diff options
Diffstat (limited to 'lib/kernel')
-rw-r--r-- | lib/kernel/src/dist_util.erl | 3 | ||||
-rw-r--r-- | lib/kernel/src/group.erl | 79 | ||||
-rw-r--r-- | lib/kernel/src/net_kernel.erl | 344 | ||||
-rw-r--r-- | lib/kernel/src/user.erl | 6 | ||||
-rw-r--r-- | lib/kernel/test/erl_distribution_wb_SUITE.erl | 14 | ||||
-rw-r--r-- | lib/kernel/test/gen_tcp_misc_SUITE.erl | 62 | ||||
-rw-r--r-- | lib/kernel/test/zlib_SUITE.erl | 79 |
7 files changed, 407 insertions, 180 deletions
diff --git a/lib/kernel/src/dist_util.erl b/lib/kernel/src/dist_util.erl index 08bd5946cd..fb9f7fd7eb 100644 --- a/lib/kernel/src/dist_util.erl +++ b/lib/kernel/src/dist_util.erl @@ -250,7 +250,8 @@ check_dflags(#hs_data{other_node = Node, require_flags = RequiredFlags} = HSData) -> Mandatory = ((?DFLAG_EXTENDED_REFERENCES bor ?DFLAG_EXTENDED_PIDS_PORTS - bor ?DFLAG_UTF8_ATOMS) + bor ?DFLAG_UTF8_ATOMS + bor ?DFLAG_NEW_FUN_TAGS) bor RequiredFlags), Missing = check_mandatory(0, ?DFLAGS_ALL, Mandatory, OtherFlags, []), diff --git a/lib/kernel/src/group.erl b/lib/kernel/src/group.erl index a5210901f2..e1198d2587 100644 --- a/lib/kernel/src/group.erl +++ b/lib/kernel/src/group.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2017. All Rights Reserved. +%% Copyright Ericsson AB 1996-2016. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -261,11 +261,11 @@ io_request({put_chars,latin1,M,F,As}, Drv, From, Buf) -> end; io_request({get_chars,Encoding,Prompt,N}, Drv, _From, Buf) -> - get_chars(Prompt, io_lib, collect_chars, N, Drv, Buf, Encoding); + get_chars_n(Prompt, io_lib, collect_chars, N, Drv, Buf, Encoding); io_request({get_line,Encoding,Prompt}, Drv, _From, Buf) -> - get_chars(Prompt, io_lib, collect_line, [], Drv, Buf, Encoding); + get_chars_line(Prompt, io_lib, collect_line, [], Drv, Buf, Encoding); io_request({get_until,Encoding, Prompt,M,F,As}, Drv, _From, Buf) -> - get_chars(Prompt, io_lib, get_until, {M,F,As}, Drv, Buf, Encoding); + get_chars_line(Prompt, io_lib, get_until, {M,F,As}, Drv, Buf, Encoding); io_request({get_password,_Encoding},Drv,_From,Buf) -> get_password_chars(Drv, Buf); io_request({setopts,Opts}, Drv, _From, Buf) when is_list(Opts) -> @@ -434,7 +434,7 @@ getopts(Drv,Buf) -> {ok,[Exp,Echo,Bin,Uni],Buf}. -%% get_chars(Prompt, Module, Function, XtraArgument, Drv, Buffer) +%% get_chars_*(Prompt, Module, Function, XtraArgument, Drv, Buffer) %% Gets characters from the input Drv until as the applied function %% returns {stop,Result,Rest}. Does not block output until input has been %% received. @@ -452,12 +452,21 @@ get_password_chars(Drv,Buf) -> {exit, terminated} end. -get_chars(Prompt, M, F, Xa, Drv, Buf, Encoding) -> +get_chars_n(Prompt, M, F, Xa, Drv, Buf, Encoding) -> + Pbs = prompt_bytes(Prompt, Encoding), + case get(echo) of + true -> + get_chars_loop(Pbs, M, F, Xa, Drv, Buf, start, Encoding); + false -> + get_chars_n_loop(Pbs, M, F, Xa, Drv, Buf, start, Encoding) + end. + +get_chars_line(Prompt, M, F, Xa, Drv, Buf, Encoding) -> Pbs = prompt_bytes(Prompt, Encoding), get_chars_loop(Pbs, M, F, Xa, Drv, Buf, start, Encoding). get_chars_loop(Pbs, M, F, Xa, Drv, Buf0, State, Encoding) -> - Result = case get(echo) of + Result = case get(echo) of true -> get_line(Buf0, Pbs, Drv, Encoding); false -> @@ -466,8 +475,8 @@ get_chars_loop(Pbs, M, F, Xa, Drv, Buf0, State, Encoding) -> get_line_echo_off(Buf0, Pbs, Drv) end, case Result of - {done,Line,Buf1} -> - get_chars_apply(Pbs, M, F, Xa, Drv, Buf1, State, Line, Encoding); + {done,Line,Buf} -> + get_chars_apply(Pbs, M, F, Xa, Drv, Buf, State, Line, Encoding); interrupted -> {error,{error,interrupted},[]}; terminated -> @@ -476,12 +485,29 @@ get_chars_loop(Pbs, M, F, Xa, Drv, Buf0, State, Encoding) -> get_chars_apply(Pbs, M, F, Xa, Drv, Buf, State0, Line, Encoding) -> case catch M:F(State0, cast(Line,get(read_mode), Encoding), Encoding, Xa) of - {stop,Result,Rest} -> - {ok,Result,append(Rest, Buf, Encoding)}; - {'EXIT',_} -> - {error,{error,err_func(M, F, Xa)},[]}; - State1 -> - get_chars_loop(Pbs, M, F, Xa, Drv, Buf, State1, Encoding) + {stop,Result,Rest} -> + {ok,Result,append(Rest, Buf, Encoding)}; + {'EXIT',_} -> + {error,{error,err_func(M, F, Xa)},[]}; + State1 -> + get_chars_loop(Pbs, M, F, Xa, Drv, Buf, State1, Encoding) + end. + +get_chars_n_loop(Pbs, M, F, Xa, Drv, Buf0, State, Encoding) -> + try M:F(State, cast(Buf0, get(read_mode), Encoding), Encoding, Xa) of + {stop,Result,Rest} -> + {ok, Result, Rest}; + State1 -> + case get_chars_echo_off(Pbs, Drv) of + interrupted -> + {error,{error,interrupted},[]}; + terminated -> + {exit,terminated}; + Buf -> + get_chars_n_loop(Pbs, M, F, Xa, Drv, Buf, State1, Encoding) + end + catch _:_ -> + {error,{error,err_func(M, F, Xa)},[]} end. %% Convert error code to make it look as before @@ -684,6 +710,29 @@ get_line_echo_off1({Chars,[]}, Drv) -> get_line_echo_off1({Chars,Rest}, _Drv) -> {done,lists:reverse(Chars),case Rest of done -> []; _ -> Rest end}. +get_chars_echo_off(Pbs, Drv) -> + send_drv_reqs(Drv, [{put_chars, unicode,Pbs}]), + get_chars_echo_off1(Drv). + +get_chars_echo_off1(Drv) -> + receive + {Drv, {data, Cs}} -> + Cs; + {Drv, eof} -> + eof; + {io_request,From,ReplyAs,Req} when is_pid(From) -> + io_request(Req, From, ReplyAs, Drv, []), + get_chars_echo_off1(Drv); + {reply,{{From,ReplyAs},Reply}} when From =/= undefined -> + %% We take care of replies from puts here as well + io_reply(From, ReplyAs, Reply), + get_chars_echo_off1(Drv); + {'EXIT',Drv,interrupt} -> + interrupted; + {'EXIT',Drv,_} -> + terminated + end. + %% We support line editing for the ICANON mode except the following %% line editing characters, which already has another meaning in %% echo-on mode (See Advanced Programming in the Unix Environment, 2nd ed, diff --git a/lib/kernel/src/net_kernel.erl b/lib/kernel/src/net_kernel.erl index f36b4f1e6a..cdb10a7b12 100644 --- a/lib/kernel/src/net_kernel.erl +++ b/lib/kernel/src/net_kernel.erl @@ -70,8 +70,8 @@ protocol_childspecs/0, epmd_module/0]). --export([connect/1, disconnect/1, hidden_connect/1, passive_cnct/1]). --export([hidden_connect_node/1]). %% explicit connect +-export([disconnect/1, passive_cnct/1]). +-export([hidden_connect_node/1]). -export([set_net_ticktime/1, set_net_ticktime/2, get_net_ticktime/0]). -export([node_info/1, node_info/2, nodes_info/0, @@ -122,6 +122,7 @@ -record(connection, { node, %% remote node name + conn_id, %% Connection identity state, %% pending | up | up_pending owner, %% owner pid pending_owner, %% possible new owner @@ -247,14 +248,15 @@ ticktime_res(A) when is_atom(A) -> A. %% Called though BIF's -connect(Node) -> do_connect(Node, normal, false). %%% Long timeout if blocked (== barred), only affects nodes with %%% {dist_auto_connect, once} set. -passive_cnct(Node) -> do_connect(Node, normal, true). -disconnect(Node) -> request({disconnect, Node}). +passive_cnct(Node) -> + case request({passive_cnct, Node}) of + ignored -> false; + Other -> Other + end. -%% connect but not seen -hidden_connect(Node) -> do_connect(Node, hidden, false). +disconnect(Node) -> request({disconnect, Node}). %% Should this node publish itself on Node? publish_on_node(Node) when is_atom(Node) -> @@ -272,67 +274,30 @@ connect_node(Node) when is_atom(Node) -> hidden_connect_node(Node) when is_atom(Node) -> request({connect, hidden, Node}). -do_connect(Node, Type, WaitForBarred) -> %% Type = normal | hidden - case catch ets:lookup(sys_dist, Node) of - {'EXIT', _} -> - ?connect_failure(Node,{table_missing, sys_dist}), - false; - [#barred_connection{}] -> - case WaitForBarred of - false -> - false; - true -> - Pid = spawn(?MODULE,passive_connect_monitor,[self(),Node]), - receive - {Pid, true} -> - %%io:format("Net Kernel: barred connection (~p) " - %% "connected from other end.~n",[Node]), - true; - {Pid, false} -> - ?connect_failure(Node,{barred_connection, - ets:lookup(sys_dist, Node)}), - %%io:format("Net Kernel: barred connection (~p) " - %% "- failure.~n",[Node]), - false - end - end; - Else -> - case application:get_env(kernel, dist_auto_connect) of - {ok, never} -> - ?connect_failure(Node,{dist_auto_connect,never}), - false; - % This might happen due to connection close - % not beeing propagated to user space yet. - % Save the day by just not connecting... - {ok, once} when Else =/= [], - (hd(Else))#connection.state =:= up -> - ?connect_failure(Node,{barred_connection, - ets:lookup(sys_dist, Node)}), - false; - _ -> - request({connect, Type, Node}) - end - end. -passive_connect_monitor(Parent, Node) -> +passive_connect_monitor(From, Node) -> ok = monitor_nodes(true,[{node_type,all}]), - case lists:member(Node,nodes([connected])) of - true -> - ok = monitor_nodes(false,[{node_type,all}]), - Parent ! {self(),true}; - _ -> - Ref = make_ref(), - Tref = erlang:send_after(connecttime(),self(),Ref), - receive - Ref -> - ok = monitor_nodes(false,[{node_type,all}]), - Parent ! {self(), false}; - {nodeup,Node,_} -> - ok = monitor_nodes(false,[{node_type,all}]), - _ = erlang:cancel_timer(Tref), - Parent ! {self(),true} - end - end. + Reply = case lists:member(Node,nodes([connected])) of + true -> + io:format("~p: passive_connect_monitor ~p\n", [self(), ?LINE]), + true; + _ -> + receive + {nodeup,Node,_} -> + io:format("~p: passive_connect_monitor ~p\n", [self(), ?LINE]), + true + after connecttime() -> + io:format("~p: passive_connect_monitor ~p\n", [self(), ?LINE]), + false + end + end, + ok = monitor_nodes(false,[{node_type,all}]), + io:format("~p: passive_connect_monitor ~p\n", [self(), ?LINE]), + {Pid, Tag} = From, + io:format("~p: passive_connect_monitor ~p\n", [self(), ?LINE]), + erlang:send(Pid, {Tag, Reply}), + io:format("~p: passive_connect_monitor ~p\n", [self(), ?LINE]). + %% If the net_kernel isn't running we ignore all requests to the %% kernel, thus basically accepting them :-) @@ -394,40 +359,135 @@ init({Name, LongOrShortNames, TickT, CleanHalt}) -> end. +do_auto_connect(Type, Node, ConnId, WaitForBarred, From, State) -> + ConnLookup = ets:lookup(sys_dist, Node), + + case ConnLookup of + [#barred_connection{}] -> + case WaitForBarred of + false -> + {reply, false, State}; + true -> + spawn(?MODULE,passive_connect_monitor,[From,Node]), + {noreply, State} + end; + + [#connection{conn_id=ConnId, state = up}] -> + {reply, true, State}; + [#connection{conn_id=ConnId, waiting=Waiting}=Conn] -> + case From of + noreply -> ok; + _ -> ets:insert(sys_dist, Conn#connection{waiting = [From|Waiting]}) + end, + {noreply, State}; + + _ -> + case application:get_env(kernel, dist_auto_connect) of + {ok, never} -> + ?connect_failure(Node,{dist_auto_connect,never}), + {reply, false, State}; + + %% This might happen due to connection close + %% not beeing propagated to user space yet. + %% Save the day by just not connecting... + {ok, once} when ConnLookup =/= [], + (hd(ConnLookup))#connection.state =:= up -> + ?connect_failure(Node,{barred_connection, + ets:lookup(sys_dist, Node)}), + {reply, false, State}; + _ -> + case setup(ConnLookup, Node,ConnId,Type,From,State) of + {ok, SetupPid} -> + Owners = [{SetupPid, Node} | State#state.conn_owners], + {noreply,State#state{conn_owners=Owners}}; + _Error -> + ?connect_failure(Node, {setup_call, failed, _Error}), + {reply, false, State} + end + end + end. + + +do_explicit_connect([#connection{conn_id = ConnId, state = up}], _, _, ConnId, _From, State) -> + {reply, true, State}; +do_explicit_connect([#connection{conn_id = ConnId}=Conn], _, _, ConnId, From, State) + when Conn#connection.state =:= pending; + Conn#connection.state =:= up_pending -> + Waiting = Conn#connection.waiting, + ets:insert(sys_dist, Conn#connection{waiting = [From|Waiting]}), + {noreply, State}; +do_explicit_connect([#barred_connection{}], Type, Node, ConnId, From , State) -> + %% Barred connection only affects auto_connect, ignore it. + do_explicit_connect([], Type, Node, ConnId, From , State); +do_explicit_connect(ConnLookup, Type, Node, ConnId, From , State) -> + case setup(ConnLookup, Node,ConnId,Type,From,State) of + {ok, SetupPid} -> + Owners = [{SetupPid, Node} | State#state.conn_owners], + {noreply,State#state{conn_owners=Owners}}; + _Error -> + ?connect_failure(Node, {setup_call, failed, _Error}), + {reply, false, State} + end. + +-define(ERTS_DIST_CON_ID_MASK, 16#ffffff). % also in external.h + +verify_new_conn_id([], {Nr,_DHandle}) + when (Nr band (bnot ?ERTS_DIST_CON_ID_MASK)) =:= 0 -> + true; +verify_new_conn_id([#connection{conn_id = {Old,_}}], {New,_}) + when New =:= ((Old+1) band ?ERTS_DIST_CON_ID_MASK) -> + true; +verify_new_conn_id(_, _) -> + false. + + + %% ------------------------------------------------------------ %% handle_call. %% ------------------------------------------------------------ %% -%% Set up a connection to Node. -%% The response is delayed until the connection is up and -%% running. +%% Passive auto-connect to Node. +%% The response is delayed until the connection is up and running. %% -handle_call({connect, _, Node}, From, State) when Node =:= node() -> +handle_call({passive_cnct, Node}, From, State) when Node =:= node() -> + async_reply({reply, true, State}, From); +handle_call({passive_cnct, Node}, From, State) -> + verbose({passive_cnct, Node}, 1, State), + Type = normal, + WaitForBarred = true, + R = case (catch erts_internal:new_connection(Node)) of + {Nr,_DHandle}=ConnId when is_integer(Nr) -> + do_auto_connect(Type, Node, ConnId, WaitForBarred, From, State); + + _Error -> + error_logger:error_msg("~n** Cannot get connection id for node ~w~n", + [Node]), + {reply, false, State} + end, + + return_call(R, From); + +%% +%% Explicit connect +%% The response is delayed until the connection is up and running. +%% +handle_call({connect, _, Node, _, _}, From, State) when Node =:= node() -> async_reply({reply, true, State}, From); handle_call({connect, Type, Node}, From, State) -> verbose({connect, Type, Node}, 1, State), - case ets:lookup(sys_dist, Node) of - [Conn] when Conn#connection.state =:= up -> - async_reply({reply, true, State}, From); - [Conn] when Conn#connection.state =:= pending -> - Waiting = Conn#connection.waiting, - ets:insert(sys_dist, Conn#connection{waiting = [From|Waiting]}), - {noreply, State}; - [Conn] when Conn#connection.state =:= up_pending -> - Waiting = Conn#connection.waiting, - ets:insert(sys_dist, Conn#connection{waiting = [From|Waiting]}), - {noreply, State}; - _ -> - case setup(Node,Type,From,State) of - {ok, SetupPid} -> - Owners = [{SetupPid, Node} | State#state.conn_owners], - {noreply,State#state{conn_owners=Owners}}; - _Error -> - ?connect_failure(Node, {setup_call, failed, _Error}), - async_reply({reply, false, State}, From) - end - end; + ConnLookup = ets:lookup(sys_dist, Node), + R = case (catch erts_internal:new_connection(Node)) of + {Nr,_DHandle}=ConnId when is_integer(Nr) -> + do_explicit_connect(ConnLookup, Type, Node, ConnId, From, State); + + _Error -> + error_logger:error_msg("~n** Cannot get connection id for node ~w~n", + [Node]), + {reply, false, State} + end, + return_call(R, From); + %% %% Close the connection to Node. @@ -634,6 +694,26 @@ terminate(_Reason, State) -> %% ------------------------------------------------------------ %% +%% Asynchronous auto connect request +%% +handle_info({auto_connect,Node, Nr, DHandle}, State) -> + verbose({auto_connect, Node, Nr, DHandle}, 1, State), + ConnId = {Nr, DHandle}, + NewState = + case do_auto_connect(normal, Node, ConnId, false, noreply, State) of + {noreply, S} -> %% Pending connection + S; + + {reply, true, S} -> %% Already connected + S; + + {reply, false, S} -> %% Connection refused + erts_internal:abort_connection(Node, ConnId), + S + end, + {noreply, NewState}; + +%% %% accept a new connection. %% handle_info({accept,AcceptPid,Socket,Family,Proto}, State) -> @@ -713,14 +793,23 @@ handle_info({AcceptPid, {accept_pending,MyNode,Node,Address,Type}}, State) -> AcceptPid ! {self(), {accept_pending, already_pending}}, {noreply, State}; _ -> - ets:insert(sys_dist, #connection{node = Node, - state = pending, - owner = AcceptPid, - address = Address, - type = Type}), - AcceptPid ! {self(),{accept_pending,ok}}, - Owners = [{AcceptPid,Node} | State#state.conn_owners], - {noreply, State#state{conn_owners = Owners}} + case (catch erts_internal:new_connection(Node)) of + {Nr,_DHandle}=ConnId when is_integer(Nr) -> + ets:insert(sys_dist, #connection{node = Node, + conn_id = ConnId, + state = pending, + owner = AcceptPid, + address = Address, + type = Type}), + AcceptPid ! {self(),{accept_pending,ok}}, + Owners = [{AcceptPid,Node} | State#state.conn_owners], + {noreply, State#state{conn_owners = Owners}}; + + _ -> + error_logger:error_msg("~n** Cannot get connection id for node ~w~n", + [Node]), + AcceptPid ! {self(),{accept_pending,nok_pending}} + end end; handle_info({SetupPid, {is_pending, Node}}, State) -> @@ -906,6 +995,7 @@ pending_nodedown(Conn, Node, Type, State) -> % Don't bar connections that have never been alive %mark_sys_dist_nodedown(Node), % - instead just delete the node: + erts_internal:abort_connection(Node, Conn#connection.conn_id), ets:delete(sys_dist, Node), reply_waiting(Node,Conn#connection.waiting, false), case Type of @@ -920,7 +1010,9 @@ up_pending_nodedown(Conn, Node, _Reason, _Type, State) -> AcceptPid = Conn#connection.pending_owner, Owners = State#state.conn_owners, Pend = lists:keydelete(AcceptPid, 1, State#state.pend_owners), + erts_internal:abort_connection(Node, Conn#connection.conn_id), Conn1 = Conn#connection { owner = AcceptPid, + conn_id = erts_internal:new_connection(Node), pending_owner = undefined, state = pending }, ets:insert(sys_dist, Conn1), @@ -928,15 +1020,16 @@ up_pending_nodedown(Conn, Node, _Reason, _Type, State) -> State#state{conn_owners = [{AcceptPid,Node}|Owners], pend_owners = Pend}. -up_nodedown(_Conn, Node, _Reason, Type, State) -> - mark_sys_dist_nodedown(Node), +up_nodedown(Conn, Node, _Reason, Type, State) -> + mark_sys_dist_nodedown(Conn, Node), case Type of normal -> ?nodedown(Node, State); _ -> ok end, State. -mark_sys_dist_nodedown(Node) -> +mark_sys_dist_nodedown(Conn, Node) -> + erts_internal:abort_connection(Node, Conn#connection.conn_id), case application:get_env(kernel, dist_auto_connect) of {ok, once} -> ets:insert(sys_dist, #barred_connection{node = Node}); @@ -1179,15 +1272,8 @@ spawn_func(_,{From,Tag},M,F,A,Gleader) -> %% Set up connection to a new node. %% ----------------------------------------------------------- -setup(Node,Type,From,State) -> - Allowed = State#state.allowed, - case lists:member(Node, Allowed) of - false when Allowed =/= [] -> - error_msg("** Connection attempt with " - "disallowed node ~w ** ~n", [Node]), - {error, bad_node}; - _ -> - case select_mod(Node, State#state.listen) of +setup(ConnLookup, Node,ConnId,Type,From,State) -> + case setup_check(ConnLookup, Node, ConnId, State) of {ok, L} -> Mod = L#listen.module, LAddr = L#listen.address, @@ -1200,18 +1286,45 @@ setup(Node,Type,From,State) -> Addr = LAddr#net_address { address = undefined, host = undefined }, + Waiting = case From of + noreply -> []; + _ -> [From] + end, ets:insert(sys_dist, #connection{node = Node, + conn_id = ConnId, state = pending, owner = Pid, - waiting = [From], + waiting = Waiting, address = Addr, type = normal}), {ok, Pid}; Error -> Error - end end. +setup_check(ConnLookup, Node, ConnId, State) -> + Allowed = State#state.allowed, + case lists:member(Node, Allowed) of + false when Allowed =/= [] -> + error_msg("** Connection attempt with " + "disallowed node ~w ** ~n", [Node]), + {error, bad_node}; + _ -> + case verify_new_conn_id(ConnLookup, ConnId) of + false -> + error_msg("** Connection attempt to ~w with " + "bad connection id ~w ** ~n", [Node, ConnId]), + {error, bad_conn_id}; + true -> + case select_mod(Node, State#state.listen) of + {ok, _L}=OK -> OK; + Error -> Error + end + end + end. + + + %% %% Find a module that is willing to handle connection setup to Node %% @@ -1652,6 +1765,11 @@ verbose(_, _, _) -> getnode(P) when is_pid(P) -> node(P); getnode(P) -> P. +return_call({noreply, _State}=R, _From) -> + R; +return_call(R, From) -> + async_reply(R, From). + async_reply({reply, Msg, State}, From) -> async_gen_server_reply(From, Msg), {noreply, State}. diff --git a/lib/kernel/src/user.erl b/lib/kernel/src/user.erl index a5cc7b0ec1..872e63ab53 100644 --- a/lib/kernel/src/user.erl +++ b/lib/kernel/src/user.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2016. All Rights Reserved. +%% Copyright Ericsson AB 1996-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -398,7 +398,7 @@ get_line(Prompt, Port, Q, Acc, Enc) -> get_line_bytes(Prompt, Port, Q, Acc, Bytes, Enc); {Port, eof} -> put(eof, true), - {ok, eof, []}; + {ok, eof, queue:new()}; {io_request,From,ReplyAs,{get_geometry,_}=Req} when is_pid(From) -> do_io_request(Req, From, ReplyAs, Port, queue:new()), @@ -615,7 +615,7 @@ get_chars(Prompt, M, F, Xa, Port, Q, State, Enc) -> get_chars_bytes(State, M, F, Xa, Port, Q, Bytes, Enc); {Port, eof} -> put(eof, true), - {ok, eof, []}; + {ok, eof, queue:new()}; %%{io_request,From,ReplyAs,Request} when is_pid(From) -> %% get_chars_req(Prompt, M, F, Xa, Port, queue:new(), State, %% Request, From, ReplyAs); diff --git a/lib/kernel/test/erl_distribution_wb_SUITE.erl b/lib/kernel/test/erl_distribution_wb_SUITE.erl index 03aaee56b7..1145d30e5e 100644 --- a/lib/kernel/test/erl_distribution_wb_SUITE.erl +++ b/lib/kernel/test/erl_distribution_wb_SUITE.erl @@ -61,10 +61,13 @@ %% From R9 and forward extended references is compulsory %% From R10 and forward extended pids and ports are compulsory %% From R20 and forward UTF8 atoms are compulsory +%% From R21 and forward NEW_FUN_TAGS is compulsory (no more tuple fallback {fun, ...}) -define(COMPULSORY_DFLAGS, (?DFLAG_EXTENDED_REFERENCES bor ?DFLAG_EXTENDED_PIDS_PORTS bor - ?DFLAG_UTF8_ATOMS)). + ?DFLAG_UTF8_ATOMS bor + ?DFLAG_NEW_FUN_TAGS)). +-define(PASS_THROUGH, $p). -define(shutdown(X), exit(X)). -define(int16(X), [((X) bsr 8) band 16#ff, (X) band 16#ff]). @@ -676,13 +679,12 @@ recv_message(Socket) -> case gen_tcp:recv(Socket, 0) of {ok,Data} -> B0 = list_to_binary(Data), - {_,B1} = erlang:split_binary(B0,1), - Header = binary_to_term(B1), - Siz = byte_size(term_to_binary(Header)), - {_,B2} = erlang:split_binary(B1,Siz), + <<?PASS_THROUGH, B1/binary>> = B0, + {Header,Siz} = binary_to_term(B1,[used]), + <<_:Siz/binary,B2/binary>> = B1, Message = case (catch binary_to_term(B2)) of {'EXIT', _} -> - could_not_digest_message; + {could_not_digest_message,B2}; Other -> Other end, diff --git a/lib/kernel/test/gen_tcp_misc_SUITE.erl b/lib/kernel/test/gen_tcp_misc_SUITE.erl index 331864b5de..e47023d201 100644 --- a/lib/kernel/test/gen_tcp_misc_SUITE.erl +++ b/lib/kernel/test/gen_tcp_misc_SUITE.erl @@ -1572,52 +1572,56 @@ fill_sendq(Config) when is_list(Config) -> Master = self(), Server = spawn_link(fun () -> - {ok,L} = gen_tcp:listen - (0, [{active,false},binary, - {reuseaddr,true},{packet,0}]), + {ok,L} = gen_tcp:listen(0, [{active,false},binary, + {reuseaddr,true},{packet,0}]), {ok,Port} = inet:port(L), Master ! {self(),client, fill_sendq_client(Port, Master)}, fill_sendq_srv(L, Master) end), io:format("~p Server~n", [Server]), - receive {Server,client,Client} -> - io:format("~p Client~n", [Client]), - receive {Server,reader,Reader} -> - io:format("~p Reader~n", [Reader]), - fill_sendq_loop(Server, Client, Reader) + receive + {Server,client,Client} -> + io:format("~p Client~n", [Client]), + receive + {Server,reader,Reader} -> + io:format("~p Reader~n", [Reader]), + fill_sendq_loop(Server, Client, Reader) end end. fill_sendq_loop(Server, Client, Reader) -> %% Master %% - receive {Server,send} -> + receive + {Server,send} -> fill_sendq_loop(Server, Client, Reader) after 2000 -> %% Send queue full, sender blocked -> close client. io:format("Send timeout, closing Client...~n", []), Client ! {self(),close}, - receive {Server,[{error,closed}]} -> - io:format("Got server closed.~n"), - receive {Reader,[{error,closed}]} -> - io:format - ("Got reader closed.~n"), - ok - after 3000 -> - ct:fail({timeout,{closed,reader}}) - end; - {Reader,[{error,closed}]} -> - io:format("Got reader closed.~n"), - receive {Server,[{error,closed}]} -> - io:format("Got server closed~n"), - ok - after 3000 -> - ct:fail({timeout,{closed,server}}) - end - after 3000 -> - ct:fail({timeout,{closed,[server,reader]}}) - end + receive + {Server,[{error,closed}]} -> + io:format("Got server closed.~n"), + receive + {Reader,[{error,closed}]} -> + io:format("Got reader closed.~n"), + ok + after 3000 -> + ct:fail({timeout,{closed,reader}}) + end; + {Reader,[{error,closed}]} -> + io:format("Got reader closed.~n"), + receive + {Server,[{error,closed}]} -> + io:format("Got server closed~n"), + ok + after 3000 -> + ct:fail({timeout,{closed,server}}) + end + after 3000 -> + ct:fail({timeout,{closed,[server,reader]}}) + end end. fill_sendq_srv(L, Master) -> diff --git a/lib/kernel/test/zlib_SUITE.erl b/lib/kernel/test/zlib_SUITE.erl index 131a0685cd..f203ef878f 100644 --- a/lib/kernel/test/zlib_SUITE.erl +++ b/lib/kernel/test/zlib_SUITE.erl @@ -166,7 +166,7 @@ api_deflateInit(Config) when is_list(Config) -> ?m(ok, zlib:deflateInit(Z12,default,deflated,-Wbits,8,default)), ?m(ok,zlib:close(Z11)), ?m(ok,zlib:close(Z12)) - end, lists:seq(8, 15)), + end, lists:seq(9, 15)), lists:foreach(fun(MemLevel) -> Z = zlib:open(), @@ -213,12 +213,46 @@ api_deflateReset(Config) when is_list(Config) -> %% Test deflateParams. api_deflateParams(Config) when is_list(Config) -> + Levels = [none, default, best_speed, best_compression] ++ lists:seq(0, 9), + Strategies = [filtered, huffman_only, rle, default], + Z1 = zlib:open(), ?m(ok, zlib:deflateInit(Z1, default)), - ?m(L when is_list(L), zlib:deflate(Z1, <<1,1,1,1,1,1,1,1,1>>, none)), - ?m(ok, zlib:deflateParams(Z1, best_compression, huffman_only)), - ?m(L when is_list(L), zlib:deflate(Z1, <<1,1,1,1,1,1,1,1,1>>, sync)), - ?m(ok, zlib:close(Z1)). + + ApiTest = + fun(Level, Strategy) -> + ?m(ok, zlib:deflateParams(Z1, Level, Strategy)), + ?m(ok, zlib:deflateReset(Z1)) + end, + + [ ApiTest(Level, Strategy) || Level <- Levels, Strategy <- Strategies ], + + ?m(ok, zlib:close(Z1)), + + FlushTest = + fun FlushTest(Size, Level, Strategy) -> + Z = zlib:open(), + ok = zlib:deflateInit(Z, default), + Data = gen_determ_rand_bytes(Size), + case zlib:deflate(Z, Data, none) of + [<<120, 156>>] -> + %% All data is present in the internal zlib state, and will + %% be flushed on deflateParams. + + ok = zlib:deflateParams(Z, Level, Strategy), + Compressed = [<<120, 156>>, zlib:deflate(Z, <<>>, finish)], + Data = zlib:uncompress(Compressed), + zlib:close(Z), + + FlushTest(Size + (1 bsl 10), Level, Strategy); + _Other -> + ok + end + end, + + [ FlushTest(1, Level, Strategy) || Level <- Levels, Strategy <- Strategies ], + + ok. %% Test deflate. api_deflate(Config) when is_list(Config) -> @@ -652,6 +686,11 @@ api_g_un_zip(Config) when is_list(Config) -> Concatenated = <<Bin/binary, Bin/binary>>, ?m(Concatenated, zlib:gunzip([Comp, Comp])), + %% Don't explode if the uncompressed size is a perfect multiple of the + %% internal inflate chunk size. + ChunkSizedData = <<0:16384/unit:8>>, + ?m(ChunkSizedData, zlib:gunzip(zlib:gzip(ChunkSizedData))), + %% Bad CRC; bad length. BadCrc = bad_crc_data(), ?m(?EXIT(data_error),(catch zlib:gunzip(BadCrc))), @@ -762,13 +801,13 @@ zip_usage({run,ZIP,ORIG}) -> ?m(ok, zlib:deflateInit(Z, default, deflated, -15, 8, default)), C2 = zlib:deflate(Z, ORIG, finish), - ?m(true, C1 == list_to_binary(C2)), + ?m(ORIG, zlib:unzip(C2)), ?m(ok, zlib:deflateEnd(Z)), ?m(ok, zlib:deflateInit(Z, none, deflated, -15, 8, filtered)), ?m(ok, zlib:deflateParams(Z, default, default)), C3 = zlib:deflate(Z, ORIG, finish), - ?m(true, C1 == list_to_binary(C3)), + ?m(ORIG, zlib:unzip(C3)), ?m(ok, zlib:deflateEnd(Z)), ok = zlib:close(Z), @@ -978,23 +1017,37 @@ split_bin(Last,Acc) -> only_allow_owner(Config) when is_list(Config) -> Z = zlib:open(), + Owner = self(), ?m(ok, zlib:inflateInit(Z)), ?m(ok, zlib:inflateReset(Z)), {Pid, Ref} = spawn_monitor( fun() -> - ?m(?EXIT(not_on_controlling_process), zlib:inflateReset(Z)) + ?m(?EXIT(not_on_controlling_process), zlib:inflateReset(Z)), + Owner ! '$transfer_ownership', + receive + '$ownership_transferred' -> + ?m(ok, zlib:inflateReset(Z)) + after 200 -> + ct:fail("Never received transfer signal.") + end end), + ownership_transfer_check(Z, Pid, Ref). +ownership_transfer_check(Z, WorkerPid, Ref) -> receive - {'DOWN', Ref, process, Pid, _Reason} -> - ok + '$transfer_ownership' -> + zlib:set_controlling_process(Z, WorkerPid), + WorkerPid ! '$ownership_transferred', + ownership_transfer_check(Z, WorkerPid, Ref); + {'DOWN', Ref, process, WorkerPid, normal} -> + ok; + {'DOWN', Ref, process, WorkerPid, Reason} -> + ct:fail("Spawned worker crashed with reason ~p.", [Reason]) after 200 -> ct:fail("Spawned worker timed out.") - end, - - ?m(ok, zlib:inflateReset(Z)). + end. sub_heap_binaries(Config) when is_list(Config) -> Compressed = zlib:compress(<<"gurka">>), |