sbin/hammer2/cmd_remote.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  * by Venkatesh Srinivas <vsrinivas@dragonflybsd.org>
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in
  16  *    the documentation and/or other materials provided with the
  17  *    distribution.
  18  * 3. Neither the name of The DragonFly Project nor the names of its
  19  *    contributors may be used to endorse or promote products derived
  20  *    from this software without specific, prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  23  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  24  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  25  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
  26  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  27  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
  28  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  29  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  30  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  31  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  32  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36 #include "hammer2.h"
  37
  38 int
  39 cmd_remote_connect(const char *sel_path, const char *url)
  40 {
  41         hammer2_ioc_remote_t remote;
  42         int ecode = 0;
  43         int fd;
  44
  45         if ((fd = hammer2_ioctl_handle(sel_path)) < 0)
  46                 return(1);
  47         bzero(&remote, sizeof(remote));
  48         remote.copyid = -1;
  49         remote.fd = -1;
  50         if (strlen(url) >= sizeof(remote.copy1.path)) {
  51                 fprintf(stderr, "hammer2: connect: Path too long\n");
  52                 close(fd);
  53                 return(1);
  54         }
  55         snprintf((char*)remote.copy1.path, sizeof(remote.copy1.path), "%s",
  56                  url);
  57         if (ioctl(fd, HAMMER2IOC_REMOTE_ADD, &remote) < 0) {
  58                 perror("ioctl");
  59                 ecode = 1;
  60         }
  61         close(fd);
  62         return ecode;
  63 }
  64
  65 int
  66 cmd_remote_disconnect(const char *sel_path, const char *url)
  67 {
  68         hammer2_ioc_remote_t remote;
  69         int ecode = 0;
  70         int fd;
  71
  72         if ((fd = hammer2_ioctl_handle(sel_path)) < 0)
  73                 return(1);
  74         bzero(&remote, sizeof(remote));
  75         remote.copyid = -1;
  76         remote.fd = -1;
  77         if (strlen(url) >= sizeof(remote.copy1.path)) {
  78                 fprintf(stderr, "hammer2: disconnect: Path too long\n");
  79                 close(fd);
  80                 return(1);
  81         }
  82         snprintf((char*)remote.copy1.path, sizeof(remote.copy1.path), "%s",
  83                  url);
  84         if (ioctl(fd, HAMMER2IOC_REMOTE_DEL, &remote) < 0) {
  85                 perror("ioctl");
  86                 ecode = 1;
  87         }
  88         close(fd);
  89         return ecode;
  90 }
  91
  92 int
  93 cmd_remote_status(const char *sel_path, int all_opt __unused)
  94 {
  95         hammer2_ioc_remote_t remote;
  96         int ecode = 0;
  97         int count = 0;
  98         int fd;
  99
 100         if ((fd = hammer2_ioctl_handle(sel_path)) < 0)
 101                 return(1);
 102         bzero(&remote, sizeof(remote));
 103
 104         while ((remote.copyid = remote.nextid) >= 0) {
 105                 if (ioctl(fd, HAMMER2IOC_REMOTE_SCAN, &remote) < 0) {
 106                         perror("ioctl");
 107                         ecode = 1;
 108                         break;
 109                 }
 110                 if (remote.copy1.copyid == 0)
 111                         continue;
 112                 if (count == 0)
 113                         printf("CPYID LABEL           STATUS PATH\n");
 114                 printf("%5d %-15s %c%c%c.%02x %s\n",
 115                         remote.copy1.copyid,
 116                         remote.copy1.label,
 117                         '-', '-', '-',
 118                         remote.copy1.priority,
 119                         remote.copy1.path);
 120                 ++count;
 121         }
 122         if (count == 0)
 123                 printf("No linkages found\n");
 124         return (ecode);
 125 }