96 lines
2.8 KiB
Go
96 lines
2.8 KiB
Go
|
package sentry
|
||
|
|
||
|
import (
|
||
|
"sync"
|
||
|
"time"
|
||
|
)
|
||
|
|
||
|
// Checks whether the transaction should be profiled (according to ProfilesSampleRate)
|
||
|
// and starts a profiler if so.
|
||
|
func (s *Span) sampleTransactionProfile() {
|
||
|
var sampleRate = s.clientOptions().ProfilesSampleRate
|
||
|
switch {
|
||
|
case sampleRate < 0.0 || sampleRate > 1.0:
|
||
|
Logger.Printf("Skipping transaction profiling: ProfilesSampleRate out of range [0.0, 1.0]: %f\n", sampleRate)
|
||
|
case sampleRate == 0.0 || rng.Float64() >= sampleRate:
|
||
|
Logger.Printf("Skipping transaction profiling: ProfilesSampleRate is: %f\n", sampleRate)
|
||
|
default:
|
||
|
startProfilerOnce.Do(startGlobalProfiler)
|
||
|
if globalProfiler == nil {
|
||
|
Logger.Println("Skipping transaction profiling: the profiler couldn't be started")
|
||
|
} else {
|
||
|
s.collectProfile = collectTransactionProfile
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// transactionProfiler collects a profile for a given span.
|
||
|
type transactionProfiler func(span *Span) *profileInfo
|
||
|
|
||
|
var startProfilerOnce sync.Once
|
||
|
var globalProfiler profiler
|
||
|
|
||
|
func startGlobalProfiler() {
|
||
|
globalProfiler = startProfiling(time.Now())
|
||
|
}
|
||
|
|
||
|
func collectTransactionProfile(span *Span) *profileInfo {
|
||
|
result := globalProfiler.GetSlice(span.StartTime, span.EndTime)
|
||
|
if result == nil || result.trace == nil {
|
||
|
return nil
|
||
|
}
|
||
|
|
||
|
info := &profileInfo{
|
||
|
Version: "1",
|
||
|
EventID: uuid(),
|
||
|
// See https://github.com/getsentry/sentry-go/pull/626#discussion_r1204870340 for explanation why we use the Transaction time.
|
||
|
Timestamp: span.StartTime,
|
||
|
Trace: result.trace,
|
||
|
Transaction: profileTransaction{
|
||
|
DurationNS: uint64(span.EndTime.Sub(span.StartTime).Nanoseconds()),
|
||
|
Name: span.Name,
|
||
|
TraceID: span.TraceID.String(),
|
||
|
},
|
||
|
}
|
||
|
if len(info.Transaction.Name) == 0 {
|
||
|
// Name is required by Relay so use the operation name if the span name is empty.
|
||
|
info.Transaction.Name = span.Op
|
||
|
}
|
||
|
if result.callerGoID > 0 {
|
||
|
info.Transaction.ActiveThreadID = result.callerGoID
|
||
|
}
|
||
|
return info
|
||
|
}
|
||
|
|
||
|
func (info *profileInfo) UpdateFromEvent(event *Event) {
|
||
|
info.Environment = event.Environment
|
||
|
info.Platform = event.Platform
|
||
|
info.Release = event.Release
|
||
|
info.Dist = event.Dist
|
||
|
info.Transaction.ID = event.EventID
|
||
|
|
||
|
getStringFromContext := func(context map[string]interface{}, originalValue, key string) string {
|
||
|
v, ok := context[key]
|
||
|
if !ok {
|
||
|
return originalValue
|
||
|
}
|
||
|
|
||
|
if s, ok := v.(string); ok {
|
||
|
return s
|
||
|
}
|
||
|
|
||
|
return originalValue
|
||
|
}
|
||
|
|
||
|
if runtimeContext, ok := event.Contexts["runtime"]; ok {
|
||
|
info.Runtime.Name = getStringFromContext(runtimeContext, info.Runtime.Name, "name")
|
||
|
info.Runtime.Version = getStringFromContext(runtimeContext, info.Runtime.Version, "version")
|
||
|
}
|
||
|
if osContext, ok := event.Contexts["os"]; ok {
|
||
|
info.OS.Name = getStringFromContext(osContext, info.OS.Name, "name")
|
||
|
}
|
||
|
if deviceContext, ok := event.Contexts["device"]; ok {
|
||
|
info.Device.Architecture = getStringFromContext(deviceContext, info.Device.Architecture, "arch")
|
||
|
}
|
||
|
}
|