From 15dd52f771314b6eade47314afcd8b3206c694b1 Mon Sep 17 00:00:00 2001 From: visciang Date: Thu, 26 Jan 2017 11:18:12 +0100 Subject: Fix observer application crash (#1296) Fix observer application crash When clicking an HTML-link to a port before the port tab has been opened for the first time, observer would crash since port info is not initiated. This is now corrected. Also, when clicking on an HTML link to a port, and the port does not exist, then pop up an info dialog saying "No such port". OTP-14151 --- lib/observer/src/cdv_detail_wx.erl | 2 +- lib/observer/src/observer_app_wx.erl | 8 ++++---- lib/observer/src/observer_lib.erl | 12 ++++++------ lib/observer/src/observer_port_wx.erl | 27 ++++++++++++++++----------- lib/observer/src/observer_procinfo.erl | 2 +- lib/observer/src/observer_tv_wx.erl | 9 +++------ lib/observer/src/observer_wx.erl | 7 ++++--- 7 files changed, 35 insertions(+), 32 deletions(-) (limited to 'lib/observer/src') diff --git a/lib/observer/src/cdv_detail_wx.erl b/lib/observer/src/cdv_detail_wx.erl index 44f121f359..5782339183 100644 --- a/lib/observer/src/cdv_detail_wx.erl +++ b/lib/observer/src/cdv_detail_wx.erl @@ -55,7 +55,7 @@ init([Id, Data, ParentFrame, Callback, Parent]) -> end, {stop,normal}; {info,Info} -> - observer_lib:display_info_dialog(Info), + observer_lib:display_info_dialog(ParentFrame,Info), {stop,normal} end. diff --git a/lib/observer/src/observer_app_wx.erl b/lib/observer/src/observer_app_wx.erl index 936b2783e2..80a41fdde9 100644 --- a/lib/observer/src/observer_app_wx.erl +++ b/lib/observer/src/observer_app_wx.erl @@ -191,8 +191,8 @@ handle_event(#wx{event=#wxMouse{type=Type, x=X0, y=Y0}}, end; handle_event(#wx{event=#wxCommand{type=command_menu_selected}}, - State = #state{sel=undefined}) -> - observer_lib:display_info_dialog("Select process first"), + State = #state{panel=Panel,sel=undefined}) -> + observer_lib:display_info_dialog(Panel,"Select process first"), {noreply, State}; handle_event(#wx{id=?ID_PROC_INFO, event=#wxCommand{type=command_menu_selected}}, @@ -205,7 +205,7 @@ handle_event(#wx{id=?ID_PROC_MSG, event=#wxCommand{type=command_menu_selected}}, case observer_lib:user_term(Panel, "Enter message", "") of cancel -> ok; {ok, Term} -> Pid ! Term; - {error, Error} -> observer_lib:display_info_dialog(Error) + {error, Error} -> observer_lib:display_info_dialog(Panel,Error) end, {noreply, State}; @@ -214,7 +214,7 @@ handle_event(#wx{id=?ID_PROC_KILL, event=#wxCommand{type=command_menu_selected}} case observer_lib:user_term(Panel, "Enter Exit Reason", "kill") of cancel -> ok; {ok, Term} -> exit(Pid, Term); - {error, Error} -> observer_lib:display_info_dialog(Error) + {error, Error} -> observer_lib:display_info_dialog(Panel,Error) end, {noreply, State}; diff --git a/lib/observer/src/observer_lib.erl b/lib/observer/src/observer_lib.erl index 1eaba31a3a..47844c1307 100644 --- a/lib/observer/src/observer_lib.erl +++ b/lib/observer/src/observer_lib.erl @@ -20,7 +20,7 @@ -module(observer_lib). -export([get_wx_parent/1, - display_info_dialog/1, display_yes_no_dialog/1, + display_info_dialog/2, display_yes_no_dialog/1, display_progress_dialog/2, destroy_progress_dialog/0, wait_for_progress/0, report_progress/1, user_term/3, user_term_multiline/3, @@ -105,10 +105,10 @@ setup_timer(Bool, {Timer, Old}) -> timer:cancel(Timer), setup_timer(Bool, {false, Old}). -display_info_dialog(Str) -> - display_info_dialog("",Str). -display_info_dialog(Title,Str) -> - Dlg = wxMessageDialog:new(wx:null(), Str, [{caption,Title}]), +display_info_dialog(Parent,Str) -> + display_info_dialog(Parent,"",Str). +display_info_dialog(Parent,Title,Str) -> + Dlg = wxMessageDialog:new(Parent, Str, [{caption,Title}]), wxMessageDialog:showModal(Dlg), wxMessageDialog:destroy(Dlg), ok. @@ -724,7 +724,7 @@ progress_loop(Title,PD,Caller) -> if is_list(Reason) -> Reason; true -> file:format_error(Reason) end, - display_info_dialog("Crashdump Viewer Error",FailMsg), + display_info_dialog(PD,"Crashdump Viewer Error",FailMsg), Caller ! error, unregister(?progress_handler), unlink(Caller); diff --git a/lib/observer/src/observer_port_wx.erl b/lib/observer/src/observer_port_wx.erl index 53ba3fa607..c21d2705c0 100644 --- a/lib/observer/src/observer_port_wx.erl +++ b/lib/observer/src/observer_port_wx.erl @@ -267,10 +267,19 @@ handle_cast(Event, _State) -> error({unhandled_cast, Event}). handle_info({portinfo_open, PortIdStr}, - State = #state{grid=Grid, ports=Ports, open_wins=Opened}) -> - Port = lists:keyfind(PortIdStr,#port.id_str,Ports), - NewOpened = display_port_info(Grid, Port, Opened), - {noreply, State#state{open_wins = NewOpened}}; + State = #state{node=Node, grid=Grid, opt=Opt, open_wins=Opened}) -> + Ports0 = get_ports(Node), + Ports = update_grid(Grid, Opt, Ports0), + Port = lists:keyfind(PortIdStr, #port.id_str, Ports), + NewOpened = + case Port of + false -> + self() ! {error,"No such port: " ++ PortIdStr}, + Opened; + _ -> + display_port_info(Grid, Port, Opened) + end, + {noreply, State#state{ports=Ports, open_wins=NewOpened}}; handle_info(refresh_interval, State = #state{node=Node, grid=Grid, opt=Opt, ports=OldPorts}) -> @@ -296,8 +305,9 @@ handle_info(not_active, State = #state{timer = Timer0}) -> Timer = observer_lib:stop_timer(Timer0), {noreply, State#state{timer=Timer}}; -handle_info({error, Error}, State) -> - handle_error(Error), +handle_info({error, Error}, #state{panel=Panel} = State) -> + Str = io_lib:format("ERROR: ~s~n",[Error]), + observer_lib:display_info_dialog(Panel, Str), {noreply, State}; handle_info(_Event, State) -> @@ -501,11 +511,6 @@ filter_monitor_info() -> [Pid || {process, Pid} <- Ms] end. - -handle_error(Foo) -> - Str = io_lib:format("ERROR: ~s~n",[Foo]), - observer_lib:display_info_dialog(Str). - update_grid(Grid, Opt, Ports) -> wx:batch(fun() -> update_grid2(Grid, Opt, Ports) end). update_grid2(Grid, #opt{sort_key=Sort,sort_incr=Dir}, Ports) -> diff --git a/lib/observer/src/observer_procinfo.erl b/lib/observer/src/observer_procinfo.erl index c13b164ff9..21eb9facc5 100644 --- a/lib/observer/src/observer_procinfo.erl +++ b/lib/observer/src/observer_procinfo.erl @@ -92,7 +92,7 @@ init([Pid, ParentFrame, Parent]) -> observer_wx:return_to_localnode(ParentFrame, node(Pid)), {stop, badrpc}; process_undefined -> - observer_lib:display_info_dialog("No such alive process"), + observer_lib:display_info_dialog(ParentFrame,"No such alive process"), {stop, normal} end. diff --git a/lib/observer/src/observer_tv_wx.erl b/lib/observer/src/observer_tv_wx.erl index 968a7620aa..4356cb890c 100644 --- a/lib/observer/src/observer_tv_wx.erl +++ b/lib/observer/src/observer_tv_wx.erl @@ -238,8 +238,9 @@ handle_info(not_active, State = #state{timer = Timer0}) -> Timer = observer_lib:stop_timer(Timer0), {noreply, State#state{timer=Timer}}; -handle_info({error, Error}, #state{opt=Opt}=State) -> - handle_error(Error), +handle_info({error, Error}, #state{panel=Panel,opt=Opt}=State) -> + Str = io_lib:format("ERROR: ~s~n",[Error]), + observer_lib:display_info_dialog(Panel,Str), case Opt#opt.type of mnesia -> wxMenuBar:check(observer_wx:get_menubar(), ?ID_ETS, true); _ -> ok @@ -365,10 +366,6 @@ list_to_strings([A]) -> integer_to_list(A); list_to_strings([A|B]) -> integer_to_list(A) ++ " ," ++ list_to_strings(B). -handle_error(Foo) -> - Str = io_lib:format("ERROR: ~s~n",[Foo]), - observer_lib:display_info_dialog(Str). - update_grid(Grid, Opt, Tables) -> wx:batch(fun() -> update_grid2(Grid, Opt, Tables) end). update_grid2(Grid, #opt{sort_key=Sort,sort_incr=Dir}, Tables) -> diff --git a/lib/observer/src/observer_wx.erl b/lib/observer/src/observer_wx.erl index 5732c12006..3031a1f90d 100644 --- a/lib/observer/src/observer_wx.erl +++ b/lib/observer/src/observer_wx.erl @@ -467,10 +467,10 @@ handle_info(_Info, State) -> stop_servers(#state{node=Node, log=LogOn, sys_panel=Sys, pro_panel=Procs, tv_panel=TVs, trace_panel=Trace, app_panel=Apps, perf_panel=Perfs, - allc_panel=Alloc} = _State) -> + allc_panel=Alloc, port_panel=Ports} = _State) -> LogOn andalso rpc:block_call(Node, rb, stop, []), Me = self(), - Tabs = [Sys, Procs, TVs, Trace, Apps, Perfs, Alloc], + Tabs = [Sys, Procs, Ports, TVs, Trace, Apps, Perfs, Alloc], Stop = fun() -> try _ = [wx_object:stop(Panel) || Panel <- Tabs], @@ -580,9 +580,10 @@ get_active_pid(#state{notebook=Notebook, pro_panel=Pro, sys_panel=Sys, pid2panel(Pid, #state{pro_panel=Pro, sys_panel=Sys, tv_panel=Tv, trace_panel=Trace, app_panel=App, - perf_panel=Perf, allc_panel=Alloc}) -> + perf_panel=Perf, allc_panel=Alloc, port_panel=Port}) -> case Pid of Pro -> "Processes"; + Port -> "Ports"; Sys -> "System"; Tv -> "Table Viewer" ; Trace -> ?TRACE_STR; -- cgit v1.2.3