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Tim Abbott 2fa77d9d54 sessions: Stop using the cached_db sessions engine.
See https://github.com/zulip/zulip/issues/10856 for details on the bug
here; but basically, users who reset their password were unable to
login until the next time we flushed memcached.  The issue disappeared
after stopping using the Django cached_db session engine, so it's
pretty clear that some sort of bug with that session engine
interacting with our password reset logic is the root cause.

Further debugging is required to understand this fully, but for now,
it seems wise to just disable the backend.

The cost of doing so is a small performance decrease, which is likely
acceptable until we can resolve this (it's certainly a more minor
problem than the "Can't login" bug that disabling this removes).
2018-11-16 12:03:21 -08:00
.circleci circleci: Add support for Ubuntu Bionic. 2018-06-01 18:02:50 -07:00
.github github: Suggest GIFs too in PR template. 2018-02-16 09:59:22 -08:00
.tx tx config: Update slug for mobile. 2018-06-17 17:32:25 -07:00
analytics activity: Move the total row from last to first. 2018-11-16 09:22:32 -08:00
confirmation confirmation: Move one_click_unsubscribe_link out of notifications.py. 2018-11-08 14:39:33 -08:00
corporate billing: Cast return value of _mock_stripe to CallableT. 2018-11-12 23:42:59 -08:00
docs docs: Add a document with notes on the Django upgrade process. 2018-11-14 17:53:27 -08:00
frontend_tests Isolate/eliminate uses of "match_subject". 2018-11-16 11:05:43 -08:00
pgroonga pgroonga: Upgrade to PGroonga 2 API. 2018-05-31 13:00:34 -07:00
puppet nginx: Fix missing API authentication configuration. 2018-11-16 11:25:54 -08:00
requirements requirements: Revert updates to thumbor virtualenv. 2018-11-13 12:41:09 -08:00
scripts setup-cerbot: Allow issuing certificates for multiple domains. 2018-11-13 12:47:31 -08:00
static subject -> topic: Fix respond_to_message(). 2018-11-16 11:11:40 -08:00
stubs billing: Make mock_stripe handle StripeErrors. 2018-10-30 09:55:13 -07:00
templates accessibility: Model messages as a list with items, each representing a single message. 2018-11-16 08:54:01 -08:00
tools Extract get_turtle_message(). 2018-11-14 23:24:06 -08:00
zerver actions: Add a function for changing realm subdomains. 2018-11-15 14:39:14 -08:00
zilencer add_new_user: Fix mention of running "python manage.py". 2018-11-06 13:28:18 -08:00
zproject sessions: Stop using the cached_db sessions engine. 2018-11-16 12:03:21 -08:00
zthumbor zthumbor: Fix thumbor behaviour when using it with s3 storage. 2018-10-16 16:00:47 -07:00
.codecov.yml Try to avoid codecov spam. 2017-12-29 07:23:26 -05:00
.editorconfig editorconfig: Declare max line lengths for JS/Python code. 2018-08-08 09:48:17 -07:00
.eslintignore zulip_ops: Delete the long-disused `stats1.zulip.net` config and its dependencies. 2017-08-15 17:30:31 -07:00
.eslintrc.json Extract topic_zoom.js. 2018-10-24 16:54:35 -07:00
.gitattributes gitattributes: Treat .ogg files as binary. 2018-04-27 09:59:19 -07:00
.gitignore mypy: Add basic support for invoking dmypy to run-mypy. 2018-05-21 22:41:08 -07:00
.gitlint lint: Allow revert commit messages in gitlint. 2018-02-13 09:21:01 -08:00
.isort.cfg tornado: Fix logging of tornado activity level. 2018-04-17 15:59:01 -07:00
.npmignore
.stylelintrc tools: Add stylelint rule for eliminating hex values in CSS. 2018-10-16 13:14:19 -07:00
.travis.yml travis: Disable most suites in favor of CircleCI! 2018-01-31 11:10:03 -08:00
CODE_OF_CONDUCT.md repository: Add CODE_OF_CONDUCT.md. 2017-06-14 18:43:08 -07:00
CONTRIBUTING.md api docs: Move references to integration-guide to integrations-overview. 2018-10-16 21:06:59 -07:00
Dockerfile-dev locale: Fix incorrect use of locale-gen to generate locales. 2018-10-11 14:42:24 -07:00
Dockerfile-postgresql docker: Add PGroonga support to Postgresql Dockerfile. 2018-05-23 11:53:32 -07:00
LICENSE license: Move license application notice from LICENSE to NOTICE. 2018-10-02 12:04:44 -07:00
NOTICE license: Move license application notice from LICENSE to NOTICE. 2018-10-02 12:04:44 -07:00
README.md docs: Remove links to long-obsolete /plans.html. 2018-11-07 08:11:07 -08:00
Vagrantfile vagrant: Use id -g for finding a user's group. 2018-11-01 10:08:08 -07:00
manage.py manage.py: Sabotage importing pika.adapters.twisted_connection. 2018-10-17 11:50:08 -07:00
mypy.ini mypy: Add Optional & check in zproject/backends.py; remove from mypy.ini. 2018-10-29 12:53:16 -07:00
package.json build_emoji: Add infrastructure for google-blob and twitter emojisets. 2018-08-31 11:52:24 -07:00
version.py requirements: Upgrade setuptools to 40.6.1. 2018-11-13 12:15:07 -08:00
yarn.lock build_emoji: Add infrastructure for google-blob and twitter emojisets. 2018-08-31 11:52:24 -07:00

README.md

Zulip overview

Zulip is a powerful, open source group chat application that combines the immediacy of real-time chat with the productivity benefits of threaded conversations. Zulip is used by open source projects, Fortune 500 companies, large standards bodies, and others who need a real-time chat system that allows users to easily process hundreds or thousands of messages a day. With over 300 contributors merging over 500 commits a month, Zulip is also the largest and fastest growing open source group chat project.

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Getting started

Click on the appropriate link below. If nothing seems to apply, join us on the Zulip community server and tell us what's up!

You might be interested in:

You may also be interested in reading our blog or following us on twitter. Zulip is distributed under the Apache 2.0 license.