test: Introduce LOG(), avoid inconsistent printf/fprintf

This commit is contained in:
Albert S. 2022-01-17 22:48:29 +01:00
parent 0a4e4850f9
commit 29b5864dd3

88
test.c
View File

@ -6,12 +6,14 @@
#include <sys/socket.h> #include <sys/socket.h>
#include <sys/wait.h> #include <sys/wait.h>
#define LOG(...) do { fprintf(stdout, "%s(): ", __func__); fprintf(stdout, __VA_ARGS__); } while(0)
int xexile_enable_policy(struct exile_policy *policy) int xexile_enable_policy(struct exile_policy *policy)
{ {
int ret = exile_enable_policy(policy); int ret = exile_enable_policy(policy);
if(ret != 0) if(ret != 0)
{ {
fprintf(stderr, "exile_enable_policy() failed: %i\n", ret); LOG("failed: %i\n", ret);
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
return 0; return 0;
@ -38,16 +40,16 @@ static int test_expected_kill(int (*f)())
int c = WTERMSIG(status); int c = WTERMSIG(status);
if(c == SIGSYS) if(c == SIGSYS)
{ {
printf("Got expected signal\n"); LOG("Got expected signal\n");
return 0; return 0;
} }
printf("Unexpected status code: %i\n", c); LOG("Unexpected status code: %i\n", c);
return 1; return 1;
} }
else else
{ {
int c = WEXITSTATUS(status); int c = WEXITSTATUS(status);
printf("Process was not killed, test fails. Status code of exit: %i\n", c); LOG("Process was not killed, test fails. Status code of exit: %i\n", c);
return 1; return 1;
} }
return 0; return 0;
@ -67,7 +69,7 @@ static int test_successful_exit(int (*f)())
if(WIFSIGNALED(status)) if(WIFSIGNALED(status))
{ {
int c = WTERMSIG(status); int c = WTERMSIG(status);
printf("Received signal, which was not expected. Signal was: %i\n", c); LOG("Received signal, which was not expected. Signal was: %i\n", c);
return 1; return 1;
} }
else else
@ -75,11 +77,11 @@ static int test_successful_exit(int (*f)())
int c = WEXITSTATUS(status); int c = WEXITSTATUS(status);
if(c != 0) if(c != 0)
{ {
printf("Process failed to exit properly. Status code is: %i\n", c); LOG("Process failed to exit properly. Status code is: %i\n", c);
} }
return c; return c;
} }
printf("Process exited sucessfully as expected"); LOG("Process exited sucessfully as expected");
return 0; return 0;
} }
@ -153,7 +155,7 @@ int test_seccomp_require_last_matchall()
int status = exile_enable_policy(policy); int status = exile_enable_policy(policy);
if(status == 0) if(status == 0)
{ {
printf("Failed. Should not have been enabled!"); LOG("Failed. Should not have been enabled!");
return 1; return 1;
} }
return 0; return 0;
@ -170,7 +172,7 @@ static int do_test_seccomp_errno()
uid_t id = syscall(EXILE_SYS(getuid)); uid_t id = syscall(EXILE_SYS(getuid));
int fd = syscall(EXILE_SYS(close), 0); int fd = syscall(EXILE_SYS(close), 0);
printf("close() return code: %i, errno: %s\n", fd, strerror(errno)); LOG("close() return code: %i, errno: %s\n", fd, strerror(errno));
return fd == -1 ? 0 : 1; return fd == -1 ? 0 : 1;
} }
@ -254,14 +256,14 @@ int test_seccomp_argfilter_mixed()
int s = (int) syscall(EXILE_SYS(stat), "/dev/urandom", &statbuf); int s = (int) syscall(EXILE_SYS(stat), "/dev/urandom", &statbuf);
if(s != -1) if(s != -1)
{ {
printf("Failed: stat was expected to fail, but returned %i\n", s); LOG("Failed: stat was expected to fail, but returned %i\n", s);
return 1; return 1;
} }
pid_t p = (pid_t) syscall(EXILE_SYS(getpid)); pid_t p = (pid_t) syscall(EXILE_SYS(getpid));
if(p != -1) if(p != -1)
{ {
printf("Failed: getpid was expected to fail, but returned %i\n", p); LOG("Failed: getpid was expected to fail, but returned %i\n", p);
return 1; return 1;
} }
@ -269,13 +271,13 @@ int test_seccomp_argfilter_mixed()
int ret = (int) syscall(EXILE_SYS(open),t, O_WRONLY); int ret = (int) syscall(EXILE_SYS(open),t, O_WRONLY);
if(ret != -1) if(ret != -1)
{ {
printf("Failed: open was expected to fail, but returned %i\n", ret); LOG("Failed: open was expected to fail, but returned %i\n", ret);
return 1; return 1;
} }
ret = (int) syscall(EXILE_SYS(open), t, O_RDONLY); ret = (int) syscall(EXILE_SYS(open), t, O_RDONLY);
if(ret == -1) if(ret == -1)
{ {
printf("Failed: open with O_RDONLY was expected to succeed, but returned %i\n", ret); LOG("Failed: open with O_RDONLY was expected to succeed, but returned %i\n", ret);
return 1; return 1;
} }
return 0; return 0;
@ -291,13 +293,13 @@ int do_test_seccomp_vow_socket()
int s = socket(AF_INET, SOCK_STREAM, 0); int s = socket(AF_INET, SOCK_STREAM, 0);
if(s == -1) if(s == -1)
{ {
printf("Failed: socket was expected to succeed, but returned %i\n", s); LOG("Failed: socket was expected to succeed, but returned %i\n", s);
return 1; return 1;
} }
s = socket(AF_UNIX, SOCK_DGRAM, 0); s = socket(AF_UNIX, SOCK_DGRAM, 0);
if(s != -1) if(s != -1)
{ {
printf("Failed: socket was expected to fail, but returned %i\n", s); LOG("Failed: socket was expected to fail, but returned %i\n", s);
return 1; return 1;
} }
return 0; return 0;
@ -312,19 +314,19 @@ int do_test_seccomp_vow_open()
int ret = open("/dev/urandom", O_WRONLY | O_APPEND); int ret = open("/dev/urandom", O_WRONLY | O_APPEND);
if(ret != -1) if(ret != -1)
{ {
printf("Failed: open was expected to fail, but returned %i\n", ret); LOG("Failed: open was expected to fail, but returned %i\n", ret);
return 1; return 1;
} }
ret = open("/dev/urandom", O_RDWR); ret = open("/dev/urandom", O_RDWR);
if(ret != -1) if(ret != -1)
{ {
printf("Failed: open O_RDWR was expected to fail, but returned %i\n", ret); LOG("Failed: open O_RDWR was expected to fail, but returned %i\n", ret);
return 1; return 1;
} }
ret = open("/dev/urandom", O_RDONLY); ret = open("/dev/urandom", O_RDONLY);
if(ret == -1) if(ret == -1)
{ {
printf("Failed: open was expected to succceed, but returned %i\n", ret); LOG("Failed: open was expected to succceed, but returned %i\n", ret);
return 1; return 1;
} }
return 0; return 0;
@ -335,13 +337,13 @@ int test_seccomp_vow()
int ret = test_successful_exit(&do_test_seccomp_vow_open); int ret = test_successful_exit(&do_test_seccomp_vow_open);
if(ret != 0) if(ret != 0)
{ {
printf("Failed: do_test_seccomp_vow_open()\n"); LOG("Failed: do_test_seccomp_vow_open()\n");
return 1; return 1;
} }
ret = test_successful_exit(&do_test_seccomp_vow_socket); ret = test_successful_exit(&do_test_seccomp_vow_socket);
if(ret != 0) if(ret != 0)
{ {
printf("Failed: do_test_seccomp_vow_socket()\n"); LOG("Failed: do_test_seccomp_vow_socket()\n");
return 1; return 1;
} }
return 0; return 0;
@ -353,13 +355,13 @@ int test_seccomp_exile_vow_multiple()
int ret = exile_vow(EXILE_SYSCALL_VOW_STDIO | EXILE_SYSCALL_VOW_UNIX | EXILE_SYSCALL_VOW_SECCOMP_INSTALL | EXILE_SYSCALL_VOW_DENY_ERROR); int ret = exile_vow(EXILE_SYSCALL_VOW_STDIO | EXILE_SYSCALL_VOW_UNIX | EXILE_SYSCALL_VOW_SECCOMP_INSTALL | EXILE_SYSCALL_VOW_DENY_ERROR);
if(ret != 0) if(ret != 0)
{ {
printf("Failed: exile_vow() call 1 failed\n"); LOG("Failed: exile_vow() call 1 failed\n");
return 1; return 1;
} }
int s = socket(AF_UNIX, SOCK_STREAM, 0); int s = socket(AF_UNIX, SOCK_STREAM, 0);
if(s == -1) if(s == -1)
{ {
printf("Failed: socket was expected to succeed, but returned %i\n", s); LOG("Failed: socket was expected to succeed, but returned %i\n", s);
return 1; return 1;
} }
@ -367,13 +369,13 @@ int test_seccomp_exile_vow_multiple()
ret = exile_vow(EXILE_SYSCALL_VOW_STDIO | EXILE_SYSCALL_VOW_SECCOMP_INSTALL | EXILE_SYSCALL_VOW_DENY_ERROR); ret = exile_vow(EXILE_SYSCALL_VOW_STDIO | EXILE_SYSCALL_VOW_SECCOMP_INSTALL | EXILE_SYSCALL_VOW_DENY_ERROR);
if(ret != 0) if(ret != 0)
{ {
printf("Failed: exile_vow() call 2 failed\n"); LOG("Failed: exile_vow() call 2 failed\n");
return 1; return 1;
} }
s = socket(AF_UNIX, SOCK_STREAM, 0); s = socket(AF_UNIX, SOCK_STREAM, 0);
if(s != -1) if(s != -1)
{ {
printf("Failed: socket was expected to fail, but returned %i\n", s); LOG("Failed: socket was expected to fail, but returned %i\n", s);
return 1; return 1;
} }
@ -381,13 +383,13 @@ int test_seccomp_exile_vow_multiple()
ret = exile_vow(EXILE_SYSCALL_VOW_STDIO | EXILE_SYSCALL_VOW_UNIX | EXILE_SYSCALL_VOW_SECCOMP_INSTALL | EXILE_SYSCALL_VOW_DENY_ERROR); ret = exile_vow(EXILE_SYSCALL_VOW_STDIO | EXILE_SYSCALL_VOW_UNIX | EXILE_SYSCALL_VOW_SECCOMP_INSTALL | EXILE_SYSCALL_VOW_DENY_ERROR);
if(ret != 0) if(ret != 0)
{ {
printf("Failed: exile_vow() call 3 failed\n"); LOG("Failed: exile_vow() call 3 failed\n");
return 1; return 1;
} }
s = socket(AF_UNIX, SOCK_STREAM, 0); s = socket(AF_UNIX, SOCK_STREAM, 0);
if(s != -1) if(s != -1)
{ {
printf("Failed: socket was still expected to fail, but returned %i\n", s); LOG("Failed: socket was still expected to fail, but returned %i\n", s);
return 1; return 1;
} }
@ -400,7 +402,7 @@ int test_landlock()
{ {
if(!exile_landlock_is_available()) if(!exile_landlock_is_available())
{ {
printf("landlock not available, so cannot test\n"); LOG("landlock not available, so cannot test\n");
return 1; return 1;
} }
struct exile_policy *policy = exile_init_policy(); struct exile_policy *policy = exile_init_policy();
@ -449,14 +451,14 @@ int test_nofs()
int s = socket(AF_INET,SOCK_STREAM,0); int s = socket(AF_INET,SOCK_STREAM,0);
if(s == -1) if(s == -1)
{ {
fprintf(stderr, "Failed to open socket but this was not requested by policy\n"); LOG("Failed to open socket but this was not requested by policy\n");
return 1; return 1;
} }
/* Expect seccomp to take care of this */ /* Expect seccomp to take care of this */
if(open("/test", O_CREAT | O_WRONLY) >= 0) if(open("/test", O_CREAT | O_WRONLY) >= 0)
{ {
fprintf(stderr, "Failed: We do not expect write access\n"); LOG("Failed: We do not expect write access\n");
return 1; return 1;
} }
@ -472,14 +474,14 @@ int test_no_new_fds()
if(open("/tmp/test", O_CREAT | O_WRONLY) >= 0) if(open("/tmp/test", O_CREAT | O_WRONLY) >= 0)
{ {
fprintf(stderr, "Failed: Could open new file descriptor\n"); LOG("Failed: Could open new file descriptor\n");
return -1; return -1;
} }
int s = socket(AF_INET,SOCK_STREAM,0); int s = socket(AF_INET,SOCK_STREAM,0);
if(s >= 0) if(s >= 0)
{ {
fprintf(stderr, "Failed: socket got opened but policy denied\n"); LOG("Failed: socket got opened but policy denied\n");
return -1; return -1;
} }
@ -495,13 +497,13 @@ int test_mkpath()
int ret = mkpath(filepath, 0700, 1); int ret = mkpath(filepath, 0700, 1);
if(ret != 0) if(ret != 0)
{ {
fprintf(stderr, "Failed: mkpath(file) returned: %i\n", ret); LOG("Failed: mkpath(file) returned: %i\n", ret);
return 1; return 1;
} }
ret = mkpath(dirpath, 0700, 0); ret = mkpath(dirpath, 0700, 0);
if(ret != 0) if(ret != 0)
{ {
fprintf(stderr, "Failed: mkpath(dirpath) returned: %i\n", ret); LOG("Failed: mkpath(dirpath) returned: %i\n", ret);
return 1; return 1;
} }
@ -509,23 +511,23 @@ int test_mkpath()
ret = stat(filepath, &statbuf); ret = stat(filepath, &statbuf);
if(ret != 0) if(ret != 0)
{ {
fprintf(stderr, "Failed: stat on filepath returned: %i\n", ret); LOG("Failed: stat on filepath returned: %i\n", ret);
return 1; return 1;
} }
if(!S_ISREG(statbuf.st_mode)) if(!S_ISREG(statbuf.st_mode))
{ {
fprintf(stderr, "Failed: mkpath did not create a file: %i\n", ret); LOG("Failed: mkpath did not create a file: %i\n", ret);
return 1; return 1;
} }
ret = stat(dirpath, &statbuf); ret = stat(dirpath, &statbuf);
if(ret != 0) if(ret != 0)
{ {
fprintf(stderr, "Failed: stat on dirpath returned: %i\n", ret); LOG("Failed: stat on dirpath returned: %i\n", ret);
return 1; return 1;
} }
if(!S_ISDIR(statbuf.st_mode)) if(!S_ISDIR(statbuf.st_mode))
{ {
fprintf(stderr, "Failed: mkpath did not create a directory: %i\n", ret); LOG("Failed: mkpath did not create a directory: %i\n", ret);
return 1; return 1;
} }
system("rm -rf /tmp/.exile.h/"); system("rm -rf /tmp/.exile.h/");
@ -569,7 +571,7 @@ int test_launch()
int launchfd = exile_launch(&params, &res); int launchfd = exile_launch(&params, &res);
if(launchfd < 0) if(launchfd < 0)
{ {
printf("Failed to launch\n"); LOG("Failed to launch\n");
return 1; return 1;
} }
@ -577,11 +579,11 @@ int test_launch()
write(res.write_fd, "1234", 4); write(res.write_fd, "1234", 4);
int s = read(res.read_fd, buffer, sizeof(buffer)-1); int s = read(res.read_fd, buffer, sizeof(buffer)-1);
write(1, buffer, s); write(1, buffer, s);
printf("Before wait, got: %i\n", s); LOG("Before wait, got: %i\n", s);
fflush(stdout); fflush(stdout);
if(strstr(buffer, "Echoing: 1234") == NULL) if(strstr(buffer, "Echoing: 1234") == NULL)
{ {
printf("Failed: Did not get back what we wrote\n"); LOG("Failed: Did not get back what we wrote\n");
} }
int status = 0; int status = 0;
waitpid(res.tid, &status, __WALL); waitpid(res.tid, &status, __WALL);
@ -614,12 +616,12 @@ int test_launch_get()
unsigned int len = strlen(LAUNCH_GET_TEST_STR); unsigned int len = strlen(LAUNCH_GET_TEST_STR);
if(n != strlen(LAUNCH_GET_TEST_STR)) if(n != strlen(LAUNCH_GET_TEST_STR))
{ {
printf("Lenght does does not match: %lu vs %u\n", n, len); LOG("Lenght does does not match: %lu vs %u\n", n, len);
return 1; return 1;
} }
if(strcmp(content, LAUNCH_GET_TEST_STR) != 0) if(strcmp(content, LAUNCH_GET_TEST_STR) != 0)
{ {
printf("Received content differs\n"); LOG("Received content differs\n");
return 1; return 1;
} }
return 0; return 0;
@ -631,7 +633,7 @@ int test_vows_from_str()
uint64_t actual = exile_vows_from_str("chown wpath inet error"); uint64_t actual = exile_vows_from_str("chown wpath inet error");
if(expected != actual) if(expected != actual)
{ {
printf("Masks don't match: %lu vs %lu\n", expected, actual); LOG("Masks don't match: %lu vs %lu\n", expected, actual);
return 1; return 1;
} }
return 0; return 0;