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package net.onrc.onos.graph;
import com.tinkerpop.blueprints.Vertex;
import com.tinkerpop.frames.FramedGraph;
import com.tinkerpop.frames.structures.FramedVertexIterable;
import com.tinkerpop.gremlin.java.GremlinPipeline;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects;
import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IBaseObject;
import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IDeviceObject;
import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowEntry;
import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowPath;
import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IIpv4Address;
import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
import net.onrc.onos.ofcontroller.core.ISwitchStorage;
import net.onrc.onos.ofcontroller.util.FlowEntryId;
import net.onrc.onos.ofcontroller.util.FlowId;
/**
*
* @author nickkaranatsios
*/
public abstract class DBOperation implements IDBOperation {
protected DBConnection conn;
/**
* Search and get an active switch object with DPID.
* @param dpid DPID of the switch
*/
@Override
public ISwitchObject searchActiveSwitch(String dpid) {
ISwitchObject sw = searchSwitch(dpid);
if ((sw != null)
&& sw.getState().equals(ISwitchStorage.SwitchState.ACTIVE.toString())) {
return sw;
}
return null;
}
/**
* Create a new switch and return the created switch object.
* @param dpid DPID of the switch
*/
@Override
public ISwitchObject newSwitch(final String dpid) {
ISwitchObject obj = (ISwitchObject) conn.getFramedGraph().addVertex(null, ISwitchObject.class);
if (obj != null) {
obj.setType("switch");
obj.setDPID(dpid);
}
return obj;
}
/**
* Get all switch objects.
*/
@Override
public Iterable<ISwitchObject> getAllSwitches() {
Iterable<ISwitchObject> switches = conn.getFramedGraph().getVertices("type", "switch", ISwitchObject.class);
return switches;
}
/**
* Get all inactive switch objects.
*/
@Override
public Iterable<ISwitchObject> getInactiveSwitches() {
Iterable<ISwitchObject> switches = conn.getFramedGraph().getVertices("type", "switch", ISwitchObject.class);
List<ISwitchObject> inactiveSwitches = new ArrayList<ISwitchObject>();
for (ISwitchObject sw : switches) {
if (sw.getState().equals(ISwitchStorage.SwitchState.INACTIVE.toString())) {
inactiveSwitches.add(sw);
}
}
return inactiveSwitches;
}
/**
* Get all flow entries objects where their switches are not updated.
*/
@Override
public Iterable<INetMapTopologyObjects.IFlowEntry> getAllSwitchNotUpdatedFlowEntries() {
//TODO: Should use an enum for flow_switch_state
return conn.getFramedGraph().getVertices("switch_state", "FE_SWITCH_NOT_UPDATED", INetMapTopologyObjects.IFlowEntry.class);
}
/**
* Remove specified switch.
* @param sw switch object to remove
*/
@Override
public void removeSwitch(ISwitchObject sw) {
conn.getFramedGraph().removeVertex(sw.asVertex());
}
@Override
public IPortObject newPort(String dpid, Short portNum) {
IPortObject obj = (IPortObject) conn.getFramedGraph().addVertex(null, IPortObject.class);
if (obj != null) {
obj.setType("port");
String id = dpid + portNum.toString();
obj.setPortId(id);
obj.setNumber(portNum);
}
return obj;
}
/**
* Create a port having specified port number.
*
* @param portNumber port number
*/
@Deprecated
public IPortObject newPort(Short portNumber) {
IPortObject obj = (IPortObject) conn.getFramedGraph().addVertex(null, IPortObject.class);
if (obj != null) {
obj.setType("port");
obj.setNumber(portNumber);
}
return obj;
}
/**
* Search and get a port object of specified switch and port number.
* @param dpid DPID of a switch
* @param number port number of the switch's port
*/
@Override
public IPortObject searchPort(String dpid, Short number) {
String id = dpid + number.toString();
return (conn.getFramedGraph() != null && conn.getFramedGraph().getVertices("port_id", id).iterator().hasNext())
? (IPortObject) conn.getFramedGraph().getVertices("port_id", id, IPortObject.class).iterator().next() : null;
}
/**
* Remove the specified switch port.
* @param port switch port object to remove
*/
@Override
public void removePort(IPortObject port) {
if (conn.getFramedGraph() != null) {
conn.getFramedGraph().removeVertex(port.asVertex());
}
}
/**
* Create and return a device object.
*/
@Override
public IDeviceObject newDevice() {
IDeviceObject obj = (IDeviceObject) conn.getFramedGraph().addVertex(null, IDeviceObject.class);
if (obj != null) {
obj.setType("device");
}
return obj;
}
/**
* Get all devices.
*/
@Override
public Iterable<IDeviceObject> getDevices() {
return conn.getFramedGraph() != null ? conn.getFramedGraph().getVertices("type", "device", IDeviceObject.class) : null;
}
/**
* Remove the specified device.
* @param dev a device object to remove
*/
@Override
public void removeDevice(IDeviceObject dev) {
if (conn.getFramedGraph() != null) {
conn.getFramedGraph().removeVertex(dev.asVertex());
}
}
/**
* Create and return a flow path object.
*/
@Override
public IFlowPath newFlowPath() {
System.out.println("newFlowPath");
IFlowPath flowPath = (IFlowPath)conn.getFramedGraph().addVertex(null, IFlowPath.class);
if (flowPath != null) {
flowPath.setType("flow");
}
return flowPath;
}
/**
* Get a flow path object with a flow entry.
* @param flowEntry flow entry object
*/
@Override
public IFlowPath getFlowPathByFlowEntry(INetMapTopologyObjects.IFlowEntry flowEntry) {
GremlinPipeline<Vertex, IFlowPath> pipe = new GremlinPipeline<Vertex, IFlowPath>();
pipe.start(flowEntry.asVertex());
pipe.out("flow");
FramedVertexIterable<IFlowPath> r = new FramedVertexIterable(conn.getFramedGraph(), (Iterable) pipe, IFlowPath.class);
return r.iterator().hasNext() ? r.iterator().next() : null;
}
/**
* Search and get a switch object with DPID.
*
* @param dpid DPID of the switch
*/
@Override
public ISwitchObject searchSwitch(final String dpid) {
return (conn.getFramedGraph() != null && conn.getFramedGraph().getVertices("dpid", dpid).iterator().hasNext())
? (ISwitchObject) (conn.getFramedGraph().getVertices("dpid", dpid, ISwitchObject.class).iterator().next()) : null;
}
/**
* Get all active switch objects.
*/
@Override
public Iterable<ISwitchObject> getActiveSwitches() {
Iterable<ISwitchObject> switches = conn.getFramedGraph().getVertices("type", "switch", ISwitchObject.class);
List<ISwitchObject> activeSwitches = new ArrayList<ISwitchObject>();
for (ISwitchObject sw : switches) {
if (sw.getState().equals(ISwitchStorage.SwitchState.ACTIVE.toString())) {
activeSwitches.add(sw);
}
}
return activeSwitches;
}
/**
* Search and get a device object having specified MAC address.
* @param macAddr MAC address to search and get
*/
@Override
public IDeviceObject searchDevice(String macAddr) {
return (conn.getFramedGraph() != null && conn.getFramedGraph().getVertices("dl_addr", macAddr).iterator().hasNext())
? (IDeviceObject) conn.getFramedGraph().getVertices("dl_addr", macAddr, IDeviceObject.class).iterator().next() : null;
}
/**
* Search and get a flow path object with specified flow ID.
* @param flowId flow ID to search
*/
@Override
public IFlowPath searchFlowPath(final FlowId flowId) {
System.out.println("searchFlowPath");
return conn.getFramedGraph().getVertices("flow_id", flowId.toString()).iterator().hasNext()
? (IFlowPath) conn.getFramedGraph().getVertices("flow_id", flowId.toString(),
IFlowPath.class).iterator().next() : null;
}
/**
* Get all flow path objects.
*/
@Override
public Iterable<IFlowPath> getAllFlowPaths() {
System.out.println("getAllFlowPaths");
Iterable<IFlowPath> flowPaths = conn.getFramedGraph().getVertices("type", "flow", IFlowPath.class);
List<IFlowPath> nonNullFlows = new ArrayList<IFlowPath>();
for (IFlowPath fp : flowPaths) {
if (fp.getFlowId() != null) {
nonNullFlows.add(fp);
}
}
return nonNullFlows;
}
/**
* Remove the specified flow path.
* @param flowPath flow path object to remove
*/
@Override
public void removeFlowPath(IFlowPath flowPath) {
conn.getFramedGraph().removeVertex(flowPath.asVertex());
}
/**
* Search and get a flow entry object with flow entry ID.
* @param flowEntryId flow entry ID to search
*/
@Override
public IFlowEntry searchFlowEntry(FlowEntryId flowEntryId) {
System.out.println("searchFlowEntry");
return conn.getFramedGraph().getVertices("flow_entry_id", flowEntryId.toString()).iterator().hasNext()
? (IFlowEntry)conn.getFramedGraph().getVertices("flow_entry_id", flowEntryId.toString(),
IFlowEntry.class).iterator().next() : null;
}
/**
* Get all flow entry objects.
*/
@Override
public Iterable<IFlowEntry> getAllFlowEntries() {
return conn.getFramedGraph().getVertices("type", "flow_entry", IFlowEntry.class);
}
/**
* Remove the specified flow entry.
* @param flowEntry flow entry object to remove
*/
@Override
public void removeFlowEntry(IFlowEntry flowEntry) {
conn.getFramedGraph().removeVertex(flowEntry.asVertex());
}
/**
* Create and return a flow entry object.
*/
@Override
public IFlowEntry newFlowEntry() {
System.out.println("newFlowEntry");
IFlowEntry flowEntry = (IFlowEntry) conn.getFramedGraph().addVertex(null, IFlowEntry.class);
if (flowEntry != null) {
flowEntry.setType("flow_entry");
}
return flowEntry;
}
public IIpv4Address newIpv4Address() {
return newVertex("ipv4Address", IIpv4Address.class);
}
private <T extends IBaseObject> T newVertex(String type, Class<T> vertexType) {
T newVertex = (T) conn.getFramedGraph().addVertex(null, vertexType);
if (newVertex != null) {
newVertex.setType(type);
}
return newVertex;
}
public IIpv4Address searchIpv4Address(int intIpv4Address) {
return searchForVertex("ipv4_address", intIpv4Address, IIpv4Address.class);
}
public IIpv4Address ensureIpv4Address(int intIpv4Address) {
IIpv4Address ipv4Vertex = searchIpv4Address(intIpv4Address);
if (ipv4Vertex == null) {
ipv4Vertex = newIpv4Address();
ipv4Vertex.setIpv4Address(intIpv4Address);
}
return ipv4Vertex;
}
private <T> T searchForVertex(String propertyName, Object propertyValue, Class<T> vertexType) {
if (conn.getFramedGraph() != null) {
Iterator<T> it = conn.getFramedGraph().getVertices(propertyName, propertyValue, vertexType).iterator();
if (it.hasNext()) {
return it.next();
}
}
return null;
}
public void removeIpv4Address(IIpv4Address ipv4Address) {
conn.getFramedGraph().removeVertex(ipv4Address.asVertex());
}
/**
* Get the instance of GraphDBConnection assigned to this class.
*/
@Override
public IDBConnection getDBConnection() {
return conn;
}
@Override
public void commit() {
conn.commit();
}
@Override
public void rollback() {
conn.rollback();
}
@Override
public void close() {
conn.close();
}
}