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-rw-r--r--middleware/metrics/handler.go2
-rw-r--r--middleware/metrics/vars/report.go4
-rw-r--r--middleware/pkg/dnsrecorder/recorder.go8
-rw-r--r--middleware/pkg/replacer/replacer.go2
-rw-r--r--request/request.go5
5 files changed, 12 insertions, 9 deletions
diff --git a/middleware/metrics/handler.go b/middleware/metrics/handler.go
index ff8aa059f..11998165e 100644
--- a/middleware/metrics/handler.go
+++ b/middleware/metrics/handler.go
@@ -25,7 +25,7 @@ func (m *Metrics) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.Msg
rw := dnsrecorder.New(w)
status, err := m.Next.ServeDNS(ctx, rw, r)
- vars.Report(state, zone, rcode.ToString(rw.Rcode), rw.Size, rw.Start)
+ vars.Report(state, zone, rcode.ToString(rw.Rcode), rw.Len, rw.Start)
return status, err
}
diff --git a/middleware/metrics/vars/report.go b/middleware/metrics/vars/report.go
index 996826599..0c9945440 100644
--- a/middleware/metrics/vars/report.go
+++ b/middleware/metrics/vars/report.go
@@ -10,7 +10,7 @@ import (
// Report reports the metrics data associcated with request.
func Report(req request.Request, zone, rcode string, size int, start time.Time) {
- // Proto and Family
+ // Proto and Family.
net := req.Proto()
fam := "1"
if req.Family() == 2 {
@@ -33,7 +33,7 @@ func Report(req request.Request, zone, rcode string, size int, start time.Time)
}
ResponseSize.WithLabelValues(zone, net).Observe(float64(size))
- RequestSize.WithLabelValues(zone, net).Observe(float64(req.Size()))
+ RequestSize.WithLabelValues(zone, net).Observe(float64(req.Len()))
ResponseRcode.WithLabelValues(zone, rcode).Inc()
}
diff --git a/middleware/pkg/dnsrecorder/recorder.go b/middleware/pkg/dnsrecorder/recorder.go
index a4e9ec56b..3ca5f00d0 100644
--- a/middleware/pkg/dnsrecorder/recorder.go
+++ b/middleware/pkg/dnsrecorder/recorder.go
@@ -16,7 +16,7 @@ import (
type Recorder struct {
dns.ResponseWriter
Rcode int
- Size int
+ Len int
Msg *dns.Msg
Start time.Time
}
@@ -39,16 +39,16 @@ func (r *Recorder) WriteMsg(res *dns.Msg) error {
r.Rcode = res.Rcode
// We may get called multiple times (axfr for instance).
// Save the last message, but add the sizes.
- r.Size += res.Len()
+ r.Len += res.Len()
r.Msg = res
return r.ResponseWriter.WriteMsg(res)
}
-// Write is a wrapper that records the size of the message that gets written.
+// Write is a wrapper that records the length of the message that gets written.
func (r *Recorder) Write(buf []byte) (int, error) {
n, err := r.ResponseWriter.Write(buf)
if err == nil {
- r.Size += n
+ r.Len += n
}
return n, err
}
diff --git a/middleware/pkg/replacer/replacer.go b/middleware/pkg/replacer/replacer.go
index e90f29368..71aa1c1b5 100644
--- a/middleware/pkg/replacer/replacer.go
+++ b/middleware/pkg/replacer/replacer.go
@@ -53,7 +53,7 @@ func New(r *dns.Msg, rr *dnsrecorder.Recorder, emptyValue string) Replacer {
rcode = strconv.Itoa(rr.Rcode)
}
rep.replacements["{rcode}"] = rcode
- rep.replacements["{size}"] = strconv.Itoa(rr.Size)
+ rep.replacements["{size}"] = strconv.Itoa(rr.Len)
rep.replacements["{duration}"] = time.Since(rr.Start).String()
}
diff --git a/request/request.go b/request/request.go
index b5da38771..00388caca 100644
--- a/request/request.go
+++ b/request/request.go
@@ -106,7 +106,10 @@ func (r *Request) Do() bool {
return false
}
-// Size returns if UDP buffer size advertised in the requests OPT record.
+// Len returns the length in bytes in the request.
+func (r *Request) Len() int { return r.Req.Len() }
+
+// Size returns if buffer size *advertised* in the requests OPT record.
// Or when the request was over TCP, we return the maximum allowed size of 64K.
func (r *Request) Size() int {
if r.size != 0 {