318 lines
8.7 KiB
Go
318 lines
8.7 KiB
Go
package system
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import (
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"os"
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"testing"
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"github.com/influxdata/telegraf/testutil"
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"github.com/shirou/gopsutil/disk"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/mock"
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"github.com/stretchr/testify/require"
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)
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type MockFileInfo struct {
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os.FileInfo
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}
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func TestDiskUsage(t *testing.T) {
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mck := &mock.Mock{}
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mps := MockPSDisk{&systemPS{&mockDiskUsage{mck}}, mck}
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defer mps.AssertExpectations(t)
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var acc testutil.Accumulator
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var err error
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psAll := []disk.PartitionStat{
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{
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Device: "/dev/sda",
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Mountpoint: "/",
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Fstype: "ext4",
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Opts: "",
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},
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{
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Device: "/dev/sdb",
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Mountpoint: "/home",
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Fstype: "ext4",
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Opts: "",
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},
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}
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duAll := []disk.UsageStat{
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{
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Path: "/",
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Fstype: "ext4",
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Total: 128,
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Free: 23,
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Used: 100,
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InodesTotal: 1234,
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InodesFree: 234,
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InodesUsed: 1000,
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},
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{
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Path: "/home",
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Fstype: "ext4",
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Total: 256,
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Free: 46,
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Used: 200,
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InodesTotal: 2468,
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InodesFree: 468,
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InodesUsed: 2000,
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},
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}
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mps.On("Partitions", true).Return(psAll, nil)
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mps.On("OSGetenv", "HOST_MOUNT_PREFIX").Return("")
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mps.On("PSDiskUsage", "/").Return(&duAll[0], nil)
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mps.On("PSDiskUsage", "/home").Return(&duAll[1], nil)
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err = (&DiskStats{ps: mps}).Gather(&acc)
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require.NoError(t, err)
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numDiskMetrics := acc.NFields()
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expectedAllDiskMetrics := 14
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assert.Equal(t, expectedAllDiskMetrics, numDiskMetrics)
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tags1 := map[string]string{
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"path": "/",
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"fstype": "ext4",
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"device": "sda",
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}
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tags2 := map[string]string{
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"path": "/home",
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"fstype": "ext4",
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"device": "sdb",
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}
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fields1 := map[string]interface{}{
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"total": uint64(128),
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"used": uint64(100),
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"free": uint64(23),
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"inodes_total": uint64(1234),
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"inodes_free": uint64(234),
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"inodes_used": uint64(1000),
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"used_percent": float64(81.30081300813008),
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}
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fields2 := map[string]interface{}{
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"total": uint64(256),
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"used": uint64(200),
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"free": uint64(46),
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"inodes_total": uint64(2468),
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"inodes_free": uint64(468),
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"inodes_used": uint64(2000),
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"used_percent": float64(81.30081300813008),
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}
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acc.AssertContainsTaggedFields(t, "disk", fields1, tags1)
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acc.AssertContainsTaggedFields(t, "disk", fields2, tags2)
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// We expect 6 more DiskMetrics to show up with an explicit match on "/"
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// and /home not matching the /dev in MountPoints
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err = (&DiskStats{ps: &mps, MountPoints: []string{"/", "/dev"}}).Gather(&acc)
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assert.Equal(t, expectedAllDiskMetrics+7, acc.NFields())
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// We should see all the diskpoints as MountPoints includes both
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// / and /home
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err = (&DiskStats{ps: &mps, MountPoints: []string{"/", "/home"}}).Gather(&acc)
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assert.Equal(t, 2*expectedAllDiskMetrics+7, acc.NFields())
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}
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func TestDiskStats(t *testing.T) {
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var mps MockPS
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defer mps.AssertExpectations(t)
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var acc testutil.Accumulator
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var err error
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duAll := []*disk.UsageStat{
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{
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Path: "/",
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Fstype: "ext4",
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Total: 128,
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Free: 23,
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Used: 100,
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InodesTotal: 1234,
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InodesFree: 234,
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InodesUsed: 1000,
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},
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{
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Path: "/home",
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Fstype: "ext4",
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Total: 256,
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Free: 46,
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Used: 200,
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InodesTotal: 2468,
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InodesFree: 468,
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InodesUsed: 2000,
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},
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}
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duFiltered := []*disk.UsageStat{
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{
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Path: "/",
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Fstype: "ext4",
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Total: 128,
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Free: 23,
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Used: 100,
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InodesTotal: 1234,
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InodesFree: 234,
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InodesUsed: 1000,
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},
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}
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psAll := []*disk.PartitionStat{
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{
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Device: "/dev/sda",
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Mountpoint: "/",
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Fstype: "ext4",
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Opts: "",
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},
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{
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Device: "/dev/sdb",
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Mountpoint: "/home",
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Fstype: "ext4",
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Opts: "",
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},
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}
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psFiltered := []*disk.PartitionStat{
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{
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Device: "/dev/sda",
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Mountpoint: "/",
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Fstype: "ext4",
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Opts: "",
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},
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}
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mps.On("DiskUsage", []string(nil), []string(nil)).Return(duAll, psAll, nil)
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mps.On("DiskUsage", []string{"/", "/dev"}, []string(nil)).Return(duFiltered, psFiltered, nil)
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mps.On("DiskUsage", []string{"/", "/home"}, []string(nil)).Return(duAll, psAll, nil)
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err = (&DiskStats{ps: &mps}).Gather(&acc)
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require.NoError(t, err)
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numDiskMetrics := acc.NFields()
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expectedAllDiskMetrics := 14
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assert.Equal(t, expectedAllDiskMetrics, numDiskMetrics)
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tags1 := map[string]string{
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"path": "/",
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"fstype": "ext4",
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"device": "sda",
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}
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tags2 := map[string]string{
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"path": "/home",
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"fstype": "ext4",
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"device": "sdb",
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}
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fields1 := map[string]interface{}{
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"total": uint64(128),
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"used": uint64(100),
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"free": uint64(23),
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"inodes_total": uint64(1234),
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"inodes_free": uint64(234),
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"inodes_used": uint64(1000),
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"used_percent": float64(81.30081300813008),
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}
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fields2 := map[string]interface{}{
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"total": uint64(256),
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"used": uint64(200),
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"free": uint64(46),
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"inodes_total": uint64(2468),
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"inodes_free": uint64(468),
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"inodes_used": uint64(2000),
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"used_percent": float64(81.30081300813008),
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}
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acc.AssertContainsTaggedFields(t, "disk", fields1, tags1)
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acc.AssertContainsTaggedFields(t, "disk", fields2, tags2)
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// We expect 6 more DiskMetrics to show up with an explicit match on "/"
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// and /home not matching the /dev in MountPoints
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err = (&DiskStats{ps: &mps, MountPoints: []string{"/", "/dev"}}).Gather(&acc)
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assert.Equal(t, expectedAllDiskMetrics+7, acc.NFields())
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// We should see all the diskpoints as MountPoints includes both
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// / and /home
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err = (&DiskStats{ps: &mps, MountPoints: []string{"/", "/home"}}).Gather(&acc)
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assert.Equal(t, 2*expectedAllDiskMetrics+7, acc.NFields())
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}
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// func TestDiskIOStats(t *testing.T) {
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// var mps MockPS
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// defer mps.AssertExpectations(t)
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// var acc testutil.Accumulator
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// var err error
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// diskio1 := disk.IOCountersStat{
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// ReadCount: 888,
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// WriteCount: 5341,
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// ReadBytes: 100000,
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// WriteBytes: 200000,
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// ReadTime: 7123,
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// WriteTime: 9087,
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// Name: "sda1",
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// IoTime: 123552,
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// SerialNumber: "ab-123-ad",
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// }
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// diskio2 := disk.IOCountersStat{
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// ReadCount: 444,
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// WriteCount: 2341,
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// ReadBytes: 200000,
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// WriteBytes: 400000,
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// ReadTime: 3123,
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// WriteTime: 6087,
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// Name: "sdb1",
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// IoTime: 246552,
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// SerialNumber: "bb-123-ad",
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// }
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// mps.On("DiskIO").Return(
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// map[string]disk.IOCountersStat{"sda1": diskio1, "sdb1": diskio2},
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// nil)
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// err = (&DiskIOStats{ps: &mps}).Gather(&acc)
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// require.NoError(t, err)
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// numDiskIOMetrics := acc.NFields()
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// expectedAllDiskIOMetrics := 14
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// assert.Equal(t, expectedAllDiskIOMetrics, numDiskIOMetrics)
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// dtags1 := map[string]string{
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// "name": "sda1",
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// "serial": "ab-123-ad",
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// }
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// dtags2 := map[string]string{
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// "name": "sdb1",
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// "serial": "bb-123-ad",
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// }
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// assert.True(t, acc.CheckTaggedValue("reads", uint64(888), dtags1))
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// assert.True(t, acc.CheckTaggedValue("writes", uint64(5341), dtags1))
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// assert.True(t, acc.CheckTaggedValue("read_bytes", uint64(100000), dtags1))
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// assert.True(t, acc.CheckTaggedValue("write_bytes", uint64(200000), dtags1))
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// assert.True(t, acc.CheckTaggedValue("read_time", uint64(7123), dtags1))
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// assert.True(t, acc.CheckTaggedValue("write_time", uint64(9087), dtags1))
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// assert.True(t, acc.CheckTaggedValue("io_time", uint64(123552), dtags1))
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// assert.True(t, acc.CheckTaggedValue("reads", uint64(444), dtags2))
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// assert.True(t, acc.CheckTaggedValue("writes", uint64(2341), dtags2))
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// assert.True(t, acc.CheckTaggedValue("read_bytes", uint64(200000), dtags2))
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// assert.True(t, acc.CheckTaggedValue("write_bytes", uint64(400000), dtags2))
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// assert.True(t, acc.CheckTaggedValue("read_time", uint64(3123), dtags2))
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// assert.True(t, acc.CheckTaggedValue("write_time", uint64(6087), dtags2))
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// assert.True(t, acc.CheckTaggedValue("io_time", uint64(246552), dtags2))
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// // We expect 7 more DiskIOMetrics to show up with an explicit match on "sdb1"
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// // and serial should be missing from the tags with SkipSerialNumber set
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// err = (&DiskIOStats{ps: &mps, Devices: []string{"sdb1"}, SkipSerialNumber: true}).Gather(&acc)
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// assert.Equal(t, expectedAllDiskIOMetrics+7, acc.NFields())
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// dtags3 := map[string]string{
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// "name": "sdb1",
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// }
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// assert.True(t, acc.CheckTaggedValue("reads", uint64(444), dtags3))
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// assert.True(t, acc.CheckTaggedValue("writes", uint64(2341), dtags3))
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// assert.True(t, acc.CheckTaggedValue("read_bytes", uint64(200000), dtags3))
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// assert.True(t, acc.CheckTaggedValue("write_bytes", uint64(400000), dtags3))
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// assert.True(t, acc.CheckTaggedValue("read_time", uint64(3123), dtags3))
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// assert.True(t, acc.CheckTaggedValue("write_time", uint64(6087), dtags3))
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// assert.True(t, acc.CheckTaggedValue("io_time", uint64(246552), dtags3))
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// }
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