send_doall.c

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    1 /*
    2  * CDDL HEADER START
    3  *
    4  * The contents of this file are subject to the terms of the
    5  * Common Development and Distribution License (the "License").
    6  * You may not use this file except in compliance with the License.
    7  *
    8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
    9  * or https://opensource.org/licenses/CDDL-1.0.
   10  * See the License for the specific language governing permissions
   11  * and limitations under the License.
   12  *
   13  * When distributing Covered Code, include this CDDL HEADER in each
   14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
   15  * If applicable, add the following below this CDDL HEADER, with the
   16  * fields enclosed by brackets "[]" replaced with your own identifying
   17  * information: Portions Copyright [yyyy] [name of copyright owner]
   18  *
   19  * CDDL HEADER END
   20  */
   21 
   22 /*
   23  * Portions Copyright 2020 iXsystems, Inc.
   24  */
   25 
   26 /*
   27  * Test a corner case : a "doall" send without children datasets.
   28  */
   29 
   30 #include <libzfs.h>
   31 #include <libzfs_core.h>
   32 
   33 #include <fcntl.h>
   34 #include <stdlib.h>
   35 #include <string.h>
   36 #include <unistd.h>
   37 #include <sysexits.h>
   38 #include <err.h>
   39 
   40 static void
   41 usage(const char *name)
   42 {
   43         fprintf(stderr, "usage: %s snap\n", name);
   44         exit(EX_USAGE);
   45 }
   46 
   47 int
   48 main(int argc, char const * const argv[])
   49 {
   50         sendflags_t flags = { 0 };
   51         libzfs_handle_t *zhdl;
   52         zfs_handle_t *zhp;
   53         const char *tofull, *fsname, *tosnap, *p;
   54         int error;
   55 
   56         if (argc != 2)
   57                 usage(argv[0]);
   58 
   59         tofull = argv[1];
   60 
   61         p = strchr(tofull, '@');
   62         if (p == NULL)
   63                 usage(argv[0]);
   64         tosnap = p + 1;
   65 
   66         fsname = strndup(tofull, p - tofull);
   67 
   68         zhdl = libzfs_init();
   69         if (zhdl == NULL)
   70                 errx(EX_OSERR, "libzfs_init(): %s", libzfs_error_init(errno));
   71 
   72         zhp = zfs_open(zhdl, fsname, ZFS_TYPE_FILESYSTEM);
   73         if (zhp == NULL)
   74                 err(EX_OSERR, "zfs_open(\"%s\")", fsname);
   75 
   76         flags.doall = B_TRUE;
   77 
   78         error = zfs_send(zhp, NULL, tosnap, &flags,
   79             STDOUT_FILENO, NULL, NULL, NULL);
   80 
   81         zfs_close(zhp);
   82 
   83         libzfs_fini(zhdl);
   84         free((void *)fsname);
   85 
   86         return (error);
   87 }

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FreeBSD/Linux Kernel Cross Reference sys/contrib/openzfs/tests/zfs-tests/cmd/send_doall.c

FreeBSD/Linux Kernel Cross Reference
sys/contrib/openzfs/tests/zfs-tests/cmd/send_doall.c