void CalcFaceCentroidFromNodes (FacePtr pF)
{
double Cx = 0.0, Cy = 0.0, Cz = 0.0; // to sum x, y, and z locations for all Nodes
int numNodes, nN; // to count and loop over Nodes
LItemPtr pNLI; // the Node list of the Face
NodePtr pN;
pNLI = pF->p1stNodeLI;
numNodes = CountListItems (pNLI);
for (nN = 0; nN < numNodes; nN++)
{
pN = (NodePtr)RetrieveListItem (pNLI, umNODE, nN);
Cx += pN->Loc3D.x;
Cy += pN->Loc3D.y;
Cz += pN->Loc3D.z;
}
pF->Centroid.x = Cx / numNodes;
pF->Centroid.y = Cy / numNodes;
pF->Centroid.z = Cz / numNodes;
}
int
RunTheTest(struct cmd_syndesc *a_s, void *arock)
{ /*RunTheTest */
static char rn[] = "RunTheTest"; /*Routine name */
int code; /*Return code */
int numCMs; /*# Cache Managers to monitor */
int numCollIDs; /*# collections to fetch */
int currCM; /*Loop index */
int currCollIDIdx; /*Index of current collection ID */
afs_int32 *collIDP; /*Ptr to array of collection IDs */
afs_int32 *currCollIDP; /*Ptr to current collection ID */
struct cmd_item *curr_item; /*Current CM cmd line record */
struct sockaddr_in *CMSktArray; /*Cache Manager socket array */
struct hostent *he; /*Host entry */
int initFlags; /*Flags passed to the init fcn */
int freq; /*Frequency of polls */
int period; /*Time in minutes of data collection */
opr_softsig_Init();
/*
* Are we doing one-shot measurements?
*/
if (a_s->parms[P_ONESHOT].items != 0)
one_shot = 1;
/*
* Are we doing debugging output?
*/
if (a_s->parms[P_DEBUG].items != 0)
debugging_on = 1;
/*
* Pull out the number of Cache Managers to watch and the number of
* collections to get.
*/
numCMs = CountListItems(a_s->parms[P_CM_NAMES].items);
numCollIDs = CountListItems(a_s->parms[P_COLL_IDS].items);
/* Get the polling frequency */
if (a_s->parms[P_FREQUENCY].items != 0)
freq = atoi(a_s->parms[P_FREQUENCY].items->data);
else
freq = 30; /* default to 30 seconds */
/* Get the time duration to run the tests */
if (a_s->parms[P_PERIOD].items != 0)
period = atoi(a_s->parms[P_PERIOD].items->data);
else
period = 10; /* default to 10 minutes */
/*
* Allocate the socket array.
*/
if (debugging_on)
printf("%s: Allocating socket array for %d Cache Manager(s)\n", rn,
numCMs);
if (numCMs > 0) {
CMSktArray = calloc(numCMs, sizeof(struct sockaddr_in));
if (CMSktArray == NULL) {
printf("%s: Can't allocate socket array for %d Cache Managers\n",
rn, numCMs);
exit(1);
}
} else {
CMSktArray = NULL;
}
/*
* Fill in the socket array for each of the Cache Managers listed.
*/
curr_item = a_s->parms[P_CM_NAMES].items;
for (currCM = 0; currCM < numCMs; currCM++) {
CMSktArray[currCM].sin_family = AF_INET;
CMSktArray[currCM].sin_port = htons(7001); /* Cache Manager port */
he = hostutil_GetHostByName(curr_item->data);
if (he == NULL) {
fprintf(stderr, "[%s] Can't get host info for '%s'\n", rn,
curr_item->data);
exit(-1);
}
memcpy(&(CMSktArray[currCM].sin_addr.s_addr), he->h_addr, 4);
/*
* Move to the next CM name.
*/
curr_item = curr_item->next;
} /*Get socket info for each Cache Manager */
/*
* Create and fill up the array of desired collection IDs.
*/
if (debugging_on)
printf("Allocating %d long(s) for coll ID\n", numCollIDs);
if (numCollIDs > 0)
collIDP = calloc(numCollIDs, sizeof(afs_int32));
else
collIDP = NULL;
currCollIDP = collIDP;
curr_item = a_s->parms[P_COLL_IDS].items;
for (currCollIDIdx = 0; currCollIDIdx < numCollIDs; currCollIDIdx++) {
*currCollIDP = (afs_int32) (atoi(curr_item->data));
if (debugging_on)
printf("CollID at index %d is %d\n", currCollIDIdx, *currCollIDP);
curr_item = curr_item->next;
currCollIDP++;
};
/*
* Crank up the Cache Manager prober, then sit back and have fun.
*/
printf("\nStarting up the xstat_cm service, ");
initFlags = 0;
if (debugging_on) {
initFlags |= XSTAT_CM_INITFLAG_DEBUGGING;
printf("debugging enabled, ");
} else
printf("no debugging, ");
if (one_shot) {
initFlags |= XSTAT_CM_INITFLAG_ONE_SHOT;
printf("one-shot operation\n");
} else
printf("continuous operation\n");
code = xstat_cm_Init(numCMs, /*Num CMs */
CMSktArray, /*File Server socket array */
freq, /*Probe every 30 seconds */
CM_Handler, /*Handler routine */
initFlags, /*Initialization flags */
numCollIDs, /*Number of collection IDs */
collIDP); /*Ptr to collection ID array */
if (code) {
fprintf(stderr, "[%s] Error returned by xstat_cm_Init: %d\n", rn,
code);
xstat_cm_Cleanup(1); /*Get rid of malloc'ed structures */
exit(-1);
}
/* Wait for the collection complete. */
xstat_cm_Wait(60 * period);
/*
* We're all done. Clean up, put the last nail in Rx, then
* exit happily.
*/
if (debugging_on)
printf("\nYawn, main thread just woke up. Cleaning things out...\n");
xstat_cm_Cleanup(1); /*Get rid of malloc'ed data */
rx_Finalize();
return (0);
} /*RunTheTest */