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#define LIBSSH_STATIC
#include "config.h"
#include "libssh/sftp.h"
#include "sftp.c"
#include "torture.h"
#include <errno.h>
#include <fcntl.h>
#include <pwd.h>
#include <sys/stat.h>
#include <sys/types.h>
static int
sshd_setup(void **state)
{
/*
* The OpenSSH invokes the sftp server command with execve(), which does
* not inherit the environment variables (including LD_PRELOAD, which
* is needed for the fs_wrapper). Using `internal-sftp` works around this,
* keeping the old environment around.
*/
setenv("TORTURE_SFTP_SERVER", "internal-sftp", 1);
torture_setup_sshd_server(state, false);
return 0;
}
static int
sshd_teardown(void **state)
{
unsetenv("TORTURE_SFTP_SERVER");
torture_teardown_sshd_server(state);
return 0;
}
static int
session_setup_setstat(void **state)
{
struct torture_state *s = *state;
struct torture_sftp *t = NULL;
struct passwd *pwd = NULL;
static char name[128] = {0};
const char *test_1 = "l&setstat_test\n";
int rc;
pwd = getpwnam("bob");
assert_non_null(pwd);
rc = setuid(pwd->pw_uid);
assert_return_code(rc, errno);
s->ssh.session = torture_ssh_session(s,
TORTURE_SSH_SERVER,
NULL,
TORTURE_SSH_USER_ALICE,
NULL);
assert_non_null(s->ssh.session);
s->ssh.tsftp = torture_sftp_session(s->ssh.session);
assert_non_null(s->ssh.tsftp);
t = s->ssh.tsftp;
snprintf(name, sizeof(name), "%s/libssh_sftp_setstat_test", t->testdir);
torture_write_file(name, test_1);
s->private_data = name;
return 0;
}
static int
session_setup_lsetstat(void **state)
{
struct torture_state *s = *state;
struct torture_sftp *t = NULL;
struct passwd *pwd = NULL;
static char path[128] = {0};
const char *test_1 = "lsetstat_test_1\n";
int rc;
char tmp_file[128] = {0};
pwd = getpwnam("bob");
assert_non_null(pwd);
rc = setuid(pwd->pw_uid);
assert_return_code(rc, errno);
s->ssh.session = torture_ssh_session(s,
TORTURE_SSH_SERVER,
NULL,
TORTURE_SSH_USER_ALICE,
NULL);
assert_non_null(s->ssh.session);
s->ssh.tsftp = torture_sftp_session(s->ssh.session);
assert_non_null(s->ssh.tsftp);
t = s->ssh.tsftp;
rc = sftp_extension_supported(t->sftp, "lsetstat@openssh.com", "1");
if (rc == 0) {
skip();
}
snprintf(tmp_file, sizeof(tmp_file), "%s/newfile", t->testdir);
torture_write_file(tmp_file, test_1);
snprintf(path, sizeof(path), "%s/linkname", t->testdir);
rc = symlink(tmp_file, path);
assert_int_equal(rc, SSH_OK);
s->private_data = path;
return 0;
}
static int
session_teardown(void **state)
{
struct torture_state *s = *state;
torture_rmdirs(s->ssh.tsftp->testdir);
torture_sftp_close(s->ssh.tsftp);
ssh_disconnect(s->ssh.session);
ssh_free(s->ssh.session);
return 0;
}
/*setstat tests*/
static void
torture_sftp_setstat_chown(void **state)
{
struct torture_state *s = *state;
struct torture_sftp *t = s->ssh.tsftp;
struct sftp_attributes_struct attr;
struct passwd *pwd = NULL;
sftp_attributes tmp_attr = NULL;
const char *name = (char *)s->private_data;
int rc;
ZERO_STRUCT(attr);
pwd = getpwnam("alice");
assert_non_null(pwd);
attr.uid = pwd->pw_uid;
attr.gid = pwd->pw_gid;
attr.flags = SSH_FILEXFER_ATTR_UIDGID;
rc = sftp_setstat(t->sftp, name, &attr);
assert_int_equal(rc, SSH_OK);
tmp_attr = sftp_stat(t->sftp, name);
assert_non_null(tmp_attr);
assert_int_equal(tmp_attr->uid, pwd->pw_uid);
assert_int_equal(tmp_attr->gid, pwd->pw_gid);
sftp_attributes_free(tmp_attr);
}
static void
torture_sftp_setstat_size(void **state)
{
struct torture_state *s = *state;
struct torture_sftp *t = s->ssh.tsftp;
int rc;
size_t len = 30;
struct sftp_attributes_struct attr;
struct stat sb;
const char *name = (char *)s->private_data;
ZERO_STRUCT(attr);
attr.flags = SSH_FILEXFER_ATTR_SIZE;
attr.size = len;
rc = sftp_setstat(t->sftp, name, &attr);
assert_int_equal(rc, SSH_OK);
rc = stat(name, &sb);
assert_int_equal(rc, SSH_OK);
assert_int_equal(len, sb.st_size);
}
static void
torture_sftp_setstat_chmod(void **state)
{
mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP;
struct torture_state *s = *state;
struct torture_sftp *t = s->ssh.tsftp;
int rc;
struct sftp_attributes_struct attr;
struct stat sb;
const char *name = (char *)s->private_data;
ZERO_STRUCT(attr);
attr.flags = SSH_FILEXFER_ATTR_PERMISSIONS;
attr.permissions = mode;
rc = sftp_setstat(t->sftp, name, &attr);
assert_int_equal(rc, SSH_OK);
rc = stat(name, &sb);
assert_int_equal(rc, SSH_OK);
assert_int_equal(sb.st_mode & ACCESSPERMS, mode);
}
static void
torture_sftp_setstat_utimes(void **state)
{
struct torture_state *s = *state;
struct torture_sftp *t = s->ssh.tsftp;
int rc;
struct sftp_attributes_struct attr;
struct stat sb;
int atime = 10676, mtime = 13467;
const char *name = (char *)s->private_data;
ZERO_STRUCT(attr);
attr.flags = SSH_FILEXFER_ATTR_ACMODTIME;
attr.mtime = mtime;
attr.atime = atime;
rc = sftp_setstat(t->sftp, name, &attr);
assert_int_equal(rc, SSH_OK);
rc = stat(name, &sb);
assert_int_equal(rc, SSH_OK);
assert_int_equal(sb.st_mtime, mtime);
assert_int_equal(sb.st_atime, atime);
}
static void
torture_sftp_setstat_negative(void **state)
{
struct torture_state *s = *state;
struct torture_sftp *t = s->ssh.tsftp;
const char *name = (char *)s->private_data;
int rc;
struct sftp_attributes_struct attr;
ZERO_STRUCT(attr);
attr.flags = SSH_FILEXFER_ATTR_ACMODTIME | SSH_FILEXFER_ATTR_UIDGID |
SSH_FILEXFER_ATTR_PERMISSIONS | SSH_FILEXFER_ATTR_SIZE;
/* testing null sftp */
rc = sftp_setstat(NULL, name, &attr);
assert_int_equal(rc, SSH_ERROR);
/* testing non-existing file */
rc = sftp_setstat(t->sftp, "not existing", &attr);
assert_int_equal(rc, SSH_ERROR);
/* testing null attributes */
rc = sftp_setstat(t->sftp, name, NULL);
assert_int_equal(rc, SSH_ERROR);
}
/*lsetstat tests*/
static void
torture_sftp_lsetstat_chown(void **state)
{
struct torture_state *s = *state;
struct torture_sftp *t = s->ssh.tsftp;
struct passwd *pwd = NULL;
const char *name = (char *)s->private_data;
int rc;
struct sftp_attributes_struct attr;
sftp_attributes tmp_attr = NULL;
ZERO_STRUCT(attr);
pwd = getpwnam("alice");
assert_non_null(pwd);
attr.flags = SSH_FILEXFER_ATTR_UIDGID;
attr.uid = pwd->pw_uid;
attr.gid = pwd->pw_gid;
rc = sftp_lsetstat(t->sftp, name, &attr);
assert_int_equal(rc, SSH_OK);
tmp_attr = sftp_lstat(t->sftp, name);
assert_non_null(tmp_attr);
assert_int_equal(tmp_attr->uid, pwd->pw_uid);
assert_int_equal(tmp_attr->gid, pwd->pw_gid);
sftp_attributes_free(tmp_attr);
}
static void
torture_sftp_lsetstat_utimes(void **state)
{
struct torture_state *s = *state;
struct torture_sftp *t = s->ssh.tsftp;
const char *name = (char *)s->private_data;
int rc;
struct sftp_attributes_struct attr;
struct stat sb;
int atime = 10676, mtime = 13467;
ZERO_STRUCT(attr);
attr.flags = SSH_FILEXFER_ATTR_ACMODTIME;
attr.mtime = mtime;
attr.atime = atime;
rc = sftp_lsetstat(t->sftp, name, &attr);
assert_int_equal(rc, SSH_OK);
rc = lstat(name, &sb);
assert_int_equal(rc, SSH_OK);
assert_int_equal(sb.st_mtime, mtime);
assert_int_equal(sb.st_atime, atime);
}
static void
torture_sftp_lsetstat_negative(void **state)
{
struct torture_state *s = *state;
struct torture_sftp *t = s->ssh.tsftp;
const char *name = (char *)s->private_data;
int rc;
struct sftp_attributes_struct attr;
ZERO_STRUCT(attr);
attr.flags = SSH_FILEXFER_ATTR_ACMODTIME | SSH_FILEXFER_ATTR_UIDGID;
/* testing non-existing file */
rc = sftp_lsetstat(t->sftp, "not existing", &attr);
assert_int_equal(rc, SSH_ERROR);
/* testing null attributes */
rc = sftp_lsetstat(t->sftp, name, NULL);
assert_int_equal(rc, SSH_ERROR);
/* testing null sftp */
rc = sftp_lsetstat(NULL, name, &attr);
assert_int_equal(rc, SSH_ERROR);
}
int
torture_run_tests(void)
{
int rc;
struct CMUnitTest tests[] = {
cmocka_unit_test_setup_teardown(torture_sftp_setstat_chown,
session_setup_setstat,
session_teardown),
cmocka_unit_test_setup_teardown(torture_sftp_setstat_chmod,
session_setup_setstat,
session_teardown),
cmocka_unit_test_setup_teardown(torture_sftp_setstat_utimes,
session_setup_setstat,
session_teardown),
cmocka_unit_test_setup_teardown(torture_sftp_setstat_size,
session_setup_setstat,
session_teardown),
cmocka_unit_test_setup_teardown(torture_sftp_setstat_negative,
session_setup_setstat,
session_teardown),
cmocka_unit_test_setup_teardown(torture_sftp_lsetstat_utimes,
session_setup_lsetstat,
session_teardown),
cmocka_unit_test_setup_teardown(torture_sftp_lsetstat_chown,
session_setup_lsetstat,
session_teardown),
cmocka_unit_test_setup_teardown(torture_sftp_lsetstat_negative,
session_setup_lsetstat,
session_teardown)};
ssh_init();
torture_filter_tests(tests);
rc = cmocka_run_group_tests(tests, sshd_setup, sshd_teardown);
ssh_finalize();
return rc;
}
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