diff options
Diffstat (limited to 'erts/emulator/test/erl_link_SUITE.erl')
| -rw-r--r-- | erts/emulator/test/erl_link_SUITE.erl | 1436 |
1 files changed, 715 insertions, 721 deletions
diff --git a/erts/emulator/test/erl_link_SUITE.erl b/erts/emulator/test/erl_link_SUITE.erl index d7257ff7aa..56fdfc35c0 100644 --- a/erts/emulator/test/erl_link_SUITE.erl +++ b/erts/emulator/test/erl_link_SUITE.erl @@ -35,17 +35,17 @@ % Test cases -export([links/1, - dist_links/1, - monitor_nodes/1, - process_monitors/1, - dist_process_monitors/1, - busy_dist_port_monitor/1, - busy_dist_port_link/1, - otp_5772_link/1, - otp_5772_dist_link/1, - otp_5772_monitor/1, - otp_5772_dist_monitor/1, - otp_7946/1]). + dist_links/1, + monitor_nodes/1, + process_monitors/1, + dist_process_monitors/1, + busy_dist_port_monitor/1, + busy_dist_port_link/1, + otp_5772_link/1, + otp_5772_dist_link/1, + otp_5772_monitor/1, + otp_5772_dist_monitor/1, + otp_7946/1]). -export([init_per_testcase/2, end_per_testcase/2]). @@ -64,17 +64,15 @@ -record(erl_link, {type = ?LINK_UNDEF, - pid = [], - targets = []}). + pid = [], + targets = []}). % This is to be kept in sync with erl_bif_info.c (make_monitor_list) --record(erl_monitor, { - type, % MON_ORIGIN or MON_TARGET (1 or 3) - ref, - pid, % Process or nodename - name = [] % registered name or [] - }). +-record(erl_monitor, {type, % MON_ORIGIN or MON_TARGET (1 or 3) + ref, + pid, % Process or nodename + name = []}). % registered name or [] suite() -> @@ -89,8 +87,8 @@ all() -> init_per_testcase(Func, Config) when is_atom(Func), is_list(Config) -> case catch erts_debug:get_internal_state(available_internal_state) of - true -> ok; - _ -> erts_debug:set_internal_state(available_internal_state, true) + true -> ok; + _ -> erts_debug:set_internal_state(available_internal_state, true) end, Config. @@ -106,394 +104,394 @@ end_per_suite(_Config) -> %% Tests node local links links(Config) when is_list(Config) -> - ?line common_link_test(node(), node()), - ?line true = link(self()), - ?line [] = find_erl_link(self(), ?LINK_PID, self()), - ?line true = unlink(self()), - ?line ok. + common_link_test(node(), node()), + true = link(self()), + [] = find_erl_link(self(), ?LINK_PID, self()), + true = unlink(self()), + ok. %% Tests distributed links dist_links(Config) when is_list(Config) -> - ?line [NodeName] = get_names(1, dist_link), - ?line {ok, Node} = start_node(NodeName), - ?line common_link_test(node(), Node), - ?line TP4 = spawn(?MODULE, test_proc, []), - ?line TP5 = spawn(?MODULE, test_proc, []), - ?line TP6 = spawn(Node, ?MODULE, test_proc, []), - ?line true = tp_call(TP6, fun() -> link(TP4) end), - ?line check_link(TP4, TP6), - ?line true = tp_call(TP5, - fun() -> - process_flag(trap_exit,true), - link(TP6) - end), - ?line check_link(TP5, TP6), - ?line rpc:cast(Node, erlang, halt, []), - ?line wait_until(fun () -> ?line is_proc_dead(TP4) end), - ?line check_unlink(TP4, TP6), - ?line true = tp_call(TP5, - fun() -> - receive - {'EXIT', TP6, noconnection} -> - true - end - end), - ?line check_unlink(TP5, TP6), - ?line tp_cast(TP5, fun() -> exit(normal) end), - ?line ok. + [NodeName] = get_names(1, dist_link), + {ok, Node} = start_node(NodeName), + common_link_test(node(), Node), + TP4 = spawn(?MODULE, test_proc, []), + TP5 = spawn(?MODULE, test_proc, []), + TP6 = spawn(Node, ?MODULE, test_proc, []), + true = tp_call(TP6, fun() -> link(TP4) end), + check_link(TP4, TP6), + true = tp_call(TP5, + fun() -> + process_flag(trap_exit,true), + link(TP6) + end), + check_link(TP5, TP6), + rpc:cast(Node, erlang, halt, []), + wait_until(fun () -> is_proc_dead(TP4) end), + check_unlink(TP4, TP6), + true = tp_call(TP5, + fun() -> + receive + {'EXIT', TP6, noconnection} -> + true + end + end), + check_unlink(TP5, TP6), + tp_cast(TP5, fun() -> exit(normal) end), + ok. common_link_test(NodeA, NodeB) -> - ?line TP1 = spawn(NodeA, ?MODULE, test_proc, []), - ?line check_unlink(TP1, self()), - ?line TP2 = tp_call(TP1, - fun () -> - spawn_link(NodeB, ?MODULE, test_proc, []) - end), - ?line check_link(TP1, TP2), - ?line true = tp_call(TP2, fun() -> unlink(TP1) end), - ?line check_unlink(TP1, TP2), - ?line true = tp_call(TP2, fun() -> link(TP1) end), - ?line check_link(TP1, TP2), - ?line false = tp_call(TP2, fun() -> process_flag(trap_exit, true) end), - ?line tp_cast(TP1, fun () -> exit(died) end), - ?line true = tp_call(TP2, fun() -> - receive - {'EXIT', TP1, died} -> - true - end - end), - ?line check_unlink(TP1, TP2), - ?line TP3 = tp_call(TP2, - fun () -> - spawn_link(NodeA, ?MODULE, test_proc, []) - end), - ?line check_link(TP3, TP2), - ?line tp_cast(TP2, fun() -> exit(died) end), - ?line wait_until(fun () -> ?line is_proc_dead(TP3) end), - ?line check_unlink(TP3, TP2), - ?line ok. + TP1 = spawn(NodeA, ?MODULE, test_proc, []), + check_unlink(TP1, self()), + TP2 = tp_call(TP1, + fun () -> + spawn_link(NodeB, ?MODULE, test_proc, []) + end), + check_link(TP1, TP2), + true = tp_call(TP2, fun() -> unlink(TP1) end), + check_unlink(TP1, TP2), + true = tp_call(TP2, fun() -> link(TP1) end), + check_link(TP1, TP2), + false = tp_call(TP2, fun() -> process_flag(trap_exit, true) end), + tp_cast(TP1, fun () -> exit(died) end), + true = tp_call(TP2, fun() -> + receive + {'EXIT', TP1, died} -> + true + end + end), + check_unlink(TP1, TP2), + TP3 = tp_call(TP2, + fun () -> + spawn_link(NodeA, ?MODULE, test_proc, []) + end), + check_link(TP3, TP2), + tp_cast(TP2, fun() -> exit(died) end), + wait_until(fun () -> is_proc_dead(TP3) end), + check_unlink(TP3, TP2), + ok. %% Tests monitor of nodes monitor_nodes(Config) when is_list(Config) -> - ?line [An, Bn, Cn, Dn] = get_names(4, dist_link), - ?line {ok, A} = start_node(An), - ?line {ok, B} = start_node(Bn), - ?line C = list_to_atom(lists:concat([Cn, "@", hostname()])), - ?line D = list_to_atom(lists:concat([Dn, "@", hostname()])), - ?line 0 = no_of_monitor_node(self(), A), - ?line 0 = no_of_monitor_node(self(), B), - ?line monitor_node(A, true), - ?line monitor_node(B, true), - ?line monitor_node(D, true), - ?line monitor_node(D, true), + [An, Bn, Cn, Dn] = get_names(4, dist_link), + {ok, A} = start_node(An), + {ok, B} = start_node(Bn), + C = list_to_atom(lists:concat([Cn, "@", hostname()])), + D = list_to_atom(lists:concat([Dn, "@", hostname()])), + 0 = no_of_monitor_node(self(), A), + 0 = no_of_monitor_node(self(), B), + monitor_node(A, true), + monitor_node(B, true), + monitor_node(D, true), + monitor_node(D, true), %% Has been known to crash the emulator. - ?line {memory,_} = process_info(self(), memory), - - ?line monitor_node(A, false), - ?line monitor_node(B, true), - ?line monitor_node(C, true), - ?line monitor_node(C, false), - ?line monitor_node(C, true), - ?line monitor_node(B, true), - ?line monitor_node(A, false), - ?line monitor_node(B, true), - ?line monitor_node(B, false), - ?line monitor_node(A, true), - ?line check_monitor_node(self(), A, 1), - ?line check_monitor_node(self(), B, 3), - ?line check_monitor_node(self(), C, 0), - ?line check_monitor_node(self(), D, 0), - ?line receive {nodedown, C} -> ok end, - ?line receive {nodedown, C} -> ok end, - ?line receive {nodedown, C} -> ok end, - ?line receive {nodedown, D} -> ok end, - ?line receive {nodedown, D} -> ok end, - ?line stop_node(A), - ?line receive {nodedown, A} -> ok end, - ?line check_monitor_node(self(), A, 0), - ?line check_monitor_node(self(), B, 3), - ?line stop_node(B), - ?line receive {nodedown, B} -> ok end, - ?line receive {nodedown, B} -> ok end, - ?line receive {nodedown, B} -> ok end, - ?line check_monitor_node(self(), B, 0), - ?line receive - {nodedown, X} -> - ?line ct:fail({unexpected_nodedown, X}) - after 0 -> - ?line ok - end, - ?line ok. - + {memory,_} = process_info(self(), memory), + + monitor_node(A, false), + monitor_node(B, true), + monitor_node(C, true), + monitor_node(C, false), + monitor_node(C, true), + monitor_node(B, true), + monitor_node(A, false), + monitor_node(B, true), + monitor_node(B, false), + monitor_node(A, true), + check_monitor_node(self(), A, 1), + check_monitor_node(self(), B, 3), + check_monitor_node(self(), C, 0), + check_monitor_node(self(), D, 0), + receive {nodedown, C} -> ok end, + receive {nodedown, C} -> ok end, + receive {nodedown, C} -> ok end, + receive {nodedown, D} -> ok end, + receive {nodedown, D} -> ok end, + stop_node(A), + receive {nodedown, A} -> ok end, + check_monitor_node(self(), A, 0), + check_monitor_node(self(), B, 3), + stop_node(B), + receive {nodedown, B} -> ok end, + receive {nodedown, B} -> ok end, + receive {nodedown, B} -> ok end, + check_monitor_node(self(), B, 0), + receive + {nodedown, X} -> + ct:fail({unexpected_nodedown, X}) + after 0 -> + ok + end, + ok. + %% Tests node local process monitors process_monitors(Config) when is_list(Config) -> - ?line common_process_monitors(node(), node()), - ?line Mon1 = erlang:monitor(process,self()), - ?line [] = find_erl_monitor(self(), Mon1), - ?line [Name] = get_names(1, process_monitors), - ?line true = register(Name, self()), - ?line Mon2 = erlang:monitor(process, Name), - ?line [] = find_erl_monitor(self(), Mon2), - ?line receive - {'DOWN', Mon1, _, _, _} = Msg -> - ?line ct:fail({unexpected_down_msg, Msg}); - {'DOWN', Mon2, _, _, _} = Msg -> - ?line ct:fail({unexpected_down_msg, Msg}) - after 500 -> - ?line true = erlang:demonitor(Mon1), - ?line true = erlang:demonitor(Mon2), - ?line ok - end. + common_process_monitors(node(), node()), + Mon1 = erlang:monitor(process,self()), + [] = find_erl_monitor(self(), Mon1), + [Name] = get_names(1, process_monitors), + true = register(Name, self()), + Mon2 = erlang:monitor(process, Name), + [] = find_erl_monitor(self(), Mon2), + receive + {'DOWN', Mon1, _, _, _} = Msg -> + ct:fail({unexpected_down_msg, Msg}); + {'DOWN', Mon2, _, _, _} = Msg -> + ct:fail({unexpected_down_msg, Msg}) + after 500 -> + true = erlang:demonitor(Mon1), + true = erlang:demonitor(Mon2), + ok + end. %% Tests distributed process monitors dist_process_monitors(Config) when is_list(Config) -> - ?line [Name] = get_names(1,dist_process_monitors), - ?line {ok, Node} = start_node(Name), - ?line common_process_monitors(node(), Node), - ?line TP1 = spawn(Node, ?MODULE, test_proc, []), - ?line R1 = erlang:monitor(process, TP1), - ?line TP1O = get_down_object(TP1, self()), - ?line check_process_monitor(self(), TP1, R1), - ?line tp_cast(TP1, fun () -> halt() end), - ?line receive - {'DOWN',R1,process,TP1O,noconnection} -> - ?line ok - end, - ?line check_process_demonitor(self(), TP1, R1), - ?line R2 = erlang:monitor(process, TP1), - ?line receive - {'DOWN',R2,process,TP1O,noconnection} -> - ?line ok - end, - ?line check_process_demonitor(self(), TP1, R2), - ?line ok. + [Name] = get_names(1,dist_process_monitors), + {ok, Node} = start_node(Name), + common_process_monitors(node(), Node), + TP1 = spawn(Node, ?MODULE, test_proc, []), + R1 = erlang:monitor(process, TP1), + TP1O = get_down_object(TP1, self()), + check_process_monitor(self(), TP1, R1), + tp_cast(TP1, fun () -> halt() end), + receive + {'DOWN',R1,process,TP1O,noconnection} -> + ok + end, + check_process_demonitor(self(), TP1, R1), + R2 = erlang:monitor(process, TP1), + receive + {'DOWN',R2,process,TP1O,noconnection} -> + ok + end, + check_process_demonitor(self(), TP1, R2), + ok. common_process_monitors(NodeA, NodeB) -> - ?line TP1 = spawn(NodeA, ?MODULE, test_proc, []), - ?line TP2 = spawn(NodeB, ?MODULE, test_proc, []), - ?line run_common_process_monitors(TP1, TP2), - ?line TP3 = spawn(NodeA, ?MODULE, test_proc, []), - ?line TP4 = spawn(NodeB, ?MODULE, test_proc, []), - ?line [TP4N] = get_names(1, common_process_monitors), - ?line true = tp_call(TP4, fun () -> register(TP4N,self()) end), - ?line run_common_process_monitors(TP3, - case node() == node(TP4) of - true -> TP4N; - false -> {TP4N, node(TP4)} - end), - ?line ok. + TP1 = spawn(NodeA, ?MODULE, test_proc, []), + TP2 = spawn(NodeB, ?MODULE, test_proc, []), + run_common_process_monitors(TP1, TP2), + TP3 = spawn(NodeA, ?MODULE, test_proc, []), + TP4 = spawn(NodeB, ?MODULE, test_proc, []), + [TP4N] = get_names(1, common_process_monitors), + true = tp_call(TP4, fun () -> register(TP4N,self()) end), + run_common_process_monitors(TP3, + case node() == node(TP4) of + true -> TP4N; + false -> {TP4N, node(TP4)} + end), + ok. run_common_process_monitors(TP1, TP2) -> - ?line R1 = tp_call(TP1, fun () -> erlang:monitor(process, TP2) end), - ?line check_process_monitor(TP1, TP2, R1), - - ?line tp_call(TP2, fun () -> catch erlang:demonitor(R1) end), - ?line check_process_monitor(TP1, TP2, R1), - - ?line true = tp_call(TP1, fun () -> erlang:demonitor(R1) end), - ?line check_process_demonitor(TP1, TP2, R1), - - ?line R2 = tp_call(TP1, fun () -> erlang:monitor(process, TP2) end), - ?line TP2O = get_down_object(TP2, TP1), - ?line check_process_monitor(TP1, TP2, R2), - ?line tp_cast(TP2, fun () -> exit(bye) end), - ?line wait_until(fun () -> ?line is_proc_dead(TP2) end), - ?line ok = tp_call(TP1, fun () -> - ?line receive - {'DOWN',R2,process,TP2O,bye} -> - ?line ok - end - end), - ?line check_process_demonitor(TP1, TP2, R2), - - ?line R3 = tp_call(TP1, fun () -> erlang:monitor(process, TP2) end), - ?line ok = tp_call(TP1, fun () -> - ?line receive - {'DOWN',R3,process,TP2O,noproc} -> - ?line ok - end - end), - ?line check_process_demonitor(TP1, TP2, R3), - - ?line tp_cast(TP1, fun () -> exit(normal) end), - ?line wait_until(fun () -> ?line is_proc_dead(TP1) end), - ?line ok. - + R1 = tp_call(TP1, fun () -> erlang:monitor(process, TP2) end), + check_process_monitor(TP1, TP2, R1), + + tp_call(TP2, fun () -> catch erlang:demonitor(R1) end), + check_process_monitor(TP1, TP2, R1), + + true = tp_call(TP1, fun () -> erlang:demonitor(R1) end), + check_process_demonitor(TP1, TP2, R1), + + R2 = tp_call(TP1, fun () -> erlang:monitor(process, TP2) end), + TP2O = get_down_object(TP2, TP1), + check_process_monitor(TP1, TP2, R2), + tp_cast(TP2, fun () -> exit(bye) end), + wait_until(fun () -> is_proc_dead(TP2) end), + ok = tp_call(TP1, fun () -> + receive + {'DOWN',R2,process,TP2O,bye} -> + ok + end + end), + check_process_demonitor(TP1, TP2, R2), + + R3 = tp_call(TP1, fun () -> erlang:monitor(process, TP2) end), + ok = tp_call(TP1, fun () -> + receive + {'DOWN',R3,process,TP2O,noproc} -> + ok + end + end), + check_process_demonitor(TP1, TP2, R3), + + tp_cast(TP1, fun () -> exit(normal) end), + wait_until(fun () -> is_proc_dead(TP1) end), + ok. + %% Tests distributed monitor/2, demonitor/1, and 'DOWN' message %% over busy distribution port busy_dist_port_monitor(Config) when is_list(Config) -> - ?line Tracer = case os:getenv("TRACE_BUSY_DIST_PORT") of - "true" -> start_busy_dist_port_tracer(); - _ -> false - end, + Tracer = case os:getenv("TRACE_BUSY_DIST_PORT") of + "true" -> start_busy_dist_port_tracer(); + _ -> false + end, - ?line [An] = get_names(1, busy_dist_port_monitor), - ?line {ok, A} = start_node(An), - ?line TP1 = spawn(A, ?MODULE, test_proc, []), + [An] = get_names(1, busy_dist_port_monitor), + {ok, A} = start_node(An), + TP1 = spawn(A, ?MODULE, test_proc, []), %% Check monitor over busy port - ?line M1 = suspend_on_busy_test(A, - "erlang:monitor(process, TP1)", - fun () -> erlang:monitor(process, TP1) end), - ?line check_process_monitor(self(), TP1, M1), + M1 = suspend_on_busy_test(A, + "erlang:monitor(process, TP1)", + fun () -> erlang:monitor(process, TP1) end), + check_process_monitor(self(), TP1, M1), %% Check demonitor over busy port - ?line suspend_on_busy_test(A, - "erlang:demonitor(M1)", - fun () -> erlang:demonitor(M1) end), - ?line check_process_demonitor(self(), TP1, M1), + suspend_on_busy_test(A, + "erlang:demonitor(M1)", + fun () -> erlang:demonitor(M1) end), + check_process_demonitor(self(), TP1, M1), %% Check down message over busy port - ?line TP2 = spawn(?MODULE, test_proc, []), - ?line M2 = tp_call(TP1, fun () -> erlang:monitor(process, TP2) end), - ?line check_process_monitor(TP1, TP2, M2), - ?line Ref = make_ref(), - ?line Busy = make_busy(A, 1000), - ?line receive after 100 -> ok end, - ?line tp_cast(TP2, fun () -> exit(Ref) end), - ?line receive after 100 -> ok end, - ?line unmake_busy(Busy), - ?line Ref = tp_call(TP1, fun () -> - receive - {'DOWN', M2, process, TP2, Ref} -> - Ref - end - end), - ?line tp_cast(TP1, fun () -> exit(normal) end), - ?line stop_node(A), - ?line stop_busy_dist_port_tracer(Tracer), - ?line ok. + TP2 = spawn(?MODULE, test_proc, []), + M2 = tp_call(TP1, fun () -> erlang:monitor(process, TP2) end), + check_process_monitor(TP1, TP2, M2), + Ref = make_ref(), + Busy = make_busy(A, 1000), + receive after 100 -> ok end, + tp_cast(TP2, fun () -> exit(Ref) end), + receive after 100 -> ok end, + unmake_busy(Busy), + Ref = tp_call(TP1, fun () -> + receive + {'DOWN', M2, process, TP2, Ref} -> + Ref + end + end), + tp_cast(TP1, fun () -> exit(normal) end), + stop_node(A), + stop_busy_dist_port_tracer(Tracer), + ok. %% Tests distributed link/1, unlink/1, and 'EXIT' %% message over busy distribution port busy_dist_port_link(Config) when is_list(Config) -> - ?line Tracer = case os:getenv("TRACE_BUSY_DIST_PORT") of - "true" -> start_busy_dist_port_tracer(); - _ -> false - end, - - ?line [An] = get_names(1, busy_dist_port_link), - ?line {ok, A} = start_node(An), - ?line TP1 = spawn(A, ?MODULE, test_proc, []), + Tracer = case os:getenv("TRACE_BUSY_DIST_PORT") of + "true" -> start_busy_dist_port_tracer(); + _ -> false + end, + + [An] = get_names(1, busy_dist_port_link), + {ok, A} = start_node(An), + TP1 = spawn(A, ?MODULE, test_proc, []), %% Check link over busy port - ?line suspend_on_busy_test(A, - "link(TP1)", - fun () -> link(TP1) end), - ?line check_link(self(), TP1), + suspend_on_busy_test(A, + "link(TP1)", + fun () -> link(TP1) end), + check_link(self(), TP1), %% Check unlink over busy port - ?line suspend_on_busy_test(A, - "unlink(TP1)", - fun () -> unlink(TP1) end), - ?line check_unlink(self(), TP1), + suspend_on_busy_test(A, + "unlink(TP1)", + fun () -> unlink(TP1) end), + check_unlink(self(), TP1), %% Check trap exit message over busy port - ?line TP2 = spawn(?MODULE, test_proc, []), - ?line ok = tp_call(TP1, fun () -> - process_flag(trap_exit, true), - link(TP2), - ok - end), - ?line check_link(TP1, TP2), - ?line Ref = make_ref(), - ?line Busy = make_busy(A, 1000), - ?line receive after 100 -> ok end, - ?line tp_cast(TP2, fun () -> exit(Ref) end), - ?line receive after 100 -> ok end, - ?line unmake_busy(Busy), - ?line Ref = tp_call(TP1, fun () -> - receive - {'EXIT', TP2, Ref} -> - Ref - end - end), - ?line tp_cast(TP1, fun () -> exit(normal) end), - ?line stop_node(A), - ?line stop_busy_dist_port_tracer(Tracer), - ?line ok. + TP2 = spawn(?MODULE, test_proc, []), + ok = tp_call(TP1, fun () -> + process_flag(trap_exit, true), + link(TP2), + ok + end), + check_link(TP1, TP2), + Ref = make_ref(), + Busy = make_busy(A, 1000), + receive after 100 -> ok end, + tp_cast(TP2, fun () -> exit(Ref) end), + receive after 100 -> ok end, + unmake_busy(Busy), + Ref = tp_call(TP1, fun () -> + receive + {'EXIT', TP2, Ref} -> + Ref + end + end), + tp_cast(TP1, fun () -> exit(normal) end), + stop_node(A), + stop_busy_dist_port_tracer(Tracer), + ok. otp_5772_link(Config) when is_list(Config) -> - ?line otp_5772_link_test(node()). + otp_5772_link_test(node()). otp_5772_dist_link(Config) when is_list(Config) -> - ?line [An] = get_names(1, otp_5772_dist_link), - ?line {ok, A} = start_node(An), - ?line otp_5772_link_test(A), - ?line stop_node(A). + [An] = get_names(1, otp_5772_dist_link), + {ok, A} = start_node(An), + otp_5772_link_test(A), + stop_node(A). otp_5772_link_test(Node) -> - ?line Prio = process_flag(priority, high), - ?line TE = process_flag(trap_exit, true), - ?line TP1 = spawn_opt(Node, ?MODULE, test_proc, [], - [link, {priority, low}]), + Prio = process_flag(priority, high), + TE = process_flag(trap_exit, true), + TP1 = spawn_opt(Node, ?MODULE, test_proc, [], + [link, {priority, low}]), exit(TP1, bang), unlink(TP1), - ?line receive - {'EXIT', TP1, _} -> - ?line ok - after 0 -> - ?line ok - end, - ?line receive - {'EXIT', TP1, _} = Exit -> - ?line ct:fail({got_late_exit_message, Exit}) - after 1000 -> - ?line ok - end, - ?line process_flag(trap_exit, TE), - ?line process_flag(priority, Prio), - ?line ok. + receive + {'EXIT', TP1, _} -> + ok + after 0 -> + ok + end, + receive + {'EXIT', TP1, _} = Exit -> + ct:fail({got_late_exit_message, Exit}) + after 1000 -> + ok + end, + process_flag(trap_exit, TE), + process_flag(priority, Prio), + ok. otp_5772_monitor(Config) when is_list(Config) -> - ?line otp_5772_monitor_test(node()). + otp_5772_monitor_test(node()). otp_5772_dist_monitor(Config) when is_list(Config) -> - ?line [An] = get_names(1, otp_5772_dist_monitor), - ?line {ok, A} = start_node(An), - ?line otp_5772_monitor_test(A), - ?line stop_node(A), - ?line ok. + [An] = get_names(1, otp_5772_dist_monitor), + {ok, A} = start_node(An), + otp_5772_monitor_test(A), + stop_node(A), + ok. otp_5772_monitor_test(Node) -> - ?line Prio = process_flag(priority, high), - ?line TP1 = spawn_opt(Node, ?MODULE, test_proc, [], [{priority, low}]), - ?line M1 = erlang:monitor(process, TP1), - ?line exit(TP1, bang), - ?line erlang:demonitor(M1), - ?line receive - {'DOWN', M1, _, _, _} -> - ?line ok - after 0 -> - ?line ok - end, - ?line receive - {'DOWN', M1, _, _, _} = Down -> - ?line ct:fail({got_late_down_message, Down}) - after 1000 -> - ?line ok - end, - ?line process_flag(priority, Prio), - ?line ok. + Prio = process_flag(priority, high), + TP1 = spawn_opt(Node, ?MODULE, test_proc, [], [{priority, low}]), + M1 = erlang:monitor(process, TP1), + exit(TP1, bang), + erlang:demonitor(M1), + receive + {'DOWN', M1, _, _, _} -> + ok + after 0 -> + ok + end, + receive + {'DOWN', M1, _, _, _} = Down -> + ct:fail({got_late_down_message, Down}) + after 1000 -> + ok + end, + process_flag(priority, Prio), + ok. otp_7946(Config) when is_list(Config) -> - ?line [NodeName] = get_names(1, otp_7946), - ?line {ok, Node} = start_node(NodeName), - ?line Proc = rpc:call(Node, erlang, whereis, [net_kernel]), - ?line Mon = erlang:monitor(process, Proc), - ?line rpc:cast(Node, erlang, halt, []), - ?line receive {'DOWN', Mon, process, Proc , _} -> ok end, - ?line {Linker, LMon} = spawn_monitor(fun () -> - link(Proc), - receive - after infinity -> ok - end - end), - ?line receive - {'DOWN', LMon, process, Linker, Reason} -> - ?line io:format("Reason=~p~n", [Reason]), - ?line Reason = noconnection - end. + [NodeName] = get_names(1, otp_7946), + {ok, Node} = start_node(NodeName), + Proc = rpc:call(Node, erlang, whereis, [net_kernel]), + Mon = erlang:monitor(process, Proc), + rpc:cast(Node, erlang, halt, []), + receive {'DOWN', Mon, process, Proc , _} -> ok end, + {Linker, LMon} = spawn_monitor(fun () -> + link(Proc), + receive + after infinity -> ok + end + end), + receive + {'DOWN', LMon, process, Linker, Reason} -> + io:format("Reason=~p~n", [Reason]), + Reason = noconnection + end. %% %% -- Internal utils -------------------------------------------------------- @@ -504,27 +502,27 @@ otp_7946(Config) when is_list(Config) -> busy_data() -> case get(?BUSY_DATA_KEY) of - undefined -> - set_busy_data([]); - Data -> - true = is_binary(Data), - true = size(Data) == ?BUSY_DATA_SIZE, - Data + undefined -> + set_busy_data([]); + Data -> + true = is_binary(Data), + true = size(Data) == ?BUSY_DATA_SIZE, + Data end. set_busy_data(SetData) -> case get(?BUSY_DATA_KEY) of - undefined -> - Data = case SetData of - D when is_binary(D), size(D) == ?BUSY_DATA_SIZE -> - SetData; - _ -> - list_to_binary(lists:duplicate(?BUSY_DATA_SIZE, 253)) - end, - put(?BUSY_DATA_KEY, Data), - Data; - OldData -> - OldData + undefined -> + Data = case SetData of + D when is_binary(D), size(D) == ?BUSY_DATA_SIZE -> + SetData; + _ -> + list_to_binary(lists:duplicate(?BUSY_DATA_SIZE, 253)) + end, + put(?BUSY_DATA_KEY, Data), + Data; + OldData -> + OldData end. freeze_node(Node, MS) -> @@ -532,13 +530,13 @@ freeze_node(Node, MS) -> DoingIt = make_ref(), Freezer = self(), spawn_link(Node, - fun () -> - erts_debug:set_internal_state(available_internal_state, - true), - dport_send(Freezer, DoingIt), - receive after Own -> ok end, - erts_debug:set_internal_state(block, MS+Own) - end), + fun () -> + erts_debug:set_internal_state(available_internal_state, + true), + dport_send(Freezer, DoingIt), + receive after Own -> ok end, + erts_debug:set_internal_state(block, MS+Own) + end), receive DoingIt -> ok end, receive after Own -> ok end. @@ -548,27 +546,27 @@ make_busy(Node, Time) when is_integer(Time) -> Data = busy_data(), %% first make port busy Pid = spawn_link(fun () -> - forever(fun () -> - dport_reg_send(Node, - '__noone__', - Data) - end) - end), + forever(fun () -> + dport_reg_send(Node, + '__noone__', + Data) + end) + end), receive after Own -> ok end, wait_until(fun () -> - case process_info(Pid, status) of - {status, suspended} -> true; - _ -> false - end - end), + case process_info(Pid, status) of + {status, suspended} -> true; + _ -> false + end + end), %% then dist entry make_busy(Node, [nosuspend], Data), Pid. make_busy(Node, Opts, Data) -> case erlang:send({'__noone__', Node}, Data, Opts) of - nosuspend -> nosuspend; - _ -> make_busy(Node, Opts, Data) + nosuspend -> nosuspend; + _ -> make_busy(Node, Opts, Data) end. unmake_busy(Pid) -> @@ -581,33 +579,33 @@ suspend_on_busy_test(Node, Doing, Fun) -> Done = make_ref(), Data = busy_data(), spawn_link(fun () -> - set_busy_data(Data), - Busy = make_busy(Node, 1000), - Tester ! DoIt, - receive after 100 -> ok end, - Info = process_info(Tester, [status, current_function]), - unmake_busy(Busy), - io:format("~p doing ~s: ~p~n", [Tester, Doing, Info]), - Tester ! {Done, Info} - end), + set_busy_data(Data), + Busy = make_busy(Node, 1000), + Tester ! DoIt, + receive after 100 -> ok end, + Info = process_info(Tester, [status, current_function]), + unmake_busy(Busy), + io:format("~p doing ~s: ~p~n", [Tester, Doing, Info]), + Tester ! {Done, Info} + end), receive DoIt -> ok end, Res = Fun(), receive - {Done, MyInfo} -> - %% Don't match arity; it is different in - %% debug and optimized emulator - [{status, suspended}, - {current_function, {erlang, bif_return_trap, _}}] = MyInfo, - ok + {Done, MyInfo} -> + %% Don't match arity; it is different in + %% debug and optimized emulator + [{status, suspended}, + {current_function, {erlang, bif_return_trap, _}}] = MyInfo, + ok end, Res. % get_node(Name) when is_atom(Name) -> -% ?line node(); +% node(); % get_node({Name, Node}) when is_atom(Name) -> -% ?line Node; +% Node; % get_node(NC) when is_pid(NC); is_port(NC); is_reference(NC) -> -% ?line node(NC). +% node(NC). get_down_object(Item, _) when is_pid(Item) -> Item; @@ -622,78 +620,78 @@ get_down_object(Item, Watcher) when is_atom(Item), is_atom(Watcher) -> is_proc_dead(P) -> case is_proc_alive(P) of - true -> false; - false -> true + true -> false; + false -> true end. is_proc_alive(Pid) when is_pid(Pid), node(Pid) == node() -> - ?line is_process_alive(Pid); + is_process_alive(Pid); is_proc_alive(Name) when is_atom(Name) -> - ?line case catch whereis(Name) of - Pid when is_pid(Pid) -> - ?line is_proc_alive(Pid); - _ -> - ?line false - end; + case catch whereis(Name) of + Pid when is_pid(Pid) -> + is_proc_alive(Pid); + _ -> + false + end; is_proc_alive({Name, Node}) when is_atom(Name), Node == node() -> - ?line is_proc_alive(Name); + is_proc_alive(Name); is_proc_alive(Proc) -> - ?line is_remote_proc_alive(Proc). + is_remote_proc_alive(Proc). is_remote_proc_alive({Name, Node}) when is_atom(Name), is_atom(Node) -> - ?line is_remote_proc_alive(Name, Node); + is_remote_proc_alive(Name, Node); is_remote_proc_alive(Pid) when is_pid(Pid) -> - ?line is_remote_proc_alive(Pid, node(Pid)); + is_remote_proc_alive(Pid, node(Pid)); is_remote_proc_alive(_) -> - ?line false. + false. is_remote_proc_alive(PN, Node) -> - ?line S = self(), - ?line R = make_ref(), - ?line monitor_node(Node, true), - ?line _P = spawn(Node, fun () -> S ! {R, is_proc_alive(PN)} end), - ?line receive - {R, Bool} -> - ?line monitor_node(Node, false), - ?line Bool; - {nodedown, Node} -> - ?line false - end. + S = self(), + R = make_ref(), + monitor_node(Node, true), + _P = spawn(Node, fun () -> S ! {R, is_proc_alive(PN)} end), + receive + {R, Bool} -> + monitor_node(Node, false), + Bool; + {nodedown, Node} -> + false + end. wait_until(Fun) -> - ?line case Fun() of - true -> - ?line ok; - _ -> - ?line receive - after 100 -> - ?line wait_until(Fun) - end - end. + case Fun() of + true -> + ok; + _ -> + receive + after 100 -> + wait_until(Fun) + end + end. forever(Fun) -> Fun(), forever(Fun). tp_call(Tp, Fun) -> - ?line R = make_ref(), - ?line Tp ! {call, self(), R, Fun}, - ?line receive - {R, Res} -> - ?line Res - end. + R = make_ref(), + Tp ! {call, self(), R, Fun}, + receive + {R, Res} -> + Res + end. tp_cast(Tp, Fun) -> - ?line Tp ! {cast, Fun}. + Tp ! {cast, Fun}. test_proc() -> - ?line receive - {call, From, Ref, Fun} -> - ?line From ! {Ref, Fun()}; - {cast, Fun} -> - ?line Fun() - end, - ?line test_proc(). + receive + {call, From, Ref, Fun} -> + From ! {Ref, Fun()}; + {cast, Fun} -> + Fun() + end, + test_proc(). expand_link_list([#erl_link{type = ?LINK_NODE, targets = N} = Rec | T]) -> lists:duplicate(N,Rec#erl_link{targets = []}) ++ expand_link_list(T); @@ -701,7 +699,7 @@ expand_link_list([#erl_link{targets = [#erl_link{pid = Pid}]} = Rec | T]) -> [Rec#erl_link{targets = [Pid]} | expand_link_list(T)]; expand_link_list([#erl_link{targets = [#erl_link{pid = Pid}|TT]} = Rec | T]) -> [ Rec#erl_link{targets = [Pid]} | expand_link_list( - [Rec#erl_link{targets = TT} | T])]; + [Rec#erl_link{targets = TT} | T])]; expand_link_list([#erl_link{targets = []} = Rec | T]) -> [Rec | expand_link_list(T)]; expand_link_list([]) -> @@ -709,19 +707,19 @@ expand_link_list([]) -> get_local_link_list(Obj) -> case catch erts_debug:get_internal_state({link_list, Obj}) of - LL when is_list(LL) -> - expand_link_list(LL); - _ -> - [] + LL when is_list(LL) -> + expand_link_list(LL); + _ -> + [] end. get_remote_link_list(Node, Obj) -> case catch rpc:call(Node, erts_debug, get_internal_state, - [{link_list, Obj}]) of - LL when is_list(LL) -> - expand_link_list(LL); - _ -> - [] + [{link_list, Obj}]) of + LL when is_list(LL) -> + expand_link_list(LL); + _ -> + [] end. @@ -731,30 +729,30 @@ get_link_list({Node, DistEntry}) when is_atom(Node), is_atom(DistEntry) -> get_remote_link_list(Node, DistEntry); get_link_list(P) when is_pid(P); is_port(P) -> case node(P) of - Node when Node == node() -> - get_local_link_list(P); - Node -> - get_remote_link_list(Node, P) - end; + Node when Node == node() -> + get_local_link_list(P); + Node -> + get_remote_link_list(Node, P) + end; get_link_list(undefined) -> []. get_local_monitor_list(Obj) -> case catch erts_debug:get_internal_state({monitor_list, Obj}) of - LL when is_list(LL) -> - LL; - _ -> - [] - end. + LL when is_list(LL) -> + LL; + _ -> + [] + end. get_remote_monitor_list(Node, Obj) -> case catch rpc:call(Node, erts_debug, get_internal_state, - [{monitor_list, Obj}]) of - LL when is_list(LL) -> - LL; - _ -> - [] - end. + [{monitor_list, Obj}]) of + LL when is_list(LL) -> + LL; + _ -> + [] + end. get_monitor_list({Node, DistEntry}) when Node == node(), is_atom(DistEntry) -> @@ -763,242 +761,242 @@ get_monitor_list({Node, DistEntry}) when is_atom(Node), is_atom(DistEntry) -> get_remote_monitor_list(Node, DistEntry); get_monitor_list(P) when is_pid(P) -> case node(P) of - Node when Node == node() -> - get_local_monitor_list(P); - Node -> - get_remote_monitor_list(Node, P) - end; + Node when Node == node() -> + get_local_monitor_list(P); + Node -> + get_remote_monitor_list(Node, P) + end; get_monitor_list(undefined) -> []. find_erl_monitor(Pid, Ref) when is_reference(Ref) -> lists:foldl(fun (#erl_monitor{ref = R} = EL, Acc) when R == Ref -> - [EL|Acc]; - (_, Acc) -> - Acc - end, - [], - get_monitor_list(Pid)). + [EL|Acc]; + (_, Acc) -> + Acc + end, + [], + get_monitor_list(Pid)). % find_erl_link(Obj, Ref) when is_reference(Ref) -> -% ?line lists:foldl(fun (#erl_link{ref = R} = EL, Acc) when R == Ref -> -% ?line [EL|Acc]; +% lists:foldl(fun (#erl_link{ref = R} = EL, Acc) when R == Ref -> +% [EL|Acc]; % (_, Acc) -> -% ?line Acc +% Acc % end, % [], % get_link_list(Obj)). find_erl_link(Obj, Type, [Item, Data]) when is_pid(Item); - is_port(Item); - is_atom(Item) -> + is_port(Item); + is_atom(Item) -> lists:foldl(fun (#erl_link{type = T, pid = I, targets = D} = EL, - Acc) when T == Type, I == Item -> - case Data of - D -> - [EL|Acc]; - [] -> - [EL|Acc]; - _ -> - Acc - end; - (_, Acc) -> - Acc - end, - [], - get_link_list(Obj)); + Acc) when T == Type, I == Item -> + case Data of + D -> + [EL|Acc]; + [] -> + [EL|Acc]; + _ -> + Acc + end; + (_, Acc) -> + Acc + end, + [], + get_link_list(Obj)); find_erl_link(Obj, Type, Item) when is_pid(Item); is_port(Item); is_atom(Item) -> find_erl_link(Obj, Type, [Item, []]). - + check_link(A, B) -> - ?line [#erl_link{type = ?LINK_PID, - pid = B, - targets = []}] = find_erl_link(A, ?LINK_PID, B), - ?line [#erl_link{type = ?LINK_PID, - pid = A, - targets = []}] = find_erl_link(B, ?LINK_PID, A), - ?line case node(A) == node(B) of - false -> - ?line [#erl_link{type = ?LINK_PID, - pid = A, - targets = [B]}] = find_erl_link({node(A), - node(B)}, - ?LINK_PID, - [A, [B]]), - ?line [#erl_link{type = ?LINK_PID, - pid = B, - targets = [A]}] = find_erl_link({node(B), - node(A)}, - ?LINK_PID, - [B, [A]]); - true -> - ?line [] = find_erl_link({node(A), node(B)}, - ?LINK_PID, - [A, [B]]), - ?line [] = find_erl_link({node(B), node(A)}, - ?LINK_PID, - [B, [A]]) - end, - ?line ok. + [#erl_link{type = ?LINK_PID, + pid = B, + targets = []}] = find_erl_link(A, ?LINK_PID, B), + [#erl_link{type = ?LINK_PID, + pid = A, + targets = []}] = find_erl_link(B, ?LINK_PID, A), + case node(A) == node(B) of + false -> + [#erl_link{type = ?LINK_PID, + pid = A, + targets = [B]}] = find_erl_link({node(A), + node(B)}, + ?LINK_PID, + [A, [B]]), + [#erl_link{type = ?LINK_PID, + pid = B, + targets = [A]}] = find_erl_link({node(B), + node(A)}, + ?LINK_PID, + [B, [A]]); + true -> + [] = find_erl_link({node(A), node(B)}, + ?LINK_PID, + [A, [B]]), + [] = find_erl_link({node(B), node(A)}, + ?LINK_PID, + [B, [A]]) + end, + ok. check_unlink(A, B) -> - ?line [] = find_erl_link(A, ?LINK_PID, B), - ?line [] = find_erl_link(B, ?LINK_PID, A), - ?line [] = find_erl_link({node(A), node(B)}, ?LINK_PID, [A, [B]]), - ?line [] = find_erl_link({node(B), node(A)}, ?LINK_PID, [B, [A]]), - ?line ok. + [] = find_erl_link(A, ?LINK_PID, B), + [] = find_erl_link(B, ?LINK_PID, A), + [] = find_erl_link({node(A), node(B)}, ?LINK_PID, [A, [B]]), + [] = find_erl_link({node(B), node(A)}, ?LINK_PID, [B, [A]]), + ok. check_process_monitor(From, {Name, Node}, Ref) when is_pid(From), - is_atom(Name), - Node == node(From), - is_reference(Ref) -> - ?line check_process_monitor(From, Name, Ref); + is_atom(Name), + Node == node(From), + is_reference(Ref) -> + check_process_monitor(From, Name, Ref); check_process_monitor(From, {Name, Node}, Ref) when is_pid(From), - is_atom(Name), - is_atom(Node), - is_reference(Ref) -> - ?line MonitoredPid = rpc:call(Node, erlang, whereis, [Name]), - ?line [#erl_monitor{type = ?MON_ORIGIN, - ref = Ref, - pid = Node, - name = Name}] = find_erl_monitor(From, Ref), - ?line [#erl_monitor{type = ?MON_TARGET, - ref = Ref, - pid = From, - name = Name}] = find_erl_monitor({node(From), Node}, Ref), - ?line [#erl_monitor{type = ?MON_ORIGIN, - ref = Ref, - pid = MonitoredPid, - name = Name}] = find_erl_monitor({Node, node(From)}, Ref), - ?line [#erl_monitor{type = ?MON_TARGET, - ref = Ref, - pid = From, - name = Name}] = find_erl_monitor(MonitoredPid, Ref), - ?line ok; + is_atom(Name), + is_atom(Node), + is_reference(Ref) -> + MonitoredPid = rpc:call(Node, erlang, whereis, [Name]), + [#erl_monitor{type = ?MON_ORIGIN, + ref = Ref, + pid = Node, + name = Name}] = find_erl_monitor(From, Ref), + [#erl_monitor{type = ?MON_TARGET, + ref = Ref, + pid = From, + name = Name}] = find_erl_monitor({node(From), Node}, Ref), + [#erl_monitor{type = ?MON_ORIGIN, + ref = Ref, + pid = MonitoredPid, + name = Name}] = find_erl_monitor({Node, node(From)}, Ref), + [#erl_monitor{type = ?MON_TARGET, + ref = Ref, + pid = From, + name = Name}] = find_erl_monitor(MonitoredPid, Ref), + ok; check_process_monitor(From, Name, Ref) when is_pid(From), - is_atom(Name), - undefined /= Name, - is_reference(Ref) -> - ?line MonitoredPid = rpc:call(node(From), erlang, whereis, [Name]), - - ?line [#erl_monitor{type = ?MON_ORIGIN, - ref = Ref, - pid = MonitoredPid, - name = Name}] = find_erl_monitor(From, Ref), - - - ?line [#erl_monitor{type = ?MON_TARGET, - ref = Ref, - pid = From, - name = Name}] = find_erl_monitor(MonitoredPid,Ref), + is_atom(Name), + undefined /= Name, + is_reference(Ref) -> + MonitoredPid = rpc:call(node(From), erlang, whereis, [Name]), + + [#erl_monitor{type = ?MON_ORIGIN, + ref = Ref, + pid = MonitoredPid, + name = Name}] = find_erl_monitor(From, Ref), + + + [#erl_monitor{type = ?MON_TARGET, + ref = Ref, + pid = From, + name = Name}] = find_erl_monitor(MonitoredPid,Ref), ok; check_process_monitor(From, To, Ref) when is_pid(From), - is_pid(To), - is_reference(Ref) -> - ?line OriMon = [#erl_monitor{type = ?MON_ORIGIN, - ref = Ref, - pid = To}], - - ?line OriMon = find_erl_monitor(From, Ref), - - ?line TargMon = [#erl_monitor{type = ?MON_TARGET, - ref = Ref, - pid = From}], - ?line TargMon = find_erl_monitor(To, Ref), - - - ?line case node(From) == node(To) of - false -> - ?line TargMon = find_erl_monitor({node(From), node(To)}, Ref), - ?line OriMon = find_erl_monitor({node(To), node(From)}, Ref); - true -> - ?line [] = find_erl_monitor({node(From), node(From)}, Ref) - end, - ?line ok. + is_pid(To), + is_reference(Ref) -> + OriMon = [#erl_monitor{type = ?MON_ORIGIN, + ref = Ref, + pid = To}], + + OriMon = find_erl_monitor(From, Ref), + + TargMon = [#erl_monitor{type = ?MON_TARGET, + ref = Ref, + pid = From}], + TargMon = find_erl_monitor(To, Ref), + + + case node(From) == node(To) of + false -> + TargMon = find_erl_monitor({node(From), node(To)}, Ref), + OriMon = find_erl_monitor({node(To), node(From)}, Ref); + true -> + [] = find_erl_monitor({node(From), node(From)}, Ref) + end, + ok. check_process_demonitor(From, {undefined, Node}, Ref) when is_pid(From), - is_reference(Ref) -> - ?line [] = find_erl_monitor(From, Ref), - ?line case node(From) == Node of - false -> - ?line [] = find_erl_monitor({node(From), Node}, Ref), - ?line [] = find_erl_monitor({Node, node(From)}, Ref); - true -> - ?line [] = find_erl_monitor({Node, Node}, Ref) - end, - ?line ok; + is_reference(Ref) -> + [] = find_erl_monitor(From, Ref), + case node(From) == Node of + false -> + [] = find_erl_monitor({node(From), Node}, Ref), + [] = find_erl_monitor({Node, node(From)}, Ref); + true -> + [] = find_erl_monitor({Node, Node}, Ref) + end, + ok; check_process_demonitor(From, {Name, Node}, Ref) when is_pid(From), - is_atom(Name), - Node == node(From), - is_reference(Ref) -> - ?line MonitoredPid = rpc:call(Node, erlang, whereis, [Name]), - ?line case rpc:call(Node, erlang, whereis, [Name]) of - undefined -> - ?line check_process_demonitor(From, {undefined, Node}, Ref); - MonitoredPid -> - ?line check_process_demonitor(From, MonitoredPid, Ref) - end; + is_atom(Name), + Node == node(From), + is_reference(Ref) -> + MonitoredPid = rpc:call(Node, erlang, whereis, [Name]), + case rpc:call(Node, erlang, whereis, [Name]) of + undefined -> + check_process_demonitor(From, {undefined, Node}, Ref); + MonitoredPid -> + check_process_demonitor(From, MonitoredPid, Ref) + end; check_process_demonitor(From, {Name, Node}, Ref) when is_pid(From), - is_atom(Name), - is_atom(Node), - is_reference(Ref) -> - ?line MonitoredPid = rpc:call(Node, erlang, whereis, [Name]), - ?line [] = find_erl_monitor(From, Ref), - ?line [] = find_erl_monitor({node(From), Node}, Ref), - ?line [] = find_erl_monitor({Node, node(From)}, Ref), - ?line [] = find_erl_monitor(MonitoredPid, Ref), - ?line ok; + is_atom(Name), + is_atom(Node), + is_reference(Ref) -> + MonitoredPid = rpc:call(Node, erlang, whereis, [Name]), + [] = find_erl_monitor(From, Ref), + [] = find_erl_monitor({node(From), Node}, Ref), + [] = find_erl_monitor({Node, node(From)}, Ref), + [] = find_erl_monitor(MonitoredPid, Ref), + ok; check_process_demonitor(From, undefined, Ref) when is_pid(From), - is_reference(Ref) -> - ?line [] = find_erl_monitor(From, Ref), - ?line case node(From) == node() of - false -> - ?line [] = find_erl_monitor({node(From), node()}, Ref), - ?line [] = find_erl_monitor({node(), node(From)}, Ref); - true -> - ?line [] = find_erl_monitor({node(), node()}, Ref) - end, - ?line ok; + is_reference(Ref) -> + [] = find_erl_monitor(From, Ref), + case node(From) == node() of + false -> + [] = find_erl_monitor({node(From), node()}, Ref), + [] = find_erl_monitor({node(), node(From)}, Ref); + true -> + [] = find_erl_monitor({node(), node()}, Ref) + end, + ok; check_process_demonitor(From, Name, Ref) when is_pid(From), - is_atom(Name), - undefined /= Name, - is_reference(Ref) -> - ?line check_process_demonitor(From, {Name, node()}, Ref); + is_atom(Name), + undefined /= Name, + is_reference(Ref) -> + check_process_demonitor(From, {Name, node()}, Ref); check_process_demonitor(From, To, Ref) when is_pid(From), - is_pid(To), - is_reference(Ref) -> - ?line [] = find_erl_monitor(From, Ref), - ?line [] = find_erl_monitor(To, Ref), - ?line case node(From) == node(To) of - false -> - ?line [] = find_erl_monitor({node(From), node(To)}, Ref), - ?line [] = find_erl_monitor({node(To), node(From)}, Ref); - true -> - ?line [] = find_erl_monitor({node(From), node(From)}, Ref) - end, - ?line ok. + is_pid(To), + is_reference(Ref) -> + [] = find_erl_monitor(From, Ref), + [] = find_erl_monitor(To, Ref), + case node(From) == node(To) of + false -> + [] = find_erl_monitor({node(From), node(To)}, Ref), + [] = find_erl_monitor({node(To), node(From)}, Ref); + true -> + [] = find_erl_monitor({node(From), node(From)}, Ref) + end, + ok. no_of_monitor_node(From, Node) when is_pid(From), is_atom(Node) -> - ?line length(find_erl_link(From, ?LINK_NODE, Node)). + length(find_erl_link(From, ?LINK_NODE, Node)). check_monitor_node(From, Node, No) when is_pid(From), - is_atom(Node), - is_integer(No), - No >= 0 -> - ?line LL = lists:duplicate(No, #erl_link{type = ?LINK_NODE, pid = Node}), - ?line DLL = lists:duplicate(No, #erl_link{type = ?LINK_NODE, pid = From}), - ?line LL = find_erl_link(From, ?LINK_NODE, Node), - ?line DLL = find_erl_link({node(From), Node}, ?LINK_NODE, From), - ?line ok. + is_atom(Node), + is_integer(No), + No >= 0 -> + LL = lists:duplicate(No, #erl_link{type = ?LINK_NODE, pid = Node}), + DLL = lists:duplicate(No, #erl_link{type = ?LINK_NODE, pid = From}), + LL = find_erl_link(From, ?LINK_NODE, Node), + DLL = find_erl_link({node(From), Node}, ?LINK_NODE, From), + ok. hostname() -> - ?line from($@, atom_to_list(node())). + from($@, atom_to_list(node())). from(H, [H | T]) -> T; from(H, [_ | T]) -> from(H, T); @@ -1010,27 +1008,27 @@ get_names(0, _, Acc) -> Acc; get_names(N, T, Acc) -> get_names(N-1, T, [list_to_atom(atom_to_list(?MODULE) - ++ "-" - ++ atom_to_list(T) - ++ "-" - ++ integer_to_list(erlang:system_time(seconds)) - ++ "-" - ++ integer_to_list(erlang:unique_integer([positive]))) | Acc]). + ++ "-" + ++ atom_to_list(T) + ++ "-" + ++ integer_to_list(erlang:system_time(seconds)) + ++ "-" + ++ integer_to_list(erlang:unique_integer([positive]))) | Acc]). start_node(Name) -> - ?line start_node(Name, ""). + start_node(Name, ""). start_node(Name, Args) -> - ?line Pa = filename:dirname(code:which(?MODULE)), - ?line Res = test_server:start_node(Name, slave, [{args, Args ++ " -pa " ++ Pa}]), - ?line {ok, Node} = Res, - ?line rpc:call(Node, erts_debug, set_internal_state, - [available_internal_state, true]), - ?line Res. - + Pa = filename:dirname(code:which(?MODULE)), + Res = test_server:start_node(Name, slave, [{args, Args ++ " -pa " ++ Pa}]), + {ok, Node} = Res, + rpc:call(Node, erts_debug, set_internal_state, + [available_internal_state, true]), + Res. + stop_node(Node) -> - ?line test_server:stop_node(Node). + test_server:stop_node(Node). -define(COOKIE, ''). -define(DOP_LINK, 1). @@ -1053,37 +1051,37 @@ stop_node(Node) -> dport_send(To, Msg) -> Node = node(To), DPrt = case dport(Node) of - undefined -> - pong = net_adm:ping(Node), - dport(Node); - Prt -> - Prt - end, + undefined -> + pong = net_adm:ping(Node), + dport(Node); + Prt -> + Prt + end, port_command(DPrt, [dmsg_hdr(), - dmsg_ext({?DOP_SEND, - ?COOKIE, - To}), - dmsg_ext(Msg)]). + dmsg_ext({?DOP_SEND, + ?COOKIE, + To}), + dmsg_ext(Msg)]). dport_reg_send(Node, Name, Msg) -> DPrt = case dport(Node) of - undefined -> - pong = net_adm:ping(Node), - dport(Node); - Prt -> - Prt - end, + undefined -> + pong = net_adm:ping(Node), + dport(Node); + Prt -> + Prt + end, port_command(DPrt, [dmsg_hdr(), - dmsg_ext({?DOP_REG_SEND, - self(), - ?COOKIE, - Name}), - dmsg_ext(Msg)]). + dmsg_ext({?DOP_REG_SEND, + self(), + ?COOKIE, + Name}), + dmsg_ext(Msg)]). dport(Node) when is_atom(Node) -> case catch erts_debug:get_internal_state(available_internal_state) of - true -> true; - _ -> erts_debug:set_internal_state(available_internal_state, true) + true -> true; + _ -> erts_debug:set_internal_state(available_internal_state, true) end, erts_debug:get_internal_state({dist_port, Node}). @@ -1109,11 +1107,7 @@ stop_busy_dist_port_tracer(_) -> busy_dist_port_tracer() -> receive - {monitor, _SuspendedProcess, busy_dist_port, _Port} = M -> - erlang:display(M), - busy_dist_port_tracer() + {monitor, _SuspendedProcess, busy_dist_port, _Port} = M -> + erlang:display(M), + busy_dist_port_tracer() end. - - - - |