+/*
+ * Copyright (C) 2013 Red Hat, Inc.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Authors : Madhu Venugopal, Brent Salisbury, Sam Hague
+ */
package org.opendaylight.ovsdb.neutron.provider;
import java.math.BigInteger;
import java.net.InetAddress;
import java.util.ArrayList;
-import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.opendaylight.controller.forwardingrulesmanager.FlowConfig;
import org.opendaylight.controller.forwardingrulesmanager.IForwardingRulesManager;
+import org.opendaylight.controller.networkconfig.neutron.NeutronNetwork;
import org.opendaylight.controller.sal.action.ActionType;
import org.opendaylight.controller.sal.core.Node;
+import org.opendaylight.controller.sal.utils.EtherTypes;
import org.opendaylight.controller.sal.utils.HexEncode;
import org.opendaylight.controller.sal.utils.ServiceHelper;
import org.opendaylight.controller.sal.utils.Status;
import org.opendaylight.controller.sal.utils.StatusCode;
+import org.opendaylight.controller.switchmanager.ISwitchManager;
+import org.opendaylight.controller.switchmanager.Switch;
import org.opendaylight.ovsdb.lib.notation.OvsDBMap;
import org.opendaylight.ovsdb.lib.notation.OvsDBSet;
import org.opendaylight.ovsdb.lib.notation.UUID;
class OF10ProviderManager extends ProviderNetworkManager {
private static final Logger logger = LoggerFactory.getLogger(OF10ProviderManager.class);
- Map<NodeVlan, FlowConfig> floodEntries = new HashMap<NodeVlan, FlowConfig>();
+ private static final int INGRESS_TUNNEL_FLOW_PRIORITY = 100;
+ private static final int EGRESS_TUNNEL_FLOW_PRIORITY = 100;
+ private static final int DROP_FLOW_PRIORITY = 10;
+ private static final int FLOOD_TUNNEL_FLOW_PRIORITY = 50;
@Override
public boolean hasPerTenantTunneling() {
return new Status(StatusCode.NOTFOUND, "Tunnel Endpoint not configured for "+ node);
}
- try {
- if (!InternalNetworkManager.getManager().isInternalNetworkOverlayReady(node)) {
- logger.error(node+" is not Overlay ready");
- return new Status(StatusCode.NOTACCEPTABLE, node+" is not Overlay ready");
- }
- } catch (Exception e) {
- logger.error(node+" is not Overlay ready due to exception", e);
+ if (!InternalNetworkManager.getManager().isInternalNetworkOverlayReady(node)) {
+ logger.warn("{} is not Overlay ready. It might be an OpenStack Controller Node", node);
return new Status(StatusCode.NOTACCEPTABLE, node+" is not Overlay ready");
}
if (!TenantNetworkManager.getManager().isTenantNetworkPresentInNode(node, tunnelKey)) {
- logger.debug(node+" has no VM corresponding to segment "+ tunnelKey);
- return new Status(StatusCode.NOTACCEPTABLE, node+" has no VM corresponding to segment "+ tunnelKey);
+ logger.debug(node+" has no network corresponding to segment "+ tunnelKey);
+ return new Status(StatusCode.NOTACCEPTABLE, node+" has no network corresponding to segment "+ tunnelKey);
+ }
+ return new Status(StatusCode.SUCCESS);
+ }
+
+ private Status getVlanReadinessStatus (Node node, String segmentationId) {
+ if (!InternalNetworkManager.getManager().isInternalNetworkOverlayReady(node)) {
+ logger.warn("{} is not Overlay ready. It might be an OpenStack Controller Node", node);
+ return new Status(StatusCode.NOTACCEPTABLE, node+" is not Overlay ready");
+ }
+
+ if (!TenantNetworkManager.getManager().isTenantNetworkPresentInNode(node, segmentationId)) {
+ logger.debug(node+" has no network corresponding to segment "+ segmentationId);
+ return new Status(StatusCode.NOTACCEPTABLE, node+" has no network corresponding to segment "+ segmentationId);
}
return new Status(StatusCode.SUCCESS);
}
* and rewrite the Corresponding internal Vlan and pass it on to br-int via the patch port.
*/
private void programLocalIngressTunnelBridgeRules(Node node, int tunnelOFPort, int internalVlan, int patchPort) {
- String brIntId = InternalNetworkManager.getManager().getInternalBridgeUUID(node, AdminConfigManager.getManager().getTunnelBridgeName());
- if (brIntId == null) {
+ String brNetId = InternalNetworkManager.getManager().getInternalBridgeUUID(node, AdminConfigManager.getManager().getNetworkBridgeName());
+ if (brNetId == null) {
logger.error("Failed to initialize Flow Rules for {}", node);
return;
}
try {
- String flowName = "TepMatch"+tunnelOFPort+""+internalVlan;
OVSDBConfigService ovsdbTable = (OVSDBConfigService)ServiceHelper.getGlobalInstance(OVSDBConfigService.class, this);
- Bridge bridge = (Bridge) ovsdbTable.getRow(node, Bridge.NAME.getName(), brIntId);
+ Bridge bridge = (Bridge) ovsdbTable.getRow(node, Bridge.NAME.getName(), brNetId);
Set<String> dpids = bridge.getDatapath_id();
if (dpids == null || dpids.size() == 0) return;
Long dpidLong = Long.valueOf(HexEncode.stringToLong((String)dpids.toArray()[0]));
Node ofNode = new Node(Node.NodeIDType.OPENFLOW, dpidLong);
- IForwardingRulesManager frm = (IForwardingRulesManager) ServiceHelper.getInstance(
- IForwardingRulesManager.class, "default", this);
- if (frm.getStaticFlow(flowName, ofNode) != null) {
- logger.debug("Local Ingress Flow exists : {} for Flow {} on {} / {}", flowName, ofNode, node);
- return;
- }
-
+ String flowName = "TepMatch"+tunnelOFPort+""+internalVlan;
FlowConfig flow = new FlowConfig();
flow.setName(flowName);
flow.setNode(ofNode);
- flow.setPriority("100");
+ flow.setInstallInHw(true);
+ flow.setPriority(INGRESS_TUNNEL_FLOW_PRIORITY+"");
flow.setIngressPort(tunnelOFPort+"");
List<String> actions = new ArrayList<String>();
actions.add(ActionType.SET_VLAN_ID+"="+internalVlan);
actions.add(ActionType.OUTPUT.toString()+"="+patchPort);
flow.setActions(actions);
- Status status = frm.addStaticFlow(flow);
+ Status status = this.addStaticFlow(ofNode, flow);
logger.debug("Local Ingress Flow Programming Status {} for Flow {} on {} / {}", status, flow, ofNode, node);
} catch (Exception e) {
logger.error("Failed to initialize Flow Rules for {}", node, e);
}
}
+ private void removeLocalIngressTunnelBridgeRules(Node node, int tunnelOFPort, int internalVlan, int patchPort) {
+ String brNetId = InternalNetworkManager.getManager().getInternalBridgeUUID(node, AdminConfigManager.getManager().getNetworkBridgeName());
+ if (brNetId == null) {
+ logger.error("Failed to remove Flow Rules for {}", node);
+ return;
+ }
+ try {
+ OVSDBConfigService ovsdbTable = (OVSDBConfigService)ServiceHelper.getGlobalInstance(OVSDBConfigService.class, this);
+ Bridge bridge = (Bridge) ovsdbTable.getRow(node, Bridge.NAME.getName(), brNetId);
+ Set<String> dpids = bridge.getDatapath_id();
+ if (dpids == null || dpids.size() == 0) return;
+ Long dpidLong = Long.valueOf(HexEncode.stringToLong((String)dpids.toArray()[0]));
+ Node ofNode = new Node(Node.NodeIDType.OPENFLOW, dpidLong);
+ String flowName = "TepMatch"+tunnelOFPort+""+internalVlan;
+
+ Status status = this.deleteStaticFlow(ofNode, flowName);
+ logger.debug("Local Ingress Flow Removal Status {} for Flow {} on {} / {}", status, flowName, ofNode, node);
+ } catch (Exception e) {
+ logger.error("Failed to Remove Flow Rules for {}", node, e);
+ }
+ }
+
/**
* Program OF1.0 Flow rules on br-tun on the remote Node on its egress direction towards the overlay network
* for a VM (with the attachedMac).
*/
private void programRemoteEgressTunnelBridgeRules(Node node, int patchPort, String attachedMac,
int internalVlan, int tunnelOFPort) {
- String brIntId = InternalNetworkManager.getManager().getInternalBridgeUUID(node, AdminConfigManager.getManager().getTunnelBridgeName());
- if (brIntId == null) {
+ String brNetId = InternalNetworkManager.getManager().getInternalBridgeUUID(node, AdminConfigManager.getManager().getNetworkBridgeName());
+ if (brNetId == null) {
logger.error("Failed to initialize Flow Rules for {}", node);
return;
}
try {
OVSDBConfigService ovsdbTable = (OVSDBConfigService)ServiceHelper.getGlobalInstance(OVSDBConfigService.class, this);
- Bridge bridge = (Bridge) ovsdbTable.getRow(node, Bridge.NAME.getName(), brIntId);
+ Bridge bridge = (Bridge) ovsdbTable.getRow(node, Bridge.NAME.getName(), brNetId);
Set<String> dpids = bridge.getDatapath_id();
if (dpids == null || dpids.size() == 0) return;
Long dpidLong = Long.valueOf(HexEncode.stringToLong((String)dpids.toArray()[0]));
Node ofNode = new Node(Node.NodeIDType.OPENFLOW, dpidLong);
String flowName = "TepMatch"+tunnelOFPort+""+internalVlan+""+HexEncode.stringToLong(attachedMac);
- IForwardingRulesManager frm = (IForwardingRulesManager) ServiceHelper.getInstance(
- IForwardingRulesManager.class, "default", this);
- if (frm.getStaticFlow(flowName, ofNode) != null) {
- logger.debug("Remote Egress Flow exists : {} for Flow {} on {} / {}", flowName, ofNode, node);
- return;
- }
FlowConfig flow = new FlowConfig();
flow.setName(flowName);
flow.setNode(ofNode);
- flow.setPriority("100");
+ flow.setInstallInHw(true);
+ flow.setPriority(EGRESS_TUNNEL_FLOW_PRIORITY+"");
flow.setDstMac(attachedMac);
flow.setIngressPort(patchPort+"");
flow.setVlanId(internalVlan+"");
actions.add(ActionType.POP_VLAN.toString());
actions.add(ActionType.OUTPUT.toString()+"="+tunnelOFPort);
flow.setActions(actions);
- Status status = frm.addStaticFlow(flow);
+ Status status = this.addStaticFlow(ofNode, flow);
logger.debug("Remote Egress Flow Programming Status {} for Flow {} on {} / {}", status, flow, ofNode, node);
} catch (Exception e) {
logger.error("Failed to initialize Flow Rules for {}", node, e);
}
}
+ private void removeRemoteEgressTunnelBridgeRules(Node node, int patchPort, String attachedMac,
+ int internalVlan, int tunnelOFPort) {
+ String brNetId = InternalNetworkManager.getManager().getInternalBridgeUUID(node, AdminConfigManager.getManager().getNetworkBridgeName());
+ if (brNetId == null) {
+ logger.error("Failed to initialize Flow Rules for {}", node);
+ return;
+ }
+ try {
+ OVSDBConfigService ovsdbTable = (OVSDBConfigService)ServiceHelper.getGlobalInstance(OVSDBConfigService.class, this);
+ Bridge bridge = (Bridge) ovsdbTable.getRow(node, Bridge.NAME.getName(), brNetId);
+ Set<String> dpids = bridge.getDatapath_id();
+ if (dpids == null || dpids.size() == 0) return;
+ Long dpidLong = Long.valueOf(HexEncode.stringToLong((String)dpids.toArray()[0]));
+ Node ofNode = new Node(Node.NodeIDType.OPENFLOW, dpidLong);
+ String flowName = "TepMatch"+tunnelOFPort+""+internalVlan+""+HexEncode.stringToLong(attachedMac);
+ Status status = this.deleteStaticFlow(ofNode, flowName);
+ logger.debug("Remote Egress Flow Removal Status {} for Flow {} on {} / {}", status, flowName, ofNode, node);
+ } catch (Exception e) {
+ logger.error("Failed to Remove Flow Rules for {}", node, e);
+ }
+ }
+
/**
* Program OF1.0 Flow rules to flood the broadcast & unknown-unicast traffic over br-tun on the egress direction
* towards the network on all the overlay tunnels that corresponds to the tenant network.
* Also perform the Strip-Vlan action.
*/
private void programFloodEgressTunnelBridgeRules(Node node, int patchPort, int internalVlan, int tunnelOFPort) {
- String brIntId = InternalNetworkManager.getManager().getInternalBridgeUUID(node, AdminConfigManager.getManager().getTunnelBridgeName());
- if (brIntId == null) {
+ String brNetId = InternalNetworkManager.getManager().getInternalBridgeUUID(node, AdminConfigManager.getManager().getNetworkBridgeName());
+ if (brNetId == null) {
logger.error("Failed to initialize Flow Rules for {}", node);
return;
}
try {
OVSDBConfigService ovsdbTable = (OVSDBConfigService)ServiceHelper.getGlobalInstance(OVSDBConfigService.class, this);
- Bridge bridge = (Bridge) ovsdbTable.getRow(node, Bridge.NAME.getName(), brIntId);
+ Bridge bridge = (Bridge) ovsdbTable.getRow(node, Bridge.NAME.getName(), brNetId);
Set<String> dpids = bridge.getDatapath_id();
if (dpids == null || dpids.size() == 0) return;
Long dpidLong = Long.valueOf(HexEncode.stringToLong((String)dpids.toArray()[0]));
Node ofNode = new Node(Node.NodeIDType.OPENFLOW, dpidLong);
- NodeVlan nv = new NodeVlan(ofNode, internalVlan);
- FlowConfig existingFlowConfig = floodEntries.get(nv);
+ String flowName = "TepFlood"+internalVlan;
IForwardingRulesManager frm = (IForwardingRulesManager) ServiceHelper.getInstance(
IForwardingRulesManager.class, "default", this);
+ FlowConfig existingFlowConfig = frm.getStaticFlow(flowName, ofNode);
FlowConfig flow = existingFlowConfig;
Status status = null;
if (flow == null) {
flow = new FlowConfig();
- flow.setName("TepFlood"+internalVlan);
+ flow.setName(flowName);
flow.setNode(ofNode);
- flow.setPriority("1");
+ flow.setPriority(FLOOD_TUNNEL_FLOW_PRIORITY+"");
flow.setIngressPort(patchPort+"");
flow.setVlanId(internalVlan+"");
List<String> actions = new ArrayList<String>();
actions.add(outputPort);
flow.setActions(actions);
} else {
+ logger.debug("Flood Egress Flow already exists. Skipping modify for Flow {} on {} / {}",
+ flow, ofNode, node);
return;
}
status = frm.modifyStaticFlow(flow);
logger.debug("Modify Flood Egress Flow Programming Status {} for Flow {} on {} / {}",
status, flow, ofNode, node);
}
- if (status.isSuccess()) {
- floodEntries.put(nv, flow);
- }
-
} catch (Exception e) {
logger.error("Failed to initialize Flow Rules for {}", node, e);
}
}
+ private void removeFloodEgressTunnelBridgeRules(Node node, int patchPort, int internalVlan, int tunnelOFPort) {
+ String brNetId = InternalNetworkManager.getManager().getInternalBridgeUUID(node, AdminConfigManager.getManager().getNetworkBridgeName());
+ if (brNetId == null) {
+ logger.error("Failed to remove Flow Rules for {}", node);
+ return;
+ }
+ try {
+ OVSDBConfigService ovsdbTable = (OVSDBConfigService)ServiceHelper.getGlobalInstance(OVSDBConfigService.class, this);
+ Bridge bridge = (Bridge) ovsdbTable.getRow(node, Bridge.NAME.getName(), brNetId);
+ Set<String> dpids = bridge.getDatapath_id();
+ if (dpids == null || dpids.size() == 0) return;
+ Long dpidLong = Long.valueOf(HexEncode.stringToLong((String)dpids.toArray()[0]));
+ Node ofNode = new Node(Node.NodeIDType.OPENFLOW, dpidLong);
+ String flowName = "TepFlood"+internalVlan;
+ IForwardingRulesManager frm = (IForwardingRulesManager) ServiceHelper.getInstance(
+ IForwardingRulesManager.class, "default", this);
+ FlowConfig flow = frm.getStaticFlow(flowName, ofNode);
+ Status status = null;
+ if (flow != null) {
+ status = frm.removeStaticFlow(flowName, ofNode);
+ logger.debug("Remove Flood Egress Flow Programming Status {} for Flow {} on {} / {}",
+ status, flow, ofNode, node);
+
+ } else {
+ logger.debug("Flood Egress Flow already removed. Skipping removal for Flow {} on {} / {}",
+ flow, ofNode, node);
+ return;
+ }
+ } catch (Exception e) {
+ logger.error("Failed to remove Flow Rules for {}", node, e);
+ }
+ }
+
private void programTunnelRules (String tunnelType, String segmentationId, InetAddress dst, Node node,
Interface intf, boolean local) {
String networkId = TenantNetworkManager.getManager().getNetworkIdForSegmentationId(segmentationId);
if (networkId == null) {
- logger.debug("Tenant Network not found with Segmenation-id {}",segmentationId);
+ logger.debug("Tenant Network not found with Segmentation-id {}", segmentationId);
return;
}
- int internalVlan = TenantNetworkManager.getManager().getInternalVlan(networkId);
+ int internalVlan = TenantNetworkManager.getManager().getInternalVlan(node, networkId);
if (internalVlan == 0) {
logger.debug("No InternalVlan provisioned for Tenant Network {}",networkId);
return;
if (patchIntf.getName().equalsIgnoreCase(patchInt)) {
Set<BigInteger> of_ports = patchIntf.getOfport();
if (of_ports == null || of_ports.size() <= 0) {
- logger.error("Could NOT Identified Patch port {} -> OF ({}) on {}", patchInt, node);
+ logger.error("Could NOT Identified Patch port {} on {}", patchInt, node);
continue;
}
patchOFPort = Long.valueOf(((BigInteger)of_ports.toArray()[0]).longValue()).intValue();
if (tunIntf.getName().equals(this.getTunnelName(tunnelType, segmentationId, dst))) {
Set<BigInteger> of_ports = tunIntf.getOfport();
if (of_ports == null || of_ports.size() <= 0) {
- logger.error("Could NOT Identify Tunnel port {} on {}", tunIntf.getName(), node);
+ logger.warn("Could not Identify Tunnel port {} on {}. Don't panic. It might get converged soon...", tunIntf.getName(), node);
continue;
}
int tunnelOFPort = Long.valueOf(((BigInteger)of_ports.toArray()[0]).longValue()).intValue();
if (tunnelOFPort == -1) {
- logger.error("Could NOT Identify Tunnel port {} -> OF ({}) on {}", tunIntf.getName(), tunnelOFPort, node);
+ logger.warn("Tunnel Port {} on node {}: OFPort = -1 . Don't panic. It might get converged soon...", tunIntf.getName(), node);
return;
}
logger.debug("Identified Tunnel port {} -> OF ({}) on {}", tunIntf.getName(), tunnelOFPort, node);
}
}
+ private void removeTunnelRules (String tunnelType, String segmentationId, InetAddress dst, Node node,
+ Interface intf, boolean local) {
+ String networkId = TenantNetworkManager.getManager().getNetworkIdForSegmentationId(segmentationId);
+ if (networkId == null) {
+ logger.debug("Tenant Network not found with Segmentation-id {}",segmentationId);
+ return;
+ }
+ int internalVlan = TenantNetworkManager.getManager().getInternalVlan(node,networkId);
+ if (internalVlan == 0) {
+ logger.debug("No InternalVlan provisioned for Tenant Network {}",networkId);
+ return;
+ }
+ Map<String, String> externalIds = intf.getExternal_ids();
+ if (externalIds == null) {
+ logger.error("No external_ids seen in {}", intf);
+ return;
+ }
+
+ String attachedMac = externalIds.get(TenantNetworkManager.EXTERNAL_ID_VM_MAC);
+ if (attachedMac == null) {
+ logger.error("No AttachedMac seen in {}", intf);
+ return;
+ }
+ String patchInt = AdminConfigManager.getManager().getPatchToIntegration();
+
+ int patchOFPort = -1;
+ try {
+ OVSDBConfigService ovsdbTable = (OVSDBConfigService)ServiceHelper.getGlobalInstance(OVSDBConfigService.class, this);
+ Map<String, Table<?>> intfs = ovsdbTable.getRows(node, Interface.NAME.getName());
+ if (intfs != null) {
+ for (Table<?> row : intfs.values()) {
+ Interface patchIntf = (Interface)row;
+ if (patchIntf.getName().equalsIgnoreCase(patchInt)) {
+ Set<BigInteger> of_ports = patchIntf.getOfport();
+ if (of_ports == null || of_ports.size() <= 0) {
+ logger.error("Could NOT Identified Patch port {} on {}", patchInt, node);
+ continue;
+ }
+ patchOFPort = Long.valueOf(((BigInteger)of_ports.toArray()[0]).longValue()).intValue();
+ logger.debug("Identified Patch port {} -> OF ({}) on {}", patchInt, patchOFPort, node);
+ break;
+ }
+ }
+ if (patchOFPort == -1) {
+ logger.error("Cannot identify {} interface on {}", patchInt, node);
+ }
+ for (Table<?> row : intfs.values()) {
+ Interface tunIntf = (Interface)row;
+ if (tunIntf.getName().equals(this.getTunnelName(tunnelType, segmentationId, dst))) {
+ Set<BigInteger> of_ports = tunIntf.getOfport();
+ if (of_ports == null || of_ports.size() <= 0) {
+ logger.error("Could NOT Identify Tunnel port {} on {}", tunIntf.getName(), node);
+ continue;
+ }
+ int tunnelOFPort = Long.valueOf(((BigInteger)of_ports.toArray()[0]).longValue()).intValue();
+
+ if (tunnelOFPort == -1) {
+ logger.error("Could NOT Identify Tunnel port {} -> OF ({}) on {}", tunIntf.getName(), tunnelOFPort, node);
+ return;
+ }
+ logger.debug("Identified Tunnel port {} -> OF ({}) on {}", tunIntf.getName(), tunnelOFPort, node);
+
+ if (!local) {
+ removeRemoteEgressTunnelBridgeRules(node, patchOFPort, attachedMac, internalVlan, tunnelOFPort);
+ }
+ removeLocalIngressTunnelBridgeRules(node, tunnelOFPort, internalVlan, patchOFPort);
+ removeFloodEgressTunnelBridgeRules(node, patchOFPort, internalVlan, tunnelOFPort);
+ return;
+ }
+ }
+ }
+ } catch (Exception e) {
+ logger.error("", e);
+ }
+ }
+
+ private String getIntModVlanFlowName (int inOFPort, String fromVlan, String toVlan) {
+ return "int_mod_"+inOFPort+"_"+fromVlan+"_"+toVlan;
+ }
+
+ private String getIntDropFlowName (int inOFPort) {
+ return "int_drop_"+inOFPort;
+ }
+
+ private String getNetModVlanFlowName (int inOFPort, String fromVlan, String toVlan) {
+ return "net_mod_"+inOFPort+"_"+fromVlan+"_"+toVlan;
+ }
+
+ private String getNetDropFlowName (int inOFPort) {
+ return "net_drop_"+inOFPort;
+ }
+
+ private String getNetFwdFlowName (int inOFPort, int outOFPort, String vlan) {
+ return "net_fwd_"+vlan+"_"+inOFPort+"_"+outOFPort;
+ }
+
+ private void deleteRule (Node node, Node ofNode, String flowName) {
+ logger.debug("deleteRule: node: {} / {}, flowName: {}", node, ofNode, flowName);
+
+ try {
+ this.deleteStaticFlow(ofNode, flowName);
+ } catch (Exception e) {
+ logger.error("deleteRule: Failed to delete Flow Rule for {} / {}", node, ofNode, e);
+ }
+ }
+
+ /* in_port=p actions=drop */
+ private void programDropRule (Node node, Node ofNode, int inOFPort, String flowName) {
+ logger.debug("programDropRule: node: {} / {}, inOfPort: {}, flowName: {}",
+ node, ofNode, inOFPort, flowName);
+
+ try {
+ FlowConfig flow = new FlowConfig();
+ flow.setName(flowName);
+ flow.setNode(ofNode);
+ flow.setInstallInHw(true);
+ flow.setPriority(DROP_FLOW_PRIORITY+"");
+ flow.setIngressPort(inOFPort+"");
+ List<String> actions = new ArrayList<String>();
+ actions.add(ActionType.DROP+"");
+ flow.setActions(actions);
+ Status status = this.addStaticFlow(ofNode, flow);
+ logger.debug("programDropRule: Flow Programming Status {} for Flow {} on {} / {}",
+ status, flow, node, ofNode);
+ } catch (Exception e) {
+ logger.error("programDropRule: Failed to initialize Flow Rules for {} / {}", node, ofNode, e);
+ }
+ }
+
+ /* in_port=p2,dl_vlan=v actions=mod_vlan_vid,[NORMAL|output:p2] */
+ private void programModVlanRule (Node node, Node ofNode, int inOFPort, int outOFPort, String fromVlan,
+ String toVlan, String flowName) {
+ logger.debug("programModVlanRule: node: {} / {}, inOfPort: {}, fromVlan: {}, toVlan: {}, flowName: {}",
+ node, ofNode, inOFPort, fromVlan, toVlan, flowName);
+
+ try {
+ FlowConfig flow = new FlowConfig();
+ flow.setName(flowName);
+ flow.setNode(ofNode);
+ flow.setInstallInHw(true);
+ flow.setPriority(INGRESS_TUNNEL_FLOW_PRIORITY+"");
+ flow.setIngressPort(inOFPort+"");
+ flow.setVlanId(fromVlan);
+ List<String> actions = new ArrayList<String>();
+ actions.add(ActionType.SET_VLAN_ID+"="+toVlan);
+ if (outOFPort == -1) {
+ actions.add(ActionType.HW_PATH.toString());
+ } else {
+ actions.add(ActionType.OUTPUT.toString()+"="+outOFPort);
+ }
+ flow.setActions(actions);
+ Status status = this.addStaticFlow(ofNode, flow);
+ logger.debug("programModVlanRule: Flow Programming Status {} for Flow {} on {} / {}",
+ status, flow, node, ofNode);
+ } catch (Exception e) {
+ logger.error("programModVlanRule: Failed to initialize Flow Rule for {} / {}", node, ofNode, e);
+ }
+ }
+
+ /* in_port=p1,dl_vlan=v actions=output:p2 */
+ private void programForwardRule (Node node, Node ofNode, int inOFPort, int outOFPort, String vlan, String flowName) {
+ logger.debug("programModVlanRule: node: {} / {}, inOfPort: {}, outOFPort: {}, flowName: {}",
+ node, ofNode, inOFPort, outOFPort, flowName);
+
+ try {
+ FlowConfig flow = new FlowConfig();
+ flow.setName(flowName);
+ flow.setNode(ofNode);
+ flow.setInstallInHw(true);
+ flow.setPriority(EGRESS_TUNNEL_FLOW_PRIORITY + "");
+ flow.setIngressPort(inOFPort + "");
+ flow.setVlanId(vlan);
+ List<String> actions = new ArrayList<String>();
+ actions.add(ActionType.OUTPUT.toString()+"="+outOFPort);
+ flow.setActions(actions);
+ Status status = this.addStaticFlow(ofNode, flow);
+ logger.debug("programForwardRule: Flow Programming Status {} for Flow {} on {} / {}",
+ status, flow, node, ofNode);
+ } catch (Exception e) {
+ logger.error("programForwardRule: Failed to initialize Flow Rules for {} / {}", node, ofNode, e);
+ }
+ }
+
+ public int getOFPort (Node node, String portName) {
+ int ofPort = -1;
+ try {
+ OVSDBConfigService ovsdbTable = (OVSDBConfigService)ServiceHelper.getGlobalInstance(OVSDBConfigService.class, this);
+ Map<String, Table<?>> intfs = ovsdbTable.getRows(node, Interface.NAME.getName());
+ if (intfs != null) {
+ for (Table<?> row : intfs.values()) {
+ Interface intf = (Interface)row;
+ if (intf.getName().equalsIgnoreCase(portName)) {
+ Set<BigInteger> of_ports = intf.getOfport();
+ if (of_ports == null || of_ports.size() <= 0) {
+ logger.error("Could not identify patch port {} on {}", portName, node);
+ continue;
+ }
+ ofPort = Long.valueOf(((BigInteger)of_ports.toArray()[0]).longValue()).intValue();
+ logger.debug("Identified port {} -> OF ({}) on {}", portName, ofPort, node);
+ break;
+ }
+ }
+ }
+ } catch (Exception e) {
+ logger.error("", e);
+ }
+
+ return ofPort;
+ }
+
+ /*
+ * Transient class to return all the vlan network data needed for flow programming.
+ */
+ public class vlanNet {
+ public int patchIntOfPort;
+ public int patchNetOfPort;
+ public int physicalOfPort;
+ public int internalVlan;
+
+ public vlanNet (NeutronNetwork network, Node node, Interface intf) {
+ patchIntOfPort = -1;
+ patchNetOfPort = -1;
+ physicalOfPort = -1;
+ internalVlan = 0;
+
+ initializeVlanNet(network, node, intf);
+ }
+
+ public boolean isValid () {
+ if ((patchIntOfPort != -1) && (patchNetOfPort != -1) && (physicalOfPort != -1) && (internalVlan != -1)) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ public int getPatchIntOfPort () {
+ return patchIntOfPort;
+ }
+
+ public int getPatchNetOfPort () {
+ return patchNetOfPort;
+ }
+
+ public int getphysicalOfPort () {
+ return physicalOfPort;
+ }
+
+ public int getInternalVlan () {
+ return internalVlan;
+ }
+
+ public void initializeVlanNet (NeutronNetwork network, Node node, Interface intf) {
+ internalVlan = TenantNetworkManager.getManager().getInternalVlan(node, network.getNetworkUUID());
+ if (internalVlan == 0) {
+ logger.debug("No InternalVlan provisioned for Tenant Network {}", network.getNetworkUUID());
+ return;
+ }
+
+ /* Get ofports for patch ports and physical interface. */
+ String patchToNetworkName = AdminConfigManager.getManager().getPatchToNetwork();
+ String patchToIntegrationName = AdminConfigManager.getManager().getPatchToIntegration();
+ String physNetName = AdminConfigManager.getManager().getPhysicalInterfaceName(node, network.getProviderPhysicalNetwork());
+
+ patchIntOfPort = getOFPort(node, patchToNetworkName);
+ if (patchIntOfPort == -1) {
+ logger.error("Cannot identify {} interface on {}", patchToNetworkName, node);
+ return;
+ }
+
+ patchNetOfPort = getOFPort(node, patchToIntegrationName);
+ if (patchNetOfPort == -1) {
+ logger.error("Cannot identify {} interface on {}", patchToIntegrationName, node);
+ return;
+ }
+
+ physicalOfPort = getOFPort(node, physNetName);
+ if (physicalOfPort == -1) {
+ logger.error("Cannot identify {} interface on {}", physNetName, node);
+ return;
+ }
+ }
+ }
+
+ private Node getOFNode (Node node, String bridgeName) {
+ String brUUID = InternalNetworkManager.getManager().getInternalBridgeUUID(node, bridgeName);
+ if (brUUID == null) {
+ logger.error("getOFNode: Unable to find {} UUID on node {}", bridgeName, node);
+ return null;
+ }
+
+ try {
+ OVSDBConfigService ovsdbTable = (OVSDBConfigService)ServiceHelper.getGlobalInstance(OVSDBConfigService.class, this);
+ Bridge bridge = (Bridge) ovsdbTable.getRow(node, Bridge.NAME.getName(), brUUID);
+ Set<String> dpids = bridge.getDatapath_id();
+ if (dpids == null || dpids.size() == 0) {
+ return null;
+ }
+ Long dpidLong = Long.valueOf(HexEncode.stringToLong((String)dpids.toArray()[0]));
+ Node ofNode = new Node(Node.NodeIDType.OPENFLOW, dpidLong);
+ return ofNode;
+ } catch (Exception e) {
+ logger.error("deleteRule: Failed to delete Flow Rule for {}", node, e);
+ }
+
+ return null;
+ }
+
+ /*
+ * Vlan isolation uses a patch port between br-int and br-net. Anything received on one end of
+ * the patch is piped to the other end of the patch so the incoming packets from the network would
+ * arrive untouched at the patch port on br-int.
+ *
+ * Program OF1.0 Flow rules on br-net in the ingress direction from the network
+ * and egress direction towards the network.
+ * The logic is to simply match on the incoming patch OF-Port and internal vlan,
+ * rewrite the internal vlan to the external vlan and forward out the physical port.
+ * There is also a flow to match the externally tagged packets from the physical port
+ * rewrite the external tag to the internal tag and forward to the patch port.
+ *
+ * priority=100,in_port=1,dl_vlan=1 actions=mod_vlan_vid:2001,output:2
+ * priority=100,in_port=2,dl_vlan=2001 actions=mod_vlan_vid:1actions=output:1
+ */
+
+ private void programVlanRules (NeutronNetwork network, Node node, Interface intf) {
+ vlanNet vlanNet = new vlanNet(network, node, intf);
+ if (vlanNet.isValid()) {
+ String netBrName = AdminConfigManager.getManager().getNetworkBridgeName();
+ String intModVlanFlowName = getIntModVlanFlowName(vlanNet.getPatchNetOfPort(), network.getProviderSegmentationID(), vlanNet.getInternalVlan()+"");
+ String netModVlanFlowName = getNetModVlanFlowName(vlanNet.getPatchNetOfPort(), vlanNet.getInternalVlan()+"", network.getProviderSegmentationID());
+
+ Node netOFNode = getOFNode(node, netBrName);
+ if (netOFNode == null) {
+ logger.error("Unable to find {} ofNode, Failed to initialize Flow Rules for {}", netBrName, node);
+ return;
+ }
+
+ /* Program flows on br-net */
+ deleteRule(node, netOFNode, "NORMAL");
+ programModVlanRule(node, netOFNode, vlanNet.getPatchNetOfPort(), vlanNet.getphysicalOfPort(),
+ vlanNet.getInternalVlan()+"", network.getProviderSegmentationID(), intModVlanFlowName);
+ programModVlanRule(node, netOFNode, vlanNet.getphysicalOfPort(), vlanNet.getPatchNetOfPort(),
+ network.getProviderSegmentationID(), vlanNet.getInternalVlan()+"", netModVlanFlowName);
+ }
+ }
+
+ private void removeVlanRules (NeutronNetwork network, Node node, Interface intf) {
+ vlanNet vlanNet = new vlanNet(network, node, intf);
+ if (vlanNet.isValid()) {
+ String netBrName = AdminConfigManager.getManager().getNetworkBridgeName();
+ String intModVlanFlowName = getIntModVlanFlowName(vlanNet.getPatchNetOfPort(), network.getProviderSegmentationID(), vlanNet.getInternalVlan()+"");
+ String netModVlanFlowName = getNetModVlanFlowName(vlanNet.getPatchNetOfPort(), vlanNet.getInternalVlan()+"", network.getProviderSegmentationID());
+
+ Node netOFNode = getOFNode(node, netBrName);
+ if (netOFNode == null) {
+ logger.error("Unable to find {} ofNode, Failed to initialize Flow Rules for {}", netBrName, node);
+ return;
+ }
+
+ deleteRule(node, netOFNode, intModVlanFlowName);
+ deleteRule(node, netOFNode, netModVlanFlowName);
+ }
+ }
+
@Override
- public Status createTunnels(String tunnelType, String tunnelKey, Node srcNode, Interface intf) {
- Status status = getTunnelReadinessStatus(srcNode, tunnelKey);
- if (!status.isSuccess()) return status;
+ public Status handleInterfaceUpdate(NeutronNetwork network, Node srcNode, Interface intf) {
+ logger.debug("handleInterfaceUpdate: networkType: {}, segmentationId: {}, srcNode: {}, intf: {}",
+ network.getProviderNetworkType(), network.getProviderSegmentationID(), srcNode, intf.getName());
- IConnectionServiceInternal connectionService = (IConnectionServiceInternal)ServiceHelper.getGlobalInstance(IConnectionServiceInternal.class, this);
- List<Node> nodes = connectionService.getNodes();
- nodes.remove(srcNode);
- for (Node dstNode : nodes) {
- status = getTunnelReadinessStatus(dstNode, tunnelKey);
- if (!status.isSuccess()) continue;
- InetAddress src = AdminConfigManager.getManager().getTunnelEndPoint(srcNode);
- InetAddress dst = AdminConfigManager.getManager().getTunnelEndPoint(dstNode);
- status = addTunnelPort(srcNode, tunnelType, src, dst, tunnelKey);
- if (status.isSuccess()) {
- this.programTunnelRules(tunnelType, tunnelKey, dst, srcNode, intf, true);
+ if (network.getProviderNetworkType().equalsIgnoreCase("vlan")) {
+ Status status = getVlanReadinessStatus(srcNode, network.getProviderSegmentationID());
+ if (!status.isSuccess()) {
+ return status;
+ } else {
+ this.programVlanRules(network, srcNode, intf);
+ return new Status(StatusCode.SUCCESS);
}
- addTunnelPort(dstNode, tunnelType, dst, src, tunnelKey);
- if (status.isSuccess()) {
- this.programTunnelRules(tunnelType, tunnelKey, src, dstNode, intf, false);
+ } else if (network.getProviderNetworkType().equalsIgnoreCase("vxlan") ||
+ network.getProviderNetworkType().equalsIgnoreCase("gre")) {
+ Status status = getTunnelReadinessStatus(srcNode, network.getProviderSegmentationID());
+ if (!status.isSuccess()) return status;
+
+ IConnectionServiceInternal connectionService = (IConnectionServiceInternal)ServiceHelper.getGlobalInstance(IConnectionServiceInternal.class, this);
+ List<Node> nodes = connectionService.getNodes();
+ nodes.remove(srcNode);
+ for (Node dstNode : nodes) {
+ status = getTunnelReadinessStatus(dstNode, network.getProviderSegmentationID());
+ if (!status.isSuccess()) continue;
+ InetAddress src = AdminConfigManager.getManager().getTunnelEndPoint(srcNode);
+ InetAddress dst = AdminConfigManager.getManager().getTunnelEndPoint(dstNode);
+ status = addTunnelPort(srcNode, network.getProviderNetworkType(), src, dst, network.getProviderSegmentationID());
+ if (status.isSuccess()) {
+ this.programTunnelRules(network.getProviderNetworkType(), network.getProviderSegmentationID(), dst, srcNode, intf, true);
+ }
+ addTunnelPort(dstNode, network.getProviderNetworkType(), dst, src, network.getProviderSegmentationID());
+ if (status.isSuccess()) {
+ this.programTunnelRules(network.getProviderNetworkType(), network.getProviderSegmentationID(), src, dstNode, intf, false);
+ }
}
+ return new Status(StatusCode.SUCCESS);
+ } else {
+ return new Status(StatusCode.BADREQUEST);
}
- return new Status(StatusCode.SUCCESS);
+ }
+
+ @Override
+ public Status handleInterfaceDelete(String tunnelType, NeutronNetwork network, Node srcNode, Interface intf, boolean isLastInstanceOnNode) {
+ Status status = new Status(StatusCode.SUCCESS);
+ logger.debug("handleInterfaceDelete: srcNode: {}, networkType: {}, intf: {}, type: {}, isLast: {}",
+ srcNode, (network != null) ? network.getProviderNetworkType() : "",
+ intf.getName(), intf.getType(), isLastInstanceOnNode);
+
+ if ((network != null) && network.getProviderNetworkType().equalsIgnoreCase("vlan")) {
+ if (isLastInstanceOnNode) {
+ this.removeVlanRules(network, srcNode, intf);
+ }
+ } else if (intf.getType().equalsIgnoreCase("vxlan") || intf.getType().equalsIgnoreCase("gre")) {
+ /* Delete tunnel port */
+ try {
+ OvsDBMap<String, String> options = intf.getOptions();
+ InetAddress src = InetAddress.getByName(options.get("local_ip"));
+ InetAddress dst = InetAddress.getByName(options.get("remote_ip"));
+ String key = options.get("key");
+ status = deleteTunnelPort(srcNode, intf.getType(), src, dst, key);
+ } catch (Exception e) {
+ logger.error(e.getMessage(), e);
+ }
+ } else {
+ /* delete all other interfaces */
+ IConnectionServiceInternal connectionService = (IConnectionServiceInternal)ServiceHelper.getGlobalInstance(IConnectionServiceInternal.class, this);
+ List<Node> nodes = connectionService.getNodes();
+ nodes.remove(srcNode);
+ for (Node dstNode : nodes) {
+ InetAddress src = AdminConfigManager.getManager().getTunnelEndPoint(srcNode);
+ InetAddress dst = AdminConfigManager.getManager().getTunnelEndPoint(dstNode);
+ this.removeTunnelRules(network.getProviderNetworkType(), network.getProviderSegmentationID(), dst, srcNode, intf, true);
+ if (isLastInstanceOnNode) {
+ status = deleteTunnelPort(srcNode, network.getProviderNetworkType(), src, dst, network.getProviderSegmentationID());
+ }
+ this.removeTunnelRules(network.getProviderNetworkType(), network.getProviderSegmentationID(), src, dstNode, intf, false);
+ if (status.isSuccess() && isLastInstanceOnNode) {
+ deleteTunnelPort(dstNode, network.getProviderNetworkType(), dst, src, network.getProviderSegmentationID());
+ }
+ }
+ }
+
+ return status;
}
private String getTunnelName(String tunnelType, String key, InetAddress dst) {
return false;
}
+ private String getTunnelPortUuid(Node node, String tunnelName, String bridgeUUID) throws Exception {
+ OVSDBConfigService ovsdbTable = (OVSDBConfigService)ServiceHelper.getGlobalInstance(OVSDBConfigService.class, this);
+ Bridge bridge = (Bridge)ovsdbTable.getRow(node, Bridge.NAME.getName(), bridgeUUID);
+ if (bridge != null) {
+ Set<UUID> ports = bridge.getPorts();
+ for (UUID portUUID : ports) {
+ Port port = (Port)ovsdbTable.getRow(node, Port.NAME.getName(), portUUID.toString());
+ if (port != null && port.getName().equalsIgnoreCase(tunnelName)) return portUUID.toString();
+ }
+ }
+ return null;
+ }
+
private Status addTunnelPort (Node node, String tunnelType, InetAddress src, InetAddress dst, String key) {
try {
String bridgeUUID = null;
- String tunnelBridgeName = AdminConfigManager.getManager().getTunnelBridgeName();
+ String tunnelBridgeName = AdminConfigManager.getManager().getNetworkBridgeName();
OVSDBConfigService ovsdbTable = (OVSDBConfigService)ServiceHelper.getGlobalInstance(OVSDBConfigService.class, this);
Map<String, Table<?>> bridgeTable = ovsdbTable.getRows(node, Bridge.NAME.getName());
if (bridgeTable != null) {
}
}
+ private Status deleteTunnelPort (Node node, String tunnelType, InetAddress src, InetAddress dst, String key) {
+ try {
+ String bridgeUUID = null;
+ String tunnelBridgeName = AdminConfigManager.getManager().getNetworkBridgeName();
+ OVSDBConfigService ovsdbTable = (OVSDBConfigService)ServiceHelper.getGlobalInstance(OVSDBConfigService.class, this);
+ Map<String, Table<?>> bridgeTable = ovsdbTable.getRows(node, Bridge.NAME.getName());
+ if (bridgeTable != null) {
+ for (String uuid : bridgeTable.keySet()) {
+ Bridge bridge = (Bridge)bridgeTable.get(uuid);
+ if (bridge.getName().equals(tunnelBridgeName)) {
+ bridgeUUID = uuid;
+ break;
+ }
+ }
+ }
+ if (bridgeUUID == null) {
+ logger.debug("Could not find Bridge {} in {}", tunnelBridgeName, node);
+ return new Status(StatusCode.SUCCESS);
+ }
+ String portName = getTunnelName(tunnelType, key, dst);
+ String tunnelPortUUID = this.getTunnelPortUuid(node, portName, bridgeUUID);
+ Status status = ovsdbTable.deleteRow(node, Port.NAME.getName(), tunnelPortUUID);
+ if (!status.isSuccess()) {
+ logger.error("Failed to delete Tunnel port {} in {} status : {}", portName, bridgeUUID, status);
+ return status;
+ }
+
+ logger.debug("Tunnel {} delete status : {}", portName, status);
+ return status;
+ } catch (Exception e) {
+ logger.error("Exception in deleteTunnelPort", e);
+ return new Status(StatusCode.INTERNALERROR);
+ }
+ }
+
@Override
- public Status createTunnels(String tunnelType, String tunnelKey) {
+ public Status handleInterfaceUpdate(String tunnelType, String tunnelKey) {
IConnectionServiceInternal connectionService = (IConnectionServiceInternal)ServiceHelper.getGlobalInstance(IConnectionServiceInternal.class, this);
List<Node> nodes = connectionService.getNodes();
for (Node srcNode : nodes) {
- this.createTunnels(tunnelType, tunnelKey, srcNode, null);
+ this.handleInterfaceUpdate(null, srcNode, null);
}
return new Status(StatusCode.SUCCESS);
}
- private class NodeVlan {
- Node node;
- int vlan;
- public NodeVlan(Node node, int vlan) {
- super();
- this.node = node;
- this.vlan = vlan;
- }
- public Node getNode() {
- return node;
- }
- public int getVlan() {
- return vlan;
- }
- @Override
- public String toString() {
- return "NodeVlan [node=" + node + ", vlan=" + vlan + "]";
+ @Override
+ public void initializeFlowRules(Node node) {
+ this.initializeFlowRules(node, AdminConfigManager.getManager().getIntegrationBridgeName());
+ this.initializeFlowRules(node, AdminConfigManager.getManager().getExternalBridgeName());
+ }
+
+ private void initializeFlowRules(Node node, String bridgeName) {
+ String brIntId = this.getInternalBridgeUUID(node, bridgeName);
+ if (brIntId == null) {
+ if (bridgeName == AdminConfigManager.getManager().getExternalBridgeName()){
+ logger.debug("Failed to initialize Flow Rules for bridge {} on node {}. Is the Neutron L3 agent running on this node?");
+ }
+ else {
+ logger.debug("Failed to initialize Flow Rules for bridge {} on node {}", bridgeName, node);
+ }
+ return;
}
- @Override
- public int hashCode() {
- final int prime = 31;
- int result = 1;
- result = prime * result + ((node == null) ? 0 : node.hashCode());
- result = prime * result + vlan;
- return result;
+
+ try {
+ OVSDBConfigService ovsdbTable = (OVSDBConfigService)ServiceHelper.getGlobalInstance(OVSDBConfigService.class, this);
+ Bridge bridge = (Bridge) ovsdbTable.getRow(node, Bridge.NAME.getName(), brIntId);
+ Set<String> dpids = bridge.getDatapath_id();
+ if (dpids == null || dpids.size() == 0) return;
+ Long dpidLong = Long.valueOf(HexEncode.stringToLong((String)dpids.toArray()[0]));
+ Node ofNode = new Node(Node.NodeIDType.OPENFLOW, dpidLong);
+ ISwitchManager switchManager = (ISwitchManager) ServiceHelper.getInstance(ISwitchManager.class, "default", this);
+ List<Switch> nodes = switchManager.getNetworkDevices();
+ if (nodes == null) {
+ logger.debug("No OF nodes learned yet in {}", node);
+ return;
+ }
+ for (Switch device : nodes) {
+ if (device.getNode().equals(ofNode)) {
+ logger.debug("Initialize OF Flows on {}", ofNode);
+ initializeNormalFlowRules(ofNode);
+ return;
+ }
+ }
+ logger.debug("Could not identify OF node {} for bridge {} in {}", ofNode.toString(), bridgeName, node.toString());
+ } catch (Exception e) {
+ logger.error("Failed to initialize Flow Rules for "+node.toString(), e);
}
- @Override
- public boolean equals(Object obj) {
- if (this == obj)
- return true;
- if (obj == null)
- return false;
- if (getClass() != obj.getClass())
- return false;
- NodeVlan other = (NodeVlan) obj;
- if (node == null) {
- if (other.node != null)
- return false;
- } else if (!node.equals(other.node))
- return false;
- if (vlan != other.vlan)
- return false;
- return true;
+ }
+
+ @Override
+ public void initializeOFFlowRules(Node openflowNode) {
+ this.initializeNormalFlowRules(openflowNode);
+ this.initializeLLDPFlowRules(openflowNode);
+ }
+
+ private void initializeNormalFlowRules(Node ofNode) {
+ String flowName = ActionType.HW_PATH.toString();
+ FlowConfig flow = new FlowConfig();
+ flow.setName("NORMAL");
+ flow.setNode(ofNode);
+ flow.setPriority(NORMAL_PRIORITY+"");
+ flow.setInstallInHw(true);
+ List<String> normalAction = new ArrayList<String>();
+ normalAction.add(flowName);
+ flow.setActions(normalAction);
+ Status status = this.addStaticFlow(ofNode, flow);
+ logger.debug("Flow Programming Add Status {} for Flow {} on {}", status, flow, ofNode);
+ }
+
+ private void initializeLLDPFlowRules(Node ofNode) {
+ String flowName = "PuntLLDP";
+ List<String> puntAction = new ArrayList<String>();
+ puntAction.add(ActionType.CONTROLLER.toString());
+
+ FlowConfig allowLLDP = new FlowConfig();
+ allowLLDP.setName(flowName);
+ allowLLDP.setPriority(LLDP_PRIORITY+"");
+ allowLLDP.setNode(ofNode);
+ allowLLDP.setInstallInHw(true);
+ allowLLDP.setEtherType("0x" + Integer.toHexString(EtherTypes.LLDP.intValue()).toUpperCase());
+ allowLLDP.setActions(puntAction);
+ Status status = this.addStaticFlow(ofNode, allowLLDP);
+ logger.debug("LLDP Flow Add Status {} for Flow {} on {}", status, allowLLDP, ofNode);
+ }
+
+ private Status addStaticFlow (Node ofNode, FlowConfig flowConfig) {
+ IForwardingRulesManager frm = (IForwardingRulesManager) ServiceHelper.getInstance(
+ IForwardingRulesManager.class, "default", this);
+ String flowName = flowConfig.getName();
+ if (frm.getStaticFlow(flowName, ofNode) != null) {
+ logger.debug("Flow already exists {} on {}. Skipping installation.", flowName, ofNode);
+ return new Status(StatusCode.CONFLICT, "Flow with name "+flowName+" exists in node "+ofNode.toString());
}
+ return frm.addStaticFlow(flowConfig);
}
-}
+
+ private Status deleteStaticFlow (Node ofNode, String flowName) {
+ IForwardingRulesManager frm = (IForwardingRulesManager) ServiceHelper.getInstance(
+ IForwardingRulesManager.class, "default", this);
+ if (frm.getStaticFlow(flowName, ofNode) == null) {
+ logger.debug("Flow does not exist {} on {}. Skipping deletion.", flowName, ofNode);
+ return new Status(StatusCode.SUCCESS);
+ }
+ return frm.removeStaticFlow(flowName,ofNode);
+ }}