zfs/lib/libzfs/Makefile.am

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include $(top_srcdir)/config/Rules.am
Add libtpool (thread pools) OpenZFS provides a library called tpool which implements thread pools for user space applications. Porting this library means the zpool utility no longer needs to borrow the kernel mutex and taskq interfaces from libzpool. This code was updated to use the tpool library which behaves in a very similar fashion. Porting libtpool was relatively straight forward and minimal modifications were needed. The core changes were: * Fully convert the library to use pthreads. * Updated signal handling. * lmalloc/lfree converted to calloc/free * Implemented portable pthread_attr_clone() function. Finally, update the build system such that libzpool.so is no longer linked in to zfs(8), zpool(8), etc. All that is required is libzfs to which the zcommon soures were added (which is the way it always should have been). Removing the libzpool dependency resulted in several build issues which needed to be resolved. * Moved zfeature support to module/zcommon/zfeature_common.c * Moved ratelimiting to to module/zfs/zfs_ratelimit.c * Moved get_system_hostid() to lib/libspl/gethostid.c * Removed use of cmn_err() in zcommon source * Removed dprintf_setup() call from zpool_main.c and zfs_main.c * Removed highbit() and lowbit() * Removed unnecessary library dependencies from Makefiles * Removed fletcher-4 kstat in user space * Added sha2 support explicitly to libzfs * Added highbit64() and lowbit64() to zpool_util.c Reviewed-by: Tony Hutter <hutter2@llnl.gov> Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov> Closes #6442
2017-08-09 22:31:08 +00:00
VPATH = \
$(top_srcdir)/module/icp \
$(top_srcdir)/module/zcommon \
$(top_srcdir)/lib/libzfs
Support -fsanitize=address with --enable-asan When --enable-asan is provided to configure then build all user space components with fsanitize=address. For kernel support use the Linux KASAN feature instead. https://github.com/google/sanitizers/wiki/AddressSanitizer When using gcc version 4.8 any test case which intentionally generates a core dump will fail when using --enable-asan. The default behavior is to disable core dumps and only newer versions allow this behavior to be controled at run time with the ASAN_OPTIONS environment variable. Additionally, this patch includes some build system cleanup. * Rules.am updated to set the minimum AM_CFLAGS, AM_CPPFLAGS, and AM_LDFLAGS. Any additional flags should be added on a per-Makefile basic. The --enable-debug and --enable-asan options apply to all user space binaries and libraries. * Compiler checks consolidated in always-compiler-options.m4 and renamed for consistency. * -fstack-check compiler flag was removed, this functionality is provided by asan when configured with --enable-asan. * Split DEBUG_CFLAGS in to DEBUG_CFLAGS, DEBUG_CPPFLAGS, and DEBUG_LDFLAGS. * Moved default kernel build flags in to module/Makefile.in and split in to ZFS_MODULE_CFLAGS and ZFS_MODULE_CPPFLAGS. These flags are set with the standard ccflags-y kbuild mechanism. * -Wframe-larger-than checks applied only to binaries or libraries which include source files which are built in both user space and kernel space. This restriction is relaxed for user space only utilities. * -Wno-unused-but-set-variable applied only to libzfs and libzpool. The remaining warnings are the result of an ASSERT using a variable when is always declared. * -D_POSIX_PTHREAD_SEMANTICS and -D__EXTENSIONS__ dropped because they are Solaris specific and thus not needed. * Ensure $GDB is defined as gdb by default in zloop.sh. Signed-off-by: DHE <git@dehacked.net> Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov> Closes #7027
2018-01-10 18:49:27 +00:00
# Suppress unused but set variable warnings often due to ASSERTs
AM_CFLAGS += $(NO_UNUSED_BUT_SET_VARIABLE)
AM_CFLAGS += $(LIBCRYPTO_CFLAGS) $(ZLIB_CFLAGS)
Support -fsanitize=address with --enable-asan When --enable-asan is provided to configure then build all user space components with fsanitize=address. For kernel support use the Linux KASAN feature instead. https://github.com/google/sanitizers/wiki/AddressSanitizer When using gcc version 4.8 any test case which intentionally generates a core dump will fail when using --enable-asan. The default behavior is to disable core dumps and only newer versions allow this behavior to be controled at run time with the ASAN_OPTIONS environment variable. Additionally, this patch includes some build system cleanup. * Rules.am updated to set the minimum AM_CFLAGS, AM_CPPFLAGS, and AM_LDFLAGS. Any additional flags should be added on a per-Makefile basic. The --enable-debug and --enable-asan options apply to all user space binaries and libraries. * Compiler checks consolidated in always-compiler-options.m4 and renamed for consistency. * -fstack-check compiler flag was removed, this functionality is provided by asan when configured with --enable-asan. * Split DEBUG_CFLAGS in to DEBUG_CFLAGS, DEBUG_CPPFLAGS, and DEBUG_LDFLAGS. * Moved default kernel build flags in to module/Makefile.in and split in to ZFS_MODULE_CFLAGS and ZFS_MODULE_CPPFLAGS. These flags are set with the standard ccflags-y kbuild mechanism. * -Wframe-larger-than checks applied only to binaries or libraries which include source files which are built in both user space and kernel space. This restriction is relaxed for user space only utilities. * -Wno-unused-but-set-variable applied only to libzfs and libzpool. The remaining warnings are the result of an ASSERT using a variable when is always declared. * -D_POSIX_PTHREAD_SEMANTICS and -D__EXTENSIONS__ dropped because they are Solaris specific and thus not needed. * Ensure $GDB is defined as gdb by default in zloop.sh. Signed-off-by: DHE <git@dehacked.net> Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov> Closes #7027
2018-01-10 18:49:27 +00:00
pkgconfig_DATA = libzfs.pc
lib_LTLIBRARIES = libzfs.la
USER_C = \
libzfs_changelist.c \
libzfs_config.c \
Native Encryption for ZFS on Linux This change incorporates three major pieces: The first change is a keystore that manages wrapping and encryption keys for encrypted datasets. These commands mostly involve manipulating the new DSL Crypto Key ZAP Objects that live in the MOS. Each encrypted dataset has its own DSL Crypto Key that is protected with a user's key. This level of indirection allows users to change their keys without re-encrypting their entire datasets. The change implements the new subcommands "zfs load-key", "zfs unload-key" and "zfs change-key" which allow the user to manage their encryption keys and settings. In addition, several new flags and properties have been added to allow dataset creation and to make mounting and unmounting more convenient. The second piece of this patch provides the ability to encrypt, decyrpt, and authenticate protected datasets. Each object set maintains a Merkel tree of Message Authentication Codes that protect the lower layers, similarly to how checksums are maintained. This part impacts the zio layer, which handles the actual encryption and generation of MACs, as well as the ARC and DMU, which need to be able to handle encrypted buffers and protected data. The last addition is the ability to do raw, encrypted sends and receives. The idea here is to send raw encrypted and compressed data and receive it exactly as is on a backup system. This means that the dataset on the receiving system is protected using the same user key that is in use on the sending side. By doing so, datasets can be efficiently backed up to an untrusted system without fear of data being compromised. Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Jorgen Lundman <lundman@lundman.net> Signed-off-by: Tom Caputi <tcaputi@datto.com> Closes #494 Closes #5769
2017-08-14 17:36:48 +00:00
libzfs_crypto.c \
libzfs_dataset.c \
libzfs_diff.c \
libzfs_import.c \
libzfs_iter.c \
libzfs_mount.c \
libzfs_pool.c \
libzfs_sendrecv.c \
libzfs_status.c \
libzfs_util.c
if BUILD_FREEBSD
USER_C += \
os/freebsd/libzfs_compat.c \
os/freebsd/libzfs_ioctl_compat.c \
os/freebsd/libzfs_zmount.c
endif
if BUILD_LINUX
USER_C += \
os/linux/libzfs_mount_os.c \
os/linux/libzfs_pool_os.c \
os/linux/libzfs_sendrecv_os.c \
os/linux/libzfs_util_os.c
endif
Add libtpool (thread pools) OpenZFS provides a library called tpool which implements thread pools for user space applications. Porting this library means the zpool utility no longer needs to borrow the kernel mutex and taskq interfaces from libzpool. This code was updated to use the tpool library which behaves in a very similar fashion. Porting libtpool was relatively straight forward and minimal modifications were needed. The core changes were: * Fully convert the library to use pthreads. * Updated signal handling. * lmalloc/lfree converted to calloc/free * Implemented portable pthread_attr_clone() function. Finally, update the build system such that libzpool.so is no longer linked in to zfs(8), zpool(8), etc. All that is required is libzfs to which the zcommon soures were added (which is the way it always should have been). Removing the libzpool dependency resulted in several build issues which needed to be resolved. * Moved zfeature support to module/zcommon/zfeature_common.c * Moved ratelimiting to to module/zfs/zfs_ratelimit.c * Moved get_system_hostid() to lib/libspl/gethostid.c * Removed use of cmn_err() in zcommon source * Removed dprintf_setup() call from zpool_main.c and zfs_main.c * Removed highbit() and lowbit() * Removed unnecessary library dependencies from Makefiles * Removed fletcher-4 kstat in user space * Added sha2 support explicitly to libzfs * Added highbit64() and lowbit64() to zpool_util.c Reviewed-by: Tony Hutter <hutter2@llnl.gov> Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov> Closes #6442
2017-08-09 22:31:08 +00:00
KERNEL_C = \
algs/sha2/sha2.c \
cityhash.c \
Add libtpool (thread pools) OpenZFS provides a library called tpool which implements thread pools for user space applications. Porting this library means the zpool utility no longer needs to borrow the kernel mutex and taskq interfaces from libzpool. This code was updated to use the tpool library which behaves in a very similar fashion. Porting libtpool was relatively straight forward and minimal modifications were needed. The core changes were: * Fully convert the library to use pthreads. * Updated signal handling. * lmalloc/lfree converted to calloc/free * Implemented portable pthread_attr_clone() function. Finally, update the build system such that libzpool.so is no longer linked in to zfs(8), zpool(8), etc. All that is required is libzfs to which the zcommon soures were added (which is the way it always should have been). Removing the libzpool dependency resulted in several build issues which needed to be resolved. * Moved zfeature support to module/zcommon/zfeature_common.c * Moved ratelimiting to to module/zfs/zfs_ratelimit.c * Moved get_system_hostid() to lib/libspl/gethostid.c * Removed use of cmn_err() in zcommon source * Removed dprintf_setup() call from zpool_main.c and zfs_main.c * Removed highbit() and lowbit() * Removed unnecessary library dependencies from Makefiles * Removed fletcher-4 kstat in user space * Added sha2 support explicitly to libzfs * Added highbit64() and lowbit64() to zpool_util.c Reviewed-by: Tony Hutter <hutter2@llnl.gov> Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov> Closes #6442
2017-08-09 22:31:08 +00:00
zfeature_common.c \
zfs_comutil.c \
zfs_deleg.c \
zfs_fletcher.c \
zfs_fletcher_aarch64_neon.c \
zfs_fletcher_avx512.c \
zfs_fletcher_intel.c \
zfs_fletcher_sse.c \
zfs_fletcher_superscalar.c \
zfs_fletcher_superscalar4.c \
zfs_namecheck.c \
zfs_prop.c \
zfs_uio.c \
zpool_prop.c \
zprop_common.c
Fixes for make dist Reduce the usage of EXTRA_DIST. If files are conditionally included in _SOURCES, _HEADERS etc, automake is smart enough to dist all files that could possibly be included, but this does not apply to EXTRA_DIST, resulting in make dist depending on the configuration. Add some files that were missing altogether in various Makefile's. The changes to disted files in this commit (excluding deleted files): +./cmd/zed/agents/README.md +./etc/init.d/README.md +./lib/libspl/os/freebsd/getexecname.c +./lib/libspl/os/freebsd/gethostid.c +./lib/libspl/os/freebsd/getmntany.c +./lib/libspl/os/freebsd/mnttab.c -./lib/libzfs/libzfs_core.pc -./lib/libzfs/libzfs.pc +./lib/libzfs/os/freebsd/libzfs_compat.c +./lib/libzfs/os/freebsd/libzfs_fsshare.c +./lib/libzfs/os/freebsd/libzfs_ioctl_compat.c +./lib/libzfs/os/freebsd/libzfs_zmount.c +./lib/libzutil/os/freebsd/zutil_compat.c +./lib/libzutil/os/freebsd/zutil_device_path_os.c +./lib/libzutil/os/freebsd/zutil_import_os.c +./module/lua/README.zfs +./module/os/linux/spl/README.md +./tests/README.md +./tests/zfs-tests/tests/functional/cli_root/zfs_clone/zfs_clone_rm_nested.ksh +./tests/zfs-tests/tests/functional/cli_root/zfs_send/zfs_send_encrypted_unloaded.ksh +./tests/zfs-tests/tests/functional/inheritance/README.config +./tests/zfs-tests/tests/functional/inheritance/README.state +./tests/zfs-tests/tests/functional/rsend/rsend_016_neg.ksh +./tests/zfs-tests/tests/perf/fio/sequential_readwrite.fio Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu> Closes #10501
2020-06-25 18:14:54 +00:00
dist_libzfs_la_SOURCES = \
$(USER_C)
nodist_libzfs_la_SOURCES = \
$(KERNEL_C)
Remove dependency on sharetab file and refactor sharing logic == Motivation and Context The current implementation of 'sharenfs' and 'sharesmb' relies on the use of the sharetab file. The use of this file is os-specific and not required by linux or freebsd. Currently the code must maintain updates to this file which adds complexity and presents a significant performance impact when sharing many datasets. In addition, concurrently running 'zfs sharenfs' command results in missing entries in the sharetab file leading to unexpected failures. == Description This change removes the sharetab logic from the linux and freebsd implementation of 'sharenfs' and 'sharesmb'. It still preserves an os-specific library which contains the logic required for sharing NFS or SMB. The following entry points exist in the vastly simplified libshare library: - sa_enable_share -- shares a dataset but may not commit the change - sa_disable_share -- unshares a dataset but may not commit the change - sa_is_shared -- determine if a dataset is shared - sa_commit_share -- notify NFS/SMB subsystem to commit the shares - sa_validate_shareopts -- determine if sharing options are valid The sa_commit_share entry point is provided as a performance enhancement and is not required. The sa_enable_share/sa_disable_share may commit the share as part of the implementation. Libshare provides a framework for both NFS and SMB but some operating systems may not fully support these protocols or all features of the protocol. NFS Operation: For linux, libshare updates /etc/exports.d/zfs.exports to add and remove shares and then commits the changes by invoking 'exportfs -r'. This file, is automatically read by the kernel NFS implementation which makes for better integration with the NFS systemd service. For FreeBSD, libshare updates /etc/zfs/exports to add and remove shares and then commits the changes by sending a SIGHUP to mountd. SMB Operation: For linux, libshare adds and removes files in /var/lib/samba/usershares by calling the 'net' command directly. There is no need to commit the changes. FreeBSD does not support SMB. == Performance Results To test sharing performance we created a pool with an increasing number of datasets and invoked various zfs actions that would enable and disable sharing. The performance testing was limited to NFS sharing. The following tests were performed on an 8 vCPU system with 128GB and a pool comprised of 4 50GB SSDs: Scale testing: - Share all filesystems in parallel -- zfs sharenfs=on <dataset> & - Unshare all filesystems in parallel -- zfs sharenfs=off <dataset> & Functional testing: - share each filesystem serially -- zfs share -a - unshare each filesystem serially -- zfs unshare -a - reset sharenfs property and unshare -- zfs inherit -r sharenfs <pool> For 'zfs sharenfs=on' scale testing we saw an average reduction in time of 89.43% and for 'zfs sharenfs=off' we saw an average reduction in time of 83.36%. Functional testing also shows a huge improvement: - zfs share -- 97.97% reduction in time - zfs unshare -- 96.47% reduction in time - zfs inhert -r sharenfs -- 99.01% reduction in time Reviewed-by: Matt Ahrens <matt@delphix.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Ryan Moeller <ryan@ixsystems.com> Reviewed-by: Bryant G. Ly <bryangly@gmail.com> Signed-off-by: George Wilson <gwilson@delphix.com> External-Issue: DLPX-68690 Closes #1603 Closes #7692 Closes #7943 Closes #10300
2020-07-13 16:19:18 +00:00
libzfs_la_LIBADD = \
$(abs_top_builddir)/lib/libshare/libshare.la \
$(abs_top_builddir)/lib/libzfs_core/libzfs_core.la \
$(abs_top_builddir)/lib/libnvpair/libnvpair.la \
$(abs_top_builddir)/lib/libuutil/libuutil.la
libzfs_la_LIBADD += -lm $(LIBCRYPTO_LIBS) $(ZLIB_LIBS) $(LTLIBINTL)
libzfs_la_LDFLAGS = -pthread -Wl,-z,defs
if BUILD_FREEBSD
libzfs_la_LIBADD += -lutil -lgeom
libzfs_la_LDFLAGS += -version-info 4:0:0
else
libzfs_la_LDFLAGS += -version-info 2:0:0
endif
# Licensing data
Fixes for make dist Reduce the usage of EXTRA_DIST. If files are conditionally included in _SOURCES, _HEADERS etc, automake is smart enough to dist all files that could possibly be included, but this does not apply to EXTRA_DIST, resulting in make dist depending on the configuration. Add some files that were missing altogether in various Makefile's. The changes to disted files in this commit (excluding deleted files): +./cmd/zed/agents/README.md +./etc/init.d/README.md +./lib/libspl/os/freebsd/getexecname.c +./lib/libspl/os/freebsd/gethostid.c +./lib/libspl/os/freebsd/getmntany.c +./lib/libspl/os/freebsd/mnttab.c -./lib/libzfs/libzfs_core.pc -./lib/libzfs/libzfs.pc +./lib/libzfs/os/freebsd/libzfs_compat.c +./lib/libzfs/os/freebsd/libzfs_fsshare.c +./lib/libzfs/os/freebsd/libzfs_ioctl_compat.c +./lib/libzfs/os/freebsd/libzfs_zmount.c +./lib/libzutil/os/freebsd/zutil_compat.c +./lib/libzutil/os/freebsd/zutil_device_path_os.c +./lib/libzutil/os/freebsd/zutil_import_os.c +./module/lua/README.zfs +./module/os/linux/spl/README.md +./tests/README.md +./tests/zfs-tests/tests/functional/cli_root/zfs_clone/zfs_clone_rm_nested.ksh +./tests/zfs-tests/tests/functional/cli_root/zfs_send/zfs_send_encrypted_unloaded.ksh +./tests/zfs-tests/tests/functional/inheritance/README.config +./tests/zfs-tests/tests/functional/inheritance/README.state +./tests/zfs-tests/tests/functional/rsend/rsend_016_neg.ksh +./tests/zfs-tests/tests/perf/fio/sequential_readwrite.fio Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu> Closes #10501
2020-06-25 18:14:54 +00:00
EXTRA_DIST = THIRDPARTYLICENSE.openssl THIRDPARTYLICENSE.openssl.descrip