diff options
Diffstat (limited to 'test/socket/test_socket.rb')
| -rw-r--r-- | test/socket/test_socket.rb | 534 |
1 files changed, 491 insertions, 43 deletions
diff --git a/test/socket/test_socket.rb b/test/socket/test_socket.rb index 1db0ea251d..c42527f370 100644 --- a/test/socket/test_socket.rb +++ b/test/socket/test_socket.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + begin require "socket" require "tmpdir" @@ -78,7 +80,7 @@ class TestSocket < Test::Unit::TestCase port, = Socket.unpack_sockaddr_in(addr) Socket.open(Socket::AF_INET, Socket::SOCK_STREAM, 0) {|s| - e = assert_raises(Errno::EADDRINUSE) do + e = assert_raise(Errno::EADDRINUSE) do s.bind(Socket.sockaddr_in(port, "127.0.0.1")) end @@ -89,20 +91,22 @@ class TestSocket < Test::Unit::TestCase def test_getaddrinfo # This should not send a DNS query because AF_UNIX. - assert_raise(SocketError) { Socket.getaddrinfo("www.kame.net", 80, "AF_UNIX") } + assert_raise(Socket::ResolutionError) { Socket.getaddrinfo("www.kame.net", 80, "AF_UNIX") } end def test_getaddrinfo_raises_no_errors_on_port_argument_of_0 # [ruby-core:29427] assert_nothing_raised('[ruby-core:29427]'){ Socket.getaddrinfo('localhost', 0, Socket::AF_INET, Socket::SOCK_STREAM, nil, Socket::AI_CANONNAME) } assert_nothing_raised('[ruby-core:29427]'){ Socket.getaddrinfo('localhost', '0', Socket::AF_INET, Socket::SOCK_STREAM, nil, Socket::AI_CANONNAME) } assert_nothing_raised('[ruby-core:29427]'){ Socket.getaddrinfo('localhost', '00', Socket::AF_INET, Socket::SOCK_STREAM, nil, Socket::AI_CANONNAME) } - assert_raise(SocketError, '[ruby-core:29427]'){ Socket.getaddrinfo(nil, nil, Socket::AF_INET, Socket::SOCK_STREAM, nil, Socket::AI_CANONNAME) } + assert_raise(Socket::ResolutionError, '[ruby-core:29427]'){ Socket.getaddrinfo(nil, nil, Socket::AF_INET, Socket::SOCK_STREAM, nil, Socket::AI_CANONNAME) } assert_nothing_raised('[ruby-core:29427]'){ TCPServer.open('localhost', 0) {} } end def test_getnameinfo - assert_raise(SocketError) { Socket.getnameinfo(["AF_UNIX", 80, "0.0.0.0"]) } + assert_raise(Socket::ResolutionError) { Socket.getnameinfo(["AF_UNIX", 80, "0.0.0.0"]) } + assert_raise(ArgumentError) {Socket.getnameinfo(["AF_INET", "http\0", "example.net"])} + assert_raise(ArgumentError) {Socket.getnameinfo(["AF_INET", "http", "example.net\0"])} end def test_ip_address_list @@ -117,6 +121,15 @@ class TestSocket < Test::Unit::TestCase } end + def test_ip_address_list_include_localhost + begin + list = Socket.ip_address_list + rescue NotImplementedError + return + end + assert_includes list.map(&:ip_address), Addrinfo.tcp("localhost", 0).ip_address + end + def test_tcp TCPServer.open(0) {|serv| addr = serv.connect_address @@ -150,11 +163,22 @@ class TestSocket < Test::Unit::TestCase def random_port # IANA suggests dynamic port for 49152 to 65535 # http://www.iana.org/assignments/port-numbers - 49152 + rand(65535-49152+1) + case RUBY_PLATFORM + when /mingw|mswin/ + rand(50000..65535) + else + rand(49152..65535) + end end def errors_addrinuse - [Errno::EADDRINUSE] + errs = [Errno::EADDRINUSE] + # Windows can fail with "Errno::EACCES: Permission denied - bind(2) for 0.0.0.0:49721" + # or "Test::Unit::ProxyError: Permission denied - bind(2) for 0.0.0.0:55333" + if /mswin|mingw/ =~ RUBY_PLATFORM + errs += [Errno::EACCES, Test::Unit::ProxyError] + end + errs end def test_tcp_server_sockets @@ -238,9 +262,12 @@ class TestSocket < Test::Unit::TestCase unix_server = Socket.unix_server_socket("#{tmpdir}/sock") tcp_servers.each {|s| addr = s.connect_address - assert_nothing_raised("connect to #{addr.inspect}") { + begin clients << addr.connect - } + rescue + # allow failure if the address is IPv6 + raise unless addr.ipv6? + end } addr = unix_server.connect_address assert_nothing_raised("connect to #{addr.inspect}") { @@ -316,10 +343,14 @@ class TestSocket < Test::Unit::TestCase end def test_udp_server + # http://rubyci.s3.amazonaws.com/rhel_zlinux/ruby-master/log/20230312T023302Z.fail.html.gz + # Errno::EHOSTUNREACH: No route to host - recvmsg(2) + omit if 'rhel_zlinux' == ENV['RUBYCI_NICKNAME'] + begin ifaddrs = Socket.getifaddrs rescue NotImplementedError - skip "Socket.getifaddrs not implemented" + omit "Socket.getifaddrs not implemented" end ifconfig = nil @@ -373,11 +404,10 @@ class TestSocket < Test::Unit::TestCase in6_ifreq = [ifr_name,ai.to_sockaddr].pack('a16A*') s.ioctl(ulSIOCGIFFLAGS, in6_ifreq) next true if in6_ifreq.unpack('A16L1').last & ulIFF_POINTOPOINT != 0 - else - ifconfig ||= `/sbin/ifconfig` - next true if ifconfig.scan(/^(\w+):(.*(?:\n\t.*)*)/).find do|ifname, value| - value.include?(ai.ip_address) && value.include?('POINTOPOINT') - end + end + ifconfig ||= `/sbin/ifconfig` + next true if ifconfig.scan(/^(\w+):(.*(?:\n\t.*)*)/).find do |_ifname, value| + value.include?(ai.ip_address) && value.include?('POINTOPOINT') end end false @@ -414,16 +444,18 @@ class TestSocket < Test::Unit::TestCase } rescue NotImplementedError, Errno::ENOSYS skipped = true - skip "need sendmsg and recvmsg: #{$!}" + omit "need sendmsg and recvmsg: #{$!}" + rescue RuntimeError + skipped = true + omit "UDP server is no response: #{$!}" ensure if th - if skipped - Thread.kill th unless th.join(10) - else + unless skipped Addrinfo.udp("127.0.0.1", port).connect {|s| s.sendmsg "exit" } - unless th.join(10) - Thread.kill th - th.join(10) + end + unless th.join(10) + th.kill.join(10) + unless skipped raise "thread killed" end end @@ -449,25 +481,52 @@ class TestSocket < Test::Unit::TestCase } end + def timestamp_retry_rw(s1, s2, t1, type) + IO.pipe do |r,w| + # UDP may not be reliable, keep sending until recvmsg returns: + th = Thread.new do + n = 0 + begin + s2.send("a", 0, s1.local_address) + n += 1 + end while IO.select([r], nil, nil, 0.1).nil? + n + end + timeout = 30 + assert_equal([[s1],[],[]], IO.select([s1], nil, nil, timeout)) + msg, _, _, stamp = s1.recvmsg + assert_equal("a", msg) + assert(stamp.cmsg_is?(:SOCKET, type)) + w.close # stop th + n = th.value + th = nil + n > 1 and + warn "UDP packet loss for #{type} over loopback, #{n} tries needed" + t2 = Time.now.strftime("%Y-%m-%d") + pat = Regexp.union([t1, t2].uniq) + assert_match(pat, stamp.inspect) + t = stamp.timestamp + assert_match(pat, t.strftime("%Y-%m-%d")) + stamp + ensure + if th and !th.join(10) + th.kill.join(10) + end + end + end + def test_timestamp - return if /linux|freebsd|netbsd|openbsd|solaris|darwin/ !~ RUBY_PLATFORM - return if !defined?(Socket::AncillaryData) + return if /linux|freebsd|netbsd|openbsd|darwin/ !~ RUBY_PLATFORM + return if !defined?(Socket::AncillaryData) || !defined?(Socket::SO_TIMESTAMP) t1 = Time.now.strftime("%Y-%m-%d") stamp = nil Addrinfo.udp("127.0.0.1", 0).bind {|s1| Addrinfo.udp("127.0.0.1", 0).bind {|s2| s1.setsockopt(:SOCKET, :TIMESTAMP, true) - s2.send "a", 0, s1.local_address - msg, _, _, stamp = s1.recvmsg - assert_equal("a", msg) - assert(stamp.cmsg_is?(:SOCKET, :TIMESTAMP)) + stamp = timestamp_retry_rw(s1, s2, t1, :TIMESTAMP) } } - t2 = Time.now.strftime("%Y-%m-%d") - pat = Regexp.union([t1, t2].uniq) - assert_match(pat, stamp.inspect) t = stamp.timestamp - assert_match(pat, t.strftime("%Y-%m-%d")) pat = /\.#{"%06d" % t.usec}/ assert_match(pat, stamp.inspect) end @@ -484,17 +543,10 @@ class TestSocket < Test::Unit::TestCase # SO_TIMESTAMPNS is available since Linux 2.6.22 return end - s2.send "a", 0, s1.local_address - msg, _, _, stamp = s1.recvmsg - assert_equal("a", msg) - assert(stamp.cmsg_is?(:SOCKET, :TIMESTAMPNS)) + stamp = timestamp_retry_rw(s1, s2, t1, :TIMESTAMPNS) } } - t2 = Time.now.strftime("%Y-%m-%d") - pat = Regexp.union([t1, t2].uniq) - assert_match(pat, stamp.inspect) t = stamp.timestamp - assert_match(pat, t.strftime("%Y-%m-%d")) pat = /\.#{"%09d" % t.nsec}/ assert_match(pat, stamp.inspect) end @@ -529,18 +581,20 @@ class TestSocket < Test::Unit::TestCase begin sleep(0.1) end until serv_thread.stop? sock = TCPSocket.new("localhost", server.addr[1]) client_thread = Thread.new do - sock.readline + assert_raise(IOError, bug4390) { + sock.readline + } end begin sleep(0.1) end until client_thread.stop? Timeout.timeout(1) do sock.close sock = nil - assert_raise(IOError, bug4390) {client_thread.join} + client_thread.join end ensure serv_thread.value.close server.close - end + end unless RUBY_PLATFORM.include?("freebsd") def test_connect_timeout host = "127.0.0.1" @@ -556,7 +610,7 @@ class TestSocket < Test::Unit::TestCase # some platforms may not timeout when the listener queue overflows, # but we know Linux does with the default listen backlog of SOMAXCONN for # TCPServer. - assert_raises(Errno::ETIMEDOUT) do + assert_raise(Errno::ETIMEDOUT) do (Socket::SOMAXCONN*2).times do |i| sock = Socket.tcp(host, port, :connect_timeout => 0) assert_equal sock, IO.select(nil, [ sock ])[1][0], @@ -651,4 +705,398 @@ class TestSocket < Test::Unit::TestCase end end + def test_recvmsg_udp_no_arg + n = 4097 + s1 = Addrinfo.udp("127.0.0.1", 0).bind + s2 = s1.connect_address.connect + s2.send("a" * n, 0) + ret = s1.recvmsg + assert_equal n, ret[0].bytesize, '[ruby-core:71517] [Bug #11701]' + + s2.send("a" * n, 0) + IO.select([s1]) + ret = s1.recvmsg_nonblock + assert_equal n, ret[0].bytesize, 'non-blocking should also grow' + ensure + s1.close + s2.close + end + + def test_udp_read_truncation + s1 = Addrinfo.udp("127.0.0.1", 0).bind + s2 = s1.connect_address.connect + s2.send("a" * 100, 0) + ret = s1.read(10) + assert_equal "a" * 10, ret + s2.send("b" * 100, 0) + ret = s1.read(10) + assert_equal "b" * 10, ret + ensure + s1.close + s2.close + end + + def test_udp_recv_truncation + s1 = Addrinfo.udp("127.0.0.1", 0).bind + s2 = s1.connect_address.connect + s2.send("a" * 100, 0) + ret = s1.recv(10, Socket::MSG_PEEK) + assert_equal "a" * 10, ret + ret = s1.recv(10, 0) + assert_equal "a" * 10, ret + s2.send("b" * 100, 0) + ret = s1.recv(10, 0) + assert_equal "b" * 10, ret + ensure + s1.close + s2.close + end + + def test_udp_recvmsg_truncation + s1 = Addrinfo.udp("127.0.0.1", 0).bind + s2 = s1.connect_address.connect + s2.send("a" * 100, 0) + ret, addr, rflags = s1.recvmsg(10, Socket::MSG_PEEK) + assert_equal "a" * 10, ret + # AIX does not set MSG_TRUNC for a message partially read with MSG_PEEK. + assert_equal Socket::MSG_TRUNC, rflags & Socket::MSG_TRUNC if !rflags.nil? && /aix/ !~ RUBY_PLATFORM + ret, addr, rflags = s1.recvmsg(10, 0) + assert_equal "a" * 10, ret + assert_equal Socket::MSG_TRUNC, rflags & Socket::MSG_TRUNC if !rflags.nil? + s2.send("b" * 100, 0) + ret, addr, rflags = s1.recvmsg(10, 0) + assert_equal "b" * 10, ret + assert_equal Socket::MSG_TRUNC, rflags & Socket::MSG_TRUNC if !rflags.nil? + addr + ensure + s1.close + s2.close + end + + def test_resolurion_error_error_code + begin + Socket.getaddrinfo("example.com", 80, "AF_UNIX") + rescue => e + assert_include([Socket::EAI_FAMILY, Socket::EAI_FAIL], e.error_code) + end + end + + def test_tcp_socket_v6_hostname_resolved_earlier + opts = %w[-rsocket -W1] + assert_separately opts, <<~RUBY + begin + begin + # Verify that "localhost" can be resolved to an IPv6 address + Socket.getaddrinfo("localhost", 0, Socket::AF_INET6) + server = TCPServer.new("::1", 0) + rescue Socket::ResolutionError, Errno::EADDRNOTAVAIL # IPv6 is not supported + return + end + + _, port, = server.addr + server_thread = Thread.new { server.accept } + + Addrinfo.define_singleton_method(:getaddrinfo) do |_, _, family, *_| + case family + when Socket::AF_INET6 then [Addrinfo.tcp("::1", port)] + when Socket::AF_INET then sleep(10); [Addrinfo.tcp("127.0.0.1", port)] + end + end + + socket = Socket.tcp("localhost", port) + assert_true(socket.remote_address.ipv6?) + ensure + server_thread&.value&.close + server&.close + socket&.close + end + RUBY + end + + def test_tcp_socket_v4_hostname_resolved_earlier + opts = %w[-rsocket -W1] + assert_separately opts, <<~RUBY + begin + server = TCPServer.new("127.0.0.1", 0) + _, port, = server.addr + server_thread = Thread.new { server.accept } + + Addrinfo.define_singleton_method(:getaddrinfo) do |_, _, family, *_| + case family + when Socket::AF_INET6 then sleep(10); [Addrinfo.tcp("::1", port)] + when Socket::AF_INET then [Addrinfo.tcp("127.0.0.1", port)] + end + end + + socket = Socket.tcp("localhost", port) + assert_true(socket.remote_address.ipv4?) + ensure + server_thread&.value&.close + server&.close + socket&.close + end + RUBY + end + + def test_tcp_socket_v6_hostname_resolved_in_resolution_delay + opts = %w[-rsocket -W1] + assert_separately opts, <<~RUBY + begin + begin + # Verify that "localhost" can be resolved to an IPv6 address + Socket.getaddrinfo("localhost", 0, Socket::AF_INET6) + server = TCPServer.new("::1", 0) + rescue Socket::ResolutionError, Errno::EADDRNOTAVAIL # IPv6 is not supported + return + end + + _, port, = server.addr + server_thread = Thread.new { server.accept } + + delay_time = 0.025 # Socket::RESOLUTION_DELAY (private) is 0.05 + + Addrinfo.define_singleton_method(:getaddrinfo) do |_, _, family, *_| + case family + when Socket::AF_INET6 then sleep(delay_time); [Addrinfo.tcp("::1", port)] + when Socket::AF_INET then [Addrinfo.tcp("127.0.0.1", port)] + end + end + + socket = Socket.tcp("localhost", port) + assert_true(socket.remote_address.ipv6?) + ensure + server_thread&.value&.close + server&.close + socket&.close + end + RUBY + end + + def test_tcp_socket_v6_hostname_resolved_earlier_and_v6_server_is_not_listening + opts = %w[-rsocket -W1] + assert_separately opts, <<~RUBY + begin + ipv4_address = "127.0.0.1" + server = Socket.new(Socket::AF_INET, :STREAM) + server.bind(Socket.pack_sockaddr_in(0, ipv4_address)) + port = server.connect_address.ip_port + server_thread = Thread.new { server.listen(1); server.accept } + + Addrinfo.define_singleton_method(:getaddrinfo) do |_, _, family, *_| + case family + when Socket::AF_INET6 then [Addrinfo.tcp("::1", port)] + when Socket::AF_INET then sleep(0.001); [Addrinfo.tcp(ipv4_address, port)] + end + end + + socket = Socket.tcp("localhost", port) + assert_equal(ipv4_address, socket.remote_address.ip_address) + ensure + accepted, _ = server_thread&.value + accepted&.close + server&.close + socket&.close + end + RUBY + end + + def test_tcp_socket_resolv_timeout + opts = %w[-rsocket -W1] + assert_separately opts, <<~RUBY + begin + server = TCPServer.new("localhost", 0) + _, port, = server.addr + + Addrinfo.define_singleton_method(:getaddrinfo) { |*_| sleep } + + assert_raise(IO::TimeoutError) do + Socket.tcp("localhost", port, resolv_timeout: 0.01) + end + ensure + server&.close + end + RUBY + end + + def test_tcp_socket_resolv_timeout_with_connection_failure + opts = %w[-rsocket -W1] + assert_separately opts, <<~RUBY + server = TCPServer.new("127.0.0.1", 12345) + _, port, = server.addr + + Addrinfo.define_singleton_method(:getaddrinfo) do |_, _, family, *_| + if family == Socket::AF_INET6 + sleep + else + [Addrinfo.tcp("127.0.0.1", port)] + end + end + + server.close + + assert_raise(IO::TimeoutError) do + Socket.tcp("localhost", port, resolv_timeout: 0.01) + end + RUBY + end + + def test_tcp_socket_open_timeout + opts = %w[-rsocket -W1] + assert_separately opts, <<~RUBY + Addrinfo.define_singleton_method(:getaddrinfo) do |_, _, family, *_| + if family == Socket::AF_INET6 + sleep + else + [Addrinfo.tcp("127.0.0.1", 12345)] + end + end + + assert_raise(IO::TimeoutError) do + Socket.tcp("localhost", 12345, open_timeout: 0.01) + end + RUBY + end + + def test_tcp_socket_open_timeout_with_other_timeouts + opts = %w[-rsocket -W1] + assert_separately opts, <<~RUBY + assert_raise(ArgumentError) do + Socket.tcp("localhost", 12345, open_timeout: 0.01, resolv_timout: 0.01) + end + RUBY + end + + def test_tcp_socket_one_hostname_resolution_succeeded_at_least + opts = %w[-rsocket -W1] + assert_separately opts, <<~RUBY + begin + begin + # Verify that "localhost" can be resolved to an IPv6 address + Socket.getaddrinfo("localhost", 0, Socket::AF_INET6) + server = TCPServer.new("::1", 0) + rescue Socket::ResolutionError, Errno::EADDRNOTAVAIL # IPv6 is not supported + return + end + + _, port, = server.addr + server_thread = Thread.new { server.accept } + + Addrinfo.define_singleton_method(:getaddrinfo) do |_, _, family, *_| + case family + when Socket::AF_INET6 then [Addrinfo.tcp("::1", port)] + when Socket::AF_INET then sleep(0.001); raise SocketError + end + end + + socket = nil + + assert_nothing_raised do + socket = Socket.tcp("localhost", port) + end + ensure + server_thread&.value&.close + server&.close + socket&.close + end + RUBY + end + + def test_tcp_socket_all_hostname_resolution_failed + opts = %w[-rsocket -W1] + assert_separately opts, <<~RUBY + begin + server = TCPServer.new("localhost", 0) + _, port, = server.addr + + Addrinfo.define_singleton_method(:getaddrinfo) do |_, _, family, *_| + case family + when Socket::AF_INET6 then raise SocketError + when Socket::AF_INET then sleep(0.01); raise SocketError, "Last hostname resolution error" + end + end + + assert_raise_with_message(SocketError, "Last hostname resolution error") do + Socket.tcp("localhost", port) + end + ensure + server&.close + end + RUBY + end + + def test_tcp_socket_hostname_resolution_failed_after_connection_failure + opts = %w[-rsocket -W1] + assert_separately opts, <<~RUBY + server = TCPServer.new("127.0.0.1", 0) + port = server.connect_address.ip_port + + Addrinfo.define_singleton_method(:getaddrinfo) do |_, _, family, *_| + case family + when Socket::AF_INET6 then sleep(0.1); raise Socket::ResolutionError + when Socket::AF_INET then [Addrinfo.tcp("127.0.0.1", port)] + end + end + + server.close + + # SystemCallError is a workaround for Windows environment + assert_raise(Errno::ECONNREFUSED, SystemCallError) do + Socket.tcp("localhost", port) + end + RUBY + end + + def test_tcp_socket_v6_address_passed + opts = %w[-rsocket -W1] + assert_separately opts, <<~RUBY + begin + begin + # Verify that "localhost" can be resolved to an IPv6 address + Socket.getaddrinfo("localhost", 0, Socket::AF_INET6) + server = TCPServer.new("::1", 0) + rescue Socket::ResolutionError, Errno::EADDRNOTAVAIL # IPv6 is not supported + return + end + + _, port, = server.addr + server_thread = Thread.new { server.accept } + + Addrinfo.define_singleton_method(:getaddrinfo) do |*_| + [Addrinfo.tcp("::1", port)] + end + + socket = Socket.tcp("::1", port) + assert_true(socket.remote_address.ipv6?) + ensure + server_thread&.value&.close + server&.close + socket&.close + end + RUBY + end + + def test_tcp_socket_fast_fallback_is_false + server = TCPServer.new("127.0.0.1", 0) + _, port, = server.addr + server_thread = Thread.new { server.accept } + socket = Socket.tcp("127.0.0.1", port, fast_fallback: false) + assert_true(socket.remote_address.ipv4?) + ensure + server_thread&.value&.close + server&.close + socket&.close + end + + def test_tcp_fast_fallback + opts = %w[-rsocket -W1] + assert_separately opts, <<~RUBY + assert_true(Socket.tcp_fast_fallback) + + Socket.tcp_fast_fallback = false + assert_false(Socket.tcp_fast_fallback) + + Socket.tcp_fast_fallback = true + assert_true(Socket.tcp_fast_fallback) + RUBY + end end if defined?(Socket) |