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ZFS Collector: Add zfetchstats functionality

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Signed-Off-By: Joe Handzik <joseph.t.handzik@hpe.com>
This commit is contained in:
Joe Handzik 2017-01-23 10:39:32 -06:00
commit a3125ab4d9
5 changed files with 112 additions and 11 deletions
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38
collector/zfs_linux_test.go
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@ -31,7 +31,7 @@ func TestArcstatsParsing(t *testing.T) {
}
handlerCalled := false
err = c.parseArcstatsProcfsFile(arcstatsFile, func(s zfsSysctl, v zfsMetricValue) {
err = c.parseProcfsFile(arcstatsFile, "arcstats", func(s zfsSysctl, v zfsMetricValue) {
if s != zfsSysctl("kstat.zfs.misc.arcstats.hits") {
return
@ -53,3 +53,39 @@ func TestArcstatsParsing(t *testing.T) {
t.Fatal("Arcstats parsing handler was not called for some expected sysctls")
}
}
func TestZfetchstatsParsing(t *testing.T) {
zfetchstatsFile, err := os.Open("fixtures/proc/spl/kstat/zfs/zfetchstats")
if err != nil {
t.Fatal(err)
}
defer zfetchstatsFile.Close()
c := zfsCollector{}
if err != nil {
t.Fatal(err)
}
handlerCalled := false
err = c.parseProcfsFile(zfetchstatsFile, "zfetchstats", func(s zfsSysctl, v zfsMetricValue) {
if s != zfsSysctl("kstat.zfs.misc.zfetchstats.hits") {
return
}
handlerCalled = true
if v != zfsMetricValue(7067992) {
t.Fatalf("Incorrect value parsed from procfs data")
}
})
if err != nil {
t.Fatal(err)
}
if !handlerCalled {
t.Fatal("Zfetchstats parsing handler was not called for some expected sysctls")
}
}