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Retry cluster down errors

This commit is contained in:
Vladimir Mihailenco 2017-08-15 10:12:43 +03:00
parent a9364f117c
commit 63e3bc58c7
3 changed files with 8 additions and 8 deletions
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2
cluster.go
View File

@ -583,7 +583,7 @@ func (c *ClusterClient) Process(cmd Cmder) error {
} }
// On network errors try random node. // On network errors try random node.
if internal.IsRetryableError(err) { if internal.IsRetryableError(err) || internal.IsClusterDownError(err) {
node, err = c.nodes.Random() node, err = c.nodes.Random()
if err != nil { if err != nil {
cmd.setErr(err) cmd.setErr(err)

8
cluster_test.go
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@ -700,14 +700,14 @@ var _ = Describe("ClusterClient timeout", func() {
testTimeout() testTimeout()
}) })
Context("network timeout", func() { Context("ClientPause timeout", func() {
const pause = time.Second const pause = time.Second
BeforeEach(func() { BeforeEach(func() {
opt := redisClusterOptions() opt := redisClusterOptions()
opt.ReadTimeout = 100 * time.Millisecond opt.ReadTimeout = pause / 10
opt.WriteTimeout = 100 * time.Millisecond opt.WriteTimeout = pause / 10
opt.MaxRedirects = 1 opt.MaxRedirects = -1
client = cluster.clusterClient(opt) client = cluster.clusterClient(opt)
err := client.ForEachNode(func(client *redis.Client) error { err := client.ForEachNode(func(client *redis.Client) error {

4
internal/errors.go → internal/error.go
View File

@ -70,6 +70,6 @@ func IsLoadingError(err error) bool {
return strings.HasPrefix(err.Error(), "LOADING ") return strings.HasPrefix(err.Error(), "LOADING ")
} }
func IsExecAbortError(err error) bool { func IsClusterDownError(err error) bool {
return strings.HasPrefix(err.Error(), "EXECABORT") return strings.HasPrefix(err.Error(), "CLUSTERDOWN ")
} }