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# frozen_string_literal: true
require 'test/unit'
require 'socket'
require 'open-uri'
class TestOpenURIFtp < Test::Unit::TestCase
def with_env(h)
begin
old = {}
h.each_key {|k| old[k] = ENV[k] }
ENV.update(h)
yield
ensure
ENV.update(old)
end
end
begin
require 'net/ftp'
def test_ftp_invalid_request
assert_raise(ArgumentError) { URI("ftp://127.0.0.1/").read }
assert_raise(ArgumentError) { URI("ftp://127.0.0.1/a%0Db").read }
assert_raise(ArgumentError) { URI("ftp://127.0.0.1/a%0Ab").read }
assert_raise(ArgumentError) { URI("ftp://127.0.0.1/a%0Db/f").read }
assert_raise(ArgumentError) { URI("ftp://127.0.0.1/a%0Ab/f").read }
assert_nothing_raised(URI::InvalidComponentError) { URI("ftp://127.0.0.1/d/f;type=x") }
end
def test_ftp
TCPServer.open("127.0.0.1", 0) {|serv|
_, port, _, host = serv.addr
th = Thread.new {
s = serv.accept
begin
s.print "220 Test FTP Server\r\n"
assert_equal("USER anonymous\r\n", s.gets); s.print "331 name ok\r\n"
assert_match(/\APASS .*\r\n\z/, s.gets); s.print "230 logged in\r\n"
assert_equal("TYPE I\r\n", s.gets); s.print "200 type set to I\r\n"
assert_equal("CWD foo\r\n", s.gets); s.print "250 CWD successful\r\n"
assert_equal("PASV\r\n", s.gets)
TCPServer.open("127.0.0.1", 0) {|data_serv|
_, data_serv_port, _, _ = data_serv.addr
hi = data_serv_port >> 8
lo = data_serv_port & 0xff
s.print "227 Entering Passive Mode (127,0,0,1,#{hi},#{lo}).\r\n"
assert_equal("RETR bar\r\n", s.gets); s.print "150 file okay\r\n"
data_sock = data_serv.accept
begin
data_sock << "content"
ensure
data_sock.close
end
s.print "226 transfer complete\r\n"
assert_nil(s.gets)
}
ensure
s.close if s
end
}
begin
content = URI("ftp://#{host}:#{port}/foo/bar").read
assert_equal("content", content)
ensure
Thread.kill(th)
th.join
end
}
end
def test_ftp_active
TCPServer.open("127.0.0.1", 0) {|serv|
_, port, _, host = serv.addr
th = Thread.new {
s = serv.accept
begin
content = "content"
s.print "220 Test FTP Server\r\n"
assert_equal("USER anonymous\r\n", s.gets); s.print "331 name ok\r\n"
assert_match(/\APASS .*\r\n\z/, s.gets); s.print "230 logged in\r\n"
assert_equal("TYPE I\r\n", s.gets); s.print "200 type set to I\r\n"
assert_equal("CWD foo\r\n", s.gets); s.print "250 CWD successful\r\n"
assert(m = /\APORT 127,0,0,1,(\d+),(\d+)\r\n\z/.match(s.gets))
active_port = m[1].to_i << 8 | m[2].to_i
TCPSocket.open("127.0.0.1", active_port) {|data_sock|
s.print "200 data connection opened\r\n"
assert_equal("RETR bar\r\n", s.gets); s.print "150 file okay\r\n"
begin
data_sock << content
ensure
data_sock.close
end
s.print "226 transfer complete\r\n"
assert_nil(s.gets)
}
ensure
s.close if s
end
}
begin
content = URI("ftp://#{host}:#{port}/foo/bar").read(:ftp_active_mode=>true)
assert_equal("content", content)
ensure
Thread.kill(th)
th.join
end
}
end
def test_ftp_ascii
TCPServer.open("127.0.0.1", 0) {|serv|
_, port, _, host = serv.addr
th = Thread.new {
s = serv.accept
begin
content = "content"
s.print "220 Test FTP Server\r\n"
assert_equal("USER anonymous\r\n", s.gets); s.print "331 name ok\r\n"
assert_match(/\APASS .*\r\n\z/, s.gets); s.print "230 logged in\r\n"
assert_equal("TYPE I\r\n", s.gets); s.print "200 type set to I\r\n"
assert_equal("CWD /foo\r\n", s.gets); s.print "250 CWD successful\r\n"
assert_equal("TYPE A\r\n", s.gets); s.print "200 type set to A\r\n"
assert_equal("SIZE bar\r\n", s.gets); s.print "213 #{content.bytesize}\r\n"
assert_equal("PASV\r\n", s.gets)
TCPServer.open("127.0.0.1", 0) {|data_serv|
_, data_serv_port, _, _ = data_serv.addr
hi = data_serv_port >> 8
lo = data_serv_port & 0xff
s.print "227 Entering Passive Mode (127,0,0,1,#{hi},#{lo}).\r\n"
assert_equal("RETR bar\r\n", s.gets); s.print "150 file okay\r\n"
data_sock = data_serv.accept
begin
data_sock << content
ensure
data_sock.close
end
s.print "226 transfer complete\r\n"
assert_nil(s.gets)
}
ensure
s.close if s
end
}
begin
length = []
progress = []
content = URI("ftp://#{host}:#{port}/%2Ffoo/b%61r;type=a").read(
:content_length_proc => lambda {|n| length << n },
:progress_proc => lambda {|n| progress << n })
assert_equal("content", content)
assert_equal([7], length)
assert_equal(7, progress.inject(&:+))
ensure
Thread.kill(th)
th.join
end
}
end
rescue LoadError
# net-ftp is the bundled gems at Ruby 3.1
end
def test_ftp_over_http_proxy
TCPServer.open("127.0.0.1", 0) {|proxy_serv|
proxy_port = proxy_serv.addr[1]
th = Thread.new {
proxy_sock = proxy_serv.accept
begin
req = proxy_sock.gets("\r\n\r\n")
assert_match(%r{\AGET ftp://192.0.2.1/foo/bar }, req)
proxy_sock.print "HTTP/1.0 200 OK\r\n"
proxy_sock.print "Content-Length: 4\r\n\r\n"
proxy_sock.print "ab\r\n"
ensure
proxy_sock.close
end
}
begin
with_env('ftp_proxy'=>"http://127.0.0.1:#{proxy_port}") {
content = URI("ftp://192.0.2.1/foo/bar").read
assert_equal("ab\r\n", content)
}
ensure
Thread.kill(th)
th.join
end
}
end
def test_ftp_over_http_proxy_auth
TCPServer.open("127.0.0.1", 0) {|proxy_serv|
proxy_port = proxy_serv.addr[1]
th = Thread.new {
proxy_sock = proxy_serv.accept
begin
req = proxy_sock.gets("\r\n\r\n")
assert_match(%r{\AGET ftp://192.0.2.1/foo/bar }, req)
assert_match(%r{Proxy-Authorization: Basic #{['proxy-user:proxy-password'].pack('m').chomp}\r\n}, req)
proxy_sock.print "HTTP/1.0 200 OK\r\n"
proxy_sock.print "Content-Length: 4\r\n\r\n"
proxy_sock.print "ab\r\n"
ensure
proxy_sock.close
end
}
begin
content = URI("ftp://192.0.2.1/foo/bar").read(
:proxy_http_basic_authentication => ["http://127.0.0.1:#{proxy_port}", "proxy-user", "proxy-password"])
assert_equal("ab\r\n", content)
ensure
Thread.kill(th)
th.join
end
}
end
end
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