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|
require "net/ftp"
require "test/unit"
require "ostruct"
require "stringio"
class FTPTest < Test::Unit::TestCase
SERVER_ADDR = "127.0.0.1"
def test_not_connected
ftp = Net::FTP.new
assert_raise(Net::FTPConnectionError) do
ftp.quit
end
end
def test_parse227
ftp = Net::FTP.new
host, port = ftp.send(:parse227, "227 Entering Passive Mode (192,168,0,1,12,34)")
assert_equal("192.168.0.1", host)
assert_equal(3106, port)
assert_raise(Net::FTPReplyError) do
ftp.send(:parse227, "500 Syntax error")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse227, "227 Entering Passive Mode")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse227, "227 Entering Passive Mode (192,168,0,1,12,34,56)")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse227, "227 Entering Passive Mode (192,168,0,1)")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse227, "227 ) foo bar (")
end
end
def test_parse228
ftp = Net::FTP.new
host, port = ftp.send(:parse228, "228 Entering Long Passive Mode (4,4,192,168,0,1,2,12,34)")
assert_equal("192.168.0.1", host)
assert_equal(3106, port)
host, port = ftp.send(:parse228, "228 Entering Long Passive Mode (6,16,16,128,0,0,0,0,0,0,0,8,8,0,32,12,65,122,2,12,34)")
assert_equal("1080:0000:0000:0000:0008:0800:200c:417a", host)
assert_equal(3106, port)
assert_raise(Net::FTPReplyError) do
ftp.send(:parse228, "500 Syntax error")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse228, "228 Entering Passive Mode")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse228, "228 Entering Long Passive Mode (6,4,192,168,0,1,2,12,34)")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse228, "228 Entering Long Passive Mode (4,4,192,168,0,1,3,12,34,56)")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse228, "228 Entering Long Passive Mode (4,16,16,128,0,0,0,0,0,0,0,8,8,0,32,12,65,122,2,12,34)")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse228, "228 Entering Long Passive Mode (6,16,16,128,0,0,0,0,0,0,0,8,8,0,32,12,65,122,3,12,34,56)")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse228, "228 Entering Long Passive Mode (6,16,16,128,0,0,0,0,0,0,0,8,8,0,32,12,65,122,2,12,34,56)")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse227, "227 ) foo bar (")
end
end
def test_parse229
ftp = Net::FTP.new
sock = OpenStruct.new
sock.peeraddr = [nil, nil, nil, "1080:0000:0000:0000:0008:0800:200c:417a"]
ftp.instance_variable_set(:@sock, sock)
host, port = ftp.send(:parse229, "229 Entering Passive Mode (|||3106|)")
assert_equal("1080:0000:0000:0000:0008:0800:200c:417a", host)
assert_equal(3106, port)
host, port = ftp.send(:parse229, "229 Entering Passive Mode (!!!3106!)")
assert_equal("1080:0000:0000:0000:0008:0800:200c:417a", host)
assert_equal(3106, port)
host, port = ftp.send(:parse229, "229 Entering Passive Mode (~~~3106~)")
assert_equal("1080:0000:0000:0000:0008:0800:200c:417a", host)
assert_equal(3106, port)
assert_raise(Net::FTPReplyError) do
ftp.send(:parse229, "500 Syntax error")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse229, "229 Entering Passive Mode")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse229, "229 Entering Passive Mode (|!!3106!)")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse229, "229 Entering Passive Mode ( 3106 )")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse229, "229 Entering Passive Mode (\x7f\x7f\x7f3106\x7f)")
end
assert_raise(Net::FTPProtoError) do
ftp.send(:parse229, "229 ) foo bar (")
end
end
def test_parse_pasv_port
ftp = Net::FTP.new
assert_equal(12, ftp.send(:parse_pasv_port, "12"))
assert_equal(3106, ftp.send(:parse_pasv_port, "12,34"))
assert_equal(795192, ftp.send(:parse_pasv_port, "12,34,56"))
assert_equal(203569230, ftp.send(:parse_pasv_port, "12,34,56,78"))
end
def test_login
commands = []
server = create_ftp_server { |sock|
sock.print("220 (test_ftp).\r\n")
commands.push(sock.gets)
sock.print("331 Please specify the password.\r\n")
commands.push(sock.gets)
sock.print("230 Login successful.\r\n")
commands.push(sock.gets)
sock.print("200 Switching to Binary mode.\r\n")
}
begin
begin
ftp = Net::FTP.new
ftp.connect(SERVER_ADDR, server.port)
ftp.login
assert_match(/\AUSER /, commands.shift)
assert_match(/\APASS /, commands.shift)
assert_equal("TYPE I\r\n", commands.shift)
assert_equal(nil, commands.shift)
ensure
ftp.close if ftp
end
ensure
server.close
end
end
# TODO: How can we test open_timeout? sleep before accept cannot delay
# connections.
def _test_open_timeout_exceeded
commands = []
server = create_ftp_server(0.2) { |sock|
sock.print("220 (test_ftp).\r\n")
commands.push(sock.gets)
sock.print("331 Please specify the password.\r\n")
commands.push(sock.gets)
sock.print("230 Login successful.\r\n")
commands.push(sock.gets)
sock.print("200 Switching to Binary mode.\r\n")
}
begin
begin
ftp = Net::FTP.new
ftp.open_timeout = 0.1
ftp.connect(SERVER_ADDR, server.port)
assert_raise(Net::OpenTimeout) do
ftp.login
end
assert_match(/\AUSER /, commands.shift)
assert_match(/\APASS /, commands.shift)
assert_equal(nil, commands.shift)
ensure
ftp.close if ftp
end
ensure
server.close
end
end
def test_read_timeout_exceeded
commands = []
server = create_ftp_server { |sock|
sock.print("220 (test_ftp).\r\n")
commands.push(sock.gets)
sleep(0.1)
sock.print("331 Please specify the password.\r\n")
commands.push(sock.gets)
sleep(0.3)
sock.print("230 Login successful.\r\n")
commands.push(sock.gets)
sleep(0.1)
sock.print("200 Switching to Binary mode.\r\n")
}
begin
begin
ftp = Net::FTP.new
ftp.read_timeout = 0.2
ftp.connect(SERVER_ADDR, server.port)
assert_raise(Timeout::Error) do
ftp.login
end
assert_match(/\AUSER /, commands.shift)
assert_match(/\APASS /, commands.shift)
assert_equal(nil, commands.shift)
ensure
ftp.close if ftp
end
ensure
server.close
end
end
def test_read_timeout_not_exceeded
commands = []
server = create_ftp_server { |sock|
sock.print("220 (test_ftp).\r\n")
commands.push(sock.gets)
sleep(0.1)
sock.print("331 Please specify the password.\r\n")
commands.push(sock.gets)
sleep(0.1)
sock.print("230 Login successful.\r\n")
commands.push(sock.gets)
sleep(0.1)
sock.print("200 Switching to Binary mode.\r\n")
}
begin
begin
ftp = Net::FTP.new
ftp.read_timeout = 0.2
ftp.connect(SERVER_ADDR, server.port)
ftp.login
assert_match(/\AUSER /, commands.shift)
assert_match(/\APASS /, commands.shift)
assert_equal("TYPE I\r\n", commands.shift)
assert_equal(nil, commands.shift)
ensure
ftp.close
assert_equal(0.2, ftp.read_timeout)
end
ensure
server.close
end
end
def test_list_read_timeout_exceeded
commands = []
list_lines = [
"-rw-r--r-- 1 0 0 0 Mar 30 11:22 foo.txt",
"-rw-r--r-- 1 0 0 0 Mar 30 11:22 bar.txt",
"-rw-r--r-- 1 0 0 0 Mar 30 11:22 baz.txt"
]
server = create_ftp_server { |sock|
sock.print("220 (test_ftp).\r\n")
commands.push(sock.gets)
sock.print("331 Please specify the password.\r\n")
commands.push(sock.gets)
sock.print("230 Login successful.\r\n")
commands.push(sock.gets)
sock.print("200 Switching to Binary mode.\r\n")
commands.push(sock.gets)
sock.print("200 Switching to ASCII mode.\r\n")
line = sock.gets
commands.push(line)
port_args = line.slice(/\APORT (.*)/, 1).split(/,/)
host = port_args[0, 4].join(".")
port = port_args[4, 2].map(&:to_i).inject {|x, y| (x << 8) + y}
sock.print("200 PORT command successful.\r\n")
commands.push(sock.gets)
sock.print("150 Here comes the directory listing.\r\n")
conn = TCPSocket.new(host, port)
list_lines.each_with_index do |l, i|
if i == 1
sleep(0.5)
else
sleep(0.1)
end
conn.print(l, "\r\n")
end
conn.close
sock.print("226 Directory send OK.\r\n")
}
begin
begin
ftp = Net::FTP.new
ftp.read_timeout = 0.2
ftp.connect(SERVER_ADDR, server.port)
ftp.login
assert_match(/\AUSER /, commands.shift)
assert_match(/\APASS /, commands.shift)
assert_equal("TYPE I\r\n", commands.shift)
assert_raise(Timeout::Error) do
ftp.list
end
assert_equal("TYPE A\r\n", commands.shift)
assert_match(/\APORT /, commands.shift)
assert_equal("LIST\r\n", commands.shift)
assert_equal(nil, commands.shift)
ensure
ftp.close if ftp
end
ensure
server.close
end
end
def test_list_read_timeout_not_exceeded
commands = []
list_lines = [
"-rw-r--r-- 1 0 0 0 Mar 30 11:22 foo.txt",
"-rw-r--r-- 1 0 0 0 Mar 30 11:22 bar.txt",
"-rw-r--r-- 1 0 0 0 Mar 30 11:22 baz.txt"
]
server = create_ftp_server { |sock|
sock.print("220 (test_ftp).\r\n")
commands.push(sock.gets)
sock.print("331 Please specify the password.\r\n")
commands.push(sock.gets)
sock.print("230 Login successful.\r\n")
commands.push(sock.gets)
sock.print("200 Switching to Binary mode.\r\n")
commands.push(sock.gets)
sock.print("200 Switching to ASCII mode.\r\n")
line = sock.gets
commands.push(line)
port_args = line.slice(/\APORT (.*)/, 1).split(/,/)
host = port_args[0, 4].join(".")
port = port_args[4, 2].map(&:to_i).inject {|x, y| (x << 8) + y}
sock.print("200 PORT command successful.\r\n")
commands.push(sock.gets)
sock.print("150 Here comes the directory listing.\r\n")
conn = TCPSocket.new(host, port)
list_lines.each do |l|
sleep(0.1)
conn.print(l, "\r\n")
end
conn.close
sock.print("226 Directory send OK.\r\n")
commands.push(sock.gets)
sock.print("200 Switching to Binary mode.\r\n")
}
begin
begin
ftp = Net::FTP.new
ftp.read_timeout = 0.2
ftp.connect(SERVER_ADDR, server.port)
ftp.login
assert_match(/\AUSER /, commands.shift)
assert_match(/\APASS /, commands.shift)
assert_equal("TYPE I\r\n", commands.shift)
assert_equal(list_lines, ftp.list)
assert_equal("TYPE A\r\n", commands.shift)
assert_match(/\APORT /, commands.shift)
assert_equal("LIST\r\n", commands.shift)
assert_equal("TYPE I\r\n", commands.shift)
assert_equal(nil, commands.shift)
ensure
ftp.close if ftp
end
ensure
server.close
end
end
def test_retrbinary_read_timeout_exceeded
commands = []
binary_data = (0..0xff).map {|i| i.chr}.join * 4 * 3
server = create_ftp_server { |sock|
sock.print("220 (test_ftp).\r\n")
commands.push(sock.gets)
sock.print("331 Please specify the password.\r\n")
commands.push(sock.gets)
sock.print("230 Login successful.\r\n")
commands.push(sock.gets)
sock.print("200 Switching to Binary mode.\r\n")
line = sock.gets
commands.push(line)
port_args = line.slice(/\APORT (.*)/, 1).split(/,/)
host = port_args[0, 4].join(".")
port = port_args[4, 2].map(&:to_i).inject {|x, y| (x << 8) + y}
sock.print("200 PORT command successful.\r\n")
commands.push(sock.gets)
sock.print("150 Opening BINARY mode data connection for foo (#{binary_data.size} bytes)\r\n")
conn = TCPSocket.new(host, port)
sleep(0.1)
conn.print(binary_data[0,1024])
sleep(0.5)
assert_raise(Errno::EPIPE){ conn.print(binary_data[1024, 1024]) }
conn.close
sock.print("226 Transfer complete.\r\n")
}
begin
begin
ftp = Net::FTP.new
ftp.read_timeout = 0.2
ftp.connect(SERVER_ADDR, server.port)
ftp.login
assert_match(/\AUSER /, commands.shift)
assert_match(/\APASS /, commands.shift)
assert_equal("TYPE I\r\n", commands.shift)
buf = ""
assert_raise(Timeout::Error) do
ftp.retrbinary("RETR foo", 1024) do |s|
buf << s
end
end
assert_equal(binary_data[0, 1024], buf)
assert_match(/\APORT /, commands.shift)
assert_equal("RETR foo\r\n", commands.shift)
assert_equal(nil, commands.shift)
ensure
ftp.close unless ftp.closed?
end
ensure
server.close
end
end
def test_retrbinary_read_timeout_not_exceeded
commands = []
binary_data = (0..0xff).map {|i| i.chr}.join * 4 * 3
server = create_ftp_server { |sock|
sock.print("220 (test_ftp).\r\n")
commands.push(sock.gets)
sock.print("331 Please specify the password.\r\n")
commands.push(sock.gets)
sock.print("230 Login successful.\r\n")
commands.push(sock.gets)
sock.print("200 Switching to Binary mode.\r\n")
line = sock.gets
commands.push(line)
port_args = line.slice(/\APORT (.*)/, 1).split(/,/)
host = port_args[0, 4].join(".")
port = port_args[4, 2].map(&:to_i).inject {|x, y| (x << 8) + y}
sock.print("200 PORT command successful.\r\n")
commands.push(sock.gets)
sock.print("150 Opening BINARY mode data connection for foo (#{binary_data.size} bytes)\r\n")
conn = TCPSocket.new(host, port)
binary_data.scan(/.{1,1024}/nm) do |s|
sleep(0.1)
conn.print(s)
end
conn.close
sock.print("226 Transfer complete.\r\n")
}
begin
begin
ftp = Net::FTP.new
ftp.read_timeout = 0.2
ftp.connect(SERVER_ADDR, server.port)
ftp.login
assert_match(/\AUSER /, commands.shift)
assert_match(/\APASS /, commands.shift)
assert_equal("TYPE I\r\n", commands.shift)
buf = ""
ftp.retrbinary("RETR foo", 1024) do |s|
buf << s
end
assert_equal(binary_data, buf)
assert_match(/\APORT /, commands.shift)
assert_equal("RETR foo\r\n", commands.shift)
assert_equal(nil, commands.shift)
ensure
ftp.close if ftp
end
ensure
server.close
end
end
def test_storbinary
commands = []
binary_data = (0..0xff).map {|i| i.chr}.join * 4 * 3
stored_data = nil
server = create_ftp_server { |sock|
sock.print("220 (test_ftp).\r\n")
commands.push(sock.gets)
sock.print("331 Please specify the password.\r\n")
commands.push(sock.gets)
sock.print("230 Login successful.\r\n")
commands.push(sock.gets)
sock.print("200 Switching to Binary mode.\r\n")
line = sock.gets
commands.push(line)
port_args = line.slice(/\APORT (.*)/, 1).split(/,/)
host = port_args[0, 4].join(".")
port = port_args[4, 2].map(&:to_i).inject {|x, y| (x << 8) + y}
sock.print("200 PORT command successful.\r\n")
commands.push(sock.gets)
sock.print("150 Opening BINARY mode data connection for foo\r\n")
conn = TCPSocket.new(host, port)
stored_data = conn.read
conn.close
sock.print("226 Transfer complete.\r\n")
}
begin
begin
ftp = Net::FTP.new
ftp.read_timeout = 0.2
ftp.connect(SERVER_ADDR, server.port)
ftp.login
assert_match(/\AUSER /, commands.shift)
assert_match(/\APASS /, commands.shift)
assert_equal("TYPE I\r\n", commands.shift)
ftp.storbinary("STOR foo", StringIO.new(binary_data), 1024)
assert_equal(binary_data, stored_data)
assert_match(/\APORT /, commands.shift)
assert_equal("STOR foo\r\n", commands.shift)
assert_equal(nil, commands.shift)
ensure
ftp.close if ftp
end
ensure
server.close
end
end
def test_abort
commands = []
server = create_ftp_server { |sock|
sock.print("220 (test_ftp).\r\n")
commands.push(sock.gets)
sock.print("331 Please specify the password.\r\n")
commands.push(sock.gets)
sock.print("230 Login successful.\r\n")
commands.push(sock.gets)
sock.print("200 Switching to Binary mode.\r\n")
commands.push(sock.recv(1024))
sock.print("225 No transfer to ABOR.\r\n")
}
begin
begin
ftp = Net::FTP.new
#ftp.read_timeout = 0.2
ftp.connect(SERVER_ADDR, server.port)
ftp.login
assert_match(/\AUSER /, commands.shift)
assert_match(/\APASS /, commands.shift)
assert_equal("TYPE I\r\n", commands.shift)
ftp.abort
assert_equal("ABOR\r", commands.shift)
assert_equal(nil, commands.shift)
ensure
ftp.close if ftp
end
ensure
server.close
end
end
def test_status
commands = []
server = create_ftp_server { |sock|
sock.print("220 (test_ftp).\r\n")
commands.push(sock.gets)
sock.print("331 Please specify the password.\r\n")
commands.push(sock.gets)
sock.print("230 Login successful.\r\n")
commands.push(sock.gets)
sock.print("200 Switching to Binary mode.\r\n")
commands.push(sock.recv(1024))
sock.print("211 End of status\r\n")
}
begin
begin
ftp = Net::FTP.new
ftp.read_timeout = 0.2
ftp.connect(SERVER_ADDR, server.port)
ftp.login
assert_match(/\AUSER /, commands.shift)
assert_match(/\APASS /, commands.shift)
assert_equal("TYPE I\r\n", commands.shift)
ftp.status
assert_equal("STAT\r", commands.shift)
assert_equal(nil, commands.shift)
ensure
ftp.close if ftp
end
ensure
server.close
end
end
private
def create_ftp_server(sleep_time = nil)
server = TCPServer.new(SERVER_ADDR, 0)
Thread.start do
begin
if sleep_time
sleep(sleep_time)
end
sock = server.accept
begin
yield(sock)
sock.shutdown(Socket::SHUT_WR)
sock.read_timeout = 1
sock.read unless sock.eof?
ensure
sock.close
end
rescue
end
end
def server.port
addr[1]
end
return server
end
end
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