Class: OpenC3::CleanupMicroservice

Inherits:
Microservice show all
Defined in:
lib/openc3/microservices/cleanup_microservice.rb

Direct Known Subclasses

ScopeCleanupMicroservice

Instance Attribute Summary

Attributes inherited from Microservice

#count, #custom, #error, #logger, #microservice_status_thread, #name, #scope, #secrets, #state

Instance Method Summary collapse

Methods inherited from Microservice

#as_json, #microservice_cmd, run, #setup_microservice_topic

Constructor Details

#initialize(*args) ⇒ CleanupMicroservice 



30
31
32
33
34
35
36
 
# File 'lib/openc3/microservices/cleanup_microservice.rb', line 30

def initialize(*args)
  super(*args)
  @metric.set(name: 'cleanup_total', value: @count, type: 'counter')
  @delete_count = 0
  @metric.set(name: 'cleanup_delete_total', value: @delete_count, type: 'counter')
  @sleeper = Sleeper.new
end

Instance Method Details

#cleanup(areas, cleanup_poll_time) ⇒ Object 



38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
 
# File 'lib/openc3/microservices/cleanup_microservice.rb', line 38

def cleanup(areas, cleanup_poll_time)
  bucket = Bucket.getClient()
  while true
    break if @cancel_thread

    @state = 'GETTING_OBJECTS'
    start_time = Time.now
    areas.each do |prefix, retain_time|
      next unless retain_time
      time = start_time - retain_time
      oldest_list = BucketUtilities.files_between_time(ENV['OPENC3_LOGS_BUCKET'], prefix, nil, time)
      if oldest_list.length > 0
        @state = 'DELETING_OBJECTS'
        oldest_list.each_slice(1000) do |slice|
          # The delete_objects function utilizes an MD5 hash when verifying the checksums, which is not
          # FIPS compliant (https://github.com/aws/aws-sdk-ruby/issues/2645).
          # delete_object does NOT require an MD5 hash and will work on FIPS compliant systems. It is
          # probably less performant, but we can instead delete each item one at a time.
          # bucket.delete_objects(bucket: ENV['OPENC3_LOGS_BUCKET'], keys: slice)
          slice.each do |item|
            bucket.delete_object(bucket: ENV['OPENC3_LOGS_BUCKET'], key: item)
          end
          @logger.debug("Cleanup deleted #{slice.length} log files")
          @delete_count += slice.length
          @metric.set(name: 'cleanup_delete_total', value: @delete_count, type: 'counter')
        end
      end
    end

    @count += 1
    @metric.set(name: 'cleanup_total', value: @count, type: 'counter')

    @state = 'SLEEPING'
    break if @sleeper.sleep(cleanup_poll_time)
  end
end

#run ⇒ Object 



75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
 
# File 'lib/openc3/microservices/cleanup_microservice.rb', line 75

def run
  split_name = @name.split("__")
  target_name = split_name[-1]
  target = TargetModel.get_model(name: target_name, scope: @scope)

  areas = [
    ["#{@scope}/raw_logs/cmd/#{target_name}", target.cmd_log_retain_time],
    ["#{@scope}/decom_logs/cmd/#{target_name}", target.cmd_decom_log_retain_time],
    ["#{@scope}/raw_logs/tlm/#{target_name}", target.tlm_log_retain_time],
    ["#{@scope}/decom_logs/tlm/#{target_name}", target.tlm_decom_log_retain_time],
    ["#{@scope}/reduced_minute_logs/tlm/#{target_name}", target.reduced_minute_log_retain_time],
    ["#{@scope}/reduced_hour_logs/tlm/#{target_name}", target.reduced_hour_log_retain_time],
    ["#{@scope}/reduced_day_logs/tlm/#{target_name}", target.reduced_day_log_retain_time],
  ]

  cleanup(areas, target.cleanup_poll_time)
end

#shutdown ⇒ Object 



93
94
95
96
 
# File 'lib/openc3/microservices/cleanup_microservice.rb', line 93

def shutdown
  @sleeper.cancel
  super()
end