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-rw-r--r--lib/snmp/src/manager/snmpm_net_if.erl154
1 files changed, 24 insertions, 130 deletions
diff --git a/lib/snmp/src/manager/snmpm_net_if.erl b/lib/snmp/src/manager/snmpm_net_if.erl
index c4716dfd21..bdde8a5623 100644
--- a/lib/snmp/src/manager/snmpm_net_if.erl
+++ b/lib/snmp/src/manager/snmpm_net_if.erl
@@ -59,8 +59,6 @@
{
server,
note_store,
-%% domain,
-%% sock,
transports = [],
mpd_state,
log,
@@ -170,12 +168,6 @@ init([Server, NoteStore]) ->
{error, Reason} ->
{stop, Reason}
end.
- %% case (catch do_init(Server, NoteStore)) of
- %% {error, Reason} ->
- %% {stop, Reason};
- %% {ok, State} ->
- %% {ok, State}
- %% end.
do_init(Server, NoteStore) ->
process_flag(trap_exit, true),
@@ -190,8 +182,8 @@ do_init(Server, NoteStore) ->
%% -- Verbosity --
{ok, Verbosity} = snmpm_config:system_info(net_if_verbosity),
- put(sname,mnif),
- put(verbosity,Verbosity),
+ put(sname, mnif),
+ put(verbosity, Verbosity),
?vlog("starting", []),
%% -- MPD --
@@ -246,74 +238,6 @@ do_init(Server, NoteStore) ->
?vdebug("started", []),
{ok, State}
end.
-
-
-
- %% %% -- Socket --
- %% SndBuf = get_opt(Opts, sndbuf, default),
- %% RecBuf = get_opt(Opts, recbuf, default),
- %% BindTo = get_opt(Opts, bind_to, false),
- %% NoReuse = get_opt(Opts, no_reuse, false),
-
- %% {ok, Port} = snmpm_config:system_info(port),
- %% Domain =
- %% case snmpm_config:system_info(domain) of
- %% {ok, D} ->
- %% D;
- %% _ ->
- %% snmpm_config:default_transport_domain()
- %% end,
- %% {ok, Sock} = do_open_port(Port, SndBuf, RecBuf, Domain, BindTo, NoReuse),
-
- %% %% -- Initiate counters ---
- %% init_counters(),
-
- %% %% -- We are done ---
- %% State = #state{server = Server,
- %% note_store = NoteStore,
- %% mpd_state = MpdState,
- %% domain = Domain,
- %% sock = Sock,
- %% log = Log,
- %% irb = IRB,
- %% irgc = IrGcRef,
- %% filter = FilterMod},
- %% ?vdebug("started", []),
- %% {ok, State}.
-
-
-%% %% Open port
-%% do_open_port(Port, SendSz, RecvSz, Domain, BindTo, NoReuse) ->
-%% ?vtrace("do_open_port -> entry with~n"
-%% " Port: ~p~n"
-%% " SendSz: ~p~n"
-%% " RecvSz: ~p~n"
-%% " Domain: ~p~n"
-%% " BindTo: ~p~n"
-%% " NoReuse: ~p",
-%% [Port, SendSz, RecvSz, Domain, BindTo, NoReuse]),
-%% IpOpts1 = bind_to(BindTo),
-%% IpOpts2 = no_reuse(NoReuse),
-%% IpOpts3 = recbuf(RecvSz),
-%% IpOpts4 = sndbuf(SendSz),
-%% IpOpts =
-%% [binary,
-%% snmp_conf:tdomain_to_family(Domain) |
-%% IpOpts1 ++ IpOpts2 ++ IpOpts3 ++ IpOpts4],
-%% OpenRes =
-%% case init:get_argument(snmpm_fd) of
-%% {ok, [[FdStr]]} ->
-%% Fd = list_to_integer(FdStr),
-%% gen_udp:open(0, [{fd, Fd}|IpOpts]);
-%% error ->
-%% gen_udp:open(Port, IpOpts)
-%% end,
-%% case OpenRes of
-%% {error, _} = Error ->
-%% throw(Error);
-%% OK ->
-%% OK
-%% end.
socket_open(IpPort, SocketOpts) ->
?vtrace("socket_open -> entry with~n"
@@ -326,18 +250,6 @@ socket_open(IpPort, SocketOpts) ->
Socket
end.
-%% bind_to(true) ->
-%% case snmpm_config:system_info(address) of
-%% {ok, Addr} when is_list(Addr) ->
-%% [{ip, list_to_tuple(Addr)}];
-%% {ok, Addr} ->
-%% [{ip, Addr}];
-%% _ ->
-%% []
-%% end;
-%% bind_to(_) ->
-%% [].
-
socket_params(Domain, {IpAddr, IpPort}, BindTo, CommonSocketOpts) ->
Family = snmp_conf:tdomain_to_family(Domain),
SocketOpts =
@@ -391,21 +303,6 @@ common_socket_opts(Opts) ->
[]
end].
-%% no_reuse(false) ->
-%% [{reuseaddr, true}];
-%% no_reuse(_) ->
-%% [].
-
-%% recbuf(default) ->
-%% [];
-%% recbuf(Sz) ->
-%% [{recbuf, Sz}].
-
-%% sndbuf(default) ->
-%% [];
-%% sndbuf(Sz) ->
-%% [{sndbuf, Sz}].
-
create_filter(Opts) when is_list(Opts) ->
case get_opt(Opts, module, ?DEFAULT_FILTER_MODULE) of
@@ -419,6 +316,10 @@ create_filter(BadOpts) ->
throw({error, {bad_filter_opts, BadOpts}}).
+%% ----------------------------------------------------------------------
+%% Audit Trail Logger
+%% ----------------------------------------------------------------------
+
%% Open log
do_init_log(false) ->
?vtrace("do_init_log(false) -> entry", []),
@@ -439,8 +340,8 @@ do_init_log(true) ->
Function = increment_counter,
Args = [atl_seqno, Initial, Max],
SeqNoGen = {Module, Function, Args},
- case snmp_log:create(Name, File,
- SeqNoGen, Size, Repair, true) of
+ case snmp_log:create(
+ Name, File, SeqNoGen, Size, Repair, true) of
{ok, Log} ->
?vdebug("log created: ~w", [Log]),
{Log, Type};
@@ -518,7 +419,7 @@ handle_cast({send_pdu, Pdu, Vsn, MsgData, Domain, Addr, ExtraInfo},
" Vsn: ~p~n"
" MsgData: ~p~n"
" Domain: ~p~n"
- " Addr : ~p", [Pdu, Vsn, MsgData, Domain, Addr]),
+ " Addr: ~p", [Pdu, Vsn, MsgData, Domain, Addr]),
maybe_process_extra_info(ExtraInfo),
maybe_handle_send_pdu(Pdu, Vsn, MsgData, Domain, Addr, State),
{noreply, State};
@@ -625,18 +526,17 @@ maybe_handle_recv_msg(
case (catch FilterMod:accept_recv(Arg1, Arg2)) of
false ->
%% Drop the received packet
- inc(netIfMsgInDrops),
- ok;
+ inc(netIfMsgInDrops);
_ ->
handle_recv_msg(Domain, Addr, Bytes, State)
- end.
+ end,
+ ok.
handle_recv_msg(Domain, Addr, Bytes, #state{server = Pid})
when is_binary(Bytes) andalso (size(Bytes) =:= 0) ->
- Pid ! {snmp_error, {empty_message, Domain, Addr}, Domain, Addr},
- ok;
-
+ Pid ! {snmp_error, {empty_message, Domain, Addr}, Domain, Addr};
+%%
handle_recv_msg(
Domain, Addr, Bytes,
#state{
@@ -645,30 +545,27 @@ handle_recv_msg(
mpd_state = MpdState,
log = Log} = State) ->
Logger = logger(Log, read, Domain, Addr),
- case (catch snmpm_mpd:process_msg(Bytes, Domain, Addr,
- MpdState, NoteStore, Logger)) of
+ case (catch snmpm_mpd:process_msg(
+ Bytes, Domain, Addr, MpdState, NoteStore, Logger)) of
{ok, Vsn, Pdu, MS, ACM} ->
- maybe_handle_recv_pdu(Domain, Addr, Vsn, Pdu, MS, ACM,
- Logger, State);
+ maybe_handle_recv_pdu(
+ Domain, Addr, Vsn, Pdu, MS, ACM, Logger, State);
{discarded, Reason, Report} ->
?vdebug("discarded: ~p", [Reason]),
ErrorInfo = {failed_processing_message, Reason},
Pid ! {snmp_error, ErrorInfo, Domain, Addr},
- maybe_udp_send(Domain, Addr, Report, State),
- ok;
+ maybe_udp_send(Domain, Addr, Report, State);
{discarded, Reason} ->
?vdebug("discarded: ~p", [Reason]),
ErrorInfo = {failed_processing_message, Reason},
- Pid ! {snmp_error, ErrorInfo, Domain, Addr},
- ok;
+ Pid ! {snmp_error, ErrorInfo, Domain, Addr};
Error ->
error_msg("processing of received message failed: "
- "~n ~p", [Error]),
- ok
+ "~n ~p", [Error])
end.
@@ -678,8 +575,7 @@ maybe_handle_recv_pdu(
{Arg1, Arg2} = fix_filter_address(Transports, {Domain, Addr}),
case (catch FilterMod:accept_recv_pdu(Arg1, Arg2, Type)) of
false ->
- inc(netIfPduInDrops),
- ok;
+ inc(netIfPduInDrops);
_ ->
handle_recv_pdu(
Domain, Addr, Vsn, Pdu, PduMS, ACM, Logger, State)
@@ -691,8 +587,7 @@ maybe_handle_recv_pdu(
{Arg1, Arg2} = fix_filter_address(Transports, {Domain, Addr}),
case (catch FilterMod:accept_recv_pdu(Arg1, Arg2, trappdu)) of
false ->
- inc(netIfPduInDrops),
- ok;
+ inc(netIfPduInDrops);
_ ->
handle_recv_pdu(
Domain, Addr, Vsn, Trap, PduMS, ACM, Logger, State)
@@ -809,8 +704,7 @@ maybe_send_inform_response(
"~n Reason: ~p", [Reason]),
ReqId = RePdu#pdu.request_id,
ErrorInfo = {failed_generating_response, {RePdu, Reason}},
- Pid ! {snmp_error, ReqId, ErrorInfo, Domain, Addr},
- ok
+ Pid ! {snmp_error, ReqId, ErrorInfo, Domain, Addr}
end
end.
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-19 10:30:52 +0000