test_security_null.cpp 4.21 KB
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/*
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    Copyright (c) 2007-2014 Contributors as noted in the AUTHORS file
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    This file is part of 0MQ.

    0MQ is free software; you can redistribute it and/or modify it under
    the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.

    0MQ is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "testutil.hpp"

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static void
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zap_handler (void *handler)
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{
    //  Process ZAP requests forever
    while (true) {
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        char *version = s_recv (handler);
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        if (!version)
            break;          //  Terminating
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        char *sequence = s_recv (handler);
        char *domain = s_recv (handler);
        char *address = s_recv (handler);
        char *identity = s_recv (handler);
        char *mechanism = s_recv (handler);
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        assert (streq (version, "1.0"));
        assert (streq (mechanism, "NULL"));
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        s_sendmore (handler, version);
        s_sendmore (handler, sequence);
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        if (streq (domain, "TEST")) {
            s_sendmore (handler, "200");
            s_sendmore (handler, "OK");
            s_sendmore (handler, "anonymous");
            s_send     (handler, "");
        }
        else {
            s_sendmore (handler, "400");
            s_sendmore (handler, "BAD DOMAIN");
            s_sendmore (handler, "");
            s_send     (handler, "");
        }
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        free (version);
        free (sequence);
        free (domain);
        free (address);
        free (identity);
        free (mechanism);
    }
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    close_zero_linger (handler);
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}

int main (void)
{
    setup_test_environment();
    void *ctx = zmq_ctx_new ();
    assert (ctx);
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    //  Spawn ZAP handler
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    //  We create and bind ZAP socket in main thread to avoid case
    //  where child thread does not start up fast enough.
    void *handler = zmq_socket (ctx, ZMQ_REP);
    assert (handler);
    int rc = zmq_bind (handler, "inproc://zeromq.zap.01");
    assert (rc == 0);
    void *zap_thread = zmq_threadstart (&zap_handler, handler);
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    //  We bounce between a binding server and a connecting client
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    //  We first test client/server with no ZAP domain
    //  Libzmq does not call our ZAP handler, the connect must succeed
    void *server = zmq_socket (ctx, ZMQ_DEALER);
    assert (server);
    void *client = zmq_socket (ctx, ZMQ_DEALER);
    assert (client);
    rc = zmq_bind (server, "tcp://127.0.0.1:9000");
    assert (rc == 0);
    rc = zmq_connect (client, "tcp://127.0.0.1:9000");
    assert (rc == 0);
    bounce (server, client);
    close_zero_linger (client);
    close_zero_linger (server);
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    //  Now define a ZAP domain for the server; this enables 
    //  authentication. We're using the wrong domain so this test
    //  must fail.
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    server = zmq_socket (ctx, ZMQ_DEALER);
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    assert (server);
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    client = zmq_socket (ctx, ZMQ_DEALER);
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    assert (client);
    rc = zmq_setsockopt (server, ZMQ_ZAP_DOMAIN, "WRONG", 5);
    assert (rc == 0);
    rc = zmq_bind (server, "tcp://127.0.0.1:9001");
    assert (rc == 0);
    rc = zmq_connect (client, "tcp://127.0.0.1:9001");
    assert (rc == 0);
    expect_bounce_fail (server, client);
    close_zero_linger (client);
    close_zero_linger (server);

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    //  Now use the right domain, the test must pass
    server = zmq_socket (ctx, ZMQ_DEALER);
    assert (server);
    client = zmq_socket (ctx, ZMQ_DEALER);
    assert (client);
    rc = zmq_setsockopt (server, ZMQ_ZAP_DOMAIN, "TEST", 4);
    assert (rc == 0);
    rc = zmq_bind (server, "tcp://127.0.0.1:9002");
    assert (rc == 0);
    rc = zmq_connect (client, "tcp://127.0.0.1:9002");
    assert (rc == 0);
    bounce (server, client);
    close_zero_linger (client);
    close_zero_linger (server);
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    //  Shutdown
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    rc = zmq_ctx_term (ctx);
    assert (rc == 0);
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    //  Wait until ZAP handler terminates
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    zmq_threadclose (zap_thread);

    return 0;
}