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Sandeep Srinivasa sandys

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sandys / server.R
Created November 30, 2015 20:01 — forked from MattSandy/server.R
Creates a websocket based JSON server
#Connect to this using websockets on port 9454
#Send in the format of {"data":[1,2,3]}
#The ppp returns the standard deviation of the sent array
library(jsonlite)
library(httpuv)
#server
app <- list(
onWSOpen = function(ws) {
ws$onMessage(function(binary, message) {
write(message, file = "log.txt",append = TRUE, sep = "\n")
@sandys
sandys / install_rserve.sh
Created November 13, 2015 19:36
rserve
sudo dnf install cairo-devel
install.packages("Rserve")
install.packages("Cairo")
install.packages("MASS")
install.packages("stringr")
install.packages("ggplot2")
@sandys
sandys / memory_check.py
Last active November 17, 2015 10:40
installing scikit on Linux (Fedora 23)
>>> import os, psutil
>>> psutil.Process(os.getpid()).get_memory_info().rss / 1e6
20.324352
>>> %time import numpy
CPU times: user 1.95 s, sys: 1.3 s, total: 3.25 s
Wall time: 530 ms
>>> psutil.Process(os.getpid()).get_memory_info().rss / 1e6
349.507584
@sandys
sandys / fastcgi_params
Created September 16, 2015 12:57
fastcgi params for wordpress on debian 8 with php5-fpm
#These two lines were missing from my /etc/nginx/fastcgi_params, make sure they are there!
fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
fastcgi_param PATH_INFO $fastcgi_script_name;
@sandys
sandys / innobackupex.sh
Last active September 16, 2015 14:43
innobackup working
#source
innobackupex --user=root --password=root /www/DB-BACKUP
#destination
scp root@server:/www/DB-BACKUP /tmp
innobackupex --apply-log --ibbackup=xtrabackup /tmp/DB-BACKUP/2015-09-16_12-05-39/
innobackupex --copy-back /tmp/DB-BACKUP/2015-09-16_12-05-39/
rm /var/lib/mysql-new/ib_logfile1
rm /var/lib/mysql-new/ib_logfile0
@sandys
sandys / wordpress_nginx_apache_subdirectory_wpadmin.sh
Created August 18, 2015 17:06
Wordpress: nginx proxying to apache2. Wordpress installed in a subdirectory. All wp-admin and wp-login links working
# in wp-config.php
define('WP_HOME', 'http://' . $_SERVER['HTTP_HOST'] . '/recipedia');
define('WP_SITEURL', 'http://' . $_SERVER['HTTP_HOST'] . '/recipedia');
$_SERVER['REQUEST_URI'] = '/recipedia' . $_SERVER['REQUEST_URI'];
#in nginx config
location /recipedia/ {
proxy_pass http://127.0.0.1:85/;
@sandys
sandys / get_size_count_human.sh
Created August 8, 2015 22:49
get size and count of a s3 bucket in human readable form
aws s3api --profile redcarpetup_media list-objects --bucket media.chefatlarge.in --output json --query "[sum(Contents[].Size), length(Contents[])]" | awk 'NR!=2 {print $0;next} NR==2 {print $0/1024/1024/1024" GB"}'
@sandys
sandys / cleaning_malware_wordpress.md
Created July 14, 2015 22:54
cleaning malware from wordpress

Look for any outbound port 80 connections with:

lsof -i :80

You will see your own apache server in that list too, but keep an eye for other stuff.

usually, attacks like this are very obvious in the output of:

ps faux

@sandys
sandys / pyside_on_linux.sh
Last active August 29, 2015 14:23
install pyside on linux
sudo apt-get install build-essential libreadline-dev libssl-dev zlib1g-dev libxml2-dev libxslt-dev git libpq-dev libmysqlclient-dev libpq-dev nodejs libcurl4-openssl-dev libffi-dev imagemagick libjpeg-progs pngcrush cmake qt4-qmake libqt4-dev sni-qt
wget https://www.python.org/ftp/python/2.7.8/Python-2.7.8.tgz
tar zxvof Python-2.7.8.tgz
cd Python-2.7.8
./configure --prefix=$PWD/release --enable-shared --enable-unicode=ucs2 LDFLAGS=-Wl,-rpath=$PWD/release/lib
make
make install
#your new python is in Python-2.7.8/release/bin/python
@sandys
sandys / demo.md
Created March 26, 2015 11:58
demo