Upgrade redis to version 4.3.1

[depfu]

Here is everything you need to know about this upgrade. Please take a good look at what changed and the test results before merging this pull request.

What changed?

✳️ redis (4.1.0 → 4.3.1) · Repo · Changelog

Release Notes

4.3.1 (from changelog)

• Fix password authentication against redis server 5 and older.

4.3.0 (from changelog)

• Add the TYPE argument to scan and scan_each. See #985.
• Support AUTH command for ACL. See #967.

4.2.5 (from changelog)

• Optimize the ruby connector write buffering. See #964.

4.2.4 (from changelog)

• Fix bytesize calculations in the ruby connector, and work on a copy of the buffer. Fix #961, #962.

4.2.3 (from changelog)

• Use io/wait instead of IO.select in the ruby connector. See #960.
• Use exception free non blocking IOs in the ruby connector. See #926.
• Prevent corruption of the client when an interrupt happen during inside a pipeline block. See #945.

4.2.2 (from changelog)

• Fix WATCH support for Redis::Distributed. See #941.
• Fix handling of empty stream responses. See #905, #929.

4.2.1 (from changelog)

• Fix exists? returning an actual boolean when called with multiple keys. See #918.
• Setting Redis.exists_returns_integer = false disables warning message about new behaviour. See #920.

4.2.0 (from changelog)

• Convert commands to accept keyword arguments rather than option hashes. This both help catching typos, and reduce needless allocations.
• Deprecate the synchrony driver. It will be removed in 5.0 and hopefully maintained as a separate gem. See #915.
• Make Redis#exists variadic, will return an Integer if called with multiple keys.
• Add Redis#exists? to get a Boolean if any of the keys exists.
• Redis#exists when called with a single key will warn that future versions will return an Integer. Set Redis.exists_returns_integer = true to opt-in to the new behavior.
• Support keepttl ooption in set. See #913.
• Optimized initialization of Redis::Cluster. See #912.
• Accept sentinel options even with string key. See #599.
• Verify TLS connections by default. See #900.

4.1.4 (from changelog)

• Alias Redis#disconnect as #close. See #901.
• Handle clusters with multiple slot ranges. See #894.
• Fix password authentication to a redis cluster. See #889.
• Handle recursive MOVED responses. See #882.
• Increase buffer size in the ruby connector. See #880.
• Fix thread safety of Redis.queue. See #878.
• Deprecate Redis::Future#== as it's likely to be a mistake. See #876.

4.1.3 (from changelog)

• Fix the client hanging forever when connecting with SSL to a non-SSL server. See #835.

4.1.2 (from changelog)

• Fix the client hanging forever when connecting with SSL to a non-SSL server. See #835.
• Fix several authentication problems with sentinel. See #850 and #856.
• Explicitly drop Ruby 2.2 support.

4.1.1 (from changelog)

• Fix error handling in multi blocks. See #754.
• Fix geoadd to accept arrays like georadius and georadiusbymember. See #841.
• Fix georadius command failing when long == lat. See #841.
• Fix timeout error in xread block: 0. See #837.
• Fix incompatibility issue with redis-objects. See #834.
• Properly handle Errno::EADDRNOTAVAIL on connect.
• Fix password authentication to sentinel instances. See #813.

Does any of this look wrong? Please let us know.

Commits

See the full diff on Github. The new version differs by more commits than we can show here.

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[coveralls]

Coverage remained the same at 82.637% when pulling cc65d16 on depfu/update/redis-4.3.1 into 53a193c on master.

[depfu]

Closed in favor of #127.