#!/bin/bash

# Simple script to generate self signed certificates
# Creates SHA256 certs
#
# Example usage:
#   makecert <dir>
#   makecert my_certificate_directory/
#
#
DIR=$1
 
die() {
  echo $@; exit 1
}

show_help() {
  echo "makecert <target dir>"
}

if [ -z $DIR ]; then
  die $(show_help)
fi

if [ ! -e $DIR ]; then
  mkdir $DIR
fi

if [ ! -d $DIR ]; then
  die "There is already a file with that name. Please specify a directory name"
fi


openssl genrsa -des3 -passout pass:x -out $DIR/server.pass.key 2048
openssl rsa -passin pass:x -in $DIR/server.pass.key -out $DIR/server.key
rm $DIR/server.pass.key
openssl req -new -key $DIR/server.key -out $DIR/server.csr
openssl x509 -req -sha256 -days 365 -in $DIR/server.csr -signkey $DIR/server.key -out $DIR/server.crt