renewzncssl.sh

#!/bin/bash

cd ~/.znc
sudo certbot -d ZNC.DOMAIN.TLD --manual --manual-public-ip-logging-ok --preferred-challenges dns certonly
sudo cp /etc/letsencrypt/live/ZNC.DOMAIN.TLD/fullchain.pem znc.pem
sudo cat /etc/letsencrypt/live/ZNC.DOMAIN.TLD/privkey.pem >> znc.pem

# Copy certificate over for weechat
cp znc.pem ~/.weechat/ssl/relay.pem
# Inside weechat, in the weechat buffer, use
# /relay sslcertkey
# to load the correct certificate into weechat
echo '*/relay sslcertkey' >~/.weechat/weechat_fifo