616 строки
18 KiB
C
616 строки
18 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
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/*
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* Copyright (c) 2007 The Trustees of Indiana University.
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* All rights reserved.
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* Copyright (c) 2011 Cisco Systems, Inc. All rights reserved.
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* Copyright (c) 2011-2013 Los Alamos National Security, LLC. All
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* rights reserved.
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* Copyright (c) 2013-2015 Intel, Inc. All rights reserved.
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* Copyright (c) 2014 Research Organization for Information Science
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* and Technology (RIST). All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#include "opal_config.h"
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#include "opal/constants.h"
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#include "opal/types.h"
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#include "opal_stdint.h"
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#include "opal/mca/hwloc/base/base.h"
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#include "opal/util/opal_environ.h"
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#include "opal/util/output.h"
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#include "opal/util/proc.h"
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#include "opal/util/show_help.h"
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#include "pmi2_pmap_parser.h"
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#include <string.h>
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#include <pmi.h>
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#include <pmi2.h>
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#include "opal/mca/pmix/base/base.h"
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#include "pmix_s2.h"
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static int s2_init(void);
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static int s2_fini(void);
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static bool s2_initialized(void);
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static int s2_abort(int flag, const char msg[]);
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static int s2_spawn(int count, const char * cmds[],
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int argcs[], const char ** argvs[],
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const int maxprocs[],
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opal_list_t *info_keyval_vector,
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opal_list_t *preput_keyval_vector,
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char jobId[], int jobIdSize,
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int errors[]);
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static int s2_put(opal_pmix_scope_t scope,
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opal_value_t *kv);
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static int s2_fence(opal_process_name_t *procs, size_t nprocs);
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static int s2_get(const opal_process_name_t *id,
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const char *key,
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opal_value_t **kv);
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static int s2_publish(const char service_name[],
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opal_list_t *info,
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const char port[]);
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static int s2_lookup(const char service_name[],
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opal_list_t *info,
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char port[], int portLen);
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static int s2_unpublish(const char service_name[],
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opal_list_t *info);
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static bool s2_get_attr(const char *attr, opal_value_t **kv);
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static int s2_job_connect(const char jobId[]);
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static int s2_job_disconnect(const char jobId[]);
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const opal_pmix_base_module_t opal_pmix_s2_module = {
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s2_init,
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s2_fini,
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s2_initialized,
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s2_abort,
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s2_fence,
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NULL,
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s2_put,
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s2_get,
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NULL,
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s2_publish,
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s2_lookup,
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s2_unpublish,
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s2_get_attr,
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NULL,
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s2_spawn,
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s2_job_connect,
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s2_job_disconnect,
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NULL,
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NULL
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};
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// usage accounting
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static int pmix_init_count = 0;
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// PMI constant values:
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static int pmix_kvslen_max = 0;
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static int pmix_keylen_max = 0;
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static int pmix_vallen_max = 0;
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static int pmix_vallen_threshold = INT_MAX;
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// Job environment description
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static char *pmix_kvs_name = NULL;
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static char* pmix_packed_data = NULL;
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static int pmix_packed_data_offset = 0;
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static char* pmix_packed_encoded_data = NULL;
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static int pmix_packed_encoded_data_offset = 0;
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static int pmix_pack_key = 0;
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static uint32_t s2_jobid;
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static int s2_rank;
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static uint16_t s2_lrank;
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static uint16_t s2_nrank;
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static int s2_usize;
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static int s2_jsize;
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static int s2_appnum;
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static int s2_nlranks;
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static int *s2_lranks=NULL;
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static opal_process_name_t s2_pname;
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static bool got_modex_data = false;
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static char* pmix_error(int pmix_err);
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#define OPAL_PMI_ERROR(pmi_err, pmi_func) \
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do { \
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opal_output(0, "%s [%s:%d:%s]: %s\n", \
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pmi_func, __FILE__, __LINE__, __func__, \
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pmix_error(pmi_err)); \
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} while(0);
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static int kvs_put(const char key[], const char value[])
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{
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int rc;
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rc = PMI2_KVS_Put(key, value);
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if( PMI2_SUCCESS != rc ){
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OPAL_PMI_ERROR(rc, "PMI2_KVS_Put");
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return OPAL_ERROR;
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}
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return OPAL_SUCCESS;
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}
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static int kvs_get(const char key[], char value [], int maxvalue)
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{
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int rc;
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int len;
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rc = PMI2_KVS_Get(pmix_kvs_name, PMI2_ID_NULL, key, value, maxvalue, &len);
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if( PMI2_SUCCESS != rc || len < 0){
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OPAL_PMI_ERROR(rc, "PMI2_KVS_Get");
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return OPAL_ERROR;
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}
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return OPAL_SUCCESS;
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}
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static int s2_init(void)
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{
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int spawned, size, rank, appnum;
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int rc, ret = OPAL_ERROR;
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char buf[16];
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int found;
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int my_node;
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char *tmp;
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uint32_t jobfam, stepid;
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int i;
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/* if we can't startup PMI, we can't be used */
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if ( PMI2_Initialized () ) {
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return OPAL_SUCCESS;
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}
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size = -1;
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rank = -1;
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appnum = -1;
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if (PMI2_SUCCESS != (rc = PMI2_Init(&spawned, &size, &rank, &appnum))) {
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opal_show_help("help-pmix-base.txt", "pmix2-init-failed", true, rc);
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return OPAL_ERROR;
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}
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if( size < 0 || rank < 0 ){
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opal_show_help("help-pmix-base.txt", "pmix2-init-returned-bad-values", true);
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goto err_exit;
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}
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s2_jsize = size;
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s2_rank = rank;
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s2_appnum = appnum;
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pmix_vallen_max = PMI2_MAX_VALLEN;
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pmix_kvslen_max = PMI2_MAX_VALLEN; // FIX ME: What to put here for versatility?
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pmix_keylen_max = PMI2_MAX_KEYLEN;
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pmix_vallen_threshold = PMI2_MAX_VALLEN * 3;
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pmix_vallen_threshold >>= 2;
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rc = PMI2_Info_GetJobAttr("universeSize", buf, 16, &found);
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if( PMI2_SUCCESS != rc ) {
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OPAL_PMI_ERROR(rc, "PMI_Get_universe_size");
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goto err_exit;
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}
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s2_usize = atoi(buf);
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pmix_kvs_name = (char*)malloc(pmix_kvslen_max);
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if( pmix_kvs_name == NULL ){
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PMI2_Finalize();
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ret = OPAL_ERR_OUT_OF_RESOURCE;
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goto err_exit;
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}
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rc = PMI2_Job_GetId(pmix_kvs_name, pmix_kvslen_max);
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if( PMI2_SUCCESS != rc ) {
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OPAL_PMI_ERROR(rc, "PMI2_Job_GetId");
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goto err_exit;
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}
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/* Slurm PMI provides the job id as an integer followed
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* by a '.', followed by essentially a stepid. The first integer
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* defines an overall job number. The second integer is the number of
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* individual jobs we have run within that allocation. So we translate
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* this as the overall job number equating to our job family, and
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* the individual number equating to our local jobid
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*/
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jobfam = strtoul(pmix_kvs_name, &tmp, 10);
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if (NULL == tmp) {
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/* hmmm - no '.', so let's just use zero */
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stepid = 0;
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} else {
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tmp++; /* step over the '.' */
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stepid = strtoul(tmp, NULL, 10);
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}
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/* now build the jobid */
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s2_jobid = (jobfam << 16) | stepid;
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/* store our name in the opal_proc_t so that
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* debug messages will make sense - an upper
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* layer will eventually overwrite it, but that
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* won't do any harm */
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s2_pname.jobid = s2_jobid;
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s2_pname.vpid = s2_rank;
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opal_proc_set_name(&s2_pname);
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opal_output_verbose(2, opal_pmix_base_framework.framework_output,
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"%s pmix:s2: assigned tmp name",
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OPAL_NAME_PRINT(s2_pname));
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char *pmapping = (char*)malloc(PMI2_MAX_VALLEN);
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if( pmapping == NULL ){
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rc = OPAL_ERR_OUT_OF_RESOURCE;
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OPAL_ERROR_LOG(rc);
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return rc;
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}
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rc = PMI2_Info_GetJobAttr("PMI_process_mapping", pmapping, PMI2_MAX_VALLEN, &found);
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if( !found || PMI2_SUCCESS != rc ) {
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OPAL_PMI_ERROR(rc,"PMI2_Info_GetJobAttr");
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return OPAL_ERROR;
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}
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s2_lranks = mca_common_pmi2_parse_pmap(pmapping, s2_pname.vpid, &my_node, &s2_nlranks);
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if (NULL == s2_lranks) {
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rc = OPAL_ERR_OUT_OF_RESOURCE;
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OPAL_ERROR_LOG(rc);
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return rc;
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}
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free(pmapping);
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/* find ourselves */
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for (i=0; i < s2_nlranks; i++) {
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if (s2_rank == s2_lranks[i]) {
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s2_lrank = i;
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s2_nrank = i;
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break;
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}
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}
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/* increment the init count */
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++pmix_init_count;
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return OPAL_SUCCESS;
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err_exit:
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PMI2_Finalize();
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return ret;
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}
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static int s2_fini(void) {
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if (0 == pmix_init_count) {
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return OPAL_SUCCESS;
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}
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if (0 == --pmix_init_count) {
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PMI2_Finalize();
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}
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if (NULL != pmix_kvs_name) {
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free(pmix_kvs_name);
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pmix_kvs_name = NULL;
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}
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if (NULL != s2_lranks) {
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free(s2_lranks);
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}
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return OPAL_SUCCESS;
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}
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static bool s2_initialized(void)
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{
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if (0 < pmix_init_count) {
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return true;
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}
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return false;
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}
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static int s2_abort(int flag, const char msg[])
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{
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PMI2_Abort(flag, msg);
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return OPAL_SUCCESS;
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}
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static int s2_spawn(int count, const char * cmds[],
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int argcs[], const char ** argvs[],
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const int maxprocs[],
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opal_list_t *info_keyval_vector,
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opal_list_t *preput_keyval_vector,
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char jobId[], int jobIdSize,
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int errors[])
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{
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/*
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int rc;
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size_t preput_vector_size;
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const int info_keyval_sizes[1];
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info_keyval_sizes[0] = (int)opal_list_get_size(info_keyval_vector);
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//FIXME what's the size of array of lists?
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preput_vector_size = opal_list_get_size(preput_keyval_vector);
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rc = PMI2_Job_Spawn(count, cmds, argcs, argvs, maxprocs, info_keyval_sizes, info_keyval_vector, (int)preput_vector_size, preput_keyval_vector, jobId, jobIdSize, errors);
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if( PMI2_SUCCESS != rc ) {
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OPAL_PMI_ERROR(rc, "PMI2_Job_Spawn");
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return OPAL_ERROR;
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}*/
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return OPAL_ERR_NOT_IMPLEMENTED;
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}
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static int s2_job_connect(const char jobId[])
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{
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int rc;
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PMI2_Connect_comm_t conn;
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/*FIXME should change function prototype to add void* conn */
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rc = PMI2_Job_Connect(jobId, &conn);
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if( PMI2_SUCCESS != rc ){
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OPAL_PMI_ERROR(rc, "PMI2_Job_Connect");
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return OPAL_ERROR;
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}
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return OPAL_SUCCESS;
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}
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static int s2_job_disconnect(const char jobId[])
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{
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int rc;
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rc = PMI2_Job_Disconnect(jobId);
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if( PMI2_SUCCESS != rc ){
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OPAL_PMI_ERROR(rc, "PMI2_Job_Disconnect");
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return OPAL_ERROR;
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}
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return OPAL_SUCCESS;
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}
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static int s2_put(opal_pmix_scope_t scope,
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opal_value_t *kv)
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{
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int rc;
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opal_output_verbose(2, opal_pmix_base_framework.framework_output,
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"%s pmix:s2 put for key %s",
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OPAL_NAME_PRINT(OPAL_PROC_MY_NAME), kv->key);
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if (OPAL_SUCCESS != (rc = opal_pmix_base_store_encoded (kv->key, (void*)&kv->data, kv->type, &pmix_packed_data, &pmix_packed_data_offset))) {
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OPAL_ERROR_LOG(rc);
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return rc;
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}
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if (pmix_packed_data_offset == 0) {
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/* nothing to write */
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return OPAL_SUCCESS;
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}
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if (((pmix_packed_data_offset/3)*4) + pmix_packed_encoded_data_offset < pmix_vallen_max) {
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/* this meta-key is still being filled,
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* nothing to put yet
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*/
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return OPAL_SUCCESS;
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}
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rc = opal_pmix_base_partial_commit_packed (&pmix_packed_data, &pmix_packed_data_offset,
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&pmix_packed_encoded_data, &pmix_packed_encoded_data_offset,
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pmix_vallen_max, &pmix_pack_key, kvs_put);
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return rc;
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}
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static int s2_fence(opal_process_name_t *procs, size_t nprocs)
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{
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int rc;
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int32_t i;
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opal_value_t *kp, kvn;
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opal_hwloc_locality_t locality;
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opal_output_verbose(2, opal_pmix_base_framework.framework_output,
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"%s pmix:s2 called fence",
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OPAL_NAME_PRINT(OPAL_PROC_MY_NAME));
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/* check if there is partially filled meta key and put them */
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opal_pmix_base_commit_packed (&pmix_packed_data, &pmix_packed_data_offset,
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&pmix_packed_encoded_data, &pmix_packed_encoded_data_offset,
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pmix_vallen_max, &pmix_pack_key, kvs_put);
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if (PMI2_SUCCESS != (rc = PMI2_KVS_Fence())) {
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OPAL_PMI_ERROR(rc, "PMI2_KVS_Fence");
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return OPAL_ERROR;
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}
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opal_output_verbose(2, opal_pmix_base_framework.framework_output,
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"%s pmix:s2 kvs_fence complete",
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OPAL_NAME_PRINT(OPAL_PROC_MY_NAME));
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/* get the modex data from each local process and set the
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* localities to avoid having the MPI layer fetch data
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* for every process in the job */
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if (!got_modex_data) {
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got_modex_data = true;
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/* we only need to set locality for each local rank as "not found"
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* equates to "non-local" */
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for (i=0; i < s2_nlranks; i++) {
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s2_pname.vpid = s2_lranks[i];
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rc = opal_pmix_base_cache_keys_locally(&s2_pname, OPAL_DSTORE_CPUSET,
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&kp, pmix_kvs_name, pmix_vallen_max, kvs_get);
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if (OPAL_SUCCESS != rc) {
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OPAL_ERROR_LOG(rc);
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return rc;
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}
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#if OPAL_HAVE_HWLOC
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if (NULL == kp || NULL == kp->data.string) {
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/* if we share a node, but we don't know anything more, then
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* mark us as on the node as this is all we know
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*/
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locality = OPAL_PROC_ON_CLUSTER | OPAL_PROC_ON_CU | OPAL_PROC_ON_NODE;
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} else {
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/* determine relative location on our node */
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locality = opal_hwloc_base_get_relative_locality(opal_hwloc_topology,
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opal_process_info.cpuset,
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kp->data.string);
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}
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if (NULL != kp) {
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OBJ_RELEASE(kp);
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}
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#else
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/* all we know is we share a node */
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locality = OPAL_PROC_ON_CLUSTER | OPAL_PROC_ON_CU | OPAL_PROC_ON_NODE;
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#endif
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OPAL_OUTPUT_VERBOSE((1, opal_pmix_base_framework.framework_output,
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"%s pmix:s2 proc %s locality %s",
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OPAL_NAME_PRINT(OPAL_PROC_MY_NAME),
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OPAL_NAME_PRINT(s2_pname),
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opal_hwloc_base_print_locality(locality)));
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OBJ_CONSTRUCT(&kvn, opal_value_t);
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kvn.key = strdup(OPAL_DSTORE_LOCALITY);
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kvn.type = OPAL_UINT16;
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kvn.data.uint16 = locality;
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(void)opal_dstore.store(opal_dstore_internal, &s2_pname, &kvn);
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OBJ_DESTRUCT(&kvn);
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}
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}
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return OPAL_SUCCESS;
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}
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static int s2_get(const opal_process_name_t *id,
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const char *key,
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opal_value_t **kv)
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{
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int rc;
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rc = opal_pmix_base_cache_keys_locally(id, key, kv, pmix_kvs_name, pmix_vallen_max, kvs_get);
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return rc;
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}
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static int s2_publish(const char service_name[],
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opal_list_t *info,
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const char port[])
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{
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int rc;
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if (PMI2_SUCCESS != (rc = PMI2_Nameserv_publish(service_name, NULL, port))) {
|
|
OPAL_PMI_ERROR(rc, "PMI2_Nameserv_publish");
|
|
return OPAL_ERROR;
|
|
}
|
|
return OPAL_SUCCESS;
|
|
}
|
|
|
|
static int s2_lookup(const char service_name[],
|
|
opal_list_t *info,
|
|
char port[], int portLen)
|
|
{
|
|
int rc;
|
|
|
|
if (PMI2_SUCCESS != (rc = PMI2_Nameserv_lookup(service_name, NULL, port, portLen))) {
|
|
OPAL_PMI_ERROR(rc, "PMI2_Nameserv_lookup");
|
|
return OPAL_ERROR;
|
|
}
|
|
|
|
return OPAL_SUCCESS;
|
|
}
|
|
|
|
static int s2_unpublish(const char service_name[],
|
|
opal_list_t *info)
|
|
{
|
|
int rc;
|
|
|
|
if (PMI2_SUCCESS != (rc = PMI2_Nameserv_unpublish(service_name, NULL))) {
|
|
OPAL_PMI_ERROR(rc, "PMI2_Nameserv_unpublish");
|
|
return OPAL_ERROR;
|
|
}
|
|
return OPAL_SUCCESS;;
|
|
}
|
|
|
|
static bool s2_get_attr(const char *attr, opal_value_t **kv)
|
|
{
|
|
opal_value_t *kp;
|
|
|
|
if (0 == strcmp(PMIX_JOBID, attr)) {
|
|
kp = OBJ_NEW(opal_value_t);
|
|
kp->key = strdup(attr);
|
|
kp->type = OPAL_UINT32;
|
|
kp->data.uint32 = s2_jobid;
|
|
*kv = kp;
|
|
return true;
|
|
}
|
|
|
|
if (0 == strcmp(PMIX_RANK, attr)) {
|
|
kp = OBJ_NEW(opal_value_t);
|
|
kp->key = strdup(attr);
|
|
kp->type = OPAL_UINT32;
|
|
kp->data.uint32 = s2_rank;
|
|
*kv = kp;
|
|
return true;
|
|
}
|
|
|
|
if (0 == strcmp(PMIX_UNIV_SIZE, attr)) {
|
|
kp = OBJ_NEW(opal_value_t);
|
|
kp->key = strdup(attr);
|
|
kp->type = OPAL_UINT32;
|
|
kp->data.uint32 = s2_usize;
|
|
*kv = kp;
|
|
return true;
|
|
}
|
|
|
|
if (0 == strcmp(PMIX_JOB_SIZE, attr)) {
|
|
kp = OBJ_NEW(opal_value_t);
|
|
kp->key = strdup(attr);
|
|
kp->type = OPAL_UINT32;
|
|
kp->data.uint32 = s2_jsize;
|
|
*kv = kp;
|
|
return true;
|
|
}
|
|
|
|
if (0 == strcmp(PMIX_LOCAL_SIZE, attr)) {
|
|
kp = OBJ_NEW(opal_value_t);
|
|
kp->key = strdup(attr);
|
|
kp->type = OPAL_UINT32;
|
|
kp->data.uint32 = s2_nlranks;
|
|
*kv = kp;
|
|
return true;
|
|
}
|
|
|
|
if (0 == strcmp(PMIX_APPNUM, attr)) {
|
|
kp = OBJ_NEW(opal_value_t);
|
|
kp->key = strdup(attr);
|
|
kp->type = OPAL_UINT32;
|
|
kp->data.uint32 = s2_appnum;
|
|
*kv = kp;
|
|
return true;
|
|
}
|
|
|
|
if (0 == strcmp(PMIX_LOCAL_RANK, attr)) {
|
|
kp = OBJ_NEW(opal_value_t);
|
|
kp->key = strdup(attr);
|
|
kp->type = OPAL_UINT32;
|
|
kp->data.uint32 = s2_lrank;
|
|
*kv = kp;
|
|
return true;
|
|
}
|
|
|
|
if (0 == strcmp(PMIX_NODE_RANK, attr)) {
|
|
kp = OBJ_NEW(opal_value_t);
|
|
kp->key = strdup(attr);
|
|
kp->type = OPAL_UINT32;
|
|
kp->data.uint32 = s2_nrank;
|
|
*kv = kp;
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
static char* pmix_error(int pmix_err)
|
|
{
|
|
char * err_msg;
|
|
|
|
switch(pmix_err) {
|
|
case PMI2_FAIL: err_msg = "Operation failed"; break;
|
|
case PMI2_ERR_INIT: err_msg = "PMI is not initialized"; break;
|
|
case PMI2_ERR_NOMEM: err_msg = "Input buffer not large enough"; break;
|
|
case PMI2_ERR_INVALID_ARG: err_msg = "Invalid argument"; break;
|
|
case PMI2_ERR_INVALID_KEY: err_msg = "Invalid key argument"; break;
|
|
case PMI2_ERR_INVALID_KEY_LENGTH: err_msg = "Invalid key length argument"; break;
|
|
case PMI2_ERR_INVALID_VAL: err_msg = "Invalid value argument"; break;
|
|
case PMI2_ERR_INVALID_VAL_LENGTH: err_msg = "Invalid value length argument"; break;
|
|
case PMI2_ERR_INVALID_LENGTH: err_msg = "Invalid length argument"; break;
|
|
case PMI2_ERR_INVALID_NUM_ARGS: err_msg = "Invalid number of arguments"; break;
|
|
case PMI2_ERR_INVALID_ARGS: err_msg = "Invalid args argument"; break;
|
|
case PMI2_ERR_INVALID_NUM_PARSED: err_msg = "Invalid num_parsed length argument"; break;
|
|
case PMI2_ERR_INVALID_KEYVALP: err_msg = "Invalid keyvalp argument"; break;
|
|
case PMI2_ERR_INVALID_SIZE: err_msg = "Invalid size argument"; break;
|
|
case PMI2_SUCCESS: err_msg = "Success"; break;
|
|
default: err_msg = "Unkown error";
|
|
}
|
|
return err_msg;
|
|
}
|