author | gw25295 |
Wed, 14 Feb 2007 19:54:59 -0800 | |
changeset 3654 | 9c6042b08979 |
parent 3635 | 63e2169c1249 |
child 3883 | a988d101ecca |
permissions | -rw-r--r-- |
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/* |
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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 2007 Sun Microsystems, Inc. All rights reserved. |
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* Use is subject to license terms. |
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*/ |
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#pragma ident "%Z%%M% %I% %E% SMI" |
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#include <assert.h> |
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#include <ctype.h> |
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#include <errno.h> |
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#include <libgen.h> |
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#include <libintl.h> |
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#include <libuutil.h> |
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#include <locale.h> |
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#include <stddef.h> |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <strings.h> |
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#include <unistd.h> |
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#include <fcntl.h> |
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#include <zone.h> |
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#include <sys/mkdev.h> |
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#include <sys/mntent.h> |
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#include <sys/mnttab.h> |
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#include <sys/mount.h> |
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#include <sys/stat.h> |
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#include <libzfs.h> |
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#include "zfs_iter.h" |
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#include "zfs_util.h" |
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libzfs_handle_t *g_zfs; |
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static FILE *mnttab_file; |
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static int zfs_do_clone(int argc, char **argv); |
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static int zfs_do_create(int argc, char **argv); |
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static int zfs_do_destroy(int argc, char **argv); |
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static int zfs_do_get(int argc, char **argv); |
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static int zfs_do_inherit(int argc, char **argv); |
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static int zfs_do_list(int argc, char **argv); |
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static int zfs_do_mount(int argc, char **argv); |
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static int zfs_do_rename(int argc, char **argv); |
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static int zfs_do_rollback(int argc, char **argv); |
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static int zfs_do_set(int argc, char **argv); |
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static int zfs_do_snapshot(int argc, char **argv); |
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static int zfs_do_unmount(int argc, char **argv); |
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static int zfs_do_share(int argc, char **argv); |
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static int zfs_do_unshare(int argc, char **argv); |
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static int zfs_do_send(int argc, char **argv); |
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static int zfs_do_receive(int argc, char **argv); |
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static int zfs_do_promote(int argc, char **argv); |
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/* |
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* These libumem hooks provide a reasonable set of defaults for the allocator's |
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* debugging facilities. |
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*/ |
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const char * |
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_umem_debug_init(void) |
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{ |
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return ("default,verbose"); /* $UMEM_DEBUG setting */ |
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} |
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const char * |
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_umem_logging_init(void) |
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{ |
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return ("fail,contents"); /* $UMEM_LOGGING setting */ |
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} |
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typedef enum { |
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HELP_CLONE, |
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HELP_CREATE, |
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HELP_DESTROY, |
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HELP_GET, |
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HELP_INHERIT, |
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HELP_LIST, |
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HELP_MOUNT, |
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HELP_PROMOTE, |
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HELP_RECEIVE, |
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HELP_RENAME, |
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HELP_ROLLBACK, |
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HELP_SEND, |
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HELP_SET, |
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HELP_SHARE, |
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HELP_SNAPSHOT, |
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HELP_UNMOUNT, |
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HELP_UNSHARE |
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} zfs_help_t; |
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typedef struct zfs_command { |
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const char *name; |
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int (*func)(int argc, char **argv); |
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zfs_help_t usage; |
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} zfs_command_t; |
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/* |
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* Master command table. Each ZFS command has a name, associated function, and |
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* usage message. The usage messages need to be internationalized, so we have |
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* to have a function to return the usage message based on a command index. |
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* |
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* These commands are organized according to how they are displayed in the usage |
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* message. An empty command (one with a NULL name) indicates an empty line in |
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* the generic usage message. |
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*/ |
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static zfs_command_t command_table[] = { |
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{ "create", zfs_do_create, HELP_CREATE }, |
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{ "destroy", zfs_do_destroy, HELP_DESTROY }, |
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{ NULL }, |
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{ "snapshot", zfs_do_snapshot, HELP_SNAPSHOT }, |
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{ "rollback", zfs_do_rollback, HELP_ROLLBACK }, |
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{ "clone", zfs_do_clone, HELP_CLONE }, |
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{ "promote", zfs_do_promote, HELP_PROMOTE }, |
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{ "rename", zfs_do_rename, HELP_RENAME }, |
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{ NULL }, |
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{ "list", zfs_do_list, HELP_LIST }, |
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{ NULL }, |
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{ "set", zfs_do_set, HELP_SET }, |
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{ "get", zfs_do_get, HELP_GET }, |
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{ "inherit", zfs_do_inherit, HELP_INHERIT }, |
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{ NULL }, |
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{ "mount", zfs_do_mount, HELP_MOUNT }, |
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{ NULL }, |
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{ "unmount", zfs_do_unmount, HELP_UNMOUNT }, |
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{ NULL }, |
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{ "share", zfs_do_share, HELP_SHARE }, |
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{ NULL }, |
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{ "unshare", zfs_do_unshare, HELP_UNSHARE }, |
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{ NULL }, |
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{ "send", zfs_do_send, HELP_SEND }, |
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{ "receive", zfs_do_receive, HELP_RECEIVE }, |
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}; |
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#define NCOMMAND (sizeof (command_table) / sizeof (command_table[0])) |
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zfs_command_t *current_command; |
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static const char * |
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get_usage(zfs_help_t idx) |
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{ |
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switch (idx) { |
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case HELP_CLONE: |
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return (gettext("\tclone <snapshot> <filesystem|volume>\n")); |
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case HELP_CREATE: |
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return (gettext("\tcreate [[-o property=value] ... ] " |
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"<filesystem>\n" |
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"\tcreate [-s] [-b blocksize] [[-o property=value] ...]\n" |
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"\t -V <size> <volume>\n")); |
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case HELP_DESTROY: |
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return (gettext("\tdestroy [-rRf] " |
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"<filesystem|volume|snapshot>\n")); |
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case HELP_GET: |
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return (gettext("\tget [-rHp] [-o field[,field]...] " |
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"[-s source[,source]...]\n" |
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"\t <all | property[,property]...> " |
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"[filesystem|volume|snapshot] ...\n")); |
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case HELP_INHERIT: |
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return (gettext("\tinherit [-r] <property> " |
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"<filesystem|volume> ...\n")); |
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case HELP_LIST: |
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return (gettext("\tlist [-rH] [-o property[,property]...] " |
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"[-t type[,type]...]\n" |
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"\t [-s property [-s property]...]" |
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" [-S property [-S property]...]\n" |
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"\t [filesystem|volume|snapshot] ...\n")); |
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case HELP_MOUNT: |
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return (gettext("\tmount\n" |
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"\tmount [-o opts] [-O] -a\n" |
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"\tmount [-o opts] [-O] <filesystem>\n")); |
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case HELP_PROMOTE: |
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return (gettext("\tpromote <clone filesystem>\n")); |
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case HELP_RECEIVE: |
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return (gettext("\treceive [-vnF] <filesystem|volume|" |
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"snapshot>\n" |
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"\treceive [-vnF] -d <filesystem>\n")); |
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case HELP_RENAME: |
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return (gettext("\trename <filesystem|volume|snapshot> " |
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"<filesystem|volume|snapshot>\n")); |
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case HELP_ROLLBACK: |
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return (gettext("\trollback [-rRf] <snapshot>\n")); |
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case HELP_SEND: |
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return (gettext("\tsend [-i <snapshot>] <snapshot>\n")); |
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case HELP_SET: |
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return (gettext("\tset <property=value> " |
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"<filesystem|volume> ...\n")); |
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case HELP_SHARE: |
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return (gettext("\tshare -a\n" |
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"\tshare <filesystem>\n")); |
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case HELP_SNAPSHOT: |
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return (gettext("\tsnapshot [-r] " |
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"<filesystem@name|volume@name>\n")); |
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|
213 |
case HELP_UNMOUNT: |
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|
214 |
return (gettext("\tunmount [-f] -a\n" |
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|
215 |
"\tunmount [-f] <filesystem|mountpoint>\n")); |
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|
216 |
case HELP_UNSHARE: |
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|
217 |
return (gettext("\tunshare [-f] -a\n" |
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|
218 |
"\tunshare [-f] <filesystem|mountpoint>\n")); |
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|
219 |
} |
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|
220 |
|
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|
221 |
abort(); |
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|
222 |
/* NOTREACHED */ |
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|
223 |
} |
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|
224 |
|
789 | 225 |
/* |
226 |
* Utility function to guarantee malloc() success. |
|
227 |
*/ |
|
228 |
void * |
|
229 |
safe_malloc(size_t size) |
|
230 |
{ |
|
231 |
void *data; |
|
232 |
||
233 |
if ((data = calloc(1, size)) == NULL) { |
|
234 |
(void) fprintf(stderr, "internal error: out of memory\n"); |
|
235 |
exit(1); |
|
236 |
} |
|
237 |
||
238 |
return (data); |
|
239 |
} |
|
240 |
||
241 |
/* |
|
3654
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|
242 |
* Callback routinue that will print out information for each of the |
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|
243 |
* the properties. |
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|
244 |
*/ |
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|
245 |
static zfs_prop_t |
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|
246 |
usage_prop_cb(zfs_prop_t prop, void *cb) |
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|
247 |
{ |
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|
248 |
FILE *fp = cb; |
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|
249 |
|
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|
250 |
(void) fprintf(fp, "\t%-13s ", zfs_prop_to_name(prop)); |
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|
251 |
|
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|
252 |
if (zfs_prop_readonly(prop)) |
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|
253 |
(void) fprintf(fp, " NO "); |
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|
254 |
else |
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|
255 |
(void) fprintf(fp, " YES "); |
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|
256 |
|
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|
257 |
if (zfs_prop_inheritable(prop)) |
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|
258 |
(void) fprintf(fp, " YES "); |
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changeset
|
259 |
else |
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|
260 |
(void) fprintf(fp, " NO "); |
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|
261 |
|
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|
262 |
if (zfs_prop_values(prop) == NULL) |
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|
263 |
(void) fprintf(fp, "-\n"); |
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|
264 |
else |
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|
265 |
(void) fprintf(fp, "%s\n", zfs_prop_values(prop)); |
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|
266 |
|
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|
267 |
return (ZFS_PROP_CONT); |
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changeset
|
268 |
} |
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|
269 |
|
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|
270 |
/* |
789 | 271 |
* Display usage message. If we're inside a command, display only the usage for |
272 |
* that command. Otherwise, iterate over the entire command table and display |
|
273 |
* a complete usage message. |
|
274 |
*/ |
|
275 |
static void |
|
2082 | 276 |
usage(boolean_t requested) |
789 | 277 |
{ |
278 |
int i; |
|
2082 | 279 |
boolean_t show_properties = B_FALSE; |
789 | 280 |
FILE *fp = requested ? stdout : stderr; |
281 |
||
282 |
if (current_command == NULL) { |
|
283 |
||
284 |
(void) fprintf(fp, gettext("usage: zfs command args ...\n")); |
|
285 |
(void) fprintf(fp, |
|
286 |
gettext("where 'command' is one of the following:\n\n")); |
|
287 |
||
288 |
for (i = 0; i < NCOMMAND; i++) { |
|
289 |
if (command_table[i].name == NULL) |
|
290 |
(void) fprintf(fp, "\n"); |
|
291 |
else |
|
292 |
(void) fprintf(fp, "%s", |
|
1387
7dc47b4865df
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|
293 |
get_usage(command_table[i].usage)); |
789 | 294 |
} |
295 |
||
296 |
(void) fprintf(fp, gettext("\nEach dataset is of the form: " |
|
297 |
"pool/[dataset/]*dataset[@name]\n")); |
|
298 |
} else { |
|
299 |
(void) fprintf(fp, gettext("usage:\n")); |
|
1387
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changeset
|
300 |
(void) fprintf(fp, "%s", get_usage(current_command->usage)); |
789 | 301 |
} |
302 |
||
2190 | 303 |
if (current_command != NULL && |
304 |
(strcmp(current_command->name, "set") == 0 || |
|
789 | 305 |
strcmp(current_command->name, "get") == 0 || |
306 |
strcmp(current_command->name, "inherit") == 0 || |
|
2190 | 307 |
strcmp(current_command->name, "list") == 0)) |
2082 | 308 |
show_properties = B_TRUE; |
789 | 309 |
|
310 |
if (show_properties) { |
|
311 |
||
312 |
(void) fprintf(fp, |
|
313 |
gettext("\nThe following properties are supported:\n")); |
|
314 |
||
315 |
(void) fprintf(fp, "\n\t%-13s %s %s %s\n\n", |
|
316 |
"PROPERTY", "EDIT", "INHERIT", "VALUES"); |
|
317 |
||
3654
9c6042b08979
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diff
changeset
|
318 |
/* Iterate over all properties */ |
9c6042b08979
6483718 need a stable interface to get all native properties
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3635
diff
changeset
|
319 |
(void) zfs_prop_iter(usage_prop_cb, fp, B_FALSE); |
9c6042b08979
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diff
changeset
|
320 |
|
789 | 321 |
(void) fprintf(fp, gettext("\nSizes are specified in bytes " |
322 |
"with standard units such as K, M, G, etc.\n")); |
|
2676 | 323 |
(void) fprintf(fp, gettext("\n\nUser-defined properties can " |
324 |
"be specified by using a name containing a colon (:).\n")); |
|
2190 | 325 |
} else { |
326 |
/* |
|
327 |
* TRANSLATION NOTE: |
|
328 |
* "zfs set|get" must not be localised this is the |
|
329 |
* command name and arguments. |
|
330 |
*/ |
|
331 |
(void) fprintf(fp, |
|
332 |
gettext("\nFor the property list, run: zfs set|get\n")); |
|
789 | 333 |
} |
334 |
||
2676 | 335 |
/* |
336 |
* See comments at end of main(). |
|
337 |
*/ |
|
338 |
if (getenv("ZFS_ABORT") != NULL) { |
|
339 |
(void) printf("dumping core by request\n"); |
|
340 |
abort(); |
|
341 |
} |
|
342 |
||
789 | 343 |
exit(requested ? 0 : 2); |
344 |
} |
|
345 |
||
346 |
/* |
|
347 |
* zfs clone <fs, snap, vol> fs |
|
348 |
* |
|
349 |
* Given an existing dataset, create a writable copy whose initial contents |
|
350 |
* are the same as the source. The newly created dataset maintains a |
|
351 |
* dependency on the original; the original cannot be destroyed so long as |
|
352 |
* the clone exists. |
|
353 |
*/ |
|
354 |
static int |
|
355 |
zfs_do_clone(int argc, char **argv) |
|
356 |
{ |
|
357 |
zfs_handle_t *zhp; |
|
358 |
int ret; |
|
359 |
||
360 |
/* check options */ |
|
361 |
if (argc > 1 && argv[1][0] == '-') { |
|
362 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
363 |
argv[1][1]); |
|
2082 | 364 |
usage(B_FALSE); |
789 | 365 |
} |
366 |
||
367 |
/* check number of arguments */ |
|
368 |
if (argc < 2) { |
|
369 |
(void) fprintf(stderr, gettext("missing source dataset " |
|
370 |
"argument\n")); |
|
2082 | 371 |
usage(B_FALSE); |
789 | 372 |
} |
373 |
if (argc < 3) { |
|
374 |
(void) fprintf(stderr, gettext("missing target dataset " |
|
375 |
"argument\n")); |
|
2082 | 376 |
usage(B_FALSE); |
789 | 377 |
} |
378 |
if (argc > 3) { |
|
379 |
(void) fprintf(stderr, gettext("too many arguments\n")); |
|
2082 | 380 |
usage(B_FALSE); |
789 | 381 |
} |
382 |
||
383 |
/* open the source dataset */ |
|
2082 | 384 |
if ((zhp = zfs_open(g_zfs, argv[1], ZFS_TYPE_SNAPSHOT)) == NULL) |
789 | 385 |
return (1); |
386 |
||
387 |
/* pass to libzfs */ |
|
2676 | 388 |
ret = zfs_clone(zhp, argv[2], NULL); |
789 | 389 |
|
390 |
/* create the mountpoint if necessary */ |
|
391 |
if (ret == 0) { |
|
2082 | 392 |
zfs_handle_t *clone = zfs_open(g_zfs, argv[2], ZFS_TYPE_ANY); |
789 | 393 |
if (clone != NULL) { |
394 |
if ((ret = zfs_mount(clone, NULL, 0)) == 0) |
|
395 |
ret = zfs_share(clone); |
|
396 |
zfs_close(clone); |
|
397 |
} |
|
2926 | 398 |
zpool_log_history(g_zfs, argc, argv, argv[2], B_FALSE, B_FALSE); |
789 | 399 |
} |
400 |
||
401 |
zfs_close(zhp); |
|
402 |
||
403 |
return (ret == 0 ? 0 : 1); |
|
404 |
} |
|
405 |
||
406 |
/* |
|
2676 | 407 |
* zfs create [-o prop=value] ... fs |
408 |
* zfs create [-s] [-b blocksize] [-o prop=value] ... -V vol size |
|
789 | 409 |
* |
410 |
* Create a new dataset. This command can be used to create filesystems |
|
411 |
* and volumes. Snapshot creation is handled by 'zfs snapshot'. |
|
412 |
* For volumes, the user must specify a size to be used. |
|
413 |
* |
|
414 |
* The '-s' flag applies only to volumes, and indicates that we should not try |
|
415 |
* to set the reservation for this volume. By default we set a reservation |
|
416 |
* equal to the size for any volume. |
|
417 |
*/ |
|
418 |
static int |
|
419 |
zfs_do_create(int argc, char **argv) |
|
420 |
{ |
|
421 |
zfs_type_t type = ZFS_TYPE_FILESYSTEM; |
|
2676 | 422 |
zfs_handle_t *zhp = NULL; |
423 |
uint64_t volsize; |
|
789 | 424 |
int c; |
2082 | 425 |
boolean_t noreserve = B_FALSE; |
2676 | 426 |
int ret = 1; |
427 |
nvlist_t *props = NULL; |
|
428 |
uint64_t intval; |
|
429 |
char *propname; |
|
2926 | 430 |
char *propval = NULL; |
431 |
char *strval; |
|
2676 | 432 |
|
433 |
if (nvlist_alloc(&props, NV_UNIQUE_NAME, 0) != 0) { |
|
434 |
(void) fprintf(stderr, gettext("internal error: " |
|
435 |
"out of memory\n")); |
|
436 |
return (1); |
|
437 |
} |
|
789 | 438 |
|
439 |
/* check options */ |
|
2676 | 440 |
while ((c = getopt(argc, argv, ":V:b:so:")) != -1) { |
789 | 441 |
switch (c) { |
442 |
case 'V': |
|
443 |
type = ZFS_TYPE_VOLUME; |
|
2676 | 444 |
if (zfs_nicestrtonum(g_zfs, optarg, &intval) != 0) { |
445 |
(void) fprintf(stderr, gettext("bad volume " |
|
446 |
"size '%s': %s\n"), optarg, |
|
447 |
libzfs_error_description(g_zfs)); |
|
448 |
goto error; |
|
449 |
} |
|
450 |
||
451 |
if (nvlist_add_uint64(props, |
|
452 |
zfs_prop_to_name(ZFS_PROP_VOLSIZE), |
|
453 |
intval) != 0) { |
|
454 |
(void) fprintf(stderr, gettext("internal " |
|
455 |
"error: out of memory\n")); |
|
456 |
goto error; |
|
457 |
} |
|
458 |
volsize = intval; |
|
789 | 459 |
break; |
460 |
case 'b': |
|
2676 | 461 |
if (zfs_nicestrtonum(g_zfs, optarg, &intval) != 0) { |
462 |
(void) fprintf(stderr, gettext("bad volume " |
|
463 |
"block size '%s': %s\n"), optarg, |
|
464 |
libzfs_error_description(g_zfs)); |
|
465 |
goto error; |
|
466 |
} |
|
467 |
||
468 |
if (nvlist_add_uint64(props, |
|
469 |
zfs_prop_to_name(ZFS_PROP_VOLBLOCKSIZE), |
|
470 |
intval) != 0) { |
|
471 |
(void) fprintf(stderr, gettext("internal " |
|
472 |
"error: out of memory\n")); |
|
473 |
goto error; |
|
474 |
} |
|
475 |
break; |
|
476 |
case 'o': |
|
477 |
propname = optarg; |
|
478 |
if ((propval = strchr(propname, '=')) == NULL) { |
|
479 |
(void) fprintf(stderr, gettext("missing " |
|
480 |
"'=' for -o option\n")); |
|
481 |
goto error; |
|
482 |
} |
|
483 |
*propval = '\0'; |
|
484 |
propval++; |
|
485 |
if (nvlist_lookup_string(props, propname, |
|
486 |
&strval) == 0) { |
|
487 |
(void) fprintf(stderr, gettext("property '%s' " |
|
488 |
"specified multiple times\n"), propname); |
|
489 |
goto error; |
|
490 |
} |
|
491 |
if (nvlist_add_string(props, propname, propval) != 0) { |
|
492 |
(void) fprintf(stderr, gettext("internal " |
|
493 |
"error: out of memory\n")); |
|
494 |
goto error; |
|
495 |
} |
|
789 | 496 |
break; |
497 |
case 's': |
|
2082 | 498 |
noreserve = B_TRUE; |
789 | 499 |
break; |
500 |
case ':': |
|
501 |
(void) fprintf(stderr, gettext("missing size " |
|
502 |
"argument\n")); |
|
2676 | 503 |
goto badusage; |
789 | 504 |
break; |
505 |
case '?': |
|
506 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
507 |
optopt); |
|
2676 | 508 |
goto badusage; |
789 | 509 |
} |
510 |
} |
|
511 |
||
512 |
if (noreserve && type != ZFS_TYPE_VOLUME) { |
|
513 |
(void) fprintf(stderr, gettext("'-s' can only be used when " |
|
514 |
"creating a volume\n")); |
|
2676 | 515 |
goto badusage; |
789 | 516 |
} |
517 |
||
518 |
argc -= optind; |
|
519 |
argv += optind; |
|
520 |
||
521 |
/* check number of arguments */ |
|
522 |
if (argc == 0) { |
|
523 |
(void) fprintf(stderr, gettext("missing %s argument\n"), |
|
524 |
zfs_type_to_name(type)); |
|
2676 | 525 |
goto badusage; |
789 | 526 |
} |
527 |
if (argc > 1) { |
|
528 |
(void) fprintf(stderr, gettext("too many arguments\n")); |
|
2676 | 529 |
goto badusage; |
530 |
} |
|
531 |
||
532 |
if (type == ZFS_TYPE_VOLUME && !noreserve && |
|
533 |
nvlist_lookup_string(props, zfs_prop_to_name(ZFS_PROP_RESERVATION), |
|
534 |
&strval) != 0) { |
|
535 |
if (nvlist_add_uint64(props, |
|
536 |
zfs_prop_to_name(ZFS_PROP_RESERVATION), |
|
537 |
volsize) != 0) { |
|
538 |
(void) fprintf(stderr, gettext("internal " |
|
539 |
"error: out of memory\n")); |
|
540 |
nvlist_free(props); |
|
541 |
return (1); |
|
542 |
} |
|
789 | 543 |
} |
544 |
||
545 |
/* pass to libzfs */ |
|
2676 | 546 |
if (zfs_create(g_zfs, argv[0], type, props) != 0) |
547 |
goto error; |
|
789 | 548 |
|
2926 | 549 |
if (propval != NULL) |
550 |
*(propval - 1) = '='; |
|
551 |
zpool_log_history(g_zfs, argc + optind, argv - optind, argv[0], |
|
552 |
B_FALSE, B_FALSE); |
|
553 |
||
2082 | 554 |
if ((zhp = zfs_open(g_zfs, argv[0], ZFS_TYPE_ANY)) == NULL) |
2676 | 555 |
goto error; |
789 | 556 |
|
557 |
/* |
|
558 |
* Mount and/or share the new filesystem as appropriate. We provide a |
|
559 |
* verbose error message to let the user know that their filesystem was |
|
560 |
* in fact created, even if we failed to mount or share it. |
|
561 |
*/ |
|
562 |
if (zfs_mount(zhp, NULL, 0) != 0) { |
|
563 |
(void) fprintf(stderr, gettext("filesystem successfully " |
|
564 |
"created, but not mounted\n")); |
|
565 |
ret = 1; |
|
566 |
} else if (zfs_share(zhp) != 0) { |
|
567 |
(void) fprintf(stderr, gettext("filesystem successfully " |
|
568 |
"created, but not shared\n")); |
|
569 |
ret = 1; |
|
570 |
} else { |
|
571 |
ret = 0; |
|
572 |
} |
|
573 |
||
2676 | 574 |
error: |
575 |
if (zhp) |
|
576 |
zfs_close(zhp); |
|
577 |
nvlist_free(props); |
|
789 | 578 |
return (ret); |
2676 | 579 |
badusage: |
580 |
nvlist_free(props); |
|
581 |
usage(B_FALSE); |
|
582 |
return (2); |
|
789 | 583 |
} |
584 |
||
585 |
/* |
|
586 |
* zfs destroy [-rf] <fs, snap, vol> |
|
587 |
* |
|
588 |
* -r Recursively destroy all children |
|
589 |
* -R Recursively destroy all dependents, including clones |
|
590 |
* -f Force unmounting of any dependents |
|
591 |
* |
|
592 |
* Destroys the given dataset. By default, it will unmount any filesystems, |
|
593 |
* and refuse to destroy a dataset that has any dependents. A dependent can |
|
594 |
* either be a child, or a clone of a child. |
|
595 |
*/ |
|
596 |
typedef struct destroy_cbdata { |
|
2082 | 597 |
boolean_t cb_first; |
789 | 598 |
int cb_force; |
599 |
int cb_recurse; |
|
600 |
int cb_error; |
|
601 |
int cb_needforce; |
|
602 |
int cb_doclones; |
|
3265
967e0fca6143
6463140 zfs recv with a snapshot name that has 2 @@ in a row succeeds
ahrens
parents:
3126
diff
changeset
|
603 |
boolean_t cb_closezhp; |
789 | 604 |
zfs_handle_t *cb_target; |
2199 | 605 |
char *cb_snapname; |
789 | 606 |
} destroy_cbdata_t; |
607 |
||
608 |
/* |
|
609 |
* Check for any dependents based on the '-r' or '-R' flags. |
|
610 |
*/ |
|
611 |
static int |
|
612 |
destroy_check_dependent(zfs_handle_t *zhp, void *data) |
|
613 |
{ |
|
614 |
destroy_cbdata_t *cbp = data; |
|
615 |
const char *tname = zfs_get_name(cbp->cb_target); |
|
616 |
const char *name = zfs_get_name(zhp); |
|
617 |
||
618 |
if (strncmp(tname, name, strlen(tname)) == 0 && |
|
619 |
(name[strlen(tname)] == '/' || name[strlen(tname)] == '@')) { |
|
620 |
/* |
|
621 |
* This is a direct descendant, not a clone somewhere else in |
|
622 |
* the hierarchy. |
|
623 |
*/ |
|
624 |
if (cbp->cb_recurse) |
|
625 |
goto out; |
|
626 |
||
627 |
if (cbp->cb_first) { |
|
628 |
(void) fprintf(stderr, gettext("cannot destroy '%s': " |
|
629 |
"%s has children\n"), |
|
630 |
zfs_get_name(cbp->cb_target), |
|
631 |
zfs_type_to_name(zfs_get_type(cbp->cb_target))); |
|
632 |
(void) fprintf(stderr, gettext("use '-r' to destroy " |
|
633 |
"the following datasets:\n")); |
|
2082 | 634 |
cbp->cb_first = B_FALSE; |
789 | 635 |
cbp->cb_error = 1; |
636 |
} |
|
637 |
||
638 |
(void) fprintf(stderr, "%s\n", zfs_get_name(zhp)); |
|
639 |
} else { |
|
640 |
/* |
|
641 |
* This is a clone. We only want to report this if the '-r' |
|
642 |
* wasn't specified, or the target is a snapshot. |
|
643 |
*/ |
|
644 |
if (!cbp->cb_recurse && |
|
645 |
zfs_get_type(cbp->cb_target) != ZFS_TYPE_SNAPSHOT) |
|
646 |
goto out; |
|
647 |
||
648 |
if (cbp->cb_first) { |
|
649 |
(void) fprintf(stderr, gettext("cannot destroy '%s': " |
|
650 |
"%s has dependent clones\n"), |
|
651 |
zfs_get_name(cbp->cb_target), |
|
652 |
zfs_type_to_name(zfs_get_type(cbp->cb_target))); |
|
653 |
(void) fprintf(stderr, gettext("use '-R' to destroy " |
|
654 |
"the following datasets:\n")); |
|
2082 | 655 |
cbp->cb_first = B_FALSE; |
789 | 656 |
cbp->cb_error = 1; |
657 |
} |
|
658 |
||
659 |
(void) fprintf(stderr, "%s\n", zfs_get_name(zhp)); |
|
660 |
} |
|
661 |
||
662 |
out: |
|
663 |
zfs_close(zhp); |
|
664 |
return (0); |
|
665 |
} |
|
666 |
||
667 |
static int |
|
668 |
destroy_callback(zfs_handle_t *zhp, void *data) |
|
669 |
{ |
|
670 |
destroy_cbdata_t *cbp = data; |
|
671 |
||
672 |
/* |
|
673 |
* Ignore pools (which we've already flagged as an error before getting |
|
674 |
* here. |
|
675 |
*/ |
|
676 |
if (strchr(zfs_get_name(zhp), '/') == NULL && |
|
677 |
zfs_get_type(zhp) == ZFS_TYPE_FILESYSTEM) { |
|
678 |
zfs_close(zhp); |
|
679 |
return (0); |
|
680 |
} |
|
681 |
||
682 |
/* |
|
683 |
* Bail out on the first error. |
|
684 |
*/ |
|
685 |
if (zfs_unmount(zhp, NULL, cbp->cb_force ? MS_FORCE : 0) != 0 || |
|
686 |
zfs_destroy(zhp) != 0) { |
|
687 |
zfs_close(zhp); |
|
688 |
return (-1); |
|
689 |
} |
|
690 |
||
691 |
zfs_close(zhp); |
|
692 |
return (0); |
|
693 |
} |
|
694 |
||
2199 | 695 |
static int |
696 |
destroy_snap_clones(zfs_handle_t *zhp, void *arg) |
|
697 |
{ |
|
698 |
destroy_cbdata_t *cbp = arg; |
|
699 |
char thissnap[MAXPATHLEN]; |
|
700 |
zfs_handle_t *szhp; |
|
3265
967e0fca6143
6463140 zfs recv with a snapshot name that has 2 @@ in a row succeeds
ahrens
parents:
3126
diff
changeset
|
701 |
boolean_t closezhp = cbp->cb_closezhp; |
967e0fca6143
6463140 zfs recv with a snapshot name that has 2 @@ in a row succeeds
ahrens
parents:
3126
diff
changeset
|
702 |
int rv; |
2199 | 703 |
|
704 |
(void) snprintf(thissnap, sizeof (thissnap), |
|
705 |
"%s@%s", zfs_get_name(zhp), cbp->cb_snapname); |
|
706 |
||
707 |
libzfs_print_on_error(g_zfs, B_FALSE); |
|
708 |
szhp = zfs_open(g_zfs, thissnap, ZFS_TYPE_SNAPSHOT); |
|
709 |
libzfs_print_on_error(g_zfs, B_TRUE); |
|
710 |
if (szhp) { |
|
711 |
/* |
|
712 |
* Destroy any clones of this snapshot |
|
713 |
*/ |
|
2474
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
714 |
if (zfs_iter_dependents(szhp, B_FALSE, destroy_callback, |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
715 |
cbp) != 0) { |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
716 |
zfs_close(szhp); |
3265
967e0fca6143
6463140 zfs recv with a snapshot name that has 2 @@ in a row succeeds
ahrens
parents:
3126
diff
changeset
|
717 |
if (closezhp) |
967e0fca6143
6463140 zfs recv with a snapshot name that has 2 @@ in a row succeeds
ahrens
parents:
3126
diff
changeset
|
718 |
zfs_close(zhp); |
2474
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
719 |
return (-1); |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
720 |
} |
2199 | 721 |
zfs_close(szhp); |
722 |
} |
|
723 |
||
3265
967e0fca6143
6463140 zfs recv with a snapshot name that has 2 @@ in a row succeeds
ahrens
parents:
3126
diff
changeset
|
724 |
cbp->cb_closezhp = B_TRUE; |
967e0fca6143
6463140 zfs recv with a snapshot name that has 2 @@ in a row succeeds
ahrens
parents:
3126
diff
changeset
|
725 |
rv = zfs_iter_filesystems(zhp, destroy_snap_clones, arg); |
967e0fca6143
6463140 zfs recv with a snapshot name that has 2 @@ in a row succeeds
ahrens
parents:
3126
diff
changeset
|
726 |
if (closezhp) |
967e0fca6143
6463140 zfs recv with a snapshot name that has 2 @@ in a row succeeds
ahrens
parents:
3126
diff
changeset
|
727 |
zfs_close(zhp); |
967e0fca6143
6463140 zfs recv with a snapshot name that has 2 @@ in a row succeeds
ahrens
parents:
3126
diff
changeset
|
728 |
return (rv); |
2199 | 729 |
} |
789 | 730 |
|
731 |
static int |
|
732 |
zfs_do_destroy(int argc, char **argv) |
|
733 |
{ |
|
734 |
destroy_cbdata_t cb = { 0 }; |
|
735 |
int c; |
|
736 |
zfs_handle_t *zhp; |
|
2199 | 737 |
char *cp; |
789 | 738 |
|
739 |
/* check options */ |
|
740 |
while ((c = getopt(argc, argv, "frR")) != -1) { |
|
741 |
switch (c) { |
|
742 |
case 'f': |
|
743 |
cb.cb_force = 1; |
|
744 |
break; |
|
745 |
case 'r': |
|
746 |
cb.cb_recurse = 1; |
|
747 |
break; |
|
748 |
case 'R': |
|
749 |
cb.cb_recurse = 1; |
|
750 |
cb.cb_doclones = 1; |
|
751 |
break; |
|
752 |
case '?': |
|
753 |
default: |
|
754 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
755 |
optopt); |
|
2082 | 756 |
usage(B_FALSE); |
789 | 757 |
} |
758 |
} |
|
759 |
||
760 |
argc -= optind; |
|
761 |
argv += optind; |
|
762 |
||
763 |
/* check number of arguments */ |
|
764 |
if (argc == 0) { |
|
765 |
(void) fprintf(stderr, gettext("missing path argument\n")); |
|
2082 | 766 |
usage(B_FALSE); |
789 | 767 |
} |
768 |
if (argc > 1) { |
|
769 |
(void) fprintf(stderr, gettext("too many arguments\n")); |
|
2082 | 770 |
usage(B_FALSE); |
789 | 771 |
} |
772 |
||
2199 | 773 |
/* |
774 |
* If we are doing recursive destroy of a snapshot, then the |
|
775 |
* named snapshot may not exist. Go straight to libzfs. |
|
776 |
*/ |
|
777 |
if (cb.cb_recurse && (cp = strchr(argv[0], '@'))) { |
|
778 |
int ret; |
|
779 |
||
780 |
*cp = '\0'; |
|
781 |
if ((zhp = zfs_open(g_zfs, argv[0], ZFS_TYPE_ANY)) == NULL) |
|
782 |
return (1); |
|
783 |
*cp = '@'; |
|
784 |
cp++; |
|
785 |
||
786 |
if (cb.cb_doclones) { |
|
787 |
cb.cb_snapname = cp; |
|
2474
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
788 |
if (destroy_snap_clones(zhp, &cb) != 0) { |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
789 |
zfs_close(zhp); |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
790 |
return (1); |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
791 |
} |
2199 | 792 |
} |
793 |
||
794 |
ret = zfs_destroy_snaps(zhp, cp); |
|
795 |
zfs_close(zhp); |
|
796 |
if (ret) { |
|
797 |
(void) fprintf(stderr, |
|
798 |
gettext("no snapshots destroyed\n")); |
|
799 |
} |
|
800 |
return (ret != 0); |
|
801 |
} |
|
802 |
||
803 |
||
789 | 804 |
/* Open the given dataset */ |
2082 | 805 |
if ((zhp = zfs_open(g_zfs, argv[0], ZFS_TYPE_ANY)) == NULL) |
789 | 806 |
return (1); |
807 |
||
808 |
cb.cb_target = zhp; |
|
809 |
||
810 |
/* |
|
811 |
* Perform an explicit check for pools before going any further. |
|
812 |
*/ |
|
813 |
if (!cb.cb_recurse && strchr(zfs_get_name(zhp), '/') == NULL && |
|
814 |
zfs_get_type(zhp) == ZFS_TYPE_FILESYSTEM) { |
|
815 |
(void) fprintf(stderr, gettext("cannot destroy '%s': " |
|
816 |
"operation does not apply to pools\n"), |
|
817 |
zfs_get_name(zhp)); |
|
818 |
(void) fprintf(stderr, gettext("use 'zfs destroy -r " |
|
819 |
"%s' to destroy all datasets in the pool\n"), |
|
820 |
zfs_get_name(zhp)); |
|
821 |
(void) fprintf(stderr, gettext("use 'zpool destroy %s' " |
|
822 |
"to destroy the pool itself\n"), zfs_get_name(zhp)); |
|
823 |
zfs_close(zhp); |
|
824 |
return (1); |
|
825 |
} |
|
826 |
||
827 |
/* |
|
828 |
* Check for any dependents and/or clones. |
|
829 |
*/ |
|
2082 | 830 |
cb.cb_first = B_TRUE; |
2474
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
831 |
if (!cb.cb_doclones && |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
832 |
zfs_iter_dependents(zhp, B_TRUE, destroy_check_dependent, |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
833 |
&cb) != 0) { |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
834 |
zfs_close(zhp); |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
835 |
return (1); |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
836 |
} |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
837 |
|
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
838 |
|
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
839 |
if (cb.cb_error || |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
840 |
zfs_iter_dependents(zhp, B_FALSE, destroy_callback, &cb) != 0) { |
789 | 841 |
zfs_close(zhp); |
842 |
return (1); |
|
843 |
} |
|
844 |
||
845 |
/* |
|
2474
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
846 |
* Do the real thing. The callback will close the handle regardless of |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
847 |
* whether it succeeds or not. |
789 | 848 |
*/ |
2474
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
849 |
if (destroy_callback(zhp, &cb) != 0) |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
850 |
return (1); |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
851 |
|
2926 | 852 |
zpool_log_history(g_zfs, argc + optind, argv - optind, argv[0], |
853 |
B_FALSE, B_FALSE); |
|
854 |
||
2474
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
855 |
return (0); |
789 | 856 |
} |
857 |
||
858 |
/* |
|
866 | 859 |
* zfs get [-rHp] [-o field[,field]...] [-s source[,source]...] |
860 |
* < all | property[,property]... > < fs | snap | vol > ... |
|
789 | 861 |
* |
862 |
* -r recurse over any child datasets |
|
863 |
* -H scripted mode. Headers are stripped, and fields are separated |
|
864 |
* by tabs instead of spaces. |
|
865 |
* -o Set of fields to display. One of "name,property,value,source". |
|
866 |
* Default is all four. |
|
867 |
* -s Set of sources to allow. One of |
|
868 |
* "local,default,inherited,temporary,none". Default is all |
|
869 |
* five. |
|
870 |
* -p Display values in parsable (literal) format. |
|
871 |
* |
|
872 |
* Prints properties for the given datasets. The user can control which |
|
873 |
* columns to display as well as which property types to allow. |
|
874 |
*/ |
|
875 |
typedef struct get_cbdata { |
|
876 |
int cb_sources; |
|
877 |
int cb_columns[4]; |
|
2676 | 878 |
int cb_colwidths[5]; |
2082 | 879 |
boolean_t cb_scripted; |
880 |
boolean_t cb_literal; |
|
2676 | 881 |
boolean_t cb_first; |
882 |
zfs_proplist_t *cb_proplist; |
|
789 | 883 |
} get_cbdata_t; |
884 |
||
885 |
#define GET_COL_NAME 1 |
|
886 |
#define GET_COL_PROPERTY 2 |
|
887 |
#define GET_COL_VALUE 3 |
|
888 |
#define GET_COL_SOURCE 4 |
|
889 |
||
890 |
/* |
|
2676 | 891 |
* Print the column headers for 'zfs get'. |
892 |
*/ |
|
893 |
static void |
|
894 |
print_get_headers(get_cbdata_t *cbp) |
|
895 |
{ |
|
896 |
zfs_proplist_t *pl = cbp->cb_proplist; |
|
897 |
int i; |
|
898 |
char *title; |
|
899 |
size_t len; |
|
900 |
||
901 |
cbp->cb_first = B_FALSE; |
|
902 |
if (cbp->cb_scripted) |
|
903 |
return; |
|
904 |
||
905 |
/* |
|
906 |
* Start with the length of the column headers. |
|
907 |
*/ |
|
908 |
cbp->cb_colwidths[GET_COL_NAME] = strlen(gettext("NAME")); |
|
909 |
cbp->cb_colwidths[GET_COL_PROPERTY] = strlen(gettext("PROPERTY")); |
|
910 |
cbp->cb_colwidths[GET_COL_VALUE] = strlen(gettext("VALUE")); |
|
911 |
cbp->cb_colwidths[GET_COL_SOURCE] = strlen(gettext("SOURCE")); |
|
912 |
||
913 |
/* |
|
914 |
* Go through and calculate the widths for each column. For the |
|
915 |
* 'source' column, we kludge it up by taking the worst-case scenario of |
|
916 |
* inheriting from the longest name. This is acceptable because in the |
|
917 |
* majority of cases 'SOURCE' is the last column displayed, and we don't |
|
918 |
* use the width anyway. Note that the 'VALUE' column can be oversized, |
|
919 |
* if the name of the property is much longer the any values we find. |
|
920 |
*/ |
|
921 |
for (pl = cbp->cb_proplist; pl != NULL; pl = pl->pl_next) { |
|
922 |
/* |
|
923 |
* 'PROPERTY' column |
|
924 |
*/ |
|
925 |
if (pl->pl_prop != ZFS_PROP_INVAL) { |
|
926 |
len = strlen(zfs_prop_to_name(pl->pl_prop)); |
|
927 |
if (len > cbp->cb_colwidths[GET_COL_PROPERTY]) |
|
928 |
cbp->cb_colwidths[GET_COL_PROPERTY] = len; |
|
929 |
} else { |
|
930 |
len = strlen(pl->pl_user_prop); |
|
931 |
if (len > cbp->cb_colwidths[GET_COL_PROPERTY]) |
|
932 |
cbp->cb_colwidths[GET_COL_PROPERTY] = len; |
|
933 |
} |
|
934 |
||
935 |
/* |
|
936 |
* 'VALUE' column |
|
937 |
*/ |
|
938 |
if ((pl->pl_prop != ZFS_PROP_NAME || !pl->pl_all) && |
|
939 |
pl->pl_width > cbp->cb_colwidths[GET_COL_VALUE]) |
|
940 |
cbp->cb_colwidths[GET_COL_VALUE] = pl->pl_width; |
|
941 |
||
942 |
/* |
|
943 |
* 'NAME' and 'SOURCE' columns |
|
944 |
*/ |
|
945 |
if (pl->pl_prop == ZFS_PROP_NAME && |
|
946 |
pl->pl_width > cbp->cb_colwidths[GET_COL_NAME]) { |
|
947 |
cbp->cb_colwidths[GET_COL_NAME] = pl->pl_width; |
|
948 |
cbp->cb_colwidths[GET_COL_SOURCE] = pl->pl_width + |
|
949 |
strlen(gettext("inherited from")); |
|
950 |
} |
|
951 |
} |
|
952 |
||
953 |
/* |
|
954 |
* Now go through and print the headers. |
|
955 |
*/ |
|
956 |
for (i = 0; i < 4; i++) { |
|
957 |
switch (cbp->cb_columns[i]) { |
|
958 |
case GET_COL_NAME: |
|
959 |
title = gettext("NAME"); |
|
960 |
break; |
|
961 |
case GET_COL_PROPERTY: |
|
962 |
title = gettext("PROPERTY"); |
|
963 |
break; |
|
964 |
case GET_COL_VALUE: |
|
965 |
title = gettext("VALUE"); |
|
966 |
break; |
|
967 |
case GET_COL_SOURCE: |
|
968 |
title = gettext("SOURCE"); |
|
969 |
break; |
|
970 |
default: |
|
971 |
title = NULL; |
|
972 |
} |
|
973 |
||
974 |
if (title != NULL) { |
|
975 |
if (i == 3 || cbp->cb_columns[i + 1] == 0) |
|
976 |
(void) printf("%s", title); |
|
977 |
else |
|
978 |
(void) printf("%-*s ", |
|
979 |
cbp->cb_colwidths[cbp->cb_columns[i]], |
|
980 |
title); |
|
981 |
} |
|
982 |
} |
|
983 |
(void) printf("\n"); |
|
984 |
} |
|
985 |
||
986 |
/* |
|
789 | 987 |
* Display a single line of output, according to the settings in the callback |
988 |
* structure. |
|
989 |
*/ |
|
990 |
static void |
|
2676 | 991 |
print_one_property(zfs_handle_t *zhp, get_cbdata_t *cbp, const char *propname, |
789 | 992 |
const char *value, zfs_source_t sourcetype, const char *source) |
993 |
{ |
|
994 |
int i; |
|
995 |
const char *str; |
|
996 |
char buf[128]; |
|
997 |
||
998 |
/* |
|
999 |
* Ignore those source types that the user has chosen to ignore. |
|
1000 |
*/ |
|
1001 |
if ((sourcetype & cbp->cb_sources) == 0) |
|
1002 |
return; |
|
1003 |
||
2676 | 1004 |
if (cbp->cb_first) |
1005 |
print_get_headers(cbp); |
|
1006 |
||
789 | 1007 |
for (i = 0; i < 4; i++) { |
1008 |
switch (cbp->cb_columns[i]) { |
|
1009 |
case GET_COL_NAME: |
|
1010 |
str = zfs_get_name(zhp); |
|
1011 |
break; |
|
1012 |
||
1013 |
case GET_COL_PROPERTY: |
|
2676 | 1014 |
str = propname; |
789 | 1015 |
break; |
1016 |
||
1017 |
case GET_COL_VALUE: |
|
1018 |
str = value; |
|
1019 |
break; |
|
1020 |
||
1021 |
case GET_COL_SOURCE: |
|
1022 |
switch (sourcetype) { |
|
1023 |
case ZFS_SRC_NONE: |
|
1024 |
str = "-"; |
|
1025 |
break; |
|
1026 |
||
1027 |
case ZFS_SRC_DEFAULT: |
|
1028 |
str = "default"; |
|
1029 |
break; |
|
1030 |
||
1031 |
case ZFS_SRC_LOCAL: |
|
1032 |
str = "local"; |
|
1033 |
break; |
|
1034 |
||
1035 |
case ZFS_SRC_TEMPORARY: |
|
1036 |
str = "temporary"; |
|
1037 |
break; |
|
1038 |
||
1039 |
case ZFS_SRC_INHERITED: |
|
1040 |
(void) snprintf(buf, sizeof (buf), |
|
1041 |
"inherited from %s", source); |
|
1042 |
str = buf; |
|
1043 |
break; |
|
1044 |
} |
|
1045 |
break; |
|
1046 |
||
1047 |
default: |
|
1048 |
continue; |
|
1049 |
} |
|
1050 |
||
1051 |
if (cbp->cb_columns[i + 1] == 0) |
|
1052 |
(void) printf("%s", str); |
|
1053 |
else if (cbp->cb_scripted) |
|
1054 |
(void) printf("%s\t", str); |
|
1055 |
else |
|
2676 | 1056 |
(void) printf("%-*s ", |
1057 |
cbp->cb_colwidths[cbp->cb_columns[i]], |
|
1058 |
str); |
|
789 | 1059 |
|
1060 |
} |
|
1061 |
||
1062 |
(void) printf("\n"); |
|
1063 |
} |
|
1064 |
||
1065 |
/* |
|
1066 |
* Invoked to display the properties for a single dataset. |
|
1067 |
*/ |
|
1068 |
static int |
|
1069 |
get_callback(zfs_handle_t *zhp, void *data) |
|
1070 |
{ |
|
1071 |
char buf[ZFS_MAXPROPLEN]; |
|
1072 |
zfs_source_t sourcetype; |
|
1073 |
char source[ZFS_MAXNAMELEN]; |
|
1074 |
get_cbdata_t *cbp = data; |
|
2676 | 1075 |
nvlist_t *userprop = zfs_get_user_props(zhp); |
1076 |
zfs_proplist_t *pl = cbp->cb_proplist; |
|
1077 |
nvlist_t *propval; |
|
1078 |
char *strval; |
|
1079 |
char *sourceval; |
|
1080 |
||
1081 |
for (; pl != NULL; pl = pl->pl_next) { |
|
1082 |
/* |
|
1083 |
* Skip the special fake placeholder. This will also skip over |
|
1084 |
* the name property when 'all' is specified. |
|
1085 |
*/ |
|
1086 |
if (pl->pl_prop == ZFS_PROP_NAME && |
|
1087 |
pl == cbp->cb_proplist) |
|
1088 |
continue; |
|
1089 |
||
1090 |
if (pl->pl_prop != ZFS_PROP_INVAL) { |
|
1091 |
if (zfs_prop_get(zhp, pl->pl_prop, buf, |
|
1092 |
sizeof (buf), &sourcetype, source, |
|
1093 |
sizeof (source), |
|
1094 |
cbp->cb_literal) != 0) { |
|
1095 |
if (pl->pl_all) |
|
1096 |
continue; |
|
1097 |
sourcetype = ZFS_SRC_NONE; |
|
1098 |
(void) strlcpy(buf, "-", sizeof (buf)); |
|
1099 |
} |
|
1100 |
||
1101 |
print_one_property(zhp, cbp, |
|
1102 |
zfs_prop_to_name(pl->pl_prop), |
|
1103 |
buf, sourcetype, source); |
|
1104 |
} else { |
|
1105 |
if (nvlist_lookup_nvlist(userprop, |
|
1106 |
pl->pl_user_prop, &propval) != 0) { |
|
1107 |
if (pl->pl_all) |
|
1108 |
continue; |
|
1109 |
sourcetype = ZFS_SRC_NONE; |
|
1110 |
strval = "-"; |
|
1111 |
} else { |
|
1112 |
verify(nvlist_lookup_string(propval, |
|
1113 |
ZFS_PROP_VALUE, &strval) == 0); |
|
1114 |
verify(nvlist_lookup_string(propval, |
|
1115 |
ZFS_PROP_SOURCE, &sourceval) == 0); |
|
1116 |
||
1117 |
if (strcmp(sourceval, |
|
1118 |
zfs_get_name(zhp)) == 0) { |
|
1119 |
sourcetype = ZFS_SRC_LOCAL; |
|
1120 |
} else { |
|
1121 |
sourcetype = ZFS_SRC_INHERITED; |
|
1122 |
(void) strlcpy(source, |
|
1123 |
sourceval, sizeof (source)); |
|
1124 |
} |
|
1125 |
} |
|
1126 |
||
1127 |
print_one_property(zhp, cbp, |
|
1128 |
pl->pl_user_prop, strval, sourcetype, |
|
1129 |
source); |
|
866 | 1130 |
} |
789 | 1131 |
} |
1132 |
||
1133 |
return (0); |
|
1134 |
} |
|
1135 |
||
1136 |
static int |
|
1137 |
zfs_do_get(int argc, char **argv) |
|
1138 |
{ |
|
1139 |
get_cbdata_t cb = { 0 }; |
|
2082 | 1140 |
boolean_t recurse = B_FALSE; |
2676 | 1141 |
int i, c; |
1142 |
char *value, *fields; |
|
866 | 1143 |
int ret; |
2676 | 1144 |
zfs_proplist_t fake_name = { 0 }; |
789 | 1145 |
|
1146 |
/* |
|
1147 |
* Set up default columns and sources. |
|
1148 |
*/ |
|
1149 |
cb.cb_sources = ZFS_SRC_ALL; |
|
1150 |
cb.cb_columns[0] = GET_COL_NAME; |
|
1151 |
cb.cb_columns[1] = GET_COL_PROPERTY; |
|
1152 |
cb.cb_columns[2] = GET_COL_VALUE; |
|
1153 |
cb.cb_columns[3] = GET_COL_SOURCE; |
|
1154 |
||
1155 |
/* check options */ |
|
1156 |
while ((c = getopt(argc, argv, ":o:s:rHp")) != -1) { |
|
1157 |
switch (c) { |
|
1158 |
case 'p': |
|
2082 | 1159 |
cb.cb_literal = B_TRUE; |
789 | 1160 |
break; |
1161 |
case 'r': |
|
2082 | 1162 |
recurse = B_TRUE; |
789 | 1163 |
break; |
1164 |
case 'H': |
|
2082 | 1165 |
cb.cb_scripted = B_TRUE; |
789 | 1166 |
break; |
1167 |
case ':': |
|
1168 |
(void) fprintf(stderr, gettext("missing argument for " |
|
1169 |
"'%c' option\n"), optopt); |
|
2082 | 1170 |
usage(B_FALSE); |
789 | 1171 |
break; |
1172 |
case 'o': |
|
1173 |
/* |
|
1174 |
* Process the set of columns to display. We zero out |
|
1175 |
* the structure to give us a blank slate. |
|
1176 |
*/ |
|
1177 |
bzero(&cb.cb_columns, sizeof (cb.cb_columns)); |
|
1178 |
i = 0; |
|
1179 |
while (*optarg != '\0') { |
|
1180 |
static char *col_subopts[] = |
|
1181 |
{ "name", "property", "value", "source", |
|
1182 |
NULL }; |
|
1183 |
||
1184 |
if (i == 4) { |
|
1185 |
(void) fprintf(stderr, gettext("too " |
|
1186 |
"many fields given to -o " |
|
1187 |
"option\n")); |
|
2082 | 1188 |
usage(B_FALSE); |
789 | 1189 |
} |
1190 |
||
1191 |
switch (getsubopt(&optarg, col_subopts, |
|
1192 |
&value)) { |
|
1193 |
case 0: |
|
1194 |
cb.cb_columns[i++] = GET_COL_NAME; |
|
1195 |
break; |
|
1196 |
case 1: |
|
1197 |
cb.cb_columns[i++] = GET_COL_PROPERTY; |
|
1198 |
break; |
|
1199 |
case 2: |
|
1200 |
cb.cb_columns[i++] = GET_COL_VALUE; |
|
1201 |
break; |
|
1202 |
case 3: |
|
1203 |
cb.cb_columns[i++] = GET_COL_SOURCE; |
|
1204 |
break; |
|
1205 |
default: |
|
1206 |
(void) fprintf(stderr, |
|
1207 |
gettext("invalid column name " |
|
1208 |
"'%s'\n"), value); |
|
2082 | 1209 |
usage(B_FALSE); |
789 | 1210 |
} |
1211 |
} |
|
1212 |
break; |
|
1213 |
||
1214 |
case 's': |
|
1215 |
cb.cb_sources = 0; |
|
1216 |
while (*optarg != '\0') { |
|
1217 |
static char *source_subopts[] = { |
|
1218 |
"local", "default", "inherited", |
|
1219 |
"temporary", "none", NULL }; |
|
1220 |
||
1221 |
switch (getsubopt(&optarg, source_subopts, |
|
1222 |
&value)) { |
|
1223 |
case 0: |
|
1224 |
cb.cb_sources |= ZFS_SRC_LOCAL; |
|
1225 |
break; |
|
1226 |
case 1: |
|
1227 |
cb.cb_sources |= ZFS_SRC_DEFAULT; |
|
1228 |
break; |
|
1229 |
case 2: |
|
1230 |
cb.cb_sources |= ZFS_SRC_INHERITED; |
|
1231 |
break; |
|
1232 |
case 3: |
|
1233 |
cb.cb_sources |= ZFS_SRC_TEMPORARY; |
|
1234 |
break; |
|
1235 |
case 4: |
|
1236 |
cb.cb_sources |= ZFS_SRC_NONE; |
|
1237 |
break; |
|
1238 |
default: |
|
1239 |
(void) fprintf(stderr, |
|
1240 |
gettext("invalid source " |
|
1241 |
"'%s'\n"), value); |
|
2082 | 1242 |
usage(B_FALSE); |
789 | 1243 |
} |
1244 |
} |
|
1245 |
break; |
|
1246 |
||
1247 |
case '?': |
|
1248 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
1249 |
optopt); |
|
2082 | 1250 |
usage(B_FALSE); |
789 | 1251 |
} |
1252 |
} |
|
1253 |
||
1254 |
argc -= optind; |
|
1255 |
argv += optind; |
|
1256 |
||
1257 |
if (argc < 1) { |
|
1258 |
(void) fprintf(stderr, gettext("missing property " |
|
1259 |
"argument\n")); |
|
2082 | 1260 |
usage(B_FALSE); |
789 | 1261 |
} |
1262 |
||
1263 |
fields = argv[0]; |
|
1264 |
||
2676 | 1265 |
if (zfs_get_proplist(g_zfs, fields, &cb.cb_proplist) != 0) |
2082 | 1266 |
usage(B_FALSE); |
789 | 1267 |
|
1268 |
argc--; |
|
1269 |
argv++; |
|
1270 |
||
1271 |
/* |
|
2676 | 1272 |
* As part of zfs_expand_proplist(), we keep track of the maximum column |
1273 |
* width for each property. For the 'NAME' (and 'SOURCE') columns, we |
|
1274 |
* need to know the maximum name length. However, the user likely did |
|
1275 |
* not specify 'name' as one of the properties to fetch, so we need to |
|
1276 |
* make sure we always include at least this property for |
|
1277 |
* print_get_headers() to work properly. |
|
789 | 1278 |
*/ |
2676 | 1279 |
if (cb.cb_proplist != NULL) { |
1280 |
fake_name.pl_prop = ZFS_PROP_NAME; |
|
1281 |
fake_name.pl_width = strlen(gettext("NAME")); |
|
1282 |
fake_name.pl_next = cb.cb_proplist; |
|
1283 |
cb.cb_proplist = &fake_name; |
|
789 | 1284 |
} |
1285 |
||
2676 | 1286 |
cb.cb_first = B_TRUE; |
1287 |
||
789 | 1288 |
/* run for each object */ |
2676 | 1289 |
ret = zfs_for_each(argc, argv, recurse, ZFS_TYPE_ANY, NULL, |
3635 | 1290 |
&cb.cb_proplist, get_callback, &cb, B_FALSE); |
2676 | 1291 |
|
1292 |
if (cb.cb_proplist == &fake_name) |
|
1293 |
zfs_free_proplist(fake_name.pl_next); |
|
1294 |
else |
|
1295 |
zfs_free_proplist(cb.cb_proplist); |
|
1296 |
||
1297 |
return (ret); |
|
789 | 1298 |
} |
1299 |
||
1300 |
/* |
|
1301 |
* inherit [-r] <property> <fs|vol> ... |
|
1302 |
* |
|
1303 |
* -r Recurse over all children |
|
1304 |
* |
|
1305 |
* For each dataset specified on the command line, inherit the given property |
|
1306 |
* from its parent. Inheriting a property at the pool level will cause it to |
|
1307 |
* use the default value. The '-r' flag will recurse over all children, and is |
|
1308 |
* useful for setting a property on a hierarchy-wide basis, regardless of any |
|
1309 |
* local modifications for each dataset. |
|
1310 |
*/ |
|
2926 | 1311 |
typedef struct inherit_cbdata { |
1312 |
char *cb_propname; |
|
1313 |
boolean_t cb_any_successful; |
|
1314 |
} inherit_cbdata_t; |
|
1315 |
||
789 | 1316 |
static int |
1317 |
inherit_callback(zfs_handle_t *zhp, void *data) |
|
1318 |
{ |
|
2926 | 1319 |
inherit_cbdata_t *cbp = data; |
1320 |
int ret; |
|
1321 |
||
1322 |
ret = zfs_prop_inherit(zhp, cbp->cb_propname); |
|
1323 |
if (ret == 0) |
|
1324 |
cbp->cb_any_successful = B_TRUE; |
|
1325 |
return (ret != 0); |
|
789 | 1326 |
} |
1327 |
||
1328 |
static int |
|
1329 |
zfs_do_inherit(int argc, char **argv) |
|
1330 |
{ |
|
2082 | 1331 |
boolean_t recurse = B_FALSE; |
789 | 1332 |
int c; |
1333 |
zfs_prop_t prop; |
|
2926 | 1334 |
inherit_cbdata_t cb; |
1335 |
int ret; |
|
789 | 1336 |
|
1337 |
/* check options */ |
|
1338 |
while ((c = getopt(argc, argv, "r")) != -1) { |
|
1339 |
switch (c) { |
|
1340 |
case 'r': |
|
2082 | 1341 |
recurse = B_TRUE; |
789 | 1342 |
break; |
1343 |
case '?': |
|
1344 |
default: |
|
1345 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
1346 |
optopt); |
|
2082 | 1347 |
usage(B_FALSE); |
789 | 1348 |
} |
1349 |
} |
|
1350 |
||
1351 |
argc -= optind; |
|
1352 |
argv += optind; |
|
1353 |
||
1354 |
/* check number of arguments */ |
|
1355 |
if (argc < 1) { |
|
1356 |
(void) fprintf(stderr, gettext("missing property argument\n")); |
|
2082 | 1357 |
usage(B_FALSE); |
789 | 1358 |
} |
1359 |
if (argc < 2) { |
|
1360 |
(void) fprintf(stderr, gettext("missing dataset argument\n")); |
|
2082 | 1361 |
usage(B_FALSE); |
789 | 1362 |
} |
1363 |
||
2926 | 1364 |
cb.cb_propname = argv[0]; |
2676 | 1365 |
argc--; |
1366 |
argv++; |
|
1367 |
||
2926 | 1368 |
if ((prop = zfs_name_to_prop(cb.cb_propname)) != ZFS_PROP_INVAL) { |
2676 | 1369 |
if (zfs_prop_readonly(prop)) { |
1370 |
(void) fprintf(stderr, gettext( |
|
1371 |
"%s property is read-only\n"), |
|
2926 | 1372 |
cb.cb_propname); |
2676 | 1373 |
return (1); |
1374 |
} |
|
1375 |
if (!zfs_prop_inheritable(prop)) { |
|
1376 |
(void) fprintf(stderr, gettext("'%s' property cannot " |
|
2926 | 1377 |
"be inherited\n"), cb.cb_propname); |
2676 | 1378 |
if (prop == ZFS_PROP_QUOTA || |
1379 |
prop == ZFS_PROP_RESERVATION) |
|
1380 |
(void) fprintf(stderr, gettext("use 'zfs set " |
|
2926 | 1381 |
"%s=none' to clear\n"), cb.cb_propname); |
2676 | 1382 |
return (1); |
1383 |
} |
|
2926 | 1384 |
} else if (!zfs_prop_user(cb.cb_propname)) { |
2676 | 1385 |
(void) fprintf(stderr, gettext( |
1386 |
"invalid property '%s'\n"), |
|
2926 | 1387 |
cb.cb_propname); |
2082 | 1388 |
usage(B_FALSE); |
789 | 1389 |
} |
2676 | 1390 |
|
2926 | 1391 |
cb.cb_any_successful = B_FALSE; |
1392 |
||
1393 |
ret = zfs_for_each(argc, argv, recurse, |
|
2676 | 1394 |
ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, NULL, NULL, |
3635 | 1395 |
inherit_callback, &cb, B_FALSE); |
2926 | 1396 |
|
1397 |
if (cb.cb_any_successful) { |
|
1398 |
zpool_log_history(g_zfs, argc + optind + 1, argv - optind - 1, |
|
1399 |
argv[0], B_FALSE, B_FALSE); |
|
1400 |
} |
|
1401 |
||
1402 |
return (ret); |
|
789 | 1403 |
} |
1404 |
||
1405 |
/* |
|
2379 | 1406 |
* list [-rH] [-o property[,property]...] [-t type[,type]...] |
1407 |
* [-s property [-s property]...] [-S property [-S property]...] |
|
1408 |
* <dataset> ... |
|
789 | 1409 |
* |
1410 |
* -r Recurse over all children |
|
1411 |
* -H Scripted mode; elide headers and separate colums by tabs |
|
1412 |
* -o Control which fields to display. |
|
866 | 1413 |
* -t Control which object types to display. |
2379 | 1414 |
* -s Specify sort columns, descending order. |
1415 |
* -S Specify sort columns, ascending order. |
|
789 | 1416 |
* |
1417 |
* When given no arguments, lists all filesystems in the system. |
|
1418 |
* Otherwise, list the specified datasets, optionally recursing down them if |
|
1419 |
* '-r' is specified. |
|
1420 |
*/ |
|
1421 |
typedef struct list_cbdata { |
|
2082 | 1422 |
boolean_t cb_first; |
1423 |
boolean_t cb_scripted; |
|
2676 | 1424 |
zfs_proplist_t *cb_proplist; |
789 | 1425 |
} list_cbdata_t; |
1426 |
||
1427 |
/* |
|
1428 |
* Given a list of columns to display, output appropriate headers for each one. |
|
1429 |
*/ |
|
1430 |
static void |
|
2676 | 1431 |
print_header(zfs_proplist_t *pl) |
789 | 1432 |
{ |
2676 | 1433 |
char headerbuf[ZFS_MAXPROPLEN]; |
1434 |
const char *header; |
|
789 | 1435 |
int i; |
2676 | 1436 |
boolean_t first = B_TRUE; |
1437 |
boolean_t right_justify; |
|
1438 |
||
1439 |
for (; pl != NULL; pl = pl->pl_next) { |
|
1440 |
if (!first) { |
|
789 | 1441 |
(void) printf(" "); |
2676 | 1442 |
} else { |
1443 |
first = B_FALSE; |
|
1444 |
} |
|
1445 |
||
1446 |
right_justify = B_FALSE; |
|
1447 |
if (pl->pl_prop != ZFS_PROP_INVAL) { |
|
1448 |
header = zfs_prop_column_name(pl->pl_prop); |
|
1449 |
right_justify = zfs_prop_align_right(pl->pl_prop); |
|
1450 |
} else { |
|
1451 |
for (i = 0; pl->pl_user_prop[i] != '\0'; i++) |
|
1452 |
headerbuf[i] = toupper(pl->pl_user_prop[i]); |
|
1453 |
headerbuf[i] = '\0'; |
|
1454 |
header = headerbuf; |
|
1455 |
} |
|
1456 |
||
1457 |
if (pl->pl_next == NULL && !right_justify) |
|
1458 |
(void) printf("%s", header); |
|
1459 |
else if (right_justify) |
|
1460 |
(void) printf("%*s", pl->pl_width, header); |
|
1461 |
else |
|
1462 |
(void) printf("%-*s", pl->pl_width, header); |
|
789 | 1463 |
} |
1464 |
||
1465 |
(void) printf("\n"); |
|
1466 |
} |
|
1467 |
||
1468 |
/* |
|
1469 |
* Given a dataset and a list of fields, print out all the properties according |
|
1470 |
* to the described layout. |
|
1471 |
*/ |
|
1472 |
static void |
|
2676 | 1473 |
print_dataset(zfs_handle_t *zhp, zfs_proplist_t *pl, int scripted) |
789 | 1474 |
{ |
2676 | 1475 |
boolean_t first = B_TRUE; |
789 | 1476 |
char property[ZFS_MAXPROPLEN]; |
2676 | 1477 |
nvlist_t *userprops = zfs_get_user_props(zhp); |
1478 |
nvlist_t *propval; |
|
1479 |
char *propstr; |
|
1480 |
boolean_t right_justify; |
|
1481 |
int width; |
|
1482 |
||
1483 |
for (; pl != NULL; pl = pl->pl_next) { |
|
1484 |
if (!first) { |
|
789 | 1485 |
if (scripted) |
1486 |
(void) printf("\t"); |
|
1487 |
else |
|
1488 |
(void) printf(" "); |
|
2676 | 1489 |
} else { |
1490 |
first = B_FALSE; |
|
789 | 1491 |
} |
1492 |
||
2676 | 1493 |
right_justify = B_FALSE; |
1494 |
if (pl->pl_prop != ZFS_PROP_INVAL) { |
|
1495 |
if (zfs_prop_get(zhp, pl->pl_prop, property, |
|
1496 |
sizeof (property), NULL, NULL, 0, B_FALSE) != 0) |
|
1497 |
propstr = "-"; |
|
1498 |
else |
|
1499 |
propstr = property; |
|
1500 |
||
1501 |
right_justify = zfs_prop_align_right(pl->pl_prop); |
|
1502 |
} else { |
|
1503 |
if (nvlist_lookup_nvlist(userprops, |
|
1504 |
pl->pl_user_prop, &propval) != 0) |
|
1505 |
propstr = "-"; |
|
1506 |
else |
|
1507 |
verify(nvlist_lookup_string(propval, |
|
1508 |
ZFS_PROP_VALUE, &propstr) == 0); |
|
1509 |
} |
|
1510 |
||
1511 |
width = pl->pl_width; |
|
789 | 1512 |
|
866 | 1513 |
/* |
1514 |
* If this is being called in scripted mode, or if this is the |
|
1515 |
* last column and it is left-justified, don't include a width |
|
1516 |
* format specifier. |
|
1517 |
*/ |
|
2676 | 1518 |
if (scripted || (pl->pl_next == NULL && !right_justify)) |
1519 |
(void) printf("%s", propstr); |
|
1520 |
else if (right_justify) |
|
1521 |
(void) printf("%*s", width, propstr); |
|
1522 |
else |
|
1523 |
(void) printf("%-*s", width, propstr); |
|
789 | 1524 |
} |
1525 |
||
1526 |
(void) printf("\n"); |
|
1527 |
} |
|
1528 |
||
1529 |
/* |
|
1530 |
* Generic callback function to list a dataset or snapshot. |
|
1531 |
*/ |
|
1532 |
static int |
|
1533 |
list_callback(zfs_handle_t *zhp, void *data) |
|
1534 |
{ |
|
1535 |
list_cbdata_t *cbp = data; |
|
1536 |
||
1537 |
if (cbp->cb_first) { |
|
1538 |
if (!cbp->cb_scripted) |
|
2676 | 1539 |
print_header(cbp->cb_proplist); |
2082 | 1540 |
cbp->cb_first = B_FALSE; |
789 | 1541 |
} |
1542 |
||
2676 | 1543 |
print_dataset(zhp, cbp->cb_proplist, cbp->cb_scripted); |
789 | 1544 |
|
1545 |
return (0); |
|
1546 |
} |
|
1547 |
||
1548 |
static int |
|
1549 |
zfs_do_list(int argc, char **argv) |
|
1550 |
{ |
|
1551 |
int c; |
|
2082 | 1552 |
boolean_t recurse = B_FALSE; |
1553 |
boolean_t scripted = B_FALSE; |
|
789 | 1554 |
static char default_fields[] = |
1555 |
"name,used,available,referenced,mountpoint"; |
|
1556 |
int types = ZFS_TYPE_ANY; |
|
1557 |
char *fields = NULL; |
|
1558 |
char *basic_fields = default_fields; |
|
1559 |
list_cbdata_t cb = { 0 }; |
|
1560 |
char *value; |
|
1561 |
int ret; |
|
1562 |
char *type_subopts[] = { "filesystem", "volume", "snapshot", NULL }; |
|
2379 | 1563 |
zfs_sort_column_t *sortcol = NULL; |
789 | 1564 |
|
1565 |
/* check options */ |
|
2379 | 1566 |
while ((c = getopt(argc, argv, ":o:rt:Hs:S:")) != -1) { |
789 | 1567 |
switch (c) { |
1568 |
case 'o': |
|
1569 |
fields = optarg; |
|
1570 |
break; |
|
1571 |
case 'r': |
|
2082 | 1572 |
recurse = B_TRUE; |
789 | 1573 |
break; |
1574 |
case 'H': |
|
2082 | 1575 |
scripted = B_TRUE; |
789 | 1576 |
break; |
2379 | 1577 |
case 's': |
2676 | 1578 |
if (zfs_add_sort_column(&sortcol, optarg, |
1579 |
B_FALSE) != 0) { |
|
2379 | 1580 |
(void) fprintf(stderr, |
1581 |
gettext("invalid property '%s'\n"), optarg); |
|
1582 |
usage(B_FALSE); |
|
1583 |
} |
|
1584 |
break; |
|
1585 |
case 'S': |
|
2676 | 1586 |
if (zfs_add_sort_column(&sortcol, optarg, |
1587 |
B_TRUE) != 0) { |
|
2379 | 1588 |
(void) fprintf(stderr, |
1589 |
gettext("invalid property '%s'\n"), optarg); |
|
1590 |
usage(B_FALSE); |
|
1591 |
} |
|
1592 |
break; |
|
789 | 1593 |
case 't': |
1594 |
types = 0; |
|
1595 |
while (*optarg != '\0') { |
|
1596 |
switch (getsubopt(&optarg, type_subopts, |
|
1597 |
&value)) { |
|
1598 |
case 0: |
|
1599 |
types |= ZFS_TYPE_FILESYSTEM; |
|
1600 |
break; |
|
1601 |
case 1: |
|
1602 |
types |= ZFS_TYPE_VOLUME; |
|
1603 |
break; |
|
1604 |
case 2: |
|
1605 |
types |= ZFS_TYPE_SNAPSHOT; |
|
1606 |
break; |
|
1607 |
default: |
|
1608 |
(void) fprintf(stderr, |
|
1609 |
gettext("invalid type '%s'\n"), |
|
1610 |
value); |
|
2082 | 1611 |
usage(B_FALSE); |
789 | 1612 |
} |
1613 |
} |
|
1614 |
break; |
|
1615 |
case ':': |
|
1616 |
(void) fprintf(stderr, gettext("missing argument for " |
|
1617 |
"'%c' option\n"), optopt); |
|
2082 | 1618 |
usage(B_FALSE); |
789 | 1619 |
break; |
1620 |
case '?': |
|
1621 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
1622 |
optopt); |
|
2082 | 1623 |
usage(B_FALSE); |
789 | 1624 |
} |
1625 |
} |
|
1626 |
||
1627 |
argc -= optind; |
|
1628 |
argv += optind; |
|
1629 |
||
1630 |
if (fields == NULL) |
|
1631 |
fields = basic_fields; |
|
1632 |
||
866 | 1633 |
/* |
1634 |
* If the user specifies '-o all', the zfs_get_proplist() doesn't |
|
1635 |
* normally include the name of the dataset. For 'zfs list', we always |
|
1636 |
* want this property to be first. |
|
1637 |
*/ |
|
2676 | 1638 |
if (zfs_get_proplist(g_zfs, fields, &cb.cb_proplist) != 0) |
2082 | 1639 |
usage(B_FALSE); |
2676 | 1640 |
|
789 | 1641 |
cb.cb_scripted = scripted; |
2082 | 1642 |
cb.cb_first = B_TRUE; |
789 | 1643 |
|
2676 | 1644 |
ret = zfs_for_each(argc, argv, recurse, types, sortcol, &cb.cb_proplist, |
3635 | 1645 |
list_callback, &cb, B_TRUE); |
2379 | 1646 |
|
2676 | 1647 |
zfs_free_proplist(cb.cb_proplist); |
2379 | 1648 |
zfs_free_sort_columns(sortcol); |
789 | 1649 |
|
2082 | 1650 |
if (ret == 0 && cb.cb_first) |
789 | 1651 |
(void) printf(gettext("no datasets available\n")); |
1652 |
||
1653 |
return (ret); |
|
1654 |
} |
|
1655 |
||
1656 |
/* |
|
1657 |
* zfs rename <fs | snap | vol> <fs | snap | vol> |
|
1658 |
* |
|
1659 |
* Renames the given dataset to another of the same type. |
|
1660 |
*/ |
|
1661 |
/* ARGSUSED */ |
|
1662 |
static int |
|
1663 |
zfs_do_rename(int argc, char **argv) |
|
1664 |
{ |
|
1665 |
zfs_handle_t *zhp; |
|
2082 | 1666 |
int ret; |
789 | 1667 |
|
1668 |
/* check options */ |
|
1669 |
if (argc > 1 && argv[1][0] == '-') { |
|
1670 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
1671 |
argv[1][1]); |
|
2082 | 1672 |
usage(B_FALSE); |
789 | 1673 |
} |
1674 |
||
1675 |
/* check number of arguments */ |
|
1676 |
if (argc < 2) { |
|
1677 |
(void) fprintf(stderr, gettext("missing source dataset " |
|
1678 |
"argument\n")); |
|
2082 | 1679 |
usage(B_FALSE); |
789 | 1680 |
} |
1681 |
if (argc < 3) { |
|
1682 |
(void) fprintf(stderr, gettext("missing target dataset " |
|
1683 |
"argument\n")); |
|
2082 | 1684 |
usage(B_FALSE); |
789 | 1685 |
} |
1686 |
if (argc > 3) { |
|
1687 |
(void) fprintf(stderr, gettext("too many arguments\n")); |
|
2082 | 1688 |
usage(B_FALSE); |
789 | 1689 |
} |
1690 |
||
2082 | 1691 |
if ((zhp = zfs_open(g_zfs, argv[1], ZFS_TYPE_ANY)) == NULL) |
789 | 1692 |
return (1); |
1693 |
||
2082 | 1694 |
ret = (zfs_rename(zhp, argv[2]) != 0); |
1695 |
||
2926 | 1696 |
if (!ret) |
1697 |
zpool_log_history(g_zfs, argc, argv, argv[2], B_FALSE, B_FALSE); |
|
1698 |
||
2082 | 1699 |
zfs_close(zhp); |
1700 |
return (ret); |
|
1701 |
} |
|
1702 |
||
1703 |
/* |
|
1704 |
* zfs promote <fs> |
|
1705 |
* |
|
1706 |
* Promotes the given clone fs to be the parent |
|
1707 |
*/ |
|
1708 |
/* ARGSUSED */ |
|
1709 |
static int |
|
1710 |
zfs_do_promote(int argc, char **argv) |
|
1711 |
{ |
|
1712 |
zfs_handle_t *zhp; |
|
1713 |
int ret; |
|
1714 |
||
1715 |
/* check options */ |
|
1716 |
if (argc > 1 && argv[1][0] == '-') { |
|
1717 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
1718 |
argv[1][1]); |
|
1719 |
usage(B_FALSE); |
|
1720 |
} |
|
1721 |
||
1722 |
/* check number of arguments */ |
|
1723 |
if (argc < 2) { |
|
1724 |
(void) fprintf(stderr, gettext("missing clone filesystem" |
|
2597 | 1725 |
" argument\n")); |
2082 | 1726 |
usage(B_FALSE); |
1727 |
} |
|
1728 |
if (argc > 2) { |
|
1729 |
(void) fprintf(stderr, gettext("too many arguments\n")); |
|
1730 |
usage(B_FALSE); |
|
1731 |
} |
|
1732 |
||
1733 |
zhp = zfs_open(g_zfs, argv[1], ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME); |
|
1734 |
if (zhp == NULL) |
|
1735 |
return (1); |
|
1736 |
||
1737 |
ret = (zfs_promote(zhp) != 0); |
|
1738 |
||
2926 | 1739 |
if (!ret) |
1740 |
zpool_log_history(g_zfs, argc, argv, argv[1], B_FALSE, B_FALSE); |
|
1741 |
||
789 | 1742 |
zfs_close(zhp); |
1743 |
return (ret); |
|
1744 |
} |
|
1745 |
||
1746 |
/* |
|
1747 |
* zfs rollback [-rfR] <snapshot> |
|
1748 |
* |
|
1749 |
* -r Delete any intervening snapshots before doing rollback |
|
1750 |
* -R Delete any snapshots and their clones |
|
1751 |
* -f Force unmount filesystems, even if they are in use. |
|
1752 |
* |
|
1753 |
* Given a filesystem, rollback to a specific snapshot, discarding any changes |
|
1754 |
* since then and making it the active dataset. If more recent snapshots exist, |
|
1755 |
* the command will complain unless the '-r' flag is given. |
|
1756 |
*/ |
|
1757 |
typedef struct rollback_cbdata { |
|
1758 |
uint64_t cb_create; |
|
2082 | 1759 |
boolean_t cb_first; |
789 | 1760 |
int cb_doclones; |
1761 |
char *cb_target; |
|
1762 |
int cb_error; |
|
2082 | 1763 |
boolean_t cb_recurse; |
1764 |
boolean_t cb_dependent; |
|
789 | 1765 |
} rollback_cbdata_t; |
1766 |
||
1767 |
/* |
|
1768 |
* Report any snapshots more recent than the one specified. Used when '-r' is |
|
1769 |
* not specified. We reuse this same callback for the snapshot dependents - if |
|
1770 |
* 'cb_dependent' is set, then this is a dependent and we should report it |
|
1771 |
* without checking the transaction group. |
|
1772 |
*/ |
|
1773 |
static int |
|
1774 |
rollback_check(zfs_handle_t *zhp, void *data) |
|
1775 |
{ |
|
1776 |
rollback_cbdata_t *cbp = data; |
|
1777 |
||
2082 | 1778 |
if (cbp->cb_doclones) { |
1779 |
zfs_close(zhp); |
|
789 | 1780 |
return (0); |
2082 | 1781 |
} |
789 | 1782 |
|
1783 |
if (!cbp->cb_dependent) { |
|
1784 |
if (strcmp(zfs_get_name(zhp), cbp->cb_target) != 0 && |
|
1294
87b43e5de5ee
6364129 need to unmount any child datasets before doing the rollback
lling
parents:
1264
diff
changeset
|
1785 |
zfs_get_type(zhp) == ZFS_TYPE_SNAPSHOT && |
789 | 1786 |
zfs_prop_get_int(zhp, ZFS_PROP_CREATETXG) > |
1787 |
cbp->cb_create) { |
|
1788 |
||
1789 |
if (cbp->cb_first && !cbp->cb_recurse) { |
|
1790 |
(void) fprintf(stderr, gettext("cannot " |
|
1791 |
"rollback to '%s': more recent snapshots " |
|
1792 |
"exist\n"), |
|
1793 |
cbp->cb_target); |
|
1794 |
(void) fprintf(stderr, gettext("use '-r' to " |
|
1795 |
"force deletion of the following " |
|
1796 |
"snapshots:\n")); |
|
1797 |
cbp->cb_first = 0; |
|
1798 |
cbp->cb_error = 1; |
|
1799 |
} |
|
1800 |
||
1801 |
if (cbp->cb_recurse) { |
|
2082 | 1802 |
cbp->cb_dependent = B_TRUE; |
2474
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
1803 |
if (zfs_iter_dependents(zhp, B_TRUE, |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
1804 |
rollback_check, cbp) != 0) { |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
1805 |
zfs_close(zhp); |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
1806 |
return (-1); |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
1807 |
} |
2082 | 1808 |
cbp->cb_dependent = B_FALSE; |
789 | 1809 |
} else { |
1810 |
(void) fprintf(stderr, "%s\n", |
|
1811 |
zfs_get_name(zhp)); |
|
1812 |
} |
|
1813 |
} |
|
1814 |
} else { |
|
1815 |
if (cbp->cb_first && cbp->cb_recurse) { |
|
1816 |
(void) fprintf(stderr, gettext("cannot rollback to " |
|
1817 |
"'%s': clones of previous snapshots exist\n"), |
|
1818 |
cbp->cb_target); |
|
1819 |
(void) fprintf(stderr, gettext("use '-R' to " |
|
1820 |
"force deletion of the following clones and " |
|
1821 |
"dependents:\n")); |
|
1822 |
cbp->cb_first = 0; |
|
1823 |
cbp->cb_error = 1; |
|
1824 |
} |
|
1825 |
||
1826 |
(void) fprintf(stderr, "%s\n", zfs_get_name(zhp)); |
|
1827 |
} |
|
1828 |
||
1829 |
zfs_close(zhp); |
|
1830 |
return (0); |
|
1831 |
} |
|
1832 |
||
1833 |
static int |
|
1834 |
zfs_do_rollback(int argc, char **argv) |
|
1835 |
{ |
|
1836 |
int ret; |
|
1837 |
int c; |
|
1838 |
rollback_cbdata_t cb = { 0 }; |
|
1839 |
zfs_handle_t *zhp, *snap; |
|
1840 |
char parentname[ZFS_MAXNAMELEN]; |
|
1841 |
char *delim; |
|
1294
87b43e5de5ee
6364129 need to unmount any child datasets before doing the rollback
lling
parents:
1264
diff
changeset
|
1842 |
int force = 0; |
789 | 1843 |
|
1844 |
/* check options */ |
|
1845 |
while ((c = getopt(argc, argv, "rfR")) != -1) { |
|
1846 |
switch (c) { |
|
1847 |
case 'f': |
|
1294
87b43e5de5ee
6364129 need to unmount any child datasets before doing the rollback
lling
parents:
1264
diff
changeset
|
1848 |
force = 1; |
789 | 1849 |
break; |
1850 |
case 'r': |
|
1851 |
cb.cb_recurse = 1; |
|
1852 |
break; |
|
1853 |
case 'R': |
|
1854 |
cb.cb_recurse = 1; |
|
1855 |
cb.cb_doclones = 1; |
|
1856 |
break; |
|
1857 |
case '?': |
|
1858 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
1859 |
optopt); |
|
2082 | 1860 |
usage(B_FALSE); |
789 | 1861 |
} |
1862 |
} |
|
1863 |
||
1864 |
argc -= optind; |
|
1865 |
argv += optind; |
|
1866 |
||
1867 |
/* check number of arguments */ |
|
1868 |
if (argc < 1) { |
|
1869 |
(void) fprintf(stderr, gettext("missing dataset argument\n")); |
|
2082 | 1870 |
usage(B_FALSE); |
789 | 1871 |
} |
1872 |
if (argc > 1) { |
|
1873 |
(void) fprintf(stderr, gettext("too many arguments\n")); |
|
2082 | 1874 |
usage(B_FALSE); |
789 | 1875 |
} |
1876 |
||
1877 |
/* open the snapshot */ |
|
2082 | 1878 |
if ((snap = zfs_open(g_zfs, argv[0], ZFS_TYPE_SNAPSHOT)) == NULL) |
789 | 1879 |
return (1); |
1880 |
||
1294
87b43e5de5ee
6364129 need to unmount any child datasets before doing the rollback
lling
parents:
1264
diff
changeset
|
1881 |
/* open the parent dataset */ |
87b43e5de5ee
6364129 need to unmount any child datasets before doing the rollback
lling
parents:
1264
diff
changeset
|
1882 |
(void) strlcpy(parentname, argv[0], sizeof (parentname)); |
789 | 1883 |
verify((delim = strrchr(parentname, '@')) != NULL); |
1884 |
*delim = '\0'; |
|
2082 | 1885 |
if ((zhp = zfs_open(g_zfs, parentname, ZFS_TYPE_ANY)) == NULL) { |
789 | 1886 |
zfs_close(snap); |
1887 |
return (1); |
|
1888 |
} |
|
1889 |
||
1890 |
/* |
|
1891 |
* Check for more recent snapshots and/or clones based on the presence |
|
1892 |
* of '-r' and '-R'. |
|
1893 |
*/ |
|
1294
87b43e5de5ee
6364129 need to unmount any child datasets before doing the rollback
lling
parents:
1264
diff
changeset
|
1894 |
cb.cb_target = argv[0]; |
87b43e5de5ee
6364129 need to unmount any child datasets before doing the rollback
lling
parents:
1264
diff
changeset
|
1895 |
cb.cb_create = zfs_prop_get_int(snap, ZFS_PROP_CREATETXG); |
2082 | 1896 |
cb.cb_first = B_TRUE; |
789 | 1897 |
cb.cb_error = 0; |
2474
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
1898 |
if ((ret = zfs_iter_children(zhp, rollback_check, &cb)) != 0) |
c001ad7e0c25
6368751 libzfs interface for mount/umounting all the file systems for a given pool
eschrock
parents:
2379
diff
changeset
|
1899 |
goto out; |
789 | 1900 |
|
1901 |
if ((ret = cb.cb_error) != 0) |
|
1902 |
goto out; |
|
1903 |
||
1904 |
/* |
|
1294
87b43e5de5ee
6364129 need to unmount any child datasets before doing the rollback
lling
parents:
1264
diff
changeset
|
1905 |
* Rollback parent to the given snapshot. |
789 | 1906 |
*/ |
1294
87b43e5de5ee
6364129 need to unmount any child datasets before doing the rollback
lling
parents:
1264
diff
changeset
|
1907 |
ret = zfs_rollback(zhp, snap, force); |
789 | 1908 |
|
2926 | 1909 |
if (!ret) { |
1910 |
zpool_log_history(g_zfs, argc + optind, argv - optind, argv[0], |
|
1911 |
B_FALSE, B_FALSE); |
|
1912 |
} |
|
1913 |
||
789 | 1914 |
out: |
1915 |
zfs_close(snap); |
|
1916 |
zfs_close(zhp); |
|
1917 |
||
1918 |
if (ret == 0) |
|
1919 |
return (0); |
|
1920 |
else |
|
1921 |
return (1); |
|
1922 |
} |
|
1923 |
||
1924 |
/* |
|
1925 |
* zfs set property=value { fs | snap | vol } ... |
|
1926 |
* |
|
1927 |
* Sets the given property for all datasets specified on the command line. |
|
1928 |
*/ |
|
1929 |
typedef struct set_cbdata { |
|
1930 |
char *cb_propname; |
|
1931 |
char *cb_value; |
|
2926 | 1932 |
boolean_t cb_any_successful; |
789 | 1933 |
} set_cbdata_t; |
1934 |
||
1935 |
static int |
|
1936 |
set_callback(zfs_handle_t *zhp, void *data) |
|
1937 |
{ |
|
1938 |
set_cbdata_t *cbp = data; |
|
1939 |
||
2676 | 1940 |
if (zfs_prop_set(zhp, cbp->cb_propname, cbp->cb_value) != 0) { |
2169
0152c8ed1663
6385436 zfs set <property> returns an error, but still sets property value (fix build)
nd150628
parents:
2082
diff
changeset
|
1941 |
switch (libzfs_errno(g_zfs)) { |
0152c8ed1663
6385436 zfs set <property> returns an error, but still sets property value (fix build)
nd150628
parents:
2082
diff
changeset
|
1942 |
case EZFS_MOUNTFAILED: |
0152c8ed1663
6385436 zfs set <property> returns an error, but still sets property value (fix build)
nd150628
parents:
2082
diff
changeset
|
1943 |
(void) fprintf(stderr, gettext("property may be set " |
0152c8ed1663
6385436 zfs set <property> returns an error, but still sets property value (fix build)
nd150628
parents:
2082
diff
changeset
|
1944 |
"but unable to remount filesystem\n")); |
0152c8ed1663
6385436 zfs set <property> returns an error, but still sets property value (fix build)
nd150628
parents:
2082
diff
changeset
|
1945 |
break; |
3126 | 1946 |
case EZFS_SHARENFSFAILED: |
2169
0152c8ed1663
6385436 zfs set <property> returns an error, but still sets property value (fix build)
nd150628
parents:
2082
diff
changeset
|
1947 |
(void) fprintf(stderr, gettext("property may be set " |
0152c8ed1663
6385436 zfs set <property> returns an error, but still sets property value (fix build)
nd150628
parents:
2082
diff
changeset
|
1948 |
"but unable to reshare filesystem\n")); |
0152c8ed1663
6385436 zfs set <property> returns an error, but still sets property value (fix build)
nd150628
parents:
2082
diff
changeset
|
1949 |
break; |
0152c8ed1663
6385436 zfs set <property> returns an error, but still sets property value (fix build)
nd150628
parents:
2082
diff
changeset
|
1950 |
} |
789 | 1951 |
return (1); |
2169
0152c8ed1663
6385436 zfs set <property> returns an error, but still sets property value (fix build)
nd150628
parents:
2082
diff
changeset
|
1952 |
} |
2926 | 1953 |
cbp->cb_any_successful = B_TRUE; |
2856 | 1954 |
return (0); |
789 | 1955 |
} |
1956 |
||
1957 |
static int |
|
1958 |
zfs_do_set(int argc, char **argv) |
|
1959 |
{ |
|
1960 |
set_cbdata_t cb; |
|
2926 | 1961 |
int ret; |
789 | 1962 |
|
1963 |
/* check for options */ |
|
1964 |
if (argc > 1 && argv[1][0] == '-') { |
|
1965 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
1966 |
argv[1][1]); |
|
2082 | 1967 |
usage(B_FALSE); |
789 | 1968 |
} |
1969 |
||
1970 |
/* check number of arguments */ |
|
1971 |
if (argc < 2) { |
|
1972 |
(void) fprintf(stderr, gettext("missing property=value " |
|
1973 |
"argument\n")); |
|
2082 | 1974 |
usage(B_FALSE); |
789 | 1975 |
} |
1976 |
if (argc < 3) { |
|
1977 |
(void) fprintf(stderr, gettext("missing dataset name\n")); |
|
2082 | 1978 |
usage(B_FALSE); |
789 | 1979 |
} |
1980 |
||
1981 |
/* validate property=value argument */ |
|
1982 |
cb.cb_propname = argv[1]; |
|
1983 |
if ((cb.cb_value = strchr(cb.cb_propname, '=')) == NULL) { |
|
1984 |
(void) fprintf(stderr, gettext("missing value in " |
|
1985 |
"property=value argument\n")); |
|
2082 | 1986 |
usage(B_FALSE); |
789 | 1987 |
} |
1988 |
||
1989 |
*cb.cb_value = '\0'; |
|
1990 |
cb.cb_value++; |
|
2926 | 1991 |
cb.cb_any_successful = B_FALSE; |
789 | 1992 |
|
1993 |
if (*cb.cb_propname == '\0') { |
|
1994 |
(void) fprintf(stderr, |
|
1995 |
gettext("missing property in property=value argument\n")); |
|
2082 | 1996 |
usage(B_FALSE); |
789 | 1997 |
} |
1998 |
||
2926 | 1999 |
ret = zfs_for_each(argc - 2, argv + 2, B_FALSE, |
3635 | 2000 |
ZFS_TYPE_ANY, NULL, NULL, set_callback, &cb, B_FALSE); |
2926 | 2001 |
|
2002 |
if (cb.cb_any_successful) { |
|
2003 |
*(cb.cb_value - 1) = '='; |
|
2004 |
zpool_log_history(g_zfs, argc, argv, argv[2], B_FALSE, B_FALSE); |
|
2005 |
} |
|
2006 |
||
2007 |
return (ret); |
|
789 | 2008 |
} |
2009 |
||
2010 |
/* |
|
2199 | 2011 |
* zfs snapshot [-r] <fs@snap> |
789 | 2012 |
* |
2013 |
* Creates a snapshot with the given name. While functionally equivalent to |
|
2014 |
* 'zfs create', it is a separate command to diffferentiate intent. |
|
2015 |
*/ |
|
2016 |
static int |
|
2017 |
zfs_do_snapshot(int argc, char **argv) |
|
2018 |
{ |
|
2199 | 2019 |
int recursive = B_FALSE; |
2020 |
int ret; |
|
2021 |
char c; |
|
2022 |
||
789 | 2023 |
/* check options */ |
2199 | 2024 |
while ((c = getopt(argc, argv, ":r")) != -1) { |
2025 |
switch (c) { |
|
2026 |
case 'r': |
|
2027 |
recursive = B_TRUE; |
|
2028 |
break; |
|
2029 |
case '?': |
|
2030 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
2031 |
optopt); |
|
2032 |
usage(B_FALSE); |
|
2033 |
} |
|
789 | 2034 |
} |
2035 |
||
2199 | 2036 |
argc -= optind; |
2037 |
argv += optind; |
|
2038 |
||
789 | 2039 |
/* check number of arguments */ |
2199 | 2040 |
if (argc < 1) { |
789 | 2041 |
(void) fprintf(stderr, gettext("missing snapshot argument\n")); |
2082 | 2042 |
usage(B_FALSE); |
789 | 2043 |
} |
2199 | 2044 |
if (argc > 1) { |
789 | 2045 |
(void) fprintf(stderr, gettext("too many arguments\n")); |
2082 | 2046 |
usage(B_FALSE); |
789 | 2047 |
} |
2048 |
||
2199 | 2049 |
ret = zfs_snapshot(g_zfs, argv[0], recursive); |
2050 |
if (ret && recursive) |
|
2051 |
(void) fprintf(stderr, gettext("no snapshots were created\n")); |
|
2926 | 2052 |
if (!ret) { |
2053 |
zpool_log_history(g_zfs, argc + optind, argv - optind, argv[0], |
|
2054 |
B_FALSE, B_FALSE); |
|
2055 |
} |
|
2199 | 2056 |
return (ret != 0); |
789 | 2057 |
} |
2058 |
||
2059 |
/* |
|
2885 | 2060 |
* zfs send [-i <@snap>] <fs@snap> |
789 | 2061 |
* |
2062 |
* Send a backup stream to stdout. |
|
2063 |
*/ |
|
2064 |
static int |
|
1749 | 2065 |
zfs_do_send(int argc, char **argv) |
789 | 2066 |
{ |
2067 |
char *fromname = NULL; |
|
2885 | 2068 |
char *cp; |
2069 |
zfs_handle_t *zhp; |
|
789 | 2070 |
int c, err; |
2071 |
||
2072 |
/* check options */ |
|
2073 |
while ((c = getopt(argc, argv, ":i:")) != -1) { |
|
2074 |
switch (c) { |
|
2075 |
case 'i': |
|
2885 | 2076 |
if (fromname) |
2077 |
usage(B_FALSE); |
|
789 | 2078 |
fromname = optarg; |
2079 |
break; |
|
2080 |
case ':': |
|
2081 |
(void) fprintf(stderr, gettext("missing argument for " |
|
2082 |
"'%c' option\n"), optopt); |
|
2082 | 2083 |
usage(B_FALSE); |
789 | 2084 |
break; |
2085 |
case '?': |
|
2086 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
2087 |
optopt); |
|
2082 | 2088 |
usage(B_FALSE); |
789 | 2089 |
} |
2090 |
} |
|
2091 |
||
2092 |
argc -= optind; |
|
2093 |
argv += optind; |
|
2094 |
||
2095 |
/* check number of arguments */ |
|
2096 |
if (argc < 1) { |
|
2097 |
(void) fprintf(stderr, gettext("missing snapshot argument\n")); |
|
2082 | 2098 |
usage(B_FALSE); |
789 | 2099 |
} |
2100 |
if (argc > 1) { |
|
2101 |
(void) fprintf(stderr, gettext("too many arguments\n")); |
|
2082 | 2102 |
usage(B_FALSE); |
789 | 2103 |
} |
2104 |
||
2105 |
if (isatty(STDOUT_FILENO)) { |
|
2106 |
(void) fprintf(stderr, |
|
2885 | 2107 |
gettext("Error: Stream can not be written to a terminal.\n" |
789 | 2108 |
"You must redirect standard output.\n")); |
2109 |
return (1); |
|
2110 |
} |
|
2111 |
||
2885 | 2112 |
if ((zhp = zfs_open(g_zfs, argv[0], ZFS_TYPE_SNAPSHOT)) == NULL) |
2665 | 2113 |
return (1); |
2114 |
||
2885 | 2115 |
/* |
2116 |
* If they specified the full path to the snapshot, chop off |
|
2117 |
* everything except the short name of the snapshot. |
|
2118 |
*/ |
|
2119 |
if (fromname && (cp = strchr(fromname, '@')) != NULL) { |
|
2120 |
if (cp != fromname && |
|
2121 |
strncmp(argv[0], fromname, cp - fromname + 1)) { |
|
2122 |
(void) fprintf(stderr, |
|
2123 |
gettext("incremental source must be " |
|
2124 |
"in same filesystem\n")); |
|
2125 |
usage(B_FALSE); |
|
2665 | 2126 |
} |
2885 | 2127 |
fromname = cp + 1; |
2128 |
if (strchr(fromname, '@') || strchr(fromname, '/')) { |
|
2129 |
(void) fprintf(stderr, |
|
2130 |
gettext("invalid incremental source\n")); |
|
2131 |
usage(B_FALSE); |
|
2132 |
} |
|
789 | 2133 |
} |
2134 |
||
3504
6eb2466ff1c9
6516175 zfs_send()/zfs_receive() should take file descriptor arguments
ahl
parents:
3265
diff
changeset
|
2135 |
err = zfs_send(zhp, fromname, STDOUT_FILENO); |
2885 | 2136 |
zfs_close(zhp); |
789 | 2137 |
|
2138 |
return (err != 0); |
|
2139 |
} |
|
2140 |
||
2141 |
/* |
|
1749 | 2142 |
* zfs receive <fs@snap> |
789 | 2143 |
* |
2144 |
* Restore a backup stream from stdin. |
|
2145 |
*/ |
|
2146 |
static int |
|
1749 | 2147 |
zfs_do_receive(int argc, char **argv) |
789 | 2148 |
{ |
2149 |
int c, err; |
|
2082 | 2150 |
boolean_t isprefix = B_FALSE; |
2151 |
boolean_t dryrun = B_FALSE; |
|
2152 |
boolean_t verbose = B_FALSE; |
|
2665 | 2153 |
boolean_t force = B_FALSE; |
789 | 2154 |
|
2155 |
/* check options */ |
|
2665 | 2156 |
while ((c = getopt(argc, argv, ":dnvF")) != -1) { |
789 | 2157 |
switch (c) { |
2158 |
case 'd': |
|
2082 | 2159 |
isprefix = B_TRUE; |
789 | 2160 |
break; |
2161 |
case 'n': |
|
2082 | 2162 |
dryrun = B_TRUE; |
789 | 2163 |
break; |
2164 |
case 'v': |
|
2082 | 2165 |
verbose = B_TRUE; |
789 | 2166 |
break; |
2665 | 2167 |
case 'F': |
2168 |
force = B_TRUE; |
|
2169 |
break; |
|
789 | 2170 |
case ':': |
2171 |
(void) fprintf(stderr, gettext("missing argument for " |
|
2172 |
"'%c' option\n"), optopt); |
|
2082 | 2173 |
usage(B_FALSE); |
789 | 2174 |
break; |
2175 |
case '?': |
|
2176 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
2177 |
optopt); |
|
2082 | 2178 |
usage(B_FALSE); |
789 | 2179 |
} |
2180 |
} |
|
2181 |
||
2182 |
argc -= optind; |
|
2183 |
argv += optind; |
|
2184 |
||
2185 |
/* check number of arguments */ |
|
2186 |
if (argc < 1) { |
|
2187 |
(void) fprintf(stderr, gettext("missing snapshot argument\n")); |
|
2082 | 2188 |
usage(B_FALSE); |
789 | 2189 |
} |
2190 |
if (argc > 1) { |
|
2191 |
(void) fprintf(stderr, gettext("too many arguments\n")); |
|
2082 | 2192 |
usage(B_FALSE); |
789 | 2193 |
} |
2194 |
||
2195 |
if (isatty(STDIN_FILENO)) { |
|
2196 |
(void) fprintf(stderr, |
|
2197 |
gettext("Error: Backup stream can not be read " |
|
2198 |
"from a terminal.\n" |
|
2199 |
"You must redirect standard input.\n")); |
|
2200 |
return (1); |
|
2201 |
} |
|
2202 |
||
3504
6eb2466ff1c9
6516175 zfs_send()/zfs_receive() should take file descriptor arguments
ahl
parents:
3265
diff
changeset
|
2203 |
err = zfs_receive(g_zfs, argv[0], isprefix, verbose, dryrun, force, |
6eb2466ff1c9
6516175 zfs_send()/zfs_receive() should take file descriptor arguments
ahl
parents:
3265
diff
changeset
|
2204 |
STDIN_FILENO); |
2926 | 2205 |
|
2206 |
if (!err) { |
|
2207 |
zpool_log_history(g_zfs, argc + optind, argv - optind, argv[0], |
|
2208 |
B_FALSE, B_FALSE); |
|
2209 |
} |
|
2210 |
||
789 | 2211 |
return (err != 0); |
2212 |
} |
|
2213 |
||
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2214 |
typedef struct get_all_cbdata { |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2215 |
zfs_handle_t **cb_handles; |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2216 |
size_t cb_alloc; |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2217 |
size_t cb_used; |
3126 | 2218 |
uint_t cb_types; |
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2219 |
} get_all_cbdata_t; |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2220 |
|
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2221 |
static int |
3126 | 2222 |
get_one_dataset(zfs_handle_t *zhp, void *data) |
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2223 |
{ |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2224 |
get_all_cbdata_t *cbp = data; |
3126 | 2225 |
zfs_type_t type = zfs_get_type(zhp); |
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2226 |
|
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2227 |
/* |
3126 | 2228 |
* Interate over any nested datasets. |
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2229 |
*/ |
3126 | 2230 |
if (type == ZFS_TYPE_FILESYSTEM && |
2231 |
zfs_iter_filesystems(zhp, get_one_dataset, data) != 0) { |
|
3265
967e0fca6143
6463140 zfs recv with a snapshot name that has 2 @@ in a row succeeds
ahrens
parents:
3126
diff
changeset
|
2232 |
zfs_close(zhp); |
3126 | 2233 |
return (1); |
2234 |
} |
|
2235 |
||
2236 |
/* |
|
2237 |
* Skip any datasets whose type does not match. |
|
2238 |
*/ |
|
2239 |
if ((type & cbp->cb_types) == 0) { |
|
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2240 |
zfs_close(zhp); |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2241 |
return (0); |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2242 |
} |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2243 |
|
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2244 |
if (cbp->cb_alloc == cbp->cb_used) { |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2245 |
zfs_handle_t **handles; |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2246 |
|
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2247 |
if (cbp->cb_alloc == 0) |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2248 |
cbp->cb_alloc = 64; |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2249 |
else |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2250 |
cbp->cb_alloc *= 2; |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2251 |
|
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2252 |
handles = safe_malloc(cbp->cb_alloc * sizeof (void *)); |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2253 |
|
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2254 |
if (cbp->cb_handles) { |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2255 |
bcopy(cbp->cb_handles, handles, |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2256 |
cbp->cb_used * sizeof (void *)); |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2257 |
free(cbp->cb_handles); |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2258 |
} |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2259 |
|
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2260 |
cbp->cb_handles = handles; |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2261 |
} |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2262 |
|
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2263 |
cbp->cb_handles[cbp->cb_used++] = zhp; |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2264 |
|
3126 | 2265 |
return (0); |
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2266 |
} |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2267 |
|
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2268 |
static void |
3126 | 2269 |
get_all_datasets(uint_t types, zfs_handle_t ***dslist, size_t *count) |
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2270 |
{ |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2271 |
get_all_cbdata_t cb = { 0 }; |
3126 | 2272 |
cb.cb_types = types; |
2273 |
||
2274 |
(void) zfs_iter_root(g_zfs, get_one_dataset, &cb); |
|
2275 |
||
2276 |
*dslist = cb.cb_handles; |
|
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2277 |
*count = cb.cb_used; |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2278 |
} |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2279 |
|
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2280 |
static int |
3126 | 2281 |
dataset_cmp(const void *a, const void *b) |
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2282 |
{ |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2283 |
zfs_handle_t **za = (zfs_handle_t **)a; |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2284 |
zfs_handle_t **zb = (zfs_handle_t **)b; |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2285 |
char mounta[MAXPATHLEN]; |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2286 |
char mountb[MAXPATHLEN]; |
3126 | 2287 |
boolean_t gota, gotb; |
2288 |
||
2289 |
if ((gota = (zfs_get_type(*za) == ZFS_TYPE_FILESYSTEM)) != 0) |
|
2290 |
verify(zfs_prop_get(*za, ZFS_PROP_MOUNTPOINT, mounta, |
|
2291 |
sizeof (mounta), NULL, NULL, 0, B_FALSE) == 0); |
|
2292 |
if ((gotb = (zfs_get_type(*zb) == ZFS_TYPE_FILESYSTEM)) != 0) |
|
2293 |
verify(zfs_prop_get(*zb, ZFS_PROP_MOUNTPOINT, mountb, |
|
2294 |
sizeof (mountb), NULL, NULL, 0, B_FALSE) == 0); |
|
2295 |
||
2296 |
if (gota && gotb) |
|
2297 |
return (strcmp(mounta, mountb)); |
|
2298 |
||
2299 |
if (gota) |
|
2300 |
return (-1); |
|
2301 |
if (gotb) |
|
2302 |
return (1); |
|
2303 |
||
2304 |
return (strcmp(zfs_get_name(a), zfs_get_name(b))); |
|
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2305 |
} |
789 | 2306 |
|
2307 |
/* |
|
2308 |
* Generic callback for sharing or mounting filesystems. Because the code is so |
|
2309 |
* similar, we have a common function with an extra parameter to determine which |
|
2310 |
* mode we are using. |
|
2311 |
*/ |
|
2312 |
#define OP_SHARE 0x1 |
|
2313 |
#define OP_MOUNT 0x2 |
|
2314 |
||
2315 |
/* |
|
3126 | 2316 |
* Share or mount a dataset. |
789 | 2317 |
*/ |
2318 |
static int |
|
3126 | 2319 |
share_mount_one(zfs_handle_t *zhp, int op, int flags, boolean_t explicit, |
2320 |
const char *options) |
|
789 | 2321 |
{ |
2322 |
char mountpoint[ZFS_MAXPROPLEN]; |
|
2323 |
char shareopts[ZFS_MAXPROPLEN]; |
|
3126 | 2324 |
const char *cmdname = op == OP_SHARE ? "share" : "mount"; |
789 | 2325 |
struct mnttab mnt; |
2676 | 2326 |
uint64_t zoned, canmount; |
3126 | 2327 |
zfs_type_t type = zfs_get_type(zhp); |
2328 |
||
2329 |
assert(type & (ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME)); |
|
2330 |
||
2331 |
if (type == ZFS_TYPE_FILESYSTEM) { |
|
2332 |
/* |
|
2333 |
* Check to make sure we can mount/share this dataset. If we |
|
2334 |
* are in the global zone and the filesystem is exported to a |
|
2335 |
* local zone, or if we are in a local zone and the |
|
2336 |
* filesystem is not exported, then it is an error. |
|
2337 |
*/ |
|
2338 |
zoned = zfs_prop_get_int(zhp, ZFS_PROP_ZONED); |
|
2339 |
||
2340 |
if (zoned && getzoneid() == GLOBAL_ZONEID) { |
|
2341 |
if (!explicit) |
|
2342 |
return (0); |
|
2343 |
||
2344 |
(void) fprintf(stderr, gettext("cannot %s '%s': " |
|
2345 |
"dataset is exported to a local zone\n"), cmdname, |
|
2346 |
zfs_get_name(zhp)); |
|
2347 |
return (1); |
|
2348 |
||
2349 |
} else if (!zoned && getzoneid() != GLOBAL_ZONEID) { |
|
2350 |
if (!explicit) |
|
2351 |
return (0); |
|
2352 |
||
2353 |
(void) fprintf(stderr, gettext("cannot %s '%s': " |
|
2354 |
"permission denied\n"), cmdname, |
|
2355 |
zfs_get_name(zhp)); |
|
2356 |
return (1); |
|
2357 |
} |
|
2358 |
||
2359 |
/* |
|
2360 |
* Ignore any filesystems which don't apply to us. This |
|
2361 |
* includes those with a legacy mountpoint, or those with |
|
2362 |
* legacy share options. |
|
2363 |
*/ |
|
2364 |
verify(zfs_prop_get(zhp, ZFS_PROP_MOUNTPOINT, mountpoint, |
|
2365 |
sizeof (mountpoint), NULL, NULL, 0, B_FALSE) == 0); |
|
2366 |
verify(zfs_prop_get(zhp, ZFS_PROP_SHARENFS, shareopts, |
|
2367 |
sizeof (shareopts), NULL, NULL, 0, B_FALSE) == 0); |
|
2368 |
canmount = zfs_prop_get_int(zhp, ZFS_PROP_CANMOUNT); |
|
2369 |
||
2370 |
if (op == OP_SHARE && strcmp(shareopts, "off") == 0) { |
|
2371 |
if (!explicit) |
|
789 | 2372 |
return (0); |
2373 |
||
2374 |
(void) fprintf(stderr, gettext("cannot share '%s': " |
|
2375 |
"legacy share\n"), zfs_get_name(zhp)); |
|
2376 |
(void) fprintf(stderr, gettext("use share(1M) to " |
|
2377 |
"share this filesystem\n")); |
|
2378 |
return (1); |
|
2379 |
} |
|
3126 | 2380 |
|
2381 |
/* |
|
2382 |
* We cannot share or mount legacy filesystems. If the |
|
2383 |
* shareopts is non-legacy but the mountpoint is legacy, we |
|
2384 |
* treat it as a legacy share. |
|
2385 |
*/ |
|
2386 |
if (strcmp(mountpoint, "legacy") == 0) { |
|
2387 |
if (!explicit) |
|
2388 |
return (0); |
|
2389 |
||
2390 |
(void) fprintf(stderr, gettext("cannot %s '%s': " |
|
2391 |
"legacy mountpoint\n"), cmdname, zfs_get_name(zhp)); |
|
2392 |
(void) fprintf(stderr, gettext("use %s to " |
|
2393 |
"%s this filesystem\n"), op == OP_SHARE ? |
|
2394 |
"share(1M)" : "mount(1M)", cmdname); |
|
2395 |
return (1); |
|
2396 |
} |
|
2397 |
||
2398 |
if (strcmp(mountpoint, "none") == 0) { |
|
2399 |
if (!explicit) |
|
2400 |
return (0); |
|
2401 |
||
2402 |
(void) fprintf(stderr, gettext("cannot %s '%s': no " |
|
2403 |
"mountpoint set\n"), cmdname, zfs_get_name(zhp)); |
|
2404 |
return (1); |
|
2405 |
} |
|
2406 |
||
2407 |
if (!canmount) { |
|
2408 |
if (!explicit) |
|
2409 |
return (0); |
|
2410 |
||
2411 |
(void) fprintf(stderr, gettext("cannot %s '%s': " |
|
2412 |
"'canmount' property is set to 'off'\n"), cmdname, |
|
2413 |
zfs_get_name(zhp)); |
|
2414 |
return (1); |
|
2415 |
} |
|
2416 |
||
2417 |
/* |
|
2418 |
* At this point, we have verified that the mountpoint and/or |
|
2419 |
* shareopts are appropriate for auto management. If the |
|
2420 |
* filesystem is already mounted or shared, return (failing |
|
2421 |
* for explicit requests); otherwise mount or share the |
|
2422 |
* filesystem. |
|
2423 |
*/ |
|
2424 |
switch (op) { |
|
2425 |
case OP_SHARE: |
|
2426 |
if (zfs_is_shared_nfs(zhp, NULL)) { |
|
2427 |
if (!explicit) |
|
2428 |
return (0); |
|
2429 |
||
789 | 2430 |
(void) fprintf(stderr, gettext("cannot share " |
2431 |
"'%s': filesystem already shared\n"), |
|
2432 |
zfs_get_name(zhp)); |
|
2433 |
return (1); |
|
2434 |
} |
|
3126 | 2435 |
|
2436 |
if (!zfs_is_mounted(zhp, NULL) && |
|
2437 |
zfs_mount(zhp, NULL, 0) != 0) |
|
2438 |
return (1); |
|
2439 |
||
2440 |
if (zfs_share_nfs(zhp) != 0) |
|
2441 |
return (1); |
|
2442 |
break; |
|
2443 |
||
2444 |
case OP_MOUNT: |
|
2445 |
if (options == NULL) |
|
2446 |
mnt.mnt_mntopts = ""; |
|
2447 |
else |
|
2448 |
mnt.mnt_mntopts = (char *)options; |
|
2449 |
||
2450 |
if (!hasmntopt(&mnt, MNTOPT_REMOUNT) && |
|
2451 |
zfs_is_mounted(zhp, NULL)) { |
|
2452 |
if (!explicit) |
|
2453 |
return (0); |
|
2454 |
||
789 | 2455 |
(void) fprintf(stderr, gettext("cannot mount " |
2456 |
"'%s': filesystem already mounted\n"), |
|
2457 |
zfs_get_name(zhp)); |
|
2458 |
return (1); |
|
2459 |
} |
|
3126 | 2460 |
|
2461 |
if (zfs_mount(zhp, options, flags) != 0) |
|
2462 |
return (1); |
|
2463 |
break; |
|
789 | 2464 |
} |
3126 | 2465 |
} else { |
2466 |
assert(op == OP_SHARE); |
|
2467 |
||
2468 |
/* |
|
2469 |
* Ignore any volumes that aren't shared. |
|
2470 |
*/ |
|
2471 |
verify(zfs_prop_get(zhp, ZFS_PROP_SHAREISCSI, shareopts, |
|
2472 |
sizeof (shareopts), NULL, NULL, 0, B_FALSE) == 0); |
|
2473 |
||
2474 |
if (strcmp(shareopts, "off") == 0) { |
|
2475 |
if (!explicit) |
|
2476 |
return (0); |
|
2477 |
||
2478 |
(void) fprintf(stderr, gettext("cannot share '%s': " |
|
2479 |
"'shareiscsi' property not set\n"), |
|
2480 |
zfs_get_name(zhp)); |
|
2481 |
(void) fprintf(stderr, gettext("set 'shareiscsi' " |
|
2482 |
"property or use iscsitadm(1M) to share this " |
|
2483 |
"volume\n")); |
|
2484 |
return (1); |
|
789 | 2485 |
} |
3126 | 2486 |
|
2487 |
if (zfs_is_shared_iscsi(zhp)) { |
|
2488 |
if (!explicit) |
|
2489 |
return (0); |
|
2490 |
||
2491 |
(void) fprintf(stderr, gettext("cannot share " |
|
2492 |
"'%s': volume already shared\n"), |
|
2493 |
zfs_get_name(zhp)); |
|
789 | 2494 |
return (1); |
3126 | 2495 |
} |
2496 |
||
2497 |
if (zfs_share_iscsi(zhp) != 0) |
|
2498 |
return (1); |
|
789 | 2499 |
} |
2500 |
||
2501 |
return (0); |
|
2502 |
} |
|
2503 |
||
2504 |
static int |
|
3126 | 2505 |
share_mount(int op, int argc, char **argv) |
789 | 2506 |
{ |
2507 |
int do_all = 0; |
|
2372
ecbf1ba25c2e
6449033 PIT nightly fails due to the fix for 6436514
lling
parents:
2369
diff
changeset
|
2508 |
int c, ret = 0; |
3126 | 2509 |
const char *options = NULL; |
2510 |
int types, flags = 0; |
|
789 | 2511 |
|
2512 |
/* check options */ |
|
3126 | 2513 |
while ((c = getopt(argc, argv, op == OP_MOUNT ? ":ao:O" : "a")) |
789 | 2514 |
!= -1) { |
2515 |
switch (c) { |
|
2516 |
case 'a': |
|
2517 |
do_all = 1; |
|
2518 |
break; |
|
2519 |
case 'o': |
|
3126 | 2520 |
options = optarg; |
789 | 2521 |
break; |
2522 |
case 'O': |
|
3126 | 2523 |
flags |= MS_OVERLAY; |
789 | 2524 |
break; |
2525 |
case ':': |
|
2526 |
(void) fprintf(stderr, gettext("missing argument for " |
|
2527 |
"'%c' option\n"), optopt); |
|
2082 | 2528 |
usage(B_FALSE); |
789 | 2529 |
break; |
2530 |
case '?': |
|
2531 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
2532 |
optopt); |
|
2082 | 2533 |
usage(B_FALSE); |
789 | 2534 |
} |
2535 |
} |
|
2536 |
||
2537 |
argc -= optind; |
|
2538 |
argv += optind; |
|
2539 |
||
2540 |
/* check number of arguments */ |
|
2541 |
if (do_all) { |
|
3126 | 2542 |
zfs_handle_t **dslist = NULL; |
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2543 |
size_t i, count = 0; |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2544 |
|
3126 | 2545 |
if (op == OP_MOUNT) { |
2546 |
types = ZFS_TYPE_FILESYSTEM; |
|
2547 |
} else if (argc > 0) { |
|
2548 |
if (strcmp(argv[0], "nfs") == 0) { |
|
2549 |
types = ZFS_TYPE_FILESYSTEM; |
|
2550 |
} else if (strcmp(argv[0], "iscsi") == 0) { |
|
2551 |
types = ZFS_TYPE_VOLUME; |
|
2552 |
} else { |
|
2553 |
(void) fprintf(stderr, gettext("share type " |
|
2554 |
"must be 'nfs' or 'iscsi'\n")); |
|
2555 |
usage(B_FALSE); |
|
2556 |
} |
|
2557 |
||
2558 |
argc--; |
|
2559 |
argv++; |
|
2560 |
} else { |
|
2561 |
types = ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME; |
|
2562 |
} |
|
2563 |
||
789 | 2564 |
if (argc != 0) { |
2565 |
(void) fprintf(stderr, gettext("too many arguments\n")); |
|
2082 | 2566 |
usage(B_FALSE); |
789 | 2567 |
} |
2568 |
||
3126 | 2569 |
get_all_datasets(types, &dslist, &count); |
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2570 |
|
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2571 |
if (count == 0) |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2572 |
return (0); |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2573 |
|
3126 | 2574 |
qsort(dslist, count, sizeof (void *), dataset_cmp); |
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2575 |
|
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2576 |
for (i = 0; i < count; i++) { |
3126 | 2577 |
if (share_mount_one(dslist[i], op, flags, B_FALSE, |
2578 |
options) != 0) |
|
2369
8e9197fd3c58
6436514 zfs share on /var/mail needs to be run explicitly after system boots
lling
parents:
2199
diff
changeset
|
2579 |
ret = 1; |
3126 | 2580 |
zfs_close(dslist[i]); |
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2581 |
} |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1294
diff
changeset
|
2582 |
|
3126 | 2583 |
free(dslist); |
789 | 2584 |
} else if (argc == 0) { |
2585 |
struct mnttab entry; |
|
2586 |
||
3126 | 2587 |
if (op == OP_SHARE) { |
789 | 2588 |
(void) fprintf(stderr, gettext("missing filesystem " |
2589 |
"argument\n")); |
|
2082 | 2590 |
usage(B_FALSE); |
789 | 2591 |
} |
2592 |
||
2593 |
/* |
|
2594 |
* When mount is given no arguments, go through /etc/mnttab and |
|
2595 |
* display any active ZFS mounts. We hide any snapshots, since |
|
2596 |
* they are controlled automatically. |
|
2597 |
*/ |
|
2598 |
rewind(mnttab_file); |
|
2599 |
while (getmntent(mnttab_file, &entry) == 0) { |
|
2600 |
if (strcmp(entry.mnt_fstype, MNTTYPE_ZFS) != 0 || |
|
2601 |
strchr(entry.mnt_special, '@') != NULL) |
|
2602 |
continue; |
|
2603 |
||
2604 |
(void) printf("%-30s %s\n", entry.mnt_special, |
|
2605 |
entry.mnt_mountp); |
|
2606 |
} |
|
2607 |
||
2608 |
} else { |
|
2609 |
zfs_handle_t *zhp; |
|
2610 |
||
3126 | 2611 |
types = ZFS_TYPE_FILESYSTEM; |
2612 |
if (op == OP_SHARE) |
|
2613 |
types |= ZFS_TYPE_VOLUME; |
|
2614 |
||
789 | 2615 |
if (argc > 1) { |
2616 |
(void) fprintf(stderr, |
|
2617 |
gettext("too many arguments\n")); |
|
2082 | 2618 |
usage(B_FALSE); |
789 | 2619 |
} |
2620 |
||
3126 | 2621 |
if ((zhp = zfs_open(g_zfs, argv[0], types)) == NULL) { |
789 | 2622 |
ret = 1; |
3126 | 2623 |
} else { |
2624 |
ret = share_mount_one(zhp, op, flags, B_TRUE, |
|
2625 |
options); |
|
789 | 2626 |
zfs_close(zhp); |
2627 |
} |
|
2628 |
} |
|
2629 |
||
2630 |
return (ret); |
|
2631 |
} |
|
2632 |
||
2633 |
/* |
|
3126 | 2634 |
* zfs mount -a [nfs | iscsi] |
789 | 2635 |
* zfs mount filesystem |
2636 |
* |
|
2637 |
* Mount all filesystems, or mount the given filesystem. |
|
2638 |
*/ |
|
2639 |
static int |
|
2640 |
zfs_do_mount(int argc, char **argv) |
|
2641 |
{ |
|
3126 | 2642 |
return (share_mount(OP_MOUNT, argc, argv)); |
789 | 2643 |
} |
2644 |
||
2645 |
/* |
|
3126 | 2646 |
* zfs share -a [nfs | iscsi] |
789 | 2647 |
* zfs share filesystem |
2648 |
* |
|
2649 |
* Share all filesystems, or share the given filesystem. |
|
2650 |
*/ |
|
2651 |
static int |
|
2652 |
zfs_do_share(int argc, char **argv) |
|
2653 |
{ |
|
3126 | 2654 |
return (share_mount(OP_SHARE, argc, argv)); |
789 | 2655 |
} |
2656 |
||
2657 |
typedef struct unshare_unmount_node { |
|
2658 |
zfs_handle_t *un_zhp; |
|
2659 |
char *un_mountp; |
|
2660 |
uu_avl_node_t un_avlnode; |
|
2661 |
} unshare_unmount_node_t; |
|
2662 |
||
2663 |
/* ARGSUSED */ |
|
2664 |
static int |
|
2665 |
unshare_unmount_compare(const void *larg, const void *rarg, void *unused) |
|
2666 |
{ |
|
2667 |
const unshare_unmount_node_t *l = larg; |
|
2668 |
const unshare_unmount_node_t *r = rarg; |
|
2669 |
||
2670 |
return (strcmp(l->un_mountp, r->un_mountp)); |
|
2671 |
} |
|
2672 |
||
2673 |
/* |
|
2674 |
* Convenience routine used by zfs_do_umount() and manual_unmount(). Given an |
|
2675 |
* absolute path, find the entry /etc/mnttab, verify that its a ZFS filesystem, |
|
2676 |
* and unmount it appropriately. |
|
2677 |
*/ |
|
2678 |
static int |
|
3126 | 2679 |
unshare_unmount_path(int op, char *path, int flags, boolean_t is_manual) |
789 | 2680 |
{ |
2681 |
zfs_handle_t *zhp; |
|
2682 |
int ret; |
|
2683 |
struct stat64 statbuf; |
|
2684 |
struct extmnttab entry; |
|
3126 | 2685 |
const char *cmdname = (op == OP_SHARE) ? "unshare" : "unmount"; |
789 | 2686 |
char property[ZFS_MAXPROPLEN]; |
2687 |
||
2688 |
/* |
|
2689 |
* Search for the path in /etc/mnttab. Rather than looking for the |
|
2690 |
* specific path, which can be fooled by non-standard paths (i.e. ".." |
|
2691 |
* or "//"), we stat() the path and search for the corresponding |
|
2692 |
* (major,minor) device pair. |
|
2693 |
*/ |
|
2694 |
if (stat64(path, &statbuf) != 0) { |
|
2695 |
(void) fprintf(stderr, gettext("cannot %s '%s': %s\n"), |
|
2696 |
cmdname, path, strerror(errno)); |
|
2697 |
return (1); |
|
2698 |
} |
|
2699 |
||
2700 |
/* |
|
2701 |
* Search for the given (major,minor) pair in the mount table. |
|
2702 |
*/ |
|
2703 |
rewind(mnttab_file); |
|
2704 |
while ((ret = getextmntent(mnttab_file, &entry, 0)) == 0) { |
|
2705 |
if (entry.mnt_major == major(statbuf.st_dev) && |
|
2706 |
entry.mnt_minor == minor(statbuf.st_dev)) |
|
2707 |
break; |
|
2708 |
} |
|
2709 |
if (ret != 0) { |
|
2710 |
(void) fprintf(stderr, gettext("cannot %s '%s': not " |
|
2711 |
"currently mounted\n"), cmdname, path); |
|
2712 |
return (1); |
|
2713 |
} |
|
2714 |
||
2715 |
if (strcmp(entry.mnt_fstype, MNTTYPE_ZFS) != 0) { |
|
2716 |
(void) fprintf(stderr, gettext("cannot %s '%s': not a ZFS " |
|
2717 |
"filesystem\n"), cmdname, path); |
|
2718 |
return (1); |
|
2719 |
} |
|
2720 |
||
2082 | 2721 |
if ((zhp = zfs_open(g_zfs, entry.mnt_special, |
2722 |
ZFS_TYPE_FILESYSTEM)) == NULL) |
|
789 | 2723 |
return (1); |
2724 |
||
3126 | 2725 |
verify(zfs_prop_get(zhp, op == OP_SHARE ? |
789 | 2726 |
ZFS_PROP_SHARENFS : ZFS_PROP_MOUNTPOINT, property, |
2082 | 2727 |
sizeof (property), NULL, NULL, 0, B_FALSE) == 0); |
789 | 2728 |
|
3126 | 2729 |
if (op == OP_SHARE) { |
789 | 2730 |
if (strcmp(property, "off") == 0) { |
2731 |
(void) fprintf(stderr, gettext("cannot unshare " |
|
2732 |
"'%s': legacy share\n"), path); |
|
2733 |
(void) fprintf(stderr, gettext("use " |
|
2734 |
"unshare(1M) to unshare this filesystem\n")); |
|
2735 |
ret = 1; |
|
3126 | 2736 |
} else if (!zfs_is_shared_nfs(zhp, NULL)) { |
789 | 2737 |
(void) fprintf(stderr, gettext("cannot unshare '%s': " |
2738 |
"not currently shared\n"), path); |
|
2739 |
ret = 1; |
|
2740 |
} else { |
|
3126 | 2741 |
ret = zfs_unshareall_nfs(zhp); |
789 | 2742 |
} |
2743 |
} else { |
|
1264
976065f98c2b
6372107 legacy "umount" command unmount filesystems in the subdirs when zfs mountpoint is a regular path
lling
parents:
1204
diff
changeset
|
2744 |
if (is_manual) { |
976065f98c2b
6372107 legacy "umount" command unmount filesystems in the subdirs when zfs mountpoint is a regular path
lling
parents:
1204
diff
changeset
|
2745 |
ret = zfs_unmount(zhp, NULL, flags); |
976065f98c2b
6372107 legacy "umount" command unmount filesystems in the subdirs when zfs mountpoint is a regular path
lling
parents:
1204
diff
changeset
|
2746 |
} else if (strcmp(property, "legacy") == 0) { |
976065f98c2b
6372107 legacy "umount" command unmount filesystems in the subdirs when zfs mountpoint is a regular path
lling
parents:
1204
diff
changeset
|
2747 |
(void) fprintf(stderr, gettext("cannot unmount " |
976065f98c2b
6372107 legacy "umount" command unmount filesystems in the subdirs when zfs mountpoint is a regular path
lling
parents:
1204
diff
changeset
|
2748 |
"'%s': legacy mountpoint\n"), |
976065f98c2b
6372107 legacy "umount" command unmount filesystems in the subdirs when zfs mountpoint is a regular path
lling
parents:
1204
diff
changeset
|
2749 |
zfs_get_name(zhp)); |
976065f98c2b
6372107 legacy "umount" command unmount filesystems in the subdirs when zfs mountpoint is a regular path
lling
parents:
1204
diff
changeset
|
2750 |
(void) fprintf(stderr, gettext("use umount(1M) " |
976065f98c2b
6372107 legacy "umount" command unmount filesystems in the subdirs when zfs mountpoint is a regular path
lling
parents:
1204
diff
changeset
|
2751 |
"to unmount this filesystem\n")); |
976065f98c2b
6372107 legacy "umount" command unmount filesystems in the subdirs when zfs mountpoint is a regular path
lling
parents:
1204
diff
changeset
|
2752 |
ret = 1; |
789 | 2753 |
} else { |
2754 |
ret = zfs_unmountall(zhp, flags); |
|
2755 |
} |
|
2756 |
} |
|
2757 |
||
2758 |
zfs_close(zhp); |
|
2759 |
||
2760 |
return (ret != 0); |
|
2761 |
} |
|
2762 |
||
2763 |
/* |
|
2764 |
* Generic callback for unsharing or unmounting a filesystem. |
|
2765 |
*/ |
|
2766 |
static int |
|
3126 | 2767 |
unshare_unmount(int op, int argc, char **argv) |
789 | 2768 |
{ |
2769 |
int do_all = 0; |
|
2770 |
int flags = 0; |
|
2771 |
int ret = 0; |
|
3126 | 2772 |
int types, c; |
789 | 2773 |
zfs_handle_t *zhp; |
2774 |
char property[ZFS_MAXPROPLEN]; |
|
2775 |
||
2776 |
/* check options */ |
|
3126 | 2777 |
while ((c = getopt(argc, argv, op == OP_SHARE ? "a" : "af")) != -1) { |
789 | 2778 |
switch (c) { |
2779 |
case 'a': |
|
2780 |
do_all = 1; |
|
2781 |
break; |
|
2782 |
case 'f': |
|
2783 |
flags = MS_FORCE; |
|
2784 |
break; |
|
2785 |
case '?': |
|
2786 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
2787 |
optopt); |
|
2082 | 2788 |
usage(B_FALSE); |
789 | 2789 |
} |
2790 |
} |
|
2791 |
||
2792 |
argc -= optind; |
|
2793 |
argv += optind; |
|
2794 |
||
2795 |
if (do_all) { |
|
2796 |
/* |
|
2797 |
* We could make use of zfs_for_each() to walk all datasets in |
|
2798 |
* the system, but this would be very inefficient, especially |
|
2799 |
* since we would have to linearly search /etc/mnttab for each |
|
2800 |
* one. Instead, do one pass through /etc/mnttab looking for |
|
2801 |
* zfs entries and call zfs_unmount() for each one. |
|
2802 |
* |
|
2803 |
* Things get a little tricky if the administrator has created |
|
2804 |
* mountpoints beneath other ZFS filesystems. In this case, we |
|
2805 |
* have to unmount the deepest filesystems first. To accomplish |
|
2806 |
* this, we place all the mountpoints in an AVL tree sorted by |
|
2807 |
* the special type (dataset name), and walk the result in |
|
2808 |
* reverse to make sure to get any snapshots first. |
|
2809 |
*/ |
|
2810 |
struct mnttab entry; |
|
2811 |
uu_avl_pool_t *pool; |
|
2812 |
uu_avl_t *tree; |
|
2813 |
unshare_unmount_node_t *node; |
|
2814 |
uu_avl_index_t idx; |
|
2815 |
uu_avl_walk_t *walk; |
|
2816 |
||
3126 | 2817 |
if (argc != 0) { |
2818 |
(void) fprintf(stderr, gettext("too many arguments\n")); |
|
2819 |
usage(B_FALSE); |
|
2820 |
} |
|
2821 |
||
789 | 2822 |
if ((pool = uu_avl_pool_create("unmount_pool", |
2823 |
sizeof (unshare_unmount_node_t), |
|
2824 |
offsetof(unshare_unmount_node_t, un_avlnode), |
|
2825 |
unshare_unmount_compare, |
|
2826 |
UU_DEFAULT)) == NULL) { |
|
2827 |
(void) fprintf(stderr, gettext("internal error: " |
|
2828 |
"out of memory\n")); |
|
2829 |
exit(1); |
|
2830 |
} |
|
2831 |
||
2832 |
if ((tree = uu_avl_create(pool, NULL, UU_DEFAULT)) == NULL) { |
|
2833 |
(void) fprintf(stderr, gettext("internal error: " |
|
2834 |
"out of memory\n")); |
|
2835 |
exit(1); |
|
2836 |
} |
|
2837 |
||
2838 |
rewind(mnttab_file); |
|
2839 |
while (getmntent(mnttab_file, &entry) == 0) { |
|
2840 |
||
2841 |
/* ignore non-ZFS entries */ |
|
2842 |
if (strcmp(entry.mnt_fstype, MNTTYPE_ZFS) != 0) |
|
2843 |
continue; |
|
2844 |
||
2845 |
/* ignore snapshots */ |
|
2846 |
if (strchr(entry.mnt_special, '@') != NULL) |
|
2847 |
continue; |
|
2848 |
||
2082 | 2849 |
if ((zhp = zfs_open(g_zfs, entry.mnt_special, |
789 | 2850 |
ZFS_TYPE_FILESYSTEM)) == NULL) { |
2851 |
ret = 1; |
|
2852 |
continue; |
|
2853 |
} |
|
2854 |
||
3126 | 2855 |
verify(zfs_prop_get(zhp, op == OP_SHARE ? |
789 | 2856 |
ZFS_PROP_SHARENFS : ZFS_PROP_MOUNTPOINT, |
2857 |
property, sizeof (property), NULL, NULL, |
|
2082 | 2858 |
0, B_FALSE) == 0); |
789 | 2859 |
|
2860 |
/* Ignore legacy mounts and shares */ |
|
3126 | 2861 |
if ((op == OP_SHARE && |
789 | 2862 |
strcmp(property, "off") == 0) || |
3126 | 2863 |
(op == OP_MOUNT && |
789 | 2864 |
strcmp(property, "legacy") == 0)) { |
2865 |
zfs_close(zhp); |
|
2866 |
continue; |
|
2867 |
} |
|
2868 |
||
2869 |
node = safe_malloc(sizeof (unshare_unmount_node_t)); |
|
2870 |
node->un_zhp = zhp; |
|
2871 |
||
2872 |
if ((node->un_mountp = strdup(entry.mnt_mountp)) == |
|
2873 |
NULL) { |
|
2874 |
(void) fprintf(stderr, gettext("internal error:" |
|
2875 |
" out of memory\n")); |
|
2876 |
exit(1); |
|
2877 |
} |
|
2878 |
||
2879 |
uu_avl_node_init(node, &node->un_avlnode, pool); |
|
2880 |
||
2881 |
if (uu_avl_find(tree, node, NULL, &idx) == NULL) { |
|
2882 |
uu_avl_insert(tree, node, idx); |
|
2883 |
} else { |
|
2884 |
zfs_close(node->un_zhp); |
|
2885 |
free(node->un_mountp); |
|
2886 |
free(node); |
|
2887 |
} |
|
2888 |
} |
|
2889 |
||
2890 |
/* |
|
2891 |
* Walk the AVL tree in reverse, unmounting each filesystem and |
|
2892 |
* removing it from the AVL tree in the process. |
|
2893 |
*/ |
|
2894 |
if ((walk = uu_avl_walk_start(tree, |
|
2895 |
UU_WALK_REVERSE | UU_WALK_ROBUST)) == NULL) { |
|
2896 |
(void) fprintf(stderr, |
|
2897 |
gettext("internal error: out of memory")); |
|
2898 |
exit(1); |
|
2899 |
} |
|
2900 |
||
2901 |
while ((node = uu_avl_walk_next(walk)) != NULL) { |
|
2902 |
uu_avl_remove(tree, node); |
|
2903 |
||
3126 | 2904 |
switch (op) { |
789 | 2905 |
case OP_SHARE: |
3126 | 2906 |
if (zfs_unshare_nfs(node->un_zhp, |
789 | 2907 |
node->un_mountp) != 0) |
2908 |
ret = 1; |
|
2909 |
break; |
|
2910 |
||
2911 |
case OP_MOUNT: |
|
2912 |
if (zfs_unmount(node->un_zhp, |
|
2913 |
node->un_mountp, flags) != 0) |
|
2914 |
ret = 1; |
|
2915 |
break; |
|
2916 |
} |
|
2917 |
||
2918 |
zfs_close(node->un_zhp); |
|
2919 |
free(node->un_mountp); |
|
2920 |
free(node); |
|
2921 |
} |
|
2922 |
||
2923 |
uu_avl_walk_end(walk); |
|
2924 |
uu_avl_destroy(tree); |
|
2925 |
uu_avl_pool_destroy(pool); |
|
3126 | 2926 |
|
2927 |
if (op == OP_SHARE) { |
|
2928 |
/* |
|
2929 |
* Finally, unshare any volumes shared via iSCSI. |
|
2930 |
*/ |
|
2931 |
zfs_handle_t **dslist = NULL; |
|
2932 |
size_t i, count = 0; |
|
2933 |
||
2934 |
get_all_datasets(ZFS_TYPE_VOLUME, &dslist, &count); |
|
2935 |
||
2936 |
if (count != 0) { |
|
2937 |
qsort(dslist, count, sizeof (void *), |
|
2938 |
dataset_cmp); |
|
2939 |
||
2940 |
for (i = 0; i < count; i++) { |
|
2941 |
if (zfs_unshare_iscsi(dslist[i]) != 0) |
|
2942 |
ret = 1; |
|
2943 |
zfs_close(dslist[i]); |
|
2944 |
} |
|
2945 |
||
2946 |
free(dslist); |
|
2947 |
} |
|
2948 |
} |
|
789 | 2949 |
} else { |
3126 | 2950 |
if (argc != 1) { |
2951 |
if (argc == 0) |
|
2952 |
(void) fprintf(stderr, |
|
2953 |
gettext("missing filesystem argument\n")); |
|
2954 |
else |
|
2955 |
(void) fprintf(stderr, |
|
2956 |
gettext("too many arguments\n")); |
|
2957 |
usage(B_FALSE); |
|
2958 |
} |
|
2959 |
||
789 | 2960 |
/* |
2961 |
* We have an argument, but it may be a full path or a ZFS |
|
2962 |
* filesystem. Pass full paths off to unmount_path() (shared by |
|
2963 |
* manual_unmount), otherwise open the filesystem and pass to |
|
2964 |
* zfs_unmount(). |
|
2965 |
*/ |
|
2966 |
if (argv[0][0] == '/') |
|
3126 | 2967 |
return (unshare_unmount_path(op, argv[0], |
2082 | 2968 |
flags, B_FALSE)); |
2969 |
||
3126 | 2970 |
types = ZFS_TYPE_FILESYSTEM; |
2971 |
if (op == OP_SHARE) |
|
2972 |
types |= ZFS_TYPE_VOLUME; |
|
2973 |
||
2974 |
if ((zhp = zfs_open(g_zfs, argv[0], types)) == NULL) |
|
789 | 2975 |
return (1); |
2976 |
||
3126 | 2977 |
if (zfs_get_type(zhp) == ZFS_TYPE_FILESYSTEM) { |
2978 |
verify(zfs_prop_get(zhp, op == OP_SHARE ? |
|
2979 |
ZFS_PROP_SHARENFS : ZFS_PROP_MOUNTPOINT, property, |
|
2980 |
sizeof (property), NULL, NULL, 0, B_FALSE) == 0); |
|
2981 |
||
2982 |
switch (op) { |
|
2983 |
case OP_SHARE: |
|
2984 |
if (strcmp(property, "off") == 0) { |
|
2985 |
(void) fprintf(stderr, gettext("cannot " |
|
2986 |
"unshare '%s': legacy share\n"), |
|
2987 |
zfs_get_name(zhp)); |
|
2988 |
(void) fprintf(stderr, gettext("use " |
|
2989 |
"unshare(1M) to unshare this " |
|
2990 |
"filesystem\n")); |
|
2991 |
ret = 1; |
|
2992 |
} else if (!zfs_is_shared_nfs(zhp, NULL)) { |
|
2993 |
(void) fprintf(stderr, gettext("cannot " |
|
2994 |
"unshare '%s': not currently " |
|
2995 |
"shared\n"), zfs_get_name(zhp)); |
|
2996 |
ret = 1; |
|
2997 |
} else if (zfs_unshareall_nfs(zhp) != 0) { |
|
2998 |
ret = 1; |
|
2999 |
} |
|
3000 |
break; |
|
3001 |
||
3002 |
case OP_MOUNT: |
|
3003 |
if (strcmp(property, "legacy") == 0) { |
|
3004 |
(void) fprintf(stderr, gettext("cannot " |
|
3005 |
"unmount '%s': legacy " |
|
3006 |
"mountpoint\n"), zfs_get_name(zhp)); |
|
3007 |
(void) fprintf(stderr, gettext("use " |
|
3008 |
"umount(1M) to unmount this " |
|
3009 |
"filesystem\n")); |
|
3010 |
ret = 1; |
|
3011 |
} else if (!zfs_is_mounted(zhp, NULL)) { |
|
3012 |
(void) fprintf(stderr, gettext("cannot " |
|
3013 |
"unmount '%s': not currently " |
|
3014 |
"mounted\n"), |
|
3015 |
zfs_get_name(zhp)); |
|
3016 |
ret = 1; |
|
3017 |
} else if (zfs_unmountall(zhp, flags) != 0) { |
|
3018 |
ret = 1; |
|
3019 |
} |
|
3020 |
break; |
|
3021 |
} |
|
3022 |
} else { |
|
3023 |
assert(op == OP_SHARE); |
|
3024 |
||
3025 |
verify(zfs_prop_get(zhp, ZFS_PROP_SHAREISCSI, property, |
|
3026 |
sizeof (property), NULL, NULL, 0, B_FALSE) == 0); |
|
3027 |
||
789 | 3028 |
if (strcmp(property, "off") == 0) { |
3029 |
(void) fprintf(stderr, gettext("cannot unshare " |
|
3126 | 3030 |
"'%s': 'shareiscsi' property not set\n"), |
3031 |
zfs_get_name(zhp)); |
|
3032 |
(void) fprintf(stderr, gettext("set " |
|
3033 |
"'shareiscsi' property or use " |
|
3034 |
"iscsitadm(1M) to share this volume\n")); |
|
789 | 3035 |
ret = 1; |
3126 | 3036 |
} else if (!zfs_is_shared_iscsi(zhp)) { |
3037 |
(void) fprintf(stderr, gettext("cannot " |
|
3038 |
"unshare '%s': not currently shared\n"), |
|
789 | 3039 |
zfs_get_name(zhp)); |
3040 |
ret = 1; |
|
3126 | 3041 |
} else if (zfs_unshare_iscsi(zhp) != 0) { |
789 | 3042 |
ret = 1; |
3043 |
} |
|
3044 |
} |
|
3045 |
||
3046 |
zfs_close(zhp); |
|
3047 |
} |
|
3048 |
||
3049 |
return (ret); |
|
3050 |
} |
|
3051 |
||
3052 |
/* |
|
3053 |
* zfs unmount -a |
|
3054 |
* zfs unmount filesystem |
|
3055 |
* |
|
3056 |
* Unmount all filesystems, or a specific ZFS filesystem. |
|
3057 |
*/ |
|
3058 |
static int |
|
3059 |
zfs_do_unmount(int argc, char **argv) |
|
3060 |
{ |
|
3061 |
return (unshare_unmount(OP_MOUNT, argc, argv)); |
|
3062 |
} |
|
3063 |
||
3064 |
/* |
|
3065 |
* zfs unshare -a |
|
3066 |
* zfs unshare filesystem |
|
3067 |
* |
|
3068 |
* Unshare all filesystems, or a specific ZFS filesystem. |
|
3069 |
*/ |
|
3070 |
static int |
|
3071 |
zfs_do_unshare(int argc, char **argv) |
|
3072 |
{ |
|
3073 |
return (unshare_unmount(OP_SHARE, argc, argv)); |
|
3074 |
} |
|
3075 |
||
3076 |
/* |
|
3077 |
* Called when invoked as /etc/fs/zfs/mount. Do the mount if the mountpoint is |
|
3078 |
* 'legacy'. Otherwise, complain that use should be using 'zfs mount'. |
|
3079 |
*/ |
|
3080 |
static int |
|
3081 |
manual_mount(int argc, char **argv) |
|
3082 |
{ |
|
3083 |
zfs_handle_t *zhp; |
|
3084 |
char mountpoint[ZFS_MAXPROPLEN]; |
|
3085 |
char mntopts[MNT_LINE_MAX] = { '\0' }; |
|
3086 |
int ret; |
|
3087 |
int c; |
|
3088 |
int flags = 0; |
|
3089 |
char *dataset, *path; |
|
3090 |
||
3091 |
/* check options */ |
|
1544 | 3092 |
while ((c = getopt(argc, argv, ":mo:O")) != -1) { |
789 | 3093 |
switch (c) { |
3094 |
case 'o': |
|
3095 |
(void) strlcpy(mntopts, optarg, sizeof (mntopts)); |
|
3096 |
break; |
|
3097 |
case 'O': |
|
3098 |
flags |= MS_OVERLAY; |
|
3099 |
break; |
|
1544 | 3100 |
case 'm': |
3101 |
flags |= MS_NOMNTTAB; |
|
3102 |
break; |
|
789 | 3103 |
case ':': |
3104 |
(void) fprintf(stderr, gettext("missing argument for " |
|
3105 |
"'%c' option\n"), optopt); |
|
2082 | 3106 |
usage(B_FALSE); |
789 | 3107 |
break; |
3108 |
case '?': |
|
3109 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
3110 |
optopt); |
|
3111 |
(void) fprintf(stderr, gettext("usage: mount [-o opts] " |
|
3112 |
"<path>\n")); |
|
3113 |
return (2); |
|
3114 |
} |
|
3115 |
} |
|
3116 |
||
3117 |
argc -= optind; |
|
3118 |
argv += optind; |
|
3119 |
||
3120 |
/* check that we only have two arguments */ |
|
3121 |
if (argc != 2) { |
|
3122 |
if (argc == 0) |
|
3123 |
(void) fprintf(stderr, gettext("missing dataset " |
|
3124 |
"argument\n")); |
|
3125 |
else if (argc == 1) |
|
3126 |
(void) fprintf(stderr, |
|
3127 |
gettext("missing mountpoint argument\n")); |
|
3128 |
else |
|
3129 |
(void) fprintf(stderr, gettext("too many arguments\n")); |
|
3130 |
(void) fprintf(stderr, "usage: mount <dataset> <mountpoint>\n"); |
|
3131 |
return (2); |
|
3132 |
} |
|
3133 |
||
3134 |
dataset = argv[0]; |
|
3135 |
path = argv[1]; |
|
3136 |
||
3137 |
/* try to open the dataset */ |
|
2082 | 3138 |
if ((zhp = zfs_open(g_zfs, dataset, ZFS_TYPE_FILESYSTEM)) == NULL) |
789 | 3139 |
return (1); |
3140 |
||
3141 |
(void) zfs_prop_get(zhp, ZFS_PROP_MOUNTPOINT, mountpoint, |
|
2082 | 3142 |
sizeof (mountpoint), NULL, NULL, 0, B_FALSE); |
789 | 3143 |
|
3144 |
/* check for legacy mountpoint and complain appropriately */ |
|
3145 |
ret = 0; |
|
3146 |
if (strcmp(mountpoint, ZFS_MOUNTPOINT_LEGACY) == 0) { |
|
3147 |
if (mount(dataset, path, MS_OPTIONSTR | flags, MNTTYPE_ZFS, |
|
3148 |
NULL, 0, mntopts, sizeof (mntopts)) != 0) { |
|
3149 |
(void) fprintf(stderr, gettext("mount failed: %s\n"), |
|
3150 |
strerror(errno)); |
|
3151 |
ret = 1; |
|
3152 |
} |
|
3153 |
} else { |
|
3154 |
(void) fprintf(stderr, gettext("filesystem '%s' cannot be " |
|
3155 |
"mounted using 'mount -F zfs'\n"), dataset); |
|
3156 |
(void) fprintf(stderr, gettext("Use 'zfs set mountpoint=%s' " |
|
3157 |
"instead.\n"), path); |
|
3158 |
(void) fprintf(stderr, gettext("If you must use 'mount -F zfs' " |
|
3159 |
"or /etc/vfstab, use 'zfs set mountpoint=legacy'.\n")); |
|
3160 |
(void) fprintf(stderr, gettext("See zfs(1M) for more " |
|
3161 |
"information.\n")); |
|
3162 |
ret = 1; |
|
3163 |
} |
|
3164 |
||
3165 |
return (ret); |
|
3166 |
} |
|
3167 |
||
3168 |
/* |
|
3169 |
* Called when invoked as /etc/fs/zfs/umount. Unlike a manual mount, we allow |
|
3170 |
* unmounts of non-legacy filesystems, as this is the dominant administrative |
|
3171 |
* interface. |
|
3172 |
*/ |
|
3173 |
static int |
|
3174 |
manual_unmount(int argc, char **argv) |
|
3175 |
{ |
|
3176 |
int flags = 0; |
|
3177 |
int c; |
|
3178 |
||
3179 |
/* check options */ |
|
3180 |
while ((c = getopt(argc, argv, "f")) != -1) { |
|
3181 |
switch (c) { |
|
3182 |
case 'f': |
|
3183 |
flags = MS_FORCE; |
|
3184 |
break; |
|
3185 |
case '?': |
|
3186 |
(void) fprintf(stderr, gettext("invalid option '%c'\n"), |
|
3187 |
optopt); |
|
3188 |
(void) fprintf(stderr, gettext("usage: unmount [-f] " |
|
3189 |
"<path>\n")); |
|
3190 |
return (2); |
|
3191 |
} |
|
3192 |
} |
|
3193 |
||
3194 |
argc -= optind; |
|
3195 |
argv += optind; |
|
3196 |
||
3197 |
/* check arguments */ |
|
3198 |
if (argc != 1) { |
|
3199 |
if (argc == 0) |
|
3200 |
(void) fprintf(stderr, gettext("missing path " |
|
3201 |
"argument\n")); |
|
3202 |
else |
|
3203 |
(void) fprintf(stderr, gettext("too many arguments\n")); |
|
3204 |
(void) fprintf(stderr, gettext("usage: unmount [-f] <path>\n")); |
|
3205 |
return (2); |
|
3206 |
} |
|
3207 |
||
2082 | 3208 |
return (unshare_unmount_path(OP_MOUNT, argv[0], flags, B_TRUE)); |
789 | 3209 |
} |
3210 |
||
3211 |
static int |
|
3212 |
volcheck(zpool_handle_t *zhp, void *data) |
|
3213 |
{ |
|
2856 | 3214 |
boolean_t isinit = *((boolean_t *)data); |
789 | 3215 |
|
3216 |
if (isinit) |
|
3217 |
return (zpool_create_zvol_links(zhp)); |
|
3218 |
else |
|
3219 |
return (zpool_remove_zvol_links(zhp)); |
|
3220 |
} |
|
3221 |
||
3222 |
/* |
|
3223 |
* Iterate over all pools in the system and either create or destroy /dev/zvol |
|
3224 |
* links, depending on the value of 'isinit'. |
|
3225 |
*/ |
|
3226 |
static int |
|
2082 | 3227 |
do_volcheck(boolean_t isinit) |
789 | 3228 |
{ |
2856 | 3229 |
return (zpool_iter(g_zfs, volcheck, &isinit) ? 1 : 0); |
789 | 3230 |
} |
3231 |
||
3232 |
int |
|
3233 |
main(int argc, char **argv) |
|
3234 |
{ |
|
3235 |
int ret; |
|
3236 |
int i; |
|
3237 |
char *progname; |
|
3238 |
char *cmdname; |
|
3239 |
||
3240 |
(void) setlocale(LC_ALL, ""); |
|
3241 |
(void) textdomain(TEXT_DOMAIN); |
|
3242 |
||
3243 |
opterr = 0; |
|
3244 |
||
2082 | 3245 |
if ((g_zfs = libzfs_init()) == NULL) { |
3246 |
(void) fprintf(stderr, gettext("internal error: failed to " |
|
3247 |
"initialize ZFS library\n")); |
|
3248 |
return (1); |
|
3249 |
} |
|
3250 |
||
3251 |
libzfs_print_on_error(g_zfs, B_TRUE); |
|
3252 |
||
789 | 3253 |
if ((mnttab_file = fopen(MNTTAB, "r")) == NULL) { |
3254 |
(void) fprintf(stderr, gettext("internal error: unable to " |
|
3255 |
"open %s\n"), MNTTAB); |
|
3256 |
return (1); |
|
3257 |
} |
|
3258 |
||
3259 |
/* |
|
3260 |
* This command also doubles as the /etc/fs mount and unmount program. |
|
3261 |
* Determine if we should take this behavior based on argv[0]. |
|
3262 |
*/ |
|
3263 |
progname = basename(argv[0]); |
|
3264 |
if (strcmp(progname, "mount") == 0) { |
|
3265 |
ret = manual_mount(argc, argv); |
|
3266 |
} else if (strcmp(progname, "umount") == 0) { |
|
3267 |
ret = manual_unmount(argc, argv); |
|
3268 |
} else { |
|
3269 |
/* |
|
3270 |
* Make sure the user has specified some command. |
|
3271 |
*/ |
|
3272 |
if (argc < 2) { |
|
3273 |
(void) fprintf(stderr, gettext("missing command\n")); |
|
2082 | 3274 |
usage(B_FALSE); |
789 | 3275 |
} |
3276 |
||
3277 |
cmdname = argv[1]; |
|
3278 |
||
3279 |
/* |
|
3280 |
* The 'umount' command is an alias for 'unmount' |
|
3281 |
*/ |
|
3282 |
if (strcmp(cmdname, "umount") == 0) |
|
3283 |
cmdname = "unmount"; |
|
3284 |
||
3285 |
/* |
|
1749 | 3286 |
* The 'recv' command is an alias for 'receive' |
3287 |
*/ |
|
3288 |
if (strcmp(cmdname, "recv") == 0) |
|
3289 |
cmdname = "receive"; |
|
3290 |
||
3291 |
/* |
|
789 | 3292 |
* Special case '-?' |
3293 |
*/ |
|
3294 |
if (strcmp(cmdname, "-?") == 0) |
|
2082 | 3295 |
usage(B_TRUE); |
789 | 3296 |
|
3297 |
/* |
|
3298 |
* 'volinit' and 'volfini' do not appear in the usage message, |
|
3299 |
* so we have to special case them here. |
|
3300 |
*/ |
|
3301 |
if (strcmp(cmdname, "volinit") == 0) |
|
2082 | 3302 |
return (do_volcheck(B_TRUE)); |
789 | 3303 |
else if (strcmp(cmdname, "volfini") == 0) |
2082 | 3304 |
return (do_volcheck(B_FALSE)); |
789 | 3305 |
|
3306 |
/* |
|
3307 |
* Run the appropriate command. |
|
3308 |
*/ |
|
3309 |
for (i = 0; i < NCOMMAND; i++) { |
|
3310 |
if (command_table[i].name == NULL) |
|
3311 |
continue; |
|
3312 |
||
3313 |
if (strcmp(cmdname, command_table[i].name) == 0) { |
|
3314 |
current_command = &command_table[i]; |
|
3315 |
ret = command_table[i].func(argc - 1, argv + 1); |
|
3316 |
break; |
|
3317 |
} |
|
3318 |
} |
|
3319 |
||
3320 |
if (i == NCOMMAND) { |
|
3321 |
(void) fprintf(stderr, gettext("unrecognized " |
|
3322 |
"command '%s'\n"), cmdname); |
|
2082 | 3323 |
usage(B_FALSE); |
789 | 3324 |
} |
3325 |
} |
|
3326 |
||
3327 |
(void) fclose(mnttab_file); |
|
3328 |
||
2082 | 3329 |
libzfs_fini(g_zfs); |
3330 |
||
789 | 3331 |
/* |
3332 |
* The 'ZFS_ABORT' environment variable causes us to dump core on exit |
|
3333 |
* for the purposes of running ::findleaks. |
|
3334 |
*/ |
|
3335 |
if (getenv("ZFS_ABORT") != NULL) { |
|
3336 |
(void) printf("dumping core by request\n"); |
|
3337 |
abort(); |
|
3338 |
} |
|
3339 |
||
3340 |
return (ret); |
|
3341 |
} |