test/testcpg2.c

   1 /*
   2  * Copyright (c) 2007 Red Hat, Inc.
   3  *
   4  * All rights reserved.
   5  *
   6  * Author: Alan Conway <aconway@redhat.com>
   7  *
   8  * This software licensed under BSD license, the text of which follows:
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions are met:
  12  *
  13  * - Redistributions of source code must retain the above copyright notice,
  14  *   this list of conditions and the following disclaimer.
  15  * - Redistributions in binary form must reproduce the above copyright notice,
  16  *   this list of conditions and the following disclaimer in the documentation
  17  *   and/or other materials provided with the distribution.
  18  * - Neither the name of the MontaVista Software, Inc. nor the names of its
  19  *   contributors may be used to endorse or promote products derived from this
  20  *   software without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  23  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  26  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  29  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  30  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  31  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  32  * THE POSSIBILITY OF SUCH DAMAGE.
  33  */
  34 #include <assert.h>
  35 #include <stdio.h>
  36 #include <poll.h>
  37 #include <sys/types.h>
  38 #include <sys/socket.h>
  39 #include "../include/cpg.h"
  40
  41 void deliver(
  42         cpg_handle_t handle,
  43         struct cpg_name *group_name,
  44         uint32_t nodeid,
  45         uint32_t pid,
  46         void *msg,
  47         int msg_len)
  48 {
  49     printf("self delivered nodeid: %x\n", nodeid);
  50 }
  51
  52 void confch(
  53         cpg_handle_t handle,
  54         struct cpg_name *group_name,
  55         struct cpg_address *member_list, int member_list_entries,
  56         struct cpg_address *left_list, int left_list_entries,
  57         struct cpg_address *joined_list, int joined_list_entries)
  58 {
  59         printf("confchg nodeid %x\n", member_list[0].nodeid);
  60 }
  61
  62 int main(int argc, char** argv) {
  63         cpg_handle_t handle=0;
  64         cpg_callbacks_t cb={&deliver,&confch};
  65         unsigned int nodeid=0;
  66         struct cpg_name group={3,"foo"};
  67
  68         struct pollfd pfd;
  69         int fd;
  70
  71         printf ("All of the nodeids should match on a single node configuration\n for the test to pass.");
  72         assert(CPG_OK==cpg_initialize(&handle, &cb));
  73         assert(CPG_OK==cpg_local_get(handle,&nodeid));
  74         printf("local_get: %x\n", nodeid);
  75         assert(CPG_OK==cpg_join(handle, &group));
  76         struct iovec msg={"hello", 5};
  77         assert(CPG_OK==cpg_mcast_joined(handle,CPG_TYPE_AGREED,&msg,1));
  78         cpg_fd_get (handle, &fd);
  79         pfd.fd = fd;
  80         pfd.events = POLLIN;
  81
  82         poll (&pfd, 1, 1000);
  83         cpg_dispatch(handle, CPG_DISPATCH_ALL);
  84         return (0);
  85 }