| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // 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. |
| |
| package com.globo.globodns.cloudstack.element; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import javax.inject.Inject; |
| import javax.naming.ConfigurationException; |
| |
| import org.apache.cloudstack.framework.config.ConfigKey; |
| import org.apache.cloudstack.framework.config.Configurable; |
| import org.springframework.stereotype.Component; |
| |
| import com.cloud.agent.AgentManager; |
| import com.cloud.agent.api.Answer; |
| import com.cloud.agent.api.Command; |
| import com.cloud.agent.api.StartupCommand; |
| import com.cloud.dc.DataCenter; |
| import com.cloud.dc.dao.DataCenterDao; |
| import com.cloud.deploy.DeployDestination; |
| import com.cloud.exception.ConcurrentOperationException; |
| import com.cloud.exception.InsufficientCapacityException; |
| import com.cloud.exception.InvalidParameterValueException; |
| import com.cloud.exception.ResourceUnavailableException; |
| import com.cloud.host.Host; |
| import com.cloud.host.Host.Type; |
| import com.cloud.host.HostVO; |
| import com.cloud.host.dao.HostDao; |
| import com.cloud.network.Network; |
| import com.cloud.network.Network.Capability; |
| import com.cloud.network.Network.Provider; |
| import com.cloud.network.Network.Service; |
| import com.cloud.network.PhysicalNetwork; |
| import com.cloud.network.PhysicalNetworkServiceProvider; |
| import com.cloud.network.dao.PhysicalNetworkDao; |
| import com.cloud.network.element.NetworkElement; |
| import com.cloud.offering.NetworkOffering; |
| import com.cloud.resource.ResourceManager; |
| import com.cloud.resource.ResourceStateAdapter; |
| import com.cloud.resource.ServerResource; |
| import com.cloud.resource.UnableDeleteHostException; |
| import com.cloud.utils.component.AdapterBase; |
| import com.cloud.utils.db.DB; |
| import com.cloud.utils.db.Transaction; |
| import com.cloud.utils.db.TransactionCallbackWithException; |
| import com.cloud.utils.db.TransactionStatus; |
| import com.cloud.utils.exception.CloudRuntimeException; |
| import com.cloud.vm.NicProfile; |
| import com.cloud.vm.ReservationContext; |
| import com.cloud.vm.VirtualMachine; |
| import com.cloud.vm.VirtualMachineProfile; |
| import com.globo.globodns.cloudstack.api.AddGloboDnsHostCmd; |
| import com.globo.globodns.cloudstack.commands.CreateOrUpdateDomainCommand; |
| import com.globo.globodns.cloudstack.commands.CreateOrUpdateRecordAndReverseCommand; |
| import com.globo.globodns.cloudstack.commands.RemoveDomainCommand; |
| import com.globo.globodns.cloudstack.commands.RemoveRecordCommand; |
| import com.globo.globodns.cloudstack.commands.SignInCommand; |
| import com.globo.globodns.cloudstack.resource.GloboDnsResource; |
| |
| @Component |
| public class GloboDnsElement extends AdapterBase implements ResourceStateAdapter, NetworkElement, GloboDnsElementService, Configurable { |
| |
| |
| private static final Map<Service, Map<Capability, String>> capabilities = setCapabilities(); |
| |
| private static final ConfigKey<Long> GloboDNSTemplateId = new ConfigKey<Long>("Advanced", Long.class, "globodns.domain.templateid", "1", |
| "Template id to be used when creating domains in GloboDNS", true, ConfigKey.Scope.Global); |
| private static final ConfigKey<Boolean> GloboDNSOverride = new ConfigKey<Boolean>("Advanced", Boolean.class, "globodns.override.entries", "true", |
| "Allow GloboDns to override entries that already exist", true, ConfigKey.Scope.Global); |
| |
| // DAOs |
| @Inject |
| DataCenterDao _dcDao; |
| @Inject |
| HostDao _hostDao; |
| @Inject |
| PhysicalNetworkDao _physicalNetworkDao; |
| |
| // Managers |
| @Inject |
| AgentManager _agentMgr; |
| @Inject |
| ResourceManager _resourceMgr; |
| |
| protected boolean isTypeSupported(VirtualMachine.Type type) { |
| return type == VirtualMachine.Type.User || type == VirtualMachine.Type.ConsoleProxy || type == VirtualMachine.Type.DomainRouter; |
| } |
| |
| @Override |
| @DB |
| public boolean implement(final Network network, NetworkOffering offering, DeployDestination dest, ReservationContext context) throws ConcurrentOperationException, |
| ResourceUnavailableException, InsufficientCapacityException { |
| |
| Long zoneId = network.getDataCenterId(); |
| DataCenter zone = _dcDao.findById(zoneId); |
| if (zone == null) { |
| throw new CloudRuntimeException("Could not find zone associated to this network"); |
| } |
| CreateOrUpdateDomainCommand cmd = new CreateOrUpdateDomainCommand(network.getNetworkDomain(), GloboDNSTemplateId.value()); |
| callCommand(cmd, zoneId); |
| return true; |
| } |
| |
| protected String hostNameOfVirtualMachine(VirtualMachineProfile vm) { |
| return vm.getHostName().toLowerCase(); |
| } |
| |
| @Override |
| @DB |
| public boolean prepare(final Network network, final NicProfile nic, final VirtualMachineProfile vm, DeployDestination dest, ReservationContext context) |
| throws ConcurrentOperationException, ResourceUnavailableException, InsufficientCapacityException { |
| |
| if (!isTypeSupported(vm.getType())) { |
| logger.info("GloboDNS only manages records for VMs of type User, ConsoleProxy and DomainRouter. VM " + vm + " is " + vm.getType()); |
| return false; |
| } |
| |
| Long zoneId = network.getDataCenterId(); |
| final DataCenter zone = _dcDao.findById(zoneId); |
| if (zone == null) { |
| throw new CloudRuntimeException("Could not find zone associated to this network"); |
| } |
| |
| /* Create new A record in GloboDNS */ |
| // We allow only lower case names in DNS, so force lower case names for VMs |
| String vmName = vm.getHostName(); |
| String vmHostname = hostNameOfVirtualMachine(vm); |
| if (!vmName.equals(vmHostname) && vm.getType() == VirtualMachine.Type.User) { |
| throw new InvalidParameterValueException("VM name should contain only lower case letters and digits: " + vmName + " - " + vm); |
| } |
| |
| CreateOrUpdateRecordAndReverseCommand cmd = new CreateOrUpdateRecordAndReverseCommand(vmHostname, nic.getIPv4Address(), network.getNetworkDomain(), |
| GloboDNSTemplateId.value(), GloboDNSOverride.value()); |
| callCommand(cmd, zoneId); |
| return true; |
| } |
| |
| @Override |
| @DB |
| public boolean release(final Network network, NicProfile nic, final VirtualMachineProfile vm, ReservationContext context) throws ConcurrentOperationException, |
| ResourceUnavailableException { |
| |
| if (!isTypeSupported(vm.getType())) { |
| logger.info("GloboDNS only manages records for VMs of type User, ConsoleProxy and DomainRouter. VM " + vm + " is " + vm.getType()); |
| return false; |
| } |
| |
| Long zoneId = network.getDataCenterId(); |
| final DataCenter zone = _dcDao.findById(zoneId); |
| if (zone == null) { |
| throw new CloudRuntimeException("Could not find zone associated to this network"); |
| } |
| |
| RemoveRecordCommand cmd = new RemoveRecordCommand(hostNameOfVirtualMachine(vm), nic.getIPv4Address(), network.getNetworkDomain(), GloboDNSOverride.value()); |
| callCommand(cmd, zoneId); |
| return true; |
| } |
| |
| @Override |
| public boolean shutdown(Network network, ReservationContext context, boolean cleanup) throws ConcurrentOperationException, ResourceUnavailableException { |
| return true; |
| } |
| |
| @Override |
| @DB |
| public boolean destroy(final Network network, ReservationContext context) throws ConcurrentOperationException, ResourceUnavailableException { |
| Long zoneId = network.getDataCenterId(); |
| final DataCenter zone = _dcDao.findById(zoneId); |
| if (zone == null) { |
| throw new CloudRuntimeException("Could not find zone associated to this network"); |
| } |
| |
| RemoveDomainCommand cmd = new RemoveDomainCommand(network.getNetworkDomain(), GloboDNSOverride.value()); |
| callCommand(cmd, zoneId); |
| return true; |
| } |
| |
| ///////// Provider control methods //////////// |
| private Answer callCommand(Command cmd, Long zoneId) { |
| |
| HostVO globoDnsHost = getGloboDnsHost(zoneId); |
| if (globoDnsHost == null) { |
| throw new CloudRuntimeException("Could not find the GloboDNS resource"); |
| } |
| |
| Answer answer = _agentMgr.easySend(globoDnsHost.getId(), cmd); |
| if (answer == null || !answer.getResult()) { |
| String msg = "Error executing command " + cmd; |
| msg = answer == null ? msg : answer.getDetails(); |
| throw new CloudRuntimeException(msg); |
| } |
| |
| return answer; |
| } |
| |
| @Override |
| public Map<Service, Map<Capability, String>> getCapabilities() { |
| return capabilities; |
| } |
| |
| private static Map<Service, Map<Capability, String>> setCapabilities() { |
| Map<Service, Map<Capability, String>> caps = new HashMap<Service, Map<Capability, String>>(); |
| Map<Capability, String> dnsCapabilities = new HashMap<Capability, String>(); |
| // FIXME |
| dnsCapabilities.put(Capability.AllowDnsSuffixModification, "true"); |
| caps.put(Service.Dns, dnsCapabilities); |
| return caps; |
| } |
| |
| @Override |
| public Provider getProvider() { |
| return Provider.GloboDns; |
| } |
| |
| @Override |
| public boolean isReady(PhysicalNetworkServiceProvider provider) { |
| return true; |
| } |
| |
| @Override |
| public boolean shutdownProviderInstances(PhysicalNetworkServiceProvider provider, ReservationContext context) throws ConcurrentOperationException, ResourceUnavailableException { |
| PhysicalNetwork pNtwk = _physicalNetworkDao.findById(provider.getPhysicalNetworkId()); |
| Host host = getGloboDnsHost(pNtwk.getDataCenterId()); |
| if (host != null) { |
| _resourceMgr.deleteHost(host.getId(), true, false); |
| } |
| return true; |
| } |
| |
| @Override |
| public boolean canEnableIndividualServices() { |
| return true; |
| } |
| |
| @Override |
| public boolean verifyServicesCombination(Set<Service> services) { |
| return true; |
| } |
| |
| ////// Configurable methods ///////////// |
| @Override |
| public String getConfigComponentName() { |
| return GloboDnsElement.class.getSimpleName(); |
| } |
| |
| @Override |
| public ConfigKey<?>[] getConfigKeys() { |
| return new ConfigKey<?>[] {GloboDNSTemplateId, GloboDNSOverride}; |
| } |
| |
| ////////// Resource/Host methods //////////// |
| @Override |
| public List<Class<?>> getCommands() { |
| List<Class<?>> cmdList = new ArrayList<Class<?>>(); |
| cmdList.add(AddGloboDnsHostCmd.class); |
| return cmdList; |
| } |
| |
| @Override |
| public HostVO createHostVOForConnectedAgent(HostVO host, StartupCommand[] cmd) { |
| return null; |
| } |
| |
| @Override |
| public HostVO createHostVOForDirectConnectAgent(HostVO host, StartupCommand[] startup, ServerResource resource, Map<String, String> details, List<String> hostTags) { |
| if (!(startup[0] instanceof StartupCommand && resource instanceof GloboDnsResource)) { |
| return null; |
| } |
| host.setType(Host.Type.L2Networking); |
| return host; |
| } |
| |
| @Override |
| public DeleteHostAnswer deleteHost(HostVO host, boolean isForced, boolean isForceDeleteStorage) throws UnableDeleteHostException { |
| if (!(host.getType() == Host.Type.L2Networking)) { |
| return null; |
| } |
| return new DeleteHostAnswer(true); |
| } |
| |
| @Override |
| public boolean configure(String name, Map<String, Object> params) throws ConfigurationException { |
| super.configure(name, params); |
| _resourceMgr.registerResourceStateAdapter(name, this); |
| return true; |
| } |
| |
| private HostVO getGloboDnsHost(Long zoneId) { |
| return _hostDao.findByTypeNameAndZoneId(zoneId, Provider.GloboDns.getName(), Type.L2Networking); |
| } |
| |
| @Override |
| @DB |
| public Host addGloboDnsHost(Long physicalNetworkId, final String username, final String password, String url) { |
| |
| if (username == null || username.trim().isEmpty()) { |
| throw new InvalidParameterValueException("Invalid username: " + username); |
| } |
| |
| if (password == null || password.trim().isEmpty()) { |
| throw new InvalidParameterValueException("Invalid password: " + password); |
| } |
| |
| if (url == null || url.trim().isEmpty()) { |
| throw new InvalidParameterValueException("Invalid url: " + url); |
| } |
| |
| // validate physical network and zone |
| // Check if physical network exists |
| PhysicalNetwork pNtwk = null; |
| if (physicalNetworkId != null) { |
| pNtwk = _physicalNetworkDao.findById(physicalNetworkId); |
| if (pNtwk == null) { |
| throw new InvalidParameterValueException("Unable to find a physical network having the specified physical network id"); |
| } |
| } else { |
| throw new InvalidParameterValueException("Invalid physicalNetworkId: " + physicalNetworkId); |
| } |
| |
| final Long zoneId = pNtwk.getDataCenterId(); |
| |
| final Map<String, String> params = new HashMap<String, String>(); |
| params.put("guid", "globodns-" + String.valueOf(zoneId)); |
| params.put("zoneId", String.valueOf(zoneId)); |
| params.put("name", Provider.GloboDns.getName()); |
| |
| params.put("url", url); |
| params.put("username", username); |
| params.put("password", password); |
| |
| final Map<String, Object> hostDetails = new HashMap<String, Object>(); |
| hostDetails.putAll(params); |
| |
| Host host = Transaction.execute(new TransactionCallbackWithException<Host, CloudRuntimeException>() { |
| |
| @Override |
| public Host doInTransaction(TransactionStatus status) throws CloudRuntimeException { |
| try { |
| GloboDnsResource resource = new GloboDnsResource(); |
| resource.configure(Provider.GloboDns.getName(), hostDetails); |
| |
| Host host = _resourceMgr.addHost(zoneId, resource, resource.getType(), params); |
| |
| if (host == null) { |
| throw new CloudRuntimeException("Failed to add GloboDNS host"); |
| } |
| |
| // Validate username and password by logging in |
| SignInCommand cmd = new SignInCommand(username, password); |
| Answer answer = callCommand(cmd, zoneId); |
| if (answer == null || !answer.getResult()) { |
| // Could not sign in on GloboDNS |
| throw new ConfigurationException("Could not sign in on GloboDNS. Please verify URL, username and password."); |
| } |
| |
| return host; |
| } catch (ConfigurationException e) { |
| throw new CloudRuntimeException(e); |
| } |
| } |
| }); |
| |
| return host; |
| } |
| } |