%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2002-2010. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
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%% retrieved online at http://www.erlang.org/.
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%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
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%%
-module(ttb_SUITE).
-compile(export_all).
%% Test functions
-export([all/1,file/1,file_no_pi/1,file_fetch/1,wrap/1,wrap_merge/1,
wrap_merge_fetch_format/1,write_config1/1,write_config2/1,
write_config3/1,history/1,write_trace_info/1,seq_trace/1,
diskless/1,otp_4967_1/1,otp_4967_2/1]).
-export([init_per_testcase/2, end_per_testcase/2]).
-export([foo/0]).
-include("test_server.hrl").
-define(default_timeout, ?t:minutes(1)).
init_per_testcase(_Case, Config) ->
ttb:stop(),
?line Dog=test_server:timetrap(?default_timeout),
[{watchdog, Dog}|Config].
end_per_testcase(_Case, Config) ->
Dog=?config(watchdog, Config),
?t:timetrap_cancel(Dog),
ok.
all(suite) -> [file,file_no_pi,file_fetch,wrap,wrap_merge,
wrap_merge_fetch_format,write_config1,write_config2,
write_config3,history,write_trace_info,seq_trace,diskless,
otp_4967_1,otp_4967_2].
file(suite) ->
[];
file(doc) ->
["Start tracing on multiple nodes, single file"];
file(Config) when is_list(Config) ->
?line Node = node(),
?line {ok,OtherNode} = ?t:start_node(node2,slave,[]),
?line c:nl(?MODULE),
?line S = self(),
?line Privdir=?config(priv_dir, Config),
?line File = filename:join(Privdir,"file"),
?line {ok,[Node]} =
ttb:tracer(Node,[{file, File},
{handler,{fun myhandler/4, S}}]),
?line {ok,[{S,[{matched,Node,_}]}]} = ttb:p(S,call),
?line {ok,[OtherNode]} =
ttb:tracer([Node,OtherNode],[{file, File},
{handler,{fun myhandler/4, S}}]),
?line {ok,[{all,[{matched,_,_},{matched,_,_}]}]} = ttb:p(all,call),
?line {ok,[]} = ttb:tracer([Node,OtherNode],
[{file, File},
{handler,{fun myhandler/4, S}}]),
?line {ok,[{matched,_,1},{matched,_,1}]} = ttb:tp(?MODULE,foo,[]),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ttb:stop(),
?line ?t:stop_node(OtherNode),
?line ok = ttb:format(filename:join(Privdir,atom_to_list(Node)++"-file")),
?line ok = ttb:format(filename:join(Privdir,
atom_to_list(OtherNode)++"-file")),
?line [{trace,{S,_,Node},call,{?MODULE,foo,[]}},
end_of_trace,
{trace,{_,_,OtherNode},call,{?MODULE,foo,[]}},
end_of_trace] = flush(),
ok.
file_no_pi(suite) ->
[];
file_no_pi(doc) ->
["Start tracing on multiple nodes, single file, no process information"];
file_no_pi(Config) when is_list(Config) ->
?line Node = node(),
?line {ok,OtherNode} = ?t:start_node(node2,slave,[]),
?line c:nl(?MODULE),
?line S = self(),
?line Privdir=?config(priv_dir, Config),
?line File = filename:join(Privdir,"file"),
?line {ok,[_,_]} =
ttb:tracer([Node,OtherNode],[{file, File},
{handler,{fun myhandler/4, S}},
{process_info,false}]),
?line {ok,[{all,[{matched,_,_},{matched,_,_}]}]} = ttb:p(all,call),
?line {ok,[{matched,_,1},{matched,_,1}]} = ttb:tp(?MODULE,foo,[]),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ttb:stop(),
?line ?t:stop_node(OtherNode),
?line ok = ttb:format(filename:join(Privdir,atom_to_list(Node)++"-file")),
?line ok = ttb:format(filename:join(Privdir,
atom_to_list(OtherNode)++"-file")),
?line [{trace,LocalProc,call,{?MODULE,foo,[]}},
end_of_trace,
{trace,RemoteProc,call,{?MODULE,foo,[]}},
end_of_trace] = flush(),
?line true = is_pid(LocalProc),
?line true = is_pid(RemoteProc),
ok.
file_fetch(suite) ->
[];
file_fetch(doc) ->
["stop with the fetch option, i.e. collect all files when ttb is stopped"];
file_fetch(Config) when is_list(Config) ->
?line Node = node(),
?line {ok,OtherNode} = ?t:start_node(node2,slave,[]),
?line c:nl(?MODULE),
?line S = self(),
?line Privdir=?config(priv_dir, Config),
?line ThisDir = filename:join(Privdir,this),
?line ok = file:make_dir(ThisDir),
?line OtherDir = filename:join(Privdir,other),
?line ok = file:make_dir(OtherDir),
?line ThisFile = filename:join(ThisDir,"file_fetch"),
?line OtherFile = filename:join(OtherDir,"file_fetch"),
%% I'm setting priv_dir as cwd, so ttb_upload directory is created there
%% and not in any other strange place!
?line {ok,Cwd} = file:get_cwd(),
?line ok = file:set_cwd(Privdir),
?line {ok,[Node]} =
ttb:tracer(Node,[{file, ThisFile},
{handler,{fun myhandler/4, S}}]),
?line {ok,[OtherNode]} =
ttb:tracer([OtherNode],[{file, OtherFile},
{handler,{fun myhandler/4, S}}]),
?line {ok,[{all,[{matched,_,_},{matched,_,_}]}]} = ttb:p(all,call),
?line {ok,[{matched,_,1},{matched,_,1}]} = ttb:tp(?MODULE,foo,[]),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ?t:capture_start(),
?line ttb:stop([fetch]),
?line ?t:capture_stop(),
?line [StoreString] = ?t:capture_get(),
?line UploadDir =
lists:last(string:tokens(lists:flatten(StoreString),"$ \n")),
?line ?t:stop_node(OtherNode),
%% check that files are no longer in original directories...
?line ok = check_gone(ThisDir,atom_to_list(Node)++"-file_fetch"),
?line ok = check_gone(ThisDir,atom_to_list(Node)++"-file_fetch.ti"),
% ?line false = lists:member(TrcLog,ThisList),
% ?line false = lists:member(TIFile,ThisList),
?line {ok,OtherList} = file:list_dir(OtherDir),
?line false = lists:member(atom_to_list(OtherNode)++"-file_fetch",OtherList),
?line false = lists:member(atom_to_list(OtherNode)++"-file_fetch.ti",
OtherList),
%% but instead in ttb_upload directory, where they can be formatted
?line ok = ttb:format(filename:join(UploadDir,
atom_to_list(Node)++"-file_fetch")),
?line ok = ttb:format(filename:join(UploadDir,
atom_to_list(OtherNode)++"-file_fetch")),
?line [{trace,{S,_,Node},call,{?MODULE,foo,[]}},
end_of_trace,
{trace,{_,_,OtherNode},call,{?MODULE,foo,[]}},
end_of_trace] = flush(),
?line ok = file:set_cwd(Cwd),
ok.
wrap(suite) ->
[];
wrap(doc) ->
["Start tracing on multiple nodes, wrap files"];
wrap(Config) when is_list(Config) ->
?line Node = node(),
?line {ok,OtherNode} = ?t:start_node(node2,slave,[]),
?line c:nl(?MODULE),
?line S = self(),
?line Privdir=?config(priv_dir, Config),
?line File = filename:join(Privdir,"wrap"),
?line {ok,[_,_]} =
ttb:tracer([Node,OtherNode],[{file, {wrap,File,200,3}},
{handler,{fun myhandler/4, S}}]),
?line {ok,[{all,[{matched,_,_},{matched,_,_}]}]} = ttb:p(all,call),
?line {ok,[{matched,_,1},{matched,_,1}]} = ttb:tp(?MODULE,foo,[]),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ttb:stop(),
?line ?t:stop_node(OtherNode),
?line ok = ttb:format(filename:join(Privdir,
atom_to_list(Node)++"-wrap.*.wrp")),
?line [{trace,{S,_,Node},call,{?MODULE,foo,[]}},
{trace,{S,_,Node},call,{?MODULE,foo,[]}},
{trace,{S,_,Node},call,{?MODULE,foo,[]}},
end_of_trace] = flush(),
?line ok = ttb:format(filename:join(Privdir,
atom_to_list(OtherNode)++"-wrap.*.wrp")),
?line [{trace,{_,_,OtherNode},call,{?MODULE,foo,[]}},
{trace,{_,_,OtherNode},call,{?MODULE,foo,[]}},
{trace,{_,_,OtherNode},call,{?MODULE,foo,[]}},
end_of_trace] = flush(),
%% Check that merge does not crash even if the timestamp flag is not on.
?line ok = ttb:format(
[filename:join(Privdir,
atom_to_list(Node)++"-wrap.*.wrp"),
filename:join(Privdir,
atom_to_list(OtherNode)++"-wrap.*.wrp")]),
?line [{trace,{S,_,Node},call,{?MODULE,foo,[]}},
{trace,{S,_,Node},call,{?MODULE,foo,[]}},
{trace,{S,_,Node},call,{?MODULE,foo,[]}},
end_of_trace,
{trace,{_,_,OtherNode},call,{?MODULE,foo,[]}},
{trace,{_,_,OtherNode},call,{?MODULE,foo,[]}},
{trace,{_,_,OtherNode},call,{?MODULE,foo,[]}},
end_of_trace] = flush(),
ok.
wrap_merge(suite) ->
[];
wrap_merge(doc) ->
["Start tracing on multiple nodes, wrap files, merge logs from both nodes"];
wrap_merge(Config) when is_list(Config) ->
?line Node = node(),
?line {ok,OtherNode} = ?t:start_node(node2,slave,[]),
?line c:nl(?MODULE),
?line S = self(),
?line Privdir=?config(priv_dir, Config),
?line File = filename:join(Privdir,"wrap_merge"),
?line {ok,[_,_]} =
ttb:tracer([Node,OtherNode],[{file, {wrap,File,200,3}},
{handler,{fun myhandler/4, S}}]),
?line {ok,[{all,[{matched,_,_},{matched,_,_}]}]}=ttb:p(all,[call,timestamp]),
?line {ok,[{matched,_,1},{matched,_,1}]} = ttb:tp(?MODULE,foo,[]),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ttb:stop(),
?line ?t:stop_node(OtherNode),
?line ok = ttb:format(
[filename:join(Privdir,
atom_to_list(Node)++"-wrap_merge.*.wrp"),
filename:join(Privdir,
atom_to_list(OtherNode)++"-wrap_merge.*.wrp")]),
?line [{trace_ts,{S,_,Node},call,{?MODULE,foo,[]},_},
{trace_ts,_,call,{?MODULE,foo,[]},_},
{trace_ts,{S,_,Node},call,{?MODULE,foo,[]},_},
{trace_ts,_,call,{?MODULE,foo,[]},_},
{trace_ts,{S,_,Node},call,{?MODULE,foo,[]},_},
end_of_trace,
{trace_ts,{_,_,OtherNode},call,{?MODULE,foo,[]},_},
end_of_trace] = flush(),
ok.
wrap_merge_fetch_format(suite) ->
[];
wrap_merge_fetch_format(doc) ->
["Start tracing on multiple nodes, wrap files, fetch and format at stop"];
wrap_merge_fetch_format(Config) when is_list(Config) ->
?line Node = node(),
?line {ok,OtherNode} = ?t:start_node(node2,slave,[]),
?line c:nl(?MODULE),
?line S = self(),
?line Privdir=?config(priv_dir, Config),
?line File = filename:join(Privdir,"wrap_merge_fetch_format"),
%% I'm setting priv_dir as cwd, so ttb_upload directory is created there
%% and not in any other strange place!
?line {ok,Cwd} = file:get_cwd(),
?line ok = file:set_cwd(Privdir),
?line {ok,[_,_]} =
ttb:tracer([Node,OtherNode],[{file, {wrap,File,200,3}},
{handler,{fun myhandler/4, S}}]),
?line {ok,[{all,[{matched,_,_},{matched,_,_}]}]}=ttb:p(all,[call,timestamp]),
?line {ok,[{matched,_,1},{matched,_,1}]} = ttb:tp(?MODULE,foo,[]),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ttb:stop([format]),
?line ?t:stop_node(OtherNode),
?line [{trace_ts,{S,_,Node},call,{?MODULE,foo,[]},_},
{trace_ts,{_,_,OtherNode},call,{?MODULE,foo,[]},_},
{trace_ts,{S,_,Node},call,{?MODULE,foo,[]},_},
{trace_ts,{_,_,OtherNode},call,{?MODULE,foo,[]},_},
{trace_ts,{S,_,Node},call,{?MODULE,foo,[]},_},
end_of_trace,
{trace_ts,{_,_,OtherNode},call,{?MODULE,foo,[]},_},
end_of_trace] = flush(),
?line ok = file:set_cwd(Cwd),
ok.
write_config1(suite) ->
[];
write_config1(doc) ->
["Write config given commands"];
write_config1(Config) when is_list(Config) ->
?line Node = node(),
?line {ok,OtherNode} = ?t:start_node(node2,slave,[]),
?line c:nl(?MODULE),
?line S = self(),
?line Privdir=?config(priv_dir, Config),
?line File = filename:join(Privdir,"write_config1"),
?line ok = ttb:write_config(File,
[{ttb,tracer,[[Node,OtherNode],
[{file, File},
{handler,{fun myhandler/4,S}}]]},
{ttb,p,[all,call]},
{ttb,tp,[?MODULE,foo,[]]}]),
?line [_,_,_] = ttb:list_config(File),
?line ok = ttb:run_config(File),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ttb:stop(),
?line ?t:stop_node(OtherNode),
?line ok = ttb:format(
[filename:join(Privdir,
atom_to_list(Node)++"-write_config1"),
filename:join(Privdir,
atom_to_list(OtherNode)++"-write_config1")]),
?line [{trace,{S,_,Node},call,{?MODULE,foo,[]}},
end_of_trace,
{trace,Other,call,{?MODULE,foo,[]}},
end_of_trace] = flush(),
case metatest(Other,OtherNode,Privdir,"-write_config1.ti") of
{error,Reason} ->
timer:sleep(5000),
?line ok = ttb:format(
[filename:join(Privdir,
atom_to_list(Node)++"-write_config1"),
filename:join(Privdir,
atom_to_list(OtherNode)++
"-write_config1")]),
?line io:format("\nTrying again: ~p\n",[flush()]),
?line ?t:fail(Reason);
ok ->
ok
end,
ok.
write_config2(suite) ->
[];
write_config2(doc) ->
["Write config from history (all)"];
write_config2(Config) when is_list(Config) ->
?line Node = node(),
?line {ok,OtherNode} = ?t:start_node(node2,slave,[]),
?line c:nl(?MODULE),
?line S = self(),
?line Privdir=?config(priv_dir, Config),
?line File = filename:join(Privdir,"write_config2"),
?line {ok,[_,_]} =
ttb:tracer([Node,OtherNode],[{file, File},
{handler,{fun myhandler/4, S}}]),
?line {ok,[{all,[{matched,_,_},{matched,_,_}]}]} = ttb:p(all,call),
?line {ok,[{matched,_,1},{matched,_,1}]} = ttb:tp(?MODULE,foo,[]),
?line ok = ttb:write_config(File,all),
?line ttb:stop(),
?line [_,_,_] = ttb:list_config(File),
?line ok = ttb:run_config(File),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ttb:stop(),
?line ?t:stop_node(OtherNode),
?line ok = ttb:format(
[filename:join(Privdir,
atom_to_list(Node)++"-write_config2"),
filename:join(Privdir,
atom_to_list(OtherNode)++"-write_config2")]),
?line [{trace,{S,_,Node},call,{?MODULE,foo,[]}},
end_of_trace,
{trace,Other,call,{?MODULE,foo,[]}},
end_of_trace] = flush(),
case metatest(Other,OtherNode,Privdir,"-write_config2.ti") of
{error,Reason} ->
timer:sleep(5000),
?line ok = ttb:format(
[filename:join(Privdir,
atom_to_list(Node)++"-write_config2"),
filename:join(Privdir,
atom_to_list(OtherNode)++
"-write_config2")]),
?line io:format("\nTrying again: ~p\n",[flush()]),
?line ?t:fail(Reason);
ok ->
ok
end,
ok.
write_config3(suite) ->
[];
write_config3(doc) ->
["Write config from history (selected and append)"];
write_config3(Config) when is_list(Config) ->
?line Node = node(),
?line {ok,OtherNode} = ?t:start_node(node2,slave,[]),
?line c:nl(?MODULE),
?line S = self(),
?line Privdir=?config(priv_dir, Config),
?line File = filename:join(Privdir,"write_config3"),
?line {ok,[_,_]} =
ttb:tracer([Node,OtherNode],[{file, File},
{handler,{fun myhandler/4, S}}]),
?line {ok,[{all,[{matched,_,_},{matched,_,_}]}]} = ttb:p(all,call),
?line {ok,[{matched,_,1},{matched,_,1}]} = ttb:tp(?MODULE,foo,[]),
?line ok = ttb:write_config(File,[1,2]),
?line ttb:stop(),
?line [_,_] = ttb:list_config(File),
?line ok = ttb:run_config(File),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ttb:stop(),
?line ok = ttb:format(
[filename:join(Privdir,
atom_to_list(Node)++"-write_config3"),
filename:join(Privdir,
atom_to_list(OtherNode)++"-write_config3")]),
?line [] = flush(), %foo is not traced
?line ok = ttb:write_config(File,[{ttb,tp,[?MODULE,foo,[]]}],
[append]),
?line [_,_,_] = ttb:list_config(File),
?line ok = ttb:run_config(File),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ttb:stop(),
?line ?t:stop_node(OtherNode),
?line ok = ttb:format(
[filename:join(Privdir,
atom_to_list(Node)++"-write_config3"),
filename:join(Privdir,
atom_to_list(OtherNode)++"-write_config3")]),
?line [{trace,{S,_,Node},call,{?MODULE,foo,[]}},
end_of_trace,
{trace,Other,call,{?MODULE,foo,[]}},
end_of_trace] = flush(),
case metatest(Other,OtherNode,Privdir,"-write_config3.ti") of
{error,Reason} ->
timer:sleep(5000),
?line ok = ttb:format(
[filename:join(Privdir,
atom_to_list(Node)++"-write_config3"),
filename:join(Privdir,
atom_to_list(OtherNode)++
"-write_config3")]),
?line io:format("\nTrying again: ~p\n",[flush()]),
?line ?t:fail(Reason);
ok ->
ok
end,
ok.
history(suite) ->
[];
history(doc) ->
["List history and execute entry from history"];
history(Config) when is_list(Config) ->
?line Node = node(),
?line {ok,OtherNode} = ?t:start_node(node2,slave,[]),
?line c:nl(?MODULE),
?line S = self(),
?line Nodes = [Node,OtherNode],
?line Privdir=?config(priv_dir, Config),
?line File = filename:join(Privdir,"history"),
?line StartOpts = [{file, File},
{handler,{fun myhandler/4, S}}],
?line {ok,[_,_]} = ttb:tracer(Nodes,StartOpts),
?line {ok,[{all,[{matched,_,_},{matched,_,_}]}]} = ttb:p(all,call),
?line {ok,[{matched,_,1},{matched,_,1}]} = ttb:tp(?MODULE,foo,[]),
?line {ok,[{matched,_,1},{matched,_,1}]} = ttb:ctp(?MODULE,foo),
?line [{1,{ttb,tracer,[Nodes,StartOpts]}},
{2,{ttb,p,[all,call]}},
{3,{ttb,tp,[?MODULE,foo,[]]}},
{4,{ttb,ctp,[?MODULE,foo]}}] = ttb:list_history(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ok = ttb:run_history(3),
?line ?MODULE:foo(),
?line ok = ttb:run_history([3,4]),
?line ?MODULE:foo(),
?line ttb:stop(),
?line ?t:stop_node(OtherNode),
?line ok = ttb:format(
[filename:join(Privdir,atom_to_list(Node)++"-history"),
filename:join(Privdir,atom_to_list(OtherNode)++"-history")]),
?line [{trace,{S,_,Node},call,{?MODULE,foo,[]}},
end_of_trace] = flush(),
ok.
write_trace_info(suite) ->
[];
write_trace_info(doc) ->
["Write trace info and give handler explicitly in format command"];
write_trace_info(Config) when is_list(Config) ->
?line Node = node(),
?line {ok,OtherNode} = ?t:start_node(node2,slave,[]),
?line c:nl(?MODULE),
?line S = self(),
?line Privdir=?config(priv_dir, Config),
?line File = filename:join(Privdir,"write_trace_info"),
?line {ok,[_,_]} =
ttb:tracer([Node,OtherNode],[{file, File},
{handler,{fun myhandler/4, S}}]),
?line {ok,[{all,[{matched,_,_},{matched,_,_}]}]} = ttb:p(all,call),
?line {ok,[{matched,_,1},{matched,_,1}]} = ttb:tp(?MODULE,foo,[]),
?line ok = ttb:write_trace_info(mytraceinfo,fun() -> node() end),
?line ?MODULE:foo(),
?line rpc:call(OtherNode,?MODULE,foo,[]),
?line ttb:stop(),
?line ?t:stop_node(OtherNode),
?line ok = ttb:format(
[filename:join(Privdir,atom_to_list(Node)++"-write_trace_info"),
filename:join(Privdir,
atom_to_list(OtherNode)++"-write_trace_info")],
[{handler,{fun otherhandler/4,S}}]),
?line [{{trace,{S,_,Node},call,{?MODULE,foo,[]}},[Node]},
{end_of_trace,[Node]},
{{trace,{_,_,OtherNode},call,{?MODULE,foo,[]}},[OtherNode]},
{end_of_trace,[OtherNode]}] = flush(),
ok.
seq_trace(suite) ->
[];
seq_trace(doc) ->
["Test sequential tracing"];
seq_trace(Config) when is_list(Config) ->
?line S = self(),
?line Privdir=?config(priv_dir, Config),
?line File = filename:join(Privdir,"seq_trace"),
?line {ok,[Node]} = ttb:tracer(node(),[{file,File},
{handler,{fun myhandler/4, S}}]),
?line {ok,[{new,[{matched,Node,0}]}]} = ttb:p(new,call),
?line {ok,[{matched,Node,1},{saved,1}]} =
ttb:tpl(?MODULE,seq,0,ttb:seq_trigger_ms(send)),
?line Start = spawn(fun() -> seq() end),
?line timer:sleep(300),
?line ttb:stop(),
?line ok = ttb:format(
[filename:join(Privdir,atom_to_list(Node)++"-seq_trace")]),
?line [{trace,StartProc,call,{?MODULE,seq,[]}},
{seq_trace,0,{send,{0,1},StartProc,P1Proc,{Start,P2}}},
{seq_trace,0,{send,{1,2},P1Proc,P2Proc,{P1,Start}}},
{seq_trace,0,{send,{2,3},P2Proc,StartProc,{P2,P1}}},
end_of_trace] = flush(),
%% Additional test for metatrace
case StartProc of
{Start,_,_} -> ok;
Pid when is_pid(Pid) ->
io:format("\n\nProcinfo was pid: ~p.\n"
"Should have been {Pid,Name,Node}\n",
[Pid]),
io:format("Trace information file:\n~p\n",
[ttb:dump_ti(
filename:join(Privdir,
atom_to_list(Node)++"-seq_trace.ti"))]),
?t:fail("metatrace failed for startproc")
end,
case P1Proc of
{P1,_,_} -> ok;
P1 when is_pid(P1) ->
io:format("\n\nProcinfo was pid: ~p.\n"
"Should have been {Pid,Name,Node}\n",
[P1]),
io:format("Trace information file:\n~p\n",
[ttb:dump_ti(
filename:join(Privdir,
atom_to_list(Node)++"-seq_trace.ti"))]),
?t:fail("metatrace failed for P1")
end,
case P2Proc of
{P2,_,_} -> ok;
P2 when is_pid(P2) ->
io:format("\n\nProcinfo was pid: ~p.\n"
"Should have been {Pid,Name,Node}\n",
[P2]),
io:format("Trace information file:\n~p\n",
[ttb:dump_ti(
filename:join(Privdir,
atom_to_list(Node)++"-seq_trace.ti"))]),
?t:fail("metatrace failed for P2")
end,
ok.
diskless(suite) ->
[];
diskless(doc) ->
["Start tracing on diskless remote node"];
diskless(Config) when is_list(Config) ->
?line {ok,RemoteNode} = ?t:start_node(node2,slave,[]),
?line c:nl(?MODULE),
?line S = self(),
?line Privdir=?config(priv_dir, Config),
?line File = filename:join(Privdir,"diskless"),
?line {ok,[RemoteNode]} =
ttb:tracer([RemoteNode],[{file, {local, File}},
{handler,{fun myhandler/4, S}}]),
?line {ok,[{all,[{matched,RemoteNode,_}]}]} = ttb:p(all,call),
?line {ok,[{matched,RemoteNode,1}]} = ttb:tp(?MODULE,foo,[]),
?line rpc:call(RemoteNode,?MODULE,foo,[]),
?line timer:sleep(500), % needed for the IP port to flush
?line ttb:stop(),
?line ?t:stop_node(RemoteNode),
?line ok = ttb:format(filename:join(Privdir,
atom_to_list(RemoteNode)++"-diskless")),
?line [{trace,{_,_,RemoteNode},call,{?MODULE,foo,[]}},
end_of_trace] = flush(),
ok.
otp_4967_1(suite) ->
[];
otp_4967_1(doc) ->
["OTP-4967: clear flag"];
otp_4967_1(Config) when is_list(Config) ->
?line {ok,[Node]} = ttb:tracer(),
?line {ok,[{all,[{matched,Node,_}]}]} = ttb:p(all,call),
?line {ok,[{all,[{matched,Node,_}]}]} = ttb:p(all,clear),
?line stopped = ttb:stop(),
ok.
otp_4967_2(suite) ->
[];
otp_4967_2(doc) ->
["OTP-4967: Trace message sent to {Name, Node}"];
otp_4967_2(Config) when is_list(Config) ->
io:format("1: ~p",[now()]),
?line Privdir = ?config(priv_dir,Config),
io:format("2: ~p",[now()]),
?line File = filename:join(Privdir,"otp_4967"),
io:format("3: ~p",[now()]),
?line S = self(),
io:format("4: ~p",[now()]),
?line {ok,[Node]} =
ttb:tracer(node(),[{file, File},
{handler,{fun myhandler/4, S}}]),
io:format("5: ~p",[now()]),
%% Test that delayed registration of a process works.
receive after 200 -> ok end,
?line register(otp_4967,self()),
io:format("6: ~p",[now()]),
?line {ok,[{S,[{matched,Node,1}]}]} = ttb:p(self(),s),
io:format("7: ~p",[now()]),
?line {otp_4967,node()} ! heihopp,
io:format("8: ~p",[now()]),
?line stopped = ttb:stop([format]),
io:format("9: ~p",[now()]),
?line Msgs = flush(),
io:format("10: ~p",[now()]),
?line io:format("Messages received: \n~p\n",[Msgs]),
io:format("11: ~p",[now()]),
?line true = lists:member(heihopp,Msgs), % the heihopp message itself
io:format("13: ~p",[now()]),
?line {value,{trace,_,send,heihopp,{_,otp_4967,Node}}} =
lists:keysearch(heihopp,4,Msgs), % trace trace of the heihopp message
io:format("14: ~p",[now()]),
?line end_of_trace = lists:last(Msgs), % end of the trace
ok.
myhandler(_Fd,Trace,_,Relay) ->
Relay ! Trace,
Relay.
otherhandler(_Fd,Trace,TI,Relay) ->
{value,{mytraceinfo,I}} = lists:keysearch(mytraceinfo,1,TI),
Relay ! {Trace,I},
Relay.
flush() ->
flush([]).
flush(Acc) ->
receive
X ->
flush(Acc ++ [X])
after 1000 ->
Acc
end.
foo() ->
%% Sync between nodes is not always exact, so here is a litle timeout to
%% make sure traces come i correct sequence when merging.
%% In the real world there is no way to avoid this kind of trouble
timer:sleep(100),
foo_called.
seq() ->
Fun = fun() -> timer:sleep(100),
receive {From,To} -> To ! {self(),From} end
end,
P1 = spawn(Fun),
P2 = spawn(Fun),
P1 ! {self(),P2},
receive {P2,P1} -> ok end,
{P1,P2}.
%% Additional test for metatrace which might fail on OtherNode
metatest(Proc,Node,Privdir,Filename) ->
case Proc of
{_,_,Node} -> ok;
Pid when is_pid(Pid) ->
io:format("\n\nProcinfo was pid: ~p.\n"
"Should have been {Pid,Name,Node}\n",
[Pid]),
io:format("Trace information file:\n~p\n",
[ttb:dump_ti(
filename:join(Privdir,atom_to_list(Node)++Filename))]),
% ?t:fail("metatrace failed on "++atom_to_list(Node))
{error,"metatrace failed on "++atom_to_list(Node)}
end.
check_gone(Dir,File) ->
?line {ok,List} = file:list_dir(Dir),
?line case lists:member(File,List) of
true ->
timer:sleep(2000),
{ok,NewList} = file:list_dir(Dir),
case lists:member(File,NewList) of
true ->
io:format("~p: ~p~n",
[Dir,NewList]),
?t:fail(File ++ " not removed from original place");
false ->
io:format("gone after 2 sec....~n",[]),
ok
end;
false ->
ok
end.
