Guo Xiang Tan
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bf21ebaecc
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DEV: Allow custom value when pausing sidekiq to aid in debugging.
Sometimes, it is useful to know what caused Sidekiq to be paused.
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2019-02-19 10:55:53 +08:00 |
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Guo Xiang Tan
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fe92b496a7
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FIX: Don't clear connections on failover.
Clearing connections can be really slow (up to 10 seconds).
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2019-01-22 14:48:01 +08:00 |
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Guo Xiang Tan
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de197000e7
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FIX: Clear connections before disabling readonly mode.
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2019-01-22 14:14:13 +08:00 |
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Guo Xiang Tan
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426907cb88
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FIX: Incorrect subscription in PostgreSQLFallbackHandler.
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2019-01-21 17:39:31 +08:00 |
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Guo Xiang Tan
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cc83bc8fcf
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FIX: Avoid throwing an error when processing PG down message.
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2019-01-21 11:48:54 +08:00 |
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Guo Xiang Tan
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ec58c33e9e
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DEV: Improve postgresql fallover and multisite tests.
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2019-01-15 12:52:45 +08:00 |
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Guo Xiang Tan
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08b268c5bc
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Be more forceful in disconnecting connections during failover.
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2018-09-04 10:32:43 +08:00 |
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Guo Xiang Tan
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7c173265d5
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FIX: Don't clear connections on the same process.
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2018-06-12 13:06:25 +08:00 |
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Guo Xiang Tan
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646ed87aba
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Clear all connections once master recovers.
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2018-06-12 12:13:59 +08:00 |
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Guo Xiang Tan
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fd75e54793
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Disconnect the pool during failover and fallback.
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2018-06-12 11:09:19 +08:00 |
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Guo Xiang Tan
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a7be68500d
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Better error reporting in PostgreSQL fallover thread.
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2018-06-12 09:39:11 +08:00 |
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Guo Xiang Tan
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2adae2a0b6
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FIX: Be more aggressive in checking master when trying to fallback.
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2018-06-12 00:09:15 +08:00 |
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Guo Xiang Tan
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c0b0c66a9e
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FIX: PostgreSQL fallback thread doesn't run server starts in readonly.
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2018-06-11 15:23:58 +08:00 |
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Guo Xiang Tan
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d06af14c26
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FIX: Notify all processes to fallback when PostgreSQL recovers.
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2018-06-11 15:10:28 +08:00 |
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Guo Xiang Tan
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d192924876
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FIX: Can't boot Discourse app with read-only PG connection take 2.
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2018-06-11 13:25:51 +08:00 |
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Guo Xiang Tan
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5656e8f366
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FIX: Can't boot Discourse with a read-only PG connection.
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2018-06-11 12:29:23 +08:00 |
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Guo Xiang Tan
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a509f466a0
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Expose replica_postgresql_connection to ActiveRecord::Base.
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2017-11-24 09:35:45 +08:00 |
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Guo Xiang Tan
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c390169b71
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Move monkey patch into freedom_patchers.
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2017-11-21 14:15:11 +08:00 |
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Guo Xiang Tan
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337ccfa3a6
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MONKEYPATCH: Allow us to disable the use of advisory locks during migration.
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2017-11-21 14:06:22 +08:00 |
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Guo Xiang Tan
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54455fa40b
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Use MessageBus to get other processes to failover faster.
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2017-10-23 17:58:24 +08:00 |
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Guo Xiang Tan
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7673684d91
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Allow DistributedCache#delete to not publish changes.
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2017-10-20 23:03:42 +08:00 |
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Guo Xiang Tan
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fe1e78ddf4
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Make PostgreSQL failover work with distributed cache.
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2017-10-20 17:15:29 +08:00 |
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Guo Xiang Tan
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d3003592cd
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Connection may be nil.
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2017-10-20 12:10:03 +08:00 |
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Guo Xiang Tan
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057571d173
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Raise errors in PostgreSQLFallbackHandler threads.
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2017-10-20 12:06:03 +08:00 |
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Guo Xiang Tan
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24e3e321e1
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Only initialize distributed cache once.
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2017-10-20 07:17:41 +08:00 |
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Guo Xiang Tan
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c7402ef794
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FIX: Use a distributed cache to store failover state.
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2017-10-20 05:46:19 +08:00 |
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Guo Xiang Tan
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1b5ee0ae72
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FIX: Couldn't boot Discourse app with a readonly postgres.
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2017-10-17 13:44:30 +08:00 |
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Guo Xiang Tan
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5f76e5062d
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Pause Sidekiq when postgres failovers.
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2017-10-16 19:48:31 +08:00 |
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Guo Xiang Tan
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d4388f54a2
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FIX: Use exact patht to ensure we always redirect with the right format.
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2017-09-28 10:29:41 +08:00 |
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Guo Xiang Tan
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9540b952fd
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Fix broken condition in PostgresqlFallbackAdapter.
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2017-09-25 13:48:59 +08:00 |
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Guo Xiang Tan
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5012d46cbd
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Add rubocop to our build. (#5004)
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2017-07-28 10:20:09 +09:00 |
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Guo Xiang Tan
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cdd550e947
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Use a different Redis key when PG failover sets site to readonly mode.
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2017-01-11 16:38:49 +08:00 |
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Guo Xiang Tan
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1e7de826dc
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FIX: Remove unused code.
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2016-11-30 16:39:38 +08:00 |
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Guo Xiang Tan
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f794c25f60
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FIX: Ensure a Thread is always running.
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2016-11-30 16:38:21 +08:00 |
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Guo Xiang Tan
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e8a3043129
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Spawn a single thread that checks for PostgreSQL fallback.
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2016-11-17 13:52:08 +08:00 |
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Guo Xiang Tan
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880b7e1053
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FIX: Connections were incorrectly going to master when failing over.
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2016-05-30 11:50:02 +08:00 |
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Guo Xiang Tan
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86ed6c7d5e
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Revert "Clear read only timestamp in Redis when switching back to master."
This reverts commit f891430f32.
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2016-05-27 18:02:26 +08:00 |
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Guo Xiang Tan
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f891430f32
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Clear read only timestamp in Redis when switching back to master.
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2016-05-18 10:17:03 +08:00 |
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Guo Xiang Tan
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d783a393ec
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Fix randomly failing test.
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2016-03-08 12:51:51 +08:00 |
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Guo Xiang Tan
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fcc86d3a9d
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FIX: PostgreSQLFallbackHandler was bouncing in and out of readonly.
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2016-03-08 10:02:38 +08:00 |
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Guo Xiang Tan
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b41aa27a84
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FEATURE: Support multisite in PostgreSQL fallback adapter.
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2016-03-02 21:37:37 +08:00 |
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Guo Xiang Tan
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c344bd3fd1
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FIX: Make sure we write inside a lock.
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2016-02-23 23:25:59 +08:00 |
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Guo Xiang Tan
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b0d2e69cc3
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FIX: Update log level to warn.
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2016-02-12 15:18:34 +08:00 |
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Guo Xiang Tan
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74dc838f5f
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FIX: Add a lock to ensure only a single thread is running each time.
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2016-02-05 10:47:47 +08:00 |
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Guo Xiang Tan
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c532d7d1ae
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Internally AR::Base.establish_connection removes the current connection.
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2016-02-05 08:51:50 +08:00 |
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Guo Xiang Tan
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a08496bb1a
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Remove Concurrent::TimerTask which spawns a long lasting Thread.
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2016-02-05 08:51:50 +08:00 |
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Guo Xiang Tan
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0058d09e35
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Second attempt which removes any kind proxying.
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2016-02-05 08:51:10 +08:00 |
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Guo Xiang Tan
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46589a1a0c
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FEATURE: AR adapter to failover to a replica DB server.
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2016-02-05 08:51:10 +08:00 |
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