v1.2.0 Release Notes - Nov 15, 2019

New Features

• Add etcdv3 registry support#148
• Add nacos registry support#151
• Add fail fast cluster support#140
• Add available cluster support#155
• Add broadcast cluster support#158
• Add forking cluster support#161
• Add service token authorization support#202
• Add accessLog filter support#214
• Add tps limit support#237
• Add execute limit support#246
• Move callService to invoker & support attachments#193
• Move example in dubbo-go project away#228
• Support dynamic config center which compatible with dubbo 2.6.x & 2.7.x and commit the zookeeper impl#194

Enhancement

• Split gettyRPCClient.close and gettyRPCClientPool.remove in protocol/dubbo/pool.go#186
• Remove client from pool before closing it#190
• Enhance the logic for fetching the local address#209
• Add protocol_conf default values#221
• Add task pool for getty#141
• Update getty: remove read queue#137
• Clean heartbeat from PendingResponse#166

Bugfixes

• GettyRPCClientPool remove deadlockhttps://github.com/apache/dubbo-go/pull/183/files
• Fix failover cluster bug and url parameter retries change int to string type#195
• Fix url params unsafe map#201
• Read protocol config by map key in config yaml instead of protocol name#218
• Fix dubbo group issues #238#243/#244
• Fix bug in reference_config#157
• Fix high memory bug in zookeeper listener#168