In that case, why not just use snmplog4jappender? http://code.google.com/p/log4j-snmp-trap-appender/
--Alex > -----Original Message----- > From: Murali Reddy [mailto:murali.re...@citrix.com] > Sent: Tuesday, January 15, 2013 2:36 AM > To: cloudstack-dev@incubator.apache.org > Subject: Re: [Discuss] SNMP Alerts support in CloudStack > > On 15/01/13 12:03 PM, "Anshul Gangwar" <anshul.gang...@citrix.com> > wrote: > > >My comments inline.. > > > >On 14/01/13 22:52, Alex Huang wrote: > >> Anshul, > >> > >> I had assumed that if you were doing this based on Murali's event > >>framework, it would not be architected on an adapter in the alert > >>manager but as a subscriber to his event framework. Has this been > >>discussed? If so, why not subscribe to event framework? > > > >Murali, > >Can you reply for this. > > Alex, > > From what Anshul is proposing, I see that, requirements is to generate a > SNMP trap for ALL of the alerts that CloudStack generates today, and there > is no need for selectively subscribing to subset of alerts. Taking > dependency on the event framework would mean that this feature will > require a MOM broker for no additional benefit at least in this context of > proposal. IMO, its seems good enough to just implement it as adapter to > existing AlertManager and generate SNMP trap at source of alert generation. > > > > >> > >> Also, I like to have the following asserted in the FS. > >> > >> - It is a separate project from CloudStack core > > > >Alex, > > > >I am developing this feature as plugin, so it will be separate project > >from CloudStack core > > > > > >> - It only depends on cloud-utils and cloud-api jars for compile. > > > >I am making it sure that code does not use any class from other jars > >apart from cloud-utils and cloud-api jars. > > > >I will update the FS with this info > > > > > >> > >> Please confirm them. > >> > >> --Alex > > > >Thanks, > >Anshul > >> > >>> -----Original Message----- > >>> From: Anshul Gangwar [mailto:anshul.gang...@citrix.com] > >>> Sent: Friday, January 04, 2013 12:57 AM > >>> To: cloudstack-dev@incubator.apache.org > >>> Subject: Re: [Discuss] SNMP Alerts support in CloudStack > >>> > >>> I have created the initial draft of FS here > >>> > https://cwiki.apache.org/confluence/display/CLOUDSTACK/FS+for+Integrati > >>> ng+CS+alerts+via+SNMP+to+external+management+system . I will > keep > >>> updating the FS based on comments and suggestions. > >>> > >>> Thanks, > >>> Anshul > >>> > >>> On 02/01/13 12:21, Anshul Gangwar wrote: > >>> > >>> On 18/12/12 20:19, David Nalley wrote: > >>> > >>> > >>> On Tue, Dec 18, 2012 at 6:12 AM, Anshul Gangwar > >>> <anshul.gang...@citrix.com><mailto:anshul.gang...@citrix.com> > wrote: > >>> > >>> > >>> Hi, > >>> Currently CloudStack shows alerts on dashboard and can send > >>>email > >>> alerts. With this feature it will be able to send SNMP alerts to > >>> configured external SNMP Managers. Currently I am planning to send > >>>SNMP > >>> traps for the alerts which are supported in CloudStack 4.0. I am > >>> planning to use snmp4j library available under Apache License to > >>> implement this feature. > >>> > >>> > >>> Fascinating - I am looking forward to seeing this! > >>> > >>> > >>> > >>> - Currently planning to support up to 20 SNMP managers > >>> > >>> > >>> This seems arbitrary. Why 20? > >>> > >>> > >>> > >>> - Version 1 and 2 will be supported > >>> > >>> > >>> > >>> Why not v3 as well? SNMPv1 is practically deprecated, so why bother > >>> with v1? v2 is a nice middle ground - v3 is where everyone wishes to > >>> be if they could start from scratch. > >>> > >>> > >>> > >>> - We need a unique SNMP OID for CloudStack. We need to > >>>register with > >>> IANA. Is there an established process in Apache to follow and get one? > >>> > >>> > >>> I'll be happy to figure out how this gets done. - Actually some quick > >>> googling shows that the ASF already has an enterprise OID - and one of > >>> our mentors has documented that here: > >>> https://cwiki.apache.org/DIRxPMGT/oid-assignment-scheme.html > >>> I will follow up with Alex and see if we can get an assignment. > >>> > >>> > >>> > >>> Hi David, > >>> Is there any OID which I can use to start development. > >>> > >>> > >>> > >>> > >>> > >>> > >>> So your idea here seems like it is targeting just sending traps, but > >>> I'm far more interested long-term in being able to query the SNMP > >>> daemon (and there likely will already be one on the host); so as you > >>> are designing the MIB please do plan ahead for such things. The page > >>> above is a good starting point around MIB design. > >>> > >>> If you need help around this, I am happy to lend what little I know > >>> about the subject of SNMP, or connect you with experts in the field. > >>> > >>> --David > >>> > >>> > >>> Thanks, > >>> Anshul >
