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Support parse raid type for mdstat
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Signed-off-by: Singee <[email protected]>
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@ImSingee
ImSingee committed Apr 13, 2023
1 parent b5312c5 commit 99dceaf
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Showing 2 changed files with 27 additions and 17 deletions.
10 changes: 10 additions & 0 deletions mdstat.go
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Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,8 @@ var (
type MDStat struct {
// Name of the device.
Name string
// raid type of the device.
Type string
// activity-state of the device.
ActivityState string
// Number of active disks.
Expand Down Expand Up @@ -95,6 +97,13 @@ func parseMDStat(mdStatData []byte) ([]MDStat, error) {
mdName := deviceFields[0] // mdx
state := deviceFields[2] // active or inactive

mdType := ""
if len(deviceFields) > 3 && strings.HasPrefix(deviceFields[3], "raid") {
mdType = deviceFields[3] // raid1, raid5, etc.
} else if len(deviceFields) > 4 && strings.HasPrefix(deviceFields[4], "raid") {
mdType = deviceFields[4]
}

if len(lines) <= i+3 {
return nil, fmt.Errorf("error parsing %q: too few lines for md device", mdName)
}
Expand Down Expand Up @@ -147,6 +156,7 @@ func parseMDStat(mdStatData []byte) ([]MDStat, error) {

mdStats = append(mdStats, MDStat{
Name: mdName,
Type: mdType,
ActivityState: state,
DisksActive: active,
DisksFailed: fail,
Expand Down
34 changes: 17 additions & 17 deletions mdstat_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -25,23 +25,23 @@ func TestFS_MDStat(t *testing.T) {
}

refs := map[string]MDStat{
"md127": {Name: "md127", ActivityState: "active", DisksActive: 2, DisksTotal: 2, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 312319552, BlocksSynced: 312319552, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdi2", "sdj2"}},
"md0": {Name: "md0", ActivityState: "active", DisksActive: 2, DisksTotal: 2, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 248896, BlocksSynced: 248896, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdi1", "sdj1"}},
"md4": {Name: "md4", ActivityState: "inactive", DisksActive: 0, DisksTotal: 0, DisksFailed: 1, DisksDown: 0, DisksSpare: 1, BlocksTotal: 4883648, BlocksSynced: 4883648, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sda3", "sdb3"}},
"md6": {Name: "md6", ActivityState: "recovering", DisksActive: 1, DisksTotal: 2, DisksFailed: 1, DisksDown: 1, DisksSpare: 1, BlocksTotal: 195310144, BlocksSynced: 16775552, BlocksSyncedPct: 8.5, BlocksSyncedFinishTime: 17, BlocksSyncedSpeed: 259783, Devices: []string{"sdb2", "sdc", "sda2"}},
"md3": {Name: "md3", ActivityState: "active", DisksActive: 8, DisksTotal: 8, DisksFailed: 0, DisksDown: 0, DisksSpare: 2, BlocksTotal: 5853468288, BlocksSynced: 5853468288, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sda1", "sdh1", "sdg1", "sdf1", "sde1", "sdd1", "sdc1", "sdb1", "sdd1", "sdd2"}},
"md8": {Name: "md8", ActivityState: "resyncing", DisksActive: 2, DisksTotal: 2, DisksFailed: 0, DisksDown: 0, DisksSpare: 2, BlocksTotal: 195310144, BlocksSynced: 16775552, BlocksSyncedPct: 8.5, BlocksSyncedFinishTime: 17, BlocksSyncedSpeed: 259783, Devices: []string{"sdb1", "sda1", "sdc", "sde"}},
"md7": {Name: "md7", ActivityState: "active", DisksActive: 3, DisksTotal: 4, DisksFailed: 1, DisksDown: 1, DisksSpare: 0, BlocksTotal: 7813735424, BlocksSynced: 7813735424, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdb1", "sde1", "sdd1", "sdc1"}},
"md9": {Name: "md9", ActivityState: "resyncing", DisksActive: 4, DisksTotal: 4, DisksSpare: 1, DisksDown: 0, DisksFailed: 2, BlocksTotal: 523968, BlocksSynced: 0, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdc2", "sdd2", "sdb2", "sda2", "sde", "sdf", "sdg"}},
"md10": {Name: "md10", ActivityState: "active", DisksActive: 2, DisksTotal: 2, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 314159265, BlocksSynced: 314159265, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sda1", "sdb1"}},
"md11": {Name: "md11", ActivityState: "resyncing", DisksActive: 2, DisksTotal: 2, DisksFailed: 1, DisksDown: 0, DisksSpare: 2, BlocksTotal: 4190208, BlocksSynced: 0, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdb2", "sdc2", "sdc3", "hda", "ssdc2"}},
"md12": {Name: "md12", ActivityState: "active", DisksActive: 2, DisksTotal: 2, DisksSpare: 0, DisksDown: 0, DisksFailed: 0, BlocksTotal: 3886394368, BlocksSynced: 3886394368, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdc2", "sdd2"}},
"md120": {Name: "md120", ActivityState: "active", DisksActive: 2, DisksTotal: 2, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 2095104, BlocksSynced: 2095104, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sda1", "sdb1"}},
"md126": {Name: "md126", ActivityState: "active", DisksActive: 2, DisksTotal: 2, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 1855870976, BlocksSynced: 1855870976, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdb", "sdc"}},
"md219": {Name: "md219", ActivityState: "inactive", DisksTotal: 0, DisksFailed: 0, DisksActive: 0, DisksDown: 0, DisksSpare: 3, BlocksTotal: 7932, BlocksSynced: 7932, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdc", "sda"}},
"md00": {Name: "md00", ActivityState: "active", DisksActive: 1, DisksTotal: 1, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 4186624, BlocksSynced: 4186624, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"xvdb"}},
"md101": {Name: "md101", ActivityState: "active", DisksActive: 3, DisksTotal: 3, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 322560, BlocksSynced: 322560, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdb", "sdd", "sdc"}},
"md201": {Name: "md201", ActivityState: "checking", DisksActive: 2, DisksTotal: 2, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 1993728, BlocksSynced: 114176, BlocksSyncedPct: 5.7, BlocksSyncedFinishTime: 0.2, BlocksSyncedSpeed: 114176, Devices: []string{"sda3", "sdb3"}},
"md127": {Name: "md127", Type: "raid1", ActivityState: "active", DisksActive: 2, DisksTotal: 2, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 312319552, BlocksSynced: 312319552, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdi2", "sdj2"}},
"md0": {Name: "md0", Type: "raid1", ActivityState: "active", DisksActive: 2, DisksTotal: 2, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 248896, BlocksSynced: 248896, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdi1", "sdj1"}},
"md4": {Name: "md4", Type: "raid1", ActivityState: "inactive", DisksActive: 0, DisksTotal: 0, DisksFailed: 1, DisksDown: 0, DisksSpare: 1, BlocksTotal: 4883648, BlocksSynced: 4883648, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sda3", "sdb3"}},
"md6": {Name: "md6", Type: "raid1", ActivityState: "recovering", DisksActive: 1, DisksTotal: 2, DisksFailed: 1, DisksDown: 1, DisksSpare: 1, BlocksTotal: 195310144, BlocksSynced: 16775552, BlocksSyncedPct: 8.5, BlocksSyncedFinishTime: 17, BlocksSyncedSpeed: 259783, Devices: []string{"sdb2", "sdc", "sda2"}},
"md3": {Name: "md3", Type: "raid6", ActivityState: "active", DisksActive: 8, DisksTotal: 8, DisksFailed: 0, DisksDown: 0, DisksSpare: 2, BlocksTotal: 5853468288, BlocksSynced: 5853468288, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sda1", "sdh1", "sdg1", "sdf1", "sde1", "sdd1", "sdc1", "sdb1", "sdd1", "sdd2"}},
"md8": {Name: "md8", Type: "raid1", ActivityState: "resyncing", DisksActive: 2, DisksTotal: 2, DisksFailed: 0, DisksDown: 0, DisksSpare: 2, BlocksTotal: 195310144, BlocksSynced: 16775552, BlocksSyncedPct: 8.5, BlocksSyncedFinishTime: 17, BlocksSyncedSpeed: 259783, Devices: []string{"sdb1", "sda1", "sdc", "sde"}},
"md7": {Name: "md7", Type: "raid6", ActivityState: "active", DisksActive: 3, DisksTotal: 4, DisksFailed: 1, DisksDown: 1, DisksSpare: 0, BlocksTotal: 7813735424, BlocksSynced: 7813735424, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdb1", "sde1", "sdd1", "sdc1"}},
"md9": {Name: "md9", Type: "raid1", ActivityState: "resyncing", DisksActive: 4, DisksTotal: 4, DisksSpare: 1, DisksDown: 0, DisksFailed: 2, BlocksTotal: 523968, BlocksSynced: 0, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdc2", "sdd2", "sdb2", "sda2", "sde", "sdf", "sdg"}},
"md10": {Name: "md10", Type: "raid0", ActivityState: "active", DisksActive: 2, DisksTotal: 2, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 314159265, BlocksSynced: 314159265, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sda1", "sdb1"}},
"md11": {Name: "md11", Type: "raid1", ActivityState: "resyncing", DisksActive: 2, DisksTotal: 2, DisksFailed: 1, DisksDown: 0, DisksSpare: 2, BlocksTotal: 4190208, BlocksSynced: 0, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdb2", "sdc2", "sdc3", "hda", "ssdc2"}},
"md12": {Name: "md12", Type: "raid0", ActivityState: "active", DisksActive: 2, DisksTotal: 2, DisksSpare: 0, DisksDown: 0, DisksFailed: 0, BlocksTotal: 3886394368, BlocksSynced: 3886394368, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdc2", "sdd2"}},
"md120": {Name: "md120", Type: "", ActivityState: "active", DisksActive: 2, DisksTotal: 2, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 2095104, BlocksSynced: 2095104, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sda1", "sdb1"}},
"md126": {Name: "md126", Type: "raid0", ActivityState: "active", DisksActive: 2, DisksTotal: 2, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 1855870976, BlocksSynced: 1855870976, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdb", "sdc"}},
"md219": {Name: "md219", Type: "", ActivityState: "inactive", DisksTotal: 0, DisksFailed: 0, DisksActive: 0, DisksDown: 0, DisksSpare: 3, BlocksTotal: 7932, BlocksSynced: 7932, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdc", "sda"}},
"md00": {Name: "md00", Type: "raid0", ActivityState: "active", DisksActive: 1, DisksTotal: 1, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 4186624, BlocksSynced: 4186624, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"xvdb"}},
"md101": {Name: "md101", Type: "raid0", ActivityState: "active", DisksActive: 3, DisksTotal: 3, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 322560, BlocksSynced: 322560, BlocksSyncedPct: 0, BlocksSyncedFinishTime: 0, BlocksSyncedSpeed: 0, Devices: []string{"sdb", "sdd", "sdc"}},
"md201": {Name: "md201", Type: "raid1", ActivityState: "checking", DisksActive: 2, DisksTotal: 2, DisksFailed: 0, DisksDown: 0, DisksSpare: 0, BlocksTotal: 1993728, BlocksSynced: 114176, BlocksSyncedPct: 5.7, BlocksSyncedFinishTime: 0.2, BlocksSyncedSpeed: 114176, Devices: []string{"sda3", "sdb3"}},
}

if want, have := len(refs), len(mdStats); want != have {
Expand Down

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