Class: TorClient

Inherits:
Object
  • Object
show all
Includes:
Process
Defined in:
lib/hopi/tor_client.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(torrc_path = nil) ⇒ TorClient

Returns a new instance of TorClient.



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# File 'lib/hopi/tor_client.rb', line 7

def initialize torrc_path=nil
  @torrc_path = torrc_path
  @torr_log_output = []
end

Instance Attribute Details

#tor_available ⇒ Object (readonly)

Returns the value of attribute tor_available.



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# File 'lib/hopi/tor_client.rb', line 5

def tor_available
  @tor_available
end

#tor_master ⇒ Object (readonly)

Returns the value of attribute tor_master.



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# File 'lib/hopi/tor_client.rb', line 5

def tor_master
  @tor_master
end

#tor_pid ⇒ Object (readonly)

Returns the value of attribute tor_pid.



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# File 'lib/hopi/tor_client.rb', line 5

def tor_pid
  @tor_pid
end

Instance Method Details

#down ⇒ Object 



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# File 'lib/hopi/tor_client.rb', line 16

def down
  @tor_master.close
  kill :QUIT, @tor_pid
  puts "🔻Killed Tor instance"
  true
end

#tor_available? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/hopi/tor_client.rb', line 12

def tor_available?
  find_executable 'tor'
end

#up ⇒ Object 



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# File 'lib/hopi/tor_client.rb', line 23

def up
  raise FailedToSpawnTor "[err] Tor executable is unavailable. Consider modifying your PATH env" unless tor_available?

  master, slave = PTY.open
  read,write = IO.pipe

  if @torrc_path.nil?
    pid = spawn "tor", :in=>read, :out=>slave
  else
    pid = spawn "tor -f #{torrc_path}", :in=>read, :out=>slave
  end

  read.close
  slave.close
  write.close
    
  puts "🤞Waiting for tor to spawn ..."

  loop do
    line = master.gets
    raise FailedToSpawnTor.new "[err] Failed to spawn tor process" if line.nil?
    raise FailedToSpawnTor.new line if ["[warn]", "[err]"].any?{|loglevel| line.include? loglevel}
    if line.include? "[notice] Bootstrapped 100% (done)"
      @tor_pid = pid
      @tor_master = master
      puts "🚀 Spawned tor process"
      return @tor_pid
    end
  end
end