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-rw-r--r--lib/snmp/src/misc/snmp_config.erl22
-rw-r--r--lib/snmp/src/misc/snmp_misc.erl17
-rw-r--r--lib/snmp/src/misc/snmp_usm.erl51
3 files changed, 60 insertions, 30 deletions
diff --git a/lib/snmp/src/misc/snmp_config.erl b/lib/snmp/src/misc/snmp_config.erl
index 0bed097b62..22fe25941c 100644
--- a/lib/snmp/src/misc/snmp_config.erl
+++ b/lib/snmp/src/misc/snmp_config.erl
@@ -238,7 +238,7 @@ config_agent_sys() ->
MibStorage =
case MibStorageType of
ets ->
- ets;
+ [{module, snmpa_mib_storage_ets}];
dets ->
DetsDir = ask("6b. Mib storage directory (absolute path)?",
DbDir, fun verify_dir/1),
@@ -248,13 +248,14 @@ config_agent_sys() ->
"default", fun verify_mib_storage_action/1),
case DetsAction of
default ->
- {dets, DetsDir};
+ [{module, snmpa_mib_storage_dets},
+ {options, [{dir, DetsDir}]}];
_ ->
- {dets, DetsDir, DetsAction}
+ [{module, snmpa_mib_storage_dets},
+ {options, [{dir, DetsDir},
+ {action, DetsAction}]}]
end;
mnesia ->
-% Nodes = ask("Mib storage nodes?", "none",
-% fun verify_mib_storage_nodes/1),
Nodes = [],
MnesiaAction = ask("6b. Mib storage [mnesia] database start "
"action "
@@ -262,11 +263,18 @@ config_agent_sys() ->
"default", fun verify_mib_storage_action/1),
case MnesiaAction of
default ->
- {mnesia, Nodes};
+ [{module, snmpa_mib_storage_mnesia},
+ {options, [{nodes, Nodes}]}];
_ ->
- {mnesia, Nodes, MnesiaAction}
+ [{module, snmpa_mib_storage_mnesia},
+ {options, [{nodes, Nodes},
+ {action, MnesiaAction}]}]
end
end,
+
+ %% Here we should ask about mib-server data module,
+ %% but as we only have one at the moment...
+
TargetCacheVerb = ask("7. Target cache verbosity "
"(silence/info/log/debug/trace)?", "silence",
fun verify_verbosity/1),
diff --git a/lib/snmp/src/misc/snmp_misc.erl b/lib/snmp/src/misc/snmp_misc.erl
index a061dcd97c..293b22991b 100644
--- a/lib/snmp/src/misc/snmp_misc.erl
+++ b/lib/snmp/src/misc/snmp_misc.erl
@@ -43,6 +43,7 @@
ip/1, ip/2,
is_auth/1,
is_BitString/1,
+ is_crypto_supported/1,
is_oid/1,
is_priv/1,
is_reportable/1,
@@ -117,13 +118,27 @@ now(sec) ->
(element(3,Now) div 1000000).
+is_crypto_supported(Alg) ->
+ %% The 'try catch' handles the case when 'crypto' is
+ %% not present in the system (or not started).
+ try
+ begin
+ Supported = crypto:supports(),
+ Hashs = proplists:get_value(hashs, Supported),
+ Ciphers = proplists:get_value(ciphers, Supported),
+ lists:member(Alg, Hashs ++ Ciphers)
+ end
+ catch
+ _:_ ->
+ false
+ end.
+
is_string([]) -> true;
is_string([Tkn | Str])
when is_integer(Tkn) andalso (Tkn >= 0) andalso (Tkn =< 255) ->
is_string(Str);
is_string(_) -> false.
-
is_oid([E1, E2| Rest])
when (length(Rest) =< 126) andalso (E1 *40 + E2 =< 255) ->
is_oid2(Rest);
diff --git a/lib/snmp/src/misc/snmp_usm.erl b/lib/snmp/src/misc/snmp_usm.erl
index df2c1f0b18..67e3476816 100644
--- a/lib/snmp/src/misc/snmp_usm.erl
+++ b/lib/snmp/src/misc/snmp_usm.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2004-2010. All Rights Reserved.
+%% Copyright Ericsson AB 2004-2013. 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
@@ -69,7 +69,7 @@ passwd2localized_key(Alg, Passwd, EngineID) when length(Passwd) > 0 ->
%%-----------------------------------------------------------------
localize_key(Alg, Key, EngineID) ->
Str = [Key, EngineID, Key],
- binary_to_list(crypto:Alg(Str)).
+ binary_to_list(crypto:hash(Alg, Str)).
mk_digest(md5, Passwd) ->
@@ -78,25 +78,25 @@ mk_digest(sha, Passwd) ->
mk_sha_digest(Passwd).
mk_md5_digest(Passwd) ->
- Ctx = crypto:md5_init(),
+ Ctx = crypto:hash_init(md5),
Ctx2 = md5_loop(0, [], Ctx, Passwd, length(Passwd)),
- crypto:md5_final(Ctx2).
+ crypto:hash_final(Ctx2).
md5_loop(Count, Buf, Ctx, Passwd, PasswdLen) when Count < 1048576 ->
{Buf64, NBuf} = mk_buf64(length(Buf), Buf, Passwd, PasswdLen),
- NCtx = crypto:md5_update(Ctx, Buf64),
+ NCtx = crypto:hash_update(Ctx, Buf64),
md5_loop(Count+64, NBuf, NCtx, Passwd, PasswdLen);
md5_loop(_Count, _Buf, Ctx, _Passwd, _PasswdLen) ->
Ctx.
mk_sha_digest(Passwd) ->
- Ctx = crypto:sha_init(),
+ Ctx = crypto:hash_init(sha),
Ctx2 = sha_loop(0, [], Ctx, Passwd, length(Passwd)),
- crypto:sha_final(Ctx2).
+ crypto:hash_final(Ctx2).
sha_loop(Count, Buf, Ctx, Passwd, PasswdLen) when Count < 1048576 ->
{Buf64, NBuf} = mk_buf64(length(Buf), Buf, Passwd, PasswdLen),
- NCtx = crypto:sha_update(Ctx, Buf64),
+ NCtx = crypto:hash_update(Ctx, Buf64),
sha_loop(Count+64, NBuf, NCtx, Passwd, PasswdLen);
sha_loop(_Count, _Buf, Ctx, _Passwd, _PasswdLen) ->
Ctx.
@@ -142,26 +142,33 @@ auth_out(?usmHMACSHAAuthProtocol, AuthKey, Message, UsmSecParams) ->
sha_auth_out(AuthKey, Message, UsmSecParams).
md5_auth_out(AuthKey, Message, UsmSecParams) ->
+ %% ?vtrace("md5_auth_out -> entry with"
+ %% "~n AuthKey: ~w"
+ %% "~n Message: ~w"
+ %% "~n UsmSecParams: ~w", [AuthKey, Message, UsmSecParams]),
%% 6.3.1.1
Message2 = set_msg_auth_params(Message, UsmSecParams, ?twelwe_zeros),
- Packet = snmp_pdus:enc_message_only(Message2),
+ Packet = snmp_pdus:enc_message_only(Message2),
%% 6.3.1.2-4 is done by the crypto function
%% 6.3.1.4
- MAC = binary_to_list(crypto:md5_mac_96(AuthKey, Packet)),
+ MAC = binary_to_list(crypto:hmac(md5, AuthKey, Packet, 12)),
+ %% ?vtrace("md5_auth_out -> crypto (md5) encoded"
+ %% "~n MAC: ~w", [MAC]),
%% 6.3.1.5
set_msg_auth_params(Message, UsmSecParams, MAC).
md5_auth_in(AuthKey, AuthParams, Packet) when length(AuthParams) == 12 ->
+ %% ?vtrace("md5_auth_in -> entry with"
+ %% "~n AuthKey: ~w"
+ %% "~n AuthParams: ~w"
+ %% "~n Packet: ~w", [AuthKey, AuthParams, Packet]),
%% 6.3.2.3
Packet2 = patch_packet(binary_to_list(Packet)),
%% 6.3.2.5
- MAC = binary_to_list(crypto:md5_mac_96(AuthKey, Packet2)),
+ MAC = binary_to_list(crypto:hmac(md5, AuthKey, Packet2, 12)),
%% 6.3.2.6
-%% ?vtrace("md5_auth_in -> entry with"
-%% "~n Packet2: ~w"
-%% "~n AuthKey: ~w"
-%% "~n AuthParams: ~w"
-%% "~n MAC: ~w", [Packet2, AuthKey, AuthParams, MAC]),
+ %% ?vtrace("md5_auth_in -> crypto (md5) encoded"
+ %% "~n MAC: ~w", [MAC]),
MAC == AuthParams;
md5_auth_in(_AuthKey, _AuthParams, _Packet) ->
%% 6.3.2.1
@@ -177,7 +184,7 @@ sha_auth_out(AuthKey, Message, UsmSecParams) ->
Packet = snmp_pdus:enc_message_only(Message2),
%% 7.3.1.2-4 is done by the crypto function
%% 7.3.1.4
- MAC = binary_to_list(crypto:sha_mac_96(AuthKey, Packet)),
+ MAC = binary_to_list(crypto:hmac(sha, AuthKey, Packet, 12)),
%% 7.3.1.5
set_msg_auth_params(Message, UsmSecParams, MAC).
@@ -185,7 +192,7 @@ sha_auth_in(AuthKey, AuthParams, Packet) when length(AuthParams) =:= 12 ->
%% 7.3.2.3
Packet2 = patch_packet(binary_to_list(Packet)),
%% 7.3.2.5
- MAC = binary_to_list(crypto:sha_mac_96(AuthKey, Packet2)),
+ MAC = binary_to_list(crypto:hmac(sha, AuthKey, Packet2, 12)),
%% 7.3.2.6
MAC == AuthParams;
sha_auth_in(_AuthKey, _AuthParams, _Packet) ->
@@ -203,7 +210,7 @@ des_encrypt(PrivKey, Data, SaltFun) ->
IV = list_to_binary(snmp_misc:str_xor(PreIV, Salt)),
TailLen = (8 - (length(Data) rem 8)) rem 8,
Tail = mk_tail(TailLen),
- EncData = crypto:des_cbc_encrypt(DesKey, IV, [Data,Tail]),
+ EncData = crypto:block_encrypt(des_cbc, DesKey, IV, [Data,Tail]),
{ok, binary_to_list(EncData), Salt}.
des_decrypt(PrivKey, MsgPrivParams, EncData)
@@ -217,7 +224,7 @@ des_decrypt(PrivKey, MsgPrivParams, EncData)
Salt = MsgPrivParams,
IV = list_to_binary(snmp_misc:str_xor(PreIV, Salt)),
%% Whatabout errors here??? E.g. not a mulitple of 8!
- Data = binary_to_list(crypto:des_cbc_decrypt(DesKey, IV, EncData)),
+ Data = binary_to_list(crypto:block_decrypt(des_cbc, DesKey, IV, EncData)),
Data2 = snmp_pdus:strip_encrypted_scoped_pdu_data(Data),
{ok, Data2};
des_decrypt(PrivKey, BadMsgPrivParams, EncData) ->
@@ -235,7 +242,7 @@ aes_encrypt(PrivKey, Data, SaltFun) ->
EngineBoots = snmp_framework_mib:get_engine_boots(),
EngineTime = snmp_framework_mib:get_engine_time(),
IV = list_to_binary([?i32(EngineBoots), ?i32(EngineTime) | Salt]),
- EncData = crypto:aes_cfb_128_encrypt(AesKey, IV, Data),
+ EncData = crypto:block_encrypt(aes_cbf128, AesKey, IV, Data),
{ok, binary_to_list(EncData), Salt}.
aes_decrypt(PrivKey, MsgPrivParams, EncData, EngineBoots, EngineTime)
@@ -244,7 +251,7 @@ aes_decrypt(PrivKey, MsgPrivParams, EncData, EngineBoots, EngineTime)
Salt = MsgPrivParams,
IV = list_to_binary([?i32(EngineBoots), ?i32(EngineTime) | Salt]),
%% Whatabout errors here??? E.g. not a mulitple of 8!
- Data = binary_to_list(crypto:aes_cfb_128_decrypt(AesKey, IV, EncData)),
+ Data = binary_to_list(crypto:block_decrypt(aes_cbf128, AesKey, IV, EncData)),
Data2 = snmp_pdus:strip_encrypted_scoped_pdu_data(Data),
{ok, Data2}.
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-07 04:20:26 +0000