Create install-service.sh

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Thorsten Spille 2022-03-15 13:18:57 +01:00 committed by GitHub
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#!/bin/bash
# Authors:
# (C) 2021 Idea an concept by Christian Zengel <christian@sysops.de>
# (C) 2021 Script design and prototype by Markus Helmke <m.helmke@nettwarker.de>
# (C) 2021 Script rework and documentation by Thorsten Spille <thorsten@spille-edv.de>
source /root/zamba.conf
source /root/constants-service.conf
ZMB_DNS_BACKEND="SAMBA_INTERNAL"
for f in ${OPTIONAL_FEATURES[@]}; do
if [[ "$f" == "wsdd" ]]; then
ADDITIONAL_PACKAGES="wsdd $ADDITIONAL_PACKAGES"
ADDITIONAL_SERVICES="wsdd $ADDITIONAL_SERVICES"
apt-key adv --fetch-keys https://pkg.ltec.ch/public/conf/ltec-ag.gpg.key
echo "deb https://pkg.ltec.ch/public/ $(lsb_release -cs) main" > /etc/apt/sources.list.d/wsdd.list
elif [[ "$f" == "splitdns" ]]; then
ADDITIONAL_PACKAGES="nginx-full $ADDITIONAL_PACKAGES"
ADDITIONAL_SERVICES="nginx $ADDITIONAL_SERVICES"
elif [[ "$f" == "bind9dlz" ]]; then
ZMB_DNS_BACKEND="BIND9_DLZ"
ADDITIONAL_PACKAGES="bind9 $ADDITIONAL_PACKAGES"
ADDITIONAL_SERVICES="bind9 $ADDITIONAL_SERVICES"
else
echo "Unsupported optional feature $f"
fi
done
## configure ntp
cat << EOF > /etc/ntp.conf
# Local clock. Note that is not the "localhost" address!
server 127.127.1.0
fudge 127.127.1.0 stratum 10
# Where to retrieve the time from
server 0.de.pool.ntp.org iburst prefer
server 1.de.pool.ntp.org iburst prefer
server 2.de.pool.ntp.org iburst prefer
driftfile /var/lib/ntp/ntp.drift
logfile /var/log/ntp
ntpsigndsocket /usr/local/samba/var/lib/ntp_signd/
# Access control
# Default restriction: Allow clients only to query the time
restrict default kod nomodify notrap nopeer mssntp
# No restrictions for "localhost"
restrict 127.0.0.1
# Enable the time sources to only provide time to this host
restrict 0.pool.ntp.org mask 255.255.255.255 nomodify notrap nopeer noquery
restrict 1.pool.ntp.org mask 255.255.255.255 nomodify notrap nopeer noquery
restrict 2.pool.ntp.org mask 255.255.255.255 nomodify notrap nopeer noquery
tinker panic 0
EOF
# update packages
apt update
DEBIAN_FRONTEND=noninteractive DEBIAN_PRIORITY=critical apt -y -qq dist-upgrade
# install required packages
DEBIAN_FRONTEND=noninteractive DEBIAN_PRIORITY=critical apt install -y -o DPkg::options::="--force-confdef" -o DPkg::options::="--force-confold" $LXC_TOOLSET $ADDITIONAL_PACKAGES rsync acl attr ntpdate rpl net-tools dnsutils ntp samba smbclient winbind libpam-winbind libnss-winbind krb5-user samba-dsdb-modules samba-vfs-modules lmdb-utils
if [[ "$ADDITIONAL_PACKAGES" == *"nginx-full"* ]]; then
cat << EOF > /etc/nginx/sites-available/default
server {
listen 80 default_server;
server_name _;
return 301 http://www.$LXC_DOMAIN\$request_uri;
}
EOF
fi
if [[ "$ADDITIONAL_PACKAGES" == *"bind9"* ]]; then
# configure bind dns service
cat << EOF > /etc/default/bind9
#
# run resolvconf?
RESOLVCONF=no
# startup options for the server
OPTIONS="-4 -u bind"
EOF
cat << EOF > /etc/bind/named.conf.local
//
// Do any local configuration here
//
// Consider adding the 1918 zones here, if they are not used in your
// organization
//include "/etc/bind/zones.rfc1918";
dlz "$LXC_DOMAIN" {
database "dlopen /usr/lib/x86_64-linux-gnu/samba/bind9/dlz_bind9_11.so";
};
EOF
cat << EOF > /etc/bind/named.conf.options
options {
directory "/var/cache/bind";
forwarders {
$LXC_DNS;
};
allow-query { any;};
dnssec-validation no;
auth-nxdomain no; # conform to RFC1035
listen-on-v6 { any; };
listen-on { any; };
tkey-gssapi-keytab "/var/lib/samba/bind-dns/dns.keytab";
minimal-responses yes;
};
EOF
mkdir -p /var/lib/samba/bind-dns/dns
fi
mv /etc/krb5.conf /etc/krb5.conf.bak
cat > /etc/krb5.conf <<EOF
[libdefaults]
default_realm = $ZMB_REALM
ticket_lifetime = 600
dns_lookup_realm = true
dns_lookup_kdc = true
renew_lifetime = 7d
EOF
# stop + disable samba services and remove default config
systemctl disable --now smbd nmbd winbind systemd-resolved
rm -f /etc/samba/smb.conf
echo -e "$ZMB_ADMIN_PASS" | kinit -V $ZMB_ADMIN_USER
samba-tool domain join $ZMB_REALM DC -k yes --backend-store=mdb
cat > /etc/cron.d/sysvol-sync << EOF
*/5 * * * * root /usr/bin/rsync -XAavz --delete-after root@$LXC_DNS:/var/lib/samba/sysvol/ /var/lib/samba/sysvol
EOF
ssh-keygen -q -f "$HOME/.ssh/id_rsa" -N "" -b 4096
systemctl unmask samba-ad-dc
systemctl enable samba-ad-dc
systemctl restart samba-ad-dc $ADDITIONAL_SERVICES