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Pavel Zhovner zhovner

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@zhovner
zhovner / openssl.sh
Last active December 11, 2015 16:08
OpenSSL exampels
# Расшифровать ключ
openssl rsa –in enc.key -out dec.key
# Сравнить фингерпринты
openssl rsa -noout -modulus -in /rsa.key
openssl x509 -noout -modulus -in /crt.crt
# Вся инфа о сертификате
openssl x509 -in /cert.pem -noout -text
@zhovner
zhovner / netknife.py
Last active December 11, 2015 20:58
Python network
# Validate IP address
import socket
def valid_ip(ipaddress):
try:
socket.inet_aton(ipaddress)
return True
except:
return False
@zhovner
zhovner / hdparm.sh
Created February 1, 2013 19:25
Disk write speed
# test disk write speed
dd if=/dev/zero of=/tmp/output.img bs=8k count=256k
@zhovner
zhovner / etckeeper.sh
Created February 5, 2013 18:02
etckeeper setup with bitbucket repo
# После установки etckeeper
/etc/etckeeper/etckeeper.conf VCS="git"
etckeeper init && etckeeper commit
# ------
git config --global user.name "My Machine"
git config --global user.email "etckeeper@my.machine"
export LANG=en_US.UTF-8
export LC_CTYPE=en_US.UTF-8
if [ ! "$TMUX" ]; then
tmux attach
fi
@zhovner
zhovner / whois-change.sh
Created June 22, 2013 23:13
Monitoring whois changes for one domain
#!/bin/bash
#
# Run this script once per day
#
DOMAIN="ZHOVNER.COM"
if [ ! -f /tmp/$DOMAIN.old.whois.txt ]; then
# Simple python mailer
# How to use: mailer('subject', 'mail@address', bodyvar)
from subprocess import *
def mailer(MailerSubject, RecipientAddress, MailBody):
readBody = Popen(["/bin/echo", MailBody], stdout=PIPE)
mail = Popen(["/usr/bin/mail", "-s", MailerSubject, RecipientAddress], stdin=readBody.stdout, stdout=PIPE)
output = mail.communicate()[0]
@zhovner
zhovner / SublimeTerm.terminal
Created July 28, 2013 20:45
SublimeText theme for Terminal.app
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>ANSIBrightBlackColor</key>
<data>
YnBsaXN0MDDUAQIDBAUGFRZYJHZlcnNpb25YJG9iamVjdHNZJGFyY2hpdmVyVCR0b3AS
AAGGoKMHCA9VJG51bGzTCQoLDA0OVU5TUkdCXE5TQ29sb3JTcGFjZVYkY2xhc3NPECcw
LjQ1ODgyMzU2MTcgMC40NDMxMzcyODgxIDAuMzY4NjI3NDU4OAAQAoAC0hAREhNaJGNs
YXNzbmFtZVgkY2xhc3Nlc1dOU0NvbG9yohIUWE5TT2JqZWN0XxAPTlNLZXllZEFyY2hp
set-option -g prefix `
set -g base-index 1
# send `
bind-key a send-prefix
# start window index of 1 instead of 0
set-option -g base-index 1
# Start panes at 1 instead of 0. tmux 1.6 only
set const
set historylog
set nohelp
set nowrap
set suspend
set undo
include "/usr/share/nano/nanorc.nanorc"
include "/usr/share/nano/c.nanorc"
include "/usr/share/nano/css.nanorc"
include "/usr/share/nano/debian.nanorc"