Python CSC Electronic Office
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pyceo/.drone/common.sh

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2.9 KiB

# TODO: fix Drone
chmod 1777 /tmp
# don't resolve container names to *real* CSC machines
sed -E '/^(domain|search)[[:space:]]+csclub.uwaterloo.ca/d' /etc/resolv.conf > /tmp/resolv.conf
cp /tmp/resolv.conf /etc/resolv.conf
rm /tmp/resolv.conf
# normally systemd creates /run/ceod for us
mkdir -p /run/ceod
# mock out systemctl
ln -sf /bin/true /usr/local/bin/systemctl
# mock out acme.sh
mkdir -p /root/.acme.sh
ln -sf /bin/true /root/.acme.sh/acme.sh
# mock out kubectl
cp .drone/mock_kubectl /usr/local/bin/kubectl
chmod +x /usr/local/bin/kubectl
# add k8s authority certificate
mkdir -p /etc/csc
cp .drone/k8s-authority.crt /etc/csc/k8s-authority.crt
# openssl is actually already present in the python Docker image,
# so we don't need to mock it out
# netcat is used for synchronization between the containers
export DEBIAN_FRONTEND=noninteractive
apt update
apt install -y netcat-openbsd
if [ "$(hostname)" != auth1 ]; then
# ceod uses Augeas, which is not installed by default in the Python
# Docker container
apt install -y libaugeas0
fi
get_ip_addr() {
getent hosts $1 | cut -d' ' -f1
}
add_fqdn_to_hosts() {
ip_addr=$1
hostname=$2
sed -E "/${ip_addr}.*\\b${hostname}\\b/d" /etc/hosts > /tmp/hosts
cp /tmp/hosts /etc/hosts
rm /tmp/hosts
echo "$ip_addr $hostname.csclub.internal $hostname" >> /etc/hosts
}
sync_with() {
host=$1
port=9000
if [ $# -eq 2 ]; then
port=$2
fi
synced=false
# give it 20 minutes (can be slow if you're using e.g. NFS or Ceph)
for i in {1..240}; do
if nc -vz $host $port ; then
synced=true
break
fi
sleep 5
done
test $synced = true
}
auth_setup() {
hostname=$1
# LDAP
apt install -y --no-install-recommends libnss-ldapd
service nslcd stop || true
cp .drone/ldap.conf /etc/ldap/ldap.conf
grep -Eq '^map group member uniqueMember$' /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
if [ $hostname = phosphoric-acid ]; then
sync_port=9000
elif [ $hostname = coffee ]; then
sync_port=9001
else
sync_port=9002
fi
sync_with auth1 $sync_port
rm -f /etc/krb5.keytab
cat <<EOF | kadmin -p sysadmin/admin -w krb5
addprinc -randkey host/$hostname.csclub.internal
ktadd host/$hostname.csclub.internal
addprinc -randkey ceod/$hostname.csclub.internal
ktadd ceod/$hostname.csclub.internal
EOF
if [ $hostname = phosphoric-acid ]; then
cat <<EOF | kadmin -p sysadmin/admin -w krb5
addprinc -randkey ceod/admin
ktadd ceod/admin
EOF
fi
service nslcd start
}