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asserts.go
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asserts.go
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// Copyright 2017 Percona LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package mongos
import (
"github.com/prometheus/client_golang/prometheus"
)
var (
assertsTotal = prometheus.NewCounterVec(prometheus.CounterOpts{
Namespace: Namespace,
Name: "asserts_total",
Help: "The asserts document reports the number of asserts on the database. While assert errors are typically uncommon, if there are non-zero values for the asserts, you should check the log file for the mongod process for more information. In many cases these errors are trivial, but are worth investigating.",
}, []string{"type"})
)
// AssertsStats has the assets metrics
type AssertsStats struct {
Regular float64 `bson:"regular"`
Warning float64 `bson:"warning"`
Msg float64 `bson:"msg"`
User float64 `bson:"user"`
Rollovers float64 `bson:"rollovers"`
}
// Export exports the metrics to prometheus.
func (asserts *AssertsStats) Export(ch chan<- prometheus.Metric) {
assertsTotal.WithLabelValues("regular").Set(asserts.Regular)
assertsTotal.WithLabelValues("warning").Set(asserts.Warning)
assertsTotal.WithLabelValues("msg").Set(asserts.Msg)
assertsTotal.WithLabelValues("user").Set(asserts.User)
assertsTotal.WithLabelValues("rollovers").Set(asserts.Rollovers)
assertsTotal.Collect(ch)
}
// Describe describes the metrics for prometheus
func (asserts *AssertsStats) Describe(ch chan<- *prometheus.Desc) {
assertsTotal.Describe(ch)
}