parse_nfs_test.go

Documentation: github.com/prometheus/procfs/nfs

     1  // Copyright 2018 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  package nfs_test
    15  
    16  import (
    17  	"reflect"
    18  	"strings"
    19  	"testing"
    20  
    21  	"github.com/prometheus/procfs/nfs"
    22  )
    23  
    24  func TestNewNFSClientRPCStats(t *testing.T) {
    25  	tests := []struct {
    26  		name    string
    27  		content string
    28  		stats   *nfs.ClientRPCStats
    29  		invalid bool
    30  	}{
    31  		{
    32  			name:    "invalid file",
    33  			content: "invalid",
    34  			invalid: true,
    35  		}, {
    36  			name: "good old kernel version file",
    37  			content: `net 70 70 69 45
    38  rpc 1218785755 374636 1218815394
    39  proc2 18 16 57 74 52 71 73 45 86 0 52 83 61 17 53 50 23 70 82
    40  proc3 22 0 1061909262 48906 4077635 117661341 5 29391916 2570425 2993289 590 0 0 7815 15 1130 0 3983 92385 13332 2 1 23729
    41  proc4 48 98 51 54 83 85 23 24 1 28 73 68 83 12 84 39 68 59 58 88 29 74 69 96 21 84 15 53 86 54 66 56 97 36 49 32 85 81 11 58 32 67 13 28 35 90 1 26 1337
    42  `,
    43  			stats: &nfs.ClientRPCStats{
    44  				Network: nfs.Network{
    45  					NetCount:   70,
    46  					UDPCount:   70,
    47  					TCPCount:   69,
    48  					TCPConnect: 45,
    49  				},
    50  				ClientRPC: nfs.ClientRPC{
    51  					RPCCount:        1218785755,
    52  					Retransmissions: 374636,
    53  					AuthRefreshes:   1218815394,
    54  				},
    55  				V2Stats: nfs.V2Stats{
    56  					Null:     16,
    57  					GetAttr:  57,
    58  					SetAttr:  74,
    59  					Root:     52,
    60  					Lookup:   71,
    61  					ReadLink: 73,
    62  					Read:     45,
    63  					WrCache:  86,
    64  					Write:    0,
    65  					Create:   52,
    66  					Remove:   83,
    67  					Rename:   61,
    68  					Link:     17,
    69  					SymLink:  53,
    70  					MkDir:    50,
    71  					RmDir:    23,
    72  					ReadDir:  70,
    73  					FsStat:   82,
    74  				},
    75  				V3Stats: nfs.V3Stats{
    76  					Null:        0,
    77  					GetAttr:     1061909262,
    78  					SetAttr:     48906,
    79  					Lookup:      4077635,
    80  					Access:      117661341,
    81  					ReadLink:    5,
    82  					Read:        29391916,
    83  					Write:       2570425,
    84  					Create:      2993289,
    85  					MkDir:       590,
    86  					SymLink:     0,
    87  					MkNod:       0,
    88  					Remove:      7815,
    89  					RmDir:       15,
    90  					Rename:      1130,
    91  					Link:        0,
    92  					ReadDir:     3983,
    93  					ReadDirPlus: 92385,
    94  					FsStat:      13332,
    95  					FsInfo:      2,
    96  					PathConf:    1,
    97  					Commit:      23729},
    98  				ClientV4Stats: nfs.ClientV4Stats{
    99  					Null:               98,
   100  					Read:               51,
   101  					Write:              54,
   102  					Commit:             83,
   103  					Open:               85,
   104  					OpenConfirm:        23,
   105  					OpenNoattr:         24,
   106  					OpenDowngrade:      1,
   107  					Close:              28,
   108  					Setattr:            73,
   109  					FsInfo:             68,
   110  					Renew:              83,
   111  					SetClientID:        12,
   112  					SetClientIDConfirm: 84,
   113  					Lock:               39,
   114  					Lockt:              68,
   115  					Locku:              59,
   116  					Access:             58,
   117  					Getattr:            88,
   118  					Lookup:             29,
   119  					LookupRoot:         74,
   120  					Remove:             69,
   121  					Rename:             96,
   122  					Link:               21,
   123  					Symlink:            84,
   124  					Create:             15,
   125  					Pathconf:           53,
   126  					StatFs:             86,
   127  					ReadLink:           54,
   128  					ReadDir:            66,
   129  					ServerCaps:         56,
   130  					DelegReturn:        97,
   131  					GetACL:             36,
   132  					SetACL:             49,
   133  					FsLocations:        32,
   134  					ReleaseLockowner:   85,
   135  					Secinfo:            81,
   136  					FsidPresent:        11,
   137  					ExchangeID:         58,
   138  					CreateSession:      32,
   139  					DestroySession:     67,
   140  					Sequence:           13,
   141  					GetLeaseTime:       28,
   142  					ReclaimComplete:    35,
   143  					LayoutGet:          90,
   144  					GetDeviceInfo:      1,
   145  					LayoutCommit:       26,
   146  					LayoutReturn:       1337,
   147  					SecinfoNoName:      0,
   148  					TestStateID:        0,
   149  					FreeStateID:        0,
   150  					GetDeviceList:      0,
   151  					BindConnToSession:  0,
   152  					DestroyClientID:    0,
   153  					Seek:               0,
   154  					Allocate:           0,
   155  					DeAllocate:         0,
   156  					LayoutStats:        0,
   157  					Clone:              0,
   158  				},
   159  			},
   160  		}, {
   161  			name: "good file",
   162  			content: `net 18628 0 18628 6
   163  rpc 4329785 0 4338291
   164  proc2 18 2 69 0 0 4410 0 0 0 0 0 0 0 0 0 0 0 99 2
   165  proc3 22 1 4084749 29200 94754 32580 186 47747 7981 8639 0 6356 0 6962 0 7958 0 0 241 4 4 2 39
   166  proc4 61 1 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
   167  `,
   168  			stats: &nfs.ClientRPCStats{
   169  				Network: nfs.Network{
   170  					NetCount:   18628,
   171  					UDPCount:   0,
   172  					TCPCount:   18628,
   173  					TCPConnect: 6,
   174  				},
   175  				ClientRPC: nfs.ClientRPC{
   176  					RPCCount:        4329785,
   177  					Retransmissions: 0,
   178  					AuthRefreshes:   4338291,
   179  				},
   180  				V2Stats: nfs.V2Stats{
   181  					Null:     2,
   182  					GetAttr:  69,
   183  					SetAttr:  0,
   184  					Root:     0,
   185  					Lookup:   4410,
   186  					ReadLink: 0,
   187  					Read:     0,
   188  					WrCache:  0,
   189  					Write:    0,
   190  					Create:   0,
   191  					Remove:   0,
   192  					Rename:   0,
   193  					Link:     0,
   194  					SymLink:  0,
   195  					MkDir:    0,
   196  					RmDir:    0,
   197  					ReadDir:  99,
   198  					FsStat:   2,
   199  				},
   200  				V3Stats: nfs.V3Stats{
   201  					Null:        1,
   202  					GetAttr:     4084749,
   203  					SetAttr:     29200,
   204  					Lookup:      94754,
   205  					Access:      32580,
   206  					ReadLink:    186,
   207  					Read:        47747,
   208  					Write:       7981,
   209  					Create:      8639,
   210  					MkDir:       0,
   211  					SymLink:     6356,
   212  					MkNod:       0,
   213  					Remove:      6962,
   214  					RmDir:       0,
   215  					Rename:      7958,
   216  					Link:        0,
   217  					ReadDir:     0,
   218  					ReadDirPlus: 241,
   219  					FsStat:      4,
   220  					FsInfo:      4,
   221  					PathConf:    2,
   222  					Commit:      39,
   223  				},
   224  				ClientV4Stats: nfs.ClientV4Stats{
   225  					Null:               1,
   226  					Read:               0,
   227  					Write:              0,
   228  					Commit:             0,
   229  					Open:               0,
   230  					OpenConfirm:        0,
   231  					OpenNoattr:         0,
   232  					OpenDowngrade:      0,
   233  					Close:              0,
   234  					Setattr:            0,
   235  					FsInfo:             0,
   236  					Renew:              0,
   237  					SetClientID:        1,
   238  					SetClientIDConfirm: 1,
   239  					Lock:               0,
   240  					Lockt:              0,
   241  					Locku:              0,
   242  					Access:             0,
   243  					Getattr:            0,
   244  					Lookup:             0,
   245  					LookupRoot:         0,
   246  					Remove:             2,
   247  					Rename:             0,
   248  					Link:               0,
   249  					Symlink:            0,
   250  					Create:             0,
   251  					Pathconf:           0,
   252  					StatFs:             0,
   253  					ReadLink:           0,
   254  					ReadDir:            0,
   255  					ServerCaps:         0,
   256  					DelegReturn:        0,
   257  					GetACL:             0,
   258  					SetACL:             0,
   259  					FsLocations:        0,
   260  					ReleaseLockowner:   0,
   261  					Secinfo:            0,
   262  					FsidPresent:        0,
   263  					ExchangeID:         0,
   264  					CreateSession:      0,
   265  					DestroySession:     0,
   266  					Sequence:           0,
   267  					GetLeaseTime:       0,
   268  					ReclaimComplete:    0,
   269  					LayoutGet:          0,
   270  					GetDeviceInfo:      0,
   271  					LayoutCommit:       0,
   272  					LayoutReturn:       0,
   273  					SecinfoNoName:      0,
   274  					TestStateID:        0,
   275  					FreeStateID:        0,
   276  					GetDeviceList:      0,
   277  					BindConnToSession:  0,
   278  					DestroyClientID:    0,
   279  					Seek:               0,
   280  					Allocate:           0,
   281  					DeAllocate:         0,
   282  					LayoutStats:        0,
   283  					Clone:              0,
   284  				},
   285  			},
   286  		},
   287  	}
   288  
   289  	for _, tt := range tests {
   290  		t.Run(tt.name, func(t *testing.T) {
   291  			stats, err := nfs.ParseClientRPCStats(strings.NewReader(tt.content))
   292  
   293  			if tt.invalid && err == nil {
   294  				t.Fatal("expected an error, but none occurred")
   295  			}
   296  			if !tt.invalid && err != nil {
   297  				t.Fatalf("unexpected error: %v", err)
   298  			}
   299  
   300  			if want, have := tt.stats, stats; !reflect.DeepEqual(want, have) {
   301  				t.Fatalf("unexpected NFS stats:\nwant:\n%v\nhave:\n%v", want, have)
   302  			}
   303  		})
   304  	}
   305  }
   306
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