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etcdserver: document v2 usage in "publish" method

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Signed-off-by: Gyuho Lee <leegyuho@amazon.com>
This commit is contained in:
Gyuho Lee 2019-07-28 20:36:15 -05:00
parent ae87b21a72
commit 2f30e9ad7f
1 changed files with 6 additions and 0 deletions
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6
etcdserver/server.go
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@ -1980,6 +1980,12 @@ func (s *EtcdServer) sync(timeout time.Duration) {
// static clientURLs of the server.
// The function keeps attempting to register until it succeeds,
// or its server is stopped.
//
// Use v2 store to encode member attributes, and apply through Raft
// but does not go through v2 API endpoint, which means even with v2
// client handler disabled (e.g. --enable-v2=false), cluster can still
// process publish requests through rafthttp
// TODO: Deprecate v2 store
func (s *EtcdServer) publish(timeout time.Duration) {
b, err := json.Marshal(s.attributes)
if err != nil {