Laurent Dumont LaurentDumont

Always interested in new technologies and how the Internet changes the world around us.

LaurentDumont / Extend disk vmware Ubuntu 20.04

Created September 15, 2024 15:45

	# Resize the disk in Vmware potato

	# Confirm that the OS sees the new size

	root@docker01:~# echo 1 > /sys/class/block/sda/device/rescan
	root@docker01:~# lsblk
	NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
	loop0 7:0 0 64M 1 loop /snap/core20/2318
	loop1 7:1 0 91.9M 1 loop /snap/lxd/29619
	loop3 7:3 0 91.9M 1 loop /snap/lxd/24061

LaurentDumont / gist:202cfe71bbe56b08cf6fe1a9805fd979

Last active April 18, 2021 20:28

blocking_fastapi.py

	from fastapi import FastAPI, Request, BackgroundTasks, Depends
	from fastapi.responses import JSONResponse
	from fastapi.staticfiles import StaticFiles
	from fastapi.templating import Jinja2Templates

	import re
	from bs4 import BeautifulSoup
	import requests

	templates = Jinja2Templates(directory="./templates")

LaurentDumont / gist:9559ceabefb986756b75738d969afdba

Created May 1, 2019 03:28

Simpy scapy DHCP Discover packet.

	from scapy.layers.inet import IP, TCP, Ether, UDP
	from scapy.layers.dhcp import BOOTP, DHCP
	from scapy.all import send, sendp, RandMAC

	#discover = Ether(dst='ff:ff:ff:ff:ff:ff', src='DE:EA:DE:C0:FF:EE', type=0x0800)/IP(src='0.0.0.0', dst='255.255.255.255' )/UDP(dport=67,sport=68)/BOOTP(op=1,chaddr='DE:EA:DE:C0:FF:EE')/DHCP(options=[('message-type','discover'), ('end')])
	#send(discover,iface="wlp3s0")


	src_mac = str(RandMAC())
	ethernet = Ether(dst='ff:ff:ff:ff:ff:ff', src=src_mac, type=0x800)

LaurentDumont / rules-both.iptables

Created March 26, 2019 23:38 — forked from jirutka/rules-both.iptables

Basic iptables template for ordinary servers (both IPv4 and IPv6)

	###############################################################################
	# The MIT License
	#
	# Copyright 2012-2014 Jakub Jirutka <jakub@jirutka.cz>.
	#
	# Permission is hereby granted, free of charge, to any person obtaining a copy
	# of this software and associated documentation files (the "Software"), to deal
	# in the Software without restriction, including without limitation the rights
	# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	# copies of the Software, and to permit persons to whom the Software is

LaurentDumont / nova-compute-logs

Created March 10, 2019 21:03

	2019-03-10 20:32:00.961 4967 INFO os_vif [-] Loaded VIF plugins: ovs, linux_bridge, noop
	2019-03-10 20:49:35.697 15208 DEBUG os_vif [-] Loaded VIF plugin class '<class 'vif_plug_ovs.ovs.OvsPlugin'>' with name 'ovs' initialize /usr/lib/python2.7/site-packages/os_vif/__init__.py:46
	2019-03-10 20:49:35.698 15208 DEBUG os_vif [-] Loaded VIF plugin class '<class 'vif_plug_linux_bridge.linux_bridge.LinuxBridgePlugin'>' with name 'linux_bridge' initialize /usr/lib/python2.7/site-packages/os_vif/__init__.py:46
	2019-03-10 20:49:35.698 15208 DEBUG os_vif [-] Loaded VIF plugin class '<class 'vif_plug_noop.noop.NoOpPlugin'>' with name 'noop' initialize /usr/lib/python2.7/site-packages/os_vif/__init__.py:46
	2019-03-10 20:49:35.698 15208 INFO os_vif [-] Loaded VIF plugins: ovs, linux_bridge, noop

LaurentDumont / install-ansible.sh

Created December 23, 2018 00:04

Shell Script - Install Ansible

	#Install Ansible
	#!/bin/bash

	sudo apt-get install dirmngr
	echo "deb http://ppa.launchpad.net/ansible/ansible/ubuntu trusty main" \| sudo tee -a /etc/apt/sources.list.d/ansible.list
	sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 93C4A3FD7BB9C367
	sudo apt-get update
	sudo apt-get install ansible -y

LaurentDumont / install-docker.sh

Last active December 28, 2018 20:25

Shell script - Install Docker

	#Install docker
	#!/bin/bash

	sudo apt-get install \
	apt-transport-https \
	ca-certificates \
	curl \
	gnupg2 \
	software-properties-common -y

LaurentDumont / mitigate-meltdown.yml

Created January 5, 2018 01:03 — forked from mnaser/mitigate-meltdown.yml

Ansible playbook for Meltdown mitigation (KPI for CentOS/RHEL 7)

	---
	- hosts: all
	gather_facts: false
	pre_tasks:
	- name: ensure ipmi tools are installed
	yum:
	name: ipmitool
	- name: retrieve ipmitool address
	shell: >
	ipmitool lan print \| grep '^IP Addr' \| grep -v Source \| cut -d':' -f2 \| xargs