/usr/lib/ruby/vendor_ruby/net/sftp/protocol/base.rb is in ruby-net-sftp 1:2.1.2-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 | require 'net/ssh/loggable'
require 'net/sftp/constants'
module Net; module SFTP; module Protocol
# The abstract superclass of the specific implementations for each supported
# SFTP protocol version. It implements general packet parsing logic, and
# provides a way for subclasses to send requests.
class Base
include Net::SSH::Loggable
include Net::SFTP::Constants
include Net::SFTP::Constants::PacketTypes
# The SFTP session object that acts as client to this protocol instance
attr_reader :session
# Create a new instance of a protocol driver, servicing the given session.
def initialize(session)
@session = session
self.logger = session.logger
@request_id_counter = -1
end
# Attept to parse the given packet. If the packet is of an unsupported
# type, an exception will be raised. Returns the parsed data as a hash
# (the keys in the hash are packet-type specific).
def parse(packet)
case packet.type
when FXP_STATUS then parse_status_packet(packet)
when FXP_HANDLE then parse_handle_packet(packet)
when FXP_DATA then parse_data_packet(packet)
when FXP_NAME then parse_name_packet(packet)
when FXP_ATTRS then parse_attrs_packet(packet)
else raise NotImplementedError, "unknown packet type: #{packet.type}"
end
end
private
# Send a new packet of the given type, and with the given data arguments.
# A new request identifier will be allocated to this request, and will
# be returned.
def send_request(type, *args)
@request_id_counter += 1
session.send_packet(type, :long, @request_id_counter, *args)
return @request_id_counter
end
end
end; end; end
|