#!/bin/bash

MTMZMBUILDER="http://127.0.0.1"
MTMZMBUILDER=$(whiptail --title "ZM Builder URL" --inputbox "" 0 30 "${MTMZMBUILDER}" 3>&1 1>&2 2>&3)
ZIMBRAVER=10.0.5
ZIMBRAVER=$(whiptail --title "Zimbra version" --inputbox "" 0 30 "${ZIMBRAVER}" 3>&1 1>&2 2>&3)

DNSIP=$(grep "nameserver " /etc/resolv.conf | awk -F ' ' '{print $2}')
FQDN=$(hostname -A)

apt -y remove postfix
apt -y autoremove

mkdir v"${ZIMBRAVER}"
cd v"${ZIMBRAVER}" || exit 1
wget "${MTMZMBUILDER}"/zcs-"${ZIMBRAVER}".tgz
tar xf zcs-*.tgz
cd "$(ls -d ./*/)" || exit 1
systemctl disable systemd-resolved.service
systemctl stop systemd-resolved.service
./install.sh
cd || exit 1
sed -i "s/127.0.0.1/${DNSIP}/" /etc/resolv.conf
sudo -u zimbra bash -c "/opt/zimbra/bin/zmprov mcf zimbraPublicServiceHostname ${FQDN}"
sudo -u zimbra bash -c "/opt/zimbra/bin/zmprov mcf zimbraPublicServicePort 443"

cat << 'EOF' > /usr/local/bin/mtm-zmupdate
#!/bin/bash
MTMZMBUILDER=${1}
ZIMBRAVER=${2}

show_help() {
	echo "mtm-zmupdate zmbuilder zmversion"
	echo ""
	echo "Example :"
	echo "mtm-zmupdate https://x.x.x.x 10.0.5"
}

if [ "${MTMZMBUILDER}" == "" ] || [ "${ZIMBRAVER}" == "" ]; then
	show_help
	exit 1
fi

cd || exit 1
mkdir v"${ZIMBRAVER}"
cd v"${ZIMBRAVER}" || exit 1
wget "${MTMZMBUILDER}"/zcs-"${ZIMBRAVER}".tgz
tar xf zcs-*.tgz
cd "$(ls -d ./*/)" || exit 1
./install.sh

cd || exit 1
EOF
chmod 755 /usr/local/bin/mtm-zmupdate

apt update
apt -y dist-upgrade

if [ -f "/etc/iptables/rules.v4" ]; then
	sed -i '/^-A INPUT -i lo -j ACCEPT.*/a -A INPUT -p tcp -m tcp --dport 8443 -m state --state NEW -j ACCEPT' /etc/iptables/rules.v4
	sed -i '/^-A INPUT -i lo -j ACCEPT.*/a -A INPUT -p tcp -m tcp --dport 7071 -m state --state NEW -j ACCEPT' /etc/iptables/rules.v4
	sed -i '/^-A INPUT -i lo -j ACCEPT.*/a -A INPUT -p tcp -m tcp --dport 443 -m state --state NEW -j ACCEPT' /etc/iptables/rules.v4
	sed -i '/^-A INPUT -i lo -j ACCEPT.*/a -A INPUT -p tcp -m tcp --dport 25 -m state --state NEW -j ACCEPT' /etc/iptables/rules.v4
	sed -i '/^-A INPUT -i lo -j ACCEPT.*/a # ZIMBRA' /etc/iptables/rules.v4
	iptables-restore /etc/iptables/rules.v4
fi