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// dbmessage.cpp
/**
* Copyright (C) 2008 10gen Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "pch.h"
#include "dbmessage.h"
#include "../client/dbclient.h"
namespace mongo {
string Message::toString() const {
stringstream ss;
ss << "op: " << opToString( operation() ) << " len: " << size();
if ( operation() >= 2000 && operation() < 2100 ) {
DbMessage d(*this);
ss << " ns: " << d.getns();
switch ( operation() ) {
case dbUpdate: {
int flags = d.pullInt();
BSONObj q = d.nextJsObj();
BSONObj o = d.nextJsObj();
ss << " flags: " << flags << " query: " << q << " update: " << o;
break;
}
case dbInsert:
ss << d.nextJsObj();
break;
case dbDelete: {
int flags = d.pullInt();
BSONObj q = d.nextJsObj();
ss << " flags: " << flags << " query: " << q;
break;
}
default:
ss << " CANNOT HANDLE YET";
}
}
return ss.str();
}
void replyToQuery(int queryResultFlags,
AbstractMessagingPort* p, Message& requestMsg,
void *data, int size,
int nReturned, int startingFrom,
long long cursorId
) {
BufBuilder b(32768);
b.skip(sizeof(QueryResult));
b.appendBuf(data, size);
QueryResult *qr = (QueryResult *) b.buf();
qr->_resultFlags() = queryResultFlags;
qr->len = b.len();
qr->setOperation(opReply);
qr->cursorId = cursorId;
qr->startingFrom = startingFrom;
qr->nReturned = nReturned;
b.decouple();
Message resp(qr, true);
p->reply(requestMsg, resp, requestMsg.header()->id);
}
void replyToQuery(int queryResultFlags,
AbstractMessagingPort* p, Message& requestMsg,
BSONObj& responseObj) {
replyToQuery(queryResultFlags,
p, requestMsg,
(void *) responseObj.objdata(), responseObj.objsize(), 1);
}
void replyToQuery(int queryResultFlags, Message &m, DbResponse &dbresponse, BSONObj obj) {
BufBuilder b;
b.skip(sizeof(QueryResult));
b.appendBuf((void*) obj.objdata(), obj.objsize());
QueryResult* msgdata = (QueryResult *) b.buf();
b.decouple();
QueryResult *qr = msgdata;
qr->_resultFlags() = queryResultFlags;
qr->len = b.len();
qr->setOperation(opReply);
qr->cursorId = 0;
qr->startingFrom = 0;
qr->nReturned = 1;
Message *resp = new Message();
resp->setData(msgdata, true); // transport will free
dbresponse.response = resp;
dbresponse.responseTo = m.header()->id;
}
}
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