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-rw-r--r--erts/epmd/test/Makefile80
-rw-r--r--erts/epmd/test/epmd.spec1
-rw-r--r--erts/epmd/test/epmd.spec.vxworks2
-rw-r--r--erts/epmd/test/epmd_SUITE.erl835
4 files changed, 918 insertions, 0 deletions
diff --git a/erts/epmd/test/Makefile b/erts/epmd/test/Makefile
new file mode 100644
index 0000000000..c1d62f0f93
--- /dev/null
+++ b/erts/epmd/test/Makefile
@@ -0,0 +1,80 @@
+#
+# %CopyrightBegin%
+#
+# Copyright Ericsson AB 1998-2009. All Rights Reserved.
+#
+# The contents of this file are subject to the Erlang Public License,
+# Version 1.1, (the "License"); you may not use this file except in
+# compliance with the License. You should have received a copy of the
+# Erlang Public License along with this software. If not, it can be
+# retrieved online at http://www.erlang.org/.
+#
+# Software distributed under the License is distributed on an "AS IS"
+# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+# the License for the specific language governing rights and limitations
+# under the License.
+#
+# %CopyrightEnd%
+#
+include $(ERL_TOP)/make/target.mk
+
+include $(ERL_TOP)/make/$(TARGET)/otp.mk
+
+include ../epmd.mk
+
+EBIN = .
+
+# ----------------------------------------------------
+# Target Specs
+# ----------------------------------------------------
+
+MODULES= epmd_SUITE
+
+ERL_FILES= $(MODULES:%=%.erl)
+
+TARGET_FILES = $(MODULES:%=$(EBIN)/%.$(EMULATOR))
+
+# ----------------------------------------------------
+# Release directory specification
+# ----------------------------------------------------
+RELEPMDDIR = $(RELEASE_PATH)/epmd_test
+
+# ----------------------------------------------------
+# FLAGS
+# ----------------------------------------------------
+
+ERL_COMPILE_FLAGS += -I$(ERL_TOP)/lib/test_server/include \
+ -I$(ERL_TOP)/lib/kernel/src/ \
+ $(EPMD_FLAGS)
+
+# ----------------------------------------------------
+# Targets
+# ----------------------------------------------------
+
+tests debug opt: $(TARGET_FILES)
+
+clean:
+ rm -f $(TARGET_FILES)
+ rm -f core *~
+
+docs:
+
+# ----------------------------------------------------
+# Release Target
+# ----------------------------------------------------
+include $(ERL_TOP)/make/otp_release_targets.mk
+
+release_spec:
+
+release_tests_spec: opt
+ $(INSTALL_DIR) $(RELEPMDDIR)
+ $(INSTALL_DATA) epmd.spec epmd.spec.vxworks $(ERL_FILES) \
+ $(TARGET_FILES) $(RELEPMDDIR)
+ chmod -f -R u+w $(RELEPMDDIR)
+
+release_docs_spec:
+
+
+
+
+
diff --git a/erts/epmd/test/epmd.spec b/erts/epmd/test/epmd.spec
new file mode 100644
index 0000000000..0e2496bc72
--- /dev/null
+++ b/erts/epmd/test/epmd.spec
@@ -0,0 +1 @@
+{topcase, {dir, "../epmd_test"}}.
diff --git a/erts/epmd/test/epmd.spec.vxworks b/erts/epmd/test/epmd.spec.vxworks
new file mode 100644
index 0000000000..476308b481
--- /dev/null
+++ b/erts/epmd/test/epmd.spec.vxworks
@@ -0,0 +1,2 @@
+{topcase, {dir, "../epmd_test"}}.
+{skip,{epmd_rx_SUITE,"EPMD RX does simply not work on VxWorks"}}.
diff --git a/erts/epmd/test/epmd_SUITE.erl b/erts/epmd/test/epmd_SUITE.erl
new file mode 100644
index 0000000000..513c87a13e
--- /dev/null
+++ b/erts/epmd/test/epmd_SUITE.erl
@@ -0,0 +1,835 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 1998-2009. All Rights Reserved.
+%%
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+-module(epmd_SUITE).
+-include("test_server.hrl").
+-include_lib("kernel/include/file.hrl").
+
+
+% Timeout for test cases (rather long to work on slow machines)
+-define(SHORT_TEST_TIMEOUT, ?t:seconds(30)). % Default
+-define(MEDIUM_TEST_TIMEOUT, ?t:minutes(3)).
+-define(LONG_TEST_TIMEOUT, ?t:minutes(10)).
+
+% Delay inserted into code
+-define(SHORT_PAUSE, 100).
+-define(MEDIUM_PAUSE, ?t:seconds(1)).
+-define(LONG_PAUSE, ?t:seconds(5)).
+
+% Test server specific exports
+-export([all/1, init_per_testcase/2, fin_per_testcase/2]).
+
+-export(
+ [
+ register_name/1,
+ register_names_1/1,
+ register_names_2/1,
+ register_duplicate_name/1,
+ get_port_nr/1,
+ slow_get_port_nr/1,
+ unregister_others_name_1/1,
+ unregister_others_name_2/1,
+ register_overflow/1,
+ name_with_null_inside/1,
+ name_null_terminated/1,
+ stupid_names_req/1,
+
+ no_data/1,
+ one_byte/1,
+ two_bytes/1,
+ partial_packet/1,
+ zero_length/1,
+ too_large/1,
+ alive_req_too_small_1/1,
+ alive_req_too_small_2/1,
+ alive_req_too_large/1
+ ]).
+
+
+% Port we use for testing
+-define(PORT,2243).
+-define(EPMDARGS,"-packet_timeout 1").
+
+-define(DUMMY_PORT, 1000). % Port number to register
+ % not in real use.
+
+% Timeouts etc inside test cases. Time is in milliseconds.
+-define(CONN_RETRY, 4). % Times to retry connecting
+-define(CONN_SLEEP, 500).
+-define(CONN_TIMEOUT, 100).
+-define(RECV_TIMEOUT, 2000).
+-define(REG_REPEAT_LIM,1000).
+
+% Message codes in epmd protocol
+-define(EPMD_ALIVE_REQ, $a).
+-define(EPMD_ALIVE_OK_RESP, $Y).
+-define(EPMD_PORT_REQ, $p).
+-define(EPMD_NAMES_REQ, $n).
+-define(EPMD_DUMP_REQ, $d).
+-define(EPMD_KILL_REQ, $k).
+-define(EPMD_STOP_REQ, $s).
+
+%%
+%% all/1
+%%
+
+all(suite) ->
+ [
+ register_name,
+ register_names_1,
+ register_names_2,
+ register_duplicate_name,
+ get_port_nr,
+ slow_get_port_nr,
+ unregister_others_name_1,
+ unregister_others_name_2,
+ register_overflow,
+ name_with_null_inside,
+ name_null_terminated,
+ stupid_names_req,
+
+ no_data,
+ one_byte,
+ two_bytes,
+ partial_packet,
+ zero_length,
+ too_large,
+ alive_req_too_small_1,
+ alive_req_too_small_2,
+ alive_req_too_large
+ ].
+
+%%
+%% Run before and after each test case
+%%
+
+init_per_testcase(_Func, Config) ->
+ Dog = test_server:timetrap(?SHORT_TEST_TIMEOUT),
+ cleanup(),
+ [{watchdog, Dog} | Config].
+
+fin_per_testcase(_Func, Config) ->
+ cleanup(),
+ Dog = ?config(watchdog, Config),
+ catch test_server:timetrap_cancel(Dog), % We may have canceled already
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+register_name(doc) ->
+ ["Register a name"];
+register_name(suite) ->
+ [];
+register_name(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,Sock} = register_node("foobar"),
+ ?line ok = close(Sock), % Unregister
+ ok.
+
+register_names_1(doc) ->
+ ["Register and unregister two nodes"];
+register_names_1(suite) ->
+ [];
+register_names_1(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,Sock1} = register_node("foobar"),
+ ?line {ok,Sock2} = register_node("foozap"),
+ ?line ok = close(Sock1), % Unregister
+ ?line ok = close(Sock2), % Unregister
+ ok.
+
+register_names_2(doc) ->
+ ["Register and unregister two nodes"];
+register_names_2(suite) ->
+ [];
+register_names_2(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,Sock1} = register_node("foobar"),
+ ?line {ok,Sock2} = register_node("foozap"),
+ ?line ok = close(Sock2), % Unregister
+ ?line ok = close(Sock1), % Unregister
+ ok.
+
+register_duplicate_name(doc) ->
+ ["Two nodes with the same name"];
+register_duplicate_name(suite) ->
+ [];
+register_duplicate_name(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,Sock} = register_node("foobar"),
+ ?line error = register_node("foobar"),
+ ?line ok = close(Sock), % Unregister
+ ok.
+
+% Internal function to register a node name, no close, i.e. unregister
+
+register_node(Name) ->
+ register_node(Name,?DUMMY_PORT).
+
+register_node(Name, Port) ->
+ case connect() of
+ {ok,Sock} ->
+ M = [?EPMD_ALIVE_REQ, put16(Port), Name],
+ case send(Sock, [size16(M), M]) of
+ ok ->
+ case recv(Sock,3) of
+ {ok, [?EPMD_ALIVE_OK_RESP,_D1,_D0]} ->
+ {ok,Sock};
+ Other ->
+ test_server:format("recv on sock ~w: ~p~n",
+ [Sock,Other]),
+ error
+ end;
+ Other ->
+ test_server:format("send on sock ~w: ~w~n",[Sock,Other]),
+ error
+ end;
+ Other ->
+ test_server:format("Connect on port ~w: ~p~n",[Port,Other]),
+ error
+ end.
+
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+name_with_null_inside(doc) ->
+ ["Register a name with a null char in it"];
+name_with_null_inside(suite) ->
+ [];
+name_with_null_inside(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line error = register_node("foo\000bar"),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+name_null_terminated(doc) ->
+ ["Register a name with terminating null byte"];
+name_null_terminated(suite) ->
+ [];
+name_null_terminated(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,Sock} = register_node("foobar\000"),
+ ?line error = register_node("foobar"),
+ ?line ok = close(Sock), % Unregister
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+stupid_names_req(doc) ->
+ ["Read names from epmd in a stupid way"];
+stupid_names_req(suite) ->
+ [];
+stupid_names_req(Config) when list(Config) ->
+ Dog = ?config(watchdog, Config),
+ test_server:timetrap_cancel(Dog),
+ LongDog = test_server:timetrap(?MEDIUM_TEST_TIMEOUT),
+ ?line ok = epmdrun(),
+ ?line [FirstConn | Conn] = register_many(1, ?REG_REPEAT_LIM, "foo"),
+ ?line unregister_many([FirstConn]),
+ sleep(?MEDIUM_PAUSE),
+ ?line ok = check_names(Conn),
+ ?line ok = unregister_many(Conn),
+ test_server:timetrap_cancel(LongDog),
+ ok.
+
+check_names(Conn) ->
+ ?line {ok,Sock} = connect_active(),
+ ?line {ok,Reply} = do_get_names(Sock),
+ ?line SortConn = lists:sort(Conn),
+ ?line SortReply = lists:sort(Reply),
+ ?line ok = check_names_cmp(SortConn, SortReply),
+ ok.
+
+
+% Compare if the result was the same as was registered
+
+check_names_cmp([], []) ->
+ ok;
+check_names_cmp([{Name,Port,_Sock} | Conn], [{Name,Port} | Reply]) ->
+ check_names_cmp(Conn, Reply).
+
+
+% This code is taken directly from "erl_epmd.erl" in R3A01
+
+-define(int16(X), [(X bsr 8) band 16#ff, X band 16#ff]).
+-define(u32(X1,X2,X3,X4),
+ (((X1) bsl 24) bor ((X2) bsl 16) bor ((X3) bsl 8) bor X4)).
+
+do_get_names(Socket) ->
+ inet_tcp:send(Socket, [?int16(1),?EPMD_NAMES_REQ]),
+ receive
+ {tcp, Socket, [P0,P1,P2,P3 | T]} ->
+ EpmdPort = ?u32(P0,P1,P2,P3),
+ if EpmdPort == ?PORT ->
+ names_loop(Socket, T, []);
+ true ->
+ close(Socket),
+ {error, address}
+ end;
+ {tcp_closed, Socket} ->
+ {ok, []}
+ end.
+
+names_loop(Socket, Acc, Ps) ->
+ receive
+ {tcp, Socket, Bytes} ->
+ {NAcc, NPs} = scan_names(Acc ++ Bytes, Ps),
+ names_loop(Socket, NAcc, NPs);
+ {tcp_closed, Socket} ->
+ {_, NPs} = scan_names(Acc, Ps), % Really needed?
+ {ok, NPs}
+ end.
+
+scan_names(Buf, Ps) ->
+ case scan_line(Buf, []) of
+ {Line, NBuf} ->
+ case parse_line(Line) of
+ {ok, Entry} ->
+ scan_names(NBuf, [Entry | Ps]);
+ error ->
+ scan_names(NBuf, Ps)
+ end;
+ [] -> {Buf, Ps}
+ end.
+
+scan_line([$\n | Buf], Line) -> {lists:reverse(Line), Buf};
+scan_line([C | Buf], Line) -> scan_line(Buf, [C|Line]);
+scan_line([], _) -> [].
+
+parse_line([$n,$a,$m,$e,$ | Buf0]) ->
+ case parse_name(Buf0, []) of
+ {Name, Buf1} ->
+ case Buf1 of
+ [$a,$t,$ ,$p,$o,$r,$t,$ | Buf2] ->
+ case catch list_to_integer(Buf2) of
+ {'EXIT', _} -> error;
+ Port -> {ok, {Name, Port}}
+ end;
+ _ -> error
+ end;
+ error -> error
+ end;
+parse_line(_) -> error.
+
+
+parse_name([$ | Buf], Name) -> {lists:reverse(Name), Buf};
+parse_name([C | Buf], Name) -> parse_name(Buf, [C|Name]);
+parse_name([], _Name) -> error.
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+get_port_nr(doc) ->
+ ["Register a name on a port and ask about port nr"];
+get_port_nr(suite) ->
+ [];
+get_port_nr(Config) when list(Config) ->
+ port_request([?EPMD_PORT_REQ,"foo"]).
+
+slow_get_port_nr(doc) ->
+ ["Register with slow write and ask about port nr"];
+slow_get_port_nr(suite) ->
+ [];
+slow_get_port_nr(Config) when list(Config) ->
+ port_request([?EPMD_PORT_REQ,d,$f,d,$o,d,$o]).
+
+
+% Internal function used above
+
+port_request(M) ->
+ ?line ok = epmdrun(),
+ Port = 1042,
+ ?line {ok,RSock} = register_node("foo", Port),
+ ?line {ok,Sock} = connect(),
+ ?line ok = send(Sock,[size16(M),M]),
+ R = put16(Port),
+ ?line {ok,R} = recv(Sock, length(R)),
+ ?line ok = close(RSock),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+unregister_others_name_1(doc) ->
+ ["Unregister name of other node"];
+unregister_others_name_1(suite) ->
+ [];
+unregister_others_name_1(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,RSock} = register_node("foo"),
+ ?line {ok,Sock} = connect(),
+ M = [?EPMD_STOP_REQ,"foo"],
+ ?line ok = send(Sock,[size16(M),M]),
+ R = "STOPPED",
+ ?line {ok,R} = recv(Sock,length(R)),
+ ?line ok = close(RSock),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+unregister_others_name_2(doc) ->
+ ["Unregister name of other node"];
+unregister_others_name_2(suite) ->
+ [];
+unregister_others_name_2(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,Sock} = connect(),
+ M = [?EPMD_STOP_REQ,"xxx42"],
+ ?line ok = send(Sock,[size16(M),M]),
+ R = "NOEXIST",
+ ?line {ok,R} = recv(Sock,length(R)),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+register_overflow(doc) ->
+ ["Register too many, clean and redo 10 times"];
+register_overflow(suite) ->
+ [];
+register_overflow(Config) when list(Config) ->
+ Dog = ?config(watchdog, Config),
+ test_server:timetrap_cancel(Dog),
+ LongDog = test_server:timetrap(?LONG_TEST_TIMEOUT),
+ ?line ok = epmdrun(),
+ ?line Conn = register_many(1, ?REG_REPEAT_LIM, "foo"),
+ Count = length(Conn),
+ ?line ok = unregister_many(Conn),
+ sleep(?MEDIUM_PAUSE),
+ test_server:format("Limit was ~w names, now reg/unreg all 10 times~n",
+ [Count]),
+ ?line ok = register_repeat(Count),
+ sleep(?MEDIUM_PAUSE),
+ ?line ok = rregister_repeat(Count),
+ sleep(?MEDIUM_PAUSE),
+ ?line ok = register_repeat(Count),
+ sleep(?MEDIUM_PAUSE),
+ ?line ok = rregister_repeat(Count),
+ sleep(?MEDIUM_PAUSE),
+ ?line ok = register_repeat(Count),
+ sleep(?MEDIUM_PAUSE),
+ ?line ok = rregister_repeat(Count),
+ sleep(?MEDIUM_PAUSE),
+ ?line ok = register_repeat(Count),
+ sleep(?MEDIUM_PAUSE),
+ ?line ok = rregister_repeat(Count),
+ sleep(?MEDIUM_PAUSE),
+ ?line ok = register_repeat(Count),
+ sleep(?MEDIUM_PAUSE),
+ ?line ok = rregister_repeat(Count),
+ test_server:timetrap_cancel(LongDog),
+ ok.
+
+register_repeat(Count) ->
+ Conn = register_many(1, ?REG_REPEAT_LIM, "foo"),
+ ok = unregister_many(Conn),
+ if
+ length(Conn) == Count ->
+ ok;
+ true ->
+ error
+ end.
+
+rregister_repeat(Count) ->
+ Conn = register_many(1, ?REG_REPEAT_LIM, "foo"),
+ ok = unregister_many(lists:reverse(Conn)),
+ if
+ length(Conn) == Count ->
+ ok;
+ true ->
+ error
+ end.
+
+% Return count of successful registrations
+
+register_many(I, N, _Prefix) when I > N ->
+ test_server:format("Done with all ~n", []),
+ [];
+register_many(I, N, Prefix) ->
+ Name = gen_name(Prefix, I),
+ Port = ?DUMMY_PORT + I, % Just make it up
+ case register_node(Name, Port) of
+ {ok,Sock} ->
+ [{Name,Port,Sock} | register_many(I + 1, N, Prefix)];
+ Any ->
+ test_server:format("Can't register: ~w of 1..~w ~w~n",
+ [Name,N,Any]),
+ []
+ end.
+
+unregister_many([]) ->
+ ok;
+unregister_many([{Name,_Port,Sock} | Socks]) ->
+ case close(Sock) of
+ ok ->
+ unregister_many(Socks);
+ Any ->
+ test_server:format("Can't unregister: ~w reason ~w~n", [Name,Any]),
+ error
+ end.
+
+gen_name(Str,Int) ->
+ Str ++ integer_to_list(Int).
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+no_data(doc) ->
+ ["Open but send no data"];
+no_data(suite) ->
+ [];
+no_data(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,Sock} = connect(),
+ sleep(?LONG_PAUSE),
+ ?line closed = recv(Sock,1),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+one_byte(doc) ->
+ ["Send one byte only"];
+one_byte(suite) ->
+ [];
+one_byte(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,Sock} = connect(),
+ ?line ok = send(Sock,[0]),
+ sleep(?LONG_PAUSE),
+ ?line closed = recv(Sock,1),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+two_bytes(doc) ->
+ ["Send packet size only"];
+two_bytes(suite) ->
+ [];
+two_bytes(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,Sock} = connect(),
+ ?line ok = send(Sock,[put16(3)]),
+ sleep(?LONG_PAUSE),
+ ?line closed = recv(Sock,1),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+partial_packet(doc) ->
+ ["Got only part of a packet"];
+partial_packet(suite) ->
+ [];
+partial_packet(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,Sock} = connect(),
+ ?line ok = send(Sock,[put16(100),"only a few bytes"]),
+ sleep(?LONG_PAUSE),
+ ?line closed = recv(Sock,1),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+zero_length(doc) ->
+ ["Invalid zero packet size"];
+zero_length(suite) ->
+ [];
+zero_length(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,Sock} = connect(),
+ ?line ok = send(Sock,[0,0,0,0,0,0,0,0,0,0]),
+ sleep(?MEDIUM_PAUSE),
+ ?line closed = recv(Sock,1),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+too_large(doc) ->
+ ["Invalid large packet"];
+too_large(suite) ->
+ [];
+too_large(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,Sock} = connect(),
+ Size = 63000,
+ M = lists:duplicate(Size, $z),
+ ?line ok = send(Sock,[put16(Size),M]),
+ sleep(?MEDIUM_PAUSE),
+ ?line closed = recv(Sock,1),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+alive_req_too_small_1(doc) ->
+ ["Try to register but not enough data"];
+alive_req_too_small_1(suite) ->
+ [];
+alive_req_too_small_1(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,Sock} = connect(),
+ M = [?EPMD_ALIVE_REQ, 42],
+ ?line ok = send(Sock, [size16(M), M]),
+ sleep(?MEDIUM_PAUSE),
+ ?line closed = recv(Sock,1),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+alive_req_too_small_2(doc) ->
+ ["Try to register but not enough data"];
+alive_req_too_small_2(suite) ->
+ [];
+alive_req_too_small_2(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,Sock} = connect(),
+ M = [?EPMD_ALIVE_REQ, put16(?DUMMY_PORT)],
+ ?line ok = send(Sock, [size16(M), M]),
+ sleep(?MEDIUM_PAUSE),
+ ?line closed = recv(Sock,1),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+alive_req_too_large(doc) ->
+ ["Try to register but node name too large"];
+alive_req_too_large(suite) ->
+ [];
+alive_req_too_large(Config) when list(Config) ->
+ ?line ok = epmdrun(),
+ ?line {ok,Sock} = connect(),
+ L = [
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+ ],
+ M = [?EPMD_ALIVE_REQ, put16(?DUMMY_PORT), L],
+ ?line ok = send(Sock, [size16(M), M]),
+ sleep(?MEDIUM_PAUSE),
+ ?line closed = recv(Sock,1),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% Terminate all tests with killing epmd.
+
+cleanup() ->
+ sleep(?MEDIUM_PAUSE),
+ case connect() of
+ {ok,Sock} ->
+ M = [?EPMD_KILL_REQ],
+ send(Sock, [size16(M), M]),
+ recv(Sock,length("OK")),
+ close(Sock),
+ sleep(?MEDIUM_PAUSE);
+ _ ->
+ true
+ end.
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% Normal debug start of epmd
+
+epmdrun() ->
+ case os:find_executable(epmd) of
+ false ->
+ {error, {could_not_find_epmd_in_path}};
+ Path ->
+ epmdrun(Path)
+ end.
+
+epmdrun(Epmd) ->
+ %% test_server:format("epmdrun() => Epmd = ~p",[Epmd]),
+ osrun(Epmd ++ " " ?EPMDARGS " -port " ++ integer_to_list(?PORT)).
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% Start an external process
+
+osrun(Cmd) ->
+ _ = open_port({spawn, Cmd}, []),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% Wrappers of TCP functions
+
+% These two functions is the interface for connect.
+% Passive mode is the default
+
+connect() ->
+ connect(?PORT, passive).
+
+connect_active() ->
+ connect(?PORT, active).
+
+
+% Try a few times before giving up
+
+connect(Port, Mode) ->
+ case connect_repeat(?CONN_RETRY, Port, Mode) of
+ {ok,Sock} ->
+ {ok,Sock};
+ {error,timeout} ->
+ timeout;
+ {error,Reason} ->
+ test_server:format("connect: error: ~w~n",[Reason]),
+ error;
+ Any ->
+ test_server:format("connect: unknown message: ~w~n",[Any]),
+ exit(1)
+ end.
+
+
+% Try a few times before giving up. Pause a small time between
+% each try.
+
+connect_repeat(1, Port, Mode) ->
+ connect_mode(Port, Mode);
+connect_repeat(Retry, Port, Mode) ->
+ case connect_mode(Port, Mode) of
+ {ok,Sock} ->
+ {ok,Sock};
+ {error,Reason} ->
+ test_server:format("connect: error: ~w~n",[Reason]),
+ timer:sleep(?CONN_SLEEP),
+ connect_repeat(Retry - 1, Port, Mode);
+ Any ->
+ test_server:format("connect: unknown message: ~w~n",[Any]),
+ exit(1)
+ end.
+
+connect_mode(Port, active) ->
+ gen_tcp:connect("localhost", Port, [{packet, 0}], ?CONN_TIMEOUT);
+connect_mode(Port, passive) ->
+ gen_tcp:connect("localhost", Port, [{packet, 0}, {active, false}],
+ ?CONN_TIMEOUT).
+
+
+close(Sock) ->
+ case gen_tcp:close(Sock) of
+ {error,_} ->
+ error;
+ ok ->
+ ok;
+ Any ->
+ test_server:format("unknown message: ~w~n",[Any]),
+ exit(1)
+ end.
+
+recv(Sock, Len) ->
+ recv(Sock, Len, ?RECV_TIMEOUT).
+
+recv(Sock, Len, Timeout) ->
+ case gen_tcp:recv(Sock, Len, Timeout) of
+ {ok,[]} -> % Should not be the case
+ recv(Sock, 1, 1); % any longer
+ {ok,Data} ->
+ {ok,Data};
+ {error,timeout} ->
+ timeout;
+ {error,closed} ->
+ closed;
+ {error,_}=Error ->
+ Error;
+ Any ->
+ test_server:format("unknown message: ~w~n",[Any]),
+ exit(1)
+ end.
+
+%% Send data to socket. The list can be non flat and contain
+%% the atom 'd' or tuple {d,Seconds} where this is delay
+%% put in between the sent characters.
+
+send(Sock, SendSpec) ->
+ case send(SendSpec, [], Sock) of
+ {ok,[]} ->
+ ok;
+ {ok,RevBytes} ->
+ send_direct(Sock, lists:reverse(RevBytes));
+ Any ->
+ Any
+ end.
+
+
+% If an error, return immediately
+% Collect real characters in the first argument to form
+% a string to send. Only perform "actions", like a delay,
+% when this argument is empty.
+
+send([], RevBytes, _Sock) ->
+ {ok,RevBytes};
+send([Byte | Spec], RevBytes, Sock) when integer(Byte) ->
+ send(Spec, [Byte | RevBytes], Sock);
+send([List | Spec], RevBytes, Sock) when list(List) ->
+ case send(List, RevBytes, Sock) of
+ {ok,Left} ->
+ send(Spec, Left, Sock);
+ Other ->
+ Other
+ end;
+send([d | Spec], RevBytes, Sock) ->
+ send([{d,1000} | Spec], RevBytes, Sock);
+send([{d,S} | Spec], RevBytes, Sock) ->
+ case send_direct(Sock, lists:reverse(RevBytes)) of
+ ok ->
+ timer:sleep(S),
+ send(Spec, [], Sock);
+ Any ->
+ Any
+ end.
+
+%%%%
+
+send_direct(Sock, Bytes) ->
+ case gen_tcp:send(Sock, Bytes) of
+ ok ->
+ ok;
+ {error, closed} ->
+ closed;
+ {error, _Reason} ->
+ error;
+ Any ->
+ test_server:format("unknown message: ~w~n",[Any]),
+ Any
+ end.
+
+sleep(MilliSeconds) ->
+ timer:sleep(MilliSeconds).
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+put16(N) ->
+ [N bsr 8, N band 16#ff].
+
+size16(List) ->
+ N = flat_count(List, 0),
+ [N bsr 8, N band 16#ff].
+
+flat_count([H|T], N) when is_integer(H) ->
+ flat_count(T, N+1);
+flat_count([H|T], N) when is_list(H) ->
+ flat_count(T, flat_count(H, N));
+flat_count([_|T], N) ->
+ flat_count(T, N);
+flat_count([], N) -> N.
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-01 15:48:14 +0000