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(CkPython) SFTP Get Size of File on ServerSee more SFTP ExamplesDemonstrates how to get the size of an existing file on the server.
import sys import chilkat # This example assumes the Chilkat API to have been previously unlocked. # See Global Unlock Sample for sample code. sftp = chilkat.CkSFtp() # Set some timeouts, in milliseconds: sftp.put_ConnectTimeoutMs(5000) sftp.put_IdleTimeoutMs(10000) # Connect to the SSH server. # The standard SSH port = 22 # The hostname may be a hostname or IP address. hostname = "sftp.example.com" port = 22 success = sftp.Connect(hostname,port) if (success != True): print(sftp.lastErrorText()) sys.exit() # Authenticate with the SSH server. Chilkat SFTP supports # both password-based authenication as well as public-key # authentication. This example uses password authenication. success = sftp.AuthenticatePw("myLogin","myPassword") if (success != True): print(sftp.lastErrorText()) sys.exit() # After authenticating, the SFTP subsystem must be initialized: success = sftp.InitializeSftp() if (success != True): print(sftp.lastErrorText()) sys.exit() # Assuming we know the file size won't be too large, we get the size as a 32-bit integer. # For SFTP, the remote file path is always either a path relative to the HOME directory of the user account, or an absolute path on the server. bFollowLinks = True bIsHandle = False fileSize = sftp.GetFileSize32("someDir/someFile.dat",bFollowLinks,bIsHandle) if (fileSize < 0): print(sftp.lastErrorText()) sys.exit() print("file size = " + str(fileSize)) # If the file size might be too large for a 32-bit signed integer, then get the size as a decimal string. # You can convert the string to a 64-bit integer in your programming language. fileSizeStr = sftp.getFileSizeStr("someDir/someFile.dat",bFollowLinks,bIsHandle) if (sftp.get_LastMethodSuccess() == False): print(sftp.lastErrorText()) sys.exit() print("file size = " + fileSizeStr) # You can alternatively get the size with an open file handle. handle = sftp.openFile("someDir/someFile.dat","readOnly","openExisting") if (sftp.get_LastMethodSuccess() != True): print(sftp.lastErrorText()) sys.exit() # Get the size using the handle. bIsHandle = True fileSize = sftp.GetFileSize32("someDir/someFile.dat",bFollowLinks,bIsHandle) if (fileSize < 0): print(sftp.lastErrorText()) sys.exit() print("file size = " + str(fileSize)) # ----------------------------------------------------------------------------- # Don't forget to close the file handle. # Otherwise open handles will accumulate on the server until eventually a limit # is reached and the server will fail on a call to OpenFile. # ----------------------------------------------------------------------------- # Close the file. success = sftp.CloseHandle(handle) if (success != True): print(sftp.lastErrorText()) sys.exit() |
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