static void
cib_handle_remote_msg(crm_client_t * client, xmlNode * command)
{
const char *value = NULL;
value = crm_element_name(command);
if (safe_str_neq(value, "cib_command")) {
crm_log_xml_trace(command, "Bad command: ");
return;
}
if (client->name == NULL) {
value = crm_element_value(command, F_CLIENTNAME);
if (value == NULL) {
client->name = strdup(client->id);
} else {
client->name = strdup(value);
}
}
if (client->userdata == NULL) {
value = crm_element_value(command, F_CIB_CALLBACK_TOKEN);
if (value != NULL) {
client->userdata = strdup(value);
crm_trace("Callback channel for %s is %s", client->id, (char*)client->userdata);
} else {
client->userdata = strdup(client->id);
}
}
/* unset dangerous options */
xml_remove_prop(command, F_ORIG);
xml_remove_prop(command, F_CIB_HOST);
xml_remove_prop(command, F_CIB_GLOBAL_UPDATE);
crm_xml_add(command, F_TYPE, T_CIB);
crm_xml_add(command, F_CIB_CLIENTID, client->id);
crm_xml_add(command, F_CIB_CLIENTNAME, client->name);
#if ENABLE_ACL
crm_xml_add(command, F_CIB_USER, client->user);
#endif
if (crm_element_value(command, F_CIB_CALLID) == NULL) {
char *call_uuid = crm_generate_uuid();
/* fix the command */
crm_xml_add(command, F_CIB_CALLID, call_uuid);
free(call_uuid);
}
if (crm_element_value(command, F_CIB_CALLOPTS) == NULL) {
crm_xml_add_int(command, F_CIB_CALLOPTS, 0);
}
crm_log_xml_trace(command, "Remote command: ");
cib_common_callback_worker(0, 0, command, client, TRUE);
}
/*!
* \brief Replace an XML attribute with specified name and (possibly NULL) value
*
* \param[in,out] node XML node to modify
* \param[in] name Attribute name to set
* \param[in] value Attribute value to set
*
* \return New value on success, \c NULL otherwise
* \note This does nothing if node or name is \c NULL or empty.
*/
const char *
crm_xml_replace(xmlNode *node, const char *name, const char *value)
{
bool dirty = FALSE;
xmlAttr *attr = NULL;
const char *old_value = NULL;
CRM_CHECK(node != NULL, return NULL);
CRM_CHECK(name != NULL && name[0] != 0, return NULL);
old_value = crm_element_value(node, name);
/* Could be re-setting the same value */
CRM_CHECK(old_value != value, return value);
if (pcmk__check_acl(node, name, xpf_acl_write) == FALSE) {
/* Create a fake object linked to doc->_private instead? */
crm_trace("Cannot replace %s=%s to %s", name, value, node->name);
return NULL;
} else if (old_value && !value) {
xml_remove_prop(node, name);
return NULL;
}
if (pcmk__tracking_xml_changes(node, FALSE)) {
if (!old_value || !value || !strcmp(old_value, value)) {
dirty = TRUE;
}
}
attr = xmlSetProp(node, (const xmlChar *)name, (const xmlChar *)value);
if (dirty) {
pcmk__mark_xml_attr_dirty(attr);
}
CRM_CHECK(attr && attr->children && attr->children->content, return NULL);
return (char *) attr->children->content;
}
static void
forward_request(xmlNode * request, cib_client_t * cib_client, int call_options)
{
const char *op = crm_element_value(request, F_CIB_OPERATION);
const char *host = crm_element_value(request, F_CIB_HOST);
crm_xml_add(request, F_CIB_DELEGATED, cib_our_uname);
if (host != NULL) {
crm_trace("Forwarding %s op to %s", op, host);
send_cluster_message(host, crm_msg_cib, request, FALSE);
} else {
crm_trace("Forwarding %s op to master instance", op);
send_cluster_message(NULL, crm_msg_cib, request, FALSE);
}
/* Return the request to its original state */
xml_remove_prop(request, F_CIB_DELEGATED);
if (call_options & cib_discard_reply) {
crm_trace("Client not interested in reply");
}
}
gboolean
cib_remote_msg(int csock, gpointer data)
{
const char *value = NULL;
xmlNode *command = NULL;
cib_client_t *client = data;
crm_trace("%s callback", client->encrypted ? "secure" : "clear-text");
command = cib_recv_remote_msg(client->channel, client->encrypted);
if (command == NULL) {
return FALSE;
}
value = crm_element_name(command);
if (safe_str_neq(value, "cib_command")) {
crm_log_xml(LOG_MSG, "Bad command: ", command);
goto bail;
}
if (client->name == NULL) {
value = crm_element_value(command, F_CLIENTNAME);
if (value == NULL) {
client->name = crm_strdup(client->id);
} else {
client->name = crm_strdup(value);
}
}
if (client->callback_id == NULL) {
value = crm_element_value(command, F_CIB_CALLBACK_TOKEN);
if (value != NULL) {
client->callback_id = crm_strdup(value);
crm_debug_2("Callback channel for %s is %s", client->id, client->callback_id);
} else {
client->callback_id = crm_strdup(client->id);
}
}
/* unset dangerous options */
xml_remove_prop(command, F_ORIG);
xml_remove_prop(command, F_CIB_HOST);
xml_remove_prop(command, F_CIB_GLOBAL_UPDATE);
crm_xml_add(command, F_TYPE, T_CIB);
crm_xml_add(command, F_CIB_CLIENTID, client->id);
crm_xml_add(command, F_CIB_CLIENTNAME, client->name);
#if ENABLE_ACL
crm_xml_add(command, F_CIB_USER, client->user);
#endif
if (crm_element_value(command, F_CIB_CALLID) == NULL) {
cl_uuid_t call_id;
char call_uuid[UU_UNPARSE_SIZEOF];
/* fix the command */
cl_uuid_generate(&call_id);
cl_uuid_unparse(&call_id, call_uuid);
crm_xml_add(command, F_CIB_CALLID, call_uuid);
}
if (crm_element_value(command, F_CIB_CALLOPTS) == NULL) {
crm_xml_add_int(command, F_CIB_CALLOPTS, 0);
}
crm_log_xml(LOG_MSG, "Remote command: ", command);
cib_common_callback_worker(command, client, FALSE, TRUE);
bail:
free_xml(command);
command = NULL;
return TRUE;
}
void
filter_action_parameters(xmlNode *param_set, const char *version)
{
char *key = NULL;
char *timeout = NULL;
char *interval = NULL;
#if CRM_DEPRECATED_SINCE_2_0_5
const char *filter_205[] = {
XML_ATTR_TE_TARGET_RC,
XML_ATTR_LRM_PROBE,
XML_RSC_ATTR_START,
XML_RSC_ATTR_NOTIFY,
XML_RSC_ATTR_UNIQUE,
XML_RSC_ATTR_MANAGED,
XML_RSC_ATTR_PRIORITY,
XML_RSC_ATTR_MULTIPLE,
XML_RSC_ATTR_STICKINESS,
XML_RSC_ATTR_FAIL_STICKINESS,
XML_RSC_ATTR_TARGET_ROLE,
/* ignore clone fields */
XML_RSC_ATTR_INCARNATION,
XML_RSC_ATTR_INCARNATION_MAX,
XML_RSC_ATTR_INCARNATION_NODEMAX,
XML_RSC_ATTR_MASTER_MAX,
XML_RSC_ATTR_MASTER_NODEMAX,
/* old field names */
"role",
"crm_role",
"te-target-rc",
/* ignore notify fields */
"notify_stop_resource",
"notify_stop_uname",
"notify_start_resource",
"notify_start_uname",
"notify_active_resource",
"notify_active_uname",
"notify_inactive_resource",
"notify_inactive_uname",
"notify_promote_resource",
"notify_promote_uname",
"notify_demote_resource",
"notify_demote_uname",
"notify_master_resource",
"notify_master_uname",
"notify_slave_resource",
"notify_slave_uname"
};
#endif
const char *attr_filter[] = {
XML_ATTR_ID,
XML_ATTR_CRM_VERSION,
XML_LRM_ATTR_OP_DIGEST,
};
gboolean do_delete = FALSE;
int lpc = 0;
static int meta_len = 0;
if(meta_len == 0) {
meta_len = strlen(CRM_META);
}
if(param_set == NULL) {
return;
}
#if CRM_DEPRECATED_SINCE_2_0_5
if(version == NULL || compare_version("1.0.5", version) > 0) {
for(lpc = 0; lpc < DIMOF(filter_205); lpc++) {
xml_remove_prop(param_set, filter_205[lpc]);
}
}
#endif
for(lpc = 0; lpc < DIMOF(attr_filter); lpc++) {
xml_remove_prop(param_set, attr_filter[lpc]);
}
key = crm_meta_name(XML_LRM_ATTR_INTERVAL);
interval = crm_element_value_copy(param_set, key);
crm_free(key);
key = crm_meta_name(XML_ATTR_TIMEOUT);
timeout = crm_element_value_copy(param_set, key);
xml_prop_iter(param_set, prop_name, prop_value,
do_delete = FALSE;
if(strncasecmp(prop_name, CRM_META, meta_len) == 0) {
do_delete = TRUE;
}
if(do_delete) {
xml_remove_prop(param_set, prop_name);
}
);
void
attrd_peer_update(crm_node_t *peer, xmlNode *xml, const char *host, bool filter)
{
bool changed = FALSE;
attribute_t *a;
attribute_value_t *v = NULL;
int dampen = 0;
const char *op = crm_element_value(xml, F_ATTRD_TASK);
const char *attr = crm_element_value(xml, F_ATTRD_ATTRIBUTE);
const char *value = crm_element_value(xml, F_ATTRD_VALUE);
const char *dvalue = crm_element_value(xml, F_ATTRD_DAMPEN);
if (attr == NULL) {
crm_warn("Peer update did not specify attribute");
return;
}
a = g_hash_table_lookup(attributes, attr);
if(a == NULL) {
if (op == NULL /* The xml children from an ATTRD_OP_SYNC_RESPONSE have no F_ATTRD_TASK */
|| safe_str_eq(op, ATTRD_OP_UPDATE)
|| safe_str_eq(op, ATTRD_OP_UPDATE_BOTH)) {
a = create_attribute(xml);
} else {
crm_warn("Update error (attribute %s not found)", attr);
return;
}
}
if (op == NULL /* The xml children from an ATTRD_OP_SYNC_RESPONSE have no F_ATTRD_TASK */
|| safe_str_eq(op, ATTRD_OP_UPDATE_BOTH)
|| safe_str_eq(op, ATTRD_OP_UPDATE_DELAY)) {
if (dvalue) {
dampen = crm_get_msec(dvalue);
if (dampen >= 0) {
if (a->timeout_ms != dampen) {
mainloop_timer_stop(a->timer);
mainloop_timer_del(a->timer);
a->timeout_ms = dampen;
if (dampen > 0) {
a->timer = mainloop_timer_add(a->id, a->timeout_ms, FALSE, attribute_timer_cb, a);
crm_info("Update attribute %s with delay %dms (%s)", a->id, dampen, dvalue);
} else {
a->timer = NULL;
crm_info("Update attribute %s with not delay", a->id);
}
//if dampen is changed, attrd writes in a current value immediately.
write_or_elect_attribute(a);
if (safe_str_eq(op, ATTRD_OP_UPDATE_DELAY)) {
return;
}
} else {
if (safe_str_eq(op, ATTRD_OP_UPDATE_DELAY)) {
crm_trace("Unchanged attribute %s with delay %dms (%s).(ATTRD_OP_UPDATE_DELAY)", a->id, dampen, dvalue);
return;
}
}
} else {
crm_warn("Update error (A positive number is necessary for delay parameter. attribute %s : %dms (%s))", a->id, dampen, dvalue);
return;
}
} else {
crm_warn("Update error (delay parameter is necessary for the update of the attribute %s)", a->id);
return;
}
}
if(host == NULL) {
GHashTableIter vIter;
g_hash_table_iter_init(&vIter, a->values);
crm_debug("Setting %s for all hosts to %s", attr, value);
xml_remove_prop(xml, F_ATTRD_HOST_ID);
while (g_hash_table_iter_next(&vIter, (gpointer *) & host, NULL)) {
attrd_peer_update(peer, xml, host, filter);
}
return;
}
v = attrd_lookup_or_create_value(a->values, host, xml);
if(filter
&& safe_str_neq(v->current, value)
&& safe_str_eq(host, attrd_cluster->uname)) {
xmlNode *sync = create_xml_node(NULL, __FUNCTION__);
crm_notice("%s[%s]: local value '%s' takes priority over '%s' from %s",
a->id, host, v->current, value, peer->uname);
crm_xml_add(sync, F_ATTRD_TASK, ATTRD_OP_SYNC_RESPONSE);
v = g_hash_table_lookup(a->values, host);
build_attribute_xml(sync, a->id, a->set, a->uuid, a->timeout_ms, a->user, a->is_private,
v->nodename, v->nodeid, v->current);
crm_xml_add_int(sync, F_ATTRD_WRITER, election_state(writer));
send_attrd_message(peer, sync);
free_xml(sync);
} else if(safe_str_neq(v->current, value)) {
crm_info("Setting %s[%s]: %s -> %s from %s", attr, host, v->current, value, peer->uname);
free(v->current);
if(value) {
v->current = strdup(value);
} else {
v->current = NULL;
}
changed = TRUE;
} else {
crm_trace("Unchanged %s[%s] from %s is %s", attr, host, peer->uname, value);
}
a->changed |= changed;
if(changed) {
if(a->timer) {
crm_trace("Delayed write out (%dms) for %s", a->timeout_ms, a->id);
mainloop_timer_start(a->timer);
} else {
write_or_elect_attribute(a);
}
}
/* this only involves cluster nodes. */
if(v->nodeid == 0 && (v->is_remote == FALSE)) {
if(crm_element_value_int(xml, F_ATTRD_HOST_ID, (int*)&v->nodeid) == 0) {
/* Create the name/id association */
crm_node_t *peer = crm_get_peer(v->nodeid, host);
crm_trace("We know %s's node id now: %s", peer->uname, peer->uuid);
if(election_state(writer) == election_won) {
write_attributes(FALSE, TRUE);
return;
}
}
}
}
static int
update_cib_object(xmlNode * parent, xmlNode * update)
{
int result = pcmk_ok;
xmlNode *target = NULL;
xmlNode *a_child = NULL;
const char *replace = NULL;
const char *object_id = NULL;
const char *object_name = NULL;
CRM_CHECK(update != NULL, return -EINVAL);
CRM_CHECK(parent != NULL, return -EINVAL);
object_name = crm_element_name(update);
CRM_CHECK(object_name != NULL, return -EINVAL);
object_id = ID(update);
crm_trace("Processing: <%s id=%s>", crm_str(object_name), crm_str(object_id));
if (object_id == NULL) {
/* placeholder object */
target = find_xml_node(parent, object_name, FALSE);
} else {
target = find_entity(parent, object_name, object_id);
}
if (target == NULL) {
target = create_xml_node(parent, object_name);
}
crm_trace("Found node <%s id=%s> to update", crm_str(object_name), crm_str(object_id));
replace = crm_element_value(update, XML_CIB_ATTR_REPLACE);
if (replace != NULL) {
xmlNode *remove = NULL;
int last = 0, lpc = 0, len = 0;
len = strlen(replace);
while (lpc <= len) {
if (replace[lpc] == ',' || replace[lpc] == 0) {
char *replace_item = NULL;
if (last == lpc) {
/* nothing to do */
last = lpc + 1;
goto incr;
}
replace_item = calloc(1, lpc - last + 1);
memcpy(replace_item, replace + last, lpc - last);
remove = find_xml_node(target, replace_item, FALSE);
if (remove != NULL) {
crm_trace("Replacing node <%s> in <%s>",
replace_item, crm_element_name(target));
free_xml(remove);
remove = NULL;
}
free(replace_item);
last = lpc + 1;
}
incr:
lpc++;
}
xml_remove_prop(update, XML_CIB_ATTR_REPLACE);
xml_remove_prop(target, XML_CIB_ATTR_REPLACE);
}
copy_in_properties(target, update);
crm_trace("Processing children of <%s id=%s>", crm_str(object_name), crm_str(object_id));
for (a_child = __xml_first_child(update); a_child != NULL; a_child = __xml_next(a_child)) {
int tmp_result = 0;
crm_trace("Updating child <%s id=%s>", crm_element_name(a_child), ID(a_child));
tmp_result = update_cib_object(target, a_child);
/* only the first error is likely to be interesting */
if (tmp_result != pcmk_ok) {
crm_err("Error updating child <%s id=%s>", crm_element_name(a_child), ID(a_child));
if (result == pcmk_ok) {
result = tmp_result;
}
}
}
crm_trace("Finished with <%s id=%s>", crm_str(object_name), crm_str(object_id));
return result;
}
void
attrd_peer_update(crm_node_t *peer, xmlNode *xml, const char *host, bool filter)
{
bool changed = FALSE;
attribute_value_t *v = NULL;
const char *attr = crm_element_value(xml, F_ATTRD_ATTRIBUTE);
const char *value = crm_element_value(xml, F_ATTRD_VALUE);
attribute_t *a = g_hash_table_lookup(attributes, attr);
if(a == NULL) {
a = create_attribute(xml);
}
if(host == NULL) {
GHashTableIter vIter;
g_hash_table_iter_init(&vIter, a->values);
crm_debug("Setting %s for all hosts to %s", attr, value);
xml_remove_prop(xml, F_ATTRD_HOST_ID);
while (g_hash_table_iter_next(&vIter, (gpointer *) & host, NULL)) {
attrd_peer_update(peer, xml, host, filter);
}
return;
}
v = g_hash_table_lookup(a->values, host);
if(v == NULL) {
v = calloc(1, sizeof(attribute_value_t));
v->nodename = strdup(host);
crm_element_value_int(xml, F_ATTRD_IS_REMOTE, &v->is_remote);
g_hash_table_replace(a->values, v->nodename, v);
if (v->is_remote == TRUE) {
crm_remote_peer_cache_add(host);
}
}
if(filter
&& safe_str_neq(v->current, value)
&& safe_str_eq(host, attrd_cluster->uname)) {
xmlNode *sync = create_xml_node(NULL, __FUNCTION__);
crm_notice("%s[%s]: local value '%s' takes priority over '%s' from %s",
a->id, host, v->current, value, peer->uname);
crm_xml_add(sync, F_ATTRD_TASK, "sync-response");
v = g_hash_table_lookup(a->values, host);
build_attribute_xml(sync, a->id, a->set, a->uuid, a->timeout_ms, a->user, v->nodename, v->nodeid, v->current);
crm_xml_add_int(sync, F_ATTRD_WRITER, election_state(writer));
send_attrd_message(peer, sync);
free_xml(sync);
} else if(safe_str_neq(v->current, value)) {
crm_info("Setting %s[%s]: %s -> %s from %s", attr, host, v->current, value, peer->uname);
free(v->current);
if(value) {
v->current = strdup(value);
} else {
v->current = NULL;
}
changed = TRUE;
} else {
crm_trace("Unchanged %s[%s] from %s is %s", attr, host, peer->uname, value);
}
a->changed |= changed;
if(changed) {
if(a->timer) {
crm_trace("Delayed write out (%dms) for %s", a->timeout_ms, a->id);
mainloop_timer_start(a->timer);
} else {
write_or_elect_attribute(a);
}
}
/* this only involves cluster nodes. */
if(v->nodeid == 0 && (v->is_remote == FALSE)) {
if(crm_element_value_int(xml, F_ATTRD_HOST_ID, (int*)&v->nodeid) == 0) {
/* Create the name/id association */
crm_node_t *peer = crm_get_peer(v->nodeid, host);
crm_trace("We know %s's node id now: %s", peer->uname, peer->uuid);
if(election_state(writer) == election_won) {
write_attributes(FALSE, TRUE);
return;
}
}
}
}
int
main(int argc, char **argv)
{
crm_data_t *cib_object = NULL;
crm_data_t *status = NULL;
int argerr = 0;
int flag;
pe_working_set_t data_set;
cib_t * cib_conn = NULL;
int rc = cib_ok;
gboolean xml_stdin = FALSE;
const char *xml_file = NULL;
const char *xml_string = NULL;
crm_system_name = basename(argv[0]);
g_log_set_handler(NULL,
G_LOG_LEVEL_ERROR | G_LOG_LEVEL_CRITICAL
| G_LOG_LEVEL_WARNING | G_LOG_LEVEL_MESSAGE
| G_LOG_LEVEL_INFO | G_LOG_LEVEL_DEBUG
| G_LOG_FLAG_RECURSION | G_LOG_FLAG_FATAL,
cl_glib_msg_handler, NULL);
/* and for good measure... - this enum is a bit field (!) */
g_log_set_always_fatal((GLogLevelFlags)0); /*value out of range*/
cl_log_set_entity(crm_system_name);
cl_log_set_facility(HA_LOG_FACILITY);
cl_log_enable_stderr(TRUE);
set_crm_log_level(LOG_ERR);
CL_SIGNAL(DEBUG_INC, alter_debug);
CL_SIGNAL(DEBUG_DEC, alter_debug);
while (1) {
#ifdef HAVE_GETOPT_H
int option_index = 0;
static struct option long_options[] = {
/* Top-level Options */
{F_CRM_DATA, 1, 0, 'X'},
{"dtd-file", 1, 0, 'D'},
{"xml-file", 1, 0, 'x'},
{"xml-pipe", 0, 0, 'p'},
{"save-xml", 1, 0, 'S'},
{"live-check", 0, 0, 'L'},
{"help", 0, 0, '?'},
{0, 0, 0, 0}
};
#endif
#ifdef HAVE_GETOPT_H
flag = getopt_long(argc, argv, OPTARGS,
long_options, &option_index);
#else
flag = getopt(argc, argv, OPTARGS);
#endif
if (flag == -1)
break;
switch(flag) {
#ifdef HAVE_GETOPT_H
case 0:
printf("option %s", long_options[option_index].name);
if (optarg)
printf(" with arg %s", optarg);
printf("\n");
break;
#endif
case 'D':
crm_debug_2("Option %c => %s", flag, optarg);
dtd_file = optarg;
break;
case 'X':
crm_debug_2("Option %c => %s", flag, optarg);
xml_string = crm_strdup(optarg);
break;
case 'x':
crm_debug_2("Option %c => %s", flag, optarg);
xml_file = crm_strdup(optarg);
break;
case 'p':
xml_stdin = TRUE;
break;
case 'S':
cib_save = crm_strdup(optarg);
break;
case 'V':
alter_debug(DEBUG_INC);
break;
case 'L':
USE_LIVE_CIB = TRUE;
break;
case '?':
usage(crm_system_name, LSB_EXIT_GENERIC);
break;
default:
printf("?? getopt returned character code 0%o ??\n", flag);
++argerr;
break;
}
}
if (optind < argc) {
printf("non-option ARGV-elements: ");
while (optind < argc) {
printf("%s ", argv[optind++]);
}
printf("\n");
}
if (optind > argc) {
++argerr;
}
if (argerr) {
crm_err("%d errors in option parsing", argerr);
usage(crm_system_name, LSB_EXIT_GENERIC);
}
crm_info("=#=#=#=#= Getting XML =#=#=#=#=");
if(USE_LIVE_CIB) {
cib_conn = cib_new();
rc = cib_conn->cmds->signon(
cib_conn, crm_system_name, cib_command_synchronous);
}
if(USE_LIVE_CIB) {
if(rc == cib_ok) {
int options = cib_scope_local|cib_sync_call;
crm_info("Reading XML from: live cluster");
rc = cib_conn->cmds->query(
cib_conn, NULL, &cib_object, options);
}
if(rc != cib_ok) {
fprintf(stderr, "Live CIB query failed: %s\n",
cib_error2string(rc));
return 3;
}
if(cib_object == NULL) {
fprintf(stderr, "Live CIB query failed: empty result\n");
return 3;
}
} else if(xml_file != NULL) {
FILE *xml_strm = fopen(xml_file, "r");
cib_object = file2xml(xml_strm, FALSE);
if(cib_object == NULL) {
fprintf(stderr,
"Couldn't parse input file: %s\n", xml_file);
return 1;
}
fclose(xml_strm);
} else if(xml_string != NULL) {
cib_object = string2xml(xml_string);
if(cib_object == NULL) {
fprintf(stderr,
"Couldn't parse input string: %s\n", xml_string);
return 1;
}
} else if(xml_stdin) {
cib_object = stdin2xml();
if(cib_object == NULL) {
fprintf(stderr, "Couldn't parse input from STDIN.\n");
return 1;
}
} else {
fprintf(stderr, "No configuration source specified."
" Use --help for usage information.\n");
return 3;
}
if(cib_save != NULL) {
write_xml_file(cib_object, cib_save, FALSE);
}
status = get_object_root(XML_CIB_TAG_STATUS, cib_object);
if(status == NULL) {
create_xml_node(cib_object, XML_CIB_TAG_STATUS);
}
#if CRM_DEPRECATED_SINCE_2_0_4
xml_child_iter_filter(status, node_state, XML_CIB_TAG_STATE,
xml_remove_prop(node_state, XML_CIB_TAG_LRM);
);
void
attrd_peer_update(crm_node_t *peer, xmlNode *xml, const char *host, bool filter)
{
bool update_both = FALSE;
attribute_t *a;
attribute_value_t *v = NULL;
gboolean is_force_write = FALSE;
const char *op = crm_element_value(xml, F_ATTRD_TASK);
const char *attr = crm_element_value(xml, F_ATTRD_ATTRIBUTE);
const char *value = crm_element_value(xml, F_ATTRD_VALUE);
crm_element_value_int(xml, F_ATTRD_IS_FORCE_WRITE, &is_force_write);
if (attr == NULL) {
crm_warn("Could not update attribute: peer did not specify name");
return;
}
update_both = ((op == NULL) // ATTRD_OP_SYNC_RESPONSE has no F_ATTRD_TASK
|| safe_str_eq(op, ATTRD_OP_UPDATE_BOTH));
// Look up or create attribute entry
a = g_hash_table_lookup(attributes, attr);
if (a == NULL) {
if (update_both || safe_str_eq(op, ATTRD_OP_UPDATE)) {
a = create_attribute(xml);
} else {
crm_warn("Could not update %s: attribute not found", attr);
return;
}
}
// Update attribute dampening
if (update_both || safe_str_eq(op, ATTRD_OP_UPDATE_DELAY)) {
const char *dvalue = crm_element_value(xml, F_ATTRD_DAMPEN);
int dampen = 0;
if (dvalue == NULL) {
crm_warn("Could not update %s: peer did not specify value for delay",
attr);
return;
}
dampen = crm_get_msec(dvalue);
if (dampen < 0) {
crm_warn("Could not update %s: invalid delay value %dms (%s)",
attr, dampen, dvalue);
return;
}
if (a->timeout_ms != dampen) {
mainloop_timer_del(a->timer);
a->timeout_ms = dampen;
if (dampen > 0) {
a->timer = mainloop_timer_add(attr, a->timeout_ms, FALSE,
attribute_timer_cb, a);
crm_info("Update attribute %s delay to %dms (%s)",
attr, dampen, dvalue);
} else {
a->timer = NULL;
crm_info("Update attribute %s to remove delay", attr);
}
/* If dampening changed, do an immediate write-out,
* otherwise repeated dampening changes would prevent write-outs
*/
write_or_elect_attribute(a);
}
if (!update_both) {
return;
}
}
// If no host was specified, update all hosts recursively
if (host == NULL) {
GHashTableIter vIter;
crm_debug("Setting %s for all hosts to %s", attr, value);
xml_remove_prop(xml, F_ATTRD_HOST_ID);
g_hash_table_iter_init(&vIter, a->values);
while (g_hash_table_iter_next(&vIter, (gpointer *) & host, NULL)) {
attrd_peer_update(peer, xml, host, filter);
}
return;
}
// Update attribute value for one host
v = attrd_lookup_or_create_value(a->values, host, xml);
if (filter && safe_str_neq(v->current, value)
&& safe_str_eq(host, attrd_cluster->uname)) {
xmlNode *sync = create_xml_node(NULL, __FUNCTION__);
crm_notice("%s[%s]: local value '%s' takes priority over '%s' from %s",
attr, host, v->current, value, peer->uname);
crm_xml_add(sync, F_ATTRD_TASK, ATTRD_OP_SYNC_RESPONSE);
v = g_hash_table_lookup(a->values, host);
build_attribute_xml(sync, attr, a->set, a->uuid, a->timeout_ms, a->user,
a->is_private, v->nodename, v->nodeid, v->current, FALSE);
attrd_xml_add_writer(sync);
/* Broadcast in case any other nodes had the inconsistent value */
send_attrd_message(NULL, sync);
free_xml(sync);
} else if (safe_str_neq(v->current, value)) {
crm_info("Setting %s[%s]: %s -> %s from %s",
attr, host, v->current, value, peer->uname);
free(v->current);
v->current = (value? strdup(value) : NULL);
a->changed = TRUE;
// Write out new value or start dampening timer
if (a->timeout_ms && a->timer) {
crm_trace("Delayed write out (%dms) for %s", a->timeout_ms, attr);
mainloop_timer_start(a->timer);
} else {
write_or_elect_attribute(a);
}
} else {
if (is_force_write && a->timeout_ms && a->timer) {
/* Save forced writing and set change flag. */
/* The actual attribute is written by Writer after election. */
crm_trace("Unchanged %s[%s] from %s is %s(Set the forced write flag)", attr, host, peer->uname, value);
a->force_write = TRUE;
} else {
crm_trace("Unchanged %s[%s] from %s is %s", attr, host, peer->uname, value);
}
}
/* Set the seen flag for attribute processing held only in the own node. */
v->seen = TRUE;
/* If this is a cluster node whose node ID we are learning, remember it */
if ((v->nodeid == 0) && (v->is_remote == FALSE)
&& (crm_element_value_int(xml, F_ATTRD_HOST_ID, (int*)&v->nodeid) == 0)) {
crm_node_t *known_peer = crm_get_peer(v->nodeid, host);
crm_trace("Learned %s has node id %s",
known_peer->uname, known_peer->uuid);
if (attrd_election_won()) {
write_attributes(FALSE, FALSE);
}
}
}
int
main(int argc, char **argv)
{
gboolean apply = FALSE;
gboolean raw_1 = FALSE;
gboolean raw_2 = FALSE;
gboolean use_stdin = FALSE;
gboolean as_cib = FALSE;
gboolean no_version = FALSE;
int argerr = 0;
int flag;
xmlNode *object_1 = NULL;
xmlNode *object_2 = NULL;
xmlNode *output = NULL;
const char *xml_file_1 = NULL;
const char *xml_file_2 = NULL;
int option_index = 0;
crm_log_cli_init("crm_diff");
crm_set_options(NULL, "original_xml operation [options]", long_options,
"A utility for comparing Pacemaker configurations (XML format)\n\n"
"The tool produces a custom (diff-like) output which it can also apply like a patch\n");
if (argc < 2) {
crm_help('?', EX_USAGE);
}
while (1) {
flag = crm_get_option(argc, argv, &option_index);
if (flag == -1)
break;
switch (flag) {
case 'o':
xml_file_1 = optarg;
break;
case 'O':
xml_file_1 = optarg;
raw_1 = TRUE;
break;
case 'n':
xml_file_2 = optarg;
break;
case 'N':
xml_file_2 = optarg;
raw_2 = TRUE;
break;
case 'p':
xml_file_2 = optarg;
apply = TRUE;
break;
case 's':
use_stdin = TRUE;
break;
case 'c':
as_cib = TRUE;
break;
case 'u':
no_version = TRUE;
break;
case 'V':
crm_bump_log_level(argc, argv);
break;
case '?':
case '$':
crm_help(flag, EX_OK);
break;
default:
printf("Argument code 0%o (%c)" " is not (?yet?) supported\n", flag, flag);
++argerr;
break;
}
}
if (optind < argc) {
printf("non-option ARGV-elements: ");
while (optind < argc)
printf("%s ", argv[optind++]);
printf("\n");
}
if (optind > argc) {
++argerr;
}
if (argerr) {
crm_help('?', EX_USAGE);
}
if (raw_1) {
object_1 = string2xml(xml_file_1);
} else if (use_stdin) {
fprintf(stderr, "Input first XML fragment:");
object_1 = stdin2xml();
} else if (xml_file_1 != NULL) {
object_1 = filename2xml(xml_file_1);
}
if (raw_2) {
object_2 = string2xml(xml_file_2);
} else if (use_stdin) {
fprintf(stderr, "Input second XML fragment:");
object_2 = stdin2xml();
} else if (xml_file_2 != NULL) {
object_2 = filename2xml(xml_file_2);
}
if (object_1 == NULL) {
fprintf(stderr, "Could not parse the first XML fragment\n");
return 1;
}
if (object_2 == NULL) {
fprintf(stderr, "Could not parse the second XML fragment\n");
return 1;
}
if (apply) {
int rc;
output = copy_xml(object_1);
rc = xml_apply_patchset(output, object_2, as_cib);
if(rc != pcmk_ok) {
fprintf(stderr, "Could not apply patch: %s\n", pcmk_strerror(rc));
return rc;
}
} else {
xml_track_changes(object_2, NULL, object_2, FALSE);
xml_calculate_changes(object_1, object_2);
crm_log_xml_debug(object_2, xml_file_2?xml_file_2:"target");
output = xml_create_patchset(0, object_1, object_2, NULL, FALSE);
xml_log_changes(LOG_INFO, __FUNCTION__, object_2);
xml_accept_changes(object_2);
if (output) {
patchset_process_digest(output, object_1, object_2, as_cib);
}
if(as_cib && output) {
int add[] = { 0, 0, 0 };
int del[] = { 0, 0, 0 };
const char *fmt = NULL;
const char *digest = NULL;
xml_patch_versions(output, add, del);
fmt = crm_element_value(output, "format");
digest = crm_element_value(output, XML_ATTR_DIGEST);
if (add[2] != del[2] || add[1] != del[1] || add[0] != del[0]) {
crm_info("Patch: --- %d.%d.%d %s", del[0], del[1], del[2], fmt);
crm_info("Patch: +++ %d.%d.%d %s", add[0], add[1], add[2], digest);
}
} else if (output && no_version) {
int format = 1;
crm_element_value_int(output, "format", &format);
if (format == 2) {
xmlNode *version_xml = find_xml_node(output, "version", FALSE);
if (version_xml) {
free_xml(version_xml);
}
} else {
int i = 0;
const char *tags[] = {
XML_TAG_DIFF_REMOVED,
XML_TAG_DIFF_ADDED,
};
const char *vfields[] = {
XML_ATTR_GENERATION_ADMIN,
XML_ATTR_GENERATION,
XML_ATTR_NUMUPDATES,
};
for (i = 0; i < DIMOF(tags); i++) {
xmlNode *tmp = NULL;
tmp = find_xml_node(output, tags[i], FALSE);
if (tmp) {
int lpc = 0;
for (lpc = 0; lpc < DIMOF(vfields); lpc++) {
xml_remove_prop(tmp, vfields[lpc]);
}
tmp = find_xml_node(tmp, XML_TAG_CIB, FALSE);
if (tmp) {
for (lpc = 0; lpc < DIMOF(vfields); lpc++) {
xml_remove_prop(tmp, vfields[lpc]);
}
}
}
}
}
}
xml_log_patchset(LOG_NOTICE, __FUNCTION__, output);
}
if (output != NULL) {
char *buffer = dump_xml_formatted(output);
fprintf(stdout, "%s\n", crm_str(buffer));
free(buffer);
fflush(stdout);
if (apply) {
const char *version = crm_element_value(output, XML_ATTR_CRM_VERSION);
buffer = calculate_xml_versioned_digest(output, FALSE, TRUE, version);
crm_trace("Digest: %s\n", crm_str(buffer));
free(buffer);
}
}
free_xml(object_1);
free_xml(object_2);
free_xml(output);
if (apply == FALSE && output != NULL) {
return 1;
}
return 0;
}
