copy-letsencrypt-cert-to-znc.sh

## Script to copy LetsEncrypt certificates to ZNC
## Run this after certbot renew !
## Dorian Harmans <contact@dorianharmans.nl>
## ---------------------------------------------------

#!/bin/bash

LETSENCRYPTDIR="/etc/letsencrypt/live"

ZNCSERVERNAME="znc.domain.tld"
ZNCUSER=zncuser
ZNCCONFDIR="/home/${ZNCUSER}/.znc"

SRC_CERTDIR="${LETSENCRYPTDIR}/${ZNCSERVERNAME}"
SRC_KEY="${SRC_CERTDIR}/privkey.pem"
SRC_CRT="${SRC_CERTDIR}/cert.pem"
SRC_CHAIN="${SRC_CERTDIR}/chain.pem"
SRC_DHFILE="/etc/ssl/private/dh.pem"

TGT_CRT="${ZNCCONFDIR}/znc.pem"
TGT_CRT_BACKUP="${ZNCCONFDIR}/znc.pem.backup"

if [ -e $SRC_CERTDIR ] && [ -e $SRC_DHFILE ]; then
        cp $TGT_CRT $TGT_CRT_BACKUP
        cat $SRC_KEY > $TGT_CRT
        cat $SRC_CRT >> $TGT_CRT
        cat $SRC_CHAIN >> $TGT_CRT
        cat $SRC_DHFILE >> $TGT_CRT
        chown $ZNCUSER:$ZNCUSER $TGT_CRT $TGT_CRT_BACKUP
        chmod 0600 $TGT_CRT $TGT_CRT_BACKUP
else
        echo -e "Failed!\nReason: ${SRC_CERTDIR} and/or ${SRC_DHFILE} not found"
        exit 1
fi

exit 0