diff options
Diffstat (limited to 'lib/snmp/src')
| -rw-r--r-- | lib/snmp/src/agent/snmpa_net_if.erl | 111 | ||||
| -rw-r--r-- | lib/snmp/src/misc/snmp_log.erl | 334 |
2 files changed, 243 insertions, 202 deletions
diff --git a/lib/snmp/src/agent/snmpa_net_if.erl b/lib/snmp/src/agent/snmpa_net_if.erl index ecf9498ca9..afed4482d2 100644 --- a/lib/snmp/src/agent/snmpa_net_if.erl +++ b/lib/snmp/src/agent/snmpa_net_if.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2015. All Rights Reserved. +%% Copyright Ericsson AB 2004-2018. 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. @@ -137,11 +137,10 @@ init(Prio, NoteStore, MasterAgent, Parent, Opts) -> proc_lib:init_ack({ok, self()}), try loop(State) catch - C:E when C =/= exit, E =/= shutdown -> + C:E:S when C =/= exit, E =/= shutdown -> Fmt = "loop/1 EXCEPTION ~w:~w~n" " ~p", - S = erlang:get_stacktrace(), case C of exit -> %% Externally killed, root cause is elsewhere @@ -647,10 +646,10 @@ maybe_handle_recv( case try FilterMod:accept_recv(From_1, From_2) catch - Class:Exception -> + Class:Exception:StackTrace -> error_msg( "FilterMod:accept_recv(~p, ~p) crashed: ~w:~w~n ~p", - [From_1,From_2,Class,Exception,erlang:get_stacktrace()]), + [From_1, From_2, Class, Exception, StackTrace]), true end of @@ -753,12 +752,11 @@ maybe_handle_recv_pdu( case try FilterMod:accept_recv_pdu(From_1, From_2, Type) catch - Class:Exception -> + Class:Exception:StackTrace -> error_msg( "FilterMod:accept_recv_pdu(~p, ~p, ~p) crashed: ~w:~w~n" " ~p", - [From_1,From_2,Type,Class,Exception, - erlang:get_stacktrace()]), + [From_1, From_2, Type, Class, Exception, StackTrace]), true end of @@ -834,11 +832,10 @@ maybe_handle_reply_pdu( try FilterMod:accept_send_pdu(Addresses, Type) catch - Class:Exception -> + Class:Exception:StackTrace -> error_msg( "FilterMod:accept_send_pdu(~p, ~p) crashed: ~w:~w~n ~p", - [Addresses, Type, Class, Exception, - erlang:get_stacktrace()]), + [Addresses, Type, Class, Exception, StackTrace]), true end of @@ -872,7 +869,7 @@ handle_reply_pdu( ACMData, LogF)) of {ok, Packet} -> ?vinfo("time in agent: ~w mysec", [time_in_agent()]), - try maybe_udp_send(S, Transport, To, Packet) + try maybe_udp_send_wo_log(S, Transport, To, Packet) catch {Reason, Sz} -> error_msg("Cannot send message " @@ -917,11 +914,10 @@ maybe_handle_send_pdu( case try FilterMod:accept_send_pdu(AddressesToFilter, Type) catch - Class:Exception -> + Class:Exception:StackTrace -> error_msg( "FilterMod:accept_send_pdu(~p, ~p) crashed: ~w:~w~n ~p", - [AddressesToFilter,Type, - Class,Exception,erlang:get_stacktrace()]), + [AddressesToFilter, Type, Class, Exception, StackTrace]), true end of @@ -1049,46 +1045,36 @@ do_handle_send_pdu(S, Type, Pdu, Addresses) -> [Sz, Reason, Pdu]) end. -do_handle_send_pdu1( - #state{transports = Transports} = S, - Type, Addresses) -> +do_handle_send_pdu1(S, Type, Addresses) -> lists:foreach( - fun ({Domain, Address, Packet}) when is_binary(Packet) -> - ?vdebug( - "[~w] sending packet:~n" - " size: ~p~n" - " to: ~p", [Domain, sz(Packet), Address]), - To = {Domain, Address}, - case select_transport_from_domain(Domain, Transports) of - false -> - error_msg( - "Can not find transport~n" - " size: ~p~n" - " to: ~s", - [sz(Packet), format_address(To)]); - Transport -> - maybe_udp_send(S, Transport, To, Packet) - end; - ({Domain, Address, {Packet, LogData}}) when is_binary(Packet) -> - ?vdebug( - "[~w] sending encrypted packet:~n" - " size: ~p~n" - " to: ~p", [Domain, sz(Packet), Address]), - To = {Domain, Address}, - case select_transport_from_domain(Domain, Transports) of - false -> - error_msg( - "Can not find transport~n" - " size: ~p~n" - " to: ~s", - [sz(Packet), format_address(To)]); - Transport -> - maybe_udp_send(S, Transport, To, Packet, Type, LogData) - end + fun ({Domain, Address, Pkg}) when is_binary(Pkg) -> + do_handle_send_pdu2(S, Type, Domain, Address, + Pkg, Pkg, ""); + ({Domain, Address, {Pkg, LogPkg}}) when is_binary(Pkg) -> + do_handle_send_pdu2(S, Type, Domain, Address, + Pkg, LogPkg, " encrypted") end, Addresses). -maybe_udp_send( +do_handle_send_pdu2(#state{transports = Transports} = S, + Type, Domain, Address, Pkg, LogPkg, EncrStr) -> + ?vdebug("[~w] sending~s packet:" + "~n size: ~p" + "~n to: ~p", [Domain, EncrStr, sz(Pkg), Address]), + To = {Domain, Address}, + case select_transport_from_domain(Domain, Transports) of + false -> + error_msg("Can not find transport: " + "~n size: ~p" + "~n to: ~s", + [sz(Pkg), format_address(To)]); + Transport -> + maybe_udp_send_w_log(S, Transport, To, Pkg, LogPkg, Type) + end. + + +%% This function is used when logging has already been done! +maybe_udp_send_wo_log( #state{filter = FilterMod, transports = Transports}, #transport{socket = Socket}, To, Packet) -> @@ -1096,10 +1082,10 @@ maybe_udp_send( case try FilterMod:accept_send(To_1, To_2) catch - Class:Exception -> + Class:Exception:StackTrace -> error_msg( "FilterMod:accept_send(~p, ~p) crashed: ~w:~w~n ~p", - [To_1,To_2,Class,Exception,erlang:get_stacktrace()]), + [To_1, To_2, Class, Exception, StackTrace]), true end of @@ -1118,18 +1104,18 @@ maybe_udp_send( udp_send(Socket, To, Packet) end. -maybe_udp_send( +maybe_udp_send_w_log( #state{log = Log, filter = FilterMod, transports = Transports}, #transport{socket = Socket}, - To, Packet, Type, _LogData) -> + To, Pkg, LogPkg, Type) -> {To_1, To_2} = fix_filter_address(Transports, To), case try FilterMod:accept_send(To_1, To_2) catch - Class:Exception -> + Class:Exception:StackTrace -> error_msg( "FilterMod:accept_send(~p, ~p) crashed for: ~w:~w~n ~p", - [To_1, To_2, Class, Exception, erlang:get_stacktrace()]), + [To_1, To_2, Class, Exception, StackTrace]), true end of @@ -1143,10 +1129,10 @@ maybe_udp_send( _ -> error_msg( "FilterMod:accept_send(~p, ~p) returned: ~p", - [To_1,To_2,Other]) + [To_1, To_2, Other]) end, - log(Log, Type, Packet, To), - udp_send(Socket, To, Packet) + log(Log, Type, LogPkg, To), + udp_send(Socket, To, Pkg) end. udp_send(Socket, To, B) -> @@ -1168,11 +1154,10 @@ udp_send(Socket, To, B) -> ok -> ok catch - error:ExitReason -> + error:ExitReason:StackTrace -> error_msg("[exit] cannot send message " "(destination: ~p:~p, size: ~p, reason: ~p, at: ~p)", - [IpAddr, IpPort, sz(B), ExitReason, - erlang:get_stacktrace()]) + [IpAddr, IpPort, sz(B), ExitReason, StackTrace]) end. sz(L) when is_list(L) -> length(L); diff --git a/lib/snmp/src/misc/snmp_log.erl b/lib/snmp/src/misc/snmp_log.erl index 767d801eee..5713c14912 100644 --- a/lib/snmp/src/misc/snmp_log.erl +++ b/lib/snmp/src/misc/snmp_log.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2016. All Rights Reserved. +%% Copyright Ericsson AB 1997-2018. 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. @@ -649,13 +649,14 @@ do_log_to_file(Log, TextFile, Mibs, Start, Stop) -> MiniMib = snmp_mini_mib:create(Mibs), Write = fun(X) -> case format_msg(X, MiniMib, Start, Stop) of - {ok, S} -> - io:format(Fd, "~s", [S]); - _ -> - ok + {Tag, S} when (Tag =:= ok) orelse (Tag =:= error) -> + io:format(Fd, "~s", [S]), + Tag; + Ignore -> + Ignore end end, - Res = (catch loop(disk_log:chunk(Log, start), Log, Write)), + Res = (catch loop(Log, Write)), snmp_mini_mib:delete(MiniMib), file:close(Fd), Res; @@ -668,39 +669,63 @@ do_log_to_io(Log, Mibs, Start, Stop) -> MiniMib = snmp_mini_mib:create(Mibs), Write = fun(X) -> case format_msg(X, MiniMib, Start, Stop) of - {ok, S} -> - io:format("~s", [S]); - _ -> - ok + {Tag, S} when (Tag =:= ok) orelse (Tag =:= error) -> + io:format("~s", [S]), + Tag; + X -> + X end end, - (catch loop(disk_log:chunk(Log, start), Log, Write)), + Res = (catch loop(Log, Write)), snmp_mini_mib:delete(MiniMib), - ok. + Res. + +loop(Log, Write) -> + loop(disk_log:chunk(Log, start), Log, Write, 0, 0). -loop(eof, _Log, _Write) -> +loop(eof, _Log, _Write, _NumOK, 0 = _NumERR) -> ok; -loop({error, _} = Error, _Log, _Write) -> +loop(eof, _Log, _Write, NumOK, NumERR) -> + {ok, {NumOK, NumERR}}; +loop({error, _} = Error, _Log, _Write, _NumOK, _NumERR) -> Error; -loop({Cont, Terms}, Log, Write) -> - case (catch lists:foreach(Write, Terms)) of - {'EXIT', Reason} -> - {error, Reason}; - _ -> - loop(disk_log:chunk(Log, Cont), Log, Write) +loop({Cont, Terms}, Log, Write, NumOK, NumERR) -> + try loop_terms(Terms, Write) of + {ok, {AddedOK, AddedERR}} -> + loop(disk_log:chunk(Log, Cont), Log, Write, + NumOK+AddedOK, NumERR+AddedERR) + catch + C:E:S -> + {error, {C, E, S}} end; -loop({Cont, Terms, BadBytes}, Log, Write) -> +loop({Cont, Terms, BadBytes}, Log, Write, NumOK, NumERR) -> error_logger:error_msg("Skipping ~w bytes while converting ~p~n~n", [BadBytes, Log]), - case (catch lists:foreach(Write, Terms)) of - {'EXIT', Reason} -> - {error, Reason}; - _ -> - loop(disk_log:chunk(Log, Cont), Log, Write) - end; -loop(Error, _Log, _Write) -> - Error. + try loop_terms(Terms, Write) of + {ok, {AddedOK, AddedERR}} -> + loop(disk_log:chunk(Log, Cont), Log, Write, + NumOK+AddedOK, NumERR+AddedERR) + catch + C:E:S -> + {error, {C, E, S}} + end. + + +loop_terms(Terms, Write) -> + loop_terms(Terms, Write, 0, 0). + +loop_terms([], _Write, NumOK, NumERR) -> + {ok, {NumOK, NumERR}}; +loop_terms([Term|Terms], Write, NumOK, NumERR) -> + case Write(Term) of + ok -> + loop_terms(Terms, Write, NumOK+1, NumERR); + error -> + loop_terms(Terms, Write, NumOK, NumERR+1); + _ -> + loop_terms(Terms, Write, NumOK, NumERR) + end. format_msg(Entry, Mib, Start, Stop) -> @@ -733,88 +758,149 @@ do_format_msg({Timestamp, SeqNo, Packet, Ip, Port}, Mib) -> %% This is crap... do_format_msg(_, _) -> - format_tab("** unknown entry in log file\n\n", []). + {error, format_tab("** unknown entry in log file\n\n", [])}. do_format_msg(TimeStamp, {V3Hdr, ScopedPdu}, AddrStr, Mib) -> - case (catch snmp_pdus:dec_scoped_pdu(ScopedPdu)) of + try snmp_pdus:dec_scoped_pdu(ScopedPdu) of ScopedPDU when is_record(ScopedPDU, scopedPdu) -> Msg = #message{version = 'version-3', vsn_hdr = V3Hdr, data = ScopedPDU}, - f(ts2str(TimeStamp), "", Msg, AddrStr, Mib); - {'EXIT', Reason} -> - format_tab( - "** error in log file at ~s from ~s ~p\n\n", - [ts2str(TimeStamp), AddrStr, Reason]) + try f(ts2str(TimeStamp), "", Msg, AddrStr, Mib) of + {ok, _} = OK -> + OK + catch + FormatT:FormatE -> + format_error("format scoped pdu", + TimeStamp, AddrStr, FormatT, FormatE) + end + catch + DecT:DecE -> + format_error("decode scoped pdu", + TimeStamp, AddrStr, DecT, DecE) end; do_format_msg(TimeStamp, Packet, AddrStr, Mib) -> - case (catch snmp_pdus:dec_message(binary_to_list(Packet))) of + try snmp_pdus:dec_message(binary_to_list(Packet)) of Msg when is_record(Msg, message) -> - f(ts2str(TimeStamp), "", Msg, AddrStr, Mib); - {'EXIT', Reason} -> - format_tab("** error in log file ~p\n\n", [Reason]) + try f(ts2str(TimeStamp), "", Msg, AddrStr, Mib) of + {ok, _} = OK -> + OK + catch + FormatT:FormatE -> + %% Provide info about the message + Extra = + case Msg#message.version of + 'version-3' -> + #v3_hdr{msgID = ID, + msgFlags = Flags, + msgSecurityModel = SecModel} = + Msg#message.vsn_hdr, + SecLevel = snmp_misc:get_sec_level(Flags), + f("msg-id: ~w, sec-level: ~w, sec-model: ~w", + [ID, SecLevel, sm2atom(SecModel)]); + _ -> %% Community + f("community: ~s", [Msg#message.vsn_hdr]) + end, + format_error(f("format ~p message; ~s", + [Msg#message.version, Extra]), + TimeStamp, AddrStr, FormatT, FormatE) + end + catch + DecT:DecE -> + format_error("decode message", + TimeStamp, AddrStr, DecT, DecE) + end. - + +sm2atom(?SEC_ANY) -> any; +sm2atom(?SEC_V1) -> v1; +sm2atom(?SEC_V2C) -> v2c; +sm2atom(?SEC_USM) -> usm; +sm2atom(_) -> unknown. + do_format_msg(TimeStamp, SeqNo, {V3Hdr, ScopedPdu}, AddrStr, Mib) -> - case (catch snmp_pdus:dec_scoped_pdu(ScopedPdu)) of + try snmp_pdus:dec_scoped_pdu(ScopedPdu) of ScopedPDU when is_record(ScopedPDU, scopedPdu) -> Msg = #message{version = 'version-3', vsn_hdr = V3Hdr, data = ScopedPDU}, - f(ts2str(TimeStamp), sn2str(SeqNo), Msg, AddrStr, Mib); - {'EXIT', Reason} -> - format_tab( - "** error in log file at ~s from ~s ~p\n\n", - [ts2str(TimeStamp), sn2str(SeqNo), AddrStr, Reason]) + try f(ts2str(TimeStamp), sn2str(SeqNo), Msg, AddrStr, Mib) of + {ok, _} = OK -> + OK + catch + FormatT:FormatE -> + format_error("format scoped pdu", + TimeStamp, SeqNo, AddrStr, FormatT, FormatE) + end + catch + DecT:DecE -> + format_error("decode scoped pdu", + TimeStamp, SeqNo, AddrStr, DecT, DecE) end; do_format_msg(TimeStamp, SeqNo, Packet, AddrStr, Mib) -> - case (catch snmp_pdus:dec_message(binary_to_list(Packet))) of + try snmp_pdus:dec_message(binary_to_list(Packet)) of Msg when is_record(Msg, message) -> - f(ts2str(TimeStamp), sn2str(SeqNo), Msg, AddrStr, Mib); - {'EXIT', Reason} -> - format_tab( - "** error in log file ~s from ~s ~p\n\n", - [ts2str(TimeStamp), sn2str(SeqNo), AddrStr, Reason]) + try f(ts2str(TimeStamp), sn2str(SeqNo), Msg, AddrStr, Mib) of + {ok, _} = OK -> + OK + + catch + FormatT:FormatE -> + %% Provide info about the message + Extra = + case Msg#message.version of + 'version-3' -> + #v3_hdr{msgID = ID, + msgFlags = Flags, + msgSecurityModel = SecModel} = + Msg#message.vsn_hdr, + SecLevel = snmp_misc:get_sec_level(Flags), + f("msg-id: ~w, sec-level: ~w, sec-model: ~w", + [ID, SecLevel, sm2atom(SecModel)]); + _ -> %% Community + f("community: ~s", [Msg#message.vsn_hdr]) + end, + format_error(f("format ~p message; ~s", + [Msg#message.version, Extra]), + TimeStamp, SeqNo, AddrStr, FormatT, FormatE) + end + catch + DecT:DecE -> + format_error("decode message", + TimeStamp, SeqNo, AddrStr, DecT, DecE) end. - - -%% format_msg({TimeStamp, {V3Hdr, ScopedPdu}, {Addr, Port}}, -%% Mib, Start, Stop) -> -%% format_msg({TimeStamp, {V3Hdr, ScopedPdu}, Addr, Port}, -%% Mib, Start, Stop); -%% format_msg({TimeStamp, {V3Hdr, ScopedPdu}, Addr, Port}, -%% Mib, Start, Stop) -> -%% case timestamp_filter(TimeStamp, Start, Stop) of -%% true -> -%% case (catch snmp_pdus:dec_scoped_pdu(ScopedPdu)) of -%% ScopedPDU when record(ScopedPDU, scopedPdu) -> -%% Msg = #message{version = 'version-3', -%% vsn_hdr = V3Hdr, -%% data = ScopedPDU}, -%% f(ts2str(TimeStamp), Msg, Addr, Port, Mib); -%% {'EXIT', Reason} -> -%% format_tab("** error in log file at ~s from ~p:~w ~p\n\n", -%% [ts2str(TimeStamp), ip(Addr), Port, Reason]) -%% end; -%% false -> -%% ignore -%% end; -%% format_msg({TimeStamp, Packet, {Addr, Port}}, Mib, Start, Stop) -> -%% format_msg({TimeStamp, Packet, Addr, Port}, Mib, Start, Stop); -%% format_msg({TimeStamp, Packet, Addr, Port}, Mib, Start, Stop) -> -%% case timestamp_filter(TimeStamp, Start, Stop) of -%% true -> -%% case (catch snmp_pdus:dec_message(binary_to_list(Packet))) of -%% Msg when record(Msg, message) -> -%% f(ts2str(TimeStamp), Msg, Addr, Port, Mib); -%% {'EXIT', Reason} -> -%% format_tab("** error in log file ~p\n\n", [Reason]) -%% end; -%% false -> -%% ignore -%% end; -%% format_msg(_, _Mib, _Start, _Stop) -> -%% format_tab("** unknown entry in log file\n\n", []). + + +format_error(WhatStr, TimeStamp, AddrStr, throw, {error, Reason}) -> + {ok, Str} = + format_tab( + "** error (~s) in log file at ~s from ~s: " + "~n ~p\n\n", + [WhatStr, ts2str(TimeStamp), AddrStr, Reason]), + {error, Str}; +format_error(WhatStr, TimeStamp, AddrStr, T, E) -> + {ok, Str} = + format_tab( + "** error (~s) in log file at ~s from ~s: " + "~n ~w: ~p\n\n", + [WhatStr, ts2str(TimeStamp), AddrStr, T, E]), + {error, Str}. + +format_error(WhatStr, TimeStamp, SeqNo, AddrStr, throw, {error, Reason}) -> + {ok, Str} = + format_tab( + "** error (~s) in log file at ~s~s from ~s: " + "~n ~p\n\n", + [WhatStr, ts2str(TimeStamp), sn2str(SeqNo), AddrStr, Reason]), + {error, Str}; +format_error(WhatStr, TimeStamp, SeqNo, AddrStr, T, E) -> + {ok, Str} = + format_tab( + "** error (~s) in log file at ~s~s from ~s: " + "~n ~w, ~p\n\n", + [WhatStr, ts2str(TimeStamp), sn2str(SeqNo), AddrStr, T, E]), + {error, Str}. + f(TimeStamp, SeqNo, #message{version = Vsn, vsn_hdr = VsnHdr, data = Data}, @@ -838,51 +924,21 @@ f(TimeStamp, SeqNo, end, format_tab( "~w ~s - ~s [~s]~s ~w\n~s", - [Class, AddrStr, HdrStr, TimeStamp, SeqNo, Vsn, Str]). - -%% f(TimeStamp, SeqNo, -%% #message{version = Vsn, vsn_hdr = VsnHdr, data = Data}, -%% Addr, Port, Mib) -> -%% Str = format_pdu(Data, Mib), -%% HdrStr = format_header(Vsn, VsnHdr), -%% case get_type(Data) of -%% trappdu -> -%% f_trap(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port); -%% 'snmpv2-trap' -> -%% f_trap(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port); -%% 'inform-request' -> -%% f_inform(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port); -%% 'get-response' -> -%% f_response(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port); -%% report -> -%% f_report(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port); -%% _ -> -%% f_request(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -%% end. - -%% f_request(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -> -%% format_tab("request ~s:~w - ~s [~s]~s ~w\n~s", -%% [ip(Addr), Port, HdrStr, TimeStamp, SeqNo, Vsn, Str]). - -%% f_response(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -> -%% format_tab("response ~s:~w - ~s [~s]~s ~w\n~s", -%% [ip(Addr), Port, HdrStr, TimeStamp, SeqNo, Vsn, Str]). - -%% f_report(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -> -%% format_tab("report ~s:~w - ~s [~s]~s ~w\n~s", -%% [ip(Addr), Port, HdrStr, TimeStamp, SeqNo, Vsn, Str]). + [Class, AddrStr, HdrStr, TimeStamp, SeqNo, Vsn, Str]); +f(TimeStamp, SeqNo, Msg, AddrStr, _Mib) -> + io:format("<ERROR> Unexpected data: " + "~n TimeStamp: ~s~s" + "~n Msg: ~p" + "~n AddrStr: ~p" + "~n", [TimeStamp, SeqNo, Msg, AddrStr]), + throw({error, 'invalid-message'}). -%% f_trap(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -> -%% format_tab("trap ~s:~w - ~s [~s]~s ~w\n~s", -%% [ip(Addr), Port, HdrStr, TimeStamp, SeqNo, Vsn, Str]). +f(F, A) -> + lists:flatten(io_lib:format(F, A)). -%% f_inform(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -> -%% format_tab("inform ~s:~w - ~s [~s]~s ~w\n~s", -%% [ip(Addr), Port, HdrStr, TimeStamp, SeqNo, Vsn, Str]). ipPort2Str(Ip, Port) -> snmp_conf:mk_addr_string({Ip, Port}). - %% io_lib:format("~s:~w", [ip(Ip), Port]). %% Convert a timestamp 2-tupple to a printable string %% @@ -973,7 +1029,13 @@ format_pdu(#scopedPdu{contextName = Context, data = Pdu}, Mib) -> io_lib:format("Context: \"~s\"\n~s", [Context, snmp_misc:format_pdu(Pdu, Mib)]); format_pdu(Pdu, Mib) -> - snmp_misc:format_pdu(Pdu, Mib). + try snmp_misc:format_pdu(Pdu, Mib) of + Str -> + Str + catch + _:_ -> + throw({error, 'invalid-pdu'}) + end. get_type(#scopedPdu{data = Pdu}) -> get_type(Pdu); @@ -983,12 +1045,6 @@ get_type(#pdu{type = Type}) -> Type. -%% ip(Domain, Addr) -> -%% snmp_conf:mk_addr_string(Domain, Addr). -%% ip({A,B,C,D}) -> -%% io_lib:format("~w.~w.~w.~w", [A,B,C,D]). - - %% ------------------------------------------------------------------- %% Various utility functions |