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from Crypto.Cipher import AES | |
from Crypto import Random | |
BS = 16 | |
pad = lambda s: s + (BS - len(s) % BS) * chr(BS - len(s) % BS) | |
unpad = lambda s : s[0:-ord(s[-1])] | |
class AESCipher: | |
def __init__( self, key ): | |
""" |
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""" | |
An XPUB/XSUB broker that forwards subscriptions | |
""" | |
import os | |
import string | |
import sys | |
import time | |
from random import randint | |
from threading import Thread |
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$ vi /etc/sysctl.conf | |
# 系统所有进程一共可以打开的文件数量, 每个套接字也占用一个文件描述字 | |
fs.file-max = 1491124 | |
# 系统同时保持TIME_WAIT套接字的最大数目,http 短链接会产生很多 TIME_WAIT 套接字。 | |
net.ipv4.tcp_max_tw_buckets = 7000 | |
# 关闭 tcp 来源跟踪 | |
net.ipv4.conf.default.accept_source_route = 0 | |
# 缩短套接字处于 TIME_WAIT 的时间, 60s -> 30s | |
net.ipv4.tcp_fin_timeout = 30 | |
# 启用 TIME_WAIT 复用,使得结束 TIEM_WAIT 状态的套接字的端口可以立刻被其他套接字使用。 |
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#!/usr/bin/env python | |
""" | |
How to use it: | |
1. Just `kill -2 PROCESS_ID` or `kill -15 PROCESS_ID` , The Tornado Web Server Will shutdown after process all the request. | |
2. When you run it behind Nginx, it can graceful reboot your production server. | |
3. Nice Print in http://weibo.com/1682780325/zgkb7g8k7 | |
""" |
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import json | |
import socket | |
s = socket.create_connection(("127.0.0.1", 5090)) | |
s.sendall(json.dumps(({"id": 1, "method": "Hello.Hello", "params": ["hello"]}))) | |
print s.recv(4096) |