cat << YML|kubectl apply -n kube-system -f -
---
apiVersion: v1
kind: ConfigMap
metadata:
name: coredns
namespace: kube-system
data:
Corefile: |
.:53 {
log
errors
health {
lameduck 5s
}
ready
kubernetes cluster.local in-addr.arpa ip6.arpa {
pods insecure
fallthrough in-addr.arpa ip6.arpa
ttl 30
}
prometheus :9153
hosts {
192.168.49.1 host.minikube.internal
fallthrough
}
forward . /etc/resolv.conf {
max_concurrent 1000
}
cache 30 {
disable success cluster.local
disable denial cluster.local
}
loop
reload
loadbalance
}
chorke.local:53 {
errors
cache 30
forward . 192.168.49.2
}
shahed.local:53 {
errors
cache 30
forward . 192.168.49.2
}
k8s.local:53 {
errors
cache 30
forward . 192.168.49.2
}
YML
kubectl get ns|grep academia
kubectl delete namespace academia
kubectl create namespace academia
cat << YML|kubectl apply -n academia -f -
---
apiVersion: v1
kind: Service
metadata:
name: academia
namespace: academia
labels:
app.kubernetes.io/version: 1.0.0
app.kubernetes.io/name: academia
app.kubernetes.io/instance: academia
app.kubernetes.io/managed-by: kubectl
spec:
type: ExternalName
externalName: host.minikube.internal
YML
cat <<'YML'| kubectl apply -n academia -f -
---
apiVersion: v1
kind: Service
metadata:
name: haproxy
namespace: academia
labels:
app.kubernetes.io/name: haproxy
app.kubernetes.io/version: 1.0.0
app.kubernetes.io/instance: academia
app.kubernetes.io/managed-by: kubectl
spec:
type: ClusterIP
ports:
- name: http-haproxy
targetPort: 80
protocol: TCP
port: 80
selector:
app: haproxy
YML