@Override
protected void allocateVnet(
Network network,
NetworkVO implemented,
long dcId,
long physicalNetworkId,
String reservationId)
throws InsufficientVirtualNetworkCapcityException {
if (network.getBroadcastUri() == null) {
String vnet =
_dcDao.allocateVnet(
dcId,
physicalNetworkId,
network.getAccountId(),
reservationId,
UseSystemGuestVlans.valueIn(network.getAccountId()));
if (vnet == null) {
throw new InsufficientVirtualNetworkCapcityException(
"Unable to allocate vnet as a part of network " + network + " implement ",
DataCenter.class,
dcId);
}
implemented.setBroadcastUri(BroadcastDomainType.Vswitch.toUri(vnet));
ActionEventUtils.onCompletedActionEvent(
CallContext.current().getCallingUserId(),
network.getAccountId(),
EventVO.LEVEL_INFO,
EventTypes.EVENT_ZONE_VLAN_ASSIGN,
"Assigned Zone Vlan: " + vnet + " Network Id: " + network.getId(),
0);
} else {
implemented.setBroadcastUri(network.getBroadcastUri());
}
}
@Override
public Network implement(
final Network network,
final NetworkOffering offering,
final DeployDestination dest,
final ReservationContext context)
throws InsufficientVirtualNetworkCapacityException {
assert network.getState() == State.Implementing : "Why are we implementing " + network;
final long dcId = dest.getDataCenter().getId();
Long physicalNetworkId = network.getPhysicalNetworkId();
// physical network id can be null in Guest Network in Basic zone, so locate the physical
// network
if (physicalNetworkId == null) {
physicalNetworkId =
networkModel.findPhysicalNetworkId(dcId, offering.getTags(), offering.getTrafficType());
}
final NetworkVO implemented =
new NetworkVO(
network.getTrafficType(),
network.getMode(),
network.getBroadcastDomainType(),
network.getNetworkOfferingId(),
State.Allocated,
network.getDataCenterId(),
physicalNetworkId,
offering.getRedundantRouter());
if (network.getGateway() != null) {
implemented.setGateway(network.getGateway());
}
if (network.getCidr() != null) {
implemented.setCidr(network.getCidr());
}
// Name is either the given name or the uuid
String name = network.getName();
if (name == null || name.isEmpty()) {
name = ((NetworkVO) network).getUuid();
}
if (name.length() > MAX_NAME_LENGTH) {
name = name.substring(0, MAX_NAME_LENGTH - 1);
}
final List<NiciraNvpDeviceVO> devices = niciraNvpDao.listByPhysicalNetwork(physicalNetworkId);
if (devices.isEmpty()) {
s_logger.error("No NiciraNvp Controller on physical network " + physicalNetworkId);
return null;
}
final NiciraNvpDeviceVO niciraNvpDevice = devices.get(0);
final HostVO niciraNvpHost = hostDao.findById(niciraNvpDevice.getHostId());
hostDao.loadDetails(niciraNvpHost);
final String transportzoneuuid = niciraNvpHost.getDetail("transportzoneuuid");
final String transportzoneisotype = niciraNvpHost.getDetail("transportzoneisotype");
final CreateLogicalSwitchCommand cmd =
new CreateLogicalSwitchCommand(
transportzoneuuid,
transportzoneisotype,
name,
context.getDomain().getName() + "-" + context.getAccount().getAccountName());
final CreateLogicalSwitchAnswer answer =
(CreateLogicalSwitchAnswer) agentMgr.easySend(niciraNvpHost.getId(), cmd);
if (answer == null || !answer.getResult()) {
s_logger.error("CreateLogicalSwitchCommand failed");
return null;
}
try {
implemented.setBroadcastUri(new URI("lswitch", answer.getLogicalSwitchUuid(), null));
implemented.setBroadcastDomainType(BroadcastDomainType.Lswitch);
s_logger.info(
"Implemented OK, network linked to = " + implemented.getBroadcastUri().toString());
} catch (final URISyntaxException e) {
s_logger.error(
"Unable to store logical switch id in broadcast uri, uuid = " + implemented.getUuid(), e);
return null;
}
return implemented;
}
@Override
public Network implement(
Network config, NetworkOffering offering, DeployDestination dest, ReservationContext context)
throws InsufficientVirtualNetworkCapcityException {
assert (config.getState() == State.Implementing) : "Why are we implementing " + config;
if (Boolean.parseBoolean(_configDao.getValue(Config.OvsTunnelNetwork.key()))) {
return null;
}
if (!_networkModel.networkIsConfiguredForExternalNetworking(
config.getDataCenterId(), config.getId())) {
return super.implement(config, offering, dest, context);
}
DataCenter zone = dest.getDataCenter();
NetworkVO implemented =
new NetworkVO(
config.getTrafficType(),
config.getMode(),
config.getBroadcastDomainType(),
config.getNetworkOfferingId(),
State.Allocated,
config.getDataCenterId(),
config.getPhysicalNetworkId());
// Get a vlan tag
int vlanTag;
if (config.getBroadcastUri() == null) {
String vnet =
_dcDao.allocateVnet(
zone.getId(),
config.getPhysicalNetworkId(),
config.getAccountId(),
context.getReservationId());
try {
vlanTag = Integer.parseInt(vnet);
} catch (NumberFormatException e) {
throw new CloudRuntimeException(
"Obtained an invalid guest vlan tag. Exception: " + e.getMessage());
}
implemented.setBroadcastUri(BroadcastDomainType.Vlan.toUri(vlanTag));
ActionEventUtils.onCompletedActionEvent(
UserContext.current().getCallerUserId(),
config.getAccountId(),
EventVO.LEVEL_INFO,
EventTypes.EVENT_ZONE_VLAN_ASSIGN,
"Assigned Zone Vlan: " + vnet + " Network Id: " + config.getId(),
0);
} else {
vlanTag = Integer.parseInt(config.getBroadcastUri().getHost());
implemented.setBroadcastUri(config.getBroadcastUri());
}
// Determine the new gateway and CIDR
String[] oldCidr = config.getCidr().split("/");
String oldCidrAddress = oldCidr[0];
int cidrSize = Integer.parseInt(oldCidr[1]);
long newCidrAddress = (NetUtils.ip2Long(oldCidrAddress));
// if the implementing network is for vpc, no need to generate newcidr, use the cidr that came
// from super cidr
if (config.getVpcId() != null) {
implemented.setGateway(config.getGateway());
implemented.setCidr(config.getCidr());
implemented.setState(State.Implemented);
} else {
// Determine the offset from the lowest vlan tag
int offset = getVlanOffset(config.getPhysicalNetworkId(), vlanTag);
cidrSize = getGloballyConfiguredCidrSize();
// If the offset has more bits than there is room for, return null
long bitsInOffset = 32 - Integer.numberOfLeadingZeros(offset);
if (bitsInOffset > (cidrSize - 8)) {
throw new CloudRuntimeException(
"The offset "
+ offset
+ " needs "
+ bitsInOffset
+ " bits, but only have "
+ (cidrSize - 8)
+ " bits to work with.");
}
newCidrAddress =
(NetUtils.ip2Long(oldCidrAddress) & 0xff000000) | (offset << (32 - cidrSize));
implemented.setGateway(NetUtils.long2Ip(newCidrAddress + 1));
implemented.setCidr(NetUtils.long2Ip(newCidrAddress) + "/" + cidrSize);
implemented.setState(State.Implemented);
}
// Mask the Ipv4 address of all nics that use this network with the new guest VLAN offset
List<NicVO> nicsInNetwork = _nicDao.listByNetworkId(config.getId());
for (NicVO nic : nicsInNetwork) {
if (nic.getIp4Address() != null) {
long ipMask = getIpMask(nic.getIp4Address(), cidrSize);
nic.setIp4Address(NetUtils.long2Ip(newCidrAddress | ipMask));
_nicDao.persist(nic);
}
}
// Mask the destination address of all port forwarding rules in this network with the new guest
// VLAN offset
List<PortForwardingRuleVO> pfRulesInNetwork = _pfRulesDao.listByNetwork(config.getId());
for (PortForwardingRuleVO pfRule : pfRulesInNetwork) {
if (pfRule.getDestinationIpAddress() != null) {
long ipMask = getIpMask(pfRule.getDestinationIpAddress().addr(), cidrSize);
String maskedDestinationIpAddress = NetUtils.long2Ip(newCidrAddress | ipMask);
pfRule.setDestinationIpAddress(new Ip(maskedDestinationIpAddress));
_pfRulesDao.update(pfRule.getId(), pfRule);
}
}
return implemented;
}