Module: PWN::Plugins::Log

Defined in:
lib/pwn/plugins/log.rb

Overview

This plugin is used to instantiate a PWN logger with a custom message format

Defined Under Namespace

Classes: DebugStderrTee

Constant Summary collapse

TRACE_SKIP_METHODS = 
%i[
  authors help to_s inspect class object_id hash eql? == equal? !
  method public_send send __send__ instance_eval class_eval
  public_class_method private_class_method
  debug_on? debug_progress start_debug_session quiet_debug_tui!
  loud_debug_tui! budget_scar? effective_count safe_check
  rank_for_request usable_preference? cause_crumb
].freeze
TRACE_SKIP_PREFIXES = 
%w[
  PWN::Plugins::Log
  PWN::Plugins::REPL
  PWN::Banner
].freeze
DEFAULT_TRACE_PREFIXES = 
%w[
  PWN::AI::Agent::Loop
  PWN::AI::Agent::Dispatch
].freeze
SECRET_KEY_RX = 
/password|passwd|secret|token|api[_-]?key|authorization|bearer|cookie|session[_-]?id|private[_-]?key|decryptor|credential|ssh[_-]?key|client[_-]?secret|refresh[_-]?token|access[_-]?token|id[_-]?token|vault|csrf/i
SECRET_VALUE_RX = 
%r{
  -----BEGIN\ [A-Z ]*PRIVATE\ KEY----- |
  Bearer\s+[A-Za-z0-9\-._~+/]+=* |
  \beyJ[A-Za-z0-9\-_]+\.[A-Za-z0-9\-_]+\.[A-Za-z0-9\-_]+ |
  \b(?:sk|rk|pk|xai|xox[baprs]|ghp|gho|ghu|ghs|ghr|glpat|AKIA|ASIA|ya29)[-_][A-Za-z0-9\-_]{16,} |
  \b(?:api[_-]?key|token|secret|password|passwd)\s*[:=]\s*\S+
}ix
DEBUG_VALUE_MAX = 
240
DEBUG_ARGS_MAX = 
1_800

Class Method Summary collapse

Class Method Details

.append(opts = {}) ⇒ Object

Supported Method Parameters

PWN::Log.create( )



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# File 'lib/pwn/plugins/log.rb', line 44

public_class_method def self.append(opts = {})
  level = opts[:level].to_s.downcase.to_sym
  msg = opts[:msg]
  which_self = opts[:which_self].to_s

  driver_name = File.basename($PROGRAM_NAME)

  # Only attempt to exit gracefully if level == :error
  exit_gracefully = false

  # Define Date / Time Format
  datetime_str = '%Y-%m-%d %H:%M:%S.%N%z'

  # Always append to log file
  if level == :learning
    session = SecureRandom.hex
    log_file_path = "/tmp/pwn-ai-#{session}.json" if level == :learning
    log_file = File.open(log_file_path, 'w')
  else
    log_file_path = '/tmp/pwn.log'
    log_file = File.open(log_file_path, 'a')
  end

  # Leave 10 "old" log files where
  # each file is ~ 1,024,000 bytes
  logger = Logger.new(
    log_file,
    10,
    1_024_000
  )
  logger.datetime_format = datetime_str

  case level
  when :debug
    logger.level = Logger::DEBUG
  when :error
    logger.level = Logger::ERROR
    exit_gracefully = true unless driver_name == 'pwn'
    puts "\nERROR: See #{log_file_path} for more details." if driver_name == 'pwn'
  when :fatal
    logger.level = Logger::FATAL
    puts "\n FATAL ERROR: See #{log_file_path} for more details." if driver_name == 'pwn'
  when :info, :learning
    logger.level = Logger::INFO
  when :unknown
    logger.level = Logger::UNKNOWN
  when :warn
    logger.level = Logger::WARN
  else
    level_error = "ERROR: Invalid log level. Valid options are:\n"
    level_error += ":debug\n:error\n:fatal\n:info\n:learning\n:unknown\n:warn\n"
    raise level_error
  end

  if level == :learning
    log_event = msg
    logger.formatter = proc do |_severity, _datetime, _progname, learning_arr|
      JSON.pretty_generate(
        learning_data: learning_arr
      )
    end
  else
    log_event = "driver: #{driver_name}"

    if msg.instance_of?(Interrupt)
      logger.level = Logger::WARN
      note_interrupt!(where: 'CTRL+C', which_self: which_self) if debug_enabled?
      if driver_name == 'pwn'
        log_event += ' => CTRL+C Detected.'
      else
        log_event += ' => CTRL+C Detected...Exiting Session.'
        exit_gracefully = true unless driver_name == 'pwn'
      end
    else
      log_event += " => #{PWN::Redaction.redact(value: msg)}"
      if msg.respond_to?('backtrace') && !msg.instance_of?(Errno::ECONNRESET)
        log_event += " => \n\t#{msg.backtrace.join("\n\t")}"
        log_event += "\n\n\n"
      end
    end
  end

  logger.add(logger.level, PWN::Redaction.redact(value: log_event), PWN::Redaction.redact(value: which_self))
  logger.close
rescue Interrupt
  note_interrupt!(where: 'CTRL+C', which_self: self) if debug_enabled?
  puts "\n#{self}.#{__method__} => Goodbye."
rescue StandardError => e
  raise e
end

.authors ⇒ Object

Author(s)

0day Inc. [email protected]



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# File 'lib/pwn/plugins/log.rb', line 773

public_class_method def self.authors
  "AUTHOR(S):
    0day Inc. <[email protected]>
  "
end

.capture_stderr!(opts = {}) ⇒ Object 



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# File 'lib/pwn/plugins/log.rb', line 330

public_class_method def self.capture_stderr!(opts = {})
  return unless debug_enabled?
  return if Thread.current[:pwn_log_stderr]

  return if @stderr_redaction_overflow

  text = opts[:text].to_s
  return if text.empty?
  return if (text: text)

  Thread.current[:pwn_log_stderr] = true
  begin
    io = @debug_file
    return if io.nil? || (io.respond_to?(:closed?) && io.closed?)

    @stderr_redaction_buffer = @stderr_redaction_buffer.to_s + text.gsub(/\e\[[0-9;]*m/, '')
    buffer = @stderr_redaction_buffer
    if buffer.bytesize > 65_536
      clean = PWN::Redaction.token(kind: 'stream', value: buffer)
      @stderr_redaction_overflow = true
    else
      # A write may split a JWT/header; PEM bodies may span many writes.
      return unless buffer.end_with?("\n")
      return if buffer.match?(/-----BEGIN [A-Z ]*PRIVATE KEY-----/) && !buffer.match?(/-----END [A-Z ]*PRIVATE KEY-----/)

      clean = sanitize_debug_text(text: buffer)
    end
    @stderr_redaction_buffer = ''
    return if clean.strip.empty?
    return if (text: clean)

    io.write(clean.end_with?("\n") ? clean : "#{clean}\n")
    io.flush
  rescue StandardError
    nil
  ensure
    Thread.current[:pwn_log_stderr] = false
  end
  clean
end

.debug_dir(opts = {}) ⇒ Object 



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# File 'lib/pwn/plugins/log.rb', line 186

public_class_method def self.debug_dir(opts = {})
  override = opts[:dir] || ENV.fetch('PWN_DEBUG_DIR', nil)
  return override.to_s unless override.to_s.empty?

  File.join(Dir.home, '.pwn', 'logs')
end

.debug_enabled?(opts = {}) ⇒ Boolean

Returns:



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# File 'lib/pwn/plugins/log.rb', line 135

public_class_method def self.debug_enabled?(opts = {})
  return @debug_enabled == true if opts.is_a?(Hash)

  @debug_enabled == true
end

.debug_log_path(opts = {}) ⇒ Object 



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# File 'lib/pwn/plugins/log.rb', line 141

public_class_method def self.debug_log_path(opts = {})
  return @debug_path if opts.is_a?(Hash)

  @debug_path
end

.finish_request_log!(opts = {}) ⇒ Object 



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# File 'lib/pwn/plugins/log.rb', line 212

public_class_method def self.finish_request_log!(opts = {})
  return unless debug_enabled?
  return unless @debug_request_open || opts[:force] == true

  bits = [
    "footer iter=#{opts[:iter].to_i}",
    "tools_called=#{opts[:tools_called].to_i}",
    "engine_s=#{opts[:engine_s].to_f.round(3)}",
    "final_chars=#{opts[:final_chars].to_i}"
  ]
  bits << "nested=#{opts[:nested]}" unless opts[:nested].to_s.empty?
  progress(msg: bits.join(' '), which_self: self)
  @debug_request_open = false
  @debug_path
end

.help ⇒ Object

Display Usage for this Module



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# File 'lib/pwn/plugins/log.rb', line 781

public_class_method def self.help
  puts "USAGE:
    # Run append and return its result
    #{self}.append(
      level: 'required - level value consumed by #append',
      msg: 'optional - msg value consumed by #append',
      which_self: 'optional - which self value consumed by #append'
    )

    # Run debug enabled and return its result
    #{self}.debug_enabled?

    # Run debug log path and return its result
    #{self}.debug_log_path

    # Open a debug session. Request traces go to
    #{self}.start_debug(
      trace: 'optional - trace value consumed by #start_debug',
      path: 'required - filesystem path to read or write',
      tee: 'optional - tee value consumed by #start_debug',
      session_id: 'optional - session id value consumed by #start_debug',
      step_io: 'optional - step io value consumed by #start_debug',
      prefixes: 'optional - prefixes value consumed by #start_debug'
    )

    # Run trace enabled and return its result
    #{self}.trace_enabled?

    # Directory for request debug logs under PWN_DEBUG_DIR or ~/.pwn/logs.
    #{self}.debug_dir(
      dir: 'optional - override directory instead of PWN_DEBUG_DIR / ~/.pwn/logs'
    )

    # Run next request log and return its result
    #{self}.next_request_log!(
      force: 'optional - force value consumed by #next_request_log!',
      session_id: 'optional - session id value consumed by #next_request_log!'
    )

    # Run finish request log and return its result
    #{self}.finish_request_log!(
      force: 'optional - force value consumed by #finish_request_log!',
      iter: 'optional - iter value consumed by #finish_request_log!',
      tools_called: 'optional - tools called value consumed by #finish_request_log!',
      engine_s: 'optional - engine s value consumed by #finish_request_log!',
      final_chars: 'optional - final chars value consumed by #finish_request_log!',
      nested: 'optional - nested value consumed by #finish_request_log!'
    )

    # Run stop debug and return its result
    #{self}.stop_debug(
      reason: 'required - reason value consumed by #stop_debug'
    )

    # Run capture stderr and return its result
    #{self}.capture_stderr!(
      text: 'required - text value consumed by #capture_stderr!'
    )

    # Spinner frames stay on the TTY; never persist them in the RN log
    #{self}.spinner_frame?(
      text: 'optional - text value consumed by #spinner_frame?'
    )

    # Run raw stderr and return its result
    #{self}.raw_stderr

    # Run quiet tui and return its result
    #{self}.quiet_tui!(
      skip: 'optional - skip value consumed by #quiet_tui!'
    )

    # Run loud tui and return its result
    #{self}.loud_tui!(
      skip: 'optional - skip value consumed by #loud_tui!'
    )

    # One progress line to the debug file and the TUI tee (same payload)
    #{self}.progress(
      msg: 'optional - msg value consumed by #progress',
      which_self: 'optional - which self value consumed by #progress (defaults to self)',
      keep_newlines: 'optional - keep newlines value consumed by #progress',
      cap: 'optional - cap value consumed by #progress',
      tee: 'optional - tee value consumed by #progress'
    )

    # Run note interrupt and return its result
    #{self}.note_interrupt!(
      where: 'required - where value consumed by #note_interrupt!',
      which_self: 'optional - which self value consumed by #note_interrupt! (defaults to self)'
    )

    # Run note exception and return its result
    #{self}.note_exception!(
      error: 'optional - error value consumed by #note_exception!',
      where: 'required - where value consumed by #note_exception!',
      which_self: 'optional - which self value consumed by #note_exception! (defaults to self)'
    )

    # Clone operator-visible TUI rows into the open RN request log (no ANSI)
    #{self}.mirror_tui!(
      msg: 'optional - msg value consumed by #mirror_tui!'
    )

    # Run start trace and return its result
    #{self}.start_trace!(
      prefixes: 'optional - prefixes value consumed by #start_trace!'
    )

    # Run stop trace and return its result
    #{self}.stop_trace!(
      skip: 'optional - skip value consumed by #stop_trace!'
    )

    # Run wait trace step and return its result
    #{self}.wait_trace_step!(
      nested: 'optional - nested value consumed by #wait_trace_step!',
      label: 'required - label value consumed by #wait_trace_step!'
    )

    # Print the AUTHOR(S) string for this module.
    #{self}.authors
  "
  constants.sort
end

.loud_tui!(opts = {}) ⇒ Object 



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# File 'lib/pwn/plugins/log.rb', line 456

public_class_method def self.loud_tui!(opts = {})
  return if opts[:skip]

  @debug_tui_quiet = false
end

.mirror_tui!(opts = {}) ⇒ Object

Clone operator-visible TUI rows into the open RN request log (no ANSI). Used for [ ts → pwn-ai → tool ] / → result / task briefs so the file matches what the operator saw without needing a TracePoint dump.



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# File 'lib/pwn/plugins/log.rb', line 549

public_class_method def self.mirror_tui!(opts = {})
  return unless debug_enabled?
  return unless opts.is_a?(Hash)

  text = opts[:msg].to_s
  text = text.gsub(/\e\[[0-9;]*m/, '')
  text = sanitize_debug_text(text: text)
  return if text.strip.empty?

  begin
    io = @debug_file
    return if io.nil? || (io.respond_to?(:closed?) && io.closed?)

    io.write(text.end_with?("\n") ? text : "#{text}\n")
    io.flush
  rescue StandardError
    return
  end
  text
end

.next_request_log!(opts = {}) ⇒ Object 



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# File 'lib/pwn/plugins/log.rb', line 193

public_class_method def self.next_request_log!(opts = {})
  return unless debug_enabled?
  return @debug_path if @debug_request_open && opts[:force] != true

  sid = sanitize_debug_session_id(session_id: opts[:session_id])
  sid = @debug_session_id if sid.empty?
  sid = 'nosession' if sid.empty?
  @debug_session_id = sid
  n = next_debug_request_n(session_id: sid)
  dir = debug_dir
  FileUtils.mkdir_p(dir, mode: 0o700)
  path = File.join(dir, "pwn-ai-DEBUG-#{sid}-R#{n}.log")
  open_debug_file!(path: path)
  @debug_req_n = n
  @debug_request_open = true
  progress(msg: "request log R#{n} path=#{path}", which_self: self)
  path
end

.note_exception!(opts = {}) ⇒ Object 



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# File 'lib/pwn/plugins/log.rb', line 529

public_class_method def self.note_exception!(opts = {})
  return false unless debug_enabled?

  err = opts[:error]
  return false unless err.respond_to?(:message)

  where = opts[:where].to_s
  where = 'Loop.run' if where.empty?
  bt = Array(err.backtrace).join("\n")
  progress(
    msg: "exception #{where} #{err.class}: #{err.message}\n#{bt}",
    which_self: opts[:which_self] || self,
    keep_newlines: true,
    cap: 0
  )
end

.note_interrupt!(opts = {}) ⇒ Object 



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# File 'lib/pwn/plugins/log.rb', line 497

public_class_method def self.note_interrupt!(opts = {})
  return false unless debug_enabled?

  where = opts[:where].to_s
  where = 'CTRL+C' if where.empty?
  # CTRL+C can land mid-progress (HTTP spinner tee, tool row mirror).
  # Clear the reentrancy latch so the Interrupt stamp always lands in the
  # open RN file before the ensure footer / process unwind.
  Thread.current[:pwn_log_progress] = false
  at = Time.now
  local_ts = at.strftime('%Y-%m-%d %H:%M:%S.%L%z')
  msg = "Interrupt #{where} at=#{at.utc.iso8601(3)}"
  which = opts[:which_self] || self
  # Prefer the normal DEBUG stamp path; fall back to a direct file write
  # if progress is still unavailable for any reason.
  ok = progress(msg: msg, which_self: which)
  unless ok
    begin
      who = which.is_a?(Module) ? (which.name || which.to_s) : which.to_s
      line = "[DEBUG #{local_ts}] #{who} #{msg}".strip
      @debug_file&.puts(sanitize_debug_text(text: line))
      @debug_file&.flush
      ok = true
    rescue StandardError
      ok = false
    end
  end
  # Also clone the operator-facing TUI shape into the RN file.
  mirror_tui!(msg: "[ #{local_ts} → pwn-ai → Interrupt ] #{where}")
  ok
end

.progress(opts = {}) ⇒ Object

One progress line to the debug file and the TUI tee (same payload).



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# File 'lib/pwn/plugins/log.rb', line 463

public_class_method def self.progress(opts = {})
  return false unless debug_enabled?
  return false if Thread.current[:pwn_log_progress]

  Thread.current[:pwn_log_progress] = true
  msg = sanitize_debug_text(text: opts[:msg].to_s)
  which = opts[:which_self] || self
  line = format_progress(
    msg: msg,
    which_self: which,
    keep_newlines: opts[:keep_newlines],
    cap: opts[:cap]
  )
  begin
    @debug_file&.puts(line)
    @debug_file&.flush
  rescue StandardError
    nil
  end
  tee = opts.key?(:tee) ? opts[:tee] : @debug_tee
  if !@debug_tui_quiet && tee.respond_to?(:puts)
    begin
      tee.puts(color_progress(line: line))
      tee.flush if tee.respond_to?(:flush)
      $stdout.flush if $stdout.respond_to?(:flush)
    rescue StandardError
      nil
    end
  end
  true
ensure
  Thread.current[:pwn_log_progress] = false
end

.quiet_tui!(opts = {}) ⇒ Object 



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# File 'lib/pwn/plugins/log.rb', line 450

public_class_method def self.quiet_tui!(opts = {})
  return if opts[:skip]

  @debug_tui_quiet = true
end

.raw_stderr(opts = {}) ⇒ Object 



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# File 'lib/pwn/plugins/log.rb', line 381

public_class_method def self.raw_stderr(opts = {})
  return @debug_stderr_orig if opts.is_a?(Hash) && @debug_stderr_orig

  $stderr
end

.spinner_frame?(opts = {}) ⇒ Boolean

Spinner frames stay on the TTY; never persist them in the RN log.

Returns:



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# File 'lib/pwn/plugins/log.rb', line 372

public_class_method def self.(opts = {})
  raw = opts[:text].to_s
  return false if raw.empty?

  stripped = raw.gsub(/\e\[[0-9;?]*[A-Za-z]/, '').delete("\r").delete("\b")
  stripped = stripped.gsub(/[\u2800-\u28FF]/, '')
  stripped.strip.empty?
end

.start_debug(opts = {}) ⇒ Object

Open a debug session. Request traces go to /tmp/pwn-ai-DEBUG-<session_id>-RN.log via next_request_log!. opts is a test override that writes to one file.



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# File 'lib/pwn/plugins/log.rb', line 150

public_class_method def self.start_debug(opts = {})
  want_trace = opts[:trace] == true
  if debug_enabled? && opts[:path].to_s.empty?
    @debug_tee = opts[:tee] if opts.key?(:tee)
    sid = sanitize_debug_session_id(session_id: opts[:session_id])
    @debug_session_id = sid unless sid.empty?
    @debug_step_io = opts[:step_io] if opts.key?(:step_io)
    apply_trace!(trace: want_trace, prefixes: opts[:prefixes]) if want_trace
    return @debug_path
  end

  stop_trace! if @debug_tp
  path = opts[:path].to_s
  @debug_tee = opts[:tee]
  @debug_tui_quiet = false
  @debug_enabled = true
  @debug_session_id = sanitize_debug_session_id(session_id: opts[:session_id])
  @debug_req_n = 0
  @debug_request_open = false
  @debug_step_io = opts[:step_io]
  if path.empty?
    close_debug_file!
    @debug_path = nil
  else
    open_debug_file!(path: path)
  end
  apply_trace!(trace: want_trace, prefixes: opts[:prefixes])
  install_stderr_tee!
  progress(msg: 'debug session start', which_self: self) if @debug_file
  @debug_path
end

.start_trace!(opts = {}) ⇒ Object 



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# File 'lib/pwn/plugins/log.rb', line 699

public_class_method def self.start_trace!(opts = {})
  return @debug_tp if @debug_tp && opts.is_a?(Hash)

  prefixes = Array(opts[:prefixes] || DEFAULT_TRACE_PREFIXES).map(&:to_s)
  prefixes = DEFAULT_TRACE_PREFIXES if prefixes.empty?
  @debug_tp = TracePoint.new(:call) do |tp|
    next unless debug_enabled?
    next unless traceable?(tp: tp, prefixes: prefixes)

    progress(
      msg: format_trace_call(tp: tp),
      which_self: ''
    )
  rescue StandardError
    nil
  end
  @debug_tp.enable
  @debug_trace = true
  @debug_tp
end

.stop_debug(opts = {}) ⇒ Object 



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# File 'lib/pwn/plugins/log.rb', line 228

public_class_method def self.stop_debug(opts = {})
  reason = opts[:reason].to_s if opts.is_a?(Hash)
  if debug_enabled?
    tail = reason.to_s.empty? ? 'debug session stop' : "debug session stop reason=#{reason}"
    progress(msg: tail, which_self: self)
  end
  stop_trace!
  path = @debug_path
  close_debug_file!
  @debug_path = nil
  @debug_session_id = nil
  @debug_req_n = nil
  @debug_request_open = false
  @debug_tee = nil
  @debug_tui_quiet = false
  @debug_enabled = false
  @debug_step = false
  @debug_step_io = nil
  remove_stderr_tee!
  path
end

.stop_trace!(opts = {}) ⇒ Object 



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# File 'lib/pwn/plugins/log.rb', line 720

public_class_method def self.stop_trace!(opts = {})
  return if opts[:skip]

  @debug_tp&.disable
  @debug_tp = nil
  @debug_trace = false
  @debug_step = false
end

.trace_enabled? ⇒ Boolean

Returns:



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# File 'lib/pwn/plugins/log.rb', line 182

public_class_method def self.trace_enabled?
  @debug_trace == true
end

.wait_trace_step!(opts = {}) ⇒ Object 



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# File 'lib/pwn/plugins/log.rb', line 729

public_class_method def self.wait_trace_step!(opts = {})
  return unless debug_enabled?
  return unless @debug_step
  return if opts[:nested]

  io = @debug_step_io || $stdin
  return unless io.respond_to?(:gets)
  return if io.equal?($stdin) && !$stdin.tty?

  label = opts[:label].to_s
  label = 'loop' if label.empty?
  progress(msg: "trace step #{label} — Press ENTER to Continue...", which_self: self, tee: nil)
  prompt_trace_enter!
  io.gets
  true
rescue StandardError
  nil
end