sbin/hammer2/cmd_stat.c

   1 /*
   2  * Copyright (c) 2011-2012 The DragonFly Project.  All rights reserved.
   3  *
   4  * This code is derived from software contributed to The DragonFly Project
   5  * by Matthew Dillon <dillon@dragonflybsd.org>
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  *
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in
  15  *    the documentation and/or other materials provided with the
  16  *    distribution.
  17  * 3. Neither the name of The DragonFly Project nor the names of its
  18  *    contributors may be used to endorse or promote products derived
  19  *    from this software without specific, prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  24  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
  25  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  26  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
  27  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  28  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  29  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  30  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  31  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  */
  34
  35 #include "hammer2.h"
  36
  37 /*
  38  * Should be run as root.  Creates /etc/hammer2/rsa.{pub,prv} using
  39  * an openssl command.
  40  */
  41 int
  42 cmd_stat(int ac, const char **av)
  43 {
  44         hammer2_ioc_inode_t ino;
  45         const char *cdir = ".";
  46         int ecode = 0;
  47         int w;
  48         int i;
  49         int fd;
  50
  51         if (ac == 0) {
  52                 ac = 1;
  53                 av = &cdir;
  54         }
  55         for (i = w = 0; i < ac; ++i) {
  56                 if (w < (int)strlen(av[i]))
  57                         w = (int)strlen(av[i]);
  58         }
  59         if (w < 16)
  60                 w = 16;
  61         printf("%-*.*s ncp  data-use inode-use comp               check        quota\n",
  62                 w, w, "PATH");
  63         for (i = 0; i < ac; ++i) {
  64                 if ((fd = open(av[i], O_RDONLY)) < 0) {
  65                         fprintf(stderr, "%s: %s\n", av[i], strerror(errno));
  66                         ecode = 1;
  67                         continue;
  68                 }
  69                 if (ioctl(fd, HAMMER2IOC_INODE_GET, &ino) < 0) {
  70                         fprintf(stderr, "%s: %s\n", av[i], strerror(errno));
  71                         ecode = 1;
  72                         continue;
  73                 }
  74                 printf("%-*.*s ", w, w, av[i]);
  75                 printf("%3d ", ino.ip_data.meta.ncopies);
  76                 printf("%9s ", sizetostr(ino.data_count));
  77                 printf("%9s ", counttostr(ino.inode_count));
  78                 printf("%-18s ", hammer2_compmode_to_str(
  79                         ino.ip_data.meta.comp_algo));
  80                 printf("%-12s ", hammer2_checkmode_to_str(
  81                         ino.ip_data.meta.check_algo));
  82                 if (ino.ip_data.meta.data_quota ||
  83                     ino.ip_data.meta.inode_quota) {
  84                         printf("%s",
  85                                 sizetostr(ino.ip_data.meta.data_quota));
  86                         printf("/%-12s",
  87                                 counttostr(ino.ip_data.meta.inode_quota));
  88                 }
  89                 printf("\n");
  90         }
  91         return ecode;
  92 }