static crm_graph_t *create_blank_graph(void) { crm_graph_t *a_graph = unpack_graph(NULL, NULL); a_graph->complete = TRUE; a_graph->abort_reason = "DC Takeover"; a_graph->completion_action = tg_restart; return a_graph; }
int32_t pe_process_state(xmlDocPtr doc, pe_resource_execute_t exec_fn, pe_transition_completed_t done_fn, void *user_data, int debug) { crm_graph_t *transition = NULL; xmlNode *xml_input = xmlDocGetRootElement(doc); qb_enter(); if (working_set) { qb_log(LOG_ERR, "Transition already in progress"); qb_leave(); return -EEXIST; } transition_count++; if (debug) { char filename[PATH_MAX]; assert(validate_xml(xml_input, "pacemaker-1.2", FALSE) == TRUE); snprintf(filename, PATH_MAX, "/tmp/pe-%d-%d.xml", getpid(), transition_count); xmlSaveFormatFileEnc(filename, doc, "UTF-8", 1); qb_log(LOG_INFO, "Executing deployable transition [%s]", filename); } else { qb_log(LOG_INFO, "Executing deployable transition [%d]", transition_count); } working_set = calloc(1, sizeof(pe_working_set_t)); run_fn = exec_fn; completed_fn = done_fn; run_user_data = user_data; set_graph_functions(&graph_exec_fns); set_working_set_defaults(working_set); /* calculate output */ do_calculations(working_set, xml_input, NULL); transition = unpack_graph(working_set->graph, __func__); //print_graph(LOG_INFO, transition); graph_updated = TRUE; qb_loop_job_add(NULL, QB_LOOP_HIGH, transition, process_next_job); qb_leave(); return 0; }
int main(int argc, char **argv) { int flag; int argerr = 0; const char *xml_file = NULL; crm_data_t *xml_graph = NULL; set_crm_log_level(0); /* crm_log_init("ttest"); */ g_log_set_handler(NULL, G_LOG_LEVEL_ERROR | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING | G_LOG_LEVEL_MESSAGE | G_LOG_LEVEL_INFO | G_LOG_LEVEL_DEBUG | G_LOG_FLAG_RECURSION | G_LOG_FLAG_FATAL, cl_glib_msg_handler, NULL); /* and for good measure... - this enum is a bit field (!) */ g_log_set_always_fatal((GLogLevelFlags)0); /*value out of range*/ set_crm_log_level(LOG_WARNING); transition_trigger = G_main_add_TriggerHandler( G_PRIORITY_LOW, te_graph_trigger, NULL, NULL); set_graph_functions(&ttest_graph_fns); while (1) { flag = getopt(argc, argv, OPTARGS); if (flag == -1) break; switch(flag) { case 'X': xml_file = crm_strdup(optarg); break; case 'V': cl_log_enable_stderr(TRUE); alter_debug(DEBUG_INC); break; default: printf("?? getopt returned character code 0%o ??\n", flag); ++argerr; break; } } if (optind < argc) { printf("non-option ARGV-elements: "); while (optind < argc) printf("%s ", argv[optind++]); printf("\n"); } if (optind > argc) { ++argerr; } if (argerr) { crm_err("%d errors in option parsing", argerr); } crm_debug("=#=#=#=#= Getting XML =#=#=#=#="); if(xml_file != NULL) { FILE *xml_strm = fopen(xml_file, "r"); if(xml_strm) { xml_graph = file2xml(xml_strm, FALSE); fclose(xml_strm); } else { cl_perror("Could not open %s for reading", xml_file); xml_file = NULL; } } if(xml_file == NULL) { xml_graph = stdin2xml(); } #ifdef MTRACE mtrace(); #endif transition_graph = unpack_graph(xml_graph); trigger_graph(); print_graph(LOG_DEBUG, transition_graph); transition_graph->completion_action = tg_shutdown; mainloop = g_main_new(FALSE); g_main_run(mainloop); crm_info("Exiting ttest"); #ifdef MTRACE muntrace(); #endif crm_debug_4("Transition complete..."); return 0; }
/* A_TE_INVOKE, A_TE_CANCEL */ void do_te_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) { if(AM_I_DC == FALSE) { crm_err("Not DC: No need to invoke the TE (anymore): %s", fsa_action2string(action)); return; } else if(fsa_state != S_TRANSITION_ENGINE && (action & A_TE_INVOKE)) { crm_err("No need to invoke the TE (%s) in state %s", fsa_action2string(action), fsa_state2string(fsa_state)); return; } if(action & A_TE_CANCEL) { crm_debug("Cancelling the transition: %s", transition_graph->complete?"inactive":"active"); abort_transition(INFINITY, tg_restart, "Peer Cancelled", NULL); if(transition_graph && transition_graph->complete == FALSE) { crmd_fsa_stall(NULL); } } else if(action & A_TE_HALT) { crm_debug("Halting the transition: %s", transition_graph->complete?"inactive":"active"); abort_transition(INFINITY, tg_stop, "Peer Halt", NULL); if(transition_graph && transition_graph->complete == FALSE) { crmd_fsa_stall(NULL); } } else if(action & A_TE_INVOKE) { const char *value = NULL; xmlNode *graph_data = NULL; ha_msg_input_t *input = fsa_typed_data(fsa_dt_ha_msg); const char *ref = crm_element_value(input->msg, XML_ATTR_REFERENCE); const char *graph_file = crm_element_value(input->msg, F_CRM_TGRAPH); const char *graph_input = crm_element_value(input->msg, F_CRM_TGRAPH_INPUT); if(graph_file == NULL && input->xml == NULL) { crm_log_xml_err(input->msg, "Bad command"); register_fsa_error(C_FSA_INTERNAL, I_FAIL, NULL); return; } if(transition_graph && transition_graph->complete == FALSE) { crm_info("Another transition is already active"); abort_transition(INFINITY, tg_restart, "Transition Active", NULL); return; } if(fsa_pe_ref == NULL || safe_str_neq(fsa_pe_ref, ref)) { crm_info("Transition is redundant: %s vs. %s", crm_str(fsa_pe_ref), crm_str(ref)); abort_transition(INFINITY, tg_restart, "Transition Redundant", NULL); } graph_data = input->xml; if(graph_data == NULL && graph_file != NULL) { graph_data = filename2xml(graph_file); } if (is_timer_started(transition_timer)) { crm_debug("The transitioner wait for a transition timer"); return; } CRM_CHECK(graph_data != NULL, crm_err("Input raised by %s is invalid", msg_data->origin); crm_log_xml_err(input->msg, "Bad command"); return); destroy_graph(transition_graph); transition_graph = unpack_graph(graph_data, graph_input); CRM_CHECK(transition_graph != NULL, transition_graph = create_blank_graph(); return); crm_info("Processing graph %d (ref=%s) derived from %s", transition_graph->id, ref, graph_input); value = crm_element_value(graph_data, "failed-stop-offset"); if(value) { crm_free(failed_stop_offset); failed_stop_offset = crm_strdup(value); } value = crm_element_value(graph_data, "failed-start-offset"); if(value) { crm_free(failed_start_offset); failed_start_offset = crm_strdup(value); } trigger_graph(); print_graph(LOG_DEBUG_2, transition_graph); if(graph_data != input->xml) { free_xml(graph_data); } } }