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https://github.com/slackhq/nebula.git
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1 Commits
| Author | SHA1 | Date | |
|---|---|---|---|
| d10bb92283 |
@@ -7,6 +7,7 @@ require (
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filippo.io/bigmod v0.1.0
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github.com/anmitsu/go-shlex v0.0.0-20200514113438-38f4b401e2be
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github.com/armon/go-radix v1.0.0
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github.com/cyberdelia/go-metrics-graphite v0.0.0-20161219230853-39f87cc3b432
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github.com/flynn/noise v1.1.0
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github.com/gaissmai/bart v0.28.0
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github.com/gogo/protobuf v1.3.2
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@@ -22,7 +23,7 @@ require (
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github.com/stretchr/testify v1.11.1
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github.com/vishvananda/netlink v1.3.1
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go.uber.org/goleak v1.3.0
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go.yaml.in/yaml/v3 v3.0.4
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go.yaml.in/yaml/v3 v3.0.5
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golang.org/x/crypto v0.54.0
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golang.org/x/exp v0.0.0-20230725093048-515e97ebf090
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golang.org/x/net v0.57.0
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@@ -19,6 +19,8 @@ github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6r
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github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
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github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
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github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
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github.com/cyberdelia/go-metrics-graphite v0.0.0-20161219230853-39f87cc3b432 h1:M5QgkYacWj0Xs8MhpIK/5uwU02icXpEoSo9sM2aRCps=
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github.com/cyberdelia/go-metrics-graphite v0.0.0-20161219230853-39f87cc3b432/go.mod h1:xwIwAxMvYnVrGJPe2FKx5prTrnAjGOD8zvDOnxnrrkM=
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github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
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github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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@@ -153,8 +155,8 @@ go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
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go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE=
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go.yaml.in/yaml/v2 v2.4.2 h1:DzmwEr2rDGHl7lsFgAHxmNz/1NlQ7xLIrlN2h5d1eGI=
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go.yaml.in/yaml/v2 v2.4.2/go.mod h1:081UH+NErpNdqlCXm3TtEran0rJZGxAYx9hb/ELlsPU=
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go.yaml.in/yaml/v3 v3.0.4 h1:tfq32ie2Jv2UxXFdLJdh3jXuOzWiL1fo0bu/FbuKpbc=
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go.yaml.in/yaml/v3 v3.0.4/go.mod h1:DhzuOOF2ATzADvBadXxruRBLzYTpT36CKvDb3+aBEFg=
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go.yaml.in/yaml/v3 v3.0.5 h1:N6y/pJk8buWs9NY5ERU2HSMfm+IuD/OtfdAnq6kESPw=
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go.yaml.in/yaml/v3 v3.0.5/go.mod h1:HVTZu1O7/Vkt2N+BFy8Zza+lnLsABggaTM2ZpNIGuKg=
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golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
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golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
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golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
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-117
@@ -1,117 +0,0 @@
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package nebula
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// This file is a trimmed, inlined copy of the graphite exporter from
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// github.com/cyberdelia/go-metrics-graphite, retaining only the Config type and
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// the Once entrypoint that Nebula uses. The upstream package has been
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// unmaintained for 10+ years, so it was vendored here to drop the dependency.
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// See https://github.com/slackhq/nebula/issues/1831.
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//
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// Copyright 2015 Timothée Peignier. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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import (
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"bufio"
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"fmt"
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"net"
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"strconv"
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"strings"
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"time"
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"github.com/rcrowley/go-metrics"
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)
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// graphiteConfigExport provides a container with configuration parameters for
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// the Graphite exporter.
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type graphiteConfigExport struct {
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Addr *net.TCPAddr // Network address to connect to
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Registry metrics.Registry // Registry to be exported
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FlushInterval time.Duration // Flush interval
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DurationUnit time.Duration // Time conversion unit for durations
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Prefix string // Prefix to be prepended to metric names
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Percentiles []float64 // Percentiles to export from timers and histograms
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}
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// graphiteOnce performs a single submission to Graphite, returning a non-nil
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// error on failed connections.
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func graphiteOnce(c graphiteConfigExport) error {
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now := time.Now().Unix()
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du := float64(c.DurationUnit)
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flushSeconds := float64(c.FlushInterval) / float64(time.Second)
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conn, err := net.DialTCP("tcp", nil, c.Addr)
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if err != nil {
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return err
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}
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defer conn.Close()
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w := bufio.NewWriter(conn)
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c.Registry.Each(func(name string, i any) {
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switch metric := i.(type) {
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case metrics.Counter:
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count := metric.Count()
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fmt.Fprintf(w, "%s.%s.count %d %d\n", c.Prefix, name, count, now)
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fmt.Fprintf(w, "%s.%s.count_ps %.2f %d\n", c.Prefix, name, float64(count)/flushSeconds, now)
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case metrics.Gauge:
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fmt.Fprintf(w, "%s.%s.value %d %d\n", c.Prefix, name, metric.Value(), now)
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case metrics.GaugeFloat64:
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fmt.Fprintf(w, "%s.%s.value %f %d\n", c.Prefix, name, metric.Value(), now)
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case metrics.Histogram:
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h := metric.Snapshot()
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ps := h.Percentiles(c.Percentiles)
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fmt.Fprintf(w, "%s.%s.count %d %d\n", c.Prefix, name, h.Count(), now)
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fmt.Fprintf(w, "%s.%s.min %d %d\n", c.Prefix, name, h.Min(), now)
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fmt.Fprintf(w, "%s.%s.max %d %d\n", c.Prefix, name, h.Max(), now)
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fmt.Fprintf(w, "%s.%s.mean %.2f %d\n", c.Prefix, name, h.Mean(), now)
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fmt.Fprintf(w, "%s.%s.std-dev %.2f %d\n", c.Prefix, name, h.StdDev(), now)
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for psIdx, psKey := range c.Percentiles {
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key := strings.Replace(strconv.FormatFloat(psKey*100.0, 'f', -1, 64), ".", "", 1)
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fmt.Fprintf(w, "%s.%s.%s-percentile %.2f %d\n", c.Prefix, name, key, ps[psIdx], now)
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}
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case metrics.Meter:
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m := metric.Snapshot()
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fmt.Fprintf(w, "%s.%s.count %d %d\n", c.Prefix, name, m.Count(), now)
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fmt.Fprintf(w, "%s.%s.one-minute %.2f %d\n", c.Prefix, name, m.Rate1(), now)
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fmt.Fprintf(w, "%s.%s.five-minute %.2f %d\n", c.Prefix, name, m.Rate5(), now)
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fmt.Fprintf(w, "%s.%s.fifteen-minute %.2f %d\n", c.Prefix, name, m.Rate15(), now)
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fmt.Fprintf(w, "%s.%s.mean %.2f %d\n", c.Prefix, name, m.RateMean(), now)
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case metrics.Timer:
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t := metric.Snapshot()
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ps := t.Percentiles(c.Percentiles)
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count := t.Count()
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fmt.Fprintf(w, "%s.%s.count %d %d\n", c.Prefix, name, count, now)
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fmt.Fprintf(w, "%s.%s.count_ps %.2f %d\n", c.Prefix, name, float64(count)/flushSeconds, now)
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fmt.Fprintf(w, "%s.%s.min %d %d\n", c.Prefix, name, t.Min()/int64(du), now)
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fmt.Fprintf(w, "%s.%s.max %d %d\n", c.Prefix, name, t.Max()/int64(du), now)
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fmt.Fprintf(w, "%s.%s.mean %.2f %d\n", c.Prefix, name, t.Mean()/du, now)
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fmt.Fprintf(w, "%s.%s.std-dev %.2f %d\n", c.Prefix, name, t.StdDev()/du, now)
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for psIdx, psKey := range c.Percentiles {
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key := strings.Replace(strconv.FormatFloat(psKey*100.0, 'f', -1, 64), ".", "", 1)
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fmt.Fprintf(w, "%s.%s.%s-percentile %.2f %d\n", c.Prefix, name, key, ps[psIdx]/du, now)
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}
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fmt.Fprintf(w, "%s.%s.one-minute %.2f %d\n", c.Prefix, name, t.Rate1(), now)
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fmt.Fprintf(w, "%s.%s.five-minute %.2f %d\n", c.Prefix, name, t.Rate5(), now)
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fmt.Fprintf(w, "%s.%s.fifteen-minute %.2f %d\n", c.Prefix, name, t.Rate15(), now)
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fmt.Fprintf(w, "%s.%s.mean-rate %.2f %d\n", c.Prefix, name, t.RateMean(), now)
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}
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w.Flush()
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})
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return nil
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}
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@@ -13,6 +13,7 @@ import (
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"sync/atomic"
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"time"
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graphite "github.com/cyberdelia/go-metrics-graphite"
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mp "github.com/nbrownus/go-metrics-prometheus"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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@@ -252,7 +253,7 @@ func (s *statsServer) buildRuntime(cfg statsConfig) ([]func(), *http.Server) {
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// loadStatsConfig already resolved and validated the address; re-parse
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// the resolved form (no DNS lookup) to get a *net.TCPAddr.
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addr, _ := net.ResolveTCPAddr(cfg.graphite.protocol, cfg.graphite.resolvedAddr)
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gcfg := graphiteConfigExport{
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gcfg := graphite.Config{
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Addr: addr,
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Registry: metrics.DefaultRegistry,
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FlushInterval: cfg.interval,
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@@ -261,7 +262,7 @@ func (s *statsServer) buildRuntime(cfg statsConfig) ([]func(), *http.Server) {
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Percentiles: []float64{0.5, 0.75, 0.95, 0.99, 0.999},
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}
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captureFns = append(captureFns, func() {
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if err := graphiteOnce(gcfg); err != nil {
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if err := graphite.Once(gcfg); err != nil {
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s.l.Error("Graphite export failed", "error", err)
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}
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})
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+1
-1
@@ -371,7 +371,7 @@ func waitForListening(t *testing.T, addr string) {
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})
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}
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// graphiteSink is a minimal TCP accept-and-discard server so graphiteOnce
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// graphiteSink is a minimal TCP accept-and-discard server so graphite.Once
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// calls in tests don't spam error logs or wedge on connection refused.
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type graphiteSink struct {
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ln net.Listener
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Reference in New Issue
Block a user