From 23fbb26b04921f98c78c600506fa754914f76af2 Mon Sep 17 00:00:00 2001
From: Micael Karlberg <bmk@erlang.org>
Date: Mon, 7 Jun 2010 12:35:28 +0000
Subject: OTP-7907: Allow the use of the "new" ssl (essl). OTP-8564: Update
 deeprication status. OTP-8573: Inets mod_alias URL rewrite.

---
 lib/inets/examples/httpd_load_test/hdlt_logger.erl | 138 +++++++++++++++++++++
 1 file changed, 138 insertions(+)
 create mode 100644 lib/inets/examples/httpd_load_test/hdlt_logger.erl

(limited to 'lib/inets/examples/httpd_load_test/hdlt_logger.erl')

diff --git a/lib/inets/examples/httpd_load_test/hdlt_logger.erl b/lib/inets/examples/httpd_load_test/hdlt_logger.erl
new file mode 100644
index 0000000000..b0c7eab2d1
--- /dev/null
+++ b/lib/inets/examples/httpd_load_test/hdlt_logger.erl
@@ -0,0 +1,138 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 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
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online 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.
+%%
+%% %CopyrightEnd%
+%%
+%%----------------------------------------------------------------------
+%% Purpose: This is a simple logger utility for the HDLT toolkit.
+%%          It assumesd that the debug level and the "name" of the 
+%%          logging entity has been put in process environment
+%%          (using the set_level and set_name functions respectively).
+%%----------------------------------------------------------------------
+
+%%
+
+-module(hdlt_logger).
+
+-export([
+	 start/0,
+	 set_level/1, get_level/0, set_name/1,
+	 info/2, log/2, debug/2
+	]).
+
+-export([logger/1]).
+
+-define(LOGGER,    ?MODULE).
+-define(MSG,       hdlt_logger_msg).
+-define(LEVEL,     hdlt_logger_level).
+-define(NAME,      hdlt_logger_name).
+-define(INFO_STR,  "INFO").
+-define(LOG_STR,   "LOG ").
+-define(DEBUG_STR, "DBG ").
+
+
+start() ->
+    Self = self(), 
+    proc_lib:start(?MODULE, logger, [Self]).
+
+set_name(Name) when is_list(Name) ->
+    put(?NAME, Name),
+    ok.
+
+get_level() ->
+    get(?LEVEL).
+
+set_level(Level) ->
+    case lists:member(Level, [silence, info, log, debug]) of
+	true ->
+	    put(?LEVEL, Level),
+	    ok;
+	false ->
+	    erlang:error({bad_debug_level, Level})
+    end.
+
+
+info(F, A) ->
+%%     io:format("info -> " ++ F ++ "~n", A),
+    do_log(info, get(?LEVEL), F, A).
+
+log(F, A) ->
+%%     io:format("log -> " ++ F ++ "~n", A),
+    do_log(log, get(?LEVEL), F, A).
+
+debug(F, A) ->
+%%     io:format("debug -> " ++ F ++ "~n", A),
+    do_log(debug, get(?LEVEL), F, A).
+
+
+logger(Parent) ->
+    global:register_name(?LOGGER, self()),
+    Ref = erlang:monitor(process, Parent),
+    proc_lib:init_ack(self()),
+    logger_loop(Ref).
+
+logger_loop(Ref) ->
+    receive
+	{?MSG, F, A} ->
+	    io:format(F, A),
+	    logger_loop(Ref);
+	{'DOWN', Ref, process, _Object, _Info} ->
+	    %% start the stop timer
+	    erlang:send_after(timer:seconds(5), self(), stop),
+	    logger_loop(undefined);
+	stop ->
+	    global:unregister_name(?LOGGER),
+	    ok
+    end.
+
+
+formated_timestamp() ->
+    {Date, Time}   = erlang:localtime(),
+    {YYYY,MM,DD}   = Date,
+    {Hour,Min,Sec} = Time,
+    FormatDate =
+        io_lib:format("~.4w-~.2.0w-~.2.0w ~.2.0w:~.2.0w:~.2.0w",
+                      [YYYY,MM,DD,Hour,Min,Sec]),
+    lists:flatten(FormatDate).
+
+do_log(_, silence, _, _) ->
+    ok;
+do_log(info, info, F, A) ->
+    do_log(?INFO_STR, F, A);
+do_log(info, log, F, A) ->
+    do_log(?INFO_STR, F, A);
+do_log(log, log, F, A) ->
+    do_log(?LOG_STR, F, A);
+do_log(info, debug, F, A) ->
+    do_log(?INFO_STR, F, A);
+do_log(log, debug, F, A) ->
+    do_log(?LOG_STR, F, A);
+do_log(debug, debug, F, A) ->
+    do_log(?DEBUG_STR, F, A);
+do_log(_, _, _F, _A) ->
+    ok.
+
+do_log(SEV, F, A) ->
+    Name = 
+	case get(?NAME) of
+	    L when is_list(L) ->
+		L;
+	    _ ->
+		"UNDEFINED"
+	end,
+    Msg = {?MSG, "~s ~s [~s] " ++ F ++ "~n", 
+	   [SEV, Name, formated_timestamp() | A]}, 
+    (catch global:send(?LOGGER, Msg)).
-- 
cgit v1.2.3