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Make frontend drain traffic time configurable #3934

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merged 4 commits into from
Feb 10, 2023
Merged

Make frontend drain traffic time configurable #3934

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a7c0b90
Make frontend drain traffic time configurable
yux0 Feb 10, 2023
d27e14b
add config for failure detection time
yux0 Feb 10, 2023
f087c9e
rename
yux0 Feb 10, 2023
6d968f0
rename
yux0 Feb 10, 2023
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2 changes: 2 additions & 0 deletions common/dynamicconfig/constants.go
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Original file line number Diff line number Diff line change
Expand Up @@ -202,6 +202,8 @@ const (
FrontendThrottledLogRPS = "frontend.throttledLogRPS"
// FrontendShutdownDrainDuration is the duration of traffic drain during shutdown
FrontendShutdownDrainDuration = "frontend.shutdownDrainDuration"
// FrontendShutdownFailHealthcheckDuration is the duration of shutdown failure detection
FrontendShutdownFailHealthcheckDuration = "frontend.shutdownFailHealthcheckDuration"
// FrontendMaxBadBinaries is the max number of bad binaries in namespace config
FrontendMaxBadBinaries = "frontend.maxBadBinaries"
// SendRawWorkflowHistory is whether to enable raw history retrieving
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8 changes: 5 additions & 3 deletions service/frontend/service.go
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Expand Up @@ -85,6 +85,7 @@ type Config struct {
WorkerBuildIdSizeLimit dynamicconfig.IntPropertyFn
DisallowQuery dynamicconfig.BoolPropertyFnWithNamespaceFilter
ShutdownDrainDuration dynamicconfig.DurationPropertyFn
ShutdownFailureDetectionDuration dynamicconfig.DurationPropertyFn

MaxBadBinaries dynamicconfig.IntPropertyFnWithNamespaceFilter

Expand Down Expand Up @@ -207,6 +208,7 @@ func NewConfig(dc *dynamicconfig.Collection, numHistoryShards int32, enableReadF
BlobSizeLimitWarn: dc.GetIntPropertyFilteredByNamespace(dynamicconfig.BlobSizeLimitWarn, 256*1024),
ThrottledLogRPS: dc.GetIntProperty(dynamicconfig.FrontendThrottledLogRPS, 20),
ShutdownDrainDuration: dc.GetDurationProperty(dynamicconfig.FrontendShutdownDrainDuration, 0*time.Second),
ShutdownFailureDetectionDuration: dc.GetDurationProperty(dynamicconfig.FrontendShutdownFailHealthcheckDuration, 10*time.Second),
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name this the same as the property too?

EnableNamespaceNotActiveAutoForwarding: dc.GetBoolPropertyFnWithNamespaceFilter(dynamicconfig.EnableNamespaceNotActiveAutoForwarding, true),
SearchAttributesNumberOfKeysLimit: dc.GetIntPropertyFilteredByNamespace(dynamicconfig.SearchAttributesNumberOfKeysLimit, 100),
SearchAttributesSizeOfValueLimit: dc.GetIntPropertyFilteredByNamespace(dynamicconfig.SearchAttributesSizeOfValueLimit, 2*1024),
Expand Down Expand Up @@ -336,11 +338,11 @@ func (s *Service) Stop() {
// 1. Fail rpc health check, this will cause client side load balancer to stop forwarding requests to this node
// 2. wait for failure detection time
// 3. stop taking new requests by returning InternalServiceError
// 4. Wait for a second
// 4. Wait for X second
// 5. Stop everything forcefully and return

requestDrainTime := util.Min(time.Second, s.config.ShutdownDrainDuration())
failureDetectionTime := util.Max(0, s.config.ShutdownDrainDuration()-requestDrainTime)
requestDrainTime := util.Max(time.Second, s.config.ShutdownDrainDuration())
failureDetectionTime := util.Max(0, s.config.ShutdownFailureDetectionDuration())

logger.Info("ShutdownHandler: Updating gRPC health status to ShuttingDown")
s.healthServer.Shutdown()
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