diff options
Diffstat (limited to 'lib/observer/test/crashdump_viewer_SUITE.erl')
| -rw-r--r-- | lib/observer/test/crashdump_viewer_SUITE.erl | 144 |
1 files changed, 127 insertions, 17 deletions
diff --git a/lib/observer/test/crashdump_viewer_SUITE.erl b/lib/observer/test/crashdump_viewer_SUITE.erl index f9ac884743..29b9e406ae 100644 --- a/lib/observer/test/crashdump_viewer_SUITE.erl +++ b/lib/observer/test/crashdump_viewer_SUITE.erl @@ -25,7 +25,7 @@ %% Test functions -export([all/0, suite/0,groups/0,init_per_group/2,end_per_group/2, start_stop/1,load_file/1,not_found_items/1, - non_existing/1,not_a_crashdump/1,old_crashdump/1]). + non_existing/1,not_a_crashdump/1,old_crashdump/1,new_crashdump/1]). -export([init_per_suite/1, end_per_suite/1]). -export([init_per_testcase/2, end_per_testcase/2]). @@ -83,6 +83,7 @@ all() -> non_existing, not_a_crashdump, old_crashdump, + new_crashdump, load_file, not_found_items ]. @@ -212,6 +213,25 @@ not_a_crashdump(Config) when is_list(Config) -> ok = crashdump_viewer:stop(). +%% Try to load a file with newer version than this crashdump viewer can handle +new_crashdump(Config) -> + Dump = hd(?config(dumps,Config)), + ok = start_backend(Dump), + {ok,{MaxVsn,CurrentVsn}} = crashdump_viewer:get_dump_versions(), + if MaxVsn =/= CurrentVsn -> + ct:fail("Current dump version is not equal to cdv's max version"); + true -> + ok + end, + ok = crashdump_viewer:stop(), + NewerVsn = lists:join($.,[integer_to_list(X+1) || X <- MaxVsn]), + PrivDir = ?config(priv_dir,Config), + NewDump = filename:join(PrivDir,"new_erl_crash.dump"), + ok = file:write_file(NewDump,"=erl_crash_dump:"++NewerVsn++"\n"), + {error, Reason} = start_backend(NewDump), + "This Crashdump Viewer is too old" ++_ = Reason, + ok = crashdump_viewer:stop(). + %% Load files into the tool and view all pages load_file(Config) when is_list(Config) -> case ?t:is_debug() of @@ -328,7 +348,7 @@ browse_file(File) -> io:format(" info read",[]), - lookat_all_pids(Procs), + lookat_all_pids(Procs,is_truncated(File),incomplete_allowed(File)), io:format(" pids ok",[]), lookat_all_ports(Ports), io:format(" ports ok",[]), @@ -339,6 +359,21 @@ browse_file(File) -> Procs. % used as second arg to special/2 +is_truncated(File) -> + case filename:extension(File) of + ".trunc"++_ -> + true; + _ -> + false + end. + +incomplete_allowed(File) -> + %% Incomplete heap is allowed for native libs, since some literals + %% are not dumped - and for pre OTP-20 (really pre 20.2) releases, + %% since literals were not dumped at all then. + Rel = get_rel_from_dump_name(File), + Rel < 20 orelse test_server:is_native(lists). + special(File,Procs) -> case filename:extension(File) of ".full_dist" -> @@ -364,6 +399,10 @@ special(File,Procs) -> crashdump_viewer:expand_binary({SOffset,SSize,SPos}), io:format(" expand binary ok",[]), + Binaries = crashdump_helper:create_binaries(), + verify_binaries(Binaries, proplists:get_value(bins,Dict)), + io:format(" binaries ok",[]), + #proc{last_calls=LastCalls} = ProcDetails, true = length(LastCalls) =< 4, @@ -513,20 +552,56 @@ special(File,Procs) -> io:format(" unicode table name ok",[]), ok; + ".maps" -> + %% I registered a process as aaaaaaaa_maps in the map dump + %% to make sure it will be the first in the list when sorted + %% on names. + [#proc{pid=Pid0,name=Name}|_Rest] = lists:keysort(#proc.name,Procs), + "aaaaaaaa_maps" = Name, + Pid = pid_to_list(Pid0), + {ok,ProcDetails=#proc{},[]} = crashdump_viewer:proc_details(Pid), + io:format(" process details ok",[]), + + #proc{dict=Dict} = ProcDetails, + %% io:format("~p\n", [Dict]), + Maps = crashdump_helper:create_maps(), + Maps = proplists:get_value(maps,Dict), + io:format(" maps ok",[]), + ok; _ -> ok end, ok. +verify_binaries([H|T1], [H|T2]) -> + %% Heap binary. + verify_binaries(T1, T2); +verify_binaries([Bin|T1], [['#CDVBin',Offset,Size,Pos]|T2]) -> + %% Refc binary. + {ok,<<Bin:Size/binary>>} = crashdump_viewer:expand_binary({Offset,Size,Pos}), + verify_binaries(T1, T2); +verify_binaries([], []) -> + ok. -lookat_all_pids([]) -> +lookat_all_pids([],_,_) -> ok; -lookat_all_pids([#proc{pid=Pid0}|Procs]) -> +lookat_all_pids([#proc{pid=Pid0}|Procs],TruncAllowed,IncompAllowed) -> Pid = pid_to_list(Pid0), - {ok,_ProcDetails=#proc{},_ProcTW} = crashdump_viewer:proc_details(Pid), - {ok,_Ets,_EtsTW} = crashdump_viewer:ets_tables(Pid), - {ok,_Timers,_TimersTW} = crashdump_viewer:timers(Pid), - lookat_all_pids(Procs). + {ok,_ProcDetails=#proc{},ProcTW} = crashdump_viewer:proc_details(Pid), + {ok,_Ets,EtsTW} = crashdump_viewer:ets_tables(Pid), + {ok,_Timers,TimersTW} = crashdump_viewer:timers(Pid), + case {ProcTW,EtsTW,TimersTW} of + {[],[],[]} -> + ok; + {["WARNING: This process has an incomplete heap."++_],[],[]} + when IncompAllowed -> + ok; % native libs, literals might not be included in dump + _ when TruncAllowed -> + ok; % truncated dump + TWs -> + ct:fail({unexpected_warning,TWs}) + end, + lookat_all_pids(Procs,TruncAllowed,IncompAllowed). lookat_all_ports([]) -> ok; @@ -574,16 +649,11 @@ do_create_dumps(DataDir,Rel) -> current -> CD3 = dump_with_args(DataDir,Rel,"instr","+Mim true"), CD4 = dump_with_strange_module_name(DataDir,Rel,"strangemodname"), - Tmp = dump_with_args(DataDir,Rel,"trunc_bytes",""), - {ok,#file_info{size=Max}} = file:read_file_info(Tmp), - ok = file:delete(Tmp), - Bytes = max(15,rand:uniform(Max)), - CD5 = dump_with_args(DataDir,Rel,"trunc_bytes", - "-env ERL_CRASH_DUMP_BYTES " ++ - integer_to_list(Bytes)), + CD5 = dump_with_size_limit_reached(DataDir,Rel,"trunc_bytes"), CD6 = dump_with_unicode_atoms(DataDir,Rel,"unicode"), + CD7 = dump_with_maps(DataDir,Rel,"maps"), TruncatedDumps = truncate_dump(CD1), - {[CD1,CD2,CD3,CD4,CD5,CD6|TruncatedDumps], DosDump}; + {[CD1,CD2,CD3,CD4,CD5,CD6,CD7|TruncatedDumps], DosDump}; _ -> {[CD1,CD2], DosDump} end. @@ -596,7 +666,10 @@ truncate_dump(File) -> {win32,_} -> <<"\r\n">>; _ -> <<"\n">> end, - [StartBin,AfterTag] = binary:split(Bin,BinTag), + %% Split after "our binary" created by crashdump_helper + %% (it may not be the first binary). + RE = <<"\n=binary:(?=[0-9A-Z]+",NewLine/binary,"FF:010203)">>, + [StartBin,AfterTag] = re:split(Bin,RE,[{parts,2}]), [AddrAndSize,BinaryAndRest] = binary:split(AfterTag,Colon), [Binary,_Rest] = binary:split(BinaryAndRest,NewLine), TruncSize = byte_size(Binary) - 2, @@ -689,6 +762,28 @@ dump_with_strange_module_name(DataDir,Rel,DumpName) -> ?t:stop_node(n1), CD. +dump_with_size_limit_reached(DataDir,Rel,DumpName) -> + Tmp = dump_with_args(DataDir,Rel,DumpName,""), + {ok,#file_info{size=Max}} = file:read_file_info(Tmp), + ok = file:delete(Tmp), + dump_with_size_limit_reached(DataDir,Rel,DumpName,Max). + +dump_with_size_limit_reached(DataDir,Rel,DumpName,Max) -> + Bytes = max(15,rand:uniform(Max)), + CD = dump_with_args(DataDir,Rel,DumpName, + "-env ERL_CRASH_DUMP_BYTES " ++ + integer_to_list(Bytes)), + {ok,#file_info{size=Size}} = file:read_file_info(CD), + if Size < Bytes -> + %% This means that the dump was actually smaller than the + %% randomly selected truncation size, so we'll just do it + %% again with a smaller numer + ok = file:delete(CD), + dump_with_size_limit_reached(DataDir,Rel,DumpName,Size-3); + true -> + CD + end. + dump_with_unicode_atoms(DataDir,Rel,DumpName) -> Opt = rel_opt(Rel), Pz = "-pz \"" ++ filename:dirname(code:which(?MODULE)) ++ "\"", @@ -699,6 +794,16 @@ dump_with_unicode_atoms(DataDir,Rel,DumpName) -> ?t:stop_node(n1), CD. +dump_with_maps(DataDir,Rel,DumpName) -> + Opt = rel_opt(Rel), + Pz = "-pz \"" ++ filename:dirname(code:which(?MODULE)) ++ "\"", + PzOpt = [{args,Pz}], + {ok,N1} = ?t:start_node(n1,peer,Opt ++ PzOpt), + {ok,_Pid} = rpc:call(N1,crashdump_helper,dump_maps,[]), + CD = dump(N1,DataDir,Rel,DumpName), + ?t:stop_node(n1), + CD. + dump(Node,DataDir,Rel,DumpName) -> Crashdump = filename:join(DataDir, dump_prefix(Rel)++DumpName), rpc:call(Node,os,putenv,["ERL_CRASH_DUMP",Crashdump]), @@ -751,6 +856,11 @@ dump_prefix(current) -> dump_prefix(Rel) -> lists:concat(["r",Rel,"_dump."]). +get_rel_from_dump_name(File) -> + Name = filename:basename(File), + ["r"++Rel|_] = string:split(Name,"_"), + list_to_integer(Rel). + compat_rel(current) -> ""; compat_rel(Rel) -> |