/* * Copyright (c) 2007-2011 Los Alamos National Security, LLC. * All rights reserved. * Copyright (c) 2009-2010 The Trustees of Indiana University and Indiana * University Research and Technology * Corporation. All rights reserved. * Copyright (c) 2004-2011 The University of Tennessee and The University * of Tennessee Research Foundation. All rights * reserved. * $COPYRIGHT$ * * Additional copyrights may follow * * $HEADER$ */ #include "orte_config.h" #include "orte/constants.h" #include #include "opal/threads/condition.h" #include "opal/dss/dss.h" #include "opal/class/opal_hash_table.h" #include "opal/class/opal_bitmap.h" #include "opal/util/bit_ops.h" #include "opal/util/output.h" #include "orte/mca/errmgr/errmgr.h" #include "orte/mca/ess/ess.h" #include "orte/mca/rml/rml.h" #include "orte/mca/rml/rml_types.h" #include "orte/util/name_fns.h" #include "orte/runtime/orte_globals.h" #include "orte/runtime/orte_wait.h" #include "orte/runtime/runtime.h" #include "orte/runtime/data_type_support/orte_dt_support.h" #include "orte/mca/rml/base/rml_contact.h" #include "orte/mca/routed/base/base.h" #include "routed_cm.h" static int init(void); static int finalize(void); static int delete_route(orte_process_name_t *proc); static int update_route(orte_process_name_t *target, orte_process_name_t *route); static orte_process_name_t get_route(orte_process_name_t *target); static int init_routes(orte_jobid_t job, opal_buffer_t *ndat); static int route_lost(const orte_process_name_t *route); static bool route_is_defined(const orte_process_name_t *target); static int update_routing_tree(orte_jobid_t jobid); static orte_vpid_t get_routing_tree(opal_list_t *children); static int get_wireup_info(opal_buffer_t *buf); static int set_lifeline(orte_process_name_t *proc); static size_t num_routes(void); #if OPAL_ENABLE_FT_CR == 1 static int cm_ft_event(int state); #endif orte_routed_module_t orte_routed_cm_module = { init, finalize, delete_route, update_route, get_route, init_routes, route_lost, route_is_defined, set_lifeline, update_routing_tree, get_routing_tree, get_wireup_info, num_routes, #if OPAL_ENABLE_FT_CR == 1 cm_ft_event #else NULL #endif }; /* local globals */ static opal_condition_t cond; static opal_mutex_t lock; static orte_process_name_t *lifeline=NULL; static orte_process_name_t local_lifeline; static bool ack_recvd; static int init(void) { /* setup the global condition and lock */ OBJ_CONSTRUCT(&cond, opal_condition_t); OBJ_CONSTRUCT(&lock, opal_mutex_t); lifeline = NULL; return ORTE_SUCCESS; } static int finalize(void) { int rc; /* if I am a tool without a daemon, just cleanout * the basics and leave */ if (ORTE_PROC_IS_TOOL && NULL == orte_process_info.my_daemon_uri) { goto cleanup; } /* if I am an application process, indicate that I am * truly finalizing prior to departure */ if (ORTE_PROC_IS_APP) { if (ORTE_SUCCESS != (rc = orte_routed_base_register_sync(false))) { ORTE_ERROR_LOG(rc); return rc; } } cleanup: /* destruct the global condition and lock */ OBJ_DESTRUCT(&cond); OBJ_DESTRUCT(&lock); lifeline = NULL; return ORTE_SUCCESS; } static int delete_route(orte_process_name_t *proc) { int i; orte_routed_jobfam_t *jfam; uint16_t jfamily; #if ORTE_ENABLE_EPOCH if (proc->jobid == ORTE_JOBID_INVALID || proc->vpid == ORTE_VPID_INVALID || 0 == ORTE_EPOCH_CMP(target->epoch,ORTE_EPOCH_INVALID)) { #else if (proc->jobid == ORTE_JOBID_INVALID || proc->vpid == ORTE_VPID_INVALID) { #endif return ORTE_ERR_BAD_PARAM; } /* if I am anything other than the HNP, I don't have any routes * so there is nothing for me to do */ if (!ORTE_PROC_IS_HNP) { return ORTE_SUCCESS; } OPAL_OUTPUT_VERBOSE((1, orte_routed_base_output, "%s routed_cm_delete_route for %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_NAME_PRINT(proc))); /* if this is from a different job family, then I need to * look it up appropriately */ if (ORTE_JOB_FAMILY(proc->jobid) != ORTE_JOB_FAMILY(ORTE_PROC_MY_NAME->jobid)) { /* see if this job family is present */ jfamily = ORTE_JOB_FAMILY(proc->jobid); for (i=0; i < orte_routed_jobfams.size; i++) { if (NULL == (jfam = (orte_routed_jobfam_t*)opal_pointer_array_get_item(&orte_routed_jobfams, i))) { continue; } if (jfam->job_family == jfamily) { OPAL_OUTPUT_VERBOSE((2, orte_routed_base_output, "%s routed_binomial: deleting route to %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_JOB_FAMILY_PRINT(proc->jobid))); opal_pointer_array_set_item(&orte_routed_jobfams, i, NULL); OBJ_RELEASE(jfam); return ORTE_SUCCESS; } } /* not present - nothing to do */ return ORTE_SUCCESS; } /* THIS CAME FROM OUR OWN JOB FAMILY...there is nothing * to do here. The routes will be redefined when we update * the routing tree */ /* remove any entries in the RML for this process */ orte_rml.purge(proc); return ORTE_SUCCESS; } static int update_route(orte_process_name_t *target, orte_process_name_t *route) { int i; orte_routed_jobfam_t *jfam; uint16_t jfamily; #if ORTE_ENABLE_EPOCH if (target->jobid == ORTE_JOBID_INVALID || target->vpid == ORTE_VPID_INVALID || 0 == ORTE_EPOCH_CMP(target->epoch,ORTE_EPOCH_INVALID)) { #else if (target->jobid == ORTE_JOBID_INVALID || target->vpid == ORTE_VPID_INVALID) { #endif return ORTE_ERR_BAD_PARAM; } /* if I am an application process, we don't update the route since * we automatically route everything through the local daemon */ if (ORTE_PROC_IS_APP) { return ORTE_SUCCESS; } /* if I am a daemon, there is nothing to do as all comm is routed * through the HNP to minimize sockets */ if (ORTE_PROC_IS_DAEMON) { return ORTE_SUCCESS; } /* if I am a tool, we don't update the route since * we automatically route everything direct */ if (ORTE_PROC_IS_TOOL) { return ORTE_SUCCESS; } OPAL_OUTPUT_VERBOSE((1, orte_routed_base_output, "%s routed_cm_update: %s --> %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_NAME_PRINT(target), ORTE_NAME_PRINT(route))); /* if this is from a different job family, then I need to * track how to send messages to it */ if (ORTE_JOB_FAMILY(target->jobid) != ORTE_JOB_FAMILY(ORTE_PROC_MY_NAME->jobid)) { OPAL_OUTPUT_VERBOSE((1, orte_routed_base_output, "%s routed_cm_update: diff job family routing job %s --> %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_JOBID_PRINT(target->jobid), ORTE_NAME_PRINT(route))); /* see if this target is already present */ jfamily = ORTE_JOB_FAMILY(target->jobid); for (i=0; i < orte_routed_jobfams.size; i++) { if (NULL == (jfam = (orte_routed_jobfam_t*)opal_pointer_array_get_item(&orte_routed_jobfams, i))) { continue; } if (jfam->job_family == jfamily) { OPAL_OUTPUT_VERBOSE((2, orte_routed_base_output, "%s routed_cm: updating route to %s via %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_JOB_FAMILY_PRINT(target->jobid), ORTE_NAME_PRINT(route))); jfam->route.jobid = route->jobid; jfam->route.vpid = route->vpid; ORTE_EPOCH_SET(jfam->route.epoch,orte_ess.proc_get_epoch(&jfam->route)); return ORTE_SUCCESS; } } /* not there, so add the route FOR THE JOB FAMILY*/ OPAL_OUTPUT_VERBOSE((2, orte_routed_base_output, "%s routed_cm: adding route to %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_JOB_FAMILY_PRINT(target->jobid))); jfam = OBJ_NEW(orte_routed_jobfam_t); jfam->job_family = jfamily; jfam->route.jobid = route->jobid; jfam->route.vpid = route->vpid; ORTE_EPOCH_SET(jfam->route.epoch,orte_ess.proc_get_epoch(&jfam->route)); opal_pointer_array_add(&orte_routed_jobfams, jfam); return ORTE_SUCCESS; } /* THIS CAME FROM OUR OWN JOB FAMILY...ignore it */ return ORTE_SUCCESS; } static orte_process_name_t get_route(orte_process_name_t *target) { orte_process_name_t *ret = target, daemon; int32_t i; orte_job_t *jdata; orte_proc_t *proc; orte_routed_jobfam_t *jfam; uint16_t jfamily; #if ORTE_ENABLE_EPOCH if (target->jobid == ORTE_JOBID_INVALID || target->vpid == ORTE_VPID_INVALID || 0 == ORTE_EPOCH_CMP(proc->epoch,ORTE_EPOCH_INVALID)) { #else if (target->jobid == ORTE_JOBID_INVALID || target->vpid == ORTE_VPID_INVALID) { #endif ret = ORTE_NAME_INVALID; goto found; } if (0 > ORTE_EPOCH_CMP(target->epoch, orte_ess.proc_get_epoch(target))) { ret = ORTE_NAME_INVALID; goto found; } /* if it is me, then the route is just direct */ if (OPAL_EQUAL == opal_dss.compare(ORTE_PROC_MY_NAME, target, ORTE_NAME)) { ret = target; goto found; } /* if I am a tool */ if (ORTE_PROC_IS_TOOL) { /* without a daemon, the route is direct */ if (NULL == orte_process_info.my_daemon_uri) { ret = target; } else { /* otherwise, we go thru the local daemon */ ret = ORTE_PROC_MY_DAEMON; } goto found; } /* if I am an application process, always route via my local daemon */ if (ORTE_PROC_IS_APP) { ret = ORTE_PROC_MY_DAEMON; goto found; } /* IF THIS IS FOR A DIFFERENT JOB FAMILY... */ if (ORTE_JOB_FAMILY(target->jobid) != ORTE_JOB_FAMILY(ORTE_PROC_MY_NAME->jobid)) { /* if I am a daemon, send it to the HNP */ if (ORTE_PROC_IS_DAEMON) { ret = ORTE_PROC_MY_HNP; goto found; } /* if I am the HNP, then I stored a route to * this job family, so look it up */ jfamily = ORTE_JOB_FAMILY(target->jobid); for (i=0; i < orte_routed_jobfams.size; i++) { if (NULL == (jfam = (orte_routed_jobfam_t*)opal_pointer_array_get_item(&orte_routed_jobfams, i))) { continue; } if (jfam->job_family == jfamily) { OPAL_OUTPUT_VERBOSE((2, orte_routed_base_output, "%s routed_cm: route to %s found", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_JOB_FAMILY_PRINT(target->jobid))); ret = &jfam->route; goto found; } } /* not found - so we have no route */ ret = ORTE_NAME_INVALID; goto found; } /* THIS CAME FROM OUR OWN JOB FAMILY... */ daemon.jobid = ORTE_PROC_MY_NAME->jobid; /* find out what daemon hosts this proc */ if (ORTE_VPID_INVALID == (daemon.vpid = orte_ess.proc_get_daemon(target))) { ORTE_ERROR_LOG(ORTE_ERR_NOT_FOUND); ret = ORTE_NAME_INVALID; goto found; } /* Initialize daemon's epoch, based on its current vpid/jobid */ ORTE_EPOCH_SET(daemon.epoch,orte_ess.proc_get_epoch(&daemon)); /* if the daemon is me, then send direct to the target! */ if (ORTE_PROC_MY_NAME->vpid == daemon.vpid) { ret = target; goto found; } else { /* otherwise, if I am the HNP, send to the daemon */ if (ORTE_PROC_IS_HNP) { /* * Check to make sure the daemon is active, if not then return an INVALID name * JJH: There should be a faster way to do this check, but for now just iterate... */ if (NULL == (jdata = orte_get_job_data_object(ORTE_PROC_MY_NAME->jobid))) { ORTE_ERROR_LOG(ORTE_ERR_NOT_FOUND); ret = ORTE_NAME_INVALID; goto found; } for(i = 0; i < jdata->procs->size; ++i) { if (NULL == (proc = (orte_proc_t*)opal_pointer_array_get_item(jdata->procs, i))) { continue; } if( proc->name.vpid != daemon.vpid) { continue; } OPAL_OUTPUT_VERBOSE((5, orte_routed_base_output, "%s routed_cm_get: Checking process %15s state 0x%x", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_NAME_PRINT(&(proc->name)), proc->state)); if( proc->state <= ORTE_PROC_STATE_UNTERMINATED ) { ret = &daemon; } else { ret = ORTE_NAME_INVALID; } goto found; } } else { /* send to the HNP for routing */ ret = ORTE_PROC_MY_HNP; } goto found; } found: OPAL_OUTPUT_VERBOSE((2, orte_routed_base_output, "%s routed_cm_get(%s) --> %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_NAME_PRINT(target), ORTE_NAME_PRINT(ret))); return *ret; } /* HANDLE ACK MESSAGES FROM AN HNP */ static void release_ack(int fd, short event, void *data) { orte_message_event_t *mev = (orte_message_event_t*)data; ack_recvd = true; OBJ_RELEASE(mev); } static void recv_ack(int status, orte_process_name_t* sender, opal_buffer_t* buffer, orte_rml_tag_t tag, void* cbdata) { /* don't process this right away - we need to get out of the recv before * we process the message as it may ask us to do something that involves * more messaging! Instead, setup an event so that the message gets processed * as soon as we leave the recv. * * The macro makes a copy of the buffer, which we release above - the incoming * buffer, however, is NOT released here, although its payload IS transferred * to the message buffer for later processing */ ORTE_MESSAGE_EVENT(sender, buffer, tag, release_ack); } static int init_routes(orte_jobid_t job, opal_buffer_t *ndat) { /* the cm module routes all proc communications through * the local daemon. Daemons must identify which of their * daemon-peers is "hosting" the specified recipient and * route the message to that daemon. Daemon contact info * is handled elsewhere, so all we need to do here is * ensure that the procs are told to route through their * local daemon, and that daemons are told how to route * for each proc */ int rc; /* if I am a tool, then see if I stand alone - otherwise, * setup the HNP info */ if (ORTE_PROC_IS_TOOL) { OPAL_OUTPUT_VERBOSE((2, orte_routed_base_output, "%s routed_cm: init routes for TOOL job %s\n\thnp_uri %s\n\tdaemon uri %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_JOBID_PRINT(job), (NULL == orte_process_info.my_hnp_uri) ? "NULL" : orte_process_info.my_hnp_uri, (NULL == orte_process_info.my_daemon_uri) ? "NULL" : orte_process_info.my_daemon_uri)); if (NULL != orte_process_info.my_daemon_uri) { /* set the contact info into the hash table */ if (ORTE_SUCCESS != (rc = orte_rml.set_contact_info(orte_process_info.my_daemon_uri))) { ORTE_ERROR_LOG(rc); return(rc); } /* extract the hnp name and store it */ if (ORTE_SUCCESS != (rc = orte_rml_base_parse_uris(orte_process_info.my_daemon_uri, ORTE_PROC_MY_DAEMON, NULL))) { ORTE_ERROR_LOG(rc); return rc; } /* set our lifeline to the HNP - we will abort if that connection is lost */ lifeline = ORTE_PROC_MY_DAEMON; if (NULL != orte_process_info.my_hnp_uri) { /* extract the hnp name and store it */ if (ORTE_SUCCESS != (rc = orte_rml_base_parse_uris(orte_process_info.my_hnp_uri, ORTE_PROC_MY_HNP, NULL))) { ORTE_ERROR_LOG(rc); return rc; } } return ORTE_SUCCESS; } if (NULL == orte_process_info.my_hnp_uri) { return ORTE_SUCCESS; } /* set the contact info into the hash table */ if (ORTE_SUCCESS != (rc = orte_rml.set_contact_info(orte_process_info.my_hnp_uri))) { ORTE_ERROR_LOG(rc); return(rc); } /* extract the hnp name and store it */ if (ORTE_SUCCESS != (rc = orte_rml_base_parse_uris(orte_process_info.my_hnp_uri, ORTE_PROC_MY_HNP, NULL))) { ORTE_ERROR_LOG(rc); return rc; } /* set our lifeline to the HNP - we will abort if that connection is lost */ lifeline = ORTE_PROC_MY_HNP; return ORTE_SUCCESS; } /* if I am a daemon or HNP, then I have to extract the routing info for this job * from the data sent to me for launch and update the routing tables to * point at the daemon for each proc */ if (ORTE_PROC_IS_DAEMON) { OPAL_OUTPUT_VERBOSE((2, orte_routed_base_output, "%s routed_cm: init routes for daemon job %s\n\thnp_uri %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_JOBID_PRINT(job), (NULL == orte_process_info.my_hnp_uri) ? "NULL" : orte_process_info.my_hnp_uri)); if (NULL == ndat) { /* indicates this is being called during orte_init. * Get the HNP's name for possible later use */ if (NULL == orte_process_info.my_hnp_uri) { /* fatal error */ ORTE_ERROR_LOG(ORTE_ERR_FATAL); return ORTE_ERR_FATAL; } /* set the contact info into the hash table */ if (ORTE_SUCCESS != (rc = orte_rml.set_contact_info(orte_process_info.my_hnp_uri))) { ORTE_ERROR_LOG(rc); return(rc); } /* extract the hnp name and store it */ if (ORTE_SUCCESS != (rc = orte_rml_base_parse_uris(orte_process_info.my_hnp_uri, ORTE_PROC_MY_HNP, NULL))) { ORTE_ERROR_LOG(rc); return rc; } /* set our lifeline to the HNP - we will abort if that connection is lost */ lifeline = ORTE_PROC_MY_HNP; /* daemons will send their contact info back to the HNP as * part of the message confirming they are read to go. HNP's * load their contact info during orte_init */ } /* ignore any other call as we only talk to the HNP */ OPAL_OUTPUT_VERBOSE((2, orte_routed_base_output, "%s routed_cm: completed init routes", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME))); return ORTE_SUCCESS; } if (ORTE_PROC_IS_HNP) { OPAL_OUTPUT_VERBOSE((2, orte_routed_base_output, "%s routed_cm: init routes for HNP job %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_JOBID_PRINT(job))); if (NULL == ndat) { /* the HNP has no lifeline */ lifeline = NULL; } else { /* if this is for my own jobid, then I am getting an update of RML info * for the daemons - so update our contact info and routes */ if (ORTE_PROC_MY_NAME->jobid == job) { if (ORTE_SUCCESS != (rc = orte_rml_base_update_contact_info(ndat))) { ORTE_ERROR_LOG(rc); return rc; } } else { /* if not, then I need to process the callback */ if (ORTE_SUCCESS != (rc = orte_routed_base_process_callback(job, ndat))) { ORTE_ERROR_LOG(rc); return rc; } } } return ORTE_SUCCESS; } { /* MUST BE A PROC */ /* if ndat != NULL, then this is being invoked by the proc to * init a route to a specified process that is outside of our * job family. We want that route to go through our HNP, routed via * out local daemon - however, we cannot know for * certain that the HNP already knows how to talk to the specified * procs. For example, in OMPI's publish/subscribe procedures, the * DPM framework looks for an mca param containing the global ompi-server's * uri. This info will come here so the proc can setup a route to * the server - we need to pass the routing info to our HNP */ if (NULL != ndat) { int rc; opal_buffer_t xfer; orte_rml_cmd_flag_t cmd=ORTE_RML_UPDATE_CMD; OPAL_OUTPUT_VERBOSE((1, orte_routed_base_output, "%s routed_cm: init routes w/non-NULL data", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME))); if (ORTE_JOB_FAMILY(ORTE_PROC_MY_NAME->jobid) != ORTE_JOB_FAMILY(job)) { /* if this is for a different job family, then we route via our HNP * to minimize connection counts to entities such as ompi-server, so * start by sending the contact info to the HNP for update */ OPAL_OUTPUT_VERBOSE((1, orte_routed_base_output, "%s routed_cm_init_routes: diff job family - sending update to %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_NAME_PRINT(ORTE_PROC_MY_HNP))); /* prep the buffer for transmission to the HNP */ OBJ_CONSTRUCT(&xfer, opal_buffer_t); opal_dss.pack(&xfer, &cmd, 1, ORTE_RML_CMD); opal_dss.copy_payload(&xfer, ndat); /* save any new connections for use in subsequent connect_accept calls */ orte_routed_base_update_hnps(ndat); if (0 > (rc = orte_rml.send_buffer(ORTE_PROC_MY_HNP, &xfer, ORTE_RML_TAG_RML_INFO_UPDATE, 0))) { ORTE_ERROR_LOG(rc); OBJ_DESTRUCT(&xfer); return rc; } OBJ_DESTRUCT(&xfer); /* wait right here until the HNP acks the update to ensure that * any subsequent messaging can succeed */ ack_recvd = false; rc = orte_rml.recv_buffer_nb(ORTE_NAME_WILDCARD, ORTE_RML_TAG_UPDATE_ROUTE_ACK, ORTE_RML_NON_PERSISTENT, recv_ack, NULL); ORTE_PROGRESSED_WAIT(ack_recvd, 0, 1); OPAL_OUTPUT_VERBOSE((1, orte_routed_base_output, "%s routed_cm_init_routes: ack recvd", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME))); /* our get_route function automatically routes all messages for * other job families via the HNP, so nothing more to do here */ } return ORTE_SUCCESS; } /* if ndat=NULL, then we are being called during orte_init. In this * case, we need to setup a few critical pieces of info */ OPAL_OUTPUT_VERBOSE((1, orte_routed_base_output, "%s routed_cm: init routes for proc job %s\n\thnp_uri %s\n\tdaemon uri %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_JOBID_PRINT(job), (NULL == orte_process_info.my_hnp_uri) ? "NULL" : orte_process_info.my_hnp_uri, (NULL == orte_process_info.my_daemon_uri) ? "NULL" : orte_process_info.my_daemon_uri)); if (NULL == orte_process_info.my_daemon_uri) { /* in this module, we absolutely MUST have this information - if * we didn't get it, then error out */ opal_output(0, "%s ERROR: Failed to identify the local daemon's URI", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)); opal_output(0, "%s ERROR: This is a fatal condition when the cm router", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)); opal_output(0, "%s ERROR: has been selected - either select the unity router", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)); opal_output(0, "%s ERROR: or ensure that the local daemon info is provided", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)); return ORTE_ERR_FATAL; } /* Set the contact info in the RML - this won't actually establish * the connection, but just tells the RML how to reach the HNP * if/when we attempt to send to it */ if (ORTE_SUCCESS != (rc = orte_rml.set_contact_info(orte_process_info.my_hnp_uri))) { ORTE_ERROR_LOG(rc); return(rc); } /* we have to set the HNP's name, even though we won't route messages directly * to it. This is required to ensure that we -do- send messages to the correct * HNP name */ if (ORTE_SUCCESS != (rc = orte_rml_base_parse_uris(orte_process_info.my_hnp_uri, ORTE_PROC_MY_HNP, NULL))) { ORTE_ERROR_LOG(rc); return rc; } /* Set the contact info in the RML - this won't actually establish * the connection, but just tells the RML how to reach the daemon * if/when we attempt to send to it */ if (ORTE_SUCCESS != (rc = orte_rml.set_contact_info(orte_process_info.my_daemon_uri))) { ORTE_ERROR_LOG(rc); return(rc); } /* extract the daemon's name so we can update the routing table */ if (ORTE_SUCCESS != (rc = orte_rml_base_parse_uris(orte_process_info.my_daemon_uri, ORTE_PROC_MY_DAEMON, NULL))) { ORTE_ERROR_LOG(rc); return rc; } /* set our lifeline to the local daemon - we will abort if this connection is lost */ lifeline = ORTE_PROC_MY_DAEMON; /* register ourselves -this sends a message to the daemon (warming up that connection) * and sends our contact info to the HNP when all local procs have reported * * NOTE: it may seem odd that we send our contact info to the HNP - after all, * the HNP doesn't really need to know how to talk to us directly if we are * using this routing method. However, this is good for two reasons: * * (1) some debuggers and/or tools may need RML contact * info to set themselves up * * (2) doing so allows the HNP to "block" in a dynamic launch * until all procs are reported running, thus ensuring that no communication * is attempted until the overall ORTE system knows how to talk to everyone - * otherwise, the system can just hang. */ if (ORTE_SUCCESS != (rc = orte_routed_base_register_sync(true))) { ORTE_ERROR_LOG(rc); return rc; } /* no answer is expected or coming */ return ORTE_SUCCESS; } } static int route_lost(const orte_process_name_t *route) { if (ORTE_PROC_IS_HNP) { /* take no further action */ return ORTE_SUCCESS; } /* if we are not the HNP and lose the connection to the * lifeline, and we are NOT already, * in finalize, tell the OOB to abort. * NOTE: we cannot call abort from here as the OOB needs to first * release a thread-lock - otherwise, we will hang!! */ if (!orte_finalizing && NULL != lifeline && OPAL_EQUAL == orte_util_compare_name_fields(ORTE_NS_CMP_ALL, route, lifeline)) { opal_output(0, "%s routed:cm: Connection to lifeline %s lost", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_NAME_PRINT(lifeline)); return ORTE_ERR_FATAL; } /* we don't care about this one, so return success */ return ORTE_SUCCESS; } static bool route_is_defined(const orte_process_name_t *target) { /* find out what daemon hosts this proc */ if (ORTE_VPID_INVALID == orte_ess.proc_get_daemon((orte_process_name_t*)target)) { return false; } return true; } static int set_lifeline(orte_process_name_t *proc) { /* we have to copy the proc data because there is no * guarantee that it will be preserved */ local_lifeline.jobid = proc->jobid; local_lifeline.vpid = proc->vpid; ORTE_EPOCH_SET(local_lifeline.epoch,orte_ess.proc_get_epoch(&local_lifeline)); lifeline = &local_lifeline; return ORTE_SUCCESS; } static int update_routing_tree(orte_jobid_t jobid) { /* nothing to do here */ return ORTE_SUCCESS; } static orte_vpid_t get_routing_tree(opal_list_t *children) { orte_namelist_t *nm; int32_t i; orte_job_t *jdata; orte_proc_t *proc; /* if I am anything other than a daemon or the HNP, this * is a meaningless command as I am not allowed to route */ if (!ORTE_PROC_IS_DAEMON && !ORTE_PROC_IS_HNP) { return ORTE_VPID_INVALID; } /* if I am a daemon, I do not have any children */ if (ORTE_PROC_IS_DAEMON) { return ORTE_PROC_MY_HNP->vpid; } /* for the HNP, the cm routing tree is direct to all known alive daemons */ if (NULL != children) { if (NULL == (jdata = orte_get_job_data_object(ORTE_PROC_MY_NAME->jobid))) { ORTE_ERROR_LOG(ORTE_ERR_NOT_FOUND); return ORTE_ERR_NOT_FOUND; } for(i = 0; i < jdata->procs->size; ++i) { if (NULL == (proc = (orte_proc_t*)opal_pointer_array_get_item(jdata->procs, i))) { continue; } if( proc->name.vpid == 0) { continue; } if( proc->state <= ORTE_PROC_STATE_UNTERMINATED && NULL != proc->rml_uri ) { OPAL_OUTPUT_VERBOSE((5, orte_routed_base_output, "%s get_routing_tree: Adding process %15s state 0x%x", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_NAME_PRINT(&(proc->name)), proc->state)); nm = OBJ_NEW(orte_namelist_t); nm->name.jobid = proc->name.jobid; nm->name.vpid = proc->name.vpid; opal_list_append(children, &nm->item); } else { OPAL_OUTPUT_VERBOSE((5, orte_routed_base_output, "%s get_routing_tree: Skipped process %15s state 0x%x (non functional daemon)", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_NAME_PRINT(&(proc->name)), proc->state)); } } } /* I have no parent */ return ORTE_VPID_INVALID; } static int get_wireup_info(opal_buffer_t *buf) { int rc; int i; orte_routed_jobfam_t *jfam; if (ORTE_PROC_IS_HNP) { /* if we are not using static ports, then we need to share the * comm info - otherwise, just return */ if (orte_static_ports) { return ORTE_SUCCESS; } if (ORTE_SUCCESS != (rc = orte_rml_base_get_contact_info(ORTE_PROC_MY_NAME->jobid, buf))) { ORTE_ERROR_LOG(rc); } return rc; } /* if I am an application, this is occurring during connect_accept. * We need to return the stored information of other HNPs we * know about, if any */ if (ORTE_PROC_IS_APP) { for (i=0; i < orte_routed_jobfams.size; i++) { if (NULL != (jfam = (orte_routed_jobfam_t*)opal_pointer_array_get_item(&orte_routed_jobfams, i))) { opal_dss.pack(buf, &(jfam->hnp_uri), 1, OPAL_STRING); } } return ORTE_SUCCESS; } return ORTE_SUCCESS; } static size_t num_routes(void) { orte_job_t *jdata; if (!ORTE_PROC_IS_HNP) { return 0; } /* if I am the HNP, then the number of routes is * the number of daemons (other than me) still alive */ if (NULL == (jdata = orte_get_job_data_object(ORTE_PROC_MY_NAME->jobid))) { ORTE_ERROR_LOG(ORTE_ERR_NOT_FOUND); return 0; } return (jdata->num_procs - jdata->num_terminated - 1); } #if OPAL_ENABLE_FT_CR == 1 static int cm_ft_event(int state) { int ret, exit_status = ORTE_SUCCESS; /******** Checkpoint Prep ********/ if(OPAL_CRS_CHECKPOINT == state) { } /******** Continue Recovery ********/ else if (OPAL_CRS_CONTINUE == state ) { } /******** Restart Recovery ********/ else if (OPAL_CRS_RESTART == state ) { /* * Re-exchange the routes */ if (ORTE_SUCCESS != (ret = orte_routed.init_routes(ORTE_PROC_MY_NAME->jobid, NULL))) { exit_status = ret; goto cleanup; } } else if (OPAL_CRS_TERM == state ) { /* Nothing */ } else { /* Error state = Nothing */ } cleanup: return exit_status; } #endif