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-rw-r--r--lib/ssh/test/property_test/ssh_eqc_client_server.erl25
1 files changed, 16 insertions, 9 deletions
diff --git a/lib/ssh/test/property_test/ssh_eqc_client_server.erl b/lib/ssh/test/property_test/ssh_eqc_client_server.erl
index 3030fff38b..123b48412b 100644
--- a/lib/ssh/test/property_test/ssh_eqc_client_server.erl
+++ b/lib/ssh/test/property_test/ssh_eqc_client_server.erl
@@ -79,7 +79,9 @@
-define(SUBSYSTEMS, ["echo1", "echo2", "echo3", "echo4"]).
--define(SERVER_ADDRESS, { {127,1,1,1}, {call, ?MODULE, inet_port, [{127,1,1,1}]} }).
+-define(SERVER_ADDRESS, { {127,1,0,choose(1,254)}, % IP
+ choose(1024,65535) % Port
+ }).
-define(SERVER_EXTRA_OPTIONS, [{parallel_login,bool()}] ).
@@ -109,6 +111,7 @@ prop_seq(CT_Config) ->
do_prop_seq(DataDir) ->
+ setup_rsa(DataDir),
?FORALL(Cmds,commands(?MODULE),
begin
{H,Sf,Result} = run_commands(?MODULE,Cmds,[{data_dir,DataDir}]),
@@ -127,6 +130,7 @@ prop_parallel(CT_Config) ->
do_prop_parallel(full_path(?SSH_DIR, CT_Config)).
do_prop_parallel(DataDir) ->
+ setup_rsa(DataDir),
?FORALL(Cmds,parallel_commands(?MODULE),
begin
{H,Sf,Result} = run_parallel_commands(?MODULE,Cmds,[{data_dir,DataDir}]),
@@ -142,6 +146,7 @@ prop_parallel_multi(CT_Config) ->
do_prop_parallel_multi(full_path(?SSH_DIR, CT_Config)).
do_prop_parallel_multi(DataDir) ->
+ setup_rsa(DataDir),
?FORALL(Repetitions,?SHRINK(1,[10]),
?FORALL(Cmds,parallel_commands(?MODULE),
?ALWAYS(Repetitions,
@@ -160,8 +165,7 @@ initial_state() ->
%%% called when using commands/2
initial_state(DataDir) ->
application:stop(ssh),
- ssh:start(),
- setup_rsa(DataDir).
+ ssh:start().
%%%----------------
weight(S, ssh_send) -> 5*length([C || C<-S#state.channels, has_subsyst(C)]);
@@ -183,6 +187,13 @@ initial_state_next(S, _, _) -> S#state{initialized=true}.
%%% Start a new daemon
%%% Precondition: not more than ?MAX_NUM_SERVERS started
+%%% This is a bit funny because we need to pick an IP address and Port to
+%%% run the server on, but there is no way to atomically select a free Port!
+%%%
+%%% Therefore we just grab one IP-Port pair randomly and try to start the ssh server
+%%% on that pair. If it fails, we just forget about it and goes on. Yes, it
+%%% is a waste of cpu cycles, but at least it works!
+
ssh_server_pre(S) -> S#state.initialized andalso
length(S#state.servers) < ?MAX_NUM_SERVERS.
@@ -197,8 +208,10 @@ ssh_server({IP,Port}, DataDir, ExtraOptions) ->
| ExtraOptions
])).
+ssh_server_post(_S, _Args, {error,eaddrinuse}) -> true;
ssh_server_post(_S, _Args, Result) -> is_ok(Result).
+ssh_server_next(S, {error,eaddrinuse}, _) -> S;
ssh_server_next(S, Result, [{IP,Port},_,_]) ->
S#state{servers=[#srvr{ref = Result,
address = IP,
@@ -573,12 +586,6 @@ median(_) ->
%%%================================================================
%%% The rest is taken and modified from ssh_test_lib.erl
-inet_port(IpAddress)->
- {ok, Socket} = gen_tcp:listen(0, [{ip,IpAddress},{reuseaddr,true}]),
- {ok, Port} = inet:port(Socket),
- gen_tcp:close(Socket),
- Port.
-
setup_rsa(Dir) ->
erase_dir(system_dir(Dir)),
erase_dir(user_dir(Dir)),