Steven, Yemi is still working on his stuff. And I do not remember any greater discussion besides the fact that I would like something similar to fix the hostnames of system with multiple changeing DNS names.
Yemi: how are things going? Cheers Martin --- "Steven A. DuChene" <[EMAIL PROTECTED]> wrote: > Martin: > Did you ever hear anything from Yemi with repect to his host spoofing > patches for ganglia??? > As I said before I could REALLY use this feature with respect to > remote hardware stats > issues/tools that pull info from out of band processors (IBM RSA or > IPMI systems). > > Has Matt or any of the other developers ever commented on this need > at all? > -- > Steven A. DuChene > > -----Original Message----- > >From: Martin Knoblauch <[EMAIL PROTECTED]> > >Sent: Jan 31, 2006 1:23 PM > >To: "Steven A. DuChene" <[EMAIL PROTECTED]>, Adeyemi > Adesanya <[EMAIL PROTECTED]> > >Cc: ganglia-developers@lists.sourceforge.net > >Subject: Re: [Ganglia-developers] Host spoofing for SNMP > > > >Steven, > > > > Yemi did not send his code, nor did he open a bug assigned to me. > >Seems he is still working on it. > > > > There is another thing that I would like to have. I want to add a > >user-specified hostname to the XML. The problem is that on some > >machines with multiple NICs and HA/failover software the name of the > >machine may change in case of a failover event. What I would like to > >see is a GNAME (maybe SNAME :-)in the HOST part of the XML than can > be > >set to an arbtrary string. If set, "gmetad" would use it for the RRD > >database. If not set, it would fall back to NAME. > > > > I am not sure whether adding a field to the HOST XML would break > >backwards compatibility. Any ideas/comments? > > > > Another idea would be to use Yemis approach and use his spoofing > stuff > >to set only the name, but leave the detection of the IP on > automatic. > >Something like: > > > >IP:NAME would spoof both > >:NAME would only spoof the name > > > > Yemi? > > > >Martin > > > > > > > >--- "Steven A. DuChene" <[EMAIL PROTECTED]> wrote: > > > >> What ever happened to the patch for this modification? > >> I have the same needs as there is a ipmi query tool > >> that remotely pulls stats out of a system and I would > >> like to be able to shove those into ganglia as if they > >> were coming from the remote system. > >> > >> -----Original Message----- > >> >From: Adeyemi Adesanya <[EMAIL PROTECTED]> > >> >Sent: Dec 15, 2005 11:24 AM > >> >To: [EMAIL PROTECTED] > >> >Cc: ganglia-developers@lists.sourceforge.net > >> >Subject: Re: [Ganglia-developers] Host spoofing for SNMP > >> > > >> > > >> >Hi Martin. > >> > > >> >I will put in some testing time before submitting code along with > > >> >documentation. This is of great importance to me because I need > to > >> >monitor Network Appliance (NetApp) boxes. > >> > > >> >It is also worth considering security implications. Once the > >> >recipient gmond has processed the spoof message, it is > >> >indistinguishable from any other gmetric message. The Web > frontend > >> >has no clue! > >> > > >> >------ > >> >Yemi > >> > > >> > > >> >On Dec 15, 2005, at 3:18 AM, Martin Knoblauch wrote: > >> > > >> >> Yemi, > >> >> > >> >> please open a bugzilla entry, assign to me and attach your > patch > >> > >> >> (diff > >> >> -u format). > >> >> > >> >> The functionality sounds interesting to consider. I assume you > >> are > >> >> willing to provide the documantation for it :-) > >> >> > >> >> Another thing I always wanted is a way to fix up the host name > in > >> >> "gmond" reporting. I have one installation with machines having > > >> >> NICs in > >> >> a high-availability setup. They actually change their DNS names > >> when a > >> >> switch occurs, screwing the statistics royally. > >> >> > >> >> Cheers > >> >> Martin > >> >> > >> >> --- "Adesanya, Adeyemi" <[EMAIL PROTECTED]> wrote: > >> >> > >> >>> > >> >>> > >> >>> Hi There. > >> >>> > >> >>> I have been thinking about using Ganglia to monitor a broader > >> range > >> >>> of networked devices for a while. Many of these systems do not > >> run > >> >>> common OS platforms and communicate via the SNMP protocol. > Last > >> year > >> >>> I came up with a Ganglia 2.5.x hack that enabled a host to > send > >> >>> gmetric updates on behalf of another device (I call it > spoofing). > >> I > >> >>> have just added the same functionality on top of Ganglia 3.0.x > >> and it > >> >>> appears to be working OK. > >> >>> > >> >>> I modified lib/protocol.x and created a new message type that > >> adds a > >> >>> spoof IP address and host/device name to the existing gmetric > >> data > >> >>> struct. Here's an example of it in use: > >> >>> > >> >>> 'gmetric --help' now lists a new option: > >> >>> > >> >>> -S, --spoof=STRING IP address and name of host/device > (colon > >> >>> separated) we > >> >>> are spoofing (default=`') > >> >>> > >> >>> you use it like this: > >> >>> > >> >>> 'gmetric -c cfile -n dataRateIn -v 1234231434 -t uint32 -u > bytes > >> -S > >> >>> 123.456.789.012:[EMAIL PROTECTED] > >> >>> > >> >>> Add querying your target gmond shows the following: > >> >>> > >> >>> <HOST NAME="[EMAIL PROTECTED]" IP="123.456.789.012" > >> >>> REPORTED="1134604773" TN="9" TMAX="20" DMAX="86400" > >> >>> LOCATION="unspecified" GMOND_STARTED="0"> > >> >>> <METRIC NAME="dataRateIn" VAL="1234231434" TYPE="uint32" > >> >>> UNITS="bytes" TN="9" TMAX="60" DMAX="0" SLOPE="both" > >> >>> SOURCE="gmetric"/> > >> >>> </HOST> > >> >>> > >> >>> I'll be using this feature in production for sure and I'd like > to > >> get > >> >>> the CVS maintainers to review my code and add it to CVS. > >> >>> > >> >>> ------ > >> >>> Yemi > >> > >> > >> ------------------------------------------------------- > >> This SF.net email is sponsored by: Splunk Inc. Do you grep through > >> log files > >> for problems? Stop! Download the new AJAX search engine that > makes > >> searching your log files as easy as surfing the web. DOWNLOAD > >> SPLUNK! > >> > >http://sel.as-us.falkag.net/sel?cmd=lnk&kid=103432&bid=230486&dat=121642 > >> _______________________________________________ > >> Ganglia-developers mailing list > >> Ganglia-developers@lists.sourceforge.net > >> https://lists.sourceforge.net/lists/listinfo/ganglia-developers > >> > >> > > > > > >------------------------------------------------------ > >Martin Knoblauch > >email: k n o b i AT knobisoft DOT de > >www: http://www.knobisoft.de > > > > > ------------------------------------------------------ Martin Knoblauch email: k n o b i AT knobisoft DOT de www: http://www.knobisoft.de
