Branch data Line data Source code
1 : : /* SPDX-License-Identifier: LGPL-2.1+ */
2 : :
3 : : #include <stdio.h>
4 : :
5 : : #include "alloc-util.h"
6 : : #include "fstab-util.h"
7 : : #include "log.h"
8 : : #include "string-util.h"
9 : :
10 : : /*
11 : : int fstab_filter_options(const char *opts, const char *names,
12 : : const char **namefound, char **value, char **filtered);
13 : : */
14 : :
15 : 140 : static void do_fstab_filter_options(const char *opts,
16 : : const char *remove,
17 : : int r_expected,
18 : : const char *name_expected,
19 : : const char *value_expected,
20 : : const char *filtered_expected) {
21 : :
22 : : int r;
23 : : const char *name;
24 : 140 : _cleanup_free_ char *value, *filtered;
25 : :
26 : 140 : r = fstab_filter_options(opts, remove, &name, &value, &filtered);
27 [ + - + + ]: 140 : log_info("\"%s\" → %d, \"%s\", \"%s\", \"%s\", expected %d, \"%s\", \"%s\", \"%s\"",
28 : : opts, r, name, value, filtered,
29 : : r_expected, name_expected, value_expected, filtered_expected ?: opts);
30 [ - + ]: 140 : assert_se(r == r_expected);
31 [ - + ]: 140 : assert_se(streq_ptr(name, name_expected));
32 [ - + ]: 140 : assert_se(streq_ptr(value, value_expected));
33 [ + + - + ]: 140 : assert_se(streq_ptr(filtered, filtered_expected ?: opts));
34 : :
35 : : /* also test the malloc-less mode */
36 : 140 : r = fstab_filter_options(opts, remove, &name, NULL, NULL);
37 [ + - ]: 140 : log_info("\"%s\" → %d, \"%s\", expected %d, \"%s\"",
38 : : opts, r, name,
39 : : r_expected, name_expected);
40 [ - + ]: 140 : assert_se(r == r_expected);
41 [ - + ]: 140 : assert_se(streq_ptr(name, name_expected));
42 : 140 : }
43 : :
44 : 4 : static void test_fstab_filter_options(void) {
45 : 4 : do_fstab_filter_options("opt=0", "opt\0x-opt\0", 1, "opt", "0", "");
46 : 4 : do_fstab_filter_options("opt=0", "x-opt\0opt\0", 1, "opt", "0", "");
47 : 4 : do_fstab_filter_options("opt", "opt\0x-opt\0", 1, "opt", NULL, "");
48 : 4 : do_fstab_filter_options("opt", "x-opt\0opt\0", 1, "opt", NULL, "");
49 : 4 : do_fstab_filter_options("x-opt", "x-opt\0opt\0", 1, "x-opt", NULL, "");
50 : :
51 : 4 : do_fstab_filter_options("opt=0,other", "opt\0x-opt\0", 1, "opt", "0", "other");
52 : 4 : do_fstab_filter_options("opt=0,other", "x-opt\0opt\0", 1, "opt", "0", "other");
53 : 4 : do_fstab_filter_options("opt,other", "opt\0x-opt\0", 1, "opt", NULL, "other");
54 : 4 : do_fstab_filter_options("opt,other", "x-opt\0opt\0", 1, "opt", NULL, "other");
55 : 4 : do_fstab_filter_options("x-opt,other", "opt\0x-opt\0", 1, "x-opt", NULL, "other");
56 : :
57 : 4 : do_fstab_filter_options("opto=0,other", "opt\0x-opt\0", 0, NULL, NULL, NULL);
58 : 4 : do_fstab_filter_options("opto,other", "opt\0x-opt\0", 0, NULL, NULL, NULL);
59 : 4 : do_fstab_filter_options("x-opto,other", "opt\0x-opt\0", 0, NULL, NULL, NULL);
60 : :
61 : 4 : do_fstab_filter_options("first,opt=0", "opt\0x-opt\0", 1, "opt", "0", "first");
62 : 4 : do_fstab_filter_options("first=1,opt=0", "opt\0x-opt\0", 1, "opt", "0", "first=1");
63 : 4 : do_fstab_filter_options("first,opt=", "opt\0x-opt\0", 1, "opt", "", "first");
64 : 4 : do_fstab_filter_options("first=1,opt", "opt\0x-opt\0", 1, "opt", NULL, "first=1");
65 : 4 : do_fstab_filter_options("first=1,x-opt", "opt\0x-opt\0", 1, "x-opt", NULL, "first=1");
66 : :
67 : 4 : do_fstab_filter_options("first,opt=0,last=1", "opt\0x-opt\0", 1, "opt", "0", "first,last=1");
68 : 4 : do_fstab_filter_options("first=1,opt=0,last=2", "x-opt\0opt\0", 1, "opt", "0", "first=1,last=2");
69 : 4 : do_fstab_filter_options("first,opt,last", "opt\0", 1, "opt", NULL, "first,last");
70 : 4 : do_fstab_filter_options("first=1,opt,last", "x-opt\0opt\0", 1, "opt", NULL, "first=1,last");
71 : 4 : do_fstab_filter_options("first=,opt,last", "opt\0noopt\0", 1, "opt", NULL, "first=,last");
72 : :
73 : : /* check repeated options */
74 : 4 : do_fstab_filter_options("first,opt=0,noopt=1,last=1", "opt\0noopt\0", 1, "noopt", "1", "first,last=1");
75 : 4 : do_fstab_filter_options("first=1,opt=0,last=2,opt=1", "opt\0", 1, "opt", "1", "first=1,last=2");
76 : 4 : do_fstab_filter_options("x-opt=0,x-opt=1", "opt\0x-opt\0", 1, "x-opt", "1", "");
77 : 4 : do_fstab_filter_options("opt=0,x-opt=1", "opt\0x-opt\0", 1, "x-opt", "1", "");
78 : :
79 : : /* check that semicolons are not misinterpreted */
80 : 4 : do_fstab_filter_options("opt=0;", "opt\0", 1, "opt", "0;", "");
81 : 4 : do_fstab_filter_options("opt;=0", "x-opt\0opt\0noopt\0x-noopt\0", 0, NULL, NULL, NULL);
82 : 4 : do_fstab_filter_options("opt;", "opt\0x-opt\0", 0, NULL, NULL, NULL);
83 : :
84 : : /* check that spaces are not misinterpreted */
85 : 4 : do_fstab_filter_options("opt=0 ", "opt\0", 1, "opt", "0 ", "");
86 : 4 : do_fstab_filter_options("opt =0", "x-opt\0opt\0noopt\0x-noopt\0", 0, NULL, NULL, NULL);
87 : 4 : do_fstab_filter_options(" opt ", "opt\0x-opt\0", 0, NULL, NULL, NULL);
88 : :
89 : : /* check function will NULL args */
90 : 4 : do_fstab_filter_options(NULL, "opt\0", 0, NULL, NULL, "");
91 : 4 : do_fstab_filter_options("", "opt\0", 0, NULL, NULL, "");
92 : 4 : }
93 : :
94 : 4 : static void test_fstab_find_pri(void) {
95 : 4 : int pri = -1;
96 : :
97 [ - + ]: 4 : assert_se(fstab_find_pri("pri", &pri) == 0);
98 [ - + ]: 4 : assert_se(pri == -1);
99 : :
100 [ - + ]: 4 : assert_se(fstab_find_pri("pri=11", &pri) == 1);
101 [ - + ]: 4 : assert_se(pri == 11);
102 : :
103 [ - + ]: 4 : assert_se(fstab_find_pri("opt,pri=12,opt", &pri) == 1);
104 [ - + ]: 4 : assert_se(pri == 12);
105 : :
106 [ - + ]: 4 : assert_se(fstab_find_pri("opt,opt,pri=12,pri=13", &pri) == 1);
107 [ - + ]: 4 : assert_se(pri == 13);
108 : 4 : }
109 : :
110 : 4 : static void test_fstab_yes_no_option(void) {
111 [ - + ]: 4 : assert_se(fstab_test_yes_no_option("nofail,fail,nofail", "nofail\0fail\0") == true);
112 [ - + ]: 4 : assert_se(fstab_test_yes_no_option("nofail,nofail,fail", "nofail\0fail\0") == false);
113 [ - + ]: 4 : assert_se(fstab_test_yes_no_option("abc,cde,afail", "nofail\0fail\0") == false);
114 [ - + ]: 4 : assert_se(fstab_test_yes_no_option("nofail,fail=0,nofail=0", "nofail\0fail\0") == true);
115 [ - + ]: 4 : assert_se(fstab_test_yes_no_option("nofail,nofail=0,fail=0", "nofail\0fail\0") == false);
116 : 4 : }
117 : :
118 : 4 : static void test_fstab_node_to_udev_node(void) {
119 : : char *n;
120 : :
121 : 4 : n = fstab_node_to_udev_node("LABEL=applé/jack");
122 : 4 : puts(n);
123 [ - + ]: 4 : assert_se(streq(n, "/dev/disk/by-label/applé\\x2fjack"));
124 : 4 : free(n);
125 : :
126 : 4 : n = fstab_node_to_udev_node("PARTLABEL=pinkié pie");
127 : 4 : puts(n);
128 [ - + ]: 4 : assert_se(streq(n, "/dev/disk/by-partlabel/pinkié\\x20pie"));
129 : 4 : free(n);
130 : :
131 : 4 : n = fstab_node_to_udev_node("UUID=037b9d94-148e-4ee4-8d38-67bfe15bb535");
132 : 4 : puts(n);
133 [ - + ]: 4 : assert_se(streq(n, "/dev/disk/by-uuid/037b9d94-148e-4ee4-8d38-67bfe15bb535"));
134 : 4 : free(n);
135 : :
136 : 4 : n = fstab_node_to_udev_node("PARTUUID=037b9d94-148e-4ee4-8d38-67bfe15bb535");
137 : 4 : puts(n);
138 [ - + ]: 4 : assert_se(streq(n, "/dev/disk/by-partuuid/037b9d94-148e-4ee4-8d38-67bfe15bb535"));
139 : 4 : free(n);
140 : :
141 : 4 : n = fstab_node_to_udev_node("PONIES=awesome");
142 : 4 : puts(n);
143 [ - + ]: 4 : assert_se(streq(n, "PONIES=awesome"));
144 : 4 : free(n);
145 : :
146 : 4 : n = fstab_node_to_udev_node("/dev/xda1");
147 : 4 : puts(n);
148 [ - + ]: 4 : assert_se(streq(n, "/dev/xda1"));
149 : 4 : free(n);
150 : 4 : }
151 : :
152 : 4 : int main(void) {
153 : 4 : test_fstab_filter_options();
154 : 4 : test_fstab_find_pri();
155 : 4 : test_fstab_yes_no_option();
156 : 4 : test_fstab_node_to_udev_node();
157 : :
158 : 4 : return 0;
159 : : }
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