Class: KubernetesDeploy::DaemonSet

Inherits:
PodSetBase show all
Defined in:
lib/kubernetes-deploy/kubernetes_resource/daemon_set.rb

Constant Summary collapse

TIMEOUT = 
5.minutes

Constants inherited from KubernetesResource

KubernetesResource::DEBUG_RESOURCE_NOT_FOUND_MESSAGE, KubernetesResource::DISABLED_EVENT_INFO_MESSAGE, KubernetesResource::DISABLED_LOG_INFO_MESSAGE, KubernetesResource::DISABLE_FETCHING_EVENT_INFO, KubernetesResource::DISABLE_FETCHING_LOG_INFO, KubernetesResource::LOG_LINE_COUNT, KubernetesResource::STANDARD_TIMEOUT_MESSAGE, KubernetesResource::TIMEOUT_OVERRIDE_ANNOTATION, KubernetesResource::UNUSUAL_FAILURE_MESSAGE

Instance Attribute Summary collapse

Attributes inherited from KubernetesResource

#context, #deploy_started_at, #name, #namespace, #type

Instance Method Summary collapse

Methods inherited from PodSetBase

#failure_message, #fetch_events, #timeout_message

Methods inherited from KubernetesResource

build, #debug_message, #deploy_method, #deploy_started?, #deploy_timed_out?, #failure_message, #fetch_events, #file_path, #id, #initialize, #kubectl, #pretty_status, #pretty_timeout_type, #report_status_to_statsd, #status, #sync_debug_info, timeout, #timeout, #timeout_message, #timeout_override, #validate_definition, #validation_error_msg, #validation_failed?

Constructor Details

This class inherits a constructor from KubernetesDeploy::KubernetesResource

Instance Attribute Details

#pods ⇒ Object (readonly)

Returns the value of attribute pods.



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# File 'lib/kubernetes-deploy/kubernetes_resource/daemon_set.rb', line 6

def pods
  @pods
end

Instance Method Details

#deploy_failed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kubernetes-deploy/kubernetes_resource/daemon_set.rb', line 35

def deploy_failed?
  pods.present? && pods.any?(&:deploy_failed?)
end

#deploy_succeeded? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kubernetes-deploy/kubernetes_resource/daemon_set.rb', line 29

def deploy_succeeded?
  @rollout_data["desiredNumberScheduled"].to_i == @rollout_data["currentNumberScheduled"].to_i &&
  @rollout_data["desiredNumberScheduled"].to_i == @rollout_data["numberReady"].to_i &&
  @current_generation == @observed_generation
end

#exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kubernetes-deploy/kubernetes_resource/daemon_set.rb', line 44

def exists?
  @found
end

#fetch_logs ⇒ Object 



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# File 'lib/kubernetes-deploy/kubernetes_resource/daemon_set.rb', line 39

def fetch_logs
  most_useful_pod = @pods.find(&:deploy_failed?) || @pods.find(&:deploy_timed_out?) || @pods.first
  most_useful_pod.fetch_logs
end

#sync ⇒ Object 



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# File 'lib/kubernetes-deploy/kubernetes_resource/daemon_set.rb', line 8

def sync
  raw_json, _err, st = kubectl.run("get", type, @name, "--output=json")
  @found = st.success?

  if @found
    daemonset_data = JSON.parse(raw_json)
    @current_generation = daemonset_data["metadata"]["generation"]
    @observed_generation = daemonset_data["status"]["observedGeneration"]
    @rollout_data = daemonset_data["status"]
      .slice("currentNumberScheduled", "desiredNumberScheduled", "numberReady")
    @status = @rollout_data.map { |state_replicas, num| "#{num} #{state_replicas}" }.join(", ")
    @pods = find_pods(daemonset_data)
  else # reset
    @rollout_data = { "currentNumberScheduled" => 0 }
    @current_generation = 1 # to make sure the current and observed generations are different
    @observed_generation = 0
    @status = nil
    @pods = []
  end
end