Shell Programming and Scripting

for RootCA in 512 768 1024 1280 1536 1792 2048 4096
  openssl genrsa -out client${RootCA}.key ${RootCA} openssl req -new -key client.key -out client${RootCA}.csr -config openssl.cnf Sign Certifiicate
  for ClientCA in 512 768 1024 1280 1536 1792 2048 4096
  do
     openssl x509 -req -days 365 -CA ca${ClientCA}.crt -CAkey ca${ClientCA}.key -CAcreateserial -in client${RootCA}.csr -out client${ClientCA}${RootCA}.crt
  done
done

#!/bin/bash
RootCA={512 768 1024 1280 1536 1792 2048 4096}
ClientCA={512 768 1024 1280 1536 192 2048 4096}
Days=7300
OfRootKey= ~/Certs/Root-CA/private
OfRootCA= ~/Certs/Root-CA
OfClientKey= ~/Certs/Client/private
OfClient= ~/Certs/Client
Config= ~/Certs/Root-CA/conf

#Create ROOT CA 
for $RootCA 
do
openssl req -newe -x509 -days $Days -extensions v3_ca -keyout $OfRootKey/cakey${RootCA}.key -out $OfRootCA/cacert${RootCA}.pem -config $Config/openssl${RootCA}.conf
done
done

#!/bin/bash
# RootCA={512 768 1024 1280 1536 1792 2048 4096}
# ClientCA={512 768 1024 1280 1536 192 2048 4096}
Days=7300
OfRootKey=~/Certs/Root-CA/private
OfRootCA=~/Certs/Root-CA
OfClientKey=~/Certs/Client/private
OfClient=~/Certs/Client
OfClientReq=~/Certs/Requests
Config=~/Certs/Root-CA/conf


function Create_Root_CA {
#Create ROOT CA 
Echo Creating Root Certificates
for RootCA in 512 768 1024 1280 1536 1792 2048 4096
do
openssl req -new -x509 -days $Days -extensions v3_ca -keyout $OfRootKey/cakey${RootCA}.key -out $OfRootCA/cacert${RootCA}.pem -config $Config/openssl${RootCA}.conf
done
}

function Create_Client_Req {
echo Creating Clients Requests
for RootCA in 512 768 1024 1280 1536 1792 2048 4096
do
openssl req -new -newkey rsa:$RootCA -nodes -keyout $OfClientReq/client${RootCA}.key -out $OfClientReq/client${RootCA}.csr -config $Config/openssl$RootCA.conf
done
}

function Sign_Client_Certs {
echo Signing Clients Certificates
for ClientCA in 512 768 1024 1280 1536 1792 2048 4096
  do
     openssl x509 -req -days $Days -CA $OfRootCA/cacert${ClientCA}.pem -CAkey $OfRootKey/cakey${ClientCA}.key -CAcreateserial -in $OfClientReq/client${RootCA}.csr -out $OfClient/client${ClientCA}${RootCA}.pem
done
}

Create_Root_CA
Create_Client_Req
Sign_Client_Certs