How to use _handle_transfer_error method in autotest

Best Python code snippet using autotest_python

rss_client.py

Source:rss_client.py Github

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...186 self._send(struct.pack("=I", msg))187 def _receive_msg(self, timeout=60):188 s = self._receive(4, timeout)189 return struct.unpack("=I", s)[0]190 def _handle_transfer_error(self):191 # Save original exception192 e = sys.exc_info()193 try:194 # See if we can get an error message195 msg = self._receive_msg()196 except FileTransferError:197 # No error message -- re-raise original exception198 raise e[0], e[1], e[2]199 if msg == RSS_ERROR:200 errmsg = self._receive_packet()201 raise FileTransferServerError(errmsg)202 raise e[0], e[1], e[2]203class FileUploadClient(FileTransferClient):204 """205 Connect to a RSS (remote shell server) and upload files or directory trees.206 """207 def __init__(self, address, port, log_func=None, timeout=20):208 """209 Connect to a server.210 @param address: The server's address211 @param port: The server's port212 @param log_func: If provided, transfer stats will be passed to this213 function during the transfer214 @param timeout: Time duration to wait for connection to succeed215 @raise FileTransferConnectError: Raised if the connection fails216 @raise FileTransferProtocolError: Raised if an incorrect magic number217 is received218 @raise FileTransferSocketError: Raised if the RSS_UPLOAD message cannot219 be sent to the server220 """221 super(FileUploadClient, self).__init__(address, port, log_func, timeout)222 self._send_msg(RSS_UPLOAD)223 def _upload_file(self, path, end_time):224 if os.path.isfile(path):225 self._send_msg(RSS_CREATE_FILE)226 self._send_packet(os.path.basename(path))227 self._send_file_chunks(path, end_time - time.time())228 elif os.path.isdir(path):229 self._send_msg(RSS_CREATE_DIR)230 self._send_packet(os.path.basename(path))231 for filename in os.listdir(path):232 self._upload_file(os.path.join(path, filename), end_time)233 self._send_msg(RSS_LEAVE_DIR)234 def upload(self, src_pattern, dst_path, timeout=600):235 """236 Send files or directory trees to the server.237 The semantics of src_pattern and dst_path are similar to those of scp.238 For example, the following are OK:239 src_pattern='/tmp/foo.txt', dst_path='C:\\'240 (uploads a single file)241 src_pattern='/usr/', dst_path='C:\\Windows\\'242 (uploads a directory tree recursively)243 src_pattern='/usr/*', dst_path='C:\\Windows\\'244 (uploads all files and directory trees under /usr/)245 The following is not OK:246 src_pattern='/tmp/foo.txt', dst_path='C:\\Windows\\*'247 (wildcards are only allowed in src_pattern)248 @param src_pattern: A path or wildcard pattern specifying the files or249 directories to send to the server250 @param dst_path: A path in the server's filesystem where the files will251 be saved252 @param timeout: Time duration in seconds to wait for the transfer to253 complete254 @raise FileTransferTimeoutError: Raised if timeout expires255 @raise FileTransferServerError: Raised if something goes wrong and the256 server sends an informative error message to the client257 @note: Other exceptions can be raised.258 """259 end_time = time.time() + timeout260 try:261 try:262 self._send_msg(RSS_SET_PATH)263 self._send_packet(dst_path)264 matches = glob.glob(src_pattern)265 for filename in matches:266 self._upload_file(os.path.abspath(filename), end_time)267 self._send_msg(RSS_DONE)268 except FileTransferTimeoutError:269 raise270 except FileTransferError:271 self._handle_transfer_error()272 else:273 # If nothing was transferred, raise an exception274 if not matches:275 raise FileTransferNotFoundError("Pattern %s does not "276 "match any files or "277 "directories" %278 src_pattern)279 # Look for RSS_OK or RSS_ERROR280 msg = self._receive_msg(end_time - time.time())281 if msg == RSS_OK:282 return283 elif msg == RSS_ERROR:284 errmsg = self._receive_packet()285 raise FileTransferServerError(errmsg)286 else:287 # Neither RSS_OK nor RSS_ERROR found288 raise FileTransferProtocolError("Received unexpected msg")289 except:290 # In any case, if the transfer failed, close the connection291 self.close()292 raise293class FileDownloadClient(FileTransferClient):294 """295 Connect to a RSS (remote shell server) and download files or directory trees.296 """297 def __init__(self, address, port, log_func=None, timeout=20):298 """299 Connect to a server.300 @param address: The server's address301 @param port: The server's port302 @param log_func: If provided, transfer stats will be passed to this303 function during the transfer304 @param timeout: Time duration to wait for connection to succeed305 @raise FileTransferConnectError: Raised if the connection fails306 @raise FileTransferProtocolError: Raised if an incorrect magic number307 is received308 @raise FileTransferSendError: Raised if the RSS_UPLOAD message cannot309 be sent to the server310 """311 super(FileDownloadClient, self).__init__(address, port, log_func, timeout)312 self._send_msg(RSS_DOWNLOAD)313 def download(self, src_pattern, dst_path, timeout=600):314 """315 Receive files or directory trees from the server.316 The semantics of src_pattern and dst_path are similar to those of scp.317 For example, the following are OK:318 src_pattern='C:\\foo.txt', dst_path='/tmp'319 (downloads a single file)320 src_pattern='C:\\Windows', dst_path='/tmp'321 (downloads a directory tree recursively)322 src_pattern='C:\\Windows\\*', dst_path='/tmp'323 (downloads all files and directory trees under C:\\Windows)324 The following is not OK:325 src_pattern='C:\\Windows', dst_path='/tmp/*'326 (wildcards are only allowed in src_pattern)327 @param src_pattern: A path or wildcard pattern specifying the files or328 directories, in the server's filesystem, that will be sent to329 the client330 @param dst_path: A path in the local filesystem where the files will331 be saved332 @param timeout: Time duration in seconds to wait for the transfer to333 complete334 @raise FileTransferTimeoutError: Raised if timeout expires335 @raise FileTransferServerError: Raised if something goes wrong and the336 server sends an informative error message to the client337 @note: Other exceptions can be raised.338 """339 dst_path = os.path.abspath(dst_path)340 end_time = time.time() + timeout341 file_count = 0342 dir_count = 0343 try:344 try:345 self._send_msg(RSS_SET_PATH)346 self._send_packet(src_pattern)347 except FileTransferError:348 self._handle_transfer_error()349 while True:350 msg = self._receive_msg()351 if msg == RSS_CREATE_FILE:352 # Receive filename and file contents353 filename = self._receive_packet()354 if os.path.isdir(dst_path):355 dst_path = os.path.join(dst_path, filename)356 self._receive_file_chunks(dst_path, end_time - time.time())357 dst_path = os.path.dirname(dst_path)358 file_count += 1359 elif msg == RSS_CREATE_DIR:360 # Receive dirname and create the directory361 dirname = self._receive_packet()362 if os.path.isdir(dst_path):...

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rss_file_transfer.py

Source:rss_file_transfer.py Github

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...134 self._send(struct.pack("=I", msg))135 def _receive_msg(self, timeout=10):136 s = self._receive(4, timeout)137 return struct.unpack("=I", s)[0]138 def _handle_transfer_error(self):139 # Save original exception140 e = sys.exc_info()141 try:142 # See if we can get an error message143 msg = self._receive_msg()144 except FileTransferError:145 # No error message -- re-raise original exception146 raise e[0], e[1], e[2]147 if msg == RSS_ERROR:148 errmsg = self._receive_packet()149 raise FileTransferServerError("Server said: %s" % errmsg)150 raise e[0], e[1], e[2]151class FileUploadClient(FileTransferClient):152 """153 Connect to a RSS (remote shell server) and upload files or directory trees.154 """155 def __init__(self, address, port, timeout=10):156 """157 Connect to a server.158 @param address: The server's address159 @param port: The server's port160 @param timeout: Time duration to wait for connection to succeed161 @raise FileTransferConnectError: Raised if the connection fails162 @raise FileTransferProtocolError: Raised if an incorrect magic number163 is received164 @raise FileTransferSendError: Raised if the RSS_UPLOAD message cannot165 be sent to the server166 """167 super(FileUploadClient, self).__init__(address, port, timeout)168 self._send_msg(RSS_UPLOAD)169 def _upload_file(self, path, end_time):170 if os.path.isfile(path):171 self._send_msg(RSS_CREATE_FILE)172 self._send_packet(os.path.basename(path))173 self._send_file_chunks(path, max(0, end_time - time.time()))174 elif os.path.isdir(path):175 self._send_msg(RSS_CREATE_DIR)176 self._send_packet(os.path.basename(path))177 for filename in os.listdir(path):178 self._upload_file(os.path.join(path, filename), end_time)179 self._send_msg(RSS_LEAVE_DIR)180 def upload(self, src_pattern, dst_path, timeout=600):181 """182 Send files or directory trees to the server.183 The semantics of src_pattern and dst_path are similar to those of scp.184 For example, the following are OK:185 src_pattern='/tmp/foo.txt', dst_path='C:\\'186 (uploads a single file)187 src_pattern='/usr/', dst_path='C:\\Windows\\'188 (uploads a directory tree recursively)189 src_pattern='/usr/*', dst_path='C:\\Windows\\'190 (uploads all files and directory trees under /usr/)191 The following is not OK:192 src_pattern='/tmp/foo.txt', dst_path='C:\\Windows\\*'193 (wildcards are only allowed in src_pattern)194 @param src_pattern: A path or wildcard pattern specifying the files or195 directories to send to the server196 @param dst_path: A path in the server's filesystem where the files will197 be saved198 @param timeout: Time duration in seconds to wait for the transfer to199 complete200 @raise FileTransferTimeoutError: Raised if timeout expires201 @raise FileTransferServerError: Raised if something goes wrong and the202 server sends an informative error message to the client203 @note: Other exceptions can be raised.204 """205 end_time = time.time() + timeout206 try:207 try:208 self._send_msg(RSS_SET_PATH)209 self._send_packet(dst_path)210 matches = glob.glob(src_pattern)211 for filename in matches:212 self._upload_file(os.path.abspath(filename), end_time)213 self._send_msg(RSS_DONE)214 except FileTransferTimeoutError:215 raise216 except FileTransferError:217 self._handle_transfer_error()218 else:219 # If nothing was transferred, raise an exception220 if not matches:221 raise FileTransferNotFoundError("Pattern %s does not "222 "match any files or "223 "directories" %224 src_pattern)225 # Look for RSS_OK or RSS_ERROR226 msg = self._receive_msg(max(0, end_time - time.time()))227 if msg == RSS_OK:228 return229 elif msg == RSS_ERROR:230 errmsg = self._receive_packet()231 raise FileTransferServerError("Server said: %s" % errmsg)232 else:233 # Neither RSS_OK nor RSS_ERROR found234 raise FileTransferProtocolError("Received unexpected msg")235 except:236 # In any case, if the transfer failed, close the connection237 self.close()238 raise239class FileDownloadClient(FileTransferClient):240 """241 Connect to a RSS (remote shell server) and download files or directory trees.242 """243 def __init__(self, address, port, timeout=10):244 """245 Connect to a server.246 @param address: The server's address247 @param port: The server's port248 @param timeout: Time duration to wait for connection to succeed249 @raise FileTransferConnectError: Raised if the connection fails250 @raise FileTransferProtocolError: Raised if an incorrect magic number251 is received252 @raise FileTransferSendError: Raised if the RSS_UPLOAD message cannot253 be sent to the server254 """255 super(FileDownloadClient, self).__init__(address, port, timeout)256 self._send_msg(RSS_DOWNLOAD)257 def download(self, src_pattern, dst_path, timeout=600):258 """259 Receive files or directory trees from the server.260 The semantics of src_pattern and dst_path are similar to those of scp.261 For example, the following are OK:262 src_pattern='C:\\foo.txt', dst_path='/tmp'263 (downloads a single file)264 src_pattern='C:\\Windows', dst_path='/tmp'265 (downloads a directory tree recursively)266 src_pattern='C:\\Windows\\*', dst_path='/tmp'267 (downloads all files and directory trees under C:\\Windows)268 The following is not OK:269 src_pattern='C:\\Windows', dst_path='/tmp/*'270 (wildcards are only allowed in src_pattern)271 @param src_pattern: A path or wildcard pattern specifying the files or272 directories, in the server's filesystem, that will be sent to273 the client274 @param dst_path: A path in the local filesystem where the files will275 be saved276 @param timeout: Time duration in seconds to wait for the transfer to277 complete278 @raise FileTransferTimeoutError: Raised if timeout expires279 @raise FileTransferServerError: Raised if something goes wrong and the280 server sends an informative error message to the client281 @note: Other exceptions can be raised.282 """283 dst_path = os.path.abspath(dst_path)284 end_time = time.time() + timeout285 file_count = 0286 dir_count = 0287 try:288 try:289 self._send_msg(RSS_SET_PATH)290 self._send_packet(src_pattern)291 except FileTransferError:292 self._handle_transfer_error()293 while True:294 msg = self._receive_msg()295 if msg == RSS_CREATE_FILE:296 # Receive filename and file contents297 filename = self._receive_packet()298 if os.path.isdir(dst_path):299 dst_path = os.path.join(dst_path, filename)300 self._receive_file_chunks(301 dst_path, max(0, end_time - time.time()))302 dst_path = os.path.dirname(dst_path)303 file_count += 1304 elif msg == RSS_CREATE_DIR:305 # Receive dirname and create the directory306 dirname = self._receive_packet()...

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