bin/dbupdate/process.cc

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FUNCTIONS

This source file includes following functions.
  1. process_networkupdate

   1 /***************************************
   2   $Revision: 1.7 $
   3 
   4   process.cc 
   5 
   6   Status: NOT REVIEWED, TESTED
   7 
   8   Author(s):       Engin Gunduz
   9 
  10   ******************/ /******************
  11   Modification History:
  12         engin (01/03/2001) Created.
  13   ******************/ /******************
  14   Copyright (c) 2001                              RIPE NCC
  15 
  16   All Rights Reserved
  17 
  18   Permission to use, copy, modify, and distribute this software and its
  19   documentation for any purpose and without fee is hereby granted,
  20   provided that the above copyright notice appear in all copies and that
  21   both that copyright notice and this permission notice appear in
  22   supporting documentation, and that the name of the author not be
  23   used in advertising or publicity pertaining to distribution of the
  24   software without specific, written prior permission.
  25 
  26   THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
  27   ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS; IN NO EVENT SHALL
  28   AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
  29   DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
  30   AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  31   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  32  ***************************************/
  33 
  34 
  35 
  36 
  37 
  38 #include "dbupdate.h"
  39 #include "process.h"
  40 
  41 extern char * copyright_notice;
  42 extern char * netupdclientIP;
  43 
  44 extern int count_successful;
  45 extern int count_unsuccessful;
  46 
  47 /* process_networkupdate function processes network updates. Since dbupdate is 
  48    invoked by inetd for networkupdates, we simply read the standard input to get 
  49    the objects. It must process an object as soon as it reads it from the stdin.
  50    That is, there is no need for keeping a linked list of objects, so there
  51    won't be any object reordering */
  52 
  53 void process_networkupdate(credentials_struct credentials,  
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  54                            GHashTable * AUTO_NIC_hdl_hash, 
  55                            char * ack_file_name, 
  56                            GHashTable * ntfy_hash,
  57                            GHashTable * forw_hash,
  58                            GHashTable * cross_hash){
  59 
  60 
  61 GSList *next = NULL;
  62 int object_count = 0;
  63 char *object = NULL;
  64 char * line;
  65 int result = 0;
  66 ip_addr_t *peerip;
  67 
  68     /* here we will check if the peer is authorised to do networkupdates */
  69 
  70     /* get the IP of the peer. */
  71     peerip = (ip_addr_t *)malloc(sizeof(ip_addr_t));
  72     SK_getpeerip(0, peerip);
  73 
  74     /* convert it to a char *, for reporting */
  75     netupdclientIP = (char *)malloc(64);
  76     IP_addr_b2a(peerip, netupdclientIP, 64);
  77    
  78     /* and check if the peer has permission to do networkupdate 
  79        As the "source" to AA_can_networkupdate we use the first
  80        updatable source. Since currently we don't support multiple 
  81        sources, this is not a problem but when we support it, we must change this.
  82        Or, rather, we can simply change AA_can_networkupdate not to ask for
  83        a source. This probably also requires changing aaa table of the ripadmin
  84        db.  */
  85     if(!AA_can_networkupdate(peerip, sources[0])){
  86       
  87       printf("\n\n***You are not authorized to do network updates***\n\n");
  88       close(0);
  89       exit(1);
  90 
  91     }
  92   
  93     /* print the copyright notice (PW_RESP_HEADER) */
  94     printf("\n%s\n", copyright_notice);
  95     fflush(0);
  96 
  97     line = (char *)malloc(1024);
  98 
  99   
 100     while(fgets(line, 1023, stdin ) != NULL){
 101 
 102       /* first, if it is a pasword, save it, but do not regard it as an attrib */ 
 103       if(strstr(line, "password:") == line){
 104         credentials.password_list = g_slist_append(credentials.password_list, 
 105                                       g_strstrip(strdup(line + strlen("password:"))));
 106         continue;
 107 
 108       }
 109       line = UP_remove_EOLs(line); /* remove '\n's and '\r' first */
 110 
 111       /* remove trailing white space */
 112       line = g_strchomp(line); 
 113 
 114       if(strlen(line) == 0){/* then, this was an empty line */
 115 
 116         if(object != NULL){
 117 
 118            /* first log the object */
 119            UP_log_networkupdate(object, netupdclientIP);
 120 
 121            result = process_object(object, credentials, AUTO_NIC_hdl_hash, ack_file_name,
 122                       ntfy_hash, forw_hash, cross_hash);
 123            
 124            /* keep a tally */
 125            if(result == UP_OK){
 126              count_successful++;
 127            }else{
 128              count_unsuccessful++;
 129            }
 130            
 131            free(object);
 132            object = NULL;
 133 
 134         }
 135 
 136       }else{
 137         if(object == NULL && strlen(line) != 0){
 138 
 139           object = (char *)malloc(strlen(line) + 2);
 140           object = strcpy(object, line);
 141           object = strcat(object, "\n"); /* add EOL again (we removed it before) */
 142 
 143         }
 144         else{
 145 
 146           object = (char *)realloc(object, strlen(object) + strlen(line) + 2);
 147           object = strcat(object, line);
 148           object = strcat(object, "\n");
 149 
 150         }
 151       }
 152       
 153     }
 154 
 155 
 156     /* now, if at the very and of the input file there wasn't an 
 157        empty line, we have to add the remaining object in the 'object'
 158        variable */
 159     if(object != NULL){
 160        process_object(object, credentials, AUTO_NIC_hdl_hash, ack_file_name,
 161                       ntfy_hash, forw_hash, cross_hash);
 162        /* keep a tally */
 163        if(result == UP_OK){
 164          count_successful++;
 165        }else{
 166          count_unsuccessful++;
 167        }
 168        
 169        object = NULL;
 170     }
 171 
 172     close(0);
 173 
 174   
 175 }/* process_networkupdate */
 176 
 177 
 178 
 179 

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