Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [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.stratum; |
| 18 | |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 19 | import org.onosproject.drivers.gnmi.GnmiHandshaker; |
| 20 | import org.onosproject.drivers.p4runtime.P4RuntimeHandshaker; |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 21 | import org.onosproject.net.MastershipRole; |
| 22 | import org.onosproject.net.device.DeviceAgentListener; |
| 23 | import org.onosproject.net.device.DeviceHandshaker; |
| 24 | import org.onosproject.net.driver.AbstractHandlerBehaviour; |
| 25 | import org.onosproject.net.driver.DriverData; |
| 26 | import org.onosproject.net.driver.DriverHandler; |
| 27 | import org.onosproject.net.provider.ProviderId; |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 28 | |
| 29 | import java.util.concurrent.CompletableFuture; |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 30 | |
| 31 | /** |
| 32 | * Implementation of DeviceHandshaker for Stratum device. |
| 33 | */ |
| 34 | public class StratumHandshaker extends AbstractHandlerBehaviour implements DeviceHandshaker { |
| 35 | |
Carmelo Cascone | 3977ea4 | 2019-02-28 13:43:42 -0800 | [diff] [blame] | 36 | private P4RuntimeHandshaker p4runtime; |
| 37 | private GnmiHandshaker gnmi; |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 38 | |
| 39 | public StratumHandshaker() { |
Carmelo Cascone | 3977ea4 | 2019-02-28 13:43:42 -0800 | [diff] [blame] | 40 | p4runtime = new P4RuntimeHandshaker(); |
| 41 | gnmi = new GnmiHandshaker(); |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 42 | } |
| 43 | |
| 44 | @Override |
| 45 | public void setHandler(DriverHandler handler) { |
| 46 | super.setHandler(handler); |
Carmelo Cascone | 3977ea4 | 2019-02-28 13:43:42 -0800 | [diff] [blame] | 47 | p4runtime.setHandler(handler); |
| 48 | gnmi.setHandler(handler); |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 49 | } |
| 50 | |
| 51 | @Override |
| 52 | public void setData(DriverData data) { |
| 53 | super.setData(data); |
Carmelo Cascone | 3977ea4 | 2019-02-28 13:43:42 -0800 | [diff] [blame] | 54 | p4runtime.setData(data); |
| 55 | gnmi.setData(data); |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 56 | } |
| 57 | |
| 58 | @Override |
Carmelo Cascone | 3977ea4 | 2019-02-28 13:43:42 -0800 | [diff] [blame] | 59 | public boolean isReachable() { |
| 60 | return p4runtime.isReachable() && gnmi.isReachable(); |
| 61 | } |
| 62 | |
| 63 | @Override |
| 64 | public CompletableFuture<Boolean> probeReachability() { |
| 65 | return p4runtime.probeReachability(); |
| 66 | } |
| 67 | |
| 68 | @Override |
| 69 | public boolean isAvailable() { |
| 70 | // Availability concerns packet forwarding, hence we consider only |
| 71 | // P4Runtime. |
| 72 | return p4runtime.isAvailable(); |
| 73 | } |
| 74 | |
| 75 | @Override |
| 76 | public CompletableFuture<Boolean> probeAvailability() { |
| 77 | return p4runtime.probeAvailability(); |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 78 | } |
| 79 | |
| 80 | @Override |
| 81 | public void roleChanged(MastershipRole newRole) { |
Carmelo Cascone | 3977ea4 | 2019-02-28 13:43:42 -0800 | [diff] [blame] | 82 | p4runtime.roleChanged(newRole); |
| 83 | } |
| 84 | |
| 85 | @Override |
| 86 | public void roleChanged(int preference, long term) { |
| 87 | p4runtime.roleChanged(preference, term); |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 88 | } |
| 89 | |
| 90 | @Override |
| 91 | public MastershipRole getRole() { |
Carmelo Cascone | 3977ea4 | 2019-02-28 13:43:42 -0800 | [diff] [blame] | 92 | return p4runtime.getRole(); |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 93 | } |
| 94 | |
| 95 | @Override |
| 96 | public void addDeviceAgentListener(ProviderId providerId, DeviceAgentListener listener) { |
Carmelo Cascone | 3977ea4 | 2019-02-28 13:43:42 -0800 | [diff] [blame] | 97 | p4runtime.addDeviceAgentListener(providerId, listener); |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 98 | } |
| 99 | |
| 100 | @Override |
| 101 | public void removeDeviceAgentListener(ProviderId providerId) { |
Carmelo Cascone | 3977ea4 | 2019-02-28 13:43:42 -0800 | [diff] [blame] | 102 | p4runtime.removeDeviceAgentListener(providerId); |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 103 | } |
| 104 | |
| 105 | @Override |
| 106 | public CompletableFuture<Boolean> connect() { |
Carmelo Cascone | 3977ea4 | 2019-02-28 13:43:42 -0800 | [diff] [blame] | 107 | // We should execute connections in parallel. |
| 108 | return p4runtime.connect().thenCombine(gnmi.connect(), Boolean::logicalAnd); |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 109 | } |
| 110 | |
| 111 | @Override |
| 112 | public boolean isConnected() { |
Carmelo Cascone | 3977ea4 | 2019-02-28 13:43:42 -0800 | [diff] [blame] | 113 | return p4runtime.isConnected() && gnmi.isConnected(); |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 114 | } |
| 115 | |
| 116 | @Override |
Carmelo Cascone | 3977ea4 | 2019-02-28 13:43:42 -0800 | [diff] [blame] | 117 | public void disconnect() { |
| 118 | p4runtime.disconnect(); |
| 119 | gnmi.disconnect(); |
Yi Tseng | d771648 | 2018-10-31 15:34:30 -0700 | [diff] [blame] | 120 | } |
| 121 | } |