Class: HubClustersCreator::Providers::Bootstrap

Inherits:
Object
  • Object
show all
Includes:
Logging, Utils::Template
Defined in:
lib/hub-clusters-creator/providers/bootstrap.rb

Overview

Bootstrap the provider of the bootstrap job rubocop:disable Metrics/ClassLength

Constant Summary collapse

DEFAULT_CLUSTER_ADMIN_ROLE = 
"apiVersion: v1\nkind: ServiceAccount\nmetadata:\n  name: sysadmin\n  namespace: kube-system\n"
DEFAULT_CLUSTER_ADMIN_BINDING = 
"apiVersion: rbac.authorization.k8s.io/v1\nkind: ClusterRoleBinding\nmetadata:\n  name: cluster:admin\nroleRef:\n  apiGroup: rbac.authorization.k8s.io\n  kind: ClusterRole\n  name: cluster-admin\nsubjects:\n- kind: ServiceAccount\n  name: sysadmin\n  namespace: kube-system\n"
BOOTSTRAP_IMAGE =

is the name of the container image

'quay.io/appvia/hub-bootstrap:latest'
BOOTSTRAP_NAME =

is the name of the job

'bootstrap'
BOOTSTRAP_NAMESPACE =

is the name of the namespace the job lives in

'kube-system'

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Logging

#error, #info, #warn

Constructor Details

#initialize(name, client, config) ⇒ Bootstrap

Returns a new instance of Bootstrap.



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# File 'lib/hub-clusters-creator/providers/bootstrap.rb', line 62

def initialize(name, client, config)
  @name = name
  @client = client
  @config = config
end

Instance Attribute Details

#client ⇒ Object

Returns the value of attribute client.



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# File 'lib/hub-clusters-creator/providers/bootstrap.rb', line 60

def client
  @client
end

#config ⇒ Object

Returns the value of attribute config.



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# File 'lib/hub-clusters-creator/providers/bootstrap.rb', line 60

def config
  @config
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/hub-clusters-creator/providers/bootstrap.rb', line 60

def name
  @name
end

Instance Method Details

#bootstrap(image = BOOTSTRAP_IMAGE) ⇒ Object

provision_bootstrap is responsible for setting up the agents and strapper a) pushes in the configuration for the bootstrapper b) rolls out the kubernetes job to bootstrap the cluster c) grabs the services and provisions the dns rubocop:disable Metrics/AbcSize



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# File 'lib/hub-clusters-creator/providers/bootstrap.rb', line 73

def bootstrap(image = BOOTSTRAP_IMAGE)
  client.wait_for_kubeapi

  info 'applying the default cluster admin service account and role'
  client.kubectl(DEFAULT_CLUSTER_ADMIN_ROLE)
  client.kubectl(DEFAULT_CLUSTER_ADMIN_BINDING)

  info 'attempting to bootstrap the cluster configuration'
  client.kubectl(generate_bootstrap_config)
  client.kubectl(generate_bootstrap_job(image))

  info 'waiting for the bootstrap to complete successfully'
  name = BOOTSTRAP_NAME
  namespace = BOOTSTRAP_NAMESPACE

  client.wait(name, namespace, 'jobs', version: 'batch/v1', interval: 10, timeout: 500) do |x|
    x.status.nil? || x.status['succeeded'] <= 0 ? false : true
  end
  info 'bootstrap has successfully completed'

  info 'waiting for grafana ingress load balancer to be provisioned'
  # @step: wait for the ingress to appaar and provision and grab the address
  @client.wait('loki-grafana', 'loki', 'ingresses', version: 'extensions/v1beta1') do |x|
    x.status.loadBalancer.ingress.empty? ? false : true
  end
end