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Copy pathnodemetricmap_test.go
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/*
* Copyright 2018 The CovenantSQL Authors.
*
* 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 metric
import (
"testing"
dto "github.com/prometheus/client_model/go"
. "github.com/smartystreets/goconvey/convey"
"github.com/CovenantSQL/CovenantSQL/proto"
"github.com/CovenantSQL/CovenantSQL/utils"
"github.com/CovenantSQL/CovenantSQL/utils/log"
)
func TestCollectServer_FilterNode(t *testing.T) {
log.SetLevel(log.DebugLevel)
filterTrue := func(key proto.NodeID, value SimpleMetricMap) bool {
log.Debugf("key: %s, value: %#v", key, value)
return true
}
filterFalse := func(key proto.NodeID, value SimpleMetricMap) bool {
log.Debugf("key: %s, value: %#v", key, value)
return false
}
filterMem1MB := func(key proto.NodeID, value SimpleMetricMap) bool {
log.Debugf("key: %s, value: %#v", key, value)
var v *dto.MetricFamily
v, ok := value["node_memory_bytes_total"]
if !ok {
v, ok = value["node_memory_MemTotal_bytes"]
}
if ok && len(v.Metric) > 0 &&
v.Metric[0].GetGauge() != nil &&
v.Metric[0].GetGauge().Value != nil &&
*v.Metric[0].GetGauge().Value > float64(1*utils.MB) {
log.Debugf("has memory: %fGB", *v.Metric[0].GetGauge().Value/float64(utils.GB))
return true
}
return false
}
Convey("filter node", t, func() {
cc := NewCollectClient()
mfs, _ := cc.Registry.Gather()
mm := make(SimpleMetricMap, 0)
for _, mf := range mfs {
mm[*mf.Name] = mf
log.Debugf("gathered node: %v", mf)
}
nmm := NodeMetricMap{}
nmm.Store(proto.NodeID("node1"), mm)
nmm.Store(proto.NodeID("node2"), nil)
nmm.Store(proto.NodeID("node3"), mm)
So(len(mm), ShouldEqual, len(mfs))
So(len(mm), ShouldBeGreaterThan, 2)
ids := nmm.FilterNode(filterTrue)
So(len(ids), ShouldEqual, 2)
ids1 := nmm.FilterNode(filterMem1MB)
So(len(ids1), ShouldEqual, 2)
ids2 := nmm.FilterNode(filterFalse)
So(len(ids2), ShouldEqual, 0)
})
Convey("filter metrics", t, func() {
cc := NewCollectClient()
mfs, _ := cc.Registry.Gather()
mm := make(SimpleMetricMap, 0)
for _, mf := range mfs {
mm[*mf.Name] = mf
log.Debugf("gathered node: %v", mf)
}
nmm := NodeMetricMap{}
nmm.Store(proto.NodeID("node1"), mm)
nmm.Store(proto.NodeID("node2"), nil)
cmm := nmm.GetCrucialMetrics()
So(len(cmm), ShouldEqual, 1)
So(len(cmm["node1"]), ShouldBeGreaterThanOrEqualTo, 6)
})
}