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Diffstat (limited to 'README')
| -rw-r--r-- | README | 55 |
1 files changed, 46 insertions, 9 deletions
@@ -498,7 +498,7 @@ consider setting up queues and daemons. Queues and daemons ------------------ -Some activities that StatusNet needs to do, like broadcast OMB, SMS, +Some activities that StatusNet needs to do, like broadcast OStatus, SMS, and XMPP messages, can be 'queued' and done by off-line bots instead. For this to work, you must be able to run long-running offline processes, either on your main Web server or on another server you @@ -524,14 +524,12 @@ server is probably a good idea for high-volume sites. options, you'll need to create that user and/or group by hand. They're not created automatically. -4. On the queues server, run the command scripts/startdaemons.sh. It - needs as a parameter the install path; if you run it from the - StatusNet dir, "." should suffice. +4. On the queues server, run the command scripts/startdaemons.sh. This will run the queue handlers: * queuedaemon.php - polls for queued items for inbox processing and - pushing out to OMB, SMS, XMPP, etc. + pushing out to OStatus, SMS, XMPP, etc. * xmppdaemon.php - listens for new XMPP messages from users and stores them as notices in the database; also pulls queued XMPP output from queuedaemon.php to push out to clients. @@ -540,6 +538,9 @@ These two daemons will automatically restart in most cases of failure including memory leaks (if a memory_limit is set), but may still die or behave oddly if they lose connections to the XMPP or queue servers. +Additional daemons may be also started by this script for certain +plugins, such as the Twitter bridge. + It may be a good idea to use a daemon-monitoring service, like 'monit', to check their status and keep them running. @@ -548,9 +549,11 @@ default. This can be useful for starting, stopping, and monitoring the daemons. Since version 0.8.0, it's now possible to use a STOMP server instead of -our kind of hacky home-grown DB-based queue solution. See the "queues" -config section below for how to configure to use STOMP. As of this -writing, the software has been tested with ActiveMQ. +our kind of hacky home-grown DB-based queue solution. This is strongly +recommended for best response time, especially when using XMPP. + +See the "queues" config section below for how to configure to use STOMP. +As of this writing, the software has been tested with ActiveMQ 5.3. Themes ------ @@ -945,11 +948,45 @@ stomp_server: "broker URI" for stomp server. Something like possible; see your stomp server's documentation for details. queue_basename: a root name to use for queues (stomp only). Typically - something like '/queue/sitename/' makes sense. + something like '/queue/sitename/' makes sense. If running + multiple instances on the same server, make sure that + either this setting or $config['site']['nickname'] are + unique for each site to keep them separate. + stomp_username: username for connecting to the stomp server; defaults to null. stomp_password: password for connecting to the stomp server; defaults to null. + +stomp_persistent: keep items across queue server restart, if enabled. + +softlimit: an absolute or relative "soft memory limit"; daemons will + restart themselves gracefully when they find they've hit + this amount of memory usage. Defaults to 90% of PHP's global + memory_limit setting. + +inboxes: delivery of messages to receiver's inboxes can be delayed to + queue time for best interactive performance on the sender. + This may however be annoyingly slow when using the DB queues, + so you can set this to false if it's causing trouble. + +breakout: for stomp, individual queues are by default grouped up for + best scalability. If some need to be run by separate daemons, + etc they can be manually adjusted here. + + Default will share all queues for all sites within each group. + Specify as <group>/<queue> or <group>/<queue>/<site>, + using nickname identifier as site. + + 'main/distrib' separate "distrib" queue covering all sites + 'xmpp/xmppout/mysite' separate "xmppout" queue covering just 'mysite' + +max_retries: for stomp, drop messages after N failed attempts to process. + Defaults to 10. + +dead_letter_dir: for stomp, optional directory to dump data on failed + queue processing events after discarding them. + license ------- |