%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2000-2015. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
%% %CopyrightEnd%
%%
-module(snmp_verbosity).
-include_lib("stdlib/include/erl_compile.hrl").
-export([print/4,print/5,printc/4,validate/1]).
-export([process_args/2]).
print(silence,_Severity,_Format,_Arguments) ->
ok;
print(Verbosity,Severity,Format,Arguments) ->
print1(printable(Verbosity,Severity),Format,Arguments).
print(silence,_Severity,_Module,_Format,_Arguments) ->
ok;
print(Verbosity,Severity,Module,Format,Arguments) ->
print1(printable(Verbosity,Severity),Module,Format,Arguments).
printc(silence,_Severity,_Format,_Arguments) ->
ok;
printc(Verbosity,Severity,Format,Arguments) ->
print2(printable(Verbosity,Severity),Format,Arguments).
print1(false,_Format,_Arguments) -> ok;
print1(Verbosity,Format,Arguments) ->
V = image_of_verbosity(Verbosity),
S = image_of_sname(get(sname)),
A = process_args(Arguments, []),
(catch io:format("*** [~s] SNMP ~s ~s *** ~n"
" " ++ Format ++ "~n",
[timestamp(), S, V | A])).
print1(false,_Module,_Format,_Arguments) -> ok;
print1(Verbosity,Module,Format,Arguments) ->
V = image_of_verbosity(Verbosity),
S = image_of_sname(get(sname)),
A = process_args(Arguments, []),
(catch io:format("*** [~s] SNMP ~s ~s ~s *** ~n"
" " ++ Format ++ "~n",
[timestamp(), S, Module, V | A])).
print2(false,_Format,_Arguments) -> ok;
print2(_Verbosity,Format,Arguments) ->
A = process_args(Arguments, []),
(catch io:format(Format ++ "~n",A)).
timestamp() ->
format_timestamp(os:timestamp()).
format_timestamp({_N1, _N2, N3} = Now) ->
{Date, Time} = calendar:now_to_datetime(Now),
{YYYY,MM,DD} = Date,
{Hour,Min,Sec} = Time,
FormatDate =
io_lib:format("~.4w:~.2.0w:~.2.0w ~.2.0w:~.2.0w:~.2.0w ~w",
[YYYY,MM,DD,Hour,Min,Sec,round(N3/1000)]),
lists:flatten(FormatDate).
process_args([], Acc) ->
lists:reverse(Acc);
process_args([{vapply, {M,F,A}}|T], Acc)
when is_atom(M) andalso is_atom(F) andalso is_list(A) ->
process_args(T, [(catch apply(M,F,A))|Acc]);
process_args([H|T], Acc) ->
process_args(T, [H|Acc]).
%% printable(Verbosity,Severity)
printable(info,info) -> info;
printable(log,info) -> info;
printable(log,log) -> log;
printable(debug,info) -> info;
printable(debug,log) -> log;
printable(debug,debug) -> debug;
printable(trace,V) -> V;
printable(_Verb,_Sev) -> false.
image_of_verbosity(info) -> "INFO";
image_of_verbosity(log) -> "LOG";
image_of_verbosity(debug) -> "DEBUG";
image_of_verbosity(trace) -> "TRACE";
image_of_verbosity(_) -> "".
%% ShortName
image_of_sname(ma) -> "MASTER-AGENT";
image_of_sname(maw) -> io_lib:format("MASTER-AGENT-worker(~p)",[self()]);
image_of_sname(madis) -> io_lib:format("MASTER-AGENT-discovery_inform_sender(~p)",
[self()]);
image_of_sname(mais) -> io_lib:format("MASTER-AGENT-inform_sender(~p)",
[self()]);
image_of_sname(mats) -> io_lib:format("MASTER-AGENT-trap_sender(~p)",
[self()]);
image_of_sname(maph) -> io_lib:format("MASTER-AGENT-pdu_handler(~p)",
[self()]);
image_of_sname(sa) -> "SUB-AGENT";
image_of_sname(saw) -> io_lib:format("SUB-AGENT-worker(~p)",[self()]);
image_of_sname(sais) -> io_lib:format("SUB-AGENT-inform_sender(~p)",
[self()]);
image_of_sname(sats) -> io_lib:format("SUB-AGENT-trap_sender(~p)",
[self()]);
image_of_sname(saph) -> io_lib:format("SUB-AGENT-pdu_handler(~p)",
[self()]);
image_of_sname(nif) -> "A-NET-IF";
image_of_sname(ldb) -> "A-LOCAL-DB";
image_of_sname(ns) -> "A-NOTE-STORE";
image_of_sname(ss) -> "A-SYMBOLIC-STORE";
image_of_sname(asup) -> "A-SUPERVISOR";
image_of_sname(ms) -> "A-MIB-SERVER";
image_of_sname(tcs) -> "A-TARGET-CACHE-SERVER";
image_of_sname(conf) -> "A-CONF";
image_of_sname(abs) -> "A-BKP";
image_of_sname(albs) -> "A-LDB-BKP";
image_of_sname(ambs) -> "A-MS-BKP";
image_of_sname(asbs) -> "A-SS-BKP";
image_of_sname(mcbs) -> "M-C-BKP";
image_of_sname(mse) -> "M-SERVER";
image_of_sname(msew) -> io_lib:format("M-SERVER-worker(~p)", [self()]);
image_of_sname(mns) -> "M-NOTE-STORE";
image_of_sname(mnif) -> "M-NET-IF";
image_of_sname(mnifl) -> "M-NET-IF-LOGGER";
image_of_sname(mnifw) -> io_lib:format("M-NET-IF-worker(~p)", [self()]);
image_of_sname(mconf) -> "M-CONF";
image_of_sname(lc) -> io_lib:format("LOG-CONVERTER(~p)", [self()]);
image_of_sname(mgr) -> "MGR";
image_of_sname(mgr_misc) -> "MGR_MISC";
image_of_sname(undefined) -> "";
image_of_sname(V) -> lists:flatten(io_lib:format("~p",[V])).
validate(info) -> info;
validate(log) -> log;
validate(debug) -> debug;
validate(trace) -> trace;
validate(_) -> silence.
