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-rw-r--r--erts/emulator/test/code_SUITE.erl132
-rw-r--r--erts/emulator/test/distribution_SUITE.erl69
-rw-r--r--erts/emulator/test/lttng_SUITE.erl13
3 files changed, 203 insertions, 11 deletions
diff --git a/erts/emulator/test/code_SUITE.erl b/erts/emulator/test/code_SUITE.erl
index 29b95ef674..2347a3d4ef 100644
--- a/erts/emulator/test/code_SUITE.erl
+++ b/erts/emulator/test/code_SUITE.erl
@@ -26,7 +26,7 @@
external_fun/1,get_chunk/1,module_md5/1,make_stub/1,
make_stub_many_funs/1,constant_pools/1,constant_refc_binaries/1,
false_dependency/1,coverage/1,fun_confusion/1,
- t_copy_literals/1]).
+ t_copy_literals/1, t_copy_literals_frags/1]).
-define(line_trace, 1).
-include_lib("common_test/include/ct.hrl").
@@ -38,7 +38,7 @@ all() ->
t_check_process_code_ets, t_check_old_code, external_fun, get_chunk,
module_md5, make_stub, make_stub_many_funs,
constant_pools, constant_refc_binaries, false_dependency,
- coverage, fun_confusion, t_copy_literals].
+ coverage, fun_confusion, t_copy_literals, t_copy_literals_frags].
init_per_suite(Config) ->
erts_debug:set_internal_state(available_internal_state, true),
@@ -766,6 +766,134 @@ t_copy_literals(Config) when is_list(Config) ->
ok = flush(),
ok.
+-define(mod, t_copy_literals_frags).
+t_copy_literals_frags(Config) when is_list(Config) ->
+ Bin = gen_lit(?mod,[{a,{1,2,3,4,5,6,7}},
+ {b,"hello world"},
+ {c, <<"hello world">>},
+ {d, {"hello world", {1.0, 2.0, <<"some">>, "string"}}},
+ {e, <<"off heap", 0, 1, 2, 3, 4, 5, 6, 7,
+ 8, 9,10,11,12,13,14,15,
+ 0, 1, 2, 3, 4, 5, 6, 7,
+ 8, 9,10,11,12,13,14,15,
+ 0, 1, 2, 3, 4, 5, 6, 7,
+ 8, 9,10,11,12,13,14,15,
+ 0, 1, 2, 3, 4, 5, 6, 7,
+ 8, 9,10,11,12,13,14,15>>}]),
+
+ {module, ?mod} = erlang:load_module(?mod, Bin),
+ N = 6000,
+ Recv = spawn_opt(fun() -> receive
+ read ->
+ io:format("reading"),
+ literal_receiver()
+ end
+ end, [link,{min_heap_size, 10000}]),
+ Switcher = spawn_link(fun() -> literal_switcher() end),
+ Pids = [spawn_opt(fun() -> receive
+ {Pid, go, Recv, N} ->
+ io:format("sender batch (~w) start ~w~n",[N,self()]),
+ literal_sender(N,Recv),
+ Pid ! {self(), ok}
+ end
+ end, [link,{min_heap_size,800}]) || _ <- lists:seq(1,100)],
+ _ = [Pid ! {self(), go, Recv, N} || Pid <- Pids],
+ %% don't read immediately
+ timer:sleep(5),
+ Recv ! read,
+ Switcher ! {switch,?mod,Bin,[Recv|Pids],200},
+ _ = [receive {Pid, ok} -> ok end || Pid <- Pids],
+ Switcher ! {self(), done},
+ receive {Switcher, ok} -> ok end,
+ Recv ! {self(), done},
+ receive {Recv, ok} -> ok end,
+ ok.
+
+literal_receiver() ->
+ receive
+ {Pid, done} ->
+ io:format("reader_done~n"),
+ Pid ! {self(), ok};
+ {_Pid, msg, [A,B,C,D,E]} ->
+ A = ?mod:a(),
+ B = ?mod:b(),
+ C = ?mod:c(),
+ D = ?mod:d(),
+ E = ?mod:e(),
+ literal_receiver();
+ {Pid, sender_confirm} ->
+ io:format("sender confirm ~w~n", [Pid]),
+ Pid ! {self(), ok},
+ literal_receiver()
+ end.
+
+literal_sender(0, Recv) ->
+ Recv ! {self(), sender_confirm},
+ receive {Recv, ok} -> ok end;
+literal_sender(N, Recv) ->
+ Recv ! {self(), msg, [?mod:a(),
+ ?mod:b(),
+ ?mod:c(),
+ ?mod:d(),
+ ?mod:e()]},
+ literal_sender(N - 1, Recv).
+
+literal_switcher() ->
+ receive
+ {switch,Mod,Bin,Pids,Tmo} ->
+ literal_switcher(Mod,Bin,Pids,Tmo)
+ end.
+literal_switcher(Mod,Bin,Pids,Tmo) ->
+ receive
+ {Pid,done} ->
+ Pid ! {self(),ok}
+ after Tmo ->
+ io:format("load module ~w~n", [Mod]),
+ {module, Mod} = erlang:load_module(Mod,Bin),
+ ok = check_and_purge(Pids,Mod),
+ io:format("purge complete ~w~n", [Mod]),
+ literal_switcher(Mod,Bin,Pids,Tmo+Tmo)
+ end.
+
+check_and_purge([],Mod) ->
+ erlang:purge_module(Mod),
+ ok;
+check_and_purge(Pids,Mod) ->
+ io:format("purge ~w~n", [Mod]),
+ Tag = make_ref(),
+ _ = [begin
+ erlang:check_process_code(Pid,Mod,[{async,{Tag,Pid}}])
+ end || Pid <- Pids],
+ Retry = check_and_purge_receive(Pids,Tag,[]),
+ check_and_purge(Retry,Mod).
+
+check_and_purge_receive([Pid|Pids],Tag,Retry) ->
+ receive
+ {check_process_code, {Tag, Pid}, false} ->
+ check_and_purge_receive(Pids,Tag,Retry);
+ {check_process_code, {Tag, Pid}, true} ->
+ check_and_purge_receive(Pids,Tag,[Pid|Retry])
+ end;
+check_and_purge_receive([],_,Retry) ->
+ Retry.
+
+
+gen_lit(Module,Terms) ->
+ FunStrings = [lists:flatten(io_lib:format("~w() -> ~w.~n", [F,Term]))||{F,Term}<-Terms],
+ FunForms = function_forms(FunStrings),
+ Forms = [{attribute,erl_anno:new(1),module,Module},
+ {attribute,erl_anno:new(2),export,[FA || {FA,_} <- FunForms]}] ++
+ [Function || {_, Function} <- FunForms],
+ {ok, Module, Bin} = compile:forms(Forms),
+ Bin.
+
+function_forms([]) -> [];
+function_forms([S|Ss]) ->
+ {ok, Ts,_} = erl_scan:string(S),
+ {ok, Form} = erl_parse:parse_form(Ts),
+ Fun = element(3, Form),
+ Arity = element(4, Form),
+ [{{Fun,Arity}, Form}|function_forms(Ss)].
chase_msg(0, Pid) ->
chase_loop(Pid);
diff --git a/erts/emulator/test/distribution_SUITE.erl b/erts/emulator/test/distribution_SUITE.erl
index d0096fb1bc..26780f6017 100644
--- a/erts/emulator/test/distribution_SUITE.erl
+++ b/erts/emulator/test/distribution_SUITE.erl
@@ -55,7 +55,8 @@
bad_dist_ext_receive/1,
bad_dist_ext_process_info/1,
bad_dist_ext_control/1,
- bad_dist_ext_connection_id/1]).
+ bad_dist_ext_connection_id/1,
+ start_epmd_false/1, epmd_module/1]).
%% Internal exports.
-export([sender/3, receiver2/2, dummy_waiter/0, dead_process/0,
@@ -64,6 +65,9 @@
dist_evil_parallel_receiver/0,
sendersender/4, sendersender2/4]).
+%% epmd_module exports
+-export([start_link/0, register_node/2, port_please/2]).
+
suite() ->
[{ct_hooks,[ts_install_cth]},
{timetrap, {minutes, 4}}].
@@ -76,7 +80,8 @@ all() ->
{group, trap_bif}, {group, dist_auto_connect},
dist_parallel_send, atom_roundtrip, unicode_atom_roundtrip, atom_roundtrip_r15b,
contended_atom_cache_entry, contended_unicode_atom_cache_entry,
- bad_dist_structure, {group, bad_dist_ext}].
+ bad_dist_structure, {group, bad_dist_ext},
+ start_epmd_false, epmd_module].
groups() ->
[{bulk_send, [], [bulk_send_small, bulk_send_big, bulk_send_bigbig]},
@@ -1881,6 +1886,66 @@ dmsg_ext(Term) ->
dmsg_bad_atom_cache_ref() ->
[$R, 137].
+start_epmd_false(Config) when is_list(Config) ->
+ %% Start a node with the option -start_epmd false.
+ {ok, OtherNode} = start_node(start_epmd_false, "-start_epmd false"),
+ %% We should be able to ping it, as epmd was started by us:
+ pong = net_adm:ping(OtherNode),
+ stop_node(OtherNode),
+
+ ok.
+
+epmd_module(Config) when is_list(Config) ->
+ %% We need a relay node to test this, since the test node uses the
+ %% standard epmd module.
+ Sock1 = start_relay_node(epmd_module_node1, "-epmd_module " ++ ?MODULE_STRING),
+ Node1 = inet_rpc_nodename(Sock1),
+ %% Ask what port it's listening on - it won't have registered with
+ %% epmd.
+ {ok, {ok, Port1}} = do_inet_rpc(Sock1, application, get_env, [kernel, dist_listen_port]),
+
+ %% Start a second node, passing the port number as a secret
+ %% argument.
+ Sock2 = start_relay_node(epmd_module_node2, "-epmd_module " ++ ?MODULE_STRING
+ ++ " -other_node_port " ++ integer_to_list(Port1)),
+ Node2 = inet_rpc_nodename(Sock2),
+ %% Node 1 can't ping node 2
+ {ok, pang} = do_inet_rpc(Sock1, net_adm, ping, [Node2]),
+ {ok, []} = do_inet_rpc(Sock1, erlang, nodes, []),
+ {ok, []} = do_inet_rpc(Sock2, erlang, nodes, []),
+ %% But node 2 can ping node 1
+ {ok, pong} = do_inet_rpc(Sock2, net_adm, ping, [Node1]),
+ {ok, [Node2]} = do_inet_rpc(Sock1, erlang, nodes, []),
+ {ok, [Node1]} = do_inet_rpc(Sock2, erlang, nodes, []),
+
+ stop_relay_node(Sock2),
+ stop_relay_node(Sock1).
+
+%% epmd_module functions:
+
+start_link() ->
+ ignore.
+
+register_node(_Name, Port) ->
+ %% Save the port number we're listening on.
+ application:set_env(kernel, dist_listen_port, Port),
+ Creation = rand:uniform(3),
+ {ok, Creation}.
+
+port_please(_Name, _Ip) ->
+ case init:get_argument(other_node_port) of
+ error ->
+ %% None specified. Default to 42.
+ Port = 42,
+ Version = 5,
+ {port, Port, Version};
+ {ok, [[PortS]]} ->
+ %% Port number given on command line.
+ Port = list_to_integer(PortS),
+ Version = 5,
+ {port, Port, Version}
+ end.
+
%%% Utilities
timestamp() ->
diff --git a/erts/emulator/test/lttng_SUITE.erl b/erts/emulator/test/lttng_SUITE.erl
index efc79f42ed..c64ddc40da 100644
--- a/erts/emulator/test/lttng_SUITE.erl
+++ b/erts/emulator/test/lttng_SUITE.erl
@@ -120,7 +120,7 @@ t_lttng_list(_Config) ->
%% com_ericsson_otp:carrier_pool_get
%% com_ericsson_otp:carrier_pool_put
t_carrier_pool(Config) ->
- case have_carriers() of
+ case have_carriers(ets_alloc) of
false ->
{skip, "No Memory Carriers configured on system."};
true ->
@@ -137,7 +137,7 @@ t_carrier_pool(Config) ->
%% com_ericsson_otp:carrier_destroy
%% com_ericsson_otp:carrier_create
t_memory_carrier(Config) ->
- case have_carriers() of
+ case have_carriers(ets_alloc) of
false ->
{skip, "No Memory Carriers configured on system."};
true ->
@@ -446,11 +446,10 @@ load_driver(Dir, Driver) ->
%% check
-have_carriers() ->
- Cap = element(3,erlang:system_info(allocator)),
- case Cap -- [sys_alloc,sys_aligned_alloc] of
- [] -> false;
- _ -> true
+have_carriers(Alloc) ->
+ case erlang:system_info({allocator,Alloc}) of
+ false -> false;
+ _ -> true
end.
have_async_threads() ->
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-23 13:47:34 +0000