OSystem::OSystem() :
m_layer(),
m_lib_loader()
{
m_layer.reset();
m_lib_loader.reset();
#ifdef CF_HAVE_DLOPEN
if ( is_null( m_lib_loader ) ) m_lib_loader.reset( new PosixDlopenLibLoader() );
#endif
#ifdef CF_OS_LINUX
if ( is_null( m_layer ) ) m_layer.reset( new Linux::OSystemLayer() );
#else
#ifdef CF_OS_MACOSX
if ( is_null( m_layer ) ) m_layer.reset( new MacOSX::OSystemLayer() );
#else
#ifdef CF_OS_WINDOWS
if ( is_null( m_layer ) ) m_layer.reset( new Win32::OSystemLayer() );
if ( is_null( m_lib_loader ) ) m_lib_loader.reset( new Win32::LibLoader() );
#else
#error "Unkown operating system: not Windows, MacOSX or Linux"
#endif
#endif
#endif
cf_assert ( is_not_null( m_layer ) );
cf_assert ( is_not_null( m_lib_loader ) );
std::vector< boost::filesystem::path > default_paths(1, boost::filesystem::path(CF_BUILD_DIR) / boost::filesystem::path("dso"));
m_lib_loader->set_search_paths(default_paths);
}
boost::tuple<Common::Component&,Uint> CUnifiedData::location_v2(const Uint data_glb_idx)
{
cf_assert(data_glb_idx<m_size);
const Uint data_vector_idx = std::upper_bound(m_data_indices->array().begin(), m_data_indices->array().end(), data_glb_idx) - 1 - m_data_indices->array().begin();
cf_assert(m_data_indices->array()[data_vector_idx] <= data_glb_idx );
return boost::tuple<Common::Component&,Uint>(*m_data_vector[data_vector_idx], data_glb_idx - m_data_indices->array()[data_vector_idx]);
}
/// Get the const component and local index in the component
/// given a continuous index spanning multiple components
/// @param [in] data_glb_idx continuous index covering multiple components
/// @return boost::tuple<Uint component_idx, Uint idx_in_component>
boost::tuple<Uint,Uint> CUnifiedData::location_idx(const Uint data_glb_idx) const
{
cf_assert(data_glb_idx<m_size);
const Uint data_vector_idx = std::upper_bound(m_data_indices->array().begin(), m_data_indices->array().end(), data_glb_idx) - 1 - m_data_indices->array().begin();
cf_assert(data_vector_idx<m_data_vector.size());
return boost::make_tuple(data_vector_idx, data_glb_idx - m_data_indices->array()[data_vector_idx]);
}
void ListeningThread::add_communicator( Communicator comm )
{
m_mutex.lock();
cf_assert( comm != MPI_COMM_NULL );
cf_assert( m_comms.find(comm) == m_comms.end() );
m_comms[comm] = new ListeningInfo();
m_mutex.unlock();
}
void VectorialFunction::evaluate( const RealVector& var_values, RealVector& ret_value) const
{
cf_assert(m_is_parsed);
cf_assert(var_values.size() == m_nbvars);
// evaluate and store the functions line by line in the vector
std::vector<FunctionParser*>::const_iterator parser = m_parsers.begin();
std::vector<FunctionParser*>::const_iterator end = m_parsers.end();
Uint i = 0;
for( ; parser != end ; ++parser, ++i )
ret_value[i] = (*parser)->Eval(&var_values[0]);
}
void Triag2DLagrangeP2::mapped_coordinates(const CoordsT& coord, const NodeMatrixT& nodes, MappedCoordsT& map_coord)
{
throw Common::NotImplemented( FromHere(), "" );
cf_assert(coord.size() == 2);
cf_assert(map_coord.size() == 2);
cf_assert(nodes.size() == 6);
const Real invDet = 1. / jacobian_determinant(nodes);
map_coord[KSI] = invDet * ((nodes(2, YY) - nodes(0, YY))*coord[XX] + (nodes(0, XX) - nodes(2, XX))*coord[YY] - nodes(0, XX)*nodes(2, YY) + nodes(2, XX)*nodes(0, YY));
map_coord[ETA] = invDet * ((nodes(0, YY) - nodes(1, YY))*coord[XX] + (nodes(1, XX) - nodes(0, XX))*coord[YY] + nodes(0, XX)*nodes(1, YY) - nodes(1, XX)*nodes(0, YY));
}
void ListeningThread::remove_comunicator( Communicator comm )
{
m_mutex.lock();
cf_assert( comm!= MPI_COMM_NULL );
std::map<Communicator, ListeningInfo*>::iterator it = m_comms.find(comm);
cf_assert( it != m_comms.end() );
m_comms.erase(it);
m_mutex.unlock();
}
RealVector& VectorialFunction::operator()( const RealVector& var_values)
{
cf_assert(m_is_parsed);
cf_assert(var_values.size() == m_nbvars);
// evaluate and store the functions line by line in the result vector
std::vector<FunctionParser*>::const_iterator parser = m_parsers.begin();
std::vector<FunctionParser*>::const_iterator end = m_parsers.end();
Uint i = 0;
for( ; parser != end ; ++parser, ++i )
m_result[i] = (*parser)->Eval(&var_values[0]);
return m_result;
}
int
as_record_write_from_pickle(as_storage_rd* rd)
{
cf_assert(as_bin_inuse_has(rd), AS_RECORD, "unexpected binless pickle");
return as_storage_record_write(rd);
}
void
demarshal_file_handle_init()
{
struct rlimit rl;
pthread_mutex_lock(&g_file_handle_a_LOCK);
if (g_file_handle_a == 0) {
if (-1 == getrlimit(RLIMIT_NOFILE, &rl)) {
cf_crash(AS_DEMARSHAL, "getrlimit: %s", cf_strerror(errno));
}
// Initialize the message pointer array and the unread byte counters.
g_file_handle_a = cf_calloc(rl.rlim_cur, sizeof(as_proto *));
cf_assert(g_file_handle_a, AS_DEMARSHAL, CF_CRITICAL, "allocation: %s", cf_strerror(errno));
g_file_handle_a_sz = rl.rlim_cur;
for (int i = 0; i < g_file_handle_a_sz; i++) {
cf_queue_push(g_freeslot, &i);
}
pthread_create(&g_demarshal_reaper_th, 0, thr_demarshal_reaper_fn, 0);
// If config value is 0, set a maximum proto size based on the RLIMIT.
if (g_config.n_proto_fd_max == 0) {
g_config.n_proto_fd_max = rl.rlim_cur / 2;
cf_info(AS_DEMARSHAL, "setting default client file descriptors to %d", g_config.n_proto_fd_max);
}
}
pthread_mutex_unlock(&g_file_handle_a_LOCK);
}
typename LIB::Ptr library ()
{
const std::string lname = LIB::library_namespace(); //instead of LIB::type_name();
Component::Ptr clib = get_child_ptr(lname);
typename LIB::Ptr lib;
if ( is_null(clib) ) // doesnt exist so build it
{
CF::Common::TypeInfo::instance().regist< LIB >( lname );
lib = create_component_ptr< LIB >(lname);
cf_assert( is_not_null(lib) );
return lib;
}
// try to convert existing ptr to LIB::Ptr and return it
lib = clib->as_ptr<LIB>();
if( is_null(lib) ) // conversion failed
throw CastingFailed( FromHere(),
"Found component in CLibraries with name "
+ lname
+ " but is not the actual library "
+ LIB::type_name() );
return lib;
}
void GrowOverlap::execute()
{
CMesh& mesh = *m_mesh.lock();
Geometry& nodes = mesh.geometry();
const std::vector<Component::Ptr>& mesh_elements = mesh.elements().components();
CFaceCellConnectivity& face2cell = mesh.create_component<CFaceCellConnectivity>("face2cell");
face2cell.setup(mesh.topology());
std::map<Uint,Uint> glb_node_2_loc_node;
std::map<Uint,Uint>::iterator glb_node_not_found = glb_node_2_loc_node.end();
for (Uint n=0; n<nodes.size(); ++n)
{
if ( glb_node_2_loc_node.find(nodes.glb_idx()[n]) == glb_node_not_found )
{
glb_node_2_loc_node[nodes.glb_idx()[n]] = n;
}
else
{
std::cout << PERank << "node glb idx " << nodes.glb_idx()[n] << " already exists..." << std::endl;
}
}
std::map<Uint,Uint> glb_elem_2_loc_elem;
std::map<Uint,Uint>::iterator glb_elem_not_found = glb_elem_2_loc_elem.end();
for (Uint e=0; e<mesh.elements().size(); ++e)
{
Component::Ptr comp;
Uint idx;
boost::tie(comp,idx) = mesh.elements().location(e);
if ( CElements::Ptr elements = comp->as_ptr<CElements>() )
{
if ( glb_elem_2_loc_elem.find(elements->glb_idx()[idx]) == glb_elem_not_found )
{
glb_elem_2_loc_elem[elements->glb_idx()[idx]] = e;
}
else
{
std::cout << PERank << "elem glb idx " << elements->glb_idx()[idx] << " already exists..." << std::endl;
}
}
}
std::set<Uint> bdry_nodes;
for (Uint f=0; f<face2cell.size(); ++f)
{
cf_assert(f < face2cell.is_bdry_face().size());
if (face2cell.is_bdry_face()[f])
{
boost_foreach(const Uint node, face2cell.face_nodes(f))
bdry_nodes.insert(nodes.glb_idx()[node]);
}
}
inline void
all_gathervm_impl(const Communicator& comm, const T* in_values, const int in_n, const int *in_map, T* out_values, const int *out_n, const int *out_map, const int stride )
{
// get data type and number of processors
Datatype type = PE::get_mpi_datatype(*in_values);
int nproc;
MPI_CHECK_RESULT(MPI_Comm_size,(comm,&nproc));
// if stride is smaller than one and unsupported functionality
cf_assert( stride>0 );
// compute displacements both on send an receive side
// also compute stride-multiplied send and receive counts
int *out_nstride=new int[nproc];
int *out_disp=new int[nproc];
out_disp[0]=0;
for(int i=0; i<nproc-1; i++) {
out_nstride[i]=stride*out_n[i];
out_disp[i+1]=out_disp[i]+out_nstride[i];
}
out_nstride[nproc-1]=out_n[nproc-1]*stride;
// compute total number of send and receive items
const int in_sum=stride*in_n;
const int out_sum=out_disp[nproc-1]+stride*out_n[nproc-1];
// set up in_buf
T *in_buf=(T*)in_values;
if (in_map!=0) {
if ( (in_buf=new T[in_sum+1]) == (T*)0 ) throw CF::Common::NotEnoughMemory(FromHere(),"Could not allocate temporary buffer."); // +1 for avoiding possible zero allocation
if (stride==1) { for(int i=0; i<in_sum; i++) in_buf[i]=in_values[in_map[i]]; }
else { for(int i=0; i<in_sum/stride; i++) memcpy(&in_buf[stride*i],&in_values[stride*in_map[i]],stride*sizeof(T)); }
}
// set up out_buf
T *out_buf=out_values;
if ((out_map!=0)||(in_values==out_values)) {
if ( (out_buf=new T[out_sum+1]) == (T*)0 ) throw CF::Common::NotEnoughMemory(FromHere(),"Could not allocate temporary buffer."); // +1 for avoiding possible zero allocation
}
// do the communication
MPI_CHECK_RESULT(MPI_Allgatherv, (in_buf, in_sum, type, out_buf, out_nstride, out_disp, type, comm));
// re-populate out_values
if (out_map!=0) {
if (stride==1) { for(int i=0; i<out_sum; i++) out_values[out_map[i]]=out_buf[i]; }
else { for(int i=0; i<out_sum/stride; i++) memcpy(&out_values[stride*out_map[i]],&out_buf[stride*i],stride*sizeof(T)); }
delete[] out_buf;
} else if (in_values==out_values) {
memcpy(out_values,out_buf,out_sum*sizeof(T));
delete[] out_buf;
}
// free internal memory
if (in_map!=0) delete[] in_buf;
delete[] out_disp;
delete[] out_nstride;
}
CNode::Ptr CNodeBuilders::buildCNode( const QString & componentType,
const std::string & name ) const
{
cf_assert( m_builders.contains( componentType ) );
CBuilder & builder = m_builders[componentType]->as_type<CBuilder>();
return builder.build( name )->as_ptr_checked<CNode>();
}
XmlNode Protocol::add_signal_frame ( XmlNode& node, const std::string & target,
const URI & sender, const URI & receiver,
bool user_trans )
{
cf_assert(sender.scheme() == URI::Scheme::CPATH);
cf_assert(receiver.scheme() == URI::Scheme::CPATH);
std::string uuid = boost::lexical_cast<std::string>(boost::uuids::random_generator()());
XmlNode signalnode = node.add_node( Tags::node_frame() );
signalnode.set_attribute( "type", Tags::node_type_signal() );
signalnode.set_attribute( "target", target );
signalnode.set_attribute( "sender", sender.string() );
signalnode.set_attribute( "receiver", receiver.string() );
signalnode.set_attribute( "transaction", user_trans ? "user" : "auto" );
signalnode.set_attribute( "frameid", uuid );
return signalnode;
}
void NLog::signal_message(SignalArgs & node)
{
SignalOptions options( node );
std::string typeStr = options.value<std::string>("type");
std::string message = options.value<std::string>("text");
LogMessage::Type type = LogMessage::Convert::instance().to_enum(typeStr);
cf_assert(type != LogMessage::INVALID);
this->appendToLog(type, true, message.c_str());
}
void CPartitioner::query_list_of_connected_objects(void *data, int sizeGID, int sizeLID, int num_obj,
ZOLTAN_ID_PTR globalID, ZOLTAN_ID_PTR localID,
int *num_edges,
ZOLTAN_ID_PTR nborGID, int *nborProc,
int wgt_dim, float *ewgts, int *ierr)
{
CMeshPartitioner& p = *(CMeshPartitioner *)data;
*ierr = ZOLTAN_OK;
p.list_of_connected_objects_in_part(PE::Comm::instance().rank(),nborGID);
p.list_of_connected_procs_in_part(PE::Comm::instance().rank(),nborProc);
// for debugging
#if 0
const Uint nb_obj = p.nb_owned_objects();
std::vector<Uint> numEdges(nb_obj);
Uint tot_nb_edges = p.nb_connected_objects(numEdges);
std::vector<Uint> conn_glbID(tot_nb_edges);
p.list_of_connected_objects(conn_glbID);
std::vector<Uint> glbID(nb_obj);
p.list_of_owned_objects(glbID);
PEProcessSortedExecute(-1,
CFdebug << RANK << "conn_glbID =\n";
Uint cnt = 0;
index_foreach( e, const Uint nbEdge, numEdges)
{
if (p.is_node(glbID[e]))
CFdebug << " N" << p.to_node_glb(glbID[e]) << ": ";
else
CFdebug << " E" << p.to_elem_glb(glbID[e]) << ": ";
for (Uint c=cnt; c<cnt+nbEdge; ++c)
{
if (p.is_node(conn_glbID[c]))
CFdebug << " N" << p.to_node_glb(conn_glbID[c]);
else
CFdebug << " E" << p.to_elem_glb(conn_glbID[c]);
}
CFdebug << "\n";
cnt += nbEdge;
}
CFdebug << CFendl;
cf_assert( cnt == tot_nb_edges );
CFdebug << RANK << "total nb_edges = " << cnt << CFendl;
)
#endif
}
XmlNode Protocol::add_reply_frame ( XmlNode& node )
{
cf_assert( node.is_valid() );
cf_assert( is_not_null(node.content->parent()) );
rapidxml::xml_node<>* xml_node = node.content;
XmlNode replynode = XmlNode(node.content->parent()).add_node( Tags::node_frame());
replynode.set_attribute( "type", Tags::node_type_reply() );
// reply with same target
rapidxml::xml_attribute<>* target_att = xml_node->first_attribute("target");
std::string target = is_not_null(target_att) ? target_att->value() : "";
replynode.set_attribute("target", target);
// the sender becomes the receiver
rapidxml::xml_attribute<>* sender_att = xml_node->first_attribute("sender");
std::string receiver = is_not_null(sender_att) ? sender_att->value() : "";
replynode.set_attribute("receiver", receiver);
// same transaction type
rapidxml::xml_attribute<>* trans_att = xml_node->first_attribute("transaction");
std::string trans = is_not_null(trans_att) ? trans_att->value() : "auto";
replynode.set_attribute("transaction", trans);
// copy uuids, if any
rapidxml::xml_attribute<>* client_uuid_att = xml_node->first_attribute( Tags::attr_clientid() );
rapidxml::xml_attribute<>* frame_uuid_att = xml_node->first_attribute( Tags::attr_frameid() );
if( is_not_null(client_uuid_att) )
replynode.set_attribute(Tags::attr_clientid(), client_uuid_att->value());
if( is_not_null(frame_uuid_att) )
replynode.set_attribute(Tags::attr_frameid(), frame_uuid_att->value() );
return replynode;
// return XmlNode();
}
void RK::execute()
{
RDSolver& mysolver = solver().as_type< RDSolver >();
// get the current rk k step and order
const Uint rkorder = mysolver.properties().value<Uint>("rkorder");
const Uint step = mysolver.iterative_solver().properties().value<Uint>("iteration");
if (m_solution.expired())
m_solution = mysolver.fields().get_child( RDM::Tags::solution() ).follow()->as_ptr_checked<Field>();
if (m_residual.expired())
m_residual = mysolver.fields().get_child( RDM::Tags::residual() ).follow()->as_ptr_checked<Field>();
if (m_dual_area.expired())
m_dual_area = mysolver.fields().get_child( RDM::Tags::dual_area() ).follow()->as_ptr_checked<Field>();
// get the correct solution to update depending on which rk k step we are
Field::Ptr csolution_k;
if ( step == rkorder )
csolution_k = m_solution.lock();
else
{
csolution_k = mysolver.fields().get_child( RDM::Tags::solution() + to_str(step) ).follow()->as_ptr_checked<Field>();
}
cf_assert( is_not_null(csolution_k) );
Field& solution_k = *csolution_k;
Field& dual_area = *m_dual_area.lock();
Field& residual = *m_residual.lock();
/// @todo should be used later to calculate automatically the \Delta t
//const Real CFL = options().option("cfl").value<Real>();
/// @todo maybe better to directly store dual_area inverse
// implementation of the RungeKutta update step
const Uint nbdofs = solution_k.size();
const Uint nbvars = solution_k.row_size();
for ( Uint i=0; i< nbdofs; ++i )
for ( Uint j=0; j< nbvars; ++j )
solution_k[i][j] += - residual[i][j] / dual_area[i][0];
}
bool SignatureDialog::show(XmlNode & sig, const QString & title, bool block)
{
cf_assert( sig.is_valid() );
XmlNode node = sig.content->first_node();
QString name;
m_okClicked = false;
this->setWindowTitle(title);
m_dataLayout->clearOptions();
for( ; node.is_valid() ; node.content = node.content->next_sibling())
{
m_dataLayout->addOption( SignalOptions::xml_to_option(node) );
name = node.content->first_attribute( Protocol::Tags::attr_key() )->value();
m_nodes[name] = node;
}
if( m_dataLayout->hasOptions() )
{
if(block)
{
m_isBlocking = true;
this->exec();
}
else
{
m_isBlocking = false;
this->setModal(true);
this->setVisible(true);
}
}
else
{
m_okClicked = true;
emit finished(QDialog::Accepted);
}
return m_okClicked;
}
bool
read_dup_res_cb(rw_request* rw)
{
BENCHMARK_NEXT_DATA_POINT_FROM(rw, read, FROM_CLIENT, dup_res);
BENCHMARK_NEXT_DATA_POINT_FROM(rw, batch_sub, FROM_BATCH, dup_res);
as_transaction tr;
as_transaction_init_from_rw(&tr, rw);
if (tr.result_code != AS_OK) {
send_read_response(&tr, NULL, NULL, 0, NULL);
return true;
}
if (read_must_ping(&tr)) {
// Set up the nodes to which we'll ping.
rw->n_dest_nodes = as_partition_get_other_replicas(tr.rsv.p,
rw->dest_nodes);
if (insufficient_replica_destinations(tr.rsv.ns, rw->n_dest_nodes)) {
tr.result_code = AS_ERR_UNAVAILABLE;
send_read_response(&tr, NULL, NULL, 0, NULL);
return true;
}
repl_ping_after_dup_res(rw, &tr);
return false;
}
// Read the local copy and respond to origin.
transaction_status status = read_local(&tr);
cf_assert(status != TRANS_IN_PROGRESS, AS_RW, "read in-progress");
if (status == TRANS_WAITING) {
// Note - new tr now owns msgp, make sure rw destructor doesn't free it.
// Also, rw will release rsv - new tr will get a new one.
rw->msgp = NULL;
}
// Finished transaction - rw_request cleans up reservation and msgp!
return true;
}
void increment_solution(const RealVector& solution, const std::vector<std::string>& field_names, const std::vector<std::string>& var_names, const std::vector<Uint>& var_sizes, CMesh& solution_mesh)
{
const Uint nb_vars = var_names.size();
std::vector<Uint> var_offsets;
var_offsets.push_back(0);
for(Uint i = 0; i != nb_vars; ++i)
{
var_offsets.push_back(var_offsets.back() + var_sizes[i]);
}
// Copy the data to the fields, where each field value is incremented with the value from the solution vector
std::set<std::string> unique_field_names;
boost_foreach(const std::string& field_name, field_names)
{
if(unique_field_names.insert(field_name).second)
{
Field& field = find_component_with_name<Field>(solution_mesh,field_name);
const Uint field_size = field.size();
for(Uint row_idx = 0; row_idx != field_size; ++row_idx)
{
Field::Row row = field[row_idx];
for(Uint i = 0; i != nb_vars; ++i)
{
if(field_names[i] != field_name)
continue;
const Uint solution_begin = var_offsets.back() * row_idx + var_offsets[i];
const Uint solution_end = solution_begin + var_sizes[i];
Uint field_idx = field.var_index(var_names[i]);
cf_assert( (Uint) field.var_length(var_names[i]) == (Uint) var_sizes[i]);
for(Uint sol_idx = solution_begin; sol_idx != solution_end; ++sol_idx)
{
row[field_idx++] += solution[sol_idx];
}
}
}
}
}
}
std::string CField::var_name(Uint i) const
{
cf_assert(i<m_var_types.size());
return m_var_names.size() ? m_var_names[i] : "var";
// std::vector<std::string> names;
// switch (m_var_types[i])
// {
// case SCALAR:
// names += name;
// break;
// case VECTOR_2D:
// names += name+"x";
// names += name+"y";
// break;
// case VECTOR_3D:
// names += name+"x";
// names += name+"y";
// names += name+"z";
// break;
// case TENSOR_2D:
// names += name+"xx";
// names += name+"xy";
// names += name+"yx";
// names += name+"yy";
// break;
// case TENSOR_3D:
// names += name+"xx";
// names += name+"xy";
// names += name+"xz";
// names += name+"yx";
// names += name+"yy";
// names += name+"yz";
// names += name+"zx";
// names += name+"zy";
// names += name+"zz";
// break;
// default:
// break;
// }
// return names;
}
void
repl_ping_cb(rw_request* rw)
{
BENCHMARK_NEXT_DATA_POINT_FROM(rw, read, FROM_CLIENT, repl_ping);
BENCHMARK_NEXT_DATA_POINT_FROM(rw, batch_sub, FROM_BATCH, repl_ping);
as_transaction tr;
as_transaction_init_from_rw(&tr, rw);
// Read the local copy and respond to origin.
transaction_status status = read_local(&tr);
cf_assert(status != TRANS_IN_PROGRESS, AS_RW, "read in-progress");
if (status == TRANS_WAITING) {
// Note - new tr now owns msgp, make sure rw destructor doesn't free it.
// Also, rw will release rsv - new tr will get a new one.
rw->msgp = NULL;
}
}
void CField::create_data_storage()
{
cf_assert( m_var_types.size()!=0 );
cf_assert( is_not_null(m_topology->follow()) );
// Check if there are coordinates in this field, and add to map
m_coords = find_parent_component<CMesh>(topology()).nodes().coordinates().as_ptr<CTable<Real> >();
Uint row_size(0);
boost_foreach(const VarType var_size, m_var_types)
row_size += Uint(var_size);
m_data->set_row_size(row_size);
switch (m_basis)
{
case Basis::POINT_BASED:
{
m_used_nodes = CElements::used_nodes(topology()).as_ptr<CList<Uint> >();
m_data->resize(m_used_nodes->size());
break;
}
case Basis::ELEMENT_BASED:
{
Uint data_size = 0;
boost_foreach(CEntities& field_elements, find_components_recursively<CEntities>(topology()))
{
if (field_elements.exists_space(m_space_name) == false)
throw ValueNotFound(FromHere(),"space \""+m_space_name+"\" does not exist in "+field_elements.uri().path());
m_elements_start_idx[field_elements.as_ptr<CEntities>()] = data_size;
CFieldView field_view("tmp_field_view");
data_size = field_view.initialize(*this,field_elements.as_ptr<CEntities>());
}
m_data->resize(data_size);
break;
}
case Basis::CELL_BASED:
{
Uint data_size = 0;
boost_foreach(CEntities& field_elements, find_components_recursively<CCells>(topology()))
{
//CFinfo << name() << ": creating cellbased field storage in " << field_elements.uri().path() << CFendl;
if (field_elements.exists_space(m_space_name) == false)
throw ValueNotFound(FromHere(),"space \""+m_space_name+"\" does not exist in "+field_elements.uri().path());
m_elements_start_idx[field_elements.as_ptr<CEntities>()] = data_size;
CFieldView field_view("tmp_field_view");
data_size = field_view.initialize(*this,field_elements.as_ptr<CEntities>());
}
m_data->resize(data_size);
break;
}
case Basis::FACE_BASED:
{
Uint data_size = 0;
boost_foreach(CEntities& field_elements, find_components_recursively_with_tag<CEntities>(topology(),Mesh::Tags::face_entity()))
{
if (field_elements.exists_space(m_space_name) == false)
throw ValueNotFound(FromHere(),"space \""+m_space_name+"\" does not exist in "+field_elements.uri().path());
m_elements_start_idx[field_elements.as_ptr<CEntities>()] = data_size;
CFieldView field_view("tmp_field_view");
data_size = field_view.initialize(*this,field_elements.as_ptr<CEntities>());
}
m_data->resize(data_size);
break;
}
default:
throw NotSupported(FromHere() , "Basis can only be ELEMENT_BASED or NODE_BASED");
break;
}
}
void NLog::addException(const QString & message)
{
cf_assert(!message.isEmpty());
this->appendToLog(LogMessage::EXCEPTION, false, message);
}
/* cf_socket_init_svc
* Initialize a socket for listening
* Leaves the socket in a blocking state - if you want nonblocking, set nonblocking
*/
int
cf_socket_init_svc(cf_socket_cfg *s)
{
struct timespec delay;
cf_assert(s, CF_SOCKET, CF_CRITICAL, "invalid argument");
if (!s->addr) {
cf_warning(CF_SOCKET, "could not initialize service, check config file");
return(-1);
}
if (s->port == 0) {
cf_warning(CF_SOCKET, "could not initialize service, missing port, check config file");
return(-1);
}
delay.tv_sec = 5;
delay.tv_nsec = 0;
/* Create the socket */
if (0 > (s->sock = socket(AF_INET, s->proto, 0))) {
cf_warning(CF_SOCKET, "socket: %s", cf_strerror(errno));
return(-1);
}
s->saddr.sin_family = AF_INET;
if (1 != inet_pton(AF_INET, s->addr, &s->saddr.sin_addr.s_addr)) {
cf_warning(CF_SOCKET, "inet_pton: %s", cf_strerror(errno));
return(-1);
}
s->saddr.sin_port = htons(s->port);
if (s->reuse_addr) {
int v = 1;
setsockopt(s->sock, SOL_SOCKET, SO_REUSEADDR, &v, sizeof(v) );
}
/* Set close-on-exec */
fcntl(s->sock, F_SETFD, FD_CLOEXEC);
// I've tried a little tuning here, doesn't seem terribly important.
// int flag = (1024 * 32);
// setsockopt(s->sock, SOL_SOCKET, SO_SNDBUF, &flag, sizeof(flag) );
// setsockopt(s->sock, SOL_SOCKET, SO_RCVBUF, &flag, sizeof(flag) );
// No-delay is terribly important, but setting here doesn't seem all that effective. Doesn't
// seem to effect the accepted file descriptors derived from the listen fd
// int flag = 1;
// setsockopt(s->sock, SOL_TCP, TCP_NODELAY, &flag, sizeof(flag) );
/* Bind to the socket; if we can't, nanosleep() and retry */
while (0 > (bind(s->sock, (struct sockaddr *)&s->saddr, sizeof(struct sockaddr)))) {
if (EADDRINUSE != errno) {
cf_warning(CF_SOCKET, "bind: %s", cf_strerror(errno));
return(-1);
}
cf_warning(CF_SOCKET, "bind: socket in use, waiting (port:%d)",s->port);
nanosleep(&delay, NULL);
}
/* Listen for connections */
if ((SOCK_STREAM == s->proto) && (0 > listen(s->sock, 512))) {
cf_warning(CF_SOCKET, "listen: %s", cf_strerror(errno));
return(-1);
}
return(0);
}
as_namespace *
as_namespace_create(char *name, uint16_t replication_factor)
{
if (strlen(name) >= AS_ID_NAMESPACE_SZ) {
cf_warning(AS_NAMESPACE, "can't create namespace: name length too long");
return NULL;
}
if (replication_factor < 2) {
cf_warning(AS_NAMESPACE, "can't create namespace: need replication factor >= 2");
return NULL;
}
if (g_config.n_namespaces >= AS_NAMESPACE_SZ) {
cf_warning(AS_NAMESPACE, "can't create namespace: already have %d", AS_NAMESPACE_SZ);
return NULL;
}
for (int i = 0; i < g_config.n_namespaces; i++) {
if (0 == strcmp(g_config.namespaces[i]->name, name)) {
cf_warning(AS_NAMESPACE, "can't create namespace: namespace %s mentioned again in the configuration", name);
return NULL;
}
}
as_namespace *ns = cf_malloc(sizeof(as_namespace));
cf_assert(ns, AS_NAMESPACE, CF_CRITICAL, "%s as_namespace allocation failed", name);
// Set all members 0/NULL/false to start with.
memset(ns, 0, sizeof(as_namespace));
strncpy(ns->name, name, AS_ID_NAMESPACE_SZ - 1);
ns->name[AS_ID_NAMESPACE_SZ - 1] = '\0';
ns->id = ++g_namespace_id_counter; // note that id is 1-based
#ifdef USE_JEM
if (-1 == (ns->jem_arena = jem_create_arena())) {
cf_crash(AS_NAMESPACE, "can't create JEMalloc arena for namespace %s", name);
} else {
cf_info(AS_NAMESPACE, "Created JEMalloc arena #%d for namespace \"%s\"", ns->jem_arena, name);
}
as_namespace_set_jem_arena(ns->name, ns->jem_arena);
#endif
ns->cold_start = false; // try warm restart unless told not to
ns->arena = NULL; // can't create the arena until the configuration has been done
//--------------------------------------------
// Configuration defaults.
//
ns->replication_factor = replication_factor;
ns->cfg_replication_factor = replication_factor;
ns->memory_size = 1024LL * 1024LL * 1024LL * 4LL; // default memory limit is 4G per namespace
ns->default_ttl = 0; // default time-to-live is unlimited
ns->enable_xdr = false;
ns->sets_enable_xdr = true; // ship all the sets by default
ns->ns_forward_xdr_writes = false; // forwarding of xdr writes is disabled by default
ns->ns_allow_nonxdr_writes = true; // allow nonxdr writes by default
ns->ns_allow_xdr_writes = true; // allow xdr writes by default
ns->cold_start_evict_ttl = 0xFFFFffff; // unless this is specified via config file, use evict void-time saved in device header
ns->conflict_resolution_policy = AS_NAMESPACE_CONFLICT_RESOLUTION_POLICY_GENERATION;
ns->data_in_index = false;
ns->evict_tenths_pct = 5; // default eviction amount is 0.5%
ns->hwm_disk = 0.5; // default high water mark for eviction is 50%
ns->hwm_memory = 0.6; // default high water mark for eviction is 60%
ns->ldt_enabled = false; // By default ldt is not enabled
ns->ldt_page_size = 8192; // default ldt page size is 8192
ns->ldt_gc_sleep_us = 500; // Default is sleep for .5Ms. This translates to constant 2k Subrecord
// GC per second.
ns->obj_size_hist_max = OBJ_SIZE_HIST_NUM_BUCKETS;
ns->single_bin = false;
ns->stop_writes_pct = 0.9; // stop writes when 90% of either memory or disk is used
// Set default server policies which are used only when the corresponding override is true:
ns->read_consistency_level = AS_POLICY_CONSISTENCY_LEVEL_ONE;
ns->read_consistency_level_override = false;
ns->write_commit_level = AS_POLICY_COMMIT_LEVEL_ALL;
ns->write_commit_level_override = false;
ns->storage_type = AS_STORAGE_ENGINE_MEMORY;
ns->storage_data_in_memory = true;
// Note - default true is consistent with AS_STORAGE_ENGINE_MEMORY, but
// cfg.c will set default false for AS_STORAGE_ENGINE_SSD and KV.
ns->storage_filesize = 1024LL * 1024LL * 1024LL * 16LL; // default file size is 16G per file
ns->storage_scheduler_mode = NULL; // null indicates default is to not change scheduler mode
ns->storage_write_block_size = 1024 * 1024;
ns->storage_defrag_lwm_pct = 50; // defrag if occupancy of block is < 50%
ns->storage_defrag_queue_min = 0; // don't defrag unless the queue has this many eligible wblocks (0: defrag anything queued)
ns->storage_defrag_sleep = 1000; // sleep this many microseconds between each wblock
ns->storage_defrag_startup_minimum = 10; // defrag until >= 10% disk is writable before joining cluster
ns->storage_flush_max_us = 1000 * 1000; // wait this many microseconds before flushing inactive current write buffer (0 = never)
ns->storage_fsync_max_us = 0; // fsync interval in microseconds (0 = never)
ns->storage_max_write_cache = 1024 * 1024 * 64;
ns->storage_min_avail_pct = 5; // stop writes when < 5% disk is writable
ns->storage_num_write_blocks = 64; // number of write blocks to use with KV store devices
ns->storage_post_write_queue = 256; // number of wblocks per device used as post-write cache
ns->storage_read_block_size = 64 * 1024; // size in bytes of read buffers to use with KV store devices
// [Note - current FusionIO maximum read buffer size is 1MB - 512B.]
ns->storage_write_threads = 1;
// SINDEX
ns->sindex_data_max_memory = ULONG_MAX;
ns->sindex_data_memory_used = 0;
ns->sindex_cfg_var_hash = NULL;
ns->sindex_num_partitions = DEFAULT_PARTITIONS_PER_INDEX;
// Geospatial query within defaults
ns->geo2dsphere_within_strict = true;
ns->geo2dsphere_within_min_level = 1;
ns->geo2dsphere_within_max_level = 30;
ns->geo2dsphere_within_max_cells = 12;
ns->geo2dsphere_within_level_mod = 1;
ns->geo2dsphere_within_earth_radius_meters = 6371000; // Wikipedia, mean
//
// END - Configuration defaults.
//--------------------------------------------
g_config.namespaces[g_config.n_namespaces] = ns;
g_config.n_namespaces++;
char hist_name[HISTOGRAM_NAME_SIZE];
// Note - histograms' ranges MUST be set before use.
sprintf(hist_name, "%s object size histogram", name);
ns->obj_size_hist = linear_histogram_create(hist_name, 0, 0, OBJ_SIZE_HIST_NUM_BUCKETS);
sprintf(hist_name, "%s evict histogram", name);
ns->evict_hist = linear_histogram_create(hist_name, 0, 0, EVICTION_HIST_NUM_BUCKETS);
sprintf(hist_name, "%s evict coarse histogram", name);
ns->evict_coarse_hist = linear_histogram_create(hist_name, 0, 0, EVICTION_HIST_NUM_BUCKETS);
sprintf(hist_name, "%s ttl histogram", name);
ns->ttl_hist = linear_histogram_create(hist_name, 0, 0, EVICTION_HIST_NUM_BUCKETS);
return ns;
}
void
as_namespace_eval_write_state(as_namespace *ns, bool *hwm_breached, bool *stop_writes)
{
cf_assert(ns, AS_NAMESPACE, CF_WARNING, "NULL namespace");
cf_assert(hwm_breached, AS_NAMESPACE, CF_WARNING, "NULL parameter, hwm_breached");
cf_assert(stop_writes, AS_NAMESPACE, CF_WARNING, "NULL parameter, stop_writes");
*hwm_breached = false;
*stop_writes = false;
// Compute the space limits on this namespace
uint64_t mem_lim = ns->memory_size;
uint64_t ssd_lim = ns->ssd_size;
// Compute the high-watermarks - memory.
uint64_t mem_hwm = mem_lim * ns->hwm_memory;
uint64_t mem_stop_writes = mem_lim * ns->stop_writes_pct;
// Compute the high-watermark - disk.
uint64_t ssd_hwm = ssd_lim * ns->hwm_disk;
// compute disk size of namespace
uint64_t disk_sz = 0;
int disk_avail_pct = 0;
as_storage_stats(ns, &disk_avail_pct, &disk_sz);
// Protection check! Make sure we are not wrapped around for the disk_sz and erroneously evict!
if (disk_sz > CL_PETA_BYTES) {
cf_warning(AS_NAMESPACE, "namespace disk bytes big %"PRIu64" please bring node down to reset counter", disk_sz);
disk_sz = 0;
}
// Protection check! Make sure we are not wrapped around for the memory counter and erroneously evict!
if (cf_atomic_int_get(ns->n_bytes_memory) > CL_TERA_BYTES) {
cf_warning(AS_NAMESPACE, "namespace memory bytes big %"PRIu64" please bring node down to reset counter", cf_atomic_int_get(ns->n_bytes_memory));
cf_atomic_int_set(&ns->n_bytes_memory, 0);
}
// compute memory size of namespace
// compute index size - index is always stored in memory
uint64_t index_sz = cf_atomic_int_get(ns->n_objects) * as_index_size_get(ns);
uint64_t sub_index_sz = cf_atomic_int_get(ns->n_sub_objects) * as_index_size_get(ns);
uint64_t sindex_sz = as_sindex_get_ns_memory_used(ns);
uint64_t data_in_memory_sz = cf_atomic_int_get(ns->n_bytes_memory);
uint64_t memory_sz = index_sz + sub_index_sz + data_in_memory_sz + sindex_sz;
// Possible reasons for eviction or stopping writes.
// (We don't use all combinations, but in case we change our minds...)
static const char* reasons[] = {
"", " (memory)", " (disk)", " (memory & disk)", " (disk avail pct)", " (memory & disk avail pct)", " (disk & disk avail pct)", " (all)"
};
// check if the high water mark is breached
uint32_t how_breached = 0x0;
if (memory_sz > mem_hwm) {
*hwm_breached = true;
how_breached = 0x1;
}
if (disk_sz > ssd_hwm) {
*hwm_breached = true;
how_breached |= 0x2;
}
// check if the writes should be stopped
uint32_t why_stopped = 0x0;
if (memory_sz > mem_stop_writes) {
*stop_writes = true;
why_stopped = 0x1;
}
if (disk_avail_pct < (int)ns->storage_min_avail_pct) {
*stop_writes = true;
why_stopped |= 0x4;
}
if (*hwm_breached || *stop_writes) {
cf_warning(AS_NAMESPACE, "{%s} hwm_breached %s%s, stop_writes %s%s, memory sz:%"PRIu64" (%"PRIu64" + %"PRIu64") hwm:%"PRIu64" sw:%"PRIu64", disk sz:%"PRIu64" hwm:%"PRIu64,
ns->name, *hwm_breached ? "true" : "false", reasons[how_breached], *stop_writes ? "true" : "false", reasons[why_stopped],
memory_sz, index_sz, data_in_memory_sz, mem_hwm, mem_stop_writes,
disk_sz, ssd_hwm);
}
else {
cf_debug(AS_NAMESPACE, "{%s} hwm_breached %s%s, stop_writes %s%s, memory sz:%"PRIu64" (%"PRIu64" + %"PRIu64") hwm:%"PRIu64" sw:%"PRIu64", disk sz:%"PRIu64" hwm:%"PRIu64,
ns->name, *hwm_breached ? "true" : "false", reasons[how_breached], *stop_writes ? "true" : "false", reasons[why_stopped],
memory_sz, index_sz, data_in_memory_sz, mem_hwm, mem_stop_writes,
disk_sz, ssd_hwm);
}
}
/* cf_socket_init_client
* Connect a socket to a remote endpoint
* DOES A BLOCKING CONNECT INLINE - timeout
*/
int
cf_socket_init_client(cf_socket_cfg *s, int timeout)
{
cf_assert(s, CF_SOCKET, CF_CRITICAL, "invalid argument");
if (0 > (s->sock = socket(AF_INET, s->proto, 0))) {
cf_warning(CF_SOCKET, "socket: %s", cf_strerror(errno));
return(-1);
}
fcntl(s->sock, F_SETFD, FD_CLOEXEC); /* close on exec */
fcntl(s->sock, F_SETFL, O_NONBLOCK); /* non-blocking */
// Try tuning the window: must be done before connect
// int flag = (1024 * 32);
// setsockopt(s->sock, SOL_SOCKET, SO_SNDBUF, &flag, sizeof(flag) );
// setsockopt(s->sock, SOL_SOCKET, SO_RCVBUF, &flag, sizeof(flag) );
memset(&s->saddr,0,sizeof(s->saddr));
s->saddr.sin_family = AF_INET;
int rv = inet_pton(AF_INET, s->addr, &s->saddr.sin_addr.s_addr);
if (rv < 0) {
cf_warning(CF_SOCKET, "inet_pton: %s", cf_strerror(errno));
close(s->sock);
return(-1);
} else if (rv == 0) {
cf_warning(CF_SOCKET, "inet_pton: invalid ip %s", s->addr);
close(s->sock);
return(-1);
}
s->saddr.sin_port = htons(s->port);
rv = connect(s->sock, (struct sockaddr *)&s->saddr, sizeof(s->saddr));
cf_debug(CF_SOCKET, "connect: rv %d errno %s",rv,cf_strerror(errno));
if (rv < 0) {
int epoll_fd = -1;
if (errno == EINPROGRESS) {
cf_clock start = cf_getms();
if (0 > (epoll_fd = epoll_create(1))) {
cf_warning(CF_SOCKET, "epoll_create() failed (errno %d: \"%s\")", errno, cf_strerror(errno));
goto Fail;
}
struct epoll_event event;
memset(&event, 0, sizeof(struct epoll_event));
event.data.fd = s->sock;
event.events = EPOLLOUT;
if (0 > epoll_ctl(epoll_fd, EPOLL_CTL_ADD, s->sock, &event)) {
cf_warning(CF_SOCKET, "epoll_ctl(ADD) of client socket failed (errno %d: \"%s\")", errno, cf_strerror(errno));
goto Fail;
}
int tries = 0;
do {
int nevents = 0;
int max_events = 1;
int wait_ms = 1;
struct epoll_event events[max_events];
if (0 > (nevents = epoll_wait(epoll_fd, events, max_events, wait_ms))) {
if (errno == EINTR) {
cf_debug(CF_SOCKET, "epoll_wait() on client socket encountered EINTR ~~ Retrying!");
goto Retry;
} else {
cf_warning(CF_SOCKET, "epoll_wait() on client socket failed (errno %d: \"%s\") ~~ Failing!", errno, cf_strerror(errno));
goto Fail;
}
} else {
if (nevents == 0) {
cf_debug(CF_SOCKET, "epoll_wait() returned no events ~~ Retrying!");
goto Retry;
}
if (nevents != 1) {
cf_warning(CF_SOCKET, "epoll_wait() returned %d events ~~ only 1 expected, so ignoring others!", nevents);
}
if (events[0].data.fd == s->sock) {
if (events[0].events & EPOLLOUT) {
cf_debug(CF_SOCKET, "epoll_wait() on client socket ready for write detected ~~ Succeeding!");
} else {
// (Note: ERR and HUP events are automatically waited for as well.)
if (events[0].events & (EPOLLERR | EPOLLHUP)) {
cf_debug(CF_SOCKET, "epoll_wait() on client socket detected failure event 0x%x ~~ Failing!", events[0].events);
} else {
cf_warning(CF_SOCKET, "epoll_wait() on client socket detected non-write events 0x%x ~~ Failing!", events[0].events);
}
goto Fail;
}
} else {
cf_warning(CF_SOCKET, "epoll_wait() on client socket returned event on unknown socket %d ~~ Retrying!", events[0].data.fd);
goto Retry;
}
if (0 > epoll_ctl(epoll_fd, EPOLL_CTL_DEL, s->sock, &event)) {
cf_warning(CF_SOCKET, "epoll_ctl(DEL) on client socket failed (errno %d: \"%s\")", errno, cf_strerror(errno));
}
close(epoll_fd);
goto Success;
}
Retry:
cf_debug(CF_SOCKET, "Connect epoll loop: Retry #%d", tries++);
if (start + timeout < cf_getms()) {
cf_warning(CF_SOCKET, "Error in delayed connect() to %s:%d: timed out", s->addr, s->port);
errno = ETIMEDOUT;
goto Fail;
}
} while (1);
}
Fail:
cf_debug(CF_SOCKET, "connect failed to %s:%d : %s", s->addr, s->port, cf_strerror(errno));
if (epoll_fd > 0) {
close(epoll_fd);
}
close(s->sock);
s->sock = -1;
return(-1);
} else {
cf_debug(CF_SOCKET, "client socket connect() to %s:%d in 1 try!", s->addr, s->port);
}
Success:
;
// regarding this: calling here doesn't seem terribly effective.
// on the fabric threads, it seems important to set no-delay much later
int flag = 1;
setsockopt(s->sock, SOL_TCP, TCP_NODELAY, &flag, sizeof(flag));
long farg = fcntl(s->sock, F_GETFL, 0);
fcntl(s->sock, F_SETFL, farg & (~O_NONBLOCK)); /* blocking again */
return(0);
}
