static void totem_get_crypto(struct totem_config *totem_config)
{
char *str;
const char *tmp_cipher;
const char *tmp_hash;
tmp_hash = "sha1";
tmp_cipher = "aes256";
if (icmap_get_string("totem.secauth", &str) == CS_OK) {
if (strcmp (str, "off") == 0) {
tmp_hash = "none";
tmp_cipher = "none";
}
free(str);
}
if (icmap_get_string("totem.crypto_cipher", &str) == CS_OK) {
if (strcmp(str, "none") == 0) {
tmp_cipher = "none";
}
if (strcmp(str, "aes256") == 0) {
tmp_cipher = "aes256";
}
free(str);
}
if (icmap_get_string("totem.crypto_hash", &str) == CS_OK) {
if (strcmp(str, "none") == 0) {
tmp_hash = "none";
}
if (strcmp(str, "md5") == 0) {
tmp_hash = "md5";
}
if (strcmp(str, "sha1") == 0) {
tmp_hash = "sha1";
}
if (strcmp(str, "sha256") == 0) {
tmp_hash = "sha256";
}
if (strcmp(str, "sha384") == 0) {
tmp_hash = "sha384";
}
if (strcmp(str, "sha512") == 0) {
tmp_hash = "sha512";
}
free(str);
}
free(totem_config->crypto_cipher_type);
free(totem_config->crypto_hash_type);
totem_config->crypto_cipher_type = strdup(tmp_cipher);
totem_config->crypto_hash_type = strdup(tmp_hash);
}
static void totem_volatile_config_read (struct totem_config *totem_config)
{
char *str;
icmap_get_uint32("totem.token", &totem_config->token_timeout);
icmap_get_uint32("totem.token_retransmit", &totem_config->token_retransmit_timeout);
icmap_get_uint32("totem.hold", &totem_config->token_hold_timeout);
icmap_get_uint32("totem.token_retransmits_before_loss_const", &totem_config->token_retransmits_before_loss_const);
icmap_get_uint32("totem.join", &totem_config->join_timeout);
icmap_get_uint32("totem.send_join", &totem_config->send_join_timeout);
icmap_get_uint32("totem.consensus", &totem_config->consensus_timeout);
icmap_get_uint32("totem.merge", &totem_config->merge_timeout);
icmap_get_uint32("totem.downcheck", &totem_config->downcheck_timeout);
icmap_get_uint32("totem.fail_recv_const", &totem_config->fail_to_recv_const);
icmap_get_uint32("totem.seqno_unchanged_const", &totem_config->seqno_unchanged_const);
icmap_get_uint32("totem.rrp_token_expired_timeout", &totem_config->rrp_token_expired_timeout);
icmap_get_uint32("totem.rrp_problem_count_timeout", &totem_config->rrp_problem_count_timeout);
icmap_get_uint32("totem.rrp_problem_count_threshold", &totem_config->rrp_problem_count_threshold);
icmap_get_uint32("totem.rrp_problem_count_mcast_threshold", &totem_config->rrp_problem_count_mcast_threshold);
icmap_get_uint32("totem.rrp_autorecovery_check_timeout", &totem_config->rrp_autorecovery_check_timeout);
icmap_get_uint32("totem.heartbeat_failures_allowed", &totem_config->heartbeat_failures_allowed);
icmap_get_uint32("totem.max_network_delay", &totem_config->max_network_delay);
icmap_get_uint32("totem.window_size", &totem_config->window_size);
icmap_get_uint32("totem.max_messages", &totem_config->max_messages);
icmap_get_uint32("totem.miss_count_const", &totem_config->miss_count_const);
if (icmap_get_string("totem.vsftype", &str) == CS_OK) {
totem_config->vsf_type = str;
}
}
int totem_config_keyread (
struct totem_config *totem_config,
const char **error_string)
{
int got_key = 0;
char *key_location = NULL;
int res;
size_t key_len;
memset (totem_config->private_key, 0, 128);
totem_config->private_key_len = 128;
if (strcmp(totem_config->crypto_cipher_type, "none") == 0 &&
strcmp(totem_config->crypto_hash_type, "none") == 0) {
return (0);
}
/* cmap may store the location of the key file */
if (icmap_get_string("totem.keyfile", &key_location) == CS_OK) {
res = read_keyfile(key_location, totem_config, error_string);
free(key_location);
if (res) {
goto key_error;
}
got_key = 1;
} else { /* Or the key itself may be in the cmap */
if (icmap_get("totem.key", NULL, &key_len, NULL) == CS_OK) {
if (key_len > sizeof (totem_config->private_key)) {
sprintf(error_string_response, "key is too long");
goto key_error;
}
if (icmap_get("totem.key", totem_config->private_key, &key_len, NULL) == CS_OK) {
totem_config->private_key_len = key_len;
got_key = 1;
} else {
sprintf(error_string_response, "can't store private key");
goto key_error;
}
}
}
/* In desperation we read the default filename */
if (!got_key) {
const char *filename = getenv("COROSYNC_TOTEM_AUTHKEY_FILE");
if (!filename)
filename = COROSYSCONFDIR "/authkey";
res = read_keyfile(filename, totem_config, error_string);
if (res)
goto key_error;
}
return (0);
key_error:
*error_string = error_string_response;
return (-1);
}
static char *quorum_exec_init_fn (struct corosync_api_v1 *api)
{
char *quorum_module = NULL;
char *error;
corosync_api = api;
list_init (&lib_trackers_list);
list_init (&internal_trackers_list);
/*
* Tell corosync we have a quorum engine.
*/
api->quorum_initialize(&callins);
/*
* Look for a quorum provider
*/
if (icmap_get_string("quorum.provider", &quorum_module) == CS_OK) {
log_printf (LOGSYS_LEVEL_NOTICE,
"Using quorum provider %s", quorum_module);
error = (char *)"Invalid quorum provider";
if (strcmp (quorum_module, "corosync_votequorum") == 0) {
error = votequorum_init (api, quorum_api_set_quorum);
quorum_type = 1;
}
if (strcmp (quorum_module, "corosync_ykd") == 0) {
error = ykd_init (api, quorum_api_set_quorum);
quorum_type = 1;
}
if (error) {
log_printf (LOGSYS_LEVEL_CRIT,
"Quorum provider: %s failed to initialize.",
quorum_module);
free(quorum_module);
return (error);
}
}
if (quorum_module) {
free(quorum_module);
quorum_module = NULL;
}
/*
* setting quorum_type and primary_designated in the right order is important
* always try to lookup/init a quorum module, then revert back to be quorate
*/
if (quorum_type == 0) {
primary_designated = 1;
}
return (NULL);
}
/*
* returns (CS_TRUE == OK, CS_FALSE == failed)
*/
static int32_t wd_resource_state_is_ok (struct resource *ref)
{
char* state;
uint64_t last_updated;
uint64_t my_time;
uint64_t allowed_period;
char key_name[ICMAP_KEYNAME_MAXLEN];
snprintf(key_name, ICMAP_KEYNAME_MAXLEN, "%s%s", ref->res_path, "last_updated");
if (icmap_get_uint64(key_name, &last_updated) != CS_OK) {
/* key does not exist.
*/
return CS_FALSE;
}
snprintf(key_name, ICMAP_KEYNAME_MAXLEN, "%s%s", ref->res_path, "state");
if (icmap_get_string(key_name, &state) != CS_OK || strcmp(state, "disabled") == 0) {
/* key does not exist.
*/
return CS_FALSE;
}
free (state);
if (last_updated == 0) {
/* initial value */
free(state);
return CS_TRUE;
}
my_time = cs_timestamp_get();
/*
* Here we check that the monitor has written a timestamp within the poll_period
* plus a grace factor of (0.5 * poll_period).
*/
allowed_period = (ref->check_timeout * MILLI_2_NANO_SECONDS * 3) / 2;
if ((last_updated + allowed_period) < my_time) {
log_printf (LOGSYS_LEVEL_ERROR,
"last_updated %"PRIu64" ms too late, period:%"PRIu64".",
(uint64_t)(my_time/MILLI_2_NANO_SECONDS - ((last_updated + allowed_period) / MILLI_2_NANO_SECONDS)),
ref->check_timeout);
free(state);
return CS_FALSE;
}
if (strcmp (state, wd_failed_str) == 0) {
free(state);
return CS_FALSE;
}
free(state);
return CS_TRUE;
}
static void put_nodelist_members_to_config(struct totem_config *totem_config)
{
icmap_iter_t iter, iter2;
const char *iter_key, *iter_key2;
int res = 0;
int node_pos;
char tmp_key[ICMAP_KEYNAME_MAXLEN];
char tmp_key2[ICMAP_KEYNAME_MAXLEN];
char *node_addr_str;
int member_count;
unsigned int ringnumber = 0;
iter = icmap_iter_init("nodelist.node.");
while ((iter_key = icmap_iter_next(iter, NULL, NULL)) != NULL) {
res = sscanf(iter_key, "nodelist.node.%u.%s", &node_pos, tmp_key);
if (res != 2) {
continue;
}
if (strcmp(tmp_key, "ring0_addr") != 0) {
continue;
}
snprintf(tmp_key, ICMAP_KEYNAME_MAXLEN, "nodelist.node.%u.", node_pos);
iter2 = icmap_iter_init(tmp_key);
while ((iter_key2 = icmap_iter_next(iter2, NULL, NULL)) != NULL) {
res = sscanf(iter_key2, "nodelist.node.%u.ring%u%s", &node_pos, &ringnumber, tmp_key2);
if (res != 3 || strcmp(tmp_key2, "_addr") != 0) {
continue;
}
if (icmap_get_string(iter_key2, &node_addr_str) != CS_OK) {
continue;
}
member_count = totem_config->interfaces[ringnumber].member_count;
res = totemip_parse(&totem_config->interfaces[ringnumber].member_list[member_count],
node_addr_str, 0);
if (res != -1) {
totem_config->interfaces[ringnumber].member_count++;
}
free(node_addr_str);
}
icmap_iter_finalize(iter2);
}
icmap_iter_finalize(iter);
}
static int find_local_node_in_nodelist(struct totem_config *totem_config)
{
icmap_iter_t iter;
const char *iter_key;
int res = 0;
int node_pos;
int local_node_pos = -1;
struct totem_ip_address bind_addr;
int interface_up, interface_num;
char tmp_key[ICMAP_KEYNAME_MAXLEN];
char *node_addr_str;
struct totem_ip_address node_addr;
res = totemip_iface_check(&totem_config->interfaces[0].bindnet,
&bind_addr, &interface_up, &interface_num,
totem_config->clear_node_high_bit);
if (res == -1) {
return (-1);
}
iter = icmap_iter_init("nodelist.node.");
while ((iter_key = icmap_iter_next(iter, NULL, NULL)) != NULL) {
res = sscanf(iter_key, "nodelist.node.%u.%s", &node_pos, tmp_key);
if (res != 2) {
continue;
}
if (strcmp(tmp_key, "ring0_addr") != 0) {
continue;
}
snprintf(tmp_key, ICMAP_KEYNAME_MAXLEN, "nodelist.node.%u.ring0_addr", node_pos);
if (icmap_get_string(tmp_key, &node_addr_str) != CS_OK) {
continue;
}
res = totemip_parse (&node_addr, node_addr_str, 0);
free(node_addr_str);
if (res == -1) {
continue ;
}
if (totemip_equal(&bind_addr, &node_addr)) {
local_node_pos = node_pos;
}
}
icmap_iter_finalize(iter);
return (local_node_pos);
}
static unsigned int service_unlink_and_exit (
struct corosync_api_v1 *corosync_api,
const char *service_name,
unsigned int service_ver)
{
unsigned short service_id;
char *name_sufix;
int res;
const char *iter_key_name;
icmap_iter_t iter;
char key_name[ICMAP_KEYNAME_MAXLEN];
unsigned int found_service_ver;
char *found_service_name;
int service_found;
name_sufix = strrchr (service_name, '_');
if (name_sufix)
name_sufix++;
else
name_sufix = (char*)service_name;
service_found = 0;
found_service_name = NULL;
iter = icmap_iter_init("internal_configuration.service.");
while ((iter_key_name = icmap_iter_next(iter, NULL, NULL)) != NULL) {
res = sscanf(iter_key_name, "internal_configuration.service.%hu.%s", &service_id, key_name);
if (res != 2) {
continue;
}
snprintf(key_name, ICMAP_KEYNAME_MAXLEN, "internal_configuration.service.%hu.name", service_id);
free(found_service_name);
if (icmap_get_string(key_name, &found_service_name) != CS_OK) {
continue;
}
snprintf(key_name, ICMAP_KEYNAME_MAXLEN, "internal_configuration.service.%u.ver", service_id);
if (icmap_get_uint32(key_name, &found_service_ver) != CS_OK) {
continue;
}
if (service_ver == found_service_ver && strcmp(found_service_name, service_name) == 0) {
free(found_service_name);
service_found = 1;
break;
}
}
icmap_iter_finalize(iter);
if (service_found && service_id < SERVICES_COUNT_MAX
&& corosync_service[service_id] != NULL) {
if (corosync_service[service_id]->exec_exit_fn) {
res = corosync_service[service_id]->exec_exit_fn ();
if (res == -1) {
return (-1);
}
}
log_printf(LOGSYS_LEVEL_NOTICE,
"Service engine unloaded: %s",
corosync_service[service_id]->name);
corosync_service[service_id] = NULL;
cs_ipcs_service_destroy (service_id);
snprintf(key_name, ICMAP_KEYNAME_MAXLEN, "internal_configuration.service.%u.handle", service_id);
icmap_delete(key_name);
snprintf(key_name, ICMAP_KEYNAME_MAXLEN, "internal_configuration.service.%u.name", service_id);
icmap_delete(key_name);
snprintf(key_name, ICMAP_KEYNAME_MAXLEN, "internal_configuration.service.%u.ver", service_id);
icmap_delete(key_name);
}
return (0);
}
extern int totem_config_read (
struct totem_config *totem_config,
const char **error_string,
uint64_t *warnings)
{
int res = 0;
char *str;
unsigned int ringnumber = 0;
int member_count = 0;
icmap_iter_t iter, member_iter;
const char *iter_key;
const char *member_iter_key;
char ringnumber_key[ICMAP_KEYNAME_MAXLEN];
char tmp_key[ICMAP_KEYNAME_MAXLEN];
uint8_t u8;
uint16_t u16;
char *cluster_name = NULL;
int i;
int local_node_pos;
int nodeid_set;
*warnings = 0;
memset (totem_config, 0, sizeof (struct totem_config));
totem_config->interfaces = malloc (sizeof (struct totem_interface) * INTERFACE_MAX);
if (totem_config->interfaces == 0) {
*error_string = "Out of memory trying to allocate ethernet interface storage area";
return -1;
}
memset (totem_config->interfaces, 0,
sizeof (struct totem_interface) * INTERFACE_MAX);
strcpy (totem_config->rrp_mode, "none");
icmap_get_uint32("totem.version", (uint32_t *)&totem_config->version);
totem_get_crypto(totem_config);
if (icmap_get_string("totem.rrp_mode", &str) == CS_OK) {
strcpy (totem_config->rrp_mode, str);
free(str);
}
icmap_get_uint32("totem.nodeid", &totem_config->node_id);
totem_config->clear_node_high_bit = 0;
if (icmap_get_string("totem.clear_node_high_bit", &str) == CS_OK) {
if (strcmp (str, "yes") == 0) {
totem_config->clear_node_high_bit = 1;
}
free(str);
}
icmap_get_uint32("totem.threads", &totem_config->threads);
icmap_get_uint32("totem.netmtu", &totem_config->net_mtu);
icmap_get_string("totem.cluster_name", &cluster_name);
/*
* Get things that might change in the future
*/
totem_volatile_config_read(totem_config);
if (icmap_get_string("totem.interface.0.bindnetaddr", &str) != CS_OK) {
/*
* We were not able to find ring 0 bindnet addr. Try to use nodelist informations
*/
config_convert_nodelist_to_interface(totem_config);
} else {
free(str);
}
iter = icmap_iter_init("totem.interface.");
while ((iter_key = icmap_iter_next(iter, NULL, NULL)) != NULL) {
res = sscanf(iter_key, "totem.interface.%[^.].%s", ringnumber_key, tmp_key);
if (res != 2) {
continue;
}
if (strcmp(tmp_key, "bindnetaddr") != 0) {
continue;
}
member_count = 0;
ringnumber = atoi(ringnumber_key);
/*
* Get the bind net address
*/
if (icmap_get_string(iter_key, &str) == CS_OK) {
res = totemip_parse (&totem_config->interfaces[ringnumber].bindnet, str,
totem_config->interfaces[ringnumber].mcast_addr.family);
free(str);
}
/*
* Get interface multicast address
*/
snprintf(tmp_key, ICMAP_KEYNAME_MAXLEN, "totem.interface.%u.mcastaddr", ringnumber);
if (icmap_get_string(tmp_key, &str) == CS_OK) {
res = totemip_parse (&totem_config->interfaces[ringnumber].mcast_addr, str, 0);
free(str);
} else {
/*
* User not specified address -> autogenerate one from cluster_name key
* (if available)
*/
res = get_cluster_mcast_addr (cluster_name,
&totem_config->interfaces[ringnumber].bindnet,
ringnumber,
&totem_config->interfaces[ringnumber].mcast_addr);
}
totem_config->broadcast_use = 0;
snprintf(tmp_key, ICMAP_KEYNAME_MAXLEN, "totem.interface.%u.broadcast", ringnumber);
if (icmap_get_string(tmp_key, &str) == CS_OK) {
if (strcmp (str, "yes") == 0) {
totem_config->broadcast_use = 1;
totemip_parse (
&totem_config->interfaces[ringnumber].mcast_addr,
"255.255.255.255", 0);
}
free(str);
}
/*
* Get mcast port
*/
snprintf(tmp_key, ICMAP_KEYNAME_MAXLEN, "totem.interface.%u.mcastport", ringnumber);
if (icmap_get_uint16(tmp_key, &totem_config->interfaces[ringnumber].ip_port) != CS_OK) {
if (totem_config->broadcast_use) {
totem_config->interfaces[ringnumber].ip_port = DEFAULT_PORT + (2 * ringnumber);
} else {
totem_config->interfaces[ringnumber].ip_port = DEFAULT_PORT;
}
}
/*
* Get the TTL
*/
totem_config->interfaces[ringnumber].ttl = 1;
snprintf(tmp_key, ICMAP_KEYNAME_MAXLEN, "totem.interface.%u.ttl", ringnumber);
if (icmap_get_uint8(tmp_key, &u8) == CS_OK) {
totem_config->interfaces[ringnumber].ttl = u8;
}
snprintf(tmp_key, ICMAP_KEYNAME_MAXLEN, "totem.interface.%u.member.", ringnumber);
member_iter = icmap_iter_init(tmp_key);
while ((member_iter_key = icmap_iter_next(member_iter, NULL, NULL)) != NULL) {
if (member_count == 0) {
if (icmap_get_string("nodelist.node.0.ring0_addr", &str) == CS_OK) {
free(str);
*warnings |= TOTEM_CONFIG_WARNING_MEMBERS_IGNORED;
break;
} else {
*warnings |= TOTEM_CONFIG_WARNING_MEMBERS_DEPRECATED;
}
}
if (icmap_get_string(member_iter_key, &str) == CS_OK) {
res = totemip_parse (&totem_config->interfaces[ringnumber].member_list[member_count++],
str, 0);
}
}
icmap_iter_finalize(member_iter);
totem_config->interfaces[ringnumber].member_count = member_count;
totem_config->interface_count++;
}
icmap_iter_finalize(iter);
/*
* Store automatically generated items back to icmap
*/
for (i = 0; i < totem_config->interface_count; i++) {
snprintf(tmp_key, ICMAP_KEYNAME_MAXLEN, "totem.interface.%u.mcastaddr", i);
if (icmap_get_string(tmp_key, &str) == CS_OK) {
free(str);
} else {
str = (char *)totemip_print(&totem_config->interfaces[i].mcast_addr);
icmap_set_string(tmp_key, str);
}
snprintf(tmp_key, ICMAP_KEYNAME_MAXLEN, "totem.interface.%u.mcastport", i);
if (icmap_get_uint16(tmp_key, &u16) != CS_OK) {
icmap_set_uint16(tmp_key, totem_config->interfaces[i].ip_port);
}
}
totem_config->transport_number = TOTEM_TRANSPORT_UDP;
if (icmap_get_string("totem.transport", &str) == CS_OK) {
if (strcmp (str, "udpu") == 0) {
totem_config->transport_number = TOTEM_TRANSPORT_UDPU;
}
if (strcmp (str, "iba") == 0) {
totem_config->transport_number = TOTEM_TRANSPORT_RDMA;
}
free(str);
}
free(cluster_name);
/*
* Check existence of nodelist
*/
if (icmap_get_string("nodelist.node.0.ring0_addr", &str) == CS_OK) {
free(str);
/*
* find local node
*/
local_node_pos = find_local_node_in_nodelist(totem_config);
if (local_node_pos != -1) {
icmap_set_uint32("nodelist.local_node_pos", local_node_pos);
snprintf(tmp_key, ICMAP_KEYNAME_MAXLEN, "nodelist.node.%u.nodeid", local_node_pos);
nodeid_set = (totem_config->node_id != 0);
if (icmap_get_uint32(tmp_key, &totem_config->node_id) == CS_OK && nodeid_set) {
*warnings |= TOTEM_CONFIG_WARNING_TOTEM_NODEID_IGNORED;
}
/*
* Make localnode ring0_addr read only, so we can be sure that local
* node never changes. If rebinding to other IP would be in future
* supported, this must be changed and handled properly!
*/
snprintf(tmp_key, ICMAP_KEYNAME_MAXLEN, "nodelist.node.%u.ring0_addr", local_node_pos);
icmap_set_ro_access(tmp_key, 0, 1);
icmap_set_ro_access("nodelist.local_node_pos", 0, 1);
}
put_nodelist_members_to_config(totem_config);
}
add_totem_config_notification(totem_config);
return 0;
}
static void config_convert_nodelist_to_interface(struct totem_config *totem_config)
{
icmap_iter_t iter;
const char *iter_key;
int res = 0;
int node_pos;
char tmp_key[ICMAP_KEYNAME_MAXLEN];
char tmp_key2[ICMAP_KEYNAME_MAXLEN];
char *node_addr_str;
unsigned int ringnumber = 0;
struct list_head addrs;
struct list_head *list;
struct totem_ip_if_address *if_addr;
struct totem_ip_address node_addr;
int node_found;
if (totemip_getifaddrs(&addrs) == -1) {
return ;
}
iter = icmap_iter_init("nodelist.node.");
while ((iter_key = icmap_iter_next(iter, NULL, NULL)) != NULL) {
res = sscanf(iter_key, "nodelist.node.%u.%s", &node_pos, tmp_key);
if (res != 2) {
continue;
}
if (strcmp(tmp_key, "ring0_addr") != 0) {
continue;
}
if (icmap_get_string(iter_key, &node_addr_str) != CS_OK) {
continue ;
}
if (totemip_parse(&node_addr, node_addr_str, 0) == -1) {
free(node_addr_str);
continue ;
}
free(node_addr_str);
/*
* Try to find node in if_addrs
*/
node_found = 0;
for (list = addrs.next; list != &addrs; list = list->next) {
if_addr = list_entry(list, struct totem_ip_if_address, list);
if (totemip_equal(&node_addr, &if_addr->ip_addr)) {
node_found = 1;
break;
}
}
if (node_found) {
break ;
}
}
icmap_iter_finalize(iter);
if (node_found) {
/*
* We found node, so create interface section
*/
snprintf(tmp_key, ICMAP_KEYNAME_MAXLEN, "nodelist.node.%u.", node_pos);
iter = icmap_iter_init(tmp_key);
while ((iter_key = icmap_iter_next(iter, NULL, NULL)) != NULL) {
res = sscanf(iter_key, "nodelist.node.%u.ring%u%s", &node_pos, &ringnumber, tmp_key2);
if (res != 3 || strcmp(tmp_key2, "_addr") != 0) {
continue ;
}
if (icmap_get_string(iter_key, &node_addr_str) != CS_OK) {
continue;
}
snprintf(tmp_key2, ICMAP_KEYNAME_MAXLEN, "totem.interface.%u.bindnetaddr", ringnumber);
icmap_set_string(tmp_key2, node_addr_str);
free(node_addr_str);
}
icmap_iter_finalize(iter);
}
}
/*
* return 0 - fully configured
* return -1 - partially configured
*/
static int32_t wd_resource_create (char *res_path, char *res_name)
{
char *state;
uint64_t tmp_value;
struct resource *ref = calloc (1, sizeof (struct resource));
char key_name[ICMAP_KEYNAME_MAXLEN];
strcpy(ref->res_path, res_path);
ref->check_timeout = WD_DEFAULT_TIMEOUT_MS;
ref->check_timer = 0;
strcpy(ref->name, res_name);
ref->fsm.name = ref->name;
ref->fsm.table = wd_fsm_table;
ref->fsm.entries = sizeof(wd_fsm_table) / sizeof(struct cs_fsm_entry);
ref->fsm.curr_entry = 0;
ref->fsm.curr_state = WD_S_STOPPED;
ref->fsm.state_to_str = wd_res_state_to_str;
ref->fsm.event_to_str = wd_res_event_to_str;
snprintf(key_name, ICMAP_KEYNAME_MAXLEN, "%s%s", res_path, "poll_period");
if (icmap_get_uint64(key_name, &tmp_value) != CS_OK) {
icmap_set_uint64(key_name, ref->check_timeout);
} else {
if (tmp_value >= WD_MIN_TIMEOUT_MS && tmp_value <= WD_MAX_TIMEOUT_MS) {
ref->check_timeout = tmp_value;
} else {
log_printf (LOGSYS_LEVEL_WARNING,
"Could NOT use poll_period:%"PRIu64" ms for resource %s",
tmp_value, ref->name);
}
}
icmap_track_add(res_path,
ICMAP_TRACK_ADD | ICMAP_TRACK_MODIFY | ICMAP_TRACK_DELETE | ICMAP_TRACK_PREFIX,
wd_key_changed,
ref, &ref->icmap_track);
snprintf(key_name, ICMAP_KEYNAME_MAXLEN, "%s%s", res_path, "recovery");
if (icmap_get_string(key_name, &ref->recovery) != CS_OK) {
/* key does not exist.
*/
log_printf (LOGSYS_LEVEL_WARNING,
"resource %s missing a recovery key.", ref->name);
return -1;
}
snprintf(key_name, ICMAP_KEYNAME_MAXLEN, "%s%s", res_path, "state");
if (icmap_get_string(key_name, &state) != CS_OK) {
/* key does not exist.
*/
log_printf (LOGSYS_LEVEL_WARNING,
"resource %s missing a state key.", ref->name);
return -1;
}
snprintf(key_name, ICMAP_KEYNAME_MAXLEN, "%s%s", res_path, "last_updated");
if (icmap_get_uint64(key_name, &tmp_value) != CS_OK) {
/* key does not exist.
*/
ref->last_updated = 0;
} else {
ref->last_updated = tmp_value;
}
/*
* delay the first check to give the monitor time to start working.
*/
tmp_value = CS_MAX(ref->check_timeout * 2, WD_DEFAULT_TIMEOUT_MS);
api->timer_add_duration(tmp_value * MILLI_2_NANO_SECONDS,
ref,
wd_resource_check_fn, &ref->check_timer);
cs_fsm_state_set(&ref->fsm, WD_S_RUNNING, ref);
return 0;
}
static void wd_config_changed (struct cs_fsm* fsm, int32_t event, void * data)
{
char *state;
uint64_t tmp_value;
uint64_t next_timeout;
struct resource *ref = (struct resource*)data;
char key_name[ICMAP_KEYNAME_MAXLEN];
next_timeout = ref->check_timeout;
snprintf(key_name, ICMAP_KEYNAME_MAXLEN, "%s%s", ref->res_path, "poll_period");
if (icmap_get_uint64(ref->res_path, &tmp_value) == CS_OK) {
if (tmp_value >= WD_MIN_TIMEOUT_MS && tmp_value <= WD_MAX_TIMEOUT_MS) {
log_printf (LOGSYS_LEVEL_DEBUG,
"poll_period changing from:%"PRIu64" to %"PRIu64".",
ref->check_timeout, tmp_value);
/*
* To easy in the transition between poll_period's we are going
* to make the first timeout the bigger of the new and old value.
* This is to give the monitoring system time to adjust.
*/
next_timeout = CS_MAX(tmp_value, ref->check_timeout);
ref->check_timeout = tmp_value;
} else {
log_printf (LOGSYS_LEVEL_WARNING,
"Could NOT use poll_period:%"PRIu64" ms for resource %s",
tmp_value, ref->name);
}
}
snprintf(key_name, ICMAP_KEYNAME_MAXLEN, "%s%s", ref->res_path, "recovery");
if (icmap_get_string(key_name, &ref->recovery) != CS_OK) {
/* key does not exist.
*/
log_printf (LOGSYS_LEVEL_WARNING,
"resource %s missing a recovery key.", ref->name);
cs_fsm_state_set(&ref->fsm, WD_S_STOPPED, ref);
return;
}
snprintf(key_name, ICMAP_KEYNAME_MAXLEN, "%s%s", ref->res_path, "state");
if (icmap_get_string(key_name, &state) != CS_OK) {
/* key does not exist.
*/
log_printf (LOGSYS_LEVEL_WARNING,
"resource %s missing a state key.", ref->name);
cs_fsm_state_set(&ref->fsm, WD_S_STOPPED, ref);
return;
}
if (ref->check_timer) {
api->timer_delete(ref->check_timer);
ref->check_timer = 0;
}
if (strcmp(wd_stopped_str, state) == 0) {
cs_fsm_state_set(&ref->fsm, WD_S_STOPPED, ref);
} else {
api->timer_add_duration(next_timeout * MILLI_2_NANO_SECONDS,
ref, wd_resource_check_fn, &ref->check_timer);
cs_fsm_state_set(&ref->fsm, WD_S_RUNNING, ref);
}
free(state);
}
