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backport: potential wrong total time in trace info from PR #1017 #1018

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Merged
merged 1 commit into from
May 11, 2025
Merged

backport: potential wrong total time in trace info from PR #1017 #1018

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15 changes: 9 additions & 6 deletions request.go
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Original file line number Diff line number Diff line change
Expand Up @@ -907,13 +907,16 @@ func (r *Request) TraceInfo() TraceInfo {
RequestAttempt: r.Attempt,
}

// Calculate the total time accordingly,
// when connection is reused
if ct.gotConnInfo.Reused {
ti.TotalTime = ct.endTime.Sub(ct.getConn)
} else {
ti.TotalTime = ct.endTime.Sub(ct.dnsStart)
// Calculate the total time accordingly when connection is reused,
// and DNS start and get conn time may be zero if the request is invalid.
// See issue #1016.
requestStartTime := r.Time
if ct.gotConnInfo.Reused && !ct.getConn.IsZero() {
requestStartTime = ct.getConn
} else if !ct.dnsStart.IsZero() {
requestStartTime = ct.dnsStart
}
ti.TotalTime = ct.endTime.Sub(requestStartTime)

// Only calculate on successful connections
if !ct.connectDone.IsZero() {
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13 changes: 13 additions & 0 deletions request_test.go
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Expand Up @@ -2103,6 +2103,19 @@ func TestTraceInfoWithoutEnableTrace(t *testing.T) {
}
}

func TestTraceInfoWithInvalidRequest(t *testing.T) {
client := dc()
resp, err := client.R().EnableTrace().Get("unknown://url.com")
assertNotNil(t, err)
tr := resp.Request.TraceInfo()
assertEqual(t, true, tr.DNSLookup == 0)
assertEqual(t, true, tr.ConnTime == 0)
assertEqual(t, true, tr.TLSHandshake == 0)
assertEqual(t, true, tr.ServerTime == 0)
assertEqual(t, true, tr.ResponseTime == 0)
assertEqual(t, true, tr.TotalTime > 0 && tr.TotalTime < time.Second)
}

func TestTraceInfoOnTimeout(t *testing.T) {
client := dc()
client.SetHostURL("http://resty-nowhere.local").EnableTrace()
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