Merge branch 'hans/ssh/harmful_badmatch/OTP-13966' into maint-19

* hans/ssh/harmful_badmatch/OTP-13966:
  ssh: Removed matching of 'ok' after send which could cause error reports
  ssh: ssh_protocol_SUITE test for handling of illegal info_lines
  ssh: property test case for illegal infoline and close This tests an illegal client that sends an info line and closes 'immediatly'.

1 files changed, 43 insertions, 0 deletions

diff --git a/lib/ssh/test/ssh_eqc_event_handler.erl b/lib/ssh/test/ssh_eqc_event_handler.erl
new file mode 100644
index 0000000000..233965012a
--- /dev/null
+++ b/lib/ssh/test/ssh_eqc_event_handler.erl
@@ -0,0 +1,43 @@
+-module(ssh_eqc_event_handler).
+
+-compile(export_all).
+
+-behaviour(gen_event).
+
+add_report_handler() ->
+    error_logger:add_report_handler(?MODULE, [self(),Ref=make_ref()]),
+    receive
+	{event_handler_started,HandlerPid,Ref} ->
+	    {ok,HandlerPid}
+    end.
+
+get_reports(Pid) ->
+    Pid ! {get_reports,self(),Ref=make_ref()},
+    receive
+	{reports,Reports,Ref} ->
+	    {ok,Reports}
+    end.
+
+%%%================================================================
+
+-record(state, {
+	  reports = []
+	 }).
+
+%% error_logger:add_report_handler(ssh_eqc_event_handler, [self()]).
+
+init([CallerPid,Ref]) -> 
+    CallerPid ! {event_handler_started,self(),Ref},
+    {ok, #state{}}.
+
+handle_event(Event, State) ->
+    {ok, State#state{reports = [Event|State#state.reports]}}.
+
+handle_info({get_reports,From,Ref}, State) -> 
+    From ! {reports, lists:reverse(State#state.reports), Ref},
+    {ok, State#state{reports=[]}}.
+
+handle_call(_Request, State) -> {ok,reply,State}.
+terminate(_Arg, _State) -> stop.
+
+code_change(_OldVsn, State, _Extra) -> {ok, State}.