pssh | PSSH provides parallel versions of OpenSSH and related tools
kandi X-RAY | pssh Summary
kandi X-RAY | pssh Summary
PSSH provides parallel versions of OpenSSH and related tools, including pssh, pscp, prsync, pnuke and pslurp. This project includes psshlib which can be used within custom applications. The source code is written in Python. This fork of PSSH is supported on Python 3.5 and later. It was originally written and maintained by Brent N. Chun. Due to his busy schedule, Brent handed over maintenance to Andrew McNabb in October 2009. This project originally located at Google Code. Since Google Code has been closed, and has not appeared elsewhere, I (lilydjwg) have exported it to GitHub.
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Top functions reviewed by kandi - BETA
- Start the thread
- Start the SSH connection
- Return the amount of time after timeout seconds
- Called when a timeout expires
- Start the SSH server
- Open files for a given host
- Handles the stderr
- Log exception
- Close the stderr
- Handle stdout from fd
- Close the output stream
- Main thread
- Write bytes to file descriptor
- Close a socket
- Handle a listener
- Handle the input buffer
- Close the stdin
- Return a list of hosts from paths
- Read host file
- Parse a host entry
- Parse a host string
- Handle SIGCHLD signal
- Provide range generator
- Produce a product of multiple iterables
- Called when the client is interrupted
- Enumerate an iterable
pssh Key Features
pssh Examples and Code Snippets
Community Discussions
Trending Discussions on pssh
QUESTION
How to connect to multiple servers through ssh with different hosts & passwords in python?
I've tried to use Parrallel-ssh. But I was unable to connect to multiple servers that had a different password.
Example from there documentation for a single server:
...ANSWER
Answered 2021-May-24 at 17:18You might be interested in fabric
. It provides similar functionality, but also allows you to manually create each connection and then pass them into a group. For example:
QUESTION
I am trying to pull all the jdk packages installed on set of hosts by sending a sql select statement to osquery on linux shell via pssh .
Here is the query:
pssh -h myhosts -i 'echo "SELECT name FROM rpm_packages where name like '%jdk%';"| osqueryi --json'
but usage of "%" is giving me below error.
Error: near line 1: near "%": syntax error
I tried to escape % ,but the error remains same. Any ideas how to overcome this error?
...ANSWER
Answered 2020-May-16 at 04:54You aren't getting this error from your shell but from the query parser, and it's not actually caused by the %
character, but to the '
that immediately precedes it. Look at where you have quotes:
QUESTION
i'm trying to simulate drm media playing in python so i start with this demo from castlab "https://demo.castlabs.com/" and the video that i'm testing it is in MPEG-DASH format and drm system is widevine provided via cenc (if is that how to say it) , here is the url of the video
key id is :
...ANSWER
Answered 2020-Mar-31 at 18:36The request is generated by interacting with the CDM in the browser via the EME API: https://w3c.github.io/encrypted-media/. You can learn more by using this: https://chrome.google.com/webstore/detail/eme-call-and-event-logger/cniohcjecdcdhgmlofniddfoeokbpbpb
Maybe this helps to call Chromium from Python: Python - how to load Google Chrome or Chromium browser in the gtk.Window like webkit.WebView()?
You would also need to take care to enable Widevine in CEF, and there might be limitations associated with that because of some signature verification process. See https://bitbucket.org/chromiumembedded/cef/src/master/include/cef_web_plugin.h#lines-168 and look for "VMP" here: https://github.com/castlabs/electron-releases
QUESTION
I am using libwidevinecdm.so
from chrome to handle DRM protected data. I am currently successfully setting the widevine server certificate I get from the license server. I can also create a session with the pssh box of the media im trying to decode. So far everything is successful (all promises resolve fine).
(session is created like this: _cdm->CreateSessionAndGenerateRequest(promise_id, cdm::SessionType::kTemporary, cdm::InitDataType::kCenc, pssh_box.data(), static_cast(pssh_box.size()));
)
I am then getting a session message of type kLicenseRequest
which I am forwarding to the respective license server. The license server responds with a valid response and the same amount of data as I can see in the browser when using Chrome. I am then passing this to my session like this:
ANSWER
Answered 2020-Jan-11 at 15:37The issue is caused by the fact, that everything in CreateSessionAndGenerateRequest
is done synchronous - that means by the time CreateSessionAndGenerateRequest
returns your promise will always be resolved.
The CDM will emit the kLicenseRequest
inside CreateSessionAndGenerateRequest
and it doesn't do so in a "fire & forget" fashion, but the function waits there until you have returned from the cdm::Host_10::OnSessionMessage
. Since my implementation of OnSessionMessage
was creating a synchronous HTTP Request to the license server before - also synchronously - calling the UpdateSession
the entire chain ended up to be blocking.
So ultimately I was calling UpdateSession
while still being inside CreateSessionAndGenerateRequest
and I assume the CDM cannot handle this and reacts by creating a new session with the given ID and generating a request again, which of course triggered another UpdateSession
and so on.
Ultimately the simplest way to break the cycle was to make something asynchronous. I decided to launch a separate thread when receiving kLicenseRequest
, wait for a few milliseconds to make sure that CreateSessionAndGenerateRequest
has time to finish (not sure if that is really required) and then issue the request to the license server.
The only change I had to do was adding the surrounding std::thread
:
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
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Install pssh
You can use pssh like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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