merge bug25266 into bug25273

6 files changed, 99 insertions, 195 deletions

diff --git a/src/rabbit_binary_generator.erl b/src/rabbit_binary_generator.erl
index 2ece86963f..a333c1ce05 100644
--- a/src/rabbit_binary_generator.erl
+++ b/src/rabbit_binary_generator.erl
@@ -21,7 +21,7 @@
 -export([build_simple_method_frame/3,
          build_simple_content_frames/4,
          build_heartbeat_frame/0]).
--export([generate_table/1, encode_properties/2]).
+-export([generate_table/1]).
 -export([check_empty_frame_size/0]).
 -export([ensure_content_encoded/2, clear_encoded_content/1]).
 -export([map_exception/3]).
@@ -42,8 +42,6 @@
         -> [frame()]).
 -spec(build_heartbeat_frame/0 :: () -> frame()).
 -spec(generate_table/1 :: (rabbit_framing:amqp_table()) -> binary()).
--spec(encode_properties/2 ::
-        ([rabbit_framing:amqp_property_type()], [any()]) -> binary()).
 -spec(check_empty_frame_size/0 :: () -> 'ok').
 -spec(ensure_content_encoded/2 ::
         (rabbit_types:content(), rabbit_types:protocol()) ->
@@ -168,59 +166,6 @@ long_string_to_binary(String) when is_binary(String) ->
 long_string_to_binary(String) ->
     [<<(length(String)):32>>, String].
 
-encode_properties([], []) ->
-    <<0, 0>>;
-encode_properties(TypeList, ValueList) ->
-    encode_properties(0, TypeList, ValueList, 0, [], []).
-
-encode_properties(_Bit, [], [],
-                  FirstShortAcc, FlagsAcc, PropsAcc) ->
-    list_to_binary([lists:reverse(FlagsAcc),
-                    <<FirstShortAcc:16>>,
-                    lists:reverse(PropsAcc)]);
-encode_properties(_Bit, [], _ValueList,
-                  _FirstShortAcc, _FlagsAcc, _PropsAcc) ->
-    exit(content_properties_values_overflow);
-encode_properties(15, TypeList, ValueList,
-                  FirstShortAcc, FlagsAcc, PropsAcc) ->
-    NewFlagsShort = FirstShortAcc bor 1, % set the continuation low bit
-    encode_properties(0, TypeList, ValueList,
-                      0, [<<NewFlagsShort:16>> | FlagsAcc], PropsAcc);
-encode_properties(Bit, [bit | TypeList], [true  | ValueList],
-                  FirstShortAcc, FlagsAcc, PropsAcc) ->
-    encode_properties(Bit + 1, TypeList, ValueList,
-                      FirstShortAcc bor (1 bsl (15 - Bit)), FlagsAcc, PropsAcc);
-encode_properties(Bit, [bit | TypeList], [false | ValueList],
-                  FirstShortAcc, FlagsAcc, PropsAcc) ->
-    encode_properties(Bit + 1, TypeList, ValueList,
-                      FirstShortAcc, FlagsAcc, PropsAcc);
-encode_properties(_Bit, [bit | _TypeList], [Other | _ValueList],
-                  _FirstShortAcc, _FlagsAcc, _PropsAcc) ->
-    exit({content_properties_illegal_bit_value, Other});
-encode_properties(Bit, [_Type | TypeList], [undefined | ValueList],
-                  FirstShortAcc, FlagsAcc, PropsAcc) ->
-    encode_properties(Bit + 1, TypeList, ValueList,
-                      FirstShortAcc, FlagsAcc, PropsAcc);
-encode_properties(Bit, [Type | TypeList], [Value | ValueList],
-                  FirstShortAcc, FlagsAcc, PropsAcc) ->
-    encode_properties(Bit + 1, TypeList, ValueList,
-                      FirstShortAcc bor (1 bsl (15 - Bit)), FlagsAcc,
-                      [encode_property(Type, Value) | PropsAcc]).
-
-encode_property(shortstr, String) ->
-    Len = size(String),
-    if Len < 256 -> <<Len:8, String:Len/binary>>;
-       true      -> exit(content_properties_shortstr_overflow)
-    end;
-encode_property(longstr,  String) -> Len = size(String),
-                                     <<Len:32, String:Len/binary>>;
-encode_property(octet,       Int) -> <<Int:8/unsigned>>;
-encode_property(short,       Int) -> <<Int:16/unsigned>>;
-encode_property(long,        Int) -> <<Int:32/unsigned>>;
-encode_property(longlong,    Int) -> <<Int:64/unsigned>>;
-encode_property(timestamp,   Int) -> <<Int:64/unsigned>>;
-encode_property(table,     Table) -> table_to_binary(Table).
-
 check_empty_frame_size() ->
     %% Intended to ensure that EMPTY_FRAME_SIZE is defined correctly.
     case iolist_size(create_frame(?FRAME_BODY, 0, <<>>)) of
diff --git a/src/rabbit_control_main.erl b/src/rabbit_control_main.erl
index 1b42a84753..669a078754 100644
--- a/src/rabbit_control_main.erl
+++ b/src/rabbit_control_main.erl
@@ -386,7 +386,7 @@ action(list_bindings, Node, Args, Opts, Inform) ->
 
 action(list_connections, Node, Args, _Opts, Inform) ->
     Inform("Listing connections", []),
-    ArgAtoms = default_if_empty(Args, [user, peer_address, peer_port, state]),
+    ArgAtoms = default_if_empty(Args, [user, peer_host, peer_port, state]),
     display_info_list(rpc_call(Node, rabbit_networking, connection_info_all,
                                [ArgAtoms]),
                       ArgAtoms);
diff --git a/src/rabbit_net.erl b/src/rabbit_net.erl
index 038154c36e..562fc1971e 100644
--- a/src/rabbit_net.erl
+++ b/src/rabbit_net.erl
@@ -20,7 +20,7 @@
 -export([is_ssl/1, ssl_info/1, controlling_process/2, getstat/2,
          recv/1, async_recv/3, port_command/2, getopts/2, setopts/2, send/2,
          close/1, fast_close/1, sockname/1, peername/1, peercert/1,
-         tune_buffer_size/1, connection_string/2]).
+         tune_buffer_size/1, connection_string/2, socket_ends/2]).
 
 %%---------------------------------------------------------------------------
 
@@ -36,7 +36,7 @@
 -type(socket() :: port() | #ssl_socket{}).
 -type(opts() :: [{atom(), any()} |
                  {raw, non_neg_integer(), non_neg_integer(), binary()}]).
-
+-type(host_or_ip() :: binary() | inet:ip_address()).
 -spec(is_ssl/1 :: (socket()) -> boolean()).
 -spec(ssl_info/1 :: (socket())
                     -> 'nossl' | ok_val_or_error(
@@ -72,6 +72,10 @@
 -spec(tune_buffer_size/1 :: (socket()) -> ok_or_any_error()).
 -spec(connection_string/2 ::
         (socket(), 'inbound' | 'outbound') -> ok_val_or_error(string())).
+-spec(socket_ends/2 ::
+        (socket(), 'inbound' | 'outbound')
+        -> ok_val_or_error({host_or_ip(), rabbit_networking:ip_port(),
+                            host_or_ip(), rabbit_networking:ip_port()})).
 
 -endif.
 
@@ -193,17 +197,37 @@ tune_buffer_size(Sock) ->
     end.
 
 connection_string(Sock, Direction) ->
-    {From, To} = case Direction of
-                     inbound  -> {fun peername/1, fun sockname/1};
-                     outbound -> {fun sockname/1, fun peername/1}
-                 end,
+    case socket_ends(Sock, Direction) of
+        {ok, {FromAddress, FromPort, ToAddress, ToPort}} ->
+            {ok, rabbit_misc:format(
+                   "~s:~p -> ~s:~p",
+                   [maybe_ntoab(FromAddress), FromPort,
+                    maybe_ntoab(ToAddress),   ToPort])};
+        Error ->
+            Error
+    end.
+
+socket_ends(Sock, Direction) ->
+    {From, To} = sock_funs(Direction),
     case {From(Sock), To(Sock)} of
         {{ok, {FromAddress, FromPort}}, {ok, {ToAddress, ToPort}}} ->
-            {ok, rabbit_misc:format("~s:~p -> ~s:~p",
-                                    [rabbit_misc:ntoab(FromAddress), FromPort,
-                                     rabbit_misc:ntoab(ToAddress),   ToPort])};
+            {ok, {rdns(FromAddress), FromPort,
+                  rdns(ToAddress),   ToPort}};
         {{error, _Reason} = Error, _} ->
             Error;
         {_, {error, _Reason} = Error} ->
             Error
     end.
+
+maybe_ntoab(Addr) when is_tuple(Addr) -> rabbit_misc:ntoab(Addr);
+maybe_ntoab(Host)                     -> Host.
+
+rdns(Addr) ->
+    {ok, Lookup} = application:get_env(rabbit, reverse_dns_lookups),
+    case Lookup of
+        true -> list_to_binary(rabbit_networking:tcp_host(Addr));
+        _    -> Addr
+    end.
+
+sock_funs(inbound)  -> {fun peername/1, fun sockname/1};
+sock_funs(outbound) -> {fun sockname/1, fun peername/1}.
diff --git a/src/rabbit_networking.erl b/src/rabbit_networking.erl
index 5cf8d1aef6..31eeef730c 100644
--- a/src/rabbit_networking.erl
+++ b/src/rabbit_networking.erl
@@ -21,7 +21,7 @@
          node_listeners/1, connections/0, connection_info_keys/0,
          connection_info/1, connection_info/2,
          connection_info_all/0, connection_info_all/1,
-         close_connection/2, force_connection_event_refresh/0]).
+         close_connection/2, force_connection_event_refresh/0, tcp_host/1]).
 
 %%used by TCP-based transports, e.g. STOMP adapter
 -export([tcp_listener_addresses/1, tcp_listener_spec/6,
diff --git a/src/rabbit_reader.erl b/src/rabbit_reader.erl
index 829e9e52fe..928786e983 100644
--- a/src/rabbit_reader.erl
+++ b/src/rabbit_reader.erl
@@ -39,19 +39,19 @@
              connection_state, queue_collector, heartbeater, stats_timer,
              channel_sup_sup_pid, start_heartbeat_fun, buf, buf_len,
              auth_mechanism, auth_state, conserve_resources,
-             last_blocked_by, last_blocked_at}).
+             last_blocked_by, last_blocked_at, host, peer_host,
+             port, peer_port}).
 
 -define(STATISTICS_KEYS, [pid, recv_oct, recv_cnt, send_oct, send_cnt,
                           send_pend, state, last_blocked_by, last_blocked_age,
                           channels]).
 
--define(CREATION_EVENT_KEYS, [pid, name, address, port, peer_address, peer_port,
-                              ssl, peer_cert_subject, peer_cert_issuer,
-                              peer_cert_validity, auth_mechanism,
-                              ssl_protocol, ssl_key_exchange,
-                              ssl_cipher, ssl_hash,
-                              protocol, user, vhost, timeout, frame_max,
-                              client_properties]).
+-define(CREATION_EVENT_KEYS,
+        [pid, name, port, peer_port, host,
+        peer_host, ssl, peer_cert_subject, peer_cert_issuer,
+        peer_cert_validity, auth_mechanism, ssl_protocol,
+        ssl_key_exchange, ssl_cipher, ssl_hash, protocol, user, vhost,
+        timeout, frame_max, client_properties]).
 
 -define(INFO_KEYS, ?CREATION_EVENT_KEYS ++ ?STATISTICS_KEYS -- [pid]).
 
@@ -192,17 +192,20 @@ socket_op(Sock, Fun) ->
 name(Sock) ->
     socket_op(Sock, fun (S) -> rabbit_net:connection_string(S, inbound) end).
 
+socket_ends(Sock) ->
+    socket_op(Sock, fun (S) -> rabbit_net:socket_ends(S, inbound) end).
+
 start_connection(Parent, ChannelSupSupPid, Collector, StartHeartbeatFun, Deb,
                  Sock, SockTransform) ->
     process_flag(trap_exit, true),
     Name = name(Sock),
     log(info, "accepting AMQP connection ~p (~s)~n", [self(), Name]),
     ClientSock = socket_op(Sock, SockTransform),
-    erlang:send_after(?HANDSHAKE_TIMEOUT * 1000, self(),
-                      handshake_timeout),
+    erlang:send_after(?HANDSHAKE_TIMEOUT * 1000, self(), handshake_timeout),
+    {PeerHost, PeerPort, Host, Port} = socket_ends(Sock),
     State = #v1{parent              = Parent,
                 sock                = ClientSock,
-                name                = Name,
+                name                = list_to_binary(Name),
                 connection          = #connection{
                   protocol           = none,
                   user               = none,
@@ -225,7 +228,11 @@ start_connection(Parent, ChannelSupSupPid, Collector, StartHeartbeatFun, Deb,
                 auth_state          = none,
                 conserve_resources  = false,
                 last_blocked_by     = none,
-                last_blocked_at     = never},
+                last_blocked_at     = never,
+                host                = Host,
+                peer_host           = PeerHost,
+                port                = Port,
+                peer_port           = PeerPort},
     try
         ok = inet_op(fun () -> rabbit_net:tune_buffer_size(ClientSock) end),
         recvloop(Deb, switch_callback(rabbit_event:init_stats_timer(
@@ -894,15 +901,11 @@ auth_phase(Response,
 infos(Items, State) -> [{Item, i(Item, State)} || Item <- Items].
 
 i(pid,                #v1{}) -> self();
-i(name,               #v1{name = Name}) -> list_to_binary(Name);
-i(address,            S) -> socket_info(fun rabbit_net:sockname/1,
-                                        fun ({A, _}) -> A end, S);
-i(port,               S) -> socket_info(fun rabbit_net:sockname/1,
-                                        fun ({_, P}) -> P end, S);
-i(peer_address,       S) -> socket_info(fun rabbit_net:peername/1,
-                                        fun ({A, _}) -> A end, S);
-i(peer_port,          S) -> socket_info(fun rabbit_net:peername/1,
-                                        fun ({_, P}) -> P end, S);
+i(name,               #v1{name      = Name})     -> Name;
+i(host,               #v1{host      = Host})     -> Host;
+i(peer_host,          #v1{peer_host = PeerHost}) -> PeerHost;
+i(port,               #v1{port      = Port})     -> Port;
+i(peer_port,          #v1{peer_port = PeerPort}) -> PeerPort;
 i(SockStat,           S) when SockStat =:= recv_oct;
                               SockStat =:= recv_cnt;
                               SockStat =:= send_oct;
diff --git a/src/rabbit_tests.erl b/src/rabbit_tests.erl
index 715aa186ec..f802a5a0d9 100644
--- a/src/rabbit_tests.erl
+++ b/src/rabbit_tests.erl
@@ -18,7 +18,7 @@
 
 -compile([export_all]).
 
--export([all_tests/0, test_parsing/0]).
+-export([all_tests/0]).
 
 -import(rabbit_misc, [pget/2]).
 
@@ -46,7 +46,7 @@ all_tests() ->
     passed = test_pg_local(),
     passed = test_unfold(),
     passed = test_supervisor_delayed_restart(),
-    passed = test_parsing(),
+    passed = test_table_codec(),
     passed = test_content_framing(),
     passed = test_content_transcoding(),
     passed = test_topic_matching(),
@@ -424,113 +424,45 @@ test_unfold() ->
                                    end, 10),
     passed.
 
-test_parsing() ->
-    passed = test_content_properties(),
-    passed = test_field_values(),
-    passed.
-
-test_content_prop_encoding(Datum, Binary) ->
-    Types =  [element(1, E) || E <- Datum],
-    Values = [element(2, E) || E <- Datum],
-    Binary = rabbit_binary_generator:encode_properties(Types, Values). %% assertion
-
-test_content_properties() ->
-    test_content_prop_encoding([], <<0, 0>>),
-    test_content_prop_encoding([{bit, true}, {bit, false}, {bit, true}, {bit, false}],
-                               <<16#A0, 0>>),
-    test_content_prop_encoding([{bit, true}, {octet, 123}, {bit, true}, {octet, undefined},
-                                {bit, true}],
-                               <<16#E8,0,123>>),
-    test_content_prop_encoding([{bit, true}, {octet, 123}, {octet, 123}, {bit, true}],
-                               <<16#F0,0,123,123>>),
-    test_content_prop_encoding([{bit, true}, {shortstr, <<"hi">>}, {bit, true},
-                                {short, 54321}, {bit, true}],
-                               <<16#F8,0,2,"hi",16#D4,16#31>>),
-    test_content_prop_encoding([{bit, true}, {shortstr, undefined}, {bit, true},
-                                {short, 54321}, {bit, true}],
-                               <<16#B8,0,16#D4,16#31>>),
-    test_content_prop_encoding([{table, [{<<"a signedint">>, signedint, 12345678},
-                                         {<<"a longstr">>, longstr, <<"yes please">>},
-                                         {<<"a decimal">>, decimal, {123, 12345678}},
-                                         {<<"a timestamp">>, timestamp, 123456789012345},
-                                         {<<"a nested table">>, table,
-                                          [{<<"one">>, signedint, 1},
-                                           {<<"two">>, signedint, 2}]}]}],
-                               <<
-                                 %% property-flags
-                                 16#8000:16,
-
-                                 %% property-list:
-
-                                 %% table
-                                 117:32,                % table length in bytes
-
-                                 11,"a signedint",      % name
-                                 "I",12345678:32,       % type and value
-
-                                 9,"a longstr",
-                                 "S",10:32,"yes please",
-
-                                 9,"a decimal",
-                                 "D",123,12345678:32,
-
-                                 11,"a timestamp",
-                                 "T", 123456789012345:64,
-
-                                 14,"a nested table",
-                                 "F",
-                                 18:32,
-
-                                 3,"one",
-                                 "I",1:32,
-
-                                 3,"two",
-                                 "I",2:32 >>),
-    passed.
-
-test_field_values() ->
+test_table_codec() ->
     %% FIXME this does not test inexact numbers (double and float) yet,
     %% because they won't pass the equality assertions
-    test_content_prop_encoding(
-      [{table, [{<<"longstr">>, longstr, <<"Here is a long string">>},
-                {<<"signedint">>, signedint, 12345},
-                {<<"decimal">>, decimal, {3, 123456}},
-                {<<"timestamp">>, timestamp, 109876543209876},
-                {<<"table">>, table, [{<<"one">>, signedint, 54321},
-                                      {<<"two">>, longstr, <<"A long string">>}]},
-                {<<"byte">>, byte, 255},
-                {<<"long">>, long, 1234567890},
-                {<<"short">>, short, 655},
-                {<<"bool">>, bool, true},
-                {<<"binary">>, binary, <<"a binary string">>},
-                {<<"void">>, void, undefined},
-                {<<"array">>, array, [{signedint, 54321},
-                                      {longstr, <<"A long string">>}]}
-
-               ]}],
-      <<
-        %% property-flags
-        16#8000:16,
-        %% table length in bytes
-        228:32,
-
-        7,"longstr",   "S", 21:32, "Here is a long string",      %      = 34
-        9,"signedint", "I", 12345:32/signed,                     % + 15 = 49
-        7,"decimal",   "D", 3, 123456:32,                        % + 14 = 63
-        9,"timestamp", "T", 109876543209876:64,                  % + 19 = 82
-        5,"table",     "F", 31:32, % length of table             % + 11 = 93
-        3,"one", "I", 54321:32,                                  % +  9 = 102
-        3,"two", "S", 13:32, "A long string",                    % + 22 = 124
-        4,"byte",      "b", 255:8,                               % +  7 = 131
-        4,"long",      "l", 1234567890:64,                       % + 14 = 145
-        5,"short",     "s", 655:16,                              % +  9 = 154
-        4,"bool",      "t", 1,                                   % +  7 = 161
-        6,"binary",    "x", 15:32, "a binary string",            % + 27 = 188
-        4,"void",      "V",                                      % +  6 = 194
-        5,"array",     "A", 23:32,                               % + 11 = 205
-        "I", 54321:32,                                           % +  5 = 210
-        "S", 13:32, "A long string"                              % + 18 = 228
-      >>),
+    Table = [{<<"longstr">>,   longstr,   <<"Here is a long string">>},
+             {<<"signedint">>, signedint, 12345},
+             {<<"decimal">>,   decimal,   {3, 123456}},
+             {<<"timestamp">>, timestamp, 109876543209876},
+             {<<"table">>,     table,     [{<<"one">>, signedint, 54321},
+                                           {<<"two">>, longstr,
+                                            <<"A long string">>}]},
+             {<<"byte">>,      byte,      255},
+             {<<"long">>,      long,      1234567890},
+             {<<"short">>,     short,     655},
+             {<<"bool">>,      bool,      true},
+             {<<"binary">>,    binary,    <<"a binary string">>},
+             {<<"void">>,      void,      undefined},
+             {<<"array">>,     array,     [{signedint, 54321},
+                                           {longstr, <<"A long string">>}]}
+            ],
+    Binary = <<
+               7,"longstr",   "S", 21:32, "Here is a long string",
+               9,"signedint", "I", 12345:32/signed,
+               7,"decimal",   "D", 3, 123456:32,
+               9,"timestamp", "T", 109876543209876:64,
+               5,"table",     "F", 31:32, % length of table
+               3,"one",       "I", 54321:32,
+               3,"two",       "S", 13:32, "A long string",
+               4,"byte",      "b", 255:8,
+               4,"long",      "l", 1234567890:64,
+               5,"short",     "s", 655:16,
+               4,"bool",      "t", 1,
+               6,"binary",    "x", 15:32, "a binary string",
+               4,"void",      "V",
+               5,"array",     "A", 23:32,
+               "I", 54321:32,
+               "S", 13:32, "A long string"
+             >>,
+    Binary = rabbit_binary_generator:generate_table(Table),
+    Table  = rabbit_binary_parser:parse_table(Binary),
     passed.
 
 %% Test that content frames don't exceed frame-max