]>
git.ipfire.org Git - thirdparty/systemd.git/blob - src/test/test-process-util.c
2 This file is part of systemd.
4 Copyright 2010 Lennart Poettering
5 Copyright 2013 Thomas H.P. Andersen
7 systemd is free software; you can redistribute it and/or modify it
8 under the terms of the GNU Lesser General Public License as published by
9 the Free Software Foundation; either version 2.1 of the License, or
10 (at your option) any later version.
12 systemd is distributed in the hope that it will be useful, but
13 WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 Lesser General Public License for more details.
17 You should have received a copy of the GNU Lesser General Public License
18 along with systemd; If not, see <http://www.gnu.org/licenses/>.
21 #include <sys/personality.h>
23 #include <sys/types.h>
27 #include "alloc-util.h"
28 #include "architecture.h"
31 #include "process-util.h"
32 #include "string-util.h"
33 #include "terminal-util.h"
37 static void test_get_process_comm(void) {
39 _cleanup_free_
char *a
= NULL
, *c
= NULL
, *d
= NULL
, *f
= NULL
, *i
= NULL
, *cwd
= NULL
, *root
= NULL
;
40 _cleanup_free_
char *env
= NULL
;
48 if (stat("/proc/1/comm", &st
) == 0) {
49 assert_se(get_process_comm(1, &a
) >= 0);
50 log_info("pid1 comm: '%s'", a
);
52 log_warning("/proc/1/comm does not exist.");
54 assert_se(get_process_cmdline(1, 0, true, &c
) >= 0);
55 log_info("pid1 cmdline: '%s'", c
);
57 assert_se(get_process_cmdline(1, 8, false, &d
) >= 0);
58 log_info("pid1 cmdline truncated: '%s'", d
);
60 assert_se(get_process_ppid(1, &e
) >= 0);
61 log_info("pid1 ppid: "PID_FMT
, e
);
64 assert_se(is_kernel_thread(1) == 0);
66 r
= get_process_exe(1, &f
);
67 assert_se(r
>= 0 || r
== -EACCES
);
68 log_info("pid1 exe: '%s'", strna(f
));
70 assert_se(get_process_uid(1, &u
) == 0);
71 log_info("pid1 uid: "UID_FMT
, u
);
74 assert_se(get_process_gid(1, &g
) == 0);
75 log_info("pid1 gid: "GID_FMT
, g
);
80 r
= get_process_cwd(me
, &cwd
);
81 assert_se(r
>= 0 || r
== -EACCES
);
82 log_info("pid1 cwd: '%s'", cwd
);
84 r
= get_process_root(me
, &root
);
85 assert_se(r
>= 0 || r
== -EACCES
);
86 log_info("pid1 root: '%s'", root
);
88 r
= get_process_environ(me
, &env
);
89 assert_se(r
>= 0 || r
== -EACCES
);
90 log_info("self strlen(environ): '%zu'", strlen(env
));
92 if (!detect_container())
93 assert_se(get_ctty_devnr(1, &h
) == -ENXIO
);
95 getenv_for_pid(1, "PATH", &i
);
96 log_info("pid1 $PATH: '%s'", strna(i
));
99 static void test_pid_is_unwaited(void) {
109 waitpid(pid
, &status
, 0);
110 assert_se(!pid_is_unwaited(pid
));
112 assert_se(pid_is_unwaited(getpid()));
113 assert_se(!pid_is_unwaited(-1));
116 static void test_pid_is_alive(void) {
126 waitpid(pid
, &status
, 0);
127 assert_se(!pid_is_alive(pid
));
129 assert_se(pid_is_alive(getpid()));
130 assert_se(!pid_is_alive(-1));
133 static void test_personality(void) {
135 assert_se(personality_to_string(PER_LINUX
));
136 assert_se(!personality_to_string(PERSONALITY_INVALID
));
138 assert_se(streq(personality_to_string(PER_LINUX
), architecture_to_string(native_architecture())));
140 assert_se(personality_from_string(personality_to_string(PER_LINUX
)) == PER_LINUX
);
141 assert_se(personality_from_string(architecture_to_string(native_architecture())) == PER_LINUX
);
144 assert_se(streq_ptr(personality_to_string(PER_LINUX
), "x86-64"));
145 assert_se(streq_ptr(personality_to_string(PER_LINUX32
), "x86"));
147 assert_se(personality_from_string("x86-64") == PER_LINUX
);
148 assert_se(personality_from_string("x86") == PER_LINUX32
);
149 assert_se(personality_from_string("ia64") == PERSONALITY_INVALID
);
150 assert_se(personality_from_string(NULL
) == PERSONALITY_INVALID
);
152 assert_se(personality_from_string(personality_to_string(PER_LINUX32
)) == PER_LINUX32
);
156 int main(int argc
, char *argv
[]) {
157 log_parse_environment();
160 test_get_process_comm();
161 test_pid_is_unwaited();