bin/tests/byaddr_test.c

	byaddr_test.c revision 0c27b3fe77ac1d5094ba3521e8142d9e7973133f
/*
 * Copyright (C) 2000-2002, 2004, 2005, 2007, 2012, 2015, 2016  Internet Systems Consortium, Inc. ("ISC")
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

/* $Id: byaddr_test.c,v 1.28 2007/06/19 23:46:59 tbox Exp $ */

/*! \file
 * \author
 * Principal Author: Bob Halley
 */

#include <config.h>

#include <stdlib.h>

#include <isc/app.h>
#include <isc/commandline.h>
#include <isc/mem.h>
#include <isc/netaddr.h>
#include <isc/print.h>
#include <isc/task.h>
#include <isc/timer.h>
#include <isc/util.h>

#include <dns/byaddr.h>
#include <dns/cache.h>
#include <dns/dispatch.h>
#include <dns/events.h>
#include <dns/forward.h>
#include <dns/resolver.h>
#include <dns/result.h>
#include <dns/view.h>

static void
done(isc_task_t *task, isc_event_t *event) {
    dns_byaddrevent_t *bevent;
    dns_byaddr_t *byaddr;
    dns_name_t *name;

    REQUIRE(event->ev_type == DNS_EVENT_BYADDRDONE);
    bevent = (dns_byaddrevent_t *)event;

    UNUSED(task);

    printf("byaddr event result = %s\n",
           isc_result_totext(bevent->result));

    if (bevent->result == ISC_R_SUCCESS) {
        for (name = ISC_LIST_HEAD(bevent->names);
             name != NULL;
             name = ISC_LIST_NEXT(name, link)) {
            char text[DNS_NAME_FORMATSIZE];
            dns_name_format(name, text, sizeof(text));
            printf("%s\n", text);
        }
    }

    byaddr = event->ev_sender;
    dns_byaddr_destroy(&byaddr);
    isc_event_free(&event);

    isc_app_shutdown();
}

int
main(int argc, char *argv[]) {
    isc_mem_t *mctx;
    isc_boolean_t verbose = ISC_FALSE;
    unsigned int workers = 2;
    isc_taskmgr_t *taskmgr;
    isc_task_t *task;
    isc_timermgr_t *timermgr;
    dns_view_t *view;
    int ch;
    isc_socketmgr_t *socketmgr;
    dns_dispatchmgr_t *dispatchmgr;
    isc_netaddr_t na;
    dns_byaddr_t *byaddr;
    isc_result_t result;
    unsigned int options = 0;
    dns_cache_t *cache;

    RUNTIME_CHECK(isc_app_start() == ISC_R_SUCCESS);

    dns_result_register();

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

    while ((ch = isc_commandline_parse(argc, argv, "nvw:")) != -1) {
        switch (ch) {
        case 'n':
            /*
             * We only try nibbles, so do nothing for this option.
             */
            break;
        case 'v':
            verbose = ISC_TRUE;
            break;
        case 'w':
            workers = (unsigned int)atoi(isc_commandline_argument);
            break;
        }
    }

    if (verbose) {
        printf("%u workers\n", workers);
        printf("IPv4: %s\n", isc_result_totext(isc_net_probeipv4()));
        printf("IPv6: %s\n", isc_result_totext(isc_net_probeipv6()));
    }

    taskmgr = NULL;
    RUNTIME_CHECK(isc_taskmgr_create(mctx, workers, 0, &taskmgr)
              == ISC_R_SUCCESS);
    task = NULL;
    RUNTIME_CHECK(isc_task_create(taskmgr, 0, &task)
              == ISC_R_SUCCESS);
    isc_task_setname(task, "byaddr", NULL);

    dispatchmgr = NULL;
    RUNTIME_CHECK(dns_dispatchmgr_create(mctx, NULL, &dispatchmgr)
              == ISC_R_SUCCESS);

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

    cache = NULL;
    RUNTIME_CHECK(dns_cache_create(mctx, taskmgr, timermgr,
                       dns_rdataclass_in, "rbt", 0, NULL,
                       &cache) == ISC_R_SUCCESS);

    view = NULL;
    RUNTIME_CHECK(dns_view_create(mctx, dns_rdataclass_in, "default",
                      &view) == ISC_R_SUCCESS);

    {
        unsigned int attrs;
        dns_dispatch_t *disp4 = NULL;
        dns_dispatch_t *disp6 = NULL;

        if (isc_net_probeipv4() == ISC_R_SUCCESS) {
            isc_sockaddr_t any4;

            isc_sockaddr_any(&any4);

            attrs = DNS_DISPATCHATTR_IPV4 | DNS_DISPATCHATTR_UDP;
            RUNTIME_CHECK(dns_dispatch_getudp(dispatchmgr,
                              socketmgr,
                              taskmgr, &any4,
                              512, 6, 1024,
                              17, 19, attrs,
                              attrs, &disp4)
                      == ISC_R_SUCCESS);
            INSIST(disp4 != NULL);
        }

        if (isc_net_probeipv6() == ISC_R_SUCCESS) {
            isc_sockaddr_t any6;

            isc_sockaddr_any6(&any6);

            attrs = DNS_DISPATCHATTR_IPV6 | DNS_DISPATCHATTR_UDP;
            RUNTIME_CHECK(dns_dispatch_getudp(dispatchmgr,
                              socketmgr,
                              taskmgr, &any6,
                              512, 6, 1024,
                              17, 19, attrs,
                              attrs, &disp6)
                      == ISC_R_SUCCESS);
            INSIST(disp6 != NULL);
        }

        RUNTIME_CHECK(dns_view_createresolver(view, taskmgr, 10, 1,
                              socketmgr,
                              timermgr, 0,
                              dispatchmgr,
                              disp4, disp6) ==
              ISC_R_SUCCESS);

        if (disp4 != NULL)
            dns_dispatch_detach(&disp4);
        if (disp6 != NULL)
            dns_dispatch_detach(&disp6);
    }

    {
        struct in_addr ina;
        isc_sockaddr_t sa;
        isc_sockaddrlist_t sal;

        ISC_LIST_INIT(sal);
        ina.s_addr = inet_addr("127.0.0.1");
        isc_sockaddr_fromin(&sa, &ina, 53);
        ISC_LIST_APPEND(sal, &sa, link);

        RUNTIME_CHECK(dns_fwdtable_add(view->fwdtable, dns_rootname,
                           &sal, dns_fwdpolicy_only)
                  == ISC_R_SUCCESS);
    }

    dns_view_setcache(view, cache);
    dns_view_freeze(view);

    dns_cache_detach(&cache);

    printf("address = %s\n", argv[isc_commandline_index]);
    na.family = AF_INET;
    if (inet_pton(AF_INET, argv[isc_commandline_index],
              (char *)&na.type.in) != 1) {
        na.family = AF_INET6;
        if (inet_pton(AF_INET6, argv[isc_commandline_index],
                  (char *)&na.type.in6) != 1) {
            printf("unknown address format\n");
            exit(1);
        }
    }

    result = dns_byaddr_create(mctx, &na, view, options, task,
                   done, NULL, &byaddr);
    if (result != ISC_R_SUCCESS) {
        printf("dns_byaddr_create() returned %s\n",
               isc_result_totext(result));
        RUNTIME_CHECK(0);
    }

    (void)isc_app_run();

    /*
     * XXXRTH if we get a control-C before we get to isc_app_run(),
     * we're in trouble (because we might try to destroy things before
     * they've been created.
     */

    dns_view_detach(&view);

    isc_task_shutdown(task);
    isc_task_detach(&task);

    dns_dispatchmgr_destroy(&dispatchmgr);

    isc_taskmgr_destroy(&taskmgr);

    isc_socketmgr_destroy(&socketmgr);
    isc_timermgr_destroy(&timermgr);

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

    isc_app_finish();

    return (0);
}