/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
+ * Copyright 2012 Nexenta Systems, Inc. All rights reserved.
+ * Copyright (c) 2012 by Delphix. All rights reserved.
+ * Copyright (c) 2012, Joyent, Inc. All rights reserved.
*/
#include <assert.h>
#include <time.h>
#include <libzfs.h>
+#include <libzfs_core.h>
#include <zfs_prop.h>
#include <zfs_deleg.h>
#include <libuutil.h>
#include "zfs_iter.h"
#include "zfs_util.h"
#include "zfs_comutil.h"
+#include "libzfs_impl.h"
libzfs_handle_t *g_zfs;
static FILE *mnttab_file;
static char history_str[HIS_MAX_RECORD_LEN];
+static boolean_t log_history = B_TRUE;
static int zfs_do_clone(int argc, char **argv);
static int zfs_do_create(int argc, char **argv);
HELP_HOLD,
HELP_HOLDS,
HELP_RELEASE,
- HELP_DIFF
+ HELP_DIFF,
} zfs_help_t;
typedef struct zfs_command {
"\tcreate [-ps] [-b blocksize] [-o property=value] ... "
"-V <size> <volume>\n"));
case HELP_DESTROY:
- return (gettext("\tdestroy [-rRf] <filesystem|volume>\n"
- "\tdestroy [-rRd] <snapshot>\n"));
+ return (gettext("\tdestroy [-fnpRrv] <filesystem|volume>\n"
+ "\tdestroy [-dnpRrv] "
+ "<filesystem|volume>@<snap>[%<snap>][,...]\n"));
case HELP_GET:
return (gettext("\tget [-rHp] [-d max] "
- "[-o \"all\" | field[,...]] [-s source[,...]]\n"
+ "[-o \"all\" | field[,...]] [-t type[,...]] "
+ "[-s source[,...]]\n"
"\t <\"all\" | property[,...]> "
"[filesystem|volume|snapshot] ...\n"));
case HELP_INHERIT:
"snapshot>\n"
"\treceive [-vnFu] [-d | -e] <filesystem>\n"));
case HELP_RENAME:
- return (gettext("\trename <filesystem|volume|snapshot> "
+ return (gettext("\trename [-f] <filesystem|volume|snapshot> "
"<filesystem|volume|snapshot>\n"
- "\trename -p <filesystem|volume> <filesystem|volume>\n"
+ "\trename [-f] -p <filesystem|volume> <filesystem|volume>\n"
"\trename -r <snapshot> <snapshot>"));
case HELP_ROLLBACK:
return (gettext("\trollback [-rRf] <snapshot>\n"));
case HELP_SEND:
- return (gettext("\tsend [-vRDp] [-[iI] snapshot] <snapshot>\n"));
+ return (gettext("\tsend [-DnPpRrv] [-[iI] snapshot] "
+ "<snapshot>\n"));
case HELP_SET:
return (gettext("\tset <property=value> "
"<filesystem|volume|snapshot> ...\n"));
case HELP_SHARE:
return (gettext("\tshare <-a | filesystem>\n"));
case HELP_SNAPSHOT:
- return (gettext("\tsnapshot [-r] [-o property=value] ... "
- "<filesystem@snapname|volume@snapname>\n"));
+ return (gettext("\tsnapshot|snap [-r] [-o property=value] ... "
+ "<filesystem@snapname|volume@snapname> ...\n"));
case HELP_UNMOUNT:
return (gettext("\tunmount [-f] "
"<-a | filesystem|mountpoint>\n"));
"\tunallow [-r] -s @setname [<perm|@setname>[,...]] "
"<filesystem|volume>\n"));
case HELP_USERSPACE:
- return (gettext("\tuserspace [-hniHp] [-o field[,...]] "
- "[-sS field] ... [-t type[,...]]\n"
- "\t <filesystem|snapshot>\n"));
+ return (gettext("\tuserspace [-Hinp] [-o field[,...]] "
+ "[-s field] ...\n\t[-S field] ... "
+ "[-t type[,...]] <filesystem|snapshot>\n"));
case HELP_GROUPSPACE:
- return (gettext("\tgroupspace [-hniHpU] [-o field[,...]] "
- "[-sS field] ... [-t type[,...]]\n"
- "\t <filesystem|snapshot>\n"));
+ return (gettext("\tgroupspace [-Hinp] [-o field[,...]] "
+ "[-s field] ...\n\t[-S field] ... "
+ "[-t type[,...]] <filesystem|snapshot>\n"));
case HELP_HOLD:
return (gettext("\thold [-r] <tag> <snapshot> ...\n"));
case HELP_HOLDS:
(void) fprintf(fp, "YES NO <size> | none\n");
(void) fprintf(fp, "\t%-15s ", "groupquota@...");
(void) fprintf(fp, "YES NO <size> | none\n");
+ (void) fprintf(fp, "\t%-15s ", "written@<snap>");
+ (void) fprintf(fp, " NO NO <size>\n");
(void) fprintf(fp, gettext("\nSizes are specified in bytes "
"with standard units such as K, M, G, etc.\n"));
zfs_handle_t *zhp = NULL;
boolean_t parents = B_FALSE;
nvlist_t *props;
- int ret;
+ int ret = 0;
int c;
if (nvlist_alloc(&props, NV_UNIQUE_NAME, 0) != 0)
*/
typedef struct destroy_cbdata {
boolean_t cb_first;
- int cb_force;
- int cb_recurse;
- int cb_error;
- int cb_needforce;
- int cb_doclones;
- boolean_t cb_closezhp;
+ boolean_t cb_force;
+ boolean_t cb_recurse;
+ boolean_t cb_error;
+ boolean_t cb_doclones;
zfs_handle_t *cb_target;
- char *cb_snapname;
boolean_t cb_defer_destroy;
+ boolean_t cb_verbose;
+ boolean_t cb_parsable;
+ boolean_t cb_dryrun;
+ nvlist_t *cb_nvl;
+ nvlist_t *cb_batchedsnaps;
+
+ /* first snap in contiguous run */
+ char *cb_firstsnap;
+ /* previous snap in contiguous run */
+ char *cb_prevsnap;
+ int64_t cb_snapused;
+ char *cb_snapspec;
} destroy_cbdata_t;
/*
(void) fprintf(stderr, gettext("use '-r' to destroy "
"the following datasets:\n"));
cbp->cb_first = B_FALSE;
- cbp->cb_error = 1;
+ cbp->cb_error = B_TRUE;
}
(void) fprintf(stderr, "%s\n", zfs_get_name(zhp));
(void) fprintf(stderr, gettext("use '-R' to destroy "
"the following datasets:\n"));
cbp->cb_first = B_FALSE;
- cbp->cb_error = 1;
+ cbp->cb_error = B_TRUE;
+ cbp->cb_dryrun = B_TRUE;
}
(void) fprintf(stderr, "%s\n", zfs_get_name(zhp));
static int
destroy_callback(zfs_handle_t *zhp, void *data)
{
- destroy_cbdata_t *cbp = data;
+ destroy_cbdata_t *cb = data;
+ const char *name = zfs_get_name(zhp);
+
+ if (cb->cb_verbose) {
+ if (cb->cb_parsable) {
+ (void) printf("destroy\t%s\n", name);
+ } else if (cb->cb_dryrun) {
+ (void) printf(gettext("would destroy %s\n"),
+ name);
+ } else {
+ (void) printf(gettext("will destroy %s\n"),
+ name);
+ }
+ }
/*
* Ignore pools (which we've already flagged as an error before getting
zfs_close(zhp);
return (0);
}
+ if (cb->cb_dryrun) {
+ zfs_close(zhp);
+ return (0);
+ }
/*
- * Bail out on the first error.
+ * We batch up all contiguous snapshots (even of different
+ * filesystems) and destroy them with one ioctl. We can't
+ * simply do all snap deletions and then all fs deletions,
+ * because we must delete a clone before its origin.
*/
- if (zfs_unmount(zhp, NULL, cbp->cb_force ? MS_FORCE : 0) != 0 ||
- zfs_destroy(zhp, cbp->cb_defer_destroy) != 0) {
- zfs_close(zhp);
- return (-1);
+ if (zfs_get_type(zhp) == ZFS_TYPE_SNAPSHOT) {
+ fnvlist_add_boolean(cb->cb_batchedsnaps, name);
+ } else {
+ int error = zfs_destroy_snaps_nvl(g_zfs,
+ cb->cb_batchedsnaps, B_FALSE);
+ fnvlist_free(cb->cb_batchedsnaps);
+ cb->cb_batchedsnaps = fnvlist_alloc();
+
+ if (error != 0 ||
+ zfs_unmount(zhp, NULL, cb->cb_force ? MS_FORCE : 0) != 0 ||
+ zfs_destroy(zhp, cb->cb_defer_destroy) != 0) {
+ zfs_close(zhp);
+ return (-1);
+ }
}
zfs_close(zhp);
}
static int
-destroy_snap_clones(zfs_handle_t *zhp, void *arg)
+destroy_print_cb(zfs_handle_t *zhp, void *arg)
{
- destroy_cbdata_t *cbp = arg;
- char thissnap[MAXPATHLEN];
- zfs_handle_t *szhp;
- boolean_t closezhp = cbp->cb_closezhp;
- int rv;
-
- (void) snprintf(thissnap, sizeof (thissnap),
- "%s@%s", zfs_get_name(zhp), cbp->cb_snapname);
+ destroy_cbdata_t *cb = arg;
+ const char *name = zfs_get_name(zhp);
+ int err = 0;
+
+ if (nvlist_exists(cb->cb_nvl, name)) {
+ if (cb->cb_firstsnap == NULL)
+ cb->cb_firstsnap = strdup(name);
+ if (cb->cb_prevsnap != NULL)
+ free(cb->cb_prevsnap);
+ /* this snap continues the current range */
+ cb->cb_prevsnap = strdup(name);
+ if (cb->cb_firstsnap == NULL || cb->cb_prevsnap == NULL)
+ nomem();
+ if (cb->cb_verbose) {
+ if (cb->cb_parsable) {
+ (void) printf("destroy\t%s\n", name);
+ } else if (cb->cb_dryrun) {
+ (void) printf(gettext("would destroy %s\n"),
+ name);
+ } else {
+ (void) printf(gettext("will destroy %s\n"),
+ name);
+ }
+ }
+ } else if (cb->cb_firstsnap != NULL) {
+ /* end of this range */
+ uint64_t used = 0;
+ err = lzc_snaprange_space(cb->cb_firstsnap,
+ cb->cb_prevsnap, &used);
+ cb->cb_snapused += used;
+ free(cb->cb_firstsnap);
+ cb->cb_firstsnap = NULL;
+ free(cb->cb_prevsnap);
+ cb->cb_prevsnap = NULL;
+ }
+ zfs_close(zhp);
+ return (err);
+}
- libzfs_print_on_error(g_zfs, B_FALSE);
- szhp = zfs_open(g_zfs, thissnap, ZFS_TYPE_SNAPSHOT);
- libzfs_print_on_error(g_zfs, B_TRUE);
- if (szhp) {
- /*
- * Destroy any clones of this snapshot
- */
- if (zfs_iter_dependents(szhp, B_FALSE, destroy_callback,
- cbp) != 0) {
- zfs_close(szhp);
- if (closezhp)
- zfs_close(zhp);
- return (-1);
+static int
+destroy_print_snapshots(zfs_handle_t *fs_zhp, destroy_cbdata_t *cb)
+{
+ int err;
+ assert(cb->cb_firstsnap == NULL);
+ assert(cb->cb_prevsnap == NULL);
+ err = zfs_iter_snapshots_sorted(fs_zhp, destroy_print_cb, cb);
+ if (cb->cb_firstsnap != NULL) {
+ uint64_t used = 0;
+ if (err == 0) {
+ err = lzc_snaprange_space(cb->cb_firstsnap,
+ cb->cb_prevsnap, &used);
}
- zfs_close(szhp);
+ cb->cb_snapused += used;
+ free(cb->cb_firstsnap);
+ cb->cb_firstsnap = NULL;
+ free(cb->cb_prevsnap);
+ cb->cb_prevsnap = NULL;
}
+ return (err);
+}
- cbp->cb_closezhp = B_TRUE;
- rv = zfs_iter_filesystems(zhp, destroy_snap_clones, arg);
- if (closezhp)
- zfs_close(zhp);
- return (rv);
+static int
+snapshot_to_nvl_cb(zfs_handle_t *zhp, void *arg)
+{
+ destroy_cbdata_t *cb = arg;
+ int err = 0;
+
+ /* Check for clones. */
+ if (!cb->cb_doclones && !cb->cb_defer_destroy) {
+ cb->cb_target = zhp;
+ cb->cb_first = B_TRUE;
+ err = zfs_iter_dependents(zhp, B_TRUE,
+ destroy_check_dependent, cb);
+ }
+
+ if (err == 0) {
+ if (nvlist_add_boolean(cb->cb_nvl, zfs_get_name(zhp)))
+ nomem();
+ }
+ zfs_close(zhp);
+ return (err);
+}
+
+static int
+gather_snapshots(zfs_handle_t *zhp, void *arg)
+{
+ destroy_cbdata_t *cb = arg;
+ int err = 0;
+
+ err = zfs_iter_snapspec(zhp, cb->cb_snapspec, snapshot_to_nvl_cb, cb);
+ if (err == ENOENT)
+ err = 0;
+ if (err != 0)
+ goto out;
+
+ if (cb->cb_verbose) {
+ err = destroy_print_snapshots(zhp, cb);
+ if (err != 0)
+ goto out;
+ }
+
+ if (cb->cb_recurse)
+ err = zfs_iter_filesystems(zhp, gather_snapshots, cb);
+
+out:
+ zfs_close(zhp);
+ return (err);
+}
+
+static int
+destroy_clones(destroy_cbdata_t *cb)
+{
+ nvpair_t *pair;
+ for (pair = nvlist_next_nvpair(cb->cb_nvl, NULL);
+ pair != NULL;
+ pair = nvlist_next_nvpair(cb->cb_nvl, pair)) {
+ zfs_handle_t *zhp = zfs_open(g_zfs, nvpair_name(pair),
+ ZFS_TYPE_SNAPSHOT);
+ if (zhp != NULL) {
+ boolean_t defer = cb->cb_defer_destroy;
+ int err;
+
+ /*
+ * We can't defer destroy non-snapshots, so set it to
+ * false while destroying the clones.
+ */
+ cb->cb_defer_destroy = B_FALSE;
+ err = zfs_iter_dependents(zhp, B_FALSE,
+ destroy_callback, cb);
+ cb->cb_defer_destroy = defer;
+ zfs_close(zhp);
+ if (err != 0)
+ return (err);
+ }
+ }
+ return (0);
}
static int
zfs_do_destroy(int argc, char **argv)
{
destroy_cbdata_t cb = { 0 };
+ int rv = 0;
+ int err = 0;
int c;
- zfs_handle_t *zhp;
- char *cp;
+ zfs_handle_t *zhp = NULL;
+ char *at;
zfs_type_t type = ZFS_TYPE_DATASET;
/* check options */
- while ((c = getopt(argc, argv, "dfrR")) != -1) {
+ while ((c = getopt(argc, argv, "vpndfrR")) != -1) {
switch (c) {
+ case 'v':
+ cb.cb_verbose = B_TRUE;
+ break;
+ case 'p':
+ cb.cb_verbose = B_TRUE;
+ cb.cb_parsable = B_TRUE;
+ break;
+ case 'n':
+ cb.cb_dryrun = B_TRUE;
+ break;
case 'd':
cb.cb_defer_destroy = B_TRUE;
type = ZFS_TYPE_SNAPSHOT;
break;
case 'f':
- cb.cb_force = 1;
+ cb.cb_force = B_TRUE;
break;
case 'r':
- cb.cb_recurse = 1;
+ cb.cb_recurse = B_TRUE;
break;
case 'R':
- cb.cb_recurse = 1;
- cb.cb_doclones = 1;
+ cb.cb_recurse = B_TRUE;
+ cb.cb_doclones = B_TRUE;
break;
case '?':
default:
/* check number of arguments */
if (argc == 0) {
- (void) fprintf(stderr, gettext("missing path argument\n"));
+ (void) fprintf(stderr, gettext("missing dataset argument\n"));
usage(B_FALSE);
}
if (argc > 1) {
usage(B_FALSE);
}
- /*
- * If we are doing recursive destroy of a snapshot, then the
- * named snapshot may not exist. Go straight to libzfs.
- */
- if (cb.cb_recurse && (cp = strchr(argv[0], '@'))) {
- int ret;
+ at = strchr(argv[0], '@');
+ if (at != NULL) {
- *cp = '\0';
- if ((zhp = zfs_open(g_zfs, argv[0], ZFS_TYPE_DATASET)) == NULL)
+ /* Build the list of snaps to destroy in cb_nvl. */
+ cb.cb_nvl = fnvlist_alloc();
+
+ *at = '\0';
+ zhp = zfs_open(g_zfs, argv[0],
+ ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME);
+ if (zhp == NULL)
return (1);
- *cp = '@';
- cp++;
- if (cb.cb_doclones) {
- boolean_t defer = cb.cb_defer_destroy;
+ cb.cb_snapspec = at + 1;
+ if (gather_snapshots(zfs_handle_dup(zhp), &cb) != 0 ||
+ cb.cb_error) {
+ rv = 1;
+ goto out;
+ }
- /*
- * Temporarily ignore the defer_destroy setting since
- * it's not supported for clones.
- */
- cb.cb_defer_destroy = B_FALSE;
- cb.cb_snapname = cp;
- if (destroy_snap_clones(zhp, &cb) != 0) {
- zfs_close(zhp);
- return (1);
+ if (nvlist_empty(cb.cb_nvl)) {
+ (void) fprintf(stderr, gettext("could not find any "
+ "snapshots to destroy; check snapshot names.\n"));
+ rv = 1;
+ goto out;
+ }
+
+ if (cb.cb_verbose) {
+ char buf[16];
+ zfs_nicenum(cb.cb_snapused, buf, sizeof (buf));
+ if (cb.cb_parsable) {
+ (void) printf("reclaim\t%llu\n",
+ (u_longlong_t)cb.cb_snapused);
+ } else if (cb.cb_dryrun) {
+ (void) printf(gettext("would reclaim %s\n"),
+ buf);
+ } else {
+ (void) printf(gettext("will reclaim %s\n"),
+ buf);
}
- cb.cb_defer_destroy = defer;
}
- ret = zfs_destroy_snaps(zhp, cp, cb.cb_defer_destroy);
- zfs_close(zhp);
- if (ret) {
- (void) fprintf(stderr,
- gettext("no snapshots destroyed\n"));
+ if (!cb.cb_dryrun) {
+ if (cb.cb_doclones) {
+ cb.cb_batchedsnaps = fnvlist_alloc();
+ err = destroy_clones(&cb);
+ if (err == 0) {
+ err = zfs_destroy_snaps_nvl(g_zfs,
+ cb.cb_batchedsnaps, B_FALSE);
+ }
+ if (err != 0) {
+ rv = 1;
+ goto out;
+ }
+ }
+ if (err == 0) {
+ err = zfs_destroy_snaps_nvl(g_zfs, cb.cb_nvl,
+ cb.cb_defer_destroy);
+ }
}
- return (ret != 0);
- }
- /* Open the given dataset */
- if ((zhp = zfs_open(g_zfs, argv[0], type)) == NULL)
- return (1);
+ if (err != 0)
+ rv = 1;
+ } else {
+ /* Open the given dataset */
+ if ((zhp = zfs_open(g_zfs, argv[0], type)) == NULL)
+ return (1);
- cb.cb_target = zhp;
+ cb.cb_target = zhp;
- /*
- * Perform an explicit check for pools before going any further.
- */
- if (!cb.cb_recurse && strchr(zfs_get_name(zhp), '/') == NULL &&
- zfs_get_type(zhp) == ZFS_TYPE_FILESYSTEM) {
- (void) fprintf(stderr, gettext("cannot destroy '%s': "
- "operation does not apply to pools\n"),
- zfs_get_name(zhp));
- (void) fprintf(stderr, gettext("use 'zfs destroy -r "
- "%s' to destroy all datasets in the pool\n"),
- zfs_get_name(zhp));
- (void) fprintf(stderr, gettext("use 'zpool destroy %s' "
- "to destroy the pool itself\n"), zfs_get_name(zhp));
- zfs_close(zhp);
- return (1);
- }
+ /*
+ * Perform an explicit check for pools before going any further.
+ */
+ if (!cb.cb_recurse && strchr(zfs_get_name(zhp), '/') == NULL &&
+ zfs_get_type(zhp) == ZFS_TYPE_FILESYSTEM) {
+ (void) fprintf(stderr, gettext("cannot destroy '%s': "
+ "operation does not apply to pools\n"),
+ zfs_get_name(zhp));
+ (void) fprintf(stderr, gettext("use 'zfs destroy -r "
+ "%s' to destroy all datasets in the pool\n"),
+ zfs_get_name(zhp));
+ (void) fprintf(stderr, gettext("use 'zpool destroy %s' "
+ "to destroy the pool itself\n"), zfs_get_name(zhp));
+ rv = 1;
+ goto out;
+ }
- /*
- * Check for any dependents and/or clones.
- */
- cb.cb_first = B_TRUE;
- if (!cb.cb_doclones && !cb.cb_defer_destroy &&
- zfs_iter_dependents(zhp, B_TRUE, destroy_check_dependent,
- &cb) != 0) {
- zfs_close(zhp);
- return (1);
- }
+ /*
+ * Check for any dependents and/or clones.
+ */
+ cb.cb_first = B_TRUE;
+ if (!cb.cb_doclones &&
+ zfs_iter_dependents(zhp, B_TRUE, destroy_check_dependent,
+ &cb) != 0) {
+ rv = 1;
+ goto out;
+ }
- if (cb.cb_error || (!cb.cb_defer_destroy &&
- (zfs_iter_dependents(zhp, B_FALSE, destroy_callback, &cb) != 0))) {
- zfs_close(zhp);
- return (1);
- }
+ if (cb.cb_error) {
+ rv = 1;
+ goto out;
+ }
- /*
- * Do the real thing. The callback will close the handle regardless of
- * whether it succeeds or not.
- */
+ cb.cb_batchedsnaps = fnvlist_alloc();
+ if (zfs_iter_dependents(zhp, B_FALSE, destroy_callback,
+ &cb) != 0) {
+ rv = 1;
+ goto out;
+ }
- if (destroy_callback(zhp, &cb) != 0)
- return (1);
+ /*
+ * Do the real thing. The callback will close the
+ * handle regardless of whether it succeeds or not.
+ */
+ err = destroy_callback(zhp, &cb);
+ zhp = NULL;
+ if (err == 0) {
+ err = zfs_destroy_snaps_nvl(g_zfs,
+ cb.cb_batchedsnaps, cb.cb_defer_destroy);
+ }
+ if (err != 0)
+ rv = 1;
+ }
- return (0);
+out:
+ fnvlist_free(cb.cb_batchedsnaps);
+ fnvlist_free(cb.cb_nvl);
+ if (zhp != NULL)
+ zfs_close(zhp);
+ return (rv);
}
static boolean_t
(void) strlcpy(buf, "-", sizeof (buf));
}
+ zprop_print_one_property(zfs_get_name(zhp), cbp,
+ pl->pl_user_prop, buf, sourcetype, source, NULL);
+ } else if (zfs_prop_written(pl->pl_user_prop)) {
+ sourcetype = ZPROP_SRC_LOCAL;
+
+ if (zfs_prop_get_written(zhp, pl->pl_user_prop,
+ buf, sizeof (buf), cbp->cb_literal) != 0) {
+ sourcetype = ZPROP_SRC_NONE;
+ (void) strlcpy(buf, "-", sizeof (buf));
+ }
+
zprop_print_one_property(zfs_get_name(zhp), cbp,
pl->pl_user_prop, buf, sourcetype, source, NULL);
} else {
{
zprop_get_cbdata_t cb = { 0 };
int i, c, flags = ZFS_ITER_ARGS_CAN_BE_PATHS;
+ int types = ZFS_TYPE_DATASET;
char *value, *fields;
- int ret;
+ int ret = 0;
int limit = 0;
zprop_list_t fake_name = { 0 };
cb.cb_type = ZFS_TYPE_DATASET;
/* check options */
- while ((c = getopt(argc, argv, ":d:o:s:rHp")) != -1) {
+ while ((c = getopt(argc, argv, ":d:o:s:rt:Hp")) != -1) {
switch (c) {
case 'p':
cb.cb_literal = B_TRUE;
}
break;
+ case 't':
+ types = 0;
+ flags &= ~ZFS_ITER_PROP_LISTSNAPS;
+ while (*optarg != '\0') {
+ static char *type_subopts[] = { "filesystem",
+ "volume", "snapshot", "all", NULL };
+
+ switch (getsubopt(&optarg, type_subopts,
+ &value)) {
+ case 0:
+ types |= ZFS_TYPE_FILESYSTEM;
+ break;
+ case 1:
+ types |= ZFS_TYPE_VOLUME;
+ break;
+ case 2:
+ types |= ZFS_TYPE_SNAPSHOT;
+ break;
+ case 3:
+ types = ZFS_TYPE_DATASET;
+ break;
+
+ default:
+ (void) fprintf(stderr,
+ gettext("invalid type '%s'\n"),
+ value);
+ usage(B_FALSE);
+ }
+ }
+ break;
+
case '?':
(void) fprintf(stderr, gettext("invalid option '%c'\n"),
optopt);
cb.cb_first = B_TRUE;
/* run for each object */
- ret = zfs_for_each(argc, argv, flags, ZFS_TYPE_DATASET, NULL,
+ ret = zfs_for_each(argc, argv, flags, types, NULL,
&cb.cb_proplist, limit, get_callback, &cb);
if (cb.cb_proplist == &fake_name)
zfs_prop_t prop;
inherit_cbdata_t cb = { 0 };
char *propname;
- int ret;
+ int ret = 0;
int flags = 0;
boolean_t received = B_FALSE;
/*
* If they did "zfs upgrade -a", then we could
* be doing ioctls to different pools. We need
- * to log this history once to each pool.
+ * to log this history once to each pool, and bypass
+ * the normal history logging that happens in main().
*/
- verify(zpool_stage_history(g_zfs, history_str) == 0);
+ (void) zpool_log_history(g_zfs, history_str);
+ log_history = B_FALSE;
}
if (zfs_prop_set(zhp, "version", verstr) == 0)
cb->cb_numupgraded++;
{
boolean_t all = B_FALSE;
boolean_t showversions = B_FALSE;
- int ret;
+ int ret = 0;
upgrade_cbdata_t cb = { 0 };
signed char c;
int flags = ZFS_ITER_ARGS_CAN_BE_PATHS;
"---------------\n");
(void) printf(gettext(" 1 Initial ZFS filesystem version\n"));
(void) printf(gettext(" 2 Enhanced directory entries\n"));
- (void) printf(gettext(" 3 Case insensitive and File system "
- "unique identifier (FUID)\n"));
+ (void) printf(gettext(" 3 Case insensitive and filesystem "
+ "user identifier (FUID)\n"));
(void) printf(gettext(" 4 userquota, groupquota "
"properties\n"));
(void) printf(gettext(" 5 System attributes\n"));
return (ret);
}
-#define USTYPE_USR_BIT (0)
-#define USTYPE_GRP_BIT (1)
-#define USTYPE_PSX_BIT (2)
-#define USTYPE_SMB_BIT (3)
-
-#define USTYPE_USR (1 << USTYPE_USR_BIT)
-#define USTYPE_GRP (1 << USTYPE_GRP_BIT)
-
-#define USTYPE_PSX (1 << USTYPE_PSX_BIT)
-#define USTYPE_SMB (1 << USTYPE_SMB_BIT)
-
-#define USTYPE_PSX_USR (USTYPE_PSX | USTYPE_USR)
-#define USTYPE_SMB_USR (USTYPE_SMB | USTYPE_USR)
-#define USTYPE_PSX_GRP (USTYPE_PSX | USTYPE_GRP)
-#define USTYPE_SMB_GRP (USTYPE_SMB | USTYPE_GRP)
-#define USTYPE_ALL (USTYPE_PSX_USR | USTYPE_SMB_USR \
- | USTYPE_PSX_GRP | USTYPE_SMB_GRP)
+/*
+ * zfs userspace [-Hinp] [-o field[,...]] [-s field [-s field]...]
+ * [-S field [-S field]...] [-t type[,...]] filesystem | snapshot
+ * zfs groupspace [-Hinp] [-o field[,...]] [-s field [-s field]...]
+ * [-S field [-S field]...] [-t type[,...]] filesystem | snapshot
+ *
+ * -H Scripted mode; elide headers and separate columns by tabs.
+ * -i Translate SID to POSIX ID.
+ * -n Print numeric ID instead of user/group name.
+ * -o Control which fields to display.
+ * -p Use exact (parseable) numeric output.
+ * -s Specify sort columns, descending order.
+ * -S Specify sort columns, ascending order.
+ * -t Control which object types to display.
+ *
+ * Displays space consumed by, and quotas on, each user in the specified
+ * filesystem or snapshot.
+ */
+/* us_field_types, us_field_hdr and us_field_names should be kept in sync */
+enum us_field_types {
+ USFIELD_TYPE,
+ USFIELD_NAME,
+ USFIELD_USED,
+ USFIELD_QUOTA
+};
+static char *us_field_hdr[] = { "TYPE", "NAME", "USED", "QUOTA" };
+static char *us_field_names[] = { "type", "name", "used", "quota" };
+#define USFIELD_LAST (sizeof (us_field_names) / sizeof (char *))
-#define USPROP_USED_BIT (0)
-#define USPROP_QUOTA_BIT (1)
+#define USTYPE_PSX_GRP (1 << 0)
+#define USTYPE_PSX_USR (1 << 1)
+#define USTYPE_SMB_GRP (1 << 2)
+#define USTYPE_SMB_USR (1 << 3)
+#define USTYPE_ALL \
+ (USTYPE_PSX_GRP | USTYPE_PSX_USR | USTYPE_SMB_GRP | USTYPE_SMB_USR)
-#define USPROP_USED (1 << USPROP_USED_BIT)
-#define USPROP_QUOTA (1 << USPROP_QUOTA_BIT)
+static int us_type_bits[] = {
+ USTYPE_PSX_GRP,
+ USTYPE_PSX_USR,
+ USTYPE_SMB_GRP,
+ USTYPE_SMB_USR,
+ USTYPE_ALL
+};
+static char *us_type_names[] = { "posixgroup", "posxiuser", "smbgroup",
+ "smbuser", "all" };
typedef struct us_node {
nvlist_t *usn_nvl;
} us_node_t;
typedef struct us_cbdata {
- nvlist_t **cb_nvlp;
- uu_avl_pool_t *cb_avl_pool;
- uu_avl_t *cb_avl;
- boolean_t cb_numname;
- boolean_t cb_nicenum;
- boolean_t cb_sid2posix;
- zfs_userquota_prop_t cb_prop;
- zfs_sort_column_t *cb_sortcol;
- size_t cb_max_typelen;
- size_t cb_max_namelen;
- size_t cb_max_usedlen;
- size_t cb_max_quotalen;
+ nvlist_t **cb_nvlp;
+ uu_avl_pool_t *cb_avl_pool;
+ uu_avl_t *cb_avl;
+ boolean_t cb_numname;
+ boolean_t cb_nicenum;
+ boolean_t cb_sid2posix;
+ zfs_userquota_prop_t cb_prop;
+ zfs_sort_column_t *cb_sortcol;
+ size_t cb_width[USFIELD_LAST];
} us_cbdata_t;
+static boolean_t us_populated = B_FALSE;
+
typedef struct {
zfs_sort_column_t *si_sortcol;
- boolean_t si_num_name;
- boolean_t si_parsable;
+ boolean_t si_numname;
} us_sort_info_t;
+static int
+us_field_index(char *field)
+{
+ int i;
+
+ for (i = 0; i < USFIELD_LAST; i++) {
+ if (strcmp(field, us_field_names[i]) == 0)
+ return (i);
+ }
+
+ return (-1);
+}
+
static int
us_compare(const void *larg, const void *rarg, void *unused)
{
const us_node_t *l = larg;
const us_node_t *r = rarg;
- int rc = 0;
us_sort_info_t *si = (us_sort_info_t *)unused;
zfs_sort_column_t *sortcol = si->si_sortcol;
- boolean_t num_name = si->si_num_name;
+ boolean_t numname = si->si_numname;
nvlist_t *lnvl = l->usn_nvl;
nvlist_t *rnvl = r->usn_nvl;
+ int rc = 0;
+ boolean_t lvb, rvb;
for (; sortcol != NULL; sortcol = sortcol->sc_next) {
char *lvstr = "";
(void) nvlist_lookup_uint32(lnvl, propname, &lv32);
(void) nvlist_lookup_uint32(rnvl, propname, &rv32);
if (rv32 != lv32)
- rc = (rv32 > lv32) ? 1 : -1;
+ rc = (rv32 < lv32) ? 1 : -1;
break;
case ZFS_PROP_NAME:
propname = "name";
- if (num_name) {
- (void) nvlist_lookup_uint32(lnvl, propname,
- &lv32);
- (void) nvlist_lookup_uint32(rnvl, propname,
- &rv32);
- if (rv32 != lv32)
- rc = (rv32 > lv32) ? 1 : -1;
+ if (numname) {
+ (void) nvlist_lookup_uint64(lnvl, propname,
+ &lv64);
+ (void) nvlist_lookup_uint64(rnvl, propname,
+ &rv64);
+ if (rv64 != lv64)
+ rc = (rv64 < lv64) ? 1 : -1;
} else {
(void) nvlist_lookup_string(lnvl, propname,
&lvstr);
rc = strcmp(lvstr, rvstr);
}
break;
-
case ZFS_PROP_USED:
case ZFS_PROP_QUOTA:
- if (ZFS_PROP_USED == prop)
+ if (!us_populated)
+ break;
+ if (prop == ZFS_PROP_USED)
propname = "used";
else
propname = "quota";
(void) nvlist_lookup_uint64(lnvl, propname, &lv64);
(void) nvlist_lookup_uint64(rnvl, propname, &rv64);
if (rv64 != lv64)
- rc = (rv64 > lv64) ? 1 : -1;
+ rc = (rv64 < lv64) ? 1 : -1;
+ break;
default:
break;
}
- if (rc) {
+ if (rc != 0) {
if (rc < 0)
return (reverse ? 1 : -1);
else
}
}
- return (rc);
+ /*
+ * If entries still seem to be the same, check if they are of the same
+ * type (smbentity is added only if we are doing SID to POSIX ID
+ * translation where we can have duplicate type/name combinations).
+ */
+ if (nvlist_lookup_boolean_value(lnvl, "smbentity", &lvb) == 0 &&
+ nvlist_lookup_boolean_value(rnvl, "smbentity", &rvb) == 0 &&
+ lvb != rvb)
+ return (lvb < rvb ? -1 : 1);
+
+ return (0);
}
static inline const char *
}
}
-/*
- * zfs userspace
- */
static int
userspace_cb(void *arg, const char *domain, uid_t rid, uint64_t space)
{
zfs_userquota_prop_t prop = cb->cb_prop;
char *name = NULL;
char *propname;
- char namebuf[32];
char sizebuf[32];
us_node_t *node;
uu_avl_pool_t *avl_pool = cb->cb_avl_pool;
nvlist_t *props;
us_node_t *n;
zfs_sort_column_t *sortcol = cb->cb_sortcol;
- unsigned type;
+ unsigned type = 0;
const char *typestr;
size_t namelen;
size_t typelen;
size_t sizelen;
+ int typeidx, nameidx, sizeidx;
us_sort_info_t sortinfo = { sortcol, cb->cb_numname };
+ boolean_t smbentity = B_FALSE;
- if (domain == NULL || domain[0] == '\0') {
- /* POSIX */
- if (prop == ZFS_PROP_GROUPUSED || prop == ZFS_PROP_GROUPQUOTA) {
- type = USTYPE_PSX_GRP;
- struct group *g = getgrgid(rid);
- if (g)
- name = g->gr_name;
- } else {
- type = USTYPE_PSX_USR;
- struct passwd *p = getpwuid(rid);
- if (p)
- name = p->pw_name;
- }
- } else {
+ if (nvlist_alloc(&props, NV_UNIQUE_NAME, 0) != 0)
+ nomem();
+ node = safe_malloc(sizeof (us_node_t));
+ uu_avl_node_init(node, &node->usn_avlnode, avl_pool);
+ node->usn_nvl = props;
+
+ if (domain != NULL && domain[0] != '\0') {
#ifdef HAVE_IDMAP
- char sid[ZFS_MAXNAMELEN+32];
+ /* SMB */
+ char sid[ZFS_MAXNAMELEN + 32];
uid_t id;
uint64_t classes;
int err;
directory_error_t e;
+ smbentity = B_TRUE;
+
(void) snprintf(sid, sizeof (sid), "%s-%u", domain, rid);
- /* SMB */
+
if (prop == ZFS_PROP_GROUPUSED || prop == ZFS_PROP_GROUPQUOTA) {
type = USTYPE_SMB_GRP;
err = sid_to_id(sid, B_FALSE, &id);
if (err == 0) {
rid = id;
-
- e = directory_name_from_sid(NULL, sid, &name, &classes);
- if (e != NULL) {
- directory_error_free(e);
- return (NULL);
+ if (!cb->cb_sid2posix) {
+ e = directory_name_from_sid(NULL, sid, &name,
+ &classes);
+ if (e != NULL)
+ directory_error_free(e);
+ if (name == NULL)
+ name = sid;
}
-
- if (name == NULL)
- name = sid;
}
#else
+ nvlist_free(props);
+ free(node);
+
return (-1);
#endif /* HAVE_IDMAP */
}
-/*
- * if (prop == ZFS_PROP_GROUPUSED || prop == ZFS_PROP_GROUPQUOTA)
- * ug = "group";
- * else
- * ug = "user";
- */
-
- if (prop == ZFS_PROP_USERUSED || prop == ZFS_PROP_GROUPUSED)
- propname = "used";
- else
- propname = "quota";
-
- (void) snprintf(namebuf, sizeof (namebuf), "%u", rid);
- if (name == NULL)
- name = namebuf;
-
- if (cb->cb_nicenum)
- zfs_nicenum(space, sizebuf, sizeof (sizebuf));
- else
- (void) sprintf(sizebuf, "%llu", (u_longlong_t)space);
-
- node = safe_malloc(sizeof (us_node_t));
- uu_avl_node_init(node, &node->usn_avlnode, avl_pool);
+ if (cb->cb_sid2posix || domain == NULL || domain[0] == '\0') {
+ /* POSIX or -i */
+ if (prop == ZFS_PROP_GROUPUSED || prop == ZFS_PROP_GROUPQUOTA) {
+ type = USTYPE_PSX_GRP;
+ if (!cb->cb_numname) {
+ struct group *g;
- if (nvlist_alloc(&props, NV_UNIQUE_NAME, 0) != 0) {
- free(node);
- return (-1);
+ if ((g = getgrgid(rid)) != NULL)
+ name = g->gr_name;
+ }
+ } else {
+ type = USTYPE_PSX_USR;
+ if (!cb->cb_numname) {
+ struct passwd *p;
+
+ if ((p = getpwuid(rid)) != NULL)
+ name = p->pw_name;
+ }
+ }
}
+ /*
+ * Make sure that the type/name combination is unique when doing
+ * SID to POSIX ID translation (hence changing the type from SMB to
+ * POSIX).
+ */
+ if (cb->cb_sid2posix &&
+ nvlist_add_boolean_value(props, "smbentity", smbentity) != 0)
+ nomem();
+
+ /* Calculate/update width of TYPE field */
+ typestr = us_type2str(type);
+ typelen = strlen(gettext(typestr));
+ typeidx = us_field_index("type");
+ if (typelen > cb->cb_width[typeidx])
+ cb->cb_width[typeidx] = typelen;
if (nvlist_add_uint32(props, "type", type) != 0)
nomem();
- if (cb->cb_numname) {
- if (nvlist_add_uint32(props, "name", rid) != 0)
+ /* Calculate/update width of NAME field */
+ if ((cb->cb_numname && cb->cb_sid2posix) || name == NULL) {
+ if (nvlist_add_uint64(props, "name", rid) != 0)
nomem();
- namelen = strlen(namebuf);
+ namelen = snprintf(NULL, 0, "%u", rid);
} else {
if (nvlist_add_string(props, "name", name) != 0)
nomem();
namelen = strlen(name);
}
+ nameidx = us_field_index("name");
+ if (namelen > cb->cb_width[nameidx])
+ cb->cb_width[nameidx] = namelen;
- typestr = us_type2str(type);
- typelen = strlen(gettext(typestr));
- if (typelen > cb->cb_max_typelen)
- cb->cb_max_typelen = typelen;
-
- if (namelen > cb->cb_max_namelen)
- cb->cb_max_namelen = namelen;
-
- sizelen = strlen(sizebuf);
- if (0 == strcmp(propname, "used")) {
- if (sizelen > cb->cb_max_usedlen)
- cb->cb_max_usedlen = sizelen;
- } else {
- if (sizelen > cb->cb_max_quotalen)
- cb->cb_max_quotalen = sizelen;
- }
-
- node->usn_nvl = props;
-
- n = uu_avl_find(avl, node, &sortinfo, &idx);
- if (n == NULL)
+ /*
+ * Check if this type/name combination is in the list and update it;
+ * otherwise add new node to the list.
+ */
+ if ((n = uu_avl_find(avl, node, &sortinfo, &idx)) == NULL) {
uu_avl_insert(avl, node, idx);
- else {
+ } else {
nvlist_free(props);
free(node);
node = n;
props = node->usn_nvl;
}
+ /* Calculate/update width of USED/QUOTA fields */
+ if (cb->cb_nicenum)
+ zfs_nicenum(space, sizebuf, sizeof (sizebuf));
+ else
+ (void) snprintf(sizebuf, sizeof (sizebuf), "%llu",
+ (u_longlong_t)space);
+ sizelen = strlen(sizebuf);
+ if (prop == ZFS_PROP_USERUSED || prop == ZFS_PROP_GROUPUSED) {
+ propname = "used";
+ if (!nvlist_exists(props, "quota"))
+ (void) nvlist_add_uint64(props, "quota", 0);
+ } else {
+ propname = "quota";
+ if (!nvlist_exists(props, "used"))
+ (void) nvlist_add_uint64(props, "used", 0);
+ }
+ sizeidx = us_field_index(propname);
+ if (sizelen > cb->cb_width[sizeidx])
+ cb->cb_width[sizeidx] = sizelen;
+
if (nvlist_add_uint64(props, propname, space) != 0)
nomem();
return (0);
}
-static inline boolean_t
-usprop_check(zfs_userquota_prop_t p, unsigned types, unsigned props)
-{
- unsigned type;
- unsigned prop;
-
- switch (p) {
- case ZFS_PROP_USERUSED:
- type = USTYPE_USR;
- prop = USPROP_USED;
- break;
- case ZFS_PROP_USERQUOTA:
- type = USTYPE_USR;
- prop = USPROP_QUOTA;
- break;
- case ZFS_PROP_GROUPUSED:
- type = USTYPE_GRP;
- prop = USPROP_USED;
- break;
- case ZFS_PROP_GROUPQUOTA:
- type = USTYPE_GRP;
- prop = USPROP_QUOTA;
- break;
- default: /* ALL */
- return (B_TRUE);
- };
-
- return (type & types && prop & props);
-}
-
-#define USFIELD_TYPE (1 << 0)
-#define USFIELD_NAME (1 << 1)
-#define USFIELD_USED (1 << 2)
-#define USFIELD_QUOTA (1 << 3)
-#define USFIELD_ALL (USFIELD_TYPE | USFIELD_NAME | USFIELD_USED | USFIELD_QUOTA)
-
-static int
-parsefields(unsigned *fieldsp, char **names, unsigned *bits, size_t len)
-{
- char *field = optarg;
- char *delim;
-
- do {
- int i;
- boolean_t found = B_FALSE;
- delim = strchr(field, ',');
- if (delim != NULL)
- *delim = '\0';
-
- for (i = 0; i < len; i++)
- if (0 == strcmp(field, names[i])) {
- found = B_TRUE;
- *fieldsp |= bits[i];
- break;
- }
-
- if (!found) {
- (void) fprintf(stderr, gettext("invalid type '%s'"
- "for -t option\n"), field);
- return (-1);
- }
-
- field = delim + 1;
- } while (delim);
-
- return (0);
-}
-
-
-static char *type_names[] = { "posixuser", "smbuser", "posixgroup", "smbgroup",
- "all" };
-static unsigned type_bits[] = {
- USTYPE_PSX_USR,
- USTYPE_SMB_USR,
- USTYPE_PSX_GRP,
- USTYPE_SMB_GRP,
- USTYPE_ALL
-};
-
-static char *us_field_names[] = { "type", "name", "used", "quota" };
-static unsigned us_field_bits[] = {
- USFIELD_TYPE,
- USFIELD_NAME,
- USFIELD_USED,
- USFIELD_QUOTA
-};
-
static void
-print_us_node(boolean_t scripted, boolean_t parseable, unsigned fields,
- size_t type_width, size_t name_width, size_t used_width,
- size_t quota_width, us_node_t *node)
+print_us_node(boolean_t scripted, boolean_t parsable, int *fields, int types,
+ size_t *width, us_node_t *node)
{
nvlist_t *nvl = node->usn_nvl;
- nvpair_t *nvp = NULL;
char valstr[ZFS_MAXNAMELEN];
boolean_t first = B_TRUE;
- boolean_t quota_found = B_FALSE;
+ int cfield = 0;
+ int field;
+ uint32_t ustype;
- if (fields & USFIELD_QUOTA && !nvlist_exists(nvl, "quota"))
- if (nvlist_add_string(nvl, "quota", "none") != 0)
- nomem();
+ /* Check type */
+ (void) nvlist_lookup_uint32(nvl, "type", &ustype);
+ if (!(ustype & types))
+ return;
- while ((nvp = nvlist_next_nvpair(nvl, nvp)) != NULL) {
- char *pname = nvpair_name(nvp);
- data_type_t type = nvpair_type(nvp);
- uint32_t val32 = 0;
- uint64_t val64 = 0;
+ while ((field = fields[cfield]) != USFIELD_LAST) {
+ nvpair_t *nvp = NULL;
+ data_type_t type;
+ uint32_t val32;
+ uint64_t val64;
char *strval = NULL;
- unsigned field = 0;
- unsigned width = 0;
- int i;
- for (i = 0; i < 4; i++) {
- if (0 == strcmp(pname, us_field_names[i])) {
- field = us_field_bits[i];
+
+ while ((nvp = nvlist_next_nvpair(nvl, nvp)) != NULL) {
+ if (strcmp(nvpair_name(nvp),
+ us_field_names[field]) == 0)
break;
- }
}
- if (!(field & fields))
- continue;
-
+ type = nvpair_type(nvp);
switch (type) {
case DATA_TYPE_UINT32:
(void) nvpair_value_uint32(nvp, &val32);
(void) nvpair_value_string(nvp, &strval);
break;
default:
- (void) fprintf(stderr, "Invalid data type\n");
- }
-
- if (!first) {
- if (scripted)
- (void) printf("\t");
- else
- (void) printf(" ");
+ (void) fprintf(stderr, "invalid data type\n");
}
switch (field) {
case USFIELD_TYPE:
strval = (char *)us_type2str(val32);
- width = type_width;
break;
case USFIELD_NAME:
if (type == DATA_TYPE_UINT64) {
(u_longlong_t) val64);
strval = valstr;
}
- width = name_width;
break;
case USFIELD_USED:
case USFIELD_QUOTA:
if (type == DATA_TYPE_UINT64) {
- (void) nvpair_value_uint64(nvp, &val64);
- if (parseable)
+ if (parsable) {
(void) sprintf(valstr, "%llu",
(u_longlong_t) val64);
- else
+ } else {
zfs_nicenum(val64, valstr,
sizeof (valstr));
- strval = valstr;
- }
-
- if (field == USFIELD_USED)
- width = used_width;
- else {
- quota_found = B_FALSE;
- width = quota_width;
+ }
+ if (field == USFIELD_QUOTA &&
+ strcmp(valstr, "0") == 0)
+ strval = "none";
+ else
+ strval = valstr;
}
-
break;
}
- if (field == USFIELD_QUOTA && !quota_found)
- (void) printf("%*s", width, strval);
- else {
- if (type == DATA_TYPE_STRING)
- (void) printf("%-*s", width, strval);
+ if (!first) {
+ if (scripted)
+ (void) printf("\t");
else
- (void) printf("%*s", width, strval);
+ (void) printf(" ");
}
+ if (scripted)
+ (void) printf("%s", strval);
+ else if (field == USFIELD_TYPE || field == USFIELD_NAME)
+ (void) printf("%-*s", (int) width[field], strval);
+ else
+ (void) printf("%*s", (int) width[field], strval);
first = B_FALSE;
-
+ cfield++;
}
(void) printf("\n");
}
static void
-print_us(boolean_t scripted, boolean_t parsable, unsigned fields,
- unsigned type_width, unsigned name_width, unsigned used_width,
- unsigned quota_width, boolean_t rmnode, uu_avl_t *avl)
+print_us(boolean_t scripted, boolean_t parsable, int *fields, int types,
+ size_t *width, boolean_t rmnode, uu_avl_t *avl)
{
- static char *us_field_hdr[] = { "TYPE", "NAME", "USED", "QUOTA" };
us_node_t *node;
const char *col;
- int i;
- int width[4] = { type_width, name_width, used_width, quota_width };
+ int cfield = 0;
+ int field;
if (!scripted) {
boolean_t first = B_TRUE;
- for (i = 0; i < 4; i++) {
- unsigned field = us_field_bits[i];
- if (!(field & fields))
- continue;
- col = gettext(us_field_hdr[i]);
- if (field == USFIELD_TYPE || field == USFIELD_NAME)
- (void) printf(first?"%-*s":" %-*s", width[i],
- col);
- else
- (void) printf(first?"%*s":" %*s", width[i],
- col);
+ while ((field = fields[cfield]) != USFIELD_LAST) {
+ col = gettext(us_field_hdr[field]);
+ if (field == USFIELD_TYPE || field == USFIELD_NAME) {
+ (void) printf(first ? "%-*s" : " %-*s",
+ (int) width[field], col);
+ } else {
+ (void) printf(first ? "%*s" : " %*s",
+ (int) width[field], col);
+ }
first = B_FALSE;
+ cfield++;
}
(void) printf("\n");
}
- for (node = uu_avl_first(avl); node != NULL;
- node = uu_avl_next(avl, node)) {
- print_us_node(scripted, parsable, fields, type_width,
- name_width, used_width, used_width, node);
+ for (node = uu_avl_first(avl); node; node = uu_avl_next(avl, node)) {
+ print_us_node(scripted, parsable, fields, types, width, node);
if (rmnode)
nvlist_free(node->usn_nvl);
}
uu_avl_pool_t *avl_pool;
uu_avl_t *avl_tree;
uu_avl_walk_t *walk;
-
- char *cmd;
+ char *delim;
+ char deffields[] = "type,name,used,quota";
+ char *ofield = NULL;
+ char *tfield = NULL;
+ int cfield = 0;
+ int fields[256];
+ int i;
boolean_t scripted = B_FALSE;
boolean_t prtnum = B_FALSE;
- boolean_t parseable = B_FALSE;
+ boolean_t parsable = B_FALSE;
boolean_t sid2posix = B_FALSE;
- int error = 0;
+ int ret = 0;
int c;
- zfs_sort_column_t *default_sortcol = NULL;
zfs_sort_column_t *sortcol = NULL;
- unsigned types = USTYPE_PSX_USR | USTYPE_SMB_USR;
- unsigned fields = 0;
- unsigned props = USPROP_USED | USPROP_QUOTA;
+ int types = USTYPE_PSX_USR | USTYPE_SMB_USR;
us_cbdata_t cb;
us_node_t *node;
- boolean_t resort_avl = B_FALSE;
+ us_node_t *rmnode;
+ uu_list_pool_t *listpool;
+ uu_list_t *list;
+ uu_avl_index_t idx = 0;
+ uu_list_index_t idx2 = 0;
if (argc < 2)
usage(B_FALSE);
- cmd = argv[0];
- if (0 == strcmp(cmd, "groupspace"))
- /* toggle default group types */
+ if (strcmp(argv[0], "groupspace") == 0)
+ /* Toggle default group types */
types = USTYPE_PSX_GRP | USTYPE_SMB_GRP;
- /* check options */
while ((c = getopt(argc, argv, "nHpo:s:S:t:i")) != -1) {
switch (c) {
case 'n':
scripted = B_TRUE;
break;
case 'p':
- parseable = B_TRUE;
+ parsable = B_TRUE;
break;
case 'o':
- if (parsefields(&fields, us_field_names, us_field_bits,
- 4) != 0)
- return (1);
+ ofield = optarg;
break;
case 's':
- if (zfs_add_sort_column(&sortcol, optarg,
- B_FALSE) != 0) {
- (void) fprintf(stderr,
- gettext("invalid property '%s'\n"), optarg);
- usage(B_FALSE);
- }
- break;
case 'S':
if (zfs_add_sort_column(&sortcol, optarg,
- B_TRUE) != 0) {
+ c == 's' ? B_FALSE : B_TRUE) != 0) {
(void) fprintf(stderr,
- gettext("invalid property '%s'\n"), optarg);
+ gettext("invalid field '%s'\n"), optarg);
usage(B_FALSE);
}
break;
case 't':
- if (parsefields(&types, type_names, type_bits, 5))
- return (1);
+ tfield = optarg;
break;
case 'i':
sid2posix = B_TRUE;
argc -= optind;
argv += optind;
- /* ok, now we have sorted by default colums (type,name) avl tree */
- if (sortcol) {
- zfs_sort_column_t *sc;
- for (sc = sortcol; sc; sc = sc->sc_next) {
- if (sc->sc_prop == ZFS_PROP_QUOTA) {
- resort_avl = B_TRUE;
- break;
- }
- }
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing dataset name\n"));
+ usage(B_FALSE);
}
+ if (argc > 1) {
+ (void) fprintf(stderr, gettext("too many arguments\n"));
+ usage(B_FALSE);
+ }
+
+ /* Use default output fields if not specified using -o */
+ if (ofield == NULL)
+ ofield = deffields;
+ do {
+ if ((delim = strchr(ofield, ',')) != NULL)
+ *delim = '\0';
+ if ((fields[cfield++] = us_field_index(ofield)) == -1) {
+ (void) fprintf(stderr, gettext("invalid type '%s' "
+ "for -o option\n"), ofield);
+ return (-1);
+ }
+ if (delim != NULL)
+ ofield = delim + 1;
+ } while (delim != NULL);
+ fields[cfield] = USFIELD_LAST;
+
+ /* Override output types (-t option) */
+ if (tfield != NULL) {
+ types = 0;
+
+ do {
+ boolean_t found = B_FALSE;
- if (!fields)
- fields = USFIELD_ALL;
+ if ((delim = strchr(tfield, ',')) != NULL)
+ *delim = '\0';
+ for (i = 0; i < sizeof (us_type_bits) / sizeof (int);
+ i++) {
+ if (strcmp(tfield, us_type_names[i]) == 0) {
+ found = B_TRUE;
+ types |= us_type_bits[i];
+ break;
+ }
+ }
+ if (!found) {
+ (void) fprintf(stderr, gettext("invalid type "
+ "'%s' for -t option\n"), tfield);
+ return (-1);
+ }
+ if (delim != NULL)
+ tfield = delim + 1;
+ } while (delim != NULL);
+ }
- if ((zhp = zfs_open(g_zfs, argv[argc-1], ZFS_TYPE_DATASET)) == NULL)
+ if ((zhp = zfs_open(g_zfs, argv[0], ZFS_TYPE_DATASET)) == NULL)
return (1);
if ((avl_pool = uu_avl_pool_create("us_avl_pool", sizeof (us_node_t),
- offsetof(us_node_t, usn_avlnode),
- us_compare, UU_DEFAULT)) == NULL)
+ offsetof(us_node_t, usn_avlnode), us_compare, UU_DEFAULT)) == NULL)
nomem();
if ((avl_tree = uu_avl_create(avl_pool, NULL, UU_DEFAULT)) == NULL)
nomem();
- if (sortcol && !resort_avl)
- cb.cb_sortcol = sortcol;
- else {
- (void) zfs_add_sort_column(&default_sortcol, "type", B_FALSE);
- (void) zfs_add_sort_column(&default_sortcol, "name", B_FALSE);
- cb.cb_sortcol = default_sortcol;
- }
+ /* Always add default sorting columns */
+ (void) zfs_add_sort_column(&sortcol, "type", B_FALSE);
+ (void) zfs_add_sort_column(&sortcol, "name", B_FALSE);
+
+ cb.cb_sortcol = sortcol;
cb.cb_numname = prtnum;
- cb.cb_nicenum = !parseable;
+ cb.cb_nicenum = !parsable;
cb.cb_avl_pool = avl_pool;
cb.cb_avl = avl_tree;
cb.cb_sid2posix = sid2posix;
- cb.cb_max_typelen = strlen(gettext("TYPE"));
- cb.cb_max_namelen = strlen(gettext("NAME"));
- cb.cb_max_usedlen = strlen(gettext("USED"));
- cb.cb_max_quotalen = strlen(gettext("QUOTA"));
+
+ for (i = 0; i < USFIELD_LAST; i++)
+ cb.cb_width[i] = strlen(gettext(us_field_hdr[i]));
for (p = 0; p < ZFS_NUM_USERQUOTA_PROPS; p++) {
- if (!usprop_check(p, types, props))
+ if (((p == ZFS_PROP_USERUSED || p == ZFS_PROP_USERQUOTA) &&
+ !(types & (USTYPE_PSX_USR | USTYPE_SMB_USR))) ||
+ ((p == ZFS_PROP_GROUPUSED || p == ZFS_PROP_GROUPQUOTA) &&
+ !(types & (USTYPE_PSX_GRP | USTYPE_SMB_GRP))))
continue;
-
cb.cb_prop = p;
- error = zfs_userspace(zhp, p, userspace_cb, &cb);
- if (error)
- break;
+ if ((ret = zfs_userspace(zhp, p, userspace_cb, &cb)) != 0)
+ return (ret);
}
+ /* Sort the list */
+ if ((node = uu_avl_first(avl_tree)) == NULL)
+ return (0);
- if (resort_avl) {
- us_node_t *node;
- us_node_t *rmnode;
- uu_list_pool_t *listpool;
- uu_list_t *list;
- uu_avl_index_t idx = 0;
- uu_list_index_t idx2 = 0;
- listpool = uu_list_pool_create("tmplist", sizeof (us_node_t),
- offsetof(us_node_t, usn_listnode), NULL,
- UU_DEFAULT);
- list = uu_list_create(listpool, NULL, UU_DEFAULT);
-
- node = uu_avl_first(avl_tree);
- uu_list_node_init(node, &node->usn_listnode, listpool);
- while (node != NULL) {
- rmnode = node;
- node = uu_avl_next(avl_tree, node);
- uu_avl_remove(avl_tree, rmnode);
- if (uu_list_find(list, rmnode, NULL, &idx2) == NULL) {
- uu_list_insert(list, rmnode, idx2);
- }
- }
+ us_populated = B_TRUE;
- for (node = uu_list_first(list); node != NULL;
- node = uu_list_next(list, node)) {
- us_sort_info_t sortinfo = { sortcol, cb.cb_numname };
- if (uu_avl_find(avl_tree, node, &sortinfo, &idx) ==
- NULL)
- uu_avl_insert(avl_tree, node, idx);
- }
+ listpool = uu_list_pool_create("tmplist", sizeof (us_node_t),
+ offsetof(us_node_t, usn_listnode), NULL, UU_DEFAULT);
+ list = uu_list_create(listpool, NULL, UU_DEFAULT);
+ uu_list_node_init(node, &node->usn_listnode, listpool);
+
+ while (node != NULL) {
+ rmnode = node;
+ node = uu_avl_next(avl_tree, node);
+ uu_avl_remove(avl_tree, rmnode);
+ if (uu_list_find(list, rmnode, NULL, &idx2) == NULL)
+ uu_list_insert(list, rmnode, idx2);
+ }
+
+ for (node = uu_list_first(list); node != NULL;
+ node = uu_list_next(list, node)) {
+ us_sort_info_t sortinfo = { sortcol, cb.cb_numname };
- uu_list_destroy(list);
+ if (uu_avl_find(avl_tree, node, &sortinfo, &idx) == NULL)
+ uu_avl_insert(avl_tree, node, idx);
}
- /* print & free node`s nvlist memory */
- print_us(scripted, parseable, fields, cb.cb_max_typelen,
- cb.cb_max_namelen, cb.cb_max_usedlen,
- cb.cb_max_quotalen, B_TRUE, cb.cb_avl);
+ uu_list_destroy(list);
+ uu_list_pool_destroy(listpool);
- if (sortcol)
- zfs_free_sort_columns(sortcol);
- zfs_free_sort_columns(default_sortcol);
+ /* Print and free node nvlist memory */
+ print_us(scripted, parsable, fields, types, cb.cb_width, B_TRUE,
+ cb.cb_avl);
- /*
- * Finally, clean up the AVL tree.
- */
+ zfs_free_sort_columns(sortcol);
+
+ /* Clean up the AVL tree */
if ((walk = uu_avl_walk_start(cb.cb_avl, UU_WALK_ROBUST)) == NULL)
nomem();
uu_avl_destroy(avl_tree);
uu_avl_pool_destroy(avl_pool);
- return (error);
+ return (ret);
}
/*
first = B_FALSE;
}
- if (pl->pl_prop != ZPROP_INVAL) {
+ if (pl->pl_prop == ZFS_PROP_NAME) {
+ (void) strlcpy(property, zfs_get_name(zhp),
+ sizeof(property));
+ propstr = property;
+ right_justify = zfs_prop_align_right(pl->pl_prop);
+ } else if (pl->pl_prop != ZPROP_INVAL) {
if (zfs_prop_get(zhp, pl->pl_prop, property,
sizeof (property), NULL, NULL, 0, B_FALSE) != 0)
propstr = "-";
else
propstr = property;
right_justify = B_TRUE;
+ } else if (zfs_prop_written(pl->pl_user_prop)) {
+ if (zfs_prop_get_written(zhp, pl->pl_user_prop,
+ property, sizeof (property), B_FALSE) != 0)
+ propstr = "-";
+ else
+ propstr = property;
+ right_justify = B_TRUE;
} else {
if (nvlist_lookup_nvlist(userprops,
pl->pl_user_prop, &propval) != 0)
list_cbdata_t cb = { 0 };
char *value;
int limit = 0;
- int ret;
+ int ret = 0;
zfs_sort_column_t *sortcol = NULL;
int flags = ZFS_ITER_PROP_LISTSNAPS | ZFS_ITER_ARGS_CAN_BE_PATHS;
flags &= ~ZFS_ITER_PROP_LISTSNAPS;
while (*optarg != '\0') {
static char *type_subopts[] = { "filesystem",
- "volume", "snapshot", "all", NULL };
+ "volume", "snapshot", "snap", "all", NULL };
switch (getsubopt(&optarg, type_subopts,
&value)) {
types |= ZFS_TYPE_VOLUME;
break;
case 2:
+ case 3:
types |= ZFS_TYPE_SNAPSHOT;
break;
- case 3:
+ case 4:
types = ZFS_TYPE_DATASET;
break;
if (fields == NULL)
fields = default_fields;
+ /*
+ * If we are only going to list snapshot names and sort by name,
+ * then we can use faster version.
+ */
+ if (strcmp(fields, "name") == 0 && zfs_sort_only_by_name(sortcol))
+ flags |= ZFS_ITER_SIMPLE;
+
/*
* If "-o space" and no types were specified, don't display snapshots.
*/
zfs_free_sort_columns(sortcol);
if (ret == 0 && cb.cb_first && !cb.cb_scripted)
- (void) printf(gettext("no datasets available\n"));
+ (void) fprintf(stderr, gettext("no datasets available\n"));
return (ret);
}
/*
- * zfs rename <fs | snap | vol> <fs | snap | vol>
- * zfs rename -p <fs | vol> <fs | vol>
+ * zfs rename [-f] <fs | snap | vol> <fs | snap | vol>
+ * zfs rename [-f] -p <fs | vol> <fs | vol>
* zfs rename -r <snap> <snap>
*
* Renames the given dataset to another of the same type.
{
zfs_handle_t *zhp;
int c;
- int ret;
+ int ret = 0;
boolean_t recurse = B_FALSE;
boolean_t parents = B_FALSE;
+ boolean_t force_unmount = B_FALSE;
/* check options */
- while ((c = getopt(argc, argv, "pr")) != -1) {
+ while ((c = getopt(argc, argv, "prf")) != -1) {
switch (c) {
case 'p':
parents = B_TRUE;
case 'r':
recurse = B_TRUE;
break;
+ case 'f':
+ force_unmount = B_TRUE;
+ break;
case '?':
default:
(void) fprintf(stderr, gettext("invalid option '%c'\n"),
return (1);
}
- ret = (zfs_rename(zhp, argv[1], recurse) != 0);
+ ret = (zfs_rename(zhp, argv[1], recurse, force_unmount) != 0);
zfs_close(zhp);
return (ret);
zfs_do_promote(int argc, char **argv)
{
zfs_handle_t *zhp;
- int ret;
+ int ret = 0;
/* check options */
if (argc > 1 && argv[1][0] == '-') {
static int
zfs_do_rollback(int argc, char **argv)
{
- int ret;
+ int ret = 0;
int c;
boolean_t force = B_FALSE;
rollback_cbdata_t cb = { 0 };
zfs_do_set(int argc, char **argv)
{
set_cbdata_t cb;
- int ret;
+ int ret = 0;
/* check for options */
if (argc > 1 && argv[1][0] == '-') {
return (ret);
}
+typedef struct snap_cbdata {
+ nvlist_t *sd_nvl;
+ boolean_t sd_recursive;
+ const char *sd_snapname;
+} snap_cbdata_t;
+
+static int
+zfs_snapshot_cb(zfs_handle_t *zhp, void *arg)
+{
+ snap_cbdata_t *sd = arg;
+ char *name;
+ int rv = 0;
+ int error;
+
+ error = asprintf(&name, "%s@%s", zfs_get_name(zhp), sd->sd_snapname);
+ if (error == -1)
+ nomem();
+ fnvlist_add_boolean(sd->sd_nvl, name);
+ free(name);
+
+ if (sd->sd_recursive)
+ rv = zfs_iter_filesystems(zhp, zfs_snapshot_cb, sd);
+ zfs_close(zhp);
+ return (rv);
+}
+
/*
* zfs snapshot [-r] [-o prop=value] ... <fs@snap>
*
static int
zfs_do_snapshot(int argc, char **argv)
{
- boolean_t recursive = B_FALSE;
- int ret;
+ int ret = 0;
signed char c;
nvlist_t *props;
+ snap_cbdata_t sd = { 0 };
+ boolean_t multiple_snaps = B_FALSE;
if (nvlist_alloc(&props, NV_UNIQUE_NAME, 0) != 0)
nomem();
+ if (nvlist_alloc(&sd.sd_nvl, NV_UNIQUE_NAME, 0) != 0)
+ nomem();
/* check options */
while ((c = getopt(argc, argv, "ro:")) != -1) {
return (1);
break;
case 'r':
- recursive = B_TRUE;
+ sd.sd_recursive = B_TRUE;
+ multiple_snaps = B_TRUE;
break;
case '?':
(void) fprintf(stderr, gettext("invalid option '%c'\n"),
(void) fprintf(stderr, gettext("missing snapshot argument\n"));
goto usage;
}
- if (argc > 1) {
- (void) fprintf(stderr, gettext("too many arguments\n"));
- goto usage;
+
+ if (argc > 1)
+ multiple_snaps = B_TRUE;
+ for (; argc > 0; argc--, argv++) {
+ char *atp;
+ zfs_handle_t *zhp;
+
+ atp = strchr(argv[0], '@');
+ if (atp == NULL)
+ goto usage;
+ *atp = '\0';
+ sd.sd_snapname = atp + 1;
+ zhp = zfs_open(g_zfs, argv[0],
+ ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME);
+ if (zhp == NULL)
+ goto usage;
+ if (zfs_snapshot_cb(zhp, &sd) != 0)
+ goto usage;
}
- ret = zfs_snapshot(g_zfs, argv[0], recursive, props);
+ ret = zfs_snapshot_nvl(g_zfs, sd.sd_nvl, props);
+ nvlist_free(sd.sd_nvl);
nvlist_free(props);
- if (ret && recursive)
+ if (ret != 0 && multiple_snaps)
(void) fprintf(stderr, gettext("no snapshots were created\n"));
return (ret != 0);
usage:
+ nvlist_free(sd.sd_nvl);
nvlist_free(props);
usage(B_FALSE);
return (-1);
}
/*
- * zfs send [-vDp] -R [-i|-I <@snap>] <fs@snap>
- * zfs send [-vDp] [-i|-I <@snap>] <fs@snap>
- *
* Send a backup stream to stdout.
*/
static int
zfs_handle_t *zhp;
sendflags_t flags = { 0 };
int c, err;
- nvlist_t *dbgnv;
+ nvlist_t *dbgnv = NULL;
boolean_t extraverbose = B_FALSE;
/* check options */
- while ((c = getopt(argc, argv, ":i:I:RDpv")) != -1) {
+ while ((c = getopt(argc, argv, ":i:I:RDpvnP")) != -1) {
switch (c) {
case 'i':
if (fromname)
case 'p':
flags.props = B_TRUE;
break;
+ case 'P':
+ flags.parsable = B_TRUE;
+ flags.verbose = B_TRUE;
+ break;
case 'v':
if (flags.verbose)
extraverbose = B_TRUE;
flags.verbose = B_TRUE;
+ flags.progress = B_TRUE;
break;
case 'D':
flags.dedup = B_TRUE;
break;
+ case 'n':
+ flags.dryrun = B_TRUE;
+ break;
case ':':
(void) fprintf(stderr, gettext("missing argument for "
"'%c' option\n"), optopt);
usage(B_FALSE);
}
- if (isatty(STDOUT_FILENO)) {
+ if (!flags.dryrun && isatty(STDOUT_FILENO)) {
(void) fprintf(stderr,
gettext("Error: Stream can not be written to a terminal.\n"
"You must redirect standard output.\n"));
if (flags.replicate && fromname == NULL)
flags.doall = B_TRUE;
- err = zfs_send(zhp, fromname, toname, flags, STDOUT_FILENO, NULL, 0,
+ err = zfs_send(zhp, fromname, toname, &flags, STDOUT_FILENO, NULL, 0,
extraverbose ? &dbgnv : NULL);
- if (extraverbose) {
+ if (extraverbose && dbgnv != NULL) {
/*
* dump_nvlist prints to stdout, but that's been
* redirected to a file. Make it print to stderr
return (1);
}
- err = zfs_receive(g_zfs, argv[0], flags, STDIN_FILENO, NULL);
+ err = zfs_receive(g_zfs, argv[0], &flags, STDIN_FILENO, NULL);
return (err != 0);
}
argc--;
argv++;
opts->dataset = munge_args(argc, argv, un, 2, &opts->perms);
- } else if (argc == 1) {
+ } else if (argc == 1 && !un) {
opts->prt_perms = B_TRUE;
opts->dataset = argv[argc-1];
} else {
parse_allow_args(argc, argv, un, &opts);
/* try to open the dataset */
- if ((zhp = zfs_open(g_zfs, opts.dataset, ZFS_TYPE_FILESYSTEM))
- == NULL) {
- (void) fprintf(stderr, "Failed to open Dataset *%s*\n",
+ if ((zhp = zfs_open(g_zfs, opts.dataset, ZFS_TYPE_FILESYSTEM |
+ ZFS_TYPE_VOLUME)) == NULL) {
+ (void) fprintf(stderr, "Failed to open dataset: %s\n",
opts.dataset);
return (-1);
}
fs_perm_set_init(&fs_perm_set);
if (parse_fs_perm_set(&fs_perm_set, perm_nvl) != 0) {
- (void) fprintf(stderr, "Failed to parse fsacl permissionsn");
+ (void) fprintf(stderr, "Failed to parse fsacl permissions\n");
goto cleanup1;
}
return (error);
}
-/*
- * zfs allow [-r] [-t] <tag> <snap> ...
- *
- * -r Recursively hold
- * -t Temporary hold (hidden option)
- *
- * Apply a user-hold with the given tag to the list of snapshots.
- */
static int
zfs_do_allow(int argc, char **argv)
{
return (zfs_do_allow_unallow_impl(argc, argv, B_FALSE));
}
-/*
- * zfs unallow [-r] [-t] <tag> <snap> ...
- *
- * -r Recursively hold
- * -t Temporary hold (hidden option)
- *
- * Apply a user-hold with the given tag to the list of snapshots.
- */
static int
zfs_do_unallow(int argc, char **argv)
{
int i;
const char *tag;
boolean_t recursive = B_FALSE;
- boolean_t temphold = B_FALSE;
const char *opts = holding ? "rt" : "r";
int c;
case 'r':
recursive = B_TRUE;
break;
- case 't':
- temphold = B_TRUE;
- break;
case '?':
(void) fprintf(stderr, gettext("invalid option '%c'\n"),
optopt);
}
if (holding) {
if (zfs_hold(zhp, delim+1, tag, recursive,
- temphold, B_FALSE, -1, 0, 0) != 0)
+ B_FALSE, -1) != 0)
++errors;
} else {
if (zfs_release(zhp, delim+1, tag, recursive) != 0)
* zfs hold [-r] [-t] <tag> <snap> ...
*
* -r Recursively hold
- * -t Temporary hold (hidden option)
*
* Apply a user-hold with the given tag to the list of snapshots.
*/
holds_cbdata_t cb = { 0 };
int limit = 0;
- int ret;
+ int ret = 0;
int flags = 0;
/* check options */
print_holds(scripted, cb.cb_max_namelen, cb.cb_max_taglen, nvl);
if (nvlist_empty(nvl))
- (void) printf(gettext("no datasets available\n"));
+ (void) fprintf(stderr, gettext("no datasets available\n"));
nvlist_free(nvl);
}
/*
- * Interate over any nested datasets.
+ * Iterate over any nested datasets.
*/
if (zfs_iter_filesystems(zhp, get_one_dataset, data) != 0) {
zfs_close(zhp);
int flags = 0;
/* check options */
- while ((c = getopt(argc, argv, op == OP_MOUNT ? ":avo:" : "a"))
+ while ((c = getopt(argc, argv, op == OP_MOUNT ? ":avo:O" : "a"))
!= -1) {
switch (c) {
case 'a':
/* option validation is done later */
append_options(options, optarg);
break;
-
+ case 'O':
+ flags |= MS_OVERLAY;
+ break;
case ':':
(void) fprintf(stderr, gettext("missing argument for "
"'%c' option\n"), optopt);
unshare_unmount_path(int op, char *path, int flags, boolean_t is_manual)
{
zfs_handle_t *zhp;
- int ret;
+ int ret = 0;
struct stat64 statbuf;
struct extmnttab entry;
const char *cmdname = (op == OP_SHARE) ? "unshare" : "unmount";
char *tosnap = NULL;
char *fromsnap = NULL;
char *atp, *copy;
- int err;
+ int err = 0;
int c;
while ((c = getopt(argc, argv, "FHt")) != -1) {
int
main(int argc, char **argv)
{
- int ret;
+ int ret = 0;
int i = 0;
char *cmdname;
opterr = 0;
- if ((mnttab_file = fopen(MNTTAB, "r")) == NULL) {
- (void) fprintf(stderr, gettext("internal error: unable to "
- "open %s\n"), MNTTAB);
- return (1);
- }
-
/*
* Make sure the user has specified some command.
*/
if (strcmp(cmdname, "recv") == 0)
cmdname = "receive";
+ /*
+ * The 'snap' command is an alias for 'snapshot'
+ */
+ if (strcmp(cmdname, "snap") == 0)
+ cmdname = "snapshot";
+
/*
* Special case '-?'
*/
if ((g_zfs = libzfs_init()) == NULL)
return (1);
- zpool_set_history_str("zfs", argc, argv, history_str);
- verify(zpool_stage_history(g_zfs, history_str) == 0);
+ mnttab_file = g_zfs->libzfs_mnttab;
+
+ zfs_save_arguments(argc, argv, history_str, sizeof (history_str));
libzfs_print_on_error(g_zfs, B_TRUE);
}
libzfs_fini(g_zfs);
- (void) fclose(mnttab_file);
+ if (ret == 0 && log_history)
+ (void) zpool_log_history(g_zfs, history_str);
/*
* The 'ZFS_ABORT' environment variable causes us to dump core on exit