/* * Copyright (c) 2004-2008 The Trustees of Indiana University and Indiana * University Research and Technology * Corporation. All rights reserved. * Copyright (c) 2004-2005 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 * * $HEADER$ */ /** * @file * * Dynamic Process Management Interface * */ #ifndef OMPI_MCA_DPM_H #define OMPI_MCA_DPM_H #include "ompi_config.h" #include "opal/mca/mca.h" #include "opal/mca/base/base.h" #include "opal/class/opal_object.h" #include "ompi/info/info.h" #include "ompi/communicator/communicator.h" BEGIN_C_DECLS /* OMPI port definitions */ /* carry over the INVALID def */ #define OMPI_RML_TAG_INVALID ORTE_RML_TAG_INVALID /* define a starting point to avoid conflicts */ #define OMPI_RML_TAG_BASE ORTE_RML_TAG_MAX #define OMPI_RML_TAG_UDAPL OMPI_RML_TAG_BASE+1 #define OMPI_RML_TAG_OPENIB OMPI_RML_TAG_BASE+2 #define OMPI_RML_TAG_XOPENIB OMPI_RML_TAG_BASE+3 #define OMPI_RML_TAG_COMM_CID_INTRA OMPI_RML_TAG_BASE+4 #define OMPI_RML_TAG_XOOB OMPI_RML_TAG_BASE+5 #define OMPI_RML_TAG_SM_BACK_FILE_CREATED OMPI_RML_TAG_BASE+6 #define OMPI_RML_TAG_WIREUP OMPI_RML_TAG_BASE+7 #define OMPI_CRCP_COORD_BOOKMARK_TAG OMPI_RML_TAG_BASE+8 #define OMPI_COMM_JOIN_TAG OMPI_RML_TAG_BASE+9 /* support for shared memory collectives */ #define OMPI_RML_TAG_COLL_SM2_BACK_FILE_CREATED OMPI_RML_TAG_BASE+10 #define OMPI_RML_TAG_DYNAMIC OMPI_RML_TAG_BASE+200 /* * Initialize a module */ typedef int (*ompi_dpm_base_module_init_fn_t)(void); /* * Connect/accept communications */ typedef int (*ompi_dpm_base_module_connect_accept_fn_t)(ompi_communicator_t *comm, int root, char *port, bool send_first, ompi_communicator_t **newcomm); /** * Executes internally a disconnect on all dynamic communicators * in case the user did not disconnect them. */ typedef void (*ompi_dpm_base_module_disconnect_fn_t)(ompi_communicator_t *comm); /* * Dynamically spawn processes */ typedef int (*ompi_dpm_base_module_spawn_fn_t)(int count, char **array_of_commands, char ***array_of_argv, int *array_of_maxprocs, MPI_Info *array_of_info, char *port_name); /* * This routine checks, whether an application has been spawned * by another MPI application, or has been independently started. * If it has been spawned, it establishes the parent communicator. * Since the routine has to communicate, it should be among the last * steps in MPI_Init, to be sure that everything is already set up. */ typedef int (*ompi_dpm_base_module_dyn_init_fn_t)(void); /* * Interface for mpi_finalize to call to ensure dynamically spawned procs * collectively finalize */ typedef int (*ompi_dpm_base_module_dyn_finalize_fn_t)(void); /* this routine counts the number of different jobids of the processes given in a certain communicator. If there is more than one jobid, we mark the communicator as 'dynamic'. This is especially relevant for the MPI_Comm_disconnect *and* for MPI_Finalize, where we have to wait for all still connected processes. */ typedef void (*ompi_dpm_base_module_mark_dyncomm_fn_t)(ompi_communicator_t *comm); /* * Open a port to interface to a dynamically spawned job - if the * specified tag is valid, then it will be used to form the port. Otherwise, * a dynamically assigned tag that is unique to this request will be provided */ typedef int (*ompi_dpm_base_module_open_port_fn_t)(char *port_name, orte_rml_tag_t tag); /* * Parse a port name to get the contact info and tag */ typedef char* (*ompi_dpm_base_module_parse_port_fn_t)(char *port_name, orte_rml_tag_t *tag); /* * Close a port */ typedef int (*ompi_dpm_base_module_close_port_fn_t)(char *port_name); /* * Finalize a module */ typedef int (*ompi_dpm_base_module_finalize_fn_t)(void); /** * Structure for DPM v1.0.0 modules */ struct ompi_dpm_base_module_1_0_0_t { /** Initialization Function */ ompi_dpm_base_module_init_fn_t init; /* connect/accept */ ompi_dpm_base_module_connect_accept_fn_t connect_accept; /* disconnect */ ompi_dpm_base_module_disconnect_fn_t disconnect; /* spawn processes */ ompi_dpm_base_module_spawn_fn_t spawn; /* dyn_init */ ompi_dpm_base_module_dyn_init_fn_t dyn_init; /* dyn_finalize */ ompi_dpm_base_module_dyn_finalize_fn_t dyn_finalize; /* mark dyncomm */ ompi_dpm_base_module_mark_dyncomm_fn_t mark_dyncomm; /* open port */ ompi_dpm_base_module_open_port_fn_t open_port; /* parse port */ ompi_dpm_base_module_parse_port_fn_t parse_port; /* close port */ ompi_dpm_base_module_close_port_fn_t close_port; /* finalize */ ompi_dpm_base_module_finalize_fn_t finalize; }; typedef struct ompi_dpm_base_module_1_0_0_t ompi_dpm_base_module_1_0_0_t; typedef struct ompi_dpm_base_module_1_0_0_t ompi_dpm_base_module_t; OMPI_DECLSPEC extern ompi_dpm_base_module_t ompi_dpm; /** * Structure for DPM v1.0.0 components. */ struct ompi_dpm_base_component_1_0_0_t { /** MCA base component */ mca_base_component_t base_version; /** MCA base data */ mca_base_component_data_1_0_0_t base_data; }; typedef struct ompi_dpm_base_component_1_0_0_t ompi_dpm_base_component_1_0_0_t; typedef struct ompi_dpm_base_component_1_0_0_t ompi_dpm_base_component_t; /** * Macro for use in components that are of type CRCP v1.0.0 */ #define OMPI_DPM_BASE_VERSION_1_0_0 \ /* DPM v1.0 is chained to MCA v1.0 */ \ MCA_BASE_VERSION_1_0_0, \ /* DPM v1.0 */ \ "dpm", 1, 0, 0 END_C_DECLS #endif /* OMPI_MCA_DPM_H */