class BaiduFS(Operations):
'''Baidu netdisk filesystem'''
def __init__(self, username, password, *args, **kw):
self.disk = PCS(username, password,captcha_get)
self.buffer = {}
self.traversed_folder = {}
self.bufferLock = Lock()
self.upload_blocks = {} # 文件上传时用于记录块的md5,{PATH:{TMP:'',BLOCKS:''}
self.create_tmp = {} # {goutputstrem_path:file}
self.upload_fails = {} #
self.fd = 3
# 初始化百度服务器
print '设置pcs服务器'
pcs = self.disk.get_fastest_pcs_server()
self.disk.set_pcs_server(pcs)
print 'pcs api server:',pcs
'''
print '设置百度网盘服务器,时间比较长,请耐心等待'
pan = self.disk.get_fastest_mirror()
self.disk.set_pan_server(pan)
print 'baidupan server',pan
'''
self.uploadLock = Lock() # 上传文件时不刷新目录
self.readLock = Lock()
self.downloading_files = []
def unlink(self, path):
print '*'*10,'UNLINK CALLED',path
self.disk.delete([path])
def _add_file_to_buffer(self, path,file_info):
foo = File()
foo['st_ctime'] = file_info['local_ctime']
foo['st_mtime'] = file_info['local_mtime']
foo['st_mode'] = (stat.S_IFDIR | 0777) if file_info['isdir'] \
else (stat.S_IFREG | 0777)
foo['st_nlink'] = 2 if file_info['isdir'] else 1
foo['st_size'] = file_info['size']
self.buffer[path] = foo
def _del_file_from_buffer(self,path):
self.buffer.pop(path)
def getattr(self, path, fh=None):
#print 'getattr *',path
# 先看缓存中是否存在该文件
if not self.buffer.has_key(path):
print path,'未命中'
#print self.buffer
#print self.traversed_folder
jdata = json.loads(self.disk.meta([path]).content)
try:
if 'info' not in jdata:
raise FuseOSError(errno.ENOENT)
if jdata['errno'] != 0:
raise FuseOSError(errno.ENOENT)
file_info = jdata['info'][0]
self._add_file_to_buffer(path,file_info)
st = self.buffer[path].getDict()
return st
except:
raise FuseOSError(errno.ENOENT)
else:
#print path,'命中'
return self.buffer[path].getDict()
def readdir(self, path, offset):
self.uploadLock.acquire()
while True:
try:
foo = json.loads(self.disk.list_files(path).text)
break
except:
print 'error'
files = ['.', '..']
abs_files = [] # 该文件夹下文件的绝对路径
for file in foo['list']:
files.append(file['server_filename'])
abs_files.append(file['path'])
# 缓存文件夹下文件信息,批量查询meta info
# Update:解决meta接口一次不能查询超过100条记录
# 分成 ceil(file_num / 100.0) 组，利用商群
if not self.traversed_folder.has_key(path) or self.traversed_folder[path] == False:
print '正在对',path,'缓存中'
file_num = len(abs_files)
group = int(math.ceil(file_num / 100.0))
for i in range(group):
obj = [f for n,f in enumerate(abs_files) if n % group == i] #一组数据
while 1:
try:
ret = json.loads(self.disk.meta(obj).text)
break
except:
print 'error'
for file_info in ret['info']:
if not self.buffer.has_key(file_info['path']):
self._add_file_to_buffer(file_info['path'],file_info)
#print self.buffer
print '对',path,'的缓存完成'
self.traversed_folder[path] = True
for r in files:
yield r
self.uploadLock.release()
def _update_file_manual(self,path):
while 1:
try:
jdata = json.loads(self.disk.meta([path]).content)
break
except:
print 'error'
if 'info' not in jdata:
raise FuseOSError(errno.ENOENT)
if jdata['errno'] != 0:
raise FuseOSError(errno.ENOENT)
file_info = jdata['info'][0]
self._add_file_to_buffer(path,file_info)
def rename(self, old, new):
#logging.debug('* rename',old,os.path.basename(new))
print '*'*10,'RENAME CALLED',old,os.path.basename(new),type(old),type(new)
while True:
try:
ret = self.disk.rename([(old,os.path.basename(new))]).content
jdata = json.loads(ret)
break
except:
print 'error'
if jdata['errno'] != 0:
# 文件名已存在,删除原文件
print self.disk.delete([new]).content
print self.disk.rename([(old,os.path.basename(new))])
self._update_file_manual(new)
self.buffer.pop(old)
def open(self, path, flags):
self.readLock.acquire()
print '*'*10,'OPEN CALLED',path,flags
#print '[****]',path
"""
Permission denied
accmode = os.O_RDONLY | os.O_WRONLY | os.O_RDWR
if (flags & accmode) != os.O_RDONLY:
raise FuseOSError(errno.EACCES)
"""
self.fd += 1
self.readLock.release()
return self.fd
def create(self, path, mode,fh=None):
# 创建文件
# 中文路径有问题
print '*'*10,'CREATE CALLED',path,mode,type(path)
#if 'outputstream' not in path:
tmp_file = tempfile.TemporaryFile('r+w+b')
foo = self.disk.upload(os.path.dirname(path),tmp_file,os.path.basename(path)).content
ret = json.loads(foo)
print ret
print 'create-not-outputstream',ret
if ret['path'] != path:
# 文件已存在
print '文件已存在'
raise FuseOSError(errno.EEXIST)
'''
else:
print 'create:',path
foo = File()
foo['st_ctime'] = int(time.time())
foo['st_mtime'] = int(time.time())
foo['st_mode'] = (stat.S_IFREG | 0777)
foo['st_nlink'] = 1
foo['st_size'] = 0
self.buffer[path] = foo
'''
'''
dict(st_mode=(stat.S_IFREG | mode), st_nlink=1,
st_size=0, st_ctime=time.time(), st_mtime=time.time(),
st_atime=time.time())
'''
self.fd += 1
return 0
def write(self, path, data, offset, fp):
# 上传文件时会调用
# 4kb ( 4096 bytes ) 每块，data中是块中的数据
# 最后一块的判断：len(data) < 4096
# 文件大小 = 最后一块的offset + len(data)
# 4kb传太慢了，合计成2M传一次
#print '*'*10,path,offset, len(data)
def _block_size(stream):
stream.seek(0,2)
return stream.tell()
_BLOCK_SIZE = 16 * 2 ** 20
# 第一块的任务
if offset == 0:
#self.uploadLock.acquire()
#self.readLock.acquire()
# 初始化块md5列表
self.upload_blocks[path] = {'tmp':None,
'blocks':[]}
# 创建缓冲区临时文件
tmp_file = tempfile.TemporaryFile('r+w+b')
self.upload_blocks[path]['tmp'] = tmp_file
# 向临时文件写入数据，检查是否>= _BLOCK_SIZE 是则上传该块并将临时文件清空
try:
tmp = self.upload_blocks[path]['tmp']
except KeyError:
return 0
tmp.write(data)
if _block_size(tmp) > _BLOCK_SIZE:
print path,'发生上传'
tmp.seek(0)
try:
foo = self.disk.upload_tmpfile(tmp,callback=ProgressBar()).content
foofoo = json.loads(foo)
block_md5 = foofoo['md5']
except:
print foo
# 在 upload_blocks 中插入本块的 md5
self.upload_blocks[path]['blocks'].append(block_md5)
# 创建缓冲区临时文件
self.upload_blocks[path]['tmp'].close()
tmp_file = tempfile.TemporaryFile('r+w+b')
self.upload_blocks[path]['tmp'] = tmp_file
print '创建临时文件',tmp_file.name
# 最后一块的任务
if len(data) < 4096:
# 检查是否有重名，有重名则删除它
while True:
try:
foo = self.disk.meta([path]).content
foofoo = json.loads(foo)
break
except:
print 'error'
if foofoo['errno'] == 0:
logging.debug('Deleted the file which has same name.')
self.disk.delete([path])
# 看看是否需要上传
if _block_size(tmp) != 0:
# 此时临时文件有数据，需要上传
print path,'发生上传,块末尾,文件大小',_block_size(tmp)
tmp.seek(0)
while True:
try:
foo = self.disk.upload_tmpfile(tmp,callback=ProgressBar()).content
foofoo = json.loads(foo)
break
except:
print 'exception, retry.'
block_md5 = foofoo['md5']
# 在 upload_blocks 中插入本块的 md5
self.upload_blocks[path]['blocks'].append(block_md5)
# 调用 upload_superfile 以合并块文件
print '合并文件',path,type(path)
self.disk.upload_superfile(path,self.upload_blocks[path]['blocks'])
# 删除upload_blocks中数据
self.upload_blocks.pop(path)
# 更新本地文件列表缓存
self._update_file_manual(path)
#self.readLock.release()
#self.uploadLock.release()
return len(data)
def mkdir(self, path, mode):
logger.debug("mkdir is:" + path)
self.disk.mkdir(path)
def rmdir(self, path):
logger.debug("rmdir is:" + path)
self.disk.delete([path])
def read(self, path, size, offset, fh):
#print '*'*10,'READ CALLED',path,size,offset
#logger.debug("read is: " + path)
paras = {'Range': 'bytes=%s-%s' % (offset, offset + size - 1)}
while True:
try:
foo = self.disk.download(path, headers=paras).content
return foo
except:
pass
access = None
statfs = None
class BaiduPan(Cmd):
prompt = colored('dupan', 'yellow', attrs = ['bold']) + colored(' >> ', 'red', attrs = ['bold'])
completekey = 'tab'
editor = 'vim'
timing = False
debug = True
download_root = os.path.join(CWD, 'download')
cwd = '/'
dirs = {}
pcs = None
def __init__(self):
Cmd.__init__(self)
try:
import readline
readline.set_completer_delims(' \t\n"') # initially it was ' \t\n`!@#$^&*()=+[{]}\\|;:\'",<>?', but I dont want to break on too many
except:
pass
@options([make_option('-u', '--username', help="specify username"),
make_option('-p', '--password',help="specify password"),
])
def do_login(self, args, opts):
print 'logging in, please wait ...'
self.pcs = PCS(opts.username, opts.password, captcha_callback = handle_captcha)
self.pcs.get_fastest_pcs_server()
res = json.loads(self.pcs.quota().content)
if res['errno'] != 0:
self.pcs = None
print 'login failed: %r' % res
return
print 'Login success. storage used: %s/%s' % (readable_size(res['used']), readable_size(res['total']))
def do_cd(self, args):
if type(args) == type([]):
args = args[0]
if not isinstance(args, basestring) or not args:
print 'cd /path/to/dir'
return
if args.startswith('/'):
self.cwd = args
else:
self.cwd = os.path.join(self.cwd, args)
self.cwd = os.path.normpath(self.cwd)
def do_timing(self, args):
if not args:
print 'timing on|off'
return
if args.lower() == 'on':
self.timing = True
elif args.lower() == 'off':
self.timing = False
else:
print 'timing on|off'
return
def do_pwd(self, args):
print self.cwd
def do_saveto(self, args):
path = args
if not path:
print 'current download root: %s' % self.download_root
return
if not path.startswith('/'):
path = os.path.normpath(os.path.join(os.getcwd(), path))
self.download_root = path
print 'will save to %s' % path
def do_ls(self, args):
if not self.pcs:
print 'please login first'
return
if not args:
path = self.cwd
else:
path = args
path = os.path.normpath(os.path.join(self.cwd, path))
print path
res = json.loads(self.pcs.list_files(path).content)
# print json.dumps(res, indent = 4)
'''
{
"isdir": 1,
"category": 6,
"server_filename": "cs",
"local_mtime": 1395372049,
"server_ctime": 1395372049,
"server_mtime": 1395372049,
"fs_id": 640464281820244,
"path": "/cs",
"size": 0,
"local_ctime": 1395372049
}
'''
if res.get('errno', None) != 0:
log('invalid response: %r' % res, 'yellow')
return
print 'total %d' % len(res.get('list', []))
content = []
cnt = 0
lst = res.get('list', [])
idxsz = len(str(len(lst)-1))
sizes = []
sizesz = 0
for fsitem in lst:
t = readable_size(fsitem.get('size'))
if len(t) > sizesz:
sizesz = len(t)
sizes.append(t)
for i, fsitem in enumerate(lst):
print '[ %s ] %s %s %s %s' % (str(cnt).rjust(idxsz), fsitem.get('isdir', 0) and 'd' or '-', sizes[i].ljust(sizesz, ' '), datetime.datetime.fromtimestamp(fsitem.get('server_mtime', 0)).strftime('%Y-%m-%d_%H:%M:%S'), colored(fsitem.get('server_filename'), fsitem.get('isdir', 0) and 'cyan' or 'white', attrs = ['bold']) + (fsitem.get('isdir', 0) and '/' or ''))
cnt += 1
content.append(fsitem.get('server_filename'))
self.dirs[path] = lst
@options([make_option('-i', '--index', help="the file index to delete, separate with comma, e.g. 3,5,2, also range supported, e.g. 1-4,5,7"),
])
def do_meta(self, args, opts):
if not self.pcs:
print 'please login first'
return
args = split_command_line(args)
fps = []
if opts.index:
if not self.dirs.get(self.cwd):
print 'please use `ls` to list dir first to let me know which files you want to operate'
return
try:
indexes = parse_index_param(opts.index, len(self.dirs.get(self.cwd)))
fps = [self.dirs.get(self.cwd)[i]['server_filename'] for i in indexes]
except Exception, ex:
print ex
return
final = fps + args
for path in final:
path = os.path.normpath(os.path.join(self.cwd, path))
print path
o = json.loads(self.pcs.meta([path]).content)
if o.get('errno', None) != 0:
print ('invalid request: %r' % o)
return
size = o['info'][0]['size']
info = o['info'][0]
for k in info:
print colored(k + ': ', 'cyan'), colored(info[k], 'white')
class BaiduFS(Operations):
'''Baidu netdisk filesystem'''
def __init__(self, username, password, *args, **kw):
self.disk = PCS(username, password)
self.buffer = {}
self.traversed_folder = {}
self.bufferLock = Lock()
self.upload_blocks = {} # 文件上传时用于记录块的md5,{PATH:{TMP:'',BLOCKS:''}
self.create_tmp = {} # {goutputstrem_path:file}
self.upload_fails = {} #
self.fd = 3
# 初始化百度服务器
print '设置pcs服务器'
pcs = self.disk.get_fastest_pcs_server()
self.disk.set_pcs_server(pcs)
print 'pcs api server:', pcs
'''
print '设置百度网盘服务器,时间比较长,请耐心等待'
pan = self.disk.get_fastest_mirror()
self.disk.set_pan_server(pan)
print 'baidupan server',pan
'''
self.uploadLock = Lock() # 上传文件时不刷新目录
self.readLock = Lock()
self.downloading_files = []
def unlink(self, path):
print '*' * 10, 'UNLINK CALLED', path
self.disk.delete([path])
def _add_file_to_buffer(self, path, file_info):
foo = File()
foo['st_ctime'] = file_info['local_ctime']
foo['st_mtime'] = file_info['local_mtime']
foo['st_mode'] = (stat.S_IFDIR | 0777) if file_info['isdir'] \
else (stat.S_IFREG | 0777)
foo['st_nlink'] = 2 if file_info['isdir'] else 1
foo['st_size'] = file_info['size']
self.buffer[path] = foo
def _del_file_from_buffer(self, path):
self.buffer.pop(path)
def getattr(self, path, fh=None):
#print 'getattr *',path
# 先看缓存中是否存在该文件
if not self.buffer.has_key(path):
print path, '未命中'
#print self.buffer
#print self.traversed_folder
jdata = json.loads(self.disk.meta([path]).content)
try:
if 'info' not in jdata:
raise FuseOSError(errno.ENOENT)
if jdata['errno'] != 0:
raise FuseOSError(errno.ENOENT)
file_info = jdata['info'][0]
self._add_file_to_buffer(path, file_info)
st = self.buffer[path].getDict()
return st
except:
raise FuseOSError(errno.ENOENT)
else:
#print path,'命中'
return self.buffer[path].getDict()
def readdir(self, path, offset):
self.uploadLock.acquire()
while True:
try:
foo = json.loads(self.disk.list_files(path).text)
break
except:
print 'error'
files = ['.', '..']
abs_files = [] # 该文件夹下文件的绝对路径
for file in foo['list']:
files.append(file['server_filename'])
abs_files.append(file['path'])
# 缓存文件夹下文件信息,批量查询meta info
# Update:解决meta接口一次不能查询超过100条记录
# 分成 ceil(file_num / 100.0) 组，利用商群
if not self.traversed_folder.has_key(
path) or self.traversed_folder[path] == False:
print '正在对', path, '缓存中'
file_num = len(abs_files)
group = int(math.ceil(file_num / 100.0))
for i in range(group):
obj = [f for n, f in enumerate(abs_files)
if n % group == i] #一组数据
while 1:
try:
ret = json.loads(self.disk.meta(obj).text)
break
except:
print 'error'
for file_info in ret['info']:
if not self.buffer.has_key(file_info['path']):
self._add_file_to_buffer(file_info['path'], file_info)
#print self.buffer
print '对', path, '的缓存完成'
self.traversed_folder[path] = True
for r in files:
yield r
self.uploadLock.release()
def _update_file_manual(self, path):
while 1:
try:
jdata = json.loads(self.disk.meta([path]).content)
break
except:
print 'error'
if 'info' not in jdata:
raise FuseOSError(errno.ENOENT)
if jdata['errno'] != 0:
raise FuseOSError(errno.ENOENT)
file_info = jdata['info'][0]
self._add_file_to_buffer(path, file_info)
def rename(self, old, new):
#logging.debug('* rename',old,os.path.basename(new))
print '*' * 10, 'RENAME CALLED', old, os.path.basename(new), type(
old), type(new)
while True:
try:
ret = self.disk.rename([(old, os.path.basename(new))]).content
jdata = json.loads(ret)
break
except:
print 'error'
if jdata['errno'] != 0:
# 文件名已存在,删除原文件
print self.disk.delete([new]).content
print self.disk.rename([(old, os.path.basename(new))])
self._update_file_manual(new)
self.buffer.pop(old)
def open(self, path, flags):
self.readLock.acquire()
print '*' * 10, 'OPEN CALLED', path, flags
#print '[****]',path
"""
Permission denied
accmode = os.O_RDONLY | os.O_WRONLY | os.O_RDWR
if (flags & accmode) != os.O_RDONLY:
raise FuseOSError(errno.EACCES)
"""
self.fd += 1
self.readLock.release()
return self.fd
def create(self, path, mode, fh=None):
# 创建文件
# 中文路径有问题
print '*' * 10, 'CREATE CALLED', path, mode, type(path)
#if 'outputstream' not in path:
tmp_file = tempfile.TemporaryFile('r+w+b')
foo = self.disk.upload(os.path.dirname(path), tmp_file,
os.path.basename(path)).content
ret = json.loads(foo)
print ret
print 'create-not-outputstream', ret
if ret['path'] != path:
# 文件已存在
print '文件已存在'
raise FuseOSError(errno.EEXIST)
'''
else:
print 'create:',path
foo = File()
foo['st_ctime'] = int(time.time())
foo['st_mtime'] = int(time.time())
foo['st_mode'] = (stat.S_IFREG | 0777)
foo['st_nlink'] = 1
foo['st_size'] = 0
self.buffer[path] = foo
'''
'''
dict(st_mode=(stat.S_IFREG | mode), st_nlink=1,
st_size=0, st_ctime=time.time(), st_mtime=time.time(),
st_atime=time.time())
'''
self.fd += 1
return 0
def write(self, path, data, offset, fp):
# 上传文件时会调用
# 4kb ( 4096 bytes ) 每块，data中是块中的数据
# 最后一块的判断：len(data) < 4096
# 文件大小 = 最后一块的offset + len(data)
# 4kb传太慢了，合计成2M传一次
#print '*'*10,path,offset, len(data)
def _block_size(stream):
stream.seek(0, 2)
return stream.tell()
_BLOCK_SIZE = 16 * 2**20
# 第一块的任务
if offset == 0:
#self.uploadLock.acquire()
#self.readLock.acquire()
# 初始化块md5列表
self.upload_blocks[path] = {'tmp': None, 'blocks': []}
# 创建缓冲区临时文件
tmp_file = tempfile.TemporaryFile('r+w+b')
self.upload_blocks[path]['tmp'] = tmp_file
# 向临时文件写入数据，检查是否>= _BLOCK_SIZE 是则上传该块并将临时文件清空
try:
tmp = self.upload_blocks[path]['tmp']
except KeyError:
return 0
tmp.write(data)
if _block_size(tmp) > _BLOCK_SIZE:
print path, '发生上传'
tmp.seek(0)
try:
foo = self.disk.upload_tmpfile(tmp,
callback=ProgressBar()).content
foofoo = json.loads(foo)
block_md5 = foofoo['md5']
except:
print foo
# 在 upload_blocks 中插入本块的 md5
self.upload_blocks[path]['blocks'].append(block_md5)
# 创建缓冲区临时文件
self.upload_blocks[path]['tmp'].close()
tmp_file = tempfile.TemporaryFile('r+w+b')
self.upload_blocks[path]['tmp'] = tmp_file
print '创建临时文件', tmp_file.name
# 最后一块的任务
if len(data) < 4096:
# 检查是否有重名，有重名则删除它
while True:
try:
foo = self.disk.meta([path]).content
foofoo = json.loads(foo)
break
except:
print 'error'
if foofoo['errno'] == 0:
logging.debug('Deleted the file which has same name.')
self.disk.delete([path])
# 看看是否需要上传
if _block_size(tmp) != 0:
# 此时临时文件有数据，需要上传
print path, '发生上传,块末尾,文件大小', _block_size(tmp)
tmp.seek(0)
while True:
try:
foo = self.disk.upload_tmpfile(
tmp, callback=ProgressBar()).content
foofoo = json.loads(foo)
break
except:
print 'exception, retry.'
block_md5 = foofoo['md5']
# 在 upload_blocks 中插入本块的 md5
self.upload_blocks[path]['blocks'].append(block_md5)
# 调用 upload_superfile 以合并块文件
print '合并文件', path, type(path)
self.disk.upload_superfile(path,
self.upload_blocks[path]['blocks'])
# 删除upload_blocks中数据
self.upload_blocks.pop(path)
# 更新本地文件列表缓存
self._update_file_manual(path)
#self.readLock.release()
#self.uploadLock.release()
return len(data)
def mkdir(self, path, mode):
logger.debug("mkdir is:" + path)
self.disk.mkdir(path)
def rmdir(self, path):
logger.debug("rmdir is:" + path)
self.disk.delete([path])
def read(self, path, size, offset, fh):
#print '*'*10,'READ CALLED',path,size,offset
#logger.debug("read is: " + path)
paras = {'Range': 'bytes=%s-%s' % (offset, offset + size - 1)}
while True:
try:
foo = self.disk.download(path, headers=paras).content
return foo
except:
pass
access = None
statfs = None
