0;
if((std::string)argv[1]!="test")
{
if(argc<3)
{
std::cout << "Not enough parameters" << std::endl;
return 1;
}
cmd=argv[2];
mode=atoi(argv[1]);
}
else
{
cmd=argv[1];
}
std::string backupfolder=getBackupfolderPath(mode);
if(backupfolder.empty())
{
if(mode==mode_btrfs)
{
std::cout << "Backupfolder not set" << std::endl;
}
else if(mode==mode_zfs)
{
std::cout << "ZFS image dataset not set" << std::endl;
}
else if(mode==mode_zfs_file)
{
std::cout << "ZFS file dataset not set" << std::endl;
}
else
{
std::cout << "Unknown mode: " << mode << std::endl;
}
return 1;
}
if(cmd!="test" && mode==mode_zfs_file)
{
mode=mode_zfs;
}
#ifndef _WIN32
if(seteuid(0)!=0)
{
std::cout << "Cannot become root user" << std::endl;
return 1;
}
#endif
if(cmd=="create")
{
if(argc<5)
{
std::cout << "Not enough parameters for create" << std::endl;
return 1;
}
std::string clientname=handleFilename(argv[3]);
std::string name=handleFilename(argv[4]);
std::string subvolume_folder=backupfolder+os_file_sep()+clientname+os_file_sep()+name;
return create_subvolume(mode, subvolume_folder)?0:1;
}
else if(cmd=="mountpoint")
{
if(argc<5)
{
std::cout << "Not enough parameters for mountpoint" << std::endl;
return 1;
}
std::string clientname=handleFilename(argv[3]);
std::string name=handleFilename(argv[4]);
std::string subvolume_folder=backupfolder+os_file_sep()+clientname+os_file_sep()+name;
return get_mountpoint(mode, subvolume_folder)?0:1;
}
else if(cmd=="snapshot")
{
if(argc<6)
{
std::cout << "Not enough parameters for snapshot" << std::endl;
return 1;
}
std::string clientname=handleFilename(argv[3]);
std::string src_name=handleFilename(argv[4]);
std::string dst_name=handleFilename(argv[5]);
std::string subvolume_src_folder=backupfolder+os_file_sep()+clientname+os_file_sep()+src_name;
std::string subvolume_dst_folder=backupfolder+os_file_sep()+clientname+os_file_sep()+dst_name;
return create_snapshot(mode, subvolume_src_folder, subvolume_dst_folder)?0:1;
}
else if(cmd=="remove")
{
if(argc<5)
{
std::cout << "Not enough parameters for remove" << std::endl;
return 1;
}
std::string clientname=handleFilename(argv[3]);
std::string name=handleFilename(argv[4]);
std::string subvolume_folder=backupfolder+os_file_sep()+clientname+os_file_sep()+name;
return remove_subvolume(mode, subvolume_folder)?0:1;
}
else if(cmd=="test")
{
std::cout << "Testing for btrfs..." << std::endl;
std::string clientdir=backupfolder+os_file_sep()+"testA54hj5luZtlorr494";
bool create_dir_rc=os_create_dir(clientdir);
if(!create_dir_rc)
{
remove_subvolume(mode_zfs, clientdir, true);
remove_subvolume(mode_btrfs, clientdir+os_file_sep()+"A", true);
remove_subvolume(mode_btrfs, clientdir+os_file_sep()+"B", true);
os_remove_dir(clientdir);
}
create_dir_rc = create_dir_rc || os_create_dir(clientdir);
if(create_dir_rc)
{
if(!create_subvolume(mode_btrfs, clientdir+os_file_sep()+"A") )
{
std::cout << "TEST FAILED: Creating test btrfs subvolume failed" << std::endl;
os_remove_dir(clientdir);
return zfs_test();
}
bool suc=true;
if(!create_snapshot(mode_btrfs, clientdir+os_file_sep()+"A", clientdir+os_file_sep()+"B") )
{
std::cout << "TEST FAILED: Creating test snapshot failed" << std::endl;
suc=false;
}
if(suc)
{
writestring("test", clientdir+os_file_sep()+"A"+os_file_sep()+"test");
if(!os_create_hardlink(clientdir+os_file_sep()+"B"+os_file_sep()+"test", clientdir+os_file_sep()+"A"+os_file_sep()+"test", true, NULL))
{
std::cout << "TEST FAILED: Creating cross sub-volume reflink failed. Need Linux kernel >= 3.6." << std::endl;
suc=false;
}
else
{
if(getFile(clientdir+os_file_sep()+"B"+os_file_sep()+"test")!="test")
{
std::cout << "TEST FAILED: Cannot read reflinked file" << std::endl;
suc=false;
}
}
}
if(!remove_subvolume(mode_btrfs, clientdir+os_file_sep()+"A") )
{
std::cout << "TEST FAILED: Removing subvolume A failed" << std::endl;
suc=false;
}
if(!remove_subvolume(mode_btrfs, clientdir+os_file_sep()+"B") )
{
std::cout << "TEST FAILED: Removing subvolume B failed" << std::endl;
suc=false;
}
if(!os_remove_dir(clientdir))
{
std::cout << "TEST FAILED: Removing test clientdir failed" << std::endl;
return 1;
}
if(!suc)
{
return 1;
}
}
else
{
std::cout << "TEST FAILED: Creating test clientdir \"" << clientdir << "\" failed" << std::endl;
return zfs_test();
}
std::cout << "BTRFS TEST OK" << std::endl;
return 10 + mode_btrfs;
}
else if(cmd=="issubvolume")
{
if(argc<5)
{
std::cout << "Not enough parameters for issubvolume" << std::endl;
return 1;
}
std::string clientname=handleFilename(argv[3]);
std::string name=handleFilename(argv[4]);
std::string subvolume_folder=backupfolder+os_file_sep()+clientname+os_file_sep()+name;
return is_subvolume(mode, subvolume_folder)?0:1;
}
else if(cmd=="makereadonly")
{
if(argc<5)
{
std::cout << "Not enough parameters for makereadonly" << std::endl;
return 1;
}
std::string clientname=handleFilename(argv[3]);
std::string name=handleFilename(argv[4]);
std::string subvolume_folder=backupfolder+os_file_sep()+clientname+os_file_sep()+name;
return make_readonly(mode, subvolume_folder)?0:1;
}
else
{
std::cout << "Command not found" << std::endl;
return 1;
}
}
