Amet13

$ cat <<EOF | kubectl apply -n nginx-demo -f -
---
apiVersion: v1
kind: Secret
metadata:
  name: keda-rabbitmq-secret
data:
  host: YW1xcDovL2RlbW86ZGVtb0AxOTIuMTY4LjIuMTAxOjU2NzIv # echo -n amqp://demo:demo@192.168.2.101:5672/ | base64
---
apiVersion: keda.sh/v1alpha1

Amet13

$ /usr/local/sbin/rabbitmqadmin -H 192.168.2.101 -u demo -p demo \
    list queues
+------------+----------+
|    name    | messages |
+------------+----------+
| demo_queue | 0        |
+------------+----------+

Amet13

$ /usr/local/sbin/rabbitmqadmin --host 127.0.0.1 -u guest -p guest \
    declare user name=demo password=demo tags=administrator
user declared

$ /usr/local/sbin/rabbitmqadmin --host 127.0.0.1 -u guest -p guest \
    declare permission vhost=/ user=demo configure=".*" write=".*" read=".*"
permission declared

$ /usr/local/sbin/rabbitmqadmin --host 127.0.0.1 -u guest -p guest \
    declare queue name=demo_queue

Amet13

$ /usr/local/sbin/rabbitmqadmin -H 127.0.0.1 -u guest -p guest \
    list connections
No items

Amet13

$ brew install rabbitmq
$ RABBITMQ_NODE_IP_ADDRESS=0.0.0.0 /usr/local/sbin/rabbitmq-server 
  ...
  ##  ##      RabbitMQ 3.8.19
  ##  ##
  ##########  Copyright (c) 2007-2021 VMware, Inc. or its affiliates.
  ######  ##
  ##########  Licensed under the MPL 2.0. Website: https://rabbitmq.com
  ...
  Starting broker... completed with 6 plugins.

Amet13

$ ipconfig getifaddr en0
192.168.2.101

Amet13

$ kg po -n nginx-demo
NAME                                READY   STATUS    RESTARTS   AGE
nginx-deployment-66b6c48dd5-2g24q   1/1     Running   0          36s
nginx-deployment-66b6c48dd5-67kgv   1/1     Running   0          36s
nginx-deployment-66b6c48dd5-fj4lq   1/1     Running   0          36s

Amet13

$ kubectl create ns nginx-demo
$ kubectl apply -n nginx-demo -f https://raw.githubusercontent.com/kubernetes/website/main/content/en/examples/controllers/nginx-deployment.yaml

Amet13

$ kubectl get po -n keda
NAME                                               READY   STATUS    RESTARTS   AGE
keda-operator-7fc5699d47-ng7rk                     1/1     Running   0          75s
keda-operator-metrics-apiserver-57fc85685f-zqnzr   1/1     Running   0          75s

$ kubectl get apiservices v1beta1.external.metrics.k8s.io
NAME                              SERVICE                                AVAILABLE   AGE
v1beta1.external.metrics.k8s.io   keda/keda-operator-metrics-apiserver   True 

Amet13

$ helm repo add kedacore https://kedacore.github.io/charts
$ helm repo update
$ helm install keda kedacore/keda --namespace keda --create-namespace