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-rw-r--r--test/fuse/linux/setstat_test.cc338
1 files changed, 338 insertions, 0 deletions
diff --git a/test/fuse/linux/setstat_test.cc b/test/fuse/linux/setstat_test.cc
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+++ b/test/fuse/linux/setstat_test.cc
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+// Copyright 2020 The gVisor Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include <errno.h>
+#include <fcntl.h>
+#include <linux/fuse.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
+#include <sys/types.h>
+#include <sys/uio.h>
+#include <unistd.h>
+#include <utime.h>
+
+#include <string>
+#include <vector>
+
+#include "gtest/gtest.h"
+#include "test/fuse/linux/fuse_fd_util.h"
+#include "test/util/cleanup.h"
+#include "test/util/fs_util.h"
+#include "test/util/fuse_util.h"
+#include "test/util/test_util.h"
+
+namespace gvisor {
+namespace testing {
+
+namespace {
+
+class SetStatTest : public FuseFdTest {
+ public:
+ void SetUp() override {
+ FuseFdTest::SetUp();
+ test_dir_path_ = JoinPath(mount_point_.path(), test_dir_);
+ test_file_path_ = JoinPath(mount_point_.path(), test_file_);
+ }
+
+ protected:
+ const uint64_t fh = 23;
+ const std::string test_dir_ = "testdir";
+ const std::string test_file_ = "testfile";
+ const mode_t test_dir_mode_ = S_IFDIR | S_IRUSR | S_IWUSR | S_IXUSR;
+ const mode_t test_file_mode_ = S_IFREG | S_IRUSR | S_IWUSR | S_IXUSR;
+
+ std::string test_dir_path_;
+ std::string test_file_path_;
+};
+
+TEST_F(SetStatTest, ChmodDir) {
+ // Set up fixture.
+ SetServerInodeLookup(test_dir_, test_dir_mode_);
+ struct fuse_out_header out_header = {
+ .len = sizeof(struct fuse_out_header) + sizeof(struct fuse_attr_out),
+ .error = 0,
+ };
+ mode_t set_mode = S_IRGRP | S_IWGRP | S_IXGRP;
+ struct fuse_attr_out out_payload = {
+ .attr = DefaultFuseAttr(set_mode, 2),
+ };
+ auto iov_out = FuseGenerateIovecs(out_header, out_payload);
+ SetServerResponse(FUSE_SETATTR, iov_out);
+
+ // Make syscall.
+ EXPECT_THAT(chmod(test_dir_path_.c_str(), set_mode), SyscallSucceeds());
+
+ // Check FUSE request.
+ struct fuse_in_header in_header;
+ struct fuse_setattr_in in_payload;
+ auto iov_in = FuseGenerateIovecs(in_header, in_payload);
+
+ GetServerActualRequest(iov_in);
+ EXPECT_EQ(in_header.len, sizeof(in_header) + sizeof(in_payload));
+ EXPECT_EQ(in_header.opcode, FUSE_SETATTR);
+ EXPECT_EQ(in_header.uid, 0);
+ EXPECT_EQ(in_header.gid, 0);
+ EXPECT_EQ(in_payload.valid, FATTR_MODE);
+ EXPECT_EQ(in_payload.mode, S_IFDIR | set_mode);
+}
+
+TEST_F(SetStatTest, ChownDir) {
+ // Set up fixture.
+ SetServerInodeLookup(test_dir_, test_dir_mode_);
+ struct fuse_out_header out_header = {
+ .len = sizeof(struct fuse_out_header) + sizeof(struct fuse_attr_out),
+ .error = 0,
+ };
+ struct fuse_attr_out out_payload = {
+ .attr = DefaultFuseAttr(test_dir_mode_, 2),
+ };
+ auto iov_out = FuseGenerateIovecs(out_header, out_payload);
+ SetServerResponse(FUSE_SETATTR, iov_out);
+
+ // Make syscall.
+ EXPECT_THAT(chown(test_dir_path_.c_str(), 1025, 1025), SyscallSucceeds());
+
+ // Check FUSE request.
+ struct fuse_in_header in_header;
+ struct fuse_setattr_in in_payload;
+ auto iov_in = FuseGenerateIovecs(in_header, in_payload);
+
+ GetServerActualRequest(iov_in);
+ EXPECT_EQ(in_header.len, sizeof(in_header) + sizeof(in_payload));
+ EXPECT_EQ(in_header.opcode, FUSE_SETATTR);
+ EXPECT_EQ(in_header.uid, 0);
+ EXPECT_EQ(in_header.gid, 0);
+ EXPECT_EQ(in_payload.valid, FATTR_UID | FATTR_GID);
+ EXPECT_EQ(in_payload.uid, 1025);
+ EXPECT_EQ(in_payload.gid, 1025);
+}
+
+TEST_F(SetStatTest, TruncateFile) {
+ // Set up fixture.
+ SetServerInodeLookup(test_file_, test_file_mode_);
+ struct fuse_out_header out_header = {
+ .len = sizeof(struct fuse_out_header) + sizeof(struct fuse_attr_out),
+ .error = 0,
+ };
+ struct fuse_attr_out out_payload = {
+ .attr = DefaultFuseAttr(S_IFREG | S_IRUSR | S_IWUSR, 2),
+ };
+ auto iov_out = FuseGenerateIovecs(out_header, out_payload);
+ SetServerResponse(FUSE_SETATTR, iov_out);
+
+ // Make syscall.
+ EXPECT_THAT(truncate(test_file_path_.c_str(), 321), SyscallSucceeds());
+
+ // Check FUSE request.
+ struct fuse_in_header in_header;
+ struct fuse_setattr_in in_payload;
+ auto iov_in = FuseGenerateIovecs(in_header, in_payload);
+
+ GetServerActualRequest(iov_in);
+ EXPECT_EQ(in_header.len, sizeof(in_header) + sizeof(in_payload));
+ EXPECT_EQ(in_header.opcode, FUSE_SETATTR);
+ EXPECT_EQ(in_header.uid, 0);
+ EXPECT_EQ(in_header.gid, 0);
+ EXPECT_EQ(in_payload.valid, FATTR_SIZE);
+ EXPECT_EQ(in_payload.size, 321);
+}
+
+TEST_F(SetStatTest, UtimeFile) {
+ // Set up fixture.
+ SetServerInodeLookup(test_file_, test_file_mode_);
+ struct fuse_out_header out_header = {
+ .len = sizeof(struct fuse_out_header) + sizeof(struct fuse_attr_out),
+ .error = 0,
+ };
+ struct fuse_attr_out out_payload = {
+ .attr = DefaultFuseAttr(S_IFREG | S_IRUSR | S_IWUSR, 2),
+ };
+ auto iov_out = FuseGenerateIovecs(out_header, out_payload);
+ SetServerResponse(FUSE_SETATTR, iov_out);
+
+ // Make syscall.
+ time_t expected_atime = 1597159766, expected_mtime = 1597159765;
+ struct utimbuf times = {
+ .actime = expected_atime,
+ .modtime = expected_mtime,
+ };
+ EXPECT_THAT(utime(test_file_path_.c_str(), &times), SyscallSucceeds());
+
+ // Check FUSE request.
+ struct fuse_in_header in_header;
+ struct fuse_setattr_in in_payload;
+ auto iov_in = FuseGenerateIovecs(in_header, in_payload);
+
+ GetServerActualRequest(iov_in);
+ EXPECT_EQ(in_header.len, sizeof(in_header) + sizeof(in_payload));
+ EXPECT_EQ(in_header.opcode, FUSE_SETATTR);
+ EXPECT_EQ(in_header.uid, 0);
+ EXPECT_EQ(in_header.gid, 0);
+ EXPECT_EQ(in_payload.valid, FATTR_ATIME | FATTR_MTIME);
+ EXPECT_EQ(in_payload.atime, expected_atime);
+ EXPECT_EQ(in_payload.mtime, expected_mtime);
+}
+
+TEST_F(SetStatTest, UtimesFile) {
+ // Set up fixture.
+ SetServerInodeLookup(test_file_, test_file_mode_);
+ struct fuse_out_header out_header = {
+ .len = sizeof(struct fuse_out_header) + sizeof(struct fuse_attr_out),
+ .error = 0,
+ };
+ struct fuse_attr_out out_payload = {
+ .attr = DefaultFuseAttr(test_file_mode_, 2),
+ };
+ auto iov_out = FuseGenerateIovecs(out_header, out_payload);
+ SetServerResponse(FUSE_SETATTR, iov_out);
+
+ // Make syscall.
+ struct timeval expected_times[2] = {
+ {
+ .tv_sec = 1597159766,
+ .tv_usec = 234945,
+ },
+ {
+ .tv_sec = 1597159765,
+ .tv_usec = 232341,
+ },
+ };
+ EXPECT_THAT(utimes(test_file_path_.c_str(), expected_times),
+ SyscallSucceeds());
+
+ // Check FUSE request.
+ struct fuse_in_header in_header;
+ struct fuse_setattr_in in_payload;
+ auto iov_in = FuseGenerateIovecs(in_header, in_payload);
+
+ GetServerActualRequest(iov_in);
+ EXPECT_EQ(in_header.len, sizeof(in_header) + sizeof(in_payload));
+ EXPECT_EQ(in_header.opcode, FUSE_SETATTR);
+ EXPECT_EQ(in_header.uid, 0);
+ EXPECT_EQ(in_header.gid, 0);
+ EXPECT_EQ(in_payload.valid, FATTR_ATIME | FATTR_MTIME);
+ EXPECT_EQ(in_payload.atime, expected_times[0].tv_sec);
+ EXPECT_EQ(in_payload.atimensec, expected_times[0].tv_usec * 1000);
+ EXPECT_EQ(in_payload.mtime, expected_times[1].tv_sec);
+ EXPECT_EQ(in_payload.mtimensec, expected_times[1].tv_usec * 1000);
+}
+
+TEST_F(SetStatTest, FtruncateFile) {
+ // Set up fixture.
+ SetServerInodeLookup(test_file_, test_file_mode_);
+ auto fd = ASSERT_NO_ERRNO_AND_VALUE(OpenPath(test_file_path_, O_RDWR, fh));
+ auto close_fd = CloseFD(fd);
+
+ struct fuse_out_header out_header = {
+ .len = sizeof(struct fuse_out_header) + sizeof(struct fuse_attr_out),
+ .error = 0,
+ };
+ struct fuse_attr_out out_payload = {
+ .attr = DefaultFuseAttr(test_file_mode_, 2),
+ };
+ auto iov_out = FuseGenerateIovecs(out_header, out_payload);
+ SetServerResponse(FUSE_SETATTR, iov_out);
+
+ // Make syscall.
+ EXPECT_THAT(ftruncate(fd.get(), 321), SyscallSucceeds());
+
+ // Check FUSE request.
+ struct fuse_in_header in_header;
+ struct fuse_setattr_in in_payload;
+ auto iov_in = FuseGenerateIovecs(in_header, in_payload);
+
+ GetServerActualRequest(iov_in);
+ EXPECT_EQ(in_header.len, sizeof(in_header) + sizeof(in_payload));
+ EXPECT_EQ(in_header.opcode, FUSE_SETATTR);
+ EXPECT_EQ(in_header.uid, 0);
+ EXPECT_EQ(in_header.gid, 0);
+ EXPECT_EQ(in_payload.valid, FATTR_SIZE | FATTR_FH);
+ EXPECT_EQ(in_payload.fh, fh);
+ EXPECT_EQ(in_payload.size, 321);
+}
+
+TEST_F(SetStatTest, FchmodFile) {
+ // Set up fixture.
+ SetServerInodeLookup(test_file_, test_file_mode_);
+ auto fd = ASSERT_NO_ERRNO_AND_VALUE(OpenPath(test_file_path_, O_RDWR, fh));
+ auto close_fd = CloseFD(fd);
+
+ struct fuse_out_header out_header = {
+ .len = sizeof(struct fuse_out_header) + sizeof(struct fuse_attr_out),
+ .error = 0,
+ };
+ mode_t set_mode = S_IROTH | S_IWOTH | S_IXOTH;
+ struct fuse_attr_out out_payload = {
+ .attr = DefaultFuseAttr(set_mode, 2),
+ };
+ auto iov_out = FuseGenerateIovecs(out_header, out_payload);
+ SetServerResponse(FUSE_SETATTR, iov_out);
+
+ // Make syscall.
+ EXPECT_THAT(fchmod(fd.get(), set_mode), SyscallSucceeds());
+
+ // Check FUSE request.
+ struct fuse_in_header in_header;
+ struct fuse_setattr_in in_payload;
+ auto iov_in = FuseGenerateIovecs(in_header, in_payload);
+
+ GetServerActualRequest(iov_in);
+ EXPECT_EQ(in_header.len, sizeof(in_header) + sizeof(in_payload));
+ EXPECT_EQ(in_header.opcode, FUSE_SETATTR);
+ EXPECT_EQ(in_header.uid, 0);
+ EXPECT_EQ(in_header.gid, 0);
+ EXPECT_EQ(in_payload.valid, FATTR_MODE | FATTR_FH);
+ EXPECT_EQ(in_payload.fh, fh);
+ EXPECT_EQ(in_payload.mode, S_IFREG | set_mode);
+}
+
+TEST_F(SetStatTest, FchownFile) {
+ // Set up fixture.
+ SetServerInodeLookup(test_file_, test_file_mode_);
+ auto fd = ASSERT_NO_ERRNO_AND_VALUE(OpenPath(test_file_path_, O_RDWR, fh));
+ auto close_fd = CloseFD(fd);
+
+ struct fuse_out_header out_header = {
+ .len = sizeof(struct fuse_out_header) + sizeof(struct fuse_attr_out),
+ .error = 0,
+ };
+ struct fuse_attr_out out_payload = {
+ .attr = DefaultFuseAttr(S_IFREG | S_IRUSR | S_IWUSR | S_IXUSR, 2),
+ };
+ auto iov_out = FuseGenerateIovecs(out_header, out_payload);
+ SetServerResponse(FUSE_SETATTR, iov_out);
+
+ // Make syscall.
+ EXPECT_THAT(fchown(fd.get(), 1025, 1025), SyscallSucceeds());
+
+ // Check FUSE request.
+ struct fuse_in_header in_header;
+ struct fuse_setattr_in in_payload;
+ auto iov_in = FuseGenerateIovecs(in_header, in_payload);
+
+ GetServerActualRequest(iov_in);
+ EXPECT_EQ(in_header.len, sizeof(in_header) + sizeof(in_payload));
+ EXPECT_EQ(in_header.opcode, FUSE_SETATTR);
+ EXPECT_EQ(in_header.uid, 0);
+ EXPECT_EQ(in_header.gid, 0);
+ EXPECT_EQ(in_payload.valid, FATTR_UID | FATTR_GID | FATTR_FH);
+ EXPECT_EQ(in_payload.fh, fh);
+ EXPECT_EQ(in_payload.uid, 1025);
+ EXPECT_EQ(in_payload.gid, 1025);
+}
+
+} // namespace
+
+} // namespace testing
+} // namespace gvisor
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