Class: GroongaQueryLog::Command::CheckCrash::Checker

Inherits:
Object
  • Object
show all
Defined in:
lib/groonga-query-log/command/check-crash.rb

Instance Method Summary collapse

Constructor Details

#initialize(log_paths) ⇒ Checker

Returns a new instance of Checker.



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# File 'lib/groonga-query-log/command/check-crash.rb', line 112

def initialize(log_paths)
  split_log_paths(log_paths)
end

Instance Method Details

#check ⇒ Object 



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# File 'lib/groonga-query-log/command/check-crash.rb', line 116

def check
  processes = ProcessEnumerator.new(@general_log_paths)
  processes.each do |process|
    need_query_log_parsing = true
    if process.successfully_finished?
      need_query_log_parsing = false
      p [:process,
         :success,
         process.start_time.iso8601,
         process.last_time.iso8601,
         process.pid,
         process.start_log_path,
         process.last_log_path]
    elsif process.crashed?
      p [:process,
         :crashed,
         process.start_time.iso8601,
         process.last_time.iso8601,
         process.pid,
         process.start_log_path,
         process.last_log_path]
    else
      p [:process,
         :unfinished,
         process.start_time.iso8601,
         process.pid,
         process.start_log_path]
    end

    unless process.n_leaks.zero?
      p [:leak,
         process.n_leaks,
         process.last_time.iso8601,
         process.pid,
         process.last_log_path]
    end

    unless process.important_entries.empty?
      puts("Important entries:")
      process.important_entries.each_with_index do |entry, i|
        puts("#{entry.timestamp.iso8601}: " +
             "#{entry.log_level}: " +
             "#{entry.message}")
      end
    end

    next unless need_query_log_parsing

    start = process.start_time
    last = process.last_time
    @flushed = nil
    @unflushed_statistics = []
    query_log_parser = Parser.new
    query_log_parser.parse_paths(@query_log_paths) do |statistic|
      next if statistic.start_time < start
      break if statistic.start_time > last
      check_query_log_statistic(query_log_parser.current_path,
                                statistic)
    end
    parsing_statistics = query_log_parser.parsing_statistics
    target_parsing_statistics = parsing_statistics.reject do |statistic|
      statistic.start_time < start
    end
    unless target_parsing_statistics.empty?
      puts("Running queries:")
      target_parsing_statistics.each do |statistic|
        puts("#{statistic.start_time.iso8601}:")
        puts(statistic.command.to_command_format(pretty_print: true))
      end
    end
    unless @unflushed_statistics.empty?
      puts("Unflushed commands in #{start.iso8601}/#{last.iso8601}")
      @unflushed_statistics.each do |statistic|
        puts("#{statistic.start_time.iso8601}: #{statistic.raw_command}")
      end
    end
  end
end