mdraid_test.go

Documentation: github.com/prometheus/procfs/sysfs

     1  // Copyright 2023 The Prometheus Authors
     2  // Licensed under the Apache License, Version 2.0 (the "License");
     3  // you may not use this file except in compliance with the License.
     4  // You may obtain a copy of the License at
     5  //
     6  // http://www.apache.org/licenses/LICENSE-2.0
     7  //
     8  // Unless required by applicable law or agreed to in writing, software
     9  // distributed under the License is distributed on an "AS IS" BASIS,
    10  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  //go:build linux
    15  // +build linux
    16  
    17  package sysfs
    18  
    19  import (
    20  	"testing"
    21  
    22  	"github.com/google/go-cmp/cmp"
    23  )
    24  
    25  func TestMdraidStats(t *testing.T) {
    26  	fs, err := NewFS(sysTestFixtures)
    27  	if err != nil {
    28  		t.Fatal(err)
    29  	}
    30  
    31  	got, err := fs.Mdraids()
    32  	if err != nil {
    33  		t.Fatal(err)
    34  	}
    35  
    36  	want := []Mdraid{
    37  		{
    38  			Device:          "md0",
    39  			Level:           "raid0",
    40  			ArrayState:      "clean",
    41  			MetadataVersion: "1.2",
    42  			Disks:           2,
    43  			Components: []MdraidComponent{
    44  				{Device: "sdg", State: "in_sync"},
    45  				{Device: "sdh", State: "in_sync"},
    46  			},
    47  			UUID:      "155f29ff-1716-4107-b362-52307ef86cac",
    48  			ChunkSize: 524288,
    49  		},
    50  		{
    51  			Device:          "md1",
    52  			Level:           "raid1",
    53  			ArrayState:      "clean",
    54  			MetadataVersion: "1.2",
    55  			Disks:           2,
    56  			Components: []MdraidComponent{
    57  				{Device: "sdi", State: "in_sync"},
    58  				{Device: "sdj", State: "in_sync"},
    59  			},
    60  			UUID:       "0fbf5f2c-add2-43c2-bd78-a4be3ab709ef",
    61  			SyncAction: "idle",
    62  		},
    63  		{
    64  			Device:          "md10",
    65  			Level:           "raid10",
    66  			ArrayState:      "clean",
    67  			MetadataVersion: "1.2",
    68  			Disks:           4,
    69  			Components: []MdraidComponent{
    70  				{Device: "sdu", State: "in_sync"},
    71  				{Device: "sdv", State: "in_sync"},
    72  				{Device: "sdw", State: "in_sync"},
    73  				{Device: "sdx", State: "in_sync"},
    74  			},
    75  			UUID:       "0c15f7e7-b159-4b1f-a5cd-a79b5c04b6f5",
    76  			ChunkSize:  524288,
    77  			SyncAction: "idle",
    78  		},
    79  		{
    80  			Device:          "md4",
    81  			Level:           "raid4",
    82  			ArrayState:      "clean",
    83  			MetadataVersion: "1.2",
    84  			Disks:           3,
    85  			Components: []MdraidComponent{
    86  				{Device: "sdk", State: "in_sync"},
    87  				{Device: "sdl", State: "in_sync"},
    88  				{Device: "sdm", State: "in_sync"},
    89  			},
    90  			UUID:       "67f415d5-2c0c-4b69-8e0d-7e20ef553457",
    91  			ChunkSize:  524288,
    92  			SyncAction: "idle",
    93  		},
    94  		{
    95  			Device:          "md5",
    96  			Level:           "raid5",
    97  			ArrayState:      "clean",
    98  			MetadataVersion: "1.2",
    99  			Disks:           3,
   100  			Components: []MdraidComponent{
   101  				{Device: "sdaa", State: "spare"},
   102  				{Device: "sdn", State: "in_sync"},
   103  				{Device: "sdo", State: "in_sync"},
   104  				{Device: "sdp", State: "faulty"},
   105  			},
   106  			UUID:          "7615b98d-f2ba-4d99-bee8-6202d8e130b9",
   107  			ChunkSize:     524288,
   108  			DegradedDisks: 1,
   109  			SyncAction:    "idle",
   110  		},
   111  		{
   112  			Device:          "md6",
   113  			Level:           "raid6",
   114  			ArrayState:      "active",
   115  			MetadataVersion: "1.2",
   116  			Disks:           4,
   117  			Components: []MdraidComponent{
   118  				{Device: "sdq", State: "in_sync"},
   119  				{Device: "sdr", State: "in_sync"},
   120  				{Device: "sds", State: "in_sync"},
   121  				{Device: "sdt", State: "spare"},
   122  			},
   123  			UUID:          "5f529b25-6efd-46e4-99a2-31f6f597be6b",
   124  			ChunkSize:     524288,
   125  			DegradedDisks: 1,
   126  			SyncAction:    "recover",
   127  			SyncCompleted: 0.7500458659491194,
   128  		},
   129  	}
   130  
   131  	if diff := cmp.Diff(want, got); diff != "" {
   132  		t.Fatalf("unexpected Mdraid (-want +got):\n%s", diff)
   133  	}
   134  }
   135
View as plain text