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Fix panic caused by missing metric labels in proxy. (#492)

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devnev
2017-01-23 15:30:21 +00:00
committed by Miek Gieben
parent c68dc7c1aa
commit 299360fe01
1 changed files with 3 additions and 3 deletions
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6
middleware/proxy/proxy.go
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@@ -80,7 +80,7 @@ func (p Proxy) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.Msg) (
host := upstream.Select() host := upstream.Select()
if host == nil { if host == nil {
RequestDuration.WithLabelValues(upstream.From()).Observe(float64(time.Since(start) / time.Millisecond)) RequestDuration.WithLabelValues(state.Proto(), upstream.From()).Observe(float64(time.Since(start) / time.Millisecond))
return dns.RcodeServerFailure, errUnreachable return dns.RcodeServerFailure, errUnreachable
} }
@@ -94,7 +94,7 @@ func (p Proxy) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.Msg) (
if backendErr == nil { if backendErr == nil {
w.WriteMsg(reply) w.WriteMsg(reply)
RequestDuration.WithLabelValues(upstream.From()).Observe(float64(time.Since(start) / time.Millisecond)) RequestDuration.WithLabelValues(state.Proto(), upstream.From()).Observe(float64(time.Since(start) / time.Millisecond))
return 0, nil return 0, nil
} }
@@ -109,7 +109,7 @@ func (p Proxy) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.Msg) (
}(host, timeout) }(host, timeout)
} }
RequestDuration.WithLabelValues(upstream.From()).Observe(float64(time.Since(start) / time.Millisecond)) RequestDuration.WithLabelValues(state.Proto(), upstream.From()).Observe(float64(time.Since(start) / time.Millisecond))
return dns.RcodeServerFailure, errUnreachable return dns.RcodeServerFailure, errUnreachable
} }