# frozen_string_literal: true begin require "socket" rescue LoadError end require "test/unit" class TestSocketAddrinfo < Test::Unit::TestCase HAS_UNIXSOCKET = defined?(UNIXSocket) && /cygwin/ !~ RUBY_PLATFORM def tcp_unspecified_to_loopback(addrinfo) if addrinfo.ipv4? && addrinfo.ip_address == "0.0.0.0" Addrinfo.tcp("127.0.0.1", addrinfo.ip_port) elsif addrinfo.ipv6? && addrinfo.ipv6_unspecified? Addrinfo.tcp("::1", addrinfo.ip_port) elsif addrinfo.ipv6? && (ai = addrinfo.ipv6_to_ipv4) && ai.ip_address == "0.0.0.0" Addrinfo.tcp("127.0.0.1", addrinfo.ip_port) else addrinfo end end def test_addrinfo_ip ai = Addrinfo.ip("127.0.0.1") assert_equal([0, "127.0.0.1"], Socket.unpack_sockaddr_in(ai)) assert_equal(Socket::AF_INET, ai.afamily) assert_equal(Socket::PF_INET, ai.pfamily) assert_equal(0, ai.socktype) assert_equal(0, ai.protocol) end def test_addrinfo_tcp ai = Addrinfo.tcp("127.0.0.1", 80) assert_equal([80, "127.0.0.1"], Socket.unpack_sockaddr_in(ai)) assert_equal(Socket::AF_INET, ai.afamily) assert_equal(Socket::PF_INET, ai.pfamily) assert_equal(Socket::SOCK_STREAM, ai.socktype) assert_include([0, Socket::IPPROTO_TCP], ai.protocol) end def test_addrinfo_udp ai = Addrinfo.udp("127.0.0.1", 80) assert_equal([80, "127.0.0.1"], Socket.unpack_sockaddr_in(ai)) assert_equal(Socket::AF_INET, ai.afamily) assert_equal(Socket::PF_INET, ai.pfamily) assert_equal(Socket::SOCK_DGRAM, ai.socktype) assert_include([0, Socket::IPPROTO_UDP], ai.protocol) end def test_addrinfo_ip_unpack ai = Addrinfo.tcp("127.0.0.1", 80) assert_equal(["127.0.0.1", 80], ai.ip_unpack) assert_equal("127.0.0.1", ai.ip_address) assert_equal(80, ai.ip_port) end def test_addrinfo_inspect_sockaddr ai = Addrinfo.tcp("127.0.0.1", 80) assert_equal("127.0.0.1:80", ai.inspect_sockaddr) end def test_addrinfo_new_inet ai = Addrinfo.new(["AF_INET", 46102, "localhost.localdomain", "127.0.0.2"]) assert_equal([46102, "127.0.0.2"], Socket.unpack_sockaddr_in(ai)) assert_equal(Socket::AF_INET, ai.afamily) assert_equal(Socket::PF_INET, ai.pfamily) assert_equal(0, ai.socktype) assert_equal(0, ai.protocol) end def test_addrinfo_predicates ipv4_ai = Addrinfo.new(Socket.sockaddr_in(80, "192.168.0.1")) assert(ipv4_ai.ip?) assert(ipv4_ai.ipv4?) assert(!ipv4_ai.ipv6?) assert(!ipv4_ai.unix?) end def test_ipv4_address_predicates list = [ [:ipv4_private?, "10.0.0.0", "10.255.255.255", "172.16.0.0", "172.31.255.255", "192.168.0.0", "192.168.255.255"], [:ipv4_loopback?, "127.0.0.1", "127.0.0.0", "127.255.255.255"], [:ipv4_multicast?, "224.0.0.0", "224.255.255.255"] ] list.each {|meth, *addrs| addrs.each {|addr| assert(Addrinfo.ip(addr).send(meth), "Addrinfo.ip(#{addr.inspect}).#{meth}") list.each {|meth2,| next if meth == meth2 assert(!Addrinfo.ip(addr).send(meth2), "!Addrinfo.ip(#{addr.inspect}).#{meth2}") } } } end def test_basicsocket_send s1 = Socket.new(:INET, :DGRAM, 0) s1.bind(Socket.sockaddr_in(0, "127.0.0.1")) sa = s1.getsockname ai = Addrinfo.new(sa) s2 = Socket.new(:INET, :DGRAM, 0) s2.send("test-basicsocket-send", 0, ai) assert_equal("test-basicsocket-send", s1.recv(100)) ensure s1.close if s1 && !s1.closed? s2.close if s2 && !s2.closed? end def test_udpsocket_send s1 = UDPSocket.new s1.bind("127.0.0.1", 0) ai = Addrinfo.new(s1.getsockname) s2 = UDPSocket.new s2.send("test-udp-send", 0, ai) assert_equal("test-udp-send", s1.recv(100)) ensure s1.close if s1 && !s1.closed? s2.close if s2 && !s2.closed? end def test_socket_bind s1 = Socket.new(:INET, :DGRAM, 0) sa = Socket.sockaddr_in(0, "127.0.0.1") ai = Addrinfo.new(sa) s1.bind(ai) s2 = UDPSocket.new s2.send("test-socket-bind", 0, s1.getsockname) assert_equal("test-socket-bind", s1.recv(100)) ensure s1.close if s1 && !s1.closed? s2.close if s2 && !s2.closed? end def test_socket_connect s1 = Socket.new(:INET, :STREAM, 0) s1.bind(Socket.sockaddr_in(0, "127.0.0.1")) s1.listen(5) ai = Addrinfo.new(s1.getsockname) s2 = Socket.new(:INET, :STREAM, 0) s2.connect(ai) s3, _ = s1.accept s2.send("test-socket-connect", 0) assert_equal("test-socket-connect", s3.recv(100)) ensure s1.close if s1 && !s1.closed? s2.close if s2 && !s2.closed? s3.close if s3 && !s3.closed? end def test_socket_connect_nonblock s1 = Socket.new(:INET, :STREAM, 0) s1.bind(Socket.sockaddr_in(0, "127.0.0.1")) s1.listen(5) ai = Addrinfo.new(s1.getsockname) s2 = Socket.new(:INET, :STREAM, 0) begin s2.connect_nonblock(ai) rescue IO::WaitWritable IO.select(nil, [s2]) r = s2.getsockopt(Socket::SOL_SOCKET, Socket::SO_ERROR) assert_equal(0, r.int, "NOERROR is expected but #{r.inspect}") begin s2.connect_nonblock(ai) rescue Errno::EISCONN end end s3, _ = s1.accept s2.send("test-socket-connect-nonblock", 0) assert_equal("test-socket-connect-nonblock", s3.recv(100)) ensure s1.close if s1 && !s1.closed? s2.close if s2 && !s2.closed? s3.close if s3 && !s3.closed? end def test_socket_getnameinfo ai = Addrinfo.udp("127.0.0.1", 8888) assert_equal(["127.0.0.1", "8888"], Socket.getnameinfo(ai, Socket::NI_NUMERICHOST|Socket::NI_NUMERICSERV)) end def test_basicsocket_local_address s1 = Socket.new(:INET, :DGRAM, 0) s1.bind(Socket.sockaddr_in(0, "127.0.0.1")) e = Socket.unpack_sockaddr_in(s1.getsockname) a = Socket.unpack_sockaddr_in(s1.local_address.to_sockaddr) assert_equal(e, a) assert_equal(Socket::AF_INET, s1.local_address.afamily) assert_equal(Socket::PF_INET, s1.local_address.pfamily) assert_equal(Socket::SOCK_DGRAM, s1.local_address.socktype) ensure s1.close if s1 && !s1.closed? end def test_basicsocket_remote_address s1 = TCPServer.new("127.0.0.1", 0) s2 = Socket.new(:INET, :STREAM, 0) s2.connect(s1.getsockname) s3, _ = s1.accept e = Socket.unpack_sockaddr_in(s2.getsockname) a = Socket.unpack_sockaddr_in(s3.remote_address.to_sockaddr) assert_equal(e, a) assert_equal(Socket::AF_INET, s3.remote_address.afamily) assert_equal(Socket::PF_INET, s3.remote_address.pfamily) assert_equal(Socket::SOCK_STREAM, s3.remote_address.socktype) ensure s1.close if s1 && !s1.closed? s2.close if s2 && !s2.closed? s3.close if s3 && !s3.closed? end def test_socket_accept serv = Socket.new(:INET, :STREAM, 0) serv.bind(Socket.sockaddr_in(0, "127.0.0.1")) serv.listen(5) c = Socket.new(:INET, :STREAM, 0) c.connect(serv.local_address) ret = serv.accept s, ai = ret assert_kind_of(Array, ret) assert_equal(2, ret.length) assert_kind_of(Addrinfo, ai) e = Socket.unpack_sockaddr_in(c.getsockname) a = Socket.unpack_sockaddr_in(ai.to_sockaddr) assert_equal(e, a) ensure serv.close if serv && !serv.closed? s.close if s && !s.closed? c.close if c && !c.closed? end def test_socket_accept_nonblock serv = Socket.new(:INET, :STREAM, 0) serv.bind(Socket.sockaddr_in(0, "127.0.0.1")) serv.listen(5) c = Socket.new(:INET, :STREAM, 0) c.connect(serv.local_address) begin ret = serv.accept_nonblock rescue IO::WaitReadable, Errno::EINTR IO.select([serv]) retry end s, ai = ret assert_kind_of(Array, ret) assert_equal(2, ret.length) assert_kind_of(Addrinfo, ai) e = Socket.unpack_sockaddr_in(c.getsockname) a = Socket.unpack_sockaddr_in(ai.to_sockaddr) assert_equal(e, a) ensure serv.close if serv && !serv.closed? s.close if s && !s.closed? c.close if c && !c.closed? end def test_socket_sysaccept serv = Socket.new(:INET, :STREAM, 0) serv.bind(Socket.sockaddr_in(0, "127.0.0.1")) serv.listen(5) c = Socket.new(:INET, :STREAM, 0) c.connect(serv.local_address) ret = serv.sysaccept fd, ai = ret s = IO.new(fd) assert_kind_of(Array, ret) assert_equal(2, ret.length) assert_kind_of(Addrinfo, ai) e = Socket.unpack_sockaddr_in(c.getsockname) a = Socket.unpack_sockaddr_in(ai.to_sockaddr) assert_equal(e, a) ensure serv.close if serv && !serv.closed? s.close if s && !s.closed? c.close if c && !c.closed? end def test_socket_recvfrom s1 = Socket.new(:INET, :DGRAM, 0) s1.bind(Socket.sockaddr_in(0, "127.0.0.1")) s2 = Socket.new(:INET, :DGRAM, 0) s2.bind(Socket.sockaddr_in(0, "127.0.0.1")) s2.send("test-socket-recvfrom", 0, s1.getsockname) data, ai = s1.recvfrom(100) assert_equal("test-socket-recvfrom", data) assert_kind_of(Addrinfo, ai) e = Socket.unpack_sockaddr_in(s2.getsockname) a = Socket.unpack_sockaddr_in(ai.to_sockaddr) assert_equal(e, a) ensure s1.close if s1 && !s1.closed? s2.close if s2 && !s2.closed? end def test_socket_recvfrom_nonblock s1 = Socket.new(:INET, :DGRAM, 0) s1.bind(Socket.sockaddr_in(0, "127.0.0.1")) s2 = Socket.new(:INET, :DGRAM, 0) s2.bind(Socket.sockaddr_in(0, "127.0.0.1")) s2.send("test-socket-recvfrom", 0, s1.getsockname) begin data, ai = s1.recvfrom_nonblock(100) rescue IO::WaitReadable IO.select([s1]) retry end assert_equal("test-socket-recvfrom", data) assert_kind_of(Addrinfo, ai) e = Socket.unpack_sockaddr_in(s2.getsockname) a = Socket.unpack_sockaddr_in(ai.to_sockaddr) assert_equal(e, a) ensure s1.close if s1 && !s1.closed? s2.close if s2 && !s2.closed? end def test_family_addrinfo ai = Addrinfo.tcp("0.0.0.0", 4649).family_addrinfo("127.0.0.1", 80) assert_equal(["127.0.0.1", 80], ai.ip_unpack) assert_equal(Socket::SOCK_STREAM, ai.socktype) return unless Addrinfo.respond_to?(:unix) ai = Addrinfo.unix("/testdir/sock").family_addrinfo("/testdir/sock2") assert_equal("/testdir/sock2", ai.unix_path) assert_equal(Socket::SOCK_STREAM, ai.socktype) assert_raise(SocketError) { Addrinfo.tcp("0.0.0.0", 4649).family_addrinfo("::1", 80) } end def random_port # IANA suggests dynamic port for 49152 to 65535 # http://www.iana.org/assignments/port-numbers 49152 + rand(65535-49152+1) end def errors_addrinuse [Errno::EADDRINUSE] end def test_connect_from TCPServer.open("0.0.0.0", 0) {|serv| serv_ai = Addrinfo.new(serv.getsockname, :INET, :STREAM) serv_ai = tcp_unspecified_to_loopback(serv_ai) port = random_port begin serv_ai.connect_from("0.0.0.0", port) {|s1| s2 = serv.accept begin assert_equal(port, s2.remote_address.ip_port) ensure s2.close end } rescue *errors_addrinuse # not test failure end } TCPServer.open("0.0.0.0", 0) {|serv| serv_ai = Addrinfo.new(serv.getsockname, :INET, :STREAM) serv_ai = tcp_unspecified_to_loopback(serv_ai) port = random_port begin serv_ai.connect_from(Addrinfo.tcp("0.0.0.0", port)) {|s1| s2 = serv.accept begin assert_equal(port, s2.remote_address.ip_port) ensure s2.close end } rescue *errors_addrinuse # not test failure end } end def test_connect_to TCPServer.open("0.0.0.0", 0) {|serv| serv_ai = Addrinfo.new(serv.getsockname, :INET, :STREAM) serv_ai = tcp_unspecified_to_loopback(serv_ai) port = random_port client_ai = Addrinfo.tcp("0.0.0.0", port) begin client_ai.connect_to(*serv_ai.ip_unpack) {|s1| s2 = serv.accept begin assert_equal(port, s2.remote_address.ip_port) ensure s2.close end } rescue *errors_addrinuse # not test failure end } end def test_connect TCPServer.open("0.0.0.0", 0) {|serv| serv_ai = Addrinfo.new(serv.getsockname, :INET, :STREAM) serv_ai = tcp_unspecified_to_loopback(serv_ai) begin serv_ai.connect {|s1| s2 = serv.accept begin assert_equal(s1.local_address.ip_unpack, s2.remote_address.ip_unpack) assert_equal(s2.local_address.ip_unpack, s1.remote_address.ip_unpack) ensure s2.close end } rescue *errors_addrinuse # not test failure end } end def test_bind port = random_port client_ai = Addrinfo.tcp("0.0.0.0", port) begin client_ai.bind {|s| assert_equal(port, s.local_address.ip_port) } rescue *errors_addrinuse # not test failure end end def test_listen port = random_port client_ai = Addrinfo.tcp("0.0.0.0", port) begin client_ai.listen {|serv| assert_equal(port, serv.local_address.ip_port) serv_addr, serv_port = serv.local_address.ip_unpack case serv_addr when "0.0.0.0" then serv_addr = "127.0.0.1" end TCPSocket.open(serv_addr, serv_port) {|s1| s2, addr = serv.accept begin assert_equal(s1.local_address.ip_unpack, addr.ip_unpack) ensure s2.close end } } rescue *errors_addrinuse # not test failure end end def test_s_foreach Addrinfo.foreach(nil, 80, nil, :STREAM) {|ai| assert_kind_of(Addrinfo, ai) } end def test_marshal ai1 = Addrinfo.tcp("127.0.0.1", 80) ai2 = Marshal.load(Marshal.dump(ai1)) assert_equal(ai1.afamily, ai2.afamily) assert_equal(ai1.ip_unpack, ai2.ip_unpack) assert_equal(ai1.pfamily, ai2.pfamily) assert_equal(ai1.socktype, ai2.socktype) assert_equal(ai1.protocol, ai2.protocol) assert_equal(ai1.canonname, ai2.canonname) end def test_marshal_memory_leak bug11051 = '[ruby-dev:48923] [Bug #11051]' assert_no_memory_leak(%w[-rsocket], <<-PREP, <<-CODE, bug11051, rss: true) d = Marshal.dump(Addrinfo.tcp("127.0.0.1", 80)) 1000.times {Marshal.load(d)} PREP GC.start 20_000.times {Marshal.load(d)} CODE end if Socket.const_defined?("AF_INET6") && Socket::AF_INET6.is_a?(Integer) def test_addrinfo_new_inet6 ai = Addrinfo.new(["AF_INET6", 42304, "ip6-localhost", "::1"]) assert_equal([42304, "::1"], Socket.unpack_sockaddr_in(ai)) assert_equal(Socket::AF_INET6, ai.afamily) assert_equal(Socket::PF_INET6, ai.pfamily) assert_equal(0, ai.socktype) assert_equal(0, ai.protocol) end def test_addrinfo_ip_unpack_inet6 ai = Addrinfo.tcp("::1", 80) assert_equal(["::1", 80], ai.ip_unpack) assert_equal("::1", ai.ip_address) assert_equal(80, ai.ip_port) end def test_addrinfo_inspect_sockaddr_inet6 ai = Addrinfo.tcp("::1", 80) assert_equal("[::1]:80", ai.inspect_sockaddr) end def test_marshal_inet6 ai1 = Addrinfo.tcp("::1", 80) ai2 = Marshal.load(Marshal.dump(ai1)) assert_equal(ai1.afamily, ai2.afamily) assert_equal(ai1.ip_unpack, ai2.ip_unpack) assert_equal(ai1.pfamily, ai2.pfamily) assert_equal(ai1.socktype, ai2.socktype) assert_equal(ai1.protocol, ai2.protocol) assert_equal(ai1.canonname, ai2.canonname) end def ipv6(str) Addrinfo.getaddrinfo(str, nil, :INET6, :DGRAM).fetch(0) end def test_ipv6_address_predicates list = [ [:ipv6_unspecified?, "::"], [:ipv6_loopback?, "::1"], [:ipv6_v4compat?, "::0.0.0.2", "::255.255.255.255"], [:ipv6_v4mapped?, "::ffff:0.0.0.0", "::ffff:255.255.255.255"], [:ipv6_linklocal?, "fe80::", "febf::"], [:ipv6_sitelocal?, "fec0::", "feef::"], [:ipv6_multicast?, "ff00::", "ffff::"], [:ipv6_unique_local?, "fc00::", "fd00::"], ] mlist = [ [:ipv6_mc_nodelocal?, "ff01::", "ff11::"], [:ipv6_mc_linklocal?, "ff02::", "ff12::"], [:ipv6_mc_sitelocal?, "ff05::", "ff15::"], [:ipv6_mc_orglocal?, "ff08::", "ff18::"], [:ipv6_mc_global?, "ff0e::", "ff1e::"] ] list.each {|meth, *addrs| addrs.each {|addr| addr_exp = "Addrinfo.getaddrinfo(#{addr.inspect}, nil, :INET6, :DGRAM).fetch(0)" if meth == :ipv6_v4compat? || meth == :ipv6_v4mapped? # MacOS X returns IPv4 address for ::ffff:1.2.3.4 and ::1.2.3.4. # Solaris returns IPv4 address for ::ffff:1.2.3.4. ai = ipv6(addr) assert(ai.ipv4? || ai.send(meth), "ai=#{addr_exp}; ai.ipv4? || .#{meth}") else assert(ipv6(addr).send(meth), "#{addr_exp}.#{meth}") assert_equal(addr, ipv6(addr).ip_address) end list.each {|meth2,| next if meth == meth2 assert(!ipv6(addr).send(meth2), "!#{addr_exp}.#{meth2}") } } } mlist.each {|meth, *addrs| addrs.each {|addr| addr_exp = "Addrinfo.getaddrinfo(#{addr.inspect}, nil, :INET6, :DGRAM).fetch(0)" assert(ipv6(addr).send(meth), "#{addr_exp}.#{meth}") assert(ipv6(addr).ipv6_multicast?, "#{addr_exp}.ipv6_multicast?") mlist.each {|meth2,| next if meth == meth2 assert(!ipv6(addr).send(meth2), "!#{addr_exp}.#{meth2}") } list.each {|meth2,| next if :ipv6_multicast? == meth2 assert(!ipv6(addr).send(meth2), "!#{addr_exp}.#{meth2}") } } } end def test_ipv6_to_ipv4 ai = Addrinfo.ip("::192.0.2.3") ai = ai.ipv6_to_ipv4 if !ai.ipv4? assert(ai.ipv4?) assert_equal("192.0.2.3", ai.ip_address) ai = Addrinfo.ip("::ffff:192.0.2.3") ai = ai.ipv6_to_ipv4 if !ai.ipv4? assert(ai.ipv4?) assert_equal("192.0.2.3", ai.ip_address) assert_nil(Addrinfo.ip("::1").ipv6_to_ipv4) assert_nil(Addrinfo.ip("192.0.2.3").ipv6_to_ipv4) if HAS_UNIXSOCKET assert_nil(Addrinfo.unix("/testdir/sock").ipv6_to_ipv4) end end end if HAS_UNIXSOCKET def test_addrinfo_unix ai = Addrinfo.unix("/testdir/sock") assert_equal("/testdir/sock", Socket.unpack_sockaddr_un(ai)) assert_equal(Socket::AF_UNIX, ai.afamily) assert_equal(Socket::PF_UNIX, ai.pfamily) assert_equal(Socket::SOCK_STREAM, ai.socktype) assert_equal(0, ai.protocol) end def test_addrinfo_unix_dgram ai = Addrinfo.unix("/testdir/sock", :DGRAM) assert_equal("/testdir/sock", Socket.unpack_sockaddr_un(ai)) assert_equal(Socket::AF_UNIX, ai.afamily) assert_equal(Socket::PF_UNIX, ai.pfamily) assert_equal(Socket::SOCK_DGRAM, ai.socktype) assert_equal(0, ai.protocol) end def test_addrinfo_unix_path ai = Addrinfo.unix("/testdir/sock1") assert_equal("/testdir/sock1", ai.unix_path) end def test_addrinfo_inspect_sockaddr_unix ai = Addrinfo.unix("/testdir/test_addrinfo_inspect_sockaddr_unix") assert_equal("/testdir/test_addrinfo_inspect_sockaddr_unix", ai.inspect_sockaddr) end def test_addrinfo_new_unix ai = Addrinfo.new(["AF_UNIX", "/testdir/sock"]) assert_equal("/testdir/sock", Socket.unpack_sockaddr_un(ai)) assert_equal(Socket::AF_UNIX, ai.afamily) assert_equal(Socket::PF_UNIX, ai.pfamily) assert_equal(Socket::SOCK_STREAM, ai.socktype) # UNIXSocket/UNIXServer is SOCK_STREAM only. assert_equal(0, ai.protocol) end def test_addrinfo_predicates_unix unix_ai = Addrinfo.new(Socket.sockaddr_un("/testdir/sososo")) assert(!unix_ai.ip?) assert(!unix_ai.ipv4?) assert(!unix_ai.ipv6?) assert(unix_ai.unix?) end def test_marshal_unix ai1 = Addrinfo.unix("/testdir/sock") ai2 = Marshal.load(Marshal.dump(ai1)) assert_equal(ai1.afamily, ai2.afamily) assert_equal(ai1.unix_path, ai2.unix_path) assert_equal(ai1.pfamily, ai2.pfamily) assert_equal(ai1.socktype, ai2.socktype) assert_equal(ai1.protocol, ai2.protocol) assert_equal(ai1.canonname, ai2.canonname) end end end