diff --git a/daemons/controld/controld_execd.c b/daemons/controld/controld_execd.c index 74198cd349..8481e27727 100644 --- a/daemons/controld/controld_execd.c +++ b/daemons/controld/controld_execd.c @@ -1,2881 +1,2882 @@ /* * Copyright 2004-2020 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include // lrmd_event_data_t, lrmd_rsc_info_t, etc. #include #include #include #include #include #include #define START_DELAY_THRESHOLD 5 * 60 * 1000 #define MAX_LRM_REG_FAILS 30 struct delete_event_s { int rc; const char *rsc; lrm_state_t *lrm_state; }; static gboolean is_rsc_active(lrm_state_t * lrm_state, const char *rsc_id); static gboolean build_active_RAs(lrm_state_t * lrm_state, xmlNode * rsc_list); static gboolean stop_recurring_actions(gpointer key, gpointer value, gpointer user_data); static lrmd_event_data_t *construct_op(lrm_state_t * lrm_state, xmlNode * rsc_op, const char *rsc_id, const char *operation); static void do_lrm_rsc_op(lrm_state_t *lrm_state, lrmd_rsc_info_t *rsc, const char *operation, xmlNode *msg); static gboolean lrm_state_verify_stopped(lrm_state_t * lrm_state, enum crmd_fsa_state cur_state, int log_level); static int do_update_resource(const char *node_name, lrmd_rsc_info_t *rsc, lrmd_event_data_t *op, time_t lock_time); static void lrm_connection_destroy(void) { if (pcmk_is_set(fsa_input_register, R_LRM_CONNECTED)) { crm_crit("Connection to executor failed"); register_fsa_input(C_FSA_INTERNAL, I_ERROR, NULL); controld_clear_fsa_input_flags(R_LRM_CONNECTED); } else { crm_info("Disconnected from executor"); } } static char * make_stop_id(const char *rsc, int call_id) { return crm_strdup_printf("%s:%d", rsc, call_id); } static void copy_instance_keys(gpointer key, gpointer value, gpointer user_data) { if (strstr(key, CRM_META "_") == NULL) { g_hash_table_replace(user_data, strdup((const char *)key), strdup((const char *)value)); } } static void copy_meta_keys(gpointer key, gpointer value, gpointer user_data) { if (strstr(key, CRM_META "_") != NULL) { g_hash_table_replace(user_data, strdup((const char *)key), strdup((const char *)value)); } } /*! * \internal * \brief Remove a recurring operation from a resource's history * * \param[in,out] history Resource history to modify * \param[in] op Operation to remove * * \return TRUE if the operation was found and removed, FALSE otherwise */ static gboolean history_remove_recurring_op(rsc_history_t *history, const lrmd_event_data_t *op) { GList *iter; for (iter = history->recurring_op_list; iter != NULL; iter = iter->next) { lrmd_event_data_t *existing = iter->data; if ((op->interval_ms == existing->interval_ms) && pcmk__str_eq(op->rsc_id, existing->rsc_id, pcmk__str_none) && pcmk__str_eq(op->op_type, existing->op_type, pcmk__str_casei)) { history->recurring_op_list = g_list_delete_link(history->recurring_op_list, iter); lrmd_free_event(existing); return TRUE; } } return FALSE; } /*! * \internal * \brief Free all recurring operations in resource history * * \param[in,out] history Resource history to modify */ static void history_free_recurring_ops(rsc_history_t *history) { GList *iter; for (iter = history->recurring_op_list; iter != NULL; iter = iter->next) { lrmd_free_event(iter->data); } g_list_free(history->recurring_op_list); history->recurring_op_list = NULL; } /*! * \internal * \brief Free resource history * * \param[in,out] history Resource history to free */ void history_free(gpointer data) { rsc_history_t *history = (rsc_history_t*)data; if (history->stop_params) { g_hash_table_destroy(history->stop_params); } /* Don't need to free history->rsc.id because it's set to history->id */ free(history->rsc.type); free(history->rsc.standard); free(history->rsc.provider); lrmd_free_event(history->failed); lrmd_free_event(history->last); free(history->id); history_free_recurring_ops(history); free(history); } static void update_history_cache(lrm_state_t * lrm_state, lrmd_rsc_info_t * rsc, lrmd_event_data_t * op) { int target_rc = 0; rsc_history_t *entry = NULL; if (op->rsc_deleted) { crm_debug("Purged history for '%s' after %s", op->rsc_id, op->op_type); controld_delete_resource_history(op->rsc_id, lrm_state->node_name, NULL, crmd_cib_smart_opt()); return; } if (pcmk__str_eq(op->op_type, RSC_NOTIFY, pcmk__str_casei)) { return; } crm_debug("Updating history for '%s' with %s op", op->rsc_id, op->op_type); entry = g_hash_table_lookup(lrm_state->resource_history, op->rsc_id); if (entry == NULL && rsc) { entry = calloc(1, sizeof(rsc_history_t)); entry->id = strdup(op->rsc_id); g_hash_table_insert(lrm_state->resource_history, entry->id, entry); entry->rsc.id = entry->id; entry->rsc.type = strdup(rsc->type); entry->rsc.standard = strdup(rsc->standard); if (rsc->provider) { entry->rsc.provider = strdup(rsc->provider); } else { entry->rsc.provider = NULL; } } else if (entry == NULL) { crm_info("Resource %s no longer exists, not updating cache", op->rsc_id); return; } entry->last_callid = op->call_id; target_rc = rsc_op_expected_rc(op); if (op->op_status == PCMK_LRM_OP_CANCELLED) { if (op->interval_ms > 0) { crm_trace("Removing cancelled recurring op: " PCMK__OP_FMT, op->rsc_id, op->op_type, op->interval_ms); history_remove_recurring_op(entry, op); return; } else { crm_trace("Skipping " PCMK__OP_FMT " rc=%d, status=%d", op->rsc_id, op->op_type, op->interval_ms, op->rc, op->op_status); } } else if (did_rsc_op_fail(op, target_rc)) { /* Store failed monitors here, otherwise the block below will cause them * to be forgotten when a stop happens. */ if (entry->failed) { lrmd_free_event(entry->failed); } entry->failed = lrmd_copy_event(op); } else if (op->interval_ms == 0) { if (entry->last) { lrmd_free_event(entry->last); } entry->last = lrmd_copy_event(op); if (op->params && pcmk__strcase_any_of(op->op_type, CRMD_ACTION_START, "reload", CRMD_ACTION_STATUS, NULL)) { if (entry->stop_params) { g_hash_table_destroy(entry->stop_params); } entry->stop_params = crm_str_table_new(); g_hash_table_foreach(op->params, copy_instance_keys, entry->stop_params); } } if (op->interval_ms > 0) { /* Ensure there are no duplicates */ history_remove_recurring_op(entry, op); crm_trace("Adding recurring op: " PCMK__OP_FMT, op->rsc_id, op->op_type, op->interval_ms); entry->recurring_op_list = g_list_prepend(entry->recurring_op_list, lrmd_copy_event(op)); } else if (entry->recurring_op_list && !pcmk__str_eq(op->op_type, RSC_STATUS, pcmk__str_casei)) { crm_trace("Dropping %d recurring ops because of: " PCMK__OP_FMT, g_list_length(entry->recurring_op_list), op->rsc_id, op->op_type, op->interval_ms); history_free_recurring_ops(entry); } } /*! * \internal * \brief Send a direct OK ack for a resource task * * \param[in] lrm_state LRM connection * \param[in] input Input message being ack'ed * \param[in] rsc_id ID of affected resource * \param[in] rsc Affected resource (if available) * \param[in] task Operation task being ack'ed * \param[in] ack_host Name of host to send ack to * \param[in] ack_sys IPC system name to ack */ static void send_task_ok_ack(lrm_state_t *lrm_state, ha_msg_input_t *input, const char *rsc_id, lrmd_rsc_info_t *rsc, const char *task, const char *ack_host, const char *ack_sys) { lrmd_event_data_t *op = construct_op(lrm_state, input->xml, rsc_id, task); op->rc = PCMK_OCF_OK; op->op_status = PCMK_LRM_OP_DONE; controld_ack_event_directly(ack_host, ack_sys, rsc, op, rsc_id); lrmd_free_event(op); } static inline const char * op_node_name(lrmd_event_data_t *op) { return op->remote_nodename? op->remote_nodename : fsa_our_uname; } void lrm_op_callback(lrmd_event_data_t * op) { CRM_CHECK(op != NULL, return); switch (op->type) { case lrmd_event_disconnect: if (op->remote_nodename == NULL) { /* If this is the local executor IPC connection, set the right * bits in the controller when the connection goes down. */ lrm_connection_destroy(); } break; case lrmd_event_exec_complete: { lrm_state_t *lrm_state = lrm_state_find(op_node_name(op)); CRM_ASSERT(lrm_state != NULL); process_lrm_event(lrm_state, op, NULL, NULL); } break; default: break; } } /* A_LRM_CONNECT */ void do_lrm_control(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input current_input, fsa_data_t * msg_data) { /* This only pertains to local executor connections. Remote connections are * handled as resources within the scheduler. Connecting and disconnecting * from remote executor instances is handled differently. */ lrm_state_t *lrm_state = NULL; if(fsa_our_uname == NULL) { return; /* Nothing to do */ } lrm_state = lrm_state_find_or_create(fsa_our_uname); if (lrm_state == NULL) { register_fsa_error(C_FSA_INTERNAL, I_ERROR, NULL); return; } if (action & A_LRM_DISCONNECT) { if (lrm_state_verify_stopped(lrm_state, cur_state, LOG_INFO) == FALSE) { if (action == A_LRM_DISCONNECT) { crmd_fsa_stall(FALSE); return; } } controld_clear_fsa_input_flags(R_LRM_CONNECTED); crm_info("Disconnecting from the executor"); lrm_state_disconnect(lrm_state); lrm_state_reset_tables(lrm_state, FALSE); crm_notice("Disconnected from the executor"); } if (action & A_LRM_CONNECT) { int ret = pcmk_ok; crm_debug("Connecting to the executor"); ret = lrm_state_ipc_connect(lrm_state); if (ret != pcmk_ok) { if (lrm_state->num_lrm_register_fails < MAX_LRM_REG_FAILS) { crm_warn("Failed to connect to the executor %d time%s (%d max)", lrm_state->num_lrm_register_fails, pcmk__plural_s(lrm_state->num_lrm_register_fails), MAX_LRM_REG_FAILS); controld_start_timer(wait_timer); crmd_fsa_stall(FALSE); return; } } if (ret != pcmk_ok) { crm_err("Failed to connect to the executor the max allowed %d time%s", lrm_state->num_lrm_register_fails, pcmk__plural_s(lrm_state->num_lrm_register_fails)); register_fsa_error(C_FSA_INTERNAL, I_ERROR, NULL); return; } controld_set_fsa_input_flags(R_LRM_CONNECTED); crm_info("Connection to the executor established"); } if (action & ~(A_LRM_CONNECT | A_LRM_DISCONNECT)) { crm_err("Unexpected action %s in %s", fsa_action2string(action), __func__); } } static gboolean lrm_state_verify_stopped(lrm_state_t * lrm_state, enum crmd_fsa_state cur_state, int log_level) { int counter = 0; gboolean rc = TRUE; const char *when = "lrm disconnect"; GHashTableIter gIter; const char *key = NULL; rsc_history_t *entry = NULL; active_op_t *pending = NULL; crm_debug("Checking for active resources before exit"); if (cur_state == S_TERMINATE) { log_level = LOG_ERR; when = "shutdown"; } else if (pcmk_is_set(fsa_input_register, R_SHUTDOWN)) { when = "shutdown... waiting"; } if (lrm_state->pending_ops && lrm_state_is_connected(lrm_state) == TRUE) { guint removed = g_hash_table_foreach_remove( lrm_state->pending_ops, stop_recurring_actions, lrm_state); guint nremaining = g_hash_table_size(lrm_state->pending_ops); if (removed || nremaining) { crm_notice("Stopped %u recurring operation%s at %s (%u remaining)", removed, pcmk__plural_s(removed), when, nremaining); } } if (lrm_state->pending_ops) { g_hash_table_iter_init(&gIter, lrm_state->pending_ops); while (g_hash_table_iter_next(&gIter, NULL, (void **)&pending)) { /* Ignore recurring actions in the shutdown calculations */ if (pending->interval_ms == 0) { counter++; } } } if (counter > 0) { do_crm_log(log_level, "%d pending executor operation%s at %s", counter, pcmk__plural_s(counter), when); if ((cur_state == S_TERMINATE) || !pcmk_is_set(fsa_input_register, R_SENT_RSC_STOP)) { g_hash_table_iter_init(&gIter, lrm_state->pending_ops); while (g_hash_table_iter_next(&gIter, (gpointer*)&key, (gpointer*)&pending)) { do_crm_log(log_level, "Pending action: %s (%s)", key, pending->op_key); } } else { rc = FALSE; } return rc; } if (lrm_state->resource_history == NULL) { return rc; } if (pcmk_is_set(fsa_input_register, R_SHUTDOWN)) { /* At this point we're not waiting, we're just shutting down */ when = "shutdown"; } counter = 0; g_hash_table_iter_init(&gIter, lrm_state->resource_history); while (g_hash_table_iter_next(&gIter, NULL, (gpointer*)&entry)) { if (is_rsc_active(lrm_state, entry->id) == FALSE) { continue; } counter++; if (log_level == LOG_ERR) { crm_info("Found %s active at %s", entry->id, when); } else { crm_trace("Found %s active at %s", entry->id, when); } if (lrm_state->pending_ops) { GHashTableIter hIter; g_hash_table_iter_init(&hIter, lrm_state->pending_ops); while (g_hash_table_iter_next(&hIter, (gpointer*)&key, (gpointer*)&pending)) { if (pcmk__str_eq(entry->id, pending->rsc_id, pcmk__str_none)) { crm_notice("%sction %s (%s) incomplete at %s", pending->interval_ms == 0 ? "A" : "Recurring a", key, pending->op_key, when); } } } } if (counter) { crm_err("%d resource%s active at %s", counter, (counter == 1)? " was" : "s were", when); } return rc; } static char * build_parameter_list(const lrmd_event_data_t *op, const struct ra_metadata_s *metadata, xmlNode *result, enum ra_param_flags_e param_type, bool invert_for_xml) { int len = 0; int max = 0; char *list = NULL; GList *iter = NULL; /* Newer resource agents support the "private" parameter attribute to * indicate sensitive parameters. For backward compatibility with older * agents, this list is used if the agent doesn't specify any as "private". */ const char *secure_terms[] = { "password", "passwd", "user", }; if (!pcmk_is_set(metadata->ra_flags, ra_uses_private) && (param_type == ra_param_private)) { max = DIMOF(secure_terms); } for (iter = metadata->ra_params; iter != NULL; iter = iter->next) { struct ra_param_s *param = (struct ra_param_s *) iter->data; bool accept = FALSE; if (pcmk_is_set(param->rap_flags, param_type)) { accept = TRUE; } else if (max) { for (int lpc = 0; lpc < max; lpc++) { if (pcmk__str_eq(secure_terms[lpc], param->rap_name, pcmk__str_casei)) { accept = TRUE; break; } } } if (accept) { int start = len; crm_trace("Attr %s is %s", param->rap_name, ra_param_flag2text(param_type)); len += strlen(param->rap_name) + 2; // include spaces around list = pcmk__realloc(list, len + 1); // include null terminator // spaces before and after make parsing simpler sprintf(list + start, " %s ", param->rap_name); } else { crm_trace("Rejecting %s for %s", param->rap_name, ra_param_flag2text(param_type)); } if (result && (invert_for_xml? !accept : accept)) { const char *v = g_hash_table_lookup(op->params, param->rap_name); if (v != NULL) { crm_trace("Adding attr %s=%s to the xml result", param->rap_name, v); crm_xml_add(result, param->rap_name, v); } } } return list; } static void append_restart_list(lrmd_event_data_t *op, struct ra_metadata_s *metadata, xmlNode *update, const char *version) { char *list = NULL; char *digest = NULL; xmlNode *restart = NULL; CRM_LOG_ASSERT(op->params != NULL); if (op->interval_ms > 0) { /* monitors are not reloadable */ return; } if (pcmk_is_set(metadata->ra_flags, ra_supports_reload)) { restart = create_xml_node(NULL, XML_TAG_PARAMS); /* Add any parameters with unique="1" to the "op-force-restart" list. * * (Currently, we abuse "unique=0" to indicate reloadability. This is * nonstandard and should eventually be replaced once the OCF standard * is updated with something better.) */ list = build_parameter_list(op, metadata, restart, ra_param_unique, FALSE); } else { /* Resource does not support reloads */ return; } digest = calculate_operation_digest(restart, version); /* Add "op-force-restart" and "op-restart-digest" to indicate the resource supports reload, * no matter if it actually supports any parameters with unique="1"). */ crm_xml_add(update, XML_LRM_ATTR_OP_RESTART, list? list: ""); crm_xml_add(update, XML_LRM_ATTR_RESTART_DIGEST, digest); crm_trace("%s: %s, %s", op->rsc_id, digest, list); crm_log_xml_trace(restart, "restart digest source"); free_xml(restart); free(digest); free(list); } static void append_secure_list(lrmd_event_data_t *op, struct ra_metadata_s *metadata, xmlNode *update, const char *version) { char *list = NULL; char *digest = NULL; xmlNode *secure = NULL; CRM_LOG_ASSERT(op->params != NULL); /* * To keep XML_LRM_ATTR_OP_SECURE short, we want it to contain the * secure parameters but XML_LRM_ATTR_SECURE_DIGEST to be based on * the insecure ones */ secure = create_xml_node(NULL, XML_TAG_PARAMS); list = build_parameter_list(op, metadata, secure, ra_param_private, TRUE); if (list != NULL) { digest = calculate_operation_digest(secure, version); crm_xml_add(update, XML_LRM_ATTR_OP_SECURE, list); crm_xml_add(update, XML_LRM_ATTR_SECURE_DIGEST, digest); crm_trace("%s: %s, %s", op->rsc_id, digest, list); crm_log_xml_trace(secure, "secure digest source"); } else { crm_trace("%s: no secure parameters", op->rsc_id); } free_xml(secure); free(digest); free(list); } static gboolean build_operation_update(xmlNode * parent, lrmd_rsc_info_t * rsc, lrmd_event_data_t * op, const char *node_name, const char *src) { int target_rc = 0; xmlNode *xml_op = NULL; struct ra_metadata_s *metadata = NULL; const char *caller_version = NULL; lrm_state_t *lrm_state = NULL; if (op == NULL) { return FALSE; } target_rc = rsc_op_expected_rc(op); /* there is a small risk in formerly mixed clusters that it will * be sub-optimal. * * however with our upgrade policy, the update we send should * still be completely supported anyway */ caller_version = g_hash_table_lookup(op->params, XML_ATTR_CRM_VERSION); CRM_LOG_ASSERT(caller_version != NULL); if(caller_version == NULL) { caller_version = CRM_FEATURE_SET; } crm_trace("Building %s operation update with originator version: %s", op->rsc_id, caller_version); xml_op = pcmk__create_history_xml(parent, op, caller_version, target_rc, fsa_our_uname, src, LOG_DEBUG); if (xml_op == NULL) { return TRUE; } if ((rsc == NULL) || (op->params == NULL) || !crm_op_needs_metadata(rsc->standard, op->op_type)) { crm_trace("No digests needed for %s action on %s (params=%p rsc=%p)", op->op_type, op->rsc_id, op->params, rsc); return TRUE; } lrm_state = lrm_state_find(node_name); if (lrm_state == NULL) { crm_warn("Cannot calculate digests for operation " PCMK__OP_FMT " because we have no connection to executor for %s", op->rsc_id, op->op_type, op->interval_ms, node_name); return TRUE; } metadata = metadata_cache_get(lrm_state->metadata_cache, rsc); if (metadata == NULL) { /* For now, we always collect resource agent meta-data via a local, * synchronous, direct execution of the agent. This has multiple issues: * the executor should execute agents, not the controller; meta-data for * Pacemaker Remote nodes should be collected on those nodes, not * locally; and the meta-data call shouldn't eat into the timeout of the * real action being performed. * * These issues are planned to be addressed by having the scheduler * schedule a meta-data cache check at the beginning of each transition. * Once that is working, this block will only be a fallback in case the * initial collection fails. */ char *metadata_str = NULL; int rc = lrm_state_get_metadata(lrm_state, rsc->standard, rsc->provider, rsc->type, &metadata_str, 0); if (rc != pcmk_ok) { crm_warn("Failed to get metadata for %s (%s:%s:%s)", rsc->id, rsc->standard, rsc->provider, rsc->type); return TRUE; } metadata = metadata_cache_update(lrm_state->metadata_cache, rsc, metadata_str); free(metadata_str); if (metadata == NULL) { crm_warn("Failed to update metadata for %s (%s:%s:%s)", rsc->id, rsc->standard, rsc->provider, rsc->type); return TRUE; } } #if ENABLE_VERSIONED_ATTRS crm_xml_add(xml_op, XML_ATTR_RA_VERSION, metadata->ra_version); #endif crm_trace("Including additional digests for %s::%s:%s", rsc->standard, rsc->provider, rsc->type); append_restart_list(op, metadata, xml_op, caller_version); append_secure_list(op, metadata, xml_op, caller_version); return TRUE; } static gboolean is_rsc_active(lrm_state_t * lrm_state, const char *rsc_id) { rsc_history_t *entry = NULL; entry = g_hash_table_lookup(lrm_state->resource_history, rsc_id); if (entry == NULL || entry->last == NULL) { return FALSE; } crm_trace("Processing %s: %s.%d=%d", rsc_id, entry->last->op_type, entry->last->interval_ms, entry->last->rc); if (entry->last->rc == PCMK_OCF_OK && pcmk__str_eq(entry->last->op_type, CRMD_ACTION_STOP, pcmk__str_casei)) { return FALSE; } else if (entry->last->rc == PCMK_OCF_OK && pcmk__str_eq(entry->last->op_type, CRMD_ACTION_MIGRATE, pcmk__str_casei)) { // A stricter check is too complex ... leave that to the scheduler return FALSE; } else if (entry->last->rc == PCMK_OCF_NOT_RUNNING) { return FALSE; } else if ((entry->last->interval_ms == 0) && (entry->last->rc == PCMK_OCF_NOT_CONFIGURED)) { /* Badly configured resources can't be reliably stopped */ return FALSE; } return TRUE; } static gboolean build_active_RAs(lrm_state_t * lrm_state, xmlNode * rsc_list) { GHashTableIter iter; rsc_history_t *entry = NULL; g_hash_table_iter_init(&iter, lrm_state->resource_history); while (g_hash_table_iter_next(&iter, NULL, (void **)&entry)) { GList *gIter = NULL; xmlNode *xml_rsc = create_xml_node(rsc_list, XML_LRM_TAG_RESOURCE); crm_xml_add(xml_rsc, XML_ATTR_ID, entry->id); crm_xml_add(xml_rsc, XML_ATTR_TYPE, entry->rsc.type); crm_xml_add(xml_rsc, XML_AGENT_ATTR_CLASS, entry->rsc.standard); crm_xml_add(xml_rsc, XML_AGENT_ATTR_PROVIDER, entry->rsc.provider); if (entry->last && entry->last->params) { const char *container = g_hash_table_lookup(entry->last->params, CRM_META"_"XML_RSC_ATTR_CONTAINER); if (container) { crm_trace("Resource %s is a part of container resource %s", entry->id, container); crm_xml_add(xml_rsc, XML_RSC_ATTR_CONTAINER, container); } } build_operation_update(xml_rsc, &(entry->rsc), entry->failed, lrm_state->node_name, __func__); build_operation_update(xml_rsc, &(entry->rsc), entry->last, lrm_state->node_name, __func__); for (gIter = entry->recurring_op_list; gIter != NULL; gIter = gIter->next) { build_operation_update(xml_rsc, &(entry->rsc), gIter->data, lrm_state->node_name, __func__); } } return FALSE; } static xmlNode * do_lrm_query_internal(lrm_state_t *lrm_state, int update_flags) { xmlNode *xml_state = NULL; xmlNode *xml_data = NULL; xmlNode *rsc_list = NULL; crm_node_t *peer = NULL; peer = crm_get_peer_full(0, lrm_state->node_name, CRM_GET_PEER_ANY); CRM_CHECK(peer != NULL, return NULL); xml_state = create_node_state_update(peer, update_flags, NULL, __func__); if (xml_state == NULL) { return NULL; } xml_data = create_xml_node(xml_state, XML_CIB_TAG_LRM); crm_xml_add(xml_data, XML_ATTR_ID, peer->uuid); rsc_list = create_xml_node(xml_data, XML_LRM_TAG_RESOURCES); /* Build a list of active (not always running) resources */ build_active_RAs(lrm_state, rsc_list); crm_log_xml_trace(xml_state, "Current executor state"); return xml_state; } xmlNode * controld_query_executor_state(const char *node_name) { lrm_state_t *lrm_state = lrm_state_find(node_name); if (!lrm_state) { crm_err("Could not find executor state for node %s", node_name); return NULL; } return do_lrm_query_internal(lrm_state, node_update_cluster|node_update_peer); } /*! * \internal * \brief Map standard Pacemaker return code to operation status and OCF code * * \param[out] event Executor event whose status and return code should be set * \param[in] rc Standard Pacemaker return code */ void controld_rc2event(lrmd_event_data_t *event, int rc) { switch (rc) { case pcmk_rc_ok: event->rc = PCMK_OCF_OK; event->op_status = PCMK_LRM_OP_DONE; break; case EACCES: event->rc = PCMK_OCF_INSUFFICIENT_PRIV; event->op_status = PCMK_LRM_OP_ERROR; break; default: event->rc = PCMK_OCF_UNKNOWN_ERROR; event->op_status = PCMK_LRM_OP_ERROR; break; } } /*! * \internal * \brief Trigger a new transition after CIB status was deleted * * If a CIB status delete was not expected (as part of the transition graph), * trigger a new transition by updating the (arbitrary) "last-lrm-refresh" * cluster property. * * \param[in] from_sys IPC name that requested the delete * \param[in] rsc_id Resource whose status was deleted (for logging only) */ void controld_trigger_delete_refresh(const char *from_sys, const char *rsc_id) { if (!pcmk__str_eq(from_sys, CRM_SYSTEM_TENGINE, pcmk__str_casei)) { char *now_s = crm_strdup_printf("%lld", (long long) time(NULL)); crm_debug("Triggering a refresh after %s cleaned %s", from_sys, rsc_id); update_attr_delegate(fsa_cib_conn, cib_none, XML_CIB_TAG_CRMCONFIG, NULL, NULL, NULL, NULL, "last-lrm-refresh", now_s, FALSE, NULL, NULL); free(now_s); } } static void notify_deleted(lrm_state_t * lrm_state, ha_msg_input_t * input, const char *rsc_id, int rc) { lrmd_event_data_t *op = NULL; const char *from_sys = crm_element_value(input->msg, F_CRM_SYS_FROM); const char *from_host = crm_element_value(input->msg, F_CRM_HOST_FROM); crm_info("Notifying %s on %s that %s was%s deleted", from_sys, (from_host? from_host : "localhost"), rsc_id, ((rc == pcmk_ok)? "" : " not")); op = construct_op(lrm_state, input->xml, rsc_id, CRMD_ACTION_DELETE); controld_rc2event(op, pcmk_legacy2rc(rc)); controld_ack_event_directly(from_host, from_sys, NULL, op, rsc_id); lrmd_free_event(op); controld_trigger_delete_refresh(from_sys, rsc_id); } static gboolean lrm_remove_deleted_rsc(gpointer key, gpointer value, gpointer user_data) { struct delete_event_s *event = user_data; struct pending_deletion_op_s *op = value; if (pcmk__str_eq(event->rsc, op->rsc, pcmk__str_none)) { notify_deleted(event->lrm_state, op->input, event->rsc, event->rc); return TRUE; } return FALSE; } static gboolean lrm_remove_deleted_op(gpointer key, gpointer value, gpointer user_data) { const char *rsc = user_data; active_op_t *pending = value; if (pcmk__str_eq(rsc, pending->rsc_id, pcmk__str_none)) { crm_info("Removing op %s:%d for deleted resource %s", pending->op_key, pending->call_id, rsc); return TRUE; } return FALSE; } static void delete_rsc_entry(lrm_state_t * lrm_state, ha_msg_input_t * input, const char *rsc_id, GHashTableIter * rsc_gIter, int rc, const char *user_name) { struct delete_event_s event; CRM_CHECK(rsc_id != NULL, return); if (rc == pcmk_ok) { char *rsc_id_copy = strdup(rsc_id); if (rsc_gIter) { g_hash_table_iter_remove(rsc_gIter); } else { g_hash_table_remove(lrm_state->resource_history, rsc_id_copy); } controld_delete_resource_history(rsc_id_copy, lrm_state->node_name, user_name, crmd_cib_smart_opt()); g_hash_table_foreach_remove(lrm_state->pending_ops, lrm_remove_deleted_op, rsc_id_copy); free(rsc_id_copy); } if (input) { notify_deleted(lrm_state, input, rsc_id, rc); } event.rc = rc; event.rsc = rsc_id; event.lrm_state = lrm_state; g_hash_table_foreach_remove(lrm_state->deletion_ops, lrm_remove_deleted_rsc, &event); } /*! * \internal * \brief Erase an LRM history entry from the CIB, given the operation data * * \param[in] lrm_state LRM state of the desired node * \param[in] op Operation whose history should be deleted */ static void erase_lrm_history_by_op(lrm_state_t *lrm_state, lrmd_event_data_t *op) { xmlNode *xml_top = NULL; CRM_CHECK(op != NULL, return); xml_top = create_xml_node(NULL, XML_LRM_TAG_RSC_OP); crm_xml_add_int(xml_top, XML_LRM_ATTR_CALLID, op->call_id); crm_xml_add(xml_top, XML_ATTR_TRANSITION_KEY, op->user_data); if (op->interval_ms > 0) { char *op_id = pcmk__op_key(op->rsc_id, op->op_type, op->interval_ms); /* Avoid deleting last_failure too (if it was a result of this recurring op failing) */ crm_xml_add(xml_top, XML_ATTR_ID, op_id); free(op_id); } crm_debug("Erasing resource operation history for " PCMK__OP_FMT " (call=%d)", op->rsc_id, op->op_type, op->interval_ms, op->call_id); fsa_cib_conn->cmds->remove(fsa_cib_conn, XML_CIB_TAG_STATUS, xml_top, cib_quorum_override); crm_log_xml_trace(xml_top, "op:cancel"); free_xml(xml_top); } /* Define xpath to find LRM resource history entry by node and resource */ #define XPATH_HISTORY \ "/" XML_TAG_CIB "/" XML_CIB_TAG_STATUS \ "/" XML_CIB_TAG_STATE "[@" XML_ATTR_UNAME "='%s']" \ "/" XML_CIB_TAG_LRM "/" XML_LRM_TAG_RESOURCES \ "/" XML_LRM_TAG_RESOURCE "[@" XML_ATTR_ID "='%s']" \ "/" XML_LRM_TAG_RSC_OP /* ... and also by operation key */ #define XPATH_HISTORY_ID XPATH_HISTORY \ "[@" XML_ATTR_ID "='%s']" /* ... and also by operation key and operation call ID */ #define XPATH_HISTORY_CALL XPATH_HISTORY \ "[@" XML_ATTR_ID "='%s' and @" XML_LRM_ATTR_CALLID "='%d']" /* ... and also by operation key and original operation key */ #define XPATH_HISTORY_ORIG XPATH_HISTORY \ "[@" XML_ATTR_ID "='%s' and @" XML_LRM_ATTR_TASK_KEY "='%s']" /*! * \internal * \brief Erase an LRM history entry from the CIB, given operation identifiers * * \param[in] lrm_state LRM state of the node to clear history for * \param[in] rsc_id Name of resource to clear history for * \param[in] key Operation key of operation to clear history for * \param[in] orig_op If specified, delete only if it has this original op * \param[in] call_id If specified, delete entry only if it has this call ID */ static void erase_lrm_history_by_id(lrm_state_t *lrm_state, const char *rsc_id, const char *key, const char *orig_op, int call_id) { char *op_xpath = NULL; CRM_CHECK((rsc_id != NULL) && (key != NULL), return); if (call_id > 0) { op_xpath = crm_strdup_printf(XPATH_HISTORY_CALL, lrm_state->node_name, rsc_id, key, call_id); } else if (orig_op) { op_xpath = crm_strdup_printf(XPATH_HISTORY_ORIG, lrm_state->node_name, rsc_id, key, orig_op); } else { op_xpath = crm_strdup_printf(XPATH_HISTORY_ID, lrm_state->node_name, rsc_id, key); } crm_debug("Erasing resource operation history for %s on %s (call=%d)", key, rsc_id, call_id); fsa_cib_conn->cmds->remove(fsa_cib_conn, op_xpath, NULL, cib_quorum_override | cib_xpath); free(op_xpath); } static inline gboolean last_failed_matches_op(rsc_history_t *entry, const char *op, guint interval_ms) { if (entry == NULL) { return FALSE; } if (op == NULL) { return TRUE; } return (pcmk__str_eq(op, entry->failed->op_type, pcmk__str_casei) && (interval_ms == entry->failed->interval_ms)); } /*! * \internal * \brief Clear a resource's last failure * * Erase a resource's last failure on a particular node from both the * LRM resource history in the CIB, and the resource history remembered * for the LRM state. * * \param[in] rsc_id Resource name * \param[in] node_name Node name * \param[in] operation If specified, only clear if matching this operation * \param[in] interval_ms If operation is specified, it has this interval */ void lrm_clear_last_failure(const char *rsc_id, const char *node_name, const char *operation, guint interval_ms) { char *op_key = NULL; char *orig_op_key = NULL; lrm_state_t *lrm_state = NULL; lrm_state = lrm_state_find(node_name); if (lrm_state == NULL) { return; } /* Erase from CIB */ op_key = pcmk__op_key(rsc_id, "last_failure", 0); if (operation) { orig_op_key = pcmk__op_key(rsc_id, operation, interval_ms); } erase_lrm_history_by_id(lrm_state, rsc_id, op_key, orig_op_key, 0); free(op_key); free(orig_op_key); /* Remove from memory */ if (lrm_state->resource_history) { rsc_history_t *entry = g_hash_table_lookup(lrm_state->resource_history, rsc_id); if (last_failed_matches_op(entry, operation, interval_ms)) { lrmd_free_event(entry->failed); entry->failed = NULL; } } } /* Returns: gboolean - cancellation is in progress */ static gboolean cancel_op(lrm_state_t * lrm_state, const char *rsc_id, const char *key, int op, gboolean remove) { int rc = pcmk_ok; char *local_key = NULL; active_op_t *pending = NULL; CRM_CHECK(op != 0, return FALSE); CRM_CHECK(rsc_id != NULL, return FALSE); if (key == NULL) { local_key = make_stop_id(rsc_id, op); key = local_key; } pending = g_hash_table_lookup(lrm_state->pending_ops, key); if (pending) { if (remove && !pcmk_is_set(pending->flags, active_op_remove)) { controld_set_active_op_flags(pending, active_op_remove); crm_debug("Scheduling %s for removal", key); } if (pcmk_is_set(pending->flags, active_op_cancelled)) { crm_debug("Operation %s already cancelled", key); free(local_key); return FALSE; } controld_set_active_op_flags(pending, active_op_cancelled); } else { crm_info("No pending op found for %s", key); free(local_key); return FALSE; } crm_debug("Cancelling op %d for %s (%s)", op, rsc_id, key); rc = lrm_state_cancel(lrm_state, pending->rsc_id, pending->op_type, pending->interval_ms); if (rc == pcmk_ok) { crm_debug("Op %d for %s (%s): cancelled", op, rsc_id, key); free(local_key); return TRUE; } crm_debug("Op %d for %s (%s): Nothing to cancel", op, rsc_id, key); /* The caller needs to make sure the entry is * removed from the pending_ops list * * Usually by returning TRUE inside the worker function * supplied to g_hash_table_foreach_remove() * * Not removing the entry from pending_ops will block * the node from shutting down */ free(local_key); return FALSE; } struct cancel_data { gboolean done; gboolean remove; const char *key; lrmd_rsc_info_t *rsc; lrm_state_t *lrm_state; }; static gboolean cancel_action_by_key(gpointer key, gpointer value, gpointer user_data) { gboolean remove = FALSE; struct cancel_data *data = user_data; active_op_t *op = value; if (pcmk__str_eq(op->op_key, data->key, pcmk__str_none)) { data->done = TRUE; remove = !cancel_op(data->lrm_state, data->rsc->id, key, op->call_id, data->remove); } return remove; } static gboolean cancel_op_key(lrm_state_t * lrm_state, lrmd_rsc_info_t * rsc, const char *key, gboolean remove) { guint removed = 0; struct cancel_data data; CRM_CHECK(rsc != NULL, return FALSE); CRM_CHECK(key != NULL, return FALSE); data.key = key; data.rsc = rsc; data.done = FALSE; data.remove = remove; data.lrm_state = lrm_state; removed = g_hash_table_foreach_remove(lrm_state->pending_ops, cancel_action_by_key, &data); crm_trace("Removed %u op cache entries, new size: %u", removed, g_hash_table_size(lrm_state->pending_ops)); return data.done; } /*! * \internal * \brief Retrieve resource information from LRM * * \param[in] lrm_state LRM connection to use * \param[in] rsc_xml XML containing resource configuration * \param[in] do_create If true, register resource with LRM if not already * \param[out] rsc_info Where to store resource information obtained from LRM * * \retval pcmk_ok Success (and rsc_info holds newly allocated result) * \retval -EINVAL Required information is missing from arguments * \retval -ENOTCONN No active connection to LRM * \retval -ENODEV Resource not found * \retval -errno Error communicating with executor when registering resource * * \note Caller is responsible for freeing result on success. */ static int get_lrm_resource(lrm_state_t *lrm_state, xmlNode *rsc_xml, gboolean do_create, lrmd_rsc_info_t **rsc_info) { const char *id = ID(rsc_xml); CRM_CHECK(lrm_state && rsc_xml && rsc_info, return -EINVAL); CRM_CHECK(id, return -EINVAL); if (lrm_state_is_connected(lrm_state) == FALSE) { return -ENOTCONN; } crm_trace("Retrieving resource information for %s from the executor", id); *rsc_info = lrm_state_get_rsc_info(lrm_state, id, 0); // If resource isn't known by ID, try clone name, if provided if (!*rsc_info) { const char *long_id = crm_element_value(rsc_xml, XML_ATTR_ID_LONG); if (long_id) { *rsc_info = lrm_state_get_rsc_info(lrm_state, long_id, 0); } } if ((*rsc_info == NULL) && do_create) { const char *class = crm_element_value(rsc_xml, XML_AGENT_ATTR_CLASS); const char *provider = crm_element_value(rsc_xml, XML_AGENT_ATTR_PROVIDER); const char *type = crm_element_value(rsc_xml, XML_ATTR_TYPE); int rc; crm_trace("Registering resource %s with the executor", id); rc = lrm_state_register_rsc(lrm_state, id, class, provider, type, lrmd_opt_drop_recurring); if (rc != pcmk_ok) { fsa_data_t *msg_data = NULL; crm_err("Could not register resource %s with the executor on %s: %s " CRM_XS " rc=%d", id, lrm_state->node_name, pcmk_strerror(rc), rc); /* Register this as an internal error if this involves the local * executor. Otherwise, we're likely dealing with an unresponsive * remote node, which is not an FSA failure. */ if (lrm_state_is_local(lrm_state) == TRUE) { register_fsa_error(C_FSA_INTERNAL, I_FAIL, NULL); } return rc; } *rsc_info = lrm_state_get_rsc_info(lrm_state, id, 0); } return *rsc_info? pcmk_ok : -ENODEV; } static void delete_resource(lrm_state_t * lrm_state, const char *id, lrmd_rsc_info_t * rsc, GHashTableIter * gIter, const char *sys, const char *user, ha_msg_input_t * request, gboolean unregister) { int rc = pcmk_ok; crm_info("Removing resource %s from executor for %s%s%s", id, sys, (user? " as " : ""), (user? user : "")); if (rsc && unregister) { rc = lrm_state_unregister_rsc(lrm_state, id, 0); } if (rc == pcmk_ok) { crm_trace("Resource %s deleted from executor", id); } else if (rc == -EINPROGRESS) { crm_info("Deletion of resource '%s' from executor is pending", id); if (request) { struct pending_deletion_op_s *op = NULL; char *ref = crm_element_value_copy(request->msg, XML_ATTR_REFERENCE); op = calloc(1, sizeof(struct pending_deletion_op_s)); op->rsc = strdup(rsc->id); op->input = copy_ha_msg_input(request); g_hash_table_insert(lrm_state->deletion_ops, ref, op); } return; } else { crm_warn("Could not delete '%s' from executor for %s%s%s: %s " CRM_XS " rc=%d", id, sys, (user? " as " : ""), (user? user : ""), pcmk_strerror(rc), rc); } delete_rsc_entry(lrm_state, request, id, gIter, rc, user); } static int get_fake_call_id(lrm_state_t *lrm_state, const char *rsc_id) { int call_id = 999999999; rsc_history_t *entry = NULL; if(lrm_state) { entry = g_hash_table_lookup(lrm_state->resource_history, rsc_id); } /* Make sure the call id is greater than the last successful operation, * otherwise the failure will not result in a possible recovery of the resource * as it could appear the failure occurred before the successful start */ if (entry) { call_id = entry->last_callid + 1; } if (call_id < 0) { call_id = 1; } return call_id; } static void fake_op_status(lrm_state_t *lrm_state, lrmd_event_data_t *op, int op_status, enum ocf_exitcode op_exitcode) { op->call_id = get_fake_call_id(lrm_state, op->rsc_id); op->t_run = time(NULL); op->t_rcchange = op->t_run; op->op_status = op_status; op->rc = op_exitcode; } static void force_reprobe(lrm_state_t *lrm_state, const char *from_sys, const char *from_host, const char *user_name, gboolean is_remote_node) { GHashTableIter gIter; rsc_history_t *entry = NULL; crm_info("Clearing resource history on node %s", lrm_state->node_name); g_hash_table_iter_init(&gIter, lrm_state->resource_history); while (g_hash_table_iter_next(&gIter, NULL, (void **)&entry)) { /* only unregister the resource during a reprobe if it is not a remote connection * resource. otherwise unregistering the connection will terminate remote-node * membership */ gboolean unregister = TRUE; if (is_remote_lrmd_ra(NULL, NULL, entry->id)) { lrm_state_t *remote_lrm_state = lrm_state_find(entry->id); if (remote_lrm_state) { /* when forcing a reprobe, make sure to clear remote node before * clearing the remote node's connection resource */ force_reprobe(remote_lrm_state, from_sys, from_host, user_name, TRUE); } unregister = FALSE; } delete_resource(lrm_state, entry->id, &entry->rsc, &gIter, from_sys, user_name, NULL, unregister); } /* Now delete the copy in the CIB */ controld_delete_node_state(lrm_state->node_name, controld_section_lrm, cib_scope_local); /* Finally, _delete_ the value in pacemaker-attrd -- setting it to FALSE * would result in the scheduler sending us back here again */ update_attrd(lrm_state->node_name, CRM_OP_PROBED, NULL, user_name, is_remote_node); } /*! * \internal * \brief Fail a requested action without actually executing it * * For an action that can't be executed, process it similarly to an actual * execution result, with specified error status (except for notify actions, * which will always be treated as successful). * * \param[in] lrm_state Executor connection that action is for * \param[in] action Action XML from request * \param[in] rc Desired return code to use * \param[in] op_status Desired operation status to use */ static void synthesize_lrmd_failure(lrm_state_t *lrm_state, xmlNode *action, int op_status, enum ocf_exitcode rc) { lrmd_event_data_t *op = NULL; const char *operation = crm_element_value(action, XML_LRM_ATTR_TASK); const char *target_node = crm_element_value(action, XML_LRM_ATTR_TARGET); xmlNode *xml_rsc = find_xml_node(action, XML_CIB_TAG_RESOURCE, TRUE); if ((xml_rsc == NULL) || (ID(xml_rsc) == NULL)) { /* @TODO Should we do something else, like direct ack? */ crm_info("Can't fake %s failure (%d) on %s without resource configuration", crm_element_value(action, XML_LRM_ATTR_TASK_KEY), rc, target_node); return; } else if(operation == NULL) { /* This probably came from crm_resource -C, nothing to do */ crm_info("Can't fake %s failure (%d) on %s without operation", ID(xml_rsc), rc, target_node); return; } op = construct_op(lrm_state, action, ID(xml_rsc), operation); if (pcmk__str_eq(operation, RSC_NOTIFY, pcmk__str_casei)) { // Notifications can't fail fake_op_status(lrm_state, op, PCMK_LRM_OP_DONE, PCMK_OCF_OK); } else { fake_op_status(lrm_state, op, op_status, rc); } crm_info("Faking " PCMK__OP_FMT " result (%d) on %s", op->rsc_id, op->op_type, op->interval_ms, op->rc, target_node); // Process the result as if it came from the LRM process_lrm_event(lrm_state, op, NULL, action); lrmd_free_event(op); } /*! * \internal * \brief Get target of an LRM operation * * \param[in] xml LRM operation data XML * * \return LRM operation target node name (local node or Pacemaker Remote node) */ static const char * lrm_op_target(xmlNode *xml) { const char *target = NULL; if (xml) { target = crm_element_value(xml, XML_LRM_ATTR_TARGET); } if (target == NULL) { target = fsa_our_uname; } return target; } static void fail_lrm_resource(xmlNode *xml, lrm_state_t *lrm_state, const char *user_name, const char *from_host, const char *from_sys) { lrmd_event_data_t *op = NULL; lrmd_rsc_info_t *rsc = NULL; xmlNode *xml_rsc = find_xml_node(xml, XML_CIB_TAG_RESOURCE, TRUE); CRM_CHECK(xml_rsc != NULL, return); /* The executor simply executes operations and reports the results, without * any concept of success or failure, so to fail a resource, we must fake * what a failure looks like. * * To do this, we create a fake executor operation event for the resource, * and pass that event to the executor client callback so it will be * processed as if it came from the executor. */ op = construct_op(lrm_state, xml, ID(xml_rsc), "asyncmon"); fake_op_status(lrm_state, op, PCMK_LRM_OP_DONE, PCMK_OCF_UNKNOWN_ERROR); free((char*) op->user_data); op->user_data = NULL; op->interval_ms = 0; #if ENABLE_ACL if (user_name && !pcmk__is_privileged(user_name)) { crm_err("%s does not have permission to fail %s", user_name, ID(xml_rsc)); controld_ack_event_directly(from_host, from_sys, NULL, op, ID(xml_rsc)); lrmd_free_event(op); return; } #endif if (get_lrm_resource(lrm_state, xml_rsc, TRUE, &rsc) == pcmk_ok) { crm_info("Failing resource %s...", rsc->id); op->exit_reason = strdup("Simulated failure"); process_lrm_event(lrm_state, op, NULL, xml); op->op_status = PCMK_LRM_OP_DONE; op->rc = PCMK_OCF_OK; lrmd_free_rsc_info(rsc); } else { crm_info("Cannot find/create resource in order to fail it..."); crm_log_xml_warn(xml, "bad input"); } controld_ack_event_directly(from_host, from_sys, NULL, op, ID(xml_rsc)); lrmd_free_event(op); } static void handle_refresh_op(lrm_state_t *lrm_state, const char *user_name, const char *from_host, const char *from_sys) { int rc = pcmk_ok; xmlNode *fragment = do_lrm_query_internal(lrm_state, node_update_all); fsa_cib_update(XML_CIB_TAG_STATUS, fragment, cib_quorum_override, rc, user_name); crm_info("Forced a local resource history refresh: call=%d", rc); if (!pcmk__str_eq(CRM_SYSTEM_CRMD, from_sys, pcmk__str_casei)) { xmlNode *reply = create_request(CRM_OP_INVOKE_LRM, fragment, from_host, from_sys, CRM_SYSTEM_LRMD, fsa_our_uuid); crm_debug("ACK'ing refresh from %s (%s)", from_sys, from_host); if (relay_message(reply, TRUE) == FALSE) { crm_log_xml_err(reply, "Unable to route reply"); } free_xml(reply); } free_xml(fragment); } static void handle_query_op(xmlNode *msg, lrm_state_t *lrm_state) { xmlNode *data = do_lrm_query_internal(lrm_state, node_update_all); xmlNode *reply = create_reply(msg, data); if (relay_message(reply, TRUE) == FALSE) { crm_err("Unable to route reply"); crm_log_xml_err(reply, "reply"); } free_xml(reply); free_xml(data); } static void handle_reprobe_op(lrm_state_t *lrm_state, const char *from_sys, const char *from_host, const char *user_name, gboolean is_remote_node) { crm_notice("Forcing the status of all resources to be redetected"); force_reprobe(lrm_state, from_sys, from_host, user_name, is_remote_node); if (!pcmk__strcase_any_of(from_sys, CRM_SYSTEM_PENGINE, CRM_SYSTEM_TENGINE, NULL)) { xmlNode *reply = create_request(CRM_OP_INVOKE_LRM, NULL, from_host, from_sys, CRM_SYSTEM_LRMD, fsa_our_uuid); crm_debug("ACK'ing re-probe from %s (%s)", from_sys, from_host); if (relay_message(reply, TRUE) == FALSE) { crm_log_xml_err(reply, "Unable to route reply"); } free_xml(reply); } } static bool do_lrm_cancel(ha_msg_input_t *input, lrm_state_t *lrm_state, lrmd_rsc_info_t *rsc, const char *from_host, const char *from_sys) { char *op_key = NULL; char *meta_key = NULL; int call = 0; const char *call_id = NULL; const char *op_task = NULL; guint interval_ms = 0; gboolean in_progress = FALSE; xmlNode *params = find_xml_node(input->xml, XML_TAG_ATTRS, TRUE); CRM_CHECK(params != NULL, return FALSE); meta_key = crm_meta_name(XML_LRM_ATTR_TASK); op_task = crm_element_value(params, meta_key); free(meta_key); CRM_CHECK(op_task != NULL, return FALSE); meta_key = crm_meta_name(XML_LRM_ATTR_INTERVAL_MS); if (crm_element_value_ms(params, meta_key, &interval_ms) != pcmk_ok) { free(meta_key); return FALSE; } free(meta_key); op_key = pcmk__op_key(rsc->id, op_task, interval_ms); meta_key = crm_meta_name(XML_LRM_ATTR_CALLID); call_id = crm_element_value(params, meta_key); free(meta_key); crm_debug("Scheduler requested op %s (call=%s) be cancelled", op_key, (call_id? call_id : "NA")); call = crm_parse_int(call_id, "0"); if (call == 0) { // Normal case when the scheduler cancels a recurring op in_progress = cancel_op_key(lrm_state, rsc, op_key, TRUE); } else { // Normal case when the scheduler cancels an orphan op in_progress = cancel_op(lrm_state, rsc->id, NULL, call, TRUE); } // Acknowledge cancellation operation if for a remote connection resource if (!in_progress || is_remote_lrmd_ra(NULL, NULL, rsc->id)) { char *op_id = make_stop_id(rsc->id, call); if (is_remote_lrmd_ra(NULL, NULL, rsc->id) == FALSE) { crm_info("Nothing known about operation %d for %s", call, op_key); } erase_lrm_history_by_id(lrm_state, rsc->id, op_key, NULL, call); send_task_ok_ack(lrm_state, input, rsc->id, rsc, op_task, from_host, from_sys); /* needed at least for cancellation of a remote operation */ g_hash_table_remove(lrm_state->pending_ops, op_id); free(op_id); } else { /* No ack is needed since abcdaa8, but peers with older versions * in a rolling upgrade need one. We didn't bump the feature set * at that commit, so we can only compare against the previous * CRM version (3.0.8). If any peers have feature set 3.0.9 but * not abcdaa8, they will time out waiting for the ack (no * released versions of Pacemaker are affected). */ const char *peer_version = crm_element_value(params, XML_ATTR_CRM_VERSION); if (compare_version(peer_version, "3.0.8") <= 0) { crm_info("Sending compatibility ack for %s cancellation to %s (CRM version %s)", op_key, from_host, peer_version); send_task_ok_ack(lrm_state, input, rsc->id, rsc, op_task, from_host, from_sys); } } free(op_key); return TRUE; } static void do_lrm_delete(ha_msg_input_t *input, lrm_state_t *lrm_state, lrmd_rsc_info_t *rsc, const char *from_sys, const char *from_host, bool crm_rsc_delete, const char *user_name) { gboolean unregister = TRUE; #if ENABLE_ACL int cib_rc = controld_delete_resource_history(rsc->id, lrm_state->node_name, user_name, cib_dryrun|cib_sync_call); if (cib_rc != pcmk_rc_ok) { lrmd_event_data_t *op = NULL; op = construct_op(lrm_state, input->xml, rsc->id, CRMD_ACTION_DELETE); op->op_status = PCMK_LRM_OP_ERROR; if (cib_rc == EACCES) { op->rc = PCMK_OCF_INSUFFICIENT_PRIV; } else { op->rc = PCMK_OCF_UNKNOWN_ERROR; } controld_ack_event_directly(from_host, from_sys, NULL, op, rsc->id); lrmd_free_event(op); return; } #endif if (crm_rsc_delete && is_remote_lrmd_ra(NULL, NULL, rsc->id)) { unregister = FALSE; } delete_resource(lrm_state, rsc->id, rsc, NULL, from_sys, user_name, input, unregister); } /* A_LRM_INVOKE */ void do_lrm_invoke(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input current_input, fsa_data_t * msg_data) { lrm_state_t *lrm_state = NULL; const char *crm_op = NULL; const char *from_sys = NULL; const char *from_host = NULL; const char *operation = NULL; ha_msg_input_t *input = fsa_typed_data(fsa_dt_ha_msg); const char *user_name = NULL; const char *target_node = NULL; gboolean is_remote_node = FALSE; bool crm_rsc_delete = FALSE; target_node = lrm_op_target(input->xml); is_remote_node = !pcmk__str_eq(target_node, fsa_our_uname, pcmk__str_casei); lrm_state = lrm_state_find(target_node); if ((lrm_state == NULL) && is_remote_node) { crm_err("Failing action because local node has never had connection to remote node %s", target_node); synthesize_lrmd_failure(NULL, input->xml, PCMK_LRM_OP_NOT_CONNECTED, PCMK_OCF_UNKNOWN_ERROR); return; } CRM_ASSERT(lrm_state != NULL); #if ENABLE_ACL user_name = pcmk__update_acl_user(input->msg, F_CRM_USER, NULL); #endif crm_op = crm_element_value(input->msg, F_CRM_TASK); from_sys = crm_element_value(input->msg, F_CRM_SYS_FROM); if (!pcmk__str_eq(from_sys, CRM_SYSTEM_TENGINE, pcmk__str_casei)) { from_host = crm_element_value(input->msg, F_CRM_HOST_FROM); } #if ENABLE_ACL crm_trace("Executor %s command from %s as user %s", crm_op, from_sys, user_name); #else crm_trace("Executor %s command from %s", crm_op, from_sys); #endif if (pcmk__str_eq(crm_op, CRM_OP_LRM_DELETE, pcmk__str_casei)) { if (!pcmk__str_eq(from_sys, CRM_SYSTEM_TENGINE, pcmk__str_casei)) { crm_rsc_delete = TRUE; // from crm_resource } operation = CRMD_ACTION_DELETE; } else if (pcmk__str_eq(crm_op, CRM_OP_LRM_FAIL, pcmk__str_casei)) { fail_lrm_resource(input->xml, lrm_state, user_name, from_host, from_sys); return; } else if (input->xml != NULL) { operation = crm_element_value(input->xml, XML_LRM_ATTR_TASK); } if (pcmk__str_eq(crm_op, CRM_OP_LRM_REFRESH, pcmk__str_casei)) { handle_refresh_op(lrm_state, user_name, from_host, from_sys); } else if (pcmk__str_eq(crm_op, CRM_OP_LRM_QUERY, pcmk__str_casei)) { handle_query_op(input->msg, lrm_state); } else if (pcmk__str_eq(operation, CRM_OP_PROBED, pcmk__str_casei)) { update_attrd(lrm_state->node_name, CRM_OP_PROBED, XML_BOOLEAN_TRUE, user_name, is_remote_node); - } else if (pcmk__strcase_any_of(CRM_OP_REPROBE, operation, crm_op, NULL)) { + } else if (pcmk__str_eq(crm_op, CRM_OP_REPROBE, pcmk__str_casei) + || pcmk__str_eq(operation, CRM_OP_REPROBE, pcmk__str_casei)) { handle_reprobe_op(lrm_state, from_sys, from_host, user_name, is_remote_node); } else if (operation != NULL) { lrmd_rsc_info_t *rsc = NULL; xmlNode *xml_rsc = find_xml_node(input->xml, XML_CIB_TAG_RESOURCE, TRUE); gboolean create_rsc = !pcmk__str_eq(operation, CRMD_ACTION_DELETE, pcmk__str_casei); int rc; // We can't return anything meaningful without a resource ID CRM_CHECK(xml_rsc && ID(xml_rsc), return); rc = get_lrm_resource(lrm_state, xml_rsc, create_rsc, &rsc); if (rc == -ENOTCONN) { synthesize_lrmd_failure(lrm_state, input->xml, PCMK_LRM_OP_NOT_CONNECTED, PCMK_OCF_UNKNOWN_ERROR); return; } else if ((rc < 0) && !create_rsc) { /* Delete of malformed or nonexistent resource * (deleting something that does not exist is a success) */ crm_notice("Not registering resource '%s' for a %s event " CRM_XS " get-rc=%d (%s) transition-key=%s", ID(xml_rsc), operation, rc, pcmk_strerror(rc), ID(input->xml)); delete_rsc_entry(lrm_state, input, ID(xml_rsc), NULL, pcmk_ok, user_name); return; } else if (rc == -EINVAL) { // Resource operation on malformed resource crm_err("Invalid resource definition for %s", ID(xml_rsc)); crm_log_xml_warn(input->msg, "invalid resource"); synthesize_lrmd_failure(lrm_state, input->xml, PCMK_LRM_OP_ERROR, PCMK_OCF_NOT_CONFIGURED); // fatal error return; } else if (rc < 0) { // Error communicating with the executor crm_err("Could not register resource '%s' with executor: %s " CRM_XS " rc=%d", ID(xml_rsc), pcmk_strerror(rc), rc); crm_log_xml_warn(input->msg, "failed registration"); synthesize_lrmd_failure(lrm_state, input->xml, PCMK_LRM_OP_ERROR, PCMK_OCF_INVALID_PARAM); // hard error return; } if (pcmk__str_eq(operation, CRMD_ACTION_CANCEL, pcmk__str_casei)) { if (!do_lrm_cancel(input, lrm_state, rsc, from_host, from_sys)) { crm_log_xml_warn(input->xml, "Bad command"); } } else if (pcmk__str_eq(operation, CRMD_ACTION_DELETE, pcmk__str_casei)) { do_lrm_delete(input, lrm_state, rsc, from_sys, from_host, crm_rsc_delete, user_name); } else { do_lrm_rsc_op(lrm_state, rsc, operation, input->xml); } lrmd_free_rsc_info(rsc); } else { crm_err("Cannot perform operation %s of unknown type", crm_str(crm_op)); register_fsa_error(C_FSA_INTERNAL, I_ERROR, NULL); } } #if ENABLE_VERSIONED_ATTRS static void resolve_versioned_parameters(lrm_state_t *lrm_state, const char *rsc_id, const xmlNode *rsc_op, GHashTable *params) { /* Resource info *should* already be cached, so we don't get * executor call */ lrmd_rsc_info_t *rsc = lrm_state_get_rsc_info(lrm_state, rsc_id, 0); struct ra_metadata_s *metadata; metadata = metadata_cache_get(lrm_state->metadata_cache, rsc); if (metadata) { xmlNode *versioned_attrs = NULL; GHashTable *hash = NULL; char *key = NULL; char *value = NULL; GHashTableIter iter; versioned_attrs = first_named_child(rsc_op, XML_TAG_OP_VER_ATTRS); hash = pe_unpack_versioned_parameters(versioned_attrs, metadata->ra_version); g_hash_table_iter_init(&iter, hash); while (g_hash_table_iter_next(&iter, (gpointer *) &key, (gpointer *) &value)) { g_hash_table_iter_steal(&iter); g_hash_table_replace(params, key, value); } g_hash_table_destroy(hash); versioned_attrs = first_named_child(rsc_op, XML_TAG_OP_VER_META); hash = pe_unpack_versioned_parameters(versioned_attrs, metadata->ra_version); g_hash_table_iter_init(&iter, hash); while (g_hash_table_iter_next(&iter, (gpointer *) &key, (gpointer *) &value)) { g_hash_table_replace(params, crm_meta_name(key), strdup(value)); if (pcmk__str_eq(key, XML_ATTR_TIMEOUT, pcmk__str_casei)) { op->timeout = crm_parse_int(value, "0"); } else if (pcmk__str_eq(key, XML_OP_ATTR_START_DELAY, pcmk__str_casei)) { op->start_delay = crm_parse_int(value, "0"); } } g_hash_table_destroy(hash); versioned_attrs = first_named_child(rsc_op, XML_TAG_RSC_VER_ATTRS); hash = pe_unpack_versioned_parameters(versioned_attrs, metadata->ra_version); g_hash_table_iter_init(&iter, hash); while (g_hash_table_iter_next(&iter, (gpointer *) &key, (gpointer *) &value)) { g_hash_table_iter_steal(&iter); g_hash_table_replace(params, key, value); } g_hash_table_destroy(hash); } lrmd_free_rsc_info(rsc); } #endif static lrmd_event_data_t * construct_op(lrm_state_t *lrm_state, xmlNode *rsc_op, const char *rsc_id, const char *operation) { lrmd_event_data_t *op = NULL; const char *op_delay = NULL; const char *op_timeout = NULL; GHashTable *params = NULL; xmlNode *primitive = NULL; const char *class = NULL; const char *transition = NULL; CRM_ASSERT(rsc_id && operation); op = lrmd_new_event(rsc_id, operation, 0); op->type = lrmd_event_exec_complete; op->op_status = PCMK_LRM_OP_PENDING; op->rc = -1; op->timeout = 0; op->start_delay = 0; if (rsc_op == NULL) { CRM_LOG_ASSERT(pcmk__str_eq(CRMD_ACTION_STOP, operation, pcmk__str_casei)); op->user_data = NULL; /* the stop_all_resources() case * by definition there is no DC (or they'd be shutting * us down). * So we should put our version here. */ op->params = crm_str_table_new(); g_hash_table_insert(op->params, strdup(XML_ATTR_CRM_VERSION), strdup(CRM_FEATURE_SET)); crm_trace("Constructed %s op for %s", operation, rsc_id); return op; } params = xml2list(rsc_op); g_hash_table_remove(params, CRM_META "_op_target_rc"); op_delay = crm_meta_value(params, XML_OP_ATTR_START_DELAY); op->start_delay = crm_parse_int(op_delay, "0"); op_timeout = crm_meta_value(params, XML_ATTR_TIMEOUT); op->timeout = crm_parse_int(op_timeout, "0"); if (pcmk__guint_from_hash(params, CRM_META "_" XML_LRM_ATTR_INTERVAL_MS, 0, &(op->interval_ms)) != pcmk_rc_ok) { op->interval_ms = 0; } /* Use pcmk_monitor_timeout instead of meta timeout for stonith recurring monitor, if set */ primitive = find_xml_node(rsc_op, XML_CIB_TAG_RESOURCE, FALSE); class = crm_element_value(primitive, XML_AGENT_ATTR_CLASS); if (pcmk_is_set(pcmk_get_ra_caps(class), pcmk_ra_cap_fence_params) && pcmk__str_eq(operation, CRMD_ACTION_STATUS, pcmk__str_casei) && (op->interval_ms > 0)) { op_timeout = g_hash_table_lookup(params, "pcmk_monitor_timeout"); if (op_timeout != NULL) { op->timeout = crm_get_msec(op_timeout); } } #if ENABLE_VERSIONED_ATTRS if (lrm_state && !is_remote_lrmd_ra(NULL, NULL, rsc_id) && !pcmk__strcase_any_of(op_type, CRMD_ACTION_METADATA, CRMD_ACTION_DELETE, NULL)) { resolve_versioned_parameters(lrm_state, rsc_id, rsc_op, params); } #endif if (!pcmk__str_eq(operation, RSC_STOP, pcmk__str_casei)) { op->params = params; } else { rsc_history_t *entry = NULL; if (lrm_state) { entry = g_hash_table_lookup(lrm_state->resource_history, rsc_id); } /* If we do not have stop parameters cached, use * whatever we are given */ if (!entry || !entry->stop_params) { op->params = params; } else { /* Copy the cached parameter list so that we stop the resource * with the old attributes, not the new ones */ op->params = crm_str_table_new(); g_hash_table_foreach(params, copy_meta_keys, op->params); g_hash_table_foreach(entry->stop_params, copy_instance_keys, op->params); g_hash_table_destroy(params); params = NULL; } } /* sanity */ if (op->timeout <= 0) { op->timeout = op->interval_ms; } if (op->start_delay < 0) { op->start_delay = 0; } transition = crm_element_value(rsc_op, XML_ATTR_TRANSITION_KEY); CRM_CHECK(transition != NULL, return op); op->user_data = strdup(transition); if (op->interval_ms != 0) { if (pcmk__strcase_any_of(operation, CRMD_ACTION_START, CRMD_ACTION_STOP, NULL)) { crm_err("Start and Stop actions cannot have an interval: %u", op->interval_ms); op->interval_ms = 0; } } crm_trace("Constructed %s op for %s: interval=%u", operation, rsc_id, op->interval_ms); return op; } /*! * \internal * \brief Send a (synthesized) event result * * Reply with a synthesized event result directly, as opposed to going through * the executor. * * \param[in] to_host Host to send result to * \param[in] to_sys IPC name to send result to (NULL for transition engine) * \param[in] rsc Type information about resource the result is for * \param[in] op Event with result to send * \param[in] rsc_id ID of resource the result is for */ void controld_ack_event_directly(const char *to_host, const char *to_sys, lrmd_rsc_info_t *rsc, lrmd_event_data_t *op, const char *rsc_id) { xmlNode *reply = NULL; xmlNode *update, *iter; crm_node_t *peer = NULL; CRM_CHECK(op != NULL, return); if (op->rsc_id == NULL) { CRM_ASSERT(rsc_id != NULL); op->rsc_id = strdup(rsc_id); } if (to_sys == NULL) { to_sys = CRM_SYSTEM_TENGINE; } peer = crm_get_peer(0, fsa_our_uname); update = create_node_state_update(peer, node_update_none, NULL, __func__); iter = create_xml_node(update, XML_CIB_TAG_LRM); crm_xml_add(iter, XML_ATTR_ID, fsa_our_uuid); iter = create_xml_node(iter, XML_LRM_TAG_RESOURCES); iter = create_xml_node(iter, XML_LRM_TAG_RESOURCE); crm_xml_add(iter, XML_ATTR_ID, op->rsc_id); build_operation_update(iter, rsc, op, fsa_our_uname, __func__); reply = create_request(CRM_OP_INVOKE_LRM, update, to_host, to_sys, CRM_SYSTEM_LRMD, NULL); crm_log_xml_trace(update, "[direct ACK]"); crm_debug("ACK'ing resource op " PCMK__OP_FMT " from %s: %s", op->rsc_id, op->op_type, op->interval_ms, op->user_data, crm_element_value(reply, XML_ATTR_REFERENCE)); if (relay_message(reply, TRUE) == FALSE) { crm_log_xml_err(reply, "Unable to route reply"); } free_xml(update); free_xml(reply); } gboolean verify_stopped(enum crmd_fsa_state cur_state, int log_level) { gboolean res = TRUE; GList *lrm_state_list = lrm_state_get_list(); GList *state_entry; for (state_entry = lrm_state_list; state_entry != NULL; state_entry = state_entry->next) { lrm_state_t *lrm_state = state_entry->data; if (!lrm_state_verify_stopped(lrm_state, cur_state, log_level)) { /* keep iterating through all even when false is returned */ res = FALSE; } } controld_set_fsa_input_flags(R_SENT_RSC_STOP); g_list_free(lrm_state_list); lrm_state_list = NULL; return res; } struct stop_recurring_action_s { lrmd_rsc_info_t *rsc; lrm_state_t *lrm_state; }; static gboolean stop_recurring_action_by_rsc(gpointer key, gpointer value, gpointer user_data) { gboolean remove = FALSE; struct stop_recurring_action_s *event = user_data; active_op_t *op = value; if ((op->interval_ms != 0) && pcmk__str_eq(op->rsc_id, event->rsc->id, pcmk__str_none)) { crm_debug("Cancelling op %d for %s (%s)", op->call_id, op->rsc_id, (char*)key); remove = !cancel_op(event->lrm_state, event->rsc->id, key, op->call_id, FALSE); } return remove; } static gboolean stop_recurring_actions(gpointer key, gpointer value, gpointer user_data) { gboolean remove = FALSE; lrm_state_t *lrm_state = user_data; active_op_t *op = value; if (op->interval_ms != 0) { crm_info("Cancelling op %d for %s (%s)", op->call_id, op->rsc_id, (const char *) key); remove = !cancel_op(lrm_state, op->rsc_id, key, op->call_id, FALSE); } return remove; } static void record_pending_op(const char *node_name, lrmd_rsc_info_t *rsc, lrmd_event_data_t *op) { const char *record_pending = NULL; CRM_CHECK(node_name != NULL, return); CRM_CHECK(rsc != NULL, return); CRM_CHECK(op != NULL, return); // Never record certain operation types as pending if ((op->op_type == NULL) || (op->params == NULL) || !controld_action_is_recordable(op->op_type)) { return; } // defaults to true record_pending = crm_meta_value(op->params, XML_OP_ATTR_PENDING); if (record_pending && !crm_is_true(record_pending)) { return; } op->call_id = -1; op->op_status = PCMK_LRM_OP_PENDING; op->rc = PCMK_OCF_UNKNOWN; op->t_run = time(NULL); op->t_rcchange = op->t_run; /* write a "pending" entry to the CIB, inhibit notification */ crm_debug("Recording pending op " PCMK__OP_FMT " on %s in the CIB", op->rsc_id, op->op_type, op->interval_ms, node_name); do_update_resource(node_name, rsc, op, 0); } static void do_lrm_rsc_op(lrm_state_t *lrm_state, lrmd_rsc_info_t *rsc, const char *operation, xmlNode *msg) { int call_id = 0; char *op_id = NULL; lrmd_event_data_t *op = NULL; lrmd_key_value_t *params = NULL; fsa_data_t *msg_data = NULL; const char *transition = NULL; gboolean stop_recurring = FALSE; bool send_nack = FALSE; CRM_CHECK(rsc != NULL, return); CRM_CHECK(operation != NULL, return); if (msg != NULL) { transition = crm_element_value(msg, XML_ATTR_TRANSITION_KEY); if (transition == NULL) { crm_log_xml_err(msg, "Missing transition number"); } } op = construct_op(lrm_state, msg, rsc->id, operation); CRM_CHECK(op != NULL, return); if (is_remote_lrmd_ra(NULL, NULL, rsc->id) && (op->interval_ms == 0) && strcmp(operation, CRMD_ACTION_MIGRATE) == 0) { /* pcmk remote connections are a special use case. * We never ever want to stop monitoring a connection resource until * the entire migration has completed. If the connection is unexpectedly * severed, even during a migration, this is an event we must detect.*/ stop_recurring = FALSE; } else if ((op->interval_ms == 0) && strcmp(operation, CRMD_ACTION_STATUS) != 0 && strcmp(operation, CRMD_ACTION_NOTIFY) != 0) { /* stop any previous monitor operations before changing the resource state */ stop_recurring = TRUE; } if (stop_recurring == TRUE) { guint removed = 0; struct stop_recurring_action_s data; data.rsc = rsc; data.lrm_state = lrm_state; removed = g_hash_table_foreach_remove( lrm_state->pending_ops, stop_recurring_action_by_rsc, &data); if (removed) { crm_debug("Stopped %u recurring operation%s in preparation for " PCMK__OP_FMT, removed, pcmk__plural_s(removed), rsc->id, operation, op->interval_ms); } } /* now do the op */ crm_notice("Requesting local execution of %s operation for %s on %s " CRM_XS " transition_key=%s op_key=" PCMK__OP_FMT, crm_action_str(op->op_type, op->interval_ms), rsc->id, lrm_state->node_name, transition, rsc->id, operation, op->interval_ms); if (pcmk_is_set(fsa_input_register, R_SHUTDOWN) && pcmk__str_eq(operation, RSC_START, pcmk__str_casei)) { register_fsa_input(C_SHUTDOWN, I_SHUTDOWN, NULL); send_nack = TRUE; } else if (fsa_state != S_NOT_DC && fsa_state != S_POLICY_ENGINE /* Recalculating */ && fsa_state != S_TRANSITION_ENGINE && !pcmk__str_eq(operation, CRMD_ACTION_STOP, pcmk__str_casei)) { send_nack = TRUE; } if(send_nack) { crm_notice("Discarding attempt to perform action %s on %s in state %s (shutdown=%s)", operation, rsc->id, fsa_state2string(fsa_state), pcmk__btoa(pcmk_is_set(fsa_input_register, R_SHUTDOWN))); op->rc = PCMK_OCF_UNKNOWN_ERROR; op->op_status = PCMK_LRM_OP_INVALID; controld_ack_event_directly(NULL, NULL, rsc, op, rsc->id); lrmd_free_event(op); free(op_id); return; } record_pending_op(lrm_state->node_name, rsc, op); op_id = pcmk__op_key(rsc->id, op->op_type, op->interval_ms); if (op->interval_ms > 0) { /* cancel it so we can then restart it without conflict */ cancel_op_key(lrm_state, rsc, op_id, FALSE); } if (op->params) { char *key = NULL; char *value = NULL; GHashTableIter iter; g_hash_table_iter_init(&iter, op->params); while (g_hash_table_iter_next(&iter, (gpointer *) & key, (gpointer *) & value)) { params = lrmd_key_value_add(params, key, value); } } call_id = lrm_state_exec(lrm_state, rsc->id, op->op_type, op->user_data, op->interval_ms, op->timeout, op->start_delay, params); if (call_id <= 0 && lrm_state_is_local(lrm_state)) { crm_err("Operation %s on %s failed: %d", operation, rsc->id, call_id); register_fsa_error(C_FSA_INTERNAL, I_FAIL, NULL); } else if (call_id <= 0) { crm_err("Operation %s on resource %s failed to execute on remote node %s: %d", operation, rsc->id, lrm_state->node_name, call_id); fake_op_status(lrm_state, op, PCMK_LRM_OP_DONE, PCMK_OCF_UNKNOWN_ERROR); process_lrm_event(lrm_state, op, NULL, NULL); } else { /* record all operations so we can wait * for them to complete during shutdown */ char *call_id_s = make_stop_id(rsc->id, call_id); active_op_t *pending = NULL; pending = calloc(1, sizeof(active_op_t)); crm_trace("Recording pending op: %d - %s %s", call_id, op_id, call_id_s); pending->call_id = call_id; pending->interval_ms = op->interval_ms; pending->op_type = strdup(operation); pending->op_key = strdup(op_id); pending->rsc_id = strdup(rsc->id); pending->start_time = time(NULL); pending->user_data = op->user_data? strdup(op->user_data) : NULL; if (crm_element_value_epoch(msg, XML_CONFIG_ATTR_SHUTDOWN_LOCK, &(pending->lock_time)) != pcmk_ok) { pending->lock_time = 0; } g_hash_table_replace(lrm_state->pending_ops, call_id_s, pending); if ((op->interval_ms > 0) && (op->start_delay > START_DELAY_THRESHOLD)) { int target_rc = 0; crm_info("Faking confirmation of %s: execution postponed for over 5 minutes", op_id); decode_transition_key(op->user_data, NULL, NULL, NULL, &target_rc); op->rc = target_rc; op->op_status = PCMK_LRM_OP_DONE; controld_ack_event_directly(NULL, NULL, rsc, op, rsc->id); } pending->params = op->params; op->params = NULL; } free(op_id); lrmd_free_event(op); return; } int last_resource_update = 0; static void cib_rsc_callback(xmlNode * msg, int call_id, int rc, xmlNode * output, void *user_data) { switch (rc) { case pcmk_ok: case -pcmk_err_diff_failed: case -pcmk_err_diff_resync: crm_trace("Resource update %d complete: rc=%d", call_id, rc); break; default: crm_warn("Resource update %d failed: (rc=%d) %s", call_id, rc, pcmk_strerror(rc)); } if (call_id == last_resource_update) { last_resource_update = 0; trigger_fsa(); } } /* Only successful stops, and probes that found the resource inactive, get locks * recorded in the history. This ensures the resource stays locked to the node * until it is active there again after the node comes back up. */ static bool should_preserve_lock(lrmd_event_data_t *op) { if (!controld_shutdown_lock_enabled) { return false; } if (!strcmp(op->op_type, RSC_STOP) && (op->rc == PCMK_OCF_OK)) { return true; } if (!strcmp(op->op_type, RSC_STATUS) && (op->rc == PCMK_OCF_NOT_RUNNING)) { return true; } return false; } static int do_update_resource(const char *node_name, lrmd_rsc_info_t *rsc, lrmd_event_data_t *op, time_t lock_time) { /* */ int rc = pcmk_ok; xmlNode *update, *iter = NULL; int call_opt = crmd_cib_smart_opt(); const char *uuid = NULL; CRM_CHECK(op != NULL, return 0); iter = create_xml_node(iter, XML_CIB_TAG_STATUS); update = iter; iter = create_xml_node(iter, XML_CIB_TAG_STATE); if (pcmk__str_eq(node_name, fsa_our_uname, pcmk__str_casei)) { uuid = fsa_our_uuid; } else { /* remote nodes uuid and uname are equal */ uuid = node_name; crm_xml_add(iter, XML_NODE_IS_REMOTE, "true"); } CRM_LOG_ASSERT(uuid != NULL); if(uuid == NULL) { rc = -EINVAL; goto done; } crm_xml_add(iter, XML_ATTR_UUID, uuid); crm_xml_add(iter, XML_ATTR_UNAME, node_name); crm_xml_add(iter, XML_ATTR_ORIGIN, __func__); iter = create_xml_node(iter, XML_CIB_TAG_LRM); crm_xml_add(iter, XML_ATTR_ID, uuid); iter = create_xml_node(iter, XML_LRM_TAG_RESOURCES); iter = create_xml_node(iter, XML_LRM_TAG_RESOURCE); crm_xml_add(iter, XML_ATTR_ID, op->rsc_id); build_operation_update(iter, rsc, op, node_name, __func__); if (rsc) { const char *container = NULL; crm_xml_add(iter, XML_ATTR_TYPE, rsc->type); crm_xml_add(iter, XML_AGENT_ATTR_CLASS, rsc->standard); crm_xml_add(iter, XML_AGENT_ATTR_PROVIDER, rsc->provider); if (lock_time != 0) { /* Actions on a locked resource should either preserve the lock by * recording it with the action result, or clear it. */ if (!should_preserve_lock(op)) { lock_time = 0; } crm_xml_add_ll(iter, XML_CONFIG_ATTR_SHUTDOWN_LOCK, (long long) lock_time); } if (op->params) { container = g_hash_table_lookup(op->params, CRM_META"_"XML_RSC_ATTR_CONTAINER); } if (container) { crm_trace("Resource %s is a part of container resource %s", op->rsc_id, container); crm_xml_add(iter, XML_RSC_ATTR_CONTAINER, container); } } else { crm_warn("Resource %s no longer exists in the executor", op->rsc_id); controld_ack_event_directly(NULL, NULL, rsc, op, op->rsc_id); goto cleanup; } crm_log_xml_trace(update, __func__); /* make it an asynchronous call and be done with it * * Best case: * the resource state will be discovered during * the next signup or election. * * Bad case: * we are shutting down and there is no DC at the time, * but then why were we shutting down then anyway? * (probably because of an internal error) * * Worst case: * we get shot for having resources "running" that really weren't * * the alternative however means blocking here for too long, which * isn't acceptable */ fsa_cib_update(XML_CIB_TAG_STATUS, update, call_opt, rc, NULL); if (rc > 0) { last_resource_update = rc; } done: /* the return code is a call number, not an error code */ crm_trace("Sent resource state update message: %d for %s=%u on %s", rc, op->op_type, op->interval_ms, op->rsc_id); fsa_register_cib_callback(rc, FALSE, NULL, cib_rsc_callback); cleanup: free_xml(update); return rc; } void do_lrm_event(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input cur_input, fsa_data_t * msg_data) { CRM_CHECK(FALSE, return); } static char * unescape_newlines(const char *string) { char *pch = NULL; char *ret = NULL; static const char *escaped_newline = "\\n"; if (!string) { return NULL; } ret = strdup(string); pch = strstr(ret, escaped_newline); while (pch != NULL) { /* Replace newline escape pattern with actual newline (and a space so we * don't have to shuffle the rest of the buffer) */ pch[0] = '\n'; pch[1] = ' '; pch = strstr(pch, escaped_newline); } return ret; } static bool did_lrm_rsc_op_fail(lrm_state_t *lrm_state, const char * rsc_id, const char * op_type, guint interval_ms) { rsc_history_t *entry = NULL; CRM_CHECK(lrm_state != NULL, return FALSE); CRM_CHECK(rsc_id != NULL, return FALSE); CRM_CHECK(op_type != NULL, return FALSE); entry = g_hash_table_lookup(lrm_state->resource_history, rsc_id); if (entry == NULL || entry->failed == NULL) { return FALSE; } if (pcmk__str_eq(entry->failed->rsc_id, rsc_id, pcmk__str_none) && pcmk__str_eq(entry->failed->op_type, op_type, pcmk__str_casei) && entry->failed->interval_ms == interval_ms) { return TRUE; } return FALSE; } void process_lrm_event(lrm_state_t *lrm_state, lrmd_event_data_t *op, active_op_t *pending, xmlNode *action_xml) { char *op_id = NULL; char *op_key = NULL; int update_id = 0; gboolean remove = FALSE; gboolean removed = FALSE; bool need_direct_ack = FALSE; lrmd_rsc_info_t *rsc = NULL; const char *node_name = NULL; CRM_CHECK(op != NULL, return); CRM_CHECK(op->rsc_id != NULL, return); // Remap new status codes for older DCs if (compare_version(fsa_our_dc_version, "3.2.0") < 0) { switch (op->op_status) { case PCMK_LRM_OP_NOT_CONNECTED: op->op_status = PCMK_LRM_OP_ERROR; op->rc = PCMK_OCF_CONNECTION_DIED; break; case PCMK_LRM_OP_INVALID: op->op_status = PCMK_LRM_OP_ERROR; op->rc = CRM_DIRECT_NACK_RC; break; default: break; } } op_id = make_stop_id(op->rsc_id, op->call_id); op_key = pcmk__op_key(op->rsc_id, op->op_type, op->interval_ms); // Get resource info if available (from executor state or action XML) if (lrm_state) { rsc = lrm_state_get_rsc_info(lrm_state, op->rsc_id, 0); } if ((rsc == NULL) && action_xml) { xmlNode *xml = find_xml_node(action_xml, XML_CIB_TAG_RESOURCE, TRUE); const char *standard = crm_element_value(xml, XML_AGENT_ATTR_CLASS); const char *provider = crm_element_value(xml, XML_AGENT_ATTR_PROVIDER); const char *type = crm_element_value(xml, XML_ATTR_TYPE); if (standard && type) { crm_info("%s agent information not cached, using %s%s%s:%s from action XML", op->rsc_id, standard, (provider? ":" : ""), (provider? provider : ""), type); rsc = lrmd_new_rsc_info(op->rsc_id, standard, provider, type); } else { crm_err("Can't process %s result because %s agent information not cached or in XML", op_key, op->rsc_id); } } // Get node name if available (from executor state or action XML) if (lrm_state) { node_name = lrm_state->node_name; } else if (action_xml) { node_name = crm_element_value(action_xml, XML_LRM_ATTR_TARGET); } if(pending == NULL) { remove = TRUE; if (lrm_state) { pending = g_hash_table_lookup(lrm_state->pending_ops, op_id); } } if (op->op_status == PCMK_LRM_OP_ERROR) { switch(op->rc) { case PCMK_OCF_NOT_RUNNING: case PCMK_OCF_RUNNING_MASTER: case PCMK_OCF_DEGRADED: case PCMK_OCF_DEGRADED_MASTER: // Leave it to the TE/scheduler to decide if this is an error op->op_status = PCMK_LRM_OP_DONE; break; default: /* Nothing to do */ break; } } if (op->op_status != PCMK_LRM_OP_CANCELLED) { /* We might not record the result, so directly acknowledge it to the * originator instead, so it doesn't time out waiting for the result * (especially important if part of a transition). */ need_direct_ack = TRUE; if (controld_action_is_recordable(op->op_type)) { if (node_name && rsc) { // We should record the result, and happily, we can update_id = do_update_resource(node_name, rsc, op, pending? pending->lock_time : 0); need_direct_ack = FALSE; } else if (op->rsc_deleted) { /* We shouldn't record the result (likely the resource was * refreshed, cleaned, or removed while this operation was * in flight). */ crm_notice("Not recording %s result in CIB because " "resource information was removed since it was initiated", op_key); } else { /* This shouldn't be possible; the executor didn't consider the * resource deleted, but we couldn't find resource or node * information. */ crm_err("Unable to record %s result in CIB: %s", op_key, (node_name? "No resource information" : "No node name")); } } } else if (op->interval_ms == 0) { /* A non-recurring operation was cancelled. Most likely, the * never-initiated action was removed from the executor's pending * operations list upon resource removal. */ need_direct_ack = TRUE; } else if (pending == NULL) { /* This recurring operation was cancelled, but was not pending. No * transition actions are waiting on it, nothing needs to be done. */ } else if (op->user_data == NULL) { /* This recurring operation was cancelled and pending, but we don't * have a transition key. This should never happen. */ crm_err("Recurring operation %s was cancelled without transition information", op_key); } else if (pcmk_is_set(pending->flags, active_op_remove)) { /* This recurring operation was cancelled (by us) and pending, and we * have been waiting for it to finish. */ if (lrm_state) { erase_lrm_history_by_op(lrm_state, op); } /* If the recurring operation had failed, the lrm_rsc_op is recorded as * "last_failure" which won't get erased from the cib given the logic on * purpose in erase_lrm_history_by_op(). So that the cancel action won't * have a chance to get confirmed by DC with process_op_deletion(). * Cluster transition would get stuck waiting for the remaining action * timer to time out. * * Directly acknowledge the cancel operation in this case. */ if (did_lrm_rsc_op_fail(lrm_state, pending->rsc_id, pending->op_type, pending->interval_ms)) { need_direct_ack = TRUE; } } else if (op->rsc_deleted) { /* This recurring operation was cancelled (but not by us, and the * executor does not have resource information, likely due to resource * cleanup, refresh, or removal) and pending. */ crm_debug("Recurring op %s was cancelled due to resource deletion", op_key); need_direct_ack = TRUE; } else { /* This recurring operation was cancelled (but not by us, likely by the * executor before stopping the resource) and pending. We don't need to * do anything special. */ } if (need_direct_ack) { controld_ack_event_directly(NULL, NULL, NULL, op, op->rsc_id); } if(remove == FALSE) { /* The caller will do this afterwards, but keep the logging consistent */ removed = TRUE; } else if (lrm_state && ((op->interval_ms == 0) || (op->op_status == PCMK_LRM_OP_CANCELLED))) { gboolean found = g_hash_table_remove(lrm_state->pending_ops, op_id); if (op->interval_ms != 0) { removed = TRUE; } else if (found) { removed = TRUE; crm_trace("Op %s (call=%d, stop-id=%s, remaining=%u): Confirmed", op_key, op->call_id, op_id, g_hash_table_size(lrm_state->pending_ops)); } } if (node_name == NULL) { node_name = "unknown node"; // for logging } switch (op->op_status) { case PCMK_LRM_OP_CANCELLED: crm_info("Result of %s operation for %s on %s: %s " CRM_XS " call=%d key=%s confirmed=%s", crm_action_str(op->op_type, op->interval_ms), op->rsc_id, node_name, services_lrm_status_str(op->op_status), op->call_id, op_key, pcmk__btoa(removed)); break; case PCMK_LRM_OP_DONE: crm_notice("Result of %s operation for %s on %s: %s " CRM_XS " rc=%d call=%d key=%s confirmed=%s cib-update=%d", crm_action_str(op->op_type, op->interval_ms), op->rsc_id, node_name, services_ocf_exitcode_str(op->rc), op->rc, op->call_id, op_key, pcmk__btoa(removed), update_id); break; case PCMK_LRM_OP_TIMEOUT: crm_err("Result of %s operation for %s on %s: %s " CRM_XS " call=%d key=%s timeout=%dms", crm_action_str(op->op_type, op->interval_ms), op->rsc_id, node_name, services_lrm_status_str(op->op_status), op->call_id, op_key, op->timeout); break; default: crm_err("Result of %s operation for %s on %s: %s " CRM_XS " call=%d key=%s confirmed=%s status=%d cib-update=%d", crm_action_str(op->op_type, op->interval_ms), op->rsc_id, node_name, services_lrm_status_str(op->op_status), op->call_id, op_key, pcmk__btoa(removed), op->op_status, update_id); } if (op->output) { char *prefix = crm_strdup_printf("%s-" PCMK__OP_FMT ":%d", node_name, op->rsc_id, op->op_type, op->interval_ms, op->call_id); if (op->rc) { crm_log_output(LOG_NOTICE, prefix, op->output); } else { crm_log_output(LOG_DEBUG, prefix, op->output); } free(prefix); } if (lrm_state) { if (!pcmk__str_eq(op->op_type, RSC_METADATA, pcmk__str_casei)) { crmd_alert_resource_op(lrm_state->node_name, op); } else if (rsc && (op->rc == PCMK_OCF_OK)) { char *metadata = unescape_newlines(op->output); metadata_cache_update(lrm_state->metadata_cache, rsc, metadata); free(metadata); } } if (op->rsc_deleted) { crm_info("Deletion of resource '%s' complete after %s", op->rsc_id, op_key); if (lrm_state) { delete_rsc_entry(lrm_state, NULL, op->rsc_id, NULL, pcmk_ok, NULL); } } /* If a shutdown was escalated while operations were pending, * then the FSA will be stalled right now... allow it to continue */ mainloop_set_trigger(fsa_source); if (lrm_state && rsc) { update_history_cache(lrm_state, rsc, op); } lrmd_free_rsc_info(rsc); free(op_key); free(op_id); } diff --git a/tools/crm_resource.c b/tools/crm_resource.c index ae6ebf1a30..5a82ce8d2b 100644 --- a/tools/crm_resource.c +++ b/tools/crm_resource.c @@ -1,1774 +1,1973 @@ /* * Copyright 2004-2020 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define SUMMARY "crm_resource - perform tasks related to Pacemaker cluster resources" +enum rsc_command { + cmd_none = 0, // No command option given (yet) + cmd_ban, + cmd_cleanup, + cmd_clear, + cmd_colocations, + cmd_colocations_deep, + cmd_cts, + cmd_delete, + cmd_delete_param, + cmd_execute_agent, + cmd_fail, + cmd_get_param, + cmd_get_property, + cmd_list_active_ops, + cmd_list_agents, + cmd_list_all_ops, + cmd_list_alternatives, + cmd_list_instances, + cmd_list_providers, + cmd_list_resources, + cmd_list_standards, + cmd_locate, + cmd_metadata, + cmd_move, + cmd_query_raw_xml, + cmd_query_xml, + cmd_refresh, + cmd_restart, + cmd_set_param, + cmd_set_property, + cmd_wait, + cmd_why, +}; + struct { + enum rsc_command rsc_cmd; // The crm_resource command to perform const char *attr_set_type; int cib_options; gboolean clear_expired; - char *extra_arg; - char *extra_option; int find_flags; /* Flags to use when searching for resource */ gboolean force; - char *host_uname; - char *interval_spec; - char *move_lifetime; - char *operation; + gchar *host_uname; + gchar *interval_spec; + gchar *move_lifetime; + gchar *operation; GHashTable *override_params; - char *prop_id; + gchar *prop_id; char *prop_name; - char *prop_set; - char *prop_value; + gchar *prop_set; + gchar *prop_value; gboolean recursive; gchar **remainder; + gboolean require_cib; // Whether command requires CIB connection gboolean require_crmd; /* whether command requires controller connection */ gboolean require_dataset; /* whether command requires populated dataset instance */ gboolean require_resource; /* whether command requires that resource be specified */ int resource_verbose; - char rsc_cmd; - char *rsc_id; - char *rsc_long_cmd; - char *rsc_type; + gchar *rsc_id; + gchar *rsc_type; gboolean promoted_role_only; int timeout_ms; + char *agent_spec; // Standard and/or provider and/or agent char *v_agent; char *v_class; char *v_provider; gboolean validate_cmdline; /* whether we are just validating based on command line options */ GHashTable *validate_options; - char *xml_file; + gchar *xml_file; } options = { .attr_set_type = XML_TAG_ATTR_SETS, .cib_options = cib_sync_call, + .require_cib = TRUE, .require_dataset = TRUE, .require_resource = TRUE, - .rsc_cmd = 'L' }; +#if 0 +// @COMPAT @TODO enable this at next backward compatibility break +#define SET_COMMAND(cmd) do { \ + if (options.rsc_cmd != cmd_none) { \ + g_set_error(error, PCMK__EXITC_ERROR, CRM_EX_USAGE, \ + "Only one command option may be specified"); \ + return FALSE; \ + } \ + options.rsc_cmd = (cmd); \ + } while (0) +#else +#define SET_COMMAND(cmd) do { options.rsc_cmd = (cmd); } while (0) +#endif + gboolean agent_provider_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); gboolean attr_set_type_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); gboolean class_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); gboolean cleanup_refresh_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); gboolean delete_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); gboolean expired_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); -gboolean extra_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); +gboolean list_agents_cb(const gchar *option_name, const gchar *optarg, + gpointer data, GError **error); +gboolean list_providers_cb(const gchar *option_name, const gchar *optarg, + gpointer data, GError **error); +gboolean list_standards_cb(const gchar *option_name, const gchar *optarg, + gpointer data, GError **error); +gboolean list_alternatives_cb(const gchar *option_name, const gchar *optarg, + gpointer data, GError **error); +gboolean metadata_cb(const gchar *option_name, const gchar *optarg, + gpointer data, GError **error); +gboolean option_cb(const gchar *option_name, const gchar *optarg, + gpointer data, GError **error); gboolean fail_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); gboolean flag_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); gboolean get_param_prop_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); gboolean list_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); gboolean set_delete_param_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); gboolean set_prop_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); gboolean timeout_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); -gboolean validate_restart_force_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); +gboolean validate_or_force_cb(const gchar *option_name, const gchar *optarg, + gpointer data, GError **error); +gboolean restart_cb(const gchar *option_name, const gchar *optarg, + gpointer data, GError **error); gboolean wait_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); gboolean why_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error); bool BE_QUIET = FALSE; static crm_exit_t exit_code = CRM_EX_OK; // Things that should be cleaned up on exit static GError *error = NULL; static GMainLoop *mainloop = NULL; static cib_t *cib_conn = NULL; static pcmk_ipc_api_t *controld_api = NULL; static pe_working_set_t *data_set = NULL; #define MESSAGE_TIMEOUT_S 60 #define INDENT " " // Clean up and exit static crm_exit_t bye(crm_exit_t ec) { if (error != NULL) { fprintf(stderr, "%s\n", error->message); g_clear_error(&error); } if (cib_conn != NULL) { cib_t *save_cib_conn = cib_conn; cib_conn = NULL; // Ensure we can't free this twice save_cib_conn->cmds->signoff(save_cib_conn); cib_delete(save_cib_conn); } if (controld_api != NULL) { pcmk_ipc_api_t *save_controld_api = controld_api; controld_api = NULL; // Ensure we can't free this twice pcmk_free_ipc_api(save_controld_api); } if (mainloop != NULL) { g_main_loop_unref(mainloop); mainloop = NULL; } pe_free_working_set(data_set); data_set = NULL; crm_exit(ec); return ec; } static void quit_main_loop(crm_exit_t ec) { exit_code = ec; if (mainloop != NULL) { GMainLoop *mloop = mainloop; mainloop = NULL; // Don't re-enter this block pcmk_quit_main_loop(mloop, 10); g_main_loop_unref(mloop); } } static gboolean resource_ipc_timeout(gpointer data) { // Start with newline because "Waiting for ..." message doesn't have one if (error != NULL) { g_clear_error(&error); } g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_TIMEOUT, "\nAborting because no messages received in %d seconds", MESSAGE_TIMEOUT_S); quit_main_loop(CRM_EX_TIMEOUT); return FALSE; } static void controller_event_callback(pcmk_ipc_api_t *api, enum pcmk_ipc_event event_type, crm_exit_t status, void *event_data, void *user_data) { switch (event_type) { case pcmk_ipc_event_disconnect: if (exit_code == CRM_EX_DISCONNECT) { // Unexpected crm_info("Connection to controller was terminated"); } quit_main_loop(exit_code); break; case pcmk_ipc_event_reply: if (status != CRM_EX_OK) { fprintf(stderr, "\nError: bad reply from controller: %s\n", crm_exit_str(status)); pcmk_disconnect_ipc(api); quit_main_loop(status); } else { fprintf(stderr, "."); if ((pcmk_controld_api_replies_expected(api) == 0) && mainloop && g_main_loop_is_running(mainloop)) { fprintf(stderr, " OK\n"); crm_debug("Got all the replies we expected"); pcmk_disconnect_ipc(api); quit_main_loop(CRM_EX_OK); } } break; default: break; } } static void start_mainloop(pcmk_ipc_api_t *capi) { unsigned int count = pcmk_controld_api_replies_expected(capi); if (count > 0) { fprintf(stderr, "Waiting for %d %s from the controller", count, pcmk__plural_alt(count, "reply", "replies")); exit_code = CRM_EX_DISCONNECT; // For unexpected disconnects mainloop = g_main_loop_new(NULL, FALSE); g_timeout_add(MESSAGE_TIMEOUT_S * 1000, resource_ipc_timeout, NULL); g_main_loop_run(mainloop); } } static int compare_id(gconstpointer a, gconstpointer b) { return strcmp((const char *)a, (const char *)b); } static GListPtr build_constraint_list(xmlNode *root) { GListPtr retval = NULL; xmlNode *cib_constraints = NULL; xmlXPathObjectPtr xpathObj = NULL; int ndx = 0; cib_constraints = get_object_root(XML_CIB_TAG_CONSTRAINTS, root); xpathObj = xpath_search(cib_constraints, "//" XML_CONS_TAG_RSC_LOCATION); for (ndx = 0; ndx < numXpathResults(xpathObj); ndx++) { xmlNode *match = getXpathResult(xpathObj, ndx); retval = g_list_insert_sorted(retval, (gpointer) ID(match), compare_id); } freeXpathObject(xpathObj); return retval; } /* short option letters still available: eEJkKXyYZ */ static GOptionEntry query_entries[] = { { "list", 'L', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, list_cb, "List all cluster resources with status", NULL }, { "list-raw", 'l', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, list_cb, "List IDs of all instantiated resources (individual members\n" INDENT "rather than groups etc.)", NULL }, { "list-cts", 'c', G_OPTION_FLAG_HIDDEN|G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, list_cb, NULL, NULL }, { "list-operations", 'O', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, list_cb, "List active resource operations, optionally filtered by\n" INDENT "--resource and/or --node", NULL }, { "list-all-operations", 'o', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, list_cb, "List all resource operations, optionally filtered by\n" INDENT "--resource and/or --node", NULL }, - { "list-standards", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, extra_cb, + { "list-standards", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, + list_standards_cb, "List supported standards", NULL }, - { "list-ocf-providers", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, extra_cb, + { "list-ocf-providers", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, + list_providers_cb, "List all available OCF providers", NULL }, - { "list-agents", 0, G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, extra_cb, + { "list-agents", 0, G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, + list_agents_cb, "List all agents available for the named standard and/or provider", "STD/PROV" }, - { "list-ocf-alternatives", 0, G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, extra_cb, + { "list-ocf-alternatives", 0, G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, + list_alternatives_cb, "List all available providers for the named OCF agent", "AGENT" }, - { "show-metadata", 0, G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, extra_cb, + { "show-metadata", 0, G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, + metadata_cb, "Show the metadata for the named class:provider:agent", "SPEC" }, { "query-xml", 'q', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, flag_cb, "Show XML configuration of resource (after any template expansion)", NULL }, { "query-xml-raw", 'w', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, flag_cb, "Show XML configuration of resource (before any template expansion)", NULL }, { "get-parameter", 'g', G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, get_param_prop_cb, "Display named parameter for resource (use instance attribute\n" INDENT "unless --meta or --utilization is specified)", "PARAM" }, { "get-property", 'G', G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_CALLBACK, get_param_prop_cb, "Display named property of resource ('class', 'type', or 'provider') " "(requires --resource)", "PROPERTY" }, { "locate", 'W', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, flag_cb, "Show node(s) currently running resource", NULL }, { "stack", 'A', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, flag_cb, - "Display the prerequisites and dependents of a resource", + "Display the (co)location constraints that apply to a resource\n" + INDENT "and the resources is it colocated with", NULL }, { "constraints", 'a', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, flag_cb, "Display the (co)location constraints that apply to a resource", NULL }, { "why", 'Y', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, why_cb, "Show why resources are not running, optionally filtered by\n" INDENT "--resource and/or --node", NULL }, { NULL } }; static GOptionEntry command_entries[] = { - { "validate", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, validate_restart_force_cb, + { "validate", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, + validate_or_force_cb, "Validate resource configuration by calling agent's validate-all\n" INDENT "action. The configuration may be specified either by giving an\n" INDENT "existing resource name with -r, or by specifying --class,\n" INDENT "--agent, and --provider arguments, along with any number of\n" INDENT "--option arguments.", NULL }, { "cleanup", 'C', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, cleanup_refresh_cb, "If resource has any past failures, clear its history and fail\n" INDENT "count. Optionally filtered by --resource, --node, --operation\n" INDENT "and --interval (otherwise all). --operation and --interval\n" INDENT "apply to fail counts, but entire history is always clear, to\n" INDENT "allow current state to be rechecked. If the named resource is\n" INDENT "part of a group, or one numbered instance of a clone or bundled\n" INDENT "resource, the clean-up applies to the whole collective resource\n" INDENT "unless --force is given.", NULL }, { "refresh", 'R', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, cleanup_refresh_cb, "Delete resource's history (including failures) so its current state\n" INDENT "is rechecked. Optionally filtered by --resource and --node\n" INDENT "(otherwise all). If the named resource is part of a group, or one\n" INDENT "numbered instance of a clone or bundled resource, the refresh\n" INDENT "applies to the whole collective resource unless --force is given.", NULL }, { "set-parameter", 'p', G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, set_delete_param_cb, "Set named parameter for resource (requires -v). Use instance\n" INDENT "attribute unless --meta or --utilization is specified.", "PARAM" }, { "delete-parameter", 'd', G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, set_delete_param_cb, "Delete named parameter for resource. Use instance attribute\n" INDENT "unless --meta or --utilization is specified.", "PARAM" }, { "set-property", 'S', G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_CALLBACK, set_prop_cb, "Set named property of resource ('class', 'type', or 'provider') " "(requires -r, -t, -v)", "PROPERTY" }, { NULL } }; static GOptionEntry location_entries[] = { { "move", 'M', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, flag_cb, "Create a constraint to move resource. If --node is specified,\n" INDENT "the constraint will be to move to that node, otherwise it\n" INDENT "will be to ban the current node. Unless --force is specified\n" INDENT "this will return an error if the resource is already running\n" INDENT "on the specified node. If --force is specified, this will\n" INDENT "always ban the current node.\n" INDENT "Optional: --lifetime, --master. NOTE: This may prevent the\n" INDENT "resource from running on its previous location until the\n" INDENT "implicit constraint expires or is removed with --clear.", NULL }, { "ban", 'B', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, flag_cb, "Create a constraint to keep resource off a node.\n" INDENT "Optional: --node, --lifetime, --master.\n" INDENT "NOTE: This will prevent the resource from running on the\n" INDENT "affected node until the implicit constraint expires or is\n" INDENT "removed with --clear. If --node is not specified, it defaults\n" INDENT "to the node currently running the resource for primitives\n" INDENT "and groups, or the master for promotable clones with\n" INDENT "promoted-max=1 (all other situations result in an error as\n" INDENT "there is no sane default).", NULL }, { "clear", 'U', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, flag_cb, "Remove all constraints created by the --ban and/or --move\n" INDENT "commands. Requires: --resource. Optional: --node, --master,\n" INDENT "--expired. If --node is not specified, all constraints created\n" INDENT "by --ban and --move will be removed for the named resource. If\n" INDENT "--node and --force are specified, any constraint created by\n" INDENT "--move will be cleared, even if it is not for the specified\n" INDENT "node. If --expired is specified, only those constraints whose\n" INDENT "lifetimes have expired will be removed.", NULL }, { "expired", 'e', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, expired_cb, "Modifies the --clear argument to remove constraints with\n" INDENT "expired lifetimes.", NULL }, { "lifetime", 'u', G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, &options.move_lifetime, "Lifespan (as ISO 8601 duration) of created constraints (with\n" INDENT "-B, -M) see https://en.wikipedia.org/wiki/ISO_8601#Durations)", "TIMESPEC" }, { "master", 0, G_OPTION_FLAG_NONE, G_OPTION_ARG_NONE, &options.promoted_role_only, "Limit scope of command to Master role (with -B, -M, -U). For\n" INDENT "-B and -M the previous master may remain active in the Slave role.", NULL }, { NULL } }; static GOptionEntry advanced_entries[] = { { "delete", 'D', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, delete_cb, "(Advanced) Delete a resource from the CIB. Required: -t", NULL }, { "fail", 'F', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, fail_cb, "(Advanced) Tell the cluster this resource has failed", NULL }, - { "restart", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, validate_restart_force_cb, + { "restart", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, restart_cb, "(Advanced) Tell the cluster to restart this resource and\n" INDENT "anything that depends on it", NULL }, { "wait", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, wait_cb, "(Advanced) Wait until the cluster settles into a stable state", NULL }, - { "force-demote", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, validate_restart_force_cb, + { "force-demote", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, + validate_or_force_cb, "(Advanced) Bypass the cluster and demote a resource on the local\n" INDENT "node. Unless --force is specified, this will refuse to do so if\n" INDENT "the cluster believes the resource is a clone instance already\n" INDENT "running on the local node.", NULL }, - { "force-stop", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, validate_restart_force_cb, + { "force-stop", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, + validate_or_force_cb, "(Advanced) Bypass the cluster and stop a resource on the local node", NULL }, - { "force-start", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, validate_restart_force_cb, + { "force-start", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, + validate_or_force_cb, "(Advanced) Bypass the cluster and start a resource on the local\n" INDENT "node. Unless --force is specified, this will refuse to do so if\n" INDENT "the cluster believes the resource is a clone instance already\n" INDENT "running on the local node.", NULL }, - { "force-promote", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, validate_restart_force_cb, + { "force-promote", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, + validate_or_force_cb, "(Advanced) Bypass the cluster and promote a resource on the local\n" INDENT "node. Unless --force is specified, this will refuse to do so if\n" INDENT "the cluster believes the resource is a clone instance already\n" INDENT "running on the local node.", NULL }, - { "force-check", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, validate_restart_force_cb, + { "force-check", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, + validate_or_force_cb, "(Advanced) Bypass the cluster and check the state of a resource on\n" INDENT "the local node", NULL }, { NULL } }; static GOptionEntry validate_entries[] = { { "class", 0, G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, class_cb, "The standard the resource agent confirms to (for example, ocf).\n" INDENT "Use with --agent, --provider, --option, and --validate.", "CLASS" }, { "agent", 0, G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, agent_provider_cb, "The agent to use (for example, IPaddr). Use with --class,\n" INDENT "--provider, --option, and --validate.", "AGENT" }, { "provider", 0, G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, agent_provider_cb, "The vendor that supplies the resource agent (for example,\n" INDENT "heartbeat). Use with --class, --agent, --option, and --validate.", "PROVIDER" }, - { "option", 0, G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, extra_cb, + { "option", 0, G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, option_cb, "Specify a device configuration parameter as NAME=VALUE (may be\n" INDENT "specified multiple times). Use with --validate and without the\n" INDENT "-r option.", "PARAM" }, { NULL } }; static GOptionEntry addl_entries[] = { { "node", 'N', G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, &options.host_uname, "Node name", "NAME" }, { "recursive", 0, G_OPTION_FLAG_NONE, G_OPTION_ARG_NONE, &options.recursive, "Follow colocation chains when using --set-parameter", NULL }, { "resource-type", 't', G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, &options.rsc_type, "Resource XML element (primitive, group, etc.) (with -D)", "ELEMENT" }, { "parameter-value", 'v', G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, &options.prop_value, "Value to use with -p", "PARAM" }, { "meta", 'm', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, attr_set_type_cb, "Use resource meta-attribute instead of instance attribute\n" INDENT "(with -p, -g, -d)", NULL }, { "utilization", 'z', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, attr_set_type_cb, "Use resource utilization attribute instead of instance attribute\n" INDENT "(with -p, -g, -d)", NULL }, { "operation", 'n', G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, &options.operation, "Operation to clear instead of all (with -C -r)", "OPERATION" }, { "interval", 'I', G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, &options.interval_spec, "Interval of operation to clear (default 0) (with -C -r -n)", "N" }, { "set-name", 's', G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, &options.prop_set, "(Advanced) XML ID of attributes element to use (with -p, -d)", "ID" }, { "nvpair", 'i', G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, &options.prop_id, "(Advanced) XML ID of nvpair element to use (with -p, -d)", "ID" }, { "timeout", 'T', G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, timeout_cb, "(Advanced) Abort if command does not finish in this time (with\n" INDENT "--restart, --wait, --force-*)", "N" }, { "force", 'f', G_OPTION_FLAG_NONE, G_OPTION_ARG_NONE, &options.force, "If making CIB changes, do so regardless of quorum. See help for\n" INDENT "individual commands for additional behavior.", NULL }, { "xml-file", 'x', G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_FILENAME, &options.xml_file, NULL, "FILE" }, { "host-uname", 'H', G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_STRING, &options.host_uname, NULL, "HOST" }, { NULL } }; gboolean agent_provider_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { options.validate_cmdline = TRUE; options.require_resource = FALSE; if (pcmk__str_eq(option_name, "--provider", pcmk__str_casei)) { if (options.v_provider) { free(options.v_provider); } options.v_provider = strdup(optarg); } else { if (options.v_agent) { free(options.v_agent); } options.v_agent = strdup(optarg); } return TRUE; } gboolean attr_set_type_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { if (pcmk__str_any_of(option_name, "-m", "--meta", NULL)) { options.attr_set_type = XML_TAG_META_SETS; } else if (pcmk__str_any_of(option_name, "-z", "--utilization", NULL)) { options.attr_set_type = XML_TAG_UTILIZATION; } return TRUE; } gboolean class_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { if (!(pcmk_get_ra_caps(optarg) & pcmk_ra_cap_params)) { if (BE_QUIET == FALSE) { g_set_error(error, G_OPTION_ERROR, CRM_EX_INVALID_PARAM, "Standard %s does not support parameters\n", optarg); } return FALSE; } else { if (options.v_class != NULL) { free(options.v_class); } options.v_class = strdup(optarg); } options.validate_cmdline = TRUE; options.require_resource = FALSE; return TRUE; } gboolean cleanup_refresh_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { if (pcmk__str_any_of(option_name, "-C", "--cleanup", NULL)) { - options.rsc_cmd = 'C'; + SET_COMMAND(cmd_cleanup); } else { - options.rsc_cmd = 'R'; + SET_COMMAND(cmd_refresh); } options.require_resource = FALSE; if (getenv("CIB_file") == NULL) { options.require_crmd = TRUE; } options.find_flags = pe_find_renamed|pe_find_anon; return TRUE; } gboolean delete_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { options.require_dataset = FALSE; - options.rsc_cmd = 'D'; + SET_COMMAND(cmd_delete); options.find_flags = pe_find_renamed|pe_find_any; return TRUE; } gboolean expired_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { options.clear_expired = TRUE; options.require_resource = FALSE; return TRUE; } -gboolean -extra_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { - if (options.extra_option) { - free(options.extra_option); +static void +get_agent_spec(const gchar *optarg) +{ + options.require_cib = FALSE; + options.require_dataset = FALSE; + options.require_resource = FALSE; + if (options.agent_spec != NULL) { + free(options.agent_spec); + options.agent_spec = NULL; } - - if (options.extra_arg) { - free(options.extra_arg); + if (optarg != NULL) { + options.agent_spec = strdup(optarg); } +} - options.extra_option = strdup(option_name); +gboolean +list_agents_cb(const gchar *option_name, const gchar *optarg, gpointer data, + GError **error) +{ + SET_COMMAND(cmd_list_agents); + get_agent_spec(optarg); + return TRUE; +} - if (optarg) { - options.extra_arg = strdup(optarg); - } +gboolean +list_providers_cb(const gchar *option_name, const gchar *optarg, gpointer data, + GError **error) +{ + SET_COMMAND(cmd_list_providers); + get_agent_spec(optarg); + return TRUE; +} +gboolean +list_standards_cb(const gchar *option_name, const gchar *optarg, gpointer data, + GError **error) +{ + SET_COMMAND(cmd_list_standards); + options.require_cib = FALSE; + options.require_dataset = FALSE; + options.require_resource = FALSE; + return TRUE; +} + +gboolean +list_alternatives_cb(const gchar *option_name, const gchar *optarg, + gpointer data, GError **error) +{ + SET_COMMAND(cmd_list_alternatives); + options.require_cib = FALSE; + options.require_dataset = FALSE; + options.require_resource = FALSE; + return TRUE; +} + +gboolean +metadata_cb(const gchar *option_name, const gchar *optarg, gpointer data, + GError **error) +{ + SET_COMMAND(cmd_metadata); + get_agent_spec(optarg); + return TRUE; +} + +gboolean +option_cb(const gchar *option_name, const gchar *optarg, gpointer data, + GError **error) +{ + char *name = NULL; + char *value = NULL; + + if (pcmk_scan_nvpair(optarg, &name, &value) != 2) { + return FALSE; + } + if (options.validate_options == NULL) { + options.validate_options = crm_str_table_new(); + } + g_hash_table_replace(options.validate_options, name, value); return TRUE; } gboolean fail_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { options.require_crmd = TRUE; - options.rsc_cmd = 'F'; + SET_COMMAND(cmd_fail); return TRUE; } gboolean flag_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { if (pcmk__str_any_of(option_name, "-U", "--clear", NULL)) { options.find_flags = pe_find_renamed|pe_find_anon; - options.rsc_cmd = 'U'; + SET_COMMAND(cmd_clear); } else if (pcmk__str_any_of(option_name, "-B", "--ban", NULL)) { options.find_flags = pe_find_renamed|pe_find_anon; - options.rsc_cmd = 'B'; + SET_COMMAND(cmd_ban); } else if (pcmk__str_any_of(option_name, "-M", "--move", NULL)) { options.find_flags = pe_find_renamed|pe_find_anon; - options.rsc_cmd = 'M'; + SET_COMMAND(cmd_move); } else if (pcmk__str_any_of(option_name, "-q", "--query-xml", NULL)) { options.find_flags = pe_find_renamed|pe_find_any; - options.rsc_cmd = 'q'; + SET_COMMAND(cmd_query_xml); } else if (pcmk__str_any_of(option_name, "-w", "--query-xml-raw", NULL)) { options.find_flags = pe_find_renamed|pe_find_any; - options.rsc_cmd = 'w'; + SET_COMMAND(cmd_query_raw_xml); } else if (pcmk__str_any_of(option_name, "-W", "--locate", NULL)) { options.find_flags = pe_find_renamed|pe_find_anon; - options.rsc_cmd = 'W'; + SET_COMMAND(cmd_locate); } else if (pcmk__str_any_of(option_name, "-A", "--stack", NULL)) { options.find_flags = pe_find_renamed|pe_find_anon; - options.rsc_cmd = 'A'; + SET_COMMAND(cmd_colocations_deep); } else { options.find_flags = pe_find_renamed|pe_find_anon; - options.rsc_cmd = 'a'; + SET_COMMAND(cmd_colocations); } return TRUE; } gboolean get_param_prop_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { if (pcmk__str_any_of(option_name, "-g", "--get-parameter", NULL)) { - options.rsc_cmd = 'g'; + SET_COMMAND(cmd_get_param); } else { - options.rsc_cmd = 'G'; + SET_COMMAND(cmd_get_property); } if (options.prop_name) { free(options.prop_name); } options.prop_name = strdup(optarg); options.find_flags = pe_find_renamed|pe_find_any; return TRUE; } gboolean list_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { if (pcmk__str_any_of(option_name, "-c", "--list-cts", NULL)) { - options.rsc_cmd = 'c'; + SET_COMMAND(cmd_cts); } else if (pcmk__str_any_of(option_name, "-L", "--list", NULL)) { - options.rsc_cmd = 'L'; + SET_COMMAND(cmd_list_resources); } else if (pcmk__str_any_of(option_name, "-l", "--list-raw", NULL)) { - options.rsc_cmd = 'l'; + SET_COMMAND(cmd_list_instances); } else if (pcmk__str_any_of(option_name, "-O", "--list-operations", NULL)) { - options.rsc_cmd = 'O'; + SET_COMMAND(cmd_list_active_ops); } else { - options.rsc_cmd = 'o'; + SET_COMMAND(cmd_list_all_ops); } options.require_resource = FALSE; return TRUE; } gboolean set_delete_param_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { if (pcmk__str_any_of(option_name, "-p", "--set-parameter", NULL)) { - options.rsc_cmd = 'p'; + SET_COMMAND(cmd_set_param); } else { - options.rsc_cmd = 'd'; + SET_COMMAND(cmd_delete_param); } if (options.prop_name) { free(options.prop_name); } options.prop_name = strdup(optarg); options.find_flags = pe_find_renamed|pe_find_any; return TRUE; } gboolean set_prop_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { options.require_dataset = FALSE; if (options.prop_name) { free(options.prop_name); } options.prop_name = strdup(optarg); - options.rsc_cmd = 'S'; + SET_COMMAND(cmd_set_property); options.find_flags = pe_find_renamed|pe_find_any; return TRUE; } gboolean timeout_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { options.timeout_ms = crm_get_msec(optarg); return TRUE; } gboolean -validate_restart_force_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { - options.rsc_cmd = 0; - if (options.rsc_long_cmd) { - free(options.rsc_long_cmd); +validate_or_force_cb(const gchar *option_name, const gchar *optarg, + gpointer data, GError **error) +{ + SET_COMMAND(cmd_execute_agent); + if (options.operation) { + g_free(options.operation); } - options.rsc_long_cmd = strdup(option_name+2); + options.operation = g_strdup(option_name + 2); // skip "--" + options.find_flags = pe_find_renamed|pe_find_anon; + options.override_params = crm_str_table_new(); + return TRUE; +} + +gboolean +restart_cb(const gchar *option_name, const gchar *optarg, gpointer data, + GError **error) +{ + SET_COMMAND(cmd_restart); options.find_flags = pe_find_renamed|pe_find_anon; return TRUE; } gboolean wait_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { - options.rsc_cmd = 0; - if (options.rsc_long_cmd) { - free(options.rsc_long_cmd); - } - options.rsc_long_cmd = strdup("wait"); + SET_COMMAND(cmd_wait); options.require_resource = FALSE; options.require_dataset = FALSE; return TRUE; } gboolean why_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { options.require_resource = FALSE; - options.rsc_cmd = 'Y'; + SET_COMMAND(cmd_why); options.find_flags = pe_find_renamed|pe_find_anon; return TRUE; } static int ban_or_move(pe_resource_t *rsc, const char *move_lifetime, crm_exit_t *exit_code) { int rc = pcmk_rc_ok; pe_node_t *current = NULL; unsigned int nactive = 0; current = pe__find_active_requires(rsc, &nactive); if (nactive == 1) { rc = cli_resource_ban(options.rsc_id, current->details->uname, move_lifetime, NULL, cib_conn, options.cib_options, options.promoted_role_only); } else if (pcmk_is_set(rsc->flags, pe_rsc_promotable)) { int count = 0; GListPtr iter = NULL; current = NULL; for(iter = rsc->children; iter; iter = iter->next) { pe_resource_t *child = (pe_resource_t *)iter->data; enum rsc_role_e child_role = child->fns->state(child, TRUE); if(child_role == RSC_ROLE_MASTER) { count++; current = pe__current_node(child); } } if(count == 1 && current) { rc = cli_resource_ban(options.rsc_id, current->details->uname, move_lifetime, NULL, cib_conn, options.cib_options, options.promoted_role_only); } else { rc = EINVAL; *exit_code = CRM_EX_USAGE; g_set_error(&error, PCMK__EXITC_ERROR, *exit_code, "Resource '%s' not moved: active in %d locations (promoted in %d).\n" "To prevent '%s' from running on a specific location, " "specify a node." "To prevent '%s' from being promoted at a specific " "location, specify a node and the master option.", options.rsc_id, nactive, count, options.rsc_id, options.rsc_id); } } else { rc = EINVAL; *exit_code = CRM_EX_USAGE; g_set_error(&error, PCMK__EXITC_ERROR, *exit_code, "Resource '%s' not moved: active in %d locations.\n" "To prevent '%s' from running on a specific location, " "specify a node.", options.rsc_id, nactive, options.rsc_id); } return rc; } static void cleanup(pe_resource_t *rsc) { int rc = pcmk_rc_ok; if (options.force == FALSE) { rsc = uber_parent(rsc); } crm_debug("Erasing failures of %s (%s requested) on %s", rsc->id, options.rsc_id, (options.host_uname? options.host_uname: "all nodes")); rc = cli_resource_delete(controld_api, options.host_uname, rsc, options.operation, options.interval_spec, TRUE, data_set, options.force); if ((rc == pcmk_rc_ok) && !BE_QUIET) { // Show any reasons why resource might stay stopped cli_resource_check(cib_conn, rsc); } if (rc == pcmk_rc_ok) { start_mainloop(controld_api); } } static int clear_constraints(xmlNodePtr *cib_xml_copy) { GListPtr before = NULL; GListPtr after = NULL; GListPtr remaining = NULL; GListPtr ele = NULL; pe_node_t *dest = NULL; int rc = pcmk_rc_ok; if (BE_QUIET == FALSE) { before = build_constraint_list(data_set->input); } if (options.clear_expired) { rc = cli_resource_clear_all_expired(data_set->input, cib_conn, options.cib_options, options.rsc_id, options.host_uname, options.promoted_role_only); } else if (options.host_uname) { dest = pe_find_node(data_set->nodes, options.host_uname); if (dest == NULL) { rc = pcmk_rc_node_unknown; if (BE_QUIET == FALSE) { g_list_free(before); } return rc; } rc = cli_resource_clear(options.rsc_id, dest->details->uname, NULL, cib_conn, options.cib_options, TRUE, options.force); } else { rc = cli_resource_clear(options.rsc_id, NULL, data_set->nodes, cib_conn, options.cib_options, TRUE, options.force); } if (BE_QUIET == FALSE) { rc = cib_conn->cmds->query(cib_conn, NULL, cib_xml_copy, cib_scope_local | cib_sync_call); rc = pcmk_legacy2rc(rc); if (rc != pcmk_rc_ok) { g_set_error(&error, PCMK__RC_ERROR, rc, "Could not get modified CIB: %s\n", pcmk_strerror(rc)); g_list_free(before); return rc; } data_set->input = *cib_xml_copy; cluster_status(data_set); after = build_constraint_list(data_set->input); remaining = pcmk__subtract_lists(before, after, (GCompareFunc) strcmp); for (ele = remaining; ele != NULL; ele = ele->next) { printf("Removing constraint: %s\n", (char *) ele->data); } g_list_free(before); g_list_free(after); g_list_free(remaining); } return rc; } static int delete() { int rc = pcmk_rc_ok; xmlNode *msg_data = NULL; if (options.rsc_type == NULL) { rc = ENXIO; g_set_error(&error, PCMK__RC_ERROR, rc, "You need to specify a resource type with -t"); return rc; } msg_data = create_xml_node(NULL, options.rsc_type); crm_xml_add(msg_data, XML_ATTR_ID, options.rsc_id); rc = cib_conn->cmds->remove(cib_conn, XML_CIB_TAG_RESOURCES, msg_data, options.cib_options); rc = pcmk_legacy2rc(rc); free_xml(msg_data); return rc; } static int -list_agents(const char *spec, crm_exit_t *exit_code) +list_agents(const char *agent_spec, crm_exit_t *exit_code) { int rc = pcmk_rc_ok; lrmd_list_t *list = NULL; lrmd_list_t *iter = NULL; - char *provider = strchr (spec, ':'); + char *provider = strchr(agent_spec, ':'); lrmd_t *lrmd_conn = lrmd_api_new(); if (provider) { *provider++ = 0; } - rc = lrmd_conn->cmds->list_agents(lrmd_conn, &list, spec, provider); + rc = lrmd_conn->cmds->list_agents(lrmd_conn, &list, agent_spec, provider); if (rc > 0) { for (iter = list; iter != NULL; iter = iter->next) { printf("%s\n", iter->val); } lrmd_list_freeall(list); rc = pcmk_rc_ok; } else { *exit_code = CRM_EX_NOSUCH; rc = pcmk_rc_error; - g_set_error(&error, PCMK__EXITC_ERROR, *exit_code, - "No agents found for standard=%s, provider=%s", - spec, (provider? provider : "*")); + if (provider == NULL) { + g_set_error(&error, PCMK__EXITC_ERROR, *exit_code, + "No agents found for standard '%s'", agent_spec); + } else { + g_set_error(&error, PCMK__EXITC_ERROR, *exit_code, + "No agents found for standard '%s' and provider '%s'", + agent_spec, provider); + } } lrmd_api_delete(lrmd_conn); return rc; } static int -list_providers(const char *command, const char *spec, crm_exit_t *exit_code) +list_providers(const char *agent_spec, crm_exit_t *exit_code) { - int rc = pcmk_rc_ok; + int rc; const char *text = NULL; lrmd_list_t *list = NULL; lrmd_list_t *iter = NULL; lrmd_t *lrmd_conn = lrmd_api_new(); - if (pcmk__strcase_any_of(command, "--list-ocf-providers", - "--list-ocf-alternatives", NULL)) { - rc = lrmd_conn->cmds->list_ocf_providers(lrmd_conn, spec, &list); - text = "OCF providers"; - - } else if (pcmk__str_eq("--list-standards", command, pcmk__str_casei)) { - rc = lrmd_conn->cmds->list_standards(lrmd_conn, &list); - text = "standards"; + switch (options.rsc_cmd) { + case cmd_list_standards: + rc = lrmd_conn->cmds->list_standards(lrmd_conn, &list); + text = "standards"; + break; + case cmd_list_providers: + case cmd_list_alternatives: + rc = lrmd_conn->cmds->list_ocf_providers(lrmd_conn, agent_spec, + &list); + text = "OCF providers"; + break; + default: + *exit_code = CRM_EX_SOFTWARE; + g_set_error(&error, PCMK__EXITC_ERROR, *exit_code, "Bug"); + lrmd_api_delete(lrmd_conn); + return pcmk_rc_error; } if (rc > 0) { for (iter = list; iter != NULL; iter = iter->next) { printf("%s\n", iter->val); } lrmd_list_freeall(list); rc = pcmk_rc_ok; - } else if (spec) { + } else if (agent_spec != NULL) { *exit_code = CRM_EX_NOSUCH; rc = pcmk_rc_error; g_set_error(&error, PCMK__EXITC_ERROR, *exit_code, - "No %s found for %s", text, spec); + "No %s found for %s", text, agent_spec); } else { *exit_code = CRM_EX_NOSUCH; rc = pcmk_rc_error; g_set_error(&error, PCMK__EXITC_ERROR, *exit_code, "No %s found", text); } lrmd_api_delete(lrmd_conn); return rc; } static int list_raw() { int rc = pcmk_rc_ok; int found = 0; GListPtr lpc = NULL; for (lpc = data_set->resources; lpc != NULL; lpc = lpc->next) { pe_resource_t *rsc = (pe_resource_t *) lpc->data; found++; cli_resource_print_raw(rsc); } if (found == 0) { printf("NO resources configured\n"); rc = ENXIO; } return rc; } static void -list_stacks_and_constraints(pe_resource_t *rsc) +list_stacks_and_constraints(pe_resource_t *rsc, bool recursive) { GListPtr lpc = NULL; xmlNode *cib_constraints = get_object_root(XML_CIB_TAG_CONSTRAINTS, data_set->input); unpack_constraints(cib_constraints, data_set); // Constraints apply to group/clone, not member/instance rsc = uber_parent(rsc); for (lpc = data_set->resources; lpc != NULL; lpc = lpc->next) { pe_resource_t *r = (pe_resource_t *) lpc->data; pe__clear_resource_flags(r, pe_rsc_allocating); } - cli_resource_print_colocation(rsc, TRUE, options.rsc_cmd == 'A', 1); + cli_resource_print_colocation(rsc, TRUE, recursive, 1); fprintf(stdout, "* %s\n", rsc->id); cli_resource_print_location(rsc, NULL); for (lpc = data_set->resources; lpc != NULL; lpc = lpc->next) { pe_resource_t *r = (pe_resource_t *) lpc->data; pe__clear_resource_flags(r, pe_rsc_allocating); } - cli_resource_print_colocation(rsc, FALSE, options.rsc_cmd == 'A', 1); + cli_resource_print_colocation(rsc, FALSE, recursive, 1); } static int populate_working_set(xmlNodePtr *cib_xml_copy) { int rc = pcmk_rc_ok; if (options.xml_file != NULL) { *cib_xml_copy = filename2xml(options.xml_file); } else { rc = cib_conn->cmds->query(cib_conn, NULL, cib_xml_copy, cib_scope_local | cib_sync_call); rc = pcmk_legacy2rc(rc); } if(rc != pcmk_rc_ok) { return rc; } /* Populate the working set instance */ data_set = pe_new_working_set(); if (data_set == NULL) { rc = ENOMEM; return rc; } pe__set_working_set_flags(data_set, pe_flag_no_counts|pe_flag_no_compat); rc = update_working_set_xml(data_set, cib_xml_copy); if (rc == pcmk_rc_ok) { cluster_status(data_set); } return rc; } static int refresh() { int rc = pcmk_rc_ok; const char *router_node = options.host_uname; int attr_options = pcmk__node_attr_none; if (options.host_uname) { pe_node_t *node = pe_find_node(data_set->nodes, options.host_uname); if (pe__is_guest_or_remote_node(node)) { node = pe__current_node(node->details->remote_rsc); if (node == NULL) { rc = ENXIO; g_set_error(&error, PCMK__RC_ERROR, rc, "No cluster connection to Pacemaker Remote node %s detected", options.host_uname); return rc; } router_node = node->details->uname; attr_options |= pcmk__node_attr_remote; } } if (controld_api == NULL) { printf("Dry run: skipping clean-up of %s due to CIB_file\n", options.host_uname? options.host_uname : "all nodes"); rc = pcmk_rc_ok; return rc; } crm_debug("Re-checking the state of all resources on %s", options.host_uname?options.host_uname:"all nodes"); rc = pcmk__node_attr_request_clear(NULL, options.host_uname, NULL, NULL, NULL, NULL, attr_options); if (pcmk_controld_api_reprobe(controld_api, options.host_uname, router_node) == pcmk_rc_ok) { start_mainloop(controld_api); } return rc; } static void refresh_resource(pe_resource_t *rsc) { int rc = pcmk_rc_ok; if (options.force == FALSE) { rsc = uber_parent(rsc); } crm_debug("Re-checking the state of %s (%s requested) on %s", rsc->id, options.rsc_id, (options.host_uname? options.host_uname: "all nodes")); rc = cli_resource_delete(controld_api, options.host_uname, rsc, NULL, 0, FALSE, data_set, options.force); if ((rc == pcmk_rc_ok) && !BE_QUIET) { // Show any reasons why resource might stay stopped cli_resource_check(cib_conn, rsc); } if (rc == pcmk_rc_ok) { start_mainloop(controld_api); } } -static int -set_option(const char *arg) -{ - int rc = pcmk_rc_ok; - char *name = NULL; - char *value = NULL; - - crm_info("Scanning: --option %s", arg); - rc = pcmk_scan_nvpair(arg, &name, &value); - - if (rc != 2) { - g_set_error(&error, PCMK__RC_ERROR, rc, - "Invalid option: --option %s: %s", arg, pcmk_strerror(rc)); - } else { - crm_info("Got: '%s'='%s'", name, value); - g_hash_table_replace(options.validate_options, name, value); - } - - return rc; -} - static int set_property() { int rc = pcmk_rc_ok; xmlNode *msg_data = NULL; if (pcmk__str_empty(options.rsc_type)) { g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "Must specify -t with resource type"); rc = ENXIO; return rc; } else if (pcmk__str_empty(options.prop_value)) { g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "Must supply -v with new value"); rc = EINVAL; return rc; } CRM_LOG_ASSERT(options.prop_name != NULL); msg_data = create_xml_node(NULL, options.rsc_type); crm_xml_add(msg_data, XML_ATTR_ID, options.rsc_id); crm_xml_add(msg_data, options.prop_name, options.prop_value); rc = cib_conn->cmds->modify(cib_conn, XML_CIB_TAG_RESOURCES, msg_data, options.cib_options); rc = pcmk_legacy2rc(rc); free_xml(msg_data); return rc; } static int -show_metadata(const char *spec, crm_exit_t *exit_code) +show_metadata(const char *agent_spec, crm_exit_t *exit_code) { int rc = pcmk_rc_ok; char *standard = NULL; char *provider = NULL; char *type = NULL; char *metadata = NULL; lrmd_t *lrmd_conn = lrmd_api_new(); - rc = crm_parse_agent_spec(spec, &standard, &provider, &type); + rc = crm_parse_agent_spec(agent_spec, &standard, &provider, &type); rc = pcmk_legacy2rc(rc); if (rc == pcmk_rc_ok) { rc = lrmd_conn->cmds->get_metadata(lrmd_conn, standard, provider, type, &metadata, 0); rc = pcmk_legacy2rc(rc); if (metadata) { printf("%s\n", metadata); } else { *exit_code = crm_errno2exit(rc); g_set_error(&error, PCMK__EXITC_ERROR, *exit_code, - "Metadata query for %s failed: %s", spec, pcmk_rc_str(rc)); + "Metadata query for %s failed: %s", + agent_spec, pcmk_rc_str(rc)); } } else { rc = ENXIO; g_set_error(&error, PCMK__RC_ERROR, rc, - "'%s' is not a valid agent specification", spec); + "'%s' is not a valid agent specification", agent_spec); } lrmd_api_delete(lrmd_conn); return rc; } static void validate_cmdline(crm_exit_t *exit_code) { // -r cannot be used with any of --class, --agent, or --provider if (options.rsc_id != NULL) { g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "--resource cannot be used with --class, --agent, and --provider"); // If --class, --agent, or --provider are given, --validate must also be given. - } else if (!pcmk__str_eq(options.rsc_long_cmd, "validate", pcmk__str_casei)) { + } else if (options.rsc_cmd != cmd_execute_agent) { g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "--class, --agent, and --provider require --validate"); // Not all of --class, --agent, and --provider need to be given. Not all // classes support the concept of a provider. Check that what we were given // is valid. } else if (pcmk__str_eq(options.v_class, "stonith", pcmk__str_none)) { if (options.v_provider != NULL) { g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "stonith does not support providers"); } else if (stonith_agent_exists(options.v_agent, 0) == FALSE) { g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "%s is not a known stonith agent", options.v_agent ? options.v_agent : ""); } } else if (resources_agent_exists(options.v_class, options.v_provider, options.v_agent) == FALSE) { g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "%s:%s:%s is not a known resource", options.v_class ? options.v_class : "", options.v_provider ? options.v_provider : "", options.v_agent ? options.v_agent : ""); } if (error == NULL) { + if (options.validate_options == NULL) { + options.validate_options = crm_str_table_new(); + } *exit_code = cli_resource_execute_from_params("test", options.v_class, options.v_provider, options.v_agent, "validate-all", options.validate_options, options.override_params, options.timeout_ms, options.resource_verbose, options.force); } } static GOptionContext * build_arg_context(pcmk__common_args_t *args) { GOptionContext *context = NULL; GOptionEntry extra_prog_entries[] = { { "quiet", 'Q', G_OPTION_FLAG_NONE, G_OPTION_ARG_NONE, &(args->quiet), "Be less descriptive in output.", NULL }, { "resource", 'r', G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, &options.rsc_id, "Resource ID", "ID" }, { G_OPTION_REMAINING, 0, G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING_ARRAY, &options.remainder, NULL, NULL }, { NULL } }; const char *description = "Examples:\n\n" "List the available OCF agents:\n\n" "\t# crm_resource --list-agents ocf\n\n" "List the available OCF agents from the linux-ha project:\n\n" "\t# crm_resource --list-agents ocf:heartbeat\n\n" "Move 'myResource' to a specific node:\n\n" "\t# crm_resource --resource myResource --move --node altNode\n\n" "Allow (but not force) 'myResource' to move back to its original " "location:\n\n" "\t# crm_resource --resource myResource --clear\n\n" "Stop 'myResource' (and anything that depends on it):\n\n" "\t# crm_resource --resource myResource --set-parameter target-role " "--meta --parameter-value Stopped\n\n" "Tell the cluster not to manage 'myResource' (the cluster will not " "attempt to start or stop the\n" "resource under any circumstances; useful when performing maintenance " "tasks on a resource):\n\n" "\t# crm_resource --resource myResource --set-parameter is-managed " "--meta --parameter-value false\n\n" "Erase the operation history of 'myResource' on 'aNode' (the cluster " "will 'forget' the existing\n" "resource state, including any errors, and attempt to recover the" "resource; useful when a resource\n" "had failed permanently and has been repaired by an administrator):\n\n" "\t# crm_resource --resource myResource --cleanup --node aNode\n\n"; context = pcmk__build_arg_context(args, NULL, NULL, NULL); g_option_context_set_description(context, description); /* Add the -Q option, which cannot be part of the globally supported options * because some tools use that flag for something else. */ pcmk__add_main_args(context, extra_prog_entries); pcmk__add_arg_group(context, "queries", "Queries:", "Show query help", query_entries); pcmk__add_arg_group(context, "commands", "Commands:", "Show command help", command_entries); pcmk__add_arg_group(context, "locations", "Locations:", "Show location help", location_entries); pcmk__add_arg_group(context, "validate", "Validate:", "Show validate help", validate_entries); pcmk__add_arg_group(context, "advanced", "Advanced:", "Show advanced option help", advanced_entries); pcmk__add_arg_group(context, "additional", "Additional Options:", "Show additional options", addl_entries); return context; } int main(int argc, char **argv) { xmlNode *cib_xml_copy = NULL; pe_resource_t *rsc = NULL; int rc = pcmk_rc_ok; pcmk__common_args_t *args = pcmk__new_common_args(SUMMARY); GOptionContext *context = NULL; gchar **processed_args = NULL; context = build_arg_context(args); crm_log_cli_init("crm_resource"); processed_args = pcmk__cmdline_preproc(argv, "GINSTdginpstuv"); if (!g_option_context_parse_strv(context, &processed_args, &error)) { fprintf(stderr, "%s: %s\n", g_get_prgname(), error->message); exit_code = CRM_EX_USAGE; goto done; } - if (pcmk__strcase_any_of(options.extra_option, "--list-ocf-providers", "--list-ocf-alternatives", - "--list-standards", NULL)) { - rc = list_providers(options.extra_option, options.extra_arg, &exit_code); - goto done; - } else if (pcmk__str_eq(options.extra_option, "--show-metadata", pcmk__str_casei)) { - rc = show_metadata(options.extra_arg, &exit_code); - goto done; - } else if (pcmk__str_eq(options.extra_option, "--list-agents", pcmk__str_casei)) { - rc = list_agents(options.extra_arg, &exit_code); - goto done; - } else if (pcmk__str_eq(options.extra_option, "--option", pcmk__str_casei)) { - rc = set_option(options.extra_arg); - if (rc != pcmk_rc_ok) { - goto done; - } - } - for (int i = 0; i < args->verbosity; i++) { crm_bump_log_level(argc, argv); } options.resource_verbose = args->verbosity; BE_QUIET = args->quiet; - options.validate_options = crm_str_table_new(); crm_log_args(argc, argv); if (options.host_uname) { crm_trace("Option host => %s", options.host_uname); } - // Catch the case where the user didn't specify a command - if (options.rsc_cmd == 'L') { + // If the user didn't explicitly specify a command, list resources + if (options.rsc_cmd == cmd_none) { + options.rsc_cmd = cmd_list_resources; options.require_resource = FALSE; } // --expired without --clear/-U doesn't make sense - if (options.clear_expired && options.rsc_cmd != 'U') { + if (options.clear_expired && (options.rsc_cmd != cmd_clear)) { g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "--expired requires --clear or -U"); goto done; } - if (options.remainder && options.rsc_cmd == 0 && options.rsc_long_cmd) { - options.override_params = crm_str_table_new(); - + if ((options.remainder != NULL) && (options.override_params != NULL)) { + // Commands that use positional arguments will create override_params for (gchar **s = options.remainder; *s; s++) { char *name = calloc(1, strlen(*s)); char *value = calloc(1, strlen(*s)); int rc = sscanf(*s, "%[^=]=%s", name, value); if (rc == 2) { g_hash_table_replace(options.override_params, name, value); } else { g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, - "Error parsing '%s' as a name=value pair for --%s", argv[optind], options.rsc_long_cmd); + "Error parsing '%s' as a name=value pair", + argv[optind]); free(value); free(name); goto done; } } - } else if (options.remainder && options.rsc_cmd == 0) { + } else if (options.remainder != NULL) { gchar **strv = NULL; gchar *msg = NULL; int i = 1; int len = 0; for (gchar **s = options.remainder; *s; s++) { len++; } strv = calloc(len, sizeof(char *)); strv[0] = strdup("non-option ARGV-elements:"); for (gchar **s = options.remainder; *s; s++) { strv[i] = crm_strdup_printf("[%d of %d] %s\n", i, len, *s); i++; } msg = g_strjoinv("", strv); g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "%s", msg); for(i = 0; i < len; i++) { free(strv[i]); } g_free(msg); g_free(strv); goto done; } if (args->version) { /* FIXME: When crm_resource is converted to use formatted output, this can go. */ pcmk__cli_help('v', CRM_EX_USAGE); } if (optind > argc) { g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "Invalid option(s) supplied, use --help for valid usage"); exit_code = CRM_EX_USAGE; goto done; } // Sanity check validating from command line parameters. If everything checks out, // go ahead and run the validation. This way we don't need a CIB connection. if (options.validate_cmdline) { validate_cmdline(&exit_code); goto done; + } else if (options.validate_options != NULL) { + // @COMPAT @TODO error out here when we can break backward compatibility + g_hash_table_destroy(options.validate_options); + options.validate_options = NULL; } if (error != NULL) { exit_code = CRM_EX_USAGE; goto done; } if (options.force) { crm_debug("Forcing..."); cib__set_call_options(options.cib_options, crm_system_name, cib_quorum_override); } if (options.require_resource && !options.rsc_id) { rc = ENXIO; g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "Must supply a resource id with -r"); goto done; } if (options.find_flags && options.rsc_id) { options.require_dataset = TRUE; } - // Establish a connection to the CIB - cib_conn = cib_new(); - if ((cib_conn == NULL) || (cib_conn->cmds == NULL)) { - rc = pcmk_rc_error; - g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_DISCONNECT, - "Could not create CIB connection"); - goto done; - } - rc = cib_conn->cmds->signon(cib_conn, crm_system_name, cib_command); - rc = pcmk_legacy2rc(rc); - if (rc != pcmk_rc_ok) { - g_set_error(&error, PCMK__RC_ERROR, rc, - "Could not connect to the CIB: %s", pcmk_rc_str(rc)); - goto done; + // Establish a connection to the CIB if needed + if (options.require_cib) { + cib_conn = cib_new(); + if ((cib_conn == NULL) || (cib_conn->cmds == NULL)) { + rc = pcmk_rc_error; + g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_DISCONNECT, + "Could not create CIB connection"); + goto done; + } + rc = cib_conn->cmds->signon(cib_conn, crm_system_name, cib_command); + rc = pcmk_legacy2rc(rc); + if (rc != pcmk_rc_ok) { + g_set_error(&error, PCMK__RC_ERROR, rc, + "Could not connect to the CIB: %s", pcmk_rc_str(rc)); + goto done; + } } /* Populate working set from XML file if specified or CIB query otherwise */ if (options.require_dataset) { rc = populate_working_set(&cib_xml_copy); if (rc != pcmk_rc_ok) { goto done; } } // If command requires that resource exist if specified, find it if (options.find_flags && options.rsc_id) { rsc = pe_find_resource_with_flags(data_set->resources, options.rsc_id, options.find_flags); if (rsc == NULL) { rc = ENXIO; g_set_error(&error, PCMK__RC_ERROR, rc, "Resource '%s' not found", options.rsc_id); goto done; } } // Establish a connection to the controller if needed if (options.require_crmd) { rc = pcmk_new_ipc_api(&controld_api, pcmk_ipc_controld); if (rc != pcmk_rc_ok) { CMD_ERR("Error connecting to the controller: %s", pcmk_rc_str(rc)); goto done; } pcmk_register_ipc_callback(controld_api, controller_event_callback, NULL); rc = pcmk_connect_ipc(controld_api, pcmk_ipc_dispatch_main); if (rc != pcmk_rc_ok) { g_set_error(&error, PCMK__RC_ERROR, rc, "Error connecting to the controller: %s", pcmk_rc_str(rc)); goto done; } } - /* Handle rsc_cmd appropriately */ - if (options.rsc_cmd == 'L') { - rc = pcmk_rc_ok; - cli_resource_print_list(data_set, FALSE); + switch (options.rsc_cmd) { + case cmd_list_resources: + rc = pcmk_rc_ok; + cli_resource_print_list(data_set, FALSE); + break; - } else if (options.rsc_cmd == 'l') { - rc = list_raw(); + case cmd_list_instances: + rc = list_raw(); + break; - } else if (options.rsc_cmd == 0 && options.rsc_long_cmd && pcmk__str_eq(options.rsc_long_cmd, "restart", pcmk__str_casei)) { - /* We don't pass data_set because rsc needs to stay valid for the entire - * lifetime of cli_resource_restart(), but it will reset and update the - * working set multiple times, so it needs to use its own copy. - */ - rc = cli_resource_restart(rsc, options.host_uname, options.move_lifetime, - options.timeout_ms, cib_conn, options.cib_options, - options.promoted_role_only, options.force); + case cmd_list_standards: + case cmd_list_providers: + case cmd_list_alternatives: + rc = list_providers(options.agent_spec, &exit_code); + break; - } else if (options.rsc_cmd == 0 && options.rsc_long_cmd && pcmk__str_eq(options.rsc_long_cmd, "wait", pcmk__str_casei)) { - rc = wait_till_stable(options.timeout_ms, cib_conn); + case cmd_list_agents: + rc = list_agents(options.agent_spec, &exit_code); + break; - } else if (options.rsc_cmd == 0 && options.rsc_long_cmd) { - // validate, force-(stop|start|demote|promote|check) - exit_code = cli_resource_execute(rsc, options.rsc_id, options.rsc_long_cmd, options.override_params, - options.timeout_ms, cib_conn, data_set, options.resource_verbose, - options.force); + case cmd_metadata: + rc = show_metadata(options.agent_spec, &exit_code); + break; - } else if (options.rsc_cmd == 'A' || options.rsc_cmd == 'a') { - list_stacks_and_constraints(rsc); + case cmd_restart: + /* We don't pass data_set because rsc needs to stay valid for the + * entire lifetime of cli_resource_restart(), but it will reset and + * update the working set multiple times, so it needs to use its own + * copy. + */ + rc = cli_resource_restart(rsc, options.host_uname, + options.move_lifetime, options.timeout_ms, + cib_conn, options.cib_options, + options.promoted_role_only, + options.force); + break; - } else if (options.rsc_cmd == 'c') { - GListPtr lpc = NULL; + case cmd_wait: + rc = wait_till_stable(options.timeout_ms, cib_conn); + break; - rc = pcmk_rc_ok; - for (lpc = data_set->resources; lpc != NULL; lpc = lpc->next) { - rsc = (pe_resource_t *) lpc->data; - cli_resource_print_cts(rsc); - } - cli_resource_print_cts_constraints(data_set); + case cmd_execute_agent: + exit_code = cli_resource_execute(rsc, options.rsc_id, + options.operation, + options.override_params, + options.timeout_ms, cib_conn, + data_set, options.resource_verbose, + options.force); + break; - } else if (options.rsc_cmd == 'F') { - rc = cli_resource_fail(controld_api, options.host_uname, options.rsc_id, data_set); - if (rc == pcmk_rc_ok) { - start_mainloop(controld_api); - } + case cmd_colocations: + list_stacks_and_constraints(rsc, false); + break; + + case cmd_colocations_deep: + list_stacks_and_constraints(rsc, true); + break; + + case cmd_cts: + rc = pcmk_rc_ok; + for (GList *lpc = data_set->resources; lpc != NULL; + lpc = lpc->next) { + + rsc = (pe_resource_t *) lpc->data; + cli_resource_print_cts(rsc); + } + cli_resource_print_cts_constraints(data_set); + break; - } else if (options.rsc_cmd == 'O') { - rc = cli_resource_print_operations(options.rsc_id, options.host_uname, TRUE, data_set); + case cmd_fail: + rc = cli_resource_fail(controld_api, options.host_uname, + options.rsc_id, data_set); + if (rc == pcmk_rc_ok) { + start_mainloop(controld_api); + } + break; + + case cmd_list_active_ops: + rc = cli_resource_print_operations(options.rsc_id, + options.host_uname, TRUE, + data_set); + break; - } else if (options.rsc_cmd == 'o') { - rc = cli_resource_print_operations(options.rsc_id, options.host_uname, FALSE, data_set); + case cmd_list_all_ops: + rc = cli_resource_print_operations(options.rsc_id, + options.host_uname, FALSE, + data_set); + break; - } else if (options.rsc_cmd == 'W') { - rc = cli_resource_search(rsc, options.rsc_id, data_set); - if (rc >= 0) { + case cmd_locate: + cli_resource_search(rsc, options.rsc_id, data_set); rc = pcmk_rc_ok; - } + break; - } else if (options.rsc_cmd == 'q') { - rc = cli_resource_print(rsc, data_set, TRUE); + case cmd_query_xml: + rc = cli_resource_print(rsc, data_set, TRUE); + break; - } else if (options.rsc_cmd == 'w') { - rc = cli_resource_print(rsc, data_set, FALSE); + case cmd_query_raw_xml: + rc = cli_resource_print(rsc, data_set, FALSE); + break; - } else if (options.rsc_cmd == 'Y') { - pe_node_t *dest = NULL; + case cmd_why: + { + pe_node_t *dest = NULL; - if (options.host_uname) { - dest = pe_find_node(data_set->nodes, options.host_uname); - if (dest == NULL) { - rc = pcmk_rc_node_unknown; - goto done; + if (options.host_uname) { + dest = pe_find_node(data_set->nodes, options.host_uname); + if (dest == NULL) { + rc = pcmk_rc_node_unknown; + goto done; + } + } + cli_resource_why(cib_conn, data_set->resources, rsc, dest); + rc = pcmk_rc_ok; } - } - cli_resource_why(cib_conn, data_set->resources, rsc, dest); - rc = pcmk_rc_ok; + break; - } else if (options.rsc_cmd == 'U') { - rc = clear_constraints(&cib_xml_copy); + case cmd_clear: + rc = clear_constraints(&cib_xml_copy); + break; - } else if (options.rsc_cmd == 'M' && options.host_uname) { - rc = cli_resource_move(rsc, options.rsc_id, options.host_uname, - options.move_lifetime, cib_conn, options.cib_options, - data_set, options.promoted_role_only, options.force); + case cmd_move: + if (options.host_uname == NULL) { + rc = ban_or_move(rsc, options.move_lifetime, &exit_code); + } else { + rc = cli_resource_move(rsc, options.rsc_id, options.host_uname, + options.move_lifetime, cib_conn, + options.cib_options, data_set, + options.promoted_role_only, + options.force); + } + break; - } else if (options.rsc_cmd == 'B' && options.host_uname) { - pe_node_t *dest = pe_find_node(data_set->nodes, options.host_uname); + case cmd_ban: + if (options.host_uname == NULL) { + rc = ban_or_move(rsc, options.move_lifetime, &exit_code); + } else { + pe_node_t *dest = pe_find_node(data_set->nodes, + options.host_uname); - if (dest == NULL) { - rc = pcmk_rc_node_unknown; - goto done; - } - rc = cli_resource_ban(options.rsc_id, dest->details->uname, options.move_lifetime, - NULL, cib_conn, options.cib_options, options.promoted_role_only); + if (dest == NULL) { + rc = pcmk_rc_node_unknown; + goto done; + } + rc = cli_resource_ban(options.rsc_id, dest->details->uname, + options.move_lifetime, NULL, cib_conn, + options.cib_options, + options.promoted_role_only); + } + break; - } else if (options.rsc_cmd == 'B' || options.rsc_cmd == 'M') { - rc = ban_or_move(rsc, options.move_lifetime, &exit_code); + case cmd_get_property: + rc = cli_resource_print_property(rsc, options.prop_name, data_set); + break; - } else if (options.rsc_cmd == 'G') { - rc = cli_resource_print_property(rsc, options.prop_name, data_set); + case cmd_set_property: + rc = set_property(); + break; - } else if (options.rsc_cmd == 'S') { - rc = set_property(); + case cmd_get_param: + rc = cli_resource_print_attribute(rsc, options.prop_name, + options.attr_set_type, data_set); + break; - } else if (options.rsc_cmd == 'g') { - rc = cli_resource_print_attribute(rsc, options.prop_name, options.attr_set_type, data_set); + case cmd_set_param: + if (pcmk__str_empty(options.prop_value)) { + g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, + "You need to supply a value with the -v option"); + rc = EINVAL; + goto done; + } - } else if (options.rsc_cmd == 'p') { - if (pcmk__str_empty(options.prop_value)) { - g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, - "You need to supply a value with the -v option"); - rc = EINVAL; - goto done; - } + /* coverity[var_deref_model] False positive */ + rc = cli_resource_update_attribute(rsc, options.rsc_id, + options.prop_set, + options.attr_set_type, + options.prop_id, + options.prop_name, + options.prop_value, + options.recursive, cib_conn, + options.cib_options, data_set, + options.force); + break; - /* coverity[var_deref_model] False positive */ - rc = cli_resource_update_attribute(rsc, options.rsc_id, options.prop_set, options.attr_set_type, - options.prop_id, options.prop_name, options.prop_value, - options.recursive, cib_conn, options.cib_options, data_set, - options.force); - - } else if (options.rsc_cmd == 'd') { - /* coverity[var_deref_model] False positive */ - rc = cli_resource_delete_attribute(rsc, options.rsc_id, options.prop_set, options.attr_set_type, - options.prop_id, options.prop_name, cib_conn, - options.cib_options, data_set, options.force); - - } else if ((options.rsc_cmd == 'C') && rsc) { - cleanup(rsc); - - } else if (options.rsc_cmd == 'C') { - rc = cli_cleanup_all(controld_api, options.host_uname, options.operation, options.interval_spec, - data_set); - if (rc == pcmk_rc_ok) { - start_mainloop(controld_api); - } + case cmd_delete_param: + /* coverity[var_deref_model] False positive */ + rc = cli_resource_delete_attribute(rsc, options.rsc_id, + options.prop_set, + options.attr_set_type, + options.prop_id, + options.prop_name, cib_conn, + options.cib_options, data_set, + options.force); + break; - } else if ((options.rsc_cmd == 'R') && rsc) { - refresh_resource(rsc); + case cmd_cleanup: + if (rsc == NULL) { + rc = cli_cleanup_all(controld_api, options.host_uname, + options.operation, options.interval_spec, + data_set); + if (rc == pcmk_rc_ok) { + start_mainloop(controld_api); + } + } else { + cleanup(rsc); + } + break; - } else if (options.rsc_cmd == 'R') { - rc = refresh(); + case cmd_refresh: + if (rsc == NULL) { + rc = refresh(); + } else { + refresh_resource(rsc); + } + break; - } else if (options.rsc_cmd == 'D') { - rc = delete(); + case cmd_delete: + rc = delete(); + break; - } else { - g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_USAGE, - "Unknown command: %c", options.rsc_cmd); + default: + g_set_error(&error, PCMK__EXITC_ERROR, CRM_EX_SOFTWARE, + "Unimplemented command: %d", (int) options.rsc_cmd); + break; } done: if (rc != pcmk_rc_ok) { if (rc == pcmk_rc_no_quorum) { g_prefix_error(&error, "To ignore quorum, use the force option.\n"); } if (error != NULL) { char *msg = crm_strdup_printf("%s\nError performing operation: %s", error->message, pcmk_rc_str(rc)); g_clear_error(&error); g_set_error(&error, PCMK__RC_ERROR, rc, "%s", msg); free(msg); } else { g_set_error(&error, PCMK__RC_ERROR, rc, "Error performing operation: %s", pcmk_rc_str(rc)); } if (exit_code == CRM_EX_OK) { exit_code = pcmk_rc2exitc(rc); } } - free(options.extra_arg); - free(options.extra_option); - free(options.host_uname); - free(options.interval_spec); - free(options.move_lifetime); - free(options.operation); - free(options.prop_id); + g_free(options.host_uname); + g_free(options.interval_spec); + g_free(options.move_lifetime); + g_free(options.operation); + g_free(options.prop_id); free(options.prop_name); - free(options.prop_set); - free(options.prop_value); - free(options.rsc_id); - free(options.rsc_long_cmd); - free(options.rsc_type); + g_free(options.prop_set); + g_free(options.prop_value); + g_free(options.rsc_id); + g_free(options.rsc_type); + free(options.agent_spec); free(options.v_agent); free(options.v_class); free(options.v_provider); - free(options.xml_file); - - if (options.remainder) { - for (gchar **s = options.remainder; *s; s++) { - g_free(*s); - } - } + g_free(options.xml_file); + g_strfreev(options.remainder); if (options.override_params != NULL) { g_hash_table_destroy(options.override_params); } /* options.validate_options does not need to be destroyed here. See the * comments in cli_resource_execute_from_params. */ g_strfreev(processed_args); g_option_context_free(context); return bye(exit_code); }