/* * Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana * University Research and Technology * Corporation. All rights reserved. * Copyright (c) 2004-2006 The University of Tennessee and The University * of Tennessee Research Foundation. All rights * reserved. * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart, * University of Stuttgart. All rights reserved. * Copyright (c) 2004-2005 The Regents of the University of California. * All rights reserved. * $COPYRIGHT$ * * Additional copyrights may follow * * $HEADER$ */ #include "orte_config.h" #include #include #ifdef HAVE_UNISTD_H #include #endif #ifdef HAVE_NETDB_H #include #endif #ifdef HAVE_SYS_PARAM_H #include #endif #include #include #include #include "orte/orte_constants.h" #include "opal/event/event.h" #include "opal/mca/base/base.h" #include "opal/threads/mutex.h" #include "opal/threads/condition.h" #include "opal/util/cmd_line.h" #include "opal/util/daemon_init.h" #include "opal/util/opal_environ.h" #include "opal/util/os_path.h" #include "opal/util/output.h" #include "opal/util/printf.h" #include "opal/util/show_help.h" #include "opal/util/trace.h" #include "orte/dss/dss.h" #include "orte/class/orte_value_array.h" #include "orte/util/sys_info.h" #include "orte/util/proc_info.h" #include "orte/util/univ_info.h" #include "orte/util/session_dir.h" #include "orte/util/universe_setup_file_io.h" #include "orte/mca/errmgr/errmgr.h" #include "orte/mca/ns/ns.h" #include "orte/mca/ns/base/base.h" #include "orte/mca/gpr/gpr.h" #include "orte/mca/rml/rml.h" #include "orte/mca/smr/smr.h" #include "orte/mca/rmgr/rmgr.h" #include "orte/mca/rmgr/base/base.h" #include "orte/mca/odls/odls.h" #include "orte/runtime/runtime.h" #include "orte/tools/orted/orted.h" #if !defined(__WINDOWS__) extern char** environ; #endif /* !defined(__WINDOWS__) */ /* * Globals */ orted_globals_t orted_globals; static struct opal_event term_handler; static struct opal_event int_handler; static void signal_callback(int fd, short flags, void *arg); static void orte_daemon_recv(int status, orte_process_name_t* sender, orte_buffer_t *buffer, orte_rml_tag_t tag, void* cbdata); static void orte_daemon_recv_pls(int status, orte_process_name_t* sender, orte_buffer_t *buffer, orte_rml_tag_t tag, void* cbdata); static void orted_local_cb_launcher(orte_gpr_notify_data_t *data, void *user_tag); /* * define the orted context table for obtaining parameters */ opal_cmd_line_init_t orte_cmd_line_opts[] = { /* Various "obvious" options */ { NULL, NULL, NULL, 'h', NULL, "help", 0, &orted_globals.help, OPAL_CMD_LINE_TYPE_BOOL, "This help message" }, { "orted", "spin", NULL, 'd', NULL, "spin", 0, &orted_globals.spin, OPAL_CMD_LINE_TYPE_BOOL, "Have the orted spin until we can connect a debugger to it" }, { "orte", "debug", NULL, 'd', NULL, "debug", 0, &orted_globals.debug, OPAL_CMD_LINE_TYPE_BOOL, "Debug the OpenRTE" }, { "orte", "no_daemonize", NULL, '\0', NULL, "no-daemonize", 0, &orted_globals.no_daemonize, OPAL_CMD_LINE_TYPE_BOOL, "Don't daemonize into the background" }, { "orte", "debug", "daemons", '\0', NULL, "debug-daemons", 0, &orted_globals.debug_daemons, OPAL_CMD_LINE_TYPE_BOOL, "Enable debugging of OpenRTE daemons" }, { "orte", "debug", "daemons_file", '\0', NULL, "debug-daemons-file", 0, &orted_globals.debug_daemons_file, OPAL_CMD_LINE_TYPE_BOOL, "Enable debugging of OpenRTE daemons, storing output in files" }, { "rmgr", "bootproxy", "jobid", '\0', NULL, "bootproxy", 1, &orted_globals.bootproxy, OPAL_CMD_LINE_TYPE_INT, "Run as boot proxy for " }, { NULL, NULL, NULL, '\0', NULL, "name", 1, &orted_globals.name, OPAL_CMD_LINE_TYPE_STRING, "Set the orte process name"}, { NULL, NULL, NULL, '\0', NULL, "vpid_start", 1, &orted_globals.vpid_start, OPAL_CMD_LINE_TYPE_STRING, "Set the starting vpid for this job"}, { NULL, NULL, NULL, '\0', NULL, "num_procs", 1, &orted_globals.num_procs, OPAL_CMD_LINE_TYPE_STRING, "Set the number of process in this job"}, { NULL, NULL, NULL, '\0', NULL, "ns-nds", 1, &orted_globals.ns_nds, OPAL_CMD_LINE_TYPE_STRING, "set sds/nds component to use for daemon (normally not needed)"}, { NULL, NULL, NULL, '\0', NULL, "nsreplica", 1, &orte_process_info.ns_replica_uri, OPAL_CMD_LINE_TYPE_STRING, "Name service contact information."}, { NULL, NULL, NULL, '\0', NULL, "gprreplica", 1, &orte_process_info.gpr_replica_uri, OPAL_CMD_LINE_TYPE_STRING, "Registry contact information."}, { NULL, NULL, NULL, '\0', NULL, "nodename", 1, &orte_system_info.nodename, OPAL_CMD_LINE_TYPE_STRING, "Node name as specified by host/resource description." }, { "universe", NULL, NULL, '\0', NULL, "universe", 1, &orted_globals.universe, OPAL_CMD_LINE_TYPE_STRING, "Set the universe name as username@hostname:universe_name for this application" }, { "tmpdir", "base", NULL, '\0', NULL, "tmpdir", 1, NULL, OPAL_CMD_LINE_TYPE_STRING, "Set the root for the session directory tree" }, { "seed", NULL, NULL, '\0', NULL, "seed", 0, NULL, OPAL_CMD_LINE_TYPE_BOOL, "Host replicas for the core universe services"}, { "universe", "persistence", NULL, '\0', NULL, "persistent", 0, NULL, OPAL_CMD_LINE_TYPE_BOOL, "Remain alive after the application process completes"}, { "universe", "scope", NULL, '\0', NULL, "scope", 1, NULL, OPAL_CMD_LINE_TYPE_STRING, "Set restrictions on who can connect to this universe"}, { NULL, NULL, NULL, '\0', NULL, "report-uri", 1, &orted_globals.uri_pipe, OPAL_CMD_LINE_TYPE_INT, "Report this process' uri on indicated pipe"}, { NULL, NULL, NULL, '\0', NULL, "mpi-call-yield", 1, &orted_globals.mpi_call_yield, OPAL_CMD_LINE_TYPE_INT, "Have MPI (or similar) applications call yield when idle" }, /* End of list */ { NULL, NULL, NULL, '\0', NULL, NULL, 0, NULL, OPAL_CMD_LINE_TYPE_NULL, NULL } }; int main(int argc, char *argv[]) { int ret = 0; int fd; opal_cmd_line_t *cmd_line = NULL; char *log_path = NULL; char log_file[PATH_MAX]; char *jobidstring; orte_gpr_value_t *value; char *segment; char *param; int i; /* setup to check common command line options that just report and die */ memset(&orted_globals, 0, sizeof(orted_globals_t)); cmd_line = OBJ_NEW(opal_cmd_line_t); opal_cmd_line_create(cmd_line, orte_cmd_line_opts); if (ORTE_SUCCESS != (ret = opal_cmd_line_parse(cmd_line, false, argc, argv))) { char *args = NULL; args = opal_cmd_line_get_usage_msg(cmd_line); opal_show_help("help-orted.txt", "orted:usage", false, argv[0], args); free(args); return ret; } /* check for help request */ if (orted_globals.help) { char *args = NULL; args = opal_cmd_line_get_usage_msg(cmd_line); opal_show_help("help-orted.txt", "orted:usage", false, argv[0], args); free(args); return 1; } /* see if they want us to spin until they can connect a debugger to us */ i=0; while (orted_globals.spin) { i++; if (1000 < i) i=0; } /* Okay, now on to serious business * First, ensure the process info structure in instantiated and initialized * and set the daemon flag to true */ orte_process_info.daemon = true; /* * If the daemon was given a name on the command line, need to set the * proper indicators in the environment so the name discovery service * can find it */ if (orted_globals.name) { if (ORTE_SUCCESS != (ret = opal_setenv("OMPI_MCA_ns_nds", "env", true, &environ))) { opal_show_help("help-orted.txt", "orted:environ", false, "OMPI_MCA_ns_nds", "env", ret); return ret; } if (ORTE_SUCCESS != (ret = opal_setenv("OMPI_MCA_ns_nds_name", orted_globals.name, true, &environ))) { opal_show_help("help-orted.txt", "orted:environ", false, "OMPI_MCA_ns_nds_name", orted_globals.name, ret); return ret; } /* the following values are meaningless to the daemon, but may have * been passed in anyway. we set them here because the nds_env component * requires that they be set */ if (ORTE_SUCCESS != (ret = opal_setenv("OMPI_MCA_ns_nds_vpid_start", orted_globals.vpid_start, true, &environ))) { opal_show_help("help-orted.txt", "orted:environ", false, "OMPI_MCA_ns_nds_vpid_start", orted_globals.vpid_start, ret); return ret; } if (ORTE_SUCCESS != (ret = opal_setenv("OMPI_MCA_ns_nds_num_procs", orted_globals.num_procs, true, &environ))) { opal_show_help("help-orted.txt", "orted:environ", false, "OMPI_MCA_ns_nds_num_procs", orted_globals.num_procs, ret); return ret; } } if (orted_globals.ns_nds) { if (ORTE_SUCCESS != (ret = opal_setenv("OMPI_MCA_ns_nds", orted_globals.ns_nds, true, &environ))) { opal_show_help("help-orted.txt", "orted:environ", false, "OMPI_MCA_ns_nds", "env", ret); return ret; } } /* Protect the daemon from MCA params that select specific components. We want * the daemon to be free to select the proxy components, so we have to ensure * that we aren't picking up directives intended for HNPs. */ if(NULL == (param = mca_base_param_environ_variable("rds",NULL,NULL))) { ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE); return ORTE_ERR_OUT_OF_RESOURCE; } opal_unsetenv(param, &environ); free(param); if(NULL == (param = mca_base_param_environ_variable("ras",NULL,NULL))) { ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE); return ORTE_ERR_OUT_OF_RESOURCE; } opal_unsetenv(param, &environ); free(param); if(NULL == (param = mca_base_param_environ_variable("rmaps",NULL,NULL))) { ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE); return ORTE_ERR_OUT_OF_RESOURCE; } opal_unsetenv(param, &environ); free(param); if(NULL == (param = mca_base_param_environ_variable("pls",NULL,NULL))) { ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE); return ORTE_ERR_OUT_OF_RESOURCE; } opal_unsetenv(param, &environ); free(param); if(NULL == (param = mca_base_param_environ_variable("rmgr",NULL,NULL))) { ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE); return ORTE_ERR_OUT_OF_RESOURCE; } opal_unsetenv(param, &environ); free(param); /* turn on debug if debug_file is requested so output will be generated */ if (orted_globals.debug_daemons_file) { orted_globals.debug_daemons = true; } /* detach from controlling terminal * otherwise, remain attached so output can get to us */ if(orted_globals.debug == false && orted_globals.debug_daemons == false && orted_globals.no_daemonize == false) { opal_daemon_init(NULL); } /* Intialize the Open RTE */ /* Set the flag telling orte_init that I am NOT a * singleton, but am "infrastructure" - prevents setting * up incorrect infrastructure that only a singleton would * require */ if (ORTE_SUCCESS != (ret = orte_init(true))) { opal_show_help("help-orted.txt", "orted:init-failure", false, "orte_init()", ret); return ret; } /* Set signal handlers to catch kill signals so we can properly clean up * after ourselves. */ opal_event_set(&term_handler, SIGTERM, OPAL_EV_SIGNAL, signal_callback, NULL); opal_event_add(&term_handler, NULL); opal_event_set(&int_handler, SIGINT, OPAL_EV_SIGNAL, signal_callback, NULL); opal_event_add(&int_handler, NULL); /* if requested, report my uri to the indicated pipe */ if (orted_globals.uri_pipe > 0) { write(orted_globals.uri_pipe, orte_universe_info.seed_uri, strlen(orte_universe_info.seed_uri)+1); /* need to add 1 to get the NULL */ close(orted_globals.uri_pipe); } /* setup stdout/stderr */ if (orted_globals.debug_daemons_file) { /* if we are debugging to a file, then send stdout/stderr to * the orted log file */ /* get my jobid */ if (ORTE_SUCCESS != (ret = orte_ns.get_jobid_string(&jobidstring, orte_process_info.my_name))) { ORTE_ERROR_LOG(ret); return ret; } /* define a log file name in the session directory */ sprintf(log_file, "output-orted-%s-%s.log", jobidstring, orte_system_info.nodename); log_path = opal_os_path(false, orte_process_info.tmpdir_base, orte_process_info.top_session_dir, log_file, NULL); fd = open(log_path, O_RDWR|O_CREAT|O_TRUNC, 0640); if (fd < 0) { /* couldn't open the file for some reason, so * just connect everything to /dev/null */ fd = open("/dev/null", O_RDWR|O_CREAT|O_TRUNC, 0666); } else { dup2(fd, STDOUT_FILENO); dup2(fd, STDERR_FILENO); if(fd != STDOUT_FILENO && fd != STDERR_FILENO) { close(fd); } } } /* setup the thread lock and condition variables */ OBJ_CONSTRUCT(&orted_globals.mutex, opal_mutex_t); OBJ_CONSTRUCT(&orted_globals.condition, opal_condition_t); /* register the daemon main receive functions */ ret = orte_rml.recv_buffer_nb(ORTE_RML_NAME_ANY, ORTE_RML_TAG_PLS_ORTED, 0, orte_daemon_recv_pls, NULL); if (ret != ORTE_SUCCESS && ret != ORTE_ERR_NOT_IMPLEMENTED) { ORTE_ERROR_LOG(ret); return ret; } ret = orte_rml.recv_buffer_nb(ORTE_RML_NAME_ANY, ORTE_RML_TAG_DAEMON, 0, orte_daemon_recv, NULL); if (ret != ORTE_SUCCESS && ret != ORTE_ERR_NOT_IMPLEMENTED) { ORTE_ERROR_LOG(ret); return ret; } /* check to see if I'm a bootproxy */ if (orted_globals.bootproxy) { /* perform bootproxy-specific things */ if (orted_globals.mpi_call_yield > 0) { char *var; var = mca_base_param_environ_variable("mpi", NULL, "yield_when_idle"); opal_setenv(var, "1", true, &environ); } /* attach a subscription to the orted standard trigger so I can get * information on the processes I am to locally launch as soon as all * the orteds for this job are started. * * Once the registry gets to 2.0, we will be able to setup the * subscription so we only get our own launch info back. In the interim, * we setup the subscription so that ALL launch info for this job * is returned. We will then have to parse that message to get our * own local launch info. * * Since we have chosen this approach, we can take advantage of the * fact that the callback function will directly receive this data. * By setting up that callback function to actually perform the launch * based on the received data, all we have to do here is go into our * conditioned wait until the job completes! * * Sometimes, life can be good! :-) */ /** put all this registry stuff in a compound command to limit communications */ if (ORTE_SUCCESS != (ret = orte_gpr.begin_compound_cmd())) { ORTE_ERROR_LOG(ret); return ret; } /* let the local launcher setup a subscription for its required data. We * pass the local_cb_launcher function so that this gets called back - this * allows us to wakeup the orted so it can exit cleanly if the callback * generates an error */ if (ORTE_SUCCESS != (ret = orte_odls.subscribe_launch_data(orted_globals.bootproxy, orted_local_cb_launcher))) { ORTE_ERROR_LOG(ret); return ret; } /* get the job segment name */ if (ORTE_SUCCESS != (ret = orte_schema.get_job_segment_name(&segment, orted_globals.bootproxy))) { ORTE_ERROR_LOG(ret); return ret; } /** increment the orted stage gate counter */ if (ORTE_SUCCESS != (ret = orte_gpr.create_value(&value, ORTE_GPR_KEYS_OR|ORTE_GPR_TOKENS_AND, segment, 1, 1))) { ORTE_ERROR_LOG(ret); return ret; } free(segment); /* done with this now */ value->tokens[0] = strdup(ORTE_JOB_GLOBALS); if (ORTE_SUCCESS != (ret = orte_gpr.create_keyval(&(value->keyvals[0]), ORTED_LAUNCH_STAGE_GATE_CNTR, ORTE_UNDEF, NULL))) { ORTE_ERROR_LOG(ret); return ret; } /* do the increment */ if (ORTE_SUCCESS != (ret = orte_gpr.increment_value(value))) { ORTE_ERROR_LOG(ret); return ret; } OBJ_RELEASE(value); /* done with this now */ /** send the compound command */ if (ORTE_SUCCESS != (ret = orte_gpr.exec_compound_cmd())) { ORTE_ERROR_LOG(ret); return ret; } /* setup and enter the event monitor to wait for a wakeup call */ OPAL_THREAD_LOCK(&orted_globals.mutex); while (false == orted_globals.exit_condition) { opal_condition_wait(&orted_globals.condition, &orted_globals.mutex); } OPAL_THREAD_UNLOCK(&orted_globals.mutex); /* cleanup session directory */ orte_session_dir_cleanup(orted_globals.bootproxy); /* Finalize and clean up */ if (ORTE_SUCCESS != (ret = orte_finalize())) { ORTE_ERROR_LOG(ret); } exit(ret); } /* * Set my process status to "running". Note that this must be done * after the rte init is completed. */ if (ORTE_SUCCESS != (ret = orte_smr.set_proc_state(orte_process_info.my_name, ORTE_PROC_STATE_RUNNING, 0))) { ORTE_ERROR_LOG(ret); return ret; } if (orted_globals.debug_daemons) { opal_output(0, "[%lu,%lu,%lu] ompid: issuing callback", ORTE_NAME_ARGS(orte_process_info.my_name)); } /* go through the universe fields and see what else I need to do * - could be setup a virtual machine, spawn a console, etc. */ if (orted_globals.debug_daemons) { opal_output(0, "[%lu,%lu,%lu] ompid: setting up event monitor", ORTE_NAME_ARGS(orte_process_info.my_name)); } /* setup and enter the event monitor */ OPAL_THREAD_LOCK(&orted_globals.mutex); while (false == orted_globals.exit_condition) { opal_condition_wait(&orted_globals.condition, &orted_globals.mutex); } OPAL_THREAD_UNLOCK(&orted_globals.mutex); if (orted_globals.debug_daemons) { opal_output(0, "[%lu,%lu,%lu] ompid: mutex cleared - finalizing", ORTE_NAME_ARGS(orte_process_info.my_name)); } /* cleanup */ if (NULL != log_path) { unlink(log_path); } /* finalize the system */ orte_finalize(); if (orted_globals.debug_daemons) { opal_output(0, "[%lu,%lu,%lu] ompid: done - exiting", ORTE_NAME_ARGS(orte_process_info.my_name)); } exit(0); } /* this function receives the trigger callback from the orted launch stage gate * and passes it to the orted local launcher for processing. We do this intermediate * step so that we can get an error code if anything went wrong and, if so, wakeup the * orted so we can gracefully die */ static void orted_local_cb_launcher(orte_gpr_notify_data_t *data, void *user_tag) { int rc; /* pass the data to the orted_local_launcher and get a report on * success or failure of the launch */ if (ORTE_SUCCESS != (rc = orte_odls.launch_local_procs(data))) { /* if there was an error, report it and wakeup the orted */ ORTE_ERROR_LOG(rc); orted_globals.exit_condition = true; opal_condition_signal(&orted_globals.condition); } /* all done - return and let the orted sleep until something happens */ return; } static void signal_callback(int fd, short flags, void *arg) { OPAL_TRACE(1); orted_globals.exit_condition = true; opal_condition_signal(&orted_globals.condition); } static void orte_daemon_recv_pls(int status, orte_process_name_t* sender, orte_buffer_t *buffer, orte_rml_tag_t tag, void* cbdata) { orte_buffer_t *answer; orte_daemon_cmd_flag_t command; int ret; orte_std_cntr_t n; int32_t signal; orte_gpr_notify_data_t *ndat; orte_jobid_t job; OPAL_TRACE(1); OPAL_THREAD_LOCK(&orted_globals.mutex); if (orted_globals.debug_daemons) { opal_output(0, "[%lu,%lu,%lu] ompid: received message", ORTE_NAME_ARGS(orte_process_info.my_name)); } /* unpack the command */ n = 1; if (ORTE_SUCCESS != (ret = orte_dss.unpack(buffer, &command, &n, ORTE_DAEMON_CMD))) { ORTE_ERROR_LOG(ret); goto DONE; } /* setup the answer */ answer = OBJ_NEW(orte_buffer_t); if (NULL == answer) { ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE); goto DONE; } /* pack the command to ensure we always have something to send back, and * so that the caller can verify communication */ if (ORTE_SUCCESS != (ret = orte_dss.pack(answer, &command, 1, ORTE_DAEMON_CMD))) { ORTE_ERROR_LOG(ret); goto CLEANUP; } switch(command) { /**** KILL_LOCAL_PROCS ****/ case ORTE_DAEMON_KILL_LOCAL_PROCS: /* unpack the jobid - could be JOBID_WILDCARD, which would indicatge * we should kill all local procs. Otherwise, only kill those within * the specified jobid */ n = 1; if (ORTE_SUCCESS != (ret = orte_dss.unpack(buffer, &job, &n, ORTE_JOBID))) { ORTE_ERROR_LOG(ret); goto DONE; } if (ORTE_SUCCESS != (ret = orte_odls.kill_local_procs(job, true))) { ORTE_ERROR_LOG(ret); } break; /**** SIGNAL_LOCAL_PROCS ****/ case ORTE_DAEMON_SIGNAL_LOCAL_PROCS: /* get the signal */ n = 1; if (ORTE_SUCCESS != (ret = orte_dss.unpack(buffer, &signal, &n, ORTE_INT32))) { ORTE_ERROR_LOG(ret); goto DONE; } /* see if they specified a process to signal, or if we * should just signal them all * * NOTE: FOR NOW, WE JUST SIGNAL ALL CHILDREN */ if (ORTE_SUCCESS != (ret = orte_odls.signal_local_procs(NULL, signal))) { ORTE_ERROR_LOG(ret); } break; /**** ADD_LOCAL_PROCS ****/ case ORTE_DAEMON_ADD_LOCAL_PROCS: /* unpack the notify data object */ if (ORTE_SUCCESS != (ret = orte_dss.unpack(buffer, &ndat, &n, ORTE_GPR_NOTIFY_DATA))) { ORTE_ERROR_LOG(ret); goto DONE; } /* launch the processes */ if (ORTE_SUCCESS != (ret = orte_odls.launch_local_procs(ndat))) { ORTE_ERROR_LOG(ret); } /* cleanup the memory */ OBJ_RELEASE(ndat); break; /**** EXIT COMMAND ****/ case ORTE_DAEMON_EXIT_CMD: /* send the response before we wakeup because otherwise * we'll depart before it gets out! */ if (0 > orte_rml.send_buffer(sender, answer, ORTE_RML_TAG_PLS_ORTED, 0)) { ORTE_ERROR_LOG(ORTE_ERR_COMM_FAILURE); } orted_globals.exit_condition = true; opal_condition_signal(&orted_globals.condition); break; default: ORTE_ERROR_LOG(ORTE_ERR_BAD_PARAM); break; } DONE: /* send the response */ if (0 > orte_rml.send_buffer(sender, answer, ORTE_RML_TAG_PLS_ORTED, 0)) { ORTE_ERROR_LOG(ORTE_ERR_COMM_FAILURE); } CLEANUP: OBJ_RELEASE(answer); OPAL_THREAD_UNLOCK(&orted_globals.mutex); /* reissue the non-blocking receive */ ret = orte_rml.recv_buffer_nb(ORTE_RML_NAME_ANY, ORTE_RML_TAG_PLS_ORTED, 0, orte_daemon_recv_pls, NULL); if (ret != ORTE_SUCCESS && ret != ORTE_ERR_NOT_IMPLEMENTED) { ORTE_ERROR_LOG(ret); } return; } static void orte_daemon_recv(int status, orte_process_name_t* sender, orte_buffer_t *buffer, orte_rml_tag_t tag, void* cbdata) { orte_buffer_t *answer; orte_daemon_cmd_flag_t command; int ret; orte_std_cntr_t n; char *contact_info; OPAL_TRACE(1); OPAL_THREAD_LOCK(&orted_globals.mutex); if (orted_globals.debug_daemons) { opal_output(0, "[%lu,%lu,%lu] ompid: received message", ORTE_NAME_ARGS(orte_process_info.my_name)); } answer = OBJ_NEW(orte_buffer_t); if (NULL == answer) { ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE); goto DONE; } n = 1; if (ORTE_SUCCESS != (ret = orte_dss.unpack(buffer, &command, &n, ORTE_DAEMON_CMD))) { ORTE_ERROR_LOG(ret); goto CLEANUP; } /**** EXIT COMMAND ****/ if (ORTE_DAEMON_EXIT_CMD == command) { orted_globals.exit_condition = true; opal_condition_signal(&orted_globals.condition); goto CLEANUP; /**** CONTACT QUERY COMMAND ****/ } else if (ORTE_DAEMON_CONTACT_QUERY_CMD == command) { /* send back contact info */ contact_info = orte_rml.get_uri(); if (NULL == contact_info) { ORTE_ERROR_LOG(ORTE_ERROR); goto CLEANUP; } if (ORTE_SUCCESS != (ret = orte_dss.pack(answer, &contact_info, 1, ORTE_STRING))) { ORTE_ERROR_LOG(ret); goto CLEANUP; } if (0 > orte_rml.send_buffer(sender, answer, tag, 0)) { ORTE_ERROR_LOG(ORTE_ERR_COMM_FAILURE); } goto CLEANUP; /**** HOSTFILE COMMAND ****/ } else if (ORTE_DAEMON_HOSTFILE_CMD == command) { ORTE_ERROR_LOG(ORTE_ERR_NOT_IMPLEMENTED); goto CLEANUP; /**** SCRIPTFILE COMMAND ****/ } else if (ORTE_DAEMON_SCRIPTFILE_CMD == command) { ORTE_ERROR_LOG(ORTE_ERR_NOT_IMPLEMENTED); goto CLEANUP; /**** HEARTBEAT COMMAND ****/ } else if (ORTE_DAEMON_HEARTBEAT_CMD == command) { ORTE_ERROR_LOG(ORTE_ERR_NOT_IMPLEMENTED); goto CLEANUP; } CLEANUP: OBJ_RELEASE(answer); DONE: OPAL_THREAD_UNLOCK(&orted_globals.mutex); /* reissue the non-blocking receive */ ret = orte_rml.recv_buffer_nb(ORTE_RML_NAME_ANY, ORTE_RML_TAG_DAEMON, 0, orte_daemon_recv, NULL); if (ret != ORTE_SUCCESS && ret != ORTE_ERR_NOT_IMPLEMENTED) { ORTE_ERROR_LOG(ret); } return; }