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-rw-r--r--lib/ssl/test/ssl_dist_SUITE.erl206
1 files changed, 196 insertions, 10 deletions
diff --git a/lib/ssl/test/ssl_dist_SUITE.erl b/lib/ssl/test/ssl_dist_SUITE.erl
index 72d62b29a7..00f9ee8e3c 100644
--- a/lib/ssl/test/ssl_dist_SUITE.erl
+++ b/lib/ssl/test/ssl_dist_SUITE.erl
@@ -40,7 +40,8 @@
%% Common Test interface functions -----------------------------------
%%--------------------------------------------------------------------
all() ->
- [basic, payload, plain_options, plain_verify_options].
+ [basic, payload, plain_options, plain_verify_options, nodelay_option,
+ listen_port_options, listen_options, connect_options, use_interface].
groups() ->
[].
@@ -250,6 +251,173 @@ plain_verify_options(Config) when is_list(Config) ->
stop_ssl_node(NH1),
stop_ssl_node(NH2),
success(Config).
+%%--------------------------------------------------------------------
+nodelay_option() ->
+ [{doc,"Test specifying dist_nodelay option"}].
+nodelay_option(Config) ->
+ try
+ %% The default is 'true', so try setting it to 'false'.
+ application:set_env(kernel, dist_nodelay, false),
+ basic(Config)
+ after
+ application:unset_env(kernel, dist_nodelay)
+ end.
+
+listen_port_options() ->
+ [{doc, "Test specifying listening ports"}].
+listen_port_options(Config) when is_list(Config) ->
+ %% Start a node, and get the port number it's listening on.
+ NH1 = start_ssl_node(Config),
+ Node1 = NH1#node_handle.nodename,
+ Name1 = lists:takewhile(fun(C) -> C =/= $@ end, atom_to_list(Node1)),
+ {ok, NodesPorts} = apply_on_ssl_node(NH1, fun net_adm:names/0),
+ {Name1, Port1} = lists:keyfind(Name1, 1, NodesPorts),
+
+ %% Now start a second node, configuring it to use the same port
+ %% number.
+ PortOpt1 = "-kernel inet_dist_listen_min " ++ integer_to_list(Port1) ++
+ " inet_dist_listen_max " ++ integer_to_list(Port1),
+
+ try start_ssl_node([{additional_dist_opts, PortOpt1} | Config]) of
+ #node_handle{} ->
+ %% If the node was able to start, it didn't take the port
+ %% option into account.
+ exit(unexpected_success)
+ catch
+ exit:{accept_failed, timeout} ->
+ %% The node failed to start, as expected.
+ ok
+ end,
+
+ %% Try again, now specifying a high max port.
+ PortOpt2 = "-kernel inet_dist_listen_min " ++ integer_to_list(Port1) ++
+ " inet_dist_listen_max 65535",
+ NH2 = start_ssl_node([{additional_dist_opts, PortOpt2} | Config]),
+ Node2 = NH2#node_handle.nodename,
+ Name2 = lists:takewhile(fun(C) -> C =/= $@ end, atom_to_list(Node2)),
+ {ok, NodesPorts2} = apply_on_ssl_node(NH2, fun net_adm:names/0),
+ {Name2, Port2} = lists:keyfind(Name2, 1, NodesPorts2),
+
+ %% The new port should be higher:
+ if Port2 > Port1 ->
+ ok;
+ true ->
+ error({port, Port2, not_higher_than, Port1})
+ end,
+
+ stop_ssl_node(NH1),
+ stop_ssl_node(NH2),
+ success(Config).
+%%--------------------------------------------------------------------
+listen_options() ->
+ [{doc, "Test inet_dist_listen_options"}].
+listen_options(Config) when is_list(Config) ->
+ try_setting_priority(fun do_listen_options/2, Config).
+
+do_listen_options(Prio, Config) ->
+ PriorityString0 = "[{priority,"++integer_to_list(Prio)++"}]",
+ PriorityString =
+ case os:cmd("echo [{a,1}]") of
+ "[{a,1}]"++_ ->
+ PriorityString0;
+ _ ->
+ %% Some shells need quoting of [{}]
+ "'"++PriorityString0++"'"
+ end,
+
+ Options = "-kernel inet_dist_listen_options " ++ PriorityString,
+
+ NH1 = start_ssl_node([{additional_dist_opts, Options} | Config]),
+ NH2 = start_ssl_node([{additional_dist_opts, Options} | Config]),
+ Node2 = NH2#node_handle.nodename,
+
+ pong = apply_on_ssl_node(NH1, fun () -> net_adm:ping(Node2) end),
+
+ PrioritiesNode1 =
+ apply_on_ssl_node(NH1, fun get_socket_priorities/0),
+ PrioritiesNode2 =
+ apply_on_ssl_node(NH2, fun get_socket_priorities/0),
+
+ Elevated1 = [P || P <- PrioritiesNode1, P =:= Prio],
+ ?t:format("Elevated1: ~p~n", [Elevated1]),
+ Elevated2 = [P || P <- PrioritiesNode2, P =:= Prio],
+ ?t:format("Elevated2: ~p~n", [Elevated2]),
+ [_|_] = Elevated1,
+ [_|_] = Elevated2,
+
+ stop_ssl_node(NH1),
+ stop_ssl_node(NH2),
+ success(Config).
+%%--------------------------------------------------------------------
+connect_options() ->
+ [{doc, "Test inet_dist_connect_options"}].
+connect_options(Config) when is_list(Config) ->
+ try_setting_priority(fun do_connect_options/2, Config).
+
+do_connect_options(Prio, Config) ->
+ PriorityString0 = "[{priority,"++integer_to_list(Prio)++"}]",
+ PriorityString =
+ case os:cmd("echo [{a,1}]") of
+ "[{a,1}]"++_ ->
+ PriorityString0;
+ _ ->
+ %% Some shells need quoting of [{}]
+ "'"++PriorityString0++"'"
+ end,
+
+ Options = "-kernel inet_dist_connect_options " ++ PriorityString,
+
+ NH1 = start_ssl_node([{additional_dist_opts, Options} | Config]),
+ NH2 = start_ssl_node([{additional_dist_opts, Options} | Config]),
+ Node2 = NH2#node_handle.nodename,
+
+ pong = apply_on_ssl_node(NH1, fun () -> net_adm:ping(Node2) end),
+
+ PrioritiesNode1 =
+ apply_on_ssl_node(NH1, fun get_socket_priorities/0),
+ PrioritiesNode2 =
+ apply_on_ssl_node(NH2, fun get_socket_priorities/0),
+
+ Elevated1 = [P || P <- PrioritiesNode1, P =:= Prio],
+ ?t:format("Elevated1: ~p~n", [Elevated1]),
+ Elevated2 = [P || P <- PrioritiesNode2, P =:= Prio],
+ ?t:format("Elevated2: ~p~n", [Elevated2]),
+ %% Node 1 will have a socket with elevated priority.
+ [_|_] = Elevated1,
+ %% Node 2 will not, since it only applies to outbound connections.
+ [] = Elevated2,
+
+ stop_ssl_node(NH1),
+ stop_ssl_node(NH2),
+ success(Config).
+%%--------------------------------------------------------------------
+use_interface() ->
+ [{doc, "Test inet_dist_use_interface"}].
+use_interface(Config) when is_list(Config) ->
+ %% Force the node to listen only on the loopback interface.
+ IpString = "'{127,0,0,1}'",
+ Options = "-kernel inet_dist_use_interface " ++ IpString,
+
+ %% Start a node, and get the port number it's listening on.
+ NH1 = start_ssl_node([{additional_dist_opts, Options} | Config]),
+ Node1 = NH1#node_handle.nodename,
+ Name = lists:takewhile(fun(C) -> C =/= $@ end, atom_to_list(Node1)),
+ {ok, NodesPorts} = apply_on_ssl_node(NH1, fun net_adm:names/0),
+ {Name, Port} = lists:keyfind(Name, 1, NodesPorts),
+
+ %% Now find the socket listening on that port, and check its sockname.
+ Sockets = apply_on_ssl_node(
+ NH1,
+ fun() ->
+ [inet:sockname(P) ||
+ P <- erlang:ports(),
+ {ok, Port} =:= (catch inet:port(P))]
+ end),
+ %% And check that it's actually listening on localhost.
+ [{ok,{{127,0,0,1},Port}}] = Sockets,
+
+ stop_ssl_node(NH1),
+ success(Config).
%%--------------------------------------------------------------------
%%% Internal functions -----------------------------------------------
@@ -264,6 +432,30 @@ tstsrvr_format(Fmt, ArgList) ->
send_to_tstcntrl(Message) ->
send_to_tstsrvr({message, Message}).
+try_setting_priority(TestFun, Config) ->
+ Prio = 1,
+ case gen_udp:open(0, [{priority,Prio}]) of
+ {ok,Socket} ->
+ case inet:getopts(Socket, [priority]) of
+ {ok,[{priority,Prio}]} ->
+ ok = gen_udp:close(Socket),
+ TestFun(Prio, Config);
+ _ ->
+ ok = gen_udp:close(Socket),
+ {skip,
+ "Can not set priority "++integer_to_list(Prio)++
+ " on socket"}
+ end;
+ {error,_} ->
+ {skip, "Can not set priority on socket"}
+ end.
+
+get_socket_priorities() ->
+ [Priority ||
+ {ok,[{priority,Priority}]} <-
+ [inet:getopts(Port, [priority]) ||
+ Port <- erlang:ports(),
+ element(2, erlang:port_info(Port, name)) =:= "tcp_inet"]].
%%
%% test_server side api
@@ -346,17 +538,13 @@ host_name() ->
Host.
mk_node_name(Config) ->
- {A, B, C} = erlang:now(),
+ N = erlang:unique_integer([positive]),
Case = ?config(testcase, Config),
atom_to_list(?MODULE)
++ "_"
++ atom_to_list(Case)
++ "_"
- ++ integer_to_list(A)
- ++ "-"
- ++ integer_to_list(B)
- ++ "-"
- ++ integer_to_list(C).
+ ++ integer_to_list(N).
mk_node_cmdline(ListenPort, Name, Args) ->
Static = "-detached -noinput",
@@ -585,12 +773,10 @@ rand_bin(N) ->
rand_bin(0, Acc) ->
Acc;
rand_bin(N, Acc) ->
- rand_bin(N-1, [random:uniform(256)-1|Acc]).
+ rand_bin(N-1, [rand:uniform(256)-1|Acc]).
make_randfile(Dir) ->
{ok, IoDev} = file:open(filename:join([Dir, "RAND"]), [write]),
- {A, B, C} = erlang:now(),
- random:seed(A, B, C),
ok = file:write(IoDev, rand_bin(1024)),
file:close(IoDev).