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git.ipfire.org Git - thirdparty/systemd.git/blob - src/test/test-user-util.c
1 /* SPDX-License-Identifier: LGPL-2.1+ */
3 #include "alloc-util.h"
4 #include "format-util.h"
8 #include "string-util.h"
11 static void test_uid_to_name_one(uid_t uid
, const char *name
) {
12 _cleanup_free_
char *t
= NULL
;
14 log_info("/* %s("UID_FMT
", \"%s\") */", __func__
, uid
, name
);
16 assert_se(t
= uid_to_name(uid
));
17 if (!synthesize_nobody() && streq(name
, NOBODY_USER_NAME
)) {
18 log_info("(skipping detailed tests because nobody is not synthesized)");
21 assert_se(streq_ptr(t
, name
));
24 static void test_gid_to_name_one(gid_t gid
, const char *name
) {
25 _cleanup_free_
char *t
= NULL
;
27 log_info("/* %s("GID_FMT
", \"%s\") */", __func__
, gid
, name
);
29 assert_se(t
= gid_to_name(gid
));
30 if (!synthesize_nobody() && streq(name
, NOBODY_GROUP_NAME
)) {
31 log_info("(skipping detailed tests because nobody is not synthesized)");
34 assert_se(streq_ptr(t
, name
));
37 static void test_parse_uid(void) {
41 log_info("/* %s */", __func__
);
43 r
= parse_uid("100", &uid
);
45 assert_se(uid
== 100);
47 r
= parse_uid("65535", &uid
);
48 assert_se(r
== -ENXIO
);
50 r
= parse_uid("asdsdas", &uid
);
51 assert_se(r
== -EINVAL
);
54 static void test_uid_ptr(void) {
55 log_info("/* %s */", __func__
);
57 assert_se(UID_TO_PTR(0) != NULL
);
58 assert_se(UID_TO_PTR(1000) != NULL
);
60 assert_se(PTR_TO_UID(UID_TO_PTR(0)) == 0);
61 assert_se(PTR_TO_UID(UID_TO_PTR(1000)) == 1000);
64 static void test_valid_user_group_name(void) {
65 log_info("/* %s */", __func__
);
67 assert_se(!valid_user_group_name(NULL
));
68 assert_se(!valid_user_group_name(""));
69 assert_se(!valid_user_group_name("1"));
70 assert_se(!valid_user_group_name("65535"));
71 assert_se(!valid_user_group_name("-1"));
72 assert_se(!valid_user_group_name("-kkk"));
73 assert_se(!valid_user_group_name("rööt"));
74 assert_se(!valid_user_group_name("."));
75 assert_se(!valid_user_group_name("eff.eff"));
76 assert_se(!valid_user_group_name("foo\nbar"));
77 assert_se(!valid_user_group_name("0123456789012345678901234567890123456789"));
78 assert_se(!valid_user_group_name_or_id("aaa:bbb"));
80 assert_se(valid_user_group_name("root"));
81 assert_se(valid_user_group_name("lennart"));
82 assert_se(valid_user_group_name("LENNART"));
83 assert_se(valid_user_group_name("_kkk"));
84 assert_se(valid_user_group_name("kkk-"));
85 assert_se(valid_user_group_name("kk-k"));
87 assert_se(valid_user_group_name("some5"));
88 assert_se(!valid_user_group_name("5some"));
89 assert_se(valid_user_group_name("INNER5NUMBER"));
92 static void test_valid_user_group_name_or_id(void) {
93 log_info("/* %s */", __func__
);
95 assert_se(!valid_user_group_name_or_id(NULL
));
96 assert_se(!valid_user_group_name_or_id(""));
97 assert_se(valid_user_group_name_or_id("0"));
98 assert_se(valid_user_group_name_or_id("1"));
99 assert_se(valid_user_group_name_or_id("65534"));
100 assert_se(!valid_user_group_name_or_id("65535"));
101 assert_se(valid_user_group_name_or_id("65536"));
102 assert_se(!valid_user_group_name_or_id("-1"));
103 assert_se(!valid_user_group_name_or_id("-kkk"));
104 assert_se(!valid_user_group_name_or_id("rööt"));
105 assert_se(!valid_user_group_name_or_id("."));
106 assert_se(!valid_user_group_name_or_id("eff.eff"));
107 assert_se(!valid_user_group_name_or_id("foo\nbar"));
108 assert_se(!valid_user_group_name_or_id("0123456789012345678901234567890123456789"));
109 assert_se(!valid_user_group_name_or_id("aaa:bbb"));
111 assert_se(valid_user_group_name_or_id("root"));
112 assert_se(valid_user_group_name_or_id("lennart"));
113 assert_se(valid_user_group_name_or_id("LENNART"));
114 assert_se(valid_user_group_name_or_id("_kkk"));
115 assert_se(valid_user_group_name_or_id("kkk-"));
116 assert_se(valid_user_group_name_or_id("kk-k"));
118 assert_se(valid_user_group_name_or_id("some5"));
119 assert_se(!valid_user_group_name_or_id("5some"));
120 assert_se(valid_user_group_name_or_id("INNER5NUMBER"));
123 static void test_valid_gecos(void) {
124 log_info("/* %s */", __func__
);
126 assert_se(!valid_gecos(NULL
));
127 assert_se(valid_gecos(""));
128 assert_se(valid_gecos("test"));
129 assert_se(valid_gecos("Ümläüt"));
130 assert_se(!valid_gecos("In\nvalid"));
131 assert_se(!valid_gecos("In:valid"));
134 static void test_valid_home(void) {
135 log_info("/* %s */", __func__
);
137 assert_se(!valid_home(NULL
));
138 assert_se(!valid_home(""));
139 assert_se(!valid_home("."));
140 assert_se(!valid_home("/home/.."));
141 assert_se(!valid_home("/home/../"));
142 assert_se(!valid_home("/home\n/foo"));
143 assert_se(!valid_home("./piep"));
144 assert_se(!valid_home("piep"));
145 assert_se(!valid_home("/home/user:lennart"));
147 assert_se(valid_home("/"));
148 assert_se(valid_home("/home"));
149 assert_se(valid_home("/home/foo"));
152 static void test_get_user_creds_one(const char *id
, const char *name
, uid_t uid
, gid_t gid
, const char *home
, const char *shell
) {
153 const char *rhome
= NULL
;
154 const char *rshell
= NULL
;
155 uid_t ruid
= UID_INVALID
;
156 gid_t rgid
= GID_INVALID
;
159 log_info("/* %s(\"%s\", \"%s\", "UID_FMT
", "GID_FMT
", \"%s\", \"%s\") */",
160 __func__
, id
, name
, uid
, gid
, home
, shell
);
162 r
= get_user_creds(&id
, &ruid
, &rgid
, &rhome
, &rshell
, 0);
163 log_info_errno(r
, "got \"%s\", "UID_FMT
", "GID_FMT
", \"%s\", \"%s\": %m",
164 id
, ruid
, rgid
, strnull(rhome
), strnull(rshell
));
165 if (!synthesize_nobody() && streq(name
, NOBODY_USER_NAME
)) {
166 log_info("(skipping detailed tests because nobody is not synthesized)");
170 assert_se(streq_ptr(id
, name
));
171 assert_se(ruid
== uid
);
172 assert_se(rgid
== gid
);
173 assert_se(path_equal(rhome
, home
));
174 assert_se(path_equal(rshell
, shell
));
177 static void test_get_group_creds_one(const char *id
, const char *name
, gid_t gid
) {
178 gid_t rgid
= GID_INVALID
;
181 log_info("/* %s(\"%s\", \"%s\", "GID_FMT
") */", __func__
, id
, name
, gid
);
183 r
= get_group_creds(&id
, &rgid
, 0);
184 log_info_errno(r
, "got \"%s\", "GID_FMT
": %m", id
, rgid
);
185 if (!synthesize_nobody() && streq(name
, NOBODY_GROUP_NAME
)) {
186 log_info("(skipping detailed tests because nobody is not synthesized)");
190 assert_se(streq_ptr(id
, name
));
191 assert_se(rgid
== gid
);
194 int main(int argc
, char *argv
[]) {
195 test_uid_to_name_one(0, "root");
196 test_uid_to_name_one(UID_NOBODY
, NOBODY_USER_NAME
);
197 test_uid_to_name_one(0xFFFF, "65535");
198 test_uid_to_name_one(0xFFFFFFFF, "4294967295");
200 test_gid_to_name_one(0, "root");
201 test_gid_to_name_one(GID_NOBODY
, NOBODY_GROUP_NAME
);
202 test_gid_to_name_one(TTY_GID
, "tty");
203 test_gid_to_name_one(0xFFFF, "65535");
204 test_gid_to_name_one(0xFFFFFFFF, "4294967295");
206 test_get_user_creds_one("root", "root", 0, 0, "/root", "/bin/sh");
207 test_get_user_creds_one("0", "root", 0, 0, "/root", "/bin/sh");
208 test_get_user_creds_one(NOBODY_USER_NAME
, NOBODY_USER_NAME
, UID_NOBODY
, GID_NOBODY
, "/", "/sbin/nologin");
209 test_get_user_creds_one("65534", NOBODY_USER_NAME
, UID_NOBODY
, GID_NOBODY
, "/", "/sbin/nologin");
211 test_get_group_creds_one("root", "root", 0);
212 test_get_group_creds_one("0", "root", 0);
213 test_get_group_creds_one(NOBODY_GROUP_NAME
, NOBODY_GROUP_NAME
, GID_NOBODY
);
214 test_get_group_creds_one("65534", NOBODY_GROUP_NAME
, GID_NOBODY
);
219 test_valid_user_group_name();
220 test_valid_user_group_name_or_id();