All Questions
119 questions
1
vote
1
answer
392
views
How to use pysftp with the -o"HostKeyAlgorithms=+ssh-rsa" -o"PubkeyAcceptedKeyTypes=+ssh-rsa" options?
Using paramiko I want to select the list of pubkey algorithm my key is in, do you know how I can run a similar command like:
sftp \
-i private_key.pem \
-P 22 \
-o"HostKeyAlgorithms=+...
- 18.1k
0
votes
1
answer
946
views
Failed building wheel for bcrypt when running pip install paramiko
I'm trying run pip install paramiko, but i'm running into the following error :
please help me, i already tried pip update, installing rust. it keep returning this kind of error. i already tried to ...
- 514
0
votes
1
answer
608
views
Negotiation failed while trying to connect to SFTP server using Paramiko, but command line SFTP works properly. Same failure with js ssh2-sftp-client
I am trying to move files into an SFTP server at 8001 port using code and not just GUI and command line tools.
FileZilla, sftp CLI in Windows and Linux works just fine.
But somehow the Python code or ...
- 3
2
votes
0
answers
334
views
SFTP server authentication require username and private key
We have SFTP server with authentication enabled. To access the server we need to provide both the password and private key. I'm able to access the server using winscp. But not able to access using the ...
1
vote
2
answers
2k
views
Paramiko SFTPClient class throws "Authentication failed", but Transport class and WinSCP work
I have an issue using Paramiko and connecting to an SFTP server.
The connecting work fine using same credentials in WinSCP.
I am also able to use pysftp.
But I would prefer to be able to use Paramiko, ...
- 1,302
1
vote
1
answer
927
views
Python OSError: Failure with SFTP
I'm testing SFTP communication on a Windows 11 laptop with SFTP server running at localhost:3373. An sftp.get request generates an "OSError: Failure" error with this code:
import pysftp
...
- 4,517
0
votes
1
answer
700
views
OSError: Int or String expected received with pysftp.Connection in kubernetes
I am trying to connect SFTP server using pysftp. I receive below error on pysftp.Connection() in Jupyter notebook running in Kubernetes inside IBM Elyra. Python version is 3.7.6 and pysftp 0.2.9 with ...
- 179
1
vote
0
answers
275
views
PySFTP file transfer suddenly slower than before
Background:
I have a python backup script on a local server that runs periodically every night at midnight and transfers files from a remote server to the local one using pysftp. It ran perfectly fine ...
- 36
2
votes
1
answer
1k
views
Download chunk of the large file using pysftp in Python
I have one use case in which I want to read only top 5 rows of a large CSV file which is present in one of my sftp server and I don't want to download the complete file to just read the top 5 rows. I ...
- 175
0
votes
1
answer
965
views
Unable to import pysftp / paramiko through AWS lambda (facing different errors)
When a file is uploaded to s3 bucket, we need to process it in AWS lambda, gzip the processed file and send it some remote machine. We are able to process it and able to gzip the file. We thought of ...
- 5,336
1
vote
2
answers
1k
views
Connecting to Globalscape SFTP server with two-factor password and key authentication using Python Paramiko/pysftp
While working on a file upload project, using pysftp/paramiko I stumbled on an SFTP server connection issue:
The SFTP server requires the following authentication flow: username + private key -> '...
- 11
2
votes
1
answer
2k
views
How to resolve error Incompatible ssh server (no acceptable ciphers) in python SFTP/paramiko connexion?
I'm beginner in python, I am looking to automate a file transfer from my computer (windows 10 21H2) to a Linux server (Rocky Linux 8.6) via the SFTP protocol.
I'm using a key pair with passphrase for ...
- 63
1
vote
1
answer
4k
views
How to read contents and attributes of files in remote SFTP server using pysftp/Paramiko
I am using below code to get list of file objects in list from two different nodes.
My purpose is to get the file metadata and compare the files later. But using filelist = mysftp.listdir(), I am ...
- 139
1
vote
1
answer
3k
views
Download multiple files in different SFTP directories to local
I have a scenario where we need to download certain image files in different directories in SFTP server to local.
Example :
/IMAGES/folder1 has img11, img12, img13, img14
/IMAGES/folder2 has img21, ...
- 57
1
vote
1
answer
440
views
pysftp throwing OSError: General failure
I have been trying to sftp a file to remote server using pysftp library, but getting some ambiguous error OSError: General failure, it seems I was able to connect to the server, but not able to run ...
- 2,066
3
votes
0
answers
381
views
How can I speed up downloading files using paramiko?
I have written code for downloading file from SFTP server but the process is taking a lot of time. Could you please tell me is there any way to speed up the process?
Code I am using -
import paramiko
...
- 229
-1
votes
1
answer
689
views
pysftp giving AuthenticationException
I am trying to develop azure function in python where I have to upload some files on SFTP server. I have got following code for the same.
logging.info('Uploading file to mysguard sftp server')
# Get ...
- 55
1
vote
1
answer
6k
views
Paramiko: "not a valid DSA private key file"
I am trying to connect to some SFTP using a private key file that looks like:
---- BEGIN SSH2 ENCRYPTED PRIVATE KEY ----
Subject: L0709146
Comment: "1024-bit dsa, L0709146@pxz102, Wed Jan 12 2022 ...
- 2,035
1
vote
1
answer
965
views
SFTP download with pysftp put fails with "FileNotFoundError: [Errno 2] No such file or directory"
I am trying to automate the transfer of files from an SFTP sever through Airflow, but I am running into a problem where I cannot save the files anywhere except to the root folder.
Here is a snippet of ...
- 23
1
vote
2
answers
187
views
Pyshp reading shapefile: "error: int too large to convert"
Follow up from Read SHP file from SFTP using pysftp for more context.
I am trying to use pyshp and pysftp to read a shapefile and convert to a GeoPandas geodataframe. This has worked successfully for ...
- 55
0
votes
1
answer
2k
views
Get Recursive folder using SFTP and Paramiko Python
Trying to implement a python script to and put get recursive folder from remote machine to local machine , this code works for copy : put folders and get folders , now i want to create move , the ...
1
vote
1
answer
2k
views
How to transfer zip files from one server to another using Python SFTP/Paramiko
I am trying to do SFTP between two servers using a Python script. At first, my attempt was to download the files to my local machine, it is failing with permission error, not sure why it is ...
0
votes
0
answers
25
views
pysftp - IOError - No such file when I can see the full file on the other end [duplicate]
I have a program which transfers files to different endpoints. Only one endpoint in particular fails on this conn.put():
try:
conn.put(fileToPush, pushedFile)
except IOError as ioe:
self.logPush(...
- 31
1
vote
0
answers
243
views
Failed to read the file from sever using pysftp
I'm trying to read a latestfile from the sftp server using python but it shows the error msg as OSError: Bad message. could someone help me out thanks in advance.
import os
from six import BytesIO
...
- 39
-1
votes
1
answer
2k
views
paramiko rekeying causes EOFError()
After Rekeying, _read_all receives string of len(0) and closes connection. What can i do to solve this. Please find the debug log and stack trace below.
DEB [20211007-15:13:46.331] thr=2 paramiko....
- 85
4
votes
0
answers
1k
views
pysftp paramiko.ssh_exception.SSHException: unpack requires a buffer of 4 bytes
I am using pysftp for the first time. I have seen this error before with struct and other libraries, but the problem with pysftp seems tricky. I can't connect to the server. I am sure I am missing ...
- 401
0
votes
1
answer
2k
views
Upload file to SFTP directly without storing it into local system [duplicate]
I am trying to encrypt a file and then directly upload the encrypted file to SFTP using python.
At the moment, I am firstly storing the encrypted file into my local system and then pushing it into ...
- 175
0
votes
1
answer
2k
views
Python script to SSH into a jumphost and sftp from within that box
I'm currently trying to write an airflow job that will allow me to ssh into an EC2 instance and then start an sftp session with another host from within this EC2 box. My current code that I have is as ...
- 807
1
vote
1
answer
551
views
pysftp.Connection.walktree() fails if any directory don't have read permission
I am using pysftp connection using walktree() method to list all files as below
with pysftp.Connection(domain, username=USER,
password=PWD, port=port,
...
- 1,609
0
votes
0
answers
595
views
EOFError using pysftp
I am using below code
host='xxx.xxxxxxxx.xxx'
username='xxxx'
password='xxxx'
port=5022
cnopts = pysftp.CnOpts()
cnopts.hostkeys = None
with pysftp.Connection(host=host,username=username,password=...
- 1
-1
votes
1
answer
239
views
Python code to move a directory from one server to another server using paramiko? [duplicate]
I am writing a python program in which i want to move a directory and its file to another server
my code is as below
import paramiko
client = paramiko.SSHClient()
client.set_missing_host_key_policy(...
- 29
1
vote
1
answer
203
views
Use custom command to start SFTP server in pysftp/Paramiko
In WinSCP is an option to edit the SFTP server command/path (in the protocol options):
Is there also such an option in pysftp/Paramiko or in an another SFTP package for Python?
Thanks!
- 15
1
vote
1
answer
798
views
Pysftp/Paramiko "No such file" when repeatedly doing cwd and listdir
I am writing a Python script (for testing purposes) that, downloads an xml file from a directory, converts it into json, converts it back to xml and uploads it again to a different directory, as long ...
- 103
1
vote
1
answer
1k
views
Problem in importing Paramiko in AWS Lambda
I am trying to import paramiko library to AWS Lambda. I have tried to do so on lambda using Python version 2.7, 3.6, 3.8. I upload the zip file (created on ec2 machine using cmd, containing all ...
- 11
1
vote
0
answers
2k
views
Airflow cannot establish SFTP connection using encrypted private key
I am trying to establish a SFTP connection in Airflow 1.10.14 with the SFTPOperator from airflow.providers.sftp.operators.sftp or airflow.contrib.operators.sftp_operator.
The contrib operator and the ...
- 135
2
votes
1
answer
1k
views
Is it possible to specify the encoding of a file with Paramiko?
I'm trying to read a CSV over SFTP using pysftp/Paramiko. My code looks like this:
input_conn = pysftp.Connection(hostname, username, password)
file = input_conn.open("Data.csv")
...
0
votes
0
answers
41
views
Paramiko Upload Errors [Errno 2] [duplicate]
I'm attempting to create a script in python that will upload a CSV to a vendors sftp server. After getting too any errors trying to use pysftp, I tried using Paramiko and got farther, but now I'm ...
3
votes
2
answers
4k
views
Slow upload of many small files with SFTP
When uploading 100 files of 100 bytes each with SFTP, it takes 17 seconds here (after the connection is established, I don't even count the initial connection time). This means it's 17 seconds to ...
- 46k
18
votes
3
answers
34k
views
"'Connection' object has no attribute '_sftp_live'" when pysftp connection fails
I'd like to catch nicely the error when "No hostkey for host *** is found" and give an appropriate message to the end user. I tried this:
import pysftp, paramiko
try:
with pysftp....
- 46k
1
vote
1
answer
2k
views
pysftp.CnOpts() 'No Host Keys Found' error despite known_hosts file generated using ssh-keyscan
I am trying to follow solution from Verify host key with pysftp.
I run:
import pysftp
fn = r'C:\Users\UWAdmin\.ssh\known_hosts'
cnopts = pysftp.CnOpts()
cnopts.hostkeys.load(fn)
but I get the error:
...
- 301
1
vote
1
answer
1k
views
EOFError with keyboard interactive authentication using pysftp
I am trying to download some files from an SFTP server. I use this code for it:
keydata = b"""AAAAB3Nza.............CNpvoUP7p"""
key = paramiko.RSAKey(data=decodebytes(...
- 567
2
votes
1
answer
3k
views
pysftp Paramiko PasswordRequiredException: Private key file is encrypted
When connecting to an SFTP server with the following code I am getting the error below.
from base64 import decodebytes
import pysftp
from paramiko import RSAKey
host = 'where_it_should_be'
username =...
- 3,686
0
votes
2
answers
261
views
How to not wait for the output of the remote execution?
I am using pysftp for remote execution, and the thing is that I don't want to wait for the output of the remote execution, I just want to start the execution and be done with it.
import pysftp as sftp
...
1
vote
2
answers
2k
views
Resume SFTP download after connection fails (pysftp / paramiko)
I'm trying to build a simple SFTP client using pysftp / paramiko.
How can I resume a transfer if it gets interrupted, e.g. if the connection fails? Is there a way to restart the transfer, find that ...
- 55
1
vote
2
answers
5k
views
Paramiko TypeError: from_buffer() cannot return the address of the raw string within a str or unicode or bytearray object
I'm trying to connect to an SFTP server using Python and Paramiko, but I'm getting this error (the same error occurs when I use pysftp):
starting thread (client mode): 0x17ccde50L
Local version/...
- 971
2
votes
1
answer
4k
views
Python SFTP issue With Sockets Closing - An existing connection was forcibly closed by the remote host (10054) - How to continue? Breaks process,
So I have a process where I sunbmit a series of directories and files to a service. The service processes those files and then returns the directories and output files into a different directory
For ...
1
vote
2
answers
2k
views
pysftp: How to update last modified date
I am trying to move a certain file to another directory after doing some process over it.
Moving the file was easy using Connection.rename
import pysftp
conn = pysftp.Connection(host = 'host', ...
- 31
1
vote
1
answer
2k
views
Checking if a file on SFTP server is a symbolic link, and deleting the symbolic link, using Python Paramiko/pysftp
I have a directory on a linux-based server, that contains subdirectories, one of which contains a symbolic link to another directory elsewhere on the server.
I would like to, using a python script, ...
- 888
1
vote
1
answer
482
views
SFTP with pysftp and paramiko on AWS using Elastic Beanstalk EB known_hosts
So I am building a Flask micro-service to connect up two API's. One of the API's requires all communication to be via SFTP to move XML files around (yay! 😢).
On Windows, I was able to get this ...
- 56
0
votes
1
answer
389
views
Unable to use hostkey from registry to connect to EFT server using pySFTP [duplicate]
I'm at a total loss with this code. I'm trying to set up a script to transfer files from an EFT server to a local folder on a regular basis. I'n using pySFTP and by the looks of ti the file transfer ...
- 47