#!/bin/bash
# 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
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

set -ex

# Add labels to the core namespaces & nodes
kubectl label --overwrite namespace default name=default
kubectl label --overwrite namespace kube-system name=kube-system
kubectl label --overwrite namespace kube-public name=kube-public
kubectl label --overwrite nodes --all openstack-control-plane=enabled
kubectl label --overwrite nodes --all openstack-compute-node=enabled
kubectl label --overwrite nodes --all openvswitch=enabled
kubectl label --overwrite nodes --all linuxbridge=enabled
kubectl label --overwrite nodes --all ceph-mon=enabled
kubectl label --overwrite nodes --all ceph-osd=enabled
kubectl label --overwrite nodes --all ceph-mds=enabled
kubectl label --overwrite nodes --all ceph-rgw=enabled
kubectl label --overwrite nodes --all ceph-mgr=enabled
# We deploy l3 agent only on the node where we run test scripts.
# In this case virtual router will be created only on this node
# and we don't need L2 overlay (will be implemented later).
kubectl label --overwrite nodes -l "node-role.kubernetes.io/control-plane" l3-agent=enabled

for NAMESPACE in ceph mariadb-operator openstack osh-infra; do
tee /tmp/${NAMESPACE}-ns.yaml << EOF
apiVersion: v1
kind: Namespace
metadata:
  labels:
    kubernetes.io/metadata.name: ${NAMESPACE}
    name: ${NAMESPACE}
  name: ${NAMESPACE}
EOF

kubectl apply -f /tmp/${NAMESPACE}-ns.yaml
done

# DNS resolve temp fix
cat << EOF | sudo tee /etc/resolv.conf > /dev/null
nameserver 10.96.0.10
nameserver 8.8.8.8
nameserver 8.8.4.4
search svc.cluster.local cluster.local
options ndots:5 timeout:1 attempts:1
EOF

# CoreDNS version upgrade
kubectl set image deployment coredns -n kube-system "coredns=registry.k8s.io/coredns/coredns:${COREDNS_VERSION}"
kubectl rollout restart -n kube-system deployment/coredns
kubectl rollout status --watch --timeout=300s -n kube-system deployment/coredns


# Add control-plane.minikube.internal host resord into CodeDNS
PATCH=$(mktemp)
HOSTIP=$(hostname -I| awk '{print $1}')
kubectl get configmap coredns -n kube-system -o json | jq -r "{data: .data}"  > "${PATCH}"
sed -i "s;forward . /etc/resolv.conf {\\\n       max_concurrent 1000\\\n    }\\\n;forward . /etc/resolv.conf {\\\n    }\\\n    hosts {\\\n       $HOSTIP control-plane.minikube.internal\\\n       fallthrough\\\n    }\\\n;" "${PATCH}"
kubectl patch configmap coredns -n kube-system --patch-file "${PATCH}"
rm -f "${PATCH}"
kubectl rollout restart -n kube-system deployment/coredns
kubectl rollout status --watch --timeout=300s -n kube-system deployment/coredns
sleep 10
host -v control-plane.minikube.internal

kubectl label nodes --all --overwrite ucp-control-plane=enabled

kubectl run multitool --image=praqma/network-multitool
kubectl wait --for=condition=ready pod multitool --timeout=300s
kubectl exec -it multitool -- nslookup control-plane.minikube.internal
kubectl exec -it multitool -- ping -c 4 8.8.8.8
kubectl exec -it multitool -- nslookup google.com

# make all