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Implemented sharing datasets via NFS using libshare.
The sharenfs and sharesmb properties depend on the libshare library to export datasets via NFS and SMB. This commit implements the base libshare functionality as well as support for managing NFS shares. Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
This commit is contained in:
Gunnar Beutner
Brian Behlendorf
parent
dc2a4a9136
commit
46e18b3f0f
3
configure
vendored
3
configure
vendored
@ -20555,7 +20555,7 @@ fi
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$as_echo "$enable_debug" >&6; }
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ac_config_files="$ac_config_files Makefile dracut/Makefile dracut/90zfs/Makefile etc/Makefile etc/udev/Makefile etc/udev/rules.d/Makefile etc/init.d/Makefile etc/zfs/Makefile man/Makefile man/man8/Makefile lib/Makefile lib/libspl/Makefile lib/libspl/asm-generic/Makefile lib/libspl/asm-i386/Makefile lib/libspl/asm-x86_64/Makefile lib/libspl/include/Makefile lib/libspl/include/ia32/Makefile lib/libspl/include/ia32/sys/Makefile lib/libspl/include/rpc/Makefile lib/libspl/include/sys/Makefile lib/libspl/include/sys/sysevent/Makefile lib/libspl/include/sys/dktp/Makefile lib/libspl/include/util/Makefile lib/libavl/Makefile lib/libefi/Makefile lib/libnvpair/Makefile lib/libunicode/Makefile lib/libuutil/Makefile lib/libzpool/Makefile lib/libzfs/Makefile cmd/Makefile cmd/zdb/Makefile cmd/zfs/Makefile cmd/zinject/Makefile cmd/zpool/Makefile cmd/ztest/Makefile cmd/zpios/Makefile cmd/mount_zfs/Makefile cmd/zpool_layout/Makefile cmd/zvol_id/Makefile cmd/zpool_id/Makefile cmd/sas_switch_id/Makefile module/Makefile module/avl/Makefile module/nvpair/Makefile module/unicode/Makefile module/zcommon/Makefile module/zfs/Makefile module/zpios/Makefile include/Makefile include/linux/Makefile include/sys/Makefile include/sys/fs/Makefile include/sys/fm/Makefile include/sys/fm/fs/Makefile scripts/Makefile scripts/zpios-profile/Makefile scripts/zpios-test/Makefile scripts/zpool-config/Makefile scripts/zpool-layout/Makefile scripts/common.sh zfs.spec zfs-modules.spec zfs-script-config.sh"
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ac_config_files="$ac_config_files Makefile dracut/Makefile dracut/90zfs/Makefile etc/Makefile etc/udev/Makefile etc/udev/rules.d/Makefile etc/init.d/Makefile etc/zfs/Makefile man/Makefile man/man8/Makefile lib/Makefile lib/libspl/Makefile lib/libspl/asm-generic/Makefile lib/libspl/asm-i386/Makefile lib/libspl/asm-x86_64/Makefile lib/libspl/include/Makefile lib/libspl/include/ia32/Makefile lib/libspl/include/ia32/sys/Makefile lib/libspl/include/rpc/Makefile lib/libspl/include/sys/Makefile lib/libspl/include/sys/sysevent/Makefile lib/libspl/include/sys/dktp/Makefile lib/libspl/include/util/Makefile lib/libavl/Makefile lib/libefi/Makefile lib/libnvpair/Makefile lib/libunicode/Makefile lib/libuutil/Makefile lib/libzpool/Makefile lib/libzfs/Makefile lib/libshare/Makefile cmd/Makefile cmd/zdb/Makefile cmd/zfs/Makefile cmd/zinject/Makefile cmd/zpool/Makefile cmd/ztest/Makefile cmd/zpios/Makefile cmd/mount_zfs/Makefile cmd/zpool_layout/Makefile cmd/zvol_id/Makefile cmd/zpool_id/Makefile cmd/sas_switch_id/Makefile module/Makefile module/avl/Makefile module/nvpair/Makefile module/unicode/Makefile module/zcommon/Makefile module/zfs/Makefile module/zpios/Makefile include/Makefile include/linux/Makefile include/sys/Makefile include/sys/fs/Makefile include/sys/fm/Makefile include/sys/fm/fs/Makefile scripts/Makefile scripts/zpios-profile/Makefile scripts/zpios-test/Makefile scripts/zpool-config/Makefile scripts/zpool-layout/Makefile scripts/common.sh zfs.spec zfs-modules.spec zfs-script-config.sh"
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cat >confcache <<\_ACEOF
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@ -21501,6 +21501,7 @@ do
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"lib/libuutil/Makefile") CONFIG_FILES="$CONFIG_FILES lib/libuutil/Makefile" ;;
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"lib/libzpool/Makefile") CONFIG_FILES="$CONFIG_FILES lib/libzpool/Makefile" ;;
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"lib/libzfs/Makefile") CONFIG_FILES="$CONFIG_FILES lib/libzfs/Makefile" ;;
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"lib/libshare/Makefile") CONFIG_FILES="$CONFIG_FILES lib/libshare/Makefile" ;;
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"cmd/Makefile") CONFIG_FILES="$CONFIG_FILES cmd/Makefile" ;;
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"cmd/zdb/Makefile") CONFIG_FILES="$CONFIG_FILES cmd/zdb/Makefile" ;;
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"cmd/zfs/Makefile") CONFIG_FILES="$CONFIG_FILES cmd/zfs/Makefile" ;;
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@ -84,6 +84,7 @@ AC_CONFIG_FILES([
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lib/libuutil/Makefile
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lib/libzpool/Makefile
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lib/libzfs/Makefile
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lib/libshare/Makefile
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cmd/Makefile
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cmd/zdb/Makefile
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cmd/zfs/Makefile
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@ -1 +1,2 @@
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SUBDIRS = libspl libavl libefi libnvpair libunicode libuutil libzpool libzfs
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SUBDIRS = libspl libavl libefi libnvpair libshare
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SUBDIRS += libunicode libuutil libzpool libzfs
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@ -301,7 +301,8 @@ target_vendor = @target_vendor@
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top_build_prefix = @top_build_prefix@
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top_builddir = @top_builddir@
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top_srcdir = @top_srcdir@
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SUBDIRS = libspl libavl libefi libnvpair libunicode libuutil libzpool libzfs
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SUBDIRS = libspl libavl libefi libnvpair libshare libunicode libuutil \
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libzpool libzfs
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all: all-recursive
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.SUFFIXES:
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15
lib/libshare/Makefile.am
Normal file
15
lib/libshare/Makefile.am
Normal file
@ -0,0 +1,15 @@
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include $(top_srcdir)/config/Rules.am
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DEFAULT_INCLUDES += \
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-I$(top_srcdir)/include \
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-I$(top_srcdir)/lib/libspl/include
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lib_LTLIBRARIES = libshare.la
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libshare_la_SOURCES = \
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$(top_srcdir)/lib/libshare/libshare.c \
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$(top_srcdir)/lib/libshare/nfs.c \
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$(top_srcdir)/lib/libshare/libshare_impl.h \
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$(top_srcdir)/lib/libshare/nfs.h
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libshare_la_LDFLAGS = -version-info 1:0:0
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662
lib/libshare/Makefile.in
Normal file
662
lib/libshare/Makefile.in
Normal file
@ -0,0 +1,662 @@
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# Makefile.in generated by automake 1.11.1 from Makefile.am.
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# @configure_input@
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# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
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# 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation,
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# Inc.
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# This Makefile.in is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
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# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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# PARTICULAR PURPOSE.
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@SET_MAKE@
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VPATH = @srcdir@
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pkgdatadir = $(datadir)/@PACKAGE@
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pkgincludedir = $(includedir)/@PACKAGE@
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pkglibdir = $(libdir)/@PACKAGE@
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pkglibexecdir = $(libexecdir)/@PACKAGE@
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am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
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install_sh_DATA = $(install_sh) -c -m 644
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install_sh_SCRIPT = $(install_sh) -c
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INSTALL_HEADER = $(INSTALL_DATA)
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transform = $(program_transform_name)
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NORMAL_INSTALL = :
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PRE_INSTALL = :
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POST_INSTALL = :
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NORMAL_UNINSTALL = :
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PRE_UNINSTALL = :
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POST_UNINSTALL = :
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build_triplet = @build@
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host_triplet = @host@
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target_triplet = @target@
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DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in \
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$(top_srcdir)/config/Rules.am
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subdir = lib/libshare
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ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
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am__aclocal_m4_deps = \
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$(top_srcdir)/config/always-no-unused-but-set-variable.m4 \
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$(top_srcdir)/config/kernel-bdev-block-device-operations.m4 \
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$(top_srcdir)/config/kernel-bdev-logical-size.m4 \
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$(top_srcdir)/config/kernel-bio-empty-barrier.m4 \
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$(top_srcdir)/config/kernel-bio-end-io-t-args.m4 \
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$(top_srcdir)/config/kernel-bio-failfast.m4 \
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$(top_srcdir)/config/kernel-bio-rw-syncio.m4 \
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$(top_srcdir)/config/kernel-blk-end-request.m4 \
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$(top_srcdir)/config/kernel-blk-fetch-request.m4 \
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$(top_srcdir)/config/kernel-blk-requeue-request.m4 \
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$(top_srcdir)/config/kernel-blk-rq-bytes.m4 \
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$(top_srcdir)/config/kernel-blk-rq-pos.m4 \
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$(top_srcdir)/config/kernel-blk-rq-sectors.m4 \
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$(top_srcdir)/config/kernel-check-disk-size-change.m4 \
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$(top_srcdir)/config/kernel-d-obtain-alias.m4 \
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$(top_srcdir)/config/kernel-evict-inode.m4 \
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$(top_srcdir)/config/kernel-fmode-t.m4 \
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$(top_srcdir)/config/kernel-fsync.m4 \
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$(top_srcdir)/config/kernel-get-disk-ro.m4 \
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$(top_srcdir)/config/kernel-insert-inode-locked.m4 \
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$(top_srcdir)/config/kernel-invalidate-bdev-args.m4 \
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$(top_srcdir)/config/kernel-kobj-name-len.m4 \
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$(top_srcdir)/config/kernel-mount-nodev.m4 \
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$(top_srcdir)/config/kernel-open-bdev-exclusive.m4 \
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$(top_srcdir)/config/kernel-rq-for-each_segment.m4 \
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$(top_srcdir)/config/kernel-rq-is_sync.m4 \
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$(top_srcdir)/config/kernel-security-inode-init.m4 \
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$(top_srcdir)/config/kernel-truncate-setsize.m4 \
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$(top_srcdir)/config/kernel-xattr-handler.m4 \
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$(top_srcdir)/config/kernel.m4 \
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$(top_srcdir)/config/user-arch.m4 \
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$(top_srcdir)/config/user-frame-larger-than.m4 \
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$(top_srcdir)/config/user-ioctl.m4 \
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$(top_srcdir)/config/user-libblkid.m4 \
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$(top_srcdir)/config/user-libuuid.m4 \
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$(top_srcdir)/config/user-nptl_guard_within_stack.m4 \
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$(top_srcdir)/config/user-selinux.m4 \
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$(top_srcdir)/config/user-zlib.m4 $(top_srcdir)/config/user.m4 \
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$(top_srcdir)/config/zfs-build.m4 \
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||||
$(top_srcdir)/config/zfs-meta.m4 $(top_srcdir)/configure.ac
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am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
|
||||
$(ACLOCAL_M4)
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||||
mkinstalldirs = $(install_sh) -d
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||||
CONFIG_HEADER = $(top_builddir)/zfs_config.h
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||||
CONFIG_CLEAN_FILES =
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CONFIG_CLEAN_VPATH_FILES =
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am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`;
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||||
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||||
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|
||||
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|
||||
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||||
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for p in $$list; do echo "$$p $$p"; done | \
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$(AWK) 'BEGIN { files["."] = "" } { files[$$2] = files[$$2] " " $$1; \
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am__base_list = \
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sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
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am__installdirs = "$(DESTDIR)$(libdir)"
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libshare_la_LIBADD =
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am_libshare_la_OBJECTS = libshare.lo nfs.lo
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libshare_la_OBJECTS = $(am_libshare_la_OBJECTS)
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am__v_lt_ = $(am__v_lt_$(AM_DEFAULT_VERBOSITY))
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am__v_lt_0 = --silent
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libshare_la_LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
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$(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
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$(libshare_la_LDFLAGS) $(LDFLAGS) -o $@
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depcomp = $(SHELL) $(top_srcdir)/config/depcomp
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am__depfiles_maybe = depfiles
|
||||
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|
||||
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|
||||
$(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
|
||||
LTCOMPILE = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
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||||
$(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) \
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||||
$(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) \
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||||
$(AM_CFLAGS) $(CFLAGS)
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AM_V_at = $(am__v_at_$(V))
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am__v_at_ = $(am__v_at_$(AM_DEFAULT_VERBOSITY))
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am__v_at_0 = @
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CCLD = $(CC)
|
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LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
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$(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
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$(AM_LDFLAGS) $(LDFLAGS) -o $@
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AM_V_CCLD = $(am__v_CCLD_$(V))
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am__v_CCLD_ = $(am__v_CCLD_$(AM_DEFAULT_VERBOSITY))
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am__v_CCLD_0 = @echo " CCLD " $@;
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AM_V_GEN = $(am__v_GEN_$(V))
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am__v_GEN_ = $(am__v_GEN_$(AM_DEFAULT_VERBOSITY))
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am__v_GEN_0 = @echo " GEN " $@;
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SOURCES = $(libshare_la_SOURCES)
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DIST_SOURCES = $(libshare_la_SOURCES)
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ETAGS = etags
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CTAGS = ctags
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DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
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||||
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||||
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|
||||
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|
||||
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||||
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|
||||
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|
||||
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|
||||
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|
||||
AUTOMAKE = @AUTOMAKE@
|
||||
AWK = @AWK@
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||||
CC = @CC@
|
||||
CCAS = @CCAS@
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CCASDEPMODE = @CCASDEPMODE@
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CCASFLAGS = @CCASFLAGS@
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CCDEPMODE = @CCDEPMODE@
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CFLAGS = @CFLAGS@
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CPP = @CPP@
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CPPFLAGS = @CPPFLAGS@
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CYGPATH_W = @CYGPATH_W@
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DEBUG_CFLAGS = @DEBUG_CFLAGS@
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DEBUG_STACKFLAGS = @DEBUG_STACKFLAGS@
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DEFAULT_INIT_SCRIPT = @DEFAULT_INIT_SCRIPT@
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DEFAULT_PACKAGE = @DEFAULT_PACKAGE@
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DEFS = @DEFS@
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DEPDIR = @DEPDIR@
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DPKG = @DPKG@
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DPKGBUILD = @DPKGBUILD@
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DPKGBUILD_VERSION = @DPKGBUILD_VERSION@
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DPKG_VERSION = @DPKG_VERSION@
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DSYMUTIL = @DSYMUTIL@
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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STRIP = @STRIP@
|
||||
TARGET_ASM_DIR = @TARGET_ASM_DIR@
|
||||
VENDOR = @VENDOR@
|
||||
VERSION = @VERSION@
|
||||
ZFS_CONFIG = @ZFS_CONFIG@
|
||||
ZFS_META_ALIAS = @ZFS_META_ALIAS@
|
||||
ZFS_META_AUTHOR = @ZFS_META_AUTHOR@
|
||||
ZFS_META_DATA = @ZFS_META_DATA@
|
||||
ZFS_META_LICENSE = @ZFS_META_LICENSE@
|
||||
ZFS_META_LT_AGE = @ZFS_META_LT_AGE@
|
||||
ZFS_META_LT_CURRENT = @ZFS_META_LT_CURRENT@
|
||||
ZFS_META_LT_REVISION = @ZFS_META_LT_REVISION@
|
||||
ZFS_META_NAME = @ZFS_META_NAME@
|
||||
ZFS_META_RELEASE = @ZFS_META_RELEASE@
|
||||
ZFS_META_VERSION = @ZFS_META_VERSION@
|
||||
ZLIB = @ZLIB@
|
||||
abs_builddir = @abs_builddir@
|
||||
abs_srcdir = @abs_srcdir@
|
||||
abs_top_builddir = @abs_top_builddir@
|
||||
abs_top_srcdir = @abs_top_srcdir@
|
||||
ac_ct_CC = @ac_ct_CC@
|
||||
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|
||||
am__include = @am__include@
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
build_cpu = @build_cpu@
|
||||
build_os = @build_os@
|
||||
build_vendor = @build_vendor@
|
||||
builddir = @builddir@
|
||||
datadir = @datadir@
|
||||
datarootdir = @datarootdir@
|
||||
docdir = @docdir@
|
||||
dvidir = @dvidir@
|
||||
exec_prefix = @exec_prefix@
|
||||
host = @host@
|
||||
host_alias = @host_alias@
|
||||
host_cpu = @host_cpu@
|
||||
host_os = @host_os@
|
||||
host_vendor = @host_vendor@
|
||||
htmldir = @htmldir@
|
||||
includedir = @includedir@
|
||||
infodir = @infodir@
|
||||
install_sh = @install_sh@
|
||||
libdir = @libdir@
|
||||
libexecdir = @libexecdir@
|
||||
localedir = @localedir@
|
||||
localstatedir = @localstatedir@
|
||||
lt_ECHO = @lt_ECHO@
|
||||
mandir = @mandir@
|
||||
mkdir_p = @mkdir_p@
|
||||
oldincludedir = @oldincludedir@
|
||||
pdfdir = @pdfdir@
|
||||
prefix = @prefix@
|
||||
program_transform_name = @program_transform_name@
|
||||
psdir = @psdir@
|
||||
sbindir = @sbindir@
|
||||
sharedstatedir = @sharedstatedir@
|
||||
srcdir = @srcdir@
|
||||
sysconfdir = @sysconfdir@
|
||||
target = @target@
|
||||
target_alias = @target_alias@
|
||||
target_cpu = @target_cpu@
|
||||
target_os = @target_os@
|
||||
target_vendor = @target_vendor@
|
||||
top_build_prefix = @top_build_prefix@
|
||||
top_builddir = @top_builddir@
|
||||
top_srcdir = @top_srcdir@
|
||||
DEFAULT_INCLUDES = -include ${top_builddir}/zfs_config.h \
|
||||
-I$(top_srcdir)/include -I$(top_srcdir)/lib/libspl/include
|
||||
AM_LIBTOOLFLAGS = --silent
|
||||
AM_CFLAGS = -Wall -Wstrict-prototypes -fno-strict-aliasing \
|
||||
${NO_UNUSED_BUT_SET_VARIABLE} ${DEBUG_CFLAGS} -D_GNU_SOURCE \
|
||||
-D__EXTENSIONS__ -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS \
|
||||
-D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE \
|
||||
-DTEXT_DOMAIN=\"zfs-linux-user\"
|
||||
lib_LTLIBRARIES = libshare.la
|
||||
libshare_la_SOURCES = \
|
||||
$(top_srcdir)/lib/libshare/libshare.c \
|
||||
$(top_srcdir)/lib/libshare/nfs.c \
|
||||
$(top_srcdir)/lib/libshare/libshare_impl.h \
|
||||
$(top_srcdir)/lib/libshare/nfs.h
|
||||
|
||||
libshare_la_LDFLAGS = -version-info 1:0:0
|
||||
all: all-am
|
||||
|
||||
.SUFFIXES:
|
||||
.SUFFIXES: .c .lo .o .obj
|
||||
$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ $(srcdir)/Makefile.am $(top_srcdir)/config/Rules.am $(am__configure_deps)
|
||||
@for dep in $?; do \
|
||||
case '$(am__configure_deps)' in \
|
||||
*$$dep*) \
|
||||
( cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh ) \
|
||||
&& { if test -f $@; then exit 0; else break; fi; }; \
|
||||
exit 1;; \
|
||||
esac; \
|
||||
done; \
|
||||
echo ' cd $(top_srcdir) && $(AUTOMAKE) --gnu lib/libshare/Makefile'; \
|
||||
$(am__cd) $(top_srcdir) && \
|
||||
$(AUTOMAKE) --gnu lib/libshare/Makefile
|
||||
.PRECIOUS: Makefile
|
||||
Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
|
||||
@case '$?' in \
|
||||
*config.status*) \
|
||||
cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh;; \
|
||||
*) \
|
||||
echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe)'; \
|
||||
cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe);; \
|
||||
esac;
|
||||
|
||||
$(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
|
||||
cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
|
||||
|
||||
$(top_srcdir)/configure: @MAINTAINER_MODE_TRUE@ $(am__configure_deps)
|
||||
cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
|
||||
$(ACLOCAL_M4): @MAINTAINER_MODE_TRUE@ $(am__aclocal_m4_deps)
|
||||
cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
|
||||
$(am__aclocal_m4_deps):
|
||||
install-libLTLIBRARIES: $(lib_LTLIBRARIES)
|
||||
@$(NORMAL_INSTALL)
|
||||
test -z "$(libdir)" || $(MKDIR_P) "$(DESTDIR)$(libdir)"
|
||||
@list='$(lib_LTLIBRARIES)'; test -n "$(libdir)" || list=; \
|
||||
list2=; for p in $$list; do \
|
||||
if test -f $$p; then \
|
||||
list2="$$list2 $$p"; \
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
$(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=install $(INSTALL) $(INSTALL_STRIP_FLAG) $$list2 "$(DESTDIR)$(libdir)"; \
|
||||
}
|
||||
|
||||
uninstall-libLTLIBRARIES:
|
||||
@$(NORMAL_UNINSTALL)
|
||||
@list='$(lib_LTLIBRARIES)'; test -n "$(libdir)" || list=; \
|
||||
for p in $$list; do \
|
||||
$(am__strip_dir) \
|
||||
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|
||||
$(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=uninstall rm -f "$(DESTDIR)$(libdir)/$$f"; \
|
||||
done
|
||||
|
||||
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|
||||
-test -z "$(lib_LTLIBRARIES)" || rm -f $(lib_LTLIBRARIES)
|
||||
@list='$(lib_LTLIBRARIES)'; for p in $$list; do \
|
||||
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|
||||
test "$$dir" != "$$p" || dir=.; \
|
||||
echo "rm -f \"$${dir}/so_locations\""; \
|
||||
rm -f "$${dir}/so_locations"; \
|
||||
done
|
||||
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|
||||
$(AM_V_CCLD)$(libshare_la_LINK) -rpath $(libdir) $(libshare_la_OBJECTS) $(libshare_la_LIBADD) $(LIBS)
|
||||
|
||||
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|
||||
-rm -f *.$(OBJEXT)
|
||||
|
||||
distclean-compile:
|
||||
-rm -f *.tab.c
|
||||
|
||||
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libshare.Plo@am__quote@
|
||||
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/nfs.Plo@am__quote@
|
||||
|
||||
.c.o:
|
||||
@am__fastdepCC_TRUE@ $(AM_V_CC)$(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
|
||||
@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
|
||||
@am__fastdepCC_FALSE@ $(AM_V_CC) @AM_BACKSLASH@
|
||||
@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
|
||||
@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
|
||||
@am__fastdepCC_FALSE@ $(COMPILE) -c $<
|
||||
|
||||
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|
||||
@am__fastdepCC_TRUE@ $(AM_V_CC)$(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ `$(CYGPATH_W) '$<'`
|
||||
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|
||||
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|
||||
@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
|
||||
@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
|
||||
@am__fastdepCC_FALSE@ $(COMPILE) -c `$(CYGPATH_W) '$<'`
|
||||
|
||||
.c.lo:
|
||||
@am__fastdepCC_TRUE@ $(AM_V_CC)$(LTCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
|
||||
@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Plo
|
||||
@am__fastdepCC_FALSE@ $(AM_V_CC) @AM_BACKSLASH@
|
||||
@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='$<' object='$@' libtool=yes @AMDEPBACKSLASH@
|
||||
@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
|
||||
@am__fastdepCC_FALSE@ $(LTCOMPILE) -c -o $@ $<
|
||||
|
||||
libshare.lo: $(top_srcdir)/lib/libshare/libshare.c
|
||||
@am__fastdepCC_TRUE@ $(AM_V_CC)$(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT libshare.lo -MD -MP -MF $(DEPDIR)/libshare.Tpo -c -o libshare.lo `test -f '$(top_srcdir)/lib/libshare/libshare.c' || echo '$(srcdir)/'`$(top_srcdir)/lib/libshare/libshare.c
|
||||
@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/libshare.Tpo $(DEPDIR)/libshare.Plo
|
||||
@am__fastdepCC_FALSE@ $(AM_V_CC) @AM_BACKSLASH@
|
||||
@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='$(top_srcdir)/lib/libshare/libshare.c' object='libshare.lo' libtool=yes @AMDEPBACKSLASH@
|
||||
@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
|
||||
@am__fastdepCC_FALSE@ $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o libshare.lo `test -f '$(top_srcdir)/lib/libshare/libshare.c' || echo '$(srcdir)/'`$(top_srcdir)/lib/libshare/libshare.c
|
||||
|
||||
nfs.lo: $(top_srcdir)/lib/libshare/nfs.c
|
||||
@am__fastdepCC_TRUE@ $(AM_V_CC)$(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT nfs.lo -MD -MP -MF $(DEPDIR)/nfs.Tpo -c -o nfs.lo `test -f '$(top_srcdir)/lib/libshare/nfs.c' || echo '$(srcdir)/'`$(top_srcdir)/lib/libshare/nfs.c
|
||||
@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/nfs.Tpo $(DEPDIR)/nfs.Plo
|
||||
@am__fastdepCC_FALSE@ $(AM_V_CC) @AM_BACKSLASH@
|
||||
@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='$(top_srcdir)/lib/libshare/nfs.c' object='nfs.lo' libtool=yes @AMDEPBACKSLASH@
|
||||
@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
|
||||
@am__fastdepCC_FALSE@ $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o nfs.lo `test -f '$(top_srcdir)/lib/libshare/nfs.c' || echo '$(srcdir)/'`$(top_srcdir)/lib/libshare/nfs.c
|
||||
|
||||
mostlyclean-libtool:
|
||||
-rm -f *.lo
|
||||
|
||||
clean-libtool:
|
||||
-rm -rf .libs _libs
|
||||
|
||||
ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
|
||||
list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
|
||||
unique=`for i in $$list; do \
|
||||
if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
|
||||
done | \
|
||||
$(AWK) '{ files[$$0] = 1; nonempty = 1; } \
|
||||
END { if (nonempty) { for (i in files) print i; }; }'`; \
|
||||
mkid -fID $$unique
|
||||
tags: TAGS
|
||||
|
||||
TAGS: $(HEADERS) $(SOURCES) $(TAGS_DEPENDENCIES) \
|
||||
$(TAGS_FILES) $(LISP)
|
||||
set x; \
|
||||
here=`pwd`; \
|
||||
list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
|
||||
unique=`for i in $$list; do \
|
||||
if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
|
||||
done | \
|
||||
$(AWK) '{ files[$$0] = 1; nonempty = 1; } \
|
||||
END { if (nonempty) { for (i in files) print i; }; }'`; \
|
||||
shift; \
|
||||
if test -z "$(ETAGS_ARGS)$$*$$unique"; then :; else \
|
||||
test -n "$$unique" || unique=$$empty_fix; \
|
||||
if test $$# -gt 0; then \
|
||||
$(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
|
||||
"$$@" $$unique; \
|
||||
else \
|
||||
$(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
|
||||
$$unique; \
|
||||
fi; \
|
||||
fi
|
||||
ctags: CTAGS
|
||||
CTAGS: $(HEADERS) $(SOURCES) $(TAGS_DEPENDENCIES) \
|
||||
$(TAGS_FILES) $(LISP)
|
||||
list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
|
||||
unique=`for i in $$list; do \
|
||||
if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
|
||||
done | \
|
||||
$(AWK) '{ files[$$0] = 1; nonempty = 1; } \
|
||||
END { if (nonempty) { for (i in files) print i; }; }'`; \
|
||||
test -z "$(CTAGS_ARGS)$$unique" \
|
||||
|| $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
|
||||
$$unique
|
||||
|
||||
GTAGS:
|
||||
here=`$(am__cd) $(top_builddir) && pwd` \
|
||||
&& $(am__cd) $(top_srcdir) \
|
||||
&& gtags -i $(GTAGS_ARGS) "$$here"
|
||||
|
||||
distclean-tags:
|
||||
-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
|
||||
|
||||
distdir: $(DISTFILES)
|
||||
@srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
|
||||
topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
|
||||
list='$(DISTFILES)'; \
|
||||
dist_files=`for file in $$list; do echo $$file; done | \
|
||||
sed -e "s|^$$srcdirstrip/||;t" \
|
||||
-e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
|
||||
case $$dist_files in \
|
||||
*/*) $(MKDIR_P) `echo "$$dist_files" | \
|
||||
sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
|
||||
sort -u` ;; \
|
||||
esac; \
|
||||
for file in $$dist_files; do \
|
||||
if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
|
||||
if test -d $$d/$$file; then \
|
||||
dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
|
||||
if test -d "$(distdir)/$$file"; then \
|
||||
find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
|
||||
fi; \
|
||||
if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
|
||||
cp -fpR $(srcdir)/$$file "$(distdir)$$dir" || exit 1; \
|
||||
find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
|
||||
fi; \
|
||||
cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
|
||||
else \
|
||||
test -f "$(distdir)/$$file" \
|
||||
|| cp -p $$d/$$file "$(distdir)/$$file" \
|
||||
|| exit 1; \
|
||||
fi; \
|
||||
done
|
||||
check-am: all-am
|
||||
check: check-am
|
||||
all-am: Makefile $(LTLIBRARIES)
|
||||
installdirs:
|
||||
for dir in "$(DESTDIR)$(libdir)"; do \
|
||||
test -z "$$dir" || $(MKDIR_P) "$$dir"; \
|
||||
done
|
||||
install: install-am
|
||||
install-exec: install-exec-am
|
||||
install-data: install-data-am
|
||||
uninstall: uninstall-am
|
||||
|
||||
install-am: all-am
|
||||
@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
|
||||
|
||||
installcheck: installcheck-am
|
||||
install-strip:
|
||||
$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
|
||||
install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
|
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`test -z '$(STRIP)' || \
|
||||
echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
|
||||
mostlyclean-generic:
|
||||
|
||||
clean-generic:
|
||||
|
||||
distclean-generic:
|
||||
-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
|
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-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
|
||||
|
||||
maintainer-clean-generic:
|
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@echo "This command is intended for maintainers to use"
|
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@echo "it deletes files that may require special tools to rebuild."
|
||||
clean: clean-am
|
||||
|
||||
clean-am: clean-generic clean-libLTLIBRARIES clean-libtool \
|
||||
mostlyclean-am
|
||||
|
||||
distclean: distclean-am
|
||||
-rm -rf ./$(DEPDIR)
|
||||
-rm -f Makefile
|
||||
distclean-am: clean-am distclean-compile distclean-generic \
|
||||
distclean-tags
|
||||
|
||||
dvi: dvi-am
|
||||
|
||||
dvi-am:
|
||||
|
||||
html: html-am
|
||||
|
||||
html-am:
|
||||
|
||||
info: info-am
|
||||
|
||||
info-am:
|
||||
|
||||
install-data-am:
|
||||
|
||||
install-dvi: install-dvi-am
|
||||
|
||||
install-dvi-am:
|
||||
|
||||
install-exec-am: install-libLTLIBRARIES
|
||||
|
||||
install-html: install-html-am
|
||||
|
||||
install-html-am:
|
||||
|
||||
install-info: install-info-am
|
||||
|
||||
install-info-am:
|
||||
|
||||
install-man:
|
||||
|
||||
install-pdf: install-pdf-am
|
||||
|
||||
install-pdf-am:
|
||||
|
||||
install-ps: install-ps-am
|
||||
|
||||
install-ps-am:
|
||||
|
||||
installcheck-am:
|
||||
|
||||
maintainer-clean: maintainer-clean-am
|
||||
-rm -rf ./$(DEPDIR)
|
||||
-rm -f Makefile
|
||||
maintainer-clean-am: distclean-am maintainer-clean-generic
|
||||
|
||||
mostlyclean: mostlyclean-am
|
||||
|
||||
mostlyclean-am: mostlyclean-compile mostlyclean-generic \
|
||||
mostlyclean-libtool
|
||||
|
||||
pdf: pdf-am
|
||||
|
||||
pdf-am:
|
||||
|
||||
ps: ps-am
|
||||
|
||||
ps-am:
|
||||
|
||||
uninstall-am: uninstall-libLTLIBRARIES
|
||||
|
||||
.MAKE: install-am install-strip
|
||||
|
||||
.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
|
||||
clean-libLTLIBRARIES clean-libtool ctags distclean \
|
||||
distclean-compile distclean-generic distclean-libtool \
|
||||
distclean-tags distdir dvi dvi-am html html-am info info-am \
|
||||
install install-am install-data install-data-am install-dvi \
|
||||
install-dvi-am install-exec install-exec-am install-html \
|
||||
install-html-am install-info install-info-am \
|
||||
install-libLTLIBRARIES install-man install-pdf install-pdf-am \
|
||||
install-ps install-ps-am install-strip installcheck \
|
||||
installcheck-am installdirs maintainer-clean \
|
||||
maintainer-clean-generic mostlyclean mostlyclean-compile \
|
||||
mostlyclean-generic mostlyclean-libtool pdf pdf-am ps ps-am \
|
||||
tags uninstall uninstall-am uninstall-libLTLIBRARIES
|
||||
|
||||
|
||||
# Tell versions [3.59,3.63) of GNU make to not export all variables.
|
||||
# Otherwise a system limit (for SysV at least) may be exceeded.
|
||||
.NOEXPORT:
|
||||
810
lib/libshare/libshare.c
Normal file
810
lib/libshare/libshare.c
Normal file
@ -0,0 +1,810 @@
|
||||
/*
|
||||
* CDDL HEADER START
|
||||
*
|
||||
* The contents of this file are subject to the terms of the
|
||||
* Common Development and Distribution License (the "License").
|
||||
* You may not use this file except in compliance with the License.
|
||||
*
|
||||
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
|
||||
* or http://www.opensolaris.org/os/licensing.
|
||||
* See the License for the specific language governing permissions
|
||||
* and limitations under the License.
|
||||
*
|
||||
* When distributing Covered Code, include this CDDL HEADER in each
|
||||
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
|
||||
* If applicable, add the following below this CDDL HEADER, with the
|
||||
* fields enclosed by brackets "[]" replaced with your own identifying
|
||||
* information: Portions Copyright [yyyy] [name of copyright owner]
|
||||
*
|
||||
* CDDL HEADER END
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
|
||||
* Copyright (c) 2011 Gunnar Beutner
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <errno.h>
|
||||
#include <strings.h>
|
||||
#include <libintl.h>
|
||||
#include <sys/types.h>
|
||||
#include <sys/stat.h>
|
||||
#include <unistd.h>
|
||||
#include <libzfs.h>
|
||||
#include <libshare.h>
|
||||
#include "libshare_impl.h"
|
||||
#include "nfs.h"
|
||||
|
||||
static sa_share_impl_t find_share(sa_handle_impl_t handle,
|
||||
const char *sharepath);
|
||||
static sa_share_impl_t alloc_share(const char *sharepath);
|
||||
static void free_share(sa_share_impl_t share);
|
||||
|
||||
static void parse_sharetab(sa_handle_impl_t impl_handle);
|
||||
static int process_share(sa_handle_impl_t impl_handle,
|
||||
sa_share_impl_t impl_share, char *pathname, char *resource,
|
||||
char *fstype, char *options, char *description,
|
||||
char *dataset, boolean_t from_sharetab);
|
||||
static void update_sharetab(sa_handle_impl_t impl_handle);
|
||||
|
||||
static int update_zfs_share(sa_share_impl_t impl_handle, const char *proto);
|
||||
static int update_zfs_shares(sa_handle_impl_t impl_handle, const char *proto);
|
||||
|
||||
static int fstypes_count;
|
||||
static sa_fstype_t *fstypes;
|
||||
|
||||
sa_fstype_t *
|
||||
register_fstype(const char *name, const sa_share_ops_t *ops)
|
||||
{
|
||||
sa_fstype_t *fstype;
|
||||
|
||||
fstype = calloc(sizeof (sa_fstype_t), 1);
|
||||
|
||||
if (fstype == NULL)
|
||||
return NULL;
|
||||
|
||||
fstype->name = name;
|
||||
fstype->ops = ops;
|
||||
fstype->fsinfo_index = fstypes_count;
|
||||
|
||||
fstypes_count++;
|
||||
|
||||
fstype->next = fstypes;
|
||||
fstypes = fstype;
|
||||
|
||||
return fstype;
|
||||
}
|
||||
|
||||
sa_handle_t
|
||||
sa_init(int init_service)
|
||||
{
|
||||
sa_handle_impl_t impl_handle;
|
||||
|
||||
impl_handle = calloc(sizeof (struct sa_handle_impl), 1);
|
||||
|
||||
if (impl_handle == NULL)
|
||||
return NULL;
|
||||
|
||||
impl_handle->zfs_libhandle = libzfs_init();
|
||||
|
||||
if (impl_handle->zfs_libhandle != NULL) {
|
||||
libzfs_print_on_error(impl_handle->zfs_libhandle, B_TRUE);
|
||||
}
|
||||
|
||||
parse_sharetab(impl_handle);
|
||||
update_zfs_shares(impl_handle, NULL);
|
||||
|
||||
return ((sa_handle_t)impl_handle);
|
||||
}
|
||||
|
||||
__attribute__((constructor)) static void
|
||||
libshare_init(void)
|
||||
{
|
||||
libshare_nfs_init();
|
||||
|
||||
/*
|
||||
* This bit causes /etc/dfs/sharetab to be updated before libzfs gets a
|
||||
* chance to read that file; this is necessary because the sharetab file
|
||||
* might be out of sync with the NFS kernel exports (e.g. due to reboots
|
||||
* or users manually removing shares)
|
||||
*/
|
||||
sa_fini(sa_init(0));
|
||||
}
|
||||
|
||||
static void
|
||||
parse_sharetab(sa_handle_impl_t impl_handle) {
|
||||
FILE *fp;
|
||||
char line[512];
|
||||
char *eol, *pathname, *resource, *fstype, *options, *description;
|
||||
|
||||
fp = fopen("/etc/dfs/sharetab", "r");
|
||||
|
||||
if (fp == NULL)
|
||||
return;
|
||||
|
||||
while (fgets(line, sizeof (line), fp) != NULL) {
|
||||
eol = line + strlen(line) - 1;
|
||||
|
||||
while (eol >= line) {
|
||||
if (*eol != '\r' && *eol != '\n')
|
||||
break;
|
||||
|
||||
*eol = '\0';
|
||||
eol--;
|
||||
}
|
||||
|
||||
pathname = line;
|
||||
|
||||
if ((resource = strchr(pathname, '\t')) == NULL)
|
||||
continue;
|
||||
|
||||
*resource = '\0';
|
||||
resource++;
|
||||
|
||||
if ((fstype = strchr(resource, '\t')) == NULL)
|
||||
continue;
|
||||
|
||||
*fstype = '\0';
|
||||
fstype++;
|
||||
|
||||
if ((options = strchr(fstype, '\t')) == NULL)
|
||||
continue;
|
||||
|
||||
*options = '\0';
|
||||
options++;
|
||||
|
||||
if ((description = strchr(fstype, '\t')) != NULL) {
|
||||
*description = '\0';
|
||||
description++;
|
||||
}
|
||||
|
||||
if (strcmp(resource, "-") == 0)
|
||||
resource = NULL;
|
||||
|
||||
(void) process_share(impl_handle, NULL, pathname, resource,
|
||||
fstype, options, description, NULL, B_TRUE);
|
||||
}
|
||||
|
||||
fclose(fp);
|
||||
}
|
||||
|
||||
static void
|
||||
update_sharetab(sa_handle_impl_t impl_handle)
|
||||
{
|
||||
sa_share_impl_t impl_share;
|
||||
int temp_fd;
|
||||
FILE *temp_fp;
|
||||
char tempfile[] = "/etc/dfs/sharetab.XXXXXX";
|
||||
sa_fstype_t *fstype;
|
||||
const char *resource;
|
||||
|
||||
if (mkdir("/etc/dfs", 0755) < 0 && errno != EEXIST) {
|
||||
return;
|
||||
}
|
||||
|
||||
temp_fd = mkstemp(tempfile);
|
||||
|
||||
if (temp_fd < 0)
|
||||
return;
|
||||
|
||||
temp_fp = fdopen(temp_fd, "w");
|
||||
|
||||
if (temp_fp == NULL)
|
||||
return;
|
||||
|
||||
impl_share = impl_handle->shares;
|
||||
while (impl_share != NULL) {
|
||||
fstype = fstypes;
|
||||
while (fstype != NULL) {
|
||||
if (FSINFO(impl_share, fstype)->active &&
|
||||
FSINFO(impl_share, fstype)->shareopts != NULL) {
|
||||
resource = FSINFO(impl_share, fstype)->resource;
|
||||
|
||||
if (resource == NULL)
|
||||
resource = "-";
|
||||
|
||||
fprintf(temp_fp, "%s\t%s\t%s\t%s\n",
|
||||
impl_share->sharepath, resource,
|
||||
fstype->name,
|
||||
FSINFO(impl_share, fstype)->shareopts);
|
||||
}
|
||||
|
||||
fstype = fstype->next;
|
||||
}
|
||||
|
||||
impl_share = impl_share->next;
|
||||
}
|
||||
|
||||
fflush(temp_fp);
|
||||
fsync(temp_fd);
|
||||
fclose(temp_fp);
|
||||
|
||||
rename(tempfile, "/etc/dfs/sharetab");
|
||||
}
|
||||
|
||||
typedef struct update_cookie_s {
|
||||
sa_handle_impl_t handle;
|
||||
const char *proto;
|
||||
} update_cookie_t;
|
||||
|
||||
static int
|
||||
update_zfs_shares_cb(zfs_handle_t *zhp, void *pcookie)
|
||||
{
|
||||
update_cookie_t *udata = (update_cookie_t *)pcookie;
|
||||
char mountpoint[ZFS_MAXPROPLEN];
|
||||
char shareopts[ZFS_MAXPROPLEN];
|
||||
char *dataset;
|
||||
zfs_type_t type = zfs_get_type(zhp);
|
||||
|
||||
if (type == ZFS_TYPE_FILESYSTEM &&
|
||||
zfs_iter_filesystems(zhp, update_zfs_shares_cb, pcookie) != 0) {
|
||||
zfs_close(zhp);
|
||||
return 1;
|
||||
}
|
||||
|
||||
if (type != ZFS_TYPE_FILESYSTEM) {
|
||||
zfs_close(zhp);
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (zfs_prop_get(zhp, ZFS_PROP_MOUNTPOINT, mountpoint,
|
||||
sizeof (mountpoint), NULL, NULL, 0, B_FALSE) != 0) {
|
||||
zfs_close(zhp);
|
||||
return 0;
|
||||
}
|
||||
|
||||
dataset = (char *)zfs_get_name(zhp);
|
||||
|
||||
if (dataset == NULL) {
|
||||
zfs_close(zhp);
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (!zfs_is_mounted(zhp, NULL)) {
|
||||
zfs_close(zhp);
|
||||
return 0;
|
||||
}
|
||||
|
||||
if ((udata->proto == NULL || strcmp(udata->proto, "nfs") == 0) &&
|
||||
zfs_prop_get(zhp, ZFS_PROP_SHARENFS, shareopts,
|
||||
sizeof (shareopts), NULL, NULL, 0, B_FALSE) == 0 &&
|
||||
strcmp(shareopts, "off") != 0) {
|
||||
(void) process_share(udata->handle, NULL, mountpoint, NULL,
|
||||
"nfs", shareopts, NULL, dataset, B_FALSE);
|
||||
}
|
||||
|
||||
if ((udata->proto == NULL || strcmp(udata->proto, "smb") == 0) &&
|
||||
zfs_prop_get(zhp, ZFS_PROP_SHARESMB, shareopts,
|
||||
sizeof (shareopts), NULL, NULL, 0, B_FALSE) == 0 &&
|
||||
strcmp(shareopts, "off") != 0) {
|
||||
(void) process_share(udata->handle, NULL, mountpoint, NULL,
|
||||
"smb", shareopts, NULL, dataset, B_FALSE);
|
||||
}
|
||||
|
||||
zfs_close(zhp);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
update_zfs_share(sa_share_impl_t impl_share, const char *proto)
|
||||
{
|
||||
sa_handle_impl_t impl_handle = impl_share->handle;
|
||||
zfs_handle_t *zhp;
|
||||
update_cookie_t udata;
|
||||
|
||||
if (impl_handle->zfs_libhandle == NULL)
|
||||
return SA_SYSTEM_ERR;
|
||||
|
||||
assert(impl_share->dataset != NULL);
|
||||
|
||||
zhp = zfs_open(impl_share->handle->zfs_libhandle, impl_share->dataset,
|
||||
ZFS_TYPE_FILESYSTEM);
|
||||
|
||||
if (zhp == NULL)
|
||||
return SA_SYSTEM_ERR;
|
||||
|
||||
udata.handle = impl_handle;
|
||||
udata.proto = proto;
|
||||
(void) update_zfs_shares_cb(zhp, &udata);
|
||||
|
||||
return SA_OK;
|
||||
}
|
||||
|
||||
static int
|
||||
update_zfs_shares(sa_handle_impl_t impl_handle, const char *proto)
|
||||
{
|
||||
update_cookie_t udata;
|
||||
|
||||
if (impl_handle->zfs_libhandle == NULL)
|
||||
return SA_SYSTEM_ERR;
|
||||
|
||||
udata.handle = impl_handle;
|
||||
udata.proto = proto;
|
||||
(void) zfs_iter_root(impl_handle->zfs_libhandle, update_zfs_shares_cb,
|
||||
&udata);
|
||||
|
||||
return SA_OK;
|
||||
}
|
||||
|
||||
static int
|
||||
process_share(sa_handle_impl_t impl_handle, sa_share_impl_t impl_share,
|
||||
char *pathname, char *resource, char *proto,
|
||||
char *options, char *description, char *dataset,
|
||||
boolean_t from_sharetab)
|
||||
{
|
||||
struct stat statbuf;
|
||||
int rc;
|
||||
char *resource_dup = NULL, *dataset_dup = NULL;
|
||||
boolean_t new_share;
|
||||
sa_fstype_t *fstype;
|
||||
|
||||
new_share = B_FALSE;
|
||||
|
||||
if (impl_share == NULL)
|
||||
impl_share = find_share(impl_handle, pathname);
|
||||
|
||||
if (impl_share == NULL) {
|
||||
if (lstat(pathname, &statbuf) != 0 ||
|
||||
!S_ISDIR(statbuf.st_mode))
|
||||
return SA_BAD_PATH;
|
||||
|
||||
impl_share = alloc_share(pathname);
|
||||
|
||||
if (impl_share == NULL) {
|
||||
rc = SA_NO_MEMORY;
|
||||
goto err;
|
||||
}
|
||||
|
||||
new_share = B_TRUE;
|
||||
}
|
||||
|
||||
if (dataset != NULL) {
|
||||
dataset_dup = strdup(dataset);
|
||||
|
||||
if (dataset_dup == NULL) {
|
||||
rc = SA_NO_MEMORY;
|
||||
goto err;
|
||||
}
|
||||
}
|
||||
|
||||
free(impl_share->dataset);
|
||||
impl_share->dataset = dataset_dup;
|
||||
|
||||
rc = SA_INVALID_PROTOCOL;
|
||||
|
||||
fstype = fstypes;
|
||||
while (fstype != NULL) {
|
||||
if (strcmp(fstype->name, proto) == 0) {
|
||||
if (resource != NULL) {
|
||||
resource_dup = strdup(resource);
|
||||
|
||||
if (resource_dup == NULL) {
|
||||
rc = SA_NO_MEMORY;
|
||||
goto err;
|
||||
}
|
||||
}
|
||||
|
||||
free(FSINFO(impl_share, fstype)->resource);
|
||||
FSINFO(impl_share, fstype)->resource = resource_dup;
|
||||
|
||||
rc = fstype->ops->update_shareopts(impl_share,
|
||||
resource, options);
|
||||
|
||||
if (rc == SA_OK && from_sharetab)
|
||||
FSINFO(impl_share, fstype)->active = B_TRUE;
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
fstype = fstype->next;
|
||||
}
|
||||
|
||||
if (rc != SA_OK)
|
||||
goto err;
|
||||
|
||||
if (new_share) {
|
||||
impl_share->handle = impl_handle;
|
||||
|
||||
impl_share->next = impl_handle->shares;
|
||||
impl_handle->shares = impl_share;
|
||||
|
||||
}
|
||||
|
||||
err:
|
||||
if (rc != SA_OK) {
|
||||
if (new_share)
|
||||
free_share(impl_share);
|
||||
}
|
||||
|
||||
return rc;
|
||||
}
|
||||
|
||||
void
|
||||
sa_fini(sa_handle_t handle)
|
||||
{
|
||||
sa_handle_impl_t impl_handle = (sa_handle_impl_t)handle;
|
||||
sa_share_impl_t impl_share, next;
|
||||
sa_share_impl_t *pcurr;
|
||||
|
||||
if (impl_handle == NULL)
|
||||
return;
|
||||
|
||||
/*
|
||||
* clean up shares which don't have a non-NULL dataset property,
|
||||
* which means they're in sharetab but we couldn't find their
|
||||
* ZFS dataset.
|
||||
*/
|
||||
pcurr = &(impl_handle->shares);
|
||||
impl_share = *pcurr;
|
||||
while (impl_share != NULL) {
|
||||
next = impl_share->next;
|
||||
|
||||
if (impl_share->dataset == NULL) {
|
||||
/* remove item from the linked list */
|
||||
*pcurr = next;
|
||||
|
||||
sa_disable_share(impl_share, NULL);
|
||||
|
||||
free_share(impl_share);
|
||||
} else {
|
||||
pcurr = &(impl_share->next);
|
||||
}
|
||||
|
||||
impl_share = next;
|
||||
}
|
||||
|
||||
update_sharetab(impl_handle);
|
||||
|
||||
if (impl_handle->zfs_libhandle != NULL)
|
||||
libzfs_fini(impl_handle->zfs_libhandle);
|
||||
|
||||
impl_share = impl_handle->shares;
|
||||
while (impl_share != NULL) {
|
||||
next = impl_share->next;
|
||||
free_share(impl_share);
|
||||
impl_share = next;
|
||||
}
|
||||
|
||||
free(impl_handle);
|
||||
}
|
||||
|
||||
static sa_share_impl_t
|
||||
find_share(sa_handle_impl_t impl_handle, const char *sharepath)
|
||||
{
|
||||
sa_share_impl_t impl_share;
|
||||
|
||||
impl_share = impl_handle->shares;
|
||||
while (impl_share != NULL) {
|
||||
if (strcmp(impl_share->sharepath, sharepath) == 0) {
|
||||
break;
|
||||
}
|
||||
|
||||
impl_share = impl_share->next;
|
||||
}
|
||||
|
||||
return impl_share;
|
||||
}
|
||||
|
||||
sa_share_t
|
||||
sa_find_share(sa_handle_t handle, char *sharepath)
|
||||
{
|
||||
return (sa_share_t)find_share((sa_handle_impl_t)handle, sharepath);
|
||||
}
|
||||
|
||||
int
|
||||
sa_enable_share(sa_share_t share, char *protocol)
|
||||
{
|
||||
sa_share_impl_t impl_share = (sa_share_impl_t)share;
|
||||
int rc, ret;
|
||||
boolean_t found_protocol;
|
||||
sa_fstype_t *fstype;
|
||||
|
||||
#ifdef DEBUG
|
||||
fprintf(stderr, "sa_enable_share: share->sharepath=%s, protocol=%s\n",
|
||||
impl_share->sharepath, protocol);
|
||||
#endif
|
||||
|
||||
assert(impl_share->handle != NULL);
|
||||
|
||||
ret = SA_OK;
|
||||
found_protocol = B_FALSE;
|
||||
|
||||
fstype = fstypes;
|
||||
while (fstype != NULL) {
|
||||
if (protocol == NULL || strcmp(fstype->name, protocol) == 0) {
|
||||
update_zfs_share(impl_share, fstype->name);
|
||||
|
||||
rc = fstype->ops->enable_share(impl_share);
|
||||
|
||||
if (rc != SA_OK)
|
||||
ret = rc;
|
||||
else
|
||||
FSINFO(impl_share, fstype)->active = B_TRUE;
|
||||
|
||||
found_protocol = B_TRUE;
|
||||
}
|
||||
|
||||
fstype = fstype->next;
|
||||
}
|
||||
|
||||
update_sharetab(impl_share->handle);
|
||||
|
||||
return (found_protocol ? ret : SA_INVALID_PROTOCOL);
|
||||
}
|
||||
|
||||
int
|
||||
sa_disable_share(sa_share_t share, char *protocol)
|
||||
{
|
||||
sa_share_impl_t impl_share = (sa_share_impl_t)share;
|
||||
int rc, ret;
|
||||
boolean_t found_protocol;
|
||||
sa_fstype_t *fstype;
|
||||
|
||||
#ifdef DEBUG
|
||||
fprintf(stderr, "sa_disable_share: share->sharepath=%s, protocol=%s\n",
|
||||
impl_share->sharepath, protocol);
|
||||
#endif
|
||||
|
||||
ret = SA_OK;
|
||||
found_protocol = B_FALSE;
|
||||
|
||||
fstype = fstypes;
|
||||
while (fstype != NULL) {
|
||||
if (protocol == NULL || strcmp(fstype->name, protocol) == 0) {
|
||||
rc = fstype->ops->disable_share(impl_share);
|
||||
|
||||
if (rc == SA_OK) {
|
||||
fstype->ops->clear_shareopts(impl_share);
|
||||
|
||||
FSINFO(impl_share, fstype)->active = B_FALSE;
|
||||
} else
|
||||
ret = rc;
|
||||
|
||||
found_protocol = B_TRUE;
|
||||
}
|
||||
|
||||
fstype = fstype->next;
|
||||
}
|
||||
|
||||
update_sharetab(impl_share->handle);
|
||||
|
||||
return (found_protocol ? ret : SA_INVALID_PROTOCOL);
|
||||
}
|
||||
|
||||
/*
|
||||
* sa_errorstr(err)
|
||||
*
|
||||
* convert an error value to an error string
|
||||
*/
|
||||
char *
|
||||
sa_errorstr(int err)
|
||||
{
|
||||
static char errstr[32];
|
||||
char *ret = NULL;
|
||||
|
||||
switch (err) {
|
||||
case SA_OK:
|
||||
ret = dgettext(TEXT_DOMAIN, "ok");
|
||||
break;
|
||||
case SA_NO_SUCH_PATH:
|
||||
ret = dgettext(TEXT_DOMAIN, "path doesn't exist");
|
||||
break;
|
||||
case SA_NO_MEMORY:
|
||||
ret = dgettext(TEXT_DOMAIN, "no memory");
|
||||
break;
|
||||
case SA_DUPLICATE_NAME:
|
||||
ret = dgettext(TEXT_DOMAIN, "name in use");
|
||||
break;
|
||||
case SA_BAD_PATH:
|
||||
ret = dgettext(TEXT_DOMAIN, "bad path");
|
||||
break;
|
||||
case SA_NO_SUCH_GROUP:
|
||||
ret = dgettext(TEXT_DOMAIN, "no such group");
|
||||
break;
|
||||
case SA_CONFIG_ERR:
|
||||
ret = dgettext(TEXT_DOMAIN, "configuration error");
|
||||
break;
|
||||
case SA_SYSTEM_ERR:
|
||||
ret = dgettext(TEXT_DOMAIN, "system error");
|
||||
break;
|
||||
case SA_SYNTAX_ERR:
|
||||
ret = dgettext(TEXT_DOMAIN, "syntax error");
|
||||
break;
|
||||
case SA_NO_PERMISSION:
|
||||
ret = dgettext(TEXT_DOMAIN, "no permission");
|
||||
break;
|
||||
case SA_BUSY:
|
||||
ret = dgettext(TEXT_DOMAIN, "busy");
|
||||
break;
|
||||
case SA_NO_SUCH_PROP:
|
||||
ret = dgettext(TEXT_DOMAIN, "no such property");
|
||||
break;
|
||||
case SA_INVALID_NAME:
|
||||
ret = dgettext(TEXT_DOMAIN, "invalid name");
|
||||
break;
|
||||
case SA_INVALID_PROTOCOL:
|
||||
ret = dgettext(TEXT_DOMAIN, "invalid protocol");
|
||||
break;
|
||||
case SA_NOT_ALLOWED:
|
||||
ret = dgettext(TEXT_DOMAIN, "operation not allowed");
|
||||
break;
|
||||
case SA_BAD_VALUE:
|
||||
ret = dgettext(TEXT_DOMAIN, "bad property value");
|
||||
break;
|
||||
case SA_INVALID_SECURITY:
|
||||
ret = dgettext(TEXT_DOMAIN, "invalid security type");
|
||||
break;
|
||||
case SA_NO_SUCH_SECURITY:
|
||||
ret = dgettext(TEXT_DOMAIN, "security type not found");
|
||||
break;
|
||||
case SA_VALUE_CONFLICT:
|
||||
ret = dgettext(TEXT_DOMAIN, "property value conflict");
|
||||
break;
|
||||
case SA_NOT_IMPLEMENTED:
|
||||
ret = dgettext(TEXT_DOMAIN, "not implemented");
|
||||
break;
|
||||
case SA_INVALID_PATH:
|
||||
ret = dgettext(TEXT_DOMAIN, "invalid path");
|
||||
break;
|
||||
case SA_NOT_SUPPORTED:
|
||||
ret = dgettext(TEXT_DOMAIN, "operation not supported");
|
||||
break;
|
||||
case SA_PROP_SHARE_ONLY:
|
||||
ret = dgettext(TEXT_DOMAIN, "property not valid for group");
|
||||
break;
|
||||
case SA_NOT_SHARED:
|
||||
ret = dgettext(TEXT_DOMAIN, "not shared");
|
||||
break;
|
||||
case SA_NO_SUCH_RESOURCE:
|
||||
ret = dgettext(TEXT_DOMAIN, "no such resource");
|
||||
break;
|
||||
case SA_RESOURCE_REQUIRED:
|
||||
ret = dgettext(TEXT_DOMAIN, "resource name required");
|
||||
break;
|
||||
case SA_MULTIPLE_ERROR:
|
||||
ret = dgettext(TEXT_DOMAIN, "errors from multiple protocols");
|
||||
break;
|
||||
case SA_PATH_IS_SUBDIR:
|
||||
ret = dgettext(TEXT_DOMAIN, "path is a subpath of share");
|
||||
break;
|
||||
case SA_PATH_IS_PARENTDIR:
|
||||
ret = dgettext(TEXT_DOMAIN, "path is parent of a share");
|
||||
break;
|
||||
case SA_NO_SECTION:
|
||||
ret = dgettext(TEXT_DOMAIN, "protocol requires a section");
|
||||
break;
|
||||
case SA_NO_PROPERTIES:
|
||||
ret = dgettext(TEXT_DOMAIN, "properties not found");
|
||||
break;
|
||||
case SA_NO_SUCH_SECTION:
|
||||
ret = dgettext(TEXT_DOMAIN, "section not found");
|
||||
break;
|
||||
case SA_PASSWORD_ENC:
|
||||
ret = dgettext(TEXT_DOMAIN, "passwords must be encrypted");
|
||||
break;
|
||||
case SA_SHARE_EXISTS:
|
||||
ret = dgettext(TEXT_DOMAIN, "path or file is already shared");
|
||||
break;
|
||||
default:
|
||||
(void) snprintf(errstr, sizeof (errstr),
|
||||
dgettext(TEXT_DOMAIN, "unknown %d"), err);
|
||||
ret = errstr;
|
||||
}
|
||||
return (ret);
|
||||
}
|
||||
|
||||
int
|
||||
sa_parse_legacy_options(sa_group_t group, char *options, char *proto)
|
||||
{
|
||||
sa_fstype_t *fstype;
|
||||
|
||||
#ifdef DEBUG
|
||||
fprintf(stderr, "sa_parse_legacy_options: options=%s, proto=%s\n",
|
||||
options, proto);
|
||||
#endif
|
||||
|
||||
fstype = fstypes;
|
||||
while (fstype != NULL) {
|
||||
if (strcmp(fstype->name, proto) != 0) {
|
||||
fstype = fstype->next;
|
||||
continue;
|
||||
}
|
||||
|
||||
return fstype->ops->validate_shareopts(options);
|
||||
}
|
||||
|
||||
return SA_INVALID_PROTOCOL;
|
||||
}
|
||||
|
||||
boolean_t
|
||||
sa_needs_refresh(sa_handle_t handle)
|
||||
{
|
||||
return B_TRUE;
|
||||
}
|
||||
|
||||
libzfs_handle_t *
|
||||
sa_get_zfs_handle(sa_handle_t handle)
|
||||
{
|
||||
sa_handle_impl_t impl_handle = (sa_handle_impl_t)handle;
|
||||
|
||||
if (impl_handle == NULL)
|
||||
return NULL;
|
||||
|
||||
return impl_handle->zfs_libhandle;
|
||||
}
|
||||
|
||||
static sa_share_impl_t
|
||||
alloc_share(const char *sharepath)
|
||||
{
|
||||
sa_share_impl_t impl_share;
|
||||
|
||||
impl_share = calloc(sizeof (struct sa_share_impl), 1);
|
||||
|
||||
if (impl_share == NULL)
|
||||
return NULL;
|
||||
|
||||
impl_share->sharepath = strdup(sharepath);
|
||||
|
||||
if (impl_share->sharepath == NULL) {
|
||||
free(impl_share);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
impl_share->fsinfo = calloc(sizeof (sa_share_fsinfo_t), fstypes_count);
|
||||
|
||||
if (impl_share->fsinfo == NULL) {
|
||||
free(impl_share->sharepath);
|
||||
free(impl_share);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
return impl_share;
|
||||
}
|
||||
|
||||
static void
|
||||
free_share(sa_share_impl_t impl_share) {
|
||||
sa_fstype_t *fstype;
|
||||
|
||||
fstype = fstypes;
|
||||
while (fstype != NULL) {
|
||||
fstype->ops->clear_shareopts(impl_share);
|
||||
|
||||
free(FSINFO(impl_share, fstype)->resource);
|
||||
|
||||
fstype = fstype->next;
|
||||
}
|
||||
|
||||
free(impl_share->sharepath);
|
||||
free(impl_share->dataset);
|
||||
free(impl_share->fsinfo);
|
||||
free(impl_share);
|
||||
}
|
||||
|
||||
int
|
||||
sa_zfs_process_share(sa_handle_t handle, sa_group_t group, sa_share_t share,
|
||||
char *mountpoint, char *proto, zprop_source_t source, char *shareopts,
|
||||
char *sourcestr, char *dataset)
|
||||
{
|
||||
sa_handle_impl_t impl_handle = (sa_handle_impl_t)handle;
|
||||
sa_share_impl_t impl_share = (sa_share_impl_t)share;
|
||||
|
||||
#ifdef DEBUG
|
||||
fprintf(stderr, "sa_zfs_process_share: mountpoint=%s, proto=%s, "
|
||||
"shareopts=%s, sourcestr=%s, dataset=%s\n", mountpoint, proto,
|
||||
shareopts, sourcestr, dataset);
|
||||
#endif
|
||||
|
||||
return process_share(impl_handle, impl_share, mountpoint, NULL,
|
||||
proto, shareopts, NULL, dataset, B_FALSE);
|
||||
}
|
||||
|
||||
void
|
||||
sa_update_sharetab_ts(sa_handle_t handle)
|
||||
{
|
||||
sa_handle_impl_t impl_handle = (sa_handle_impl_t)handle;
|
||||
|
||||
update_sharetab(impl_handle);
|
||||
}
|
||||
70
lib/libshare/libshare_impl.h
Normal file
70
lib/libshare/libshare_impl.h
Normal file
@ -0,0 +1,70 @@
|
||||
/*
|
||||
* CDDL HEADER START
|
||||
*
|
||||
* The contents of this file are subject to the terms of the
|
||||
* Common Development and Distribution License (the "License").
|
||||
* You may not use this file except in compliance with the License.
|
||||
*
|
||||
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
|
||||
* or http://www.opensolaris.org/os/licensing.
|
||||
* See the License for the specific language governing permissions
|
||||
* and limitations under the License.
|
||||
*
|
||||
* When distributing Covered Code, include this CDDL HEADER in each
|
||||
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
|
||||
* If applicable, add the following below this CDDL HEADER, with the
|
||||
* fields enclosed by brackets "[]" replaced with your own identifying
|
||||
* information: Portions Copyright [yyyy] [name of copyright owner]
|
||||
*
|
||||
* CDDL HEADER END
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
|
||||
* Copyright (c) 2011 Gunnar Beutner
|
||||
*/
|
||||
|
||||
struct sa_handle_impl;
|
||||
|
||||
typedef struct sa_share_fsinfo {
|
||||
boolean_t active;
|
||||
char *resource;
|
||||
char *shareopts;
|
||||
} sa_share_fsinfo_t;
|
||||
|
||||
typedef struct sa_share_impl {
|
||||
struct sa_share_impl *next;
|
||||
|
||||
struct sa_handle_impl *handle;
|
||||
|
||||
char *sharepath;
|
||||
char *dataset;
|
||||
|
||||
sa_share_fsinfo_t *fsinfo; /* per-fstype information */
|
||||
} *sa_share_impl_t;
|
||||
|
||||
#define FSINFO(impl_share, fstype) (&(impl_share->fsinfo[fstype->fsinfo_index]))
|
||||
|
||||
typedef struct sa_share_ops {
|
||||
int (*enable_share)(sa_share_impl_t share);
|
||||
int (*disable_share)(sa_share_impl_t share);
|
||||
int (*validate_shareopts)(const char *shareopts);
|
||||
int (*update_shareopts)(sa_share_impl_t impl_share,
|
||||
const char *resource, const char *shareopts);
|
||||
void (*clear_shareopts)(sa_share_impl_t impl_share);
|
||||
} sa_share_ops_t;
|
||||
|
||||
typedef struct sa_fstype {
|
||||
struct sa_fstype *next;
|
||||
|
||||
const char *name;
|
||||
const sa_share_ops_t *ops;
|
||||
int fsinfo_index;
|
||||
} sa_fstype_t;
|
||||
|
||||
typedef struct sa_handle_impl {
|
||||
libzfs_handle_t *zfs_libhandle;
|
||||
sa_share_impl_t shares;
|
||||
} *sa_handle_impl_t;
|
||||
|
||||
sa_fstype_t *register_fstype(const char *name, const sa_share_ops_t *ops);
|
||||
705
lib/libshare/nfs.c
Normal file
705
lib/libshare/nfs.c
Normal file
@ -0,0 +1,705 @@
|
||||
/*
|
||||
* CDDL HEADER START
|
||||
*
|
||||
* The contents of this file are subject to the terms of the
|
||||
* Common Development and Distribution License (the "License").
|
||||
* You may not use this file except in compliance with the License.
|
||||
*
|
||||
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
|
||||
* or http://www.opensolaris.org/os/licensing.
|
||||
* See the License for the specific language governing permissions
|
||||
* and limitations under the License.
|
||||
*
|
||||
* When distributing Covered Code, include this CDDL HEADER in each
|
||||
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
|
||||
* If applicable, add the following below this CDDL HEADER, with the
|
||||
* fields enclosed by brackets "[]" replaced with your own identifying
|
||||
* information: Portions Copyright [yyyy] [name of copyright owner]
|
||||
*
|
||||
* CDDL HEADER END
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
|
||||
* Copyright (c) 2011 Gunnar Beutner
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <strings.h>
|
||||
#include <fcntl.h>
|
||||
#include <sys/wait.h>
|
||||
#include <unistd.h>
|
||||
#include <libzfs.h>
|
||||
#include <libshare.h>
|
||||
#include "libshare_impl.h"
|
||||
|
||||
static sa_fstype_t *nfs_fstype;
|
||||
static boolean_t nfs_available;
|
||||
|
||||
typedef int (*nfs_shareopt_callback_t)(const char *opt, const char *value,
|
||||
void *cookie);
|
||||
|
||||
typedef int (*nfs_host_callback_t)(const char *sharepath, const char *host,
|
||||
const char *security, const char *access, void *cookie);
|
||||
|
||||
static int
|
||||
foreach_nfs_shareopt(const char *shareopts,
|
||||
nfs_shareopt_callback_t callback, void *cookie)
|
||||
{
|
||||
char *shareopts_dup, *opt, *cur, *value;
|
||||
int was_nul, rc;
|
||||
|
||||
if (shareopts == NULL)
|
||||
return SA_OK;
|
||||
|
||||
shareopts_dup = strdup(shareopts);
|
||||
|
||||
if (shareopts_dup == NULL)
|
||||
return SA_NO_MEMORY;
|
||||
|
||||
opt = shareopts_dup;
|
||||
was_nul = 0;
|
||||
|
||||
while (1) {
|
||||
cur = opt;
|
||||
|
||||
while (*cur != ',' && *cur != '\0')
|
||||
cur++;
|
||||
|
||||
if (*cur == '\0')
|
||||
was_nul = 1;
|
||||
|
||||
*cur = '\0';
|
||||
|
||||
if (cur > opt) {
|
||||
value = strchr(opt, '=');
|
||||
|
||||
if (value != NULL) {
|
||||
*value = '\0';
|
||||
value++;
|
||||
}
|
||||
|
||||
rc = callback(opt, value, cookie);
|
||||
|
||||
if (rc != SA_OK) {
|
||||
free(shareopts_dup);
|
||||
return rc;
|
||||
}
|
||||
}
|
||||
|
||||
opt = cur + 1;
|
||||
|
||||
if (was_nul)
|
||||
break;
|
||||
}
|
||||
|
||||
free(shareopts_dup);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
typedef struct nfs_host_cookie_s {
|
||||
nfs_host_callback_t callback;
|
||||
const char *sharepath;
|
||||
void *cookie;
|
||||
const char *security;
|
||||
} nfs_host_cookie_t;
|
||||
|
||||
static int
|
||||
foreach_nfs_host_cb(const char *opt, const char *value, void *pcookie)
|
||||
{
|
||||
int rc;
|
||||
const char *access;
|
||||
char *host_dup, *host, *next;
|
||||
nfs_host_cookie_t *udata = (nfs_host_cookie_t *)pcookie;
|
||||
|
||||
#ifdef DEBUG
|
||||
fprintf(stderr, "foreach_nfs_host_cb: key=%s, value=%s\n", opt, value);
|
||||
#endif
|
||||
|
||||
if (strcmp(opt, "sec") == 0)
|
||||
udata->security = value;
|
||||
|
||||
if (strcmp(opt, "rw") == 0 || strcmp(opt, "ro") == 0) {
|
||||
if (value == NULL)
|
||||
value = "*";
|
||||
|
||||
access = opt;
|
||||
|
||||
host_dup = strdup(value);
|
||||
|
||||
if (host_dup == NULL)
|
||||
return SA_NO_MEMORY;
|
||||
|
||||
host = host_dup;
|
||||
|
||||
do {
|
||||
next = strchr(host, ':');
|
||||
if (next != NULL) {
|
||||
*next = '\0';
|
||||
next++;
|
||||
}
|
||||
|
||||
rc = udata->callback(udata->sharepath, host,
|
||||
udata->security, access, udata->cookie);
|
||||
|
||||
if (rc != SA_OK) {
|
||||
free(host_dup);
|
||||
|
||||
return rc;
|
||||
}
|
||||
|
||||
host = next;
|
||||
} while (host != NULL);
|
||||
|
||||
free(host_dup);
|
||||
}
|
||||
|
||||
return SA_OK;
|
||||
}
|
||||
|
||||
static int
|
||||
foreach_nfs_host(sa_share_impl_t impl_share, nfs_host_callback_t callback,
|
||||
void *cookie)
|
||||
{
|
||||
nfs_host_cookie_t udata;
|
||||
char *shareopts;
|
||||
|
||||
udata.callback = callback;
|
||||
udata.sharepath = impl_share->sharepath;
|
||||
udata.cookie = cookie;
|
||||
udata.security = "sys";
|
||||
|
||||
shareopts = FSINFO(impl_share, nfs_fstype)->shareopts;
|
||||
|
||||
return foreach_nfs_shareopt(shareopts, foreach_nfs_host_cb,
|
||||
&udata);
|
||||
}
|
||||
|
||||
static int
|
||||
get_linux_hostspec(const char *solaris_hostspec, char **plinux_hostspec)
|
||||
{
|
||||
/*
|
||||
* For now we just support CIDR masks (e.g. @192.168.0.0/16) and host
|
||||
* wildcards (e.g. *.example.org).
|
||||
*/
|
||||
if (solaris_hostspec[0] == '@') {
|
||||
/*
|
||||
* Solaris host specifier, e.g. @192.168.0.0/16; we just need
|
||||
* to skip the @ in this case
|
||||
*/
|
||||
*plinux_hostspec = strdup(solaris_hostspec + 1);
|
||||
} else {
|
||||
*plinux_hostspec = strdup(solaris_hostspec);
|
||||
}
|
||||
|
||||
if (*plinux_hostspec == NULL) {
|
||||
return SA_NO_MEMORY;
|
||||
}
|
||||
|
||||
return SA_OK;
|
||||
}
|
||||
|
||||
static int
|
||||
nfs_enable_share_one(const char *sharepath, const char *host,
|
||||
const char *security, const char *access, void *pcookie)
|
||||
{
|
||||
pid_t pid;
|
||||
int rc, status;
|
||||
char *linuxhost, *hostpath, *opts;
|
||||
const char *linux_opts = (const char *)pcookie;
|
||||
|
||||
pid = fork();
|
||||
|
||||
if (pid < 0)
|
||||
return SA_SYSTEM_ERR;
|
||||
|
||||
if (pid > 0) {
|
||||
while ((rc = waitpid(pid, &status, 0)) <= 0 && errno == EINTR)
|
||||
; /* empty loop body */
|
||||
|
||||
if (rc <= 0)
|
||||
return SA_SYSTEM_ERR;
|
||||
|
||||
if (!WIFEXITED(status) || WEXITSTATUS(status) != 0)
|
||||
return SA_CONFIG_ERR;
|
||||
|
||||
return SA_OK;
|
||||
}
|
||||
|
||||
/* child */
|
||||
|
||||
/* exportfs -i -o sec=XX,rX,<opts> <host>:<sharepath> */
|
||||
|
||||
rc = get_linux_hostspec(host, &linuxhost);
|
||||
|
||||
if (rc < 0)
|
||||
exit(1);
|
||||
|
||||
hostpath = malloc(strlen(linuxhost) + 1 + strlen(sharepath) + 1);
|
||||
|
||||
if (hostpath == NULL) {
|
||||
free(linuxhost);
|
||||
|
||||
exit(1);
|
||||
}
|
||||
|
||||
sprintf(hostpath, "%s:%s", linuxhost, sharepath);
|
||||
|
||||
free(linuxhost);
|
||||
|
||||
if (linux_opts == NULL)
|
||||
linux_opts = "";
|
||||
|
||||
opts = malloc(4 + strlen(security) + 4 + strlen(linux_opts) + 1);
|
||||
|
||||
if (opts == NULL)
|
||||
exit(1);
|
||||
|
||||
sprintf(opts, "sec=%s,%s,%s", security, access, linux_opts);
|
||||
|
||||
#ifdef DEBUG
|
||||
fprintf(stderr, "sharing %s with opts %s\n", hostpath, opts);
|
||||
#endif
|
||||
|
||||
rc = execlp("/usr/sbin/exportfs", "exportfs", "-i", \
|
||||
"-o", opts, hostpath, NULL);
|
||||
|
||||
if (rc < 0) {
|
||||
free(hostpath);
|
||||
free(opts);
|
||||
exit(1);
|
||||
}
|
||||
|
||||
exit(0);
|
||||
}
|
||||
|
||||
static int
|
||||
add_linux_shareopt(char **plinux_opts, const char *key, const char *value)
|
||||
{
|
||||
size_t len = 0;
|
||||
char *new_linux_opts;
|
||||
|
||||
if (*plinux_opts != NULL)
|
||||
len = strlen(*plinux_opts);
|
||||
|
||||
new_linux_opts = realloc(*plinux_opts, len + 1 + strlen(key) +
|
||||
(value ? 1 + strlen(value) : 0) + 1);
|
||||
|
||||
if (new_linux_opts == NULL)
|
||||
return SA_NO_MEMORY;
|
||||
|
||||
new_linux_opts[len] = '\0';
|
||||
|
||||
if (len > 0)
|
||||
strcat(new_linux_opts, ",");
|
||||
|
||||
strcat(new_linux_opts, key);
|
||||
|
||||
if (value != NULL) {
|
||||
strcat(new_linux_opts, "=");
|
||||
strcat(new_linux_opts, value);
|
||||
}
|
||||
|
||||
*plinux_opts = new_linux_opts;
|
||||
|
||||
return SA_OK;
|
||||
}
|
||||
|
||||
static int
|
||||
get_linux_shareopts_cb(const char *key, const char *value, void *cookie)
|
||||
{
|
||||
char **plinux_opts = (char **)cookie;
|
||||
|
||||
/* host-specific options, these are taken care of elsewhere */
|
||||
if (strcmp(key, "ro") == 0 || strcmp(key, "rw") == 0 ||
|
||||
strcmp(key, "sec") == 0)
|
||||
return SA_OK;
|
||||
|
||||
if (strcmp(key, "anon") == 0)
|
||||
key = "anonuid";
|
||||
|
||||
if (strcmp(key, "root_mapping") == 0) {
|
||||
(void) add_linux_shareopt(plinux_opts, "root_squash", NULL);
|
||||
key = "anonuid";
|
||||
}
|
||||
|
||||
if (strcmp(key, "nosub") == 0)
|
||||
key = "subtree_check";
|
||||
|
||||
if (strcmp(key, "insecure") != 0 && strcmp(key, "secure") != 0 &&
|
||||
strcmp(key, "async") != 0 && strcmp(key, "sync") != 0 &&
|
||||
strcmp(key, "no_wdelay") != 0 && strcmp(key, "wdelay") != 0 &&
|
||||
strcmp(key, "nohide") != 0 && strcmp(key, "hide") != 0 &&
|
||||
strcmp(key, "crossmnt") != 0 &&
|
||||
strcmp(key, "no_subtree_check") != 0 &&
|
||||
strcmp(key, "subtree_check") != 0 &&
|
||||
strcmp(key, "insecure_locks") != 0 &&
|
||||
strcmp(key, "secure_locks") != 0 &&
|
||||
strcmp(key, "no_auth_nlm") != 0 && strcmp(key, "auth_nlm") != 0 &&
|
||||
strcmp(key, "no_acl") != 0 && strcmp(key, "mountpoint") != 0 &&
|
||||
strcmp(key, "mp") != 0 && strcmp(key, "fsuid") != 0 &&
|
||||
strcmp(key, "refer") != 0 && strcmp(key, "replicas") != 0 &&
|
||||
strcmp(key, "root_squash") != 0 &&
|
||||
strcmp(key, "no_root_squash") != 0 &&
|
||||
strcmp(key, "all_squash") != 0 &&
|
||||
strcmp(key, "no_all_squash") != 0 &&
|
||||
strcmp(key, "anonuid") != 0 && strcmp(key, "anongid") != 0) {
|
||||
return SA_SYNTAX_ERR;
|
||||
}
|
||||
|
||||
(void) add_linux_shareopt(plinux_opts, key, value);
|
||||
|
||||
return SA_OK;
|
||||
}
|
||||
|
||||
static int
|
||||
get_linux_shareopts(const char *shareopts, char **plinux_opts)
|
||||
{
|
||||
int rc;
|
||||
|
||||
assert(plinux_opts != NULL);
|
||||
|
||||
*plinux_opts = NULL;
|
||||
|
||||
/* default options for Solaris shares */
|
||||
(void) add_linux_shareopt(plinux_opts, "no_subtree_check", NULL);
|
||||
(void) add_linux_shareopt(plinux_opts, "no_root_squash", NULL);
|
||||
(void) add_linux_shareopt(plinux_opts, "mountpoint", NULL);
|
||||
|
||||
rc = foreach_nfs_shareopt(shareopts, get_linux_shareopts_cb, plinux_opts);
|
||||
|
||||
if (rc != SA_OK) {
|
||||
free(*plinux_opts);
|
||||
*plinux_opts = NULL;
|
||||
}
|
||||
|
||||
return rc;
|
||||
}
|
||||
|
||||
static int
|
||||
nfs_enable_share(sa_share_impl_t impl_share)
|
||||
{
|
||||
char *shareopts, *linux_opts;
|
||||
int rc;
|
||||
|
||||
if (!nfs_available) {
|
||||
return SA_SYSTEM_ERR;
|
||||
}
|
||||
|
||||
shareopts = FSINFO(impl_share, nfs_fstype)->shareopts;
|
||||
|
||||
if (shareopts == NULL)
|
||||
return SA_OK;
|
||||
|
||||
rc = get_linux_shareopts(shareopts, &linux_opts);
|
||||
|
||||
if (rc != SA_OK)
|
||||
return rc;
|
||||
|
||||
rc = foreach_nfs_host(impl_share, nfs_enable_share_one, linux_opts);
|
||||
|
||||
free(linux_opts);
|
||||
|
||||
return rc;
|
||||
}
|
||||
|
||||
static int
|
||||
nfs_disable_share_one(const char *sharepath, const char *host,
|
||||
const char *security, const char *access, void *cookie)
|
||||
{
|
||||
pid_t pid;
|
||||
int rc, status;
|
||||
char *linuxhost, *hostpath;
|
||||
|
||||
pid = fork();
|
||||
|
||||
if (pid < 0)
|
||||
return SA_SYSTEM_ERR;
|
||||
|
||||
if (pid > 0) {
|
||||
while ((rc = waitpid(pid, &status, 0)) <= 0 && errno == EINTR)
|
||||
; /* empty loop body */
|
||||
|
||||
if (rc <= 0)
|
||||
return SA_SYSTEM_ERR;
|
||||
|
||||
if (!WIFEXITED(status) || WEXITSTATUS(status) != 0)
|
||||
return SA_CONFIG_ERR;
|
||||
|
||||
return SA_OK;
|
||||
}
|
||||
|
||||
/* child */
|
||||
|
||||
rc = get_linux_hostspec(host, &linuxhost);
|
||||
|
||||
if (rc < 0)
|
||||
exit(1);
|
||||
|
||||
hostpath = malloc(strlen(linuxhost) + 1 + strlen(sharepath) + 1);
|
||||
|
||||
if (hostpath == NULL) {
|
||||
free(linuxhost);
|
||||
exit(1);
|
||||
}
|
||||
|
||||
sprintf(hostpath, "%s:%s", linuxhost, sharepath);
|
||||
|
||||
free(linuxhost);
|
||||
|
||||
#ifdef DEBUG
|
||||
fprintf(stderr, "unsharing %s\n", hostpath);
|
||||
#endif
|
||||
|
||||
rc = execlp("/usr/sbin/exportfs", "exportfs", "-u", \
|
||||
hostpath, NULL);
|
||||
|
||||
if (rc < 0) {
|
||||
free(hostpath);
|
||||
exit(1);
|
||||
}
|
||||
|
||||
exit(0);
|
||||
}
|
||||
|
||||
static int
|
||||
nfs_disable_share(sa_share_impl_t impl_share)
|
||||
{
|
||||
if (!nfs_available) {
|
||||
/*
|
||||
* The share can't possibly be active, so nothing
|
||||
* needs to be done to disable it.
|
||||
*/
|
||||
return SA_OK;
|
||||
}
|
||||
|
||||
return foreach_nfs_host(impl_share, nfs_disable_share_one, NULL);
|
||||
}
|
||||
|
||||
static int
|
||||
nfs_validate_shareopts(const char *shareopts)
|
||||
{
|
||||
char *linux_opts;
|
||||
int rc;
|
||||
|
||||
rc = get_linux_shareopts(shareopts, &linux_opts);
|
||||
|
||||
if (rc != SA_OK)
|
||||
return rc;
|
||||
|
||||
free(linux_opts);
|
||||
|
||||
return SA_OK;
|
||||
}
|
||||
|
||||
/*
|
||||
* TODO: Rather than invoking "exportfs -v" once for each share we should only
|
||||
* call it once for all shares.
|
||||
*/
|
||||
static boolean_t
|
||||
is_share_active(sa_share_impl_t impl_share)
|
||||
{
|
||||
pid_t pid;
|
||||
int rc, status;
|
||||
int pipes[2];
|
||||
FILE *exportfs_stdout;
|
||||
char line[512];
|
||||
char *tab, *cur;
|
||||
boolean_t share_active = B_FALSE;
|
||||
|
||||
if (pipe(pipes) < 0)
|
||||
return B_FALSE;
|
||||
|
||||
pid = fork();
|
||||
|
||||
if (pid < 0)
|
||||
return B_FALSE;
|
||||
|
||||
if (pid > 0) {
|
||||
share_active = B_FALSE;
|
||||
|
||||
exportfs_stdout = fdopen(pipes[0], "r");
|
||||
close(pipes[1]);
|
||||
|
||||
while (fgets(line, sizeof(line), exportfs_stdout) != NULL) {
|
||||
if (share_active)
|
||||
continue;
|
||||
|
||||
/*
|
||||
* exportfs uses separate lines for the share path
|
||||
* and the export options when the share path is longer
|
||||
* than a certain amount of characters; this ignores
|
||||
* the option lines
|
||||
*/
|
||||
if (line[0] == '\t')
|
||||
continue;
|
||||
|
||||
tab = strchr(line, '\t');
|
||||
|
||||
if (tab != NULL) {
|
||||
*tab = '\0';
|
||||
cur = tab - 1;
|
||||
} else {
|
||||
/*
|
||||
* there's no tab character, which means the
|
||||
* NFS options are on a separate line; we just
|
||||
* need to remove the new-line character
|
||||
* at the end of the line
|
||||
*/
|
||||
cur = line + strlen(line) - 1;
|
||||
}
|
||||
|
||||
/* remove trailing spaces and new-line characters */
|
||||
while (cur >= line &&
|
||||
(*cur == ' ' || *cur == '\n'))
|
||||
*cur-- = '\0';
|
||||
|
||||
if (strcmp(line, impl_share->sharepath) == 0) {
|
||||
share_active = B_TRUE;
|
||||
|
||||
/*
|
||||
* We can't break here just yet, otherwise
|
||||
* exportfs might die due to write() failing
|
||||
* with EPIPE once we've closed the pipe file
|
||||
* descriptor - we need to read until EOF
|
||||
* occurs on the stdout pipe.
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
fclose(exportfs_stdout);
|
||||
|
||||
while ((rc = waitpid(pid, &status, 0)) <= 0 && errno == EINTR)
|
||||
; /* empty loop body */
|
||||
|
||||
if (rc <= 0)
|
||||
return B_FALSE;
|
||||
|
||||
if (!WIFEXITED(status) || WEXITSTATUS(status) != 0)
|
||||
return B_FALSE;
|
||||
|
||||
return share_active;
|
||||
}
|
||||
|
||||
/* child */
|
||||
|
||||
/* exportfs -v */
|
||||
|
||||
close(pipes[0]);
|
||||
|
||||
if (dup2(pipes[1], STDOUT_FILENO) < 0)
|
||||
exit(1);
|
||||
|
||||
rc = execlp("/usr/sbin/exportfs", "exportfs", "-v", NULL);
|
||||
|
||||
if (rc < 0) {
|
||||
exit(1);
|
||||
}
|
||||
|
||||
exit(0);
|
||||
}
|
||||
|
||||
static int
|
||||
nfs_update_shareopts(sa_share_impl_t impl_share, const char *resource,
|
||||
const char *shareopts)
|
||||
{
|
||||
char *shareopts_dup;
|
||||
boolean_t needs_reshare = B_FALSE;
|
||||
char *old_shareopts;
|
||||
|
||||
FSINFO(impl_share, nfs_fstype)->active = is_share_active(impl_share);
|
||||
|
||||
old_shareopts = FSINFO(impl_share, nfs_fstype)->shareopts;
|
||||
|
||||
if (strcmp(shareopts, "on") == 0)
|
||||
shareopts = "rw";
|
||||
|
||||
if (FSINFO(impl_share, nfs_fstype)->active && old_shareopts != NULL &&
|
||||
strcmp(old_shareopts, shareopts) != 0) {
|
||||
needs_reshare = B_TRUE;
|
||||
nfs_disable_share(impl_share);
|
||||
}
|
||||
|
||||
shareopts_dup = strdup(shareopts);
|
||||
|
||||
if (shareopts_dup == NULL)
|
||||
return SA_NO_MEMORY;
|
||||
|
||||
if (old_shareopts != NULL)
|
||||
free(old_shareopts);
|
||||
|
||||
FSINFO(impl_share, nfs_fstype)->shareopts = shareopts_dup;
|
||||
|
||||
if (needs_reshare)
|
||||
nfs_enable_share(impl_share);
|
||||
|
||||
return SA_OK;
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
nfs_clear_shareopts(sa_share_impl_t impl_share)
|
||||
{
|
||||
free(FSINFO(impl_share, nfs_fstype)->shareopts);
|
||||
FSINFO(impl_share, nfs_fstype)->shareopts = NULL;
|
||||
}
|
||||
|
||||
static const sa_share_ops_t nfs_shareops = {
|
||||
.enable_share = nfs_enable_share,
|
||||
.disable_share = nfs_disable_share,
|
||||
|
||||
.validate_shareopts = nfs_validate_shareopts,
|
||||
.update_shareopts = nfs_update_shareopts,
|
||||
.clear_shareopts = nfs_clear_shareopts,
|
||||
};
|
||||
|
||||
static int
|
||||
nfs_check_exportfs(void)
|
||||
{
|
||||
pid_t pid;
|
||||
int rc, status, null_fd;
|
||||
|
||||
pid = fork();
|
||||
|
||||
if (pid < 0)
|
||||
return SA_SYSTEM_ERR;
|
||||
|
||||
if (pid > 0) {
|
||||
while ((rc = waitpid(pid, &status, 0)) <= 0 && errno == EINTR)
|
||||
; /* empty loop body */
|
||||
|
||||
if (rc <= 0)
|
||||
return SA_SYSTEM_ERR;
|
||||
|
||||
if (!WIFEXITED(status) || WEXITSTATUS(status) != 0)
|
||||
return SA_CONFIG_ERR;
|
||||
|
||||
return SA_OK;
|
||||
}
|
||||
|
||||
/* child */
|
||||
|
||||
null_fd = open("/dev/null", O_RDONLY);
|
||||
|
||||
if (null_fd < 0 || dup2(null_fd, 1) < 0 || dup2(null_fd, 2) < 0)
|
||||
exit(1);
|
||||
|
||||
close(null_fd);
|
||||
|
||||
rc = execlp("/usr/sbin/exportfs", "exportfs", NULL);
|
||||
|
||||
if (rc < 0) {
|
||||
exit(1);
|
||||
}
|
||||
|
||||
exit(0);
|
||||
}
|
||||
|
||||
void
|
||||
libshare_nfs_init(void)
|
||||
{
|
||||
nfs_available = (nfs_check_exportfs() == SA_OK);
|
||||
|
||||
nfs_fstype = register_fstype("nfs", &nfs_shareops);
|
||||
}
|
||||
27
lib/libshare/nfs.h
Normal file
27
lib/libshare/nfs.h
Normal file
@ -0,0 +1,27 @@
|
||||
/*
|
||||
* CDDL HEADER START
|
||||
*
|
||||
* The contents of this file are subject to the terms of the
|
||||
* Common Development and Distribution License (the "License").
|
||||
* You may not use this file except in compliance with the License.
|
||||
*
|
||||
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
|
||||
* or http://www.opensolaris.org/os/licensing.
|
||||
* See the License for the specific language governing permissions
|
||||
* and limitations under the License.
|
||||
*
|
||||
* When distributing Covered Code, include this CDDL HEADER in each
|
||||
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
|
||||
* If applicable, add the following below this CDDL HEADER, with the
|
||||
* fields enclosed by brackets "[]" replaced with your own identifying
|
||||
* information: Portions Copyright [yyyy] [name of copyright owner]
|
||||
*
|
||||
* CDDL HEADER END
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
|
||||
* Copyright (c) 2011 Gunnar Beutner
|
||||
*/
|
||||
|
||||
void libshare_nfs_init(void);
|
||||
@ -34,9 +34,63 @@ typedef void *sa_share_t;
|
||||
#define SA_INIT_SHARE_API 0x0001 /* init share specific interface */
|
||||
#define SA_INIT_CONTROL_API 0x0002 /* init control specific interface */
|
||||
|
||||
/* Error values */
|
||||
/*
|
||||
* defined error values
|
||||
*/
|
||||
|
||||
#define SA_OK 0
|
||||
#define SA_NO_SUCH_PATH 1 /* provided path doesn't exist */
|
||||
#define SA_NO_MEMORY 2 /* no memory for data structures */
|
||||
#define SA_DUPLICATE_NAME 3 /* object name is already in use */
|
||||
#define SA_BAD_PATH 4 /* not a full path */
|
||||
#define SA_NO_SUCH_GROUP 5 /* group is not defined */
|
||||
#define SA_CONFIG_ERR 6 /* system configuration error */
|
||||
#define SA_SYSTEM_ERR 7 /* system error, use errno */
|
||||
#define SA_SYNTAX_ERR 8 /* syntax error on command line */
|
||||
#define SA_NO_PERMISSION 9 /* no permission for operation */
|
||||
#define SA_BUSY 10 /* resource is busy */
|
||||
#define SA_NO_SUCH_PROP 11 /* property doesn't exist */
|
||||
#define SA_INVALID_NAME 12 /* name of object is invalid */
|
||||
#define SA_INVALID_PROTOCOL 13 /* specified protocol not valid */
|
||||
#define SA_NOT_ALLOWED 14 /* operation not allowed */
|
||||
#define SA_BAD_VALUE 15 /* bad value for property */
|
||||
#define SA_INVALID_SECURITY 16 /* invalid security type */
|
||||
#define SA_NO_SUCH_SECURITY 17 /* security set not found */
|
||||
#define SA_VALUE_CONFLICT 18 /* property value conflict */
|
||||
#define SA_NOT_IMPLEMENTED 19 /* plugin interface not implemented */
|
||||
#define SA_INVALID_PATH 20 /* path is sub-dir of existing share */
|
||||
#define SA_NOT_SUPPORTED 21 /* operation not supported for proto */
|
||||
#define SA_PROP_SHARE_ONLY 22 /* property valid on share only */
|
||||
#define SA_NOT_SHARED 23 /* path is not shared */
|
||||
#define SA_NO_SUCH_RESOURCE 24 /* resource not found */
|
||||
#define SA_RESOURCE_REQUIRED 25 /* resource name is required */
|
||||
#define SA_MULTIPLE_ERROR 26 /* multiple protocols reported error */
|
||||
#define SA_PATH_IS_SUBDIR 27 /* check_path found path is subdir */
|
||||
#define SA_PATH_IS_PARENTDIR 28 /* check_path found path is parent */
|
||||
#define SA_NO_SECTION 29 /* protocol requires section info */
|
||||
#define SA_NO_SUCH_SECTION 30 /* no section found */
|
||||
#define SA_NO_PROPERTIES 31 /* no properties found */
|
||||
#define SA_PASSWORD_ENC 32 /* passwords must be encrypted */
|
||||
#define SA_SHARE_EXISTS 33 /* path or file is already shared */
|
||||
|
||||
/* initialization */
|
||||
extern sa_handle_t sa_init(int);
|
||||
extern void sa_fini(sa_handle_t);
|
||||
extern char *sa_errorstr(int);
|
||||
|
||||
/* share control */
|
||||
extern sa_share_t sa_find_share(sa_handle_t, char *);
|
||||
extern int sa_enable_share(sa_group_t, char *);
|
||||
extern int sa_disable_share(sa_share_t, char *);
|
||||
|
||||
/* protocol specific interfaces */
|
||||
extern int sa_parse_legacy_options(sa_group_t, char *, char *);
|
||||
|
||||
/* ZFS functions */
|
||||
extern boolean_t sa_needs_refresh(sa_handle_t handle);
|
||||
libzfs_handle_t *sa_get_zfs_handle(sa_handle_t handle);
|
||||
extern int sa_zfs_process_share(sa_handle_t handle, sa_group_t group,
|
||||
sa_share_t share, char *mountpoint, char *proto, zprop_source_t source,
|
||||
char *shareopts, char *sourcestr, char *dataset);
|
||||
|
||||
#endif /* _LIBSPL_LIBSHARE_H */
|
||||
|
||||
@ -117,21 +117,20 @@ zfs_share_proto_t share_all_proto[] = {
|
||||
};
|
||||
|
||||
/*
|
||||
* Search for NFS and SMB exports for the given mountpoint and protocol, returning
|
||||
* Search the sharetab for the given mountpoint and protocol, returning
|
||||
* a zfs_share_type_t value.
|
||||
*/
|
||||
static zfs_share_type_t
|
||||
is_shared(libzfs_handle_t *hdl, const char *mountpoint, zfs_share_proto_t proto)
|
||||
{
|
||||
char buf[MAXPATHLEN], *tab;
|
||||
char *ptr;
|
||||
|
||||
if (hdl->libzfs_sharetab == NULL)
|
||||
return (SHARED_NOT_SHARED);
|
||||
|
||||
(void) fseek(hdl->libzfs_sharetab, 0, SEEK_SET);
|
||||
|
||||
/* Search /etc/exports for NFS exports */
|
||||
/* FIXME: Assumes the file is tab delimited. */
|
||||
while (fgets(buf, sizeof (buf), hdl->libzfs_sharetab) != NULL) {
|
||||
|
||||
/* the mountpoint is the first entry on each line */
|
||||
@ -140,15 +139,31 @@ is_shared(libzfs_handle_t *hdl, const char *mountpoint, zfs_share_proto_t proto)
|
||||
|
||||
*tab = '\0';
|
||||
if (strcmp(buf, mountpoint) == 0) {
|
||||
if (proto == PROTO_NFS)
|
||||
return (SHARED_NFS);
|
||||
else
|
||||
return (SHARED_NOT_SHARED);
|
||||
/*
|
||||
* the protocol field is the third field
|
||||
* skip over second field
|
||||
*/
|
||||
ptr = ++tab;
|
||||
if ((tab = strchr(ptr, '\t')) == NULL)
|
||||
continue;
|
||||
ptr = ++tab;
|
||||
if ((tab = strchr(ptr, '\t')) == NULL)
|
||||
continue;
|
||||
*tab = '\0';
|
||||
if (strcmp(ptr,
|
||||
proto_table[proto].p_name) == 0) {
|
||||
switch (proto) {
|
||||
case PROTO_NFS:
|
||||
return (SHARED_NFS);
|
||||
case PROTO_SMB:
|
||||
return (SHARED_SMB);
|
||||
default:
|
||||
return (0);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* XXX: Search /etc/samba/smb.conf for SMB exports, return SHARED_SMB */
|
||||
|
||||
return (SHARED_NOT_SHARED);
|
||||
}
|
||||
|
||||
@ -665,12 +680,12 @@ _zfs_init_libshare(void)
|
||||
char path[MAXPATHLEN];
|
||||
char isa[MAXISALEN];
|
||||
|
||||
#if defined(_LP64)
|
||||
/*#if defined(_LP64)
|
||||
if (sysinfo(SI_ARCHITECTURE_64, isa, MAXISALEN) == -1)
|
||||
isa[0] = '\0';
|
||||
#else
|
||||
#else*/
|
||||
isa[0] = '\0';
|
||||
#endif
|
||||
/*#endif*/
|
||||
(void) snprintf(path, MAXPATHLEN,
|
||||
"/usr/lib/%s/libshare.so.1", isa);
|
||||
|
||||
@ -854,14 +869,11 @@ zfs_share_proto(zfs_handle_t *zhp, zfs_share_proto_t *proto)
|
||||
return (0);
|
||||
|
||||
if ((ret = zfs_init_libshare(hdl, SA_INIT_SHARE_API)) != SA_OK) {
|
||||
#ifdef HAVE_SHARE
|
||||
(void) zfs_error_fmt(hdl, EZFS_SHARENFSFAILED,
|
||||
dgettext(TEXT_DOMAIN, "cannot share '%s': %s"),
|
||||
zfs_get_name(zhp), _sa_errorstr != NULL ?
|
||||
_sa_errorstr(ret) : "");
|
||||
return (-1);
|
||||
#endif /* HAVE_SHARE */
|
||||
return (0);
|
||||
}
|
||||
|
||||
for (curr_proto = proto; *curr_proto != PROTO_END; curr_proto++) {
|
||||
|
||||
@ -4152,143 +4152,10 @@ zfs_ioc_userspace_upgrade(zfs_cmd_t *zc)
|
||||
return (error);
|
||||
}
|
||||
|
||||
/*
|
||||
* We don't want to have a hard dependency
|
||||
* against some special symbols in sharefs
|
||||
* nfs, and smbsrv. Determine them if needed when
|
||||
* the first file system is shared.
|
||||
* Neither sharefs, nfs or smbsrv are unloadable modules.
|
||||
*/
|
||||
#ifdef HAVE_SHARE
|
||||
int (*znfsexport_fs)(void *arg);
|
||||
int (*zshare_fs)(enum sharefs_sys_op, share_t *, uint32_t);
|
||||
int (*zsmbexport_fs)(void *arg, boolean_t add_share);
|
||||
|
||||
int zfs_nfsshare_inited;
|
||||
int zfs_smbshare_inited;
|
||||
|
||||
ddi_modhandle_t nfs_mod;
|
||||
ddi_modhandle_t sharefs_mod;
|
||||
ddi_modhandle_t smbsrv_mod;
|
||||
kmutex_t zfs_share_lock;
|
||||
|
||||
static int
|
||||
zfs_init_sharefs()
|
||||
{
|
||||
int error;
|
||||
|
||||
ASSERT(MUTEX_HELD(&zfs_share_lock));
|
||||
/* Both NFS and SMB shares also require sharetab support. */
|
||||
if (sharefs_mod == NULL && ((sharefs_mod =
|
||||
ddi_modopen("fs/sharefs",
|
||||
KRTLD_MODE_FIRST, &error)) == NULL)) {
|
||||
return (ENOSYS);
|
||||
}
|
||||
if (zshare_fs == NULL && ((zshare_fs =
|
||||
(int (*)(enum sharefs_sys_op, share_t *, uint32_t))
|
||||
ddi_modsym(sharefs_mod, "sharefs_impl", &error)) == NULL)) {
|
||||
return (ENOSYS);
|
||||
}
|
||||
return (0);
|
||||
}
|
||||
#endif /* HAVE_SHARE */
|
||||
|
||||
static int
|
||||
zfs_ioc_share(zfs_cmd_t *zc)
|
||||
{
|
||||
#ifdef HAVE_SHARE
|
||||
int error;
|
||||
int opcode;
|
||||
|
||||
switch (zc->zc_share.z_sharetype) {
|
||||
case ZFS_SHARE_NFS:
|
||||
case ZFS_UNSHARE_NFS:
|
||||
if (zfs_nfsshare_inited == 0) {
|
||||
mutex_enter(&zfs_share_lock);
|
||||
if (nfs_mod == NULL && ((nfs_mod = ddi_modopen("fs/nfs",
|
||||
KRTLD_MODE_FIRST, &error)) == NULL)) {
|
||||
mutex_exit(&zfs_share_lock);
|
||||
return (ENOSYS);
|
||||
}
|
||||
if (znfsexport_fs == NULL &&
|
||||
((znfsexport_fs = (int (*)(void *))
|
||||
ddi_modsym(nfs_mod,
|
||||
"nfs_export", &error)) == NULL)) {
|
||||
mutex_exit(&zfs_share_lock);
|
||||
return (ENOSYS);
|
||||
}
|
||||
error = zfs_init_sharefs();
|
||||
if (error) {
|
||||
mutex_exit(&zfs_share_lock);
|
||||
return (ENOSYS);
|
||||
}
|
||||
zfs_nfsshare_inited = 1;
|
||||
mutex_exit(&zfs_share_lock);
|
||||
}
|
||||
break;
|
||||
case ZFS_SHARE_SMB:
|
||||
case ZFS_UNSHARE_SMB:
|
||||
if (zfs_smbshare_inited == 0) {
|
||||
mutex_enter(&zfs_share_lock);
|
||||
if (smbsrv_mod == NULL && ((smbsrv_mod =
|
||||
ddi_modopen("drv/smbsrv",
|
||||
KRTLD_MODE_FIRST, &error)) == NULL)) {
|
||||
mutex_exit(&zfs_share_lock);
|
||||
return (ENOSYS);
|
||||
}
|
||||
if (zsmbexport_fs == NULL && ((zsmbexport_fs =
|
||||
(int (*)(void *, boolean_t))ddi_modsym(smbsrv_mod,
|
||||
"smb_server_share", &error)) == NULL)) {
|
||||
mutex_exit(&zfs_share_lock);
|
||||
return (ENOSYS);
|
||||
}
|
||||
error = zfs_init_sharefs();
|
||||
if (error) {
|
||||
mutex_exit(&zfs_share_lock);
|
||||
return (ENOSYS);
|
||||
}
|
||||
zfs_smbshare_inited = 1;
|
||||
mutex_exit(&zfs_share_lock);
|
||||
}
|
||||
break;
|
||||
default:
|
||||
return (EINVAL);
|
||||
}
|
||||
|
||||
switch (zc->zc_share.z_sharetype) {
|
||||
case ZFS_SHARE_NFS:
|
||||
case ZFS_UNSHARE_NFS:
|
||||
if (error =
|
||||
znfsexport_fs((void *)
|
||||
(uintptr_t)zc->zc_share.z_exportdata))
|
||||
return (error);
|
||||
break;
|
||||
case ZFS_SHARE_SMB:
|
||||
case ZFS_UNSHARE_SMB:
|
||||
if (error = zsmbexport_fs((void *)
|
||||
(uintptr_t)zc->zc_share.z_exportdata,
|
||||
zc->zc_share.z_sharetype == ZFS_SHARE_SMB ?
|
||||
B_TRUE: B_FALSE)) {
|
||||
return (error);
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
opcode = (zc->zc_share.z_sharetype == ZFS_SHARE_NFS ||
|
||||
zc->zc_share.z_sharetype == ZFS_SHARE_SMB) ?
|
||||
SHAREFS_ADD : SHAREFS_REMOVE;
|
||||
|
||||
/*
|
||||
* Add or remove share from sharetab
|
||||
*/
|
||||
error = zshare_fs(opcode,
|
||||
(void *)(uintptr_t)zc->zc_share.z_sharedata,
|
||||
zc->zc_share.z_sharemax);
|
||||
|
||||
return (error);
|
||||
#else
|
||||
return (ENOTSUP);
|
||||
#endif /* HAVE_SHARE */
|
||||
return (ENOSYS);
|
||||
}
|
||||
|
||||
ace_t full_access[] = {
|
||||
@ -5175,10 +5042,6 @@ _init(void)
|
||||
tsd_create(&zfs_fsyncer_key, NULL);
|
||||
tsd_create(&rrw_tsd_key, NULL);
|
||||
|
||||
#ifdef HAVE_SHARE
|
||||
mutex_init(&zfs_share_lock, NULL, MUTEX_DEFAULT, NULL);
|
||||
#endif /* HAVE_SHARE */
|
||||
|
||||
printk(KERN_NOTICE "ZFS: Loaded module v%s%s, "
|
||||
"ZFS pool version %s, ZFS filesystem version %s\n",
|
||||
ZFS_META_VERSION, ZFS_DEBUG_STR,
|
||||
@ -5204,16 +5067,7 @@ _fini(void)
|
||||
zvol_fini();
|
||||
zfs_fini();
|
||||
spa_fini();
|
||||
#ifdef HAVE_SHARE
|
||||
if (zfs_nfsshare_inited)
|
||||
(void) ddi_modclose(nfs_mod);
|
||||
if (zfs_smbshare_inited)
|
||||
(void) ddi_modclose(smbsrv_mod);
|
||||
if (zfs_nfsshare_inited || zfs_smbshare_inited)
|
||||
(void) ddi_modclose(sharefs_mod);
|
||||
|
||||
mutex_destroy(&zfs_share_lock);
|
||||
#endif /* HAVE_SHARE */
|
||||
tsd_destroy(&zfs_fsyncer_key);
|
||||
tsd_destroy(&rrw_tsd_key);
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user