Added Shared libraries

This commit is contained in:
PhilipTrauner 2015-10-25 17:58:00 +01:00
parent d9895ec3f9
commit 0d7cfa4bee
3 changed files with 121 additions and 0 deletions

4
Shared/DataTypes.py Normal file
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str = b"s"
json = b"j"
bin = b"b"
other = b"o"

58
Shared/ESock.py Normal file
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import json
import socket
import struct
import time
import DataTypes
class ESock:
def __init__(self, sock):
self._sock = sock
def __getattr__(self, attr):
if attr == "recv":
return self.recv
elif attr == "send":
return self.send
return getattr(self._sock, attr)
def recv(self):
raw_metadata = self._sock.recv(8)
if raw_metadata == b"":
self._sock.close()
raise socket.error("Connection closed")
metadata = struct.unpack("cI", raw_metadata)
data_type = metadata[0]
data_length = metadata[1]
data = b''
bufsize = 4096
while len(data) < data_length:
if len(data) + bufsize <= data_length:
packet = self._sock.recv(bufsize)
else:
packet = self._sock.recv(data_length % bufsize)
if not packet:
return None
data += packet
if data_type == DataTypes.str:
data = data.decode()
elif data_type == DataTypes.json:
data = json.loads(data.decode())
return data, data_type
def send(self, data):
data_type = type(data)
if data_type is str:
data = data.encode()
self.sendall(struct.pack("cI", DataTypes.str, len(data)) + data)
elif data_type is dict or data_type is list:
data = json.dumps(data).encode()
self.sendall(struct.pack("cI", DataTypes.json, len(data)) + data)
elif data_type is bytes:
self.sendall(struct.pack("cI", DataTypes.bin, len(data)) + data)
else:
self.sendall(struct.pack("cI", DataTypes.other, len(data)) + data)
def __eq__(self, other):
return self.__dict == other.__dict__

59
Shared/Logging.py Normal file
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import time
import inspect
"""
HEADER = '\033[95m' Magenta
OKBLUE = '\033[94m' Blue
OKGREEN = '\033[92m' Green
WARNING = '\033[93m' Yellow
FAIL = '\033[91m' Red
ENDC = '\033[0m'
BOLD = '\033[1m'
"""
# If the stack becomes too complex to figure out a caller we go through and assume the first valid module is the caller.
# This works reasonably well but isn't 100% accurate and will only happen if the caller is a thread.
def print_out(message, color):
stack = inspect.stack()
# Interestingly the if statement below is not executed when excepting KeyboardInterrupts. Weird.
# To prevent a crash we assume the module's name is 'Unknown'
module = "Unknown"
if inspect.getmodule(stack[2][0]) == None:
for i in stack[2:]:
if inspect.getmodule(i[0]) != None:
module = inspect.getmodule(i[0]).__name__
else:
module = inspect.getmodule(stack[2][0]).__name__
print("[%s] %s: %s%s\033[0m" % (time.strftime("%x %H:%M:%S"), module, color, message))
def info(message):
print_out(message, '')
def header(message):
print_out(message, '\033[95m')
def warning(message):
print_out(message, '\033[93m')
def error(message):
print_out(message, '\033[91m')
def success(message, color="green"):
if color == "green":
print_out(message, '\033[92m')
elif color == "blue":
print_out(message, '\033[94m')
def bold(message):
print_out(message, '\033[1m')
def underline(message):
print_out(message, '\033[1m')