void msg_callback(const sensor_msgs::Image::ConstPtr& msg)
{
BSONObjBuilder document;
Date_t stamp = msg->header.stamp.sec * 1000 + msg->header.stamp.nsec / 1000000;
document.append("header", BSON( "seq" << msg->header.seq
<< "stamp" << stamp
<< "frame_id" << msg->header.frame_id));
document.append("height", msg->height);
document.append("width", msg->width);
document.append("encoding", msg->encoding);
document.append("is_bigendian", msg->is_bigendian);
document.append("step", msg->step);
document.appendBinData("data", msg->data.size(), BinDataGeneral,
const_cast<unsigned char*>(&msg->data[0]));
mongodb_conn->insert(collection, document.obj());
// If we'd get access to the message queue this could be more useful
// https://code.ros.org/trac/ros/ticket/744
pthread_mutex_lock(&in_counter_mutex);
++in_counter;
pthread_mutex_unlock(&in_counter_mutex);
pthread_mutex_lock(&out_counter_mutex);
++out_counter;
pthread_mutex_unlock(&out_counter_mutex);
}
GridFSChunk::GridFSChunk( BSONObj fileObject , int chunkNumber , const char * data , int len ) {
BSONObjBuilder b;
b.appendAs( fileObject["_id"] , "files_id" );
b.append( "n" , chunkNumber );
b.appendBinData( "data" , len, BinDataGeneral, data );
_data = b.obj();
}
void run(){
Scope * s = globalScriptEngine->createScope();
s->localConnect( "asd" );
const char * foo = "asdasdasdasd";
BSONObj in;
{
BSONObjBuilder b;
b.append( "a" , 7 );
b.appendBinData( "b" , strlen( foo ) , ByteArray , foo );
in = b.obj();
s->setObject( "x" , in );
}
s->invokeSafe( "myb = x.b; print( myb ); printjson( myb );" , BSONObj() );
s->invokeSafe( "y = { c : myb };" , BSONObj() );
BSONObj out = s->getObject( "y" );
ASSERT_EQUALS( BinData , out["c"].type() );
//blah( "in " , in["b"] );
//blah( "out" , out["c"] );
ASSERT_EQUALS( 0 , in["b"].woCompare( out["c"] , false ) );
delete s;
}
InsertBig() {
char buf[200000];
BSONObjBuilder b;
b.append("x", 99);
b.appendBinData("bin", 200000, (BinDataType) 129, buf);
x = b.obj();
}
bool handlePossibleShardedMessage( Message &m, DbResponse &dbresponse ){
if ( shardConfigServer.empty() ){
return false;
}
int op = m.data->operation();
if ( op < 2000 || op >= 3000 )
return false;
const char *ns = m.data->_data + 4;
string errmsg;
if ( shardVersionOk( ns , errmsg ) ){
return false;
}
log() << "shardVersionOk failed ns:" << ns << " " << errmsg << endl;
if ( doesOpGetAResponse( op ) ){
BufBuilder b( 32768 );
b.skip( sizeof( QueryResult ) );
{
BSONObj obj = BSON( "$err" << errmsg );
b.append( obj.objdata() , obj.objsize() );
}
QueryResult *qr = (QueryResult*)b.buf();
qr->_resultFlags() = QueryResult::ResultFlag_ErrSet | QueryResult::ResultFlag_ShardConfigStale;
qr->len = b.len();
qr->setOperation( opReply );
qr->cursorId = 0;
qr->startingFrom = 0;
qr->nReturned = 1;
b.decouple();
Message * resp = new Message();
resp->setData( qr , true );
dbresponse.response = resp;
dbresponse.responseTo = m.data->id;
return true;
}
OID * clientID = clientServerIds.get();
massert( 10422 , "write with bad shard config and no server id!" , clientID );
log() << "got write with an old config - writing back" << endl;
BSONObjBuilder b;
b.appendBool( "writeBack" , true );
b.append( "ns" , ns );
b.appendBinData( "msg" , m.data->len , bdtCustom , (char*)(m.data) );
log() << "writing back msg with len: " << m.data->len << " op: " << m.data->_operation << endl;
clientQueues[clientID->str()]->push( b.obj() );
return true;
}
BSONObj createBSONMetricChunkDocument(ConstDataRange buf, Date_t date) {
BSONObjBuilder builder;
builder.appendDate(kFTDCIdField, date);
builder.appendNumber(kFTDCTypeField, static_cast<int>(FTDCType::kMetricChunk));
builder.appendBinData(kFTDCDataField, buf.length(), BinDataType::BinDataGeneral, buf.data());
return builder.obj();
}
void run() {
{
BSONObjBuilder b;
b.genOID();
b.append("files_id", 0);
b.append("n", 0);
b.appendBinData("data", 6, BinDataGeneral, "hello ");
db.insert(ns(), b.obj());
}
{
BSONObjBuilder b;
b.genOID();
b.append("files_id", 0);
b.append("n", 1);
b.appendBinData("data", 5, BinDataGeneral, "world");
db.insert(ns(), b.obj());
}
BSONObj result;
ASSERT( db.runCommand("test", BSON("filemd5" << 0), result) );
ASSERT_EQUALS( string("5eb63bbbe01eeed093cb22bb8f5acdc3") , result["md5"].valuestr() );
}
void run(){
Scope * s = globalScriptEngine->newScope();
s->localConnect( "asd" );
const char * foo = "asdas\0asdasd";
const char * base64 = "YXNkYXMAYXNkYXNk";
BSONObj in;
{
BSONObjBuilder b;
b.append( "a" , 7 );
b.appendBinData( "b" , 12 , BinDataGeneral , foo );
in = b.obj();
s->setObject( "x" , in );
}
s->invokeSafe( "myb = x.b; print( myb ); printjson( myb );" , BSONObj() );
s->invokeSafe( "y = { c : myb };" , BSONObj() );
BSONObj out = s->getObject( "y" );
ASSERT_EQUALS( BinData , out["c"].type() );
// pp( "in " , in["b"] );
// pp( "out" , out["c"] );
ASSERT_EQUALS( 0 , in["b"].woCompare( out["c"] , false ) );
// check that BinData js class is utilized
s->invokeSafe( "q = x.b.toString();", BSONObj() );
stringstream expected;
expected << "BinData(" << BinDataGeneral << ",\"" << base64 << "\")";
ASSERT_EQUALS( expected.str(), s->getString( "q" ) );
stringstream scriptBuilder;
scriptBuilder << "z = { c : new BinData( " << BinDataGeneral << ", \"" << base64 << "\" ) };";
string script = scriptBuilder.str();
s->invokeSafe( script.c_str(), BSONObj() );
out = s->getObject( "z" );
// pp( "out" , out["c"] );
ASSERT_EQUALS( 0 , in["b"].woCompare( out["c"] , false ) );
s->invokeSafe( "a = { f: new BinData( 128, \"\" ) };", BSONObj() );
out = s->getObject( "a" );
int len = -1;
out[ "f" ].binData( len );
ASSERT_EQUALS( 0, len );
ASSERT_EQUALS( 128, out[ "f" ].binDataType() );
delete s;
}
/**
* @brief insert_user
* insert a new user in database
* @param username
* user name
* @param key
* XOR key to encrypt password
* @param role
* user role (0 = normal / 1 = admin)
* @return
* success status
*/
bool Database::insert_user(std::string username,std::string key_data,int role) {
QDateTime currentDate = QDateTime::currentDateTime();
std::string hash = username + ":" + realm + ":" + key_data;
QByteArray convert_hash;
if (digest_algo==ALGO_MD5)
convert_hash = QCryptographicHash::hash(hash.data(), QCryptographicHash::Md5).toHex();
else if (digest_algo==ALGO_SHA1)
convert_hash = QCryptographicHash::hash(hash.data(), QCryptographicHash::Sha1).toHex();
char * crypted_data = new char[convert_hash.length()];
encrypt((char*)convert_hash.data(),convert_hash.length(),key,crypted_data);
BSONObjBuilder generatedCert;
generatedCert.append(USER_USERNAME ,username);
generatedCert.append(USER_ROLE ,role);
generatedCert.appendBinData(USER_KEY ,convert_hash.length(),BinDataGeneral,crypted_data);
generatedCert.append(USER_CREATION ,Date_t(currentDate.toMSecsSinceEpoch()));
generatedCert.append(USER_LAST_LOGIN ,Date_t(currentDate.toMSecsSinceEpoch()));
delete[] crypted_data;
BSONObj userObj = generatedCert.obj();
con.insert("ssldashboard.users", userObj);
string e = con.getLastError();
if( !e.empty() ) {
cerr << e << endl;
return false;
}
return true;
}
const char *GridFileBuilder::privateAppendChunk(const char *data,
size_t length,
bool pending_insert) {
size_t chunk_len;
char const * const end = data + length;
while (data < end) {
chunk_len = min(_chunkSize, (size_t)(end-data));
// the last chunk needs to be stored as pending_data
if (chunk_len < _chunkSize && !pending_insert) break;
/* from gridfs.cpp at https://github.com/mongodb/mongo-cxx-driver/blob/legacy/src/mongo/client/gridfs.cpp */
BSONObjBuilder b;
b.appendAs( _file_id["_id"] , "files_id" );
b.append( "n" , _current_chunk );
b.appendBinData( "data" , chunk_len, BinDataGeneral, data );
BSONObj chunk_data = b.obj();
/************************************************************************/
++_current_chunk;
_client->insert( _chunkNS.c_str(), chunk_data );
data += chunk_len;
_file_length += chunk_len;
}
return data;
}
/**
* @brief insertGeneratedCert
* insert a new certificate in database
*
* @param isCaCert
* cert is CA or not
* @param certPublic
* public key value
* @param certPrivate
* private key value
* @param certP12
* p12 cert value
* @param start_date
* cert starting date
* @param end_date
* cert ending date
* @param serial
* cert serial number
* @param commonName
* cert common name
* @param signBySerialNum
* cert is sign with a given cert identified by serial number (-1 if self signed)
* @return
* success status
*/
bool Database::insertGeneratedCert(bool isCaCert,
std::string certPublic,
std::string certPrivate,
std::vector<char> certP12,
unsigned long long start_date,
unsigned long long end_date,
int serial,
std::string commonName,
int signBySerialNum
){
QDateTime currentDate = QDateTime::currentDateTime();
BSONObjBuilder generatedCert;
generatedCert.append(CERT_SEQ_NUM ,serial);
generatedCert.append(CERT_COMMON_NAME ,commonName);
generatedCert.append(CERT_IS_CA ,isCaCert);
generatedCert.append(CERT_SIGN_BY_SERIAL ,signBySerialNum);
generatedCert.append(CERT_START_DATE ,Date_t(start_date));
generatedCert.append(CERT_END_DATE ,Date_t(end_date));
generatedCert.append(CERT_RECORD_DATE_FIELD ,Date_t(currentDate.toMSecsSinceEpoch()));
generatedCert.append(CERT_PUBLIC_BODY ,certPublic);
generatedCert.append(CERT_PRIVATE_BODY ,certPrivate);
generatedCert.appendBinData(CERT_P12 ,certP12.size() ,BinDataGeneral,certP12.data());
BSONObj generatedCertObj = generatedCert.obj();
con.insert("ssldashboard.generatedcerts", generatedCertObj);
string e = con.getLastError();
if( !e.empty() ) {
cerr << e << endl;
return false;
}
return true;
}
bool handlePossibleShardedMessage( Message &m, DbResponse* dbresponse ) {
if ( ! shardingState.enabled() )
return false;
int op = m.operation();
if ( op < 2000
|| op >= 3000
|| op == dbGetMore // cursors are weird
)
return false;
DbMessage d(m);
const char *ns = d.getns();
string errmsg;
if ( shardVersionOk( ns , opIsWrite( op ) , errmsg ) ) {
return false;
}
log(1) << "connection meta data too old - will retry ns:(" << ns << ") op:(" << opToString(op) << ") " << errmsg << endl;
if ( doesOpGetAResponse( op ) ) {
assert( dbresponse );
BufBuilder b( 32768 );
b.skip( sizeof( QueryResult ) );
{
BSONObj obj = BSON( "$err" << errmsg );
b.appendBuf( obj.objdata() , obj.objsize() );
}
QueryResult *qr = (QueryResult*)b.buf();
qr->_resultFlags() = ResultFlag_ErrSet | ResultFlag_ShardConfigStale;
qr->len = b.len();
qr->setOperation( opReply );
qr->cursorId = 0;
qr->startingFrom = 0;
qr->nReturned = 1;
b.decouple();
Message * resp = new Message();
resp->setData( qr , true );
dbresponse->response = resp;
dbresponse->responseTo = m.header()->id;
return true;
}
OID writebackID;
writebackID.init();
lastError.getSafe()->writeback( writebackID );
const OID& clientID = ShardedConnectionInfo::get(false)->getID();
massert( 10422 , "write with bad shard config and no server id!" , clientID.isSet() );
log(1) << "got write with an old config - writing back ns: " << ns << endl;
if ( logLevel ) log(1) << debugString( m ) << endl;
BSONObjBuilder b;
b.appendBool( "writeBack" , true );
b.append( "ns" , ns );
b.append( "id" , writebackID );
b.append( "connectionId" , cc().getConnectionId() );
b.appendTimestamp( "version" , shardingState.getVersion( ns ) );
b.appendTimestamp( "yourVersion" , ShardedConnectionInfo::get( true )->getVersion( ns ) );
b.appendBinData( "msg" , m.header()->len , bdtCustom , (char*)(m.singleData()) );
log(2) << "writing back msg with len: " << m.header()->len << " op: " << m.operation() << endl;
writeBackManager.queueWriteBack( clientID.str() , b.obj() );
return true;
}
void v8ToMongoElement( BSONObjBuilder & b , v8::Handle<v8::String> name , const string sname , v8::Handle<v8::Value> value ){
if ( value->IsString() ){
b.append( sname.c_str() , toSTLString( value ).c_str() );
return;
}
if ( value->IsFunction() ){
b.appendCode( sname.c_str() , toSTLString( value ).c_str() );
return;
}
if ( value->IsNumber() ){
if ( value->IsInt32() )
b.append( sname.c_str(), int( value->ToInt32()->Value() ) );
else
b.append( sname.c_str() , value->ToNumber()->Value() );
return;
}
if ( value->IsArray() ){
BSONObj sub = v8ToMongo( value->ToObject() );
b.appendArray( sname.c_str() , sub );
return;
}
if ( value->IsDate() ){
b.appendDate( sname.c_str() , Date_t(v8::Date::Cast( *value )->NumberValue()) );
return;
}
if ( value->IsExternal() )
return;
if ( value->IsObject() ){
// The user could potentially modify the fields of these special objects,
// wreaking havoc when we attempt to reinterpret them. Not doing any validation
// for now...
Local< v8::Object > obj = value->ToObject();
if ( obj->InternalFieldCount() && obj->GetInternalField( 0 )->IsNumber() ) {
switch( obj->GetInternalField( 0 )->ToInt32()->Value() ) { // NOTE Uint32's Value() gave me a linking error, so going with this instead
case Timestamp:
b.appendTimestamp( sname.c_str(),
Date_t( v8::Date::Cast( *obj->Get( v8::String::New( "time" ) ) )->NumberValue() ),
obj->Get( v8::String::New( "i" ) )->ToInt32()->Value() );
return;
case MinKey:
b.appendMinKey( sname.c_str() );
return;
case MaxKey:
b.appendMaxKey( sname.c_str() );
return;
default:
assert( "invalid internal field" == 0 );
}
}
string s = toSTLString( value );
if ( s.size() && s[0] == '/' ){
s = s.substr( 1 );
string r = s.substr( 0 , s.rfind( "/" ) );
string o = s.substr( s.rfind( "/" ) + 1 );
b.appendRegex( sname.c_str() , r.c_str() , o.c_str() );
}
else if ( value->ToObject()->GetPrototype()->IsObject() &&
value->ToObject()->GetPrototype()->ToObject()->HasRealNamedProperty( v8::String::New( "isObjectId" ) ) ){
OID oid;
oid.init( toSTLString( value ) );
b.appendOID( sname.c_str() , &oid );
}
else if ( !value->ToObject()->GetHiddenValue( v8::String::New( "__NumberLong" ) ).IsEmpty() ) {
// TODO might be nice to potentially speed this up with an indexed internal
// field, but I don't yet know how to use an ObjectTemplate with a
// constructor.
unsigned long long val =
( (unsigned long long)( value->ToObject()->Get( v8::String::New( "top" ) )->ToInt32()->Value() ) << 32 ) +
(unsigned)( value->ToObject()->Get( v8::String::New( "bottom" ) )->ToInt32()->Value() );
b.append( sname.c_str(), (long long)val );
}
else if ( !value->ToObject()->GetHiddenValue( v8::String::New( "__DBPointer" ) ).IsEmpty() ) {
OID oid;
oid.init( toSTLString( value->ToObject()->Get( v8::String::New( "id" ) ) ) );
string ns = toSTLString( value->ToObject()->Get( v8::String::New( "ns" ) ) );
b.appendDBRef( sname.c_str(), ns.c_str(), oid );
}
else if ( !value->ToObject()->GetHiddenValue( v8::String::New( "__BinData" ) ).IsEmpty() ) {
int len = obj->Get( v8::String::New( "len" ) )->ToInt32()->Value();
v8::String::Utf8Value data( obj->Get( v8::String::New( "data" ) ) );
const char *dataArray = *data;
assert( data.length() == len );
b.appendBinData( sname.c_str(),
len,
mongo::BinDataType( obj->Get( v8::String::New( "type" ) )->ToInt32()->Value() ),
dataArray );
} else {
BSONObj sub = v8ToMongo( value->ToObject() );
b.append( sname.c_str() , sub );
}
return;
}
if ( value->IsBoolean() ){
b.appendBool( sname.c_str() , value->ToBoolean()->Value() );
return;
}
else if ( value->IsUndefined() ){
b.appendUndefined( sname.c_str() );
return;
}
else if ( value->IsNull() ){
b.appendNull( sname.c_str() );
return;
}
cout << "don't know how to convert to mongo field [" << name << "]\t" << value << endl;
}
Status saslClientAuthenticate(Gsasl *gsasl,
DBClientWithCommands* client,
const BSONObj& saslParameters,
void* sessionHook) {
GsaslSession session;
int saslLogLevel = getSaslClientLogLevel(saslParameters);
Status status = configureSession(gsasl, client, saslParameters, sessionHook, &session);
if (!status.isOK())
return status;
std::string targetDatabase;
status = bsonExtractStringFieldWithDefault(saslParameters,
saslCommandPrincipalSourceFieldName,
saslDefaultDBName,
&targetDatabase);
if (!status.isOK())
return status;
BSONObj saslFirstCommandPrefix = BSON(
saslStartCommandName << 1 <<
saslCommandMechanismFieldName << session.getMechanism());
BSONObj saslFollowupCommandPrefix = BSON(saslContinueCommandName << 1);
BSONObj saslCommandPrefix = saslFirstCommandPrefix;
BSONObj inputObj = BSON(saslCommandPayloadFieldName << "");
bool isServerDone = false;
while (!session.isDone()) {
std::string payload;
BSONType type;
status = saslExtractPayload(inputObj, &payload, &type);
if (!status.isOK())
return status;
LOG(saslLogLevel) << "sasl client input: " << base64::encode(payload) << endl;
std::string responsePayload;
status = session.step(payload, &responsePayload);
if (!status.isOK())
return status;
LOG(saslLogLevel) << "sasl client output: " << base64::encode(responsePayload) << endl;
BSONObjBuilder commandBuilder;
commandBuilder.appendElements(saslCommandPrefix);
commandBuilder.appendBinData(saslCommandPayloadFieldName,
int(responsePayload.size()),
BinDataGeneral,
responsePayload.c_str());
BSONElement conversationId = inputObj[saslCommandConversationIdFieldName];
if (!conversationId.eoo())
commandBuilder.append(conversationId);
// Server versions 2.3.2 and earlier may return "ok: 1" with a non-zero "code" field,
// indicating a failure. Subsequent versions should return "ok: 0" on failure with a
// non-zero "code" field to indicate specific failure. In all versions, ok: 1, code: >0
// and ok: 0, code optional, indicate failure.
bool ok = client->runCommand(targetDatabase, commandBuilder.obj(), inputObj);
ErrorCodes::Error code = ErrorCodes::fromInt(
inputObj[saslCommandCodeFieldName].numberInt());
if (!ok || code != ErrorCodes::OK) {
if (code == ErrorCodes::OK)
code = ErrorCodes::UnknownError;
return Status(code, inputObj[saslCommandErrmsgFieldName].str());
}
isServerDone = inputObj[saslCommandDoneFieldName].trueValue();
saslCommandPrefix = saslFollowupCommandPrefix;
}
if (!isServerDone)
return Status(ErrorCodes::ProtocolError, "Client finished before server.");
return Status::OK();
}
void SHA1Block::appendAsBinData(BSONObjBuilder& builder, StringData fieldName) const {
builder.appendBinData(fieldName, _hash.size(), BinDataGeneral, _hash.data());
}
bool _handlePossibleShardedMessage( Message &m, DbResponse* dbresponse ) {
DEV assert( shardingState.enabled() );
int op = m.operation();
if ( op < 2000
|| op >= 3000
|| op == dbGetMore // cursors are weird
)
return false;
DbMessage d(m);
const char *ns = d.getns();
string errmsg;
// We don't care about the version here, since we're returning it later in the writeback
ConfigVersion received, wanted;
if ( shardVersionOk( ns , errmsg, received, wanted ) ) {
return false;
}
LOG(1) << "connection meta data too old - will retry ns:(" << ns << ") op:(" << opToString(op) << ") " << errmsg << endl;
if ( doesOpGetAResponse( op ) ) {
assert( dbresponse );
BufBuilder b( 32768 );
b.skip( sizeof( QueryResult ) );
{
BSONObj obj = BSON( "$err" << errmsg << "ns" << ns );
b.appendBuf( obj.objdata() , obj.objsize() );
}
QueryResult *qr = (QueryResult*)b.buf();
qr->_resultFlags() = ResultFlag_ErrSet | ResultFlag_ShardConfigStale;
qr->len = b.len();
qr->setOperation( opReply );
qr->cursorId = 0;
qr->startingFrom = 0;
qr->nReturned = 1;
b.decouple();
Message * resp = new Message();
resp->setData( qr , true );
dbresponse->response = resp;
dbresponse->responseTo = m.header()->id;
return true;
}
uassert( 9517 , "writeback" , ( d.reservedField() & DbMessage::Reserved_FromWriteback ) == 0 );
OID writebackID;
writebackID.init();
lastError.getSafe()->writeback( writebackID );
const OID& clientID = ShardedConnectionInfo::get(false)->getID();
massert( 10422 , "write with bad shard config and no server id!" , clientID.isSet() );
LOG(1) << "got write with an old config - writing back ns: " << ns << endl;
LOG(1) << m.toString() << endl;
BSONObjBuilder b;
b.appendBool( "writeBack" , true );
b.append( "ns" , ns );
b.append( "id" , writebackID );
b.append( "connectionId" , cc().getConnectionId() );
b.append( "instanceIdent" , prettyHostName() );
b.appendTimestamp( "version" , shardingState.getVersion( ns ) );
ShardedConnectionInfo* info = ShardedConnectionInfo::get( false );
b.appendTimestamp( "yourVersion" , info ? info->getVersion(ns) : (ConfigVersion)0 );
b.appendBinData( "msg" , m.header()->len , bdtCustom , (char*)(m.singleData()) );
LOG(2) << "writing back msg with len: " << m.header()->len << " op: " << m.operation() << endl;
writeBackManager.queueWriteBack( clientID.str() , b.obj() );
return true;
}
static BSONObj bamboo2bson(const dclass::DistributedType *type,
DatagramIterator &dgi)
{
// The BSON library's weird data model doesn't allow elements to exist on
// their own; they must be part of an object. Therefore, we always return
// results in a single BSONObj with key "_"
BSONObjBuilder b;
switch(type->get_type()) {
case dclass::Type::T_INT8: {
b << "_" << dgi.read_int8();
}
break;
case dclass::Type::T_INT16: {
b << "_" << dgi.read_int16();
}
break;
case dclass::Type::T_INT32: {
b << "_" << dgi.read_int32();
}
break;
case dclass::Type::T_INT64: {
b.appendIntOrLL("_", dgi.read_int64());
}
break;
case dclass::Type::T_UINT8: {
b << "_" << dgi.read_uint8();
}
break;
case dclass::Type::T_UINT16: {
b << "_" << dgi.read_uint16();
}
break;
case dclass::Type::T_UINT32: {
b << "_" << dgi.read_uint32();
}
break;
case dclass::Type::T_UINT64: {
b.appendIntOrLL("_", dgi.read_uint64());
}
break;
case dclass::Type::T_CHAR: {
unsigned char c = dgi.read_uint8();
string str(c, 1);
b << "_" << str;
}
break;
case dclass::Type::T_FLOAT32: {
b << "_" << dgi.read_float32();
}
break;
case dclass::Type::T_FLOAT64: {
b << "_" << dgi.read_float64();
}
break;
case dclass::Type::T_STRING: {
vector<uint8_t> vec = dgi.read_data(type->get_size());
string str((const char *)vec.data(), vec.size());
b << "_" << str;
}
case dclass::Type::T_VARSTRING: {
b << "_" << dgi.read_string();
}
break;
case dclass::Type::T_BLOB: {
vector<uint8_t> blob = dgi.read_data(type->get_size());
b.appendBinData("_", blob.size(), BinDataGeneral, blob.data());
}
break;
case dclass::Type::T_VARBLOB: {
vector<uint8_t> blob = dgi.read_blob();
b.appendBinData("_", blob.size(), BinDataGeneral, blob.data());
}
break;
case dclass::Type::T_ARRAY: {
const dclass::ArrayType *array = type->as_array();
BSONArrayBuilder ab;
for(size_t i = 0; i < array->get_array_size(); i++) {
ab << bamboo2bson(array->get_element_type(), dgi)["_"];
}
b << "_" << ab.arr();
}
break;
case dclass::Type::T_VARARRAY: {
const dclass::ArrayType *array = type->as_array();
dgsize_t array_length = dgi.read_size();
dgsize_t starting_size = dgi.tell();
BSONArrayBuilder ab;
while(dgi.tell() != starting_size + array_length) {
ab << bamboo2bson(array->get_element_type(), dgi)["_"];
if(dgi.tell() > starting_size + array_length) {
throw mongo::DBException("Discovered corrupt array-length tag!", 0);
}
}
b << "_" << ab.arr();
}
break;
case dclass::Type::T_STRUCT: {
const dclass::Struct *s = type->as_struct();
size_t fields = s->get_num_fields();
BSONObjBuilder ob;
for(unsigned int i = 0; i < fields; ++i) {
const dclass::Field *field = s->get_field(i);
ob << field->get_name() << bamboo2bson(field->get_type(), dgi)["_"];
}
b << "_" << ob.obj();
}
break;
case dclass::Type::T_METHOD: {
const dclass::Method *m = type->as_method();
size_t parameters = m->get_num_parameters();
BSONObjBuilder ob;
for(unsigned int i = 0; i < parameters; ++i) {
const dclass::Parameter *parameter = m->get_parameter(i);
string name = parameter->get_name();
if(name.empty()) {
stringstream n;
n << "_" << i;
name = n.str();
}
ob << name << bamboo2bson(parameter->get_type(), dgi)["_"];
}
b << "_" << ob.obj();
}
break;
case dclass::Type::T_INVALID:
default:
assert(false);
break;
}
return b.obj();
}
bool run(OperationContext* txn,
const string& dbname,
BSONObj& jsobj,
int,
string& errmsg,
BSONObjBuilder& result) {
const std::string ns = parseNs(dbname, jsobj);
md5digest d;
md5_state_t st;
md5_init(&st);
int n = 0;
bool partialOk = jsobj["partialOk"].trueValue();
if (partialOk) {
// WARNING: This code depends on the binary layout of md5_state. It will not be
// compatible with different md5 libraries or work correctly in an environment with
// mongod's of different endians. It is ok for mongos to be a different endian since
// it just passes the buffer through to another mongod.
BSONElement stateElem = jsobj["md5state"];
if (!stateElem.eoo()) {
int len;
const char* data = stateElem.binDataClean(len);
massert(16247, "md5 state not correct size", len == sizeof(st));
memcpy(&st, data, sizeof(st));
}
n = jsobj["startAt"].numberInt();
}
BSONObj query = BSON("files_id" << jsobj["filemd5"] << "n" << GTE << n);
BSONObj sort = BSON("files_id" << 1 << "n" << 1);
MONGO_WRITE_CONFLICT_RETRY_LOOP_BEGIN {
CanonicalQuery* cq;
if (!CanonicalQuery::canonicalize(ns, query, sort, BSONObj(), &cq).isOK()) {
uasserted(17240, "Can't canonicalize query " + query.toString());
return 0;
}
// Check shard version at startup.
// This will throw before we've done any work if shard version is outdated
// We drop and re-acquire these locks every document because md5'ing is expensive
unique_ptr<AutoGetCollectionForRead> ctx(new AutoGetCollectionForRead(txn, ns));
Collection* coll = ctx->getCollection();
PlanExecutor* rawExec;
if (!getExecutor(txn,
coll,
cq,
PlanExecutor::YIELD_MANUAL,
&rawExec,
QueryPlannerParams::NO_TABLE_SCAN).isOK()) {
uasserted(17241, "Can't get executor for query " + query.toString());
return 0;
}
unique_ptr<PlanExecutor> exec(rawExec);
// Process notifications when the lock is released/reacquired in the loop below
exec->registerExec();
BSONObj obj;
PlanExecutor::ExecState state;
while (PlanExecutor::ADVANCED == (state = exec->getNext(&obj, NULL))) {
BSONElement ne = obj["n"];
verify(ne.isNumber());
int myn = ne.numberInt();
if (n != myn) {
if (partialOk) {
break; // skipped chunk is probably on another shard
}
log() << "should have chunk: " << n << " have:" << myn << endl;
dumpChunks(txn, ns, query, sort);
uassert(10040, "chunks out of order", n == myn);
}
// make a copy of obj since we access data in it while yielding locks
BSONObj owned = obj.getOwned();
exec->saveState();
// UNLOCKED
ctx.reset();
int len;
const char* data = owned["data"].binDataClean(len);
// This is potentially an expensive operation, so do it out of the lock
md5_append(&st, (const md5_byte_t*)(data), len);
n++;
try {
// RELOCKED
ctx.reset(new AutoGetCollectionForRead(txn, ns));
} catch (const SendStaleConfigException& ex) {
LOG(1) << "chunk metadata changed during filemd5, will retarget and continue";
break;
}
// Have the lock again. See if we were killed.
if (!exec->restoreState(txn)) {
if (!partialOk) {
uasserted(13281, "File deleted during filemd5 command");
}
}
}
if (partialOk)
result.appendBinData("md5state", sizeof(st), BinDataGeneral, &st);
// This must be *after* the capture of md5state since it mutates st
md5_finish(&st, d);
result.append("numChunks", n);
result.append("md5", digestToString(d));
}
MONGO_WRITE_CONFLICT_RETRY_LOOP_END(txn, "filemd5", dbname);
return true;
}
bool _handlePossibleShardedMessage( Message &m, DbResponse* dbresponse ) {
DEV verify( shardingState.enabled() );
int op = m.operation();
if ( op < 2000
|| op >= 3000
|| op == dbGetMore // cursors are weird
)
return false;
DbMessage d(m);
const char *ns = d.getns();
string errmsg;
// We don't care about the version here, since we're returning it later in the writeback
ChunkVersion received, wanted;
if ( shardVersionOk( ns , errmsg, received, wanted ) ) {
return false;
}
bool getsAResponse = doesOpGetAResponse( op );
LOG(1) << "connection sharding metadata does not match for collection " << ns
<< ", will retry (wanted : " << wanted << ", received : " << received << ")"
<< ( getsAResponse ? "" : " (queuing writeback)" ) << endl;
if( getsAResponse ){
verify( dbresponse );
BufBuilder b( 32768 );
b.skip( sizeof( QueryResult ) );
{
BSONObjBuilder bob;
bob.append( "$err", errmsg );
bob.append( "ns", ns );
wanted.addToBSON( bob, "vWanted" );
received.addToBSON( bob, "vReceived" );
BSONObj obj = bob.obj();
b.appendBuf( obj.objdata() , obj.objsize() );
}
QueryResult *qr = (QueryResult*)b.buf();
qr->_resultFlags() = ResultFlag_ErrSet | ResultFlag_ShardConfigStale;
qr->len = b.len();
qr->setOperation( opReply );
qr->cursorId = 0;
qr->startingFrom = 0;
qr->nReturned = 1;
b.decouple();
Message * resp = new Message();
resp->setData( qr , true );
dbresponse->response = resp;
dbresponse->responseTo = m.header()->id;
return true;
}
uassert(9517, "cannot queue a writeback operation to the writeback queue",
(d.reservedField() & Reserved_FromWriteback) == 0);
const OID& clientID = ShardedConnectionInfo::get(false)->getID();
massert( 10422 , "write with bad shard config and no server id!" , clientID.isSet() );
// We need to check this here, since otherwise we'll get errors wrapping the writeback -
// not just here, but also when returning as a command result.
// We choose 1/2 the overhead of the internal maximum so that we can still handle ops of
// 16MB exactly.
massert( 16437, "data size of operation is too large to queue for writeback",
m.dataSize() < BSONObjMaxInternalSize - (8 * 1024));
LOG(1) << "writeback queued for " << m.toString() << endl;
BSONObjBuilder b;
b.appendBool( "writeBack" , true );
b.append( "ns" , ns );
b.append( "connectionId" , cc().getConnectionId() );
b.append( "instanceIdent" , prettyHostName() );
wanted.addToBSON( b );
received.addToBSON( b, "yourVersion" );
b.appendBinData( "msg" , m.header()->len , bdtCustom , (char*)(m.singleData()) );
LOG(2) << "writing back msg with len: " << m.header()->len << " op: " << m.operation() << endl;
// we pass the builder to queueWriteBack so that it can select the writebackId
// this is important so that the id is guaranteed to be ascending
// that is important since mongos assumes if its seen a greater writeback
// that all former have been processed
OID writebackID = writeBackManager.queueWriteBack( clientID.str() , b );
lastError.getSafe()->writeback( writebackID );
return true;
}
