#!/bin/bash

set -ex

. .drone/common.sh

sync_with() {
    host=$1
    synced=false
    # give it 5 minutes
    for i in {1..60}; do
        if nc -vz $host 9000 ; then
            synced=true
            break
        fi
        sleep 5
    done
    test $synced = true
}

# set FQDN in /etc/hosts
add_fqdn_to_hosts $(get_ip_addr $(hostname)) phosphoric-acid
add_fqdn_to_hosts $(get_ip_addr auth1) auth1
add_fqdn_to_hosts $(get_ip_addr coffee) coffee

export DEBIAN_FRONTEND=noninteractive
apt update

# LDAP
apt install -y --no-install-recommends libnss-ldapd
service nslcd stop || true
cp .drone/ldap.conf /etc/ldap/ldap.conf
grep -Eq '^map group member uniqueMember$' /etc/nslcd.conf || \
     echo 'map group member uniqueMember' >> /etc/nslcd.conf
sed -E -i 's/^uri .*$/uri ldap:\/\/auth1.csclub.internal/' /etc/nslcd.conf
sed -E -i 's/^base .*$/base dc=csclub,dc=internal/' /etc/nslcd.conf
cp .drone/nsswitch.conf /etc/nsswitch.conf

# KERBEROS
apt install -y krb5-user libpam-krb5 libsasl2-modules-gssapi-mit
cp .drone/krb5.conf /etc/krb5.conf

apt install -y netcat-openbsd

sync_with auth1

rm -f /etc/krb5.keytab
cat <<EOF | kadmin -p sysadmin/admin
krb5
addprinc -randkey host/phosphoric-acid.csclub.internal
ktadd host/phosphoric-acid.csclub.internal
addprinc -randkey ceod/phosphoric-acid.csclub.internal
ktadd ceod/phosphoric-acid.csclub.internal
addprinc -randkey ceod/admin
ktadd ceod/admin
EOF
service nslcd start

sync_with coffee

# initialize the skel directory
shopt -s dotglob
mkdir -p /users/skel
cp /etc/skel/* /users/skel/