source3/web/statuspage.c

   1 /*
   2    Unix SMB/Netbios implementation.
   3    Version 1.9.
   4    web status page
   5    Copyright (C) Andrew Tridgell 1997-1998
   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 #include "includes.h"
  23
  24
  25 static char *tstring(time_t t)
  26 {
  27         static pstring buf;
  28         pstrcpy(buf, asctime(LocalTime(&t)));
  29         string_sub(buf," ","&nbsp;");
  30         return buf;
  31 }
  32
  33 static void print_share_mode(share_mode_entry *e, char *fname)
  34 {
  35         printf("<tr><td>%d</td>",e->pid);
  36         printf("<td>");
  37         switch ((e->share_mode>>4)&0xF) {
  38         case DENY_NONE: printf("DENY_NONE"); break;
  39         case DENY_ALL:  printf("DENY_ALL   "); break;
  40         case DENY_DOS:  printf("DENY_DOS   "); break;
  41         case DENY_READ: printf("DENY_READ  "); break;
  42         case DENY_WRITE:printf("DENY_WRITE "); break;
  43         }
  44         printf("</td>");
  45
  46         printf("<td>");
  47         switch (e->share_mode&0xF) {
  48         case 0: printf("RDONLY     "); break;
  49         case 1: printf("WRONLY     "); break;
  50         case 2: printf("RDWR       "); break;
  51         }
  52         printf("</td>");
  53
  54         printf("<td>");
  55         if((e->op_type &
  56             (EXCLUSIVE_OPLOCK|BATCH_OPLOCK)) ==
  57            (EXCLUSIVE_OPLOCK|BATCH_OPLOCK))
  58                 printf("EXCLUSIVE+BATCH ");
  59         else if (e->op_type & EXCLUSIVE_OPLOCK)
  60                 printf("EXCLUSIVE       ");
  61         else if (e->op_type & BATCH_OPLOCK)
  62                 printf("BATCH           ");
  63         else
  64                 printf("NONE            ");
  65         printf("</td>");
  66
  67         printf("<td>%s</td><td>%s</td></tr>\n",
  68                fname,tstring(e->time.tv_sec));
  69 }
  70
  71
  72 /* show the current server status */
  73 void status_page(void)
  74 {
  75         struct connect_record crec;
  76         pstring fname;
  77         FILE *f;
  78         char *v;
  79         int autorefresh=0;
  80         int refresh_interval=30;
  81
  82         if (cgi_variable("smbd_start")) {
  83                 start_smbd();
  84         }
  85
  86         if (cgi_variable("smbd_stop")) {
  87                 stop_smbd();
  88         }
  89
  90         if (cgi_variable("nmbd_start")) {
  91                 start_nmbd();
  92         }
  93
  94         if (cgi_variable("nmbd_stop")) {
  95                 stop_nmbd();
  96         }
  97
  98         if (cgi_variable("autorefresh")) {
  99                 autorefresh = 1;
 100         } else if (cgi_variable("norefresh")) {
 101                 autorefresh = 0;
 102         } else if (cgi_variable("refresh")) {
 103                 autorefresh = 1;
 104         }
 105
 106         if ((v=cgi_variable("refresh_interval"))) {
 107                 refresh_interval = atoi(v);
 108         }
 109
 110         if (autorefresh) {
 111                 printf("<META HTTP-EQUIV=refresh CONTENT=\"%d;URL=%s/status?refresh=1&refresh_interval=%d\">\n",
 112                        refresh_interval, cgi_baseurl(), refresh_interval);
 113         }
 114
 115         pstrcpy(fname,lp_lockdir());
 116         standard_sub_basic(fname);
 117         trim_string(fname,"","/");
 118         strcat(fname,"/STATUS..LCK");
 119
 120
 121         f = fopen(fname,"r");
 122         if (f) {
 123                 while (!feof(f)) {
 124                         if (fread(&crec,sizeof(crec),1,f) != 1) break;
 125                         if (crec.magic == 0x280267 && crec.cnum == -1 &&
 126                             process_exists(crec.pid)) {
 127                                 char buf[30];
 128                                 sprintf(buf,"kill_%d", crec.pid);
 129                                 if (cgi_variable(buf)) {
 130                                         kill_pid(crec.pid);
 131                                 }
 132                         }
 133                 }
 134                 fclose(f);
 135         }
 136
 137         printf("<H2>Server Status</H2>\n");
 138
 139         printf("<FORM method=post>\n");
 140
 141         if (!autorefresh) {
 142                 printf("<input type=submit value=\"Auto Refresh\" name=autorefresh>\n");
 143                 printf("<br>Refresh Interval: ");
 144                 printf("<input type=text size=2 name=\"refresh_interval\" value=%d>\n",
 145                        refresh_interval);
 146         } else {
 147                 printf("<input type=submit value=\"Stop Refreshing\" name=norefresh>\n");
 148                 printf("<br>Refresh Interval: %d\n", refresh_interval);
 149                 printf("<input type=hidden name=refresh value=1>\n");
 150         }
 151
 152         printf("<p>\n");
 153
 154         f = fopen(fname,"r");
 155         if (!f) {
 156                 printf("Couldn't open status file %s\n",fname);
 157                 if (!lp_status(-1))
 158                         printf("You need to have status=yes in your smb config file\n");
 159                 return;
 160         }
 161
 162
 163         printf("<table>\n");
 164
 165         printf("<tr><td>version:</td><td>%s</td></tr>",VERSION);
 166
 167         fflush(stdout);
 168         if (smbd_running()) {
 169                 printf("<tr><td>smbd:</td><td>running</td><td><input type=submit name=\"smbd_stop\" value=\"Stop smbd\"></td></tr>\n");
 170         } else {
 171                 printf("<tr><td>smbd:</td><td>not running</td><td><input type=submit name=\"smbd_start\" value=\"Start smbd\"></td></tr>\n");
 172         }
 173
 174         fflush(stdout);
 175         if (nmbd_running()) {
 176                 printf("<tr><td>nmbd:</td><td>running</td><td><input type=submit name=\"nmbd_stop\" value=\"Stop nmbd\"></td></tr>\n");
 177         } else {
 178                 printf("<tr><td>nmbd:</td><td>not running</td><td><input type=submit name=\"nmbd_start\" value=\"Start nmbd\"></td></tr>\n");
 179         }
 180
 181         printf("</table>\n");
 182         fflush(stdout);
 183
 184
 185         if (geteuid() != 0)
 186                 printf("<b>NOTE: You are not logged in as root and won't be able to start/stop the server</b><p>\n");
 187
 188         printf("<p><h3>Active Connections</h3>\n");
 189         printf("<table border=1>\n");
 190         printf("<tr><th>PID</th><th>Client</th><th>IP address</th><th>Date</th><th>Kill</th></tr>\n");
 191
 192         while (!feof(f)) {
 193                 if (fread(&crec,sizeof(crec),1,f) != 1)
 194                         break;
 195                 if (crec.magic == 0x280267 &&
 196                     crec.cnum == -1 &&
 197                     process_exists(crec.pid)) {
 198                         printf("<tr><td>%d</td><td>%s</td><td>%s</td><td>%s</td><td><input type=submit value=\"X\" name=\"kill_%d\"></td></tr>\n",
 199                                crec.pid,
 200                                crec.machine,crec.addr,
 201                                tstring(crec.start),
 202                                crec.pid);
 203                 }
 204         }
 205
 206         printf("</table><p>\n");
 207
 208         fseek(f, 0, SEEK_SET);
 209
 210         printf("<p><h3>Active Shares</h3>\n");
 211         printf("<table border=1>\n");
 212         printf("<tr><th>Share</th><th>User</th><th>Group</th><th>PID</th><th>Client</th><th>Date</th></tr>\n\n");
 213
 214         while (!feof(f)) {
 215                 if (fread(&crec,sizeof(crec),1,f) != 1)
 216                         break;
 217                 if (crec.cnum == -1) continue;
 218                 if (crec.magic == 0x280267 && process_exists(crec.pid)) {
 219                         printf("<tr><td>%s</td><td>%s</td><td>%s</td><td>%d</td><td>%s</td><td>%s</td></tr>\n",
 220                                crec.name,uidtoname(crec.uid),
 221                                gidtoname(crec.gid),crec.pid,
 222                                crec.machine,
 223                                tstring(crec.start));
 224                 }
 225         }
 226
 227         printf("</table><p>\n");
 228
 229         printf("<h3>Open Files</h3>\n");
 230         printf("<table border=1>\n");
 231         printf("<tr><th>PID</th><th>Sharing</th><th>R/W</th><th>Oplock</th><th>File</th><th>Date</th></tr>\n");
 232
 233         locking_init(1);
 234         share_mode_forall(print_share_mode);
 235         locking_end();
 236         printf("</table>\n");
 237
 238         fclose(f);
 239
 240         printf("</FORM>\n");
 241 }
 242