bin/named/server.c

	server.c revision 47db0e1d06df052a3c99366dec044b3d1863c1bb
/*
 * Copyright (C) 1998, 1999  Internet Software Consortium.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
 * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
 * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
 * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
 * SOFTWARE.
 */

#include <config.h>

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>

#include <isc/assertions.h>
#include <isc/error.h>
#include <isc/mem.h>
#include <isc/task.h>
#include <isc/thread.h>
#include <isc/result.h>
#include <isc/socket.h>
#include <isc/timer.h>

#include <dns/types.h>
#include <dns/result.h>
#include <dns/name.h>
#include <dns/rdata.h>
#include <dns/rdatalist.h>
#include <dns/rdataset.h>
#include <dns/compress.h>

#include <sys/types.h>
#include <sys/socket.h>

#include <netinet/in.h>

#include <arpa/inet.h>

#include "udpclient.h"

isc_mem_t *mctx = NULL;

int
main(int argc, char *argv[])
{
    isc_taskmgr_t *manager = NULL;
    unsigned int workers;
    isc_socketmgr_t *socketmgr;
    isc_socket_t *so1;
    isc_sockaddr_t sockaddr;
    unsigned int addrlen;
    udp_listener_t *l;

    memset(&sockaddr, 0, sizeof(sockaddr));
    sockaddr.type.sin.sin_port = htons(5544);
    addrlen = sizeof(struct sockaddr_in);

    if (argc > 1)
        workers = atoi(argv[1]);
    else
        workers = 2;
    printf("%d workers\n", workers);

    RUNTIME_CHECK(isc_mem_create(0, 0, &mctx) == ISC_R_SUCCESS);

    RUNTIME_CHECK(isc_taskmgr_create(mctx, workers, 0, &manager) ==
              ISC_R_SUCCESS);

    socketmgr = NULL;
    RUNTIME_CHECK(isc_socketmgr_create(mctx, &socketmgr) == ISC_R_SUCCESS);

    /*
     * open up a UDP socket
     */
    so1 = NULL;
    memset(&sockaddr, 0, sizeof(sockaddr));
    sockaddr.type.sin.sin_family = AF_INET;
    sockaddr.type.sin.sin_port = htons(5544);
    addrlen = sizeof(struct sockaddr_in);
    RUNTIME_CHECK(isc_socket_create(socketmgr, isc_socket_udp, &so1) ==
              ISC_R_SUCCESS);
    RUNTIME_CHECK(isc_socket_bind(so1, &sockaddr,
                      (int)addrlen) == ISC_R_SUCCESS);

    l = udp_listener_allocate(mctx, workers);
    RUNTIME_CHECK(udp_listener_start(l, so1, manager, workers,
                     workers, 0) == ISC_R_SUCCESS);

    isc_mem_stats(mctx, stdout);

    for (;;)
        sleep(10);

    printf("Destroying socket manager\n");
    isc_socketmgr_destroy(&socketmgr);

    printf("Destroying task manager\n");
    isc_taskmgr_destroy(&manager);

    isc_mem_stats(mctx, stdout);
    isc_mem_destroy(&mctx);

    return (0);
}