Get stacktrace out of lager context

Calling erlang:get_stacktrace() inside lager functions produces
stacktraces of the logging function itself, not the function which has failed.

src/ejabberd_acme.erl

@@ -151,7 +151,8 @@ get_certificates(Domains) ->
 		throw:Throw ->
 		    Throw;
 		E:R ->
-		    ?ERROR_MSG("Unknown ~p:~p, ~p", [E, R, erlang:get_stacktrace()]), 
+                    St = erlang:get_stacktrace(),
+		    ?ERROR_MSG("Unknown ~p:~p, ~p", [E, R, St]),
 		    {error, get_certificates}
 	    end;
 	false ->
@@ -243,7 +244,8 @@ get_certificate(CAUrl, DomainName, PrivateKey) ->
 	throw:Throw ->
 	    Throw;
 	E:R ->
-	    ?ERROR_MSG("Unknown ~p:~p, ~p", [E, R, erlang:get_stacktrace()]), 
+            St = erlang:get_stacktrace(),
+	    ?ERROR_MSG("Unknown ~p:~p, ~p", [E, R, St]),
 	    {error, DomainName, get_certificate}
     end.
 
@@ -382,7 +384,8 @@ renew_certificates() ->
 	throw:Throw ->
 	    Throw;
 	E:R ->
-	    ?ERROR_MSG("Unknown ~p:~p, ~p", [E, R, erlang:get_stacktrace()]), 
+            St = erlang:get_stacktrace(),
+	    ?ERROR_MSG("Unknown ~p:~p, ~p", [E, R, St]),
 	    {error, get_certificates}
     end.
 
@@ -447,7 +450,8 @@ list_certificates(Verbose) ->
 		throw:Throw ->
 		    Throw;
 		E:R ->
-		    ?ERROR_MSG("Unknown ~p:~p, ~p", [E, R, erlang:get_stacktrace()]), 
+                    St = erlang:get_stacktrace(),
+		    ?ERROR_MSG("Unknown ~p:~p, ~p", [E, R, St]),
 		    {error, list_certificates}
 	    end;
 	false ->
@@ -489,7 +493,8 @@ format_certificate(DataCert, Verbose) ->
 	end
     catch
 	E:R ->
-	    ?ERROR_MSG("Unknown ~p:~p, ~p", [E, R, erlang:get_stacktrace()]), 
+            St = erlang:get_stacktrace(),
+	    ?ERROR_MSG("Unknown ~p:~p, ~p", [E, R, St]),
 	    fail_format_certificate(DomainName)
     end.
 
@@ -614,7 +619,8 @@ revoke_certificates(DomainOrFile) ->
 	throw:Throw ->
 	    Throw;
 	E:R ->
-	    ?ERROR_MSG("Unknown ~p:~p, ~p", [E, R, erlang:get_stacktrace()]), 
+            St = erlang:get_stacktrace(),
+	    ?ERROR_MSG("Unknown ~p:~p, ~p", [E, R, St]),
 	    {error, revoke_certificate}
     end.	
 
@@ -1118,7 +1124,8 @@ save_certificate({ok, DomainName, Cert}) ->
 	throw:Throw ->
 	    Throw;
 	E:R ->
-	    ?ERROR_MSG("Unknown ~p:~p, ~p", [E, R, erlang:get_stacktrace()]), 
+            St = erlang:get_stacktrace(),
+	    ?ERROR_MSG("Unknown ~p:~p, ~p", [E, R, St]),
 	    {error, DomainName, saving}
     end.
 

src/ejabberd_hooks.erl

@@ -380,11 +380,12 @@ safe_apply(Hook, Module, Function, Args) ->
 		apply(Module, Function, Args)
 	end
     catch E:R when E /= exit; R /= normal ->
+            St = get_stacktrace(),
 	    ?ERROR_MSG("Hook ~p crashed when running ~p:~p/~p:~n"
 		       "** Reason = ~p~n"
 		       "** Arguments = ~p",
 		       [Hook, Module, Function, length(Args),
-			{E, R, get_stacktrace()}, Args]),
+			{E, R, St}, Args]),
 	    'EXIT'
     end.
 

src/ejabberd_local.erl

@@ -71,8 +71,9 @@ start_link() ->
 route(Packet) ->
     try do_route(Packet)
     catch E:R ->
+            St = erlang:get_stacktrace(),
 	    ?ERROR_MSG("failed to route packet:~n~s~nReason = ~p",
-		       [xmpp:pp(Packet), {E, {R, erlang:get_stacktrace()}}])
+		       [xmpp:pp(Packet), {E, {R, St}}])
     end.
 
 -spec route_iq(iq(), function()) -> ok.

src/ejabberd_router.erl

@@ -91,8 +91,9 @@ start_link() ->
 route(Packet) ->
     try do_route(Packet)
     catch E:R ->
+            St = erlang:get_stacktrace(),
 	    ?ERROR_MSG("failed to route packet:~n~s~nReason = ~p",
-		       [xmpp:pp(Packet), {E, {R, erlang:get_stacktrace()}}])
+		       [xmpp:pp(Packet), {E, {R, St}}])
     end.
 
 -spec route(jid(), jid(), xmlel() | stanza()) -> ok.

src/ejabberd_router_sql.erl

@@ -122,10 +122,11 @@ row_to_route(Domain, {ServerHost, NodeS, PidS, LocalHintS} = Row) ->
     catch _:{bad_node, _} ->
 	    [];
 	  E:R ->
+            St = erlang:get_stacktrace(),
 	    ?ERROR_MSG("failed to decode row from 'route' table:~n"
 		       "Row = ~p~n"
 		       "Domain = ~s~n"
 		       "Reason = ~p",
-		       [Row, Domain, {E, {R, erlang:get_stacktrace()}}]),
+		       [Row, Domain, {E, {R, St}}]),
 	    []
     end.

src/ejabberd_s2s.erl

@@ -95,8 +95,9 @@ start_link() ->
 route(Packet) ->
     try do_route(Packet)
     catch E:R ->
+            St = erlang:get_stacktrace(),
             ?ERROR_MSG("failed to route packet:~n~s~nReason = ~p",
-                       [xmpp:pp(Packet), {E, {R, erlang:get_stacktrace()}}])
+                       [xmpp:pp(Packet), {E, {R, St}}])
     end.
 
 clean_temporarily_blocked_table() ->

src/ejabberd_sm.erl

@@ -142,9 +142,10 @@ route(Packet) ->
 	Packet1 ->
 	    try do_route(Packet1), ok
 	    catch E:R ->
+                    St = erlang:get_stacktrace(),
 		    ?ERROR_MSG("failed to route packet:~n~s~nReason = ~p",
 			       [xmpp:pp(Packet1),
-				{E, {R, erlang:get_stacktrace()}}])
+				{E, {R, St}}])
 	    end
     end.
 

src/gen_iq_handler.erl

@@ -114,8 +114,9 @@ process_iq(_Host, Module, Function, IQ) ->
 	ignore ->
 	    ok
     catch E:R ->
+            St = erlang:get_stacktrace(),
 	    ?ERROR_MSG("failed to process iq:~n~s~nReason = ~p",
-		       [xmpp:pp(IQ), {E, {R, erlang:get_stacktrace()}}]),
+		       [xmpp:pp(IQ), {E, {R, St}}]),
 	    Txt = <<"Module failed to handle the query">>,
 	    Err = xmpp:err_internal_server_error(Txt, IQ#iq.lang),
 	    ejabberd_router:route_error(IQ, Err)

src/mod_http_api.erl

@@ -193,7 +193,8 @@ process([Call], #request{method = 'POST', data = Data, ip = IPPort} = Req) ->
 	    ?DEBUG("Bad Request: ~p", [_Err]),
 	    badrequest_response(<<"Invalid JSON input">>);
 	  _:_Error ->
-            ?DEBUG("Bad Request: ~p ~p", [_Error, erlang:get_stacktrace()]),
+            St = erlang:get_stacktrace(),
+            ?DEBUG("Bad Request: ~p ~p", [_Error, St]),
             badrequest_response()
     end;
 process([Call], #request{method = 'GET', q = Data, ip = {IP, _}} = Req) ->
@@ -210,9 +211,9 @@ process([Call], #request{method = 'GET', q = Data, ip = {IP, _}} = Req) ->
         throw:{error, unknown_command} ->
             json_format({404, 44, <<"Command not found.">>});
         _:_Error ->
-
+            St = erlang:get_stacktrace(),
-        ?DEBUG("Bad Request: ~p ~p", [_Error, erlang:get_stacktrace()]),
+            ?DEBUG("Bad Request: ~p ~p", [_Error, St]),
-        badrequest_response()
+            badrequest_response()
     end;
 process([_Call], #request{method = 'OPTIONS', data = <<>>}) ->
     {200, ?OPTIONS_HEADER, []};
@@ -314,7 +315,8 @@ handle(Call, Auth, Args, Version) when is_atom(Call), is_list(Args) ->
 		  throw:Msg when is_list(Msg); is_binary(Msg) ->
 		    {400, iolist_to_binary(Msg)};
 		  _Error ->
-		    ?ERROR_MSG("REST API Error: ~p ~p", [_Error, erlang:get_stacktrace()]),
+                    St = erlang:get_stacktrace(),
+		    ?ERROR_MSG("REST API Error: ~p ~p", [_Error, St]),
 		    {500, <<"internal_error">>}
 	    end;
         {error, Msg} ->

src/mod_muc_room.erl

@@ -2815,9 +2815,9 @@ process_item_change(Item, SD, UJID) ->
 			undefined ->
 				<<"">>
 		end,
+                St = erlang:get_stacktrace(),
 		?ERROR_MSG("failed to set item ~p~s: ~p",
-		       [Item, FromSuffix,
+		       [Item, FromSuffix, {E, {R, St}}]),
-			{E, {R, erlang:get_stacktrace()}}]),
 	    {error, xmpp:err_internal_server_error()}
     end.
 

src/mod_roster.erl

@@ -321,8 +321,9 @@ process_iq_get(#iq{to = To, lang = Lang,
 				 ver = Version}
 	   end)
     catch E:R ->
+            St = erlang:get_stacktrace(),
 	    ?ERROR_MSG("failed to process roster get for ~s: ~p",
-		       [jid:encode(To), {E, {R, erlang:get_stacktrace()}}]),
+		       [jid:encode(To), {E, {R, St}}]),
 	    Txt = <<"Roster module has failed">>,
 	    xmpp:make_error(IQ, xmpp:err_internal_server_error(Txt, Lang))
     end.