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CHANGELOG.md

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Changelog

All notable changes to this project will be documented in this file.

2.2.0 - 2016-08-09

Added

  • Externally provided event listener channel (@spencerkimball)

Deprecated

  • Nothing

Removed

  • Nothing

Fixed

  • Reduce allocations around last failure time storage
  • Use the Clock for window code as well
  • Remove test data race
  • Fix race condition in state() (@tamird)

2.1.7 - 2016-07-27

Added

  • Nothing

Deprecated

  • Nothing

Removed

  • Nothing

Fixed

  • Set Backoff.MaxElapsedTime to 0 as default [@matope]
  • Use a lock when modifying nextBackoff
  • Fix goroutine leak when using timeouts [@isaldana]
  • Fix window buckets that should be empty [@isaldana]
  • Update backoff package, which has been renamed

2.1.6 - 2016-02-02

Added

  • Nothing

Deprecated

  • Nothing

Removed

  • Nothing

Fixed

  • client.Do() was not returning the error when it timed out [@ryanmurf]

2.1.5 - 2015-11-19

Added

  • Nothing

Deprecated

  • Nothing

Removed

  • Nothing

Fixed

  • Respect backoff.Stop [@bc-vincent-zhao]

2.1.4 - 2015-09-01

Added

  • Nothing

Deprecated

  • Nothing

Removed

  • Nothing

Fixed

  • HTTP client was using a new panel object instead of the one it added the breaker to [@ryanmurf]

2.1.3 - 2015-08-05

Added

  • Configurable bucket time and number [@thraxil]
  • Use mock clock for test [@andreas]

Deprecated

  • Nothing

Removed

  • Nothing

Fixed

  • Bug in statsd bucket name documentation / example [@thraxil]

2.1.2 - 2015-04-03

Added

  • Nothing

Deprecated

  • Nothing

Removed

  • Nothing

Fixed

  • Simplify Call() for rate breaker, fixing a reset bug

2.1.1 - 2014-10-29

Added

  • Nothing

Deprecated

  • Nothing

Removed

  • Nothing

Fixed

  • Ensure the half opens counter resets when the breaker resets, or auto-resetting may not occur

2.1.0 - 2014-10-16

Added

  • Failure, Sucess counts and Error Rate is now calculated over a sliding window
  • Number of buckets in the window and the time the window spans are tuneable

Deprecated

  • Nothing

Removed

  • Nothing

Fixed

  • A race condition in Call()

2.0.2 - 2014-10-13

Added

  • ResetCounters

Deprecated

  • Nothing

Removed

  • Nothing

Fixed

  • Nothing

2.0.1 - 2014-10-13

Added

  • Nothing

Deprecated

  • Nothing

Removed

  • Nothing

Fixed

  • Error rate should return 0.0 if there have been no samples

2.0.0 - 2014-10-13

Added

  • All circuit breakers are now a Breaker with trip semantics handled by a TripFunc
  • NewConsecutiveBreaker
  • NewRateBreaker
  • ConsecFailures
  • ErrorRate
  • Success
  • Successes
  • Retry logic now uses cenkalti/backoff, exponential backoff by default

Deprecated

  • Nothing

Removed

  • TrippableBreaker, ThresholdBreaker, FrequencyBreaker, TimeoutBreaker; all handled by Breaker now
  • NewFrequencyBreaker, replaced by NewConsecutiveBreaker
  • NewTimeoutBreaker, time out semantics are now handled by Call()
  • NoOp(), use a Breaker with no TripFunc instead

Fixed

  • Nothing

1.1.2 - 2014-08-20

Added

  • Nothing

Deprecated

  • Nothing

Fixed

  • For a FrequencyBreaker, Failures() should return the count since the duration start, even after resetting.

1.1.1 - 2014-08-20

Added

  • Nothing

Deprecated

  • Nothing

Fixed

  • Only send the reset event if the breaker was in a tripped state

1.1.0 - 2014-08-16

Added

  • Re-export a Panels Circuits map. It's handy and if you mess it up, it's on you.

Deprecated

  • Nothing

Removed

  • Nothing

Fixed

  • Nothing

1.0.0 - 2014-08-16

Added

  • This will be the public API for version 1.0.0. This project will follow semver rules.