diff options
4 files changed, 48 insertions, 13 deletions
diff --git a/cddl/contrib/opensolaris/cmd/zfs/zfs_main.c b/cddl/contrib/opensolaris/cmd/zfs/zfs_main.c index 3573386..74cc3c6 100644 --- a/cddl/contrib/opensolaris/cmd/zfs/zfs_main.c +++ b/cddl/contrib/opensolaris/cmd/zfs/zfs_main.c @@ -27,9 +27,9 @@ * Copyright (c) 2011-2012 Pawel Jakub Dawidek. All rights reserved. * Copyright (c) 2012 Martin Matuska <mm@FreeBSD.org>. All rights reserved. * Copyright (c) 2013 Steven Hartland. All rights reserved. - * Copyright 2013 Nexenta Systems, Inc. All rights reserved. * Copyright (c) 2014 Integros [integros.com] * Copyright 2016 Igor Kozhukhov <ikozhukhov@gmail.com>. + * Copyright 2016 Nexenta Systems, Inc. */ #include <assert.h> @@ -6469,6 +6469,15 @@ unshare_unmount(int op, int argc, char **argv) continue; } + /* + * Ignore datasets that are excluded/restricted by + * parent pool name. + */ + if (zpool_skip_pool(zfs_get_pool_name(zhp))) { + zfs_close(zhp); + continue; + } + switch (op) { case OP_SHARE: verify(zfs_prop_get(zhp, ZFS_PROP_SHARENFS, diff --git a/cddl/contrib/opensolaris/lib/libzfs/common/libzfs.h b/cddl/contrib/opensolaris/lib/libzfs/common/libzfs.h index 8e95e17..6c133be 100644 --- a/cddl/contrib/opensolaris/lib/libzfs/common/libzfs.h +++ b/cddl/contrib/opensolaris/lib/libzfs/common/libzfs.h @@ -26,8 +26,8 @@ * Copyright (c) 2012, Joyent, Inc. All rights reserved. * Copyright (c) 2012 Martin Matuska <mm@FreeBSD.org>. All rights reserved. * Copyright (c) 2013 Steven Hartland. All rights reserved. - * Copyright 2013 Nexenta Systems, Inc. All rights reserved. * Copyright (c) 2014 Integros [integros.com] + * Copyright 2016 Nexenta Systems, Inc. */ #ifndef _LIBZFS_H @@ -221,6 +221,7 @@ extern void zpool_free_handles(libzfs_handle_t *); */ typedef int (*zpool_iter_f)(zpool_handle_t *, void *); extern int zpool_iter(libzfs_handle_t *, zpool_iter_f, void *); +extern boolean_t zpool_skip_pool(const char *); /* * Functions to create and destroy pools @@ -411,6 +412,7 @@ extern void zfs_close(zfs_handle_t *); extern zfs_type_t zfs_get_type(const zfs_handle_t *); extern const char *zfs_get_name(const zfs_handle_t *); extern zpool_handle_t *zfs_get_pool_handle(const zfs_handle_t *); +extern const char *zfs_get_pool_name(const zfs_handle_t *); /* * Property management functions. Some functions are shared with the kernel, diff --git a/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_config.c b/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_config.c index 2f332a8..b33d864 100644 --- a/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_config.c +++ b/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_config.c @@ -27,6 +27,7 @@ /* * Copyright (c) 2012 by Delphix. All rights reserved. * Copyright (c) 2015 by Syneto S.R.L. All rights reserved. + * Copyright 2016 Nexenta Systems, Inc. */ /* @@ -338,33 +339,47 @@ zpool_refresh_stats(zpool_handle_t *zhp, boolean_t *missing) } /* - * If the __ZFS_POOL_RESTRICT environment variable is set we only iterate over - * pools it lists. + * The following environment variables are undocumented + * and should be used for testing purposes only: * - * This is an undocumented feature for use during testing only. + * __ZFS_POOL_EXCLUDE - don't iterate over the pools it lists + * __ZFS_POOL_RESTRICT - iterate only over the pools it lists * * This function returns B_TRUE if the pool should be skipped * during iteration. */ -static boolean_t -check_restricted(const char *poolname) +boolean_t +zpool_skip_pool(const char *poolname) { static boolean_t initialized = B_FALSE; - static char *restricted = NULL; + static const char *exclude = NULL; + static const char *restricted = NULL; const char *cur, *end; - int len, namelen; + int len; + int namelen = strlen(poolname); if (!initialized) { initialized = B_TRUE; + exclude = getenv("__ZFS_POOL_EXCLUDE"); restricted = getenv("__ZFS_POOL_RESTRICT"); } + if (exclude != NULL) { + cur = exclude; + do { + end = strchr(cur, ' '); + len = (NULL == end) ? strlen(cur) : (end - cur); + if (len == namelen && 0 == strncmp(cur, poolname, len)) + return (B_TRUE); + cur += (len + 1); + } while (NULL != end); + } + if (NULL == restricted) return (B_FALSE); cur = restricted; - namelen = strlen(poolname); do { end = strchr(cur, ' '); len = (NULL == end) ? strlen(cur) : (end - cur); @@ -402,7 +417,7 @@ zpool_iter(libzfs_handle_t *hdl, zpool_iter_f func, void *data) for (cn = uu_avl_first(hdl->libzfs_ns_avl); cn != NULL; cn = uu_avl_next(hdl->libzfs_ns_avl, cn)) { - if (check_restricted(cn->cn_name)) + if (zpool_skip_pool(cn->cn_name)) continue; if (zpool_open_silent(hdl, cn->cn_name, &zhp) != 0) { @@ -440,7 +455,7 @@ zfs_iter_root(libzfs_handle_t *hdl, zfs_iter_f func, void *data) for (cn = uu_avl_first(hdl->libzfs_ns_avl); cn != NULL; cn = uu_avl_next(hdl->libzfs_ns_avl, cn)) { - if (check_restricted(cn->cn_name)) + if (zpool_skip_pool(cn->cn_name)) continue; if ((zhp = make_dataset_handle(hdl, cn->cn_name)) == NULL) diff --git a/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_dataset.c b/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_dataset.c index fffa6bc..03bfc5f 100644 --- a/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_dataset.c +++ b/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_dataset.c @@ -27,9 +27,9 @@ * Copyright (c) 2011-2012 Pawel Jakub Dawidek. All rights reserved. * Copyright (c) 2013 Martin Matuska. All rights reserved. * Copyright (c) 2013 Steven Hartland. All rights reserved. - * Copyright 2013 Nexenta Systems, Inc. All rights reserved. * Copyright (c) 2014 Integros [integros.com] * Copyright 2016 Igor Kozhukhov <ikozhukhov@gmail.com> + * Copyright 2016 Nexenta Systems, Inc. */ #include <ctype.h> @@ -2945,6 +2945,15 @@ zfs_get_name(const zfs_handle_t *zhp) } /* + * Returns the name of the parent pool for the given zfs handle. + */ +const char * +zfs_get_pool_name(const zfs_handle_t *zhp) +{ + return (zhp->zpool_hdl->zpool_name); +} + +/* * Returns the type of the given zfs handle. */ zfs_type_t |