%%
%% %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(global_group_SUITE).
-export([all/1]).
-export([start_gg_proc/1, no_gg_proc/1, no_gg_proc_sync/1, compatible/1,
one_grp/1, one_grp_x/1, two_grp/1, hidden_groups/1, test_exit/1]).
-export([init/1, init/2, init2/2, start_proc/1, start_proc_rereg/1]).
-export([init_per_testcase/2, fin_per_testcase/2]).
%-compile(export_all).
-include("test_server.hrl").
-define(NODES, [node()|nodes()]).
-define(UNTIL(Seq), loop_until_true(fun() -> Seq end)).
all(suite) ->
[start_gg_proc, no_gg_proc, no_gg_proc_sync,
compatible, one_grp, one_grp_x, two_grp, test_exit,
hidden_groups].
-define(TESTCASE, testcase_name).
-define(testcase, ?config(?TESTCASE, Config)).
init_per_testcase(Case, Config) when is_atom(Case), is_list(Config) ->
Dog=?t:timetrap(?t:minutes(5)),
[{?TESTCASE, Case}, {watchdog, Dog}|Config].
fin_per_testcase(_Func, Config) ->
Dog=?config(watchdog, Config),
?t:timetrap_cancel(Dog).
%%-----------------------------------------------------------------
%% Test suites for global groups.
%% Should be started in a CC view with:
%% erl -sname XXX -rsh ctrsh where XXX not in [cp1 .. cpN]
%%-----------------------------------------------------------------
start_gg_proc(suite) -> [];
start_gg_proc(doc) -> ["Check that the global_group processes are started automatically. "];
start_gg_proc(Config) when is_list(Config) ->
?line Dog = test_server:timetrap(test_server:seconds(120)),
?line Dir = ?config(priv_dir, Config),
?line File = filename:join(Dir, "global_group.config"),
?line {ok, Fd}=file:open(File, write),
[Ncp1,Ncp2,Ncp3] = node_names([cp1, cp2, cp3], Config),
?line config(Fd, Ncp1, Ncp2, Ncp3, "cpx", "cpy", "cpz", "cpq"),
?line Cp1nn = node_at(Ncp1),
?line Cp2nn = node_at(Ncp2),
?line Cp3nn = node_at(Ncp3),
?line {ok, Cp1} = start_node(Ncp1, Config),
?line {ok, Cp2} = start_node(Ncp2, Config),
?line {ok, Cp3} = start_node(Ncp3, Config),
?line [] = rpc:call(Cp1, global_group, registered_names, [{node, Cp1nn}]),
?line [] = rpc:call(Cp2, global_group, registered_names, [{node, Cp2nn}]),
?line [] = rpc:call(Cp3, global_group, registered_names, [{node, Cp3nn}]),
% stop the nodes, and make sure names are released.
stop_node(Cp1),
stop_node(Cp2),
stop_node(Cp3),
?line ?UNTIL(undefined =:= global:whereis_name(test)),
?line test_server:timetrap_cancel(Dog),
ok.
no_gg_proc(suite) -> [];
no_gg_proc(doc) -> ["Start a system without global groups. Nodes are not "
"synced at start (sync_nodes_optional is not defined)"];
no_gg_proc(Config) when is_list(Config) ->
?line Dog = test_server:timetrap(test_server:seconds(200)),
?line Dir = ?config(priv_dir, Config),
?line File = filename:join(Dir, "no_global_group.config"),
?line {ok, Fd} = file:open(File, write),
?line config_no(Fd),
?line NN = node_name(atom_to_list(node())),
?line Cp1nn = list_to_atom("cp1@" ++ NN),
?line Cp2nn = list_to_atom("cp2@" ++ NN),
?line Cp3nn = list_to_atom("cp3@" ++ NN),
?line Cpxnn = list_to_atom("cpx@" ++ NN),
?line Cpynn = list_to_atom("cpy@" ++ NN),
?line Cpznn = list_to_atom("cpz@" ++ NN),
?line {ok, Cp1} = start_node_no(cp1, Config),
?line {ok, Cp2} = start_node_no(cp2, Config),
?line {ok, Cp3} = start_node_no(cp3, Config),
?line {ok, Cpx} = start_node_no(cpx, Config),
?line {ok, Cpy} = start_node_no(cpy, Config),
?line {ok, Cpz} = start_node_no(cpz, Config),
%% let the nodes know of each other
?line pong = rpc:call(Cp1, net_adm, ping, [Cp2nn]),
?line pong = rpc:call(Cp2, net_adm, ping, [Cp3nn]),
?line pong = rpc:call(Cp3, net_adm, ping, [Cpxnn]),
?line pong = rpc:call(Cpx, net_adm, ping, [Cpynn]),
?line pong = rpc:call(Cpy, net_adm, ping, [Cpznn]),
?line wait_for_ready_net(),
?line [test_server] = rpc:call(Cp1, global_group, registered_names, [{node, Cp1nn}]),
?line [test_server] = rpc:call(Cp2, global_group, registered_names, [{node, Cp2nn}]),
?line [test_server] = rpc:call(Cp3, global_group, registered_names, [{node, Cp3nn}]),
?line [test_server] = rpc:call(Cp1, global_group, registered_names, [{node, Cpxnn}]),
?line [test_server] = rpc:call(Cp2, global_group, registered_names, [{node, Cpynn}]),
?line [test_server] = rpc:call(Cp3, global_group, registered_names, [{node, Cpznn}]),
% start a proc and register it
?line {Pid2, yes} = rpc:call(Cp2, ?MODULE, start_proc, [test2]),
?line RegNames = lists:sort([test2,test_server]),
?line RegNames =
lists:sort(
rpc:call(Cp1, global_group, registered_names, [{node, Cp1nn}])),
?line RegNames =
lists:sort(
rpc:call(Cp2, global_group, registered_names, [{node, Cp2nn}])),
?line RegNames =
lists:sort(
rpc:call(Cp3, global_group, registered_names, [{node, Cp3nn}])),
?line RegNames =
lists:sort(
rpc:call(Cp1, global_group, registered_names, [{node, Cpxnn}])),
?line RegNames =
lists:sort(
rpc:call(Cp2, global_group, registered_names, [{node, Cpynn}])),
?line RegNames =
lists:sort(
rpc:call(Cp3, global_group, registered_names, [{node, Cpznn}])),
?line undefined = rpc:call(Cp3, global_group, global_groups, []),
?line Own_nodes_should = [node(), Cp1nn, Cp2nn, Cp3nn,
Cpxnn, Cpynn, Cpznn],
?line Own_nodes = rpc:call(Cp3, global_group, own_nodes, []),
?line true = (Own_nodes -- Own_nodes_should) =:= [],
?line true = (Own_nodes_should -- Own_nodes) =:= [],
?line Pid2 = rpc:call(Cp1, global_group, send, [test2, {ping, self()}]),
?line receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line Pid2 = rpc:call(Cp2, global_group, send, [test2, {ping, self()}]),
?line receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout3)
end,
?line Pid2 = rpc:call(Cpz, global_group, send, [test2, {ping, self()}]),
?line receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout4)
end,
% start a proc and register it
?line {PidX, yes} = rpc:call(Cpx, ?MODULE, start_proc, [test]),
%%------------------------------------
%% Test monitor nodes
%%------------------------------------
?line Pid2 = rpc:call(Cp1, global_group, send, [{node, Cp2nn}, test2, monitor]),
?line PidX = rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, monitor]),
% Kill node Cp1
?line Pid2 =
rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2, {wait_nodedown, Cp1}]),
?line PidX =
rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, {wait_nodedown, Cp1}]),
?line test_server:sleep(100),
?line stop_node(Cp1),
?line test_server:sleep(1000),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop),
% Kill node Cpz
?line Pid2 =
rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2, {wait_nodedown, Cpz}]),
?line PidX =
rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, {wait_nodedown, Cpz}]),
?line test_server:sleep(100),
?line stop_node(Cpz),
?line test_server:sleep(1000),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop),
% Restart node Cp1
?line Pid2 =
rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2, {wait_nodeup, Cp1}]),
?line PidX =
rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, {wait_nodeup, Cp1}]),
?line {ok, Cp1} = start_node_no(cp1, Config),
?line pong = rpc:call(Cp2, net_adm, ping, [Cp1nn]),
?line pong = rpc:call(Cpx, net_adm, ping, [Cp1nn]),
?line wait_for_ready_net(),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop),
% Restart node Cpz
?line Pid2 =
rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2, {wait_nodeup, Cpz}]),
?line PidX =
rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, {wait_nodeup, Cpz}]),
?line {ok, Cpz} = start_node_no(cpz, Config),
?line pong = rpc:call(Cp2, net_adm, ping, [Cpznn]),
?line pong = rpc:call(Cpx, net_adm, ping, [Cpznn]),
?line wait_for_ready_net(),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop),
% stop the nodes, and make sure names are released.
stop_node(Cp1),
stop_node(Cp2),
stop_node(Cp3),
stop_node(Cpx),
stop_node(Cpy),
stop_node(Cpz),
?line ?UNTIL(undefined =:= global:whereis_name(test)),
?line test_server:timetrap_cancel(Dog),
ok.
no_gg_proc_sync(suite) -> [];
no_gg_proc_sync(doc) ->
["Start a system without global groups, but syncing the nodes by using "
"sync_nodes_optional."];
no_gg_proc_sync(Config) when is_list(Config) ->
?line Dog = test_server:timetrap(test_server:seconds(200)),
?line Dir = ?config(priv_dir, Config),
?line File = filename:join(Dir, "no_global_group_sync.config"),
?line {ok, Fd} = file:open(File, write),
[Ncp1,Ncp2,Ncp3,Ncpx,Ncpy,Ncpz] =
node_names([cp1,cp2,cp3,cpx,cpy,cpz], Config),
?line config_sync(Fd, Ncp1, Ncp2, Ncp3, Ncpx, Ncpy, Ncpz),
?line Cp1nn = node_at(Ncp1),
?line Cp2nn = node_at(Ncp2),
?line Cp3nn = node_at(Ncp3),
?line Cpxnn = node_at(Ncpx),
?line Cpynn = node_at(Ncpy),
?line Cpznn = node_at(Ncpz),
?line {ok, Cp1} = start_node_no2(Ncp1, Config),
?line {ok, Cp2} = start_node_no2(Ncp2, Config),
?line {ok, Cp3} = start_node_no2(Ncp3, Config),
?line {ok, Cpx} = start_node_no2(Ncpx, Config),
?line {ok, Cpy} = start_node_no2(Ncpy, Config),
?line {ok, Cpz} = start_node_no2(Ncpz, Config),
%% let the nodes know of each other
?line pong = rpc:call(Cp1, net_adm, ping, [Cp2nn]),
?line pong = rpc:call(Cp2, net_adm, ping, [Cp3nn]),
?line pong = rpc:call(Cp3, net_adm, ping, [Cpxnn]),
?line pong = rpc:call(Cpx, net_adm, ping, [Cpynn]),
?line pong = rpc:call(Cpy, net_adm, ping, [Cpznn]),
?line wait_for_ready_net(),
?line [test_server] = rpc:call(Cp1, global_group, registered_names, [{node, Cp1nn}]),
?line [test_server] = rpc:call(Cp2, global_group, registered_names, [{node, Cp2nn}]),
?line [test_server] = rpc:call(Cp3, global_group, registered_names, [{node, Cp3nn}]),
?line [test_server] = rpc:call(Cp1, global_group, registered_names, [{node, Cpxnn}]),
?line [test_server] = rpc:call(Cp2, global_group, registered_names, [{node, Cpynn}]),
?line [test_server] = rpc:call(Cp3, global_group, registered_names, [{node, Cpznn}]),
% start a proc and register it
?line {Pid2, yes} = rpc:call(Cp2, ?MODULE, start_proc, [test2]),
?line RegNames = lists:sort([test2,test_server]),
?line RegNames =
lists:sort(
rpc:call(Cp1, global_group, registered_names, [{node, Cp1nn}])),
?line RegNames =
lists:sort(
rpc:call(Cp2, global_group, registered_names, [{node, Cp2nn}])),
?line RegNames =
lists:sort(
rpc:call(Cp3, global_group, registered_names, [{node, Cp3nn}])),
?line RegNames =
lists:sort(
rpc:call(Cp1, global_group, registered_names, [{node, Cpxnn}])),
?line RegNames =
lists:sort(
rpc:call(Cp2, global_group, registered_names, [{node, Cpynn}])),
?line RegNames =
lists:sort(
rpc:call(Cp3, global_group, registered_names, [{node, Cpznn}])),
?line undefined = rpc:call(Cp3, global_group, global_groups, []),
?line Own_nodes_should = [node(), Cp1nn, Cp2nn, Cp3nn,
Cpxnn, Cpynn, Cpznn],
?line Own_nodes = rpc:call(Cp3, global_group, own_nodes, []),
?line true = (Own_nodes -- Own_nodes_should) =:= [],
?line true = (Own_nodes_should -- Own_nodes) =:= [],
?line Pid2 = rpc:call(Cp1, global_group, send, [test2, {ping, self()}]),
?line receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line Pid2 = rpc:call(Cp2, global_group, send, [test2, {ping, self()}]),
?line receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout3)
end,
?line Pid2 = rpc:call(Cpz, global_group, send, [test2, {ping, self()}]),
?line receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout4)
end,
% start a proc and register it
?line {PidX, yes} = rpc:call(Cpx, ?MODULE, start_proc, [test]),
%%------------------------------------
%% Test monitor nodes
%%------------------------------------
?line Pid2 = rpc:call(Cp1, global_group, send, [{node, Cp2nn}, test2, monitor]),
?line PidX = rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, monitor]),
% Kill node Cp1
?line Pid2 =
rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2, {wait_nodedown, Cp1}]),
?line PidX =
rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, {wait_nodedown, Cp1}]),
?line test_server:sleep(100),
?line stop_node(Cp1),
?line test_server:sleep(1000),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop),
% Kill node Cpz
?line Pid2 =
rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2, {wait_nodedown, Cpz}]),
?line PidX =
rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, {wait_nodedown, Cpz}]),
?line test_server:sleep(100),
?line stop_node(Cpz),
?line test_server:sleep(1000),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop),
% Restart node Cp1
?line Pid2 =
rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2, {wait_nodeup, Cp1}]),
?line PidX =
rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, {wait_nodeup, Cp1}]),
?line {ok, Cp1} = start_node_no2(Ncp1, Config),
?line pong = rpc:call(Cp2, net_adm, ping, [Cp1nn]),
?line pong = rpc:call(Cpx, net_adm, ping, [Cp1nn]),
?line wait_for_ready_net(),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop),
% Restart node Cpz
?line Pid2 =
rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2, {wait_nodeup, Cpz}]),
?line PidX =
rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, {wait_nodeup, Cpz}]),
?line {ok, Cpz} = start_node_no2(Ncpz, Config),
?line pong = rpc:call(Cp2, net_adm, ping, [Cpznn]),
?line pong = rpc:call(Cpx, net_adm, ping, [Cpznn]),
?line wait_for_ready_net(),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop),
% stop the nodes, and make sure names are released.
stop_node(Cp1),
stop_node(Cp2),
stop_node(Cp3),
stop_node(Cpx),
stop_node(Cpy),
stop_node(Cpz),
?line ?UNTIL(undefined =:= global:whereis_name(test)),
?line test_server:timetrap_cancel(Dog),
ok.
compatible(suite) -> [];
compatible(doc) ->
["Check that a system without global groups is compatible with the old R4 system."];
compatible(Config) when is_list(Config) ->
?line Dog = test_server:timetrap(test_server:seconds(200)),
?line Dir = ?config(priv_dir, Config),
?line File = filename:join(Dir, "global_group_comp.config"),
?line {ok, Fd} = file:open(File, write),
[Ncp1,Ncp2,Ncp3,Ncpx,Ncpy,Ncpz] =
node_names([cp1,cp2,cp3,cpx,cpy,cpz], Config),
?line config_comp(Fd, Ncp1, Ncp2, Ncp3, Ncpx, Ncpy, Ncpz),
?line Cp1nn = node_at(Ncp1),
?line Cp2nn = node_at(Ncp2),
?line Cp3nn = node_at(Ncp3),
?line Cpxnn = node_at(Ncpx),
?line Cpynn = node_at(Ncpy),
?line Cpznn = node_at(Ncpz),
?line {ok, Cp1} = start_node_comp(Ncp1, Config),
?line {ok, Cp2} = start_node_comp(Ncp2, Config),
?line {ok, Cp3} = start_node_comp(Ncp3, Config),
?line {ok, Cpx} = start_node_comp(Ncpx, Config),
?line {ok, Cpy} = start_node_comp(Ncpy, Config),
?line {ok, Cpz} = start_node_comp(Ncpz, Config),
%% let the nodes know of each other
?line pong = rpc:call(Cp1, net_adm, ping, [Cp2nn]),
?line pong = rpc:call(Cp2, net_adm, ping, [Cp3nn]),
?line pong = rpc:call(Cp3, net_adm, ping, [Cpxnn]),
?line pong = rpc:call(Cpx, net_adm, ping, [Cpynn]),
?line pong = rpc:call(Cpy, net_adm, ping, [Cpznn]),
?line wait_for_ready_net(),
?line [test_server] = rpc:call(Cp1, global_group, registered_names, [{node, Cp1nn}]),
?line [test_server] = rpc:call(Cp2, global_group, registered_names, [{node, Cp2nn}]),
?line [test_server] = rpc:call(Cp3, global_group, registered_names, [{node, Cp3nn}]),
?line [test_server] = rpc:call(Cp1, global_group, registered_names, [{node, Cpxnn}]),
?line [test_server] = rpc:call(Cp2, global_group, registered_names, [{node, Cpynn}]),
?line [test_server] = rpc:call(Cp3, global_group, registered_names, [{node, Cpznn}]),
% start a proc and register it
?line {Pid2, yes} = rpc:call(Cp2, ?MODULE, start_proc, [test2]),
?line RegNames = lists:sort([test2,test_server]),
?line RegNames =
lists:sort(
rpc:call(Cp1, global_group, registered_names, [{node, Cp1nn}])),
?line RegNames =
lists:sort(
rpc:call(Cp2, global_group, registered_names, [{node, Cp2nn}])),
?line RegNames =
lists:sort(
rpc:call(Cp3, global_group, registered_names, [{node, Cp3nn}])),
?line RegNames =
lists:sort(
rpc:call(Cp1, global_group, registered_names, [{node, Cpxnn}])),
?line RegNames =
lists:sort(
rpc:call(Cp2, global_group, registered_names, [{node, Cpynn}])),
?line RegNames =
lists:sort(
rpc:call(Cp3, global_group, registered_names, [{node, Cpznn}])),
?line undefined = rpc:call(Cp3, global_group, global_groups, []),
?line Own_nodes_should = [node(), Cp1nn, Cp2nn, Cp3nn,
Cpxnn, Cpynn, Cpznn],
?line Own_nodes = rpc:call(Cp3, global_group, own_nodes, []),
?line true = (Own_nodes -- Own_nodes_should) =:= [],
?line true = (Own_nodes_should -- Own_nodes) =:= [],
?line Pid2 = rpc:call(Cp1, global_group, send, [test2, {ping, self()}]),
?line receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line Pid2 = rpc:call(Cp2, global_group, send, [test2, {ping, self()}]),
?line receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout3)
end,
?line Pid2 = rpc:call(Cpz, global_group, send, [test2, {ping, self()}]),
?line receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout4)
end,
% start a proc and register it
?line {PidX, yes} = rpc:call(Cpx, ?MODULE, start_proc, [test]),
%%------------------------------------
%% Test monitor nodes
%%------------------------------------
?line Pid2 = rpc:call(Cp1, global_group, send, [{node, Cp2nn}, test2, monitor]),
?line PidX = rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, monitor]),
% Kill node Cp1
?line Pid2 =
rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2, {wait_nodedown, Cp1}]),
?line PidX =
rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, {wait_nodedown, Cp1}]),
?line test_server:sleep(100),
?line stop_node(Cp1),
?line test_server:sleep(1000),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop),
% Kill node Cpz
?line Pid2 =
rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2, {wait_nodedown, Cpz}]),
?line PidX =
rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, {wait_nodedown, Cpz}]),
?line test_server:sleep(100),
?line stop_node(Cpz),
?line test_server:sleep(1000),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop),
% Restart node Cp1
?line Pid2 =
rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2, {wait_nodeup, Cp1}]),
?line PidX =
rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, {wait_nodeup, Cp1}]),
?line {ok, Cp1} = start_node_comp(Ncp1, Config),
?line pong = rpc:call(Cp2, net_adm, ping, [Cp1nn]),
?line pong = rpc:call(Cpx, net_adm, ping, [Cp1nn]),
?line wait_for_ready_net(),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop),
% Restart node Cpz
?line Pid2 =
rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2, {wait_nodeup, Cpz}]),
?line PidX =
rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, {wait_nodeup, Cpz}]),
?line {ok, Cpz} = start_node_comp(Ncpz, Config),
?line pong = rpc:call(Cp2, net_adm, ping, [Cpznn]),
?line pong = rpc:call(Cpx, net_adm, ping, [Cpznn]),
?line wait_for_ready_net(),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop),
% stop the nodes, and make sure names are released.
stop_node(Cp1),
stop_node(Cp2),
stop_node(Cp3),
stop_node(Cpx),
stop_node(Cpy),
stop_node(Cpz),
?line ?UNTIL(undefined =:= global:whereis_name(test)),
?line test_server:timetrap_cancel(Dog),
ok.
one_grp(suite) -> [];
one_grp(doc) -> ["Test a system with only one global group. "];
one_grp(Config) when is_list(Config) ->
?line Dog = test_server:timetrap(test_server:seconds(120)),
?line Dir = ?config(priv_dir, Config),
?line File = filename:join(Dir, "global_group.config"),
?line {ok, Fd} = file:open(File, write),
[Ncp1,Ncp2,Ncp3] = node_names([cp1, cp2, cp3], Config),
?line config(Fd, Ncp1, Ncp2, Ncp3, "cpx", "cpy", "cpz", "cpq"),
?line {ok, Cp1} = start_node(Ncp1, Config),
?line {ok, Cp2} = start_node(Ncp2, Config),
?line {ok, Cp3} = start_node(Ncp3, Config),
% sleep a while to make the global_group to sync...
test_server:sleep(1000),
% start a proc and register it
?line {Pid, yes} = rpc:call(Cp1, ?MODULE, start_proc, [test]),
% test that it is registered at all nodes
?line Pid = rpc:call(Cp1, global, whereis_name, [test]),
?line Pid = rpc:call(Cp2, global, whereis_name, [test]),
?line Pid = rpc:call(Cp3, global, whereis_name, [test]),
% try to register the same name
?line no = rpc:call(Cp1, global, register_name, [test, self()]),
% let process exit, check that it is unregistered automatically
Pid ! die,
?line
?UNTIL(begin
(undefined =:= rpc:call(Cp1, global, whereis_name, [test])) and
(undefined =:= rpc:call(Cp2, global, whereis_name, [test])) and
(undefined =:= rpc:call(Cp3, global, whereis_name, [test]))
end),
% test re_register
?line {Pid2, yes} = rpc:call(Cp1, ?MODULE, start_proc, [test]),
?line Pid2 = rpc:call(Cp3, global, whereis_name, [test]),
Pid3 = rpc:call(Cp3, ?MODULE, start_proc_rereg, [test]),
?line Pid3 = rpc:call(Cp3, global, whereis_name, [test]),
% test sending
rpc:call(Cp1, global, send, [test, {ping, self()}]),
receive
{pong, Cp3} -> ok
after
2000 -> test_server:fail(timeout1)
end,
rpc:call(Cp3, global, send, [test, {ping, self()}]),
receive
{pong, Cp3} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line rpc:call(Cp3, global, unregister_name, [test]),
?line undefined = rpc:call(Cp1, global, whereis_name, [test]),
?line undefined = rpc:call(Cp2, global, whereis_name, [test]),
?line undefined = rpc:call(Cp3, global, whereis_name, [test]),
Pid3 ! die,
?line ?UNTIL(undefined =:= rpc:call(Cp3, global, whereis_name, [test])),
% register a proc
?line {_, yes} = rpc:call(Cp3, ?MODULE, start_proc, [test]),
% stop the nodes, and make sure names are released.
stop_node(Cp3),
?line ?UNTIL(undefined =:= rpc:call(Cp1, global, whereis_name, [test])),
Pid2 ! die,
stop_node(Cp1),
stop_node(Cp2),
?line test_server:timetrap_cancel(Dog),
ok.
one_grp_x(suite) -> [];
one_grp_x(doc) -> ["Check a system with only one global group. "
"Start the nodes with different time intervals. "];
one_grp_x(Config) when is_list(Config) ->
?line Dog = test_server:timetrap(test_server:seconds(120)),
?line Dir = ?config(priv_dir, Config),
?line File = filename:join(Dir, "global_group.config"),
?line {ok, Fd} = file:open(File, write),
[Ncp1,Ncp2,Ncp3] = node_names([cp1, cp2, cp3], Config),
?line config(Fd, Ncp1, Ncp2, Ncp3, "cpx", "cpy", "cpz", "cpq"),
?line {ok, Cp1} = start_node(Ncp1, Config),
% sleep a while to make the global_group to sync...
test_server:sleep(1000),
% start a proc and register it
?line {Pid, yes} = rpc:call(Cp1, ?MODULE, start_proc, [test]),
?line {ok, Cp2} = start_node(Ncp2, Config),
% sleep a while to make the global_group to sync...
test_server:sleep(1000),
% test that it is registered at all nodes
?line Pid = rpc:call(Cp1, global, whereis_name, [test]),
?line Pid = rpc:call(Cp2, global, whereis_name, [test]),
?line {ok, Cp3} = start_node(Ncp3, Config),
% sleep a while to make the global_group to sync...
test_server:sleep(1000),
?line Pid = rpc:call(Cp3, global, whereis_name, [test]),
% try to register the same name
?line no = rpc:call(Cp1, global, register_name, [test, self()]),
% let process exit, check that it is unregistered automatically
Pid ! die,
?line
?UNTIL(begin
(undefined =:= rpc:call(Cp1, global, whereis_name, [test])) and
(undefined =:= rpc:call(Cp2, global, whereis_name, [test])) and
(undefined =:= rpc:call(Cp3, global, whereis_name, [test]))
end),
% test re_register
?line {Pid2, yes} = rpc:call(Cp1, ?MODULE, start_proc, [test]),
?line Pid2 = rpc:call(Cp3, global, whereis_name, [test]),
Pid2 ! die,
stop_node(Cp1),
stop_node(Cp2),
stop_node(Cp3),
?line test_server:timetrap_cancel(Dog),
ok.
two_grp(suite) -> [];
two_grp(doc) -> ["Test a two global group system. "];
two_grp(Config) when is_list(Config) ->
?line Dog = test_server:timetrap(test_server:seconds(200)),
?line Dir = ?config(priv_dir, Config),
?line File = filename:join(Dir, "global_group.config"),
?line {ok, Fd} = file:open(File, write),
[Ncp1,Ncp2,Ncp3,Ncpx,Ncpy,Ncpz,Ncpq] =
node_names([cp1,cp2,cp3,cpx,cpy,cpz,cpq], Config),
?line config(Fd, Ncp1, Ncp2, Ncp3, Ncpx, Ncpy, Ncpz, Ncpq),
?line Cp1nn = node_at(Ncp1),
?line Cp2nn = node_at(Ncp2),
?line Cp3nn = node_at(Ncp3),
?line Cpxnn = node_at(Ncpx),
?line Cpynn = node_at(Ncpy),
?line Cpznn = node_at(Ncpz),
?line {ok, Cp1} = start_node(Ncp1, Config),
?line {ok, Cp2} = start_node(Ncp2, Config),
?line {ok, Cp3} = start_node(Ncp3, Config),
?line {ok, Cpx} = start_node(Ncpx, Config),
?line {ok, Cpy} = start_node(Ncpy, Config),
?line {ok, Cpz} = start_node(Ncpz, Config),
%% The groups (cpq not started):
%% [{nc1, [cp1,cp2,cp3]}, {nc2, [cpx,cpy,cpz]}, {nc3, [cpq]}]
% sleep a while to make the global_groups to sync...
test_server:sleep(1000),
% check the global group names
?line {nc1, [nc2, nc3]} = rpc:call(Cp1, global_group, global_groups, []),
?line {nc1, [nc2, nc3]} = rpc:call(Cp2, global_group, global_groups, []),
?line {nc1, [nc2, nc3]} = rpc:call(Cp3, global_group, global_groups, []),
?line {nc2, [nc1, nc3]} = rpc:call(Cpx, global_group, global_groups, []),
?line {nc2, [nc1, nc3]} = rpc:call(Cpy, global_group, global_groups, []),
?line {nc2, [nc1, nc3]} = rpc:call(Cpz, global_group, global_groups, []),
% check the global group nodes
?line [Cp1nn, Cp2nn, Cp3nn] = rpc:call(Cp1, global_group, own_nodes, []),
?line [Cp1nn, Cp2nn, Cp3nn] = rpc:call(Cp2, global_group, own_nodes, []),
?line [Cp1nn, Cp2nn, Cp3nn] = rpc:call(Cp3, global_group, own_nodes, []),
?line [Cpxnn, Cpynn, Cpznn] = rpc:call(Cpx, global_group, own_nodes, []),
?line [Cpxnn, Cpynn, Cpznn] = rpc:call(Cpy, global_group, own_nodes, []),
?line [Cpxnn, Cpynn, Cpznn] = rpc:call(Cpz, global_group, own_nodes, []),
% start a proc and register it
?line {Pid1, yes} = rpc:call(Cp1, ?MODULE, start_proc, [test]),
?line Pid1 = rpc:call(Cp1, global_group, send, [test, {io, from_cp1}]),
?line Pid1 = rpc:call(Cpx, global_group, send, [test, {io, from_cpx}]),
?line Pid1 = rpc:call(Cp1, global_group, send, [{group,nc1}, test,
{io, from_cp1}]),
?line [test] =
rpc:call(Cpx, global_group, registered_names, [{node, Cp1nn}]),
?line [test] =
rpc:call(Cpx, global_group, registered_names, [{group, nc1}]),
?line [] = rpc:call(Cpx, global_group, registered_names, [{node, Cpxnn}]),
?line [] = rpc:call(Cpx, global_group, registered_names, [{group, nc2}]),
?line Pid1 = rpc:call(Cpx, global_group, send, [{group,nc1}, test,
{io, from_cp1}]),
?line {badarg,{test,{io,from_cpx}}} =
rpc:call(Cp1, global_group, send, [{group,nc2}, test, {io, from_cpx}]),
?line {badarg,{test,{io,from_cpx}}} =
rpc:call(Cpx, global_group, send, [{group,nc2}, test, {io, from_cpx}]),
% test that it is registered at all nodes
?line Pid1 = rpc:call(Cp1, global, whereis_name, [test]),
?line Pid1 = rpc:call(Cp2, global, whereis_name, [test]),
?line Pid1 = rpc:call(Cp3, global, whereis_name, [test]),
?line undefined = rpc:call(Cpx, global, whereis_name, [test]),
?line undefined = rpc:call(Cpy, global, whereis_name, [test]),
?line undefined = rpc:call(Cpz, global, whereis_name, [test]),
% start a proc and register it
?line {PidX, yes} = rpc:call(Cpx, ?MODULE, start_proc, [test]),
% test that it is registered at all nodes
?line Pid1 = rpc:call(Cp1, global, whereis_name, [test]),
?line Pid1 = rpc:call(Cp2, global, whereis_name, [test]),
?line Pid1 = rpc:call(Cp3, global, whereis_name, [test]),
?line PidX = rpc:call(Cpx, global, whereis_name, [test]),
?line PidX = rpc:call(Cpy, global, whereis_name, [test]),
?line PidX = rpc:call(Cpz, global, whereis_name, [test]),
Pid1 ! die,
%% If we don't wait for global on other nodes to have updated its
%% tables, 'test' may still be defined at the point when it is
%% tested a few lines below.
?line
?UNTIL(begin
Pid = rpc:call(Cp2, global, whereis_name, [test]),
undefined =:= Pid
end),
% start a proc and register it
?line {Pid2, yes} = rpc:call(Cp2, ?MODULE, start_proc, [test2]),
% test that it is registered at all nodes
?line Pid2 = rpc:call(Cp1, global, whereis_name, [test2]),
?line Pid2 = rpc:call(Cp2, global, whereis_name, [test2]),
?line Pid2 = rpc:call(Cp3, global, whereis_name, [test2]),
?line PidX = rpc:call(Cpx, global, whereis_name, [test]),
?line PidX = rpc:call(Cpy, global, whereis_name, [test]),
?line PidX = rpc:call(Cpz, global, whereis_name, [test]),
?line undefined = rpc:call(Cp1, global, whereis_name, [test]),
?line undefined = rpc:call(Cp2, global, whereis_name, [test]),
?line undefined = rpc:call(Cp3, global, whereis_name, [test]),
?line undefined = rpc:call(Cpx, global, whereis_name, [test2]),
?line undefined = rpc:call(Cpy, global, whereis_name, [test2]),
?line undefined = rpc:call(Cpz, global, whereis_name, [test2]),
?line Pid2 = rpc:call(Cp1, global_group, send, [test2, {ping, self()}]),
receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line Pid2 = rpc:call(Cp2, global_group, send, [test2, {ping, self()}]),
receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line Pid2 = rpc:call(Cp3, global_group, send, [test2, {ping, self()}]),
receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line PidX = rpc:call(Cpx, global_group, send, [test, {ping, self()}]),
receive
{pong, Cpx} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line PidX = rpc:call(Cpy, global_group, send, [test, {ping, self()}]),
receive
{pong, Cpx} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line PidX = rpc:call(Cpz, global_group, send, [test, {ping, self()}]),
receive
{pong, Cpx} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line Pid2 = rpc:call(Cpx, global_group, send, [{node, Cp1nn}, test2,
{ping, self()}]),
receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line Pid2 = rpc:call(Cpy, global_group, send, [{node, Cp2nn}, test2,
{ping, self()}]),
receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line Pid2 = rpc:call(Cpz, global_group, send, [{node, Cp3nn}, test2,
{ping, self()}]),
receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line PidX = rpc:call(Cpx, global_group, send, [{node, Cpznn}, test,
{ping, self()}]),
receive
{pong, Cpx} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line PidX = rpc:call(Cpy, global_group, send, [{node, Cpxnn}, test,
{ping, self()}]),
receive
{pong, Cpx} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line PidX = rpc:call(Cpz, global_group, send, [{node, Cpynn}, test,
{ping, self()}]),
receive
{pong, Cpx} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line Pid2 = rpc:call(Cpx, global_group, send, [{group, nc1}, test2,
{ping, self()}]),
receive
{pong, Cp2} -> ok
after
2000 -> test_server:fail(timeout2)
end,
?line PidX = rpc:call(Cpy, global_group, send, [{group, nc2}, test,
{ping, self()}]),
receive
{pong, Cpx} -> ok
after
2000 -> test_server:fail(timeout2)
end,
%%------------------------------------
%% Test monitor nodes
%%------------------------------------
?line Pid2 =
rpc:call(Cp1, global_group, send, [{node, Cp2nn}, test2, monitor]),
?line PidX =
rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, monitor]),
% Kill node Cp1
?line Pid2 = rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2,
{wait_nodedown, Cp1}]),
?line PidX = rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test,
{wait_nodedown, Cp1}]),
?line test_server:sleep(100),
?line stop_node(Cp1),
?line test_server:sleep(1000),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop_nodedown),
?line PidX =
rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, to_loop]),
% Kill node Cpz
?line Pid2 = rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2,
{wait_nodedown, Cpz}]),
?line PidX = rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test,
{wait_nodedown, Cpz}]),
?line test_server:sleep(100),
?line stop_node(Cpz),
?line test_server:sleep(1000),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop_nodedown),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop),
?line Pid2 =
rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2, to_loop]),
% Restart node Cp1
?line [Cp1nn, Cp2nn, Cp3nn] = rpc:call(Cp2, global_group, own_nodes, []),
?line Pid2 = rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2,
{wait_nodeup, Cp1}]),
?line PidX = rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test,
{wait_nodeup, Cp1}]),
?line test_server:sleep(100),
?line {ok, Cp1} = start_node(Ncp1, Config),
?line test_server:sleep(5000),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop_nodeup),
?line PidX =
rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test, to_loop]),
% Restart node Cpz
?line Pid2 = rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2,
{wait_nodeup, Cpz}]),
?line PidX = rpc:call(Cpx, global_group, send, [{node, Cpxnn}, test,
{wait_nodeup, Cpz}]),
?line test_server:sleep(100),
?line {ok, Cpz} = start_node(Ncpz, Config),
?line test_server:sleep(5000),
?line ok = assert_loop(Cp2, Cp2nn, test2, Pid2, loop_nodeup),
?line ok = assert_loop(Cpx, Cpxnn, test, PidX, loop),
?line Pid2 =
rpc:call(Cp2, global_group, send, [{node, Cp2nn}, test2, to_loop]),
Pid2 ! die,
PidX ! die,
stop_node(Cp1),
stop_node(Cp2),
stop_node(Cp3),
stop_node(Cpx),
stop_node(Cpy),
stop_node(Cpz),
?line test_server:timetrap_cancel(Dog),
ok.
hidden_groups(suite) -> [];
hidden_groups(doc) -> ["Test hidden global groups."];
hidden_groups(Config) when is_list(Config) ->
?line Dog = test_server:timetrap(test_server:seconds(200)),
?line Dir = ?config(priv_dir, Config),
?line File = filename:join(Dir, "global_group.config"),
?line {ok, Fd} = file:open(File, write),
[Ncp1,Ncp2,Ncp3,Ncpx,Ncpy,Ncpz,Ncpq] =
node_names([cp1,cp2,cp3,cpx,cpy,cpz,cpq], Config),
?line config_hidden(Fd, Ncp1, Ncp2, Ncp3, Ncpx, Ncpy, Ncpz, Ncpq),
?line {ok, Cp1} = start_node(Ncp1, Config),
?line {ok, Cp2} = start_node(Ncp2, Config),
?line {ok, Cp3} = start_node(Ncp3, Config),
?line {ok, Cpx} = start_node(Ncpx, Config),
?line {ok, Cpy} = start_node(Ncpy, Config),
?line {ok, Cpz} = start_node(Ncpz, Config),
?line {ok, Cpq} = start_node(Ncpq, Config),
% sleep a while to make the global_groups to sync...
test_server:sleep(1000),
% check the global group names
?line {nc1, [nc2, nc3]} = rpc:call(Cp1, global_group, global_groups, []),
?line {nc1, [nc2, nc3]} = rpc:call(Cp2, global_group, global_groups, []),
?line {nc1, [nc2, nc3]} = rpc:call(Cp3, global_group, global_groups, []),
?line {nc2, [nc1, nc3]} = rpc:call(Cpx, global_group, global_groups, []),
?line {nc2, [nc1, nc3]} = rpc:call(Cpy, global_group, global_groups, []),
?line {nc2, [nc1, nc3]} = rpc:call(Cpz, global_group, global_groups, []),
% check the global group nodes
?line [Cp1, Cp2, Cp3] = rpc:call(Cp1, global_group, own_nodes, []),
?line [Cp1, Cp2, Cp3] = rpc:call(Cp2, global_group, own_nodes, []),
?line [Cp1, Cp2, Cp3] = rpc:call(Cp3, global_group, own_nodes, []),
?line [Cpx, Cpy, Cpz] = rpc:call(Cpx, global_group, own_nodes, []),
?line [Cpx, Cpy, Cpz] = rpc:call(Cpy, global_group, own_nodes, []),
?line [Cpx, Cpy, Cpz] = rpc:call(Cpz, global_group, own_nodes, []),
?line [Cpq] = rpc:call(Cpq, global_group, own_nodes, []),
% Make some inter group connections
?line pong = rpc:call(Cp1, net_adm, ping, [Cpx]),
?line pong = rpc:call(Cpy, net_adm, ping, [Cp2]),
?line pong = rpc:call(Cp3, net_adm, ping, [Cpx]),
?line pong = rpc:call(Cpz, net_adm, ping, [Cp3]),
?line pong = rpc:call(Cpq, net_adm, ping, [Cp1]),
?line pong = rpc:call(Cpz, net_adm, ping, [Cpq]),
% Check that no inter group connections are visible
NC1Nodes = lists:sort([Cp1, Cp2, Cp3]),
NC2Nodes = lists:sort([Cpx, Cpy, Cpz]),
?line NC1Nodes = lists:sort([Cp1|rpc:call(Cp1, erlang, nodes, [])]),
?line NC1Nodes = lists:sort([Cp2|rpc:call(Cp2, erlang, nodes, [])]),
?line NC1Nodes = lists:sort([Cp3|rpc:call(Cp3, erlang, nodes, [])]),
?line NC2Nodes = lists:sort([Cpx|rpc:call(Cpx, erlang, nodes, [])]),
?line NC2Nodes = lists:sort([Cpy|rpc:call(Cpy, erlang, nodes, [])]),
?line NC2Nodes = lists:sort([Cpz|rpc:call(Cpz, erlang, nodes, [])]),
NC12Nodes = lists:append(NC1Nodes, NC2Nodes),
?line false = lists:any(fun(N) -> lists:member(N, NC12Nodes) end,
rpc:call(Cpq, erlang, nodes, [])),
stop_node(Cp1),
stop_node(Cp2),
stop_node(Cp3),
stop_node(Cpx),
stop_node(Cpy),
stop_node(Cpz),
stop_node(Cpq),
?line test_server:timetrap_cancel(Dog),
ok.
test_exit(suite) -> [];
test_exit(doc) -> ["Checks when the search process exits. "];
test_exit(Config) when is_list(Config) ->
?line Dog = test_server:timetrap(test_server:seconds(120)),
?line NN = node_name(atom_to_list(node())),
?line Cp1nn = list_to_atom("cp1@" ++ NN),
?line {ok, Cp1} = start_node(cp1, Config),
?line {ok, Cp2} = start_node(cp2, Config),
?line {ok, Cp3} = start_node(cp3, Config),
test_server:sleep(1000),
?line {error, illegal_function_call} =
rpc:call(Cp1, global_group, registered_names_test, [{node, Cp1nn}]),
?line {badarg,_} =
rpc:call(Cp1, global_group, send, [king, "The message"]),
?line undefined = rpc:call(Cp1, global_group, whereis_name, [king]),
% stop the nodes, and make sure names are released.
stop_node(Cp1),
stop_node(Cp2),
stop_node(Cp3),
% sleep to let the nodes die
test_server:sleep(1000),
?line test_server:timetrap_cancel(Dog),
ok.
start_node(Name, Config) ->
Pa=filename:dirname(code:which(?MODULE)),
Dir=?config(priv_dir, Config),
ConfFile = " -config " ++ filename:join(Dir, "global_group"),
test_server:start_node(Name, slave, [{args, "-pa " ++ Pa ++ ConfFile}]).
start_node_no(Name, Config) ->
Pa=filename:dirname(code:which(?MODULE)),
Dir=?config(priv_dir, Config),
ConfFile = " -config " ++ filename:join(Dir, "no_global_group"),
test_server:start_node(Name, slave, [{args, "-pa " ++ Pa ++ ConfFile}]).
start_node_no2(Name, Config) ->
Pa=filename:dirname(code:which(?MODULE)),
Dir=?config(priv_dir, Config),
ConfFile = " -config " ++ filename:join(Dir, "no_global_group_sync"),
test_server:start_node(Name, slave, [{args, "-pa " ++ Pa ++ ConfFile}]).
start_node_comp(Name, Config) ->
Pa=filename:dirname(code:which(?MODULE)),
Dir=?config(priv_dir, Config),
ConfFile = " -config " ++ filename:join(Dir, "global_group_comp"),
test_server:start_node(Name, slave, [{args, "-pa " ++ Pa ++ ConfFile}]).
node_names(Names, Config) ->
[node_name(Name, Config) || Name <- Names].
node_name(Name, Config) ->
U = "_",
Pid = os:getpid(),
{{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",
[Y,M,D, H,Min,S]),
L = lists:flatten(Date),
lists:concat([Name,U,?testcase,U,Pid,U,U,L]).
stop_node(Node) ->
?t:stop_node(Node).
wait_for_ready_net() ->
Nodes = lists:sort(?NODES),
?UNTIL(begin
lists:all(fun(N) -> Nodes =:= get_known(N) end, Nodes) and
lists:all(fun(N) ->
LNs = rpc:call(N, erlang, nodes, []),
Nodes =:= lists:sort([N | LNs])
end, Nodes)
end).
get_known(Node) ->
Known = gen_server:call({global_name_server,Node}, get_known),
lists:sort([Node | Known]).
config_hidden(Fd, Ncp1, Ncp2, Ncp3, Ncpx, Ncpy, Ncpz, Ncpq) ->
M = from($@, atom_to_list(node())),
io:format(Fd, "[{kernel, [{sync_nodes_optional, ['~s@~s','~s@~s','~s@~s', "
" '~s@~s','~s@~s','~s@~s']},"
"{sync_nodes_timeout, 1000},"
"{global_groups, [{nc1, hidden, ['~s@~s','~s@~s','~s@~s']}, "
"{nc2, hidden, ['~s@~s','~s@~s','~s@~s']}, "
"{nc3, normal, ['~s@~s']}]} ] }]. ~n",
[Ncp1, M, Ncp2, M, Ncp3, M,
Ncpx, M, Ncpy, M, Ncpz, M,
Ncp1, M, Ncp2, M, Ncp3, M,
Ncpx, M, Ncpy, M, Ncpz, M,
Ncpq, M]).
config(Fd, Ncp1, Ncp2, Ncp3, Ncpx, Ncpy, Ncpz, Ncpq) ->
M = from($@, atom_to_list(node())),
io:format(Fd, "[{kernel, [{sync_nodes_optional, ['~s@~s','~s@~s','~s@~s', "
" '~s@~s','~s@~s','~s@~s']},"
"{sync_nodes_timeout, 1000},"
"{global_groups, [{nc1, ['~s@~s','~s@~s','~s@~s']}, "
" {nc2, ['~s@~s','~s@~s','~s@~s']}, "
"{nc3, ['~s@~s']}]} ] }]. ~n",
[Ncp1, M, Ncp2, M, Ncp3, M,
Ncpx, M, Ncpy, M, Ncpz, M,
Ncp1, M, Ncp2, M, Ncp3, M,
Ncpx, M, Ncpy, M, Ncpz, M,
Ncpq, M]).
config_no(Fd) ->
io:format(Fd, "[{kernel, [{global_groups, []}]}]. ~n",[]).
config_sync(Fd, Ncp1, Ncp2, Ncp3, Ncpx, Ncpy, Ncpz) ->
M = from($@, atom_to_list(node())),
io:format(Fd, "[{kernel, [{sync_nodes_optional, ['~s@~s','~s@~s','~s@~s', "
" '~s@~s','~s@~s','~s@~s']},"
"{sync_nodes_timeout, 1000},"
"{global_groups, []} ] }] .~n",
[Ncp1, M, Ncp2, M, Ncp3, M,
Ncpx, M, Ncpy, M, Ncpz, M]).
config_comp(Fd, Ncp1, Ncp2, Ncp3, Ncpx, Ncpy, Ncpz) ->
M = from($@, atom_to_list(node())),
io:format(Fd, "[{kernel, [{sync_nodes_optional, ['~s@~s','~s@~s','~s@~s', "
" '~s@~s','~s@~s','~s@~s']},"
"{sync_nodes_timeout, 1000} ] }] .~n",
[Ncp1, M, Ncp2, M, Ncp3, M,
Ncpx, M, Ncpy, M, Ncpz, M]).
node_at(N) ->
NN = node_name(atom_to_list(node())),
list_to_atom(lists:concat([N, "@", NN])).
node_name(L) ->
from($@, L).
from(H, [H | T]) -> T;
from(H, [_ | T]) -> from(H, T);
from(_, []) -> [].
start_proc(Name) ->
Pid = spawn(?MODULE, init, [self(), Name]),
receive
{Pid, Res} -> {Pid, Res}
end.
start_proc_rereg(Name) ->
Pid = spawn(?MODULE, init2, [self(), Name]),
receive
Pid -> Pid
end.
init(Parent) ->
Parent ! self(),
loop().
init(Parent, Name) ->
X = global:register_name(Name, self()),
Parent ! {self(),X},
loop().
init2(Parent, Name) ->
global:re_register_name(Name, self()),
Parent ! self(),
loop().
loop() ->
receive
monitor ->
global_group:monitor_nodes(true),
loop();
stop_monitor ->
global_group:monitor_nodes(false),
loop();
{wait_nodeup, Node} ->
loop_nodeup(Node);
{wait_nodedown, Node} ->
loop_nodedown(Node);
{io, _Msg} ->
loop();
{ping, From} ->
From ! {pong, node()},
loop();
{del_lock, Id} ->
global:del_lock({Id, self()}),
loop();
{del_lock, Id, Nodes} ->
global:del_lock({Id, self()}, Nodes),
loop();
{set_lock, Id, From} ->
Res = global:set_lock({Id, self()}, ?NODES, 1),
From ! Res,
loop();
{set_lock, Id, From, Nodes} ->
Res = global:set_lock({Id, self()}, Nodes, 1),
From ! Res,
loop();
{set_lock_loop, Id, From} ->
global:set_lock({Id, self()}, ?NODES),
From ! {got_lock, self()},
loop();
{{got_notify, From}, Ref} ->
receive
X when element(1, X) == global_name_conflict ->
From ! {Ref, yes}
after
0 -> From ! {Ref, no}
end,
loop();
{which_loop, From} ->
From ! loop,
loop();
die ->
exit(normal)
end.
loop_nodeup(Node) ->
receive
{nodeup, Node} ->
loop();
to_loop ->
loop();
{which_loop, From} ->
From ! loop_nodeup,
loop_nodeup(Node);
die ->
exit(normal)
end.
loop_nodedown(Node) ->
receive
{nodedown, Node} ->
loop();
to_loop ->
loop();
{which_loop, From} ->
From ! loop_nodedown,
loop_nodedown(Node);
die ->
exit(normal)
end.
assert_loop(Cp, CpName, Name, NamePid, Loop) ->
M = {which_loop, self()},
NamePid = rpc:call(Cp, global_group, send, [{node, CpName}, Name, M]),
receive
Loop ->
ok;
Other1 ->
test_server:fail(Other1)
after 5000 ->
test_server:fail(timeout)
end.
loop_until_true(Fun) ->
case Fun() of
true ->
ok;
_ ->
loop_until_true(Fun)
end.
