connectors/ConnectorBase.py
author Edouard Tisserant
Mon, 07 Jan 2019 11:33:34 +0100
changeset 2478 733d77bf0aa7
parent 2465 47d3aea2be30
child 2487 6a4f9a061994
permissions -rw-r--r--
Disable MDNS:// scheme support. Also prevent discovery pannel to produce some. For now it seems that that feature is unused, and could be a security issue.
#!/usr/bin/env python
# -*- coding: utf-8 -*-

# See COPYING file for copyrights details.

import md5

class ConnectorBase(object):

    #chuncksize = 16384
    chuncksize = 1024*1024
    def BlobFromFile(self, filepath): 
        s = md5.new()
        blobID = s.digest()  # empty md5, to support empty blob
        with open(filepath, "rb") as f:
            while True:
                chunk = f.read(self.chuncksize) 
                if len(chunk) == 0: return blobID
                blobID = self.AppendChunkToBlob(chunk, blobID)
                s.update(chunk)
                if blobID != s.digest(): return None