Alright, we’ve done it! RCStream is disabled, so any remaining socket.io service connecting to stream.wikimedia.org/rc will fail.
Thanks all! On Thu, Jun 22, 2017 at 1:00 PM, Andrew Otto <o...@wikimedia.org> wrote: > Hi all, > > This is just a friendly reminder that we plan to turn off the RCStream > service after July 7th. > > We’re tracking as best we can the progress of porting clients over at > https://phabricator.wikimedia.org/T156919. But, we can only help with > what we know about. If you’ve got something still running on RCStream that > hasn’t yet ported, let us know, and/or switch soon! > > Thanks! > -Andrew Otto > > > > On Wed, Feb 8, 2017 at 9:28 AM, Andrew Otto <o...@wikimedia.org> wrote: > >> Hi everyone! >> >> Wikimedia is releasing a new service today: EventStreams >> <https://wikitech.wikimedia.org/wiki/EventStreams>. This service allows >> us to publish arbitrary streams of JSON event data to the public. >> Initially, the only stream available will be good ol’ RecentChanges >> <https://www.mediawiki.org/wiki/Manual:RCFeed>. This event stream >> overlaps functionality already provided by irc.wikimedia.org and RCStream >> <https://wikitech.wikimedia.org/wiki/RCStream>. However, this new >> service has advantages over these (now deprecated) services. >> >> >> 1. >> >> We can expose more than just RecentChanges. >> 2. >> >> Events are delivered over streaming HTTP (chunked transfer) instead >> of IRC or socket.io. This requires less client side code and fewer >> special routing cases on the server side. >> 3. >> >> Streams can be resumed from the past. By using EventSource, a >> disconnected client will automatically resume the stream from where it >> left >> off, as long as it resumes within one week. In the future, we would like >> to allow users to specify historical timestamps from which they would like >> to begin consuming, if this proves safe and tractable. >> >> >> I did say deprecated! Okay okay, we may never be able to fully deprecate >> irc.wikimedia.org. It’s used by too many (probably sentient by now) >> bots out there. We do plan to obsolete RCStream, and to turn it off in a >> reasonable amount of time. The deadline iiiiiis July 7th, 2017. All >> services that rely on RCStream should migrate to the HTTP based >> EventStreams service by this date. We are committed to assisting you in >> this transition, so let us know how we can help. >> >> Unfortunately, unlike RCStream, EventStreams does not have server side >> event filtering (e.g. by wiki) quite yet. How and if this should be done >> is still under discussion <https://phabricator.wikimedia.org/T152731>. >> >> The RecentChanges data you are used to remains the same, and is available >> at https://stream.wikimedia.org/v2/stream/recentchange. However, we may >> have something different for you, if you find it useful. We have been >> internally producing new Mediawiki specific events >> <https://github.com/wikimedia/mediawiki-event-schemas/tree/master/jsonschema/mediawiki> >> for a while now, and could expose these via EventStreams as well. >> >> Take a look at these events, and tell us what you think. Would you find >> them useful? How would you like to subscribe to them? Individually as >> separate streams, or would you like to be able to compose multiple event >> types into a single stream via an API? These things are all possible. >> >> I asked for a lot of feedback in the above paragraphs. Let’s try and >> centralize this discussion over on the mediawiki.org EventStreams talk >> page <https://www.mediawiki.org/wiki/Talk:EventStreams>. In summary, >> the questions are: >> >> >> - >> >> What RCStream clients do you maintain, and how can we help you >> migrate to EventStreams? >> <https://www.mediawiki.org/wiki/Topic:Tkjkee2j684hkwc9> >> - >> >> Is server side filtering, by wiki or arbitrary event field, useful to >> you? <https://www.mediawiki.org/wiki/Topic:Tkjkabtyakpm967t> >> - >> >> Would you like to consume streams other than RecentChanges? >> <https://www.mediawiki.org/wiki/Topic:Tkjk4ezxb4u01a61> (Currently >> available events are described here >> >> <https://github.com/wikimedia/mediawiki-event-schemas/tree/master/jsonschema/mediawiki> >> .) >> >> >> >> Thanks! >> - Andrew Otto >> >> >> >
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