Class: TSAdmin::TrafficServer

Inherits:
Object
  • Object
show all
Defined in:
lib/ts-admin/traffic_server.rb

Defined Under Namespace

Classes: RemapEntry, RemapError, ValidatingArray

Constant Summary collapse

MARKER_TEXT = 
"CONFIGURATION FROM TSADMIN"

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ TrafficServer

Returns a new instance of TrafficServer.



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# File 'lib/ts-admin/traffic_server.rb', line 56

def initialize(options={})
  @options = {
      'config_path' => '/etc/trafficserver',
      'restart_cmd' => '/etc/init.d/trafficserver restart'
    }.merge(options)
  @config_path = @options['config_path']
end

Instance Method Details

#new_remap_entry(type, from, to) ⇒ Object 



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# File 'lib/ts-admin/traffic_server.rb', line 69

def new_remap_entry(type, from, to)
  RemapEntry.new(self, type, from, to)
end

#remap_entries ⇒ Object 



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# File 'lib/ts-admin/traffic_server.rb', line 64

def remap_entries
  load unless defined?(@remap_entries)
  @remap_entries
end

#restart ⇒ Object 



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# File 'lib/ts-admin/traffic_server.rb', line 107

def restart
  `#{@options['restart_cmd']}`
end

#save ⇒ Object 



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# File 'lib/ts-admin/traffic_server.rb', line 73

def save
  own_config = ''
  own_config << "#{self.class.marker_begin}\n"
  remap_entries.each do |remap_entry|
    own_config << "#{remap_entry.type.to_s} #{remap_entry.from} #{remap_entry.to}\n"
  end
  own_config << "#{self.class.marker_end}\n"

  file_content = ''
  in_config_block = false
  own_config_written = false
  File.read(remap_path).each_line do |line|
    if line.strip == self.class.marker_begin
      in_config_block = true
      next
    elsif line.strip == self.class.marker_end
      in_config_block = false
      next
    end

    if in_config_block
      file_content << own_config unless own_config_written
      own_config_written = true
    else
      file_content << line
    end
  end
  file_content << own_config unless own_config_written

  remap_file = File.new(remap_path, 'w')
  remap_file.write(file_content)
  remap_file.close
end