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-rw-r--r--src/test/test-nss.c4
-rw-r--r--src/test/test-process-util.c192
-rw-r--r--src/test/test-socket-util.c8
3 files changed, 197 insertions, 7 deletions
diff --git a/src/test/test-nss.c b/src/test/test-nss.c
index 55af592287..c43bda5917 100644
--- a/src/test/test-nss.c
+++ b/src/test/test-nss.c
@@ -400,8 +400,8 @@ int main(int argc, char **argv) {
_cleanup_free_ char *dir = NULL, *hostname = NULL;
const char *module;
- const uint32_t local_address_ipv4 = htonl(0x7F000001);
- const uint32_t local_address_ipv4_2 = htonl(0x7F000002);
+ const uint32_t local_address_ipv4 = htobe32(0x7F000001);
+ const uint32_t local_address_ipv4_2 = htobe32(0x7F000002);
_cleanup_free_ struct local_address *addresses = NULL;
int n_addresses;
diff --git a/src/test/test-process-util.c b/src/test/test-process-util.c
index 8bb5f6e3a3..af2c9282d4 100644
--- a/src/test/test-process-util.c
+++ b/src/test/test-process-util.c
@@ -18,7 +18,10 @@
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
+#include <sched.h>
+#include <sys/mount.h>
#include <sys/personality.h>
+#include <sys/prctl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/wait.h>
@@ -26,6 +29,7 @@
#include "alloc-util.h"
#include "architecture.h"
+#include "fd-util.h"
#include "log.h"
#include "macro.h"
#include "parse-util.h"
@@ -59,7 +63,11 @@ static void test_get_process_comm(pid_t pid) {
log_info("PID"PID_FMT" cmdline: '%s'", pid, c);
assert_se(get_process_cmdline(pid, 8, false, &d) >= 0);
- log_info("PID"PID_FMT" cmdline truncated: '%s'", pid, d);
+ log_info("PID"PID_FMT" cmdline truncated to 8: '%s'", pid, d);
+
+ free(d);
+ assert_se(get_process_cmdline(pid, 1, false, &d) >= 0);
+ log_info("PID"PID_FMT" cmdline truncated to 1: '%s'", pid, d);
assert_se(get_process_ppid(pid, &e) >= 0);
log_info("PID"PID_FMT" PPID: "PID_FMT, pid, e);
@@ -147,6 +155,187 @@ static void test_personality(void) {
#endif
}
+static void test_get_process_cmdline_harder(void) {
+ char path[] = "/tmp/test-cmdlineXXXXXX";
+ _cleanup_close_ int fd = -1;
+ _cleanup_free_ char *line = NULL;
+ pid_t pid;
+
+ if (geteuid() != 0)
+ return;
+
+ pid = fork();
+ if (pid > 0) {
+ siginfo_t si;
+
+ (void) wait_for_terminate(pid, &si);
+
+ assert_se(si.si_code == CLD_EXITED);
+ assert_se(si.si_status == 0);
+
+ return;
+ }
+
+ assert_se(pid == 0);
+ assert_se(unshare(CLONE_NEWNS) >= 0);
+
+ fd = mkostemp(path, O_CLOEXEC);
+ assert_se(fd >= 0);
+ assert_se(mount(path, "/proc/self/cmdline", "bind", MS_BIND, NULL) >= 0);
+ assert_se(unlink(path) >= 0);
+
+ assert_se(prctl(PR_SET_NAME, "testa") >= 0);
+
+ assert_se(get_process_cmdline(getpid(), 0, false, &line) == -ENOENT);
+
+ assert_se(get_process_cmdline(getpid(), 0, true, &line) >= 0);
+ assert_se(streq(line, "[testa]"));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 1, true, &line) >= 0);
+ assert_se(streq(line, ""));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 2, true, &line) >= 0);
+ assert_se(streq(line, "["));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 3, true, &line) >= 0);
+ assert_se(streq(line, "[."));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 4, true, &line) >= 0);
+ assert_se(streq(line, "[.."));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 5, true, &line) >= 0);
+ assert_se(streq(line, "[..."));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 6, true, &line) >= 0);
+ assert_se(streq(line, "[...]"));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 7, true, &line) >= 0);
+ assert_se(streq(line, "[t...]"));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 8, true, &line) >= 0);
+ assert_se(streq(line, "[testa]"));
+ line = mfree(line);
+
+ assert_se(write(fd, "\0\0\0\0\0\0\0\0\0", 10) == 10);
+
+ assert_se(get_process_cmdline(getpid(), 0, false, &line) == -ENOENT);
+
+ assert_se(get_process_cmdline(getpid(), 0, true, &line) >= 0);
+ assert_se(streq(line, "[testa]"));
+ line = mfree(line);
+
+ assert_se(write(fd, "foo\0bar\0\0\0\0\0", 10) == 10);
+
+ assert_se(get_process_cmdline(getpid(), 0, false, &line) >= 0);
+ assert_se(streq(line, "foo bar"));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 0, true, &line) >= 0);
+ assert_se(streq(line, "foo bar"));
+ line = mfree(line);
+
+ assert_se(write(fd, "quux", 4) == 4);
+ assert_se(get_process_cmdline(getpid(), 0, false, &line) >= 0);
+ assert_se(streq(line, "foo bar quux"));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 0, true, &line) >= 0);
+ assert_se(streq(line, "foo bar quux"));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 1, true, &line) >= 0);
+ assert_se(streq(line, ""));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 2, true, &line) >= 0);
+ assert_se(streq(line, "."));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 3, true, &line) >= 0);
+ assert_se(streq(line, ".."));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 4, true, &line) >= 0);
+ assert_se(streq(line, "..."));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 5, true, &line) >= 0);
+ assert_se(streq(line, "f..."));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 6, true, &line) >= 0);
+ assert_se(streq(line, "fo..."));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 7, true, &line) >= 0);
+ assert_se(streq(line, "foo..."));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 8, true, &line) >= 0);
+ assert_se(streq(line, "foo..."));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 9, true, &line) >= 0);
+ assert_se(streq(line, "foo b..."));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 10, true, &line) >= 0);
+ assert_se(streq(line, "foo ba..."));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 11, true, &line) >= 0);
+ assert_se(streq(line, "foo bar..."));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 12, true, &line) >= 0);
+ assert_se(streq(line, "foo bar..."));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 13, true, &line) >= 0);
+ assert_se(streq(line, "foo bar quux"));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 14, true, &line) >= 0);
+ assert_se(streq(line, "foo bar quux"));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 1000, true, &line) >= 0);
+ assert_se(streq(line, "foo bar quux"));
+ line = mfree(line);
+
+ assert_se(ftruncate(fd, 0) >= 0);
+ assert_se(prctl(PR_SET_NAME, "aaaa bbbb cccc") >= 0);
+
+ assert_se(get_process_cmdline(getpid(), 0, false, &line) == -ENOENT);
+
+ assert_se(get_process_cmdline(getpid(), 0, true, &line) >= 0);
+ assert_se(streq(line, "[aaaa bbbb cccc]"));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 10, true, &line) >= 0);
+ assert_se(streq(line, "[aaaa...]"));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 11, true, &line) >= 0);
+ assert_se(streq(line, "[aaaa...]"));
+ line = mfree(line);
+
+ assert_se(get_process_cmdline(getpid(), 12, true, &line) >= 0);
+ assert_se(streq(line, "[aaaa b...]"));
+ line = mfree(line);
+
+ safe_close(fd);
+ _exit(0);
+}
+
int main(int argc, char *argv[]) {
log_parse_environment();
log_open();
@@ -164,6 +353,7 @@ int main(int argc, char *argv[]) {
test_pid_is_unwaited();
test_pid_is_alive();
test_personality();
+ test_get_process_cmdline_harder();
return 0;
}
diff --git a/src/test/test-socket-util.c b/src/test/test-socket-util.c
index 1a439bd0d4..1f853a7f16 100644
--- a/src/test/test-socket-util.c
+++ b/src/test/test-socket-util.c
@@ -353,7 +353,7 @@ static void test_nameinfo_pretty(void) {
union sockaddr_union s = {
.in.sin_family = AF_INET,
.in.sin_port = 0,
- .in.sin_addr.s_addr = htonl(INADDR_ANY),
+ .in.sin_addr.s_addr = htobe32(INADDR_ANY),
};
int r;
@@ -391,17 +391,17 @@ static void test_sockaddr_equal(void) {
union sockaddr_union a = {
.in.sin_family = AF_INET,
.in.sin_port = 0,
- .in.sin_addr.s_addr = htonl(INADDR_ANY),
+ .in.sin_addr.s_addr = htobe32(INADDR_ANY),
};
union sockaddr_union b = {
.in.sin_family = AF_INET,
.in.sin_port = 0,
- .in.sin_addr.s_addr = htonl(INADDR_ANY),
+ .in.sin_addr.s_addr = htobe32(INADDR_ANY),
};
union sockaddr_union c = {
.in.sin_family = AF_INET,
.in.sin_port = 0,
- .in.sin_addr.s_addr = htonl(1234),
+ .in.sin_addr.s_addr = htobe32(1234),
};
union sockaddr_union d = {
.in6.sin6_family = AF_INET6,
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-16 19:04:11 +0000