sbin/rconfig/rconfig.c

   1 /*
   2  * rconfig - Remote configurator
   3  *
   4  *      rconfig [-W workingdir] [server_ip[:tag]]
   5  *      rconfig [-f configfile] -s
   6  *
   7  * Copyright (c) 2003,2004 The DragonFly Project.  All rights reserved.
   8  *
   9  * This code is derived from software contributed to The DragonFly Project
  10  * by Matthew Dillon <dillon@backplane.com>
  11  *
  12  * Redistribution and use in source and binary forms, with or without
  13  * modification, are permitted provided that the following conditions
  14  * are met:
  15  *
  16  * 1. Redistributions of source code must retain the above copyright
  17  *    notice, this list of conditions and the following disclaimer.
  18  * 2. Redistributions in binary form must reproduce the above copyright
  19  *    notice, this list of conditions and the following disclaimer in
  20  *    the documentation and/or other materials provided with the
  21  *    distribution.
  22  * 3. Neither the name of The DragonFly Project nor the names of its
  23  *    contributors may be used to endorse or promote products derived
  24  *    from this software without specific, prior written permission.
  25  *
  26  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  28  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  29  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
  30  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  31  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
  32  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  33  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  34  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  35  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  36  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  37  * SUCH DAMAGE.
  38  *
  39  * $DragonFly: src/sbin/rconfig/rconfig.c,v 1.4 2007/02/20 15:52:43 swildner Exp $
  40  */
  41
  42 #include "defs.h"
  43
  44 const char *WorkDir = "/tmp";
  45 const char *ConfigFiles = "/etc/defaults/rconfig.conf:/etc/rconfig.conf";
  46 const char *TagDir = "/usr/local/etc/rconfig";
  47 tag_t AddrBase;
  48 tag_t VarBase;
  49 int VerboseOpt;
  50
  51 static void usage(int code);
  52 static void addTag(tag_t *basep, const char *tag, int flags);
  53
  54 int
  55 main(int ac, char **av)
  56 {
  57     int ch;
  58     int i;
  59     int serverMode = 0;
  60
  61     while ((ch = getopt(ac, av, "aD:W:irt:f:sv")) != -1) {
  62         switch(ch) {
  63         case 'a':       /* auto tag / standard broadcast */
  64             addTag(&AddrBase, NULL, 0);
  65             break;
  66         case 'W':       /* specify working directory */
  67             WorkDir = optarg;
  68             break;
  69         case 'T':
  70             TagDir = optarg;
  71             break;
  72         case 'C':       /* specify server config file(s) (colon delimited) */
  73             ConfigFiles = optarg;
  74             break;
  75         case 's':       /* run as server using config file */
  76             serverMode = 1;
  77             break;
  78         case 'v':
  79             VerboseOpt = 1;
  80             break;
  81         default:
  82             usage(1);
  83             /* not reached */
  84         }
  85     }
  86     for (i = optind; i < ac; ++i) {
  87         if (strchr(av[i], '='))
  88             addTag(&VarBase, av[i], 0);
  89         else
  90             addTag(&AddrBase, av[i], 0);
  91     }
  92     if (AddrBase == NULL)
  93         usage(1);
  94     if (AddrBase && AddrBase->name == NULL && AddrBase->next) {
  95         fprintf(stderr,
  96                 "You cannot specify both -a AND a list of hosts.  If you want\n"
  97                 "to use auto-broadcast mode with a tag other than 'auto',\n"
  98                 "just specify the tag without a host, e.g. ':<tag>'\n");
  99         exit(1);
 100     }
 101     if (serverMode)
 102         doServer();
 103     else
 104         doClient();
 105     return(0);
 106 }
 107
 108 static
 109 void
 110 addTag(tag_t *basep, const char *name, int flags)
 111 {
 112     tag_t tag = calloc(sizeof(struct tag), 1);
 113
 114     while ((*basep) != NULL)
 115         basep = &(*basep)->next;
 116
 117     tag->name = name;
 118     tag->flags = flags;
 119     *basep = tag;
 120 }
 121
 122 static void
 123 usage(int code)
 124 {
 125     fprintf(stderr, "rconfig [-W workdir] [-f servconfig] "
 126                     "[-s] [var=data]* [server_ip[:tag]]* \n");
 127     exit(code);
 128 }
 129