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fn: Status should expose if data was served from cache. (#1123)

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This is useful in scenarios where gRPC client might want
to reliably observe/report the status latency metrics
and remove any possible duplicates. If the status query
was served from cache, then these latencies show last
execution latency.
This commit is contained in:
Tolga Ceylan
2018-07-13 17:35:00 -07:00
committed by GitHub
parent 277a0beadf
commit 564db4e9d2
5 changed files with 54 additions and 41 deletions
Download Patch File Download Diff File Expand all files Collapse all files

91
api/agent/grpc/runner.pb.go
View File

@@ -584,6 +584,7 @@ type RunnerStatus struct {
CreatedAt string `protobuf:"bytes,8,opt,name=createdAt" json:"createdAt,omitempty"`
StartedAt string `protobuf:"bytes,9,opt,name=startedAt" json:"startedAt,omitempty"`
CompletedAt string `protobuf:"bytes,10,opt,name=completedAt" json:"completedAt,omitempty"`
Cached bool `protobuf:"varint,11,opt,name=cached" json:"cached,omitempty"`
}
func (m *RunnerStatus) Reset() { *m = RunnerStatus{} }
@@ -654,6 +655,13 @@ func (m *RunnerStatus) GetCompletedAt() string {
return ""
}
func (m *RunnerStatus) GetCached() bool {
if m != nil {
return m.Cached
}
return false
}
func init() {
proto.RegisterType((*TryCall)(nil), "TryCall")
proto.RegisterType((*DataFrame)(nil), "DataFrame")
@@ -809,46 +817,47 @@ var _RunnerProtocol_serviceDesc = grpc.ServiceDesc{
func init() { proto.RegisterFile("runner.proto", fileDescriptor0) }
var fileDescriptor0 = []byte{
// 655 bytes of a gzipped FileDescriptorProto
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}

1
api/agent/grpc/runner.proto
View File

@@ -72,6 +72,7 @@ message RunnerStatus {
string createdAt = 8; // call latency details: initialization time
string startedAt = 9; // call latency details: start time in container
string completedAt = 10; // call latency details: end time
bool cached = 11; // true if status response was provided from cache
}
service RunnerProtocol {

1
api/agent/pure_runner.go
View File

@@ -805,6 +805,7 @@ func (pr *pureRunner) handleStatusCall(ctx context.Context) (*runner.RunnerStatu
pr.status.lock.Unlock()
cacheObj.Cached = true
cacheObj.Active = atomic.LoadInt32(&pr.status.inflight)
return &cacheObj, nil
}

1
api/agent/runner_client.go
View File

@@ -118,6 +118,7 @@ func TranslateGRPCStatusToRunnerStatus(status *pb.RunnerStatus) *pool.RunnerStat
return &pool.RunnerStatus{
ActiveRequestCount: status.Active,
StatusFailed: status.Failed,
Cached: status.Cached,
StatusId: status.Id,
Details: status.Details,
ErrorCode: status.ErrorCode,