alibaba/Sentinel 1.4.2 on GitHub

Features / Enhancements

Add Zuul 1.x adapter module for Sentinel (#188, @tigerMoon)
Add catch throwable logic in ClusterStateManager to detect fatal error when loading SPI
Add back thread count metric type support for parameter flow control
Carry the triggered rule in subclasses of BlockException (#469)
Support tracing exception count for specific entry or context in Tracer
Add volatile in double-checked locking field in ClusterBuilderSlot (@mjaow)
Improve ClusterServerConfigManager in sentinel-cluster-server-default and add basic test cases
Remove slf4j dependency in sentinel-annotation-aspectj module
Improve and fix bugs for ConnectionManager and add test cases
Update Nacos SDK version to 0.8 in Nacos data-source extension module and update Nacos namespace demo (#474, @yanlinly)
HashMap init optimize when adding new ClusterNode to cluster node map (#465, @luoxn28)
Make build faster by reducing fixed waiting time in tests (#449, @aalmiray)
Add some unit test for StatisticNode, ClusterNode and DefaultNodeBuilder class (#423, @cdfive)
Update dependency version of fastjson and jacoco-maven-plugin

Fix negative waitTime bug in RateLimiterController (fixes #420)
Fix zero-count divide overflow bug in RateLimiterController (#461, @mjaow)
Fix error value type and rename variable in EntranceNode class (#457, @mjaow)
Fix NPE bug when creating connection group in ConnectionManager of token server (#467)
Fix NPE bug when adding event count concurrently for different parameter values in ParamMapBucket (#494)
Fix bug of calculating param size and amount in ParamFlowRequestDataWriter of Sentinel cluster (#495)

Rename dashboard package name from com.taobao.* to com.alibaba.* (#435)
Make fallbackToLocalWhenFail of cluster rule configurable in Sentinel dashboard (#370, @cdfive)
Fix data model problem in edit dialog of Sentinel dashboard (#370, @cdfive)
Add healthyMachineCount and totalCount information in sidebar of Sentinel dashboard (#376, @jz0630)
Change text of p_qps and b_qps to be more intuitive in monitoring page (#398, @Arlmls)
When clicking the first-level menu of sidebar, don't jump to the home page (#422, @cdfive)