def sync_file(groupname, filename, HOST, PORT):
blocksize = settings.BLOCKSIZE
s = socket (AF_INET, SOCK_STREAM)
tryCount = 0
debugLog("TRYING TO CONNECT")
while tryCount < settings.TRY_COUNT:
try:
s.connect((HOST, PORT))
debugLog("OK")
break
except:
debugLog("FAILED")
tryCount += 1
time.sleep(0.1)
if tryCount > 9:
return
debugLog("CONNECTED")
fr = open(filename, "rb")
#sending bllocksize
s.send (str(blocksize))
s.recv(1)
while 1:
# read file
filecontent = fr.read(blocksize)
# sending data
s.send(filecontent)
s.recv(1)
if len(filecontent) < blocksize:
break
fr.close()
s.close()
logActivity(groupname, "addFile", filename, "remote")
def sync_receiver(groupname, fileName, HOST, PORT):
s = socket(AF_INET, SOCK_STREAM)
s.setsockopt(SOL_SOCKET, SO_REUSEADDR, 1)
s.bind((HOST, PORT))
s.listen(1)
try:
conn, addr = s.accept()
debugLog("CONNECTION OPENED")
# file writer -> creates file with name <fileName> and sets it writable
fw = file(fileName, "wb")
# receiving blocksize
blocksize = int (conn.recv(32))
conn.send("1")
# file content puffer
filecontent = ''
# receiving data
debugLog("receiving file content..")
while 1:
data = conn.recv(blocksize)
conn.send("1")
debugLog(data)
filecontent += data
if len(data) < blocksize:
break
debugLog("done")
# writing data to file
fw.write(filecontent)
conn.close()
fw.close()
finally:
s.close()
logActivity(groupname, "addFile", fileName, "local")