static int test_item4(void)
{
int rc = 0;
int val = 0;
int *ranks = NULL;
int i = 0;
val = -1;
if (PMI_SUCCESS != (rc = PMI_Get_clique_size(&val))) {
log_fatal("PMI_Get_clique_size failed: %d\n", rc);
return rc;
}
log_info("PMI_Get_clique_size=%d\n", val);
log_assert((0 < val) && (val <= size), "");
ranks = alloca(val*sizeof(int));
if (!ranks) {
return PMI_FAIL;
}
memset(ranks, (-1), val*sizeof(int));
if (PMI_SUCCESS != (rc = PMI_Get_clique_ranks(ranks, val))) {
log_fatal("PMI_Get_clique_ranks failed: %d\n", rc);
return rc;
}
for (i = 0; i < val; i++) {
if (!((0 <= ranks[i]) && (ranks[i] < size))) {
log_fatal("found invalid value in ranks array: ranks[%d]=%d\n", i, ranks[i]);
return rc;
}
}
return rc;
}
/*** MODEX SECTION ***/
static int modex(orte_grpcomm_collective_t *coll)
{
int *local_ranks, local_rank_count;
opal_hwloc_locality_t locality;
const char *cpuset;
orte_process_name_t name;
orte_vpid_t v;
bool local;
int rc, i;
OPAL_OUTPUT_VERBOSE((1, orte_grpcomm_base_framework.framework_output,
"%s grpcomm:pmi: modex entered",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)));
/* discover the local ranks */
#if WANT_PMI2_SUPPORT
{
char *pmapping = (char*)malloc(PMI2_MAX_VALLEN);
int found, sid, nodes, k;
orte_vpid_t n;
char *p;
rc = PMI2_Info_GetJobAttr("PMI_process_mapping", pmapping, PMI2_MAX_VALLEN, &found);
if (!found || PMI_SUCCESS != rc) { /* can't check PMI2_SUCCESS as some folks (i.e., Cray) don't define it */
opal_output(0, "%s could not get PMI_process_mapping (PMI2_Info_GetJobAttr() failed)",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME));
return ORTE_ERROR;
}
i = 0; n = 0; local_rank_count = 0;
if (NULL != (p = strstr(pmapping, "(vector"))) {
while (NULL != (p = strstr(p+1, ",("))) {
if (3 == sscanf(p, ",(%d,%d,%d)", &sid, &nodes, &local_rank_count)) {
for (k = 0; k < nodes; k++) {
if ((ORTE_PROC_MY_NAME->vpid >= n) &&
(ORTE_PROC_MY_NAME->vpid < (n + local_rank_count))) {
break;
}
n += local_rank_count;
}
}
}
}
free(pmapping);
if (local_rank_count > 0) {
local_ranks = (int*)malloc(local_rank_count * sizeof(int));
for (i=0; i < local_rank_count; i++) {
local_ranks[i] = n + i;
}
}
if (NULL == local_ranks) {
opal_output(0, "%s could not get PMI_process_mapping",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME));
return ORTE_ERROR;
}
}
#else
rc = PMI_Get_clique_size (&local_rank_count);
if (PMI_SUCCESS != rc) {
ORTE_ERROR_LOG(ORTE_ERROR);
return ORTE_ERROR;
}
local_ranks = calloc (local_rank_count, sizeof (int));
if (NULL == local_ranks) {
ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE);
return ORTE_ERR_OUT_OF_RESOURCE;
}
rc = PMI_Get_clique_ranks (local_ranks, local_rank_count);
if (PMI_SUCCESS != rc) {
ORTE_ERROR_LOG(ORTE_ERROR);
return ORTE_ERROR;
}
#endif
/* our RTE data was constructed and pushed in the ESS pmi component */
/* commit our modex info */
opal_db.commit((opal_identifier_t *)ORTE_PROC_MY_NAME);
/* cycle thru all my peers and collect their RTE info */
name.jobid = ORTE_PROC_MY_NAME->jobid;
for (v=0; v < orte_process_info.num_procs; v++) {
if (v == ORTE_PROC_MY_NAME->vpid) {
continue;
}
name.vpid = v;
/* check if this is a local process */
for (i = 0, local = false ; i < local_rank_count ; ++i) {
if ((orte_vpid_t) local_ranks[i] == v) {
local = true;
break;
}
}
/* compute and store the locality as it isn't something that gets pushed to PMI - doing
* this here will prevent the MPI layer from fetching data for all ranks
*/
if (local) {
if (ORTE_SUCCESS != (rc = opal_db.fetch_pointer((opal_identifier_t*)&name, OPAL_DB_CPUSET,
(void **)&cpuset, OPAL_STRING))) {
ORTE_ERROR_LOG(rc);
return rc;
}
if (NULL == cpuset) {
/* 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_NODE;
} else {
/* determine relative location on our node */
locality = opal_hwloc_base_get_relative_locality(opal_hwloc_topology,
orte_process_info.cpuset,
(char *) cpuset);
}
} else {
/* this is on a different node, then mark as non-local */
locality = OPAL_PROC_NON_LOCAL;
}
OPAL_OUTPUT_VERBOSE((1, orte_grpcomm_base_framework.framework_output,
"%s grpcomm:pmi proc %s locality %s",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
ORTE_NAME_PRINT(&name), opal_hwloc_base_print_locality(locality)));
if (ORTE_SUCCESS != (rc = opal_db.store((opal_identifier_t*)&name, OPAL_SCOPE_INTERNAL,
OPAL_DB_LOCALITY, &locality, OPAL_HWLOC_LOCALITY_T))) {
ORTE_ERROR_LOG(rc);
return rc;
}
}
/* execute the callback */
coll->active = false;
if (NULL != coll->cbfunc) {
coll->cbfunc(NULL, coll->cbdata);
}
return rc;
}
static int s1_init(void)
{
PMI_BOOL initialized;
int spawned;
int rc, ret = OPAL_ERROR;
int i, rank, lrank, nrank;
char *pmix_id, tmp[64];
opal_value_t kv;
char *str;
uint32_t ui32;
opal_process_name_t ldr;
char **localranks=NULL;
if (PMI_SUCCESS != (rc = PMI_Initialized(&initialized))) {
OPAL_PMI_ERROR(rc, "PMI_Initialized");
return OPAL_ERROR;
}
if (PMI_TRUE != initialized && PMI_SUCCESS != (rc = PMI_Init(&spawned))) {
OPAL_PMI_ERROR(rc, "PMI_Init");
return OPAL_ERROR;
}
// setup hash table
opal_pmix_base_hash_init();
// Initialize space demands
rc = PMI_KVS_Get_value_length_max(&pmix_vallen_max);
if (PMI_SUCCESS != rc) {
OPAL_PMI_ERROR(rc, "PMI_KVS_Get_value_length_max");
goto err_exit;
}
pmix_vallen_threshold = pmix_vallen_max * 3;
pmix_vallen_threshold >>= 2;
rc = PMI_KVS_Get_name_length_max(&pmix_kvslen_max);
if (PMI_SUCCESS != rc) {
OPAL_PMI_ERROR(rc, "PMI_KVS_Get_name_length_max");
goto err_exit;
}
rc = PMI_KVS_Get_key_length_max(&pmix_keylen_max);
if (PMI_SUCCESS != rc) {
OPAL_PMI_ERROR(rc, "PMI_KVS_Get_key_length_max");
goto err_exit;
}
// Initialize job environment information
pmix_id = (char*)malloc(pmix_vallen_max);
if (pmix_id == NULL) {
ret = OPAL_ERR_OUT_OF_RESOURCE;
goto err_exit;
}
/* Get domain id */
if (PMI_SUCCESS != (rc = PMI_Get_kvs_domain_id(pmix_id, pmix_vallen_max))) {
free(pmix_id);
goto err_exit;
}
/* get our rank */
ret = PMI_Get_rank(&rank);
if( PMI_SUCCESS != ret ) {
OPAL_PMI_ERROR(ret, "PMI_Get_rank");
free(pmix_id);
goto err_exit;
}
/* Slurm PMI provides the job id as an integer followed
* by a '.', followed by essentially a stepid. The first integer
* defines an overall job number. The second integer is the number of
* individual jobs we have run within that allocation. */
s1_pname.jobid = strtoul(pmix_id, &str, 10);
s1_pname.jobid = (s1_pname.jobid << 16) & 0xffff0000;
if (NULL != str) {
ui32 = strtoul(str, NULL, 10);
s1_pname.jobid |= (ui32 & 0x0000ffff);
}
ldr.jobid = s1_pname.jobid;
s1_pname.vpid = rank;
/* 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 */
opal_proc_set_name(&s1_pname);
opal_output_verbose(2, opal_pmix_base_framework.framework_output,
"%s pmix:s1: assigned tmp name",
OPAL_NAME_PRINT(s1_pname));
OBJ_CONSTRUCT(&kv, opal_value_t);
kv.key = strdup(OPAL_PMIX_JOBID);
kv.type = OPAL_UINT32;
kv.data.uint32 = s1_pname.jobid;
if (OPAL_SUCCESS != (ret = opal_pmix_base_store(&OPAL_PROC_MY_NAME, &kv))) {
OPAL_ERROR_LOG(ret);
OBJ_DESTRUCT(&kv);
goto err_exit;
}
OBJ_DESTRUCT(&kv);
/* save it */
OBJ_CONSTRUCT(&kv, opal_value_t);
kv.key = strdup(OPAL_PMIX_RANK);
kv.type = OPAL_UINT32;
kv.data.uint32 = rank;
if (OPAL_SUCCESS != (ret = opal_pmix_base_store(&OPAL_PROC_MY_NAME, &kv))) {
OPAL_ERROR_LOG(ret);
OBJ_DESTRUCT(&kv);
goto err_exit;
}
OBJ_DESTRUCT(&kv);
pmix_kvs_name = (char*)malloc(pmix_kvslen_max);
if (pmix_kvs_name == NULL) {
ret = OPAL_ERR_OUT_OF_RESOURCE;
goto err_exit;
}
rc = PMI_KVS_Get_my_name(pmix_kvs_name, pmix_kvslen_max);
if (PMI_SUCCESS != rc) {
OPAL_PMI_ERROR(rc, "PMI_KVS_Get_my_name");
goto err_exit;
}
/* get our local proc info to find our local rank */
if (PMI_SUCCESS != (rc = PMI_Get_clique_size(&nlranks))) {
OPAL_PMI_ERROR(rc, "PMI_Get_clique_size");
return rc;
}
/* save the local size */
OBJ_CONSTRUCT(&kv, opal_value_t);
kv.key = strdup(OPAL_PMIX_LOCAL_SIZE);
kv.type = OPAL_UINT32;
kv.data.uint32 = nlranks;
if (OPAL_SUCCESS != (ret = opal_pmix_base_store(&OPAL_PROC_MY_NAME, &kv))) {
OPAL_ERROR_LOG(ret);
OBJ_DESTRUCT(&kv);
goto err_exit;
}
OBJ_DESTRUCT(&kv);
lrank = 0;
nrank = 0;
ldr.vpid = rank;
if (0 < nlranks) {
/* now get the specific ranks */
lranks = (int*)calloc(nlranks, sizeof(int));
if (NULL == lranks) {
rc = OPAL_ERR_OUT_OF_RESOURCE;
OPAL_ERROR_LOG(rc);
return rc;
}
if (PMI_SUCCESS != (rc = PMI_Get_clique_ranks(lranks, nlranks))) {
OPAL_PMI_ERROR(rc, "PMI_Get_clique_ranks");
free(lranks);
return rc;
}
/* note the local ldr */
ldr.vpid = lranks[0];
/* save this */
memset(tmp, 0, 64);
for (i=0; i < nlranks; i++) {
(void)snprintf(tmp, 64, "%d", lranks[i]);
opal_argv_append_nosize(&localranks, tmp);
if (rank == lranks[i]) {
lrank = i;
nrank = i;
}
}
str = opal_argv_join(localranks, ',');
opal_argv_free(localranks);
OBJ_CONSTRUCT(&kv, opal_value_t);
kv.key = strdup(OPAL_PMIX_LOCAL_PEERS);
kv.type = OPAL_STRING;
kv.data.string = str;
if (OPAL_SUCCESS != (ret = opal_pmix_base_store(&OPAL_PROC_MY_NAME, &kv))) {
OPAL_ERROR_LOG(ret);
OBJ_DESTRUCT(&kv);
goto err_exit;
}
OBJ_DESTRUCT(&kv);
}
/* save the local leader */
OBJ_CONSTRUCT(&kv, opal_value_t);
kv.key = strdup(OPAL_PMIX_LOCALLDR);
kv.type = OPAL_UINT64;
kv.data.uint64 = *(uint64_t*)&ldr;
if (OPAL_SUCCESS != (ret = opal_pmix_base_store(&OPAL_PROC_MY_NAME, &kv))) {
OPAL_ERROR_LOG(ret);
OBJ_DESTRUCT(&kv);
goto err_exit;
}
OBJ_DESTRUCT(&kv);
/* save our local rank */
OBJ_CONSTRUCT(&kv, opal_value_t);
kv.key = strdup(OPAL_PMIX_LOCAL_RANK);
kv.type = OPAL_UINT16;
kv.data.uint16 = lrank;
if (OPAL_SUCCESS != (ret = opal_pmix_base_store(&OPAL_PROC_MY_NAME, &kv))) {
OPAL_ERROR_LOG(ret);
OBJ_DESTRUCT(&kv);
goto err_exit;
}
OBJ_DESTRUCT(&kv);
/* and our node rank */
OBJ_CONSTRUCT(&kv, opal_value_t);
kv.key = strdup(OPAL_PMIX_NODE_RANK);
kv.type = OPAL_UINT16;
kv.data.uint16 = nrank;
if (OPAL_SUCCESS != (ret = opal_pmix_base_store(&OPAL_PROC_MY_NAME, &kv))) {
OPAL_ERROR_LOG(ret);
OBJ_DESTRUCT(&kv);
goto err_exit;
}
OBJ_DESTRUCT(&kv);
/* get universe size */
ret = PMI_Get_universe_size(&i);
if (PMI_SUCCESS != ret) {
OPAL_PMI_ERROR(ret, "PMI_Get_universe_size");
goto err_exit;
}
/* push this into the dstore for subsequent fetches */
OBJ_CONSTRUCT(&kv, opal_value_t);
kv.key = strdup(OPAL_PMIX_UNIV_SIZE);
kv.type = OPAL_UINT32;
kv.data.uint32 = i;
if (OPAL_SUCCESS != (ret = opal_pmix_base_store(&OPAL_PROC_MY_NAME, &kv))) {
OPAL_ERROR_LOG(ret);
OBJ_DESTRUCT(&kv);
goto err_exit;
}
OBJ_DESTRUCT(&kv);
/* get job size */
ret = PMI_Get_size(&i);
if (PMI_SUCCESS != ret) {
OPAL_PMI_ERROR(ret, "PMI_Get_size");
goto err_exit;
}
OBJ_CONSTRUCT(&kv, opal_value_t);
kv.key = strdup(OPAL_PMIX_JOB_SIZE);
kv.type = OPAL_UINT32;
kv.data.uint32 = i;
if (OPAL_SUCCESS != (ret = opal_pmix_base_store(&OPAL_PROC_MY_NAME, &kv))) {
OPAL_ERROR_LOG(ret);
OBJ_DESTRUCT(&kv);
goto err_exit;
}
OBJ_DESTRUCT(&kv);
/* get appnum */
ret = PMI_Get_appnum(&i);
if (PMI_SUCCESS != ret) {
OPAL_PMI_ERROR(ret, "PMI_Get_appnum");
goto err_exit;
}
OBJ_CONSTRUCT(&kv, opal_value_t);
kv.key = strdup(OPAL_PMIX_APPNUM);
kv.type = OPAL_UINT32;
kv.data.uint32 = i;
if (OPAL_SUCCESS != (ret = opal_pmix_base_store(&OPAL_PROC_MY_NAME, &kv))) {
OPAL_ERROR_LOG(ret);
OBJ_DESTRUCT(&kv);
goto err_exit;
}
OBJ_DESTRUCT(&kv);
/* increment the init count */
++pmix_init_count;
return OPAL_SUCCESS;
err_exit:
PMI_Finalize();
return ret;
}
main (int argc, char **argv)
{
int i, j, rc;
int nprocs, procid;
int clique_size, *clique_ranks = NULL;
char *jobid_ptr, *nprocs_ptr, *procid_ptr;
int pmi_rank, pmi_size, kvs_name_len, key_len, val_len;
PMI_BOOL initialized;
char *key, *val, *kvs_name;
struct timeval tv1, tv2;
long delta_t;
char tv_str[20];
gettimeofday(&tv1, NULL);
/* Get process count and our id from environment variables */
jobid_ptr = getenv("SLURM_JOB_ID");
nprocs_ptr = getenv("SLURM_NPROCS");
procid_ptr = getenv("SLURM_PROCID");
if (jobid_ptr == NULL) {
printf("WARNING: PMI test not run under SLURM\n");
nprocs = 1;
procid = 0;
} else if ((nprocs_ptr == NULL) || (procid_ptr == NULL)) {
printf("FAILURE: SLURM environment variables not set\n");
exit(1);
} else {
nprocs = atoi(nprocs_ptr);
procid = atoi(procid_ptr);
}
/* Validate process count and our id */
if ((nprocs < 1) || (nprocs > 9999)) {
printf("FAILURE: Invalid nprocs %s\n", nprocs_ptr);
exit(1);
}
if ((procid < 0) || (procid > 9999)) {
printf("FAILURE: Invalid procid %s\n", procid_ptr);
exit(1);
}
/* Get process count and size from PMI and validate */
if ((rc = PMI_Init(&i)) != PMI_SUCCESS) {
printf("FAILURE: PMI_Init: %d\n", rc);
exit(1);
}
initialized = PMI_FALSE;
if ((rc = PMI_Initialized(&initialized)) != PMI_SUCCESS) {
printf("FAILURE: PMI_Initialized: %d\n", rc);
exit(1);
}
if (initialized != PMI_TRUE) {
printf("FAILURE: PMI_Initialized returned false\n");
exit(1);
}
if ((rc = PMI_Get_rank(&pmi_rank)) != PMI_SUCCESS) {
printf("FAILURE: PMI_Get_rank: %d\n", rc);
exit(1);
}
#if _DEBUG
printf("PMI_Get_rank = %d\n", pmi_rank);
#endif
if ((rc = PMI_Get_size(&pmi_size)) != PMI_SUCCESS) {
printf("FAILURE: PMI_Get_size: %d, task %d\n", rc, pmi_rank);
exit(1);
}
#if _DEBUG
printf("PMI_Get_size = %d\n", pmi_size);
#endif
if (pmi_rank != procid) {
printf("FAILURE: Rank(%d) != PROCID(%d)\n",
pmi_rank, procid);
exit(1);
}
if (pmi_size != nprocs) {
printf("FAILURE: Size(%d) != NPROCS(%d), task %d\n",
pmi_size, nprocs, pmi_rank);
exit(1);
}
if ((rc = PMI_Get_clique_size(&clique_size)) != PMI_SUCCESS) {
printf("FAILURE: PMI_Get_clique_size: %d, task %d\n",
rc, pmi_rank);
exit(1);
}
clique_ranks = malloc(sizeof(int) * clique_size);
if ((rc = PMI_Get_clique_ranks(clique_ranks, clique_size)) !=
PMI_SUCCESS) {
printf("FAILURE: PMI_Get_clique_ranks: %d, task %d\n",
rc, pmi_rank);
exit(1);
}
#if _DEBUG
for (i=0; i<clique_size; i++)
printf("PMI_Get_clique_ranks[%d]=%d\n", i, clique_ranks[i]);
#endif
free(clique_ranks);
if ((rc = PMI_KVS_Get_name_length_max(&kvs_name_len)) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Get_name_length_max: %d, task %d\n",
rc, pmi_rank);
exit(1);
}
#if _DEBUG
printf("PMI_KVS_Get_name_length_max = %d\n", kvs_name_len);
#endif
kvs_name = malloc(kvs_name_len);
if ((rc = PMI_KVS_Get_my_name(kvs_name, kvs_name_len)) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Get_my_name: %d, task %d\n", rc,
pmi_rank);
exit(1);
}
#if _DEBUG
printf("PMI_KVS_Get_my_name = %s\n", kvs_name);
#endif
if ((rc = PMI_KVS_Get_key_length_max(&key_len)) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Get_key_length_max: %d, task %d\n",
rc, pmi_rank);
exit(1);
}
key = malloc(key_len);
if ((rc = PMI_KVS_Get_value_length_max(&val_len)) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Get_value_length_max: %d, task %d\n",
rc, pmi_rank);
exit(1);
}
#if _DEBUG
printf("PMI_KVS_Get_value_length_max = %d\n", val_len);
#endif
val = malloc(val_len);
/* Build and set some key=val pairs */
snprintf(key, key_len, "ATTR_1_%d", procid);
snprintf(val, val_len, "A%d", procid+OFFSET_1);
if ((rc = PMI_KVS_Put(kvs_name, key, val)) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Put(%s,%s,%s): %d, task %d\n",
kvs_name, key, val, rc, pmi_rank);
exit(1);
}
#if _DEBUG
printf("PMI_KVS_Put(%s,%s,%s)\n", kvs_name, key, val);
#endif
snprintf(key, key_len, "attr_2_%d", procid);
snprintf(val, val_len, "B%d", procid+OFFSET_2);
if ((rc = PMI_KVS_Put(kvs_name, key, val)) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Put(%s,%s,%s): %d, task %d\n",
kvs_name, key, val, rc, pmi_rank);
exit(1);
}
#if _DEBUG
printf("PMI_KVS_Put(%s,%s,%s)\n", kvs_name, key, val);
#endif
/* Sync KVS across all tasks */
if ((rc = PMI_KVS_Commit(kvs_name)) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Commit: %d, task %d\n", rc, pmi_rank);
exit(1);
}
#if _DEBUG
printf("PMI_KVS_Commit completed\n");
#endif
if ((rc = PMI_Barrier()) != PMI_SUCCESS) {
printf("FAILURE: PMI_Barrier: %d, task %d\n", rc, pmi_rank);
exit(1);
}
#if _DEBUG
printf("PMI_Barrier completed\n");
#endif
/* Now lets get all keypairs and validate */
for (i=0; i<pmi_size; i++) {
snprintf(key, key_len, "ATTR_1_%d", i);
if ((rc = PMI_KVS_Get(kvs_name, key, val, val_len))
!= PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Get(%s): %d, task %d\n",
key, rc, pmi_rank);
exit(1);
}
if ((val[0] != 'A')
|| ((atoi(&val[1])-OFFSET_1) != i)) {
printf("FAILURE: Bad keypair %s=%s, task %d\n",
key, val, pmi_rank);
exit(1);
}
#if _DEBUG
if ((pmi_size <= 8) && (pmi_rank == 0)) /* limit output */
printf("PMI_KVS_Get(%s,%s) %s\n", kvs_name, key, val);
#endif
snprintf(key, key_len, "attr_2_%d", i);
if ((rc = PMI_KVS_Get(kvs_name, key, val, val_len))
!= PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Get(%s): %d, task %d\n",
key, rc, pmi_rank);
exit(1);
}
if ((val[0] != 'B')
|| ((atoi(&val[1])-OFFSET_2) != i)) {
printf("FAILURE: Bad keypair %s=%s, task %d\n",
key,val, pmi_rank);
exit(1);
}
#if _DEBUG
if ((pmi_size <= 8) && (pmi_rank == 1)) /* limit output */
printf("PMI_KVS_Get(%s,%s) %s\n", kvs_name, key, val);
#endif
}
/* use iterator */
if ((rc = PMI_KVS_Iter_first(kvs_name, key, key_len, val,
val_len)) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_iter_first: %d, task %d\n", rc,
pmi_rank);
exit(1);
}
for (i=0; ; i++) {
if (key[0] == '\0') {
if (i != (pmi_size * 2)) {
printf("FAILURE: PMI_KVS_iter_next "
"cycle count(%d, %d), task %d\n",
i, pmi_size, pmi_rank);
}
break;
}
#if _DEBUG
if ((pmi_size <= 8) && (pmi_rank == 1)) { /* limit output */
printf("PMI_KVS_Iter_next(%s,%d): %s=%s\n", kvs_name,
i, key, val);
}
#endif
if ((rc = PMI_KVS_Iter_next(kvs_name, key, key_len,
val, val_len)) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_iter_next: %d, task %d\n",
rc, pmi_rank);
exit(1);
}
}
/* Build some more key=val pairs */
snprintf(key, key_len, "ATTR_3_%d", procid);
snprintf(val, val_len, "C%d", procid+OFFSET_1);
if ((rc = PMI_KVS_Put(kvs_name, key, val)) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Put(%s,%s,%s): %d, task %d\n",
kvs_name, key, val, rc, pmi_rank);
exit(1);
}
#if _DEBUG
printf("PMI_KVS_Put(%s,%s,%s)\n", kvs_name, key, val);
#endif
snprintf(key, key_len, "attr_4_%d", procid);
snprintf(val, val_len, "D%d", procid+OFFSET_2);
if ((rc = PMI_KVS_Put(kvs_name, key, val)) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Put(%s,%s,%s): %d, task %d\n",
kvs_name, key, val, rc, pmi_rank);
exit(1);
}
#if _DEBUG
printf("PMI_KVS_Put(%s,%s,%s)\n", kvs_name, key, val);
#endif
/* Sync KVS across all tasks */
if ((rc = PMI_KVS_Commit(kvs_name)) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Commit: %d, task %d\n", rc, pmi_rank);
exit(1);
}
#if _DEBUG
printf("PMI_KVS_Commit completed\n");
#endif
if ((rc = PMI_Barrier()) != PMI_SUCCESS) {
printf("FAILURE: PMI_Barrier: %d, task %d\n", rc, pmi_rank);
exit(1);
}
#if _DEBUG
printf("PMI_Barrier completed\n");
#endif
/* Now lets get some keypairs and validate */
for (i=0; i<pmi_size; i++) {
snprintf(key, key_len, "ATTR_1_%d", i);
if ((rc = PMI_KVS_Get(kvs_name, key, val, val_len))
!= PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Get(%s): %d, task %d\n",
key, rc, pmi_rank);
exit(1);
}
if ((val[0] != 'A')
|| ((atoi(&val[1])-OFFSET_1) != i)) {
printf("FAILURE: Bad keypair %s=%s, task %d\n",
key, val, pmi_rank);
exit(1);
}
#if _DEBUG
if ((pmi_size <= 8) && (pmi_rank == 1)) /* limit output */
printf("PMI_KVS_Get(%s,%s) %s\n", kvs_name, key, val);
#endif
snprintf(key, key_len, "attr_4_%d", i);
if ((rc = PMI_KVS_Get(kvs_name, key, val, val_len))
!= PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Get(%s): %d, task %d\n",
key, rc, pmi_rank);
exit(1);
}
if ((val[0] != 'D')
|| ((atoi(&val[1])-OFFSET_2) != i)) {
printf("FAILURE: Bad keypair %s=%s, task %d\n",
key,val, pmi_rank);
exit(1);
}
#if _DEBUG
if ((pmi_size <= 8) && (pmi_rank == 1)) /* limit output */
printf("PMI_KVS_Get(%s,%s) %s\n", kvs_name, key, val);
#endif
}
/* Replicate the very heavy load that MVAPICH2 puts on PMI
* This load exceeds that of MPICH2 by a very wide margin */
#if _DEBUG
printf("Starting %d iterations each with %d PMI_KVS_Put and \n"
" one each PMI_KVS_Commit and KVS_Barrier\n",
BARRIER_CNT, PUTS_PER_BARRIER);
fflush(stdout);
#endif
for (i=0; i<BARRIER_CNT; i++) {
for (j=0; j<PUTS_PER_BARRIER; j++) {
snprintf(key, key_len, "ATTR_%d_%d_%d", i, j, procid);
snprintf(val, val_len, "C%d", procid+OFFSET_1);
if ((rc = PMI_KVS_Put(kvs_name, key, val)) !=
PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Put(%s,%s,%s): "
"%d, task %d\n",
kvs_name, key, val, rc, pmi_rank);
exit(1);
}
}
if ((rc= PMI_KVS_Commit(kvs_name)) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Commit: %d, task %d\n",
rc, pmi_rank);
exit(1);
}
if ((rc = PMI_Barrier()) != PMI_SUCCESS) {
printf("FAILURE: PMI_Barrier: %d, task %d\n",
rc, pmi_rank);
exit(1);
}
/* Don't bother with PMI_KVS_Get as those are all local
* and do not put a real load on srun or the network */
}
#if _DEBUG
printf("Interative PMI calls successful\n");
#endif
/* create new keyspace and test it */
if ((rc = PMI_KVS_Create(kvs_name, kvs_name_len)) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Create: %d, task %d\n", rc, pmi_rank);
exit(1);
}
#if _DEBUG
printf("PMI_KVS_Create %s\n", kvs_name);
#endif
if ((rc = PMI_KVS_Put(kvs_name, "KVS_KEY", "KVS_VAL")) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Put: %d, task %d\n", rc, pmi_rank);
exit(1);
}
#if _DEBUG
printf("PMI_KVS_Put(%s,KVS_KEY,KVS_VAL)\n", kvs_name);
#endif
if ((rc = PMI_KVS_Get(kvs_name, "KVS_KEY", val, val_len)) !=
PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Get(%s, KVS_KEY): %d, task %d\n",
kvs_name, rc, pmi_rank);
exit(1);
}
#if _DEBUG
printf("PMI_KVS_Get(%s,%s) %s\n", kvs_name, "KVS_KEY", val);
#endif
if ((rc = PMI_KVS_Destroy(kvs_name)) != PMI_SUCCESS) {
printf("FAILURE: PMI_KVS_Destroy(%s): %d, task %d\n",
kvs_name, rc, pmi_rank);
exit(1);
}
if ((rc = PMI_KVS_Get(kvs_name, "KVS_KEY", val, val_len)) !=
PMI_ERR_INVALID_KVS) {
printf("FAILURE: PMI_KVS_Get(%s, KVS_KEY): %d, task %d\n",
kvs_name, rc, pmi_rank);
exit(1);
}
if ((rc = PMI_Finalize()) != PMI_SUCCESS) {
printf("FAILURE: PMI_Finalize: %d, task %d\n", rc, pmi_rank);
exit(1);
}
if (_DEBUG || (pmi_rank < 4)) {
gettimeofday(&tv2, NULL);
delta_t = (tv2.tv_sec - tv1.tv_sec) * 1000000;
delta_t += tv2.tv_usec - tv1.tv_usec;
snprintf(tv_str, sizeof(tv_str), "usec=%ld", delta_t);
printf("PMI test ran successfully, for task %d, %s\n",
pmi_rank, tv_str);
}
if (pmi_rank == 0) {
printf("NOTE: All failures reported, ");
printf("but only first four successes reported\n");
}
exit(0);
}
int main(void)
{
int rc;
int rank, size;
PMI_BOOL initialized;
rc = PMI_Initialized(&initialized);
if (rc!=PMI_SUCCESS)
PMI_Abort(rc,"PMI_Initialized failed");
if (initialized!=PMI_TRUE)
{
int spawned;
rc = PMI_Init(&spawned);
if (rc!=PMI_SUCCESS)
PMI_Abort(rc,"PMI_Init failed");
}
rc = PMI_Get_rank(&rank);
if (rc!=PMI_SUCCESS)
PMI_Abort(rc,"PMI_Get_rank failed");
rc = PMI_Get_size(&size);
if (rc!=PMI_SUCCESS)
PMI_Abort(rc,"PMI_Get_size failed");
printf("rank %d of %d \n", rank, size);
int rpn; /* rpn = ranks per node */
rc = PMI_Get_clique_size(&rpn);
if (rc!=PMI_SUCCESS)
PMI_Abort(rc,"PMI_Get_clique_size failed");
printf("rank %d clique size %d \n", rank, rpn);
int * clique_ranks = malloc( rpn * sizeof(int) );
if (clique_ranks==NULL)
PMI_Abort(rpn,"malloc failed");
rc = PMI_Get_clique_ranks(clique_ranks, rpn);
if (rc!=PMI_SUCCESS)
PMI_Abort(rc,"PMI_Get_clique_ranks failed");
for(int i = 0; i<rpn; i++)
printf("rank %d clique[%d] = %d \n", rank, i, clique_ranks[i]);
int nid;
rc = PMI_Get_nid(rank, &nid);
if (rc!=PMI_SUCCESS)
PMI_Abort(rc,"PMI_Get_nid failed");
printf("rank %d PMI_Get_nid gives nid %d \n", rank, nid);
#if OLD
rca_mesh_coord_t xyz;
rca_get_meshcoord( (uint16_t) nid, &xyz);
printf("rank %d rca_get_meshcoord returns (%2u,%2u,%2u)\n",
rank, xyz.mesh_x, xyz.mesh_y, xyz.mesh_z);
#else // UNTESTED
pmi_mesh_coord_t xyz;
PMI_Get_meshcoord((uint16_t) nid, &xyz);
printf("rank %d PMI_Get_meshcoord returns (%2u,%2u,%2u)\n",
rank, xyz.mesh_x, xyz.mesh_y, xyz.mesh_z);
#endif
fflush(stdout);
return 0;
}
static int s1_init(void)
{
PMI_BOOL initialized;
int spawned;
int rc, ret = OPAL_ERROR;
int i;
char *pmix_id, *tmp;
uint32_t jobfam, stepid;
opal_value_t kv;
if (PMI_SUCCESS != (rc = PMI_Initialized(&initialized))) {
OPAL_PMI_ERROR(rc, "PMI_Initialized");
return OPAL_ERROR;
}
if( PMI_TRUE != initialized && PMI_SUCCESS != (rc = PMI_Init(&spawned)) ) {
OPAL_PMI_ERROR(rc, "PMI_Init");
return OPAL_ERROR;
}
// Initialize space demands
rc = PMI_KVS_Get_value_length_max(&pmix_vallen_max);
if( PMI_SUCCESS != rc ) {
OPAL_PMI_ERROR(rc, "PMI_KVS_Get_value_length_max");
goto err_exit;
}
rc = PMI_KVS_Get_name_length_max(&pmix_kvslen_max);
if (PMI_SUCCESS != rc ) {
OPAL_PMI_ERROR(rc, "PMI_KVS_Get_name_length_max");
goto err_exit;
}
rc = PMI_KVS_Get_key_length_max(&pmix_keylen_max);
if( PMI_SUCCESS != rc ) {
OPAL_PMI_ERROR(rc, "PMI_KVS_Get_key_length_max");
goto err_exit;
}
// Initialize job environment information
pmix_id = (char*)malloc(pmix_vallen_max);
if( pmix_id == NULL ){
ret = OPAL_ERR_OUT_OF_RESOURCE;
goto err_exit;
}
/* Get domain id */
if (PMI_SUCCESS != (rc = PMI_Get_kvs_domain_id(pmix_id, pmix_vallen_max))) {
free(pmix_id);
goto err_exit;
}
/* Slurm PMI provides the job id as an integer followed
* by a '.', followed by essentially a stepid. The first integer
* defines an overall job number. The second integer is the number of
* individual jobs we have run within that allocation. So we translate
* this as the overall job number equating to our job family, and
* the individual number equating to our local jobid
*/
jobfam = strtoul(pmix_id, &tmp, 10);
if (NULL == tmp) {
/* hmmm - no '.', so let's just use zero */
stepid = 0;
} else {
tmp++; /* step over the '.' */
stepid = strtoul(tmp, NULL, 10);
}
/* now build the jobid */
s1_jobid = (jobfam << 16) | stepid;
free(pmix_id);
/* get our rank */
ret = PMI_Get_rank(&s1_rank);
if( PMI_SUCCESS != ret ) {
OPAL_PMI_ERROR(ret, "PMI_Get_rank");
goto err_exit;
}
/* 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 */
s1_pname.jid = s1_jobid;
s1_pname.vid = s1_rank;
opal_proc_set_name((opal_process_name_t*)&s1_pname);
opal_output_verbose(2, opal_pmix_base_framework.framework_output,
"%s pmix:s1: assigned tmp name",
OPAL_NAME_PRINT(*(opal_process_name_t*)&s1_pname));
pmix_kvs_name = (char*)malloc(pmix_kvslen_max);
if( pmix_kvs_name == NULL ){
ret = OPAL_ERR_OUT_OF_RESOURCE;
goto err_exit;
}
rc = PMI_KVS_Get_my_name(pmix_kvs_name, pmix_kvslen_max);
if( PMI_SUCCESS != rc ) {
OPAL_PMI_ERROR(rc, "PMI_KVS_Get_my_name");
goto err_exit;
}
/* get our local proc info to find our local rank */
if (PMI_SUCCESS != (rc = PMI_Get_clique_size(&s1_nlranks))) {
OPAL_PMI_ERROR(rc, "PMI_Get_clique_size");
return rc;
}
/* now get the specific ranks */
s1_lranks = (int*)calloc(s1_nlranks, sizeof(int));
if (NULL == s1_lranks) {
rc = OPAL_ERR_OUT_OF_RESOURCE;
OPAL_ERROR_LOG(rc);
return rc;
}
if (PMI_SUCCESS != (rc = PMI_Get_clique_ranks(s1_lranks, s1_nlranks))) {
OPAL_PMI_ERROR(rc, "PMI_Get_clique_ranks");
free(s1_lranks);
return rc;
}
/* find ourselves */
for (i=0; i < s1_nlranks; i++) {
if (s1_rank == s1_lranks[i]) {
s1_lrank = i;
s1_nrank = i;
break;
}
}
/* get universe size */
ret = PMI_Get_universe_size(&s1_usize);
if (PMI_SUCCESS != ret) {
OPAL_PMI_ERROR(ret, "PMI_Get_universe_size");
goto err_exit;
}
/* push this into the dstore for subsequent fetches */
OBJ_CONSTRUCT(&kv, opal_value_t);
kv.key = strdup(OPAL_DSTORE_UNIV_SIZE);
kv.type = OPAL_UINT32;
kv.data.uint32 = s1_usize;
if (OPAL_SUCCESS != (ret = opal_dstore.store(opal_dstore_internal, &OPAL_PROC_MY_NAME, &kv))) {
OPAL_ERROR_LOG(ret);
OBJ_DESTRUCT(&kv);
goto err_exit;
}
OBJ_DESTRUCT(&kv);
/* get job size */
ret = PMI_Get_size(&s1_jsize);
if (PMI_SUCCESS != ret) {
OPAL_PMI_ERROR(ret, "PMI_Get_size");
goto err_exit;
}
/* get appnum */
ret = PMI_Get_appnum(&s1_appnum);
if (PMI_SUCCESS != ret) {
OPAL_PMI_ERROR(ret, "PMI_Get_appnum");
goto err_exit;
}
return OPAL_SUCCESS;
err_exit:
PMI_Finalize();
return ret;
}
static int rte_init(void)
{
int ret, i, j;
char *error = NULL, *localj;
int32_t jobfam, stepid;
char *envar, *ev1, *ev2;
uint64_t unique_key[2];
char *cs_env, *string_key;
char *pmi_id=NULL;
int *ranks;
char *tmp;
orte_jobid_t jobid;
orte_process_name_t proc;
orte_local_rank_t local_rank;
orte_node_rank_t node_rank;
/* run the prolog */
if (ORTE_SUCCESS != (ret = orte_ess_base_std_prolog())) {
error = "orte_ess_base_std_prolog";
goto error;
}
#if OPAL_HAVE_HWLOC
/* get the topology */
if (NULL == opal_hwloc_topology) {
if (OPAL_SUCCESS != opal_hwloc_base_get_topology()) {
error = "topology discovery";
goto error;
}
}
#endif
if (ORTE_PROC_IS_DAEMON) { /* I am a daemon, launched by mpirun */
/* we had to be given a jobid */
mca_base_param_reg_string_name("orte", "ess_jobid", "Process jobid",
true, false, NULL, &tmp);
if (NULL == tmp) {
error = "missing jobid";
ret = ORTE_ERR_FATAL;
goto error;
}
if (ORTE_SUCCESS != (ret = orte_util_convert_string_to_jobid(&jobid, tmp))) {
ORTE_ERROR_LOG(ret);
error = "convert jobid";
goto error;
}
free(tmp);
ORTE_PROC_MY_NAME->jobid = jobid;
/* get our rank from PMI */
if (PMI_SUCCESS != (ret = PMI_Get_rank(&i))) {
ORTE_PMI_ERROR(ret, "PMI_Get_rank");
error = "could not get PMI rank";
goto error;
}
ORTE_PROC_MY_NAME->vpid = i + 1; /* compensate for orterun */
/* get the number of procs from PMI */
if (PMI_SUCCESS != (ret = PMI_Get_universe_size(&i))) {
ORTE_PMI_ERROR(ret, "PMI_Get_universe_size");
error = "could not get PMI universe size";
goto error;
}
orte_process_info.num_procs = i + 1; /* compensate for orterun */
/* complete setup */
if (ORTE_SUCCESS != (ret = orte_ess_base_orted_setup(NULL))) {
ORTE_ERROR_LOG(ret);
error = "orte_ess_base_orted_setup";
goto error;
}
} else { /* we are a direct-launched MPI process */
/* get our PMI id length */
if (PMI_SUCCESS != (ret = PMI_Get_id_length_max(&pmi_maxlen))) {
error = "PMI_Get_id_length_max";
goto error;
}
pmi_id = malloc(pmi_maxlen);
if (PMI_SUCCESS != (ret = PMI_Get_kvs_domain_id(pmi_id, pmi_maxlen))) {
free(pmi_id);
error = "PMI_Get_kvs_domain_id";
goto error;
}
/* PMI is very nice to us - the domain id is an integer followed
* by a '.', followed by essentially a stepid. The first integer
* defines an overall job number. The second integer is the number of
* individual jobs we have run within that allocation. So we translate
* this as the overall job number equating to our job family, and
* the individual number equating to our local jobid
*/
jobfam = strtol(pmi_id, &localj, 10);
if (NULL == localj) {
/* hmmm - no '.', so let's just use zero */
stepid = 0;
} else {
localj++; /* step over the '.' */
stepid = strtol(localj, NULL, 10) + 1; /* add one to avoid looking like a daemon */
}
free(pmi_id);
/* now build the jobid */
ORTE_PROC_MY_NAME->jobid = ORTE_CONSTRUCT_LOCAL_JOBID(jobfam << 16, stepid);
/* get our rank */
if (PMI_SUCCESS != (ret = PMI_Get_rank(&i))) {
ORTE_PMI_ERROR(ret, "PMI_Get_rank");
error = "could not get PMI rank";
goto error;
}
ORTE_PROC_MY_NAME->vpid = i;
/* get the number of procs from PMI */
if (PMI_SUCCESS != (ret = PMI_Get_universe_size(&i))) {
ORTE_PMI_ERROR(ret, "PMI_Get_universe_size");
error = "could not get PMI universe size";
goto error;
}
orte_process_info.num_procs = i;
/* push into the environ for pickup in MPI layer for
* MPI-3 required info key
*/
asprintf(&ev1, "OMPI_MCA_orte_ess_num_procs=%d", i);
putenv(ev1);
asprintf(&ev2, "OMPI_APP_CTX_NUM_PROCS=%d", i);
putenv(ev2);
/* setup transport keys in case the MPI layer needs them -
* we can use the jobfam and stepid as unique keys
* because they are unique values assigned by the RM
*/
unique_key[0] = (uint64_t)jobfam;
unique_key[1] = (uint64_t)stepid;
if (NULL == (string_key = orte_pre_condition_transports_print(unique_key))) {
ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE);
return ORTE_ERR_OUT_OF_RESOURCE;
}
if (NULL == (cs_env = mca_base_param_environ_variable("orte_precondition_transports",NULL,NULL))) {
ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE);
return ORTE_ERR_OUT_OF_RESOURCE;
}
asprintf(&envar, "%s=%s", cs_env, string_key);
putenv(envar);
/* cannot free the envar as that messes up our environ */
free(cs_env);
free(string_key);
/* our app_context number can only be 0 as we don't support
* dynamic spawns
*/
orte_process_info.app_num = 0;
/* setup my daemon's name - arbitrary, since we don't route
* messages
*/
ORTE_PROC_MY_DAEMON->jobid = 0;
ORTE_PROC_MY_DAEMON->vpid = 0;
/* ensure we pick the correct critical components */
putenv("OMPI_MCA_grpcomm=pmi");
putenv("OMPI_MCA_routed=direct");
/* now use the default procedure to finish my setup */
if (ORTE_SUCCESS != (ret = orte_ess_base_app_setup())) {
ORTE_ERROR_LOG(ret);
error = "orte_ess_base_app_setup";
goto error;
}
/* store our info into the database */
if (ORTE_SUCCESS != (ret = orte_db.store(ORTE_PROC_MY_NAME, ORTE_DB_HOSTNAME, orte_process_info.nodename, OPAL_STRING))) {
error = "db store daemon vpid";
goto error;
}
/* get our local proc info to find our local rank */
if (PMI_SUCCESS != (ret = PMI_Get_clique_size(&i))) {
ORTE_PMI_ERROR(ret, "PMI_Get_clique_size");
error = "could not get PMI clique size";
goto error;
}
/* store that info - remember, we want the number of peers that
* share the node WITH ME, so we have to subtract ourselves from
* that number
*/
orte_process_info.num_local_peers = i - 1;
/* now get the specific ranks */
ranks = (int*)malloc(i * sizeof(int));
if (PMI_SUCCESS != (ret = PMI_Get_clique_ranks(ranks, i))) {
ORTE_PMI_ERROR(ret, "PMI_Get_clique_ranks");
error = "could not get clique ranks";
goto error;
}
/* The clique ranks are returned in rank order, so
* cycle thru the array and update the local/node
* rank info
*/
proc.jobid = ORTE_PROC_MY_NAME->jobid;
for (j=0; j < i; j++) {
proc.vpid = ranks[j];
local_rank = j;
node_rank = j;
if (ranks[j] == (int)ORTE_PROC_MY_NAME->vpid) {
orte_process_info.my_local_rank = local_rank;
orte_process_info.my_node_rank = node_rank;
}
if (ORTE_SUCCESS != (ret = orte_db.store(&proc, ORTE_DB_LOCALRANK, &local_rank, ORTE_LOCAL_RANK))) {
error = "db store local rank";
goto error;
}
if (ORTE_SUCCESS != (ret = orte_db.store(&proc, ORTE_DB_NODERANK, &node_rank, ORTE_NODE_RANK))) {
error = "db store node rank";
goto error;
}
}
free(ranks);
/* setup process binding */
if (ORTE_SUCCESS != (ret = orte_ess_base_proc_binding())) {
error = "proc_binding";
goto error;
}
}
/* set max procs */
if (orte_process_info.max_procs < orte_process_info.num_procs) {
orte_process_info.max_procs = orte_process_info.num_procs;
}
/* flag that we completed init */
app_init_complete = true;
return ORTE_SUCCESS;
error:
if (ORTE_ERR_SILENT != ret && !orte_report_silent_errors) {
orte_show_help("help-orte-runtime.txt",
"orte_init:startup:internal-failure",
true, error, ORTE_ERROR_NAME(ret), ret);
}
return ret;
}
int main(int argc, char **argv, char **envp)
{
int pmi_rank = -1;
int pmi_process_group_size = -1;
int num_local_procs = 0;
int *local_rank_ids = NULL;
int spawned = PMI_FALSE;
int rc = EXIT_SUCCESS;
char *err = NULL;
PMI_BOOL pmi_initialized = PMI_FALSE;
int pmi_vallen_max, max_length;
char *pmi_kvs_name;
/* sanity */
if (PMI_SUCCESS != PMI_Initialized(&pmi_initialized) ||
PMI_TRUE == pmi_initialized) {
fprintf(stderr, "=== ERROR: PMI sanity failure\n");
return EXIT_FAILURE;
}
if (PMI_SUCCESS != PMI_Init(&spawned)) {
err = "PMI_Init failure!";
goto done;
}
if (PMI_SUCCESS != PMI_Get_size(&pmi_process_group_size)) {
err = "PMI_Get_size failure!";
goto done;
}
if (PMI_SUCCESS != PMI_Get_rank(&pmi_rank)) {
err = "PMI_Get_rank failure!";
goto done;
}
if (PMI_SUCCESS != PMI_Get_clique_size(&num_local_procs)) {
err = "PMI_Get_clique_size failure!";
goto done;
}
if (PMI_SUCCESS != PMI_KVS_Get_value_length_max(&pmi_vallen_max)) {
err = "PMI_KVS_Get_value_length_max failure!";
goto done;
}
if (PMI_SUCCESS != PMI_KVS_Get_name_length_max(&max_length)) {
err = "PMI_KVS_Get_name_length_max failure!";
goto done;
}
pmi_kvs_name = (char*)malloc(max_length);
if (NULL == pmi_kvs_name) {
err = "malloc failure!";
goto done;
}
if (PMI_SUCCESS != PMI_KVS_Get_my_name(pmi_kvs_name,max_length)) {
err = "PMI_KVS_Get_my_name failure!";
goto done;
}
if (NULL == (local_rank_ids = calloc(num_local_procs, sizeof(int)))) {
err = "out of resources";
goto done;
}
if (PMI_SUCCESS != PMI_Get_clique_ranks(local_rank_ids, num_local_procs)) {
err = "PMI_Get_clique_size failure!";
goto done;
}
/* lowest local rank will print env info and tag its output*/
// if (pmi_rank == local_rank_ids[0]) {
// for (; NULL != envp && NULL != *envp; ++envp) {
// printf("===[%d]: %s\n", pmi_rank, *envp);
// }
//}
done:
if (PMI_TRUE == pmi_initialized) {
if (PMI_SUCCESS != PMI_Finalize()) {
err = "PMI_Finalize failure!";
}
}
if (NULL != err) {
fprintf(stderr, "=== ERROR [rank:%d] %s\n", pmi_rank, err);
rc = EXIT_FAILURE;
}
return rc;
}
int mca_common_pmi_local_info(int vpid, int **ranks_ret,
int *procs_ret, char **error)
{
int *ranks;
int procs = -1;
int rc;
#if WANT_PMI2_SUPPORT
if(mca_common_pmi_version == 2){
{
char *pmapping = (char*)malloc(PMI2_MAX_VALLEN);
if( pmapping == NULL ){
*error = "mca_common_pmi_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 || PMI2_SUCCESS != rc ) {
/* can't check PMI2_SUCCESS as some folks (i.e., Cray) don't define it */
OPAL_PMI_ERROR(rc,"PMI2_Info_GetJobAttr");
*error = "mca_common_pmi_local_info: could not get PMI_process_mapping";
return OPAL_ERROR;
}
ranks = mca_common_pmi2_parse_pmap(pmapping, vpid, &my_node, &procs);
if (NULL == ranks) {
*error = "mca_common_pmi_local_info: could not get memory for PMIv2 local ranks";
return OPAL_ERR_OUT_OF_RESOURCE;
}
free(pmapping);
}
}
else
#endif
{
/* get our local proc info to find our local rank */
if (PMI_SUCCESS != (rc = PMI_Get_clique_size(&procs))) {
OPAL_PMI_ERROR(rc, "PMI_Get_clique_size");
*error = "mca_common_pmi_local_info: could not get PMI clique size";
return OPAL_ERROR;
}
/* now get the specific ranks */
ranks = (int*)calloc(procs, sizeof(int));
if (NULL == ranks) {
*error = "mca_common_pmi_local_info: could not get memory for local ranks";
return OPAL_ERR_OUT_OF_RESOURCE;
}
if (PMI_SUCCESS != (rc = PMI_Get_clique_ranks(ranks, procs))) {
OPAL_PMI_ERROR(rc, "PMI_Get_clique_ranks");
*error = "mca_common_pmi_local_info: could not get clique ranks";
return OPAL_ERROR;
}
}
*ranks_ret = ranks;
*procs_ret = procs;
return OPAL_SUCCESS;
}