Date: Sat, 2 Mar 2019 15:32:21 +0000 (UTC) From: Alan Somers <asomers@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r344725 - projects/fuse2/tests/sys/fs/fuse Message-ID: <201903021532.x22FWLok045933@repo.freebsd.org>
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Author: asomers Date: Sat Mar 2 15:32:20 2019 New Revision: 344725 URL: https://svnweb.freebsd.org/changeset/base/344725 Log: Add some fuse(4) tests for FUSE_SETATTR Sponsored by: The FreeBSD Foundation Added: projects/fuse2/tests/sys/fs/fuse/setattr.cc (contents, props changed) Modified: projects/fuse2/tests/sys/fs/fuse/Makefile projects/fuse2/tests/sys/fs/fuse/mockfs.hh Modified: projects/fuse2/tests/sys/fs/fuse/Makefile ============================================================================== --- projects/fuse2/tests/sys/fs/fuse/Makefile Sat Mar 2 14:30:27 2019 (r344724) +++ projects/fuse2/tests/sys/fs/fuse/Makefile Sat Mar 2 15:32:20 2019 (r344725) @@ -6,6 +6,7 @@ TESTSDIR= ${TESTSBASE}/sys/fs/fuse ATF_TESTS_CXX+= getattr ATF_TESTS_CXX+= lookup +ATF_TESTS_CXX+= setattr SRCS.getattr+= getattr.cc SRCS.getattr+= getmntopts.c @@ -17,6 +18,12 @@ SRCS.lookup+= getmntopts.c SRCS.lookup+= mockfs.cc SRCS.lookup+= utils.cc +SRCS.setattr+= setattr.cc +SRCS.setattr+= getmntopts.c +SRCS.setattr+= mockfs.cc +SRCS.setattr+= utils.cc + +# TODO: drastically increase timeout after test development is mostly complete TEST_METADATA+= timeout=10 TEST_METADATA+= required_user=root Modified: projects/fuse2/tests/sys/fs/fuse/mockfs.hh ============================================================================== --- projects/fuse2/tests/sys/fs/fuse/mockfs.hh Sat Mar 2 14:30:27 2019 (r344724) +++ projects/fuse2/tests/sys/fs/fuse/mockfs.hh Sat Mar 2 15:32:20 2019 (r344725) @@ -45,11 +45,12 @@ extern "C" { extern int verbosity; union fuse_payloads_in { + /* value is from fuse_kern_chan.c in fusefs-libs */ + uint8_t bytes[0x21000 - sizeof(struct fuse_in_header)]; fuse_forget_in forget; fuse_init_in init; char lookup[0]; - /* value is from fuse_kern_chan.c in fusefs-libs */ - uint8_t bytes[0x21000 - sizeof(struct fuse_in_header)]; + fuse_setattr_in setattr; }; struct mockfs_buf_in { Added: projects/fuse2/tests/sys/fs/fuse/setattr.cc ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ projects/fuse2/tests/sys/fs/fuse/setattr.cc Sat Mar 2 15:32:20 2019 (r344725) @@ -0,0 +1,386 @@ +/*- + * Copyright (c) 2019 The FreeBSD Foundation + * All rights reserved. + * + * This software was developed by BFF Storage Systems, LLC under sponsorship + * from the FreeBSD Foundation. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +extern "C" { +#include <sys/stat.h> + +#include <fcntl.h> +} + +#include "mockfs.hh" +#include "utils.hh" + +using namespace testing; + +class Setattr : public FuseTest {}; + + +/* Change the mode of a file */ +TEST_F(Setattr, chmod) +{ + const char FULLPATH[] = "mountpoint/some_file.txt"; + const char RELPATH[] = "some_file.txt"; + const uint64_t ino = 42; + const mode_t oldmode = 0755; + const mode_t newmode = 0644; + + EXPECT_CALL(*m_mock, process( + ResultOf([=](auto in) { + return (in->header.opcode == FUSE_LOOKUP && + strcmp(in->body.lookup, RELPATH) == 0); + }, Eq(true)), + _) + ).WillOnce(Invoke([](auto in, auto out) { + out->header.unique = in->header.unique; + SET_OUT_HEADER_LEN(out, entry); + out->body.entry.attr.mode = S_IFREG | oldmode; + out->body.entry.nodeid = ino; + out->body.entry.attr.mode = S_IFREG | oldmode; + })); + + EXPECT_CALL(*m_mock, process( + ResultOf([](auto in) { + /* In protocol 7.23, ctime will be changed too */ + uint32_t valid = FATTR_MODE; + return (in->header.opcode == FUSE_SETATTR && + in->header.nodeid == ino && + in->body.setattr.valid == valid && + in->body.setattr.mode == newmode); + }, Eq(true)), + _) + ).WillOnce(Invoke([](auto in, auto out) { + out->header.unique = in->header.unique; + SET_OUT_HEADER_LEN(out, attr); + out->body.attr.attr.ino = ino; // Must match nodeid + out->body.attr.attr.mode = S_IFREG | newmode; + })); + EXPECT_EQ(0, chmod(FULLPATH, newmode)) << strerror(errno); +} + +/* Change the owner and group of a file */ +TEST_F(Setattr, chown) +{ + const char FULLPATH[] = "mountpoint/some_file.txt"; + const char RELPATH[] = "some_file.txt"; + const uint64_t ino = 42; + const gid_t oldgroup = 66; + const gid_t newgroup = 99; + const uid_t olduser = 33; + const uid_t newuser = 44; + + EXPECT_CALL(*m_mock, process( + ResultOf([=](auto in) { + return (in->header.opcode == FUSE_LOOKUP && + strcmp(in->body.lookup, RELPATH) == 0); + }, Eq(true)), + _) + ).WillOnce(Invoke([](auto in, auto out) { + out->header.unique = in->header.unique; + SET_OUT_HEADER_LEN(out, entry); + out->body.entry.attr.mode = S_IFREG | 0644; + out->body.entry.nodeid = ino; + out->body.entry.attr.gid = oldgroup; + out->body.entry.attr.uid = olduser; + })); + + EXPECT_CALL(*m_mock, process( + ResultOf([](auto in) { + /* In protocol 7.23, ctime will be changed too */ + uint32_t valid = FATTR_GID | FATTR_UID; + return (in->header.opcode == FUSE_SETATTR && + in->header.nodeid == ino && + in->body.setattr.valid == valid && + in->body.setattr.uid == newuser && + in->body.setattr.gid == newgroup); + }, Eq(true)), + _) + ).WillOnce(Invoke([](auto in, auto out) { + out->header.unique = in->header.unique; + SET_OUT_HEADER_LEN(out, attr); + out->body.attr.attr.ino = ino; // Must match nodeid + out->body.attr.attr.mode = S_IFREG | 0644; + out->body.attr.attr.uid = newuser; + out->body.attr.attr.gid = newgroup; + })); + EXPECT_EQ(0, chown(FULLPATH, newuser, newgroup)) << strerror(errno); +} + + +/* Change the mode of an open file, by its file descriptor */ +//TODO TEST_F(Setattr, fchmod) {} + +/* + * FUSE daemons are allowed to check permissions however they like. If the + * daemon returns EPERM, even if the file permissions "should" grant access, + * then fuse(4) should return EPERM too. + */ +TEST_F(Setattr, eperm) +{ + const char FULLPATH[] = "mountpoint/some_file.txt"; + const char RELPATH[] = "some_file.txt"; + const uint64_t ino = 42; + + EXPECT_CALL(*m_mock, process( + ResultOf([=](auto in) { + return (in->header.opcode == FUSE_LOOKUP && + strcmp(in->body.lookup, RELPATH) == 0); + }, Eq(true)), + _) + ).WillOnce(Invoke([](auto in, auto out) { + out->header.unique = in->header.unique; + SET_OUT_HEADER_LEN(out, entry); + out->body.entry.attr.mode = S_IFREG | 0777; + out->body.entry.nodeid = ino; + out->body.entry.attr.uid = in->header.uid; + out->body.entry.attr.gid = in->header.gid; + })); + + EXPECT_CALL(*m_mock, process( + ResultOf([](auto in) { + return (in->header.opcode == FUSE_SETATTR && + in->header.nodeid == ino); + }, Eq(true)), + _) + ).WillOnce(Invoke([](auto in, auto out) { + out->header.unique = in->header.unique; + out->header.error = -EPERM; + out->header.len = sizeof(out->header); + })); + EXPECT_NE(0, truncate(FULLPATH, 10)); + EXPECT_EQ(EPERM, errno); +} + +/* Change the size of the file */ +TEST_F(Setattr, truncate) { + const char FULLPATH[] = "mountpoint/some_file.txt"; + const char RELPATH[] = "some_file.txt"; + const uint64_t ino = 42; + const uint64_t oldsize = 100'000'000; + const uint64_t newsize = 20'000'000; + + EXPECT_CALL(*m_mock, process( + ResultOf([=](auto in) { + return (in->header.opcode == FUSE_LOOKUP && + strcmp(in->body.lookup, RELPATH) == 0); + }, Eq(true)), + _) + ).WillOnce(Invoke([](auto in, auto out) { + out->header.unique = in->header.unique; + SET_OUT_HEADER_LEN(out, entry); + out->body.entry.attr.mode = S_IFREG | 0644; + out->body.entry.nodeid = ino; + out->body.entry.attr.size = oldsize; + })); + + EXPECT_CALL(*m_mock, process( + ResultOf([](auto in) { + /* In protocol 7.23, ctime will be changed too */ + uint32_t valid = FATTR_SIZE; + return (in->header.opcode == FUSE_SETATTR && + in->header.nodeid == ino && + in->body.setattr.valid == valid && + in->body.setattr.size == newsize); + }, Eq(true)), + _) + ).WillOnce(Invoke([](auto in, auto out) { + out->header.unique = in->header.unique; + SET_OUT_HEADER_LEN(out, attr); + out->body.attr.attr.ino = ino; // Must match nodeid + out->body.attr.attr.mode = S_IFREG | 0644; + out->body.attr.attr.size = newsize; + })); + EXPECT_EQ(0, truncate(FULLPATH, newsize)) << strerror(errno); +} + +/* Change a file's timestamps */ +TEST_F(Setattr, utimensat) { + const char FULLPATH[] = "mountpoint/some_file.txt"; + const char RELPATH[] = "some_file.txt"; + const uint64_t ino = 42; + const timespec oldtimes[2] = { + {.tv_sec = 1, .tv_nsec = 2}, + {.tv_sec = 3, .tv_nsec = 4}, + }; + const timespec newtimes[2] = { + {.tv_sec = 5, .tv_nsec = 6}, + {.tv_sec = 7, .tv_nsec = 8}, + }; + + EXPECT_CALL(*m_mock, process( + ResultOf([=](auto in) { + return (in->header.opcode == FUSE_LOOKUP && + strcmp(in->body.lookup, RELPATH) == 0); + }, Eq(true)), + _) + ).WillOnce(Invoke([=](auto in, auto out) { + out->header.unique = in->header.unique; + SET_OUT_HEADER_LEN(out, entry); + out->body.entry.attr.mode = S_IFREG | 0644; + out->body.entry.nodeid = ino; + out->body.entry.attr_valid = UINT64_MAX; + out->body.entry.attr.atime = oldtimes[0].tv_sec; + out->body.entry.attr.atimensec = oldtimes[0].tv_nsec; + out->body.entry.attr.mtime = oldtimes[1].tv_sec; + out->body.entry.attr.mtimensec = oldtimes[1].tv_nsec; + })); + + /* + * Until bug 235775 is fixed, utimensat will make an extra FUSE_GETATTR + * call + */ + EXPECT_CALL(*m_mock, process( + ResultOf([](auto in) { + return (in->header.opcode == FUSE_GETATTR && + in->header.nodeid == ino); + }, Eq(true)), + _) + ).WillOnce(Invoke([=](auto in, auto out) { + out->header.unique = in->header.unique; + SET_OUT_HEADER_LEN(out, attr); + out->body.attr.attr.ino = ino; // Must match nodeid + out->body.attr.attr.mode = S_IFREG | 0644; + out->body.attr.attr.atime = oldtimes[0].tv_sec; + out->body.attr.attr.atimensec = oldtimes[0].tv_nsec; + out->body.attr.attr.mtime = oldtimes[1].tv_sec; + out->body.attr.attr.mtimensec = oldtimes[1].tv_nsec; + })); + + EXPECT_CALL(*m_mock, process( + ResultOf([=](auto in) { + /* In protocol 7.23, ctime will be changed too */ + uint32_t valid = FATTR_ATIME | FATTR_MTIME; + return (in->header.opcode == FUSE_SETATTR && + in->header.nodeid == ino && + in->body.setattr.valid == valid && + in->body.setattr.atime == newtimes[0].tv_sec && + in->body.setattr.atimensec == + newtimes[0].tv_nsec && + in->body.setattr.mtime == newtimes[1].tv_sec && + in->body.setattr.mtimensec == + newtimes[1].tv_nsec); + }, Eq(true)), + _) + ).WillOnce(Invoke([=](auto in, auto out) { + out->header.unique = in->header.unique; + SET_OUT_HEADER_LEN(out, attr); + out->body.attr.attr.ino = ino; // Must match nodeid + out->body.attr.attr.mode = S_IFREG | 0644; + out->body.attr.attr.atime = newtimes[0].tv_sec; + out->body.attr.attr.atimensec = newtimes[0].tv_nsec; + out->body.attr.attr.mtime = newtimes[1].tv_sec; + out->body.attr.attr.mtimensec = newtimes[1].tv_nsec; + })); + EXPECT_EQ(0, utimensat(AT_FDCWD, FULLPATH, &newtimes[0], 0)) + << strerror(errno); +} + +/* Change a file mtime but not its atime */ +TEST_F(Setattr, utimensat_mtime_only) { + const char FULLPATH[] = "mountpoint/some_file.txt"; + const char RELPATH[] = "some_file.txt"; + const uint64_t ino = 42; + const timespec oldtimes[2] = { + {.tv_sec = 1, .tv_nsec = 2}, + {.tv_sec = 3, .tv_nsec = 4}, + }; + const timespec newtimes[2] = { + {.tv_sec = 5, .tv_nsec = UTIME_OMIT}, + {.tv_sec = 7, .tv_nsec = 8}, + }; + + EXPECT_CALL(*m_mock, process( + ResultOf([=](auto in) { + return (in->header.opcode == FUSE_LOOKUP && + strcmp(in->body.lookup, RELPATH) == 0); + }, Eq(true)), + _) + ).WillOnce(Invoke([=](auto in, auto out) { + out->header.unique = in->header.unique; + SET_OUT_HEADER_LEN(out, entry); + out->body.entry.attr.mode = S_IFREG | 0644; + out->body.entry.nodeid = ino; + out->body.entry.attr_valid = UINT64_MAX; + out->body.entry.attr.atime = oldtimes[0].tv_sec; + out->body.entry.attr.atimensec = oldtimes[0].tv_nsec; + out->body.entry.attr.mtime = oldtimes[1].tv_sec; + out->body.entry.attr.mtimensec = oldtimes[1].tv_nsec; + })); + + /* + * Until bug 235775 is fixed, utimensat will make an extra FUSE_GETATTR + * call + */ + EXPECT_CALL(*m_mock, process( + ResultOf([](auto in) { + return (in->header.opcode == FUSE_GETATTR && + in->header.nodeid == ino); + }, Eq(true)), + _) + ).WillOnce(Invoke([=](auto in, auto out) { + out->header.unique = in->header.unique; + SET_OUT_HEADER_LEN(out, attr); + out->body.attr.attr.ino = ino; // Must match nodeid + out->body.attr.attr.mode = S_IFREG | 0644; + out->body.attr.attr.atime = oldtimes[0].tv_sec; + out->body.attr.attr.atimensec = oldtimes[0].tv_nsec; + out->body.attr.attr.mtime = oldtimes[1].tv_sec; + out->body.attr.attr.mtimensec = oldtimes[1].tv_nsec; + })); + + EXPECT_CALL(*m_mock, process( + ResultOf([=](auto in) { + /* In protocol 7.23, ctime will be changed too */ + uint32_t valid = FATTR_MTIME; + return (in->header.opcode == FUSE_SETATTR && + in->header.nodeid == ino && + in->body.setattr.valid == valid && + in->body.setattr.mtime == newtimes[1].tv_sec && + in->body.setattr.mtimensec == + newtimes[1].tv_nsec); + }, Eq(true)), + _) + ).WillOnce(Invoke([=](auto in, auto out) { + out->header.unique = in->header.unique; + SET_OUT_HEADER_LEN(out, attr); + out->body.attr.attr.ino = ino; // Must match nodeid + out->body.attr.attr.mode = S_IFREG | 0644; + out->body.attr.attr.atime = oldtimes[0].tv_sec; + out->body.attr.attr.atimensec = oldtimes[0].tv_nsec; + out->body.attr.attr.mtime = newtimes[1].tv_sec; + out->body.attr.attr.mtimensec = newtimes[1].tv_nsec; + })); + EXPECT_EQ(0, utimensat(AT_FDCWD, FULLPATH, &newtimes[0], 0)) + << strerror(errno); +} + +/* + * Writethrough cache: newly changed attributes should be automatically cached, + * if the filesystem allows it + */ +//TODO TEST_F(Setattr, writethrough_cache){}
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