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Reload cluster state almost on any error

This commit is contained in:
Vladimir Mihailenco 2019-01-08 16:37:22 +02:00
parent 22be8a3eaf
commit 2e5bd7a411
1 changed files with 24 additions and 24 deletions
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48
cluster.go
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@ -844,15 +844,12 @@ func (c *ClusterClient) Watch(fn func(*Tx) error, keys ...string) error {
if err == nil {
break
}
if internal.IsRetryableError(err, true) {
if err != Nil {
c.state.LazyReload()
continue
}
moved, ask, addr := internal.IsMovedError(err)
if moved || ask {
c.state.LazyReload()
node, err = c.nodes.GetOrCreate(addr)
if err != nil {
return err
@ -868,6 +865,10 @@ func (c *ClusterClient) Watch(fn func(*Tx) error, keys ...string) error {
continue
}
if internal.IsRetryableError(err, true) {
continue
}
return err
}
@ -932,6 +933,9 @@ func (c *ClusterClient) defaultProcess(cmd Cmder) error {
if err == nil {
break
}
if err != Nil {
c.state.LazyReload()
}
// If slave is loading - pick another node.
if c.opt.ReadOnly && internal.IsLoadingError(err) {
@ -940,9 +944,23 @@ func (c *ClusterClient) defaultProcess(cmd Cmder) error {
continue
}
if internal.IsRetryableError(err, true) {
c.state.LazyReload()
var moved bool
var addr string
moved, ask, addr = internal.IsMovedError(err)
if moved || ask {
node, err = c.nodes.GetOrCreate(addr)
if err != nil {
break
}
continue
}
if err == pool.ErrClosed {
node = nil
continue
}
if internal.IsRetryableError(err, true) {
// First retry the same node.
if attempt == 0 {
continue
@ -956,24 +974,6 @@ func (c *ClusterClient) defaultProcess(cmd Cmder) error {
continue
}
var moved bool
var addr string
moved, ask, addr = internal.IsMovedError(err)
if moved || ask {
c.state.LazyReload()
node, err = c.nodes.GetOrCreate(addr)
if err != nil {
break
}
continue
}
if err == pool.ErrClosed {
node = nil
continue
}
break
}