Class: Peephole::Logline

Inherits:
Object
  • Object
show all
Defined in:
app/models/peephole/logline.rb

Defined Under Namespace

Modules: TYPE

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(line, num) ⇒ Logline

Returns a new instance of Logline.



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# File 'app/models/peephole/logline.rb', line 63

def initialize(line, num)
  self.num = num

  case line
  when / Started (\w+) "(.+)" .+ at (.+)/
    self.method = $1
    self.target = $2
    self.started_at = Time.parse($3)
    self.type = TYPE::STARTED
  when /   Parameters: ({.+})/
    params = JSON.parse($1.gsub('=>', ':'))
    params.dup.each do |k, v|
      if v.is_a?(Hash)
        v.each do |k2, v2|
          params["#{k}[#{k2}]"] = v2
        end
        params.delete(k)
      end
    end
    self.params = params
    self.type = TYPE::PARAMS
  when / Completed (\d+)/
    self.status = $1
    self.type = TYPE::COMPLETED
  end
  if line =~ /\[(\w+\-\w+\-\w+\-\w+\-\w+)\] /
    self.uuid = $1
  end
end

Instance Attribute Details

#method ⇒ Object

Returns the value of attribute method.



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# File 'app/models/peephole/logline.rb', line 4

def method
  @method
end

#num ⇒ Object

Returns the value of attribute num.



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# File 'app/models/peephole/logline.rb', line 3

def num
  @num
end

#params ⇒ Object

Returns the value of attribute params.



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# File 'app/models/peephole/logline.rb', line 5

def params
  @params
end

#started_at ⇒ Object

Returns the value of attribute started_at.



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# File 'app/models/peephole/logline.rb', line 4

def started_at
  @started_at
end

#status ⇒ Object

Returns the value of attribute status.



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# File 'app/models/peephole/logline.rb', line 6

def status
  @status
end

#target ⇒ Object

Returns the value of attribute target.



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# File 'app/models/peephole/logline.rb', line 4

def target
  @target
end

#type ⇒ Object

Returns the value of attribute type.



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# File 'app/models/peephole/logline.rb', line 3

def type
  @type
end

#uuid ⇒ Object

Returns the value of attribute uuid.



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# File 'app/models/peephole/logline.rb', line 3

def uuid
  @uuid
end

Class Method Details

.each(path, page, &block) ⇒ Object 



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# File 'app/models/peephole/logline.rb', line 52

def each(path, page, &block)
  iterator = case path.to_s
  when /\.gz\z/
    Zlib::GzipReader.open(path).each
  else
    IO.foreach(path)
  end
  iterator.with_index(&block)
end

.first(page) ⇒ Object 



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# File 'app/models/peephole/logline.rb', line 15

def first(page)
  (page - 1) * Peephole.config.paginates_per
end

.last(page) ⇒ Object 



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# File 'app/models/peephole/logline.rb', line 19

def last(page)
  page * Peephole.config.paginates_per
end

.parse(line, i, loglines, logmap) ⇒ Object 



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# File 'app/models/peephole/logline.rb', line 38

def parse(line, i, loglines, logmap)
  logline = new(line, i)
  case logline.type
  when TYPE::STARTED
    logmap[logline.uuid] = logline if logline.uuid.present?
  when TYPE::PARAMS
    line = logmap[logline.uuid].presence || logline
    line.params = logline.params
    loglines << line
  when TYPE::COMPLETED
    logmap[logline.uuid].try(:status=, logline.status)
  end
end

.where(path, page) ⇒ Object 



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# File 'app/models/peephole/logline.rb', line 23

def where(path, page)
  loglines = []
  logmap = {}
  eof = true
  each(path, page) do |line, i|
    next if i < first(page)
    if i >= last(page)
      eof = false
      break
    end
    parse(line, i, loglines, logmap)
  end
  [loglines, eof]
end