# Release version

# 4.3.4 Release

Release Date: 2021-09-18

# Enhancement

  • Rule engine Data bridge to pursar supports data compression
  • Extend the timeout interval for creating rules

# Bug fixes

  • Fix rule engine data saved to InfluxDB performance issues
  • Fixes an issue where WebHook inability to configure sni caused HTTPS to not be available in some cases
  • Fix an issue where resources cannot be released after the rule is shut down by the rule engine
  • Fixes an issue where the rule engine offline messages cannot be deleted after receiving them in some cases

# 4.3.3 Release

Release Date: 2021-08-16

# Enhancement

  • Save offline messages to Redis to support clearing residual data
  • ExHook to add automatic reconnection mechanism, timeout parameters and alternative actions

# Bug fixes

  • Fix the rule engine can't connect to InfluxDB using HTTPS
  • Fix the rule engine data saving to InfluxDB action cannot use placeholder
  • Fix the rule engine data bridging to WebServer can not use Path
  • Repair grpc-client timeout processing logic.
  • Fix ExProto bug, add retry logic, reduce some unnecessary printing

# 4.3.2 Release

Release Date: 2021-07-17

# Enhancement

  • The client adds more fields to the on/offline message

# Bug fixes

  • Fix an issue where the LwM2M Gateway Management page could not be opened
  • Fix an issue where custom fields cannot be resolved in a resolution location escalation for the JT/T808 gateway
  • Fix an acl.conf file format error that invalidated the ACL rule
  • Fix an issue where creating a auth_ldap authentication module failed
  • Fix an issue that cannot be stopped in the case of a multilingual protocol resolution exception
  • Fix an issue where the Rule Engine was unable to create Oracle resources
  • Fix an issue where the Rule Engine failed to synchronize bulk writes to SQL Server

# 4.3.1 Release

Release Date: 2021-06-05

# Enhancement

  • New Rule Engine Description of the TimeRange field in Offline Message Save

# Bug fixes

  • Rule engine Problems where data cannot be written in the case of An OpenTSDB exception
  • An issue with the wrong display in the hotly upgraded version
  • MQTT-SN protocol 'cleansession'false' client loses the topicid when recovering the session
  • There is a problem with the preset module modifying the configuration after the restart
  • Dashboard rule engine editing shows an error issue
  • Dashboard navigation breadcrumbs show problems

# 4.3.0 Release

Release Date: 2021-05-19

# Enhancement

  • Rule engine supports Kafka to add partitions
  • Rule engine supports offline message and auto-subscription using ClickHouse Storage
  • The batch and async mode is enabled by default for the actions of the rule engine, if the actions support batch and asnyc
  • Refactoring and improving the performance of data-to-InfluxDB
  • Using Kafka to send MQTTmessage to support the set payload format

# Bug fixes

  • The rule engine will make mistakes when editing actions
  • Fix i18n translate of module in Dashboard
  • The rule engine supports writing null to the database