static CMPIContext* prepareUpcall(CMPIContext *ctx)
{
/* used to invoke the internal provider in upcalls, otherwise we will
* * be routed here (interOpProvider) again*/
CMPIContext *ctxLocal;
ctxLocal = native_clone_CMPIContext(ctx);
CMPIValue val;
val.string = sfcb_native_new_CMPIString("$DefaultProvider$", NULL,0);
ctxLocal->ft->addEntry(ctxLocal, "rerouteToProvider", &val, CMPI_string);
return ctxLocal;
}
int refillRetryQ (const CMPIContext * ctx)
{
_SFCB_ENTER(TRACE_INDPROVIDER, "refillRetryQ");
int qfill=0;
if (RQhead==NULL) {
// The queue is empty, check if there are instances to be restored
CMPIObjectPath * op=CMNewObjectPath(_broker,"root/interop","SFCB_IndicationElement",NULL);
CMPIEnumeration * enm = _broker->bft->enumerateInstances(_broker, ctx, op, NULL, NULL);
while(enm && enm->ft->hasNext(enm, NULL)) {
// get the properties from the repo instance
CMPIData inst=CMGetNext(enm,NULL);
CMPIData indID=CMGetProperty(inst.value.inst,"indicationID",NULL);
CMPIData rcount=CMGetProperty(inst.value.inst,"retryCount",NULL);
CMPIData last=CMGetProperty(inst.value.inst,"lastDelivery",NULL);
CMPIData ind=CMGetProperty(inst.value.inst,"ind",NULL);
CMPIData sub=CMGetProperty(inst.value.inst,"sub",NULL);
CMPIData ld=CMGetProperty(inst.value.inst,"ld",NULL);
_SFCB_TRACE(1,("--- Requeueing indication id:%d",indID.value.Int));
// Rebuild the queue element
RTElement *element;
element = (RTElement *) malloc(sizeof(*element));
element->instanceID=indID.value.Int;
element->lasttry=last.value.Int;
element->count=rcount.value.Int;
element->ind=ind.value.ref->ft->clone(ind.value.ref,NULL);
element->ref=ld.value.ref->ft->clone(ld.value.ref,NULL);
element->sub=sub.value.ref->ft->clone(sub.value.ref,NULL);
CMPIObjectPath * indele=CMGetObjectPath(inst.value.inst,NULL);
element->SFCBIndEle=indele->ft->clone(indele,NULL);
// call enq
enqRetry(element,ctx,0);
qfill=1;
}
// spawn thread if we queued anything
if ((qfill == 1 ) && (retryRunning == 0)) {
retryRunning=1;
_SFCB_TRACE(1,("--- Starting retryExport thread"));
pthread_attr_init(&tattr);
pthread_attr_setdetachstate(&tattr, PTHREAD_CREATE_DETACHED);
CMPIContext * pctx = native_clone_CMPIContext(ctx);
pthread_create(&t, &tattr,&retryExport,(void *) pctx);
}
}
_SFCB_RETURN(0);
}
void
ElementCapabilitiesInitInstances(const CMPIContext *ctx)
{
CMPIObjectPath *op = NULL,
*opLeft = NULL,
*opRight = NULL,
*left = NULL,
*right = NULL;
CMPIValue val;
CMPIEnumeration *enm = NULL;
CMPIInstance *ci = NULL;
CMPIContext *ctxLocal;
ctxLocal = native_clone_CMPIContext(ctx);
val.string = sfcb_native_new_CMPIString("$DefaultProvider$", NULL, 0);
ctxLocal->ft->addEntry(ctxLocal, "rerouteToProvider", &val, CMPI_string);
op = CMNewObjectPath(_broker, "root/interop", "SFCB_ElementCapabilities",
NULL);
ci = CMNewInstance(_broker, op, NULL);
opLeft =
CMNewObjectPath(_broker, "root/interop", "CIM_IndicationService",
NULL);
enm = CBEnumInstanceNames(_broker, ctx, opLeft, NULL);
left = CMGetNext(enm, NULL).value.ref;
opRight =
CMNewObjectPath(_broker, "root/interop",
"SFCB_IndicationServiceCapabilities", NULL);
enm = CBEnumInstanceNames(_broker, ctx, opRight, NULL);
right = CMGetNext(enm, NULL).value.ref;
CMAddKey(op, "ManagedElement", &left, CMPI_ref);
CMAddKey(op, "Capabilities", &right, CMPI_ref);
CMSetProperty(ci, "ManagedElement", &left, CMPI_ref);
CMSetProperty(ci, "Capabilities", &right, CMPI_ref);
CBCreateInstance(_broker, ctxLocal, op, ci, NULL);
CMRelease(ctxLocal);
return;
}
CMPIStatus
IndCIMXMLHandlerInvokeMethod(CMPIMethodMI * mi,
const CMPIContext *ctx,
const CMPIResult *rslt,
const CMPIObjectPath * ref,
const char *methodName,
const CMPIArgs * in, CMPIArgs * out)
{
_SFCB_ENTER(TRACE_INDPROVIDER, "IndCIMXMLHandlerInvokeMethod");
CMPIStatus st = { CMPI_RC_OK, NULL };
CMPIStatus circ = { CMPI_RC_OK, NULL };
struct timeval tv;
struct timezone tz;
static unsigned int indID=1;
if (interOpNameSpace(ref, &st) == 0)
_SFCB_RETURN(st);
if (strcasecmp(methodName, "_deliver") == 0) {
// On the first indication, check if reliable indications are enabled.
if (RIEnabled == -1) {
CMPIObjectPath *op=CMNewObjectPath(_broker,"root/interop","CIM_IndicationService",NULL);
CMPIEnumeration *isenm = _broker->bft->enumerateInstances(_broker, ctx, op, NULL, NULL);
CMPIData isinst=CMGetNext(isenm,NULL);
CMPIData mc=CMGetProperty(isinst.value.inst,"DeliveryRetryAttempts",NULL);
RIEnabled=mc.value.uint16;
}
CMPIInstance *indo=CMGetArg(in,"indication",NULL).value.inst;
CMPIInstance *ind=CMClone(indo,NULL);
CMPIContext *ctxLocal=NULL;
CMPIObjectPath *iop=NULL,*subop=NULL;
CMPIInstance *sub=NULL;
if (RIEnabled) {
ctxLocal = prepareUpcall((CMPIContext *) ctx);
// Set the indication sequence values
iop=CMGetObjectPath(ind,NULL);
CMAddKey(iop,"SFCB_IndicationID",&indID,CMPI_uint32);
CMSetProperty(ind,"SFCB_IndicationID",&indID,CMPI_uint32);
// Prevent this property from showing up in the indication
filterFlagProperty(ind, "SFCB_IndicationID");
sub=CMGetArg(in,"subscription",NULL).value.inst;
CMPIData handler=CMGetProperty(sub, "Handler", &st);
CMPIObjectPath *hop=handler.value.ref;
CMPIInstance *hdlr=CBGetInstance(_broker, ctxLocal, hop, NULL, &st);
// Build the complete sequence context
// Get the stub from the handler
CMPIString *context = CMGetProperty(hdlr, "SequenceContext", &st).value.string;
// and add the sfcb start time
char *cstr=malloc( (strlen(context->ft->getCharPtr(context,NULL)) + strlen(sfcBrokerStart) + 1) * sizeof(char));
sprintf(cstr,"%s%s",context->ft->getCharPtr(context,NULL),sfcBrokerStart);
context = sfcb_native_new_CMPIString(cstr, NULL, 0);
// and put it in the indication
CMSetProperty(ind, "SequenceContext", &context, CMPI_string);
free(cstr);
CMRelease(context);
// Get the proper sequence number
CMPIValue lastseq = CMGetProperty(hdlr, "LastSequenceNumber", &st).value;
lastseq.sint64++;
// Handle wrapping of the signed int
if (lastseq.sint64 < 0) lastseq.sint64=0;
// Update the last used number in the handler
CMSetProperty(hdlr, "LastSequenceNumber", &lastseq.sint64, CMPI_sint64);
CBModifyInstance(_broker, ctxLocal, hop, hdlr, NULL);
// And the indication
CMSetProperty(ind, "SequenceNumber", &lastseq, CMPI_sint64);
}
// Now send the indication
st = deliverInd(ref, in, ind);
if (st.rc != 0) {
if (RIEnabled){
_SFCB_TRACE(1,("--- Indication delivery failed, adding to retry queue"));
// Indication delivery failed, send to retry queue
// build an element
RTElement *element;
element = (RTElement *) malloc(sizeof(*element));
element->ref=ref->ft->clone(ref,NULL);
// Get the OP of the subscription and indication
subop=CMGetObjectPath(sub,NULL);
element->sub=subop->ft->clone(subop,NULL);
element->ind=iop->ft->clone(iop,NULL);
// Store other attrs
element->instanceID=indID;
element->count=0;
gettimeofday(&tv, &tz);
element->lasttry=tv.tv_sec;
// Push the indication to the repo
CBCreateInstance(_broker, ctxLocal, iop, ind, &circ);
if (circ.rc != 0) {
mlogf(M_ERROR,M_SHOW,"Pushing indication instance to repository failed, rc:%d\n",circ.rc);
}
indID++;
// Add it to the retry queue
enqRetry(element,ctx,1);
// And launch the thread if it isn't already running
pthread_attr_init(&tattr);
pthread_attr_setdetachstate(&tattr, PTHREAD_CREATE_DETACHED);
if (retryRunning == 0) {
retryRunning = 1;
_SFCB_TRACE(1,("--- Starting retryExport thread"));
CMPIContext *pctx = native_clone_CMPIContext(ctx);
pthread_create(&t, &tattr, &retryExport, (void *) pctx);
}
CMRelease(ctxLocal);
}
}
CMRelease(ind);
}
else {
printf("--- ClassProvider: Invalid request %s\n", methodName);
st.rc = CMPI_RC_ERR_METHOD_NOT_FOUND;
}
_SFCB_RETURN(st);
}
