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'''
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@author: Daniel Suarez
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'''
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import os
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import glob
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import ftplib
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try:
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import paramiko
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import scp
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except:
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print "You should install paramiko and scp libraries \nif you want to use SSH protocol to upload files to the server"
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import time
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import threading
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Thread = threading.Thread
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# try:
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# from gevent import sleep
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# except:
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from time import sleep
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from schainpy.model.proc.jroproc_base import ProcessingUnit, Operation
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class Remote(Thread):
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"""
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Remote is a parent class used to define the behaviour of FTP and SSH class. These clases are
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used to upload or download files remotely.
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Non-standard Python modules used:
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None
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Written by:
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"Miguel Urco":mailto:miguel.urco@jro.igp.gob.pe Jun. 03, 2015
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"""
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server = None
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username = None
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password = None
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remotefolder = None
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period = 60
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fileList = []
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bussy = False
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def __init__(self, server, username, password, remotefolder, period=60):
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Thread.__init__(self)
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self.setDaemon(True)
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self.status = 0
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self.__server = server
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self.__username = username
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self.__password = password
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self.__remotefolder = remotefolder
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self.period = period
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self.fileList = []
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self.bussy = False
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self.stopFlag = False
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print "[Remote Server] Opening server: %s" %self.__server
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if self.open(self.__server, self.__username, self.__password, self.__remotefolder):
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print "[Remote Server] %s server was opened successfully" %self.__server
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self.close()
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self.mutex = threading.Lock()
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def stop(self):
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self.stopFlag = True
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self.join(10)
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def open(self):
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"""
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Connect to server and create a connection class (FTP or SSH) to remote server.
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"""
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raise NotImplementedError, "Implement this method in child class"
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def close(self):
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"""
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Close connection to server
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"""
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raise NotImplementedError, "Implement this method in child class"
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def mkdir(self, remotefolder):
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"""
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Create a folder remotely
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"""
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raise NotImplementedError, "Implement this method in child class"
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def cd(self, remotefolder):
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"""
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Change working directory in remote server
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"""
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raise NotImplementedError, "Implement this method in child class"
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def download(self, filename, localfolder=None):
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"""
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Download a file from server to local host
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"""
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raise NotImplementedError, "Implement this method in child class"
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def sendFile(self, fullfilename):
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"""
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sendFile method is used to upload a local file to the current directory in remote server
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Inputs:
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fullfilename - full path name of local file to store in remote directory
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Returns:
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0 in error case else 1
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"""
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raise NotImplementedError, "Implement this method in child class"
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def upload(self, fullfilename, remotefolder=None):
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"""
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upload method is used to upload a local file to remote directory. This method changes
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working directory before sending a file.
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Inputs:
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fullfilename - full path name of local file to store in remote directory
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remotefolder - remote directory
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Returns:
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0 in error case else 1
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"""
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print "[Remote Server] Uploading %s to %s:%s" %(fullfilename, self.server, self.remotefolder)
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if not self.status:
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return 0
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if remotefolder == None:
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remotefolder = self.remotefolder
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if not self.cd(remotefolder):
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return 0
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if not self.sendFile(fullfilename):
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print "[Remote Server] Error uploading file %s" %fullfilename
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return 0
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print "[Remote Server] upload finished successfully"
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return 1
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def delete(self, filename):
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"""
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Remove a file from remote server
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"""
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pass
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def updateFileList(self, fileList):
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"""
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Remove a file from remote server
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"""
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if fileList == self.fileList:
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return 0
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self.mutex.acquire()
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# init = time.time()
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#
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# while(self.bussy):
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# sleep(0.1)
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# if time.time() - init > 2*self.period:
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# return 0
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self.fileList = fileList
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self.mutex.release()
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return 1
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def run(self):
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if not self.status:
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print "Finishing FTP service"
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return
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if not self.cd(self.remotefolder):
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raise ValueError, "Could not access to the new remote directory: %s" %self.remotefolder
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while True:
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for i in range(self.period):
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if self.stopFlag:
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break
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sleep(1)
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if self.stopFlag:
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break
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# self.bussy = True
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self.mutex.acquire()
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print "[Remote Server] Opening %s" %self.__server
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if not self.open(self.__server, self.__username, self.__password, self.__remotefolder):
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self.mutex.release()
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continue
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for thisFile in self.fileList:
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self.upload(thisFile, self.remotefolder)
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print "[Remote Server] Closing %s" %self.__server
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self.close()
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self.mutex.release()
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# self.bussy = False
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print "[Remote Server] Thread stopped successfully"
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class FTPClient(Remote):
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__ftpClientObj = None
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def __init__(self, server, username, password, remotefolder, period=60):
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"""
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"""
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Remote.__init__(self, server, username, password, remotefolder, period)
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def open(self, server, username, password, remotefolder):
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"""
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This method is used to set FTP parameters and establish a connection to remote server
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Inputs:
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server - remote server IP Address
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username - remote server Username
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password - remote server password
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remotefolder - remote server current working directory
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Return:
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Boolean - Returns 1 if a connection has been established, 0 otherwise
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Affects:
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self.status - in case of error or fail connection this parameter is set to 0 else 1
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"""
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if server == None:
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raise ValueError, "FTP server should be defined"
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if username == None:
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raise ValueError, "FTP username should be defined"
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if password == None:
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raise ValueError, "FTP password should be defined"
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if remotefolder == None:
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raise ValueError, "FTP remote folder should be defined"
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try:
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ftpClientObj = ftplib.FTP(server)
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except ftplib.all_errors, e:
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print "[FTP Server]: FTP server connection fail: %s" %server
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print "[FTP Server]:", e
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self.status = 0
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return 0
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try:
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ftpClientObj.login(username, password)
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except ftplib.all_errors:
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print "[FTP Server]: FTP username or password are incorrect"
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self.status = 0
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return 0
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if remotefolder == None:
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remotefolder = ftpClientObj.pwd()
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else:
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try:
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ftpClientObj.cwd(remotefolder)
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except ftplib.all_errors:
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print "[FTP Server]: FTP remote folder is invalid: %s" %remotefolder
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remotefolder = ftpClientObj.pwd()
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self.server = server
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self.username = username
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self.password = password
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self.remotefolder = remotefolder
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self.__ftpClientObj = ftpClientObj
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self.status = 1
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return 1
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def close(self):
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"""
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Close connection to remote server
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"""
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if not self.status:
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return 0
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self.__ftpClientObj.close()
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def mkdir(self, remotefolder):
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"""
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mkdir is used to make a new directory in remote server
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Input:
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remotefolder - directory name
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Return:
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0 in error case else 1
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"""
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if not self.status:
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return 0
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try:
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self.__ftpClientObj.mkd(dirname)
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except ftplib.all_errors:
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print "[FTP Server]: Error creating remote folder: %s" %remotefolder
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return 0
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return 1
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def cd(self, remotefolder):
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"""
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cd is used to change remote working directory on server
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Input:
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remotefolder - current working directory
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Affects:
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self.remotefolder
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Return:
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0 in case of error else 1
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"""
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if not self.status:
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return 0
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if remotefolder == self.remotefolder:
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return 1
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try:
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self.__ftpClientObj.cwd(remotefolder)
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except ftplib.all_errors:
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print '[FTP Server]: Error changing to %s' %remotefolder
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print '[FTP Server]: Trying to create remote folder'
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if not self.mkdir(remotefolder):
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print '[FTP Server]: Remote folder could not be created'
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return 0
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try:
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self.__ftpClientObj.cwd(remotefolder)
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except ftplib.all_errors:
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return 0
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self.remotefolder = remotefolder
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return 1
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def sendFile(self, fullfilename):
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if not self.status:
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return 0
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fp = open(fullfilename, 'rb')
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filename = os.path.basename(fullfilename)
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command = "STOR %s" %filename
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try:
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self.__ftpClientObj.storbinary(command, fp)
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except ftplib.all_errors, e:
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print "[FTP Server]:", e
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return 0
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try:
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self.__ftpClientObj.sendcmd('SITE CHMOD 755 ' + filename)
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except ftplib.all_errors, e:
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print "[FTP Server]:", e
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fp.close()
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return 1
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class SSHClient(Remote):
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__sshClientObj = None
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__scpClientObj = None
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def __init__(self, server, username, password, remotefolder, period=60):
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"""
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"""
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Remote.__init__(self, server, username, password, remotefolder, period)
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def open(self, server, username, password, remotefolder, port=22):
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"""
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This method is used to set SSH parameters and establish a connection to a remote server
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Inputs:
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server - remote server IP Address
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username - remote server Username
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password - remote server password
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remotefolder - remote server current working directory
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Return: void
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Affects:
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self.status - in case of error or fail connection this parameter is set to 0 else 1
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"""
|
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import socket
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if server == None:
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raise ValueError, "SSH server should be defined"
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if username == None:
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raise ValueError, "SSH username should be defined"
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if password == None:
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raise ValueError, "SSH password should be defined"
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if remotefolder == None:
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raise ValueError, "SSH remote folder should be defined"
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sshClientObj = paramiko.SSHClient()
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sshClientObj.load_system_host_keys()
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sshClientObj.set_missing_host_key_policy(paramiko.WarningPolicy())
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self.status = 0
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try:
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sshClientObj.connect(server, username=username, password=password, port=port)
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except paramiko.AuthenticationException, e:
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# print "SSH username or password are incorrect: %s"
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print "[SSH Server]:", e
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return 0
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except SSHException, e:
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print "[SSH Server]:", e
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return 0
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|
except socket.error:
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self.status = 0
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print "[SSH Server]:", e
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return 0
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|
|
|
self.status = 1
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|
|
scpClientObj = scp.SCPClient(sshClientObj.get_transport(), socket_timeout=30)
|
|
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|
|
|
if remotefolder == None:
|
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|
remotefolder = self.pwd()
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|
|
|
|
self.server = server
|
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|
self.username = username
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|
self.password = password
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|
self.__sshClientObj = sshClientObj
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|
self.__scpClientObj = scpClientObj
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self.status = 1
|
|
|
|
|
|
if not self.cd(remotefolder):
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|
raise ValueError, "[SSH Server]: Could not access to remote folder: %s" %remotefolder
|
|
|
return 0
|
|
|
|
|
|
self.remotefolder = remotefolder
|
|
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|
|
|
return 1
|
|
|
|
|
|
def close(self):
|
|
|
"""
|
|
|
Close connection to remote server
|
|
|
"""
|
|
|
if not self.status:
|
|
|
return 0
|
|
|
|
|
|
self.__scpClientObj.close()
|
|
|
self.__sshClientObj.close()
|
|
|
|
|
|
def __execute(self, command):
|
|
|
"""
|
|
|
__execute a command on remote server
|
|
|
|
|
|
Input:
|
|
|
command - Exmaple 'ls -l'
|
|
|
|
|
|
Return:
|
|
|
0 in error case else 1
|
|
|
"""
|
|
|
if not self.status:
|
|
|
return 0
|
|
|
|
|
|
stdin, stdout, stderr = self.__sshClientObj.exec_command(command)
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|
|
|
|
|
result = stderr.readlines()
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|
|
if len(result) > 1:
|
|
|
return 0
|
|
|
|
|
|
result = stdout.readlines()
|
|
|
if len(result) > 1:
|
|
|
return result[0][:-1]
|
|
|
|
|
|
return 1
|
|
|
|
|
|
def mkdir(self, remotefolder):
|
|
|
"""
|
|
|
mkdir is used to make a new directory in remote server
|
|
|
|
|
|
Input:
|
|
|
remotefolder - directory name
|
|
|
|
|
|
Return:
|
|
|
0 in error case else 1
|
|
|
"""
|
|
|
|
|
|
command = 'mkdir %s' %remotefolder
|
|
|
|
|
|
return self.__execute(command)
|
|
|
|
|
|
def pwd(self):
|
|
|
|
|
|
command = 'pwd'
|
|
|
|
|
|
return self.__execute(command)
|
|
|
|
|
|
def cd(self, remotefolder):
|
|
|
"""
|
|
|
cd is used to change remote working directory on server
|
|
|
|
|
|
Input:
|
|
|
remotefolder - current working directory
|
|
|
|
|
|
Affects:
|
|
|
self.remotefolder
|
|
|
|
|
|
Return:
|
|
|
0 in case of error else 1
|
|
|
"""
|
|
|
if not self.status:
|
|
|
return 0
|
|
|
|
|
|
if remotefolder == self.remotefolder:
|
|
|
return 1
|
|
|
|
|
|
chk_command = "cd %s; pwd" %remotefolder
|
|
|
mkdir_command = "mkdir %s" %remotefolder
|
|
|
|
|
|
if not self.__execute(chk_command):
|
|
|
if not self.__execute(mkdir_command):
|
|
|
self.remotefolder = None
|
|
|
return 0
|
|
|
|
|
|
self.remotefolder = remotefolder
|
|
|
|
|
|
return 1
|
|
|
|
|
|
def sendFile(self, fullfilename):
|
|
|
|
|
|
if not self.status:
|
|
|
return 0
|
|
|
|
|
|
try:
|
|
|
self.__scpClientObj.put(fullfilename, remote_path=self.remotefolder)
|
|
|
except scp.ScpError, e:
|
|
|
print "[SSH Server]", str(e)
|
|
|
return 0
|
|
|
|
|
|
remotefile = os.path.join(self.remotefolder, os.path.split(fullfilename)[-1])
|
|
|
command = 'chmod 775 %s' %remotefile
|
|
|
|
|
|
return self.__execute(command)
|
|
|
|
|
|
class SendToServer(ProcessingUnit):
|
|
|
|
|
|
def __init__(self, **kwargs):
|
|
|
|
|
|
ProcessingUnit.__init__(self, **kwargs)
|
|
|
|
|
|
self.isConfig = False
|
|
|
self.clientObj = None
|
|
|
|
|
|
def setup(self, server, username, password, remotefolder, localfolder, ext='.png', period=60, protocol='ftp', **kwargs):
|
|
|
|
|
|
self.clientObj = None
|
|
|
self.localfolder = localfolder
|
|
|
self.ext = ext
|
|
|
self.period = period
|
|
|
|
|
|
if str.lower(protocol) == 'ftp':
|
|
|
self.clientObj = FTPClient(server, username, password, remotefolder, period)
|
|
|
|
|
|
if str.lower(protocol) == 'ssh':
|
|
|
self.clientObj = SSHClient(server, username, password, remotefolder, period)
|
|
|
|
|
|
if not self.clientObj:
|
|
|
raise ValueError, "%s has been chosen as remote access protocol but it is not valid" %protocol
|
|
|
|
|
|
self.clientObj.start()
|
|
|
|
|
|
def findFiles(self):
|
|
|
|
|
|
if not type(self.localfolder) == list:
|
|
|
folderList = [self.localfolder]
|
|
|
else:
|
|
|
folderList = self.localfolder
|
|
|
|
|
|
#Remove duplicate items
|
|
|
folderList = list(set(folderList))
|
|
|
|
|
|
fullfilenameList = []
|
|
|
|
|
|
for thisFolder in folderList:
|
|
|
|
|
|
print "[Remote Server]: Searching files on %s" %thisFolder
|
|
|
|
|
|
filenameList = glob.glob1(thisFolder, '*%s' %self.ext)
|
|
|
|
|
|
if len(filenameList) < 1:
|
|
|
continue
|
|
|
|
|
|
for thisFile in filenameList:
|
|
|
fullfilename = os.path.join(thisFolder, thisFile)
|
|
|
|
|
|
if fullfilename in fullfilenameList:
|
|
|
continue
|
|
|
|
|
|
#Only files modified in the last 30 minutes are considered
|
|
|
if os.path.getmtime(fullfilename) < time.time() - 30*60:
|
|
|
continue
|
|
|
|
|
|
fullfilenameList.append(fullfilename)
|
|
|
|
|
|
return fullfilenameList
|
|
|
|
|
|
def run(self, **kwargs):
|
|
|
if not self.isConfig:
|
|
|
self.init = time.time()
|
|
|
self.setup(**kwargs)
|
|
|
self.isConfig = True
|
|
|
|
|
|
if not self.clientObj.is_alive():
|
|
|
print "[Remote Server]: Restarting connection "
|
|
|
self.setup(**kwargs)
|
|
|
|
|
|
if time.time() - self.init >= self.period:
|
|
|
fullfilenameList = self.findFiles()
|
|
|
|
|
|
if self.clientObj.updateFileList(fullfilenameList):
|
|
|
print "[Remote Server]: Sending the next files ", str(fullfilenameList)
|
|
|
self.init = time.time()
|
|
|
|
|
|
def close(self):
|
|
|
print "[Remote Server] Stopping thread"
|
|
|
self.clientObj.stop()
|
|
|
|
|
|
|
|
|
class FTP(object):
|
|
|
"""
|
|
|
Ftp is a public class used to define custom File Transfer Protocol from "ftplib" python module
|
|
|
|
|
|
Non-standard Python modules used: None
|
|
|
|
|
|
Written by "Daniel Suarez":mailto:daniel.suarez@jro.igp.gob.pe Oct. 26, 2010
|
|
|
"""
|
|
|
|
|
|
def __init__(self,server = None, username=None, password=None, remotefolder=None):
|
|
|
"""
|
|
|
This method is used to setting parameters for FTP and establishing connection to remote server
|
|
|
|
|
|
Inputs:
|
|
|
server - remote server IP Address
|
|
|
|
|
|
username - remote server Username
|
|
|
|
|
|
password - remote server password
|
|
|
|
|
|
remotefolder - remote server current working directory
|
|
|
|
|
|
Return: void
|
|
|
|
|
|
Affects:
|
|
|
self.status - in Error Case or Connection Failed this parameter is set to 1 else 0
|
|
|
|
|
|
self.folderList - sub-folder list of remote folder
|
|
|
|
|
|
self.fileList - file list of remote folder
|
|
|
|
|
|
|
|
|
"""
|
|
|
|
|
|
if ((server == None) and (username==None) and (password==None) and (remotefolder==None)):
|
|
|
server, username, password, remotefolder = self.parmsByDefault()
|
|
|
|
|
|
self.server = server
|
|
|
self.username = username
|
|
|
self.password = password
|
|
|
self.remotefolder = remotefolder
|
|
|
self.file = None
|
|
|
self.ftp = None
|
|
|
self.status = 0
|
|
|
|
|
|
try:
|
|
|
self.ftp = ftplib.FTP(self.server)
|
|
|
self.ftp.login(self.username,self.password)
|
|
|
self.ftp.cwd(self.remotefolder)
|
|
|
# print 'Connect to FTP Server: Successfully'
|
|
|
|
|
|
except ftplib.all_errors:
|
|
|
print 'Error FTP Service'
|
|
|
self.status = 1
|
|
|
return
|
|
|
|
|
|
|
|
|
|
|
|
self.dirList = []
|
|
|
|
|
|
try:
|
|
|
self.dirList = self.ftp.nlst()
|
|
|
|
|
|
except ftplib.error_perm, resp:
|
|
|
if str(resp) == "550 No files found":
|
|
|
print "no files in this directory"
|
|
|
self.status = 1
|
|
|
return
|
|
|
|
|
|
except ftplib.all_errors:
|
|
|
print 'Error Displaying Dir-Files'
|
|
|
self.status = 1
|
|
|
return
|
|
|
|
|
|
self.fileList = []
|
|
|
self.folderList = []
|
|
|
#only for test
|
|
|
for f in self.dirList:
|
|
|
name, ext = os.path.splitext(f)
|
|
|
if ext != '':
|
|
|
self.fileList.append(f)
|
|
|
# print 'filename: %s - size: %d'%(f,self.ftp.size(f))
|
|
|
|
|
|
def parmsByDefault(self):
|
|
|
server = 'jro-app.igp.gob.pe'
|
|
|
username = 'wmaster'
|
|
|
password = 'mst2010vhf'
|
|
|
remotefolder = '/home/wmaster/graficos'
|
|
|
|
|
|
return server, username, password, remotefolder
|
|
|
|
|
|
|
|
|
def mkd(self,dirname):
|
|
|
"""
|
|
|
mkd is used to make directory in remote server
|
|
|
|
|
|
Input:
|
|
|
dirname - directory name
|
|
|
|
|
|
Return:
|
|
|
1 in error case else 0
|
|
|
"""
|
|
|
try:
|
|
|
self.ftp.mkd(dirname)
|
|
|
except:
|
|
|
print 'Error creating remote folder:%s'%dirname
|
|
|
return 1
|
|
|
|
|
|
return 0
|
|
|
|
|
|
|
|
|
def delete(self,filename):
|
|
|
"""
|
|
|
delete is used to delete file in current working directory of remote server
|
|
|
|
|
|
Input:
|
|
|
filename - filename to delete in remote folder
|
|
|
|
|
|
Return:
|
|
|
1 in error case else 0
|
|
|
"""
|
|
|
|
|
|
try:
|
|
|
self.ftp.delete(filename)
|
|
|
except:
|
|
|
print 'Error deleting remote file:%s'%filename
|
|
|
return 1
|
|
|
|
|
|
return 0
|
|
|
|
|
|
def download(self,filename,localfolder):
|
|
|
"""
|
|
|
download is used to downloading file from remote folder into local folder
|
|
|
|
|
|
Inputs:
|
|
|
filename - filename to donwload
|
|
|
|
|
|
localfolder - directory local to store filename
|
|
|
|
|
|
Returns:
|
|
|
self.status - 1 in error case else 0
|
|
|
"""
|
|
|
|
|
|
self.status = 0
|
|
|
|
|
|
|
|
|
if not(filename in self.fileList):
|
|
|
print 'filename:%s not exists'%filename
|
|
|
self.status = 1
|
|
|
return self.status
|
|
|
|
|
|
newfilename = os.path.join(localfolder,filename)
|
|
|
|
|
|
self.file = open(newfilename, 'wb')
|
|
|
|
|
|
try:
|
|
|
print 'Download: ' + filename
|
|
|
self.ftp.retrbinary('RETR ' + filename, self.__handleDownload)
|
|
|
print 'Download Complete'
|
|
|
except ftplib.all_errors:
|
|
|
print 'Error Downloading ' + filename
|
|
|
self.status = 1
|
|
|
return self.status
|
|
|
|
|
|
self.file.close()
|
|
|
|
|
|
return self.status
|
|
|
|
|
|
|
|
|
def __handleDownload(self,block):
|
|
|
"""
|
|
|
__handleDownload is used to handle writing file
|
|
|
"""
|
|
|
self.file.write(block)
|
|
|
|
|
|
|
|
|
def upload(self,filename,remotefolder=None):
|
|
|
"""
|
|
|
upload is used to uploading local file to remote directory
|
|
|
|
|
|
Inputs:
|
|
|
filename - full path name of local file to store in remote directory
|
|
|
|
|
|
remotefolder - remote directory
|
|
|
|
|
|
Returns:
|
|
|
self.status - 1 in error case else 0
|
|
|
"""
|
|
|
|
|
|
if remotefolder == None:
|
|
|
remotefolder = self.remotefolder
|
|
|
|
|
|
self.status = 0
|
|
|
|
|
|
try:
|
|
|
self.ftp.cwd(remotefolder)
|
|
|
|
|
|
self.file = open(filename, 'rb')
|
|
|
|
|
|
(head, tail) = os.path.split(filename)
|
|
|
|
|
|
command = "STOR " + tail
|
|
|
|
|
|
print 'Uploading: ' + tail
|
|
|
self.ftp.storbinary(command, self.file)
|
|
|
print 'Upload Completed'
|
|
|
|
|
|
except ftplib.all_errors:
|
|
|
print 'Error Uploading ' + tail
|
|
|
self.status = 1
|
|
|
return self.status
|
|
|
|
|
|
self.file.close()
|
|
|
|
|
|
#back to initial directory in __init__()
|
|
|
self.ftp.cwd(self.remotefolder)
|
|
|
|
|
|
return self.status
|
|
|
|
|
|
|
|
|
def dir(self,remotefolder):
|
|
|
"""
|
|
|
dir is used to change working directory of remote server and get folder and file list
|
|
|
|
|
|
Input:
|
|
|
remotefolder - current working directory
|
|
|
|
|
|
Affects:
|
|
|
self.fileList - file list of working directory
|
|
|
|
|
|
Return:
|
|
|
infoList - list with filenames and size of file in bytes
|
|
|
|
|
|
self.folderList - folder list
|
|
|
"""
|
|
|
|
|
|
self.remotefolder = remotefolder
|
|
|
print 'Change to ' + self.remotefolder
|
|
|
try:
|
|
|
self.ftp.cwd(remotefolder)
|
|
|
except ftplib.all_errors:
|
|
|
print 'Error Change to ' + self.remotefolder
|
|
|
infoList = None
|
|
|
self.folderList = None
|
|
|
return infoList,self.folderList
|
|
|
|
|
|
self.dirList = []
|
|
|
|
|
|
try:
|
|
|
self.dirList = self.ftp.nlst()
|
|
|
|
|
|
except ftplib.error_perm, resp:
|
|
|
if str(resp) == "550 No files found":
|
|
|
print "no files in this directory"
|
|
|
infoList = None
|
|
|
self.folderList = None
|
|
|
return infoList,self.folderList
|
|
|
except ftplib.all_errors:
|
|
|
print 'Error Displaying Dir-Files'
|
|
|
infoList = None
|
|
|
self.folderList = None
|
|
|
return infoList,self.folderList
|
|
|
|
|
|
infoList = []
|
|
|
self.fileList = []
|
|
|
self.folderList = []
|
|
|
for f in self.dirList:
|
|
|
name,ext = os.path.splitext(f)
|
|
|
if ext != '':
|
|
|
self.fileList.append(f)
|
|
|
value = (f,self.ftp.size(f))
|
|
|
infoList.append(value)
|
|
|
|
|
|
if ext == '':
|
|
|
self.folderList.append(f)
|
|
|
|
|
|
return infoList,self.folderList
|
|
|
|
|
|
|
|
|
def close(self):
|
|
|
"""
|
|
|
close is used to close and end FTP connection
|
|
|
|
|
|
Inputs: None
|
|
|
|
|
|
Return: void
|
|
|
|
|
|
"""
|
|
|
self.ftp.close()
|
|
|
|
|
|
class SendByFTP(Operation):
|
|
|
|
|
|
def __init__(self, **kwargs):
|
|
|
Operation.__init__(self, **kwargs)
|
|
|
self.status = 1
|
|
|
self.counter = 0
|
|
|
|
|
|
def error_print(self, ValueError):
|
|
|
|
|
|
print ValueError, 'Error FTP'
|
|
|
print "don't worry the program is running..."
|
|
|
|
|
|
def worker_ftp(self, server, username, password, remotefolder, filenameList):
|
|
|
|
|
|
self.ftpClientObj = FTP(server, username, password, remotefolder)
|
|
|
for filename in filenameList:
|
|
|
self.ftpClientObj.upload(filename)
|
|
|
self.ftpClientObj.close()
|
|
|
|
|
|
def ftp_thread(self, server, username, password, remotefolder):
|
|
|
if not(self.status):
|
|
|
return
|
|
|
|
|
|
import multiprocessing
|
|
|
|
|
|
p = multiprocessing.Process(target=self.worker_ftp, args=(server, username, password, remotefolder, self.filenameList,))
|
|
|
p.start()
|
|
|
|
|
|
p.join(3)
|
|
|
|
|
|
if p.is_alive():
|
|
|
p.terminate()
|
|
|
p.join()
|
|
|
print 'killing ftp process...'
|
|
|
self.status = 0
|
|
|
return
|
|
|
|
|
|
self.status = 1
|
|
|
return
|
|
|
|
|
|
def filterByExt(self, ext, localfolder):
|
|
|
fnameList = glob.glob1(localfolder,ext)
|
|
|
self.filenameList = [os.path.join(localfolder,x) for x in fnameList]
|
|
|
|
|
|
if len(self.filenameList) == 0:
|
|
|
self.status = 0
|
|
|
|
|
|
def run(self, dataOut, ext, localfolder, remotefolder, server, username, password, period=1):
|
|
|
|
|
|
self.counter += 1
|
|
|
if self.counter >= period:
|
|
|
self.filterByExt(ext, localfolder)
|
|
|
|
|
|
self.ftp_thread(server, username, password, remotefolder)
|
|
|
|
|
|
self.counter = 0
|
|
|
|
|
|
self.status = 1
|
|
|
|
