diff options
Diffstat (limited to 'CHANGES')
| -rw-r--r-- | CHANGES | 25 |
1 files changed, 19 insertions, 6 deletions
@@ -4,17 +4,21 @@ Revision 4.2.6rc2 - Critical error fixed in key localization procedure for AES192/AES256/3DES cyphers. Previous versions might never worked properly in this respect. - Initial PySMI integration. Original ASN.1 MIBs could now be parsed, stored - at a local pysnmp MIBs repository and loaded into SNMP Engine. + at a local pysnmp MIBs repository and loaded into SNMP Engine. Relevant + example scripts added. - Major rewrite of native SNMPv3 CommandGenerator and NotificationOriginator applications towards the following goals: - * avoid bonding with particular SNMP engine instance to promote single - app instance using many SNMP engine instances + * avoid binding to specific SNMP engine instance to promote single + SNMP app instance using many SNMP engine instances * support two APIs for working with request data: one operates on the whole PDU object while the other on PDU contents * keep callback context data in stack rather than in stateful application cache * newly introduced sendVarBinds() method offers a more functional and logical signatures. + * Promote the use of dedicated classes for dealing with OID-value pairs. + Instances of those classes resemble OBJECT-IDENTITY, OBJECT-TYPE and + NOTIFICATION-TYPE MIB structures. * keep backward compatibility for all existing major/documented interfaces - Execution Observer facility implemented to give app an inside view of SNMP engine inner workings. This is thought to be a generic @@ -36,9 +40,9 @@ Revision 4.2.6rc2 the query was sent to. This proves to be useful when listening on both primary and secondary IP interfaces. - Internal oneliner apps configuration cache moved from respective - apps objects to [a singular] snmpEngine object. That would allow - for better cache reuse and allow for a single app working with - many snmpEngine instances. + apps objects to [a singular] snmpEngine "user context" object. + That would allow for better cache reuse and allow for a single app + working with many snmpEngine instances. - Legacy interfaces and APIs dropped in new oneliner AsyncCommandGenerator and AsyncNotificationOriginator classes (notice 'c' in Async). Original AsynCommandGenerator and AsynNotificationOriginator implementations @@ -86,6 +90,15 @@ Revision 4.2.6rc2 - The smi.MibBuilder() will now raise more specific exceptions (MibLoadError, MibNotFoundError) on MIB loading problems rather than more generic SmiError. +- The oneliner's MibVariable MIB lookup subsystem redesigned for more + generality to mimic OBJECT-TYPE macro capabilities related to SNMP + PDU handling. The two new classed are ObjectIdentity and ObjectType. + This new subsystem is moved from a scope of oneliner to more common + pysnmp.smi.rfc1903 scope to more naturally invoke it from whatever + part of pysnmp requires MIB services. +- MibBuilder now prepends the contents of environment variables it + recognizes (PYSNMP_MIB_DIR, PYSNMP_MIB_DIRS, PYSNMP_MIB_PKGS) rather + than using them instead of its default core MIBs. - Fix to authoritative engine side snmpEngineID discovery procedure: respond with notInTimeWindows rather then with unsupportedSecurityLevel at time synchronization phase. |