Class: Bosh::Director::Jobs::CloudCheck::ScanAndFix

Inherits:
BaseJob show all
Includes:
LockHelper
Defined in:
lib/bosh/director/jobs/cloud_check/scan_and_fix.rb

Instance Attribute Summary collapse

Attributes inherited from BaseJob

#task_id

Class Method Summary collapse

Instance Method Summary collapse

Methods included from LockHelper

#with_compile_lock, #with_deployment_lock, #with_release_lock, #with_release_locks, #with_stemcell_lock

Methods inherited from BaseJob

#begin_stage, #dns_manager, #event_manager, #logger, perform, #result_file, schedule_message, #single_step_stage, #task_cancelled?, #task_checkpoint, #track_and_log, #username

Constructor Details

#initialize(deployment_name, jobs, fix_stateful_jobs = false) ⇒ ScanAndFix

Returns a new instance of ScanAndFix.



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# File 'lib/bosh/director/jobs/cloud_check/scan_and_fix.rb', line 18

def initialize(deployment_name, jobs, fix_stateful_jobs=false)
  @deployment_manager = Api::DeploymentManager.new
  @instance_manager = Bosh::Director::Api::InstanceManager.new
  @deployment = @deployment_manager.find_by_name(deployment_name)
  @jobs = jobs # [[j1, i1], [j1, i2], [j2, i1], [j2, i2], ...]
  @fix_stateful_jobs = fix_stateful_jobs
end

Instance Attribute Details

#filtered_jobs ⇒ Object (readonly)

Returns the value of attribute filtered_jobs.



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

def filtered_jobs
  @filtered_jobs
end

Class Method Details

.job_type ⇒ Object 



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# File 'lib/bosh/director/jobs/cloud_check/scan_and_fix.rb', line 14

def self.job_type
  :cck_scan_and_fix
end

Instance Method Details

#perform ⇒ Object 



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# File 'lib/bosh/director/jobs/cloud_check/scan_and_fix.rb', line 26

def perform
  jobs = filtered_jobs

  resolved_problems = 0
  error_message = nil

  begin
    with_deployment_lock(@deployment, :timeout => 0) do

      scanner = ProblemScanner::Scanner.new(@deployment)
      scanner.reset(jobs)
      scanner.scan_vms(jobs)

      resolver = ProblemResolver.new(@deployment)
      resolved_problems, error_message = resolver.apply_resolutions(resolutions(jobs))

      if resolved_problems > 0
        PostDeploymentScriptRunner.run_post_deploys_after_resurrection(@deployment)
      end
    end

    if error_message
      raise Bosh::Director::ProblemHandlerError, error_message
    end

    'scan and fix complete'
  rescue Lock::TimeoutError
    raise 'Unable to get deployment lock, maybe a deployment is in progress. Try again later.'
  end
end

#resolutions(jobs) ⇒ Object 



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# File 'lib/bosh/director/jobs/cloud_check/scan_and_fix.rb', line 57

def resolutions(jobs)
  all_resolutions = {}
  jobs.each do |job, index|
    instance = @instance_manager.find_by_name(@deployment, job, index)
    next if instance.resurrection_paused || instance.ignore
    problems = Models::DeploymentProblem.filter(deployment: @deployment, resource_id: instance.id, state: 'open')
    problems.each do |problem|
      if problem.type == 'unresponsive_agent' || problem.type == 'missing_vm'
        all_resolutions[problem.id.to_s] = :recreate_vm
      end
    end
  end

  all_resolutions
end