[LTP] [PATCH] syscall/renameat2: Add tests for the syscall renameat2
Cedric Hnyda
chnyda@suse.com
Tue Sep 22 16:32:54 CEST 2015
Signed-off-by: chnyda <chnyda@suse.com>
---
include/lapi/fcntl.h | 12 ++
runtest/syscalls | 3 +
testcases/kernel/syscalls/.gitignore | 2 +
testcases/kernel/syscalls/renameat2/Makefile | 24 ++++
testcases/kernel/syscalls/renameat2/renameat2.h | 37 ++++++
testcases/kernel/syscalls/renameat2/renameat201.c | 152 ++++++++++++++++++++++
testcases/kernel/syscalls/renameat2/renameat202.c | 129 ++++++++++++++++++
7 files changed, 359 insertions(+)
create mode 100644 testcases/kernel/syscalls/renameat2/Makefile
create mode 100644 testcases/kernel/syscalls/renameat2/renameat2.h
create mode 100644 testcases/kernel/syscalls/renameat2/renameat201.c
create mode 100644 testcases/kernel/syscalls/renameat2/renameat202.c
diff --git a/include/lapi/fcntl.h b/include/lapi/fcntl.h
index 3667b5e..0661651 100644
--- a/include/lapi/fcntl.h
+++ b/include/lapi/fcntl.h
@@ -67,6 +67,18 @@
# define FALLOC_FL_KEEP_SIZE 1
#endif
+#ifndef RENAME_NOREPLACE
+# define RENAME_NOREPLACE (1 << 0)
+#endif
+
+#ifndef RENAME_EXCHANGE
+# define RENAME_EXCHANGE (1 << 1)
+#endif
+
+#ifndef RENAME_WHITEOUT
+# define RENAME_WHITEOUT (1 << 2)
+#endif
+
/* splice, vmsplice, tee */
#ifndef SPLICE_F_NONBLOCK
diff --git a/runtest/syscalls b/runtest/syscalls
index 25d10ac..0d5fdb4 100644
--- a/runtest/syscalls
+++ b/runtest/syscalls
@@ -863,6 +863,9 @@ rename14 rename14
#renameat test cases
renameat01 renameat01
+renameat201 renameat201
+renameat202 renameat202
+
rmdir01 rmdir01
rmdir02 rmdir02
rmdir03 rmdir03
diff --git a/testcases/kernel/syscalls/.gitignore b/testcases/kernel/syscalls/.gitignore
index f3a18ab..2553b2c 100644
--- a/testcases/kernel/syscalls/.gitignore
+++ b/testcases/kernel/syscalls/.gitignore
@@ -713,6 +713,8 @@
/rename/rename13
/rename/rename14
/renameat/renameat01
+/renameat2/renameat201
+/renameat2/renameat202
/rmdir/rmdir01
/rmdir/rmdir02
/rmdir/rmdir03
diff --git a/testcases/kernel/syscalls/renameat2/Makefile b/testcases/kernel/syscalls/renameat2/Makefile
new file mode 100644
index 0000000..083a071
--- /dev/null
+++ b/testcases/kernel/syscalls/renameat2/Makefile
@@ -0,0 +1,24 @@
+#
+# Copyright (C) 2015 Cedric Hnyda chnyda@suse.com
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
+# the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#
+
+
+top_srcdir ?= ../../../..
+
+include $(top_srcdir)/include/mk/testcases.mk
+
+include $(top_srcdir)/include/mk/generic_leaf_target.mk
diff --git a/testcases/kernel/syscalls/renameat2/renameat2.h b/testcases/kernel/syscalls/renameat2/renameat2.h
new file mode 100644
index 0000000..8c69746
--- /dev/null
+++ b/testcases/kernel/syscalls/renameat2/renameat2.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2015 Cedric Hnyda chnyda@suse.com
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * Further, this software is distributed without any warranty that it is
+ * free of the rightful claim of any third person regarding infringement
+ * or the like. Any license provided herein, whether implied or
+ * otherwise, applies only to this software file. Patent licenses, if
+ * any, provided herein do not apply to combinations of this program with
+ * other software, or any other product whatsoever.
+ *
+ */
+
+#ifndef RENAMEAT2_H
+#define RENAMEAT2_H
+
+#include <sys/types.h>
+#include "config.h"
+#include "linux_syscall_numbers.h"
+
+#if !defined(HAVE_RENAMEAT2)
+int renameat2(int olddirfd, const char *oldpath, int newdirfd,
+ const char *newpath, unsigned int flags)
+{
+ return ltp_syscall(__NR_renameat2, olddirfd, oldpath, newdirfd,
+ newpath, flags);
+}
+#endif
+
+#endif /* RENAMEAT2_H */
diff --git a/testcases/kernel/syscalls/renameat2/renameat201.c b/testcases/kernel/syscalls/renameat2/renameat201.c
new file mode 100644
index 0000000..7e677b5
--- /dev/null
+++ b/testcases/kernel/syscalls/renameat2/renameat201.c
@@ -0,0 +1,152 @@
+/*
+ * Copyright (c) 2015 Cedric Hnyda <chnyda@suse.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * Further, this software is distributed without any warranty that it is
+ * free of the rightful claim of any third person regarding infringement
+ * or the like. Any license provided herein, whether implied or
+ * otherwise, applies only to this software file. Patent licenses, if
+ * any, provided herein do not apply to combinations of this program with
+ * other software, or any other product whatsoever.
+ */
+
+ /* Description:
+ * Verify that:
+ * 1) renameat2(2) returns -1 and sets errno to EEXIST because newpath
+ * already exists and the flag RENAME_NOREPLACE is used.
+ * 2) renameat2(2) returns 0.
+ * 3) renameat2(2) returns -1 and sets errno to ENOENT because the flag
+ * RENAME_EXCHANGE is used and newpath does not exist.
+ * 4) renameat2(2) returns 0 because the flag RENAME_NOREPLACE is used,
+ * both olddirfd and newdirfd are valid and oldpath exists and
+ * newpath does not exist.
+ * 5) renameat2(2) returns -1 and sets errno to EINVAL because
+ * RENAME_NOREPLACE and RENAME_EXCHANGE are used together
+ * 6) renameat2(2) returns -1 and sets errno to EINVAL because
+ * RENAME_WHITEOUT and RENAME_EXCHANGE are used together
+ */
+
+#define _GNU_SOURCE
+
+#include "test.h"
+#include "safe_macros.h"
+#include "lapi/fcntl.h"
+#include "renameat2.h"
+
+#define TEST_DIR "test_dir/"
+#define TEST_DIR2 "test_dir2/"
+
+#define TEST_FILE "test_file"
+#define TEST_FILE2 "test_file2"
+#define TEST_FILE3 "test_file3"
+#define NON_EXIST "non_exist"
+
+char *TCID = "renameat201";
+
+static int olddirfd;
+static int newdirfd;
+
+
+static struct test_case {
+ int *olddirfd;
+ const char *oldpath;
+ int *newdirfd;
+ const char *newpath;
+ int flags;
+ int exp_errno;
+} test_cases[] = {
+ {&olddirfd, TEST_FILE, &newdirfd, TEST_FILE2, RENAME_NOREPLACE, EEXIST},
+ {&olddirfd, TEST_FILE, &newdirfd, TEST_FILE2, RENAME_EXCHANGE, 0},
+ {&olddirfd, TEST_FILE, &newdirfd, NON_EXIST, RENAME_EXCHANGE, ENOENT},
+ {&olddirfd, TEST_FILE, &newdirfd, TEST_FILE3, RENAME_NOREPLACE, 0},
+ {&olddirfd, TEST_FILE, &newdirfd, TEST_FILE2, RENAME_NOREPLACE
+ | RENAME_EXCHANGE, EINVAL},
+ {&olddirfd, TEST_FILE, &newdirfd, TEST_FILE2, RENAME_WHITEOUT
+ | RENAME_EXCHANGE, EINVAL}
+};
+
+int TST_TOTAL = ARRAY_SIZE(test_cases);
+
+static void setup(void);
+static void cleanup(void);
+static void renameat2_verify(const struct test_case *test);
+
+
+int main(int ac, char **av)
+{
+ int i;
+ int lc;
+
+ tst_parse_opts(ac, av, NULL, NULL);
+
+ setup();
+
+ for (lc = 0; lc < TEST_LOOPING(lc); lc++) {
+ tst_count = 0;
+
+ for (i = 0; i < TST_TOTAL; i++)
+ renameat2_verify(&test_cases[i]);
+ }
+ cleanup();
+ tst_exit();
+}
+
+static void setup(void)
+{
+ if ((tst_kvercmp(3, 15, 0)) < 0) {
+ tst_brkm(TCONF, NULL,
+ "This test can only run on kernels that are 3.15. and higher");
+ }
+
+ tst_tmpdir();
+
+ SAFE_MKDIR(cleanup, TEST_DIR, 0700);
+ SAFE_MKDIR(cleanup, TEST_DIR2, 0700);
+
+ SAFE_TOUCH(cleanup, TEST_DIR TEST_FILE, 0600, NULL);
+ SAFE_TOUCH(cleanup, TEST_DIR2 TEST_FILE2, 0600, NULL);
+ SAFE_TOUCH(cleanup, TEST_DIR TEST_FILE3, 0600, NULL);
+
+ olddirfd = SAFE_OPEN(cleanup, TEST_DIR, O_DIRECTORY);
+ newdirfd = SAFE_OPEN(cleanup, TEST_DIR2, O_DIRECTORY);
+}
+
+static void cleanup(void)
+{
+ if (olddirfd > 0 && close(olddirfd) < 0)
+ tst_resm(TWARN | TERRNO, "close olddirfd failed");
+
+ if (newdirfd > 0 && close(newdirfd) < 0)
+ tst_resm(TWARN | TERRNO, "close newdirfd failed");
+
+ tst_rmdir();
+
+}
+
+static void renameat2_verify(const struct test_case *test)
+{
+ TEST(renameat2(*(test->olddirfd), test->oldpath,
+ *(test->newdirfd), test->newpath, test->flags));
+
+ if (test->exp_errno && TEST_RETURN != -1) {
+ tst_resm(TFAIL, "renameat2() succeeded unexpectedly");
+ } else if (test->exp_errno == 0 && TEST_RETURN != 0) {
+ tst_resm(TFAIL | TTERRNO, "renameat2() failed unexpectedly");
+ } else if (test->exp_errno == TEST_ERRNO) {
+ tst_resm(TPASS | TTERRNO,
+ "renameat2() returned the expected value");
+ } else {
+ tst_resm(TFAIL | TTERRNO,
+ "renameat2() got unexpected return value: expected: %d - %s",
+ test->exp_errno,
+ strerror(test->exp_errno));
+ }
+
+}
diff --git a/testcases/kernel/syscalls/renameat2/renameat202.c b/testcases/kernel/syscalls/renameat2/renameat202.c
new file mode 100644
index 0000000..eb32880
--- /dev/null
+++ b/testcases/kernel/syscalls/renameat2/renameat202.c
@@ -0,0 +1,129 @@
+/*
+ * Copyright (c) 2015 Cedric Hnyda <chnyda@suse.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * Further, this software is distributed without any warranty that it is
+ * free of the rightful claim of any third person regarding infringement
+ * or the like. Any license provided herein, whether implied or
+ * otherwise, applies only to this software file. Patent licenses, if
+ * any, provided herein do not apply to combinations of this program with
+ * other software, or any other product whatsoever.
+ */
+
+ /* Description:
+ * Calls renameat2(2) with the flag RENAME_EXCHANGE and check that
+ * the content was swapped
+ */
+
+#define _GNU_SOURCE
+
+#include "test.h"
+#include "safe_macros.h"
+#include "lapi/fcntl.h"
+#include "renameat2.h"
+
+#define TEST_DIR "test_dir/"
+#define TEST_DIR2 "test_dir2/"
+
+#define TEST_FILE "test_file"
+#define TEST_FILE2 "test_file2"
+
+char *TCID = "renameat202";
+
+static int olddirfd;
+static int newdirfd;
+static int fd = -1;
+
+static const char *content = "content";
+
+
+int TST_TOTAL = 1;
+
+static void setup(void);
+static void cleanup(void);
+static void renameat2_verify(void);
+
+
+int main(int ac, char **av)
+{
+
+
+ tst_parse_opts(ac, av, NULL, NULL);
+
+ setup();
+
+ TEST(renameat2(olddirfd, TEST_FILE,
+ newdirfd, TEST_FILE2, RENAME_EXCHANGE));
+
+ renameat2_verify();
+
+ cleanup();
+ tst_exit();
+}
+
+static void setup(void)
+{
+ if ((tst_kvercmp(3, 15, 0)) < 0) {
+ tst_brkm(TCONF, NULL,
+ "This test can only run on kernels that are 3.15. and higher");
+ }
+
+ tst_tmpdir();
+
+ SAFE_MKDIR(cleanup, TEST_DIR, 0700);
+ SAFE_MKDIR(cleanup, TEST_DIR2, 0700);
+
+ SAFE_TOUCH(cleanup, TEST_DIR TEST_FILE, 0600, NULL);
+ SAFE_TOUCH(cleanup, TEST_DIR2 TEST_FILE2, 0600, NULL);
+
+ olddirfd = SAFE_OPEN(cleanup, TEST_DIR, O_DIRECTORY);
+ newdirfd = SAFE_OPEN(cleanup, TEST_DIR2, O_DIRECTORY);
+
+ SAFE_FILE_PRINTF(cleanup, TEST_DIR TEST_FILE, "%s", content);
+
+}
+
+static void cleanup(void)
+{
+ if (olddirfd > 0 && close(olddirfd) < 0)
+ tst_resm(TWARN | TERRNO, "close olddirfd failed");
+
+ if (newdirfd > 0 && close(newdirfd) < 0)
+ tst_resm(TWARN | TERRNO, "close newdirfd failed");
+
+ if (fd > 0 && close(fd) < 0)
+ tst_resm(TWARN | TERRNO, "close fd failed");
+
+ tst_rmdir();
+
+}
+
+static void renameat2_verify(void)
+{
+ char *str;
+
+ if (TEST_RETURN != 0) {
+ tst_resm(TFAIL, "renameat2() failed unexpectedly");
+ return;
+ }
+
+ fd = SAFE_OPEN(cleanup, TEST_DIR2 TEST_FILE2, O_RDONLY);
+
+ str = malloc(sizeof(char) * strlen(content));
+ SAFE_READ(cleanup, 1, fd, str, strlen(content));
+
+ if (!strcmp(content, str))
+ tst_resm(TPASS,
+ "renameat2() swapped the content of the two files");
+ else
+ tst_resm(TFAIL,
+ "renameat2() didn't swap the content of the two files");
+ free(str);
+}
--
2.1.4
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