khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [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 | */ |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 16 | |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 17 | package core |
| 18 | |
| 19 | import ( |
| 20 | "context" |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 21 | "encoding/hex" |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 22 | "errors" |
| 23 | "fmt" |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 24 | "github.com/gogo/protobuf/proto" |
sbarbari | 17d7e22 | 2019-11-05 10:02:29 -0500 | [diff] [blame] | 25 | "github.com/opencord/voltha-go/db/model" |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 26 | fd "github.com/opencord/voltha-go/rw_core/flowdecomposition" |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 27 | "github.com/opencord/voltha-go/rw_core/route" |
Scott Baker | b671a86 | 2019-10-24 10:53:40 -0700 | [diff] [blame] | 28 | coreutils "github.com/opencord/voltha-go/rw_core/utils" |
serkant.uluderya | 2ae470f | 2020-01-21 11:13:09 -0800 | [diff] [blame] | 29 | fu "github.com/opencord/voltha-lib-go/v3/pkg/flows" |
| 30 | "github.com/opencord/voltha-lib-go/v3/pkg/log" |
| 31 | ic "github.com/opencord/voltha-protos/v3/go/inter_container" |
| 32 | ofp "github.com/opencord/voltha-protos/v3/go/openflow_13" |
| 33 | "github.com/opencord/voltha-protos/v3/go/voltha" |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 34 | "google.golang.org/grpc/codes" |
| 35 | "google.golang.org/grpc/status" |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 36 | "reflect" |
| 37 | "sync" |
| 38 | "time" |
| 39 | ) |
| 40 | |
| 41 | const ( |
| 42 | maxOrderedLogicalDeviceRequestQueueSize = 1000 |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 43 | ) |
| 44 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 45 | // LogicalDeviceAgent represent attributes of logical device agent |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 46 | type LogicalDeviceAgent struct { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 47 | logicalDeviceID string |
| 48 | rootDeviceID string |
khenaidoo | 3306c99 | 2019-05-24 16:57:35 -0400 | [diff] [blame] | 49 | deviceMgr *DeviceManager |
| 50 | ldeviceMgr *LogicalDeviceManager |
| 51 | clusterDataProxy *model.Proxy |
| 52 | exitChannel chan int |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 53 | deviceRoutes *route.DeviceRoutes |
khenaidoo | 3306c99 | 2019-05-24 16:57:35 -0400 | [diff] [blame] | 54 | flowProxy *model.Proxy |
| 55 | groupProxy *model.Proxy |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 56 | meterProxy *model.Proxy |
khenaidoo | 3306c99 | 2019-05-24 16:57:35 -0400 | [diff] [blame] | 57 | ldProxy *model.Proxy |
| 58 | portProxies map[string]*model.Proxy |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 59 | lockDeviceRoutes sync.RWMutex |
khenaidoo | 3306c99 | 2019-05-24 16:57:35 -0400 | [diff] [blame] | 60 | logicalPortsNo map[uint32]bool //value is true for NNI port |
| 61 | lockLogicalPortsNo sync.RWMutex |
| 62 | flowDecomposer *fd.FlowDecomposer |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 63 | defaultTimeout time.Duration |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 64 | logicalDevice *voltha.LogicalDevice |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 65 | requestQueue *coreutils.RequestQueue |
| 66 | startOnce sync.Once |
| 67 | stopOnce sync.Once |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 68 | } |
| 69 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 70 | func newLogicalDeviceAgent(id string, deviceID string, ldeviceMgr *LogicalDeviceManager, |
Stephane Barbarie | 1ab4327 | 2018-12-08 21:42:13 -0500 | [diff] [blame] | 71 | deviceMgr *DeviceManager, |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 72 | cdProxy *model.Proxy, timeout time.Duration) *LogicalDeviceAgent { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 73 | var agent LogicalDeviceAgent |
| 74 | agent.exitChannel = make(chan int, 1) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 75 | agent.logicalDeviceID = id |
| 76 | agent.rootDeviceID = deviceID |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 77 | agent.deviceMgr = deviceMgr |
khenaidoo | 9a46896 | 2018-09-19 15:33:13 -0400 | [diff] [blame] | 78 | agent.clusterDataProxy = cdProxy |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 79 | agent.ldeviceMgr = ldeviceMgr |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 80 | agent.flowDecomposer = fd.NewFlowDecomposer(agent.deviceMgr) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 81 | agent.portProxies = make(map[string]*model.Proxy) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 82 | agent.logicalPortsNo = make(map[uint32]bool) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 83 | agent.defaultTimeout = timeout |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 84 | agent.requestQueue = coreutils.NewRequestQueue(agent.logicalDeviceID, maxOrderedLogicalDeviceRequestQueueSize) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 85 | return &agent |
| 86 | } |
| 87 | |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 88 | // start creates the logical device and add it to the data model |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 89 | func (agent *LogicalDeviceAgent) start(ctx context.Context, loadFromDB bool) error { |
| 90 | needToStart := false |
| 91 | if agent.startOnce.Do(func() { needToStart = true }); !needToStart { |
| 92 | return nil |
| 93 | } |
| 94 | |
| 95 | log.Infow("starting-logical_device-agent", log.Fields{"logical-device-id": agent.logicalDeviceID, "load-from-db": loadFromDB}) |
| 96 | |
| 97 | var startSucceeded bool |
| 98 | defer func() { |
| 99 | if !startSucceeded { |
| 100 | if err := agent.stop(ctx); err != nil { |
| 101 | log.Errorw("failed-to-cleanup-after-unsuccessful-start", log.Fields{"logical-device-id": agent.logicalDeviceID, "error": err}) |
| 102 | } |
| 103 | } |
| 104 | }() |
| 105 | |
| 106 | // Launch the request queue - it will launch a go routine |
| 107 | agent.requestQueue.Start() |
| 108 | |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 109 | var ld *voltha.LogicalDevice |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 110 | if !loadFromDB { |
khenaidoo | 7e3d8f1 | 2019-08-02 16:06:30 -0400 | [diff] [blame] | 111 | //Build the logical device based on information retrieved from the device adapter |
| 112 | var switchCap *ic.SwitchCapability |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 113 | var err error |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 114 | if switchCap, err = agent.deviceMgr.getSwitchCapability(ctx, agent.rootDeviceID); err != nil { |
khenaidoo | 7e3d8f1 | 2019-08-02 16:06:30 -0400 | [diff] [blame] | 115 | return err |
| 116 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 117 | ld = &voltha.LogicalDevice{Id: agent.logicalDeviceID, RootDeviceId: agent.rootDeviceID} |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 118 | |
| 119 | // Create the datapath ID (uint64) using the logical device ID (based on the MAC Address) |
| 120 | var datapathID uint64 |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 121 | if datapathID, err = CreateDataPathID(agent.logicalDeviceID); err != nil { |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 122 | return err |
| 123 | } |
| 124 | ld.DatapathId = datapathID |
khenaidoo | 7e3d8f1 | 2019-08-02 16:06:30 -0400 | [diff] [blame] | 125 | ld.Desc = (proto.Clone(switchCap.Desc)).(*ofp.OfpDesc) |
| 126 | log.Debugw("Switch-capability", log.Fields{"Desc": ld.Desc, "fromAd": switchCap.Desc}) |
| 127 | ld.SwitchFeatures = (proto.Clone(switchCap.SwitchFeatures)).(*ofp.OfpSwitchFeatures) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 128 | ld.Flows = &ofp.Flows{Items: nil} |
| 129 | ld.FlowGroups = &ofp.FlowGroups{Items: nil} |
khenaidoo | 4908535 | 2020-01-13 19:15:43 -0500 | [diff] [blame] | 130 | ld.Ports = []*voltha.LogicalPort{} |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 131 | |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 132 | // Save the logical device |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 133 | added, err := agent.clusterDataProxy.AddWithID(ctx, "/logical_devices", ld.Id, ld, "") |
| 134 | if err != nil { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 135 | return err |
| 136 | } |
| 137 | if added == nil { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 138 | log.Errorw("failed-to-add-logical-device", log.Fields{"logical-device-id": agent.logicalDeviceID}) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 139 | } else { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 140 | log.Debugw("logicaldevice-created", log.Fields{"logical-device-id": agent.logicalDeviceID, "root-id": ld.RootDeviceId}) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 141 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 142 | |
| 143 | agent.logicalDevice = proto.Clone(ld).(*voltha.LogicalDevice) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 144 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 145 | // Setup the logicalports - internal processing, no need to propagate the client context |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 146 | go func() { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 147 | err := agent.setupLogicalPorts(context.Background()) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 148 | if err != nil { |
| 149 | log.Errorw("unable-to-setup-logical-ports", log.Fields{"error": err}) |
| 150 | } |
| 151 | }() |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 152 | } else { |
| 153 | // load from dB - the logical may not exist at this time. On error, just return and the calling function |
| 154 | // will destroy this agent. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 155 | logicalDevice, err := agent.clusterDataProxy.Get(ctx, "/logical_devices/"+agent.logicalDeviceID, 0, true, "") |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 156 | if err != nil { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 157 | return err |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 158 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 159 | ld, ok := logicalDevice.(*voltha.LogicalDevice) |
| 160 | if !ok { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 161 | return status.Errorf(codes.NotFound, "logical_device-%s", agent.logicalDeviceID) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 162 | } |
khenaidoo | 8c3303d | 2019-02-13 14:59:39 -0500 | [diff] [blame] | 163 | // Update the root device Id |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 164 | agent.rootDeviceID = ld.RootDeviceId |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 165 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 166 | // Update the last data |
| 167 | agent.logicalDevice = proto.Clone(ld).(*voltha.LogicalDevice) |
| 168 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 169 | // Setup the local list of logical ports |
| 170 | agent.addLogicalPortsToMap(ld.Ports) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 171 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 172 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 173 | var err error |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 174 | agent.flowProxy, err = agent.clusterDataProxy.CreateProxy( |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 175 | ctx, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 176 | fmt.Sprintf("/logical_devices/%s/flows", agent.logicalDeviceID), |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 177 | false) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 178 | if err != nil { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 179 | return err |
| 180 | } |
| 181 | agent.meterProxy, err = agent.clusterDataProxy.CreateProxy( |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 182 | ctx, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 183 | fmt.Sprintf("/logical_devices/%s/meters", agent.logicalDeviceID), |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 184 | false) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 185 | if err != nil { |
| 186 | log.Errorw("failed-to-create-meter-proxy", log.Fields{"error": err}) |
| 187 | return err |
| 188 | } |
| 189 | agent.groupProxy, err = agent.clusterDataProxy.CreateProxy( |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 190 | ctx, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 191 | fmt.Sprintf("/logical_devices/%s/flow_groups", agent.logicalDeviceID), |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 192 | false) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 193 | if err != nil { |
| 194 | log.Errorw("failed-to-create-group-proxy", log.Fields{"error": err}) |
| 195 | return err |
| 196 | } |
| 197 | agent.ldProxy, err = agent.clusterDataProxy.CreateProxy( |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 198 | ctx, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 199 | fmt.Sprintf("/logical_devices/%s", agent.logicalDeviceID), |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 200 | false) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 201 | if err != nil { |
| 202 | log.Errorw("failed-to-create-logical-device-proxy", log.Fields{"error": err}) |
| 203 | return err |
| 204 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 205 | // TODO: Use a port proxy once the POST_ADD is fixed |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 206 | if agent.ldProxy != nil { |
npujar | 9a30c70 | 2019-11-14 17:06:39 +0530 | [diff] [blame] | 207 | agent.ldProxy.RegisterCallback(model.PostUpdate, agent.portUpdated) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 208 | } else { |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 209 | return status.Error(codes.Internal, "logical-device-proxy-null") |
| 210 | } |
khenaidoo | bcf205b | 2019-01-25 22:21:14 -0500 | [diff] [blame] | 211 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 212 | // Setup the device routes. Building routes may fail if the pre-conditions are not satisfied (e.g. no PON ports present) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 213 | if loadFromDB { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 214 | go func() { |
| 215 | if err := agent.buildRoutes(context.Background()); err != nil { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 216 | log.Warn("routes-not-ready", log.Fields{"logical-device-id": agent.logicalDeviceID, "error": err}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 217 | } |
| 218 | }() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 219 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 220 | startSucceeded = true |
| 221 | |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 222 | return nil |
| 223 | } |
| 224 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 225 | // stop stops the logical device agent. This removes the logical device from the data model. |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 226 | func (agent *LogicalDeviceAgent) stop(ctx context.Context) error { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 227 | var returnErr error |
| 228 | agent.stopOnce.Do(func() { |
| 229 | log.Info("stopping-logical_device-agent") |
khenaidoo | 8c3303d | 2019-02-13 14:59:39 -0500 | [diff] [blame] | 230 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 231 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 232 | // This should never happen - an error is returned only if the agent is stopped and an agent is only stopped once. |
| 233 | returnErr = err |
| 234 | return |
| 235 | } |
| 236 | defer agent.requestQueue.RequestComplete() |
| 237 | |
| 238 | //Remove the logical device from the model |
| 239 | if removed, err := agent.clusterDataProxy.Remove(ctx, "/logical_devices/"+agent.logicalDeviceID, ""); err != nil { |
| 240 | returnErr = err |
| 241 | } else if removed == nil { |
| 242 | returnErr = status.Errorf(codes.Aborted, "failed-to-remove-logical-ldevice-%s", agent.logicalDeviceID) |
| 243 | } else { |
| 244 | log.Debugw("logicaldevice-removed", log.Fields{"logicaldeviceId": agent.logicalDeviceID}) |
| 245 | } |
| 246 | |
| 247 | // Stop the request queue and request complete indication |
| 248 | agent.requestQueue.Stop() |
| 249 | |
| 250 | close(agent.exitChannel) |
| 251 | |
| 252 | log.Info("logical_device-agent-stopped") |
| 253 | }) |
| 254 | return returnErr |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 255 | } |
| 256 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 257 | // GetLogicalDevice returns the latest logical device data |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 258 | func (agent *LogicalDeviceAgent) GetLogicalDevice(ctx context.Context) (*voltha.LogicalDevice, error) { |
| 259 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 260 | return nil, err |
| 261 | } |
| 262 | defer agent.requestQueue.RequestComplete() |
| 263 | return proto.Clone(agent.logicalDevice).(*voltha.LogicalDevice), nil |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 264 | } |
| 265 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 266 | // ListLogicalDeviceFlows returns logical device flows |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 267 | func (agent *LogicalDeviceAgent) ListLogicalDeviceFlows(ctx context.Context) (*ofp.Flows, error) { |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 268 | log.Debug("ListLogicalDeviceFlows") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 269 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 270 | logicalDevice, err := agent.GetLogicalDevice(ctx) |
| 271 | if err != nil { |
| 272 | return nil, err |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 273 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 274 | if logicalDevice.Flows == nil { |
| 275 | return &ofp.Flows{}, nil |
| 276 | } |
| 277 | return (proto.Clone(logicalDevice.Flows)).(*ofp.Flows), nil |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 278 | } |
| 279 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 280 | // ListLogicalDeviceMeters returns logical device meters |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 281 | func (agent *LogicalDeviceAgent) ListLogicalDeviceMeters(ctx context.Context) (*ofp.Meters, error) { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 282 | log.Debug("ListLogicalDeviceMeters") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 283 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 284 | logicalDevice, err := agent.GetLogicalDevice(ctx) |
| 285 | if err != nil { |
| 286 | return nil, err |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 287 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 288 | if logicalDevice.Meters == nil { |
| 289 | return &ofp.Meters{}, nil |
| 290 | } |
| 291 | return (proto.Clone(logicalDevice.Meters)).(*ofp.Meters), nil |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 292 | } |
| 293 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 294 | // ListLogicalDeviceFlowGroups returns logical device flow groups |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 295 | func (agent *LogicalDeviceAgent) ListLogicalDeviceFlowGroups(ctx context.Context) (*ofp.FlowGroups, error) { |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 296 | log.Debug("ListLogicalDeviceFlowGroups") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 297 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 298 | logicalDevice, err := agent.GetLogicalDevice(ctx) |
| 299 | if err != nil { |
| 300 | return nil, err |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 301 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 302 | if logicalDevice.FlowGroups == nil { |
| 303 | return &ofp.FlowGroups{}, nil |
| 304 | } |
| 305 | return (proto.Clone(logicalDevice.FlowGroups)).(*ofp.FlowGroups), nil |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 306 | } |
| 307 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 308 | // ListLogicalDevicePorts returns logical device ports |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 309 | func (agent *LogicalDeviceAgent) ListLogicalDevicePorts(ctx context.Context) (*voltha.LogicalPorts, error) { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 310 | log.Debug("ListLogicalDevicePorts") |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 311 | logicalDevice, err := agent.GetLogicalDevice(ctx) |
| 312 | if err != nil { |
| 313 | return nil, err |
| 314 | } |
| 315 | if logicalDevice == nil { |
| 316 | return &voltha.LogicalPorts{}, nil |
| 317 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 318 | lPorts := make([]*voltha.LogicalPort, 0) |
| 319 | lPorts = append(lPorts, logicalDevice.Ports...) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 320 | return &voltha.LogicalPorts{Items: lPorts}, nil |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 321 | } |
| 322 | |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 323 | //updateLogicalDeviceFlowsWithoutLock updates the logical device with the latest flows in the model. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 324 | func (agent *LogicalDeviceAgent) updateLogicalDeviceFlowsWithoutLock(ctx context.Context, flows *ofp.Flows) error { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 325 | ld := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 326 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 327 | log.Debugw("logical-device-before", log.Fields{"lports": len(ld.Ports)}) |
| 328 | ld.Flows = flows |
| 329 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 330 | if err := agent.updateLogicalDeviceWithoutLock(ctx, ld); err != nil { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 331 | log.Errorw("error-updating-logical-device-with-flows", log.Fields{"error": err}) |
| 332 | return err |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 333 | } |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 334 | return nil |
| 335 | } |
| 336 | |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 337 | //updateLogicalDeviceMetersWithoutLock updates the logical device with the meters info |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 338 | func (agent *LogicalDeviceAgent) updateLogicalDeviceMetersWithoutLock(ctx context.Context, meters *ofp.Meters) error { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 339 | ld := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 340 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 341 | log.Debugw("logical-device-before", log.Fields{"lports": len(ld.Ports)}) |
| 342 | ld.Meters = meters |
| 343 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 344 | if err := agent.updateLogicalDeviceWithoutLock(ctx, ld); err != nil { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 345 | log.Errorw("error-updating-logical-device-with-meters", log.Fields{"error": err}) |
| 346 | return err |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 347 | } |
| 348 | return nil |
| 349 | } |
| 350 | |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 351 | //updateLogicalDeviceFlowGroupsWithoutLock updates the logical device with the flow groups |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 352 | func (agent *LogicalDeviceAgent) updateLogicalDeviceFlowGroupsWithoutLock(ctx context.Context, flowGroups *ofp.FlowGroups) error { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 353 | ld := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 354 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 355 | log.Debugw("logical-device-before", log.Fields{"lports": len(ld.Ports)}) |
| 356 | ld.FlowGroups = flowGroups |
| 357 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 358 | if err := agent.updateLogicalDeviceWithoutLock(ctx, ld); err != nil { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 359 | log.Errorw("error-updating-logical-device-with-flowgroups", log.Fields{"error": err}) |
| 360 | return err |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 361 | } |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 362 | return nil |
| 363 | } |
| 364 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 365 | // getLogicalDeviceWithoutLock returns a cloned logical device to a function that already holds the agent lock. |
| 366 | func (agent *LogicalDeviceAgent) getLogicalDeviceWithoutLock() *voltha.LogicalDevice { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 367 | log.Debug("getLogicalDeviceWithoutLock") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 368 | return proto.Clone(agent.logicalDevice).(*voltha.LogicalDevice) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 369 | } |
| 370 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 371 | func (agent *LogicalDeviceAgent) updateLogicalPort(ctx context.Context, device *voltha.Device, port *voltha.Port) error { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 372 | log.Debugw("updateLogicalPort", log.Fields{"deviceId": device.Id, "port": port}) |
| 373 | var err error |
| 374 | if port.Type == voltha.Port_ETHERNET_NNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 375 | if _, err = agent.addNNILogicalPort(ctx, device, port); err != nil { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 376 | return err |
| 377 | } |
| 378 | agent.addLogicalPortToMap(port.PortNo, true) |
| 379 | } else if port.Type == voltha.Port_ETHERNET_UNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 380 | if _, err = agent.addUNILogicalPort(ctx, device, port); err != nil { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 381 | return err |
| 382 | } |
| 383 | agent.addLogicalPortToMap(port.PortNo, false) |
| 384 | } else { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 385 | // Update the device routes to ensure all routes on the logical device have been calculated |
| 386 | if err = agent.buildRoutes(ctx); err != nil { |
| 387 | // Not an error - temporary state |
| 388 | log.Warnw("failed-to-update-routes", log.Fields{"device-id": device.Id, "port": port, "error": err}) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 389 | } |
| 390 | } |
| 391 | return nil |
| 392 | } |
| 393 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 394 | // setupLogicalPorts is invoked once the logical device has been created and is ready to get ports |
| 395 | // added to it. While the logical device was being created we could have received requests to add |
| 396 | // NNI and UNI ports which were discarded. Now is the time to add them if needed |
| 397 | func (agent *LogicalDeviceAgent) setupLogicalPorts(ctx context.Context) error { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 398 | log.Infow("setupLogicalPorts", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 399 | // First add any NNI ports which could have been missing |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 400 | if err := agent.setupNNILogicalPorts(ctx, agent.rootDeviceID); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 401 | log.Errorw("error-setting-up-NNI-ports", log.Fields{"error": err, "deviceId": agent.rootDeviceID}) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 402 | return err |
| 403 | } |
| 404 | |
| 405 | // Now, set up the UNI ports if needed. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 406 | children, err := agent.deviceMgr.getAllChildDevices(ctx, agent.rootDeviceID) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 407 | if err != nil { |
| 408 | log.Errorw("error-getting-child-devices", log.Fields{"error": err, "deviceId": agent.rootDeviceID}) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 409 | return err |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 410 | } |
| 411 | responses := make([]coreutils.Response, 0) |
| 412 | for _, child := range children.Items { |
| 413 | response := coreutils.NewResponse() |
| 414 | responses = append(responses, response) |
| 415 | go func(child *voltha.Device) { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 416 | if err = agent.setupUNILogicalPorts(context.Background(), child); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 417 | log.Error("setting-up-UNI-ports-failed", log.Fields{"deviceID": child.Id}) |
| 418 | response.Error(status.Errorf(codes.Internal, "UNI-ports-setup-failed: %s", child.Id)) |
| 419 | } |
| 420 | response.Done() |
| 421 | }(child) |
| 422 | } |
| 423 | // Wait for completion |
| 424 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, responses...); res != nil { |
| 425 | return status.Errorf(codes.Aborted, "errors-%s", res) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 426 | } |
| 427 | return nil |
| 428 | } |
| 429 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 430 | // setupNNILogicalPorts creates an NNI port on the logical device that represents an NNI interface on a root device |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 431 | func (agent *LogicalDeviceAgent) setupNNILogicalPorts(ctx context.Context, deviceID string) error { |
| 432 | log.Infow("setupNNILogicalPorts-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 433 | // Build the logical device based on information retrieved from the device adapter |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 434 | var err error |
| 435 | |
| 436 | var device *voltha.Device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 437 | if device, err = agent.deviceMgr.GetDevice(ctx, deviceID); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 438 | log.Errorw("error-retrieving-device", log.Fields{"error": err, "deviceId": deviceID}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 439 | return err |
| 440 | } |
| 441 | |
| 442 | //Get UNI port number |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 443 | for _, port := range device.Ports { |
| 444 | if port.Type == voltha.Port_ETHERNET_NNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 445 | if _, err = agent.addNNILogicalPort(ctx, device, port); err != nil { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 446 | log.Errorw("error-adding-UNI-port", log.Fields{"error": err}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 447 | } |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 448 | agent.addLogicalPortToMap(port.PortNo, true) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 449 | } |
| 450 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 451 | return err |
| 452 | } |
| 453 | |
khenaidoo | 171b98e | 2019-10-31 11:48:15 -0400 | [diff] [blame] | 454 | // updatePortState updates the port state of the device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 455 | func (agent *LogicalDeviceAgent) updatePortState(ctx context.Context, deviceID string, portNo uint32, operStatus voltha.OperStatus_Types) error { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 456 | log.Infow("updatePortState-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "portNo": portNo, "state": operStatus}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 457 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 458 | return err |
| 459 | } |
| 460 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 171b98e | 2019-10-31 11:48:15 -0400 | [diff] [blame] | 461 | // Get the latest logical device info |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 462 | cloned := agent.getLogicalDeviceWithoutLock() |
| 463 | for idx, lPort := range cloned.Ports { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 464 | if lPort.DeviceId == deviceID && lPort.DevicePortNo == portNo { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 465 | if operStatus == voltha.OperStatus_ACTIVE { |
| 466 | cloned.Ports[idx].OfpPort.Config = cloned.Ports[idx].OfpPort.Config & ^uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 467 | cloned.Ports[idx].OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LIVE) |
| 468 | } else { |
| 469 | cloned.Ports[idx].OfpPort.Config = cloned.Ports[idx].OfpPort.Config | uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 470 | cloned.Ports[idx].OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LINK_DOWN) |
| 471 | } |
| 472 | // Update the logical device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 473 | if err := agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 474 | log.Errorw("error-updating-logical-device", log.Fields{"error": err}) |
| 475 | return err |
| 476 | } |
| 477 | return nil |
| 478 | } |
| 479 | } |
| 480 | return status.Errorf(codes.NotFound, "port-%d-not-exist", portNo) |
khenaidoo | 171b98e | 2019-10-31 11:48:15 -0400 | [diff] [blame] | 481 | } |
| 482 | |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 483 | // updatePortsState updates the ports state related to the device |
kesavand | bc2d162 | 2020-01-21 00:42:01 -0500 | [diff] [blame] | 484 | func (agent *LogicalDeviceAgent) updatePortsState(ctx context.Context, device *voltha.Device, state voltha.OperStatus_Types) error { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 485 | log.Infow("updatePortsState-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 486 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 487 | return err |
| 488 | } |
| 489 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 490 | // Get the latest logical device info |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 491 | cloned := agent.getLogicalDeviceWithoutLock() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 492 | for _, lport := range cloned.Ports { |
| 493 | if lport.DeviceId == device.Id { |
kesavand | bc2d162 | 2020-01-21 00:42:01 -0500 | [diff] [blame] | 494 | if state == voltha.OperStatus_ACTIVE { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 495 | lport.OfpPort.Config = lport.OfpPort.Config & ^uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 496 | lport.OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LIVE) |
kesavand | bc2d162 | 2020-01-21 00:42:01 -0500 | [diff] [blame] | 497 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 498 | lport.OfpPort.Config = lport.OfpPort.Config | uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 499 | lport.OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LINK_DOWN) |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 500 | } |
kesavand | bc2d162 | 2020-01-21 00:42:01 -0500 | [diff] [blame] | 501 | |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 502 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 503 | } |
| 504 | // Updating the logical device will trigger the poprt change events to be populated to the controller |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 505 | if err := agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 506 | log.Warnw("logical-device-update-failed", log.Fields{"ldeviceId": agent.logicalDeviceID, "error": err}) |
| 507 | return err |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 508 | } |
| 509 | return nil |
| 510 | } |
| 511 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 512 | // setupUNILogicalPorts creates a UNI port on the logical device that represents a child UNI interface |
| 513 | func (agent *LogicalDeviceAgent) setupUNILogicalPorts(ctx context.Context, childDevice *voltha.Device) error { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 514 | log.Infow("setupUNILogicalPort", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 515 | // Build the logical device based on information retrieved from the device adapter |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 516 | var err error |
khenaidoo | 59ef7be | 2019-06-21 12:40:28 -0400 | [diff] [blame] | 517 | var added bool |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 518 | //Get UNI port number |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 519 | for _, port := range childDevice.Ports { |
| 520 | if port.Type == voltha.Port_ETHERNET_UNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 521 | if added, err = agent.addUNILogicalPort(ctx, childDevice, port); err != nil { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 522 | log.Errorw("error-adding-UNI-port", log.Fields{"error": err}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 523 | } |
khenaidoo | 59ef7be | 2019-06-21 12:40:28 -0400 | [diff] [blame] | 524 | if added { |
| 525 | agent.addLogicalPortToMap(port.PortNo, false) |
| 526 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 527 | } |
| 528 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 529 | return err |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 530 | } |
| 531 | |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 532 | // deleteAllLogicalPorts deletes all logical ports associated with this device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 533 | func (agent *LogicalDeviceAgent) deleteAllLogicalPorts(ctx context.Context, device *voltha.Device) error { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 534 | log.Infow("updatePortsState-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 535 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 536 | return err |
| 537 | } |
| 538 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 539 | // Get the latest logical device info |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 540 | ld := agent.getLogicalDeviceWithoutLock() |
| 541 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 542 | cloned := (proto.Clone(ld)).(*voltha.LogicalDevice) |
| 543 | updateLogicalPorts := []*voltha.LogicalPort{} |
| 544 | for _, lport := range cloned.Ports { |
| 545 | if lport.DeviceId != device.Id { |
| 546 | updateLogicalPorts = append(updateLogicalPorts, lport) |
| 547 | } |
| 548 | } |
| 549 | if len(updateLogicalPorts) < len(cloned.Ports) { |
| 550 | cloned.Ports = updateLogicalPorts |
| 551 | // Updating the logical device will trigger the poprt change events to be populated to the controller |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 552 | if err := agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 553 | log.Warnw("logical-device-update-failed", log.Fields{"ldeviceId": agent.logicalDeviceID, "error": err}) |
| 554 | return err |
| 555 | } |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 556 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 557 | log.Debugw("no-change-required", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 558 | } |
| 559 | return nil |
| 560 | } |
| 561 | |
Hardik Windlass | c704def | 2020-02-26 18:23:19 +0000 | [diff] [blame] | 562 | // deleteAllUNILogicalPorts deletes all UNI logical ports associated with this parent device |
| 563 | func (agent *LogicalDeviceAgent) deleteAllUNILogicalPorts(ctx context.Context, parentDevice *voltha.Device) error { |
| 564 | log.Debugw("delete-all-uni-logical-ports", log.Fields{"logical-device-id": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 565 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 566 | return err |
| 567 | } |
| 568 | defer agent.requestQueue.RequestComplete() |
Hardik Windlass | c704def | 2020-02-26 18:23:19 +0000 | [diff] [blame] | 569 | // Get the latest logical device info |
| 570 | ld := agent.getLogicalDeviceWithoutLock() |
| 571 | |
| 572 | cloned := (proto.Clone(ld)).(*voltha.LogicalDevice) |
| 573 | updateLogicalPorts := []*voltha.LogicalPort{} |
| 574 | for _, lport := range cloned.Ports { |
| 575 | // Save NNI ports only |
| 576 | if agent.isNNIPort(lport.DevicePortNo) { |
| 577 | updateLogicalPorts = append(updateLogicalPorts, lport) |
| 578 | } |
| 579 | } |
| 580 | if len(updateLogicalPorts) < len(cloned.Ports) { |
| 581 | cloned.Ports = updateLogicalPorts |
| 582 | // Updating the logical device will trigger the port change events to be populated to the controller |
| 583 | if err := agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
| 584 | return err |
| 585 | } |
| 586 | } else { |
| 587 | log.Debugw("no-change-required", log.Fields{"logical-device-id": agent.logicalDeviceID}) |
| 588 | } |
| 589 | return nil |
| 590 | } |
| 591 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 592 | //updateLogicalDeviceWithoutLock updates the model with the logical device. It clones the logicaldevice before saving it |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 593 | func (agent *LogicalDeviceAgent) updateLogicalDeviceWithoutLock(ctx context.Context, logicalDevice *voltha.LogicalDevice) error { |
| 594 | updateCtx := context.WithValue(ctx, model.RequestTimestamp, time.Now().UnixNano()) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 595 | afterUpdate, err := agent.clusterDataProxy.Update(updateCtx, "/logical_devices/"+agent.logicalDeviceID, logicalDevice, false, "") |
| 596 | if err != nil { |
| 597 | log.Errorw("failed-to-update-logical-devices-to-cluster-proxy", log.Fields{"error": err}) |
| 598 | return err |
| 599 | } |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 600 | if afterUpdate == nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 601 | return status.Errorf(codes.Internal, "failed-updating-logical-device:%s", agent.logicalDeviceID) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 602 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 603 | //agent.logicalDevice = (proto.Clone(logicalDevice)).(*voltha.LogicalDevice) |
| 604 | agent.logicalDevice = logicalDevice |
| 605 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 606 | return nil |
| 607 | } |
| 608 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 609 | //generateDeviceRoutesIfNeeded generates the device routes if the logical device has been updated since the last time |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 610 | //that device graph was generated. |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 611 | func (agent *LogicalDeviceAgent) generateDeviceRoutesIfNeeded(ctx context.Context) error { |
| 612 | agent.lockDeviceRoutes.Lock() |
| 613 | defer agent.lockDeviceRoutes.Unlock() |
| 614 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 615 | ld, err := agent.GetLogicalDevice(ctx) |
| 616 | if err != nil { |
| 617 | return err |
| 618 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 619 | |
| 620 | if agent.deviceRoutes != nil && agent.deviceRoutes.IsUpToDate(ld) { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 621 | return nil |
| 622 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 623 | log.Debug("Generation of device route required") |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 624 | if err := agent.buildRoutes(ctx); err != nil { |
| 625 | return err |
| 626 | } |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 627 | return nil |
| 628 | } |
| 629 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 630 | //updateFlowTable updates the flow table of that logical device |
| 631 | func (agent *LogicalDeviceAgent) updateFlowTable(ctx context.Context, flow *ofp.OfpFlowMod) error { |
| 632 | log.Debug("updateFlowTable") |
| 633 | if flow == nil { |
| 634 | return nil |
| 635 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 636 | if err := agent.generateDeviceRoutesIfNeeded(ctx); err != nil { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 637 | return err |
| 638 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 639 | switch flow.GetCommand() { |
| 640 | case ofp.OfpFlowModCommand_OFPFC_ADD: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 641 | return agent.flowAdd(ctx, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 642 | case ofp.OfpFlowModCommand_OFPFC_DELETE: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 643 | return agent.flowDelete(ctx, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 644 | case ofp.OfpFlowModCommand_OFPFC_DELETE_STRICT: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 645 | return agent.flowDeleteStrict(ctx, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 646 | case ofp.OfpFlowModCommand_OFPFC_MODIFY: |
| 647 | return agent.flowModify(flow) |
| 648 | case ofp.OfpFlowModCommand_OFPFC_MODIFY_STRICT: |
| 649 | return agent.flowModifyStrict(flow) |
| 650 | } |
| 651 | return status.Errorf(codes.Internal, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 652 | "unhandled-command: lDeviceId:%s, command:%s", agent.logicalDeviceID, flow.GetCommand()) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 653 | } |
| 654 | |
| 655 | //updateGroupTable updates the group table of that logical device |
| 656 | func (agent *LogicalDeviceAgent) updateGroupTable(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
| 657 | log.Debug("updateGroupTable") |
| 658 | if groupMod == nil { |
| 659 | return nil |
| 660 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 661 | if err := agent.generateDeviceRoutesIfNeeded(ctx); err != nil { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 662 | return err |
| 663 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 664 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 665 | switch groupMod.GetCommand() { |
| 666 | case ofp.OfpGroupModCommand_OFPGC_ADD: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 667 | return agent.groupAdd(ctx, groupMod) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 668 | case ofp.OfpGroupModCommand_OFPGC_DELETE: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 669 | return agent.groupDelete(ctx, groupMod) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 670 | case ofp.OfpGroupModCommand_OFPGC_MODIFY: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 671 | return agent.groupModify(ctx, groupMod) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 672 | } |
| 673 | return status.Errorf(codes.Internal, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 674 | "unhandled-command: lDeviceId:%s, command:%s", agent.logicalDeviceID, groupMod.GetCommand()) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 675 | } |
| 676 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 677 | // updateMeterTable updates the meter table of that logical device |
| 678 | func (agent *LogicalDeviceAgent) updateMeterTable(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
| 679 | log.Debug("updateMeterTable") |
| 680 | if meterMod == nil { |
| 681 | return nil |
| 682 | } |
| 683 | switch meterMod.GetCommand() { |
| 684 | case ofp.OfpMeterModCommand_OFPMC_ADD: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 685 | return agent.meterAdd(ctx, meterMod) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 686 | case ofp.OfpMeterModCommand_OFPMC_DELETE: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 687 | return agent.meterDelete(ctx, meterMod) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 688 | case ofp.OfpMeterModCommand_OFPMC_MODIFY: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 689 | return agent.meterModify(ctx, meterMod) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 690 | } |
| 691 | return status.Errorf(codes.Internal, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 692 | "unhandled-command: lDeviceId:%s, command:%s", agent.logicalDeviceID, meterMod.GetCommand()) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 693 | |
| 694 | } |
| 695 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 696 | func (agent *LogicalDeviceAgent) meterAdd(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 697 | log.Debugw("meterAdd", log.Fields{"metermod": *meterMod}) |
| 698 | if meterMod == nil { |
| 699 | return nil |
| 700 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 701 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 702 | return err |
| 703 | } |
| 704 | defer agent.requestQueue.RequestComplete() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 705 | log.Debug("Acquired logical device lock") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 706 | lDevice := agent.getLogicalDeviceWithoutLock() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 707 | |
| 708 | var meters []*ofp.OfpMeterEntry |
| 709 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 710 | meters = lDevice.Meters.Items |
| 711 | } |
| 712 | log.Debugw("Available meters", log.Fields{"meters": meters}) |
| 713 | |
| 714 | for _, meter := range meters { |
| 715 | if meterMod.MeterId == meter.Config.MeterId { |
| 716 | log.Infow("Meter-already-exists", log.Fields{"meter": *meterMod}) |
| 717 | return nil |
| 718 | } |
| 719 | } |
| 720 | |
| 721 | meterEntry := fu.MeterEntryFromMeterMod(meterMod) |
| 722 | meters = append(meters, meterEntry) |
| 723 | //Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 724 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, &ofp.Meters{Items: meters}); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 725 | log.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 726 | return err |
| 727 | } |
| 728 | log.Debugw("Meter-added-successfully", log.Fields{"Added-meter": meterEntry, "updated-meters": lDevice.Meters}) |
| 729 | return nil |
| 730 | } |
| 731 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 732 | func (agent *LogicalDeviceAgent) meterDelete(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 733 | log.Debug("meterDelete", log.Fields{"meterMod": *meterMod}) |
| 734 | if meterMod == nil { |
| 735 | return nil |
| 736 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 737 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 738 | return err |
| 739 | } |
| 740 | defer agent.requestQueue.RequestComplete() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 741 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 742 | lDevice := agent.getLogicalDeviceWithoutLock() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 743 | |
| 744 | var meters []*ofp.OfpMeterEntry |
| 745 | var flows []*ofp.OfpFlowStats |
| 746 | updatedFlows := make([]*ofp.OfpFlowStats, 0) |
| 747 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 748 | meters = lDevice.Meters.Items |
| 749 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 750 | |
| 751 | changedMeter := false |
| 752 | changedFow := false |
| 753 | log.Debugw("Available meters", log.Fields{"meters": meters}) |
| 754 | for index, meter := range meters { |
| 755 | if meterMod.MeterId == meter.Config.MeterId { |
| 756 | flows = lDevice.Flows.Items |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 757 | changedFow, updatedFlows = agent.getUpdatedFlowsAfterDeletebyMeterID(flows, meterMod.MeterId) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 758 | meters = append(meters[:index], meters[index+1:]...) |
| 759 | log.Debugw("Meter has been deleted", log.Fields{"meter": meter, "index": index}) |
| 760 | changedMeter = true |
| 761 | break |
| 762 | } |
| 763 | } |
| 764 | if changedMeter { |
| 765 | //Update model |
| 766 | metersToUpdate := &ofp.Meters{} |
| 767 | if lDevice.Meters != nil { |
| 768 | metersToUpdate = &ofp.Meters{Items: meters} |
| 769 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 770 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 771 | log.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 772 | return err |
| 773 | } |
| 774 | log.Debug("Meter-deleted-from-DB-successfully", log.Fields{"updatedMeters": metersToUpdate, "no-of-meter": len(metersToUpdate.Items)}) |
| 775 | |
| 776 | } |
| 777 | if changedFow { |
| 778 | //Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 779 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: updatedFlows}); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 780 | log.Errorw("db-flow-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 781 | return err |
| 782 | } |
| 783 | log.Debug("Flows-associated-with-meter-deleted-from-DB-successfully", |
| 784 | log.Fields{"updated-no-of-flows": len(updatedFlows), "meter": meterMod.MeterId}) |
| 785 | } |
| 786 | log.Debugw("meterDelete success", log.Fields{"meterID": meterMod.MeterId}) |
| 787 | return nil |
| 788 | } |
| 789 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 790 | func (agent *LogicalDeviceAgent) meterModify(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 791 | log.Debug("meterModify") |
| 792 | if meterMod == nil { |
| 793 | return nil |
| 794 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 795 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 796 | return err |
| 797 | } |
| 798 | defer agent.requestQueue.RequestComplete() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 799 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 800 | lDevice := agent.getLogicalDeviceWithoutLock() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 801 | |
| 802 | var meters []*ofp.OfpMeterEntry |
| 803 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 804 | meters = lDevice.Meters.Items |
| 805 | } |
| 806 | changedMeter := false |
| 807 | for index, meter := range meters { |
| 808 | if meterMod.MeterId == meter.Config.MeterId { |
| 809 | newmeterEntry := fu.MeterEntryFromMeterMod(meterMod) |
| 810 | newmeterEntry.Stats.FlowCount = meter.Stats.FlowCount |
| 811 | meters[index] = newmeterEntry |
| 812 | changedMeter = true |
| 813 | log.Debugw("Found meter, replaced with new meter", log.Fields{"old meter": meter, "new meter": newmeterEntry}) |
| 814 | break |
| 815 | } |
| 816 | } |
| 817 | if changedMeter { |
| 818 | //Update model |
| 819 | metersToUpdate := &ofp.Meters{} |
| 820 | if lDevice.Meters != nil { |
| 821 | metersToUpdate = &ofp.Meters{Items: meters} |
| 822 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 823 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 824 | log.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 825 | return err |
| 826 | } |
| 827 | log.Debugw("meter-updated-in-DB-successfully", log.Fields{"updated_meters": meters}) |
| 828 | return nil |
| 829 | } |
| 830 | |
| 831 | log.Errorw("Meter not found ", log.Fields{"meter": meterMod}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 832 | return fmt.Errorf("no-logical-device-present:%d", meterMod.MeterId) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 833 | |
| 834 | } |
| 835 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 836 | func (agent *LogicalDeviceAgent) getUpdatedFlowsAfterDeletebyMeterID(flows []*ofp.OfpFlowStats, meterID uint32) (bool, []*ofp.OfpFlowStats) { |
| 837 | log.Infow("Delete flows matching meter", log.Fields{"meter": meterID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 838 | changed := false |
| 839 | //updatedFlows := make([]*ofp.OfpFlowStats, 0) |
| 840 | for index := len(flows) - 1; index >= 0; index-- { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 841 | if mID := fu.GetMeterIdFromFlow(flows[index]); mID != 0 && mID == meterID { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 842 | log.Debugw("Flow to be deleted", log.Fields{"flow": flows[index], "index": index}) |
| 843 | flows = append(flows[:index], flows[index+1:]...) |
| 844 | changed = true |
| 845 | } |
| 846 | } |
| 847 | return changed, flows |
| 848 | } |
| 849 | |
| 850 | func (agent *LogicalDeviceAgent) updateFlowCountOfMeterStats(modCommand *ofp.OfpFlowMod, meters []*ofp.OfpMeterEntry, flow *ofp.OfpFlowStats) bool { |
| 851 | |
| 852 | flowCommand := modCommand.GetCommand() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 853 | meterID := fu.GetMeterIdFromFlow(flow) |
| 854 | log.Debugw("Meter-id-in-flow-mod", log.Fields{"meterId": meterID}) |
| 855 | if meterID == 0 { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 856 | log.Debugw("No meter present in the flow", log.Fields{"flow": *flow}) |
| 857 | return false |
| 858 | } |
| 859 | if meters == nil { |
| 860 | log.Debug("No meters present in logical device") |
| 861 | return false |
| 862 | } |
| 863 | changedMeter := false |
| 864 | for _, meter := range meters { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 865 | if meterID == meter.Config.MeterId { // Found meter in Logicaldevice |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 866 | if flowCommand == ofp.OfpFlowModCommand_OFPFC_ADD { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 867 | meter.Stats.FlowCount++ |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 868 | changedMeter = true |
| 869 | } else if flowCommand == ofp.OfpFlowModCommand_OFPFC_DELETE_STRICT { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 870 | meter.Stats.FlowCount-- |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 871 | changedMeter = true |
| 872 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 873 | log.Debugw("Found meter, updated meter flow stats", log.Fields{" meterId": meterID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 874 | break |
| 875 | } |
| 876 | } |
| 877 | return changedMeter |
| 878 | } |
| 879 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 880 | //flowAdd adds a flow to the flow table of that logical device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 881 | func (agent *LogicalDeviceAgent) flowAdd(ctx context.Context, mod *ofp.OfpFlowMod) error { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 882 | log.Debugw("flowAdd", log.Fields{"flow": mod}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 883 | if mod == nil { |
| 884 | return nil |
| 885 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 886 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 887 | return err |
| 888 | } |
| 889 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 890 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 891 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 892 | |
| 893 | var flows []*ofp.OfpFlowStats |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 894 | var meters []*ofp.OfpMeterEntry |
| 895 | var flow *ofp.OfpFlowStats |
Scott Baker | fdea1e3 | 2020-02-21 15:35:41 -0800 | [diff] [blame] | 896 | var err error |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 897 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 898 | if lDevice.Flows != nil && lDevice.Flows.Items != nil { |
| 899 | flows = lDevice.Flows.Items |
| 900 | } |
| 901 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 902 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 903 | meters = lDevice.Meters.Items |
| 904 | } |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 905 | updatedFlows := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 906 | changed := false |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 907 | updated := false |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 908 | checkOverlap := (mod.Flags & uint32(ofp.OfpFlowModFlags_OFPFF_CHECK_OVERLAP)) != 0 |
| 909 | if checkOverlap { |
| 910 | if overlapped := fu.FindOverlappingFlows(flows, mod); len(overlapped) != 0 { |
| 911 | // TODO: should this error be notified other than being logged? |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 912 | log.Warnw("overlapped-flows", log.Fields{"logicaldeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 913 | } else { |
Matt Jeanneret | 518b5a4 | 2019-10-29 10:30:46 -0400 | [diff] [blame] | 914 | // Add flow |
Scott Baker | fdea1e3 | 2020-02-21 15:35:41 -0800 | [diff] [blame] | 915 | flow, err = fu.FlowStatsEntryFromFlowModMessage(mod) |
| 916 | if err != nil { |
| 917 | return err |
| 918 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 919 | flows = append(flows, flow) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 920 | updatedFlows = append(updatedFlows, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 921 | changed = true |
| 922 | } |
| 923 | } else { |
Scott Baker | fdea1e3 | 2020-02-21 15:35:41 -0800 | [diff] [blame] | 924 | flow, err = fu.FlowStatsEntryFromFlowModMessage(mod) |
| 925 | if err != nil { |
| 926 | return err |
| 927 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 928 | idx := fu.FindFlows(flows, flow) |
| 929 | if idx >= 0 { |
| 930 | oldFlow := flows[idx] |
| 931 | if (mod.Flags & uint32(ofp.OfpFlowModFlags_OFPFF_RESET_COUNTS)) != 0 { |
| 932 | flow.ByteCount = oldFlow.ByteCount |
| 933 | flow.PacketCount = oldFlow.PacketCount |
| 934 | } |
Matt Jeanneret | 518b5a4 | 2019-10-29 10:30:46 -0400 | [diff] [blame] | 935 | if !reflect.DeepEqual(oldFlow, flow) { |
| 936 | flows[idx] = flow |
| 937 | updatedFlows = append(updatedFlows, flow) |
| 938 | changed = true |
| 939 | updated = true |
| 940 | } |
| 941 | } else { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 942 | flows = append(flows, flow) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 943 | updatedFlows = append(updatedFlows, flow) |
| 944 | changed = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 945 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 946 | } |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 947 | log.Debugw("flowAdd-changed", log.Fields{"changed": changed}) |
| 948 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 949 | if changed { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 950 | var flowMetadata voltha.FlowMetadata |
| 951 | if err := agent.GetMeterConfig(updatedFlows, meters, &flowMetadata); err != nil { // This should never happen,meters should be installed before flow arrives |
| 952 | log.Error("Meter-referred-in-flows-not-present") |
| 953 | return err |
| 954 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 955 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: updatedFlows}, *lDevice.FlowGroups) |
| 956 | if err != nil { |
| 957 | return err |
| 958 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 959 | log.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
| 960 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 961 | // Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 962 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: flows}); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 963 | log.Errorw("db-flow-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 964 | return err |
| 965 | } |
Matt Jeanneret | 518b5a4 | 2019-10-29 10:30:46 -0400 | [diff] [blame] | 966 | if !updated { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 967 | changedMeterStats := agent.updateFlowCountOfMeterStats(mod, meters, flow) |
| 968 | metersToUpdate := &ofp.Meters{} |
| 969 | if lDevice.Meters != nil { |
| 970 | metersToUpdate = &ofp.Meters{Items: meters} |
| 971 | } |
| 972 | if changedMeterStats { |
| 973 | //Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 974 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 975 | log.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 976 | return err |
| 977 | } |
| 978 | log.Debugw("meter-stats-updated-in-DB-successfully", log.Fields{"updated_meters": meters}) |
| 979 | |
| 980 | } |
| 981 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 982 | // Send the flows to the devices |
| 983 | respChannels := agent.addFlowsAndGroupsToDevices(ctx, deviceRules, &flowMetadata) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 984 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 985 | // Create the go routines to wait |
| 986 | go func() { |
| 987 | // Wait for completion |
| 988 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChannels...); res != nil { |
| 989 | log.Warnw("failure-to-add-flows", log.Fields{"errors": res, "logical-device-id": agent.logicalDeviceID}) |
| 990 | // TODO : revert added flow |
| 991 | } |
| 992 | }() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 993 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 994 | return nil |
| 995 | } |
| 996 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 997 | // GetMeterConfig returns meter config |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 998 | func (agent *LogicalDeviceAgent) GetMeterConfig(flows []*ofp.OfpFlowStats, meters []*ofp.OfpMeterEntry, metadata *voltha.FlowMetadata) error { |
| 999 | m := make(map[uint32]bool) |
| 1000 | for _, flow := range flows { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1001 | if flowMeterID := fu.GetMeterIdFromFlow(flow); flowMeterID != 0 && !m[flowMeterID] { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1002 | foundMeter := false |
| 1003 | // Meter is present in the flow , Get from logical device |
| 1004 | for _, meter := range meters { |
| 1005 | if flowMeterID == meter.Config.MeterId { |
| 1006 | metadata.Meters = append(metadata.Meters, meter.Config) |
| 1007 | log.Debugw("Found meter in logical device", |
| 1008 | log.Fields{"meterID": flowMeterID, "meter-band": meter.Config}) |
| 1009 | m[flowMeterID] = true |
| 1010 | foundMeter = true |
| 1011 | break |
| 1012 | } |
| 1013 | } |
| 1014 | if !foundMeter { |
| 1015 | log.Errorw("Meter-referred-by-flow-is-not-found-in-logicaldevice", |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1016 | log.Fields{"meterID": flowMeterID, "Available-meters": meters, "flow": *flow}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1017 | return errors.New("Meter-referred-by-flow-is-not-found-in-logicaldevice") |
| 1018 | } |
| 1019 | } |
| 1020 | } |
| 1021 | log.Debugw("meter-bands-for-flows", log.Fields{"flows": len(flows), "metadata": metadata}) |
| 1022 | return nil |
| 1023 | |
| 1024 | } |
| 1025 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1026 | //flowDelete deletes a flow from the flow table of that logical device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1027 | func (agent *LogicalDeviceAgent) flowDelete(ctx context.Context, mod *ofp.OfpFlowMod) error { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1028 | log.Debug("flowDelete") |
| 1029 | if mod == nil { |
| 1030 | return nil |
| 1031 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1032 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1033 | return err |
| 1034 | } |
| 1035 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1036 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1037 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1038 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1039 | var meters []*ofp.OfpMeterEntry |
| 1040 | var flows []*ofp.OfpFlowStats |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 1041 | var flowGroups []*ofp.OfpGroupEntry |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1042 | |
| 1043 | if lDevice.Flows != nil && lDevice.Flows.Items != nil { |
| 1044 | flows = lDevice.Flows.Items |
| 1045 | } |
| 1046 | |
| 1047 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 1048 | meters = lDevice.Meters.Items |
| 1049 | } |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 1050 | |
| 1051 | if lDevice.FlowGroups != nil && lDevice.FlowGroups.Items != nil { |
| 1052 | flowGroups = lDevice.FlowGroups.Items |
| 1053 | } |
| 1054 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1055 | //build a list of what to keep vs what to delete |
| 1056 | toKeep := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1057 | toDelete := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1058 | for _, f := range flows { |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1059 | // Check whether the flow and the flowmod matches |
Scott Baker | fdea1e3 | 2020-02-21 15:35:41 -0800 | [diff] [blame] | 1060 | fs, err := fu.FlowStatsEntryFromFlowModMessage(mod) |
| 1061 | if err != nil { |
| 1062 | return err |
| 1063 | } |
| 1064 | if fu.FlowMatch(f, fs) { |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1065 | toDelete = append(toDelete, f) |
| 1066 | continue |
| 1067 | } |
| 1068 | // Check wild card match |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1069 | if !fu.FlowMatchesMod(f, mod) { |
| 1070 | toKeep = append(toKeep, f) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1071 | } else { |
| 1072 | toDelete = append(toDelete, f) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1073 | } |
| 1074 | } |
| 1075 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1076 | log.Debugw("flowDelete", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "toKeep": len(toKeep), "toDelete": toDelete}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1077 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1078 | //Update flows |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1079 | if len(toDelete) > 0 { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1080 | var flowMetadata voltha.FlowMetadata |
| 1081 | if err := agent.GetMeterConfig(toDelete, meters, &flowMetadata); err != nil { // This should never happen |
| 1082 | log.Error("Meter-referred-in-flows-not-present") |
| 1083 | return errors.New("Meter-referred-in-flows-not-present") |
| 1084 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1085 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: toDelete}, ofp.FlowGroups{Items: flowGroups}) |
| 1086 | if err != nil { |
| 1087 | return err |
| 1088 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1089 | log.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
| 1090 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1091 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: toKeep}); err != nil { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 1092 | log.Errorw("cannot-update-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1093 | return err |
| 1094 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1095 | |
| 1096 | // Update the devices |
| 1097 | respChnls := agent.deleteFlowsAndGroupsFromDevices(ctx, deviceRules, &flowMetadata) |
| 1098 | |
| 1099 | // Wait for the responses |
| 1100 | go func() { |
| 1101 | // Wait for completion |
| 1102 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChnls...); res != nil { |
| 1103 | log.Errorw("failure-updating-device-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "errors": res}) |
| 1104 | // TODO: Revert the flow deletion |
| 1105 | } |
| 1106 | }() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1107 | } |
| 1108 | |
| 1109 | //TODO: send announcement on delete |
| 1110 | return nil |
| 1111 | } |
| 1112 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1113 | func (agent *LogicalDeviceAgent) addFlowsAndGroupsToDevices(ctx context.Context, deviceRules *fu.DeviceRules, flowMetadata *voltha.FlowMetadata) []coreutils.Response { |
| 1114 | log.Debugw("send-add-flows-to-device-manager", log.Fields{"logicalDeviceID": agent.logicalDeviceID, "deviceRules": deviceRules, "flowMetadata": flowMetadata}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1115 | |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1116 | responses := make([]coreutils.Response, 0) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1117 | for deviceID, value := range deviceRules.GetRules() { |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1118 | response := coreutils.NewResponse() |
| 1119 | responses = append(responses, response) |
| 1120 | go func(deviceId string, value *fu.FlowsAndGroups) { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1121 | ctx, cancel := context.WithTimeout(context.Background(), agent.defaultTimeout) |
| 1122 | defer cancel() |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1123 | if err := agent.deviceMgr.addFlowsAndGroups(ctx, deviceId, value.ListFlows(), value.ListGroups(), flowMetadata); err != nil { |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1124 | log.Errorw("flow-add-failed", log.Fields{"deviceID": deviceId, "error": err}) |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1125 | response.Error(status.Errorf(codes.Internal, "flow-add-failed: %s", deviceId)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1126 | } |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1127 | response.Done() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1128 | }(deviceID, value) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1129 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1130 | // Return responses (an array of channels) for the caller to wait for a response from the far end. |
| 1131 | return responses |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1132 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1133 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1134 | func (agent *LogicalDeviceAgent) deleteFlowsAndGroupsFromDevices(ctx context.Context, deviceRules *fu.DeviceRules, flowMetadata *voltha.FlowMetadata) []coreutils.Response { |
| 1135 | log.Debugw("send-delete-flows-to-device-manager", log.Fields{"logicalDeviceID": agent.logicalDeviceID}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1136 | |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1137 | responses := make([]coreutils.Response, 0) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1138 | for deviceID, value := range deviceRules.GetRules() { |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1139 | response := coreutils.NewResponse() |
| 1140 | responses = append(responses, response) |
| 1141 | go func(deviceId string, value *fu.FlowsAndGroups) { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1142 | ctx, cancel := context.WithTimeout(context.Background(), agent.defaultTimeout) |
| 1143 | defer cancel() |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1144 | if err := agent.deviceMgr.deleteFlowsAndGroups(ctx, deviceId, value.ListFlows(), value.ListGroups(), flowMetadata); err != nil { |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1145 | log.Error("flow-delete-failed", log.Fields{"deviceID": deviceId, "error": err}) |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1146 | response.Error(status.Errorf(codes.Internal, "flow-delete-failed: %s", deviceId)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1147 | } |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1148 | response.Done() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1149 | }(deviceID, value) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1150 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1151 | return responses |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1152 | } |
| 1153 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1154 | func (agent *LogicalDeviceAgent) updateFlowsAndGroupsOfDevice(ctx context.Context, deviceRules *fu.DeviceRules, flowMetadata *voltha.FlowMetadata) []coreutils.Response { |
| 1155 | log.Debugw("send-update-flows-to-device-manager", log.Fields{"logicalDeviceID": agent.logicalDeviceID}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1156 | |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1157 | responses := make([]coreutils.Response, 0) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1158 | for deviceID, value := range deviceRules.GetRules() { |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1159 | response := coreutils.NewResponse() |
| 1160 | responses = append(responses, response) |
| 1161 | go func(deviceId string, value *fu.FlowsAndGroups) { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1162 | ctx, cancel := context.WithTimeout(context.Background(), agent.defaultTimeout) |
| 1163 | defer cancel() |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1164 | if err := agent.deviceMgr.updateFlowsAndGroups(ctx, deviceId, value.ListFlows(), value.ListGroups(), flowMetadata); err != nil { |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1165 | log.Error("flow-update-failed", log.Fields{"deviceID": deviceId, "error": err}) |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1166 | response.Error(status.Errorf(codes.Internal, "flow-update-failed: %s", deviceId)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1167 | } |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1168 | response.Done() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1169 | }(deviceID, value) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1170 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1171 | return responses |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1172 | } |
| 1173 | |
| 1174 | //flowDeleteStrict deletes a flow from the flow table of that logical device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1175 | func (agent *LogicalDeviceAgent) flowDeleteStrict(ctx context.Context, mod *ofp.OfpFlowMod) error { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1176 | log.Debug("flowDeleteStrict") |
| 1177 | if mod == nil { |
| 1178 | return nil |
| 1179 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1180 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1181 | return err |
| 1182 | } |
| 1183 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1184 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1185 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1186 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1187 | var meters []*ofp.OfpMeterEntry |
| 1188 | var flows []*ofp.OfpFlowStats |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 1189 | var flowGroups []*ofp.OfpGroupEntry |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1190 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 1191 | meters = lDevice.Meters.Items |
| 1192 | } |
| 1193 | if lDevice.Flows != nil && lDevice.Flows.Items != nil { |
| 1194 | flows = lDevice.Flows.Items |
| 1195 | } |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 1196 | if lDevice.FlowGroups != nil && lDevice.FlowGroups.Items != nil { |
| 1197 | flowGroups = lDevice.FlowGroups.Items |
| 1198 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1199 | |
| 1200 | changedFlow := false |
| 1201 | changedMeter := false |
Scott Baker | fdea1e3 | 2020-02-21 15:35:41 -0800 | [diff] [blame] | 1202 | flow, err := fu.FlowStatsEntryFromFlowModMessage(mod) |
| 1203 | if err != nil { |
| 1204 | return err |
| 1205 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1206 | flowsToDelete := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1207 | idx := fu.FindFlows(flows, flow) |
| 1208 | if idx >= 0 { |
Gamze Abaka | 6e4ac16 | 2019-10-21 11:10:10 +0000 | [diff] [blame] | 1209 | changedMeter = agent.updateFlowCountOfMeterStats(mod, meters, flows[idx]) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1210 | flowsToDelete = append(flowsToDelete, flows[idx]) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1211 | flows = append(flows[:idx], flows[idx+1:]...) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1212 | changedFlow = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1213 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1214 | return fmt.Errorf("Cannot delete flow - %s", flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1215 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1216 | if changedMeter { |
| 1217 | //Update model |
| 1218 | metersToUpdate := &ofp.Meters{} |
| 1219 | if lDevice.Meters != nil { |
| 1220 | metersToUpdate = &ofp.Meters{Items: meters} |
| 1221 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1222 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1223 | log.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1224 | return err |
| 1225 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1226 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1227 | } |
| 1228 | if changedFlow { |
| 1229 | var flowMetadata voltha.FlowMetadata |
| 1230 | if err := agent.GetMeterConfig(flowsToDelete, meters, &flowMetadata); err != nil { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 1231 | log.Error("meter-referred-in-flows-not-present") |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1232 | return err |
| 1233 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1234 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: flowsToDelete}, ofp.FlowGroups{Items: flowGroups}) |
| 1235 | if err != nil { |
| 1236 | return err |
| 1237 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1238 | log.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
| 1239 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1240 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: flows}); err != nil { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 1241 | log.Errorw("cannot-update-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1242 | return err |
| 1243 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1244 | |
| 1245 | // Update the devices |
| 1246 | respChnls := agent.deleteFlowsAndGroupsFromDevices(ctx, deviceRules, &flowMetadata) |
| 1247 | |
| 1248 | // Wait for completion |
| 1249 | go func() { |
| 1250 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChnls...); res != nil { |
| 1251 | log.Warnw("failure-deleting-device-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "errors": res}) |
| 1252 | //TODO: Revert flow changes |
| 1253 | } |
| 1254 | }() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1255 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1256 | return nil |
| 1257 | } |
| 1258 | |
| 1259 | //flowModify modifies a flow from the flow table of that logical device |
| 1260 | func (agent *LogicalDeviceAgent) flowModify(mod *ofp.OfpFlowMod) error { |
| 1261 | return errors.New("flowModify not implemented") |
| 1262 | } |
| 1263 | |
| 1264 | //flowModifyStrict deletes a flow from the flow table of that logical device |
| 1265 | func (agent *LogicalDeviceAgent) flowModifyStrict(mod *ofp.OfpFlowMod) error { |
| 1266 | return errors.New("flowModifyStrict not implemented") |
| 1267 | } |
| 1268 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1269 | func (agent *LogicalDeviceAgent) groupAdd(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1270 | log.Debug("groupAdd") |
| 1271 | if groupMod == nil { |
| 1272 | return nil |
| 1273 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1274 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1275 | return err |
| 1276 | } |
| 1277 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1278 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1279 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1280 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1281 | groups := lDevice.FlowGroups.Items |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1282 | if fu.FindGroup(groups, groupMod.GroupId) == -1 { |
khenaidoo | 68c930b | 2019-05-13 11:46:51 -0400 | [diff] [blame] | 1283 | groups = append(groups, fu.GroupEntryFromGroupMod(groupMod)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1284 | |
Esin Karaman | 2ea5921 | 2019-12-06 11:41:58 +0000 | [diff] [blame] | 1285 | deviceRules := fu.NewDeviceRules() |
| 1286 | deviceRules.CreateEntryIfNotExist(agent.rootDeviceID) |
| 1287 | fg := fu.NewFlowsAndGroups() |
| 1288 | fg.AddGroup(fu.GroupEntryFromGroupMod(groupMod)) |
| 1289 | deviceRules.AddFlowsAndGroup(agent.rootDeviceID, fg) |
| 1290 | |
| 1291 | log.Debugw("rules", log.Fields{"rules for group-add": deviceRules.String()}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1292 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1293 | if err := agent.updateLogicalDeviceFlowGroupsWithoutLock(ctx, &ofp.FlowGroups{Items: groups}); err != nil { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 1294 | log.Errorw("cannot-update-group", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1295 | return err |
| 1296 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1297 | |
| 1298 | // Update the devices |
| 1299 | respChnls := agent.addFlowsAndGroupsToDevices(ctx, deviceRules, &voltha.FlowMetadata{}) |
| 1300 | |
| 1301 | // Wait for completion |
| 1302 | go func() { |
| 1303 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChnls...); res != nil { |
| 1304 | log.Warnw("failure-updating-device-flows-groups", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "errors": res}) |
| 1305 | //TODO: Revert flow changes |
| 1306 | } |
| 1307 | }() |
| 1308 | return nil |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1309 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1310 | return fmt.Errorf("Groups %d already present", groupMod.GroupId) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1311 | } |
| 1312 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1313 | func (agent *LogicalDeviceAgent) groupDelete(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1314 | log.Debug("groupDelete") |
| 1315 | if groupMod == nil { |
| 1316 | return nil |
| 1317 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1318 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1319 | return err |
| 1320 | } |
| 1321 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1322 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1323 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1324 | groups := lDevice.FlowGroups.Items |
| 1325 | flows := lDevice.Flows.Items |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1326 | var groupsChanged bool |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1327 | flowsChanged := false |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1328 | groupID := groupMod.GroupId |
| 1329 | if groupID == uint32(ofp.OfpGroup_OFPG_ALL) { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1330 | //TODO we must delete all flows that point to this group and |
| 1331 | //signal controller as requested by flow's flag |
| 1332 | groups = []*ofp.OfpGroupEntry{} |
| 1333 | groupsChanged = true |
| 1334 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1335 | idx := fu.FindGroup(groups, groupID) |
| 1336 | if idx == -1 { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1337 | return nil // Valid case |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1338 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1339 | flowsChanged, flows = fu.FlowsDeleteByGroupId(flows, groupID) |
| 1340 | groups = append(groups[:idx], groups[idx+1:]...) |
| 1341 | groupsChanged = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1342 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1343 | if flowsChanged || groupsChanged { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1344 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: flows}, ofp.FlowGroups{Items: groups}) |
| 1345 | if err != nil { |
| 1346 | return err |
| 1347 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1348 | log.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
| 1349 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1350 | if groupsChanged { |
| 1351 | if err := agent.updateLogicalDeviceFlowGroupsWithoutLock(ctx, &ofp.FlowGroups{Items: groups}); err != nil { |
| 1352 | log.Errorw("cannot-update-group", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
| 1353 | return err |
| 1354 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1355 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1356 | if flowsChanged { |
| 1357 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: flows}); err != nil { |
| 1358 | log.Errorw("cannot-update-flow", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
| 1359 | return err |
| 1360 | } |
| 1361 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1362 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1363 | // Update the devices |
| 1364 | respChnls := agent.updateFlowsAndGroupsOfDevice(ctx, deviceRules, nil) |
| 1365 | |
| 1366 | // Wait for completion |
| 1367 | go func() { |
| 1368 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChnls...); res != nil { |
| 1369 | log.Warnw("failure-updating-device-flows-groups", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "errors": res}) |
| 1370 | //TODO: Revert flow changes |
| 1371 | } |
| 1372 | }() |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 1373 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1374 | return nil |
| 1375 | } |
| 1376 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1377 | func (agent *LogicalDeviceAgent) groupModify(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1378 | log.Debug("groupModify") |
| 1379 | if groupMod == nil { |
| 1380 | return nil |
| 1381 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1382 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1383 | return err |
| 1384 | } |
| 1385 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1386 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1387 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1388 | groups := lDevice.FlowGroups.Items |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1389 | var groupsChanged bool |
| 1390 | groupID := groupMod.GroupId |
| 1391 | idx := fu.FindGroup(groups, groupID) |
| 1392 | if idx == -1 { |
| 1393 | return fmt.Errorf("group-absent:%d", groupID) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1394 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1395 | //replace existing group entry with new group definition |
| 1396 | groupEntry := fu.GroupEntryFromGroupMod(groupMod) |
| 1397 | groups[idx] = groupEntry |
| 1398 | groupsChanged = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1399 | if groupsChanged { |
Esin Karaman | 2ea5921 | 2019-12-06 11:41:58 +0000 | [diff] [blame] | 1400 | deviceRules := fu.NewDeviceRules() |
| 1401 | deviceRules.CreateEntryIfNotExist(agent.rootDeviceID) |
| 1402 | fg := fu.NewFlowsAndGroups() |
| 1403 | fg.AddGroup(fu.GroupEntryFromGroupMod(groupMod)) |
| 1404 | deviceRules.AddFlowsAndGroup(agent.rootDeviceID, fg) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1405 | |
Esin Karaman | 2ea5921 | 2019-12-06 11:41:58 +0000 | [diff] [blame] | 1406 | log.Debugw("rules", log.Fields{"rules for group-modify": deviceRules.String()}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1407 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1408 | if err := agent.updateLogicalDeviceFlowGroupsWithoutLock(ctx, &ofp.FlowGroups{Items: groups}); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1409 | log.Errorw("Cannot-update-logical-group", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1410 | return err |
| 1411 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1412 | |
| 1413 | // Update the devices |
| 1414 | respChnls := agent.updateFlowsAndGroupsOfDevice(ctx, deviceRules, &voltha.FlowMetadata{}) |
| 1415 | |
| 1416 | // Wait for completion |
| 1417 | go func() { |
| 1418 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChnls...); res != nil { |
| 1419 | log.Warnw("failure-updating-device-flows-groups", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "errors": res}) |
| 1420 | //TODO: Revert flow changes |
| 1421 | } |
| 1422 | }() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1423 | } |
| 1424 | return nil |
| 1425 | } |
| 1426 | |
| 1427 | // deleteLogicalPort removes the logical port |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1428 | func (agent *LogicalDeviceAgent) deleteLogicalPort(ctx context.Context, lPort *voltha.LogicalPort) error { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1429 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1430 | return err |
| 1431 | } |
| 1432 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1433 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1434 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
| 1435 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 1436 | index := -1 |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1437 | for i, logicalPort := range logicalDevice.Ports { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1438 | if logicalPort.Id == lPort.Id { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 1439 | index = i |
| 1440 | break |
| 1441 | } |
| 1442 | } |
| 1443 | if index >= 0 { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1444 | copy(logicalDevice.Ports[index:], logicalDevice.Ports[index+1:]) |
| 1445 | logicalDevice.Ports[len(logicalDevice.Ports)-1] = nil |
| 1446 | logicalDevice.Ports = logicalDevice.Ports[:len(logicalDevice.Ports)-1] |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1447 | log.Debugw("logical-port-deleted", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1448 | if err := agent.updateLogicalDeviceWithoutLock(ctx, logicalDevice); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1449 | log.Errorw("logical-device-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1450 | return err |
| 1451 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1452 | |
| 1453 | // Remove the logical port from cache |
| 1454 | agent.deleteLogicalPortsFromMap([]uint32{lPort.DevicePortNo}) |
| 1455 | |
| 1456 | // Reset the logical device routes |
| 1457 | go func() { |
| 1458 | if err := agent.buildRoutes(context.Background()); err != nil { |
khenaidoo | 80b987d | 2020-02-20 10:52:52 -0500 | [diff] [blame] | 1459 | log.Warnw("device-routes-not-ready", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "error": err}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1460 | } |
| 1461 | }() |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 1462 | } |
| 1463 | return nil |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 1464 | } |
| 1465 | |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1466 | // deleteLogicalPorts removes the logical ports associated with that deviceId |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1467 | func (agent *LogicalDeviceAgent) deleteLogicalPorts(ctx context.Context, deviceID string) error { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1468 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1469 | return err |
| 1470 | } |
| 1471 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1472 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1473 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1474 | lPortstoKeep := []*voltha.LogicalPort{} |
| 1475 | lPortsNoToDelete := []uint32{} |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1476 | for _, logicalPort := range logicalDevice.Ports { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1477 | if logicalPort.DeviceId != deviceID { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1478 | lPortstoKeep = append(lPortstoKeep, logicalPort) |
| 1479 | } else { |
| 1480 | lPortsNoToDelete = append(lPortsNoToDelete, logicalPort.DevicePortNo) |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1481 | } |
| 1482 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1483 | logicalDevice.Ports = lPortstoKeep |
| 1484 | |
| 1485 | log.Debugw("updated-logical-ports", log.Fields{"ports": lPortstoKeep}) |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1486 | if err := agent.updateLogicalDeviceWithoutLock(ctx, logicalDevice); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1487 | log.Errorw("logical-device-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1488 | return err |
| 1489 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1490 | // Remove the port from the cached logical ports set |
| 1491 | agent.deleteLogicalPortsFromMap(lPortsNoToDelete) |
| 1492 | |
| 1493 | // Reset the logical device routes |
| 1494 | go func() { |
| 1495 | if err := agent.buildRoutes(context.Background()); err != nil { |
khenaidoo | 80b987d | 2020-02-20 10:52:52 -0500 | [diff] [blame] | 1496 | log.Warnw("routes-not-ready", log.Fields{"logical-device-id": agent.logicalDeviceID, "error": err}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1497 | } |
| 1498 | }() |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1499 | |
| 1500 | return nil |
| 1501 | } |
| 1502 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1503 | // enableLogicalPort enables the logical port |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1504 | func (agent *LogicalDeviceAgent) enableLogicalPort(ctx context.Context, lPortID string) error { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1505 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1506 | return err |
| 1507 | } |
| 1508 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1509 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1510 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
| 1511 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1512 | index := -1 |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1513 | for i, logicalPort := range logicalDevice.Ports { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1514 | if logicalPort.Id == lPortID { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1515 | index = i |
| 1516 | break |
| 1517 | } |
| 1518 | } |
| 1519 | if index >= 0 { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1520 | logicalDevice.Ports[index].OfpPort.Config = logicalDevice.Ports[index].OfpPort.Config & ^uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1521 | return agent.updateLogicalDeviceWithoutLock(ctx, logicalDevice) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1522 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1523 | return status.Errorf(codes.NotFound, "Port %s on Logical Device %s", lPortID, agent.logicalDeviceID) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1524 | } |
| 1525 | |
| 1526 | // disableLogicalPort disabled the logical port |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1527 | func (agent *LogicalDeviceAgent) disableLogicalPort(ctx context.Context, lPortID string) error { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1528 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1529 | return err |
| 1530 | } |
| 1531 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1532 | |
| 1533 | // Get the most up to date logical device |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1534 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1535 | index := -1 |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1536 | for i, logicalPort := range logicalDevice.Ports { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1537 | if logicalPort.Id == lPortID { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1538 | index = i |
| 1539 | break |
| 1540 | } |
| 1541 | } |
| 1542 | if index >= 0 { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1543 | logicalDevice.Ports[index].OfpPort.Config = (logicalDevice.Ports[index].OfpPort.Config & ^uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN)) | uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1544 | return agent.updateLogicalDeviceWithoutLock(ctx, logicalDevice) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1545 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1546 | return status.Errorf(codes.NotFound, "Port %s on Logical Device %s", lPortID, agent.logicalDeviceID) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1547 | } |
| 1548 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1549 | func (agent *LogicalDeviceAgent) getPreCalculatedRoute(ingress, egress uint32) ([]route.Hop, error) { |
| 1550 | log.Debugw("ROUTE", log.Fields{"len": len(agent.deviceRoutes.Routes)}) |
| 1551 | for routeLink, route := range agent.deviceRoutes.Routes { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1552 | log.Debugw("ROUTELINKS", log.Fields{"ingress": ingress, "egress": egress, "routelink": routeLink}) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1553 | if ingress == routeLink.Ingress && egress == routeLink.Egress { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1554 | return route, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1555 | } |
| 1556 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1557 | return nil, status.Errorf(codes.FailedPrecondition, "no route from:%d to:%d", ingress, egress) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1558 | } |
| 1559 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1560 | // GetRoute returns route |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1561 | func (agent *LogicalDeviceAgent) GetRoute(ctx context.Context, ingressPortNo uint32, egressPortNo uint32) ([]route.Hop, error) { |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1562 | log.Debugw("getting-route", log.Fields{"ingress-port": ingressPortNo, "egress-port": egressPortNo}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1563 | routes := make([]route.Hop, 0) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1564 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1565 | // Note: A port value of 0 is equivalent to a nil port |
| 1566 | |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1567 | // Consider different possibilities |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1568 | if egressPortNo != 0 && ((egressPortNo & 0x7fffffff) == uint32(ofp.OfpPortNo_OFPP_CONTROLLER)) { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1569 | log.Debugw("controller-flow", log.Fields{"ingressPortNo": ingressPortNo, "egressPortNo": egressPortNo, "logicalPortsNo": agent.logicalPortsNo}) |
| 1570 | if agent.isNNIPort(ingressPortNo) { |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1571 | //This is a trap on the NNI Port |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1572 | if len(agent.deviceRoutes.Routes) == 0 { |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1573 | // If there are no routes set (usually when the logical device has only NNI port(s), then just return an |
Humera Kouser | 4ff8901 | 2019-08-25 19:01:51 -0400 | [diff] [blame] | 1574 | // route with same IngressHop and EgressHop |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1575 | hop := route.Hop{DeviceID: agent.rootDeviceID, Ingress: ingressPortNo, Egress: ingressPortNo} |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1576 | routes = append(routes, hop) |
| 1577 | routes = append(routes, hop) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1578 | return routes, nil |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1579 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1580 | //Return a 'half' route to make the flow decomposer logic happy |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1581 | for routeLink, path := range agent.deviceRoutes.Routes { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1582 | if agent.isNNIPort(routeLink.Egress) { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1583 | routes = append(routes, route.Hop{}) // first hop is set to empty |
| 1584 | routes = append(routes, path[1]) |
| 1585 | return routes, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1586 | } |
| 1587 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1588 | return nil, status.Errorf(codes.FailedPrecondition, "no upstream route from:%d to:%d", ingressPortNo, egressPortNo) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1589 | } |
| 1590 | //treat it as if the output port is the first NNI of the OLT |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1591 | var err error |
| 1592 | if egressPortNo, err = agent.getFirstNNIPort(); err != nil { |
| 1593 | log.Warnw("no-nni-port", log.Fields{"error": err}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1594 | return nil, err |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1595 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1596 | } |
| 1597 | //If ingress port is not specified (nil), it may be a wildcarded |
| 1598 | //route if egress port is OFPP_CONTROLLER or a nni logical port, |
| 1599 | //in which case we need to create a half-route where only the egress |
| 1600 | //hop is filled, the first hop is nil |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1601 | if ingressPortNo == 0 && agent.isNNIPort(egressPortNo) { |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1602 | // We can use the 2nd hop of any upstream route, so just find the first upstream: |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1603 | for routeLink, path := range agent.deviceRoutes.Routes { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1604 | if agent.isNNIPort(routeLink.Egress) { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1605 | routes = append(routes, route.Hop{}) // first hop is set to empty |
| 1606 | routes = append(routes, path[1]) |
| 1607 | return routes, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1608 | } |
| 1609 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1610 | return nil, status.Errorf(codes.FailedPrecondition, "no upstream route from:%d to:%d", ingressPortNo, egressPortNo) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1611 | } |
| 1612 | //If egress port is not specified (nil), we can also can return a "half" route |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1613 | if egressPortNo == 0 { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1614 | for routeLink, path := range agent.deviceRoutes.Routes { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1615 | if routeLink.Ingress == ingressPortNo { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1616 | routes = append(routes, path[0]) |
| 1617 | routes = append(routes, route.Hop{}) |
| 1618 | return routes, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1619 | } |
| 1620 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1621 | return nil, status.Errorf(codes.FailedPrecondition, "no downstream route from:%d to:%d", ingressPortNo, egressPortNo) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1622 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1623 | // Return the pre-calculated route |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1624 | return agent.getPreCalculatedRoute(ingressPortNo, egressPortNo) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1625 | } |
| 1626 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 1627 | //GetWildcardInputPorts filters out the logical port number from the set of logical ports on the device and |
| 1628 | //returns their port numbers. This function is invoked only during flow decomposition where the lock on the logical |
| 1629 | //device is already held. Therefore it is safe to retrieve the logical device without lock. |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1630 | func (agent *LogicalDeviceAgent) GetWildcardInputPorts(excludePort ...uint32) []uint32 { |
| 1631 | lPorts := make([]uint32, 0) |
| 1632 | var exclPort uint32 |
| 1633 | if len(excludePort) == 1 { |
| 1634 | exclPort = excludePort[0] |
| 1635 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1636 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1637 | for _, port := range lDevice.Ports { |
| 1638 | if port.OfpPort.PortNo != exclPort { |
| 1639 | lPorts = append(lPorts, port.OfpPort.PortNo) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1640 | } |
| 1641 | } |
| 1642 | return lPorts |
| 1643 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1644 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1645 | // GetDeviceRoutes returns device graph |
| 1646 | func (agent *LogicalDeviceAgent) GetDeviceRoutes() *route.DeviceRoutes { |
| 1647 | return agent.deviceRoutes |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1648 | } |
| 1649 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1650 | //rebuildRoutes rebuilds the device routes |
| 1651 | func (agent *LogicalDeviceAgent) buildRoutes(ctx context.Context) error { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1652 | log.Debugf("building-routes", log.Fields{"logical-device-id": agent.logicalDeviceID}) |
| 1653 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1654 | return err |
| 1655 | } |
| 1656 | defer agent.requestQueue.RequestComplete() |
| 1657 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1658 | if agent.deviceRoutes == nil { |
| 1659 | agent.deviceRoutes = route.NewDeviceRoutes(agent.logicalDeviceID, agent.deviceMgr.GetDevice) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1660 | } |
| 1661 | // Get all the logical ports on that logical device |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1662 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1663 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1664 | if err := agent.deviceRoutes.ComputeRoutes(ctx, lDevice.Ports); err != nil { |
| 1665 | return err |
| 1666 | } |
| 1667 | if err := agent.deviceRoutes.Print(); err != nil { |
| 1668 | return err |
| 1669 | } |
| 1670 | |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1671 | return nil |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1672 | } |
| 1673 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1674 | //updateRoutes updates the device routes |
| 1675 | func (agent *LogicalDeviceAgent) updateRoutes(ctx context.Context, lp *voltha.LogicalPort) error { |
| 1676 | log.Debugw("updateRoutes", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1677 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1678 | return err |
| 1679 | } |
| 1680 | defer agent.requestQueue.RequestComplete() |
| 1681 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1682 | if agent.deviceRoutes == nil { |
| 1683 | agent.deviceRoutes = route.NewDeviceRoutes(agent.logicalDeviceID, agent.deviceMgr.GetDevice) |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1684 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1685 | if err := agent.deviceRoutes.AddPort(ctx, lp, agent.logicalDevice.Ports); err != nil { |
| 1686 | return err |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1687 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1688 | if err := agent.deviceRoutes.Print(); err != nil { |
| 1689 | return err |
| 1690 | } |
| 1691 | return nil |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1692 | } |
| 1693 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1694 | // diff go over two lists of logical ports and return what's new, what's changed and what's removed. |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1695 | func diff(oldList, newList []*voltha.LogicalPort) (newPorts, changedPorts, deletedPorts []*voltha.LogicalPort) { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1696 | newPorts = make([]*voltha.LogicalPort, 0) |
| 1697 | changedPorts = make([]*voltha.LogicalPort, 0) |
| 1698 | deletedPorts = make([]*voltha.LogicalPort, 0) |
| 1699 | for _, o := range oldList { |
| 1700 | found := false |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1701 | for _, n := range newList { |
| 1702 | if o.Id == n.Id { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1703 | found = true |
| 1704 | break |
| 1705 | } |
| 1706 | } |
| 1707 | if !found { |
| 1708 | deletedPorts = append(deletedPorts, o) |
| 1709 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1710 | } |
| 1711 | for _, n := range newList { |
| 1712 | found := false |
khenaidoo | 2bc4828 | 2019-07-16 18:13:46 -0400 | [diff] [blame] | 1713 | changed := false |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1714 | for _, o := range oldList { |
| 1715 | if o.Id == n.Id { |
khenaidoo | 2bc4828 | 2019-07-16 18:13:46 -0400 | [diff] [blame] | 1716 | changed = !reflect.DeepEqual(o, n) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1717 | found = true |
| 1718 | break |
| 1719 | } |
| 1720 | } |
| 1721 | if !found { |
| 1722 | newPorts = append(newPorts, n) |
| 1723 | } |
khenaidoo | 2bc4828 | 2019-07-16 18:13:46 -0400 | [diff] [blame] | 1724 | if changed { |
| 1725 | changedPorts = append(changedPorts, n) |
| 1726 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1727 | } |
| 1728 | return |
| 1729 | } |
| 1730 | |
| 1731 | // portUpdated is invoked when a port is updated on the logical device. Until |
| 1732 | // the POST_ADD notification is fixed, we will use the logical device to |
| 1733 | // update that data. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1734 | func (agent *LogicalDeviceAgent) portUpdated(ctx context.Context, args ...interface{}) interface{} { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1735 | log.Debugw("portUpdated-callback", log.Fields{"argsLen": len(args)}) |
| 1736 | |
| 1737 | var oldLD *voltha.LogicalDevice |
| 1738 | var newlD *voltha.LogicalDevice |
| 1739 | |
| 1740 | var ok bool |
| 1741 | if oldLD, ok = args[0].(*voltha.LogicalDevice); !ok { |
| 1742 | log.Errorw("invalid-args", log.Fields{"args0": args[0]}) |
| 1743 | return nil |
| 1744 | } |
| 1745 | if newlD, ok = args[1].(*voltha.LogicalDevice); !ok { |
| 1746 | log.Errorw("invalid-args", log.Fields{"args1": args[1]}) |
| 1747 | return nil |
| 1748 | } |
| 1749 | |
| 1750 | if reflect.DeepEqual(oldLD.Ports, newlD.Ports) { |
| 1751 | log.Debug("ports-have-not-changed") |
| 1752 | return nil |
| 1753 | } |
| 1754 | |
| 1755 | // Get the difference between the two list |
| 1756 | newPorts, changedPorts, deletedPorts := diff(oldLD.Ports, newlD.Ports) |
| 1757 | |
| 1758 | // Send the port change events to the OF controller |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1759 | for _, newP := range newPorts { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1760 | go agent.ldeviceMgr.grpcNbiHdlr.sendChangeEvent(agent.logicalDeviceID, |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1761 | &ofp.OfpPortStatus{Reason: ofp.OfpPortReason_OFPPR_ADD, Desc: newP.OfpPort}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1762 | } |
| 1763 | for _, change := range changedPorts { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1764 | go agent.ldeviceMgr.grpcNbiHdlr.sendChangeEvent(agent.logicalDeviceID, |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1765 | &ofp.OfpPortStatus{Reason: ofp.OfpPortReason_OFPPR_MODIFY, Desc: change.OfpPort}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1766 | } |
| 1767 | for _, del := range deletedPorts { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1768 | go agent.ldeviceMgr.grpcNbiHdlr.sendChangeEvent(agent.logicalDeviceID, |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1769 | &ofp.OfpPortStatus{Reason: ofp.OfpPortReason_OFPPR_DELETE, Desc: del.OfpPort}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1770 | } |
| 1771 | |
| 1772 | return nil |
| 1773 | } |
| 1774 | |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1775 | // addNNILogicalPort adds an NNI port to the logical device. It returns a bool representing whether a port has been |
| 1776 | // added and an eror in case a valid error is encountered. If the port was successfully added it will return |
| 1777 | // (true, nil). If the device is not in the correct state it will return (false, nil) as this is a valid |
| 1778 | // scenario. This also applies to the case where the port was already added. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1779 | func (agent *LogicalDeviceAgent) addNNILogicalPort(ctx context.Context, device *voltha.Device, port *voltha.Port) (bool, error) { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1780 | log.Debugw("addNNILogicalPort", log.Fields{"NNI": port}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1781 | if device.AdminState != voltha.AdminState_ENABLED || device.OperStatus != voltha.OperStatus_ACTIVE { |
| 1782 | log.Infow("device-not-ready", log.Fields{"deviceId": device.Id, "admin": device.AdminState, "oper": device.OperStatus}) |
| 1783 | return false, nil |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1784 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1785 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1786 | return false, err |
| 1787 | } |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1788 | if agent.portExist(device, port) { |
| 1789 | log.Debugw("port-already-exist", log.Fields{"port": port}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1790 | agent.requestQueue.RequestComplete() |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1791 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1792 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1793 | agent.requestQueue.RequestComplete() |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1794 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1795 | var portCap *ic.PortCapability |
| 1796 | var err error |
| 1797 | // First get the port capability |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1798 | if portCap, err = agent.deviceMgr.getPortCapability(ctx, device.Id, port.PortNo); err != nil { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1799 | log.Errorw("error-retrieving-port-capabilities", log.Fields{"error": err}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1800 | return false, err |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1801 | } |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1802 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1803 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1804 | return false, err |
| 1805 | } |
| 1806 | |
| 1807 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1808 | // Double check again if this port has been already added since the getPortCapability could have taken a long time |
| 1809 | if agent.portExist(device, port) { |
| 1810 | log.Debugw("port-already-exist", log.Fields{"port": port}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1811 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1812 | } |
| 1813 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1814 | portCap.Port.RootPort = true |
| 1815 | lp := (proto.Clone(portCap.Port)).(*voltha.LogicalPort) |
| 1816 | lp.DeviceId = device.Id |
| 1817 | lp.Id = fmt.Sprintf("nni-%d", port.PortNo) |
| 1818 | lp.OfpPort.PortNo = port.PortNo |
| 1819 | lp.OfpPort.Name = lp.Id |
| 1820 | lp.DevicePortNo = port.PortNo |
| 1821 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1822 | ld := agent.getLogicalDeviceWithoutLock() |
| 1823 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1824 | cloned := (proto.Clone(ld)).(*voltha.LogicalDevice) |
| 1825 | if cloned.Ports == nil { |
| 1826 | cloned.Ports = make([]*voltha.LogicalPort, 0) |
| 1827 | } |
| 1828 | cloned.Ports = append(cloned.Ports, lp) |
| 1829 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1830 | if err = agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1831 | log.Errorw("error-updating-logical-device", log.Fields{"error": err}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1832 | return false, err |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1833 | } |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1834 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1835 | // Update the device routes with this new logical port |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1836 | clonedLP := (proto.Clone(lp)).(*voltha.LogicalPort) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1837 | go func() { |
| 1838 | if err := agent.updateRoutes(context.Background(), clonedLP); err != nil { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1839 | log.Warnw("routes-not-ready", log.Fields{"logical-device-id": agent.logicalDeviceID, "logical-port": lp.OfpPort.PortNo, "error": err}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1840 | } |
| 1841 | }() |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1842 | |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1843 | return true, nil |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1844 | } |
| 1845 | |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1846 | func (agent *LogicalDeviceAgent) portExist(device *voltha.Device, port *voltha.Port) bool { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1847 | ldevice := agent.getLogicalDeviceWithoutLock() |
| 1848 | for _, lPort := range ldevice.Ports { |
| 1849 | if lPort.DeviceId == device.Id && lPort.DevicePortNo == port.PortNo && lPort.Id == port.Label { |
| 1850 | return true |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1851 | } |
| 1852 | } |
| 1853 | return false |
| 1854 | } |
| 1855 | |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1856 | // addUNILogicalPort adds an UNI port to the logical device. It returns a bool representing whether a port has been |
| 1857 | // added and an eror in case a valid error is encountered. If the port was successfully added it will return |
| 1858 | // (true, nil). If the device is not in the correct state it will return (false, nil) as this is a valid |
| 1859 | // scenario. This also applies to the case where the port was already added. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1860 | func (agent *LogicalDeviceAgent) addUNILogicalPort(ctx context.Context, childDevice *voltha.Device, port *voltha.Port) (bool, error) { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1861 | log.Debugw("addUNILogicalPort", log.Fields{"port": port}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1862 | if childDevice.AdminState != voltha.AdminState_ENABLED || childDevice.OperStatus != voltha.OperStatus_ACTIVE { |
| 1863 | log.Infow("device-not-ready", log.Fields{"deviceId": childDevice.Id, "admin": childDevice.AdminState, "oper": childDevice.OperStatus}) |
| 1864 | return false, nil |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1865 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1866 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1867 | return false, err |
| 1868 | } |
| 1869 | |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1870 | if agent.portExist(childDevice, port) { |
| 1871 | log.Debugw("port-already-exist", log.Fields{"port": port}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1872 | agent.requestQueue.RequestComplete() |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1873 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1874 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1875 | agent.requestQueue.RequestComplete() |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1876 | var portCap *ic.PortCapability |
| 1877 | var err error |
| 1878 | // First get the port capability |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1879 | if portCap, err = agent.deviceMgr.getPortCapability(ctx, childDevice.Id, port.PortNo); err != nil { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1880 | log.Errorw("error-retrieving-port-capabilities", log.Fields{"error": err}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1881 | return false, err |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1882 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame^] | 1883 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1884 | return false, err |
| 1885 | } |
| 1886 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1887 | // Double check again if this port has been already added since the getPortCapability could have taken a long time |
| 1888 | if agent.portExist(childDevice, port) { |
| 1889 | log.Debugw("port-already-exist", log.Fields{"port": port}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1890 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1891 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1892 | // Get stored logical device |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1893 | ldevice := agent.getLogicalDeviceWithoutLock() |
| 1894 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1895 | log.Debugw("adding-uni", log.Fields{"deviceId": childDevice.Id}) |
| 1896 | portCap.Port.RootPort = false |
| 1897 | portCap.Port.Id = port.Label |
| 1898 | portCap.Port.OfpPort.PortNo = port.PortNo |
| 1899 | portCap.Port.DeviceId = childDevice.Id |
| 1900 | portCap.Port.DevicePortNo = port.PortNo |
| 1901 | cloned := (proto.Clone(ldevice)).(*voltha.LogicalDevice) |
| 1902 | if cloned.Ports == nil { |
| 1903 | cloned.Ports = make([]*voltha.LogicalPort, 0) |
| 1904 | } |
| 1905 | cloned.Ports = append(cloned.Ports, portCap.Port) |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1906 | if err := agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1907 | return false, err |
| 1908 | } |
| 1909 | // Update the device graph with this new logical port |
| 1910 | clonedLP := (proto.Clone(portCap.Port)).(*voltha.LogicalPort) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1911 | |
| 1912 | go func() { |
| 1913 | if err := agent.updateRoutes(context.Background(), clonedLP); err != nil { |
| 1914 | log.Warn("routes-not-ready", log.Fields{"logical-device-id": agent.logicalDeviceID, "error": err}) |
| 1915 | } |
| 1916 | }() |
| 1917 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1918 | return true, nil |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1919 | } |
| 1920 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1921 | func (agent *LogicalDeviceAgent) packetOut(ctx context.Context, packet *ofp.OfpPacketOut) { |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 1922 | log.Debugw("packet-out", log.Fields{ |
| 1923 | "packet": hex.EncodeToString(packet.Data), |
| 1924 | "inPort": packet.GetInPort(), |
| 1925 | }) |
khenaidoo | 68c930b | 2019-05-13 11:46:51 -0400 | [diff] [blame] | 1926 | outPort := fu.GetPacketOutPort(packet) |
khenaidoo | fdbad6e | 2018-11-06 22:26:38 -0500 | [diff] [blame] | 1927 | //frame := packet.GetData() |
| 1928 | //TODO: Use a channel between the logical agent and the device agent |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1929 | if err := agent.deviceMgr.packetOut(ctx, agent.rootDeviceID, outPort, packet); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1930 | log.Error("packetout-failed", log.Fields{"logicalDeviceID": agent.rootDeviceID}) |
khenaidoo | ca30132 | 2019-01-09 23:06:32 -0500 | [diff] [blame] | 1931 | } |
khenaidoo | fdbad6e | 2018-11-06 22:26:38 -0500 | [diff] [blame] | 1932 | } |
| 1933 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1934 | func (agent *LogicalDeviceAgent) packetIn(port uint32, transactionID string, packet []byte) { |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 1935 | log.Debugw("packet-in", log.Fields{ |
| 1936 | "port": port, |
| 1937 | "packet": hex.EncodeToString(packet), |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1938 | "transactionId": transactionID, |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 1939 | }) |
khenaidoo | 68c930b | 2019-05-13 11:46:51 -0400 | [diff] [blame] | 1940 | packetIn := fu.MkPacketIn(port, packet) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1941 | agent.ldeviceMgr.grpcNbiHdlr.sendPacketIn(agent.logicalDeviceID, transactionID, packetIn) |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 1942 | log.Debugw("sending-packet-in", log.Fields{"packet": hex.EncodeToString(packetIn.Data)}) |
khenaidoo | fdbad6e | 2018-11-06 22:26:38 -0500 | [diff] [blame] | 1943 | } |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1944 | |
| 1945 | func (agent *LogicalDeviceAgent) addLogicalPortToMap(portNo uint32, nniPort bool) { |
| 1946 | agent.lockLogicalPortsNo.Lock() |
| 1947 | defer agent.lockLogicalPortsNo.Unlock() |
| 1948 | if exist := agent.logicalPortsNo[portNo]; !exist { |
| 1949 | agent.logicalPortsNo[portNo] = nniPort |
| 1950 | } |
| 1951 | } |
| 1952 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1953 | func (agent *LogicalDeviceAgent) deleteLogicalPortsFromMap(portsNo []uint32) { |
| 1954 | agent.lockLogicalPortsNo.Lock() |
| 1955 | defer agent.lockLogicalPortsNo.Unlock() |
| 1956 | for _, pNo := range portsNo { |
| 1957 | delete(agent.logicalPortsNo, pNo) |
| 1958 | } |
| 1959 | } |
| 1960 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 1961 | func (agent *LogicalDeviceAgent) addLogicalPortsToMap(lps []*voltha.LogicalPort) { |
| 1962 | agent.lockLogicalPortsNo.Lock() |
| 1963 | defer agent.lockLogicalPortsNo.Unlock() |
| 1964 | for _, lp := range lps { |
| 1965 | if exist := agent.logicalPortsNo[lp.DevicePortNo]; !exist { |
| 1966 | agent.logicalPortsNo[lp.DevicePortNo] = lp.RootPort |
| 1967 | } |
| 1968 | } |
| 1969 | } |
| 1970 | |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1971 | func (agent *LogicalDeviceAgent) isNNIPort(portNo uint32) bool { |
| 1972 | agent.lockLogicalPortsNo.RLock() |
| 1973 | defer agent.lockLogicalPortsNo.RUnlock() |
| 1974 | if exist := agent.logicalPortsNo[portNo]; exist { |
| 1975 | return agent.logicalPortsNo[portNo] |
| 1976 | } |
| 1977 | return false |
| 1978 | } |
| 1979 | |
| 1980 | func (agent *LogicalDeviceAgent) getFirstNNIPort() (uint32, error) { |
| 1981 | agent.lockLogicalPortsNo.RLock() |
| 1982 | defer agent.lockLogicalPortsNo.RUnlock() |
| 1983 | for portNo, nni := range agent.logicalPortsNo { |
| 1984 | if nni { |
| 1985 | return portNo, nil |
| 1986 | } |
| 1987 | } |
| 1988 | return 0, status.Error(codes.NotFound, "No NNI port found") |
| 1989 | } |
Esin Karaman | 09959ae | 2019-11-29 13:59:58 +0000 | [diff] [blame] | 1990 | |
| 1991 | //GetNNIPorts returns NNI ports. |
| 1992 | func (agent *LogicalDeviceAgent) GetNNIPorts() []uint32 { |
| 1993 | agent.lockLogicalPortsNo.RLock() |
| 1994 | defer agent.lockLogicalPortsNo.RUnlock() |
| 1995 | nniPorts := make([]uint32, 0) |
| 1996 | for portNo, nni := range agent.logicalPortsNo { |
| 1997 | if nni { |
| 1998 | nniPorts = append(nniPorts, portNo) |
| 1999 | } |
| 2000 | } |
| 2001 | return nniPorts |
| 2002 | } |