diff --git a/crmd/callbacks.c b/crmd/callbacks.c
index eae222324b..cb1134e9be 100644
--- a/crmd/callbacks.c
+++ b/crmd/callbacks.c
@@ -1,282 +1,285 @@
/*
* Copyright (C) 2004 Andrew Beekhof <andrew@beekhof.net>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This software 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <crm_internal.h>
#include <sys/param.h>
#include <crm/crm.h>
#include <string.h>
#include <crmd_fsa.h>
#include <crm/msg_xml.h>
#include <crm/common/xml.h>
#include <crm/cluster.h>
#include <crm/cib.h>
#include <crmd.h>
#include <crmd_messages.h>
#include <crmd_callbacks.h>
#include <crmd_lrm.h>
#include <tengine.h>
#include <membership.h>
void crmd_ha_connection_destroy(gpointer user_data);
/* From join_dc... */
extern gboolean check_join_state(enum crmd_fsa_state cur_state, const char *source);
void
crmd_ha_connection_destroy(gpointer user_data)
{
crm_trace("Invoked");
if (is_set(fsa_input_register, R_HA_DISCONNECTED)) {
/* we signed out, so this is expected */
crm_info("Heartbeat disconnection complete");
return;
}
crm_crit("Lost connection to heartbeat service!");
register_fsa_input(C_HA_DISCONNECT, I_ERROR, NULL);
trigger_fsa(fsa_source);
}
void
crmd_ha_msg_filter(xmlNode * msg)
{
if (AM_I_DC) {
const char *sys_from = crm_element_value(msg, F_CRM_SYS_FROM);
if (safe_str_eq(sys_from, CRM_SYSTEM_DC)) {
const char *from = crm_element_value(msg, F_ORIG);
if (safe_str_neq(from, fsa_our_uname)) {
int level = LOG_INFO;
const char *op = crm_element_value(msg, F_CRM_TASK);
/* make sure the election happens NOW */
if (fsa_state != S_ELECTION) {
ha_msg_input_t new_input;
level = LOG_WARNING;
new_input.msg = msg;
register_fsa_error_adv(C_FSA_INTERNAL, I_ELECTION, NULL, &new_input,
__FUNCTION__);
}
do_crm_log(level, "Another DC detected: %s (op=%s)", from, op);
goto done;
}
}
} else {
const char *sys_to = crm_element_value(msg, F_CRM_SYS_TO);
if (safe_str_eq(sys_to, CRM_SYSTEM_DC)) {
return;
}
}
/* crm_log_xml_trace("HA[inbound]", msg); */
route_message(C_HA_MESSAGE, msg);
done:
trigger_fsa(fsa_source);
}
void
peer_update_callback(enum crm_status_type type, crm_node_t * node, const void *data)
{
uint32_t old = 0;
uint32_t changed = 0;
bool appeared = FALSE;
const char *status = NULL;
set_bit(fsa_input_register, R_PEER_DATA);
if (node->uname == NULL) {
return;
}
switch (type) {
case crm_status_uname:
/* If we've never seen the node, then it also wont be in the status section */
crm_info("%s is now %s", node->uname, node->state);
return;
case crm_status_rstate:
crm_info("Remote node %s is now %s (was %s)", node->uname, node->state, (const char *)data);
/* Keep going */
case crm_status_nstate:
crm_info("%s is now %s (was %s)", node->uname, node->state, (const char *)data);
if (safe_str_eq(data, node->state)) {
/* State did not change */
return;
} else if(safe_str_eq(CRM_NODE_MEMBER, node->state)) {
GListPtr gIter = stonith_cleanup_list;
appeared = TRUE;
while (gIter != NULL) {
GListPtr tmp = gIter;
char *target = tmp->data;
gIter = gIter->next;
if(safe_str_eq(node->uname, target)) {
crm_trace("Removing %s from the cleanup list", target);
stonith_cleanup_list = g_list_delete_link(stonith_cleanup_list, tmp);
free(target);
}
}
}
break;
case crm_status_processes:
if (data) {
old = *(const uint32_t *)data;
changed = node->processes ^ old;
}
/* crmd_proc_update(node, proc_flags); */
status = (node->processes & proc_flags) ? ONLINESTATUS : OFFLINESTATUS;
crm_info("Client %s/%s now has status [%s] (DC=%s, changed=%6x)",
node->uname, peer2text(proc_flags), status,
AM_I_DC ? "true" : crm_str(fsa_our_dc), changed);
if ((changed & proc_flags) == 0) {
/* Peer process did not change */
crm_trace("No change %6x %6x %6x", old, node->processes, proc_flags);
return;
} else if (is_not_set(fsa_input_register, R_CIB_CONNECTED)) {
crm_trace("Not connected");
return;
} else if (fsa_state == S_STOPPING) {
crm_trace("Stopping");
return;
}
appeared = (node->processes & proc_flags) != 0;
if (safe_str_eq(node->uname, fsa_our_uname) && (node->processes & proc_flags) == 0) {
/* Did we get evicted? */
crm_notice("Our peer connection failed");
register_fsa_input(C_CRMD_STATUS_CALLBACK, I_ERROR, NULL);
} else if (safe_str_eq(node->uname, fsa_our_dc) && crm_is_peer_active(node) == FALSE) {
/* Did the DC leave us? */
crm_notice("Our peer on the DC (%s) is dead", fsa_our_dc);
register_fsa_input(C_CRMD_STATUS_CALLBACK, I_ELECTION, NULL);
} else if(AM_I_DC && appeared == FALSE) {
crm_info("Peer %s left us", node->uname);
/* crm_update_peer_join(__FUNCTION__, node, crm_join_none); */
}
break;
}
if (AM_I_DC) {
xmlNode *update = NULL;
int flags = node_update_peer;
gboolean alive = crm_is_peer_active(node);
crm_action_t *down = match_down_event(0, node->uuid, NULL, appeared);
crm_trace("Alive=%d, appear=%d, down=%p", alive, appeared, down);
if (alive && type == crm_status_processes) {
register_fsa_input_before(C_FSA_INTERNAL, I_NODE_JOIN, NULL);
}
if (down) {
const char *task = crm_element_value(down->xml, XML_LRM_ATTR_TASK);
if (alive && safe_str_eq(task, CRM_OP_FENCE)) {
crm_info("Node return implies stonith of %s (action %d) completed", node->uname,
down->id);
+
+ st_fail_count_reset(node->uname);
+
erase_status_tag(node->uname, XML_CIB_TAG_LRM, cib_scope_local);
erase_status_tag(node->uname, XML_TAG_TRANSIENT_NODEATTRS, cib_scope_local);
/* down->confirmed = TRUE; Only stonith-ng returning should imply completion */
down->sent_update = TRUE; /* Prevent tengine_stonith_callback() from calling send_stonith_update() */
} else if (safe_str_eq(task, CRM_OP_FENCE)) {
crm_trace("Waiting for stonithd to report the fencing of %s is complete", node->uname); /* via tengine_stonith_callback() */
} else if (alive == FALSE) {
crm_notice("%s of %s (op %d) is complete", task, node->uname, down->id);
/* down->confirmed = TRUE; Only stonith-ng returning should imply completion */
stop_te_timer(down->timer);
flags |= node_update_join | node_update_expected;
crmd_peer_down(node, FALSE);
check_join_state(fsa_state, __FUNCTION__);
update_graph(transition_graph, down);
trigger_graph();
} else {
crm_trace("Other %p", down);
}
} else if (appeared == FALSE) {
crm_notice("Stonith/shutdown of %s not matched", node->uname);
crm_update_peer_join(__FUNCTION__, node, crm_join_none);
check_join_state(fsa_state, __FUNCTION__);
abort_transition(INFINITY, tg_restart, "Node failure", NULL);
fail_incompletable_actions(transition_graph, node->uuid);
} else {
crm_trace("Other %p", down);
}
update = do_update_node_cib(node, flags, NULL, __FUNCTION__);
fsa_cib_anon_update(XML_CIB_TAG_STATUS, update,
cib_scope_local | cib_quorum_override | cib_can_create);
free_xml(update);
}
trigger_fsa(fsa_source);
}
void
crmd_cib_connection_destroy(gpointer user_data)
{
CRM_CHECK(user_data == fsa_cib_conn,;);
crm_trace("Invoked");
trigger_fsa(fsa_source);
fsa_cib_conn->state = cib_disconnected;
if (is_set(fsa_input_register, R_CIB_CONNECTED) == FALSE) {
crm_info("Connection to the CIB terminated...");
return;
}
/* eventually this will trigger a reconnect, not a shutdown */
crm_err("Connection to the CIB terminated...");
register_fsa_input(C_FSA_INTERNAL, I_ERROR, NULL);
clear_bit(fsa_input_register, R_CIB_CONNECTED);
return;
}
gboolean
crm_fsa_trigger(gpointer user_data)
{
crm_trace("Invoked (queue len: %d)", g_list_length(fsa_message_queue));
s_crmd_fsa(C_FSA_INTERNAL);
crm_trace("Exited (queue len: %d)", g_list_length(fsa_message_queue));
return TRUE;
}