Examples of com.cloud.agent.manager.Commands

com.cloud.agent.manager.Commands

        return sendToPool(pool, null, null, cmds).second();
    }


    @Override
    public Answer sendToPool(StoragePool pool, long[] hostIdsToTryFirst, Command cmd) throws StorageUnavailableException {
        Answer[] answers = sendToPool(pool, hostIdsToTryFirst, null, new Commands(cmd)).second();
        if (answers == null) {
            return null;
        }
        return answers[0];
    }

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        return answers[0];
    }


    @Override
    public Answer sendToPool(StoragePool pool, Command cmd) throws StorageUnavailableException {
        Answer[] answers = sendToPool(pool, new Commands(cmd));
        if (answers == null) {
            return null;
        }
        return answers[0];
    }

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        throw new StorageUnavailableException("Unable to send command to the pool ", pool.getId());
    }


    @Override
    public Pair<Long, Answer> sendToPool(StoragePool pool, long[] hostIdsToTryFirst, List<Long> hostIdsToAvoid, Command cmd) throws StorageUnavailableException {
        Commands cmds = new Commands(cmd);
        Pair<Long, Answer[]> result = sendToPool(pool, hostIdsToTryFirst, hostIdsToAvoid, cmds);
        return new Pair<Long, Answer>(result.first(), result.second()[0]);
    }

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        return applyRules(network, routers, "save password entry", false, null, false, new RuleApplier() {
            @Override
            public boolean execute(Network network, VirtualRouter router) throws ResourceUnavailableException {
                // for basic zone, send vm data/password information only to the router in the same pod
                Commands cmds = new Commands(OnError.Stop);
                NicVO nicVo = _nicDao.findById(nic.getId());
                createPasswordCommand(router, updatedProfile, nicVo, cmds);
                return sendCommandsToRouter(router, cmds);
            }
        });

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                s_logger.warn("Failed to start remote access VPN: router not in right state " + router.getState());
                throw new ResourceUnavailableException("Failed to start remote access VPN: router not in right state " 
                + router.getState(), DataCenter.class, network.getDataCenterId());
            }


            Commands cmds = new Commands(OnError.Stop);
            createApplyVpnCommands(vpn, router, cmds);


            try {
                _agentMgr.send(router.getHostId(), cmds);
            } catch (OperationTimedoutException e) {
                s_logger.debug("Failed to start remote access VPN: ", e);
                throw new AgentUnavailableException("Unable to send commands to virtual router ", router.getHostId(), e);
            }
            Answer answer = cmds.getAnswer("users");
            if (!answer.getResult()) {
                s_logger.error("Unable to start vpn: unable add users to vpn in zone " + router.getDataCenterIdToDeployIn() 
                        + " for account " + vpn.getAccountId() + " on domR: " + router.getInstanceName()
                        + " due to " + answer.getDetails());
                throw new ResourceUnavailableException("Unable to start vpn: Unable to add users to vpn in zone " + 
                        router.getDataCenterIdToDeployIn() + " for account " + vpn.getAccountId() + " on domR: "
                        + router.getInstanceName() + " due to " + answer.getDetails(), DataCenter.class, router.getDataCenterIdToDeployIn());
            }
            answer = cmds.getAnswer("startVpn");
            if (!answer.getResult()) {
                s_logger.error("Unable to start vpn in zone " + router.getDataCenterIdToDeployIn() + " for account " + 
            vpn.getAccountId() + " on domR: " + router.getInstanceName() + " due to "
                        + answer.getDetails());
                throw new ResourceUnavailableException("Unable to start vpn in zone " + router.getDataCenterIdToDeployIn()

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        }


        boolean result = true;
        for (VirtualRouter router : routers) {
            if (router.getState() == State.Running) {
                Commands cmds = new Commands(OnError.Continue);
                IpAddress ip = _networkMgr.getIp(vpn.getServerAddressId());


                RemoteAccessVpnCfgCommand removeVpnCmd = new RemoteAccessVpnCfgCommand(false, ip.getAddress().addr(), 
                        vpn.getLocalIp(), vpn.getIpRange(), vpn.getIpsecPresharedKey());
                removeVpnCmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, getRouterControlIp(router.getId()));
                removeVpnCmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, getRouterIpInNetwork(network.getId(), router.getId()));
                removeVpnCmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());


                DataCenterVO dcVo = _dcDao.findById(router.getDataCenterIdToDeployIn());
                removeVpnCmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());


                cmds.addCommand(removeVpnCmd);


                result = result && sendCommandsToRouter(router, cmds);
            } else if (router.getState() == State.Stopped) {
                s_logger.debug("Router " + router + " is in Stopped state, not sending deleteRemoteAccessVpn command to it");
                continue;

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        return applyRules(network, routers, "dhcp entry", podLevelException, podId, true, new RuleApplier() {
            @Override
            public boolean execute(Network network, VirtualRouter router) throws ResourceUnavailableException {
                //for basic zone, send dhcp/dns information to all routers in the basic network only when _dnsBasicZoneUpdates is set to "all" value
                Commands cmds = new Commands(OnError.Stop);
                if (!(isZoneBasic && router.getPodIdToDeployIn().longValue() != podId.longValue() && _dnsBasicZoneUpdates.equalsIgnoreCase("pod"))) {
                    NicVO nicVo = _nicDao.findById(nic.getId());
                    createDhcpEntryCommand(router, updatedProfile.getVirtualMachine(), nicVo, cmds);
                    return sendCommandsToRouter(router, cmds);
                }

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        return applyRules(network, routers, "userdata and password entry", podLevelException, podId, false, new RuleApplier() {
            @Override
            public boolean execute(Network network, VirtualRouter router) throws ResourceUnavailableException {
                //for basic zone, send vm data/password information only to the router in the same pod
                Commands cmds = new Commands(OnError.Stop);
                if (!(isZoneBasic && router.getPodIdToDeployIn().longValue() != podId.longValue())) {
                    NicVO nicVo = _nicDao.findById(nic.getId());
                    createPasswordCommand(router, updatedProfile, nicVo, cmds);
                    createVmDataCommand(router, updatedProfile.getVirtualMachine(), nicVo, updatedProfile.getVirtualMachine().getDetail("SSH.PublicKey"), cmds);
                    return sendCommandsToRouter(router, cmds);

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                s_logger.warn("Failed to add/remove VPN users: router not in running state");
                throw new ResourceUnavailableException("Unable to assign ip addresses, domR is not in right state " + 
                router.getState(), DataCenter.class, network.getDataCenterId());
            }


            Commands cmds = new Commands(OnError.Continue);
            List<VpnUser> addUsers = new ArrayList<VpnUser>();
            List<VpnUser> removeUsers = new ArrayList<VpnUser>();
            for (VpnUser user : users) {
                if (user.getState() == VpnUser.State.Add || user.getState() == VpnUser.State.Active) {
                    addUsers.add(user);
                } else if (user.getState() == VpnUser.State.Revoke) {
                    removeUsers.add(user);
                }
            }


            VpnUsersCfgCommand cmd = new VpnUsersCfgCommand(addUsers, removeUsers);
            cmd.setAccessDetail(NetworkElementCommand.ACCOUNT_ID, String.valueOf(router.getAccountId()));
            cmd.setAccessDetail(NetworkElementCommand.GUEST_NETWORK_CIDR, network.getCidr());
            cmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, getRouterControlIp(router.getId()));
            cmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, getRouterIpInNetwork(network.getId(), router.getId()));
            cmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
            DataCenterVO dcVo = _dcDao.findById(router.getDataCenterIdToDeployIn());
            cmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());


            cmds.addCommand(cmd);




            // Currently we receive just one answer from the agent. In the future we have to parse individual answers and set
            // results accordingly
            boolean agentResult = sendCommandsToRouter(router, cmds);

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            return true;
        }
        return applyRules(network, routers, "ip association", false, null, false, new RuleApplier() {
            @Override
            public boolean execute(Network network, VirtualRouter router) throws ResourceUnavailableException {
                Commands cmds = new Commands(OnError.Continue);
                createAssociateIPCommands(router, ipAddress, cmds, 0);
                return sendCommandsToRouter(router, cmds);
            }
        });
    }

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