v1.2.0-beta-1

new features

• When add a new pool, default new logic pool is DENY, need tool to enable it.
• When io error occurs, whether nebd-server discards the corresponding rpc request depends on configuration setting(discard default).
• When client read a unallocated space, it does not allocate the segment to improve the space utilization.
• Add data stripe feature.

optimization

• Optimize ansible script, optimize build script, optimize log printing.
• Translate some document and code comment from chinese to english.
• Curve_ops_tool statistics chunkserver capacity by pool.
• Add a script for k8s to attach curve volume.
• curve_ops_tool improve:
  • Check copyset consistency between chunkserver and copyset.
  • Support to take a snapshot of copyset.
  • Support to list the volume on copyset where majority copy is failed.
• Clean up the unit test temporary folder.

bug fix

• Fix clone delete bug.
• Nbd unmap need wait thread exit.
• Mds need check file attach status.
• Fixed when disk fails, copyset reports an error, but sometimes the chunkserver does not exit.
• Fixed the direct_fd leak problem when wal write disk.
• Fixed the atomicity problem of GetFile when not using the file pool.
• Fixed in cluster_basic_test mds start error on InitEtcdClient() which produced coredump