1
1
openmpi/opal/mca/pmix/cray/pmix_cray.c
Howard Pritchard 9a2891f2d6 handle PMIX_LOCAL_SIZE attr arg in cray pmix
This commit was SVN r32645.
2014-08-29 21:18:02 +00:00

721 строка
21 KiB
C

/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2007 The Trustees of Indiana University.
* All rights reserved.
* Copyright (c) 2011 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2011-2013 Los Alamos National Security, LLC. All
* rights reserved.
* Copyright (c) 2013-2014 Intel, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "opal_config.h"
#include "opal/constants.h"
#include "opal/types.h"
#include "opal_stdint.h"
#include "opal/mca/hwloc/base/base.h"
#include "opal/util/output.h"
#include "opal/util/proc.h"
#include "opal/util/output.h"
#include "opal/util/show_help.h"
#include <string.h>
#include <pmi.h>
#include <pmi2.h>
#include "opal/mca/pmix/base/base.h"
#include "pmix_cray.h"
typedef struct {
uint32_t jid;
uint32_t vid;
} pmix_pname_t;
static int cray_init(void);
static int cray_fini(void);
static bool cray_initialized(void);
static int cray_abort(int flag, const char msg[]);
static int cray_spawn(int count, const char * cmds[],
int argcs[], const char ** argvs[],
const int maxprocs[],
opal_list_t *info_keyval_vector,
opal_list_t *preput_keyval_vector,
char jobId[], int jobIdSize,
int errors[]);
static int cray_job_connect(const char jobId[]);
static int cray_job_disconnect(const char jobId[]);
static int cray_put(opal_pmix_scope_t scope, opal_value_t *kv);
static int cray_fence(opal_process_name_t *procs, size_t nprocs);
static int cray_get(const opal_identifier_t *id,
const char *key,
opal_value_t **kv);
static int cray_publish(const char service_name[],
opal_list_t *info,
const char port[]);
static int cray_lookup(const char service_name[],
opal_list_t *info,
char port[], int portLen);
static int cray_unpublish(const char service_name[],
opal_list_t *info);
static bool cray_get_attr(const char *attr, opal_value_t **kv);
static int kvs_get(const char key[], char value [], int maxvalue);
#if 0
static int cray_get_jobid(char jobId[], int jobIdSize);
static int cray_get_rank(int *rank);
static int cray_get_size(opal_pmix_scope_t scope, int *size);
static int cray_get_appnum(int *appnum);
static int cray_local_info(int vpid, int **ranks_ret,
int *procs_ret, char **error);
#endif
const opal_pmix_base_module_t opal_pmix_cray_module = {
cray_init,
cray_fini,
cray_initialized,
cray_abort,
cray_fence,
NULL,
cray_put,
cray_get,
NULL,
cray_publish,
cray_lookup,
cray_unpublish,
cray_get_attr,
NULL,
cray_spawn,
cray_job_connect,
cray_job_disconnect,
NULL,
NULL
};
// usage accounting
static int pmix_init_count = 0;
// PMI constant values:
static int pmix_kvslen_max = 0;
static int pmix_keylen_max = 0;
static int pmix_vallen_max = 0;
// Job environment description
static int pmix_size = 0;
static int pmix_rank = 0;
static int pmix_lrank = 0;
static int pmix_nrank = 0;
static int pmix_nlranks = 0;
static int pmix_appnum = 0;
static int pmix_usize = 0;
static char *pmix_kvs_name = NULL;
static int *pmix_lranks = NULL;
static pmix_pname_t pmix_pname;
static uint32_t pmix_jobid = -1;
static char* pmix_packed_data = NULL;
static int pmix_packed_data_offset = 0;
static int pmix_pack_key = 0;
static bool pmix_got_modex_data = false;
static char* pmix_error(int pmix_err);
#define OPAL_PMI_ERROR(pmi_err, pmi_func) \
do { \
opal_output(0, "%s [%s:%d:%s]: %s\n", \
pmi_func, __FILE__, __LINE__, __func__, \
pmix_error(pmi_err)); \
} while(0);
static int cray_init(void)
{
int i, spawned, size, rank, appnum, my_node;
int rc, ret = OPAL_ERROR;
char *pmapping = NULL;
char buf[PMI2_MAX_ATTRVALUE];
int found;
uint32_t jobfam;
/* if we can't startup PMI, we can't be used */
if ( PMI2_Initialized () ) {
return OPAL_SUCCESS;
}
size = -1;
rank = -1;
appnum = -1;
if (PMI_SUCCESS != (rc = PMI2_Init(&spawned, &size, &rank, &appnum))) {
opal_show_help("help-pmix-base.txt", "pmix2-init-failed", true, rc);
return OPAL_ERROR;
}
if( size < 0 || rank < 0 ){
opal_show_help("help-pmix-base.txt", "pmix2-init-returned-bad-values", true);
goto err_exit;
}
pmix_size = size;
pmix_rank = rank;
pmix_appnum = appnum;
pmix_vallen_max = PMI2_MAX_VALLEN;
pmix_kvslen_max = PMI2_MAX_VALLEN; // FIX ME: What to put here for versatility?
pmix_keylen_max = PMI2_MAX_KEYLEN;
rc = PMI2_Info_GetJobAttr("universeSize", buf, 16, &found);
if( PMI_SUCCESS != rc ) {
OPAL_PMI_ERROR(rc, "PMI_Get_universe_size");
goto err_exit;
}
pmix_usize = atoi(buf);
pmix_kvs_name = (char*)malloc(pmix_kvslen_max);
if( pmix_kvs_name == NULL ){
PMI2_Finalize();
ret = OPAL_ERR_OUT_OF_RESOURCE;
goto err_exit;
}
rc = PMI2_Job_GetId(pmix_kvs_name, pmix_kvslen_max);
if( PMI_SUCCESS != rc ) {
OPAL_PMI_ERROR(rc, "PMI2_Job_GetId");
goto err_exit;
}
rc = sscanf(pmix_kvs_name,"kvs_%u",&jobfam);
if (rc != 1) {
OPAL_PMI_ERROR(rc, "PMI2_Job_GetId");
rc = OPAL_ERROR;
goto err_exit;
}
pmix_jobid = jobfam << 16;
/* store our name in the opal_proc_t so that
* debug messages will make sense - an upper
* layer will eventually overwrite it, but that
* won't do any harm */
pmix_pname.jid = pmix_jobid;
pmix_pname.vid = pmix_rank;
opal_proc_set_name((opal_process_name_t*)&pmix_pname);
opal_output_verbose(10, opal_pmix_base_framework.framework_output,
"%s pmix:cray: assigned tmp name %d %d pmix_kvs_name %s",
OPAL_NAME_PRINT(*(opal_process_name_t*)&pmix_pname),pmix_pname.jid,pmix_pname.vid,pmix_kvs_name);
pmapping = (char*)malloc(PMI2_MAX_VALLEN);
if( pmapping == NULL ){
rc = OPAL_ERR_OUT_OF_RESOURCE;
OPAL_ERROR_LOG(rc);
return rc;
}
rc = PMI2_Info_GetJobAttr("PMI_process_mapping", pmapping, PMI2_MAX_VALLEN, &found);
if( !found || PMI_SUCCESS != rc ) {
OPAL_PMI_ERROR(rc,"PMI2_Info_GetJobAttr");
return OPAL_ERROR;
}
pmix_lranks = pmix_cray_parse_pmap(pmapping, pmix_rank, &my_node, &pmix_nlranks);
if (NULL == pmix_lranks) {
rc = OPAL_ERR_OUT_OF_RESOURCE;
OPAL_ERROR_LOG(rc);
return rc;
}
free(pmapping);
/* find ourselves */
for (i=0; i < pmix_nlranks; i++) {
if (pmix_rank == pmix_lranks[i]) {
pmix_lrank = i;
pmix_nrank = my_node;
break;
}
}
return OPAL_SUCCESS;
err_exit:
PMI2_Finalize();
return ret;
}
static int cray_fini(void) {
if (0 == pmix_init_count) {
return OPAL_SUCCESS;
}
if (0 == --pmix_init_count) {
PMI2_Finalize();
}
if (NULL != pmix_kvs_name) {
free(pmix_kvs_name);
pmix_kvs_name = NULL;
}
if (NULL != pmix_lranks) {
free(pmix_lranks);
}
return OPAL_SUCCESS;
}
static bool cray_initialized(void)
{
if (0 < pmix_init_count) {
return true;
}
return false;
}
static int cray_abort(int status, const char *msg)
{
return PMI2_Abort(status, msg);
}
static int cray_spawn(int count, const char * cmds[],
int argcs[], const char ** argvs[],
const int maxprocs[],
opal_list_t *info_keyval_vector,
opal_list_t *preput_keyval_vector,
char jobId[], int jobIdSize,
int errors[])
{
return OPAL_ERR_NOT_IMPLEMENTED;
}
#if 0
static int cray_get_jobid(char jobId[], int jobIdSize)
{
return PMI2_Job_GetId(jobId,jobIdSize);
}
static int cray_get_rank(int *rank)
{
*rank = pmix_rank;
return OPAL_SUCCESS;
}
static int cray_get_size(opal_pmix_scope_t scope, int *size)
{
*size = pmix_size;
return OPAL_SUCCESS;
}
static int cray_get_appnum(int *appnum)
{
*appnum = pmix_appnum;
return OPAL_SUCCESS;
}
#endif
static int cray_job_connect(const char jobId[])
{
return OPAL_ERR_NOT_IMPLEMENTED;
}
static int cray_job_disconnect(const char jobId[])
{
return OPAL_ERR_NOT_IMPLEMENTED;
}
static int kvs_put(const char key[], const char value[])
{
int rc;
opal_output_verbose(10, opal_pmix_base_framework.framework_output,
"%s pmix:cray kvs_put key %s value %s",
OPAL_NAME_PRINT(OPAL_PROC_MY_NAME), key, value);
rc = PMI2_KVS_Put(key, value);
if( PMI_SUCCESS != rc ){
OPAL_PMI_ERROR(rc, "PMI2_KVS_Put");
return OPAL_ERROR;
}
return OPAL_SUCCESS;
}
static int cray_put(opal_pmix_scope_t scope,
opal_value_t *kv)
{
int rc;
char* buffer_to_put;
int rem_offset = 0;
int data_to_put = 0;
opal_output_verbose(10, opal_pmix_base_framework.framework_output,
"%s pmix:cray cray_put my name is %ld\n",
OPAL_NAME_PRINT(OPAL_PROC_MY_NAME), opal_proc_local_get()->proc_name);
if (OPAL_SUCCESS != (rc = opal_pmix_base_store_encoded (kv->key, (void*)&kv->data, kv->type,
&pmix_packed_data, &pmix_packed_data_offset))) {
OPAL_ERROR_LOG(rc);
return rc;
}
if (pmix_packed_data_offset == 0) {
/* nothing to write */
return OPAL_SUCCESS;
}
if (pmix_packed_data_offset < pmix_vallen_max) {
/* this meta-key is still being filled,
* nothing to put yet
*/
return OPAL_SUCCESS;
}
/* encode only full filled meta keys */
rem_offset = pmix_packed_data_offset % pmix_vallen_max;
data_to_put = pmix_packed_data_offset - rem_offset;
buffer_to_put = (char*)malloc(data_to_put);
memcpy(buffer_to_put, pmix_packed_data, data_to_put);
opal_pmix_base_commit_packed (buffer_to_put, data_to_put, pmix_vallen_max, &pmix_pack_key, kvs_put);
free(buffer_to_put);
pmix_packed_data_offset = rem_offset;
if (0 == pmix_packed_data_offset) {
free(pmix_packed_data);
pmix_packed_data = NULL;
} else {
memmove (pmix_packed_data, pmix_packed_data + data_to_put, pmix_packed_data_offset);
pmix_packed_data = realloc (pmix_packed_data, pmix_packed_data_offset);
}
return rc;
}
static int cray_fence(opal_process_name_t *procs, size_t nprocs)
{
int rc;
int32_t i;
opal_value_t *kp, kvn;
opal_hwloc_locality_t locality;
opal_output_verbose(10, opal_pmix_base_framework.framework_output,
"%s pmix:cray called fence",
OPAL_NAME_PRINT(OPAL_PROC_MY_NAME));
/* check if there is partially filled meta key and put them */
if (0 != pmix_packed_data_offset && NULL != pmix_packed_data) {
opal_pmix_base_commit_packed(pmix_packed_data, pmix_packed_data_offset, pmix_vallen_max, &pmix_pack_key, kvs_put);
pmix_packed_data_offset = 0;
free(pmix_packed_data);
pmix_packed_data = NULL;
}
if (PMI_SUCCESS != (rc = PMI2_KVS_Fence())) {
OPAL_PMI_ERROR(rc, "PMI2_KVS_Fence");
return OPAL_ERROR;
}
opal_output_verbose(10, opal_pmix_base_framework.framework_output,
"%s pmix:cray kvs_fence complete",
OPAL_NAME_PRINT(OPAL_PROC_MY_NAME));
/* get the modex data from each local process and set the
* localities to avoid having the MPI layer fetch data
* for every process in the job */
if (!pmix_got_modex_data) {
pmix_got_modex_data = true;
/* we only need to set locality for each local rank as "not found"
* equates to "non-local" */
for (i=0; i < pmix_nlranks; i++) {
pmix_pname.vid = i;
rc = opal_pmix_base_cache_keys_locally((opal_identifier_t*)&pmix_pname, OPAL_DSTORE_CPUSET,
&kp, pmix_kvs_name, pmix_vallen_max, kvs_get);
if (OPAL_SUCCESS != rc) {
OPAL_ERROR_LOG(rc);
return rc;
}
#if OPAL_HAVE_HWLOC
if (NULL == kp || NULL == kp->data.string) {
/* if we share a node, but we don't know anything more, then
* mark us as on the node as this is all we know
*/
locality = OPAL_PROC_ON_CLUSTER | OPAL_PROC_ON_CU | OPAL_PROC_ON_NODE;
} else {
/* determine relative location on our node */
locality = opal_hwloc_base_get_relative_locality(opal_hwloc_topology,
opal_process_info.cpuset,
kp->data.string);
}
if (NULL != kp) {
OBJ_RELEASE(kp);
}
#else
/* all we know is we share a node */
locality = OPAL_PROC_ON_CLUSTER | OPAL_PROC_ON_CU | OPAL_PROC_ON_NODE;
#endif
OPAL_OUTPUT_VERBOSE((1, opal_pmix_base_framework.framework_output,
"%s pmix:s2 proc %s locality %s",
OPAL_NAME_PRINT(OPAL_PROC_MY_NAME),
OPAL_NAME_PRINT(*(opal_identifier_t*)&pmix_pname),
opal_hwloc_base_print_locality(locality)));
OBJ_CONSTRUCT(&kvn, opal_value_t);
kvn.key = strdup(OPAL_DSTORE_LOCALITY);
kvn.type = OPAL_UINT16;
kvn.data.uint16 = locality;
(void)opal_dstore.store(opal_dstore_internal, (opal_identifier_t*)&pmix_pname, &kvn);
OBJ_DESTRUCT(&kvn);
}
}
return OPAL_SUCCESS;
}
#if 0
static int cray_fence(opal_process_name_t *procs, size_t nprocs)
{
int rc;
/* check if there is partially filled meta key and put them */
if (0 != pmix_packed_data_offset && NULL != pmix_packed_data) {
opal_pmix_base_commit_packed(pmix_packed_data, pmix_packed_data_offset, pmix_vallen_max, &pmix_pack_key, kvs_put);
pmix_packed_data_offset = 0;
free(pmix_packed_data);
pmix_packed_data = NULL;
}
if (PMI_SUCCESS != (rc = PMI2_KVS_Fence())) {
OPAL_PMI_ERROR(rc, "PMI2_KVS_Fence");
return OPAL_ERROR;
}
return OPAL_SUCCESS;
}
#endif
static int kvs_get(const char key[], char value [], int maxvalue)
{
int rc;
int len;
rc = PMI2_KVS_Get(pmix_kvs_name, PMI2_ID_NULL, key, value, maxvalue, &len);
if( PMI_SUCCESS != rc ){
OPAL_PMI_ERROR(rc, "PMI2_KVS_Get");
return OPAL_ERROR;
}
return OPAL_SUCCESS;
}
static int cray_get(const opal_identifier_t *id, const char *key, opal_value_t **kv)
{
int rc;
rc = opal_pmix_base_cache_keys_locally(id, key, kv, pmix_kvs_name, pmix_vallen_max, kvs_get);
if (NULL == *kv) {
return OPAL_ERROR;
}
return rc;
}
static int cray_publish(const char service_name[],
opal_list_t *info,
const char port[])
{
int rc;
if (PMI_SUCCESS != (rc = PMI2_Nameserv_publish(service_name, NULL, port))) {
OPAL_PMI_ERROR(rc, "PMI2_Nameserv_publish");
return OPAL_ERROR;
}
return OPAL_SUCCESS;
}
static int cray_lookup(const char service_name[],
opal_list_t *info,
char port[], int portLen)
{
int rc;
if (PMI_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 cray_unpublish(const char service_name[],
opal_list_t *info)
{
int rc;
if (PMI_SUCCESS != (rc = PMI2_Nameserv_unpublish(service_name, NULL))) {
OPAL_PMI_ERROR(rc, "PMI2_Nameserv_unpublish");
return OPAL_ERROR;
}
return OPAL_SUCCESS;;
}
static bool cray_get_attr(const char *attr, opal_value_t **kv)
{
int rc, i;
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 = pmix_jobid;
*kv = kp;
return true;
}
if (0 == strcmp(PMIX_RANK, attr)) {
rc = PMI_Get_rank(&i);
if( PMI_SUCCESS != rc ) {
OPAL_PMI_ERROR(rc, "PMI_Get_rank");
return false;
}
kp = OBJ_NEW(opal_value_t);
kp->key = strdup(attr);
kp->type = OPAL_UINT32;
kp->data.uint32 = i;
*kv = kp;
return true;
}
if (0 == strcmp(PMIX_UNIV_SIZE, attr)) {
rc = PMI_Get_universe_size(&i);
if( PMI_SUCCESS != rc ) {
OPAL_PMI_ERROR(rc, "PMI_Get_universe_size");
return false;
}
kp = OBJ_NEW(opal_value_t);
kp->key = strdup(attr);
kp->type = OPAL_UINT32;
kp->data.uint32 = i;
*kv = kp;
return true;
}
if (0 == strcmp(PMIX_JOB_SIZE, attr)) {
rc = PMI_Get_size(&i);
if( PMI_SUCCESS != rc ) {
OPAL_PMI_ERROR(rc, "PMI_Get_size");
return false;
}
kp = OBJ_NEW(opal_value_t);
kp->key = strdup(attr);
kp->type = OPAL_UINT32;
kp->data.uint32 = i;
*kv = kp;
return true;
}
if (0 == strcmp(PMIX_APPNUM, attr)) {
rc = PMI_Get_appnum(&i);
if( PMI_SUCCESS != rc ) {
OPAL_PMI_ERROR(rc, "PMI_Get_appnum");
return false;
}
kp = OBJ_NEW(opal_value_t);
kp->key = strdup(attr);
kp->type = OPAL_UINT32;
kp->data.uint32 = i;
*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 = pmix_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 = pmix_nrank;
*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 = pmix_nlranks;
*kv = kp;
return true;
}
return OPAL_ERR_NOT_IMPLEMENTED;
}
#if 0
static int cray_local_info(int vpid, int **ranks_ret,
int *procs_ret, char **error)
{
int *ranks;
int procs = -1;
int rc;
char *pmapping = (char*)malloc(PMI2_MAX_VALLEN);
if( pmapping == NULL ){
*error = "mca_common_pmix_local_info: could not get memory for PMIv2 process mapping";
return OPAL_ERR_OUT_OF_RESOURCE;
}
int found;
int my_node;
rc = PMI2_Info_GetJobAttr("PMI_process_mapping", pmapping, PMI2_MAX_VALLEN, &found);
if( !found || PMI_SUCCESS != rc ) {
/* can't check PMI_SUCCESS as some folks (i.e., Cray) don't define it */
OPAL_PMI_ERROR(rc,"PMI2_Info_GetJobAttr");
*error = "mca_common_pmix_local_info: could not get PMI_process_mapping";
return OPAL_ERROR;
}
ranks = pmix_cray_parse_pmap(pmapping, vpid, &my_node, &procs);
if (NULL == ranks) {
*error = "mca_common_pmix_local_info: could not get memory for PMIv2 local ranks";
return OPAL_ERR_OUT_OF_RESOURCE;
}
free(pmapping);
*ranks_ret = ranks;
*procs_ret = procs;
return OPAL_SUCCESS;
}
#endif
static char* pmix_error(int pmix_err)
{
char * err_msg;
switch(pmix_err) {
case PMI_FAIL: err_msg = "Operation failed"; break;
case PMI_ERR_INIT: err_msg = "PMI is not initialized"; break;
case PMI_ERR_NOMEM: err_msg = "Input buffer not large enough"; break;
case PMI_ERR_INVALID_ARG: err_msg = "Invalid argument"; break;
case PMI_ERR_INVALID_KEY: err_msg = "Invalid key argument"; break;
case PMI_ERR_INVALID_KEY_LENGTH: err_msg = "Invalid key length argument"; break;
case PMI_ERR_INVALID_VAL: err_msg = "Invalid value argument"; break;
case PMI_ERR_INVALID_VAL_LENGTH: err_msg = "Invalid value length argument"; break;
case PMI_ERR_INVALID_LENGTH: err_msg = "Invalid length argument"; break;
case PMI_ERR_INVALID_NUM_ARGS: err_msg = "Invalid number of arguments"; break;
case PMI_ERR_INVALID_ARGS: err_msg = "Invalid args argument"; break;
case PMI_ERR_INVALID_NUM_PARSED: err_msg = "Invalid num_parsed length argument"; break;
case PMI_ERR_INVALID_KEYVALP: err_msg = "Invalid keyvalp argument"; break;
case PMI_ERR_INVALID_SIZE: err_msg = "Invalid size argument"; break;
#if defined(PMI_ERR_INVALID_KVS)
/* pmi.h calls this a valid return code but mpich doesn't define it (slurm does). */
case PMI_ERR_INVALID_KVS: err_msg = "Invalid kvs argument"; break;
#endif
case PMI_SUCCESS: err_msg = "Success"; break;
default: err_msg = "Unkown error";
}
return err_msg;
}