source/wsmbconf.c

   1 /*
   2    Unix SMB/Netbios implementation.
   3    Version 1.9.
   4    html smb.conf editing - prototype only
   5    Copyright (C) Andrew Tridgell 1997
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20 */
  21
  22 #ifdef SYSLOG
  23 #undef SYSLOG
  24 #endif
  25
  26 #include "includes.h"
  27 #include "smb.h"
  28
  29 #define SDEFAULTS "Service defaults"
  30 #define SGLOBAL "Global Parameters"
  31 #define GLOBALS_SNUM -2
  32 #define DEFAULTS_SNUM -1
  33
  34 static pstring servicesf = CONFIGFILE;
  35
  36
  37 /* start the page with standard stuff */
  38 static void print_header(void)
  39 {
  40         printf("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 3.2//EN\">\n");
  41         printf("<HTML>\n<HEAD>\n<TITLE>smb.conf</TITLE>\n</HEAD>\n<BODY>\n\n");
  42 }
  43
  44
  45 /* finish off the page */
  46 static void print_footer(void)
  47 {
  48         printf("\n</BODY>\n</HTML>\n");
  49 }
  50
  51 /* display a servce, ready for editing */
  52 static void show_service(int snum, int allparameters)
  53 {
  54         int i = 0;
  55         pstring label, value;
  56         char *sname;
  57
  58         if (snum == GLOBALS_SNUM)
  59                 sname = SGLOBAL;
  60         else if (snum == DEFAULTS_SNUM)
  61                 sname = SDEFAULTS;
  62         else sname = lp_servicename(snum);
  63
  64         printf("\n<p><table border=0>\n<tr>\n<td></td><td>\n\n");
  65         printf("<form method=POST>\n");
  66         printf("<H3>%s</H3>\n", sname);
  67         printf("<input type=hidden name=service value=\"%s\">\n", sname);
  68         printf("<input type=submit name=request value=Change>\n");
  69         printf("<input type=submit name=request value=Rename>\n");
  70         printf("<input type=submit name=request value=Copy>\n");
  71         printf("<input type=submit name=request value=Remove>\n");
  72         printf("<br><input name=newvalue><br>\n");
  73         printf("<select name=parameter size=5>\n");
  74
  75         while (lp_next_parameter(snum, &i, label, value, allparameters)) {
  76                 printf("<option value=\"%s\">%s = %s\n",
  77                        label, label, value);
  78         }
  79
  80         printf("</select>\n");
  81         printf("</form>\n</td>\n</tr>\n</table>\n");
  82
  83         printf("<p>\n");
  84 }
  85
  86
  87 /* loop over all services, displaying them one after the other */
  88 static void show_services(void)
  89 {
  90         int i;
  91         int n;
  92         int allparameters = cgi_boolean("allparameters", 0);
  93
  94         printf("<FORM METHOD=POST>\n");
  95         printf("<p>Show all parameters?\n");
  96         printf("<INPUT NAME=allparameters TYPE=checkbox VALUE=1 %s>\n",
  97                allparameters?"CHECKED":"");
  98
  99         printf("<INPUT TYPE=submit NAME=reload VALUE=Reload>\n");
 100
 101         printf("</FORM>\n");
 102
 103         n = lp_numservices();
 104
 105         show_service(GLOBALS_SNUM, allparameters);
 106         show_service(DEFAULTS_SNUM, allparameters);
 107
 108         for (i=0;i<n;i++)
 109                 if (VALID_SNUM(i))
 110                         show_service(i, allparameters);
 111 }
 112
 113
 114 /* load the smb.conf file into loadparm. */
 115 static int load_config(void)
 116 {
 117         setuid(0);
 118         if (!lp_load(servicesf,False)) {
 119                 printf("<b>Can't load %s - using defaults</b><p>\n",
 120                        servicesf);
 121         }
 122         return 1;
 123 }
 124
 125
 126 static int save_reload(void)
 127 {
 128         FILE *f;
 129
 130         f = fopen(servicesf,"w");
 131         if (!f) {
 132                 printf("failed to open %s for writing\n", servicesf);
 133                 return 0;
 134         }
 135
 136         fprintf(f, "# Samba config file created using wsmbconf\n");
 137
 138         lp_dump(f);
 139
 140         fclose(f);
 141
 142         lp_killunused(NULL);
 143
 144         if (!lp_load(servicesf,False)) {
 145                 printf("Can't reload %s\n", servicesf);
 146                 return 0;
 147         }
 148
 149         return 1;
 150 }
 151
 152 static void process_requests(void)
 153 {
 154         char *req = cgi_variable("request");
 155         char *newvalue = cgi_variable("newvalue");
 156         char *parameter = cgi_variable("parameter");
 157         char *service = cgi_variable("service");
 158         int snum=0;
 159
 160         if (!req) return;
 161
 162         if (service) {
 163                 /* work out what service it is */
 164                 if (strcmp(service,SGLOBAL) == 0) {
 165                         snum = GLOBALS_SNUM;
 166                 } else if (strcmp(service,SDEFAULTS) == 0) {
 167                         snum = DEFAULTS_SNUM;
 168                 } else {
 169                         snum = lp_servicenumber(service);
 170                         if (snum < 0) return;
 171                 }
 172         }
 173
 174         if (!newvalue)
 175                 newvalue = "";
 176
 177         if (strcmp(req,"Change") == 0) {
 178                 /* change the value of a parameter */
 179                 if (!parameter || !service) return;
 180
 181                 lp_do_parameter(snum, parameter, newvalue);
 182         } else if (strcmp(req,"Rename") == 0) {
 183                 /* rename a service */
 184                 if (!newvalue || !service) return;
 185
 186                 lp_rename_service(snum, newvalue);
 187         } else if (strcmp(req,"Remove") == 0) {
 188                 /* remove a service */
 189                 if (!service) return;
 190
 191                 lp_remove_service(snum);
 192         } else if (strcmp(req,"Copy") == 0) {
 193                 /* copy a service */
 194                 if (!service || !newvalue) return;
 195
 196                 lp_copy_service(snum, newvalue);
 197         }
 198
 199         save_reload();
 200 }
 201
 202
 203 int main(int argc, char *argv[])
 204 {
 205         extern char *optarg;
 206         extern int optind;
 207         extern FILE *dbf;
 208         int opt;
 209
 210         dbf = fopen("/dev/null", "w");
 211
 212         if (!dbf) dbf = stderr;
 213
 214         cgi_setup(WEB_ROOT);
 215
 216
 217         while ((opt = getopt(argc, argv,"s:")) != EOF) {
 218                 switch (opt) {
 219                 case 's':
 220                         pstrcpy(servicesf,optarg);
 221                         break;
 222                 }
 223         }
 224
 225
 226         print_header();
 227
 228         charset_initialise();
 229
 230         if (load_config()) {
 231                 cgi_load_variables(NULL);
 232                 process_requests();
 233                 show_services();
 234         }
 235         print_footer();
 236         return 0;
 237 }