diff options
Diffstat (limited to 'lib/snmp')
| -rw-r--r-- | lib/snmp/src/agent/snmp_view_based_acm_mib.erl | 121 |
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 |