Differential D27743 Diff 81408 tests/sys/aio/aio_test.c

Changeset View

Standalone View

tests/sys/aio/aio_test.c

Show First 20 Lines • Show All 276 Lines • ▼ Show 20 Lines	aio_write_test(struct aio_context ac, completion comp, struct sigevent sev)
if (len < 0)		if (len < 0)
atf_tc_fail("aio failed: %s", strerror(errno));		atf_tc_fail("aio failed: %s", strerror(errno));

if (len != ac->ac_buflen)		if (len != ac->ac_buflen)
atf_tc_fail("aio short write (%jd)", (intmax_t)len);		atf_tc_fail("aio short write (%jd)", (intmax_t)len);
}		}

/*		/*
		* Perform a vectored I/O test of our initialized data buffer to the provided
		* file descriptor.
		*
		* To vectorize the linear buffer, chop it up into two pieces of dissimilar
		* size, and swap their offsets.
		*/
		static void
		aio_writev_test(struct aio_context ac, completion comp, struct sigevent sev)
		{
		struct aiocb aio;
		struct iovec iov[2];
		size_t len0, len1;
		ssize_t len;

		bzero(&aio, sizeof(aio));

		aio.aio_fildes = ac->ac_write_fd;
		aio.aio_offset = 0;
		len0 = ac->ac_buflen * 3 / 4;
		len1 = ac->ac_buflen / 4;
		iov[0].iov_base = ac->ac_buffer + len1;
		iov[0].iov_len = len0;
		iov[1].iov_base = ac->ac_buffer;
		iov[1].iov_len = len1;
		aio.aio_iov = iov;
		aio.aio_iovcnt = 2;
		if (sev)
		aio.aio_sigevent = *sev;

		if (aio_writev(&aio) < 0)
		atf_tc_fail("aio_writev failed: %s", strerror(errno));

		len = comp(&aio);
		if (len < 0)
		atf_tc_fail("aio failed: %s", strerror(errno));

		if (len != ac->ac_buflen)
		atf_tc_fail("aio short write (%jd)", (intmax_t)len);
		}

		/*
* Perform a simple read test of our initialized data buffer from the		* Perform a simple read test of our initialized data buffer from the
* provided file descriptor.		* provided file descriptor.
*/		*/
static void		static void
aio_read_test(struct aio_context ac, completion comp, struct sigevent sev)		aio_read_test(struct aio_context ac, completion comp, struct sigevent sev)
{		{
struct aiocb aio;		struct aiocb aio;
ssize_t len;		ssize_t len;
Show All 16 Lines	aio_read_test(struct aio_context ac, completion comp, struct sigevent sev)

ATF_REQUIRE_EQ_MSG(len, ac->ac_buflen,		ATF_REQUIRE_EQ_MSG(len, ac->ac_buflen,
"aio short read (%jd)", (intmax_t)len);		"aio short read (%jd)", (intmax_t)len);

if (aio_test_buffer(ac->ac_buffer, ac->ac_buflen, ac->ac_seed) == 0)		if (aio_test_buffer(ac->ac_buffer, ac->ac_buflen, ac->ac_seed) == 0)
atf_tc_fail("buffer mismatched");		atf_tc_fail("buffer mismatched");
}		}

		static void
		aio_readv_test(struct aio_context ac, completion comp, struct sigevent sev)
		{
		struct aiocb aio;
		struct iovec iov[2];
		size_t len0, len1;
		ssize_t len;

		bzero(ac->ac_buffer, ac->ac_buflen);
		bzero(&aio, sizeof(aio));
		aio.aio_fildes = ac->ac_read_fd;
		aio.aio_offset = 0;
		len0 = ac->ac_buflen * 3 / 4;
		len1 = ac->ac_buflen / 4;
		iov[0].iov_base = ac->ac_buffer + len1;
		iov[0].iov_len = len0;
		iov[1].iov_base = ac->ac_buffer;
		iov[1].iov_len = len1;
		aio.aio_iov = iov;
		aio.aio_iovcnt = 2;
		if (sev)
		aio.aio_sigevent = *sev;

		if (aio_readv(&aio) < 0)
		atf_tc_fail("aio_read failed: %s", strerror(errno));

		len = comp(&aio);
		if (len < 0)
		atf_tc_fail("aio failed: %s", strerror(errno));

		ATF_REQUIRE_EQ_MSG(len, ac->ac_buflen,
		"aio short read (%jd)", (intmax_t)len);

		if (aio_test_buffer(ac->ac_buffer, ac->ac_buflen, ac->ac_seed) == 0)
		atf_tc_fail("buffer mismatched");
		}

/*		/*
* Series of type-specific tests for AIO. For now, we just make sure we can		* Series of type-specific tests for AIO. For now, we just make sure we can
* issue a write and then a read to each type. We assume that once a write		* issue a write and then a read to each type. We assume that once a write
* is issued, a read can follow.		* is issued, a read can follow.
*/		*/

/*		/*
* Test with a classic file. Assumes we can create a moderate size temporary		* Test with a classic file. Assumes we can create a moderate size temporary
* file.		* file.
*/		*/
#define FILE_LEN GLOBAL_MAX		#define FILE_LEN GLOBAL_MAX
#define FILE_PATHNAME "testfile"		#define FILE_PATHNAME "testfile"

static void		static void
aio_file_test(completion comp, struct sigevent *sev)		aio_file_test(completion comp, struct sigevent *sev, bool vectored)
{		{
struct aio_context ac;		struct aio_context ac;
int fd;		int fd;

ATF_REQUIRE_KERNEL_MODULE("aio");		ATF_REQUIRE_KERNEL_MODULE("aio");
ATF_REQUIRE_UNSAFE_AIO();		ATF_REQUIRE_UNSAFE_AIO();

fd = open(FILE_PATHNAME, O_RDWR \| O_CREAT, 0600);		fd = open(FILE_PATHNAME, O_RDWR \| O_CREAT, 0600);
ATF_REQUIRE_MSG(fd != -1, "open failed: %s", strerror(errno));		ATF_REQUIRE_MSG(fd != -1, "open failed: %s", strerror(errno));

aio_context_init(&ac, fd, fd, FILE_LEN);		aio_context_init(&ac, fd, fd, FILE_LEN);
		if (vectored) {
		aio_writev_test(&ac, comp, sev);
		aio_readv_test(&ac, comp, sev);
		} else {
aio_write_test(&ac, comp, sev);		aio_write_test(&ac, comp, sev);
aio_read_test(&ac, comp, sev);		aio_read_test(&ac, comp, sev);
		}
close(fd);		close(fd);
}		}

ATF_TC_WITHOUT_HEAD(file_poll);		ATF_TC_WITHOUT_HEAD(file_poll);
ATF_TC_BODY(file_poll, tc)		ATF_TC_BODY(file_poll, tc)
{		{
aio_file_test(poll, NULL);		aio_file_test(poll, NULL, false);
}		}

ATF_TC_WITHOUT_HEAD(file_signal);		ATF_TC_WITHOUT_HEAD(file_signal);
ATF_TC_BODY(file_signal, tc)		ATF_TC_BODY(file_signal, tc)
{		{
aio_file_test(poll_signaled, setup_signal());		aio_file_test(poll_signaled, setup_signal(), false);
}		}

ATF_TC_WITHOUT_HEAD(file_suspend);		ATF_TC_WITHOUT_HEAD(file_suspend);
ATF_TC_BODY(file_suspend, tc)		ATF_TC_BODY(file_suspend, tc)
{		{
aio_file_test(suspend, NULL);		aio_file_test(suspend, NULL, false);
}		}

ATF_TC_WITHOUT_HEAD(file_thread);		ATF_TC_WITHOUT_HEAD(file_thread);
ATF_TC_BODY(file_thread, tc)		ATF_TC_BODY(file_thread, tc)
{		{
aio_file_test(poll_signaled, setup_thread());		aio_file_test(poll_signaled, setup_thread(), false);
}		}

ATF_TC_WITHOUT_HEAD(file_waitcomplete);		ATF_TC_WITHOUT_HEAD(file_waitcomplete);
ATF_TC_BODY(file_waitcomplete, tc)		ATF_TC_BODY(file_waitcomplete, tc)
{		{
aio_file_test(waitcomplete, NULL);		aio_file_test(waitcomplete, NULL, false);
}		}

#define FIFO_LEN 256		#define FIFO_LEN 256
#define FIFO_PATHNAME "testfifo"		#define FIFO_PATHNAME "testfifo"

static void		static void
aio_fifo_test(completion comp, struct sigevent *sev)		aio_fifo_test(completion comp, struct sigevent *sev)
{		{
▲ Show 20 Lines • Show All 57 Lines • ▼ Show 20 Lines
ATF_TC_WITHOUT_HEAD(fifo_waitcomplete);		ATF_TC_WITHOUT_HEAD(fifo_waitcomplete);
ATF_TC_BODY(fifo_waitcomplete, tc)		ATF_TC_BODY(fifo_waitcomplete, tc)
{		{
aio_fifo_test(waitcomplete, NULL);		aio_fifo_test(waitcomplete, NULL);
}		}

#define UNIX_SOCKETPAIR_LEN 256		#define UNIX_SOCKETPAIR_LEN 256
static void		static void
aio_unix_socketpair_test(completion comp, struct sigevent *sev)		aio_unix_socketpair_test(completion comp, struct sigevent *sev, bool vectored)
{		{
struct aio_context ac;		struct aio_context ac;
struct rusage ru_before, ru_after;		struct rusage ru_before, ru_after;
int sockets[2];		int sockets[2];

ATF_REQUIRE_KERNEL_MODULE("aio");		ATF_REQUIRE_KERNEL_MODULE("aio");

ATF_REQUIRE_MSG(socketpair(PF_UNIX, SOCK_STREAM, 0, sockets) != -1,		ATF_REQUIRE_MSG(socketpair(PF_UNIX, SOCK_STREAM, 0, sockets) != -1,
"socketpair failed: %s", strerror(errno));		"socketpair failed: %s", strerror(errno));

aio_context_init(&ac, sockets[0], sockets[1], UNIX_SOCKETPAIR_LEN);		aio_context_init(&ac, sockets[0], sockets[1], UNIX_SOCKETPAIR_LEN);
ATF_REQUIRE_MSG(getrusage(RUSAGE_SELF, &ru_before) != -1,		ATF_REQUIRE_MSG(getrusage(RUSAGE_SELF, &ru_before) != -1,
"getrusage failed: %s", strerror(errno));		"getrusage failed: %s", strerror(errno));
		if (vectored) {
		aio_writev_test(&ac, comp, sev);
		aio_readv_test(&ac, comp, sev);
		} else {
aio_write_test(&ac, comp, sev);		aio_write_test(&ac, comp, sev);
ATF_REQUIRE_MSG(getrusage(RUSAGE_SELF, &ru_after) != -1,
"getrusage failed: %s", strerror(errno));
ATF_REQUIRE(ru_after.ru_msgsnd == ru_before.ru_msgsnd + 1);
ru_before = ru_after;
aio_read_test(&ac, comp, sev);		aio_read_test(&ac, comp, sev);
		}
ATF_REQUIRE_MSG(getrusage(RUSAGE_SELF, &ru_after) != -1,		ATF_REQUIRE_MSG(getrusage(RUSAGE_SELF, &ru_after) != -1,
"getrusage failed: %s", strerror(errno));		"getrusage failed: %s", strerror(errno));
		ATF_REQUIRE(ru_after.ru_msgsnd == ru_before.ru_msgsnd + 1);
ATF_REQUIRE(ru_after.ru_msgrcv == ru_before.ru_msgrcv + 1);		ATF_REQUIRE(ru_after.ru_msgrcv == ru_before.ru_msgrcv + 1);

close(sockets[0]);		close(sockets[0]);
close(sockets[1]);		close(sockets[1]);
}		}

ATF_TC_WITHOUT_HEAD(socket_poll);		ATF_TC_WITHOUT_HEAD(socket_poll);
ATF_TC_BODY(socket_poll, tc)		ATF_TC_BODY(socket_poll, tc)
{		{
aio_unix_socketpair_test(poll, NULL);		aio_unix_socketpair_test(poll, NULL, false);
}		}

ATF_TC_WITHOUT_HEAD(socket_signal);		ATF_TC_WITHOUT_HEAD(socket_signal);
ATF_TC_BODY(socket_signal, tc)		ATF_TC_BODY(socket_signal, tc)
{		{
aio_unix_socketpair_test(poll_signaled, setup_signal());		aio_unix_socketpair_test(poll_signaled, setup_signal(), false);
}		}

ATF_TC_WITHOUT_HEAD(socket_suspend);		ATF_TC_WITHOUT_HEAD(socket_suspend);
ATF_TC_BODY(socket_suspend, tc)		ATF_TC_BODY(socket_suspend, tc)
{		{
aio_unix_socketpair_test(suspend, NULL);		aio_unix_socketpair_test(suspend, NULL, false);
}		}

ATF_TC_WITHOUT_HEAD(socket_thread);		ATF_TC_WITHOUT_HEAD(socket_thread);
ATF_TC_BODY(socket_thread, tc)		ATF_TC_BODY(socket_thread, tc)
{		{
aio_unix_socketpair_test(poll_signaled, setup_thread());		aio_unix_socketpair_test(poll_signaled, setup_thread(), false);
}		}

ATF_TC_WITHOUT_HEAD(socket_waitcomplete);		ATF_TC_WITHOUT_HEAD(socket_waitcomplete);
ATF_TC_BODY(socket_waitcomplete, tc)		ATF_TC_BODY(socket_waitcomplete, tc)
{		{
aio_unix_socketpair_test(waitcomplete, NULL);		aio_unix_socketpair_test(waitcomplete, NULL, false);
}		}

struct aio_pty_arg {		struct aio_pty_arg {
int apa_read_fd;		int apa_read_fd;
int apa_write_fd;		int apa_write_fd;
};		};

#define PTY_LEN 256		#define PTY_LEN 256
▲ Show 20 Lines • Show All 111 Lines • ▼ Show 20 Lines
ATF_TC_BODY(pipe_waitcomplete, tc)		ATF_TC_BODY(pipe_waitcomplete, tc)
{		{
aio_pipe_test(waitcomplete, NULL);		aio_pipe_test(waitcomplete, NULL);
}		}

#define MD_LEN GLOBAL_MAX		#define MD_LEN GLOBAL_MAX
#define MDUNIT_LINK "mdunit_link"		#define MDUNIT_LINK "mdunit_link"

static void		static int
aio_md_cleanup(void)		aio_md_setup(void)
{		{
struct md_ioctl mdio;
int mdctl_fd, error, n, unit;
char buf[80];

mdctl_fd = open("/dev/" MDCTL_NAME, O_RDWR, 0);
ATF_REQUIRE(mdctl_fd >= 0);
n = readlink(MDUNIT_LINK, buf, sizeof(buf));
if (n > 0) {
if (sscanf(buf, "%d", &unit) == 1 && unit >= 0) {
bzero(&mdio, sizeof(mdio));
mdio.md_version = MDIOVERSION;
mdio.md_unit = unit;
if (ioctl(mdctl_fd, MDIOCDETACH, &mdio) == -1) {
error = errno;
close(mdctl_fd);
errno = error;
atf_tc_fail("ioctl MDIOCDETACH failed: %s",
strerror(errno));
}
}
}

close(mdctl_fd);
}

static void
aio_md_test(completion comp, struct sigevent *sev)
{
int error, fd, mdctl_fd, unit;		int error, fd, mdctl_fd, unit;
char pathname[PATH_MAX];		char pathname[PATH_MAX];
struct aio_context ac;
struct md_ioctl mdio;		struct md_ioctl mdio;
char buf[80];		char buf[80];

ATF_REQUIRE_KERNEL_MODULE("aio");		ATF_REQUIRE_KERNEL_MODULE("aio");

mdctl_fd = open("/dev/" MDCTL_NAME, O_RDWR, 0);		mdctl_fd = open("/dev/" MDCTL_NAME, O_RDWR, 0);
ATF_REQUIRE_MSG(mdctl_fd != -1,		ATF_REQUIRE_MSG(mdctl_fd != -1,
"opening /dev/%s failed: %s", MDCTL_NAME, strerror(errno));		"opening /dev/%s failed: %s", MDCTL_NAME, strerror(errno));
Show All 15 Lines	aio_md_setup(void)
/* Store the md unit number in a symlink for future cleanup */		/* Store the md unit number in a symlink for future cleanup */
unit = mdio.md_unit;		unit = mdio.md_unit;
snprintf(buf, sizeof(buf), "%d", unit);		snprintf(buf, sizeof(buf), "%d", unit);
ATF_REQUIRE_EQ(0, symlink(buf, MDUNIT_LINK));		ATF_REQUIRE_EQ(0, symlink(buf, MDUNIT_LINK));
snprintf(pathname, PATH_MAX, "/dev/md%d", unit);		snprintf(pathname, PATH_MAX, "/dev/md%d", unit);
fd = open(pathname, O_RDWR);		fd = open(pathname, O_RDWR);
ATF_REQUIRE_MSG(fd != -1,		ATF_REQUIRE_MSG(fd != -1,
"opening %s failed: %s", pathname, strerror(errno));		"opening %s failed: %s", pathname, strerror(errno));

		return (fd);
		}

		static void
		aio_md_cleanup(void)
		{
		struct md_ioctl mdio;
		int mdctl_fd, error, n, unit;
		char buf[80];

		mdctl_fd = open("/dev/" MDCTL_NAME, O_RDWR, 0);
		ATF_REQUIRE(mdctl_fd >= 0);
		n = readlink(MDUNIT_LINK, buf, sizeof(buf));
		if (n > 0) {
		if (sscanf(buf, "%d", &unit) == 1 && unit >= 0) {
		bzero(&mdio, sizeof(mdio));
		mdio.md_version = MDIOVERSION;
		mdio.md_unit = unit;
		if (ioctl(mdctl_fd, MDIOCDETACH, &mdio) == -1) {
		error = errno;
		close(mdctl_fd);
		errno = error;
		atf_tc_fail("ioctl MDIOCDETACH failed: %s",
		strerror(errno));
		}
		}
		}

		close(mdctl_fd);
		}

		static void
		aio_md_test(completion comp, struct sigevent *sev, bool vectored)
		{
		struct aio_context ac;
		int fd;

		fd = aio_md_setup();
aio_context_init(&ac, fd, fd, MD_LEN);		aio_context_init(&ac, fd, fd, MD_LEN);
		if (vectored) {
		aio_writev_test(&ac, comp, sev);
		aio_readv_test(&ac, comp, sev);
		} else {
aio_write_test(&ac, comp, sev);		aio_write_test(&ac, comp, sev);
aio_read_test(&ac, comp, sev);		aio_read_test(&ac, comp, sev);
		}

close(fd);		close(fd);
}		}

ATF_TC_WITH_CLEANUP(md_poll);		ATF_TC_WITH_CLEANUP(md_poll);
ATF_TC_HEAD(md_poll, tc)		ATF_TC_HEAD(md_poll, tc)
{		{

atf_tc_set_md_var(tc, "require.user", "root");		atf_tc_set_md_var(tc, "require.user", "root");
}		}
ATF_TC_BODY(md_poll, tc)		ATF_TC_BODY(md_poll, tc)
{		{
aio_md_test(poll, NULL);		aio_md_test(poll, NULL, false);
}		}
ATF_TC_CLEANUP(md_poll, tc)		ATF_TC_CLEANUP(md_poll, tc)
{		{
aio_md_cleanup();		aio_md_cleanup();
}		}

ATF_TC_WITH_CLEANUP(md_signal);		ATF_TC_WITH_CLEANUP(md_signal);
ATF_TC_HEAD(md_signal, tc)		ATF_TC_HEAD(md_signal, tc)
{		{

atf_tc_set_md_var(tc, "require.user", "root");		atf_tc_set_md_var(tc, "require.user", "root");
}		}
ATF_TC_BODY(md_signal, tc)		ATF_TC_BODY(md_signal, tc)
{		{
aio_md_test(poll_signaled, setup_signal());		aio_md_test(poll_signaled, setup_signal(), false);
}		}
ATF_TC_CLEANUP(md_signal, tc)		ATF_TC_CLEANUP(md_signal, tc)
{		{
aio_md_cleanup();		aio_md_cleanup();
}		}

ATF_TC_WITH_CLEANUP(md_suspend);		ATF_TC_WITH_CLEANUP(md_suspend);
ATF_TC_HEAD(md_suspend, tc)		ATF_TC_HEAD(md_suspend, tc)
{		{

atf_tc_set_md_var(tc, "require.user", "root");		atf_tc_set_md_var(tc, "require.user", "root");
}		}
ATF_TC_BODY(md_suspend, tc)		ATF_TC_BODY(md_suspend, tc)
{		{
aio_md_test(suspend, NULL);		aio_md_test(suspend, NULL, false);
}		}
ATF_TC_CLEANUP(md_suspend, tc)		ATF_TC_CLEANUP(md_suspend, tc)
{		{
aio_md_cleanup();		aio_md_cleanup();
}		}

ATF_TC_WITH_CLEANUP(md_thread);		ATF_TC_WITH_CLEANUP(md_thread);
ATF_TC_HEAD(md_thread, tc)		ATF_TC_HEAD(md_thread, tc)
{		{

atf_tc_set_md_var(tc, "require.user", "root");		atf_tc_set_md_var(tc, "require.user", "root");
}		}
ATF_TC_BODY(md_thread, tc)		ATF_TC_BODY(md_thread, tc)
{		{
aio_md_test(poll_signaled, setup_thread());		aio_md_test(poll_signaled, setup_thread(), false);
}		}
ATF_TC_CLEANUP(md_thread, tc)		ATF_TC_CLEANUP(md_thread, tc)
{		{
aio_md_cleanup();		aio_md_cleanup();
}		}

ATF_TC_WITH_CLEANUP(md_waitcomplete);		ATF_TC_WITH_CLEANUP(md_waitcomplete);
ATF_TC_HEAD(md_waitcomplete, tc)		ATF_TC_HEAD(md_waitcomplete, tc)
{		{

atf_tc_set_md_var(tc, "require.user", "root");		atf_tc_set_md_var(tc, "require.user", "root");
}		}
ATF_TC_BODY(md_waitcomplete, tc)		ATF_TC_BODY(md_waitcomplete, tc)
{		{
aio_md_test(waitcomplete, NULL);		aio_md_test(waitcomplete, NULL, false);
}		}
ATF_TC_CLEANUP(md_waitcomplete, tc)		ATF_TC_CLEANUP(md_waitcomplete, tc)
{		{
aio_md_cleanup();		aio_md_cleanup();
}		}

		#define ZVOL_VDEV_PATHNAME "test_vdev"
		#define POOL_SIZE (1 << 28) /* 256 MB */
		#define ZVOL_SIZE "64m"
		#define POOL_NAME "aio_testpool"
		#define ZVOL_NAME "aio_testvol"

		static int
		aio_zvol_setup(void)
		{
		int fd;

		ATF_REQUIRE_KERNEL_MODULE("aio");
		ATF_REQUIRE_KERNEL_MODULE("zfs");

		fd = open(ZVOL_VDEV_PATHNAME, O_RDWR \| O_CREAT, 0600);
		ATF_REQUIRE_MSG(fd != -1, "open failed: %s", strerror(errno));
		ATF_REQUIRE_EQ_MSG(0,
		ftruncate(fd, POOL_SIZE), "ftruncate failed: %s", strerror(errno));
		close(fd);

		ATF_REQUIRE_EQ_MSG(0,
		system("zpool create " POOL_NAME " $PWD/" ZVOL_VDEV_PATHNAME),
		"zpool create failed: %s", strerror(errno));
		ATF_REQUIRE_EQ_MSG(0,
		system("zfs create -o volblocksize=8192 -o volmode=dev -V "
		ZVOL_SIZE " " POOL_NAME "/" ZVOL_NAME),
		"zfs create failed: %s", strerror(errno));
		/*
		* XXX Due to bug 251828, we need an extra "zfs set here"
		* https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=251828
		*/
		ATF_REQUIRE_EQ_MSG(0,
		system("zfs set volmode=dev " POOL_NAME "/" ZVOL_NAME),
		"zfs set failed: %s", strerror(errno));

		fd = open("/dev/zvol/" POOL_NAME "/" ZVOL_NAME, O_RDWR);
		ATF_REQUIRE_MSG(fd != -1, "open failed: %s", strerror(errno));
		return (fd);
		}

		static void
		aio_zvol_cleanup(void)
		{
		system("zpool destroy " POOL_NAME);
		}


ATF_TC_WITHOUT_HEAD(aio_large_read_test);		ATF_TC_WITHOUT_HEAD(aio_large_read_test);
ATF_TC_BODY(aio_large_read_test, tc)		ATF_TC_BODY(aio_large_read_test, tc)
{		{
struct aiocb cb, *cbp;		struct aiocb cb, *cbp;
ssize_t nread;		ssize_t nread;
size_t len;		size_t len;
int fd;		int fd;
#ifdef __LP64__		#ifdef __LP64__
▲ Show 20 Lines • Show All 114 Lines • ▼ Show 20 Lines	#endif
*/		*/
ATF_REQUIRE(aio_error(&ioreq[i].iocb) == EINPROGRESS);		ATF_REQUIRE(aio_error(&ioreq[i].iocb) == EINPROGRESS);
ATF_REQUIRE(aio_cancel(s[0], &ioreq[i].iocb) == AIO_CANCELED);		ATF_REQUIRE(aio_cancel(s[0], &ioreq[i].iocb) == AIO_CANCELED);

close(s[1]);		close(s[1]);
close(s[0]);		close(s[0]);
}		}

/*		static void
* This test ensures that aio_write() on a blocking socket of a "large"		aio_socket_blocking_short_write_test(bool vectored)
* buffer does not return a short completion.
*/
ATF_TC_WITHOUT_HEAD(aio_socket_blocking_short_write);
ATF_TC_BODY(aio_socket_blocking_short_write, tc)
{		{
struct aiocb iocb, *iocbp;		struct aiocb iocb, *iocbp;
		struct iovec iov[2];
char *buffer[2];		char *buffer[2];
ssize_t done;		ssize_t done, r;
int buffer_size, sb_size;		int buffer_size, sb_size;
socklen_t len;		socklen_t len;
int s[2];		int s[2];

ATF_REQUIRE_KERNEL_MODULE("aio");		ATF_REQUIRE_KERNEL_MODULE("aio");

ATF_REQUIRE(socketpair(PF_UNIX, SOCK_STREAM, 0, s) != -1);		ATF_REQUIRE(socketpair(PF_UNIX, SOCK_STREAM, 0, s) != -1);

Show All 21 Lines	aio_socket_blocking_short_write_test(bool vectored)
buffer[1] = malloc(buffer_size);		buffer[1] = malloc(buffer_size);
ATF_REQUIRE(buffer[1] != NULL);		ATF_REQUIRE(buffer[1] != NULL);

srandomdev();		srandomdev();
aio_fill_buffer(buffer[1], buffer_size, random());		aio_fill_buffer(buffer[1], buffer_size, random());

memset(&iocb, 0, sizeof(iocb));		memset(&iocb, 0, sizeof(iocb));
iocb.aio_fildes = s[1];		iocb.aio_fildes = s[1];
		if (vectored) {
		iov[0].iov_base = buffer[1];
		iov[0].iov_len = buffer_size / 2 + 1;
		iov[1].iov_base = buffer[1] + buffer_size / 2 + 1;
		iov[1].iov_len = buffer_size / 2 - 1;
		iocb.aio_iov = iov;
		iocb.aio_iovcnt = 2;
		r = aio_writev(&iocb);
		ATF_CHECK_EQ_MSG(0, r, "aio_writev returned %zd", r);
		} else {
iocb.aio_buf = buffer[1];		iocb.aio_buf = buffer[1];
iocb.aio_nbytes = buffer_size;		iocb.aio_nbytes = buffer_size;
ATF_REQUIRE(aio_write(&iocb) == 0);		r = aio_writev(&iocb);
		ATF_CHECK_EQ_MSG(0, r, "aio_writev returned %zd", r);
		}

done = recv(s[0], buffer[0], buffer_size, MSG_WAITALL);		done = recv(s[0], buffer[0], buffer_size, MSG_WAITALL);
ATF_REQUIRE(done == buffer_size);		ATF_REQUIRE(done == buffer_size);

done = aio_waitcomplete(&iocbp, NULL);		done = aio_waitcomplete(&iocbp, NULL);
ATF_REQUIRE(iocbp == &iocb);		ATF_REQUIRE(iocbp == &iocb);
ATF_REQUIRE(done == buffer_size);		ATF_REQUIRE(done == buffer_size);

ATF_REQUIRE(memcmp(buffer[0], buffer[1], buffer_size) == 0);		ATF_REQUIRE(memcmp(buffer[0], buffer[1], buffer_size) == 0);

close(s[1]);		close(s[1]);
close(s[0]);		close(s[0]);
}		}

/*		/*
		* This test ensures that aio_write() on a blocking socket of a "large"
		* buffer does not return a short completion.
		*/
		ATF_TC_WITHOUT_HEAD(aio_socket_blocking_short_write);
		ATF_TC_BODY(aio_socket_blocking_short_write, tc)
		{
		aio_socket_blocking_short_write_test(false);
		}

		/*
		* Like aio_socket_blocking_short_write, but also tests that partially
		* completed vectored sends can be retried correctly.
		*/
		ATF_TC_WITHOUT_HEAD(aio_socket_blocking_short_write_vectored);
		ATF_TC_BODY(aio_socket_blocking_short_write_vectored, tc)
		{
		aio_socket_blocking_short_write_test(true);
		}

		/*
* This test verifies that cancelling a partially completed socket write		* This test verifies that cancelling a partially completed socket write
* returns a short write rather than ECANCELED.		* returns a short write rather than ECANCELED.
*/		*/
ATF_TC_WITHOUT_HEAD(aio_socket_short_write_cancel);		ATF_TC_WITHOUT_HEAD(aio_socket_short_write_cancel);
ATF_TC_BODY(aio_socket_short_write_cancel, tc)		ATF_TC_BODY(aio_socket_short_write_cancel, tc)
{		{
struct aiocb iocb, *iocbp;		struct aiocb iocb, *iocbp;
char *buffer[2];		char *buffer[2];
▲ Show 20 Lines • Show All 167 Lines • ▼ Show 20 Lines	ATF_TC_BODY(aio_fsync_test, tc)

for (i = 0; i < nitems(buffers); i++)		for (i = 0; i < nitems(buffers); i++)
ATF_REQUIRE_MSG(buffers[i].done,		ATF_REQUIRE_MSG(buffers[i].done,
"AIO request %u did not complete", i);		"AIO request %u did not complete", i);

close(fd);		close(fd);
}		}

		/*
		* We shouldn't be able to DoS the system by setting iov_len to an insane
		* value
		*/
		ATF_TC_WITHOUT_HEAD(aio_writev_dos_iov_len);
		ATF_TC_BODY(aio_writev_dos_iov_len, tc)
		{
		struct aiocb aio;
		const struct aiocb *const iocbs[] = {&aio};
		const char *wbuf = "Hello, world!";
		struct iovec iov[1];
		ssize_t len, r;
		int fd;

		ATF_REQUIRE_KERNEL_MODULE("aio");
		ATF_REQUIRE_UNSAFE_AIO();

		fd = open("testfile", O_RDWR \| O_CREAT, 0600);
		ATF_REQUIRE_MSG(fd != -1, "open failed: %s", strerror(errno));

		len = strlen(wbuf);
		iov[0].iov_base = __DECONST(void*, wbuf);
		iov[0].iov_len = 1 << 30;
		bzero(&aio, sizeof(aio));
		aio.aio_fildes = fd;
		aio.aio_offset = 0;
		aio.aio_iov = iov;
		aio.aio_iovcnt = 1;

		r = aio_writev(&aio);
		ATF_CHECK_EQ_MSG(0, r, "aio_writev returned %zd", r);
		ATF_REQUIRE_EQ(0, aio_suspend(iocbs, 1, NULL));
		r = aio_return(&aio);
		ATF_CHECK_EQ_MSG(-1, r, "aio_return returned %zd", r);
		ATF_CHECK_MSG(errno == EFAULT \|\| errno == EINVAL,
		"aio_writev: %s", strerror(errno));

		close(fd);
		}

		/*
		* We shouldn't be able to DoS the system by setting aio_iovcnt to an insane
		* value
		*/
		ATF_TC_WITHOUT_HEAD(aio_writev_dos_iovcnt);
		ATF_TC_BODY(aio_writev_dos_iovcnt, tc)
		{
		struct aiocb aio;
		const char *wbuf = "Hello, world!";
		struct iovec iov[1];
		ssize_t len;
		int fd;

		ATF_REQUIRE_KERNEL_MODULE("aio");
		ATF_REQUIRE_UNSAFE_AIO();

		fd = open("testfile", O_RDWR \| O_CREAT, 0600);
		ATF_REQUIRE_MSG(fd != -1, "open failed: %s", strerror(errno));

		len = strlen(wbuf);
		iov[0].iov_base = __DECONST(void*, wbuf);
		iov[0].iov_len = len;
		bzero(&aio, sizeof(aio));
		aio.aio_fildes = fd;
		aio.aio_offset = 0;
		aio.aio_iov = iov;
		aio.aio_iovcnt = 1 << 30;

		ATF_REQUIRE_EQ(-1, aio_writev(&aio));
		ATF_CHECK_EQ(EINVAL, errno);

		close(fd);
		}

		ATF_TC_WITH_CLEANUP(aio_writev_efault);
		ATF_TC_HEAD(aio_writev_efault, tc)
		{
		atf_tc_set_md_var(tc, "descr",
		"Vectored AIO should gracefully handle invalid addresses");
		atf_tc_set_md_var(tc, "require.user", "root");
		}
		ATF_TC_BODY(aio_writev_efault, tc)
		{
		struct aiocb aio;
		ssize_t buflen;
		char *buffer;
		struct iovec iov[2];
		long seed;
		int fd;

		ATF_REQUIRE_KERNEL_MODULE("aio");
		ATF_REQUIRE_UNSAFE_AIO();

		fd = aio_md_setup();

		seed = random();
		buflen = 4096;
		buffer = malloc(buflen);
		aio_fill_buffer(buffer, buflen, seed);
		iov[0].iov_base = buffer;
		iov[0].iov_len = buflen;
		iov[1].iov_base = (void)-1; / Invalid! */
		iov[1].iov_len = buflen;
		bzero(&aio, sizeof(aio));
		aio.aio_fildes = fd;
		aio.aio_offset = 0;
		aio.aio_iov = iov;
		aio.aio_iovcnt = nitems(iov);

		ATF_REQUIRE_EQ(-1, aio_writev(&aio));
		ATF_CHECK_EQ(EFAULT, errno);

		close(fd);
		}
		ATF_TC_CLEANUP(aio_writev_efault, tc)
		{
		aio_md_cleanup();
		}

		ATF_TC_WITHOUT_HEAD(aio_writev_empty_file_poll);
		ATF_TC_BODY(aio_writev_empty_file_poll, tc)
		{
		struct aiocb aio;
		int fd;

		ATF_REQUIRE_KERNEL_MODULE("aio");
		ATF_REQUIRE_UNSAFE_AIO();

		fd = open("testfile", O_RDWR \| O_CREAT, 0600);
		ATF_REQUIRE_MSG(fd != -1, "open failed: %s", strerror(errno));

		bzero(&aio, sizeof(aio));
		aio.aio_fildes = fd;
		aio.aio_offset = 0;
		aio.aio_iovcnt = 0;

		ATF_REQUIRE_EQ(0, aio_writev(&aio));
		ATF_REQUIRE_EQ(0, suspend(&aio));

		close(fd);
		}

		ATF_TC_WITHOUT_HEAD(aio_writev_empty_file_signal);
		ATF_TC_BODY(aio_writev_empty_file_signal, tc)
		{
		struct aiocb aio;
		int fd;

		ATF_REQUIRE_KERNEL_MODULE("aio");
		ATF_REQUIRE_UNSAFE_AIO();

		fd = open("testfile", O_RDWR \| O_CREAT, 0600);
		ATF_REQUIRE_MSG(fd != -1, "open failed: %s", strerror(errno));

		bzero(&aio, sizeof(aio));
		aio.aio_fildes = fd;
		aio.aio_offset = 0;
		aio.aio_iovcnt = 0;
		aio.aio_sigevent = *setup_signal();

		ATF_REQUIRE_EQ(0, aio_writev(&aio));
		ATF_REQUIRE_EQ(0, poll_signaled(&aio));

		close(fd);
		}

		// aio_writev and aio_readv should still work even if the iovcnt is greater
		// than the number of buffered AIO operations permitted per process.
		ATF_TC_WITH_CLEANUP(vectored_big_iovcnt);
		ATF_TC_HEAD(vectored_big_iovcnt, tc)
		{
		atf_tc_set_md_var(tc, "descr",
		"Vectored AIO should still work even if the iovcnt is greater than "
		"the number of buffered AIO operations permitted by the process");
		atf_tc_set_md_var(tc, "require.user", "root");
		}
		ATF_TC_BODY(vectored_big_iovcnt, tc)
		{
		struct aiocb aio;
		struct iovec *iov;
		ssize_t len, buflen;
		char *buffer;
		const char *oid = "vfs.aio.max_buf_aio";
		long seed;
		int max_buf_aio;
		int fd, i;
		ssize_t sysctl_len = sizeof(max_buf_aio);

		ATF_REQUIRE_KERNEL_MODULE("aio");
		ATF_REQUIRE_UNSAFE_AIO();

		if (sysctlbyname(oid, &max_buf_aio, &sysctl_len, NULL, 0) == -1)
		atf_libc_error(errno, "Failed to read %s", oid);

		seed = random();
		buflen = 512 * (max_buf_aio + 1);
		buffer = malloc(buflen);
		aio_fill_buffer(buffer, buflen, seed);
		iov = calloc(max_buf_aio + 1, sizeof(struct iovec));

		fd = aio_md_setup();

		bzero(&aio, sizeof(aio));
		aio.aio_fildes = fd;
		aio.aio_offset = 0;
		for (i = 0; i < max_buf_aio + 1; i++) {
		iov[i].iov_base = &buffer[i * 512];
		iov[i].iov_len = 512;
		}
		aio.aio_iov = iov;
		aio.aio_iovcnt = max_buf_aio + 1;

		if (aio_writev(&aio) < 0)
		atf_tc_fail("aio_writev failed: %s", strerror(errno));

		len = poll(&aio);
		if (len < 0)
		atf_tc_fail("aio failed: %s", strerror(errno));

		if (len != buflen)
		atf_tc_fail("aio short write (%jd)", (intmax_t)len);

		bzero(&aio, sizeof(aio));
		aio.aio_fildes = fd;
		aio.aio_offset = 0;
		aio.aio_iov = iov;
		aio.aio_iovcnt = max_buf_aio + 1;

		if (aio_readv(&aio) < 0)
		atf_tc_fail("aio_readv failed: %s", strerror(errno));

		len = poll(&aio);
		if (len < 0)
		atf_tc_fail("aio failed: %s", strerror(errno));

		if (len != buflen)
		atf_tc_fail("aio short read (%jd)", (intmax_t)len);

		if (aio_test_buffer(buffer, buflen, seed) == 0)
		atf_tc_fail("buffer mismatched");

		close(fd);
		}
		ATF_TC_CLEANUP(vectored_big_iovcnt, tc)
		{
		aio_md_cleanup();
		}

		ATF_TC_WITHOUT_HEAD(vectored_file_poll);
		ATF_TC_BODY(vectored_file_poll, tc)
		{
		aio_file_test(poll, NULL, true);
		}

		ATF_TC_WITH_CLEANUP(vectored_md_poll);
		ATF_TC_HEAD(vectored_md_poll, tc)
		{
		atf_tc_set_md_var(tc, "require.user", "root");
		}
		ATF_TC_BODY(vectored_md_poll, tc)
		{
		aio_md_test(poll, NULL, true);
		}
		ATF_TC_CLEANUP(vectored_md_poll, tc)
		{
		aio_md_cleanup();
		}

		ATF_TC_WITHOUT_HEAD(vectored_socket_poll);
		ATF_TC_BODY(vectored_socket_poll, tc)
		{
		aio_unix_socketpair_test(poll, NULL, true);
		}

		// aio_writev and aio_readv should still work even if the iov contains elements
		// that aren't a multiple of the device's sector size, and even if the total
		// amount if I/O _is_ a multiple of the device's sector size.
		ATF_TC_WITH_CLEANUP(vectored_unaligned);
		arichardsonUnsubmitted Not Done Inline Actions This test and `vectored_zvol_poll` appear to be failing in CI recently (https://ci.freebsd.org/job/FreeBSD-main-amd64-test/19158/testReport/junit/sys.aio/aio_test/vectored_unaligned/). Any ideas why this could be happening? I am not sure if it has ever succeeded in CI, most previous runs show it as skipped. arichardson: This test and `vectored_zvol_poll` appear to be failing in CI recently (https://ci.freebsd.
		asomersAuthorUnsubmitted Done Inline Actions No, and I can't reproduce that failure myself. It might be a race condition in ZFS, or maybe for some other reason the zvol doesn't have the expected name. asomers: No, and I can't reproduce that failure myself. It might be a race condition in ZFS, or maybe…
		ATF_TC_HEAD(vectored_unaligned, tc)
		{
		atf_tc_set_md_var(tc, "descr",
		"Vectored AIO should still work even if the iov contains elements "
		"that aren't a multiple of the sector size.");
		atf_tc_set_md_var(tc, "require.user", "root");
		}
		ATF_TC_BODY(vectored_unaligned, tc)
		{
		struct aio_context ac;
		struct aiocb aio;
		struct iovec iov[3];
		ssize_t len, total_len;
		int fd;

		ATF_REQUIRE_KERNEL_MODULE("aio");
		ATF_REQUIRE_UNSAFE_AIO();

		/*
		* Use a zvol with volmode=dev, so it will allow .d_write with
		* unaligned uio. geom devices use physio, which doesn't allow that.
		*/
		fd = aio_zvol_setup();
		aio_context_init(&ac, fd, fd, FILE_LEN);

		/* Break the buffer into 3 parts:
		* * A 4kB part, aligned to 4kB
		* * Two other parts that add up to 4kB:
		* - 256B
		* - 4kB - 256B
		*/
		iov[0].iov_base = ac.ac_buffer;
		iov[0].iov_len = 4096;
		iov[1].iov_base = (void*)((uintptr_t)iov[0].iov_base + iov[0].iov_len);
		iov[1].iov_len = 256;
		iov[2].iov_base = (void*)((uintptr_t)iov[1].iov_base + iov[1].iov_len);
		iov[2].iov_len = 4096 - iov[1].iov_len;
		total_len = iov[0].iov_len + iov[1].iov_len + iov[2].iov_len;
		bzero(&aio, sizeof(aio));
		aio.aio_fildes = ac.ac_write_fd;
		aio.aio_offset = 0;
		aio.aio_iov = iov;
		aio.aio_iovcnt = 3;

		if (aio_writev(&aio) < 0)
		atf_tc_fail("aio_writev failed: %s", strerror(errno));

		len = poll(&aio);
		if (len < 0)
		atf_tc_fail("aio failed: %s", strerror(errno));

		if (len != total_len)
		atf_tc_fail("aio short write (%jd)", (intmax_t)len);

		bzero(&aio, sizeof(aio));
		aio.aio_fildes = ac.ac_read_fd;
		aio.aio_offset = 0;
		aio.aio_iov = iov;
		aio.aio_iovcnt = 3;

		if (aio_readv(&aio) < 0)
		atf_tc_fail("aio_readv failed: %s", strerror(errno));
		len = poll(&aio);

		ATF_REQUIRE_MSG(aio_test_buffer(ac.ac_buffer, total_len,
		ac.ac_seed) != 0, "aio_test_buffer: internal error");

		close(fd);
		}
		ATF_TC_CLEANUP(vectored_unaligned, tc)
		{
		aio_zvol_cleanup();
		}

		static void
		aio_zvol_test(completion comp, struct sigevent *sev, bool vectored)
		{
		struct aio_context ac;
		int fd;

		fd = aio_zvol_setup();
		aio_context_init(&ac, fd, fd, MD_LEN);
		if (vectored) {
		aio_writev_test(&ac, comp, sev);
		aio_readv_test(&ac, comp, sev);
		} else {
		aio_write_test(&ac, comp, sev);
		aio_read_test(&ac, comp, sev);
		}

		close(fd);
		}

		/*
		* Note that unlike md, the zvol is not a geom device, does not allow unmapped
		* buffers, and does not use physio.
		*/
		ATF_TC_WITH_CLEANUP(vectored_zvol_poll);
		ATF_TC_HEAD(vectored_zvol_poll, tc)
		{
		atf_tc_set_md_var(tc, "require.user", "root");
		}
		ATF_TC_BODY(vectored_zvol_poll, tc)
		{
		aio_zvol_test(poll, NULL, true);
		}
		ATF_TC_CLEANUP(vectored_zvol_poll, tc)
		{
		aio_zvol_cleanup();
		}

ATF_TP_ADD_TCS(tp)		ATF_TP_ADD_TCS(tp)
{		{

ATF_TP_ADD_TC(tp, file_poll);		ATF_TP_ADD_TC(tp, file_poll);
ATF_TP_ADD_TC(tp, file_signal);		ATF_TP_ADD_TC(tp, file_signal);
ATF_TP_ADD_TC(tp, file_suspend);		ATF_TP_ADD_TC(tp, file_suspend);
ATF_TP_ADD_TC(tp, file_thread);		ATF_TP_ADD_TC(tp, file_thread);
ATF_TP_ADD_TC(tp, file_waitcomplete);		ATF_TP_ADD_TC(tp, file_waitcomplete);
Show All 22 Lines	ATF_TP_ADD_TCS(tp)
ATF_TP_ADD_TC(tp, md_suspend);		ATF_TP_ADD_TC(tp, md_suspend);
ATF_TP_ADD_TC(tp, md_thread);		ATF_TP_ADD_TC(tp, md_thread);
ATF_TP_ADD_TC(tp, md_waitcomplete);		ATF_TP_ADD_TC(tp, md_waitcomplete);
ATF_TP_ADD_TC(tp, aio_fsync_errors);		ATF_TP_ADD_TC(tp, aio_fsync_errors);
ATF_TP_ADD_TC(tp, aio_fsync_test);		ATF_TP_ADD_TC(tp, aio_fsync_test);
ATF_TP_ADD_TC(tp, aio_large_read_test);		ATF_TP_ADD_TC(tp, aio_large_read_test);
ATF_TP_ADD_TC(tp, aio_socket_two_reads);		ATF_TP_ADD_TC(tp, aio_socket_two_reads);
ATF_TP_ADD_TC(tp, aio_socket_blocking_short_write);		ATF_TP_ADD_TC(tp, aio_socket_blocking_short_write);
		ATF_TP_ADD_TC(tp, aio_socket_blocking_short_write_vectored);
ATF_TP_ADD_TC(tp, aio_socket_short_write_cancel);		ATF_TP_ADD_TC(tp, aio_socket_short_write_cancel);
		ATF_TP_ADD_TC(tp, aio_writev_dos_iov_len);
		ATF_TP_ADD_TC(tp, aio_writev_dos_iovcnt);
		ATF_TP_ADD_TC(tp, aio_writev_efault);
		ATF_TP_ADD_TC(tp, aio_writev_empty_file_poll);
		ATF_TP_ADD_TC(tp, aio_writev_empty_file_signal);
		ATF_TP_ADD_TC(tp, vectored_big_iovcnt);
		ATF_TP_ADD_TC(tp, vectored_file_poll);
		ATF_TP_ADD_TC(tp, vectored_md_poll);
		ATF_TP_ADD_TC(tp, vectored_zvol_poll);
		ATF_TP_ADD_TC(tp, vectored_unaligned);
		ATF_TP_ADD_TC(tp, vectored_socket_poll);

return (atf_no_error());		return (atf_no_error());
}		}