Etcd v3.1.0 發布，一個分布式環境下的 key/value 存儲服務

jopen 7年前發布 | 11K 次閱讀 key/value 集群 CoreOS Kubernetes etcd

 

Etcd 是一個應用在分布式環境下的 key/value 存儲服務。利用 etcd 的特性，應用程序可以在集群中共享信息、配置或作服務發現，Etcd 會在集群的各個節點中復制這些數據并保證這些數據始終正確。Etcd 無論是在 CoreOS 還是 Kubernetes 體系中都是不可或缺的一環。

服務發現示意圖

更新日志

  • GH6038: api: transfer leadership when stopping leader
  • GH6321: api: lease timetolive
  • GH6330: clientv3: add SetEndpoints method
  • GH6474: clientv3: add 'Sync' method
  • GH6273: ctlv3: add 'print-value-only' flag to get command
  • GH6439: etcdctl/ctlv3: make-mirror: feature add to modify/remove prefix in dest cluster
  • GH6799: etcdmain: configurable 'etcd' binary log-output
  • GH7030: etcdmain: add '--metrics' option to support different level of metrics reporting
  • GH6172: clientv3/concurrency: remove session manager and add ttl
  • experimental gRPC proxy; see gRPC proxy for more detail
  • GH6106: etcdserver, embed: stricter reconfig checking
  • GH6156: etcdserver: reject member removal that breaks active quorum
  • GH6170: use default ip for advertise URL
  • GH6629: clientv3: drop Config.Logger field
  • GH6672: *: sort by ASCEND by default when missing sort order
  • GH6653: acbuild: add symlinks to /usr/local/bin/etcd*
  • GH6084: etcdctl: set TLS servername on discovery
  • GH7145: transport: warn on user-provided CA

Bug 修復

  • GH6649: discovery: add upper limit for waiting on a retry
  • GH5845: clientv3: respect up/down notifications from grpc
  • GH6077: v2http: use guest access in non-TLS mode
  • GH6166: clientv3: support non-blocking New()
  • GH6253: discovery: reject IP address records in SRVGetCluster
  • GH6365: embed: reject domain names before binding
  • GH6888: Use monotonic time in lease
  • GH7023: clientv3: fix lease "freezing" on unhealthy cluster
  • GH7148: clientv3: don't reset stream on keepaliveonce or revoke failure
  • GH7195: concurrency: fix stm restart on concurrent key deletion
  • GH7203: etcdctlv3: snapshot restore works with lease key

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