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* Copyright (c) 2008, 2009 Red Hat, Inc.
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* Author: Christine Caulfield (ccaulfie@redhat.com)
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* This software licensed under BSD license, the text of which follows:
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* - Neither the name of Red Hat, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/resource.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <corosync/corotypes.h>
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#include <corosync/coroipc_types.h>
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#include <corosync/corodefs.h>
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#include <corosync/engine/logsys.h>
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#include <corosync/mar_gen.h>
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#include <corosync/lcr/lcr_comp.h>
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#include <corosync/engine/coroapi.h>
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#include <corosync/engine/quorum.h>
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LOGSYS_DECLARE_SUBSYS ("TEST");
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static void test_init(struct corosync_api_v1 *api, quorum_set_quorate_fn_t report);
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* lcrso object definition
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static struct quorum_services_api_ver1 test_quorum_iface_ver0 = {
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static struct lcr_iface corosync_test_quorum_ver0[1] = {
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.versions_replace = 0,
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.versions_replace_count = 0,
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.dependency_count = 0,
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.interfaces = (void **)(void *)&test_quorum_iface_ver0,
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static struct lcr_comp test_quorum_comp_ver0 = {
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.ifaces = corosync_test_quorum_ver0
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#ifdef COROSYNC_SOLARIS
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void corosync_lcr_component_register (void);
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void corosync_lcr_component_register (void) {
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logsys_subsys_init();
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__attribute__ ((constructor)) static void corosync_lcr_component_register (void) {
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lcr_interfaces_set (&corosync_test_quorum_ver0[0], &test_quorum_iface_ver0);
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lcr_component_register (&test_quorum_comp_ver0);
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/* -------------------------------------------------- */
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static quorum_set_quorate_fn_t set_quorum;
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static void key_change_notify(object_change_type_t change_type,
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hdb_handle_t parent_object_handle,
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hdb_handle_t object_handle,
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const void *object_name_pt, size_t object_name_len,
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const void *key_name_pt, size_t key_len,
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const void *key_value_pt, size_t key_value_len,
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unsigned int members[1];
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struct memb_ring_id ring_id;
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memset(&ring_id, 0, sizeof(ring_id));
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/* If the 'quorum.quorate' key changes, then that changes quorum */
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if (strncmp(key_name_pt, "quorate", key_len) == 0) {
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set_quorum(members, 0, atoi(key_value_pt), &ring_id);
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static void quorum_callback(int quorate, void *context)
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log_printf(LOGSYS_LEVEL_DEBUG, "quorum callback: quorate = %d\n", quorate);
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static void test_init(struct corosync_api_v1 *api,
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quorum_set_quorate_fn_t report)
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hdb_handle_t find_handle;
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hdb_handle_t quorum_handle = 0;
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* Register for objdb changes on quorum { }
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api->object_find_create(OBJECT_PARENT_HANDLE, "quorum", strlen("quorum"), &find_handle);
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api->object_find_next(find_handle, &quorum_handle);
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api->object_find_destroy(find_handle);
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api->object_track_start(quorum_handle,
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NULL, // object_create_notify
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NULL, // object_destroy_notify
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NULL, // object_reload_notify
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/* Register for quorum changes too! */
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api->quorum_register_callback(quorum_callback, NULL);