besmirzanaj

List of Official Stratum 1-2 public Time Dissemination Service over NTP

This list is generated from BIPM - International Bureau of Weights and Measures

more information - https://www.bipm.org/en/about-us.

I will list only publicly avaialable servers, not the ones that require you to have prior requests for access (eg. Australia).

Time Dissemination service is documented here as of April 2024

besmirzanaj

#!/bin/bash

# Author: Besmir Zanaj, 2024
# This is a very raw script to backup configs (no logs and no stats) from a technitium server 
# to another
#
# first create two tokens: one on the source server and another one on the destination one
# fill out the vars below
# create a cronjob with this script on the destinaton host
# eg:

besmirzanaj

#!/bin/bash

# EDS Certificate pin calculator
# 2023, Besmir Zanaj

# Usage:
# /ets_pin_calculator.sh <CERT_FILE>

# This script will calulate the EDS cert pin for a certificate file.
# More info in RFC-7469 - https://www.rfc-editor.org/rfc/rfc7469#section-2.1.1

besmirzanaj

Packer has the ability to import Virtualbox OVA artifacts into AWS
using Amazons Import/Export feature. There are a number of prerequisites,
the setup of which are detailed below.

1. Create an S3 bucket to hold uploaded temporary build artifacts

$ aws s3 mb s3://my-organisation.com-eu-west-1-vmimport-bucket --region eu-west-1
make_bucket: s3://my-organisation.com-eu-west-1-vmimport-bucket/

besmirzanaj

An Ansible summary

Patterns

• all (or *)
• hostname: foo.example.com
• groupname: webservers
• or: webservers:dbserver
• exclude: webserver:!phoenix
• intersection: webservers:&staging

besmirzanaj

### Keybase proof

I hereby claim:

  * I am besmirzanaj on github.
  * I am besmirzanaj (https://keybase.io/besmirzanaj) on keybase.
  * I have a public key ASC6Or-qwENIhD35L9YdkxDzGjojzhFbaT0IkHjMy1t_tgo

To claim this, I am signing this object:

besmirzanaj

a script in you bashrc to sync locally your repos

alias gitdown='find . -name .git -type d | xargs -n1 -P4 -I% git --git-dir=% --work-tree=%/.. pull -v --progress'

besmirzanaj

Docker training

• Play with Docker classroom http://training.play-with-docker.com/alacart/

• Docker for Developers Stage 1 http://training.play-with-docker.com/dev-stage1/

• Docker for Beginners - Linux http://training.play-with-docker.com/beginner-linux/

besmirzanaj

#!/bin/bash
# check certificate if it is generated from this key
# usage check_ssl_key_crt.sh "key file" "certificate"

[ $# -eq 0 ] && { echo "Usage: $0 'key file' ' ' 'cert file'" exit 999; }
if [[ $((openssl x509 -noout -modulus -in $2 | openssl md5 | awk '{print $2}'; openssl rsa -noout -modulus -in $1 | openssl md5 | awk '{print $2}') |  uniq -c | wc -l) -eq 1 ]] 
then printf "Everything ok with this certificate.\n It was generated by key $1\n"
else printf "Certificate $2 compromised or generated with another key."
fi

besmirzanaj

#!/bin/bash
#####################################################
# Name: Bash CheatSheet for Mac OSX
# 
# A little overlook of the Bash basics
#
# Usage:
#
# Author: J. Le Coupanec
# Date: 2014/11/04