0b78aeae92
coverity scan CID:147443, Type: Buffer not null terminated coverity scan CID:147656, Type: Copy into fixed size buffer coverity scan CID:147655, Type: Copy into fixed size buffer coverity scan CID:147441, Type: Buffer not null terminated coverity scan CID:147653, Type: Copy into fixed size buffer Reviewed-by: Richard Laager <rlaager@wiktel.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: liuhuang <liu.huang@zte.com.cn> Closes #5165
698 lines
19 KiB
C
698 lines
19 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2010 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*
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* Portions Copyright 2007 Ramprakash Jelari
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* Copyright (c) 2014, 2015 by Delphix. All rights reserved.
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*/
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#include <libintl.h>
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#include <libuutil.h>
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#include <stddef.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <zone.h>
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#include <libzfs.h>
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#include "libzfs_impl.h"
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/*
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* Structure to keep track of dataset state. Before changing the 'sharenfs' or
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* 'mountpoint' property, we record whether the filesystem was previously
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* mounted/shared. This prior state dictates whether we remount/reshare the
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* dataset after the property has been changed.
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*
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* The interface consists of the following sequence of functions:
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*
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* changelist_gather()
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* changelist_prefix()
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* < change property >
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* changelist_postfix()
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* changelist_free()
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*
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* Other interfaces:
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*
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* changelist_remove() - remove a node from a gathered list
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* changelist_rename() - renames all datasets appropriately when doing a rename
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* changelist_unshare() - unshares all the nodes in a given changelist
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* changelist_haszonedchild() - check if there is any child exported to
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* a local zone
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*/
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typedef struct prop_changenode {
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zfs_handle_t *cn_handle;
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int cn_shared;
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int cn_mounted;
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int cn_zoned;
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boolean_t cn_needpost; /* is postfix() needed? */
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uu_list_node_t cn_listnode;
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} prop_changenode_t;
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struct prop_changelist {
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zfs_prop_t cl_prop;
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zfs_prop_t cl_realprop;
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zfs_prop_t cl_shareprop; /* used with sharenfs/sharesmb */
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uu_list_pool_t *cl_pool;
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uu_list_t *cl_list;
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boolean_t cl_waslegacy;
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boolean_t cl_allchildren;
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boolean_t cl_alldependents;
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int cl_mflags; /* Mount flags */
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int cl_gflags; /* Gather request flags */
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boolean_t cl_haszonedchild;
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boolean_t cl_sorted;
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};
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/*
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* If the property is 'mountpoint', go through and unmount filesystems as
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* necessary. We don't do the same for 'sharenfs', because we can just re-share
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* with different options without interrupting service. We do handle 'sharesmb'
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* since there may be old resource names that need to be removed.
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*/
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int
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changelist_prefix(prop_changelist_t *clp)
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{
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prop_changenode_t *cn;
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int ret = 0;
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if (clp->cl_prop != ZFS_PROP_MOUNTPOINT &&
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clp->cl_prop != ZFS_PROP_SHARESMB)
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return (0);
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for (cn = uu_list_first(clp->cl_list); cn != NULL;
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cn = uu_list_next(clp->cl_list, cn)) {
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/* if a previous loop failed, set the remaining to false */
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if (ret == -1) {
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cn->cn_needpost = B_FALSE;
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continue;
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}
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/*
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* If we are in the global zone, but this dataset is exported
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* to a local zone, do nothing.
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*/
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if (getzoneid() == GLOBAL_ZONEID && cn->cn_zoned)
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continue;
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if (!ZFS_IS_VOLUME(cn->cn_handle)) {
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/*
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* Do the property specific processing.
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*/
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switch (clp->cl_prop) {
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case ZFS_PROP_MOUNTPOINT:
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if (zfs_unmount(cn->cn_handle, NULL,
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clp->cl_mflags) != 0) {
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ret = -1;
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cn->cn_needpost = B_FALSE;
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}
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break;
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case ZFS_PROP_SHARESMB:
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(void) zfs_unshare_smb(cn->cn_handle, NULL);
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break;
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default:
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break;
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}
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}
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}
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if (ret == -1)
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(void) changelist_postfix(clp);
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return (ret);
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}
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/*
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* If the property is 'mountpoint' or 'sharenfs', go through and remount and/or
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* reshare the filesystems as necessary. In changelist_gather() we recorded
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* whether the filesystem was previously shared or mounted. The action we take
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* depends on the previous state, and whether the value was previously 'legacy'.
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* For non-legacy properties, we only remount/reshare the filesystem if it was
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* previously mounted/shared. Otherwise, we always remount/reshare the
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* filesystem.
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*/
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int
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changelist_postfix(prop_changelist_t *clp)
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{
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prop_changenode_t *cn;
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char shareopts[ZFS_MAXPROPLEN];
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int errors = 0;
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libzfs_handle_t *hdl;
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/*
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* If we're changing the mountpoint, attempt to destroy the underlying
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* mountpoint. All other datasets will have inherited from this dataset
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* (in which case their mountpoints exist in the filesystem in the new
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* location), or have explicit mountpoints set (in which case they won't
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* be in the changelist).
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*/
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if ((cn = uu_list_last(clp->cl_list)) == NULL)
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return (0);
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if (clp->cl_prop == ZFS_PROP_MOUNTPOINT)
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remove_mountpoint(cn->cn_handle);
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/*
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* It is possible that the changelist_prefix() used libshare
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* to unshare some entries. Since libshare caches data, an
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* attempt to reshare during postfix can fail unless libshare
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* is uninitialized here so that it will reinitialize later.
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*/
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if (cn->cn_handle != NULL) {
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hdl = cn->cn_handle->zfs_hdl;
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assert(hdl != NULL);
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zfs_uninit_libshare(hdl);
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}
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/*
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* We walk the datasets in reverse, because we want to mount any parent
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* datasets before mounting the children. We walk all datasets even if
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* there are errors.
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*/
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for (cn = uu_list_last(clp->cl_list); cn != NULL;
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cn = uu_list_prev(clp->cl_list, cn)) {
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boolean_t sharenfs;
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boolean_t sharesmb;
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boolean_t mounted;
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/*
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* If we are in the global zone, but this dataset is exported
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* to a local zone, do nothing.
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*/
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if (getzoneid() == GLOBAL_ZONEID && cn->cn_zoned)
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continue;
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/* Only do post-processing if it's required */
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if (!cn->cn_needpost)
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continue;
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cn->cn_needpost = B_FALSE;
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zfs_refresh_properties(cn->cn_handle);
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if (ZFS_IS_VOLUME(cn->cn_handle))
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continue;
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/*
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* Remount if previously mounted or mountpoint was legacy,
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* or sharenfs or sharesmb property is set.
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*/
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sharenfs = ((zfs_prop_get(cn->cn_handle, ZFS_PROP_SHARENFS,
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shareopts, sizeof (shareopts), NULL, NULL, 0,
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B_FALSE) == 0) && (strcmp(shareopts, "off") != 0));
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sharesmb = ((zfs_prop_get(cn->cn_handle, ZFS_PROP_SHARESMB,
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shareopts, sizeof (shareopts), NULL, NULL, 0,
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B_FALSE) == 0) && (strcmp(shareopts, "off") != 0));
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mounted = zfs_is_mounted(cn->cn_handle, NULL);
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if (!mounted && (cn->cn_mounted ||
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((sharenfs || sharesmb || clp->cl_waslegacy) &&
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(zfs_prop_get_int(cn->cn_handle,
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ZFS_PROP_CANMOUNT) == ZFS_CANMOUNT_ON)))) {
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if (zfs_mount(cn->cn_handle, NULL, 0) != 0)
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errors++;
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else
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mounted = TRUE;
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}
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/*
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* If the file system is mounted we always re-share even
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* if the filesystem is currently shared, so that we can
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* adopt any new options.
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*/
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if (sharenfs && mounted)
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errors += zfs_share_nfs(cn->cn_handle);
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else if (cn->cn_shared || clp->cl_waslegacy)
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errors += zfs_unshare_nfs(cn->cn_handle, NULL);
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if (sharesmb && mounted)
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errors += zfs_share_smb(cn->cn_handle);
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else if (cn->cn_shared || clp->cl_waslegacy)
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errors += zfs_unshare_smb(cn->cn_handle, NULL);
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}
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return (errors ? -1 : 0);
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}
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/*
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* Is this "dataset" a child of "parent"?
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*/
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boolean_t
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isa_child_of(const char *dataset, const char *parent)
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{
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int len;
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len = strlen(parent);
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if (strncmp(dataset, parent, len) == 0 &&
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(dataset[len] == '@' || dataset[len] == '/' ||
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dataset[len] == '\0'))
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return (B_TRUE);
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else
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return (B_FALSE);
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}
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/*
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* If we rename a filesystem, child filesystem handles are no longer valid
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* since we identify each dataset by its name in the ZFS namespace. As a
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* result, we have to go through and fix up all the names appropriately. We
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* could do this automatically if libzfs kept track of all open handles, but
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* this is a lot less work.
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*/
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void
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changelist_rename(prop_changelist_t *clp, const char *src, const char *dst)
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{
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prop_changenode_t *cn;
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char newname[ZFS_MAX_DATASET_NAME_LEN];
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for (cn = uu_list_first(clp->cl_list); cn != NULL;
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cn = uu_list_next(clp->cl_list, cn)) {
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/*
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* Do not rename a clone that's not in the source hierarchy.
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*/
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if (!isa_child_of(cn->cn_handle->zfs_name, src))
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continue;
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/*
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* Destroy the previous mountpoint if needed.
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*/
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remove_mountpoint(cn->cn_handle);
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(void) strlcpy(newname, dst, sizeof (newname));
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(void) strlcat(newname, cn->cn_handle->zfs_name + strlen(src),
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sizeof (newname));
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(void) strlcpy(cn->cn_handle->zfs_name, newname,
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sizeof (cn->cn_handle->zfs_name));
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}
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}
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/*
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* Given a gathered changelist for the 'sharenfs' or 'sharesmb' property,
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* unshare all the datasets in the list.
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*/
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int
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changelist_unshare(prop_changelist_t *clp, zfs_share_proto_t *proto)
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{
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prop_changenode_t *cn;
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int ret = 0;
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if (clp->cl_prop != ZFS_PROP_SHARENFS &&
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clp->cl_prop != ZFS_PROP_SHARESMB)
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return (0);
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for (cn = uu_list_first(clp->cl_list); cn != NULL;
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cn = uu_list_next(clp->cl_list, cn)) {
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if (zfs_unshare_proto(cn->cn_handle, NULL, proto) != 0)
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ret = -1;
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}
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return (ret);
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}
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/*
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* Check if there is any child exported to a local zone in a given changelist.
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* This information has already been recorded while gathering the changelist
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* via changelist_gather().
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*/
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int
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changelist_haszonedchild(prop_changelist_t *clp)
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{
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return (clp->cl_haszonedchild);
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}
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/*
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* Remove a node from a gathered list.
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*/
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void
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changelist_remove(prop_changelist_t *clp, const char *name)
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{
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prop_changenode_t *cn;
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for (cn = uu_list_first(clp->cl_list); cn != NULL;
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cn = uu_list_next(clp->cl_list, cn)) {
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if (strcmp(cn->cn_handle->zfs_name, name) == 0) {
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uu_list_remove(clp->cl_list, cn);
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zfs_close(cn->cn_handle);
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free(cn);
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return;
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}
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}
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}
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/*
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* Release any memory associated with a changelist.
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*/
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void
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changelist_free(prop_changelist_t *clp)
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{
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prop_changenode_t *cn;
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void *cookie;
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if (clp->cl_list) {
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cookie = NULL;
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while ((cn = uu_list_teardown(clp->cl_list, &cookie)) != NULL) {
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zfs_close(cn->cn_handle);
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free(cn);
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}
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uu_list_destroy(clp->cl_list);
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}
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if (clp->cl_pool)
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uu_list_pool_destroy(clp->cl_pool);
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free(clp);
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}
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static int
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change_one(zfs_handle_t *zhp, void *data)
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{
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prop_changelist_t *clp = data;
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char property[ZFS_MAXPROPLEN];
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char where[64];
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prop_changenode_t *cn;
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zprop_source_t sourcetype;
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zprop_source_t share_sourcetype;
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/*
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* We only want to unmount/unshare those filesystems that may inherit
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* from the target filesystem. If we find any filesystem with a
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* locally set mountpoint, we ignore any children since changing the
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* property will not affect them. If this is a rename, we iterate
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* over all children regardless, since we need them unmounted in
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* order to do the rename. Also, if this is a volume and we're doing
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* a rename, then always add it to the changelist.
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*/
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if (!(ZFS_IS_VOLUME(zhp) && clp->cl_realprop == ZFS_PROP_NAME) &&
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zfs_prop_get(zhp, clp->cl_prop, property,
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sizeof (property), &sourcetype, where, sizeof (where),
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B_FALSE) != 0) {
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zfs_close(zhp);
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return (0);
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}
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/*
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* If we are "watching" sharenfs or sharesmb
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* then check out the companion property which is tracked
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* in cl_shareprop
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*/
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if (clp->cl_shareprop != ZPROP_INVAL &&
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zfs_prop_get(zhp, clp->cl_shareprop, property,
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sizeof (property), &share_sourcetype, where, sizeof (where),
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B_FALSE) != 0) {
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zfs_close(zhp);
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return (0);
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}
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if (clp->cl_alldependents || clp->cl_allchildren ||
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sourcetype == ZPROP_SRC_DEFAULT ||
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sourcetype == ZPROP_SRC_INHERITED ||
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(clp->cl_shareprop != ZPROP_INVAL &&
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(share_sourcetype == ZPROP_SRC_DEFAULT ||
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share_sourcetype == ZPROP_SRC_INHERITED))) {
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if ((cn = zfs_alloc(zfs_get_handle(zhp),
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sizeof (prop_changenode_t))) == NULL) {
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zfs_close(zhp);
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return (-1);
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}
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cn->cn_handle = zhp;
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cn->cn_mounted = (clp->cl_gflags & CL_GATHER_MOUNT_ALWAYS) ||
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zfs_is_mounted(zhp, NULL);
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cn->cn_shared = zfs_is_shared(zhp);
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cn->cn_zoned = zfs_prop_get_int(zhp, ZFS_PROP_ZONED);
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cn->cn_needpost = B_TRUE;
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/* Indicate if any child is exported to a local zone. */
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if (getzoneid() == GLOBAL_ZONEID && cn->cn_zoned)
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clp->cl_haszonedchild = B_TRUE;
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uu_list_node_init(cn, &cn->cn_listnode, clp->cl_pool);
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if (clp->cl_sorted) {
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uu_list_index_t idx;
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(void) uu_list_find(clp->cl_list, cn, NULL,
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&idx);
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uu_list_insert(clp->cl_list, cn, idx);
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} else {
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/*
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* Add this child to beginning of the list. Children
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* below this one in the hierarchy will get added above
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* this one in the list. This produces a list in
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* reverse dataset name order.
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* This is necessary when the original mountpoint
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* is legacy or none.
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*/
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ASSERT(!clp->cl_alldependents);
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verify(uu_list_insert_before(clp->cl_list,
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uu_list_first(clp->cl_list), cn) == 0);
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}
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if (!clp->cl_alldependents)
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return (zfs_iter_children(zhp, change_one, data));
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} else {
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zfs_close(zhp);
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}
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return (0);
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}
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/*ARGSUSED*/
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static int
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compare_mountpoints(const void *a, const void *b, void *unused)
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{
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const prop_changenode_t *ca = a;
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const prop_changenode_t *cb = b;
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char mounta[MAXPATHLEN];
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char mountb[MAXPATHLEN];
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|
|
boolean_t hasmounta, hasmountb;
|
|
|
|
/*
|
|
* When unsharing or unmounting filesystems, we need to do it in
|
|
* mountpoint order. This allows the user to have a mountpoint
|
|
* hierarchy that is different from the dataset hierarchy, and still
|
|
* allow it to be changed. However, if either dataset doesn't have a
|
|
* mountpoint (because it is a volume or a snapshot), we place it at the
|
|
* end of the list, because it doesn't affect our change at all.
|
|
*/
|
|
hasmounta = (zfs_prop_get(ca->cn_handle, ZFS_PROP_MOUNTPOINT, mounta,
|
|
sizeof (mounta), NULL, NULL, 0, B_FALSE) == 0);
|
|
hasmountb = (zfs_prop_get(cb->cn_handle, ZFS_PROP_MOUNTPOINT, mountb,
|
|
sizeof (mountb), NULL, NULL, 0, B_FALSE) == 0);
|
|
|
|
if (!hasmounta && hasmountb)
|
|
return (-1);
|
|
else if (hasmounta && !hasmountb)
|
|
return (1);
|
|
else if (!hasmounta && !hasmountb)
|
|
return (0);
|
|
else
|
|
return (strcmp(mountb, mounta));
|
|
}
|
|
|
|
/*
|
|
* Given a ZFS handle and a property, construct a complete list of datasets
|
|
* that need to be modified as part of this process. For anything but the
|
|
* 'mountpoint' and 'sharenfs' properties, this just returns an empty list.
|
|
* Otherwise, we iterate over all children and look for any datasets that
|
|
* inherit the property. For each such dataset, we add it to the list and
|
|
* mark whether it was shared beforehand.
|
|
*/
|
|
prop_changelist_t *
|
|
changelist_gather(zfs_handle_t *zhp, zfs_prop_t prop, int gather_flags,
|
|
int mnt_flags)
|
|
{
|
|
prop_changelist_t *clp;
|
|
prop_changenode_t *cn;
|
|
zfs_handle_t *temp;
|
|
char property[ZFS_MAXPROPLEN];
|
|
uu_compare_fn_t *compare = NULL;
|
|
boolean_t legacy = B_FALSE;
|
|
|
|
if ((clp = zfs_alloc(zhp->zfs_hdl, sizeof (prop_changelist_t))) == NULL)
|
|
return (NULL);
|
|
|
|
/*
|
|
* For mountpoint-related tasks, we want to sort everything by
|
|
* mountpoint, so that we mount and unmount them in the appropriate
|
|
* order, regardless of their position in the hierarchy.
|
|
*/
|
|
if (prop == ZFS_PROP_NAME || prop == ZFS_PROP_ZONED ||
|
|
prop == ZFS_PROP_MOUNTPOINT || prop == ZFS_PROP_SHARENFS ||
|
|
prop == ZFS_PROP_SHARESMB) {
|
|
|
|
if (zfs_prop_get(zhp, ZFS_PROP_MOUNTPOINT,
|
|
property, sizeof (property),
|
|
NULL, NULL, 0, B_FALSE) == 0 &&
|
|
(strcmp(property, "legacy") == 0 ||
|
|
strcmp(property, "none") == 0)) {
|
|
|
|
legacy = B_TRUE;
|
|
}
|
|
if (!legacy) {
|
|
compare = compare_mountpoints;
|
|
clp->cl_sorted = B_TRUE;
|
|
}
|
|
}
|
|
|
|
clp->cl_pool = uu_list_pool_create("changelist_pool",
|
|
sizeof (prop_changenode_t),
|
|
offsetof(prop_changenode_t, cn_listnode),
|
|
compare, 0);
|
|
if (clp->cl_pool == NULL) {
|
|
assert(uu_error() == UU_ERROR_NO_MEMORY);
|
|
(void) zfs_error(zhp->zfs_hdl, EZFS_NOMEM, "internal error");
|
|
changelist_free(clp);
|
|
return (NULL);
|
|
}
|
|
|
|
clp->cl_list = uu_list_create(clp->cl_pool, NULL,
|
|
clp->cl_sorted ? UU_LIST_SORTED : 0);
|
|
clp->cl_gflags = gather_flags;
|
|
clp->cl_mflags = mnt_flags;
|
|
|
|
if (clp->cl_list == NULL) {
|
|
assert(uu_error() == UU_ERROR_NO_MEMORY);
|
|
(void) zfs_error(zhp->zfs_hdl, EZFS_NOMEM, "internal error");
|
|
changelist_free(clp);
|
|
return (NULL);
|
|
}
|
|
|
|
/*
|
|
* If this is a rename or the 'zoned' property, we pretend we're
|
|
* changing the mountpoint and flag it so we can catch all children in
|
|
* change_one().
|
|
*
|
|
* Flag cl_alldependents to catch all children plus the dependents
|
|
* (clones) that are not in the hierarchy.
|
|
*/
|
|
if (prop == ZFS_PROP_NAME) {
|
|
clp->cl_prop = ZFS_PROP_MOUNTPOINT;
|
|
clp->cl_alldependents = B_TRUE;
|
|
} else if (prop == ZFS_PROP_ZONED) {
|
|
clp->cl_prop = ZFS_PROP_MOUNTPOINT;
|
|
clp->cl_allchildren = B_TRUE;
|
|
} else if (prop == ZFS_PROP_CANMOUNT) {
|
|
clp->cl_prop = ZFS_PROP_MOUNTPOINT;
|
|
} else if (prop == ZFS_PROP_VOLSIZE) {
|
|
clp->cl_prop = ZFS_PROP_MOUNTPOINT;
|
|
} else {
|
|
clp->cl_prop = prop;
|
|
}
|
|
clp->cl_realprop = prop;
|
|
|
|
if (clp->cl_prop != ZFS_PROP_MOUNTPOINT &&
|
|
clp->cl_prop != ZFS_PROP_SHARENFS &&
|
|
clp->cl_prop != ZFS_PROP_SHARESMB)
|
|
return (clp);
|
|
|
|
/*
|
|
* If watching SHARENFS or SHARESMB then
|
|
* also watch its companion property.
|
|
*/
|
|
if (clp->cl_prop == ZFS_PROP_SHARENFS)
|
|
clp->cl_shareprop = ZFS_PROP_SHARESMB;
|
|
else if (clp->cl_prop == ZFS_PROP_SHARESMB)
|
|
clp->cl_shareprop = ZFS_PROP_SHARENFS;
|
|
|
|
if (clp->cl_alldependents) {
|
|
if (zfs_iter_dependents(zhp, B_TRUE, change_one, clp) != 0) {
|
|
changelist_free(clp);
|
|
return (NULL);
|
|
}
|
|
} else if (zfs_iter_children(zhp, change_one, clp) != 0) {
|
|
changelist_free(clp);
|
|
return (NULL);
|
|
}
|
|
|
|
/*
|
|
* We have to re-open ourselves because we auto-close all the handles
|
|
* and can't tell the difference.
|
|
*/
|
|
if ((temp = zfs_open(zhp->zfs_hdl, zfs_get_name(zhp),
|
|
ZFS_TYPE_DATASET)) == NULL) {
|
|
changelist_free(clp);
|
|
return (NULL);
|
|
}
|
|
|
|
/*
|
|
* Always add ourself to the list. We add ourselves to the end so that
|
|
* we're the last to be unmounted.
|
|
*/
|
|
if ((cn = zfs_alloc(zhp->zfs_hdl,
|
|
sizeof (prop_changenode_t))) == NULL) {
|
|
zfs_close(temp);
|
|
changelist_free(clp);
|
|
return (NULL);
|
|
}
|
|
|
|
cn->cn_handle = temp;
|
|
cn->cn_mounted = (clp->cl_gflags & CL_GATHER_MOUNT_ALWAYS) ||
|
|
zfs_is_mounted(temp, NULL);
|
|
cn->cn_shared = zfs_is_shared(temp);
|
|
cn->cn_zoned = zfs_prop_get_int(zhp, ZFS_PROP_ZONED);
|
|
cn->cn_needpost = B_TRUE;
|
|
|
|
uu_list_node_init(cn, &cn->cn_listnode, clp->cl_pool);
|
|
if (clp->cl_sorted) {
|
|
uu_list_index_t idx;
|
|
(void) uu_list_find(clp->cl_list, cn, NULL, &idx);
|
|
uu_list_insert(clp->cl_list, cn, idx);
|
|
} else {
|
|
/*
|
|
* Add the target dataset to the end of the list.
|
|
* The list is not really unsorted. The list will be
|
|
* in reverse dataset name order. This is necessary
|
|
* when the original mountpoint is legacy or none.
|
|
*/
|
|
verify(uu_list_insert_after(clp->cl_list,
|
|
uu_list_last(clp->cl_list), cn) == 0);
|
|
}
|
|
|
|
/*
|
|
* If the mountpoint property was previously 'legacy', or 'none',
|
|
* record it as the behavior of changelist_postfix() will be different.
|
|
*/
|
|
if ((clp->cl_prop == ZFS_PROP_MOUNTPOINT) && legacy) {
|
|
/*
|
|
* do not automatically mount ex-legacy datasets if
|
|
* we specifically set canmount to noauto
|
|
*/
|
|
if (zfs_prop_get_int(zhp, ZFS_PROP_CANMOUNT) !=
|
|
ZFS_CANMOUNT_NOAUTO)
|
|
clp->cl_waslegacy = B_TRUE;
|
|
}
|
|
|
|
return (clp);
|
|
}
|