void pm_setup(void)
{
cr0_set(cr0_get() | CR0_PM);
cs_set(KERNEL_CS);
ds_set(KERNEL_DS);
es_set(KERNEL_DS);
fs_set(KERNEL_DS);
gs_set(KERNEL_DS);
ss_set(KERNEL_DS);
console_message(T_OK, "Kernel now running in protected-mode");
}
void ZmqServer::start()
{
// init estate
if(this->peers.size() < 1)
es_init(this->estate_node_address.c_str(), this->estate_node_port);
else
es_init_with_peers(this->estate_node_address.c_str(), this->estate_node_port, this->peers.c_str());
cout << "ZMQ API server listening to port: " << this->local_api_port << endl;
while (true)
{
// prepare messages
zmqpp::message response_msg;
zmqpp::message request_msg;
// receive requests
this->recv_socket->receive(request_msg);
// work on request
if(request_msg.parts() > 1)
{
//cout << "received: " << request_msg.get(0) << " " << request_msg.get(1) << endl;
if(request_msg.get(0) == "SET")
{
//--- SET command
es_set(request_msg.get(1).c_str(), request_msg.get(2).c_str());
response_msg.push_back("OK");
}
else if(request_msg.get(0) == "GET")
{
//--- GET command
const char* data = es_get(request_msg.get(1).c_str());
response_msg.push_back("OK");
response_msg.push_back(data);
}
else if(request_msg.get(0) == "DEL")
{
//--- DEL command
es_del(request_msg.get(1).c_str());
response_msg.push_back("OK");
}
else if(request_msg.get(0) == "GET_GLOBAL")
{
//--- GET_GLOBAL command
if(request_msg.get(2) == "LATEST")
{
const char* data = es_get_global(request_msg.get(1).c_str(), reduce_latest);
response_msg.push_back("OK");
response_msg.push_back(data);
}
else if(request_msg.get(2) == "SUM")
{
const char* data = es_get_global(request_msg.get(1).c_str(), reduce_sum);
response_msg.push_back("OK");
response_msg.push_back(data);
}
else if(request_msg.get(2) == "AVG")
{
const char* data = es_get_global(request_msg.get(1).c_str(), reduce_avg);
response_msg.push_back("OK");
response_msg.push_back(data);
}
else
{
response_msg.push_back("ERROR");
response_msg.push_back("reduce function not implemented");
}
}
else
{
response_msg.push_back("ERROR");
response_msg.push_back("unknown command");
}
}
else
{
response_msg.push_back("ERROR");
response_msg.push_back("missing message parts");
}
// send reply
//cout << "sending: " << response_msg.get(0) << endl;
this->recv_socket->send(response_msg);
}
}
