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-rw-r--r--lib/kernel/src/pg2.erl4
-rw-r--r--lib/kernel/test/pg2_SUITE.erl135
2 files changed, 100 insertions, 39 deletions
diff --git a/lib/kernel/src/pg2.erl b/lib/kernel/src/pg2.erl
index cb9fec2ffe..956a900adc 100644
--- a/lib/kernel/src/pg2.erl
+++ b/lib/kernel/src/pg2.erl
@@ -251,7 +251,9 @@ terminate(_Reason, _S) ->
%%% Pid is a member of group Name.
store(List) ->
- _ = [assure_group(Name) andalso [join_group(Name, P) || P <- Members] ||
+ _ = [(assure_group(Name)
+ andalso
+ [join_group(Name, P) || P <- Members -- group_members(Name)]) ||
[Name, Members] <- List],
ok.
diff --git a/lib/kernel/test/pg2_SUITE.erl b/lib/kernel/test/pg2_SUITE.erl
index 8eb1a7ca19..df28dcf447 100644
--- a/lib/kernel/test/pg2_SUITE.erl
+++ b/lib/kernel/test/pg2_SUITE.erl
@@ -1,19 +1,19 @@
%%
%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2008-2009. All Rights Reserved.
-%%
+%%
+%% Copyright Ericsson AB 2008-2010. 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%
%%----------------------------------------------------------------
%% Purpose:Test Suite for the 'pg2' module.
@@ -26,8 +26,8 @@
-export([all/1, init_per_testcase/2, fin_per_testcase/2]).
--export([tickets/1,
- otp_7277/1, otp_8259/1,
+-export([tickets/1,
+ otp_7277/1, otp_8259/1, otp_8653/1,
compat/1, basic/1]).
% Default timetrap timeout (set in init_per_testcase).
@@ -37,7 +37,8 @@
-define(testcase, ?config(?TESTCASE, Config)).
%% Internal export.
--export([mk_part_node/3, part1/5, p_init/3, start_proc/1, sane/0]).
+-export([mk_part_node_and_group/3, part2/4,
+ mk_part_node/3, part1/5, p_init/3, start_proc/1, sane/0]).
init_per_testcase(Case, Config) ->
?line Dog = ?t:timetrap(?default_timeout),
@@ -48,11 +49,11 @@ fin_per_testcase(_Case, _Config) ->
test_server:timetrap_cancel(Dog),
ok.
-all(suite) ->
+all(suite) ->
[tickets].
tickets(suite) ->
- [otp_7277, otp_8259, compat, basic].
+ [otp_7277, otp_8259, otp_8653, compat, basic].
otp_7277(doc) ->
"OTP-7277. Bugfix leave().";
@@ -65,9 +66,9 @@ otp_7277(Config) when is_list(Config) ->
?line ok = pg2:leave(b, P),
?line true = exit(P, kill),
case {pg2:get_members(a), pg2:get_local_members(a)} of
- {[], []} ->
+ {[], []} ->
ok;
- _ ->
+ _ ->
timer:sleep(100),
?line [] = pg2:get_members(a),
?line [] = pg2:get_local_members(a)
@@ -79,6 +80,63 @@ otp_7277(Config) when is_list(Config) ->
-define(UNTIL(Seq), loop_until_true(fun() -> Seq end, Config)).
-define(UNTIL_LOOP, 300).
+otp_8653(suite) -> [];
+otp_8653(doc) ->
+ ["OTP-8259. Member was not removed after being killed."];
+otp_8653(Config) when is_list(Config) ->
+ Timeout = 15,
+ ?line Dog = test_server:timetrap({seconds,Timeout}),
+
+ ?line [A, B, C] = start_nodes([a, b, c], peer, Config),
+
+ ?line wait_for_ready_net(Config),
+
+ % make b and c connected, partitioned from node() and a
+ ?line rpc_cast(B, ?MODULE, part2, [Config, node(), A, C]),
+ ?line ?UNTIL(is_ready_partition(Config)),
+
+ % Connect to the other partition.
+ ?line pong = net_adm:ping(B),
+ timer:sleep(100),
+ ?line pong = net_adm:ping(C),
+ ?line _ = global:sync(),
+ ?line [A, B, C] = lists:sort(nodes()),
+
+ G = pg2_otp_8653,
+ ?line ?UNTIL(begin
+ GA = lists:sort(rpc:call(A, pg2, get_members, [G])),
+ GB = lists:sort(rpc:call(B, pg2, get_members, [G])),
+ GC = lists:sort(rpc:call(C, pg2, get_members, [G])),
+ GT = lists:sort(pg2:get_members(G)),
+ GA =:= GB andalso
+ GB =:= GC andalso
+ GC =:= GT andalso
+ 8 =:= length(GA)
+ end),
+ ?line ok = pg2:delete(G),
+ ?line stop_nodes([A,B,C]),
+ ?line test_server:timetrap_cancel(Dog),
+ ok.
+
+part2(Config, Main, A, C) ->
+ Function = mk_part_node_and_group,
+ case catch begin
+ make_partition(Config, [Main, A], [node(), C], Function)
+ end
+ of
+ ok -> ok
+ end.
+
+mk_part_node_and_group(File, MyPart0, Config) ->
+ touch(File, "start"), % debug
+ MyPart = lists:sort(MyPart0),
+ ?UNTIL(is_node_in_part(File, MyPart)),
+ G = pg2_otp_8653,
+ Pid = spawn(forever()),
+ ok = pg2:create(G),
+ _ = [ok = pg2:join(G, Pid) || _ <- [1,1]],
+ touch(File, "done").
+
otp_8259(suite) -> [];
otp_8259(doc) ->
["OTP-8259. Member was not removed after being killed."];
@@ -102,7 +160,7 @@ otp_8259(Config) when is_list(Config) ->
% make b and c connected, partitioned from node() and a
?line rpc_cast(B, ?MODULE, part1, [Config, node(), A, C, Name]),
?line ?UNTIL(is_ready_partition(Config)),
-
+
% Connect to the other partition.
% The resolver on node b will be called.
?line pong = net_adm:ping(B),
@@ -140,9 +198,9 @@ start_proc(Name) ->
p_init(Parent, Name, TestServer) ->
Resolve = fun(_Name, Pid1, Pid2) ->
%% The pid on node a will be chosen.
- [{_,Min}, {_,Max}] =
+ [{_,Min}, {_,Max}] =
lists:sort([{node(Pid1),Pid1}, {node(Pid2),Pid2}]),
- %% b is connected to test_server.
+ %% b is connected to test_server.
%% exit(Min, kill), % would ping a
rpc:cast(TestServer, erlang, exit, [Min, kill]),
Max
@@ -165,7 +223,7 @@ compat(Config) when is_list(Config) ->
true ->
Timeout = 15,
?line Dog = test_server:timetrap({seconds,Timeout}),
- Pid = spawn(forever()),
+ Pid = spawn(forever()),
G = a,
?line ok = pg2:create(G),
?line ok = pg2:join(G, Pid),
@@ -365,7 +423,7 @@ killit(N, P, Ps, Ns) ->
timer:sleep(100),
sane(Ns),
lists:keydelete(P, 1, Ps).
-
+
pr(Node, C) ->
_ = [?t:format("~p: ", [Node]) || Node =/= node()],
?t:format("do ~p~n", [C]).
@@ -412,27 +470,27 @@ sane(Ns) ->
wsane(Ns) ->
%% Same members on all nodes:
- {[_],gs} =
+ {[_],gs} =
{lists:usort([rpc:call(N, pg2, which_groups, []) || N <- Ns]),gs},
- _ = [{[_],ms,G} = {lists:usort([rpc:call(N, pg2, get_members, [G]) ||
+ _ = [{[_],ms,G} = {lists:usort([rpc:call(N, pg2, get_members, [G]) ||
N <- Ns]),ms,G} ||
G <- pg2:which_groups()],
%% The local members are a partitioning of the members:
- [begin
- LocalMembers =
+ [begin
+ LocalMembers =
lists:sort(lists:append(
- [rpc:call(N, pg2, get_local_members, [G]) ||
+ [rpc:call(N, pg2, get_local_members, [G]) ||
N <- Ns])),
{part, LocalMembers} = {part, lists:sort(pg2:get_members(G))}
end || G <- pg2:which_groups()],
%% The closest pid should run on the local node, if possible.
[[case rpc:call(N, pg2, get_closest_pid, [G]) of
Pid when is_pid(Pid), node(Pid) =:= N ->
- true =
+ true =
lists:member(Pid, rpc:call(N, pg2, get_local_members, [G]));
%% FIXME. Om annan nod: member, local = [].
_ -> [] = rpc:call(N, pg2, get_local_members, [G])
- end || N <- Ns]
+ end || N <- Ns]
|| G <- pg2:which_groups()].
%% Look inside the pg2_table.
@@ -482,9 +540,9 @@ start_node_rel(Name, Rel, How) ->
{RelList, ""}
end,
?line Pa = filename:dirname(code:which(?MODULE)),
- ?line Res = test_server:start_node(Name, How,
+ ?line Res = test_server:start_node(Name, How,
[{args,
- Compat ++
+ Compat ++
" -kernel net_setuptime 100 "
" -pa " ++ Pa},
{erl, Release}]),
@@ -575,29 +633,30 @@ get_known(Node) ->
case catch gen_server:call({global_name_server,Node},get_known,infinity) of
{'EXIT', _} ->
[list, without, nodenames];
- Known when is_list(Known) ->
+ Known when is_list(Known) ->
lists:sort([Node | Known])
end.
node_name(Name, Config) ->
U = "_",
{{Y,M,D}, {H,Min,S}} = calendar:now_to_local_time(now()),
- Date = io_lib:format("~4w_~2..0w_~2..0w__~2..0w_~2..0w_~2..0w",
+ Date = io_lib:format("~4w_~2..0w_~2..0w__~2..0w_~2..0w_~2..0w",
[Y,M,D, H,Min,S]),
L = lists:flatten(Date),
lists:concat([Name,U,?testcase,U,U,L]).
-%% this one runs on one node in Part2
-%% The partition is ready when is_ready_partition(Config) returns (true).
-%% this one runs on one node in Part2
+%% This one runs on one node in Part2.
%% The partition is ready when is_ready_partition(Config) returns (true).
make_partition(Config, Part1, Part2) ->
+ make_partition(Config, Part1, Part2, mk_part_node).
+
+make_partition(Config, Part1, Part2, Function) ->
Dir = ?config(priv_dir, Config),
- Ns = [begin
+ Ns = [begin
Name = lists:concat([atom_to_list(N),"_",msec(),".part"]),
File = filename:join([Dir, Name]),
file:delete(File),
- rpc_cast(N, ?MODULE, mk_part_node, [File, Part, Config], File),
+ rpc_cast(N, ?MODULE, Function, [File, Part, Config], File),
{N, File}
end || Part <- [Part1, Part2], N <- Part],
all_nodes_files(Ns, "done", Config),
@@ -614,10 +673,10 @@ mk_part_node(File, MyPart0, Config) ->
%% The calls to append_to_file are for debugging.
is_node_in_part(File, MyPart) ->
- lists:foreach(fun(N) ->
+ lists:foreach(fun(N) ->
_ = erlang:disconnect_node(N)
end, nodes() -- MyPart),
- case {(Known = get_known(node())) =:= MyPart,
+ case {(Known = get_known(node())) =:= MyPart,
(Nodes = lists:sort([node() | nodes()])) =:= MyPart} of
{true, true} ->
%% Make sure the resolvers have been terminated,
@@ -649,7 +708,7 @@ wait_for_ready_net(Nodes0, Config) ->
?t:format("wait_for_ready_net ~p~n", [Nodes]),
?UNTIL(begin
lists:all(fun(N) -> Nodes =:= get_known(N) end, Nodes) and
- lists:all(fun(N) ->
+ lists:all(fun(N) ->
LNs = rpc:call(N, erlang, nodes, []),
Nodes =:= lists:sort([N | LNs])
end, Nodes)
@@ -688,11 +747,11 @@ file_contents(File, ContentsList, Config) ->
file_contents(File, ContentsList, Config, no_log_file).
file_contents(File, ContentsList, Config, LogFile) ->
- Contents = list_to_binary(ContentsList),
+ Contents = list_to_binary(ContentsList),
Sz = size(Contents),
?UNTIL(begin
case file:read_file(File) of
- {ok, FileContents}=Reply ->
+ {ok, FileContents}=Reply ->
case catch split_binary(FileContents, Sz) of
{Contents,_} ->
true;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-14 15:50:41 +0000