1fa9e4066Sahrens /* 2fa9e4066Sahrens * CDDL HEADER START 3fa9e4066Sahrens * 4fa9e4066Sahrens * The contents of this file are subject to the terms of the 5ea8dc4b6Seschrock * Common Development and Distribution License (the "License"). 6ea8dc4b6Seschrock * You may not use this file except in compliance with the License. 7fa9e4066Sahrens * 8fa9e4066Sahrens * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9fa9e4066Sahrens * or http://www.opensolaris.org/os/licensing. 10fa9e4066Sahrens * See the License for the specific language governing permissions 11fa9e4066Sahrens * and limitations under the License. 12fa9e4066Sahrens * 13fa9e4066Sahrens * When distributing Covered Code, include this CDDL HEADER in each 14fa9e4066Sahrens * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15fa9e4066Sahrens * If applicable, add the following below this CDDL HEADER, with the 16fa9e4066Sahrens * fields enclosed by brackets "[]" replaced with your own identifying 17fa9e4066Sahrens * information: Portions Copyright [yyyy] [name of copyright owner] 18fa9e4066Sahrens * 19fa9e4066Sahrens * CDDL HEADER END 20fa9e4066Sahrens */ 21fa9e4066Sahrens /* 22b2634b9cSEric Taylor * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 23fa9e4066Sahrens * Use is subject to license terms. 24fa9e4066Sahrens */ 25fa9e4066Sahrens 26fa9e4066Sahrens /* 27fa9e4066Sahrens * Internal utility routines for the ZFS library. 28fa9e4066Sahrens */ 29fa9e4066Sahrens 30fa9e4066Sahrens #include <errno.h> 31fa9e4066Sahrens #include <fcntl.h> 32fa9e4066Sahrens #include <libintl.h> 33fa9e4066Sahrens #include <stdarg.h> 34fa9e4066Sahrens #include <stdio.h> 35fa9e4066Sahrens #include <stdlib.h> 36fa9e4066Sahrens #include <strings.h> 37fa9e4066Sahrens #include <unistd.h> 38990b4856Slling #include <ctype.h> 39990b4856Slling #include <math.h> 40fa9e4066Sahrens #include <sys/mnttab.h> 415aba80dbSck #include <sys/mntent.h> 425aba80dbSck #include <sys/types.h> 43fa9e4066Sahrens 44fa9e4066Sahrens #include <libzfs.h> 45fa9e4066Sahrens 46fa9e4066Sahrens #include "libzfs_impl.h" 4791ebeef5Sahrens #include "zfs_prop.h" 48fa9e4066Sahrens 4999653d4eSeschrock int 5099653d4eSeschrock libzfs_errno(libzfs_handle_t *hdl) 5199653d4eSeschrock { 5299653d4eSeschrock return (hdl->libzfs_error); 5399653d4eSeschrock } 54fa9e4066Sahrens 5599653d4eSeschrock const char * 5699653d4eSeschrock libzfs_error_action(libzfs_handle_t *hdl) 5799653d4eSeschrock { 5899653d4eSeschrock return (hdl->libzfs_action); 5999653d4eSeschrock } 60fa9e4066Sahrens 6199653d4eSeschrock const char * 6299653d4eSeschrock libzfs_error_description(libzfs_handle_t *hdl) 6399653d4eSeschrock { 6499653d4eSeschrock if (hdl->libzfs_desc[0] != '\0') 6599653d4eSeschrock return (hdl->libzfs_desc); 6699653d4eSeschrock 6799653d4eSeschrock switch (hdl->libzfs_error) { 6899653d4eSeschrock case EZFS_NOMEM: 6999653d4eSeschrock return (dgettext(TEXT_DOMAIN, "out of memory")); 7099653d4eSeschrock case EZFS_BADPROP: 7199653d4eSeschrock return (dgettext(TEXT_DOMAIN, "invalid property value")); 7299653d4eSeschrock case EZFS_PROPREADONLY: 7399653d4eSeschrock return (dgettext(TEXT_DOMAIN, "read only property")); 7499653d4eSeschrock case EZFS_PROPTYPE: 7599653d4eSeschrock return (dgettext(TEXT_DOMAIN, "property doesn't apply to " 7699653d4eSeschrock "datasets of this type")); 7799653d4eSeschrock case EZFS_PROPNONINHERIT: 7899653d4eSeschrock return (dgettext(TEXT_DOMAIN, "property cannot be inherited")); 7999653d4eSeschrock case EZFS_PROPSPACE: 8099653d4eSeschrock return (dgettext(TEXT_DOMAIN, "invalid quota or reservation")); 8199653d4eSeschrock case EZFS_BADTYPE: 8299653d4eSeschrock return (dgettext(TEXT_DOMAIN, "operation not applicable to " 8399653d4eSeschrock "datasets of this type")); 8499653d4eSeschrock case EZFS_BUSY: 8599653d4eSeschrock return (dgettext(TEXT_DOMAIN, "pool or dataset is busy")); 8699653d4eSeschrock case EZFS_EXISTS: 8799653d4eSeschrock return (dgettext(TEXT_DOMAIN, "pool or dataset exists")); 8899653d4eSeschrock case EZFS_NOENT: 8999653d4eSeschrock return (dgettext(TEXT_DOMAIN, "no such pool or dataset")); 9099653d4eSeschrock case EZFS_BADSTREAM: 9199653d4eSeschrock return (dgettext(TEXT_DOMAIN, "invalid backup stream")); 9299653d4eSeschrock case EZFS_DSREADONLY: 9399653d4eSeschrock return (dgettext(TEXT_DOMAIN, "dataset is read only")); 9499653d4eSeschrock case EZFS_VOLTOOBIG: 9599653d4eSeschrock return (dgettext(TEXT_DOMAIN, "volume size exceeds limit for " 9699653d4eSeschrock "this system")); 9799653d4eSeschrock case EZFS_INVALIDNAME: 9899653d4eSeschrock return (dgettext(TEXT_DOMAIN, "invalid name")); 9999653d4eSeschrock case EZFS_BADRESTORE: 10099653d4eSeschrock return (dgettext(TEXT_DOMAIN, "unable to restore to " 10199653d4eSeschrock "destination")); 10299653d4eSeschrock case EZFS_BADBACKUP: 10399653d4eSeschrock return (dgettext(TEXT_DOMAIN, "backup failed")); 10499653d4eSeschrock case EZFS_BADTARGET: 10599653d4eSeschrock return (dgettext(TEXT_DOMAIN, "invalid target vdev")); 10699653d4eSeschrock case EZFS_NODEVICE: 10799653d4eSeschrock return (dgettext(TEXT_DOMAIN, "no such device in pool")); 10899653d4eSeschrock case EZFS_BADDEV: 10999653d4eSeschrock return (dgettext(TEXT_DOMAIN, "invalid device")); 11099653d4eSeschrock case EZFS_NOREPLICAS: 11199653d4eSeschrock return (dgettext(TEXT_DOMAIN, "no valid replicas")); 11299653d4eSeschrock case EZFS_RESILVERING: 11399653d4eSeschrock return (dgettext(TEXT_DOMAIN, "currently resilvering")); 11499653d4eSeschrock case EZFS_BADVERSION: 11599653d4eSeschrock return (dgettext(TEXT_DOMAIN, "unsupported version")); 11699653d4eSeschrock case EZFS_POOLUNAVAIL: 11799653d4eSeschrock return (dgettext(TEXT_DOMAIN, "pool is unavailable")); 11899653d4eSeschrock case EZFS_DEVOVERFLOW: 11999653d4eSeschrock return (dgettext(TEXT_DOMAIN, "too many devices in one vdev")); 12099653d4eSeschrock case EZFS_BADPATH: 12199653d4eSeschrock return (dgettext(TEXT_DOMAIN, "must be an absolute path")); 12299653d4eSeschrock case EZFS_CROSSTARGET: 12399653d4eSeschrock return (dgettext(TEXT_DOMAIN, "operation crosses datasets or " 12499653d4eSeschrock "pools")); 12599653d4eSeschrock case EZFS_ZONED: 12699653d4eSeschrock return (dgettext(TEXT_DOMAIN, "dataset in use by local zone")); 12799653d4eSeschrock case EZFS_MOUNTFAILED: 12899653d4eSeschrock return (dgettext(TEXT_DOMAIN, "mount failed")); 12999653d4eSeschrock case EZFS_UMOUNTFAILED: 13099653d4eSeschrock return (dgettext(TEXT_DOMAIN, "umount failed")); 131f3861e1aSahl case EZFS_UNSHARENFSFAILED: 13299653d4eSeschrock return (dgettext(TEXT_DOMAIN, "unshare(1M) failed")); 133f3861e1aSahl case EZFS_SHARENFSFAILED: 13499653d4eSeschrock return (dgettext(TEXT_DOMAIN, "share(1M) failed")); 135da6c28aaSamw case EZFS_UNSHARESMBFAILED: 136da6c28aaSamw return (dgettext(TEXT_DOMAIN, "smb remove share failed")); 137da6c28aaSamw case EZFS_SHARESMBFAILED: 138da6c28aaSamw return (dgettext(TEXT_DOMAIN, "smb add share failed")); 139ecd6cf80Smarks case EZFS_ISCSISVCUNAVAIL: 140ecd6cf80Smarks return (dgettext(TEXT_DOMAIN, 141ecd6cf80Smarks "iscsitgt service need to be enabled by " 142ecd6cf80Smarks "a privileged user")); 14399653d4eSeschrock case EZFS_PERM: 14499653d4eSeschrock return (dgettext(TEXT_DOMAIN, "permission denied")); 14599653d4eSeschrock case EZFS_NOSPC: 14699653d4eSeschrock return (dgettext(TEXT_DOMAIN, "out of space")); 14799653d4eSeschrock case EZFS_IO: 14899653d4eSeschrock return (dgettext(TEXT_DOMAIN, "I/O error")); 14999653d4eSeschrock case EZFS_INTR: 15099653d4eSeschrock return (dgettext(TEXT_DOMAIN, "signal received")); 15199653d4eSeschrock case EZFS_ISSPARE: 15299653d4eSeschrock return (dgettext(TEXT_DOMAIN, "device is reserved as a hot " 15399653d4eSeschrock "spare")); 15499653d4eSeschrock case EZFS_INVALCONFIG: 15599653d4eSeschrock return (dgettext(TEXT_DOMAIN, "invalid vdev configuration")); 1563bb79becSeschrock case EZFS_RECURSIVE: 1573bb79becSeschrock return (dgettext(TEXT_DOMAIN, "recursive dataset dependency")); 15806eeb2adSek case EZFS_NOHISTORY: 15906eeb2adSek return (dgettext(TEXT_DOMAIN, "no history available")); 160f3861e1aSahl case EZFS_UNSHAREISCSIFAILED: 161f3861e1aSahl return (dgettext(TEXT_DOMAIN, 162f3861e1aSahl "iscsitgtd failed request to unshare")); 163f3861e1aSahl case EZFS_SHAREISCSIFAILED: 164f3861e1aSahl return (dgettext(TEXT_DOMAIN, 165f3861e1aSahl "iscsitgtd failed request to share")); 166b1b8ab34Slling case EZFS_POOLPROPS: 167b1b8ab34Slling return (dgettext(TEXT_DOMAIN, "failed to retrieve " 168b1b8ab34Slling "pool properties")); 169b1b8ab34Slling case EZFS_POOL_NOTSUP: 170b1b8ab34Slling return (dgettext(TEXT_DOMAIN, "operation not supported " 171b1b8ab34Slling "on this type of pool")); 172b1b8ab34Slling case EZFS_POOL_INVALARG: 173b1b8ab34Slling return (dgettext(TEXT_DOMAIN, "invalid argument for " 174b1b8ab34Slling "this pool operation")); 175b7661cccSmmusante case EZFS_NAMETOOLONG: 176b7661cccSmmusante return (dgettext(TEXT_DOMAIN, "dataset name is too long")); 1778488aeb5Staylor case EZFS_OPENFAILED: 1788488aeb5Staylor return (dgettext(TEXT_DOMAIN, "open failed")); 1798488aeb5Staylor case EZFS_NOCAP: 1808488aeb5Staylor return (dgettext(TEXT_DOMAIN, 1818488aeb5Staylor "disk capacity information could not be retrieved")); 1828488aeb5Staylor case EZFS_LABELFAILED: 1838488aeb5Staylor return (dgettext(TEXT_DOMAIN, "write of label failed")); 184ecd6cf80Smarks case EZFS_BADWHO: 185ecd6cf80Smarks return (dgettext(TEXT_DOMAIN, "invalid user/group")); 186ecd6cf80Smarks case EZFS_BADPERM: 187ecd6cf80Smarks return (dgettext(TEXT_DOMAIN, "invalid permission")); 188ecd6cf80Smarks case EZFS_BADPERMSET: 189ecd6cf80Smarks return (dgettext(TEXT_DOMAIN, "invalid permission set name")); 190ecd6cf80Smarks case EZFS_NODELEGATION: 191ecd6cf80Smarks return (dgettext(TEXT_DOMAIN, "delegated administration is " 192ecd6cf80Smarks "disabled on pool")); 193ecd6cf80Smarks case EZFS_PERMRDONLY: 194ecd6cf80Smarks return (dgettext(TEXT_DOMAIN, "snapshot permissions cannot be" 195ecd6cf80Smarks " modified")); 1962f8aaab3Seschrock case EZFS_BADCACHE: 1972f8aaab3Seschrock return (dgettext(TEXT_DOMAIN, "invalid or missing cache file")); 198fa94a07fSbrendan case EZFS_ISL2CACHE: 199fa94a07fSbrendan return (dgettext(TEXT_DOMAIN, "device is in use as a cache")); 200e7cbe64fSgw case EZFS_VDEVNOTSUP: 201e7cbe64fSgw return (dgettext(TEXT_DOMAIN, "vdev specification is not " 202e7cbe64fSgw "supported")); 20315e6edf1Sgw case EZFS_NOTSUP: 20415e6edf1Sgw return (dgettext(TEXT_DOMAIN, "operation not supported " 20515e6edf1Sgw "on this dataset")); 20689a89ebfSlling case EZFS_ACTIVE_SPARE: 20789a89ebfSlling return (dgettext(TEXT_DOMAIN, "pool has active shared spare " 20889a89ebfSlling "device")); 209e6ca193dSGeorge Wilson case EZFS_UNPLAYED_LOGS: 210e6ca193dSGeorge Wilson return (dgettext(TEXT_DOMAIN, "log device has unplayed intent " 211e6ca193dSGeorge Wilson "logs")); 212842727c2SChris Kirby case EZFS_REFTAG_RELE: 213842727c2SChris Kirby return (dgettext(TEXT_DOMAIN, "no such tag on this dataset")); 214842727c2SChris Kirby case EZFS_REFTAG_HOLD: 215842727c2SChris Kirby return (dgettext(TEXT_DOMAIN, "tag already exists on this " 216842727c2SChris Kirby "dataset")); 217ca45db41SChris Kirby case EZFS_TAGTOOLONG: 218ca45db41SChris Kirby return (dgettext(TEXT_DOMAIN, "tag too long")); 2199e69d7d0SLori Alt case EZFS_PIPEFAILED: 2209e69d7d0SLori Alt return (dgettext(TEXT_DOMAIN, "pipe create failed")); 2219e69d7d0SLori Alt case EZFS_THREADCREATEFAILED: 2229e69d7d0SLori Alt return (dgettext(TEXT_DOMAIN, "thread create failed")); 22399653d4eSeschrock case EZFS_UNKNOWN: 22499653d4eSeschrock return (dgettext(TEXT_DOMAIN, "unknown error")); 22599653d4eSeschrock default: 226c08432ebSeschrock assert(hdl->libzfs_error == 0); 227c08432ebSeschrock return (dgettext(TEXT_DOMAIN, "no error")); 22899653d4eSeschrock } 22999653d4eSeschrock } 23099653d4eSeschrock 23199653d4eSeschrock /*PRINTFLIKE2*/ 232fa9e4066Sahrens void 23399653d4eSeschrock zfs_error_aux(libzfs_handle_t *hdl, const char *fmt, ...) 234fa9e4066Sahrens { 235fa9e4066Sahrens va_list ap; 236fa9e4066Sahrens 237fa9e4066Sahrens va_start(ap, fmt); 238fa9e4066Sahrens 23999653d4eSeschrock (void) vsnprintf(hdl->libzfs_desc, sizeof (hdl->libzfs_desc), 24099653d4eSeschrock fmt, ap); 24199653d4eSeschrock hdl->libzfs_desc_active = 1; 24299653d4eSeschrock 24399653d4eSeschrock va_end(ap); 24499653d4eSeschrock } 24599653d4eSeschrock 24699653d4eSeschrock static void 24799653d4eSeschrock zfs_verror(libzfs_handle_t *hdl, int error, const char *fmt, va_list ap) 24899653d4eSeschrock { 24999653d4eSeschrock (void) vsnprintf(hdl->libzfs_action, sizeof (hdl->libzfs_action), 25099653d4eSeschrock fmt, ap); 25199653d4eSeschrock hdl->libzfs_error = error; 25299653d4eSeschrock 25399653d4eSeschrock if (hdl->libzfs_desc_active) 25499653d4eSeschrock hdl->libzfs_desc_active = 0; 25599653d4eSeschrock else 25699653d4eSeschrock hdl->libzfs_desc[0] = '\0'; 25799653d4eSeschrock 25899653d4eSeschrock if (hdl->libzfs_printerr) { 25999653d4eSeschrock if (error == EZFS_UNKNOWN) { 26099653d4eSeschrock (void) fprintf(stderr, dgettext(TEXT_DOMAIN, "internal " 26199653d4eSeschrock "error: %s\n"), libzfs_error_description(hdl)); 26299653d4eSeschrock abort(); 26399653d4eSeschrock } 26499653d4eSeschrock 26599653d4eSeschrock (void) fprintf(stderr, "%s: %s\n", hdl->libzfs_action, 266b1b8ab34Slling libzfs_error_description(hdl)); 26799653d4eSeschrock if (error == EZFS_NOMEM) 26899653d4eSeschrock exit(1); 269fa9e4066Sahrens } 27099653d4eSeschrock } 27199653d4eSeschrock 272ece3d9b3Slling int 273ece3d9b3Slling zfs_error(libzfs_handle_t *hdl, int error, const char *msg) 274ece3d9b3Slling { 275ece3d9b3Slling return (zfs_error_fmt(hdl, error, "%s", msg)); 276ece3d9b3Slling } 277ece3d9b3Slling 27899653d4eSeschrock /*PRINTFLIKE3*/ 27999653d4eSeschrock int 280ece3d9b3Slling zfs_error_fmt(libzfs_handle_t *hdl, int error, const char *fmt, ...) 28199653d4eSeschrock { 28299653d4eSeschrock va_list ap; 28399653d4eSeschrock 28499653d4eSeschrock va_start(ap, fmt); 28599653d4eSeschrock 28699653d4eSeschrock zfs_verror(hdl, error, fmt, ap); 287fa9e4066Sahrens 288fa9e4066Sahrens va_end(ap); 28999653d4eSeschrock 29099653d4eSeschrock return (-1); 291fa9e4066Sahrens } 292fa9e4066Sahrens 29399653d4eSeschrock static int 29499653d4eSeschrock zfs_common_error(libzfs_handle_t *hdl, int error, const char *fmt, 29599653d4eSeschrock va_list ap) 29699653d4eSeschrock { 29799653d4eSeschrock switch (error) { 29899653d4eSeschrock case EPERM: 29999653d4eSeschrock case EACCES: 30099653d4eSeschrock zfs_verror(hdl, EZFS_PERM, fmt, ap); 30199653d4eSeschrock return (-1); 30299653d4eSeschrock 303ecd6cf80Smarks case ECANCELED: 304ecd6cf80Smarks zfs_verror(hdl, EZFS_NODELEGATION, fmt, ap); 305ecd6cf80Smarks return (-1); 306ecd6cf80Smarks 30799653d4eSeschrock case EIO: 30899653d4eSeschrock zfs_verror(hdl, EZFS_IO, fmt, ap); 30999653d4eSeschrock return (-1); 31099653d4eSeschrock 31199653d4eSeschrock case EINTR: 31299653d4eSeschrock zfs_verror(hdl, EZFS_INTR, fmt, ap); 31399653d4eSeschrock return (-1); 31499653d4eSeschrock } 31599653d4eSeschrock 31699653d4eSeschrock return (0); 31799653d4eSeschrock } 31899653d4eSeschrock 319ece3d9b3Slling int 320ece3d9b3Slling zfs_standard_error(libzfs_handle_t *hdl, int error, const char *msg) 321ece3d9b3Slling { 322ece3d9b3Slling return (zfs_standard_error_fmt(hdl, error, "%s", msg)); 323ece3d9b3Slling } 324ece3d9b3Slling 32599653d4eSeschrock /*PRINTFLIKE3*/ 32699653d4eSeschrock int 327ece3d9b3Slling zfs_standard_error_fmt(libzfs_handle_t *hdl, int error, const char *fmt, ...) 328fa9e4066Sahrens { 329fa9e4066Sahrens va_list ap; 330fa9e4066Sahrens 331fa9e4066Sahrens va_start(ap, fmt); 332fa9e4066Sahrens 33399653d4eSeschrock if (zfs_common_error(hdl, error, fmt, ap) != 0) { 33499653d4eSeschrock va_end(ap); 33599653d4eSeschrock return (-1); 336fa9e4066Sahrens } 337fa9e4066Sahrens 33899653d4eSeschrock switch (error) { 33999653d4eSeschrock case ENXIO: 34097d9e3a6Sck case ENODEV: 34199653d4eSeschrock zfs_verror(hdl, EZFS_IO, fmt, ap); 34299653d4eSeschrock break; 34399653d4eSeschrock 34499653d4eSeschrock case ENOENT: 34599653d4eSeschrock zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 34699653d4eSeschrock "dataset does not exist")); 34799653d4eSeschrock zfs_verror(hdl, EZFS_NOENT, fmt, ap); 34899653d4eSeschrock break; 34999653d4eSeschrock 35099653d4eSeschrock case ENOSPC: 35199653d4eSeschrock case EDQUOT: 35299653d4eSeschrock zfs_verror(hdl, EZFS_NOSPC, fmt, ap); 35399653d4eSeschrock return (-1); 35499653d4eSeschrock 35599653d4eSeschrock case EEXIST: 35699653d4eSeschrock zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 35799653d4eSeschrock "dataset already exists")); 35899653d4eSeschrock zfs_verror(hdl, EZFS_EXISTS, fmt, ap); 35999653d4eSeschrock break; 36099653d4eSeschrock 36199653d4eSeschrock case EBUSY: 36299653d4eSeschrock zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 36399653d4eSeschrock "dataset is busy")); 36499653d4eSeschrock zfs_verror(hdl, EZFS_BUSY, fmt, ap); 36599653d4eSeschrock break; 366ecd6cf80Smarks case EROFS: 367ecd6cf80Smarks zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 368ecd6cf80Smarks "snapshot permissions cannot be modified")); 369ecd6cf80Smarks zfs_verror(hdl, EZFS_PERMRDONLY, fmt, ap); 370ecd6cf80Smarks break; 371b7661cccSmmusante case ENAMETOOLONG: 372b7661cccSmmusante zfs_verror(hdl, EZFS_NAMETOOLONG, fmt, ap); 373b7661cccSmmusante break; 37440ff3960Sck case ENOTSUP: 37540ff3960Sck zfs_verror(hdl, EZFS_BADVERSION, fmt, ap); 37640ff3960Sck break; 37754d692b7SGeorge Wilson case EAGAIN: 37854d692b7SGeorge Wilson zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 37954d692b7SGeorge Wilson "pool I/O is currently suspended")); 38054d692b7SGeorge Wilson zfs_verror(hdl, EZFS_POOLUNAVAIL, fmt, ap); 38154d692b7SGeorge Wilson break; 38299653d4eSeschrock default: 383*92241e0bSTom Erickson zfs_error_aux(hdl, strerror(error)); 38499653d4eSeschrock zfs_verror(hdl, EZFS_UNKNOWN, fmt, ap); 38599653d4eSeschrock break; 38699653d4eSeschrock } 38799653d4eSeschrock 38899653d4eSeschrock va_end(ap); 38999653d4eSeschrock return (-1); 390fa9e4066Sahrens } 391fa9e4066Sahrens 392ece3d9b3Slling int 393ece3d9b3Slling zpool_standard_error(libzfs_handle_t *hdl, int error, const char *msg) 394ece3d9b3Slling { 395ece3d9b3Slling return (zpool_standard_error_fmt(hdl, error, "%s", msg)); 396ece3d9b3Slling } 397ece3d9b3Slling 39899653d4eSeschrock /*PRINTFLIKE3*/ 39999653d4eSeschrock int 400ece3d9b3Slling zpool_standard_error_fmt(libzfs_handle_t *hdl, int error, const char *fmt, ...) 401fa9e4066Sahrens { 40299653d4eSeschrock va_list ap; 40399653d4eSeschrock 40499653d4eSeschrock va_start(ap, fmt); 40599653d4eSeschrock 40699653d4eSeschrock if (zfs_common_error(hdl, error, fmt, ap) != 0) { 40799653d4eSeschrock va_end(ap); 40899653d4eSeschrock return (-1); 40999653d4eSeschrock } 41099653d4eSeschrock 41199653d4eSeschrock switch (error) { 41299653d4eSeschrock case ENODEV: 41399653d4eSeschrock zfs_verror(hdl, EZFS_NODEVICE, fmt, ap); 41499653d4eSeschrock break; 41599653d4eSeschrock 41699653d4eSeschrock case ENOENT: 417b1b8ab34Slling zfs_error_aux(hdl, 418b1b8ab34Slling dgettext(TEXT_DOMAIN, "no such pool or dataset")); 41999653d4eSeschrock zfs_verror(hdl, EZFS_NOENT, fmt, ap); 42099653d4eSeschrock break; 42199653d4eSeschrock 42299653d4eSeschrock case EEXIST: 42399653d4eSeschrock zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 42499653d4eSeschrock "pool already exists")); 42599653d4eSeschrock zfs_verror(hdl, EZFS_EXISTS, fmt, ap); 42699653d4eSeschrock break; 42799653d4eSeschrock 42899653d4eSeschrock case EBUSY: 42999653d4eSeschrock zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, "pool is busy")); 43043afaaa8SEric Schrock zfs_verror(hdl, EZFS_BUSY, fmt, ap); 43199653d4eSeschrock break; 43299653d4eSeschrock 43399653d4eSeschrock case ENXIO: 43499653d4eSeschrock zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 43599653d4eSeschrock "one or more devices is currently unavailable")); 43699653d4eSeschrock zfs_verror(hdl, EZFS_BADDEV, fmt, ap); 43799653d4eSeschrock break; 43899653d4eSeschrock 43999653d4eSeschrock case ENAMETOOLONG: 44099653d4eSeschrock zfs_verror(hdl, EZFS_DEVOVERFLOW, fmt, ap); 44199653d4eSeschrock break; 44299653d4eSeschrock 443b1b8ab34Slling case ENOTSUP: 444b1b8ab34Slling zfs_verror(hdl, EZFS_POOL_NOTSUP, fmt, ap); 445b1b8ab34Slling break; 446b1b8ab34Slling 447b1b8ab34Slling case EINVAL: 448b1b8ab34Slling zfs_verror(hdl, EZFS_POOL_INVALARG, fmt, ap); 449b1b8ab34Slling break; 450b1b8ab34Slling 451ecd6cf80Smarks case ENOSPC: 452ecd6cf80Smarks case EDQUOT: 453ecd6cf80Smarks zfs_verror(hdl, EZFS_NOSPC, fmt, ap); 454ecd6cf80Smarks return (-1); 45554d692b7SGeorge Wilson case EAGAIN: 45654d692b7SGeorge Wilson zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 45754d692b7SGeorge Wilson "pool I/O is currently suspended")); 45854d692b7SGeorge Wilson zfs_verror(hdl, EZFS_POOLUNAVAIL, fmt, ap); 45954d692b7SGeorge Wilson break; 460ecd6cf80Smarks 46199653d4eSeschrock default: 46299653d4eSeschrock zfs_error_aux(hdl, strerror(error)); 46399653d4eSeschrock zfs_verror(hdl, EZFS_UNKNOWN, fmt, ap); 46499653d4eSeschrock } 46599653d4eSeschrock 46699653d4eSeschrock va_end(ap); 46799653d4eSeschrock return (-1); 468fa9e4066Sahrens } 469fa9e4066Sahrens 470fa9e4066Sahrens /* 471fa9e4066Sahrens * Display an out of memory error message and abort the current program. 472fa9e4066Sahrens */ 47399653d4eSeschrock int 47499653d4eSeschrock no_memory(libzfs_handle_t *hdl) 475fa9e4066Sahrens { 47699653d4eSeschrock return (zfs_error(hdl, EZFS_NOMEM, "internal error")); 477fa9e4066Sahrens } 478fa9e4066Sahrens 479fa9e4066Sahrens /* 480fa9e4066Sahrens * A safe form of malloc() which will die if the allocation fails. 481fa9e4066Sahrens */ 482fa9e4066Sahrens void * 48399653d4eSeschrock zfs_alloc(libzfs_handle_t *hdl, size_t size) 484fa9e4066Sahrens { 485fa9e4066Sahrens void *data; 486fa9e4066Sahrens 487fa9e4066Sahrens if ((data = calloc(1, size)) == NULL) 48899653d4eSeschrock (void) no_memory(hdl); 489fa9e4066Sahrens 490fa9e4066Sahrens return (data); 491fa9e4066Sahrens } 492fa9e4066Sahrens 493e9dbad6fSeschrock /* 494e9dbad6fSeschrock * A safe form of realloc(), which also zeroes newly allocated space. 495e9dbad6fSeschrock */ 496e9dbad6fSeschrock void * 497e9dbad6fSeschrock zfs_realloc(libzfs_handle_t *hdl, void *ptr, size_t oldsize, size_t newsize) 498e9dbad6fSeschrock { 499e9dbad6fSeschrock void *ret; 500e9dbad6fSeschrock 501e9dbad6fSeschrock if ((ret = realloc(ptr, newsize)) == NULL) { 502e9dbad6fSeschrock (void) no_memory(hdl); 503e9dbad6fSeschrock return (NULL); 504e9dbad6fSeschrock } 505e9dbad6fSeschrock 506e9dbad6fSeschrock bzero((char *)ret + oldsize, (newsize - oldsize)); 507e9dbad6fSeschrock return (ret); 508e9dbad6fSeschrock } 509e9dbad6fSeschrock 510fa9e4066Sahrens /* 511fa9e4066Sahrens * A safe form of strdup() which will die if the allocation fails. 512fa9e4066Sahrens */ 513fa9e4066Sahrens char * 51499653d4eSeschrock zfs_strdup(libzfs_handle_t *hdl, const char *str) 515fa9e4066Sahrens { 516fa9e4066Sahrens char *ret; 517fa9e4066Sahrens 518fa9e4066Sahrens if ((ret = strdup(str)) == NULL) 51999653d4eSeschrock (void) no_memory(hdl); 520fa9e4066Sahrens 521fa9e4066Sahrens return (ret); 522fa9e4066Sahrens } 523fa9e4066Sahrens 524fa9e4066Sahrens /* 525fa9e4066Sahrens * Convert a number to an appropriately human-readable output. 526fa9e4066Sahrens */ 527fa9e4066Sahrens void 528fa9e4066Sahrens zfs_nicenum(uint64_t num, char *buf, size_t buflen) 529fa9e4066Sahrens { 530fa9e4066Sahrens uint64_t n = num; 531fa9e4066Sahrens int index = 0; 532fa9e4066Sahrens char u; 533fa9e4066Sahrens 534fa9e4066Sahrens while (n >= 1024) { 5355c709891Seschrock n /= 1024; 536fa9e4066Sahrens index++; 537fa9e4066Sahrens } 538fa9e4066Sahrens 539fa9e4066Sahrens u = " KMGTPE"[index]; 540fa9e4066Sahrens 5415c709891Seschrock if (index == 0) { 542fa9e4066Sahrens (void) snprintf(buf, buflen, "%llu", n); 5435c709891Seschrock } else if ((num & ((1ULL << 10 * index) - 1)) == 0) { 5445c709891Seschrock /* 5455c709891Seschrock * If this is an even multiple of the base, always display 5465c709891Seschrock * without any decimal precision. 5475c709891Seschrock */ 548fa9e4066Sahrens (void) snprintf(buf, buflen, "%llu%c", n, u); 5495c709891Seschrock } else { 5505c709891Seschrock /* 5515c709891Seschrock * We want to choose a precision that reflects the best choice 5525c709891Seschrock * for fitting in 5 characters. This can get rather tricky when 5535c709891Seschrock * we have numbers that are very close to an order of magnitude. 5545c709891Seschrock * For example, when displaying 10239 (which is really 9.999K), 5555c709891Seschrock * we want only a single place of precision for 10.0K. We could 5565c709891Seschrock * develop some complex heuristics for this, but it's much 5575c709891Seschrock * easier just to try each combination in turn. 5585c709891Seschrock */ 5595c709891Seschrock int i; 5605c709891Seschrock for (i = 2; i >= 0; i--) { 5613d7072f8Seschrock if (snprintf(buf, buflen, "%.*f%c", i, 5623d7072f8Seschrock (double)num / (1ULL << 10 * index), u) <= 5) 5635c709891Seschrock break; 5645c709891Seschrock } 5655c709891Seschrock } 566fa9e4066Sahrens } 56799653d4eSeschrock 56899653d4eSeschrock void 56999653d4eSeschrock libzfs_print_on_error(libzfs_handle_t *hdl, boolean_t printerr) 57099653d4eSeschrock { 57199653d4eSeschrock hdl->libzfs_printerr = printerr; 57299653d4eSeschrock } 57399653d4eSeschrock 57499653d4eSeschrock libzfs_handle_t * 57599653d4eSeschrock libzfs_init(void) 57699653d4eSeschrock { 57799653d4eSeschrock libzfs_handle_t *hdl; 57899653d4eSeschrock 57999653d4eSeschrock if ((hdl = calloc(sizeof (libzfs_handle_t), 1)) == NULL) { 58099653d4eSeschrock return (NULL); 58199653d4eSeschrock } 58299653d4eSeschrock 583c08432ebSeschrock if ((hdl->libzfs_fd = open(ZFS_DEV, O_RDWR)) < 0) { 58499653d4eSeschrock free(hdl); 58599653d4eSeschrock return (NULL); 58699653d4eSeschrock } 58799653d4eSeschrock 58899653d4eSeschrock if ((hdl->libzfs_mnttab = fopen(MNTTAB, "r")) == NULL) { 58999653d4eSeschrock (void) close(hdl->libzfs_fd); 59099653d4eSeschrock free(hdl); 59199653d4eSeschrock return (NULL); 59299653d4eSeschrock } 59399653d4eSeschrock 59499653d4eSeschrock hdl->libzfs_sharetab = fopen("/etc/dfs/sharetab", "r"); 59599653d4eSeschrock 59691ebeef5Sahrens zfs_prop_init(); 597990b4856Slling zpool_prop_init(); 598b2634b9cSEric Taylor libzfs_mnttab_init(hdl); 59991ebeef5Sahrens 60099653d4eSeschrock return (hdl); 60199653d4eSeschrock } 60299653d4eSeschrock 60399653d4eSeschrock void 60499653d4eSeschrock libzfs_fini(libzfs_handle_t *hdl) 60599653d4eSeschrock { 60699653d4eSeschrock (void) close(hdl->libzfs_fd); 60799653d4eSeschrock if (hdl->libzfs_mnttab) 60899653d4eSeschrock (void) fclose(hdl->libzfs_mnttab); 60999653d4eSeschrock if (hdl->libzfs_sharetab) 61099653d4eSeschrock (void) fclose(hdl->libzfs_sharetab); 61167331909Sdougm zfs_uninit_libshare(hdl); 612ecd6cf80Smarks if (hdl->libzfs_log_str) 613ecd6cf80Smarks (void) free(hdl->libzfs_log_str); 61429ab75c9Srm zpool_free_handles(hdl); 615069f55e2SEric Schrock libzfs_fru_clear(hdl, B_TRUE); 61699653d4eSeschrock namespace_clear(hdl); 617b2634b9cSEric Taylor libzfs_mnttab_fini(hdl); 61899653d4eSeschrock free(hdl); 61999653d4eSeschrock } 62099653d4eSeschrock 62199653d4eSeschrock libzfs_handle_t * 62299653d4eSeschrock zpool_get_handle(zpool_handle_t *zhp) 62399653d4eSeschrock { 62499653d4eSeschrock return (zhp->zpool_hdl); 62599653d4eSeschrock } 62699653d4eSeschrock 62799653d4eSeschrock libzfs_handle_t * 62899653d4eSeschrock zfs_get_handle(zfs_handle_t *zhp) 62999653d4eSeschrock { 63099653d4eSeschrock return (zhp->zfs_hdl); 63199653d4eSeschrock } 632e9dbad6fSeschrock 633d5b5bb25SRich Morris zpool_handle_t * 634d5b5bb25SRich Morris zfs_get_pool_handle(const zfs_handle_t *zhp) 635d5b5bb25SRich Morris { 636d5b5bb25SRich Morris return (zhp->zpool_hdl); 637d5b5bb25SRich Morris } 638d5b5bb25SRich Morris 6395aba80dbSck /* 6405aba80dbSck * Given a name, determine whether or not it's a valid path 6415aba80dbSck * (starts with '/' or "./"). If so, walk the mnttab trying 6425aba80dbSck * to match the device number. If not, treat the path as an 6435aba80dbSck * fs/vol/snap name. 6445aba80dbSck */ 6455aba80dbSck zfs_handle_t * 6465aba80dbSck zfs_path_to_zhandle(libzfs_handle_t *hdl, char *path, zfs_type_t argtype) 6475aba80dbSck { 6485aba80dbSck struct stat64 statbuf; 6495aba80dbSck struct extmnttab entry; 6505aba80dbSck int ret; 6515aba80dbSck 6525aba80dbSck if (path[0] != '/' && strncmp(path, "./", strlen("./")) != 0) { 6535aba80dbSck /* 6545aba80dbSck * It's not a valid path, assume it's a name of type 'argtype'. 6555aba80dbSck */ 6565aba80dbSck return (zfs_open(hdl, path, argtype)); 6575aba80dbSck } 6585aba80dbSck 6595aba80dbSck if (stat64(path, &statbuf) != 0) { 6605aba80dbSck (void) fprintf(stderr, "%s: %s\n", path, strerror(errno)); 6615aba80dbSck return (NULL); 6625aba80dbSck } 6635aba80dbSck 6645aba80dbSck rewind(hdl->libzfs_mnttab); 6655aba80dbSck while ((ret = getextmntent(hdl->libzfs_mnttab, &entry, 0)) == 0) { 6665aba80dbSck if (makedevice(entry.mnt_major, entry.mnt_minor) == 6675aba80dbSck statbuf.st_dev) { 6685aba80dbSck break; 6695aba80dbSck } 6705aba80dbSck } 6715aba80dbSck if (ret != 0) { 6725aba80dbSck return (NULL); 6735aba80dbSck } 6745aba80dbSck 6755aba80dbSck if (strcmp(entry.mnt_fstype, MNTTYPE_ZFS) != 0) { 6765aba80dbSck (void) fprintf(stderr, gettext("'%s': not a ZFS filesystem\n"), 6775aba80dbSck path); 6785aba80dbSck return (NULL); 6795aba80dbSck } 6805aba80dbSck 6815aba80dbSck return (zfs_open(hdl, entry.mnt_special, ZFS_TYPE_FILESYSTEM)); 6825aba80dbSck } 6835aba80dbSck 684e9dbad6fSeschrock /* 685e9dbad6fSeschrock * Initialize the zc_nvlist_dst member to prepare for receiving an nvlist from 686e9dbad6fSeschrock * an ioctl(). 687e9dbad6fSeschrock */ 688e9dbad6fSeschrock int 689e9dbad6fSeschrock zcmd_alloc_dst_nvlist(libzfs_handle_t *hdl, zfs_cmd_t *zc, size_t len) 690e9dbad6fSeschrock { 691e9dbad6fSeschrock if (len == 0) 6929966ca11SMatthew Ahrens len = 4*1024; 693e9dbad6fSeschrock zc->zc_nvlist_dst_size = len; 694e9dbad6fSeschrock if ((zc->zc_nvlist_dst = (uint64_t)(uintptr_t) 695e9dbad6fSeschrock zfs_alloc(hdl, zc->zc_nvlist_dst_size)) == NULL) 696e9dbad6fSeschrock return (-1); 697e9dbad6fSeschrock 698e9dbad6fSeschrock return (0); 699e9dbad6fSeschrock } 700e9dbad6fSeschrock 701e9dbad6fSeschrock /* 702e9dbad6fSeschrock * Called when an ioctl() which returns an nvlist fails with ENOMEM. This will 703e9dbad6fSeschrock * expand the nvlist to the size specified in 'zc_nvlist_dst_size', which was 704e9dbad6fSeschrock * filled in by the kernel to indicate the actual required size. 705e9dbad6fSeschrock */ 706e9dbad6fSeschrock int 707e9dbad6fSeschrock zcmd_expand_dst_nvlist(libzfs_handle_t *hdl, zfs_cmd_t *zc) 708e9dbad6fSeschrock { 709e9dbad6fSeschrock free((void *)(uintptr_t)zc->zc_nvlist_dst); 710e9dbad6fSeschrock if ((zc->zc_nvlist_dst = (uint64_t)(uintptr_t) 711e9dbad6fSeschrock zfs_alloc(hdl, zc->zc_nvlist_dst_size)) 712e9dbad6fSeschrock == NULL) 713e9dbad6fSeschrock return (-1); 714e9dbad6fSeschrock 715e9dbad6fSeschrock return (0); 716e9dbad6fSeschrock } 717e9dbad6fSeschrock 718e9dbad6fSeschrock /* 719a2eea2e1Sahrens * Called to free the src and dst nvlists stored in the command structure. 720e9dbad6fSeschrock */ 721e9dbad6fSeschrock void 722e9dbad6fSeschrock zcmd_free_nvlists(zfs_cmd_t *zc) 723e9dbad6fSeschrock { 724990b4856Slling free((void *)(uintptr_t)zc->zc_nvlist_conf); 725e9dbad6fSeschrock free((void *)(uintptr_t)zc->zc_nvlist_src); 726e9dbad6fSeschrock free((void *)(uintptr_t)zc->zc_nvlist_dst); 727e9dbad6fSeschrock } 728e9dbad6fSeschrock 729990b4856Slling static int 730990b4856Slling zcmd_write_nvlist_com(libzfs_handle_t *hdl, uint64_t *outnv, uint64_t *outlen, 731990b4856Slling nvlist_t *nvl) 732e9dbad6fSeschrock { 733e9dbad6fSeschrock char *packed; 734e9dbad6fSeschrock size_t len; 735e9dbad6fSeschrock 736e9dbad6fSeschrock verify(nvlist_size(nvl, &len, NV_ENCODE_NATIVE) == 0); 737e9dbad6fSeschrock 738e9dbad6fSeschrock if ((packed = zfs_alloc(hdl, len)) == NULL) 739e9dbad6fSeschrock return (-1); 740e9dbad6fSeschrock 741e9dbad6fSeschrock verify(nvlist_pack(nvl, &packed, &len, NV_ENCODE_NATIVE, 0) == 0); 742e9dbad6fSeschrock 743990b4856Slling *outnv = (uint64_t)(uintptr_t)packed; 744990b4856Slling *outlen = len; 745e9dbad6fSeschrock 746e9dbad6fSeschrock return (0); 747e9dbad6fSeschrock } 748e9dbad6fSeschrock 749990b4856Slling int 750990b4856Slling zcmd_write_conf_nvlist(libzfs_handle_t *hdl, zfs_cmd_t *zc, nvlist_t *nvl) 751990b4856Slling { 752990b4856Slling return (zcmd_write_nvlist_com(hdl, &zc->zc_nvlist_conf, 753990b4856Slling &zc->zc_nvlist_conf_size, nvl)); 754990b4856Slling } 755990b4856Slling 756990b4856Slling int 757990b4856Slling zcmd_write_src_nvlist(libzfs_handle_t *hdl, zfs_cmd_t *zc, nvlist_t *nvl) 758990b4856Slling { 759990b4856Slling return (zcmd_write_nvlist_com(hdl, &zc->zc_nvlist_src, 760990b4856Slling &zc->zc_nvlist_src_size, nvl)); 761990b4856Slling } 762990b4856Slling 763e9dbad6fSeschrock /* 764e9dbad6fSeschrock * Unpacks an nvlist from the ZFS ioctl command structure. 765e9dbad6fSeschrock */ 766e9dbad6fSeschrock int 767e9dbad6fSeschrock zcmd_read_dst_nvlist(libzfs_handle_t *hdl, zfs_cmd_t *zc, nvlist_t **nvlp) 768e9dbad6fSeschrock { 769e9dbad6fSeschrock if (nvlist_unpack((void *)(uintptr_t)zc->zc_nvlist_dst, 770e9dbad6fSeschrock zc->zc_nvlist_dst_size, nvlp, 0) != 0) 771e9dbad6fSeschrock return (no_memory(hdl)); 772e9dbad6fSeschrock 773e9dbad6fSeschrock return (0); 774e9dbad6fSeschrock } 775b1b8ab34Slling 776990b4856Slling int 777990b4856Slling zfs_ioctl(libzfs_handle_t *hdl, int request, zfs_cmd_t *zc) 778990b4856Slling { 779990b4856Slling int error; 780990b4856Slling 781990b4856Slling zc->zc_history = (uint64_t)(uintptr_t)hdl->libzfs_log_str; 782990b4856Slling error = ioctl(hdl->libzfs_fd, request, zc); 783990b4856Slling if (hdl->libzfs_log_str) { 784990b4856Slling free(hdl->libzfs_log_str); 785990b4856Slling hdl->libzfs_log_str = NULL; 786990b4856Slling } 787990b4856Slling zc->zc_history = 0; 788990b4856Slling 789990b4856Slling return (error); 790990b4856Slling } 791990b4856Slling 792990b4856Slling /* 793990b4856Slling * ================================================================ 794990b4856Slling * API shared by zfs and zpool property management 795990b4856Slling * ================================================================ 796990b4856Slling */ 797990b4856Slling 798b1b8ab34Slling static void 799990b4856Slling zprop_print_headers(zprop_get_cbdata_t *cbp, zfs_type_t type) 800b1b8ab34Slling { 801990b4856Slling zprop_list_t *pl = cbp->cb_proplist; 802b1b8ab34Slling int i; 803b1b8ab34Slling char *title; 804b1b8ab34Slling size_t len; 805b1b8ab34Slling 806b1b8ab34Slling cbp->cb_first = B_FALSE; 807b1b8ab34Slling if (cbp->cb_scripted) 808b1b8ab34Slling return; 809b1b8ab34Slling 810b1b8ab34Slling /* 811b1b8ab34Slling * Start with the length of the column headers. 812b1b8ab34Slling */ 813b1b8ab34Slling cbp->cb_colwidths[GET_COL_NAME] = strlen(dgettext(TEXT_DOMAIN, "NAME")); 814b1b8ab34Slling cbp->cb_colwidths[GET_COL_PROPERTY] = strlen(dgettext(TEXT_DOMAIN, 815b1b8ab34Slling "PROPERTY")); 816b1b8ab34Slling cbp->cb_colwidths[GET_COL_VALUE] = strlen(dgettext(TEXT_DOMAIN, 817b1b8ab34Slling "VALUE")); 818*92241e0bSTom Erickson cbp->cb_colwidths[GET_COL_RECVD] = strlen(dgettext(TEXT_DOMAIN, 819*92241e0bSTom Erickson "RECEIVED")); 820b1b8ab34Slling cbp->cb_colwidths[GET_COL_SOURCE] = strlen(dgettext(TEXT_DOMAIN, 821b1b8ab34Slling "SOURCE")); 822b1b8ab34Slling 823deb8317bSMark J Musante /* first property is always NAME */ 824deb8317bSMark J Musante assert(cbp->cb_proplist->pl_prop == 825deb8317bSMark J Musante ((type == ZFS_TYPE_POOL) ? ZPOOL_PROP_NAME : ZFS_PROP_NAME)); 826deb8317bSMark J Musante 827b1b8ab34Slling /* 828b1b8ab34Slling * Go through and calculate the widths for each column. For the 829b1b8ab34Slling * 'source' column, we kludge it up by taking the worst-case scenario of 830b1b8ab34Slling * inheriting from the longest name. This is acceptable because in the 831b1b8ab34Slling * majority of cases 'SOURCE' is the last column displayed, and we don't 832b1b8ab34Slling * use the width anyway. Note that the 'VALUE' column can be oversized, 833*92241e0bSTom Erickson * if the name of the property is much longer than any values we find. 834b1b8ab34Slling */ 835b1b8ab34Slling for (pl = cbp->cb_proplist; pl != NULL; pl = pl->pl_next) { 836b1b8ab34Slling /* 837b1b8ab34Slling * 'PROPERTY' column 838b1b8ab34Slling */ 839990b4856Slling if (pl->pl_prop != ZPROP_INVAL) { 840990b4856Slling const char *propname = (type == ZFS_TYPE_POOL) ? 841990b4856Slling zpool_prop_to_name(pl->pl_prop) : 842990b4856Slling zfs_prop_to_name(pl->pl_prop); 843990b4856Slling 844990b4856Slling len = strlen(propname); 845b1b8ab34Slling if (len > cbp->cb_colwidths[GET_COL_PROPERTY]) 846b1b8ab34Slling cbp->cb_colwidths[GET_COL_PROPERTY] = len; 847b1b8ab34Slling } else { 848b1b8ab34Slling len = strlen(pl->pl_user_prop); 849b1b8ab34Slling if (len > cbp->cb_colwidths[GET_COL_PROPERTY]) 850b1b8ab34Slling cbp->cb_colwidths[GET_COL_PROPERTY] = len; 851b1b8ab34Slling } 852b1b8ab34Slling 853b1b8ab34Slling /* 854deb8317bSMark J Musante * 'VALUE' column. The first property is always the 'name' 855deb8317bSMark J Musante * property that was tacked on either by /sbin/zfs's 856deb8317bSMark J Musante * zfs_do_get() or when calling zprop_expand_list(), so we 857deb8317bSMark J Musante * ignore its width. If the user specified the name property 858deb8317bSMark J Musante * to display, then it will be later in the list in any case. 859b1b8ab34Slling */ 860deb8317bSMark J Musante if (pl != cbp->cb_proplist && 861b1b8ab34Slling pl->pl_width > cbp->cb_colwidths[GET_COL_VALUE]) 862b1b8ab34Slling cbp->cb_colwidths[GET_COL_VALUE] = pl->pl_width; 863b1b8ab34Slling 864*92241e0bSTom Erickson /* 'RECEIVED' column. */ 865*92241e0bSTom Erickson if (pl != cbp->cb_proplist && 866*92241e0bSTom Erickson pl->pl_recvd_width > cbp->cb_colwidths[GET_COL_RECVD]) 867*92241e0bSTom Erickson cbp->cb_colwidths[GET_COL_RECVD] = pl->pl_recvd_width; 868*92241e0bSTom Erickson 869b1b8ab34Slling /* 870b1b8ab34Slling * 'NAME' and 'SOURCE' columns 871b1b8ab34Slling */ 872990b4856Slling if (pl->pl_prop == (type == ZFS_TYPE_POOL ? ZPOOL_PROP_NAME : 873990b4856Slling ZFS_PROP_NAME) && 874b1b8ab34Slling pl->pl_width > cbp->cb_colwidths[GET_COL_NAME]) { 875b1b8ab34Slling cbp->cb_colwidths[GET_COL_NAME] = pl->pl_width; 876b1b8ab34Slling cbp->cb_colwidths[GET_COL_SOURCE] = pl->pl_width + 877b1b8ab34Slling strlen(dgettext(TEXT_DOMAIN, "inherited from")); 878b1b8ab34Slling } 879b1b8ab34Slling } 880b1b8ab34Slling 881b1b8ab34Slling /* 882b1b8ab34Slling * Now go through and print the headers. 883b1b8ab34Slling */ 884*92241e0bSTom Erickson for (i = 0; i < ZFS_GET_NCOLS; i++) { 885b1b8ab34Slling switch (cbp->cb_columns[i]) { 886b1b8ab34Slling case GET_COL_NAME: 887b1b8ab34Slling title = dgettext(TEXT_DOMAIN, "NAME"); 888b1b8ab34Slling break; 889b1b8ab34Slling case GET_COL_PROPERTY: 890b1b8ab34Slling title = dgettext(TEXT_DOMAIN, "PROPERTY"); 891b1b8ab34Slling break; 892b1b8ab34Slling case GET_COL_VALUE: 893b1b8ab34Slling title = dgettext(TEXT_DOMAIN, "VALUE"); 894b1b8ab34Slling break; 895*92241e0bSTom Erickson case GET_COL_RECVD: 896*92241e0bSTom Erickson title = dgettext(TEXT_DOMAIN, "RECEIVED"); 897*92241e0bSTom Erickson break; 898b1b8ab34Slling case GET_COL_SOURCE: 899b1b8ab34Slling title = dgettext(TEXT_DOMAIN, "SOURCE"); 900b1b8ab34Slling break; 901b1b8ab34Slling default: 902b1b8ab34Slling title = NULL; 903b1b8ab34Slling } 904b1b8ab34Slling 905b1b8ab34Slling if (title != NULL) { 906*92241e0bSTom Erickson if (i == (ZFS_GET_NCOLS - 1) || 907*92241e0bSTom Erickson cbp->cb_columns[i + 1] == GET_COL_NONE) 908b1b8ab34Slling (void) printf("%s", title); 909b1b8ab34Slling else 910b1b8ab34Slling (void) printf("%-*s ", 911b1b8ab34Slling cbp->cb_colwidths[cbp->cb_columns[i]], 912b1b8ab34Slling title); 913b1b8ab34Slling } 914b1b8ab34Slling } 915b1b8ab34Slling (void) printf("\n"); 916b1b8ab34Slling } 917b1b8ab34Slling 918b1b8ab34Slling /* 919b1b8ab34Slling * Display a single line of output, according to the settings in the callback 920b1b8ab34Slling * structure. 921b1b8ab34Slling */ 922b1b8ab34Slling void 923990b4856Slling zprop_print_one_property(const char *name, zprop_get_cbdata_t *cbp, 924990b4856Slling const char *propname, const char *value, zprop_source_t sourcetype, 925*92241e0bSTom Erickson const char *source, const char *recvd_value) 926b1b8ab34Slling { 927b1b8ab34Slling int i; 928b1b8ab34Slling const char *str; 929b1b8ab34Slling char buf[128]; 930b1b8ab34Slling 931b1b8ab34Slling /* 932b1b8ab34Slling * Ignore those source types that the user has chosen to ignore. 933b1b8ab34Slling */ 934b1b8ab34Slling if ((sourcetype & cbp->cb_sources) == 0) 935b1b8ab34Slling return; 936b1b8ab34Slling 937b1b8ab34Slling if (cbp->cb_first) 938990b4856Slling zprop_print_headers(cbp, cbp->cb_type); 939b1b8ab34Slling 940*92241e0bSTom Erickson for (i = 0; i < ZFS_GET_NCOLS; i++) { 941b1b8ab34Slling switch (cbp->cb_columns[i]) { 942b1b8ab34Slling case GET_COL_NAME: 943b1b8ab34Slling str = name; 944b1b8ab34Slling break; 945b1b8ab34Slling 946b1b8ab34Slling case GET_COL_PROPERTY: 947b1b8ab34Slling str = propname; 948b1b8ab34Slling break; 949b1b8ab34Slling 950b1b8ab34Slling case GET_COL_VALUE: 951b1b8ab34Slling str = value; 952b1b8ab34Slling break; 953b1b8ab34Slling 954b1b8ab34Slling case GET_COL_SOURCE: 955b1b8ab34Slling switch (sourcetype) { 956990b4856Slling case ZPROP_SRC_NONE: 957b1b8ab34Slling str = "-"; 958b1b8ab34Slling break; 959b1b8ab34Slling 960990b4856Slling case ZPROP_SRC_DEFAULT: 961b1b8ab34Slling str = "default"; 962b1b8ab34Slling break; 963b1b8ab34Slling 964990b4856Slling case ZPROP_SRC_LOCAL: 965b1b8ab34Slling str = "local"; 966b1b8ab34Slling break; 967b1b8ab34Slling 968990b4856Slling case ZPROP_SRC_TEMPORARY: 969b1b8ab34Slling str = "temporary"; 970b1b8ab34Slling break; 971b1b8ab34Slling 972990b4856Slling case ZPROP_SRC_INHERITED: 973b1b8ab34Slling (void) snprintf(buf, sizeof (buf), 974b1b8ab34Slling "inherited from %s", source); 975b1b8ab34Slling str = buf; 976b1b8ab34Slling break; 977*92241e0bSTom Erickson case ZPROP_SRC_RECEIVED: 978*92241e0bSTom Erickson str = "received"; 979*92241e0bSTom Erickson break; 980b1b8ab34Slling } 981b1b8ab34Slling break; 982b1b8ab34Slling 983*92241e0bSTom Erickson case GET_COL_RECVD: 984*92241e0bSTom Erickson str = (recvd_value == NULL ? "-" : recvd_value); 985*92241e0bSTom Erickson break; 986*92241e0bSTom Erickson 987b1b8ab34Slling default: 988b1b8ab34Slling continue; 989b1b8ab34Slling } 990b1b8ab34Slling 991*92241e0bSTom Erickson if (cbp->cb_columns[i + 1] == GET_COL_NONE) 992b1b8ab34Slling (void) printf("%s", str); 993b1b8ab34Slling else if (cbp->cb_scripted) 994b1b8ab34Slling (void) printf("%s\t", str); 995b1b8ab34Slling else 996b1b8ab34Slling (void) printf("%-*s ", 997b1b8ab34Slling cbp->cb_colwidths[cbp->cb_columns[i]], 998b1b8ab34Slling str); 999b1b8ab34Slling } 1000b1b8ab34Slling 1001b1b8ab34Slling (void) printf("\n"); 1002b1b8ab34Slling } 1003ecd6cf80Smarks 1004990b4856Slling /* 1005990b4856Slling * Given a numeric suffix, convert the value into a number of bits that the 1006990b4856Slling * resulting value must be shifted. 1007990b4856Slling */ 1008990b4856Slling static int 1009990b4856Slling str2shift(libzfs_handle_t *hdl, const char *buf) 1010990b4856Slling { 1011990b4856Slling const char *ends = "BKMGTPEZ"; 1012990b4856Slling int i; 1013990b4856Slling 1014990b4856Slling if (buf[0] == '\0') 1015990b4856Slling return (0); 1016990b4856Slling for (i = 0; i < strlen(ends); i++) { 1017990b4856Slling if (toupper(buf[0]) == ends[i]) 1018990b4856Slling break; 1019990b4856Slling } 1020990b4856Slling if (i == strlen(ends)) { 1021990b4856Slling zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 1022990b4856Slling "invalid numeric suffix '%s'"), buf); 1023990b4856Slling return (-1); 1024990b4856Slling } 1025990b4856Slling 1026990b4856Slling /* 1027990b4856Slling * We want to allow trailing 'b' characters for 'GB' or 'Mb'. But don't 1028990b4856Slling * allow 'BB' - that's just weird. 1029990b4856Slling */ 1030990b4856Slling if (buf[1] == '\0' || (toupper(buf[1]) == 'B' && buf[2] == '\0' && 1031990b4856Slling toupper(buf[0]) != 'B')) 1032990b4856Slling return (10*i); 1033990b4856Slling 1034990b4856Slling zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 1035990b4856Slling "invalid numeric suffix '%s'"), buf); 1036990b4856Slling return (-1); 1037990b4856Slling } 1038990b4856Slling 1039990b4856Slling /* 1040990b4856Slling * Convert a string of the form '100G' into a real number. Used when setting 1041990b4856Slling * properties or creating a volume. 'buf' is used to place an extended error 1042990b4856Slling * message for the caller to use. 1043990b4856Slling */ 1044ecd6cf80Smarks int 1045990b4856Slling zfs_nicestrtonum(libzfs_handle_t *hdl, const char *value, uint64_t *num) 1046ecd6cf80Smarks { 1047990b4856Slling char *end; 1048990b4856Slling int shift; 1049ecd6cf80Smarks 1050990b4856Slling *num = 0; 1051990b4856Slling 1052990b4856Slling /* Check to see if this looks like a number. */ 1053990b4856Slling if ((value[0] < '0' || value[0] > '9') && value[0] != '.') { 1054990b4856Slling if (hdl) 1055990b4856Slling zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 1056990b4856Slling "bad numeric value '%s'"), value); 1057990b4856Slling return (-1); 1058ecd6cf80Smarks } 1059ecd6cf80Smarks 1060069f55e2SEric Schrock /* Rely on strtoull() to process the numeric portion. */ 1061990b4856Slling errno = 0; 1062f67f35c3SEric Schrock *num = strtoull(value, &end, 10); 1063990b4856Slling 1064990b4856Slling /* 1065990b4856Slling * Check for ERANGE, which indicates that the value is too large to fit 1066990b4856Slling * in a 64-bit value. 1067990b4856Slling */ 1068990b4856Slling if (errno == ERANGE) { 1069990b4856Slling if (hdl) 1070990b4856Slling zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 1071990b4856Slling "numeric value is too large")); 1072990b4856Slling return (-1); 1073990b4856Slling } 1074990b4856Slling 1075990b4856Slling /* 1076990b4856Slling * If we have a decimal value, then do the computation with floating 1077990b4856Slling * point arithmetic. Otherwise, use standard arithmetic. 1078990b4856Slling */ 1079990b4856Slling if (*end == '.') { 1080990b4856Slling double fval = strtod(value, &end); 1081990b4856Slling 1082990b4856Slling if ((shift = str2shift(hdl, end)) == -1) 1083990b4856Slling return (-1); 1084990b4856Slling 1085990b4856Slling fval *= pow(2, shift); 1086990b4856Slling 1087990b4856Slling if (fval > UINT64_MAX) { 1088990b4856Slling if (hdl) 1089990b4856Slling zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 1090990b4856Slling "numeric value is too large")); 1091990b4856Slling return (-1); 1092990b4856Slling } 1093990b4856Slling 1094990b4856Slling *num = (uint64_t)fval; 1095990b4856Slling } else { 1096990b4856Slling if ((shift = str2shift(hdl, end)) == -1) 1097990b4856Slling return (-1); 1098990b4856Slling 1099990b4856Slling /* Check for overflow */ 1100990b4856Slling if (shift >= 64 || (*num << shift) >> shift != *num) { 1101990b4856Slling if (hdl) 1102990b4856Slling zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 1103990b4856Slling "numeric value is too large")); 1104990b4856Slling return (-1); 1105990b4856Slling } 1106990b4856Slling 1107990b4856Slling *num <<= shift; 1108990b4856Slling } 1109990b4856Slling 1110990b4856Slling return (0); 1111990b4856Slling } 1112990b4856Slling 1113990b4856Slling /* 1114990b4856Slling * Given a propname=value nvpair to set, parse any numeric properties 1115990b4856Slling * (index, boolean, etc) if they are specified as strings and add the 1116990b4856Slling * resulting nvpair to the returned nvlist. 1117990b4856Slling * 1118990b4856Slling * At the DSL layer, all properties are either 64-bit numbers or strings. 1119990b4856Slling * We want the user to be able to ignore this fact and specify properties 1120990b4856Slling * as native values (numbers, for example) or as strings (to simplify 1121990b4856Slling * command line utilities). This also handles converting index types 1122990b4856Slling * (compression, checksum, etc) from strings to their on-disk index. 1123990b4856Slling */ 1124990b4856Slling int 1125990b4856Slling zprop_parse_value(libzfs_handle_t *hdl, nvpair_t *elem, int prop, 1126990b4856Slling zfs_type_t type, nvlist_t *ret, char **svalp, uint64_t *ivalp, 1127990b4856Slling const char *errbuf) 1128990b4856Slling { 1129990b4856Slling data_type_t datatype = nvpair_type(elem); 1130990b4856Slling zprop_type_t proptype; 1131990b4856Slling const char *propname; 1132990b4856Slling char *value; 1133990b4856Slling boolean_t isnone = B_FALSE; 1134990b4856Slling 1135990b4856Slling if (type == ZFS_TYPE_POOL) { 1136990b4856Slling proptype = zpool_prop_get_type(prop); 1137990b4856Slling propname = zpool_prop_to_name(prop); 1138990b4856Slling } else { 1139990b4856Slling proptype = zfs_prop_get_type(prop); 1140990b4856Slling propname = zfs_prop_to_name(prop); 1141990b4856Slling } 1142990b4856Slling 1143990b4856Slling /* 1144990b4856Slling * Convert any properties to the internal DSL value types. 1145990b4856Slling */ 1146990b4856Slling *svalp = NULL; 1147990b4856Slling *ivalp = 0; 1148990b4856Slling 1149990b4856Slling switch (proptype) { 1150990b4856Slling case PROP_TYPE_STRING: 1151990b4856Slling if (datatype != DATA_TYPE_STRING) { 1152990b4856Slling zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 1153990b4856Slling "'%s' must be a string"), nvpair_name(elem)); 1154990b4856Slling goto error; 1155990b4856Slling } 1156990b4856Slling (void) nvpair_value_string(elem, svalp); 1157990b4856Slling if (strlen(*svalp) >= ZFS_MAXPROPLEN) { 1158990b4856Slling zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 1159990b4856Slling "'%s' is too long"), nvpair_name(elem)); 1160990b4856Slling goto error; 1161990b4856Slling } 1162990b4856Slling break; 1163990b4856Slling 1164990b4856Slling case PROP_TYPE_NUMBER: 1165990b4856Slling if (datatype == DATA_TYPE_STRING) { 1166990b4856Slling (void) nvpair_value_string(elem, &value); 1167990b4856Slling if (strcmp(value, "none") == 0) { 1168990b4856Slling isnone = B_TRUE; 1169990b4856Slling } else if (zfs_nicestrtonum(hdl, value, ivalp) 1170990b4856Slling != 0) { 1171990b4856Slling goto error; 1172990b4856Slling } 1173990b4856Slling } else if (datatype == DATA_TYPE_UINT64) { 1174990b4856Slling (void) nvpair_value_uint64(elem, ivalp); 1175990b4856Slling } else { 1176990b4856Slling zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 1177990b4856Slling "'%s' must be a number"), nvpair_name(elem)); 1178990b4856Slling goto error; 1179990b4856Slling } 1180990b4856Slling 1181990b4856Slling /* 1182990b4856Slling * Quota special: force 'none' and don't allow 0. 1183990b4856Slling */ 1184a9799022Sck if ((type & ZFS_TYPE_DATASET) && *ivalp == 0 && !isnone && 1185a9799022Sck (prop == ZFS_PROP_QUOTA || prop == ZFS_PROP_REFQUOTA)) { 1186990b4856Slling zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 1187a9799022Sck "use 'none' to disable quota/refquota")); 1188990b4856Slling goto error; 1189990b4856Slling } 1190990b4856Slling break; 1191990b4856Slling 1192990b4856Slling case PROP_TYPE_INDEX: 1193a9799022Sck if (datatype != DATA_TYPE_STRING) { 1194990b4856Slling zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 1195990b4856Slling "'%s' must be a string"), nvpair_name(elem)); 1196990b4856Slling goto error; 1197990b4856Slling } 1198990b4856Slling 1199a9799022Sck (void) nvpair_value_string(elem, &value); 1200a9799022Sck 1201990b4856Slling if (zprop_string_to_index(prop, value, ivalp, type) != 0) { 1202990b4856Slling zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 1203990b4856Slling "'%s' must be one of '%s'"), propname, 1204990b4856Slling zprop_values(prop, type)); 1205990b4856Slling goto error; 1206990b4856Slling } 1207990b4856Slling break; 1208990b4856Slling 1209990b4856Slling default: 1210990b4856Slling abort(); 1211990b4856Slling } 1212990b4856Slling 1213990b4856Slling /* 1214990b4856Slling * Add the result to our return set of properties. 1215990b4856Slling */ 1216990b4856Slling if (*svalp != NULL) { 1217990b4856Slling if (nvlist_add_string(ret, propname, *svalp) != 0) { 1218990b4856Slling (void) no_memory(hdl); 1219990b4856Slling return (-1); 1220990b4856Slling } 1221990b4856Slling } else { 1222990b4856Slling if (nvlist_add_uint64(ret, propname, *ivalp) != 0) { 1223990b4856Slling (void) no_memory(hdl); 1224990b4856Slling return (-1); 1225990b4856Slling } 1226990b4856Slling } 1227990b4856Slling 1228990b4856Slling return (0); 1229990b4856Slling error: 1230990b4856Slling (void) zfs_error(hdl, EZFS_BADPROP, errbuf); 1231990b4856Slling return (-1); 1232990b4856Slling } 1233990b4856Slling 123474e7dc98SMatthew Ahrens static int 123574e7dc98SMatthew Ahrens addlist(libzfs_handle_t *hdl, char *propname, zprop_list_t **listp, 123674e7dc98SMatthew Ahrens zfs_type_t type) 123774e7dc98SMatthew Ahrens { 123874e7dc98SMatthew Ahrens int prop; 123974e7dc98SMatthew Ahrens zprop_list_t *entry; 124074e7dc98SMatthew Ahrens 124174e7dc98SMatthew Ahrens prop = zprop_name_to_prop(propname, type); 124274e7dc98SMatthew Ahrens 124374e7dc98SMatthew Ahrens if (prop != ZPROP_INVAL && !zprop_valid_for_type(prop, type)) 124474e7dc98SMatthew Ahrens prop = ZPROP_INVAL; 124574e7dc98SMatthew Ahrens 124674e7dc98SMatthew Ahrens /* 124774e7dc98SMatthew Ahrens * When no property table entry can be found, return failure if 124874e7dc98SMatthew Ahrens * this is a pool property or if this isn't a user-defined 124974e7dc98SMatthew Ahrens * dataset property, 125074e7dc98SMatthew Ahrens */ 125174e7dc98SMatthew Ahrens if (prop == ZPROP_INVAL && (type == ZFS_TYPE_POOL || 125214843421SMatthew Ahrens (!zfs_prop_user(propname) && !zfs_prop_userquota(propname)))) { 125374e7dc98SMatthew Ahrens zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 125474e7dc98SMatthew Ahrens "invalid property '%s'"), propname); 125574e7dc98SMatthew Ahrens return (zfs_error(hdl, EZFS_BADPROP, 125674e7dc98SMatthew Ahrens dgettext(TEXT_DOMAIN, "bad property list"))); 125774e7dc98SMatthew Ahrens } 125874e7dc98SMatthew Ahrens 125974e7dc98SMatthew Ahrens if ((entry = zfs_alloc(hdl, sizeof (zprop_list_t))) == NULL) 126074e7dc98SMatthew Ahrens return (-1); 126174e7dc98SMatthew Ahrens 126274e7dc98SMatthew Ahrens entry->pl_prop = prop; 126374e7dc98SMatthew Ahrens if (prop == ZPROP_INVAL) { 126474e7dc98SMatthew Ahrens if ((entry->pl_user_prop = zfs_strdup(hdl, propname)) == NULL) { 126574e7dc98SMatthew Ahrens free(entry); 126674e7dc98SMatthew Ahrens return (-1); 126774e7dc98SMatthew Ahrens } 126874e7dc98SMatthew Ahrens entry->pl_width = strlen(propname); 126974e7dc98SMatthew Ahrens } else { 127074e7dc98SMatthew Ahrens entry->pl_width = zprop_width(prop, &entry->pl_fixed, 127174e7dc98SMatthew Ahrens type); 127274e7dc98SMatthew Ahrens } 127374e7dc98SMatthew Ahrens 127474e7dc98SMatthew Ahrens *listp = entry; 127574e7dc98SMatthew Ahrens 127674e7dc98SMatthew Ahrens return (0); 127774e7dc98SMatthew Ahrens } 127874e7dc98SMatthew Ahrens 1279990b4856Slling /* 1280990b4856Slling * Given a comma-separated list of properties, construct a property list 1281990b4856Slling * containing both user-defined and native properties. This function will 1282990b4856Slling * return a NULL list if 'all' is specified, which can later be expanded 1283990b4856Slling * by zprop_expand_list(). 1284990b4856Slling */ 1285990b4856Slling int 1286990b4856Slling zprop_get_list(libzfs_handle_t *hdl, char *props, zprop_list_t **listp, 1287990b4856Slling zfs_type_t type) 1288990b4856Slling { 1289990b4856Slling *listp = NULL; 1290990b4856Slling 1291990b4856Slling /* 1292990b4856Slling * If 'all' is specified, return a NULL list. 1293990b4856Slling */ 1294990b4856Slling if (strcmp(props, "all") == 0) 1295990b4856Slling return (0); 1296990b4856Slling 1297990b4856Slling /* 1298990b4856Slling * If no props were specified, return an error. 1299990b4856Slling */ 1300990b4856Slling if (props[0] == '\0') { 1301990b4856Slling zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 1302990b4856Slling "no properties specified")); 1303990b4856Slling return (zfs_error(hdl, EZFS_BADPROP, dgettext(TEXT_DOMAIN, 1304990b4856Slling "bad property list"))); 1305990b4856Slling } 1306990b4856Slling 1307990b4856Slling /* 1308990b4856Slling * It would be nice to use getsubopt() here, but the inclusion of column 1309990b4856Slling * aliases makes this more effort than it's worth. 1310990b4856Slling */ 131174e7dc98SMatthew Ahrens while (*props != '\0') { 131274e7dc98SMatthew Ahrens size_t len; 131374e7dc98SMatthew Ahrens char *p; 131474e7dc98SMatthew Ahrens char c; 131574e7dc98SMatthew Ahrens 131674e7dc98SMatthew Ahrens if ((p = strchr(props, ',')) == NULL) { 131774e7dc98SMatthew Ahrens len = strlen(props); 131874e7dc98SMatthew Ahrens p = props + len; 1319990b4856Slling } else { 132074e7dc98SMatthew Ahrens len = p - props; 1321990b4856Slling } 1322990b4856Slling 1323990b4856Slling /* 1324990b4856Slling * Check for empty options. 1325990b4856Slling */ 1326990b4856Slling if (len == 0) { 1327990b4856Slling zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, 1328990b4856Slling "empty property name")); 1329990b4856Slling return (zfs_error(hdl, EZFS_BADPROP, 1330990b4856Slling dgettext(TEXT_DOMAIN, "bad property list"))); 1331990b4856Slling } 1332990b4856Slling 1333990b4856Slling /* 1334990b4856Slling * Check all regular property names. 1335990b4856Slling */ 133674e7dc98SMatthew Ahrens c = props[len]; 133774e7dc98SMatthew Ahrens props[len] = '\0'; 133874e7dc98SMatthew Ahrens 133974e7dc98SMatthew Ahrens if (strcmp(props, "space") == 0) { 134074e7dc98SMatthew Ahrens static char *spaceprops[] = { 134174e7dc98SMatthew Ahrens "name", "avail", "used", "usedbysnapshots", 134274e7dc98SMatthew Ahrens "usedbydataset", "usedbyrefreservation", 134374e7dc98SMatthew Ahrens "usedbychildren", NULL 134474e7dc98SMatthew Ahrens }; 134574e7dc98SMatthew Ahrens int i; 134674e7dc98SMatthew Ahrens 134774e7dc98SMatthew Ahrens for (i = 0; spaceprops[i]; i++) { 134874e7dc98SMatthew Ahrens if (addlist(hdl, spaceprops[i], listp, type)) 134974e7dc98SMatthew Ahrens return (-1); 135074e7dc98SMatthew Ahrens listp = &(*listp)->pl_next; 1351990b4856Slling } 1352990b4856Slling } else { 135374e7dc98SMatthew Ahrens if (addlist(hdl, props, listp, type)) 135474e7dc98SMatthew Ahrens return (-1); 135574e7dc98SMatthew Ahrens listp = &(*listp)->pl_next; 1356990b4856Slling } 1357990b4856Slling 135874e7dc98SMatthew Ahrens props = p; 1359990b4856Slling if (c == ',') 136074e7dc98SMatthew Ahrens props++; 1361990b4856Slling } 1362990b4856Slling 1363990b4856Slling return (0); 1364990b4856Slling } 1365990b4856Slling 1366990b4856Slling void 1367990b4856Slling zprop_free_list(zprop_list_t *pl) 1368990b4856Slling { 1369990b4856Slling zprop_list_t *next; 1370990b4856Slling 1371990b4856Slling while (pl != NULL) { 1372990b4856Slling next = pl->pl_next; 1373990b4856Slling free(pl->pl_user_prop); 1374990b4856Slling free(pl); 1375990b4856Slling pl = next; 1376990b4856Slling } 1377990b4856Slling } 1378990b4856Slling 1379990b4856Slling typedef struct expand_data { 1380990b4856Slling zprop_list_t **last; 1381990b4856Slling libzfs_handle_t *hdl; 1382990b4856Slling zfs_type_t type; 1383990b4856Slling } expand_data_t; 1384990b4856Slling 1385990b4856Slling int 1386990b4856Slling zprop_expand_list_cb(int prop, void *cb) 1387990b4856Slling { 1388990b4856Slling zprop_list_t *entry; 1389990b4856Slling expand_data_t *edp = cb; 1390990b4856Slling 1391990b4856Slling if ((entry = zfs_alloc(edp->hdl, sizeof (zprop_list_t))) == NULL) 1392990b4856Slling return (ZPROP_INVAL); 1393990b4856Slling 1394990b4856Slling entry->pl_prop = prop; 1395990b4856Slling entry->pl_width = zprop_width(prop, &entry->pl_fixed, edp->type); 1396990b4856Slling entry->pl_all = B_TRUE; 1397990b4856Slling 1398990b4856Slling *(edp->last) = entry; 1399990b4856Slling edp->last = &entry->pl_next; 1400990b4856Slling 1401990b4856Slling return (ZPROP_CONT); 1402990b4856Slling } 1403990b4856Slling 1404990b4856Slling int 1405990b4856Slling zprop_expand_list(libzfs_handle_t *hdl, zprop_list_t **plp, zfs_type_t type) 1406990b4856Slling { 1407990b4856Slling zprop_list_t *entry; 1408990b4856Slling zprop_list_t **last; 1409990b4856Slling expand_data_t exp; 1410990b4856Slling 1411990b4856Slling if (*plp == NULL) { 1412990b4856Slling /* 1413990b4856Slling * If this is the very first time we've been called for an 'all' 1414990b4856Slling * specification, expand the list to include all native 1415990b4856Slling * properties. 1416990b4856Slling */ 1417990b4856Slling last = plp; 1418990b4856Slling 1419990b4856Slling exp.last = last; 1420990b4856Slling exp.hdl = hdl; 1421990b4856Slling exp.type = type; 1422990b4856Slling 1423990b4856Slling if (zprop_iter_common(zprop_expand_list_cb, &exp, B_FALSE, 1424990b4856Slling B_FALSE, type) == ZPROP_INVAL) 1425990b4856Slling return (-1); 1426990b4856Slling 1427990b4856Slling /* 1428990b4856Slling * Add 'name' to the beginning of the list, which is handled 1429990b4856Slling * specially. 1430990b4856Slling */ 1431990b4856Slling if ((entry = zfs_alloc(hdl, sizeof (zprop_list_t))) == NULL) 1432990b4856Slling return (-1); 1433990b4856Slling 1434990b4856Slling entry->pl_prop = (type == ZFS_TYPE_POOL) ? ZPOOL_PROP_NAME : 1435990b4856Slling ZFS_PROP_NAME; 1436990b4856Slling entry->pl_width = zprop_width(entry->pl_prop, 1437990b4856Slling &entry->pl_fixed, type); 1438990b4856Slling entry->pl_all = B_TRUE; 1439990b4856Slling entry->pl_next = *plp; 1440990b4856Slling *plp = entry; 1441990b4856Slling } 1442990b4856Slling return (0); 1443990b4856Slling } 1444990b4856Slling 1445990b4856Slling int 1446990b4856Slling zprop_iter(zprop_func func, void *cb, boolean_t show_all, boolean_t ordered, 1447990b4856Slling zfs_type_t type) 1448990b4856Slling { 1449990b4856Slling return (zprop_iter_common(func, cb, show_all, ordered, type)); 1450ecd6cf80Smarks } 1451