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Rahat MahmoodandgVisor bot
0fb93a3804
Don't propagate arbitrary golang errors up from fusefs because errors that don't map to an errno result in a sentry panic. Reported-by: [email protected] PiperOrigin-RevId: 346220306
42 lines
1.3 KiB
C++
42 lines
1.3 KiB
C++
// Copyright 2020 The gVisor Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <errno.h>
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#include <fcntl.h>
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#include <sys/mount.h>
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#include "gtest/gtest.h"
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#include "test/util/temp_path.h"
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#include "test/util/test_util.h"
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namespace gvisor {
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namespace testing {
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namespace {
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TEST(FuseMount, FDNotParsable) {
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int devfd;
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EXPECT_THAT(devfd = open("/dev/fuse", O_RDWR), SyscallSucceeds());
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std::string mount_opts = "fd=thiscantbeparsed";
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TempPath mount_dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir());
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EXPECT_THAT(mount("fuse", mount_dir.path().c_str(), "fuse",
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MS_NODEV | MS_NOSUID, mount_opts.c_str()),
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SyscallFailsWithErrno(EINVAL));
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}
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} // namespace
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} // namespace testing
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} // namespace gvisor
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