CertBotToSubSonic.sh

#!/bin/sh
# This script copies the newest CertBot cert to SubSonic

# Folder definitions
# Change the text within [] and replace [] with ""
CertTempFolder=[the cert files get updated here, try /home/user/SubCert]
BackupFolder=[old files live here, try /home/user/SubCert/Backup]
LELFolder=[Lets Encrypt Live Cert Folder for the domain, default: /etc/letsencrypt/live/your.domain.com]
SJFolder=[SubSonic JAR folder, default: /usr/share/subsonic]

# Create folders if they don't exist
mkdir $CertTempFolder
mkdir $BackupFolder

# check for change
if [ $LELFolder"/privkey.pem" -nt $BackupFolder"/certOld.pem" ];

then
    # copyNewCertToBackup
    cp -f $LELFolder"/privkey.pem" $BackupFolder"/certOld.pem"

    # backup
    cp -f $SJfolder"/subsonic-booter-jar-with-dependencies.jar" $BackupFolder"/"
    cp -f $CertTempFolder"/subsonic.crt" $BackupFolder"/"
    cp -f $CertTempFolder"/subsonic.pkcs12" $BackupFolder"/"
    cp -f $CertTempFolder"/subsonic.keystore" $BackupFolder"/"

    # deleteOld
    rm $CertTempFolder"/subsonic.crt"
    rm $CertTempFolder"/subsonic.pkcs12"
    rm $CertTempFolder"/subsonic.keystore"


    # Put certs into one file
    cd $LELfolder
    cat privkey.pem cert.pem chain.pem > $CertTempFolder"/subsonic.crt"

    # convert
    cd $CertTempFolder
    openssl pkcs12 -in subsonic.crt -export -out subsonic.pkcs12 -password pass:subsonic

    # create java keystore, pass a yes to insert "subsonic" as the password
    yes subsonic | keytool -importkeystore -srckeystore subsonic.pkcs12 -destkeystore subsonic.keystore -srcstoretype PKCS12 -srcalias 1 -destalias subsonic -storepass subsonic

    #import into java zip
    zip $SJFolder"/subsonic-booter-jar-with-dependencies.jar" subsonic.keystore

    #restart subsonic
    service subsonic restart

else

    touch $BackupFolder"/certOld.pem"

fi