Michael Enrico | 584eebd | 2021-07-22 08:04:13 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2018-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package org.onosproject.drivers.polatis.netconf; |
| 18 | |
| 19 | import org.onosproject.net.PortNumber; |
| 20 | import org.onosproject.net.behaviour.PortAdmin; |
| 21 | import org.onosproject.net.driver.AbstractHandlerBehaviour; |
| 22 | import org.slf4j.Logger; |
| 23 | |
| 24 | import java.util.concurrent.CompletableFuture; |
| 25 | |
| 26 | import static org.slf4j.LoggerFactory.getLogger; |
| 27 | |
| 28 | import static org.onosproject.drivers.polatis.netconf.PolatisUtility.*; |
| 29 | |
| 30 | import static org.onosproject.drivers.polatis.netconf.PolatisNetconfUtility.netconfGet; |
| 31 | import static org.onosproject.drivers.polatis.netconf.PolatisNetconfUtility.netconfRpc; |
| 32 | import static org.onosproject.drivers.polatis.netconf.PolatisNetconfUtility.KEY_OK; |
| 33 | |
| 34 | |
| 35 | /** |
| 36 | * Handles port administration for Polatis switches using NETCONF. |
| 37 | */ |
| 38 | public class PolatisPortAdmin extends AbstractHandlerBehaviour implements PortAdmin { |
| 39 | |
| 40 | public static final Logger log = getLogger(PolatisPortAdmin.class); |
| 41 | |
| 42 | |
| 43 | /** |
| 44 | * Sets the administrative state of the given port to the given value. |
| 45 | * |
| 46 | * @param portNumber Port number |
| 47 | * @param state State, PC_ENABLED or PC_DISABLED |
| 48 | * @return True if successfully set |
| 49 | */ |
| 50 | private CompletableFuture<Boolean> setAdminState(PortNumber portNumber, String state) { |
| 51 | |
| 52 | boolean result = false; |
| 53 | try { |
| 54 | log.debug("Sending RPC to {} to set port {} to {}", handler().data().deviceId(), portNumber, state); |
| 55 | String cmdBody = getRpcSetPortStateBody(state.equals(PORT_ENABLED) ? KEY_ENABLE : KEY_DISABLE, portNumber); |
| 56 | String response = netconfRpc(handler(), |
| 57 | getRpcSetPortStateBody(state.equals(PORT_ENABLED) ? KEY_ENABLE : KEY_DISABLE, |
| 58 | portNumber)); |
| 59 | log.trace("Response from RPC: " + response); |
| 60 | result = response.contains(KEY_OK); |
| 61 | } catch (IllegalStateException e) { |
| 62 | log.error("Unable to set port admin state for {}/{} to {}", handler().data().deviceId(), portNumber, |
| 63 | state, e); |
| 64 | } |
| 65 | return CompletableFuture.completedFuture(result); |
| 66 | } |
| 67 | |
| 68 | @Override |
| 69 | public CompletableFuture<Boolean> enable(PortNumber portNumber) { |
| 70 | return setAdminState(portNumber, PORT_ENABLED); |
| 71 | } |
| 72 | |
| 73 | @Override |
| 74 | public CompletableFuture<Boolean> disable(PortNumber portNumber) { |
| 75 | return setAdminState(portNumber, PORT_DISABLED); |
| 76 | } |
| 77 | |
| 78 | @Override |
| 79 | public CompletableFuture<Boolean> isEnabled(PortNumber portNumber) { |
| 80 | boolean result = false; |
| 81 | try { |
| 82 | log.debug("Querying port state for port {} from device {}", portNumber, handler().data().deviceId()); |
| 83 | String response = netconfGet(handler(), getPortStatusFilter(portNumber)); |
| 84 | result = response.equals(PORT_ENABLED); |
| 85 | log.debug("Port {}/{} is {}", handler().data().deviceId(), portNumber, result); |
| 86 | } catch (IllegalStateException e) { |
| 87 | log.error("Unable to query port state for port {} from device {}", portNumber, |
| 88 | handler().data().deviceId(), e); |
| 89 | } |
| 90 | return CompletableFuture.completedFuture(result); |
| 91 | } |
| 92 | } |