{% calculate comment='#', pkg('sys-apps/calculate-server'), unbound %}
# vim: set syntax=sh
#
# Copyright 2016 Calculate Ltd. http://www.calculate-linux.org
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0

# added for calculate server 2.2
# FUNC: protect_server_files
# DESC: protect server changed files from rewrite

protect_server_files() {
    local protected_files=(
        "/etc/bind/named.conf"
        "/etc/conf.d/sortmilter"
        "/etc/dhcp/dhcpd.conf"
        "/etc/dhcp/dhcp.ldap"
        "/etc/dovecot/conf.d/10-auth.conf"
        "/etc/dovecot/conf.d/10-logging.conf"
        "/etc/dovecot/conf.d/10-mail.conf"
        "/etc/dovecot/conf.d/10-master.conf"
        "/etc/dovecot/conf.d/auth-ldap.conf.ext"
        "/etc/dovecot/conf.d/auth-system.conf.ext"
        "/etc/openldap/slapd.conf"
        "/etc/dovecot/dovecot.conf"
        "/etc/dovecot/dovecot-ldap.conf"
        "/etc/jabber/ejabberd.cfg"
        "/etc/jabber/ejabberd.yml"
        "/etc/openldap/schema/dnszone.schema"
        "/etc/openldap/schema/mail.schema"
        "/etc/postfix/ldap-aliases.cf"
        "/etc/postfix/ldap-aliases-gr.cf"
        "/etc/postfix/ldap-aliases-repl.cf"
        "/etc/postfix/ldap-recipient.cf"
        "/etc/postfix/ldap-recipient-gr.cf"
        "/etc/postfix/ldap-recipient-repl.cf"
        "/etc/postfix/main.cf"
        "/etc/procmailrc"
        "/etc/proftpd/proftpd.conf"
        "/etc/samba/smb.conf"
        "/etc/squid/squid.conf"
        "/etc/squid/squid.ldap"
    )
    local packages=(
        "net-ftp/proftpd"
        "net-fs/samba"
        "net-mail/dovecot"
        "net-misc/dhcp"
        "net-dns/bind"
        "mail-filter/procmail"
        "net-im/ejabberd"
        "mail-mta/postfix"
        "net-nds/openldap"
        "net-proxy/squid"
    )
    local install_pkg="${CATEGORY}/${PN}"
    for pkg in ${packages[@]}
    do
        if [[ $pkg == $install_pkg ]]
        then
            for fn in ${protected_files[@]}
            do
	    	if [[ -f ${D}/$fn ]]
		then
			if [[ "$fn" == "/etc/openldap/slapd.conf" ]] && [[ $pkg == "net-nds/openldap" ]]
			then
				if [[ -f $fn ]]
				then
					contmd5="$(cat /var/db/pkg/net-nds/openldap-*/CONTENTS | grep " /etc/openldap/slapd.conf " | awk '{print $3}')"
					curmd5="$(md5sum $fn | awk '{print $1}')"
					if [[ $contmd5 != $curmd5 ]]
					then
						mv -- "${D}/$fn" "${D}/${fn}.origin"
					fi
				fi
				cp -- "${D}/$fn" "${D}/${fn}.origin"
			else
				mv -- "${D}/$fn" "${D}/${fn}.origin"
			fi
		fi
            done
            break
        fi
    done
}

post_pkg_preinst() {
    protect_server_files
}