Class: RailsLogParser::Line

Inherits:
Object
  • Object
show all
Defined in:
lib/rails_log_parser/line.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(parser, line) ⇒ Line

Returns a new instance of Line.



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# File 'lib/rails_log_parser/line.rb', line 6

def initialize(parser, line)
  @parser = parser
  @line = line.strip

  parse
end

Instance Attribute Details

#line ⇒ Object (readonly)

Returns the value of attribute line.



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# File 'lib/rails_log_parser/line.rb', line 4

def line
  @line
end

#parser ⇒ Object (readonly)

Returns the value of attribute parser.



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# File 'lib/rails_log_parser/line.rb', line 4

def parser
  @parser
end

Instance Method Details

#parse ⇒ Object 



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# File 'lib/rails_log_parser/line.rb', line 13

def parse
  return if line.empty?

  # empty log line
  match = line.match(/
    \A(?<severity_id>[DIWEFU]),\s                 # I,
    \[(?<datetime>[^\]]+)\s\#(?<pid>\d+)\]\s+     # [2021-11-26T13:11:01.255168 #10158]
    (?<severity_label>[A-Z]+)\s+--\s+[^:]*:\s+    # INFO -- :
    \[(?<id>[a-f0-9\-]{36})\]\s*                  # [b42b65ab-7985-4bc2-a5b5-1fb23e6ad940]
    \z/x)
  if match
    parser.empty_line(match)
    return
  end

  # normal log line
  match = line.match(/
    \A(?<severity_id>[DIWEFU]),\s                 # I,
    \[(?<datetime>[^\]]+)\s\#(?<pid>\d+)\]\s+     # [2021-11-26T13:11:01.255168 #10158]
    (?<severity_label>[A-Z]+)\s+--\s+[^:]*:\s+    # INFO -- :
    \[(?<id>[a-f0-9\-]{36})\]\s                   # [b42b65ab-7985-4bc2-a5b5-1fb23e6ad940]
    (?<message>.*)                                # Processing by Public::Controller
    \z/x)
  if match
    parser.request(match)
    return
  end

  match = line.match(/
    \A(?<severity_id>[DIWEFU]),\s                 # I,
    \[(?<datetime>[^\]]+)\s\#(?<pid>\d+)\]\s+     # [2021-11-26T13:11:01.255168 #10158]
    (?<severity_label>[A-Z]+)\s+--\s+[^:]*:\s+    # INFO -- :
    \[ActiveJob\]                                 # [ActiveJob]
    (?:\s\[[^\]]+\])?                             # [ActionMailer::Parameterized::DeliveryJob]
    \s\[(?<id>[^\]]+)\]\s                         # [09f4c08a-b92e-42e3-9046-7effcf87aa2f]
    (?<message>.*)                                # Performing ActionMailer::Parameterized::DeliveryJob
    \z/x)
  if match
    parser.active_job(match)
    return
  end

  match = line.match(/
    \A(?<severity_id>[DIWEFU]),\s                 # I,
    \[(?<datetime>[^\]]+)\s\#(?<pid>\d+)\]\s+     # [2021-11-26T13:11:01.255168 #10158]
    (?<severity_label>[A-Z]+)\s+--\s+[^:]*:\s     # INFO -- :
    (?<datetime2>[^\s]+)\s                        # 2021-11-26T13:51:30+0000:
    \[Worker[^\]]+\]\s                            # [Worker(delayed_job host:production pid:10411)]
    (?<message>.*)                                # Job GeoLocationSearch
    (?<id>\(id=\d+\)\s\([^)]+\))                  # (id=148781) (queue=default)
    (?<message2>.*)                               # RUNNING
    \z/x)
  if match
    parser.delayed_job(match)
    return
  end

  match = line.match(/
    \A(?<severity_id>[DIWEFU]),\s                 # I,
    \[(?<datetime>[^\]]+)\s\#(?<pid>\d+)\]\s+     # [2021-11-26T13:11:01.255168 #10158]
    (?<severity_label>[A-Z]+)\s+--\s+[^:]*:\s     # INFO -- :
    (?<datetime2>[^\s]+)\s                        # 2021-11-26T13:51:30+0000:
    \[Worker[^\]]+\]\s                            # [Worker(delayed_job host:production pid:10411)]
    (?:\d+\sjobs\sprocessed)|(?:Starting\sjob)    # 19 jobs processed
    (?:.*)                                        # at 2.8816
    \z/x)
  return if match

  # Warning or Message without request
  match = line.match(/
    \A(?<severity_id>[DIWEFU]),\s                 # I,
    \[(?<datetime>[^\]]+)\s\#(?<pid>\d+)\]\s+     # [2021-11-26T13:11:01.255168 #10158]
    (?<severity_label>[A-Z]+)\s+--\s+[^:]*:\s     # INFO -- :
    (?<message>.*)                                # Creating scope :for_tipster. Overwriting existing...
    \z/x)
  if match
    parser.without_request(match)
    return
  end

  match = line.match(/
    \A\[(?<id>[0-9a-fA-F]{8}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{12})\]\s? # [UUID]
    (?<message>.*)
    \z/x)
  if match
    parser.add_message(match)
    return
  end

  if parser.last_action&.error? || parser.last_action&.fatal? || parser.last_action&.active_job?
    parser.last_action.add_stacktrace(line)
    return
  end

  parser.not_parseable_lines.push(line)
end