int
getNumThreads (rsComm_t *rsComm, rodsLong_t dataSize, int inpNumThr,
keyValPair_t *condInput, char *destRescName, char *srcRescName)
{
ruleExecInfo_t rei;
dataObjInp_t doinp;
int status;
int numDestThr = -1;
int numSrcThr = -1;
rescGrpInfo_t *rescGrpInfo;
if (inpNumThr == NO_THREADING)
return 0;
if (dataSize < 0)
return 0;
if (dataSize <= MIN_SZ_FOR_PARA_TRAN) {
if (inpNumThr > 0) {
inpNumThr = 1;
} else {
return 0;
}
}
if (getValByKey (condInput, NO_PARA_OP_KW) != NULL) {
/* client specify no para opr */
return (1);
}
#ifndef PARA_OPR
return (1);
#endif
memset (&doinp, 0, sizeof (doinp));
doinp.numThreads = inpNumThr;
doinp.dataSize = dataSize;
initReiWithDataObjInp (&rei, rsComm, &doinp);
if (destRescName != NULL) {
rescGrpInfo = NULL;
status = resolveAndQueResc (destRescName, NULL, &rescGrpInfo);
if (status >= 0) {
rei.rgi = rescGrpInfo;
status = applyRule ("acSetNumThreads", NULL, &rei, NO_SAVE_REI);
freeRescGrpInfo (rescGrpInfo);
if (status < 0) {
rodsLog (LOG_ERROR,
"getNumThreads: acGetNumThreads error, status = %d",
status);
} else {
numDestThr = rei.status;
if (numDestThr == 0) {
return 0;
} else if (numDestThr == 1 && srcRescName == NULL &&
isLocalHost (rescGrpInfo->rescInfo->rescLoc)) {
/* one thread and resouce on local host */
return 0;
}
}
}
}
if (srcRescName != NULL) {
if (numDestThr > 0 && strcmp (destRescName, srcRescName) == 0)
return numDestThr;
rescGrpInfo = NULL;
status = resolveAndQueResc (srcRescName, NULL, &rescGrpInfo);
if (status >= 0) {
rei.rgi = rescGrpInfo;
status = applyRule ("acSetNumThreads", NULL, &rei, NO_SAVE_REI);
freeRescGrpInfo (rescGrpInfo);
if (status < 0) {
rodsLog (LOG_ERROR,
"getNumThreads: acGetNumThreads error, status = %d",
status);
} else {
numSrcThr = rei.status;
if (numSrcThr == 0) return 0;
}
}
}
/* At this point, number of threads for both source and destination
have been set based on acSetNumThreads policy point, and neither
of them are set to 0 (to turn off threading). If both numDestThr
and numSrcThr are set, choose the smallest one. The reasoning is
that acSetNumThreads is used by a site to limit the default
maximum parallel threads, so we should honor the most restrictive
setting. */
if (numDestThr > 0 && numSrcThr > 0) {
if (getValByKey (condInput, RBUDP_TRANSFER_KW) != NULL) {
return 1;
} else if (numDestThr < numSrcThr) {
return numDestThr;
} else {
return numSrcThr;
}
}
if (numDestThr > 0) {
if (getValByKey (condInput, RBUDP_TRANSFER_KW) != NULL) {
return 1;
} else {
return numDestThr;
}
}
if (numSrcThr > 0) {
if (getValByKey (condInput, RBUDP_TRANSFER_KW) != NULL) {
return 1;
} else {
return numSrcThr;
}
}
/* should not be here. do one with no resource */
rei.rgi = NULL;
status = applyRule ("acSetNumThreads", NULL, &rei, NO_SAVE_REI);
if (status < 0) {
rodsLog (LOG_ERROR,
"getNumThreads: acGetNumThreads error, status = %d",
status);
return 0;
} else {
if (rei.status > 0)
return rei.status;
else
return 0;
}
}
int
getNumThreads (rsComm_t *rsComm, rodsLong_t dataSize, int inpNumThr,
keyValPair_t *condInput, char *destRescName, char *srcRescName)
{
ruleExecInfo_t rei;
dataObjInp_t doinp;
int status;
int numDestThr = -1;
int numSrcThr = -1;
rescGrpInfo_t *rescGrpInfo;
if (inpNumThr == NO_THREADING)
return 0;
if (dataSize < 0)
return 0;
if (dataSize <= MIN_SZ_FOR_PARA_TRAN) {
if (inpNumThr > 0) {
inpNumThr = 1;
} else {
return 0;
}
}
if (getValByKey (condInput, NO_PARA_OP_KW) != NULL) {
/* client specify no para opr */
return (1);
}
#ifndef PARA_OPR
return (1);
#endif
memset (&doinp, 0, sizeof (doinp));
doinp.numThreads = inpNumThr;
doinp.dataSize = dataSize;
initReiWithDataObjInp (&rei, rsComm, &doinp);
if (destRescName != NULL) {
rescGrpInfo = NULL;
status = resolveAndQueResc (destRescName, NULL, &rescGrpInfo);
if (status >= 0) {
rei.rgi = rescGrpInfo;
status = applyRule ("acSetNumThreads", NULL, &rei, NO_SAVE_REI);
freeRescGrpInfo (rescGrpInfo);
if (status < 0) {
rodsLog (LOG_ERROR,
"getNumThreads: acGetNumThreads error, status = %d",
status);
} else {
numDestThr = rei.status;
if (numDestThr == 0) {
return 0;
} else if (numDestThr == 1 && srcRescName == NULL &&
isLocalHost (rescGrpInfo->rescInfo->rescLoc)) {
/* one thread and resouce on local host */
return 0;
}
}
}
}
if (srcRescName != NULL) {
if (numDestThr > 0 && strcmp (destRescName, srcRescName) == 0)
return numDestThr;
rescGrpInfo = NULL;
status = resolveAndQueResc (srcRescName, NULL, &rescGrpInfo);
if (status >= 0) {
rei.rgi = rescGrpInfo;
status = applyRule ("acSetNumThreads", NULL, &rei, NO_SAVE_REI);
freeRescGrpInfo (rescGrpInfo);
if (status < 0) {
rodsLog (LOG_ERROR,
"getNumThreads: acGetNumThreads error, status = %d",
status);
} else {
numSrcThr = rei.status;
if (numSrcThr == 0) return 0;
}
}
}
if (numDestThr > 0) {
if (getValByKey (condInput, RBUDP_TRANSFER_KW) != NULL) {
return 1;
} else {
return numDestThr;
}
}
if (numSrcThr > 0) {
if (getValByKey (condInput, RBUDP_TRANSFER_KW) != NULL) {
return 1;
} else {
return numSrcThr;
}
}
/* should not be here. do one with no resource */
rei.rgi = NULL;
status = applyRule ("acSetNumThreads", NULL, &rei, NO_SAVE_REI);
if (status < 0) {
rodsLog (LOG_ERROR,
"getNumThreads: acGetNumThreads error, status = %d",
status);
return 0;
} else {
if (rei.status > 0)
return rei.status;
else
return 0;
}
}
