Class: Bosh::Director::Jobs::VmState

Inherits:
BaseJob show all
Defined in:
lib/bosh/director/jobs/vm_state.rb

Constant Summary collapse

TIMEOUT = 
5

Instance Attribute Summary

Attributes inherited from BaseJob

#task_id

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from BaseJob

#begin_stage, #event_log, #logger, perform, #result_file, #single_step_stage, #task_cancelled?, #task_checkpoint, #track_and_log

Constructor Details

#initialize(deployment_id, format) ⇒ VmState

Returns a new instance of VmState.

Parameters:

  • deployment_id (Integer) —

    Deployment id



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# File 'lib/bosh/director/jobs/vm_state.rb', line 15

def initialize(deployment_id, format)
  @deployment_id = deployment_id
  @format = format
end

Class Method Details

.job_type ⇒ Object 



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# File 'lib/bosh/director/jobs/vm_state.rb', line 10

def self.job_type
  :vms
end

Instance Method Details

#perform ⇒ Object 



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# File 'lib/bosh/director/jobs/vm_state.rb', line 20

def perform
  @domain = Models::Dns::Domain.find(name: Config.dns_domain_name, type: "NATIVE") if Config.dns_enabled?
  
  vms = Models::Vm.filter(:deployment_id => @deployment_id)
  ThreadPool.new(:max_threads => Config.max_threads).wrap do |pool|
    vms.each do |vm|
      pool.process do
        vm_state = process_vm(vm)
        result_file.write(vm_state.to_json + "\n")
      end
    end
  end

  # task result
  nil
end

#process_vm(vm) ⇒ Object 



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# File 'lib/bosh/director/jobs/vm_state.rb', line 37

def process_vm(vm)
  ips = []
  dns_records = []
  job_name = nil
  job_state = nil
  resource_pool = nil
  job_vitals = nil
  job_index = nil

  begin
    agent = AgentClient.with_defaults(vm.agent_id, :timeout => TIMEOUT)
    agent_state = agent.get_state(@format)
    agent_state["networks"].each_value do |network|
      ips << network["ip"]
    end

    job_index = get_index(agent_state)

    job_name = agent_state["job"]["name"] if agent_state["job"]
    job_state = agent_state["job_state"]
    if agent_state["resource_pool"]
      resource_pool = agent_state["resource_pool"]["name"]
    end
    if agent_state["vitals"]
      job_vitals = agent_state["vitals"]
    end
  rescue Bosh::Director::RpcTimeout
    job_state = "unresponsive agent"
  end

  if @domain
    ips.each do |ip|
      records = Models::Dns::Record.filter(domain_id: @domain.id, type: "A", content: ip)
      dns_records << records.collect { |record| record.name } unless records.empty?
    end
  end

  {
    :vm_cid => vm.cid,
    :ips => ips,
    :dns => dns_records.flatten,
    :agent_id => vm.agent_id,
    :job_name => job_name,
    :index => job_index,
    :job_state => job_state,
    :resource_pool => resource_pool,
    :vitals => job_vitals,
    :resurrection_paused => vm.instance ? vm.instance.resurrection_paused  : nil,
  }
end