bool errmsgRun(OperationContext* opCtx,
const string& dbname,
const BSONObj& cmdObj,
string& errmsg,
BSONObjBuilder& result) {
const NamespaceString nss = CommandHelpers::parseNsCollectionRequired(dbname, cmdObj);
AutoGetCollectionForReadCommand ctx(opCtx, nss);
// Check whether we are allowed to read from this node after acquiring our locks.
auto replCoord = repl::ReplicationCoordinator::get(opCtx);
uassertStatusOK(replCoord->checkCanServeReadsFor(
opCtx, nss, ReadPreferenceSetting::get(opCtx).canRunOnSecondary()));
Collection* collection = ctx.getCollection();
if (!collection) {
errmsg = "can't find ns";
return false;
}
vector<IndexDescriptor*> idxs;
collection->getIndexCatalog()->findIndexByType(opCtx, IndexNames::GEO_HAYSTACK, idxs);
if (idxs.size() == 0) {
errmsg = "no geoSearch index";
return false;
}
if (idxs.size() > 1) {
errmsg = "more than 1 geosearch index";
return false;
}
BSONElement nearElt = cmdObj["near"];
BSONElement maxDistance = cmdObj["maxDistance"];
BSONElement search = cmdObj["search"];
uassert(13318, "near needs to be an array", nearElt.isABSONObj());
uassert(13319, "maxDistance needs a number", maxDistance.isNumber());
uassert(13320, "search needs to be an object", search.type() == Object);
unsigned limit = 50;
if (cmdObj["limit"].isNumber())
limit = static_cast<unsigned>(cmdObj["limit"].numberInt());
IndexDescriptor* desc = idxs[0];
HaystackAccessMethod* ham =
static_cast<HaystackAccessMethod*>(collection->getIndexCatalog()->getIndex(desc));
ham->searchCommand(opCtx,
collection,
nearElt.Obj(),
maxDistance.numberDouble(),
search.Obj(),
&result,
limit);
return 1;
}
bool run(OperationContext* txn,
const string& dbname,
BSONObj& cmdObj,
int,
string& errmsg,
BSONObjBuilder& result) {
const std::string ns = parseNsCollectionRequired(dbname, cmdObj);
AutoGetCollectionForRead ctx(txn, ns);
Collection* collection = ctx.getCollection();
if (!collection) {
errmsg = "can't find ns";
return false;
}
vector<IndexDescriptor*> idxs;
collection->getIndexCatalog()->findIndexByType(txn, IndexNames::GEO_HAYSTACK, idxs);
if (idxs.size() == 0) {
errmsg = "no geoSearch index";
return false;
}
if (idxs.size() > 1) {
errmsg = "more than 1 geosearch index";
return false;
}
BSONElement nearElt = cmdObj["near"];
BSONElement maxDistance = cmdObj["maxDistance"];
BSONElement search = cmdObj["search"];
uassert(13318, "near needs to be an array", nearElt.isABSONObj());
uassert(13319, "maxDistance needs a number", maxDistance.isNumber());
uassert(13320, "search needs to be an object", search.type() == Object);
unsigned limit = 50;
if (cmdObj["limit"].isNumber())
limit = static_cast<unsigned>(cmdObj["limit"].numberInt());
IndexDescriptor* desc = idxs[0];
HaystackAccessMethod* ham =
static_cast<HaystackAccessMethod*>(collection->getIndexCatalog()->getIndex(desc));
ham->searchCommand(txn,
collection,
nearElt.Obj(),
maxDistance.numberDouble(),
search.Obj(),
&result,
limit);
return 1;
}
bool run(OperationContext* txn, const string& dbname, BSONObj& cmdObj, int,
string& errmsg, BSONObjBuilder& result, bool fromRepl) {
const string ns = dbname + "." + cmdObj.firstElement().valuestr();
Client::ReadContext ctx(ns);
Database* db = ctx.ctx().db();
if ( !db ) {
errmsg = "can't find ns";
return false;
}
Collection* collection = db->getCollection( ns );
if ( !collection ) {
errmsg = "can't find ns";
return false;
}
vector<IndexDescriptor*> idxs;
collection->getIndexCatalog()->findIndexByType(IndexNames::GEO_HAYSTACK, idxs);
if (idxs.size() == 0) {
errmsg = "no geoSearch index";
return false;
}
if (idxs.size() > 1) {
errmsg = "more than 1 geosearch index";
return false;
}
BSONElement nearElt = cmdObj["near"];
BSONElement maxDistance = cmdObj["maxDistance"];
BSONElement search = cmdObj["search"];
uassert(13318, "near needs to be an array", nearElt.isABSONObj());
uassert(13319, "maxDistance needs a number", maxDistance.isNumber());
uassert(13320, "search needs to be an object", search.type() == Object);
unsigned limit = 50;
if (cmdObj["limit"].isNumber())
limit = static_cast<unsigned>(cmdObj["limit"].numberInt());
IndexDescriptor* desc = idxs[0];
HaystackAccessMethod* ham =
static_cast<HaystackAccessMethod*>( collection->getIndexCatalog()->getIndex(desc) );
ham->searchCommand(nearElt.Obj(), maxDistance.numberDouble(), search.Obj(),
&result, limit);
return 1;
}
