mirror of
https://github.com/prometheus/node_exporter.git
synced 2024-09-19 23:57:30 -07:00
f34aaa6109
* Rename parsePoolObjsetFile to parseLinuxPoolObjsetFile to better reflect it's scope * Create a new parseFreeBSDPoolObjsetStats function, to generate a list of per pool metrics to be queried via sysctl --------- Signed-off-by: Conall O'Brien <conall@conall.net>
558 lines
11 KiB
Go
558 lines
11 KiB
Go
// Copyright 2016 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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//go:build !nozfs
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// +build !nozfs
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package collector
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import (
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"os"
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"path/filepath"
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"testing"
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)
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func TestArcstatsParsing(t *testing.T) {
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arcstatsFile, err := os.Open("fixtures/proc/spl/kstat/zfs/arcstats")
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if err != nil {
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t.Fatal(err)
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}
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defer arcstatsFile.Close()
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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handlerCalled := false
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err = c.parseProcfsFile(arcstatsFile, "arcstats", func(s zfsSysctl, v uint64) {
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if s != zfsSysctl("kstat.zfs.misc.arcstats.hits") {
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return
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}
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handlerCalled = true
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if v != uint64(8772612) {
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t.Fatalf("Incorrect value parsed from procfs data")
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}
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})
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if err != nil {
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t.Fatal(err)
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}
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if !handlerCalled {
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t.Fatal("Arcstats parsing handler was not called for some expected sysctls")
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}
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}
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func TestZfetchstatsParsing(t *testing.T) {
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zfetchstatsFile, err := os.Open("fixtures/proc/spl/kstat/zfs/zfetchstats")
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if err != nil {
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t.Fatal(err)
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}
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defer zfetchstatsFile.Close()
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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handlerCalled := false
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err = c.parseProcfsFile(zfetchstatsFile, "zfetchstats", func(s zfsSysctl, v uint64) {
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if s != zfsSysctl("kstat.zfs.misc.zfetchstats.hits") {
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return
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}
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handlerCalled = true
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if v != uint64(7067992) {
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t.Fatalf("Incorrect value parsed from procfs data")
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}
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})
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if err != nil {
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t.Fatal(err)
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}
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if !handlerCalled {
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t.Fatal("Zfetchstats parsing handler was not called for some expected sysctls")
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}
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}
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func TestZilParsing(t *testing.T) {
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zilFile, err := os.Open("fixtures/proc/spl/kstat/zfs/zil")
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if err != nil {
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t.Fatal(err)
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}
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defer zilFile.Close()
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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handlerCalled := false
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err = c.parseProcfsFile(zilFile, "zil", func(s zfsSysctl, v uint64) {
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if s != zfsSysctl("kstat.zfs.misc.zil.zil_commit_count") {
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return
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}
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handlerCalled = true
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if v != uint64(10) {
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t.Fatalf("Incorrect value parsed from procfs data")
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}
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})
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if err != nil {
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t.Fatal(err)
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}
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if !handlerCalled {
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t.Fatal("Zil parsing handler was not called for some expected sysctls")
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}
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}
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func TestVdevCacheStatsParsing(t *testing.T) {
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vdevCacheStatsFile, err := os.Open("fixtures/proc/spl/kstat/zfs/vdev_cache_stats")
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if err != nil {
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t.Fatal(err)
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}
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defer vdevCacheStatsFile.Close()
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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handlerCalled := false
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err = c.parseProcfsFile(vdevCacheStatsFile, "vdev_cache_stats", func(s zfsSysctl, v uint64) {
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if s != zfsSysctl("kstat.zfs.misc.vdev_cache_stats.delegations") {
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return
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}
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handlerCalled = true
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if v != uint64(40) {
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t.Fatalf("Incorrect value parsed from procfs data")
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}
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})
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if err != nil {
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t.Fatal(err)
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}
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if !handlerCalled {
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t.Fatal("VdevCacheStats parsing handler was not called for some expected sysctls")
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}
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}
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func TestXuioStatsParsing(t *testing.T) {
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xuioStatsFile, err := os.Open("fixtures/proc/spl/kstat/zfs/xuio_stats")
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if err != nil {
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t.Fatal(err)
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}
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defer xuioStatsFile.Close()
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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handlerCalled := false
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err = c.parseProcfsFile(xuioStatsFile, "xuio_stats", func(s zfsSysctl, v uint64) {
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if s != zfsSysctl("kstat.zfs.misc.xuio_stats.onloan_read_buf") {
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return
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}
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handlerCalled = true
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if v != uint64(32) {
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t.Fatalf("Incorrect value parsed from procfs data")
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}
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})
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if err != nil {
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t.Fatal(err)
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}
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if !handlerCalled {
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t.Fatal("XuioStats parsing handler was not called for some expected sysctls")
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}
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}
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func TestFmParsing(t *testing.T) {
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fmFile, err := os.Open("fixtures/proc/spl/kstat/zfs/fm")
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if err != nil {
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t.Fatal(err)
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}
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defer fmFile.Close()
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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handlerCalled := false
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err = c.parseProcfsFile(fmFile, "fm", func(s zfsSysctl, v uint64) {
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if s != zfsSysctl("kstat.zfs.misc.fm.erpt-dropped") {
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return
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}
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handlerCalled = true
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if v != uint64(18) {
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t.Fatalf("Incorrect value parsed from procfs data")
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}
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})
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if err != nil {
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t.Fatal(err)
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}
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if !handlerCalled {
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t.Fatal("Fm parsing handler was not called for some expected sysctls")
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}
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}
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func TestDmuTxParsing(t *testing.T) {
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dmuTxFile, err := os.Open("fixtures/proc/spl/kstat/zfs/dmu_tx")
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if err != nil {
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t.Fatal(err)
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}
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defer dmuTxFile.Close()
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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handlerCalled := false
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err = c.parseProcfsFile(dmuTxFile, "dmu_tx", func(s zfsSysctl, v uint64) {
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if s != zfsSysctl("kstat.zfs.misc.dmu_tx.dmu_tx_assigned") {
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return
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}
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handlerCalled = true
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if v != uint64(3532844) {
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t.Fatalf("Incorrect value parsed from procfs data")
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}
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})
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if err != nil {
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t.Fatal(err)
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}
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if !handlerCalled {
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t.Fatal("DmuTx parsing handler was not called for some expected sysctls")
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}
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}
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func TestZpoolParsing(t *testing.T) {
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zpoolPaths, err := filepath.Glob("fixtures/proc/spl/kstat/zfs/*/io")
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if err != nil {
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t.Fatal(err)
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}
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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handlerCalled := false
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for _, zpoolPath := range zpoolPaths {
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file, err := os.Open(zpoolPath)
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if err != nil {
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t.Fatal(err)
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}
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err = c.parsePoolProcfsFile(file, zpoolPath, func(poolName string, s zfsSysctl, v uint64) {
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if s != zfsSysctl("kstat.zfs.misc.io.nread") {
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return
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}
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handlerCalled = true
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if v != uint64(1884160) && v != uint64(2826240) {
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t.Fatalf("Incorrect value parsed from procfs data %v", v)
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}
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})
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file.Close()
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if err != nil {
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t.Fatal(err)
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}
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}
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if !handlerCalled {
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t.Fatal("Zpool parsing handler was not called for some expected sysctls")
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}
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}
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func TestZpoolObjsetParsing(t *testing.T) {
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zpoolPaths, err := filepath.Glob("fixtures/proc/spl/kstat/zfs/*/objset-*")
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if err != nil {
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t.Fatal(err)
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}
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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handlerCalled := false
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for _, zpoolPath := range zpoolPaths {
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file, err := os.Open(zpoolPath)
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if err != nil {
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t.Fatal(err)
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}
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err = c.parseLinuxPoolObjsetFile(file, zpoolPath, func(poolName string, datasetName string, s zfsSysctl, v uint64) {
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if s != zfsSysctl("kstat.zfs.misc.objset.writes") {
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return
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}
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handlerCalled = true
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if v != uint64(0) && v != uint64(4) && v != uint64(10) {
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t.Fatalf("Incorrect value parsed from procfs data %v", v)
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}
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})
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file.Close()
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if err != nil {
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t.Fatal(err)
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}
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}
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if !handlerCalled {
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t.Fatal("Zpool parsing handler was not called for some expected sysctls")
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}
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}
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func TestAbdstatsParsing(t *testing.T) {
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abdstatsFile, err := os.Open("fixtures/proc/spl/kstat/zfs/abdstats")
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if err != nil {
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t.Fatal(err)
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}
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defer abdstatsFile.Close()
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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handlerCalled := false
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err = c.parseProcfsFile(abdstatsFile, "abdstats", func(s zfsSysctl, v uint64) {
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if s != zfsSysctl("kstat.zfs.misc.abdstats.linear_data_size") {
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return
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}
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handlerCalled = true
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if v != uint64(223232) {
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t.Fatalf("Incorrect value parsed from procfs abdstats data")
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}
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})
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if err != nil {
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t.Fatal(err)
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}
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if !handlerCalled {
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t.Fatal("ABDStats parsing handler was not called for some expected sysctls")
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}
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}
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func TestDbufstatsParsing(t *testing.T) {
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dbufstatsFile, err := os.Open("fixtures/proc/spl/kstat/zfs/dbufstats")
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if err != nil {
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t.Fatal(err)
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}
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defer dbufstatsFile.Close()
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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handlerCalled := false
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err = c.parseProcfsFile(dbufstatsFile, "dbufstats", func(s zfsSysctl, v uint64) {
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if s != zfsSysctl("kstat.zfs.misc.dbufstats.hash_hits") {
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return
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}
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handlerCalled = true
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if v != uint64(108807) {
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t.Fatalf("Incorrect value parsed from procfs dbufstats data")
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}
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})
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if err != nil {
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t.Fatal(err)
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}
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if !handlerCalled {
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t.Fatal("DbufStats parsing handler was not called for some expected sysctls")
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}
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}
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func TestDnodestatsParsing(t *testing.T) {
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dnodestatsFile, err := os.Open("fixtures/proc/spl/kstat/zfs/dnodestats")
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if err != nil {
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t.Fatal(err)
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}
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defer dnodestatsFile.Close()
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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handlerCalled := false
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err = c.parseProcfsFile(dnodestatsFile, "dnodestats", func(s zfsSysctl, v uint64) {
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if s != zfsSysctl("kstat.zfs.misc.dnodestats.dnode_hold_alloc_hits") {
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return
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}
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handlerCalled = true
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if v != uint64(37617) {
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t.Fatalf("Incorrect value parsed from procfs dnodestats data")
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}
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})
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if err != nil {
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t.Fatal(err)
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}
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if !handlerCalled {
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t.Fatal("Dnodestats parsing handler was not called for some expected sysctls")
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}
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}
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func TestVdevMirrorstatsParsing(t *testing.T) {
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vdevMirrorStatsFile, err := os.Open("fixtures/proc/spl/kstat/zfs/vdev_mirror_stats")
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if err != nil {
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t.Fatal(err)
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}
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defer vdevMirrorStatsFile.Close()
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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handlerCalled := false
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err = c.parseProcfsFile(vdevMirrorStatsFile, "vdev_mirror_stats", func(s zfsSysctl, v uint64) {
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if s != zfsSysctl("kstat.zfs.misc.vdev_mirror_stats.preferred_not_found") {
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return
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}
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handlerCalled = true
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if v != uint64(94) {
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t.Fatalf("Incorrect value parsed from procfs vdev_mirror_stats data")
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}
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})
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if err != nil {
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t.Fatal(err)
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}
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if !handlerCalled {
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t.Fatal("VdevMirrorStats parsing handler was not called for some expected sysctls")
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}
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}
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func TestPoolStateParsing(t *testing.T) {
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zpoolPaths, err := filepath.Glob("fixtures/proc/spl/kstat/zfs/*/state")
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if err != nil {
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t.Fatal(err)
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}
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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handlerCalled := false
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for _, zpoolPath := range zpoolPaths {
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file, err := os.Open(zpoolPath)
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if err != nil {
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t.Fatal(err)
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}
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err = c.parsePoolStateFile(file, zpoolPath, func(poolName string, stateName string, isActive uint64) {
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handlerCalled = true
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if poolName == "pool1" {
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if isActive != uint64(1) && stateName == "online" {
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t.Fatalf("Incorrect parsed value for online state")
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}
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if isActive != uint64(0) && stateName != "online" {
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t.Fatalf("Incorrect parsed value for online state")
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}
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}
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if poolName == "poolz1" {
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if isActive != uint64(1) && stateName == "degraded" {
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t.Fatalf("Incorrect parsed value for degraded state")
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}
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if isActive != uint64(0) && stateName != "degraded" {
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t.Fatalf("Incorrect parsed value for degraded state")
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}
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}
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if poolName == "pool2" {
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if isActive != uint64(1) && stateName == "suspended" {
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t.Fatalf("Incorrect parsed value for suspended state")
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}
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if isActive != uint64(0) && stateName != "suspended" {
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t.Fatalf("Incorrect parsed value for suspended state")
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}
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}
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})
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file.Close()
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if err != nil {
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t.Fatal(err)
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}
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}
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if !handlerCalled {
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t.Fatal("Zpool parsing handler was not called for some expected sysctls")
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}
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}
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