[LTP] [PATCH 3/7] syscalls/fsconfig: New tests
Viresh Kumar
viresh.kumar@linaro.org
Fri Feb 14 12:35:52 CET 2020
Add tests to check working of fsconfig() syscall.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
---
configure.ac | 1 +
runtest/syscalls | 3 +
testcases/kernel/syscalls/fsconfig/.gitignore | 2 +
testcases/kernel/syscalls/fsconfig/Makefile | 6 ++
.../kernel/syscalls/fsconfig/fsconfig01.c | 77 +++++++++++++++
.../kernel/syscalls/fsconfig/fsconfig02.c | 97 +++++++++++++++++++
6 files changed, 186 insertions(+)
create mode 100644 testcases/kernel/syscalls/fsconfig/.gitignore
create mode 100644 testcases/kernel/syscalls/fsconfig/Makefile
create mode 100644 testcases/kernel/syscalls/fsconfig/fsconfig01.c
create mode 100644 testcases/kernel/syscalls/fsconfig/fsconfig02.c
diff --git a/configure.ac b/configure.ac
index 4125160a19bb..f006c53e7df1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -80,6 +80,7 @@ AC_CHECK_FUNCS([ \
execveat \
fallocate \
fchownat \
+ fsconfig \
fsopen \
fstatat \
getdents \
diff --git a/runtest/syscalls b/runtest/syscalls
index 0a56599ebad9..e27e94d5d17f 100644
--- a/runtest/syscalls
+++ b/runtest/syscalls
@@ -542,6 +542,9 @@ fanotify13 fanotify13
fanotify14 fanotify14
fanotify15 fanotify15
+fsconfig01 fsconfig01
+fsconfig02 fsconfig02
+
fsopen01 fsopen01
fsopen02 fsopen02
diff --git a/testcases/kernel/syscalls/fsconfig/.gitignore b/testcases/kernel/syscalls/fsconfig/.gitignore
new file mode 100644
index 000000000000..8fbb3360f0bb
--- /dev/null
+++ b/testcases/kernel/syscalls/fsconfig/.gitignore
@@ -0,0 +1,2 @@
+fsconfig01
+fsconfig02
diff --git a/testcases/kernel/syscalls/fsconfig/Makefile b/testcases/kernel/syscalls/fsconfig/Makefile
new file mode 100644
index 000000000000..5ea7d67db123
--- /dev/null
+++ b/testcases/kernel/syscalls/fsconfig/Makefile
@@ -0,0 +1,6 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+top_srcdir ?= ../../../..
+
+include $(top_srcdir)/include/mk/testcases.mk
+include $(top_srcdir)/include/mk/generic_leaf_target.mk
diff --git a/testcases/kernel/syscalls/fsconfig/fsconfig01.c b/testcases/kernel/syscalls/fsconfig/fsconfig01.c
new file mode 100644
index 000000000000..c6c95f32cb05
--- /dev/null
+++ b/testcases/kernel/syscalls/fsconfig/fsconfig01.c
@@ -0,0 +1,77 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2020 Viresh Kumar <viresh.kumar@linaro.org>
+ *
+ * Description:
+ * Basic fsconfig() test which tries to configure and mount the filesystem as
+ * well.
+ */
+#include "tst_test.h"
+#include "lapi/fsmount.h"
+
+#define MNTPOINT "mntpoint"
+
+static void run(void)
+{
+ int fd, fsmfd;
+
+ TEST(fsopen(tst_device->fs_type, 0));
+ fd = TST_RET;
+
+ if (fd == -1)
+ tst_brk(TBROK | TERRNO, "fsopen() failed");
+
+ TEST(fsconfig(fd, FSCONFIG_SET_STRING, "source", tst_device->dev, 0));
+ if (TST_RET == -1) {
+ tst_res(TFAIL | TERRNO, "fsconfig() failed");
+ goto out;
+ }
+
+ TEST(fsconfig(fd, FSCONFIG_SET_FLAG, "rw", NULL, 0));
+ if (TST_RET == -1) {
+ tst_res(TFAIL | TERRNO, "fsconfig() failed");
+ goto out;
+ }
+
+ TEST(fsconfig(fd, FSCONFIG_CMD_CREATE, NULL, NULL, 0));
+ if (TST_RET == -1) {
+ tst_res(TFAIL | TERRNO, "fsconfig() failed");
+ goto out;
+ }
+
+ TEST(fsmount(fd, 0, 0));
+ if (TST_RET == -1) {
+ tst_res(TBROK | TERRNO, "fsmount() failed");
+ goto out;
+ }
+
+ fsmfd = TST_RET;
+
+ TEST(move_mount(fsmfd, "", AT_FDCWD, MNTPOINT,
+ MOVE_MOUNT_F_EMPTY_PATH));
+
+ SAFE_CLOSE(fsmfd);
+
+ if (TST_RET == -1) {
+ tst_res(TBROK | TERRNO, "move_mount() failed");
+ goto out;
+ }
+
+ SAFE_CLOSE(TST_RET);
+
+ TEST(umount(MNTPOINT));
+
+ tst_res(TPASS, "fsconfig() passed");
+
+out:
+ SAFE_CLOSE(fd);
+}
+
+static struct tst_test test = {
+ .min_kver = "5.2",
+ .test_all = run,
+ .needs_root = 1,
+ .needs_tmpdir = 1,
+ .format_device = 1,
+ .mntpoint = MNTPOINT,
+};
diff --git a/testcases/kernel/syscalls/fsconfig/fsconfig02.c b/testcases/kernel/syscalls/fsconfig/fsconfig02.c
new file mode 100644
index 000000000000..45a60cc231fb
--- /dev/null
+++ b/testcases/kernel/syscalls/fsconfig/fsconfig02.c
@@ -0,0 +1,97 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2020 Viresh Kumar <viresh.kumar@linaro.org>
+ *
+ * Description:
+ * Basic fsconfig() failure tests.
+ */
+#include "tst_test.h"
+#include "lapi/fsmount.h"
+
+int fd, temp_fd, invalid_fd = -1;
+int aux_0 = 0, aux_1 = 1, aux_fdcwd = AT_FDCWD, aux_minus1 = -1;
+
+static struct tcase {
+ char *name;
+ int *fd;
+ unsigned int cmd;
+ const char *key;
+ const void *value;
+ int *aux;
+ int exp_errno;
+} tcases[] = {
+ {"invalid-fd", &invalid_fd, FSCONFIG_SET_FLAG, "user_xattr", NULL, &aux_0, EINVAL},
+ {"invalid-cmd", &fd, 100, "rw", NULL, &aux_0, EOPNOTSUPP},
+ {"set-flag-key", &fd, FSCONFIG_SET_FLAG, NULL, NULL, &aux_0, EINVAL},
+ {"set-flag-value", &fd, FSCONFIG_SET_FLAG, "rw", "foo", &aux_0, EINVAL},
+ {"set-flag-aux", &fd, FSCONFIG_SET_FLAG, "rw", NULL, &aux_1, EINVAL},
+ {"set-string-key", &fd, FSCONFIG_SET_STRING, NULL, "#grand.central.org:root.cell.", &aux_0, EINVAL},
+ {"set-string-value", &fd, FSCONFIG_SET_STRING, "source", NULL, &aux_0, EINVAL},
+ {"set-string-aux", &fd, FSCONFIG_SET_STRING, "source", "#grand.central.org:root.cell.", &aux_1, EINVAL},
+ {"set-binary-key", &fd, FSCONFIG_SET_BINARY, NULL, "foo", &aux_1, EINVAL},
+ {"set-binary-value", &fd, FSCONFIG_SET_BINARY, "sync", NULL, &aux_1, EINVAL},
+ {"set-binary-aux", &fd, FSCONFIG_SET_BINARY, "sync", "foo", &aux_0, EINVAL},
+ {"set-path-key", &fd, FSCONFIG_SET_PATH, NULL, "/dev/sda1", &aux_fdcwd, EINVAL},
+ {"set-path-value", &fd, FSCONFIG_SET_PATH, "sync", NULL, &aux_fdcwd, EINVAL},
+ {"set-path-aux", &fd, FSCONFIG_SET_PATH, "sync", "/dev/sda1", &aux_minus1, EINVAL},
+ {"set-path-empty-key", &fd, FSCONFIG_SET_PATH_EMPTY, NULL, "/dev/foo", &aux_fdcwd, EINVAL},
+ {"set-path-empty-value", &fd, FSCONFIG_SET_PATH_EMPTY, "sync", NULL, &aux_fdcwd, EINVAL},
+ {"set-path-empty-aux", &fd, FSCONFIG_SET_PATH_EMPTY, "sync", "/dev/foo", &aux_minus1, EINVAL},
+ {"set-fd-key", &fd, FSCONFIG_SET_FD, NULL, NULL, &temp_fd, EINVAL},
+ {"set-fd-value", &fd, FSCONFIG_SET_FD, "sync", "foo", &temp_fd, EINVAL},
+ {"set-fd-aux", &fd, FSCONFIG_SET_FD, "sync", NULL, &aux_minus1, EINVAL},
+ {"cmd-create-key", &fd, FSCONFIG_CMD_CREATE, "foo", NULL, &aux_0, EINVAL},
+ {"cmd-create-value", &fd, FSCONFIG_CMD_CREATE, NULL, "foo", &aux_0, EINVAL},
+ {"cmd-create-aux", &fd, FSCONFIG_CMD_CREATE, NULL, NULL, &aux_1, EINVAL},
+ {"cmd-reconfigure-key", &fd, FSCONFIG_CMD_RECONFIGURE, "foo", NULL, &aux_0, EINVAL},
+ {"cmd-reconfigure-value", &fd, FSCONFIG_CMD_RECONFIGURE, NULL, "foo", &aux_0, EINVAL},
+ {"cmd-reconfigure-aux", &fd, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, &aux_1, EINVAL},
+};
+
+static void setup(void)
+{
+ TEST(fsopen(tst_device->fs_type, 0));
+ fd = TST_RET;
+
+ if (fd == -1)
+ tst_brk(TBROK | TERRNO, "fsopen() failed");
+
+ temp_fd = open("testfile", O_RDWR | O_CREAT, 01444);
+ if (temp_fd == -1)
+ tst_res(TBROK, "Can't obtain temp_fd, open() failed");
+}
+
+static void cleanup(void)
+{
+ SAFE_CLOSE(temp_fd);
+ SAFE_CLOSE(fd);
+}
+
+static void run(unsigned int n)
+{
+ struct tcase *tc = &tcases[n];
+
+ TEST(fsconfig(*tc->fd, tc->cmd, tc->key, tc->value, *tc->aux));
+
+ if (TST_RET != -1) {
+ tst_brk(TFAIL, "%s: fsconfig() succeeded unexpectedly (index: %d)",
+ tc->name, n);
+ }
+
+ if (tc->exp_errno != TST_ERR) {
+ tst_brk(TFAIL | TTERRNO, "%s: fsconfig() should fail with %s",
+ tc->name, tst_strerrno(tc->exp_errno));
+ }
+
+ tst_res(TPASS | TTERRNO, "%s: fsconfig() failed as expected", tc->name);
+}
+
+static struct tst_test test = {
+ .min_kver = "5.2",
+ .tcnt = ARRAY_SIZE(tcases),
+ .test = run,
+ .setup = setup,
+ .cleanup = cleanup,
+ .needs_root = 1,
+ .needs_device = 1,
+};
--
2.21.0.rc0.269.g1a574e7a288b
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