@samitouri / QOSAMI-WSL-2
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1 /*++
2
3 Copyright (c) Microsoft. All rights reserved.
4
5 Module Name:
6
7 fstab.c
8
9 Abstract:
10
11 This file contains tests for fstab mounting.
12
13 --*/
14
15 #include "lxtcommon.h"
16 #include "unittests.h"
17 #include <libmount/libmount.h>
18
19 #define LXT_NAME "fstab"
20
21 LXT_VARIATION_HANDLER FsTabTestMount;
22
23 static const LXT_VARIATION g_LxtVariations[] = {{"FsTab - DrvFs mounted through fstab", FsTabTestMount}};
24
25 int FstabTestEntry(int Argc, char* Argv[])
26
27 /*++
28
29 Routine Description:
30
31 This routine main entry point for the wslpath tests.
32
33 Arguments:
34
35 Argc - Supplies the number of command line arguments.
36
37 Argv - Supplies the command line arguments.
38
39 Return Value:
40
41 Returns 0 on success, -1 on failure.
42
43 --*/
44
45 {
46
47 LXT_ARGS Args;
48 int Result;
49
50 LxtCheckResult(LxtInitialize(Argc, Argv, &Args, LXT_NAME));
51 LxtCheckResult(LxtRunVariations(&Args, g_LxtVariations, LXT_COUNT_OF(g_LxtVariations)));
52
53 ErrorExit:
54 LxtUninitialize();
55 return !LXT_SUCCESS(Result);
56 }
57
58 int FsTabTestMount(PLXT_ARGS Args)
59
60 /*++
61
62 Description:
63
64 This routine tests whether fstab mounting was performed correctly.
65
66 N.B. This test should be run after changing the /etc/fstab file and
67 restarting the instance.
68
69 Arguments:
70
71 Args - Supplies the command line arguments.
72
73 Return Value:
74
75 Returns 0 on success, -1 on failure.
76
77 --*/
78
79 {
80
81 struct libmnt_fs* FileSystem;
82 bool Found;
83 const char* FsType;
84 struct libmnt_iter* Iterator;
85 const char* Options;
86 int Result;
87 const char* Source;
88 struct libmnt_table* Table;
89
90 Iterator = NULL;
91 Table = mnt_new_table_from_file("/proc/self/mountinfo");
92 LxtCheckNotEqual(Table, NULL, "%p");
93 Iterator = mnt_new_iter(MNT_ITER_FORWARD);
94 LxtCheckNotEqual(Iterator, NULL, "%p");
95 Found = false;
96 while (mnt_table_next_fs(Table, Iterator, &FileSystem) == 0)
97 {
98 FsType = mnt_fs_get_fstype(FileSystem);
99 Options = mnt_fs_get_fs_options(FileSystem);
100
101 //
102 // Check that there is only one mount for C: (or any variation therefore, like C:\ or c:),
103 // and that its mount uses the exact options specified in fstab.
104 //
105
106 if (strcmp(FsType, "9p") == 0)
107 {
108 if (strcasestr(Options, "aname=drvfs;path=C:") != NULL)
109 {
110 LxtCheckTrue(!Found);
111 LxtCheckNotEqual(strstr(Options, "aname=drvfs;path=C:\\;metadata;"), NULL, "%p");
112 Found = true;
113 }
114 }
115 else if (strcmp(FsType, "drvfs") == 0)
116 {
117 Source = mnt_fs_get_source(FileSystem);
118 if (strcasestr(Source, "C:") == Source)
119 {
120 LxtCheckTrue(!Found);
121 LxtCheckStringEqual(Source, "C:\\");
122 LxtCheckStringEqual(Options, "rw,metadata,case=off");
123 Found = true;
124 }
125 }
126 else if (strcmp(FsType, "virtiofs") == 0)
127 {
128 Source = mnt_fs_get_source(FileSystem);
129 if (strcasestr(Source, "drvfsaC") == Source)
130 {
131 LxtCheckTrue(!Found);
132 LxtCheckStringEqual(Options, "rw");
133 Found = true;
134 }
135 }
136 }
137
138 LxtCheckTrue(Found);
139
140 ErrorExit:
141 if (Iterator != NULL)
142 {
143 mnt_free_iter(Iterator);
144 }
145
146 if (Table != NULL)
147 {
148 mnt_free_table(Table);
149 }
150
151 return Result;
152 }