cyphesis/tools/cyimport.cpp
2017-08-09 23:52:39 +02:00

237 lines
8.5 KiB
C++

/*
Copyright (C) 2013 Erik Ogenvik
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "common/compose.hpp"
#include "common/log.h"
#include "common/globals.h"
#include "common/sockets.h"
#include "common/system.h"
#include "common/AtlasStreamClient.h"
#include "EntityImporter.h"
#include "AgentCreationTask.h"
#include "EntityTraversalTask.h"
#include "WaitForDeletionTask.h"
#include <varconf/config.h>
using Atlas::Objects::Entity::RootEntity;
using Atlas::Objects::Root;
using Atlas::Objects::smart_dynamic_cast;
using Atlas::Objects::Entity::Anonymous;
using Atlas::Objects::Entity::RootEntity;
using Atlas::Objects::Operation::Talk;
using Atlas::Objects::Operation::Get;
using Atlas::Message::Element;
using Atlas::Message::ListType;
using Atlas::Message::MapType;
//Note that we check for the existence of these keys instead
//of inspecting the registered variables, since we want to make it easy
//for users, just having them supply the flag rather than setting the
//value to 1. I.e. rather "--clear" than "--clear=1"
BOOL_OPTION(_clear, false, "", "clear",
"Delete all existing entities before importing.")
BOOL_OPTION(_merge, false, "", "merge",
"Try to merge contents in export with existing entities.")
BOOL_OPTION(_resume, false, "", "resume",
"If the world is suspended, resume after import.")
static void usage(char * prg)
{
std::cerr << "usage: " << prg << " [options] filepath" << std::endl
<< std::flush;
}
int main(int argc, char ** argv)
{
int config_status = loadConfig(argc, argv, USAGE_CYCMD);
if (config_status < 0) {
if (config_status == CONFIG_VERSION) {
reportVersion(argv[0]);
return 0;
} else if (config_status == CONFIG_HELP) {
showUsage(argv[0], USAGE_CYCMD);
return 0;
} else if (config_status != CONFIG_ERROR) {
log(ERROR, "Unknown error reading configuration.");
}
// Fatal error loading config file
return 1;
}
std::string filename;
int optind = config_status;
if ((argc - optind) == 1) {
filename = argv[optind];
} else {
usage(argv[0]);
return 1;
}
std::string server;
readConfigItem("client", "serverhost", server);
int useslave = 0;
readConfigItem("client", "useslave", useslave);
AtlasStreamClient bridge;
std::string localSocket;
if (useslave != 0) {
localSocket = slave_socket_name;
} else {
localSocket = client_socket_name;
}
std::cout << "Attempting local connection" << std::flush;
if (bridge.connectLocal(localSocket) == 0) {
if (bridge.create("sys", create_session_username(),
String::compose("%1%2", ::rand(), ::rand())) != 0) {
std::cerr << "Could not create sys account." << std::endl
<< std::flush;
return -1;
}
std::cout << " done." << std::endl << std::flush;
auto loginInfo = bridge.getInfoReply();
const std::string accountId = loginInfo->getId();
std::cout << "Attempting creation of agent " << std::flush;
std::string agent_id;
bridge.runTask(new AgentCreationTask(accountId, "creator", agent_id),
"");
if (bridge.pollUntilTaskComplete() != 0) {
std::cerr << "Could not create agent." << std::endl << std::flush;
return -1;
}
if (agent_id == "") {
std::cerr << "Could not create agent; no id received." << std::endl
<< std::flush;
return -1;
}
std::cout << "done." << std::endl << std::flush;
//Check to see if the world is empty. This is done by looking for any entity that's not
//the root one and that isn't transient.
bool clear = varconf::Config::inst()->find("", "clear");
bool merge = varconf::Config::inst()->find("", "merge");
bool resume = varconf::Config::inst()->find("", "resume");
if (clear && merge) {
std::cerr
<< "'--clear' and '--merge' are mutually exclusive; you can't specify both."
<< std::endl << std::flush;
return -1;
}
if (!clear && !merge) {
bool isPopulated = false;
std::function<bool(const RootEntity&)> visitor =
[&](const RootEntity& entity)->bool {
if (entity->getId() != "0" && entity->getId() != agent_id && !entity->hasAttr("transient")) {
isPopulated = true;
return false;
}
return true;
};
std::cout << "Checking if world already is populated." << std::endl << std::flush;
EntityTraversalTask* populationCheck = new EntityTraversalTask(
accountId, visitor);
bridge.runTask(populationCheck, "0");
if (bridge.pollUntilTaskComplete() != 0) {
std::cerr
<< "Error when checking if the server already is populated."
<< std::endl << std::flush;
return -1;
}
if (isPopulated) {
std::cerr << "Server is already populated, aborting.\n"
"Either use the "
"'--clear' flag to first clear it. This "
"will delete all existing entities.\nOr "
"use the '--merge' flag to merge the "
"entities in the export with the existing"
" ones. The results of this are not always"
" predictable though." << std::endl << std::flush;
return -1;
}
}
if (clear) {
std::cout << "Clearing world first." << std::endl << std::flush;
//Tell the world to clear itself
Anonymous deleteArg;
deleteArg->setId("0");
deleteArg->setAttr("force", 1);
Atlas::Objects::Operation::Delete deleteOp;
deleteOp->setTo("0");
deleteOp->setFrom(agent_id);
deleteOp->setArgs1(deleteArg);
bridge.send(deleteOp);
std::cout << "Waiting for world to be cleared." << std::endl << std::flush;
//Wait for the agent to be deleted.
bridge.runTask(new WaitForDeletionTask(agent_id), "");
if (bridge.pollUntilTaskComplete() != 0) {
std::cerr << "Error when waiting for world to be cleared." << std::endl
<< std::flush;
return -1;
}
std::cout << "World is cleared; creating new agent." << std::endl << std::flush;
//Once the world has been cleared we need to create a new agent,
//since the first one got deleted
bridge.runTask(
new AgentCreationTask(accountId, "creator", agent_id), "");
if (bridge.pollUntilTaskComplete() != 0) {
std::cerr << "Could not create agent." << std::endl
<< std::flush;
return -1;
}
if (agent_id == "") {
std::cerr << "Could not create agent; no id received."
<< std::endl << std::flush;
return -1;
}
}
std::cout << "Starting import." << std::endl << std::flush;
//Ownership of this is transferred to the bridge when it's run, so we shouldn't delete it
auto importer = new EntityImporter(accountId, agent_id);
importer->setResume(resume);
bridge.runTask(importer, filename);
if (bridge.pollUntilTaskComplete() != 0) {
std::cerr << "Could not import." << std::endl << std::flush;
return -1;
}
std::cout << "Import done." << std::endl << std::flush;
return 0;
}
return 0;
}