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-rw-r--r--lib/snmp/src/agent/snmp_view_based_acm_mib.erl121
1 files changed, 79 insertions, 42 deletions
diff --git a/lib/snmp/src/agent/snmp_view_based_acm_mib.erl b/lib/snmp/src/agent/snmp_view_based_acm_mib.erl
index 479a44795f..71dcc0f849 100644
--- a/lib/snmp/src/agent/snmp_view_based_acm_mib.erl
+++ b/lib/snmp/src/agent/snmp_view_based_acm_mib.erl
@@ -565,48 +565,85 @@ vacmAccessTable(is_set_ok, RowIndex, Cols0) ->
case (catch verify_vacmAccessTable_cols(Cols0, [])) of
{ok, Cols} ->
IsValidKey = is_valid_key(RowIndex),
- case lists:keysearch(?vacmAccessStatus, 1, Cols) of
- %% Ok, if contextMatch is init
- {value, {Col, ?'RowStatus_active'}} ->
- {ok, Row} = snmpa_vacm:get_row(RowIndex),
- case element(?vacmAContextMatch, Row) of
- noinit -> {inconsistentValue, Col};
- _ -> {noError, 0}
- end;
- {value, {Col, ?'RowStatus_notInService'}} -> % Ok, if not notReady
- {ok, Row} = snmpa_vacm:get_row(RowIndex),
- case element(?vacmAStatus, Row) of
- ?'RowStatus_notReady' -> {inconsistentValue, Col};
- _ -> {noError, 0}
- end;
- {value, {Col, ?'RowStatus_notReady'}} -> % never ok!
- {inconsistentValue, Col};
- {value, {Col, ?'RowStatus_createAndGo'}} -> % ok, if it doesn't exist
- Res = lists:keysearch(?vacmAccessContextMatch, 1, Cols),
- case snmpa_vacm:get_row(RowIndex) of
- false when (IsValidKey =:= true) andalso
- is_tuple(Res) -> {noError, 0};
- false -> {noCreation, Col}; % Bad RowIndex
- _ -> {inconsistentValue, Col}
- end;
- {value, {Col, ?'RowStatus_createAndWait'}} -> % ok, if it doesn't exist
- case snmpa_vacm:get_row(RowIndex) of
- false when (IsValidKey =:= true) -> {noError, 0};
- false -> {noCreation, Col}; % Bad RowIndex
- _ -> {inconsistentValue, Col}
- end;
- {value, {_Col, ?'RowStatus_destroy'}} -> % always ok!
- {noError, 0};
- _ -> % otherwise, it's a change; it must exist
- case snmpa_vacm:get_row(RowIndex) of
- {ok, _} ->
- {noError, 0};
- false ->
- {inconsistentName, element(1, hd(Cols))}
- end
- end;
- Error ->
- Error
+ StatusCol = lists:keyfind(?vacmAccessStatus, 1, Cols),
+ OldRow = snmpa_vacm:get_row(RowIndex),
+ case {StatusCol, OldRow} of
+ {{Col, ?'RowStatus_active'}, false} ->
+ % row does not yet exist => inconsistentValue
+ % (see SNMPv2-TC.mib, RowStatus textual convention)
+ {inconsistentValue, Col};
+ {{Col, ?'RowStatus_active'}, {ok, Row}} ->
+ %% Ok, if contextMatch is init
+ case element(?vacmAContextMatch, Row) of
+ noinit ->
+ % check whether ContextMatch is being set in the same operation
+ case proplists:get_value(?vacmAccessContextMatch, Cols) of
+ undefined ->
+ % no, we can't make this row active yet
+ {inconsistentValue, Col};
+ _ ->
+ % ok, activate the row
+ {noError, 0}
+ end;
+ _ ->
+ {noError, 0}
+ end;
+ {{Col, ?'RowStatus_notInService'}, false} ->
+ % row does not yet exist => inconsistentValue
+ % (see SNMPv2-TC.mib, RowStatus textual convention)
+ {inconsistentValue, Col};
+ {{Col, ?'RowStatus_notInService'}, {ok, Row}} ->
+ % Ok, if not notReady
+ case element(?vacmAStatus, Row) of
+ ?'RowStatus_notReady' ->
+ {inconsistentValue, Col};
+ _ ->
+ {noError, 0}
+ end;
+ {{Col, ?'RowStatus_notReady'}, _} ->
+ % never ok!
+ {inconsistentValue, Col};
+ {{Col, ?'RowStatus_createAndGo'}, false} ->
+ % ok, if it doesn't exist
+ Res = lists:keysearch(?vacmAccessContextMatch, 1, Cols),
+ if
+ IsValidKey /= true ->
+ % bad RowIndex => noCreation
+ {noCreation, Col};
+ is_tuple(Res) ->
+ % required field is present => noError
+ {noError, 0};
+ true ->
+ % required field is missing => inconsistentValue
+ {inconsistentValue, Col}
+ end;
+ {{Col, ?'RowStatus_createAndGo'}, _} ->
+ % row already exists => inconsistentValue
+ {inconsistentValue, Col};
+ {{Col, ?'RowStatus_createAndWait'}, false} ->
+ % ok, if it doesn't exist
+ if
+ IsValidKey =:= true ->
+ % RowIndex is valid => noError
+ {noError, 0};
+ true ->
+ {noCreation, Col}
+ end;
+ {{Col, ?'RowStatus_createAndWait'}, _} ->
+ % Row already exists => inconsistentValue
+ {inconsistentValue, Col};
+ {value, {_Col, ?'RowStatus_destroy'}} ->
+ % always ok!
+ {noError, 0};
+ {_, false} ->
+ % otherwise, it's a row change; row does not exist => inconsistentName
+ {inconsistentName, element(1, hd(Cols))};
+ _ ->
+ % row change and row exists => noError
+ {noError, 0}
+ end;
+ Error ->
+ Error
end;
vacmAccessTable(set, RowIndex, Cols0) ->
case (catch verify_vacmAccessTable_cols(Cols0, [])) of