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/**
* ============LICENSE_START====================================================
* org.onap.aaf
* ===========================================================================
* Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
* ===========================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END====================================================
*
*/
package org.onap.aaf.auth.dao.cass;
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.UUID;
import org.onap.aaf.auth.dao.AbsCassDAO;
import org.onap.aaf.auth.dao.Bytification;
import org.onap.aaf.auth.dao.CassDAOImpl;
import org.onap.aaf.auth.dao.Loader;
import org.onap.aaf.auth.dao.Streamer;
import org.onap.aaf.auth.env.AuthzTrans;
import org.onap.aaf.auth.layer.Result;
import org.onap.aaf.misc.env.APIException;
import com.datastax.driver.core.Cluster;
import com.datastax.driver.core.Row;
/**
* LocateDAO manages credentials.
* @author Jonathan
* Date: 10/11/17
*/
public class LocateDAO extends CassDAOImpl<AuthzTrans,LocateDAO.Data> {
public static final String TABLE = "locate";
private AbsCassDAO<AuthzTrans, Data>.PSInfo psName;
public LocateDAO(AuthzTrans trans, Cluster cluster, String keyspace) throws APIException, IOException {
super(trans, LocateDAO.class.getSimpleName(),cluster, keyspace, Data.class,TABLE, readConsistency(trans,TABLE), writeConsistency(trans,TABLE));
init(trans);
}
public LocateDAO(AuthzTrans trans, AbsCassDAO<AuthzTrans,?> adao) throws APIException, IOException {
super(trans, LocateDAO.class.getSimpleName(), adao, Data.class,TABLE, readConsistency(trans,TABLE), writeConsistency(trans,TABLE));
init(trans);
}
public static final int KEYLIMIT = 3;
public static class Data implements Bytification {
public String name;
public String hostname;
public int port;
public int major;
public int minor;
public int patch;
public int pkg;
public float latitude;
public float longitude;
public String protocol;
private Set<String> subprotocol;
public UUID port_key; // Note: Keep Port_key LAST at all times, because we shorten the UPDATE to leave Port_key Alone during reregistration.
// Getters
public Set<String> subprotocol(boolean mutable) {
if (subprotocol == null) {
subprotocol = new HashSet<String>();
} else if (mutable && !(subprotocol instanceof HashSet)) {
subprotocol = new HashSet<String>(subprotocol);
}
return subprotocol;
}
@Override
public ByteBuffer bytify() throws IOException {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
LocateLoader.deflt.marshal(this,new DataOutputStream(baos));
return ByteBuffer.wrap(baos.toByteArray());
}
@Override
public void reconstitute(ByteBuffer bb) throws IOException {
LocateLoader.deflt.unmarshal(this, toDIS(bb));
}
}
private static class LocateLoader extends Loader<Data> implements Streamer<Data>{
public static final int MAGIC=85102934;
public static final int VERSION=1;
public static final int BUFF_SIZE=48; // Note:
public static final LocateLoader deflt = new LocateLoader(KEYLIMIT);
public LocateLoader(int keylimit) {
super(keylimit);
}
@Override
public Data load(Data data, Row row) {
data.name = row.getString(0);
data.hostname = row.getString(1);
data.port = row.getInt(2);
data.major = row.getInt(3);
data.minor = row.getInt(4);
data.patch = row.getInt(5);
data.pkg = row.getInt(6);
data.latitude = row.getFloat(7);
data.longitude = row.getFloat(8);
data.protocol = row.getString(9);
data.subprotocol = row.getSet(10,String.class);
data.port_key = row.getUUID(11);
return data;
}
@Override
protected void key(Data data, int idx, Object[] obj) {
obj[idx] = data.name;
obj[++idx] = data.hostname;
obj[++idx] = data.port;
}
@Override
protected void body(final Data data, final int _idx, final Object[] obj) {
int idx = _idx;
obj[idx] = data.major;
obj[++idx] = data.minor;
obj[++idx] = data.patch;
obj[++idx] = data.pkg;
obj[++idx] = data.latitude;
obj[++idx] = data.longitude;
obj[++idx] = data.protocol;
obj[++idx] = data.subprotocol;
obj[++idx] = data.port_key;
}
@Override
public void marshal(Data data, DataOutputStream os) throws IOException {
writeHeader(os,MAGIC,VERSION);
writeString(os, data.name);
writeString(os, data.hostname);
os.writeInt(data.port);
os.writeInt(data.major);
os.writeInt(data.minor);
os.writeInt(data.patch);
os.writeInt(data.pkg);
os.writeFloat(data.latitude);
os.writeFloat(data.longitude);
writeString(os, data.protocol);
if(data.subprotocol==null) {
os.writeInt(0);
} else {
os.writeInt(data.subprotocol.size());
for(String s: data.subprotocol) {
writeString(os,s);
}
}
writeString(os,data.port_key==null?"":data.port_key.toString());
}
@Override
public void unmarshal(Data data, DataInputStream is) throws IOException {
/*int version = */readHeader(is,MAGIC,VERSION);
// If Version Changes between Production runs, you'll need to do a switch Statement, and adequately read in fields
byte[] buff = new byte[BUFF_SIZE];
data.name = readString(is,buff);
data.hostname = readString(is,buff);
data.port = is.readInt();
data.major = is.readInt();
data.minor = is.readInt();
data.patch = is.readInt();
data.pkg = is.readInt();
data.latitude = is.readFloat();
data.longitude = is.readFloat();
data.protocol = readString(is,buff);
int size = is.readInt();
data.subprotocol = new HashSet<String>(size);
for(int i=0;i<size;++i) {
data.subprotocol.add(readString(is,buff));
}
String port_key = readString(is,buff);
if(port_key.length()>0) {
data.port_key=UUID.fromString(port_key);
} else {
data.port_key = null;
}
}
}
public Result<List<LocateDAO.Data>> readByName(AuthzTrans trans, String service) {
return psName.read(trans, "Read By Name", new Object[] {service});
}
private void init(AuthzTrans trans) throws APIException, IOException {
// Set up sub-DAOs
String[] helpers = setCRUD(trans, TABLE, Data.class, LocateLoader.deflt);
// int lastComma = helpers[ASSIGNMENT_COMMAS].lastIndexOf(',');
// replace(CRUD.update,new PSInfo(trans,"UPDATE LOCATE SET " + helpers[ASSIGNMENT_COMMAS].substring(0, lastComma) +
// " WHERE name=? AND hostname=? AND port=?;", new LocateLoader(3),writeConsistency));
psName = new PSInfo(trans, SELECT_SP + helpers[FIELD_COMMAS] + " FROM " + TABLE +
" WHERE name = ?", new LocateLoader(1),readConsistency);
}
/**
* Log Modification statements to History
*
* @param modified which CRUD action was done
* @param data entity data that needs a log entry
* @param overrideMessage if this is specified, we use it rather than crafting a history message based on data
*/
@Override
protected void wasModified(AuthzTrans trans, CRUD modified, Data data, String ... override) {
}
}
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