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73 lines
2.2 KiB
73 lines
2.2 KiB
// Copyright 2015 The Prometheus Authors |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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package consul |
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import ( |
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"github.com/prometheus/client_golang/prometheus" |
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"github.com/prometheus/prometheus/discovery" |
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) |
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var _ discovery.DiscovererMetrics = (*consulMetrics)(nil) |
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type consulMetrics struct { |
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rpcFailuresCount prometheus.Counter |
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rpcDuration *prometheus.SummaryVec |
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servicesRPCDuration prometheus.Observer |
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serviceRPCDuration prometheus.Observer |
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metricRegisterer discovery.MetricRegisterer |
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} |
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func newDiscovererMetrics(reg prometheus.Registerer, rmi discovery.RefreshMetricsInstantiator) discovery.DiscovererMetrics { |
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m := &consulMetrics{ |
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rpcFailuresCount: prometheus.NewCounter( |
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prometheus.CounterOpts{ |
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Namespace: namespace, |
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Name: "sd_consul_rpc_failures_total", |
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Help: "The number of Consul RPC call failures.", |
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}), |
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rpcDuration: prometheus.NewSummaryVec( |
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prometheus.SummaryOpts{ |
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Namespace: namespace, |
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Name: "sd_consul_rpc_duration_seconds", |
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Help: "The duration of a Consul RPC call in seconds.", |
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Objectives: map[float64]float64{0.5: 0.05, 0.9: 0.01, 0.99: 0.001}, |
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}, |
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[]string{"endpoint", "call"}, |
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), |
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} |
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m.metricRegisterer = discovery.NewMetricRegisterer(reg, []prometheus.Collector{ |
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m.rpcFailuresCount, |
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m.rpcDuration, |
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}) |
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// Initialize metric vectors. |
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m.servicesRPCDuration = m.rpcDuration.WithLabelValues("catalog", "services") |
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m.serviceRPCDuration = m.rpcDuration.WithLabelValues("catalog", "service") |
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return m |
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} |
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// Register implements discovery.DiscovererMetrics. |
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func (m *consulMetrics) Register() error { |
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return m.metricRegisterer.RegisterMetrics() |
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} |
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// Unregister implements discovery.DiscovererMetrics. |
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func (m *consulMetrics) Unregister() { |
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m.metricRegisterer.UnregisterMetrics() |
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}
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