## bin/rip/whois_rip.c

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## FUNCTIONS

This source file includes following functions.

1. error_init
2. install_signal_handler
3. main

       1 /***************************************
       2   $Revision: 1.27 $
       3
       4   Example code: main server code.
       5
       6   Status: NOT REVUED, TESTED
       7
       8   Author:       Chris Ottrey + pretty much everybody else involved :-)
       9
      10   +html+ <DL COMPACT>
      11   +html+ <DT>Online References:
      12   +html+ <DD><UL>
      13   +html+ </UL>
      14   +html+ </DL>
      15
      16   ******************/ /******************
      17   Modification History:
      18         ottrey (09/03/1999) Created.
      19   ******************/ /******************
      20   Copyright (c) 1993, 1994, 1995, 1996, 1997  The TERENA Association
      21   Copyright (c) 1998                              RIPE NCC
      22
      23   All Rights Reserved
      24
      25   Permission to use, copy, modify, and distribute this software and its
      26   documentation for any purpose and without fee is hereby granted,
      27   provided that the above copyright notice appear in all copies and that
      28   both that copyright notice and this permission notice appear in
      29   supporting documentation, and that the name of the author not be
      30   used in advertising or publicity pertaining to distribution of the
      31   software without specific, written prior permission.
      32
      33   THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
      34   ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS; IN NO EVENT SHALL
      35   AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
      36   DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
      37   AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
      38   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
      39   ***************************************/
      40
      41 #include <signal.h>
      42 #include "erroutines.h"
      43 #include "constants.h"
      44 #include "properties.h"
      45 #include "server.h"
      46 #include "bitmask.h"
      47 #include "thread.h"
      48 #include "memwrap.h"
      49
      50 #include "ca_configFns.h"
      51 #include "ca_macros.h"
      52 #include "ca_srcAttribs.h"
      53
      54 #include "sk.h"
      55
      56 void error_init(int argc, char ** argv) {
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      57   char *slash;
      58   char progname[32];
      59
      60   slash = strrchr(argv[0],'/');
      61   strncpy(progname, (slash != NULL) ? slash+1 : argv[0], 31);
      62   progname[31]=0;
      63
      64
      65   ER_init(progname, 1);
      66
      67 #if 0
      68   /* add one more definition */
      69   {
      70     char *err_msg = NULL;
      71     char *buf =
      72       "CREATE test { FORMAT SEVCHAR|FACSYMB|TEXTLONG|DATETIME SOCK 2 }"
      73       "( FAC rp ASP RP_SRCH_GEN|RP_SRCH_DET|RP_LOAD_GEN SEV d-f ) "
      74       "( FAC QI|SQ ASP SQ_QRYTIME | QI_COLL_GEN SEV d-f )"
      75       "( FAC PW ASP PW_I_QRYLOG SEV I-f )"
      76       "( FAC ALL SEV E- )"
      77       /*      "( FAC SV  ASP SV_PORT  SEV d )" */
      78       ;
      79
      80     int parsres = ER_parse_spec(buf, &err_msg);
      81
      82     if( parsres != 0 ) { /* print only on failure */
      83       puts(err_msg);
      84     }
      85
      86     wr_free(err_msg);
      87
      88     dieif( parsres != 0 );
      89   }
      90 #endif
      91
      92 } /* error_init() */
      93
      94
      95 void install_signal_handler()
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      96 {
      97  struct sigaction sig;
      98  sigset_t sset;
      99
     100    sig.sa_flags = 0;
     101    sig.sa_handler = SIG_DFL;
     102
     103    /* change disposition for the signals to handler */
     104    /* this is to avoid signal non delivery in case signal is ignored by parent */
     105
     106    /* SIGUSR1 will switch the updates on and off */
     107    sigaction(SIGUSR1, &sig, NULL);
     108
     109    /* SIGINT and SIGTERM stop all servers by setting do_server to 0 */
     110    sigaction(SIGINT, &sig, NULL);
     111    sigaction(SIGTERM, &sig, NULL);
     112
     113    /* now block the delivery of these signals in other threads */
     114    /* this will be inherited by other threads */
     115    sigemptyset(&sset);
     116    sigaddset(&sset, SIGTERM);
     117    sigaddset(&sset, SIGINT);
     118    sigaddset(&sset, SIGUSR1);
     119    pthread_sigmask(SIG_BLOCK, &sset, NULL);
     120
     121 }
     122
     123
     124 int main(int argc, char** argv) {
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     125   char *prop_file_name;
     126   char *result;
     127
     128 /* Initialize GLib library to be thread-safe */
     129    g_thread_init(NULL);
     130
     131
     132    install_signal_handler();
     133
     134 /* Create signal handling thread and block signals for others */
     135    /*   printf("Starting the signal handler\n");*/
     136    TH_create((void *(*)(void *))SV_signal_thread, NULL);
     137
     138
     139   /* 1. Get the config file name from argv[1] */
     140   if (argc == 2) {
     141     prop_file_name = (char *)calloc(1, strlen(argv[1])+1 );
     142     strcpy(prop_file_name,argv[1]);
     143   } else {
     144     die;
     145   }
     146
     147  /* 3. Set the constants. */
     148   /* fprintf(stderr,"Constants:\n");  */
     149   result=CO_set();
     150   free(result);
     151   fprintf(stderr,"Configuration [%s]:\n", prop_file_name);
     152   ca_init(prop_file_name);
     153
     154   /* Initialize error handling */
     155   error_init(argc, argv);
     156
     157   /* 4. Start the server */
     158   SV_start();
     159
     160   return(0);
     161
     162 } /* main() */
     163

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