mirror of
https://github.com/prometheus/node_exporter.git
synced 2024-12-25 21:54:18 -08:00
124 lines
3.1 KiB
Go
124 lines
3.1 KiB
Go
// Copyright 2015 The Prometheus 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 collector
|
|
|
|
import (
|
|
"regexp"
|
|
"testing"
|
|
|
|
"github.com/coreos/go-systemd/dbus"
|
|
"github.com/prometheus/client_golang/prometheus"
|
|
)
|
|
|
|
// Creates mock UnitLists
|
|
func getUnitListFixtures() [][]dbus.UnitStatus {
|
|
fixture1 := []dbus.UnitStatus{
|
|
{
|
|
Name: "foo",
|
|
Description: "foo desc",
|
|
LoadState: "loaded",
|
|
ActiveState: "active",
|
|
SubState: "running",
|
|
Followed: "",
|
|
Path: "/org/freedesktop/systemd1/unit/foo",
|
|
JobId: 0,
|
|
JobType: "",
|
|
JobPath: "/",
|
|
},
|
|
{
|
|
Name: "bar",
|
|
Description: "bar desc",
|
|
LoadState: "not-found",
|
|
ActiveState: "inactive",
|
|
SubState: "dead",
|
|
Followed: "",
|
|
Path: "/org/freedesktop/systemd1/unit/bar",
|
|
JobId: 0,
|
|
JobType: "",
|
|
JobPath: "/",
|
|
},
|
|
{
|
|
Name: "foobar",
|
|
Description: "bar desc",
|
|
LoadState: "not-found",
|
|
ActiveState: "inactive",
|
|
SubState: "dead",
|
|
Followed: "",
|
|
Path: "/org/freedesktop/systemd1/unit/bar",
|
|
JobId: 0,
|
|
JobType: "",
|
|
JobPath: "/",
|
|
},
|
|
{
|
|
Name: "baz",
|
|
Description: "bar desc",
|
|
LoadState: "not-found",
|
|
ActiveState: "inactive",
|
|
SubState: "dead",
|
|
Followed: "",
|
|
Path: "/org/freedesktop/systemd1/unit/bar",
|
|
JobId: 0,
|
|
JobType: "",
|
|
JobPath: "/",
|
|
},
|
|
}
|
|
|
|
fixture2 := []dbus.UnitStatus{}
|
|
|
|
return [][]dbus.UnitStatus{fixture1, fixture2}
|
|
}
|
|
|
|
func TestSystemdCollectorDoesntCrash(t *testing.T) {
|
|
c, err := NewSystemdCollector()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
sink := make(chan prometheus.Metric)
|
|
go func() {
|
|
for {
|
|
<-sink
|
|
}
|
|
}()
|
|
|
|
fixtures := getUnitListFixtures()
|
|
collector := (c).(*systemdCollector)
|
|
for _, units := range fixtures {
|
|
collector.collectUnitStatusMetrics(sink, units)
|
|
}
|
|
}
|
|
|
|
func TestSystemdIgnoreFilter(t *testing.T) {
|
|
fixtures := getUnitListFixtures()
|
|
whitelistPattern := regexp.MustCompile("foo")
|
|
blacklistPattern := regexp.MustCompile("bar")
|
|
filtered := filterUnits(fixtures[0], whitelistPattern, blacklistPattern)
|
|
for _, unit := range filtered {
|
|
if blacklistPattern.MatchString(unit.Name) || !whitelistPattern.MatchString(unit.Name) {
|
|
t.Error(unit.Name, "should not be in the filtered list")
|
|
}
|
|
}
|
|
}
|
|
func TestSystemdIgnoreFilterDefaultKeepsAll(t *testing.T) {
|
|
c, err := NewSystemdCollector()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
fixtures := getUnitListFixtures()
|
|
collector := c.(*systemdCollector)
|
|
filtered := filterUnits(fixtures[0], collector.unitWhitelistPattern, collector.unitBlacklistPattern)
|
|
if len(filtered) != len(fixtures[0]) {
|
|
t.Error("Default filters removed units")
|
|
}
|
|
}
|