cdk-working-monitoring-stack.yaml

cdk-working-monitoring-stack.yaml

series: xenial
description: A nine-machine Kubernetes cluster, appropriate for production. Includes a three-machine etcd cluster and three Kubernetes worker nodes.
services:
  ceph-mon:
    annotations:
      gui-x: '600'
      gui-y: '300'
    charm: cs:ceph-mon
    num_units: 3
    to:
    - kubernetes-worker
  ceph-osd:
    annotations:
      gui-x: '300'
      gui-y: '300'
    charm: cs:ceph-osd
    num_units: 3
    to:
    - kubernetes-worker
  easyrsa:
    annotations:
      gui-x: '450'
      gui-y: '550'
    charm: cs:~containers/easyrsa
    num_units: 1
    to:
     - 'lxd:kubernetes-master/0'
  etcd:
    annotations:
      gui-x: '800'
      gui-y: '550'
    charm: cs:~containers/etcd
    constraints: cores=4 mem=16G
    num_units: 3
    options:
      channel: 3.2/stable
  canal:
    annotations:
      gui-x: '450'
      gui-y: '750'
    charm: cs:~containers/canal
#    options:
#      cidr: '172.19.0.0/16'
  kubeapi-load-balancer:
    annotations:
      gui-x: '450'
      gui-y: '250'
    charm: cs:~containers/kubeapi-load-balancer
    expose: true
    num_units: 1
  kubernetes-master:
    annotations:
      gui-x: '800'
      gui-y: '850' 
    charm: cs:~containers/kubernetes-master
    constraints: cores=4 mem=16G
    num_units: 2
    to:
    options:
   #   authorization-mode: "RBAC,Node"
   #   allow-privileged: "true"
      channel: 1.11/stable
#      service-cidr: '172.18.0.0/16'
  kubernetes-worker:
    annotations:
      gui-x: '100'
      gui-y: '850'
    charm: cs:~containers/kubernetes-worker
    constraints: cores=4 mem=16G
    expose: true
    num_units: 3
    options:
            #  allow-privileged: "true"
      channel: 1.11/stable
  ### Monitoring ###
  grafana:
    charm: cs:xenial/grafana
    num_units: 1
    expose: true
  prometheus:
    charm: cs:xenial/prometheus
    num_units: 1
  telegraf:
    charm: cs:xenial/telegraf
  apache2:
    charm: cs:xenial/apache2
    num_units: 1
    expose: true
    options:
      enable_modules: "headers proxy_html proxy_http"
  elasticsearch:
    charm: cs:xenial/elasticsearch
    num_units: 1
  filebeat:
    charm: cs:xenial/filebeat
    options:
      logpath: '/var/log/*.log'
      kube_logs: True
  graylog:
    charm: cs:xenial/graylog
    num_units: 1
  mongodb:
    charm: cs:xenial/mongodb
    num_units: 1
    options:
      extra_daemon_options: "--bind_ip_all"
  ### AWS Integrator Charm ###
  aws-integrator:
    charm: cs:~containers/aws-integrator
    options:
     access-key: <replace-me>
     secret-key: <replace-me>
    num_units: 1
relations:
- - kubernetes-master:kube-api-endpoint
  - kubeapi-load-balancer:apiserver
- - kubernetes-master:loadbalancer
  - kubeapi-load-balancer:loadbalancer
- - kubernetes-master:kube-control
  - kubernetes-worker:kube-control
- - kubernetes-master:certificates
  - easyrsa:client
- - etcd:certificates
  - easyrsa:client
- - kubernetes-master:etcd
  - etcd:db
- - kubernetes-worker:certificates
  - easyrsa:client
- - kubernetes-worker:kube-api-endpoint
  - kubeapi-load-balancer:website
- - kubeapi-load-balancer:certificates
  - easyrsa:client
- - canal:etcd
  - etcd:db 
- - canal:cni
  - kubernetes-master:cni
- - canal:cni
  - kubernetes-worker:cni
- - prometheus:grafana-source
  - grafana:grafana-source
- - telegraf:prometheus-client
  - prometheus:target
- - kubernetes-master:juju-info
  - telegraf:juju-info
- - kubernetes-worker:juju-info
  - telegraf:juju-info
- - apache2:reverseproxy
  - graylog:website
- - graylog:elasticsearch
  - elasticsearch:client
- - graylog:mongodb
  - mongodb:database
- - filebeat:beats-host
  - kubernetes-master:juju-info
- - filebeat:beats-host
  - kubernetes-worker:juju-info
- - filebeat:logstash
  - graylog:beats
- - kubernetes-master:ceph-storage
  - ceph-mon:admin
- - ceph-mon:osd
  - ceph-osd:mon
- ['aws-integrator', 'kubernetes-master']
- ['aws-integrator', 'kubernetes-worker']