% ``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
%% Erlang Public License along with this software. If not, it can be
%% retrieved via the world wide web at http://www.erlang.org/.
%%
%% 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.
%%
%% The Initial Developer of the Original Code is Ericsson Utvecklings AB.
%% Portions created by Ericsson are Copyright 1999, Ericsson Utvecklings
%% AB. All Rights Reserved.''
%%
%% $Id$
%%
%% Description:
%% Test suite for the inviso_tool. It is here assumed that inviso works
%% properly.
%%
%% Authors:
%% Lennart �hman, [email protected]
%% -----------------------------------------------------------------------------
-module(inviso_tool_SUITE).
-compile(export_all).
-include("test_server.hrl").
-include_lib("kernel/include/file.hrl").
-define(l,?line).
all(suite) ->
[
dist_basic_1,
dist_rtc,
dist_reconnect,
dist_adopt,
dist_history,
dist_start_session_special
].
%% -----------------------------------------------------------------------------
init_per_suite(Config) ->
Config.
%% -----------------------------------------------------------------------------
end_per_suite(_Config) ->
ok.
%% -----------------------------------------------------------------------------
%% For each distributed testcase, we need two other distributed nodes to run the
%% runtime components on. Since they are freshly started every time there is no
%% need to clean them up first.
init_per_testcase(_Case,Config) ->
?l TH=test_server:timetrap(100000),
?l {ok,Node1}=test_server:start_node(inviso1,peer,[]),
?l {ok,Node2}=test_server:start_node(inviso2,peer,[]),
?l SuiteDir=filename:dirname(code:which(?MODULE)),
%% Otherwise peer nodes will not find this module!
?l true=rpc:call(Node1,code,add_patha,[SuiteDir]),
?l true=rpc:call(Node2,code,add_patha,[SuiteDir]),
%% SPECIAL FOR MY PRIVATE TEST ENVIROMENT
% ?l rpc:call(Node1,code,add_patha,["/clearcase/otp/tools/runtime_tools/ebin"]),
% ?l rpc:call(Node1,code,add_patha,["/clearcase/otp/tools/inviso/ebin"]),
% ?l rpc:call(Node2,code,add_patha,["/clearcase/otp/tools/runtime_tools/ebin"]),
% ?l rpc:call(Node2,code,add_patha,["/clearcase/otp/tools/inviso/ebin"]),
% %% SPECIAL FOR MY PRIVATE TEST ENVIROMENT, windows.
% ?l rpc:call(Node1,code,add_patha,["C:/DATA/PROJECTS/inviso_project/runtime_tools/ebin"]),
% ?l rpc:call(Node1,code,add_patha,["C:/DATA/PROJECTS/inviso_project/inviso/ebin"]),
% ?l rpc:call(Node2,code,add_patha,["C:/DATA/PROJECTS/inviso_project/runtime_tools/ebin"]),
% ?l rpc:call(Node2,code,add_patha,["C:/DATA/PROJECTS/inviso_project/inviso/ebin"]),
?l ok=rpc:call(Node1,application,start,[runtime_tools]),
?l ok=rpc:call(Node2,application,start,[runtime_tools]),
?l timer:sleep(100), % Problem with autostarted runtime.
%% The following is a test that the inviso_rt processes which are autostarted
%% are now gone.
?l ok=poll(rpc,call,[Node1,erlang,whereis,[inviso_rt]],undefined,20),
?l ok=poll(rpc,call,[Node2,erlang,whereis,[inviso_rt]],undefined,20),
NewConfig1=insert_remotenode_config(inviso1,Node1,Config),
NewConfig2=insert_remotenode_config(inviso2,Node2,NewConfig1),
insert_timetraphandle_config(TH,NewConfig2).
%% -----------------------------------------------------------------------------
fin_per_testcase(_Case,Config) ->
?l test_server:stop_node(get_remotenode_config(inviso1,Config)),
?l test_server:stop_node(get_remotenode_config(inviso2,Config)),
?l test_server:timetrap_cancel(get_timetraphandle_config(Config)),
?l case whereis(inviso_tool) of % In case inviso_tool did not stop.
Pid when pid(Pid) ->
?l io:format("Had to kill inviso_tool!~n",[]),
?l exit(Pid,kill);
_ ->
true
end,
?l case whereis(inviso_rt) of % In case we ran a runtime here.
Pid2 when pid(Pid2) ->
?l io:format("Had to kill inviso_rt!~n",[]),
?l exit(Pid2,kill);
_ ->
true
end,
?l case whereis(inviso_c) of % In case we ran the controll component here.
Pid3 when pid(Pid3) ->
?l io:format("Had to kill inviso_c!~n",[]),
?l exit(Pid3,kill);
_ ->
true
end,
NewConfig1=remove_remotenode_config(inviso1,Config),
NewConfig2=remove_remotenode_config(inviso2,NewConfig1),
remove_timetraphandle_config(NewConfig2).
%% -----------------------------------------------------------------------------
%% ==============================================================================
%% Testcases.
%% ==============================================================================
%% -----------------------------------------------------------------------------
%% Functional tests:
%% API:
%% start/0 dist_basic_1
%% stop/0 dist_basic_1
%% reconnect_nodes/1 dist_reconnect
%% start_session/0 dist_basic_1
%% reinitiate_session/1 dist_reconnect
%% stop_session/0 dist_basic_1
%% atc/3 dist_basic_1
%% sync_atc/3 dist_basic_1
%% sync_rtc/2, dist_rtc
%% dtc/2 dist_basic_1
%% sync_dtc/2 dist_basic_1
%% inviso/2 dist_basic_1
%% reactivate/1 dist_basic_1
%% get_autostart_data/2 dist_basic_1
%% get_activities/0 dist_basic_1
%% save_history/1 dist_history
%% restore_session/1 dist_history
%% get_node_status/1 dist_basic_1
%% get_session_data/0 dist_basic_1
%% flush/0 dist_basic_1
%% -----------------------------------------------------------------------------
%% Non functional tests:
%% Run the control component on both the dist_history
%% same node as the tool and on a
%% different node.
%% Let a trace case crash in its execution dist_basic_1
%% and check that it does not become
%% part of the history.
%% Check that tracer data becomes what the NOT IMPLEMENTED
%% tdg function generates.
%% Check that all inviso runtime stop_inviso_tool/2
%% components terminate if the tool is
%% killed.
%% Check that activation/deactivation dist_basic_1
%% cancels each other out in the history.
%% Check that regexp expansion is done on dist_reconnect
%% another node if regexp_node is down.
%% Test that tool-commands activating dist_basic_1
%% something done during a reactivation
%% are actually done a bit later at the
%% reactivated node (this since the the
%% command being reactivated at the momen
%% at the reactivating node may not
%% be finished at the time the new tool
%% command is issued).
%% Check that deactivating tracecases are dist_basic_1
%% not redone at a reactivating node.
%% (to prevent it from being redone and
%% then just deactivated).
%% Check that on-going reactivators and NOT IMPLEMENTED
%% tracecases are killed when stop_session.
%% Check that inviso_tool can and will adopt
%% a running runtime component. dist_adopt
%% -----------------------------------------------------------------------------
-define(TC_DEF_FILE,filename:join(DataDir,"tracecase_def.txt")).
%% TEST CASE: Basic, distributed, start of inviso_tool with simple tracing.
dist_basic_1(doc) -> ["Simple test"];
dist_basic_1(suite) -> [];
dist_basic_1(Config) when list(Config) ->
RemoteNodes=get_remotenodes_config(Config),
[RegExpNode|_]=RemoteNodes,
CNode=node(),
Nodes=RemoteNodes,
DataDir=?config(data_dir,Config),
PrivDir=filename:join(?config(priv_dir,Config),""),
Opts=[{regexp_node,RegExpNode},
{tdg,{?MODULE,tdg,[PrivDir]}},
{tc_def_file,?TC_DEF_FILE},
{initial_tcs,[{tracecase_init,[]}]},
{dir,DataDir}], % This is where we find tracecases.
?l start_inviso_tool(Nodes,CNode,Opts),
%% Now we know that all inviso runtimes are running and are not tracing.
?l {error,no_session}=inviso_tool:inviso(tpl,[lists,module_info,0,[]]),
?l {error,no_session}=inviso_tool:get_session_data(),
?l start_inviso_tool_session(CNode,[],1,Nodes),
?l {ok,{tracing,1,TDGargs}}=inviso_tool:get_session_data(),
?l true=is_list(TDGargs),
%% Check that the initial tracecase has been executed at all tracing nodes.
?l lists:foreach(fun(N)->
ok=poll(rpc,
call,
[N,
erlang,
trace_info,
[{lists,module_info,1},traced]],
{traced,local},
20)
end,
Nodes),
%% Start a test process at every node with a runtime component.
?l lists:foreach(fun(N)->spawn(N,?MODULE,test_proc_init,[]) end,Nodes),
%% Find the pids of the test processes.
?l TestProcs=lists:map(fun(N)->rpc:call(N,erlang,whereis,[inviso_tool_test_proc]) end,
Nodes),
?l true=(1=<length(TestProcs)),
%% Activate a trace case.
?l {error,unknown_tracecase}=inviso_tool:atc(nonexistant,id,[]),
?l {error,{missing_variable,'ProcessName'}}=
inviso_tool:atc(tracecase1,id1,[]),
?l ok=inviso_tool:atc(tracecase1,id1,[{'ProcessName',inviso_tool_test_proc}]),
?l {error,activating}=inviso_tool:atc(tracecase1,id1,[{'ProcessName',inviso_tool_test_proc}]),
?l {ok,[{tracecases,[{{tracecase1,id1},activating}]}]}=inviso_tool:get_activities(),
?l timer:sleep(1700), % There is a 500 ms delay in the tracecase.
?l {error,already_started}=
inviso_tool:atc(tracecase1,id1,[{'ProcessName',inviso_tool_test_proc}]),
%% Now check that the trace case was executed at Nodes.
?l lists:foreach(fun(P)->
?l ok=poll(rpc,
call,
[node(P),erlang,trace_info,[P,flags]],
{flags,[call]},
10),
?l ok=poll(rpc,
call,
[node(P),erlang,trace_info,[{math,module_info,1},traced]],
{traced,local},
10)
end,
TestProcs),
?l lists:foreach(fun(P) ->
?l ok=poll(rpc,
call,
[node(P),erlang,trace_info,[{math,module_info,0},traced]],
{traced,false},
1)
end,
TestProcs),
%% Test inviso_tool:inviso/2.
?l {ok,NodeResults1}=inviso_tool:inviso(tpl,[math,module_info,0,[]]),
?l true=check_noderesults(Nodes,{ok,[1]},NodeResults1),
?l lists:foreach(fun(P) ->
?l ok=poll(rpc,
call,
[node(P),erlang,trace_info,[{math,module_info,0},traced]],
{traced,local},
10)
end,
TestProcs),
%% Test inviso_tool:sync_atc/3.
?l a_return_value=inviso_tool:sync_atc(tracecase2,id2,[]), % This will take 3000 ms.
?l lists:foreach(fun(P) ->
?l ok=poll(rpc,
call,
[node(P),erlang,trace_info,[{math,pi,0},traced]],
{traced,local},
10)
end,
TestProcs),
%% Test the reactivation mechanism.
?l [ANode|OtherNodes]=Nodes, % Get a node to suspend.
?l {ok,{tracing,running}}=inviso_tool:get_node_status(ANode),
?l {ok,[{ANode,ok}]}=rpc:call(CNode,inviso,suspend,[[ANode],test]),
?l [APid|_]=TestProcs, % The first process is at ANode.
%% Now check that trace flags were removed at ANode. This is actually testing inviso.
?l ok=poll(rpc,call,[node(APid),erlang,trace_info,[APid,flags]],{flags,[]},10),
?l {ok,{tracing,suspended}}=inviso_tool:get_node_status(ANode),
%% Now reactivate it and expect the history to be redone. But it will take
%% 3000 ms since there is a delay in tracecase2. Use that delay to issue a new
%% tool command.
?l ok=inviso_tool:reactivate(ANode),
?l {ok,reactivating}=inviso_tool:get_node_status(ANode),
?l {ok,NodeResults2}=inviso_tool:inviso(tpl,[math,sin,1,[]]),
?l true=check_noderesults(OtherNodes,{ok,[1]},NodeResults2),
%% Verify that the inviso command was not done (yet) at ANode.
?l {traced,false}=rpc:call(ANode,erlang,trace_info,[{math,sin,1},traced]),
?l {ok,[{reactivating_nodes,[ANode]}]}=inviso_tool:get_activities(),
?l timer:sleep(3600),
%% Now the history shall have been redone including the new inviso command.
?l ok=poll(rpc,call,[ANode,erlang,trace_info,[{math,sin,1},traced]],{traced,local},10),
?l {flags,[call]}=rpc:call(ANode,erlang,trace_info,[APid,flags]),
?l {ok,[]}=inviso_tool:get_activities(),
%% Check the get_autostart function. We know that we use the standard options
%% generator and the tracecases activated above.
?l {ok,{AutostartData1,NodeResults3}}=
inviso_tool:get_autostart_data(Nodes,{dependency,infinity}),
?l true=check_noderesults(Nodes,
fun({_N,{ok,{[{dependency,infinity}],{tdg,{_M,_F,TDlist}}}}})
when list(TDlist)->
true;
(_) ->
false
end,
NodeResults3),
%% Check the tracecase that shall be activated and their order.
?l TraceCaseFileNameInit=filename:join(DataDir,"./tracecase_init.trc"),
?l TraceCaseFileName1=filename:join(DataDir,"./tracecase1_on.trc"),
?l TraceCaseFileName2=filename:join(DataDir,"./tracecase2_on.trc"),
?l [{file,{TraceCaseFileNameInit,[]}},
{file,{TraceCaseFileName1,[{'ProcessName',inviso_tool_test_proc}]}},
{mfa,{inviso,tpl,[math,module_info,0,[]]}},
{file,{TraceCaseFileName2,[]}},
{mfa,{inviso,tpl,[math,sin,1,[]]}}]=AutostartData1,
%% Try to activate a faulty tracecase. We shall get the same history as before.
?l ok=inviso_tool:atc(tracecase3,id3,[]),
?l ok=poll(inviso_tool,get_activities,[],{ok,[]},10),
?l {ok,{AutostartData1,NodeResults3}}=
inviso_tool:get_autostart_data(Nodes,{dependency,infinity}),
%% Now deactivate a trace case.
?l inviso_tool:dtc(tracecase1,id1),
%% Check that the now deactivated trace case is not part of autostart data
%% if requested from the tool.
?l {ok,{AutostartData2,_NodeResults}}=
inviso_tool:get_autostart_data(Nodes,{dependency,infinity}),
?l [{file,{TraceCaseFileNameInit,[]}},
{mfa,{inviso,tpl,[math,module_info,0,[]]}},
{file,{TraceCaseFileName2,[]}},
{mfa,{inviso,tpl,[math,sin,1,[]]}}]=AutostartData2,
%% Now tracing shall be removed since we deactivated tracecase1.
?l lists:foreach(fun(P)->
?l ok=poll(rpc,
call,
[node(P),erlang,trace_info,[P,flags]],
{flags,[]},
10),
?l ok=poll(rpc,
call,
[node(P),erlang,trace_info,[{math,module_info,1},traced]],
{traced,false},
10)
end,
TestProcs),
%% Suspend the ANode again and check that when it is reactivated that
%% tracecase1 is not redone at all. We use an ets table with a counter that is
%% incremented every time the tracecase1 is executed.
?l {ok,[{ANode,ok}]}=rpc:call(CNode,inviso,suspend,[[ANode],testagain]),
?l [{counter,SideEffectCounter1}]=rpc:call(ANode,ets,lookup,[test_proc_tab,counter]),
?l true=(SideEffectCounter1>0),
?l ok=inviso_tool:reactivate(ANode),
?l timer:sleep(3000), % The delay in tracecase2.
?l ok=poll(inviso_tool,get_activities,[],{ok,[]},10),
%% Now the reactivation is done, check that tracecase1 was not redone at ANode.
?l [{counter,SideEffectCounter1}]=rpc:call(ANode,ets,lookup,[test_proc_tab,counter]),
%% Deactivate tracecase2.
?l another_return_value=inviso_tool:sync_dtc(tracecase2,id2),
%% Immediately check the autostart data (again!). This time we want to see
%% that the two inviso commands have been joined since there is no tracecase
%% in between.
?l {ok,{AutostartData3,NodeResults}}=
inviso_tool:get_autostart_data(Nodes,{dependency,infinity}),
?l [{file,{TraceCaseFileNameInit,[]}},
{mfa,{inviso,tpl,[math,module_info,0,[]]}},
{mfa,{inviso,tpl,[math,sin,1,[]]}}]=AutostartData3,
%% Check that a deactivating tracecase is not redone at a reactivating node.
?l inviso_tool:sync_atc(tracecase5,id5,[]), % Updates the counter.
%% Yet again suspend the node when we know that tracecase5 has been executed.
?l {ok,[{ANode,ok}]}=rpc:call(CNode,inviso,suspend,[[ANode],testagain2]),
?l timer:sleep(100), % Subscription reaches the tool.
?l [{counter,SideEffectCounter2A}]=rpc:call(ANode,ets,lookup,[test_proc_tab,counter]),
?l [BNode|_]=OtherNodes,
?l [{counter,SideEffectCounter2B}]=rpc:call(BNode,ets,lookup,[test_proc_tab,counter]),
?l ok=inviso_tool:dtc(tracecase5,id5), % In here there is a 2000 ms delay!
?l ok=inviso_tool:reactivate(ANode),
%% Check that the reactivator is done, but that the tracecase remains. The
%% reactivator should be done pretty quickly since there are no delays in the
%% still active tracecases.
?l ok=poll(inviso_tool,
get_activities,
[],
{ok,[{tracecases,[{{tracecase5,id5},deactivating}]}]},
10),
?l ok=poll(inviso_tool,get_activities,[],{ok,[]},30),
?l [{counter,SideEffectCounter2A}]=rpc:call(ANode,ets,lookup,[test_proc_tab,counter]),
?l SideEffectCounter2B1=SideEffectCounter2B+1,
?l [{counter,SideEffectCounter2B1}]=rpc:call(BNode,ets,lookup,[test_proc_tab,counter]),
%% Check the flush function. It is difficult to find out if it really flushed.
?l {ok,NodeResults4}=inviso_tool:flush(),
?l true=check_noderesults(Nodes,ok,NodeResults4),
%% Check that this function still has a trace pattern. We are going to stop session
%% and check that it is still there.
?l lists:foreach(fun(N)->
ok=poll(rpc,
call,
[N,
erlang,
trace_info,
[{math,sin,1},traced]],
{traced,local},
20)
end,
Nodes),
?l stop_inviso_tool_session(CNode,1,Nodes),
?l {ok,{not_tracing,1,TDGargs}}=inviso_tool:get_session_data(),
?l {ok,NodeResults5}=inviso_tool:flush(Nodes),
?l true=check_noderesults(Nodes,fun({_,{error,_}})->true;(_)->false end,NodeResults5),
?l {ok,[]}=inviso_tool:flush(),
%% Check that you can not start trace cases when the session is stopped.
?l {error,no_session}=inviso_tool:atc(tracecase2,id3,[]),
%% But the history shall be there to retrieve.
?l {ok,{AutostartData3,NodeResults}}=
inviso_tool:get_autostart_data(Nodes,{dependency,infinity}),
?l {ok,{inactive,running}}=inviso_tool:get_node_status(ANode),
%% Check that the trace pattern is still there.
?l lists:foreach(fun(N)->
ok=poll(rpc,
call,
[N,
erlang,
trace_info,
[{math,sin,1},traced]],
{traced,local},
20)
end,
Nodes),
%% Now start a session and check that the trace patterns is gone.
?l start_inviso_tool_session(CNode,[],2,Nodes),
?l lists:foreach(fun(N)->
ok=poll(rpc,
call,
[N,
erlang,
trace_info,
[{math,sin,1},traced]],
{traced,false},
20)
end,
Nodes),
?l stop_inviso_tool_session(CNode,2,Nodes),
?l stop_inviso_tool(CNode,Nodes),
ok.
%% -----------------------------------------------------------------------------
%% This test case tests the rtc trace case mechanism.
dist_rtc(doc) -> [""];
dist_rtc(suite) -> [];
dist_rtc(Config) when is_list(Config) ->
RemoteNodes=get_remotenodes_config(Config),
[RegExpNode|_]=RemoteNodes,
CNode=node(),
Nodes=RemoteNodes,
DataDir=?config(data_dir,Config),
PrivDir=filename:join(?config(priv_dir,Config),""),
Opts=[{regexp_node,RegExpNode},
{tdg,{?MODULE,tdg,[PrivDir]}},
{tc_def_file,?TC_DEF_FILE},
{initial_tcs,[{tracecase_init,[]}]},
{dir,DataDir}], % This is where we find tracecases.
?l start_inviso_tool(Nodes,CNode,Opts),
?l start_inviso_tool_session(CNode,[],1,Nodes),
%% Check that the initial tracecase has been executed at all tracing nodes.
?l lists:foreach(fun(N)->
ok=poll(rpc,
call,
[N,
erlang,
trace_info,
[{lists,module_info,1},traced]],
{traced,local},
20)
end,
Nodes),
%% Start a test process at every node with a runtime component.
?l lists:foreach(fun(N)->spawn(N,?MODULE,test_proc_init,[]) end,Nodes),
%% Find the pids of the test processes.
?l TestProcs=lists:map(fun(N)->rpc:call(N,erlang,whereis,[inviso_tool_test_proc]) end,
Nodes),
?l true=(1=<length(TestProcs)),
?l [ANode|_]=Nodes,
?l [{counter,Val}]=rpc:call(ANode,ets,lookup,[test_proc_tab,counter]),
%% Call the tracecase as an rtc.
?l inviso_tool:sync_rtc(tracecase5,[]), % Updates the counter.
?l [{counter,Val2}]=rpc:call(ANode,ets,lookup,[test_proc_tab,counter]),
?l true=(Val2==Val+1),
?l inviso_tool:sync_rtc(tracecase5,[]), % Updates the counter.
?l [{counter,Val3}]=rpc:call(ANode,ets,lookup,[test_proc_tab,counter]),
?l true=(Val3==Val2+1),
%% Now we stop the session and restore it again.
?l stop_inviso_tool_session(CNode,1,Nodes),
?l {ok,{2,_InvisoReturn}}=inviso_tool:restore_session(),
%% The tracecase shall be done twice then.
?l ok=poll(rpc,call,[ANode,ets,lookup,[test_proc_tab,counter]],
fun([{counter,V}]) when V==Val3+2 -> true;
(_) -> false
end,
20),
?l stop_inviso_tool_session(CNode,2,Nodes),
?l {ok,{AutostartData,_NodeResults}}=
inviso_tool:get_autostart_data(Nodes,{dependency,infinity}),
?l [{file,{_FileNameInit,_}},{file,{FileName,Bindings}},{file,{FileName,Bindings}}]=
AutostartData,
?l stop_inviso_tool(CNode,Nodes),
ok.
%% -----------------------------------------------------------------------------
%% This test case tests mainly that reconnect and reinitiations of a node works.
dist_reconnect(doc) -> [""];
dist_reconnect(suite) -> [];
dist_reconnect(Config) when list(Config) ->
RemoteNodes=get_remotenodes_config(Config),
[RegExpNode|OtherNodes]=RemoteNodes,
CNode=node(),
Nodes=RemoteNodes,
DataDir=?config(data_dir,Config),
PrivDir=filename:join(?config(priv_dir,Config),""),
Opts=[{regexp_node,RegExpNode},
{tdg,{?MODULE,tdg,[PrivDir]}},
{tc_def_file,?TC_DEF_FILE},
{initial_tcs,[{tracecase_init,[]}]},
{dir,DataDir}], % This is where we find tracecases.
?l start_inviso_tool(Nodes,CNode,Opts),
?l start_inviso_tool_session(CNode,[],1,Nodes),
%% Start a test process at every node with a runtime component.
?l lists:foreach(fun(N)->spawn(N,?MODULE,test_proc_init,[]) end,Nodes),
%% Find the pids of the test processes.
?l TestProcs=lists:map(fun(N)->rpc:call(N,erlang,whereis,[inviso_tool_test_proc]) end,
Nodes),
?l true=(1=<length(TestProcs)),
?l ok=inviso_tool:atc(tracecase1,id1,[{'ProcessName',inviso_tool_test_proc}]),
?l ok=poll(inviso_tool,get_activities,[],{ok,[]},20),
%% Now we want to crash a node. Lets choose the RegExp node, then we can test
%% that regexp expansion is done elsewhere too.
?l test_server:stop_node(RegExpNode),
?l ok=poll(net_adm,ping,[RegExpNode],pang,10),
%% Make time for the monitoring signal to reach inviso_c and for inviso_c to
%% inform its subscribers e.g inviso_tool.
?l timer:sleep(100),
?l {_,[{_Node,Modules}]}=
inviso_tool_lib:expand_module_names([node()],"application.*",[]),
?l NrOfModules=length(Modules),
%% This also checks that regexp expansion can be made at another node
%% than RexExpNode.
?l {ok,NodeResults1}=inviso_tool:inviso(tp,["application.*",module_info,0,[]]),
?l true=check_noderesults(OtherNodes,
fun({_N,{ok,Ints}}) when list(Ints) ->
NrOfModules=lists:sum(Ints),
true;
(_) ->
false
end,
NodeResults1),
%% Do some faulty tests on the dead node.
?l {ok,{ok,[{RegExpNode,{error,down}}]}}=
inviso_tool:reinitiate_session([RegExpNode]),
?l {ok,down}=inviso_tool:get_node_status(RegExpNode),
%% Now it is time to restart the crashed node and reconnect it and then
%% finally reinitiate it.
?l RegExpNodeString=atom_to_list(RegExpNode),
?l {match,Pos,1}=regexp:first_match(RegExpNodeString,"@"),
?l RegExpNodeName=list_to_atom(lists:sublist(RegExpNodeString,Pos-1)),
?l test_server:start_node(RegExpNodeName,peer,[]),
?l ok=poll(net_adm,ping,[RegExpNode],pong,20),
?l SuiteDir=filename:dirname(code:which(?MODULE)),
?l true=rpc:call(RegExpNode,code,add_patha,[SuiteDir]),
?l ok=rpc:call(RegExpNode,application,start,[runtime_tools]),
?l ok=poll(rpc,call,[RegExpNode,erlang,whereis,[inviso_rt]],undefined,20),
?l {ok,down}=inviso_tool:get_node_status(RegExpNode),
%% Restart the test process.
?l spawn(RegExpNode,?MODULE,test_proc_init,[]),
?l ok=poll(rpc,
call,
[RegExpNode,erlang,whereis,[inviso_tool_test_proc]],
fun(P) when pid(P) -> true;
(undefined) -> false
end,
10),
?l TPid=rpc:call(RegExpNode,erlang,whereis,[inviso_tool_test_proc]),
?l {ok,[{RegExpNode,{ok,{inactive,running}}}]}=inviso_tool:reconnect_nodes([RegExpNode]),
%% Try to reconnect the node again and an unknown node.
?l UnknownNode='unknown@nonexistant',
?l {ok,[{RegExpNode,{error,already_connected}},{UnknownNode,{error,unknown_node}}]}=
inviso_tool:reconnect_nodes([RegExpNode,UnknownNode]),
?l {ok,{ok,[{RegExpNode,{ok,_}}]}}=inviso_tool:reinitiate_session([RegExpNode]),
?l ok=poll(rpc,
call,
[RegExpNode,erlang,trace_info,[TPid,flags]],
{flags,[call]},
10),
?l {ok,{ok,[{RegExpNode,{error,already_in_session}},{UnknownNode,{error,unknown_node}}]}}=
inviso_tool:reinitiate_session([RegExpNode,UnknownNode]),
%% Suspend RegExpNode and test that it can not be reinitiated.
?l {ok,[{RegExpNode,ok}]}=rpc:call(CNode,inviso,suspend,[[RegExpNode],yetatest]),
?l {ok,[{RegExpNode,{error,already_connected}}]}=inviso_tool:reconnect_nodes([RegExpNode]),
?l {ok,{ok,[{RegExpNode,{error,suspended}}]}}=inviso_tool:reinitiate_session([RegExpNode]),
%% Now we start a tracecase that will never terminate. We then reactivate the
%% suspended node. Then there will be a running reactivator and a running
%% tracecase to kill.
?l ok=inviso_tool:atc(tracecase4,id4,[]), % This one will not terminate.
?l ok=inviso_tool:reactivate(RegExpNode),
?l ok=poll(inviso_tool,
get_activities,
[],
fun({ok,L}) when length(L)==2 -> true;
(_) -> false
end,
20),
%% Now the reactivator and the tracecase shall be stuck(!)
?l {links,ToolLinks}=process_info(whereis(inviso_tool),links),
?l [P1,P2]=lists:foldl(fun(P,Acc)->case process_info(P,initial_call) of
{initial_call,{inviso_tool,_,_}} ->
[P|Acc];
_ ->
Acc
end
end,
[],
ToolLinks),
?l stop_inviso_tool_session(CNode,1,Nodes),
%% Check that the processes are killed.
?l ok=poll(erlang,process_info,[P1],undefined,10),
?l ok=poll(erlang,process_info,[P2],undefined,10),
?l stop_inviso_tool(CNode,Nodes),
ok.
%% -----------------------------------------------------------------------------
%% This test tests that we can adopt a running inviso runtime component and
%% mark it as tracing-running.
dist_adopt(doc) -> [""];
dist_adopt(suite) -> [];
dist_adopt(Config) when list(Config) ->
RemoteNodes=get_remotenodes_config(Config),
[RegExpNode|_]=RemoteNodes,
CNode=node(),
Nodes=RemoteNodes,
DataDir=?config(data_dir,Config),
PrivDir=filename:join(?config(priv_dir,Config),""),
%% Then first start runtime components at different nodes for us to
%% later adopt.
?l {ok,_IPid}=inviso:start(),
?l {ok,NodeResults1}=inviso:add_nodes(Nodes,a_tag,[{dependency,infinity}]),
?l true=check_noderesults(Nodes,{ok,new},NodeResults1),
?l [ANode|OtherNodes]=Nodes,
?l {ok,[{ANode,_LogResult}]}=
inviso:init_tracing([ANode],
[{trace,{file,filename:join(PrivDir,"dist_adopt_adoptednode.log")}},
{ti,{file,filename:join(PrivDir,"dist_adopt_adoptednode.ti")}}]),
?l inviso:stop(),
?l ok=poll(erlang,whereis,[inviso_c],undefined,10),
?l lists:foreach(fun(N)->true=(is_pid(rpc:call(N,erlang,whereis,[inviso_rt]))) end,
Nodes),
%% Now start the tool and watch it adopt the runtimes.
Opts=[{regexp_node,RegExpNode},
{tdg,{?MODULE,tdg,[PrivDir]}},
{tc_def_file,?TC_DEF_FILE},
{initial_tcs,[{tracecase_init,[]}]},
{dir,DataDir}], % This is where we find tracecases.
?l Options=[{nodes,Nodes},{c_node,CNode}|Opts],
?l {ok,_Pid}=inviso_tool:start(Options),
?l ok=poll(erlang,whereis,[inviso_tool],fun(X)->true=is_pid(X) end,10),
?l io:format("LoopData:~p~n",[inviso_tool:get_loopdata()]),
?l {ok,{1,InvisoReturn}}=inviso_tool:start_session([]),
?l io:format("Invisoreturn:~p~n",[InvisoReturn]),
%% Now check that all nodes are tracing.
?l lists:foreach(fun(N)->ok=poll(rpc,
call,
[CNode,inviso,get_status,[[N]]],
fun({ok,[{_N,{ok,{tracing,running}}}]})->true;
(_) ->false
end,
10)
end,
Nodes),
%% At this point all nodes shall be tracing. However the initial tracecase
%% shall not have been executed at ANode since it was adopted by the tool.
?l {traced,false}=rpc:call(ANode,erlang,trace_info,[{lists,module_info,1},traced]),
?l lists:foreach(fun(N)->
{traced,local}=
rpc:call(N,erlang,trace_info,[{lists,module_info,1},traced])
end,
OtherNodes),
?l stop_inviso_tool_session(CNode,1,Nodes),
?l [BNode|_]=OtherNodes,
%% Since nodes are not cleared the pattern still be there.
?l {traced,local}=rpc:call(BNode,erlang,trace_info,[{lists,module_info,1},traced]),
?l start_inviso_tool_session(CNode,[],2,Nodes),
?l stop_inviso_tool_session(CNode,2,Nodes),
?l {ok,_NodeResults}=inviso_tool:stop(),
?l ok=poll(erlang,whereis,[inviso_tool],undefined,10),
?l ok=poll(rpc,call,[CNode,erlang,whereis,[inviso_c]],undefined,10),
ok.
%% -----------------------------------------------------------------------------
%% This test tests that saving and restoring a history works.
dist_history(doc) -> [""];
dist_history(suite) -> [];
dist_history(Config) when list(Config) ->
RemoteNodes=get_remotenodes_config(Config),
[RegExpNode|_]=RemoteNodes,
CNode=RegExpNode, % We use a remote control component.
Nodes=RemoteNodes,
DataDir=?config(data_dir,Config),
PrivDir=filename:join(?config(priv_dir,Config),""),
%% Start up the tool and a couple of inviso runtimes.
Opts=[{regexp_node,RegExpNode},
{tdg,{?MODULE,tdg,[PrivDir]}},
{tc_def_file,?TC_DEF_FILE},
{initial_tcs,[{tracecase_init,[]}]},
{dir,DataDir}], % This is where we find tracecases.
?l start_inviso_tool(Nodes,CNode,Opts),
?l start_inviso_tool_session(CNode,[],1,Nodes),
%% Start a test process at every node with a runtime component.
?l lists:foreach(fun(N)->spawn(N,?MODULE,test_proc_init,[]) end,Nodes),
%% Activate tracing of the test process.
?l ok=inviso_tool:atc(tracecase1,id1,[{'ProcessName',inviso_tool_test_proc}]),
?l ok=poll(inviso_tool,get_activities,[],{ok,[]},10),
?l TestProcs=lists:map(fun(N)->rpc:call(N,erlang,whereis,[inviso_tool_test_proc]) end,
Nodes),
?l lists:foreach(fun(P)->
?l ok=poll(rpc,
call,
[node(P),erlang,trace_info,[P,flags]],
{flags,[call]},
10),
?l ok=poll(rpc,
call,
[node(P),erlang,trace_info,[{math,module_info,1},traced]],
{traced,local},
10)
end,
TestProcs),
%% Create a history file.
?l AbsFileName=filename:join(PrivDir,"dist_history.his"),
?l {ok,AbsFileName}=inviso_tool:save_history(AbsFileName),
?l {ok,_FileInfo}=file:read_file_info(AbsFileName),
%% Stop the tracing of the test process.
?l inviso_tool:sync_dtc(tracecase1,id1),
?l lists:foreach(fun(P)->
?l ok=poll(rpc,
call,
[node(P),erlang,trace_info,[P,flags]],
{flags,[]},
10),
?l ok=poll(rpc,
call,
[node(P),erlang,trace_info,[{math,module_info,1},traced]],
{traced,false},
10)
end,
TestProcs),
%% Now stop the session.
?l stop_inviso_tool_session(CNode,1,Nodes),
%% Restart the session using the previously saved history.
?l {ok,{2,_InvisoReturn}}=inviso_tool:restore_session(AbsFileName),
?l ok=poll(inviso_tool,get_activities,[],{ok,[]},10),
%% Check that the history has been redone.
?l lists:foreach(fun(P)->
?l ok=poll(rpc,
call,
[node(P),erlang,trace_info,[P,flags]],
{flags,[call]},
10),
?l ok=poll(rpc,
call,
[node(P),erlang,trace_info,[{math,module_info,1},traced]],
{traced,local},
10)
end,
TestProcs),
?l {ok,_NodeResults1}=inviso_tool:inviso(tpl,[math,module_info,0,[]]),
%% Also check that the restored history now is our history.
?l {ok,{AutostartData,_NodeResults2}}=
inviso_tool:get_autostart_data(Nodes,{dependency,infinity}),
?l FNameInit=filename:join(DataDir,"tracecase_init.trc"),
?l FName1=filename:join(DataDir,"tracecase1_on.trc"),
?l [{file,{FNameInit,[]}},
{file,{FName1,[{'ProcessName',inviso_tool_test_proc}]}},
{mfa,{inviso,tpl,[math,module_info,0,[]]}}]=AutostartData,
?l stop_inviso_tool_session(CNode,2,Nodes),
?l NodeCounters=lists:foldl(fun(N,Acc)->[{_,X}]=rpc:call(N,ets,lookup,[test_proc_tab,counter]),
[{N,X}|Acc]
end,
[],
Nodes),
%% Remove the patterns set by the initial tracecase.
?l lists:foreach(fun(N)->rpc:call(N,
erlang,
trace_pattern,
[{lists,module_info,1},false,[local]])
end,
Nodes),
%% Now we want to test that we can do restore on the current session.
?l {ok,{3,_InvisoReturn2}}=inviso_tool:restore_session(),
?l ok=poll(inviso_tool,get_activities,[],{ok,[]},10),
%% Check that the history has been redone yet again.
?l lists:foreach(fun({N,X})->
[{counter,Y}]=
rpc:call(N,ets,lookup,[test_proc_tab,counter]),
Y=X+1
end,
NodeCounters),
?l lists:foreach(fun(N)->
{traced,local}=
rpc:call(N,erlang,trace_info,[{lists,module_info,1},traced])
end,
Nodes),
?l {error,session_active}=inviso_tool:reset_nodes(Nodes),
%% Now stop the session and check that we can clear the nodes.
?l stop_inviso_tool_session(CNode,3,Nodes),
?l lists:foreach(fun(N)->{traced,local}=
rpc:call(N,erlang,trace_info,[{lists,module_info,1},traced])
end,
Nodes),
?l {ok,NodeResults3}=inviso_tool:reset_nodes(Nodes),
?l true=check_noderesults(Nodes,{ok,{new,running}},NodeResults3),
?l lists:foreach(fun(N)->{traced,false}=
rpc:call(N,erlang,trace_info,[{lists,module_info,1},traced])
end,
Nodes),
?l stop_inviso_tool(CNode,Nodes),
%% Now we want to test that restoring a session at no active nodes will
%% not result in a crash. (Previous error).
?l FaultyNodes=[gurka@nonexistant,tomat@nonexistant],
?l Options=[{nodes,FaultyNodes},{c_node,CNode}|Opts],
?l {ok,_Pid}=inviso_tool:start(Options),
?l ok=poll(erlang,whereis,[inviso_tool],fun(X)->true=is_pid(X) end,10),
%% Now try to restore a session.
?l {ok,{_,{ok,[]}}}=inviso_tool:restore_session(AbsFileName),
?l {ok,down}=inviso_tool:get_node_status(gurka@nonexistant),
%% Now stop the (useless) session.
?l {ok,{_,[]}}=inviso_tool:stop_session(),
?l stop_inviso_tool(CNode,[]),
ok.
%% -----------------------------------------------------------------------------
%% This test tests a few strange situations when activating a session and there
%% are no nodes that can be initiated or reinitiated.
dist_start_session_special(doc) -> [""];
dist_start_session_special(suite) -> [];
dist_start_session_special(Config) when list(Config) ->
RemoteNodes=get_remotenodes_config(Config),
[RegExpNode|_]=RemoteNodes,
CNode=RegExpNode, % We use a remote control component.
% Nodes=RemoteNodes,
DataDir=?config(data_dir,Config),
PrivDir=filename:join(?config(priv_dir,Config),""),
%% Start up the tool but with no exiting nodes.
FaultyNodes=[gurka@nonexistant,tomat@nonexistant],
Opts=[{regexp_node,RegExpNode},
{tdg,{?MODULE,tdg,[PrivDir]}},
{tc_def_file,?TC_DEF_FILE},
{initial_tcs,[{tracecase_init,[]}]},
{dir,DataDir}], % This is where we find tracecases.
?l Options=[{nodes,FaultyNodes},{c_node,CNode}|Opts],
?l {ok,_Pid}=inviso_tool:start(Options),
?l ok=poll(erlang,whereis,[inviso_tool],fun(X)->true=is_pid(X) end,10),
%% Now try to initate a session.
?l {ok,{SessionNr,{ok,[]}}}=inviso_tool:start_session(),
?l {ok,down}=inviso_tool:get_node_status(gurka@nonexistant),
%% Now stop the (useless) session.
?l {ok,{SessionNr,[]}}=inviso_tool:stop_session(),
%% Now start again, still no useful nodes.
?l {ok,{SessionNr2,{ok,[]}}}=inviso_tool:start_session(),
?l {ok,{SessionNr2,[]}}=inviso_tool:stop_session(),
?l stop_inviso_tool(CNode,[]), % No nodes are connected.
ok.
%% -----------------------------------------------------------------------------
%% ==============================================================================
%% Help functions.
%% ==============================================================================
%% Help function starting the inviso_tool with runtime components at Nodes
%% and the inviso control component at CNode. OtherOpts shall contain all other
%% necessary options except nodes and c_node. Returns nothing significant.
start_inviso_tool(Nodes,CNode,OtherOpts) ->
?l Options=[{nodes,Nodes},{c_node,CNode}|OtherOpts],
?l {ok,_Pid}=inviso_tool:start(Options),
?l ok=poll(erlang,whereis,[inviso_tool],fun(X)->true=is_pid(X) end,10),
%% Now the runtime components shall be started but no tracing started.
?l lists:foreach(fun(N)->ok=poll(rpc,
call,
[CNode,inviso,get_status,[[N]]],
fun({ok,[{_N,{ok,{new,running}}}]})->true;
(_) ->false
end,
10)
end,
Nodes),
true.
%% -----------------------------------------------------------------------------
%% Stops the inviso_tool.
stop_inviso_tool(CNode,Nodes) ->
?l {ok,NodeResults}=inviso_tool:stop(),
?l true=check_noderesults(Nodes,ok,NodeResults),
?l ok=poll(erlang,whereis,[inviso_tool],undefined,10),
%% Check that all inviso components are gone.
?l ok=poll(rpc,call,[CNode,erlang,whereis,[inviso_c]],undefined,10),
?l lists:foreach(fun(N)->ok=poll(rpc,
call,
[N,erlang,whereis,[inviso_rt]],
undefined,
10)
end,
Nodes),
true.
%% -----------------------------------------------------------------------------
%% Starts a trace session. Returns the InvisoReturn part of the return value.
start_inviso_tool_session(CNode,MoreTDGargs,SessionNr,Nodes) ->
?l {ok,{SessionNr,InvisoReturn}}=inviso_tool:start_session(MoreTDGargs),
%% Now check that all nodes are tracing.
?l lists:foreach(fun(N)->ok=poll(rpc,
call,
[CNode,inviso,get_status,[[N]]],
fun({ok,[{_N,{ok,{tracing,running}}}]})->true;
(_) ->false
end,
10),
%% Check that the initial trace case is executed.
?l ok=poll(rpc,
call,
[N,erlang,trace_info,[{lists,module_info,1},traced]],
{traced,local},
10)
end,
Nodes),
InvisoReturn.
%% -----------------------------------------------------------------------------
%% Stops a trace session.
stop_inviso_tool_session(CNode,SessionNr,Nodes) ->
?l {ok,{SessionNr,NodeResults}}=inviso_tool:stop_session(),
?l true=check_noderesults(Nodes,ok,NodeResults),
%% Now the runtimes shall not be tracing any longer.
?l lists:foreach(fun(N)->ok=poll(rpc,
call,
[CNode,inviso,get_status,[[N]]],
fun({ok,[{_N,{ok,{idle,running}}}]})->true;
(_) ->false
end,
10)
end,
Nodes),
true.
%% -----------------------------------------------------------------------------
%% Help function checking that there is a Result for each node in Nodes.
%% Returns 'true' if successful.
check_noderesults(Nodes,Fun,[{Node,Result}|Rest]) when function(Fun) ->
case Fun({Node,Result}) of
true ->
case lists:member(Node,Nodes) of
true ->
check_noderesults(lists:delete(Node,Nodes),Fun,Rest);
false -> % Not good.
unknown_node_in_returnvalue
end;
_ ->
illegal_result
end;
check_noderesults(Nodes,Result,[{Node,Result}|Rest]) ->
case lists:member(Node,Nodes) of
true ->
check_noderesults(lists:delete(Node,Nodes),Result,Rest);
false -> % Not good.
unknown_node_in_returnvalue
end;
check_noderesults([],_,[]) ->
true;
check_noderesults(X,Y,Z) ->
io:format("Bad arguments to check noderesults:~w~n~w~n~w~n",[X,Y,Z]),
false.
%% ------------------------------------------------------------------------------
%% Help function which waits for a function call to become Result. This is useful
%% if what we are waiting for can happend independantly of indications we have
%% access to.
poll(_,_,_,_,0) ->
error;
poll(M,F,Args,Result,Times) ->
try apply(M,F,Args) of
What when function(Result) ->
case Result(What) of
true ->
ok;
X ->
io:format("Poll: ~w:~w ~w ~w ~w~n",[M,F,Args,Result,X]),
timer:sleep(100),
poll(M,F,Args,Result,Times-1)
end;
Result ->
ok;
X ->
io:format("Poll: ~w:~w ~w ~w ~w~n",[M,F,Args,Result,X]),
timer:sleep(100),
poll(M,F,Args,Result,Times-1)
catch
error:Reason ->
io:format("Apply in suite-function poll/5 failed, ~w~n",[Reason]),
timer:sleep(100),
poll(M,F,Args,Result,Times-1)
end.
%% ------------------------------------------------------------------------------
%% ------------------------------------------------------------------------------
%% The Tracer Data Generator function.
%% ------------------------------------------------------------------------------
-define(I2L(Arg),integer_to_list(Arg)).
tdg(Node,{{Y,Mo,D},{H,Mi,S}},PrivDir) ->
NameStr=atom_to_list(Node)++"_"++?I2L(Y)++"-"++?I2L(Mo)++"-"++?I2L(D)++"_"++
?I2L(H)++"-"++?I2L(Mi)++"-"++?I2L(S),
LogTD={file,filename:join(PrivDir,NameStr++".log")},
TiTD={file,filename:join(PrivDir,NameStr++".ti")},
[{trace,LogTD},{ti,TiTD}].
%% ------------------------------------------------------------------------------
%% ------------------------------------------------------------------------------
%% Handling the test server Config.
%% ------------------------------------------------------------------------------
insert_remotenode_config(Name,Node,Config) ->
[{remotenode,{Name,Node}}|Config].
%% ------------------------------------------------------------------------------
insert_timetraphandle_config(Handle,Config) ->
[{timetraphandle,Handle}|Config].
%% ------------------------------------------------------------------------------
get_remotenode_config(Name, [{remotenode, {Name, Node}}| _Cs]) ->
Node;
get_remotenode_config(Name, [_C | Cs]) ->
get_remotenode_config(Name, Cs);
get_remotenode_config(Name, []) ->
exit({no_remotenode, Name}).
%% ------------------------------------------------------------------------------
get_timetraphandle_config(Config) ->
{value,{_,Handle}}=lists:keysearch(timetraphandle,1,Config),
Handle.
%% ------------------------------------------------------------------------------
get_remotenodes_config([{remotenode,{_Name,Node}}|Config]) ->
[Node|get_remotenodes_config(Config)];
get_remotenodes_config([_|Config]) ->
get_remotenodes_config(Config);
get_remotenodes_config([]) ->
[].
%% ------------------------------------------------------------------------------
remove_remotenode_config(Name, [{remotenode, {Name, _}} | Cs]) ->
Cs;
remove_remotenode_config(Name, [C | Cs]) ->
[C | remove_remotenode_config(Name, Cs)];
remove_remotenode_config(_Name, []) ->
[].
%% ------------------------------------------------------------------------------
remove_timetraphandle_config(Config) ->
lists:keydelete(timetraphandle,1,Config).
%% ------------------------------------------------------------------------------
%% ==============================================================================
%% Code for a test process which can be started.
%% ==============================================================================
%% The test proc is also responsible for owning a side effect table. The table
%% can be updated by tracecases.
test_proc_init() ->
register(inviso_tool_test_proc,self()),
ets:new(test_proc_tab,[named_table,public]),
ets:insert(test_proc_tab,{counter,0}),
test_proc_loop().
test_proc_loop() ->
receive
{apply,M,F,Args} ->
apply(M,F,Args),
test_proc_loop();
X ->
io:format("Got ~w~n",[X]),
test_proc_loop()
end.
%% ------------------------------------------------------------------------------
