%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2006-2012. 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%
%%
%%% @doc Logging functionality for Common Test Master.
%%%
%%%
This module implements a logger for the master
%%% node.
-module(ct_master_logs).
-export([start/2, make_all_runs_index/0, log/3, nodedir/2,
stop/0]).
-record(state, {log_fd, start_time, logdir, rundir,
nodedir_ix_fd, nodes, nodedirs=[]}).
-define(ct_master_log_name, "ct_master_log.html").
-define(all_runs_name, "master_runs.html").
-define(nodedir_index_name, "index.html").
-define(details_file_name,"details.info").
-define(css_default, "ct_default.css").
-define(table_color,"lightblue").
%%%--------------------------------------------------------------------
%%% API
%%%--------------------------------------------------------------------
start(LogDir,Nodes) ->
Self = self(),
Pid = spawn_link(fun() -> init(Self,LogDir,Nodes) end),
MRef = erlang:monitor(process,Pid),
receive
{started,Pid,Result} ->
erlang:demonitor(MRef, [flush]),
{Pid,Result};
{'DOWN',MRef,process,_,Reason} ->
exit({could_not_start_process,?MODULE,Reason})
end.
log(Heading,Format,Args) ->
cast({log,self(),[{int_header(),[log_timestamp(now()),Heading]},
{Format,Args},
{int_footer(),[]}]}),
ok.
make_all_runs_index() ->
call(make_all_runs_index).
nodedir(Node,RunDir) ->
call({nodedir,Node,RunDir}).
stop() ->
case whereis(?MODULE) of
Pid when is_pid(Pid) ->
MRef = erlang:monitor(process,Pid),
?MODULE ! stop,
receive
{'DOWN',MRef,process,_,_} ->
ok
end;
undefined ->
ok
end,
ok.
%%%--------------------------------------------------------------------
%%% Logger process
%%%--------------------------------------------------------------------
init(Parent,LogDir,Nodes) ->
register(?MODULE,self()),
Time = calendar:local_time(),
RunDir = make_dirname(Time),
RunDirAbs = filename:join(LogDir,RunDir),
file:make_dir(RunDirAbs),
write_details_file(RunDirAbs,{node(),Nodes}),
case basic_html() of
true ->
put(basic_html, true);
BasicHtml ->
put(basic_html, BasicHtml),
%% copy stylesheet to log dir (both top dir and test run
%% dir) so logs are independent of Common Test installation
CTPath = code:lib_dir(common_test),
CSSFileSrc = filename:join(filename:join(CTPath, "priv"),
?css_default),
CSSFileDestTop = filename:join(LogDir, ?css_default),
CSSFileDestRun = filename:join(RunDirAbs, ?css_default),
case file:copy(CSSFileSrc, CSSFileDestTop) of
{error,Reason0} ->
io:format(user, "ERROR! "++
"CSS file ~p could not be copied to ~p. "++
"Reason: ~p~n",
[CSSFileSrc,CSSFileDestTop,Reason0]),
exit({css_file_error,CSSFileDestTop});
_ ->
case file:copy(CSSFileSrc, CSSFileDestRun) of
{error,Reason1} ->
io:format(user, "ERROR! "++
"CSS file ~p could not be copied to ~p. "++
"Reason: ~p~n",
[CSSFileSrc,CSSFileDestRun,Reason1]),
exit({css_file_error,CSSFileDestRun});
_ ->
ok
end
end
end,
make_all_runs_index(LogDir),
CtLogFd = open_ct_master_log(RunDirAbs),
NodeStr =
lists:flatten(lists:map(fun(N) ->
atom_to_list(N) ++ " "
end,Nodes)),
io:format(CtLogFd,int_header(),[log_timestamp(now()),"Test Nodes\n"]),
io:format(CtLogFd,"~s\n",[NodeStr]),
io:format(CtLogFd,int_footer()++"\n",[]),
NodeDirIxFd = open_nodedir_index(RunDirAbs,Time),
Parent ! {started,self(),{Time,RunDirAbs}},
loop(#state{log_fd=CtLogFd,
start_time=Time,
logdir=LogDir,
rundir=RunDirAbs,
nodedir_ix_fd=NodeDirIxFd,
nodes=Nodes,
nodedirs=lists:map(fun(N) ->
{N,""}
end,Nodes)}).
loop(State) ->
receive
{log,_From,List} ->
Fd = State#state.log_fd,
Fun =
fun({Str,Args}) ->
case catch io:format(Fd,Str++"\n",Args) of
{'EXIT',Reason} ->
io:format(Fd,
"Logging fails! Str: ~p, Args: ~p~n",
[Str,Args]),
exit({logging_failed,Reason}),
ok;
_ ->
ok
end
end,
lists:foreach(Fun,List),
loop(State);
{make_all_runs_index,From} ->
make_all_runs_index(State#state.logdir),
return(From,State#state.logdir),
loop(State);
{{nodedir,Node,RunDir},From} ->
print_nodedir(Node,RunDir,State#state.nodedir_ix_fd),
return(From,ok),
loop(State);
stop ->
make_all_runs_index(State#state.logdir),
io:format(State#state.log_fd,
int_header()++int_footer(),
[log_timestamp(now()),"Finished!"]),
close_ct_master_log(State#state.log_fd),
close_nodedir_index(State#state.nodedir_ix_fd),
ok
end.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%% Master Log functions %%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%
open_ct_master_log(Dir) ->
FullName = filename:join(Dir,?ct_master_log_name),
{ok,Fd} = file:open(FullName,[write]),
io:format(Fd,header("Common Test Master Log"),[]),
%% maybe add config info here later
io:format(Fd, config_table([]), []),
io:format(Fd,
"\n",
[]),
io:format(Fd,
xhtml("