Unsere Remote-Arbeitserfahrung bei der Erstellung von Online-Shops

#!/bin/bash

if [ -z "$1" ]
then
echo "============================================================="
echo "VPN -- Generate crt key pair"
echo "============================================================="
echo "Usage:  bash gen.sh username"
exit
fi

echo "============================================================="
echo "VPN -- Generate crt key pair for user: $1"
echo "============================================================="

ADMIN_EMAIL="admin@mycompany.ru"
USER=$1

RSA="/home/ca/easy-rsa-master/easyrsa3/"
PKI="$RSA"pki/
PKI_KEY="$PKI"private/
PKI_CRT="$PKI"issued/
USR_CRT="/home/ca/cert_generation/user_crt/"
USR_DISTR="/home/ca/cert_generation/user_distr/"

# If user key does not exists, create it

if [ ! -f "$PKI_KEY$USER.key" ]
then
  echo "File $PKI_KEY$USER.key does not exists, creating..."
  cd "$RSA"
  ./easyrsa build-client-full $USER nopass
fi

# Removing user folder, if exists

if [ -e "$USR_CRT$USER/" ]
then
echo "Already exists, removing user folder $USR_CRT$USER..."
rm -r -f "$USR_CRT$USER/"
fi

# Create user folder for key and other files

mkdir $USR_CRT/$USER/

# Copy OpenVPN key, cert and config files to user folder

cp "$PKI_KEY$USER.key" "$USR_CRT$USER/$USER.key"
cp "$PKI_CRT$USER.crt" "$USR_CRT$USER/$USER.crt"
cp "$PKI"ca.crt "$USR_CRT$1"

cp "$USR_DISTR"ta.key "$USR_CRT$USER"
cp "$USR_DISTR"openssl.cnf "$USR_CRT$USER"

# Copy Manual files

cp "$USR_DISTR"readme_vpn_win.txt "$USR_CRT$USER"

# Replace string "change_me" in configuration files whis user name $USER

cp "$USR_DISTR"server.conf "$USR_CRT$USER"/server.conf.1
cp "$USR_DISTR"mycompany_vpn.ovpn "$USR_CRT$USER"/mycompany_vpn_$USER.ovpn.1
cp "$USR_DISTR"readme_vpn_win.txt "$USR_CRT$USER"/readme_vpn_win.txt.1

sed "s/change_me/$USER/g" "$USR_CRT$1"/server.conf.1 > "$USR_CRT$1"/server.conf
rm "$USR_CRT$USER"/server.conf.1

sed "s/change_me/$USER/g" "$USR_CRT$1"/mycompany_vpn_$USER.ovpn.1 > "$USR_CRT$1"/mycompany_vpn_$USER.ovpn
rm "$USR_CRT$USER"/mycompany_vpn_$USER.ovpn.1

sed "s/change_me/$USER/g" "$USR_CRT$1"/readme_vpn_win.txt.1 > "$USR_CRT$1"/readme_vpn_win.txt
rm "$USR_CRT$USER"/readme_vpn_win.txt.1

# Create tar.gz and send it to administrator e-mail

tar -cvzf "$USR_CRT$USER/$USER.tar.gz" "$USR_CRT$USER/"
echo "VPN: crt, key and configuration files for user $USER" | mutt $ADMIN_EMAIL -a $USR_CRT/$USER/$USER.tar.gz -s "VPN: crt, key and configuration files for user $USER"

echo "--------->  DONE!"
echo "Keys fo user $USER sent to $ADMIN_EMAIL"