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@tawateer
tawateer / disk_table_and_fs.sh
Last active December 7, 2016 04:20
对大硬盘分区和创建文件系统
#!/bin/bash
disk="sda sdb sdc"
for i in $disk
do
j="/dev/${i}"
@tawateer
tawateer / iptables.sh
Last active December 8, 2016 04:19
NAT 上控制访问外网的防火墙规则
#!/bin/bash
# 有两种权限:
# 1. 允许访问外网 WEB 端口(80, 443, 8080), 把 IP 加到 wl_web_ip 即可.
# 2. 允许访问外网所有流量, 基于 wl_all_ip, 把 IP 加到 wl_all_ip 即可.
iptables -F FORWARD
iptables -F BLOCK
iptables -F MON
@tawateer
tawateer / mysql_util.py
Last active December 13, 2016 03:30
Mysql util
#!/bin/env python
# -*- coding: utf-8 -*-
import sys
import MySQLdb
class MysqlConn(object):
def __init__(self, host, port, user, passwd, db=None):
@tawateer
tawateer / http_base_for_openfalcon.py
Created December 13, 2016 03:31
http montior base for openfalcon
#!/bin/env python
# -*- coding: utf-8 -*-
import os
import re
import time
import json
from urllib import urlencode
from io import BytesIO
@tawateer
tawateer / iftop.py
Last active December 13, 2016 04:05 — forked from zhouqiang-cl/iftop.py
在机器上抓取到另一个网段的出入流量，基于 iftop，输出是 open-falcon 的数据收集格式。
#!/usr/bin/python
# -*- coding: utf-8 -*-
"""
@author: [email protected]
@date: 2016-12-12
抓取机器到另外一个机房的出入流量,并格式化输出. 包括到另外机房的每个ip的流量。
iftop 要使用较高的版本. centos 中建议 1.0pre4 以上.
"""
import subprocess
import socket
@tawateer
tawateer / 0_pw_hash.rb
Created December 14, 2016 04:23 — forked from pschyska/0_pw_hash.rb
PW hashing with puppet parser function
# lib/puppet/parser/functions/pw_hash.rb
module Puppet::Parser::Functions
newfunction(:pw_hash, type: :rvalue) do |args|
raise Puppet::ParseError, "pw_hash takes exactly two arguments, #{args.length} provided" if args.length != 2
# SHA512 ($6), default number of rounds (5000)
# rounds could be specified by prepending rounds=<n>$ parameter before the salt, i.e.
# args[0].crypt("$6$rounds=50000$#{args[1]}")
args[0].crypt("$6$#{args[1]}")
end
@tawateer
tawateer / filter_log.sh
Created December 20, 2016 16:11
过滤系统日志
#!/bin/bash
key_word="USB|usb|eth1|CPU|time|softirq|CD-ROM|IPMI|ipmi|tcpdump|flooding|debugging|ffffffff|UDP|cf_|wzp"
if [ -f "/var/log/message" ];then
log_time=`date -r /var/log/message +%s`
real_time=`date +%s`
diff_time=`expr $real_time - $log_time`
if [ $diff_time -lt 60 ];then
@tawateer
tawateer / cmdtimeout.go
Created June 16, 2017 10:39 — forked from scottcagno/cmdtimeout.go
Golang exec.Command Timeout Wrapper
package main
import (
"bytes"
"fmt"
"os/exec"
"time"
)
func run(timeout int, command string, args ...string) string {
@tawateer
tawateer / gist:9f4d653cde49fe05e1b75ff287658006
Last active June 19, 2017 06:21 — forked from maoy/gist:4032989
Install MegaCLI
#!/usr/bin/env sh
### Download and install megaraidcli for Ubuntu;
FILE="megacli_8.07.14.orig.tar.gz"
LINK="http://hwraid.le-vert.net/ubuntu/sources/$FILE"
wget $LINK -O /tmp/$FILE
cd /tmp
@tawateer
tawateer / gen_etcd_cert.sh
Created November 30, 2017 07:02
生成 etcd 证书
#!/bin/bash
cfssl gencert -initca ca-csr.json | cfssljson -bare ca -
cfssl gencert -ca=ca.pem -ca-key=ca-key.pem -config=ca-config.json -profile=server server.json | cfssljson -bare server
cfssl gencert -ca=ca.pem -ca-key=ca-key.pem -config=ca-config.json -profile=peer member.json | cfssljson -bare member