[Standards] SIFT redux

2009-08-14 Thread Peter Saint-Andre
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 At the XMPP Summit a few weeks ago, the assembled throng had a discussion about SIFT. Unfortunately I wasn't in the room at that time (perhaps I was presenting the XMPP 101 tutorial with Jack, or up at the Google Wave Federation Day), so I don't know e

Re: [Standards] SIFT revisited

2009-06-09 Thread Dave Cridland
On Mon Jun 8 23:22:34 2009, Peter Saint-Andre wrote: "Don't send my [outbound] presence" or "Don't send me [inbound] presence" or both? Based on previous discussions, I assume the latter. Inbound. > - or turns off that state. Nothing gets > dropped, just delayed, maybe by a maximum time.

Re: [Standards] SIFT revisited

2009-06-08 Thread Peter Saint-Andre
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 6/5/09 5:29 PM, Dave Cridland wrote: > On Fri Jun 5 23:57:06 2009, Peter Saint-Andre wrote: >> Fabio Forno has found some good results with SIFT on a mobile phone: >> >> http://blog.bluendo.com/ff/xmpp-and-compression-a-little-experiment > > Hmmm

Re: [Standards] SIFT revisited

2009-06-08 Thread Peter Saint-Andre
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 6/6/09 3:15 AM, Dave Cridland wrote: > On Sat Jun 6 02:54:44 2009, Brian Cully wrote: >> Sorry, on my phone so I can't do proper inline replies. >> >> Maybe I'm missing something, but preserving presence on the server >> until a subsequent iq or m

Re: [Standards] SIFT revisited

2009-06-06 Thread Dave Cridland
On Sat Jun 6 02:54:44 2009, Brian Cully wrote: Sorry, on my phone so I can't do proper inline replies. Maybe I'm missing something, but preserving presence on the server until a subsequent iq or message stanza leads to dos attacks via resource consumption. Is that not what you were advoca

Re: [Standards] SIFT revisited

2009-06-05 Thread Brian Cully
Sorry, on my phone so I can't do proper inline replies. Maybe I'm missing something, but preserving presence on the server until a subsequent iq or message stanza leads to dos attacks via resource consumption. Is that not what you were advocating? -bjc On Jun 5, 2009, at 19:29, Dave Cridla

Re: [Standards] SIFT revisited

2009-06-05 Thread Dave Cridland
On Fri Jun 5 23:57:06 2009, Peter Saint-Andre wrote: Fabio Forno has found some good results with SIFT on a mobile phone: http://blog.bluendo.com/ff/xmpp-and-compression-a-little-experiment Hmmm - I had a long chat with Forno the other evening, and I've been meaning to write it up in a more

[Standards] SIFT revisited

2009-06-05 Thread Peter Saint-Andre
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Fabio Forno has found some good results with SIFT on a mobile phone: http://blog.bluendo.com/ff/xmpp-and-compression-a-little-experiment Perhaps what we need to do is define the base SIFT spec as a very simple method for blocking inbound stanzas by t

Re: [Standards] SIFT

2009-05-19 Thread Peter Saint-Andre
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 5/18/09 12:20 PM, Joe Hildebrand wrote: > 2009/5/18 Jiří Zárevúcky : >> Well, until now I believed that "unavailable" presence doesn't mean >> "show me offline", but "make me unavailable for presence exchange and >> messaging". But you're right, it

Re: [Standards] SIFT

2009-05-18 Thread Joe Hildebrand
2009/5/18 Jiří Zárevúcky : > Well, until now I believed that "unavailable" presence doesn't mean > "show me offline", but "make me unavailable for presence exchange and > messaging". But you're right, it doesn't really matter. > > Anyway, if SIFT capable client went invisible mid-session, it could

Re: [Standards] SIFT

2009-05-18 Thread Jiří Zárevúcky
2009/5/18 Peter Saint-Andre : > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA1 > > On 5/16/09 6:45 AM, Jiří Zárevúcky wrote: >> Hello. The filtering/intercepting functionality seems nice for IQ >> stanzas, but I have doubts about some of the use cases. >> >> "Invisibility" as defined by this spec

Re: [Standards] SIFT

2009-05-18 Thread Peter Saint-Andre
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 5/16/09 6:45 AM, Jiří Zárevúcky wrote: > Hello. The filtering/intercepting functionality seems nice for IQ > stanzas, but I have doubts about some of the use cases. > > "Invisibility" as defined by this spec would certainly ease it's > handling by

Re: [Standards] SIFT

2009-05-16 Thread Peter Saint-Andre
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 5/16/09 6:52 AM, Dirk Meyer wrote: > Jiří Zárevúcky wrote: >> 2009/5/16 Dirk Meyer : >>> Peter Saint-Andre wrote: http://xmpp.org/extensions/inbox/sift.html >>> I only took a quick look at the spec and maybe I missed it, but what >>> happens to

Re: [Standards] SIFT

2009-05-16 Thread Dirk Meyer
Jiří Zárevúcky wrote: > 2009/5/16 Dirk Meyer : >> Peter Saint-Andre wrote: >>> http://xmpp.org/extensions/inbox/sift.html >> >> I only took a quick look at the spec and maybe I missed it, but what >> happens to an IQ that got filtered? If a client sends an IQ it expects >> an answer and that answer

Re: [Standards] SIFT

2009-05-16 Thread Jiří Zárevúcky
2009/5/16 Dirk Meyer : > Peter Saint-Andre wrote: >> http://xmpp.org/extensions/inbox/sift.html > > I only took a quick look at the spec and maybe I missed it, but what > happens to an IQ that got filtered? If a client sends an IQ it expects > an answer and that answer maybe 'client not available'.

Re: [Standards] SIFT

2009-05-16 Thread Dirk Meyer
Peter Saint-Andre wrote: > http://xmpp.org/extensions/inbox/sift.html I only took a quick look at the spec and maybe I missed it, but what happens to an IQ that got filtered? If a client sends an IQ it expects an answer and that answer maybe 'client not available'. What is the answer if the recipi

Re: [Standards] SIFT

2009-05-16 Thread Jiří Zárevúcky
Hello. The filtering/intercepting functionality seems nice for IQ stanzas, but I have doubts about some of the use cases. "Invisibility" as defined by this spec would certainly ease it's handling by both client and server, but is changes the meaning of available and unavailable presence stanzas. T

Re: [Standards] SIFT

2009-05-15 Thread Peter Saint-Andre
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 5/14/09 9:39 PM, Peter Saint-Andre wrote: > On 5/14/09 9:24 PM, Peter Saint-Andre wrote: >> On 5/14/09 9:19 PM, Waqas Hussain wrote: >>> On Fri, May 15, 2009 at 8:15 AM, Peter Saint-Andre >>> wrote: > The namespace seems to have retained its r

Re: [Standards] SIFT

2009-05-14 Thread Peter Saint-Andre
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 5/14/09 9:24 PM, Peter Saint-Andre wrote: > On 5/14/09 9:19 PM, Waqas Hussain wrote: >> On Fri, May 15, 2009 at 8:15 AM, Peter Saint-Andre >> wrote: The namespace seems to have retained its roots instead of using sift. >>> Not sure what you m

Re: [Standards] SIFT

2009-05-14 Thread Peter Saint-Andre
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 5/14/09 9:19 PM, Waqas Hussain wrote: > On Fri, May 15, 2009 at 8:15 AM, Peter Saint-Andre wrote: >>> The namespace seems to have retained its roots instead of using sift. >> Not sure what you mean here. >> > > s/urn:xmpp:dc:0/urn:xmpp:sift:0/ und

Re: [Standards] SIFT

2009-05-14 Thread Waqas Hussain
On Fri, May 15, 2009 at 8:15 AM, Peter Saint-Andre wrote: >> The namespace seems to have retained its roots instead of using sift. > > Not sure what you mean here. > s/urn:xmpp:dc:0/urn:xmpp:sift:0/ under http://xmpp.org/extensions/inbox/sift.html#registrar-ns

Re: [Standards] SIFT

2009-05-14 Thread Peter Saint-Andre
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 5/14/09 4:32 PM, Peter Saint-Andre wrote: > Yesterday while Jack Moffitt was in Denver, Joe Hildebrand and I worked > with him on a method for registering stanza handlers with the server so > that the client can ask the server to deliver only certai

[Standards] SIFT

2009-05-14 Thread Peter Saint-Andre
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Yesterday while Jack Moffitt was in Denver, Joe Hildebrand and I worked with him on a method for registering stanza handlers with the server so that the client can ask the server to deliver only certain kinds of stanzas. This could be used for the kind