hgdeoro’s gists

hgdeoro / free_memory_example.py

Created June 8, 2011 04:08

Ejemplo: imprimir memoria libre

	from arduino_proxy.proxy import ArduinoProxy

	proxy = ArduinoProxy('/dev/ttyACM0')
	print "Memoria libre:", proxy.getFreeMemory()

hgdeoro / libvirt_xml_bus_device.xml

Created July 1, 2011 16:21

USB+KVM using bus+device

	<hostdev mode='subsystem' type='usb' managed='no'>
	<source>
	<address bus='2' device='4'/>
	</source>
	</hostdev>

hgdeoro / libvirt_xml_vendor_product.xml

Created July 1, 2011 16:26

USB+KVM using vendor id + product id

	<hostdev mode='subsystem' type='usb' managed='no'>
	<source>
	<vendor id='0x0930'/>
	<product id='0x6545'/>
	</source>
	</hostdev>

hgdeoro / JvmCrasher.java

Created August 2, 2011 12:35

Simple java class to crash the JVM (works with Sun/Oracle JVM)

	import java.io.IOException;
	import java.net.ServerSocket;

	import sun.dc.pr.PathDasher;

	public class JvmCrasher {

	public static void log(String msg) {
	try {
	Runtime.getRuntime().exec(new String[] { "/usr/bin/logger", "-t", "TestCaidaJvm", msg }).waitFor();

hgdeoro / forward_apache.py

Created August 20, 2011 15:46

TCP forwarder to Apache on localhost

	import eventlet

	def closed_callback():
	print "called back"

	def forward(source, dest, cb = lambda: None):
	while True:
	d = source.recv(8096)
	if d == '':
	cb()

hgdeoro / ThreadStress.java

Created August 25, 2011 21:24

ThreadStress

	public class ThreadStress {

	public static class SomeRunnable implements Runnable {

	public long num = 0;
	long time;

	public SomeRunnable(int time) {
	this.time = time;
	}

hgdeoro / munin-node

Created September 7, 2011 18:03

Ejemplo de /etc/init.d/munin-node para CentOS 5.6

	#!/bin/sh
	#
	# munin-node Start de Munin node
	#
	# chkconfig: 2345 55 25
	# description: Starts and stops the Munin node daemon
	#

	source /opt/munin/munin-node-settings
	# +-> export PERL5LIB=/opt/perl-munin/lib/perl5/5.8.8:/opt/perl-munin/lib/perl5/site_perl/5.8.8:/opt/munin/usr/lib/perl5/site_perl/5.8.8

hgdeoro / exim.conf

Created September 7, 2011 20:13

Config. de Exim para NO realizar envios SMTP y guardar todos los emails recibidos

	primary_hostname = some.name.example.com

	acl_smtp_rcpt = acl_check_rcpt
	acl_smtp_data = acl_check_data

	never_users = root

	# host_lookup = *

	# rfc1413_hosts = *

hgdeoro / munin_squid_fd.p

Created September 15, 2011 20:09

Munin plugin for monitoring Squid use of file descriptors

	#!/usr/bin/python

	import os
	import re
	import sys

	from subprocess import Popen, PIPE

	def main():
	output = Popen(["squidclient", "mgr:info"], stdout=PIPE).communicate()[0]

hgdeoro / conversor_fastq_a_fasta.py

Created October 21, 2011 23:49

Conversor de FASTQ a FASTA

	#
	# Primero le decimos a Python (el lenguaje de programacion) que queremos usar 'SeqIO',
	# que es un modulo de Biopython.
	#

	from Bio import SeqIO

	#
	# El modulo 'SeqIO' posee muchas funciones, una de ellas es convert(), usada para
	# convertir un archivo de un formato a otro. La funcion devuelve la cantidad de registros

Horacio G. de Oro hgdeoro