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 | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 24 | "github.com/opencord/voltha-go/rw_core/route" |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 25 | "reflect" |
| 26 | "sync" |
| 27 | "time" |
| 28 | |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 29 | "github.com/gogo/protobuf/proto" |
sbarbari | 17d7e22 | 2019-11-05 10:02:29 -0500 | [diff] [blame] | 30 | "github.com/opencord/voltha-go/db/model" |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 31 | fd "github.com/opencord/voltha-go/rw_core/flowdecomposition" |
Scott Baker | b671a86 | 2019-10-24 10:53:40 -0700 | [diff] [blame] | 32 | coreutils "github.com/opencord/voltha-go/rw_core/utils" |
serkant.uluderya | 2ae470f | 2020-01-21 11:13:09 -0800 | [diff] [blame] | 33 | fu "github.com/opencord/voltha-lib-go/v3/pkg/flows" |
| 34 | "github.com/opencord/voltha-lib-go/v3/pkg/log" |
| 35 | ic "github.com/opencord/voltha-protos/v3/go/inter_container" |
| 36 | ofp "github.com/opencord/voltha-protos/v3/go/openflow_13" |
| 37 | "github.com/opencord/voltha-protos/v3/go/voltha" |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 38 | "google.golang.org/grpc/codes" |
| 39 | "google.golang.org/grpc/status" |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 40 | ) |
| 41 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 42 | // LogicalDeviceAgent represent attributes of logical device agent |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 43 | type LogicalDeviceAgent struct { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 44 | logicalDeviceID string |
| 45 | rootDeviceID string |
khenaidoo | 3306c99 | 2019-05-24 16:57:35 -0400 | [diff] [blame] | 46 | deviceMgr *DeviceManager |
| 47 | ldeviceMgr *LogicalDeviceManager |
| 48 | clusterDataProxy *model.Proxy |
| 49 | exitChannel chan int |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 50 | deviceRoutes *route.DeviceRoutes |
khenaidoo | 3306c99 | 2019-05-24 16:57:35 -0400 | [diff] [blame] | 51 | flowProxy *model.Proxy |
| 52 | groupProxy *model.Proxy |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 53 | meterProxy *model.Proxy |
khenaidoo | 3306c99 | 2019-05-24 16:57:35 -0400 | [diff] [blame] | 54 | ldProxy *model.Proxy |
| 55 | portProxies map[string]*model.Proxy |
| 56 | portProxiesLock sync.RWMutex |
| 57 | lockLogicalDevice sync.RWMutex |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 58 | lockDeviceRoutes sync.RWMutex |
khenaidoo | 3306c99 | 2019-05-24 16:57:35 -0400 | [diff] [blame] | 59 | logicalPortsNo map[uint32]bool //value is true for NNI port |
| 60 | lockLogicalPortsNo sync.RWMutex |
| 61 | flowDecomposer *fd.FlowDecomposer |
| 62 | defaultTimeout int64 |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 63 | logicalDevice *voltha.LogicalDevice |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 64 | } |
| 65 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 66 | func newLogicalDeviceAgent(id string, deviceID string, ldeviceMgr *LogicalDeviceManager, |
Stephane Barbarie | 1ab4327 | 2018-12-08 21:42:13 -0500 | [diff] [blame] | 67 | deviceMgr *DeviceManager, |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 68 | cdProxy *model.Proxy, timeout int64) *LogicalDeviceAgent { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 69 | var agent LogicalDeviceAgent |
| 70 | agent.exitChannel = make(chan int, 1) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 71 | agent.logicalDeviceID = id |
| 72 | agent.rootDeviceID = deviceID |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 73 | agent.deviceMgr = deviceMgr |
khenaidoo | 9a46896 | 2018-09-19 15:33:13 -0400 | [diff] [blame] | 74 | agent.clusterDataProxy = cdProxy |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 75 | agent.ldeviceMgr = ldeviceMgr |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 76 | agent.flowDecomposer = fd.NewFlowDecomposer(agent.deviceMgr) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 77 | agent.lockLogicalDevice = sync.RWMutex{} |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 78 | agent.portProxies = make(map[string]*model.Proxy) |
| 79 | agent.portProxiesLock = sync.RWMutex{} |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 80 | agent.lockLogicalPortsNo = sync.RWMutex{} |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 81 | agent.lockDeviceRoutes = sync.RWMutex{} |
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 | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 84 | return &agent |
| 85 | } |
| 86 | |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 87 | // start creates the logical device and add it to the data model |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 88 | func (agent *LogicalDeviceAgent) start(ctx context.Context, loadFromdB bool) error { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 89 | log.Infow("starting-logical_device-agent", log.Fields{"logicaldeviceId": agent.logicalDeviceID, "loadFromdB": loadFromdB}) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 90 | var ld *voltha.LogicalDevice |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 91 | var err error |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 92 | if !loadFromdB { |
khenaidoo | 7e3d8f1 | 2019-08-02 16:06:30 -0400 | [diff] [blame] | 93 | //Build the logical device based on information retrieved from the device adapter |
| 94 | var switchCap *ic.SwitchCapability |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 95 | var err error |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 96 | if switchCap, err = agent.deviceMgr.getSwitchCapability(ctx, agent.rootDeviceID); err != nil { |
khenaidoo | 7e3d8f1 | 2019-08-02 16:06:30 -0400 | [diff] [blame] | 97 | log.Errorw("error-creating-logical-device", log.Fields{"error": err}) |
| 98 | return err |
| 99 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 100 | ld = &voltha.LogicalDevice{Id: agent.logicalDeviceID, RootDeviceId: agent.rootDeviceID} |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 101 | |
| 102 | // Create the datapath ID (uint64) using the logical device ID (based on the MAC Address) |
| 103 | var datapathID uint64 |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 104 | if datapathID, err = CreateDataPathID(agent.logicalDeviceID); err != nil { |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 105 | log.Errorw("error-creating-datapath-id", log.Fields{"error": err}) |
| 106 | return err |
| 107 | } |
| 108 | ld.DatapathId = datapathID |
khenaidoo | 7e3d8f1 | 2019-08-02 16:06:30 -0400 | [diff] [blame] | 109 | ld.Desc = (proto.Clone(switchCap.Desc)).(*ofp.OfpDesc) |
| 110 | log.Debugw("Switch-capability", log.Fields{"Desc": ld.Desc, "fromAd": switchCap.Desc}) |
| 111 | ld.SwitchFeatures = (proto.Clone(switchCap.SwitchFeatures)).(*ofp.OfpSwitchFeatures) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 112 | ld.Flows = &ofp.Flows{Items: nil} |
| 113 | ld.FlowGroups = &ofp.FlowGroups{Items: nil} |
khenaidoo | 4908535 | 2020-01-13 19:15:43 -0500 | [diff] [blame] | 114 | ld.Ports = []*voltha.LogicalPort{} |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 115 | |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 116 | agent.lockLogicalDevice.Lock() |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 117 | // Save the logical device |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 118 | added, err := agent.clusterDataProxy.AddWithID(ctx, "/logical_devices", ld.Id, ld, "") |
| 119 | if err != nil { |
| 120 | log.Errorw("failed-to-save-logical-devices-to-cluster-proxy", log.Fields{"error": err}) |
| 121 | agent.lockLogicalDevice.Unlock() |
| 122 | return err |
| 123 | } |
| 124 | if added == nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 125 | log.Errorw("failed-to-add-logical-device", log.Fields{"logicaldeviceId": agent.logicalDeviceID}) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 126 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 127 | log.Debugw("logicaldevice-created", log.Fields{"logicaldeviceId": agent.logicalDeviceID}) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 128 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 129 | |
| 130 | agent.logicalDevice = proto.Clone(ld).(*voltha.LogicalDevice) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 131 | agent.lockLogicalDevice.Unlock() |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 132 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 133 | // TODO: Set the logical ports in a separate call once the port update issue is fixed. |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 134 | go func() { |
| 135 | err := agent.setupLogicalPorts(ctx) |
| 136 | if err != nil { |
| 137 | log.Errorw("unable-to-setup-logical-ports", log.Fields{"error": err}) |
| 138 | } |
| 139 | }() |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 140 | |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 141 | } else { |
| 142 | // load from dB - the logical may not exist at this time. On error, just return and the calling function |
| 143 | // will destroy this agent. |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 144 | agent.lockLogicalDevice.Lock() |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 145 | 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] | 146 | if err != nil { |
| 147 | return status.Errorf(codes.NotFound, "logical_device-%s", agent.logicalDeviceID) |
| 148 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 149 | ld, ok := logicalDevice.(*voltha.LogicalDevice) |
| 150 | if !ok { |
| 151 | agent.lockLogicalDevice.Unlock() |
| 152 | return status.Errorf(codes.NotFound, "logical_device-%s", agent.logicalDeviceID) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 153 | } |
khenaidoo | 8c3303d | 2019-02-13 14:59:39 -0500 | [diff] [blame] | 154 | // Update the root device Id |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 155 | agent.rootDeviceID = ld.RootDeviceId |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 156 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 157 | // Update the last data |
| 158 | agent.logicalDevice = proto.Clone(ld).(*voltha.LogicalDevice) |
| 159 | |
| 160 | agent.lockLogicalDevice.Unlock() |
| 161 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 162 | // Setup the local list of logical ports |
| 163 | agent.addLogicalPortsToMap(ld.Ports) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 164 | } |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 165 | agent.lockLogicalDevice.Lock() |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 166 | defer agent.lockLogicalDevice.Unlock() |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 167 | |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 168 | agent.flowProxy, err = agent.clusterDataProxy.CreateProxy( |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 169 | ctx, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 170 | fmt.Sprintf("/logical_devices/%s/flows", agent.logicalDeviceID), |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 171 | false) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 172 | if err != nil { |
| 173 | log.Errorw("failed-to-create-flow-proxy", log.Fields{"error": err}) |
| 174 | return err |
| 175 | } |
| 176 | agent.meterProxy, err = agent.clusterDataProxy.CreateProxy( |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 177 | ctx, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 178 | fmt.Sprintf("/logical_devices/%s/meters", agent.logicalDeviceID), |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 179 | false) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 180 | if err != nil { |
| 181 | log.Errorw("failed-to-create-meter-proxy", log.Fields{"error": err}) |
| 182 | return err |
| 183 | } |
| 184 | agent.groupProxy, err = agent.clusterDataProxy.CreateProxy( |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 185 | ctx, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 186 | fmt.Sprintf("/logical_devices/%s/flow_groups", agent.logicalDeviceID), |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 187 | false) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 188 | if err != nil { |
| 189 | log.Errorw("failed-to-create-group-proxy", log.Fields{"error": err}) |
| 190 | return err |
| 191 | } |
| 192 | agent.ldProxy, err = agent.clusterDataProxy.CreateProxy( |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 193 | ctx, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 194 | fmt.Sprintf("/logical_devices/%s", agent.logicalDeviceID), |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 195 | false) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 196 | if err != nil { |
| 197 | log.Errorw("failed-to-create-logical-device-proxy", log.Fields{"error": err}) |
| 198 | return err |
| 199 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 200 | // TODO: Use a port proxy once the POST_ADD is fixed |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 201 | if agent.ldProxy != nil { |
npujar | 9a30c70 | 2019-11-14 17:06:39 +0530 | [diff] [blame] | 202 | agent.ldProxy.RegisterCallback(model.PostUpdate, agent.portUpdated) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 203 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 204 | log.Errorw("logical-device-proxy-null", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 205 | return status.Error(codes.Internal, "logical-device-proxy-null") |
| 206 | } |
khenaidoo | bcf205b | 2019-01-25 22:21:14 -0500 | [diff] [blame] | 207 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 208 | // Setup the device routes. Building routes may fail if the pre-conditions are not satisfied (e.g. no PON ports present) |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 209 | if loadFromdB { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 210 | go func() { |
| 211 | if err := agent.buildRoutes(context.Background()); err != nil { |
| 212 | log.Warn("routes-not-ready", log.Fields{"logical-device-id": agent.logicalDeviceID, "error": err}) |
| 213 | } |
| 214 | }() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 215 | } |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 216 | return nil |
| 217 | } |
| 218 | |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 219 | // stop stops the logical devuce agent. This removes the logical device from the data model. |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 220 | func (agent *LogicalDeviceAgent) stop(ctx context.Context) error { |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 221 | log.Info("stopping-logical_device-agent") |
| 222 | agent.lockLogicalDevice.Lock() |
| 223 | defer agent.lockLogicalDevice.Unlock() |
khenaidoo | 8c3303d | 2019-02-13 14:59:39 -0500 | [diff] [blame] | 224 | |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 225 | //Remove the logical device from the model |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 226 | if removed, err := agent.clusterDataProxy.Remove(ctx, "/logical_devices/"+agent.logicalDeviceID, ""); err != nil { |
| 227 | log.Errorw("failed-to-remove-device", log.Fields{"error": err}) |
| 228 | return err |
| 229 | } else if removed == nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 230 | log.Errorw("failed-to-remove-logical-device", log.Fields{"logicaldeviceId": agent.logicalDeviceID}) |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 231 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 232 | log.Debugw("logicaldevice-removed", log.Fields{"logicaldeviceId": agent.logicalDeviceID}) |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 233 | } |
| 234 | agent.exitChannel <- 1 |
| 235 | log.Info("logical_device-agent-stopped") |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 236 | return nil |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 237 | } |
| 238 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 239 | // GetLogicalDevice returns the latest logical device data |
| 240 | func (agent *LogicalDeviceAgent) GetLogicalDevice() *voltha.LogicalDevice { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 241 | agent.lockLogicalDevice.RLock() |
| 242 | defer agent.lockLogicalDevice.RUnlock() |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 243 | |
| 244 | return proto.Clone(agent.logicalDevice).(*voltha.LogicalDevice) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 245 | } |
| 246 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 247 | // ListLogicalDeviceFlows returns logical device flows |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 248 | func (agent *LogicalDeviceAgent) ListLogicalDeviceFlows() *ofp.Flows { |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 249 | log.Debug("ListLogicalDeviceFlows") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 250 | |
| 251 | logicalDevice := agent.GetLogicalDevice() |
| 252 | if logicalDevice.Flows == nil { |
| 253 | return &ofp.Flows{} |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 254 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 255 | return (proto.Clone(logicalDevice.Flows)).(*ofp.Flows) |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 256 | } |
| 257 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 258 | // ListLogicalDeviceMeters returns logical device meters |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 259 | func (agent *LogicalDeviceAgent) ListLogicalDeviceMeters() *ofp.Meters { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 260 | log.Debug("ListLogicalDeviceMeters") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 261 | |
| 262 | logicalDevice := agent.GetLogicalDevice() |
| 263 | if logicalDevice.Meters == nil { |
| 264 | return &ofp.Meters{} |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 265 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 266 | return (proto.Clone(logicalDevice.Meters)).(*ofp.Meters) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 267 | } |
| 268 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 269 | // ListLogicalDeviceFlowGroups returns logical device flow groups |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 270 | func (agent *LogicalDeviceAgent) ListLogicalDeviceFlowGroups() *ofp.FlowGroups { |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 271 | log.Debug("ListLogicalDeviceFlowGroups") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 272 | |
| 273 | logicalDevice := agent.GetLogicalDevice() |
| 274 | if logicalDevice.FlowGroups == nil { |
| 275 | return &ofp.FlowGroups{} |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 276 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 277 | return (proto.Clone(logicalDevice.FlowGroups)).(*ofp.FlowGroups) |
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 | // ListLogicalDevicePorts returns logical device ports |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 281 | func (agent *LogicalDeviceAgent) ListLogicalDevicePorts() *voltha.LogicalPorts { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 282 | log.Debug("ListLogicalDevicePorts") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 283 | logicalDevice := agent.GetLogicalDevice() |
| 284 | lPorts := make([]*voltha.LogicalPort, 0) |
| 285 | lPorts = append(lPorts, logicalDevice.Ports...) |
| 286 | return &voltha.LogicalPorts{Items: lPorts} |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 287 | } |
| 288 | |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 289 | //updateLogicalDeviceFlowsWithoutLock updates the logical device with the latest flows in the model. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 290 | func (agent *LogicalDeviceAgent) updateLogicalDeviceFlowsWithoutLock(ctx context.Context, flows *ofp.Flows) error { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 291 | ld := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 292 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 293 | log.Debugw("logical-device-before", log.Fields{"lports": len(ld.Ports)}) |
| 294 | ld.Flows = flows |
| 295 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 296 | if err := agent.updateLogicalDeviceWithoutLock(ctx, ld); err != nil { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 297 | log.Errorw("error-updating-logical-device-with-flows", log.Fields{"error": err}) |
| 298 | return err |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 299 | } |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 300 | return nil |
| 301 | } |
| 302 | |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 303 | //updateLogicalDeviceMetersWithoutLock updates the logical device with the meters info |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 304 | func (agent *LogicalDeviceAgent) updateLogicalDeviceMetersWithoutLock(ctx context.Context, meters *ofp.Meters) error { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 305 | ld := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 306 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 307 | log.Debugw("logical-device-before", log.Fields{"lports": len(ld.Ports)}) |
| 308 | ld.Meters = meters |
| 309 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 310 | if err := agent.updateLogicalDeviceWithoutLock(ctx, ld); err != nil { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 311 | log.Errorw("error-updating-logical-device-with-meters", log.Fields{"error": err}) |
| 312 | return err |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 313 | } |
| 314 | return nil |
| 315 | } |
| 316 | |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 317 | //updateLogicalDeviceFlowGroupsWithoutLock updates the logical device with the flow groups |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 318 | func (agent *LogicalDeviceAgent) updateLogicalDeviceFlowGroupsWithoutLock(ctx context.Context, flowGroups *ofp.FlowGroups) error { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 319 | ld := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 320 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 321 | log.Debugw("logical-device-before", log.Fields{"lports": len(ld.Ports)}) |
| 322 | ld.FlowGroups = flowGroups |
| 323 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 324 | if err := agent.updateLogicalDeviceWithoutLock(ctx, ld); err != nil { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 325 | log.Errorw("error-updating-logical-device-with-flowgroups", log.Fields{"error": err}) |
| 326 | return err |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 327 | } |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 328 | return nil |
| 329 | } |
| 330 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 331 | // getLogicalDeviceWithoutLock returns a cloned logical device to a function that already holds the agent lock. |
| 332 | func (agent *LogicalDeviceAgent) getLogicalDeviceWithoutLock() *voltha.LogicalDevice { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 333 | log.Debug("getLogicalDeviceWithoutLock") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 334 | return proto.Clone(agent.logicalDevice).(*voltha.LogicalDevice) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 335 | } |
| 336 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 337 | 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] | 338 | log.Debugw("updateLogicalPort", log.Fields{"deviceId": device.Id, "port": port}) |
| 339 | var err error |
| 340 | if port.Type == voltha.Port_ETHERNET_NNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 341 | if _, err = agent.addNNILogicalPort(ctx, device, port); err != nil { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 342 | return err |
| 343 | } |
| 344 | agent.addLogicalPortToMap(port.PortNo, true) |
| 345 | } else if port.Type == voltha.Port_ETHERNET_UNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 346 | if _, err = agent.addUNILogicalPort(ctx, device, port); err != nil { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 347 | return err |
| 348 | } |
| 349 | agent.addLogicalPortToMap(port.PortNo, false) |
| 350 | } else { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 351 | // Update the device routes to ensure all routes on the logical device have been calculated |
| 352 | if err = agent.buildRoutes(ctx); err != nil { |
| 353 | // Not an error - temporary state |
| 354 | 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] | 355 | } |
| 356 | } |
| 357 | return nil |
| 358 | } |
| 359 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 360 | // setupLogicalPorts is invoked once the logical device has been created and is ready to get ports |
| 361 | // added to it. While the logical device was being created we could have received requests to add |
| 362 | // NNI and UNI ports which were discarded. Now is the time to add them if needed |
| 363 | func (agent *LogicalDeviceAgent) setupLogicalPorts(ctx context.Context) error { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 364 | log.Infow("setupLogicalPorts", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 365 | // First add any NNI ports which could have been missing |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 366 | if err := agent.setupNNILogicalPorts(ctx, agent.rootDeviceID); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 367 | 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] | 368 | return err |
| 369 | } |
| 370 | |
| 371 | // Now, set up the UNI ports if needed. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 372 | children, err := agent.deviceMgr.getAllChildDevices(ctx, agent.rootDeviceID) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 373 | if err != nil { |
| 374 | log.Errorw("error-getting-child-devices", log.Fields{"error": err, "deviceId": agent.rootDeviceID}) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 375 | return err |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 376 | } |
| 377 | responses := make([]coreutils.Response, 0) |
| 378 | for _, child := range children.Items { |
| 379 | response := coreutils.NewResponse() |
| 380 | responses = append(responses, response) |
| 381 | go func(child *voltha.Device) { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 382 | if err = agent.setupUNILogicalPorts(ctx, child); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 383 | log.Error("setting-up-UNI-ports-failed", log.Fields{"deviceID": child.Id}) |
| 384 | response.Error(status.Errorf(codes.Internal, "UNI-ports-setup-failed: %s", child.Id)) |
| 385 | } |
| 386 | response.Done() |
| 387 | }(child) |
| 388 | } |
| 389 | // Wait for completion |
| 390 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, responses...); res != nil { |
| 391 | return status.Errorf(codes.Aborted, "errors-%s", res) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 392 | } |
| 393 | return nil |
| 394 | } |
| 395 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 396 | // 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] | 397 | func (agent *LogicalDeviceAgent) setupNNILogicalPorts(ctx context.Context, deviceID string) error { |
| 398 | log.Infow("setupNNILogicalPorts-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 399 | // Build the logical device based on information retrieved from the device adapter |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 400 | var err error |
| 401 | |
| 402 | var device *voltha.Device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 403 | if device, err = agent.deviceMgr.GetDevice(ctx, deviceID); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 404 | log.Errorw("error-retrieving-device", log.Fields{"error": err, "deviceId": deviceID}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 405 | return err |
| 406 | } |
| 407 | |
| 408 | //Get UNI port number |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 409 | for _, port := range device.Ports { |
| 410 | if port.Type == voltha.Port_ETHERNET_NNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 411 | if _, err = agent.addNNILogicalPort(ctx, device, port); err != nil { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 412 | log.Errorw("error-adding-UNI-port", log.Fields{"error": err}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 413 | } |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 414 | agent.addLogicalPortToMap(port.PortNo, true) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 415 | } |
| 416 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 417 | return err |
| 418 | } |
| 419 | |
khenaidoo | 171b98e | 2019-10-31 11:48:15 -0400 | [diff] [blame] | 420 | // updatePortState updates the port state of the device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 421 | 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] | 422 | log.Infow("updatePortState-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "portNo": portNo, "state": operStatus}) |
khenaidoo | 171b98e | 2019-10-31 11:48:15 -0400 | [diff] [blame] | 423 | agent.lockLogicalDevice.Lock() |
| 424 | defer agent.lockLogicalDevice.Unlock() |
| 425 | // Get the latest logical device info |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 426 | cloned := agent.getLogicalDeviceWithoutLock() |
| 427 | for idx, lPort := range cloned.Ports { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 428 | if lPort.DeviceId == deviceID && lPort.DevicePortNo == portNo { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 429 | if operStatus == voltha.OperStatus_ACTIVE { |
| 430 | cloned.Ports[idx].OfpPort.Config = cloned.Ports[idx].OfpPort.Config & ^uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 431 | cloned.Ports[idx].OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LIVE) |
| 432 | } else { |
| 433 | cloned.Ports[idx].OfpPort.Config = cloned.Ports[idx].OfpPort.Config | uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 434 | cloned.Ports[idx].OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LINK_DOWN) |
| 435 | } |
| 436 | // Update the logical device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 437 | if err := agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 438 | log.Errorw("error-updating-logical-device", log.Fields{"error": err}) |
| 439 | return err |
| 440 | } |
| 441 | return nil |
| 442 | } |
| 443 | } |
| 444 | return status.Errorf(codes.NotFound, "port-%d-not-exist", portNo) |
khenaidoo | 171b98e | 2019-10-31 11:48:15 -0400 | [diff] [blame] | 445 | } |
| 446 | |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 447 | // updatePortsState updates the ports state related to the device |
kesavand | bc2d162 | 2020-01-21 00:42:01 -0500 | [diff] [blame] | 448 | 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] | 449 | log.Infow("updatePortsState-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 450 | agent.lockLogicalDevice.Lock() |
| 451 | defer agent.lockLogicalDevice.Unlock() |
| 452 | // Get the latest logical device info |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 453 | cloned := agent.getLogicalDeviceWithoutLock() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 454 | for _, lport := range cloned.Ports { |
| 455 | if lport.DeviceId == device.Id { |
kesavand | bc2d162 | 2020-01-21 00:42:01 -0500 | [diff] [blame] | 456 | if state == voltha.OperStatus_ACTIVE { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 457 | lport.OfpPort.Config = lport.OfpPort.Config & ^uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 458 | lport.OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LIVE) |
kesavand | bc2d162 | 2020-01-21 00:42:01 -0500 | [diff] [blame] | 459 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 460 | lport.OfpPort.Config = lport.OfpPort.Config | uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 461 | lport.OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LINK_DOWN) |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 462 | } |
kesavand | bc2d162 | 2020-01-21 00:42:01 -0500 | [diff] [blame] | 463 | |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 464 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 465 | } |
| 466 | // 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] | 467 | if err := agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 468 | log.Warnw("logical-device-update-failed", log.Fields{"ldeviceId": agent.logicalDeviceID, "error": err}) |
| 469 | return err |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 470 | } |
| 471 | return nil |
| 472 | } |
| 473 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 474 | // setupUNILogicalPorts creates a UNI port on the logical device that represents a child UNI interface |
| 475 | func (agent *LogicalDeviceAgent) setupUNILogicalPorts(ctx context.Context, childDevice *voltha.Device) error { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 476 | log.Infow("setupUNILogicalPort", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 477 | // Build the logical device based on information retrieved from the device adapter |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 478 | var err error |
khenaidoo | 59ef7be | 2019-06-21 12:40:28 -0400 | [diff] [blame] | 479 | var added bool |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 480 | //Get UNI port number |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 481 | for _, port := range childDevice.Ports { |
| 482 | if port.Type == voltha.Port_ETHERNET_UNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 483 | if added, err = agent.addUNILogicalPort(ctx, childDevice, port); err != nil { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 484 | log.Errorw("error-adding-UNI-port", log.Fields{"error": err}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 485 | } |
khenaidoo | 59ef7be | 2019-06-21 12:40:28 -0400 | [diff] [blame] | 486 | if added { |
| 487 | agent.addLogicalPortToMap(port.PortNo, false) |
| 488 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 489 | } |
| 490 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 491 | return err |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 492 | } |
| 493 | |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 494 | // deleteAllLogicalPorts deletes all logical ports associated with this device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 495 | func (agent *LogicalDeviceAgent) deleteAllLogicalPorts(ctx context.Context, device *voltha.Device) error { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 496 | log.Infow("updatePortsState-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 497 | agent.lockLogicalDevice.Lock() |
| 498 | defer agent.lockLogicalDevice.Unlock() |
| 499 | // Get the latest logical device info |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 500 | ld := agent.getLogicalDeviceWithoutLock() |
| 501 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 502 | cloned := (proto.Clone(ld)).(*voltha.LogicalDevice) |
| 503 | updateLogicalPorts := []*voltha.LogicalPort{} |
| 504 | for _, lport := range cloned.Ports { |
| 505 | if lport.DeviceId != device.Id { |
| 506 | updateLogicalPorts = append(updateLogicalPorts, lport) |
| 507 | } |
| 508 | } |
| 509 | if len(updateLogicalPorts) < len(cloned.Ports) { |
| 510 | cloned.Ports = updateLogicalPorts |
| 511 | // 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] | 512 | if err := agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 513 | log.Warnw("logical-device-update-failed", log.Fields{"ldeviceId": agent.logicalDeviceID, "error": err}) |
| 514 | return err |
| 515 | } |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 516 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 517 | log.Debugw("no-change-required", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 518 | } |
| 519 | return nil |
| 520 | } |
| 521 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 522 | //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] | 523 | func (agent *LogicalDeviceAgent) updateLogicalDeviceWithoutLock(ctx context.Context, logicalDevice *voltha.LogicalDevice) error { |
| 524 | updateCtx := context.WithValue(ctx, model.RequestTimestamp, time.Now().UnixNano()) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 525 | afterUpdate, err := agent.clusterDataProxy.Update(updateCtx, "/logical_devices/"+agent.logicalDeviceID, logicalDevice, false, "") |
| 526 | if err != nil { |
| 527 | log.Errorw("failed-to-update-logical-devices-to-cluster-proxy", log.Fields{"error": err}) |
| 528 | return err |
| 529 | } |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 530 | if afterUpdate == nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 531 | return status.Errorf(codes.Internal, "failed-updating-logical-device:%s", agent.logicalDeviceID) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 532 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 533 | agent.logicalDevice = (proto.Clone(logicalDevice)).(*voltha.LogicalDevice) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 534 | return nil |
| 535 | } |
| 536 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 537 | //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] | 538 | //that device graph was generated. |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 539 | func (agent *LogicalDeviceAgent) generateDeviceRoutesIfNeeded(ctx context.Context) error { |
| 540 | agent.lockDeviceRoutes.Lock() |
| 541 | defer agent.lockDeviceRoutes.Unlock() |
| 542 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 543 | ld := agent.GetLogicalDevice() |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 544 | |
| 545 | if agent.deviceRoutes != nil && agent.deviceRoutes.IsUpToDate(ld) { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 546 | return nil |
| 547 | } |
| 548 | log.Debug("Generation of device graph required") |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 549 | if err := agent.buildRoutes(ctx); err != nil { |
| 550 | return err |
| 551 | } |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 552 | return nil |
| 553 | } |
| 554 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 555 | //updateFlowTable updates the flow table of that logical device |
| 556 | func (agent *LogicalDeviceAgent) updateFlowTable(ctx context.Context, flow *ofp.OfpFlowMod) error { |
| 557 | log.Debug("updateFlowTable") |
| 558 | if flow == nil { |
| 559 | return nil |
| 560 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 561 | if err := agent.generateDeviceRoutesIfNeeded(ctx); err != nil { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 562 | return err |
| 563 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 564 | switch flow.GetCommand() { |
| 565 | case ofp.OfpFlowModCommand_OFPFC_ADD: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 566 | return agent.flowAdd(ctx, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 567 | case ofp.OfpFlowModCommand_OFPFC_DELETE: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 568 | return agent.flowDelete(ctx, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 569 | case ofp.OfpFlowModCommand_OFPFC_DELETE_STRICT: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 570 | return agent.flowDeleteStrict(ctx, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 571 | case ofp.OfpFlowModCommand_OFPFC_MODIFY: |
| 572 | return agent.flowModify(flow) |
| 573 | case ofp.OfpFlowModCommand_OFPFC_MODIFY_STRICT: |
| 574 | return agent.flowModifyStrict(flow) |
| 575 | } |
| 576 | return status.Errorf(codes.Internal, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 577 | "unhandled-command: lDeviceId:%s, command:%s", agent.logicalDeviceID, flow.GetCommand()) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 578 | } |
| 579 | |
| 580 | //updateGroupTable updates the group table of that logical device |
| 581 | func (agent *LogicalDeviceAgent) updateGroupTable(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
| 582 | log.Debug("updateGroupTable") |
| 583 | if groupMod == nil { |
| 584 | return nil |
| 585 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 586 | if err := agent.generateDeviceRoutesIfNeeded(ctx); err != nil { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 587 | return err |
| 588 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 589 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 590 | switch groupMod.GetCommand() { |
| 591 | case ofp.OfpGroupModCommand_OFPGC_ADD: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 592 | return agent.groupAdd(ctx, groupMod) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 593 | case ofp.OfpGroupModCommand_OFPGC_DELETE: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 594 | return agent.groupDelete(ctx, groupMod) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 595 | case ofp.OfpGroupModCommand_OFPGC_MODIFY: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 596 | return agent.groupModify(ctx, groupMod) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 597 | } |
| 598 | return status.Errorf(codes.Internal, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 599 | "unhandled-command: lDeviceId:%s, command:%s", agent.logicalDeviceID, groupMod.GetCommand()) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 600 | } |
| 601 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 602 | // updateMeterTable updates the meter table of that logical device |
| 603 | func (agent *LogicalDeviceAgent) updateMeterTable(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
| 604 | log.Debug("updateMeterTable") |
| 605 | if meterMod == nil { |
| 606 | return nil |
| 607 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 608 | if err := agent.generateDeviceRoutesIfNeeded(ctx); err != nil { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 609 | return err |
| 610 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 611 | switch meterMod.GetCommand() { |
| 612 | case ofp.OfpMeterModCommand_OFPMC_ADD: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 613 | return agent.meterAdd(ctx, meterMod) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 614 | case ofp.OfpMeterModCommand_OFPMC_DELETE: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 615 | return agent.meterDelete(ctx, meterMod) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 616 | case ofp.OfpMeterModCommand_OFPMC_MODIFY: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 617 | return agent.meterModify(ctx, meterMod) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 618 | } |
| 619 | return status.Errorf(codes.Internal, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 620 | "unhandled-command: lDeviceId:%s, command:%s", agent.logicalDeviceID, meterMod.GetCommand()) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 621 | |
| 622 | } |
| 623 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 624 | func (agent *LogicalDeviceAgent) meterAdd(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 625 | log.Debugw("meterAdd", log.Fields{"metermod": *meterMod}) |
| 626 | if meterMod == nil { |
| 627 | return nil |
| 628 | } |
| 629 | log.Debug("Waiting for logical device lock!!") |
| 630 | agent.lockLogicalDevice.Lock() |
| 631 | defer agent.lockLogicalDevice.Unlock() |
| 632 | log.Debug("Acquired logical device lock") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 633 | lDevice := agent.getLogicalDeviceWithoutLock() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 634 | |
| 635 | var meters []*ofp.OfpMeterEntry |
| 636 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 637 | meters = lDevice.Meters.Items |
| 638 | } |
| 639 | log.Debugw("Available meters", log.Fields{"meters": meters}) |
| 640 | |
| 641 | for _, meter := range meters { |
| 642 | if meterMod.MeterId == meter.Config.MeterId { |
| 643 | log.Infow("Meter-already-exists", log.Fields{"meter": *meterMod}) |
| 644 | return nil |
| 645 | } |
| 646 | } |
| 647 | |
| 648 | meterEntry := fu.MeterEntryFromMeterMod(meterMod) |
| 649 | meters = append(meters, meterEntry) |
| 650 | //Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 651 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, &ofp.Meters{Items: meters}); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 652 | log.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 653 | return err |
| 654 | } |
| 655 | log.Debugw("Meter-added-successfully", log.Fields{"Added-meter": meterEntry, "updated-meters": lDevice.Meters}) |
| 656 | return nil |
| 657 | } |
| 658 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 659 | func (agent *LogicalDeviceAgent) meterDelete(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 660 | log.Debug("meterDelete", log.Fields{"meterMod": *meterMod}) |
| 661 | if meterMod == nil { |
| 662 | return nil |
| 663 | } |
| 664 | agent.lockLogicalDevice.Lock() |
| 665 | defer agent.lockLogicalDevice.Unlock() |
| 666 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 667 | lDevice := agent.getLogicalDeviceWithoutLock() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 668 | |
| 669 | var meters []*ofp.OfpMeterEntry |
| 670 | var flows []*ofp.OfpFlowStats |
| 671 | updatedFlows := make([]*ofp.OfpFlowStats, 0) |
| 672 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 673 | meters = lDevice.Meters.Items |
| 674 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 675 | |
| 676 | changedMeter := false |
| 677 | changedFow := false |
| 678 | log.Debugw("Available meters", log.Fields{"meters": meters}) |
| 679 | for index, meter := range meters { |
| 680 | if meterMod.MeterId == meter.Config.MeterId { |
| 681 | flows = lDevice.Flows.Items |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 682 | changedFow, updatedFlows = agent.getUpdatedFlowsAfterDeletebyMeterID(flows, meterMod.MeterId) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 683 | meters = append(meters[:index], meters[index+1:]...) |
| 684 | log.Debugw("Meter has been deleted", log.Fields{"meter": meter, "index": index}) |
| 685 | changedMeter = true |
| 686 | break |
| 687 | } |
| 688 | } |
| 689 | if changedMeter { |
| 690 | //Update model |
| 691 | metersToUpdate := &ofp.Meters{} |
| 692 | if lDevice.Meters != nil { |
| 693 | metersToUpdate = &ofp.Meters{Items: meters} |
| 694 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 695 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 696 | log.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 697 | return err |
| 698 | } |
| 699 | log.Debug("Meter-deleted-from-DB-successfully", log.Fields{"updatedMeters": metersToUpdate, "no-of-meter": len(metersToUpdate.Items)}) |
| 700 | |
| 701 | } |
| 702 | if changedFow { |
| 703 | //Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 704 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: updatedFlows}); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 705 | log.Errorw("db-flow-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 706 | return err |
| 707 | } |
| 708 | log.Debug("Flows-associated-with-meter-deleted-from-DB-successfully", |
| 709 | log.Fields{"updated-no-of-flows": len(updatedFlows), "meter": meterMod.MeterId}) |
| 710 | } |
| 711 | log.Debugw("meterDelete success", log.Fields{"meterID": meterMod.MeterId}) |
| 712 | return nil |
| 713 | } |
| 714 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 715 | func (agent *LogicalDeviceAgent) meterModify(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 716 | log.Debug("meterModify") |
| 717 | if meterMod == nil { |
| 718 | return nil |
| 719 | } |
| 720 | agent.lockLogicalDevice.Lock() |
| 721 | defer agent.lockLogicalDevice.Unlock() |
| 722 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 723 | lDevice := agent.getLogicalDeviceWithoutLock() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 724 | |
| 725 | var meters []*ofp.OfpMeterEntry |
| 726 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 727 | meters = lDevice.Meters.Items |
| 728 | } |
| 729 | changedMeter := false |
| 730 | for index, meter := range meters { |
| 731 | if meterMod.MeterId == meter.Config.MeterId { |
| 732 | newmeterEntry := fu.MeterEntryFromMeterMod(meterMod) |
| 733 | newmeterEntry.Stats.FlowCount = meter.Stats.FlowCount |
| 734 | meters[index] = newmeterEntry |
| 735 | changedMeter = true |
| 736 | log.Debugw("Found meter, replaced with new meter", log.Fields{"old meter": meter, "new meter": newmeterEntry}) |
| 737 | break |
| 738 | } |
| 739 | } |
| 740 | if changedMeter { |
| 741 | //Update model |
| 742 | metersToUpdate := &ofp.Meters{} |
| 743 | if lDevice.Meters != nil { |
| 744 | metersToUpdate = &ofp.Meters{Items: meters} |
| 745 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 746 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 747 | log.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 748 | return err |
| 749 | } |
| 750 | log.Debugw("meter-updated-in-DB-successfully", log.Fields{"updated_meters": meters}) |
| 751 | return nil |
| 752 | } |
| 753 | |
| 754 | log.Errorw("Meter not found ", log.Fields{"meter": meterMod}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 755 | return fmt.Errorf("no-logical-device-present:%d", meterMod.MeterId) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 756 | |
| 757 | } |
| 758 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 759 | func (agent *LogicalDeviceAgent) getUpdatedFlowsAfterDeletebyMeterID(flows []*ofp.OfpFlowStats, meterID uint32) (bool, []*ofp.OfpFlowStats) { |
| 760 | log.Infow("Delete flows matching meter", log.Fields{"meter": meterID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 761 | changed := false |
| 762 | //updatedFlows := make([]*ofp.OfpFlowStats, 0) |
| 763 | for index := len(flows) - 1; index >= 0; index-- { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 764 | if mID := fu.GetMeterIdFromFlow(flows[index]); mID != 0 && mID == meterID { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 765 | log.Debugw("Flow to be deleted", log.Fields{"flow": flows[index], "index": index}) |
| 766 | flows = append(flows[:index], flows[index+1:]...) |
| 767 | changed = true |
| 768 | } |
| 769 | } |
| 770 | return changed, flows |
| 771 | } |
| 772 | |
| 773 | func (agent *LogicalDeviceAgent) updateFlowCountOfMeterStats(modCommand *ofp.OfpFlowMod, meters []*ofp.OfpMeterEntry, flow *ofp.OfpFlowStats) bool { |
| 774 | |
| 775 | flowCommand := modCommand.GetCommand() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 776 | meterID := fu.GetMeterIdFromFlow(flow) |
| 777 | log.Debugw("Meter-id-in-flow-mod", log.Fields{"meterId": meterID}) |
| 778 | if meterID == 0 { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 779 | log.Debugw("No meter present in the flow", log.Fields{"flow": *flow}) |
| 780 | return false |
| 781 | } |
| 782 | if meters == nil { |
| 783 | log.Debug("No meters present in logical device") |
| 784 | return false |
| 785 | } |
| 786 | changedMeter := false |
| 787 | for _, meter := range meters { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 788 | if meterID == meter.Config.MeterId { // Found meter in Logicaldevice |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 789 | if flowCommand == ofp.OfpFlowModCommand_OFPFC_ADD { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 790 | meter.Stats.FlowCount++ |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 791 | changedMeter = true |
| 792 | } else if flowCommand == ofp.OfpFlowModCommand_OFPFC_DELETE_STRICT { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 793 | meter.Stats.FlowCount-- |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 794 | changedMeter = true |
| 795 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 796 | log.Debugw("Found meter, updated meter flow stats", log.Fields{" meterId": meterID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 797 | break |
| 798 | } |
| 799 | } |
| 800 | return changedMeter |
| 801 | } |
| 802 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 803 | //flowAdd adds a flow to the flow table of that logical device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 804 | func (agent *LogicalDeviceAgent) flowAdd(ctx context.Context, mod *ofp.OfpFlowMod) error { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 805 | log.Debugw("flowAdd", log.Fields{"flow": mod}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 806 | if mod == nil { |
| 807 | return nil |
| 808 | } |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 809 | agent.lockLogicalDevice.Lock() |
| 810 | defer agent.lockLogicalDevice.Unlock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 811 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 812 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 813 | |
| 814 | var flows []*ofp.OfpFlowStats |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 815 | var meters []*ofp.OfpMeterEntry |
| 816 | var flow *ofp.OfpFlowStats |
| 817 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 818 | if lDevice.Flows != nil && lDevice.Flows.Items != nil { |
| 819 | flows = lDevice.Flows.Items |
| 820 | } |
| 821 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 822 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 823 | meters = lDevice.Meters.Items |
| 824 | } |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 825 | updatedFlows := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 826 | changed := false |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 827 | updated := false |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 828 | checkOverlap := (mod.Flags & uint32(ofp.OfpFlowModFlags_OFPFF_CHECK_OVERLAP)) != 0 |
| 829 | if checkOverlap { |
| 830 | if overlapped := fu.FindOverlappingFlows(flows, mod); len(overlapped) != 0 { |
| 831 | // TODO: should this error be notified other than being logged? |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 832 | log.Warnw("overlapped-flows", log.Fields{"logicaldeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 833 | } else { |
Matt Jeanneret | 518b5a4 | 2019-10-29 10:30:46 -0400 | [diff] [blame] | 834 | // Add flow |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 835 | flow = fu.FlowStatsEntryFromFlowModMessage(mod) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 836 | flows = append(flows, flow) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 837 | updatedFlows = append(updatedFlows, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 838 | changed = true |
| 839 | } |
| 840 | } else { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 841 | flow = fu.FlowStatsEntryFromFlowModMessage(mod) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 842 | idx := fu.FindFlows(flows, flow) |
| 843 | if idx >= 0 { |
| 844 | oldFlow := flows[idx] |
| 845 | if (mod.Flags & uint32(ofp.OfpFlowModFlags_OFPFF_RESET_COUNTS)) != 0 { |
| 846 | flow.ByteCount = oldFlow.ByteCount |
| 847 | flow.PacketCount = oldFlow.PacketCount |
| 848 | } |
Matt Jeanneret | 518b5a4 | 2019-10-29 10:30:46 -0400 | [diff] [blame] | 849 | if !reflect.DeepEqual(oldFlow, flow) { |
| 850 | flows[idx] = flow |
| 851 | updatedFlows = append(updatedFlows, flow) |
| 852 | changed = true |
| 853 | updated = true |
| 854 | } |
| 855 | } else { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 856 | flows = append(flows, flow) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 857 | updatedFlows = append(updatedFlows, flow) |
| 858 | changed = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 859 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 860 | } |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 861 | log.Debugw("flowAdd-changed", log.Fields{"changed": changed}) |
| 862 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 863 | if changed { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 864 | var flowMetadata voltha.FlowMetadata |
| 865 | if err := agent.GetMeterConfig(updatedFlows, meters, &flowMetadata); err != nil { // This should never happen,meters should be installed before flow arrives |
| 866 | log.Error("Meter-referred-in-flows-not-present") |
| 867 | return err |
| 868 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 869 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: updatedFlows}, *lDevice.FlowGroups) |
| 870 | if err != nil { |
| 871 | return err |
| 872 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 873 | log.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
| 874 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 875 | if err := agent.addDeviceFlowsAndGroups(ctx, deviceRules, &flowMetadata); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 876 | log.Errorw("failure-updating-device-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "error": err}) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 877 | return err |
| 878 | } |
| 879 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 880 | // Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 881 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: flows}); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 882 | log.Errorw("db-flow-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 883 | return err |
| 884 | } |
Matt Jeanneret | 518b5a4 | 2019-10-29 10:30:46 -0400 | [diff] [blame] | 885 | if !updated { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 886 | changedMeterStats := agent.updateFlowCountOfMeterStats(mod, meters, flow) |
| 887 | metersToUpdate := &ofp.Meters{} |
| 888 | if lDevice.Meters != nil { |
| 889 | metersToUpdate = &ofp.Meters{Items: meters} |
| 890 | } |
| 891 | if changedMeterStats { |
| 892 | //Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 893 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 894 | log.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 895 | return err |
| 896 | } |
| 897 | log.Debugw("meter-stats-updated-in-DB-successfully", log.Fields{"updated_meters": meters}) |
| 898 | |
| 899 | } |
| 900 | } |
| 901 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 902 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 903 | return nil |
| 904 | } |
| 905 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 906 | // GetMeterConfig returns meter config |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 907 | func (agent *LogicalDeviceAgent) GetMeterConfig(flows []*ofp.OfpFlowStats, meters []*ofp.OfpMeterEntry, metadata *voltha.FlowMetadata) error { |
| 908 | m := make(map[uint32]bool) |
| 909 | for _, flow := range flows { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 910 | if flowMeterID := fu.GetMeterIdFromFlow(flow); flowMeterID != 0 && !m[flowMeterID] { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 911 | foundMeter := false |
| 912 | // Meter is present in the flow , Get from logical device |
| 913 | for _, meter := range meters { |
| 914 | if flowMeterID == meter.Config.MeterId { |
| 915 | metadata.Meters = append(metadata.Meters, meter.Config) |
| 916 | log.Debugw("Found meter in logical device", |
| 917 | log.Fields{"meterID": flowMeterID, "meter-band": meter.Config}) |
| 918 | m[flowMeterID] = true |
| 919 | foundMeter = true |
| 920 | break |
| 921 | } |
| 922 | } |
| 923 | if !foundMeter { |
| 924 | log.Errorw("Meter-referred-by-flow-is-not-found-in-logicaldevice", |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 925 | log.Fields{"meterID": flowMeterID, "Available-meters": meters, "flow": *flow}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 926 | return errors.New("Meter-referred-by-flow-is-not-found-in-logicaldevice") |
| 927 | } |
| 928 | } |
| 929 | } |
| 930 | log.Debugw("meter-bands-for-flows", log.Fields{"flows": len(flows), "metadata": metadata}) |
| 931 | return nil |
| 932 | |
| 933 | } |
| 934 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 935 | //flowDelete deletes a flow from the flow table of that logical device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 936 | func (agent *LogicalDeviceAgent) flowDelete(ctx context.Context, mod *ofp.OfpFlowMod) error { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 937 | log.Debug("flowDelete") |
| 938 | if mod == nil { |
| 939 | return nil |
| 940 | } |
| 941 | agent.lockLogicalDevice.Lock() |
| 942 | defer agent.lockLogicalDevice.Unlock() |
| 943 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 944 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 945 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 946 | var meters []*ofp.OfpMeterEntry |
| 947 | var flows []*ofp.OfpFlowStats |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 948 | var flowGroups []*ofp.OfpGroupEntry |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 949 | |
| 950 | if lDevice.Flows != nil && lDevice.Flows.Items != nil { |
| 951 | flows = lDevice.Flows.Items |
| 952 | } |
| 953 | |
| 954 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 955 | meters = lDevice.Meters.Items |
| 956 | } |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 957 | |
| 958 | if lDevice.FlowGroups != nil && lDevice.FlowGroups.Items != nil { |
| 959 | flowGroups = lDevice.FlowGroups.Items |
| 960 | } |
| 961 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 962 | //build a list of what to keep vs what to delete |
| 963 | toKeep := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 964 | toDelete := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 965 | for _, f := range flows { |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 966 | // Check whether the flow and the flowmod matches |
| 967 | if fu.FlowMatch(f, fu.FlowStatsEntryFromFlowModMessage(mod)) { |
| 968 | toDelete = append(toDelete, f) |
| 969 | continue |
| 970 | } |
| 971 | // Check wild card match |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 972 | if !fu.FlowMatchesMod(f, mod) { |
| 973 | toKeep = append(toKeep, f) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 974 | } else { |
| 975 | toDelete = append(toDelete, f) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 976 | } |
| 977 | } |
| 978 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 979 | log.Debugw("flowDelete", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "toKeep": len(toKeep), "toDelete": toDelete}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 980 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 981 | //Update flows |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 982 | if len(toDelete) > 0 { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 983 | var flowMetadata voltha.FlowMetadata |
| 984 | if err := agent.GetMeterConfig(toDelete, meters, &flowMetadata); err != nil { // This should never happen |
| 985 | log.Error("Meter-referred-in-flows-not-present") |
| 986 | return errors.New("Meter-referred-in-flows-not-present") |
| 987 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 988 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: toDelete}, ofp.FlowGroups{Items: flowGroups}) |
| 989 | if err != nil { |
| 990 | return err |
| 991 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 992 | log.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
| 993 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 994 | if err := agent.deleteDeviceFlowsAndGroups(ctx, deviceRules, &flowMetadata); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 995 | log.Errorw("failure-updating-device-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "error": err}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 996 | return err |
| 997 | } |
| 998 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 999 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: toKeep}); err != nil { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 1000 | log.Errorw("cannot-update-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1001 | return err |
| 1002 | } |
| 1003 | } |
| 1004 | |
| 1005 | //TODO: send announcement on delete |
| 1006 | return nil |
| 1007 | } |
| 1008 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1009 | func (agent *LogicalDeviceAgent) addDeviceFlowsAndGroups(ctx context.Context, deviceRules *fu.DeviceRules, flowMetadata *voltha.FlowMetadata) error { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1010 | log.Debugw("addDeviceFlowsAndGroups", log.Fields{"logicalDeviceID": agent.logicalDeviceID, "deviceRules": deviceRules, "flowMetadata": flowMetadata}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1011 | |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1012 | responses := make([]coreutils.Response, 0) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1013 | for deviceID, value := range deviceRules.GetRules() { |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1014 | response := coreutils.NewResponse() |
| 1015 | responses = append(responses, response) |
| 1016 | go func(deviceId string, value *fu.FlowsAndGroups) { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1017 | 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] | 1018 | log.Errorw("flow-add-failed", log.Fields{"deviceID": deviceId, "error": err}) |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1019 | response.Error(status.Errorf(codes.Internal, "flow-add-failed: %s", deviceId)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1020 | } |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1021 | response.Done() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1022 | }(deviceID, value) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1023 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1024 | // Wait for completion |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1025 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, responses...); res != nil { |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1026 | return status.Errorf(codes.Aborted, "errors-%s", res) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1027 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1028 | return nil |
| 1029 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1030 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1031 | func (agent *LogicalDeviceAgent) deleteDeviceFlowsAndGroups(ctx context.Context, deviceRules *fu.DeviceRules, flowMetadata *voltha.FlowMetadata) error { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1032 | log.Debugw("deleteDeviceFlowsAndGroups", log.Fields{"logicalDeviceID": agent.logicalDeviceID}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1033 | |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1034 | responses := make([]coreutils.Response, 0) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1035 | for deviceID, value := range deviceRules.GetRules() { |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1036 | response := coreutils.NewResponse() |
| 1037 | responses = append(responses, response) |
| 1038 | go func(deviceId string, value *fu.FlowsAndGroups) { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1039 | 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] | 1040 | log.Error("flow-delete-failed", log.Fields{"deviceID": deviceId, "error": err}) |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1041 | response.Error(status.Errorf(codes.Internal, "flow-delete-failed: %s", deviceId)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1042 | } |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1043 | response.Done() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1044 | }(deviceID, value) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1045 | } |
| 1046 | // Wait for completion |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1047 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, responses...); res != nil { |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1048 | return status.Errorf(codes.Aborted, "errors-%s", res) |
| 1049 | } |
| 1050 | return nil |
| 1051 | } |
| 1052 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1053 | func (agent *LogicalDeviceAgent) updateDeviceFlowsAndGroups(ctx context.Context, deviceRules *fu.DeviceRules, flowMetadata *voltha.FlowMetadata) error { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1054 | log.Debugw("updateDeviceFlowsAndGroups", log.Fields{"logicalDeviceID": agent.logicalDeviceID}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1055 | |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1056 | responses := make([]coreutils.Response, 0) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1057 | for deviceID, value := range deviceRules.GetRules() { |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1058 | response := coreutils.NewResponse() |
| 1059 | responses = append(responses, response) |
| 1060 | go func(deviceId string, value *fu.FlowsAndGroups) { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1061 | 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] | 1062 | log.Error("flow-update-failed", log.Fields{"deviceID": deviceId, "error": err}) |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1063 | response.Error(status.Errorf(codes.Internal, "flow-update-failed: %s", deviceId)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1064 | } |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1065 | response.Done() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1066 | }(deviceID, value) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1067 | } |
| 1068 | // Wait for completion |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1069 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, responses...); res != nil { |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1070 | return status.Errorf(codes.Aborted, "errors-%s", res) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1071 | } |
| 1072 | return nil |
| 1073 | } |
| 1074 | |
| 1075 | //flowDeleteStrict deletes a flow from the flow table of that logical device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1076 | func (agent *LogicalDeviceAgent) flowDeleteStrict(ctx context.Context, mod *ofp.OfpFlowMod) error { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1077 | log.Debug("flowDeleteStrict") |
| 1078 | if mod == nil { |
| 1079 | return nil |
| 1080 | } |
| 1081 | agent.lockLogicalDevice.Lock() |
| 1082 | defer agent.lockLogicalDevice.Unlock() |
| 1083 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1084 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1085 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1086 | var meters []*ofp.OfpMeterEntry |
| 1087 | var flows []*ofp.OfpFlowStats |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 1088 | var flowGroups []*ofp.OfpGroupEntry |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1089 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 1090 | meters = lDevice.Meters.Items |
| 1091 | } |
| 1092 | if lDevice.Flows != nil && lDevice.Flows.Items != nil { |
| 1093 | flows = lDevice.Flows.Items |
| 1094 | } |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 1095 | if lDevice.FlowGroups != nil && lDevice.FlowGroups.Items != nil { |
| 1096 | flowGroups = lDevice.FlowGroups.Items |
| 1097 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1098 | |
| 1099 | changedFlow := false |
| 1100 | changedMeter := false |
khenaidoo | 68c930b | 2019-05-13 11:46:51 -0400 | [diff] [blame] | 1101 | flow := fu.FlowStatsEntryFromFlowModMessage(mod) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1102 | flowsToDelete := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1103 | idx := fu.FindFlows(flows, flow) |
| 1104 | if idx >= 0 { |
Gamze Abaka | 6e4ac16 | 2019-10-21 11:10:10 +0000 | [diff] [blame] | 1105 | changedMeter = agent.updateFlowCountOfMeterStats(mod, meters, flows[idx]) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1106 | flowsToDelete = append(flowsToDelete, flows[idx]) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1107 | flows = append(flows[:idx], flows[idx+1:]...) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1108 | changedFlow = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1109 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1110 | return fmt.Errorf("Cannot delete flow - %s", flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1111 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1112 | if changedMeter { |
| 1113 | //Update model |
| 1114 | metersToUpdate := &ofp.Meters{} |
| 1115 | if lDevice.Meters != nil { |
| 1116 | metersToUpdate = &ofp.Meters{Items: meters} |
| 1117 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1118 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1119 | log.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1120 | return err |
| 1121 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1122 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1123 | } |
| 1124 | if changedFlow { |
| 1125 | var flowMetadata voltha.FlowMetadata |
| 1126 | if err := agent.GetMeterConfig(flowsToDelete, meters, &flowMetadata); err != nil { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 1127 | log.Error("meter-referred-in-flows-not-present") |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1128 | return err |
| 1129 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1130 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: flowsToDelete}, ofp.FlowGroups{Items: flowGroups}) |
| 1131 | if err != nil { |
| 1132 | return err |
| 1133 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1134 | log.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
| 1135 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1136 | if err := agent.deleteDeviceFlowsAndGroups(ctx, deviceRules, &flowMetadata); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1137 | log.Errorw("failure-deleting-device-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "error": err}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1138 | return err |
| 1139 | } |
| 1140 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1141 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: flows}); err != nil { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 1142 | log.Errorw("cannot-update-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1143 | return err |
| 1144 | } |
| 1145 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1146 | return nil |
| 1147 | } |
| 1148 | |
| 1149 | //flowModify modifies a flow from the flow table of that logical device |
| 1150 | func (agent *LogicalDeviceAgent) flowModify(mod *ofp.OfpFlowMod) error { |
| 1151 | return errors.New("flowModify not implemented") |
| 1152 | } |
| 1153 | |
| 1154 | //flowModifyStrict deletes a flow from the flow table of that logical device |
| 1155 | func (agent *LogicalDeviceAgent) flowModifyStrict(mod *ofp.OfpFlowMod) error { |
| 1156 | return errors.New("flowModifyStrict not implemented") |
| 1157 | } |
| 1158 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1159 | func (agent *LogicalDeviceAgent) groupAdd(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1160 | log.Debug("groupAdd") |
| 1161 | if groupMod == nil { |
| 1162 | return nil |
| 1163 | } |
| 1164 | agent.lockLogicalDevice.Lock() |
| 1165 | defer agent.lockLogicalDevice.Unlock() |
| 1166 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1167 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1168 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1169 | groups := lDevice.FlowGroups.Items |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1170 | if fu.FindGroup(groups, groupMod.GroupId) == -1 { |
khenaidoo | 68c930b | 2019-05-13 11:46:51 -0400 | [diff] [blame] | 1171 | groups = append(groups, fu.GroupEntryFromGroupMod(groupMod)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1172 | |
Esin Karaman | 2ea5921 | 2019-12-06 11:41:58 +0000 | [diff] [blame] | 1173 | deviceRules := fu.NewDeviceRules() |
| 1174 | deviceRules.CreateEntryIfNotExist(agent.rootDeviceID) |
| 1175 | fg := fu.NewFlowsAndGroups() |
| 1176 | fg.AddGroup(fu.GroupEntryFromGroupMod(groupMod)) |
| 1177 | deviceRules.AddFlowsAndGroup(agent.rootDeviceID, fg) |
| 1178 | |
| 1179 | log.Debugw("rules", log.Fields{"rules for group-add": deviceRules.String()}) |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1180 | if err := agent.addDeviceFlowsAndGroups(ctx, deviceRules, &voltha.FlowMetadata{}); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1181 | log.Errorw("failure-updating-device-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "error": err}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1182 | return err |
| 1183 | } |
| 1184 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1185 | if err := agent.updateLogicalDeviceFlowGroupsWithoutLock(ctx, &ofp.FlowGroups{Items: groups}); err != nil { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 1186 | log.Errorw("cannot-update-group", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1187 | return err |
| 1188 | } |
| 1189 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1190 | return fmt.Errorf("Groups %d already present", groupMod.GroupId) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1191 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1192 | return nil |
| 1193 | } |
| 1194 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1195 | func (agent *LogicalDeviceAgent) groupDelete(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1196 | log.Debug("groupDelete") |
| 1197 | if groupMod == nil { |
| 1198 | return nil |
| 1199 | } |
| 1200 | agent.lockLogicalDevice.Lock() |
| 1201 | defer agent.lockLogicalDevice.Unlock() |
| 1202 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1203 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1204 | groups := lDevice.FlowGroups.Items |
| 1205 | flows := lDevice.Flows.Items |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1206 | var groupsChanged bool |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1207 | flowsChanged := false |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1208 | groupID := groupMod.GroupId |
| 1209 | if groupID == uint32(ofp.OfpGroup_OFPG_ALL) { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1210 | //TODO we must delete all flows that point to this group and |
| 1211 | //signal controller as requested by flow's flag |
| 1212 | groups = []*ofp.OfpGroupEntry{} |
| 1213 | groupsChanged = true |
| 1214 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1215 | idx := fu.FindGroup(groups, groupID) |
| 1216 | if idx == -1 { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1217 | return nil // Valid case |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1218 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1219 | flowsChanged, flows = fu.FlowsDeleteByGroupId(flows, groupID) |
| 1220 | groups = append(groups[:idx], groups[idx+1:]...) |
| 1221 | groupsChanged = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1222 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1223 | if flowsChanged || groupsChanged { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1224 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: flows}, ofp.FlowGroups{Items: groups}) |
| 1225 | if err != nil { |
| 1226 | return err |
| 1227 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1228 | log.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
| 1229 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1230 | if err := agent.updateDeviceFlowsAndGroups(ctx, deviceRules, nil); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1231 | log.Errorw("failure-updating-device-flows-groups", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "error": err}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1232 | return err |
| 1233 | } |
| 1234 | } |
| 1235 | |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 1236 | if groupsChanged { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1237 | if err := agent.updateLogicalDeviceFlowGroupsWithoutLock(ctx, &ofp.FlowGroups{Items: groups}); err != nil { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 1238 | log.Errorw("cannot-update-group", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1239 | return err |
| 1240 | } |
| 1241 | } |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 1242 | if flowsChanged { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1243 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: flows}); err != nil { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 1244 | log.Errorw("cannot-update-flow", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 1245 | return err |
| 1246 | } |
| 1247 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1248 | return nil |
| 1249 | } |
| 1250 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1251 | func (agent *LogicalDeviceAgent) groupModify(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1252 | log.Debug("groupModify") |
| 1253 | if groupMod == nil { |
| 1254 | return nil |
| 1255 | } |
| 1256 | agent.lockLogicalDevice.Lock() |
| 1257 | defer agent.lockLogicalDevice.Unlock() |
| 1258 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1259 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1260 | groups := lDevice.FlowGroups.Items |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1261 | var groupsChanged bool |
| 1262 | groupID := groupMod.GroupId |
| 1263 | idx := fu.FindGroup(groups, groupID) |
| 1264 | if idx == -1 { |
| 1265 | return fmt.Errorf("group-absent:%d", groupID) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1266 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1267 | //replace existing group entry with new group definition |
| 1268 | groupEntry := fu.GroupEntryFromGroupMod(groupMod) |
| 1269 | groups[idx] = groupEntry |
| 1270 | groupsChanged = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1271 | if groupsChanged { |
Esin Karaman | 2ea5921 | 2019-12-06 11:41:58 +0000 | [diff] [blame] | 1272 | deviceRules := fu.NewDeviceRules() |
| 1273 | deviceRules.CreateEntryIfNotExist(agent.rootDeviceID) |
| 1274 | fg := fu.NewFlowsAndGroups() |
| 1275 | fg.AddGroup(fu.GroupEntryFromGroupMod(groupMod)) |
| 1276 | deviceRules.AddFlowsAndGroup(agent.rootDeviceID, fg) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1277 | |
Esin Karaman | 2ea5921 | 2019-12-06 11:41:58 +0000 | [diff] [blame] | 1278 | log.Debugw("rules", log.Fields{"rules for group-modify": deviceRules.String()}) |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1279 | if err := agent.updateDeviceFlowsAndGroups(ctx, deviceRules, &voltha.FlowMetadata{}); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1280 | log.Errorw("failure-updating-device-flows-groups", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "error": err}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1281 | return err |
| 1282 | } |
| 1283 | |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 1284 | //lDevice.FlowGroups.Items = groups |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1285 | if err := agent.updateLogicalDeviceFlowGroupsWithoutLock(ctx, &ofp.FlowGroups{Items: groups}); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1286 | log.Errorw("Cannot-update-logical-group", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1287 | return err |
| 1288 | } |
| 1289 | } |
| 1290 | return nil |
| 1291 | } |
| 1292 | |
| 1293 | // deleteLogicalPort removes the logical port |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1294 | func (agent *LogicalDeviceAgent) deleteLogicalPort(ctx context.Context, lPort *voltha.LogicalPort) error { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1295 | agent.lockLogicalDevice.Lock() |
| 1296 | defer agent.lockLogicalDevice.Unlock() |
| 1297 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1298 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
| 1299 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 1300 | index := -1 |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1301 | for i, logicalPort := range logicalDevice.Ports { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1302 | if logicalPort.Id == lPort.Id { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 1303 | index = i |
| 1304 | break |
| 1305 | } |
| 1306 | } |
| 1307 | if index >= 0 { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1308 | copy(logicalDevice.Ports[index:], logicalDevice.Ports[index+1:]) |
| 1309 | logicalDevice.Ports[len(logicalDevice.Ports)-1] = nil |
| 1310 | logicalDevice.Ports = logicalDevice.Ports[:len(logicalDevice.Ports)-1] |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1311 | log.Debugw("logical-port-deleted", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1312 | if err := agent.updateLogicalDeviceWithoutLock(ctx, logicalDevice); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1313 | log.Errorw("logical-device-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1314 | return err |
| 1315 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1316 | |
| 1317 | // Remove the logical port from cache |
| 1318 | agent.deleteLogicalPortsFromMap([]uint32{lPort.DevicePortNo}) |
| 1319 | |
| 1320 | // Reset the logical device routes |
| 1321 | go func() { |
| 1322 | if err := agent.buildRoutes(context.Background()); err != nil { |
| 1323 | log.Warn("device-routes-not-ready", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "error": err}) |
| 1324 | } |
| 1325 | }() |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 1326 | } |
| 1327 | return nil |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 1328 | } |
| 1329 | |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1330 | // deleteLogicalPorts removes the logical ports associated with that deviceId |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1331 | func (agent *LogicalDeviceAgent) deleteLogicalPorts(ctx context.Context, deviceID string) error { |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1332 | agent.lockLogicalDevice.Lock() |
| 1333 | defer agent.lockLogicalDevice.Unlock() |
| 1334 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1335 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1336 | lPortstoKeep := []*voltha.LogicalPort{} |
| 1337 | lPortsNoToDelete := []uint32{} |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1338 | for _, logicalPort := range logicalDevice.Ports { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1339 | if logicalPort.DeviceId != deviceID { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1340 | lPortstoKeep = append(lPortstoKeep, logicalPort) |
| 1341 | } else { |
| 1342 | lPortsNoToDelete = append(lPortsNoToDelete, logicalPort.DevicePortNo) |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1343 | } |
| 1344 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1345 | logicalDevice.Ports = lPortstoKeep |
| 1346 | |
| 1347 | log.Debugw("updated-logical-ports", log.Fields{"ports": lPortstoKeep}) |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1348 | if err := agent.updateLogicalDeviceWithoutLock(ctx, logicalDevice); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1349 | log.Errorw("logical-device-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1350 | return err |
| 1351 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1352 | // Remove the port from the cached logical ports set |
| 1353 | agent.deleteLogicalPortsFromMap(lPortsNoToDelete) |
| 1354 | |
| 1355 | // Reset the logical device routes |
| 1356 | go func() { |
| 1357 | if err := agent.buildRoutes(context.Background()); err != nil { |
| 1358 | log.Warn("routes-not-ready", log.Fields{"logical-device-id": agent.logicalDeviceID, "error": err}) |
| 1359 | } |
| 1360 | }() |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1361 | |
| 1362 | return nil |
| 1363 | } |
| 1364 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1365 | // enableLogicalPort enables the logical port |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1366 | func (agent *LogicalDeviceAgent) enableLogicalPort(ctx context.Context, lPortID string) error { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1367 | agent.lockLogicalDevice.Lock() |
| 1368 | defer agent.lockLogicalDevice.Unlock() |
| 1369 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1370 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
| 1371 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1372 | index := -1 |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1373 | for i, logicalPort := range logicalDevice.Ports { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1374 | if logicalPort.Id == lPortID { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1375 | index = i |
| 1376 | break |
| 1377 | } |
| 1378 | } |
| 1379 | if index >= 0 { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1380 | 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] | 1381 | return agent.updateLogicalDeviceWithoutLock(ctx, logicalDevice) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1382 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1383 | 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] | 1384 | } |
| 1385 | |
| 1386 | // disableLogicalPort disabled the logical port |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1387 | func (agent *LogicalDeviceAgent) disableLogicalPort(ctx context.Context, lPortID string) error { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1388 | agent.lockLogicalDevice.Lock() |
| 1389 | defer agent.lockLogicalDevice.Unlock() |
| 1390 | |
| 1391 | // Get the most up to date logical device |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1392 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1393 | index := -1 |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1394 | for i, logicalPort := range logicalDevice.Ports { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1395 | if logicalPort.Id == lPortID { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1396 | index = i |
| 1397 | break |
| 1398 | } |
| 1399 | } |
| 1400 | if index >= 0 { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1401 | 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] | 1402 | return agent.updateLogicalDeviceWithoutLock(ctx, logicalDevice) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1403 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1404 | 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] | 1405 | } |
| 1406 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1407 | func (agent *LogicalDeviceAgent) getPreCalculatedRoute(ingress, egress uint32) ([]route.Hop, error) { |
| 1408 | log.Debugw("ROUTE", log.Fields{"len": len(agent.deviceRoutes.Routes)}) |
| 1409 | for routeLink, route := range agent.deviceRoutes.Routes { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1410 | log.Debugw("ROUTELINKS", log.Fields{"ingress": ingress, "egress": egress, "routelink": routeLink}) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1411 | if ingress == routeLink.Ingress && egress == routeLink.Egress { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1412 | return route, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1413 | } |
| 1414 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1415 | 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] | 1416 | } |
| 1417 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1418 | // GetRoute returns route |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1419 | 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] | 1420 | log.Debugw("getting-route", log.Fields{"ingress-port": ingressPortNo, "egress-port": egressPortNo}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1421 | routes := make([]route.Hop, 0) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1422 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1423 | // Note: A port value of 0 is equivalent to a nil port |
| 1424 | |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1425 | // Consider different possibilities |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1426 | if egressPortNo != 0 && ((egressPortNo & 0x7fffffff) == uint32(ofp.OfpPortNo_OFPP_CONTROLLER)) { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1427 | log.Debugw("controller-flow", log.Fields{"ingressPortNo": ingressPortNo, "egressPortNo": egressPortNo, "logicalPortsNo": agent.logicalPortsNo}) |
| 1428 | if agent.isNNIPort(ingressPortNo) { |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1429 | //This is a trap on the NNI Port |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1430 | if len(agent.deviceRoutes.Routes) == 0 { |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1431 | // 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] | 1432 | // route with same IngressHop and EgressHop |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1433 | hop := route.Hop{DeviceID: agent.rootDeviceID, Ingress: ingressPortNo, Egress: ingressPortNo} |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1434 | routes = append(routes, hop) |
| 1435 | routes = append(routes, hop) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1436 | return routes, nil |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1437 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1438 | //Return a 'half' route to make the flow decomposer logic happy |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1439 | for routeLink, path := range agent.deviceRoutes.Routes { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1440 | if agent.isNNIPort(routeLink.Egress) { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1441 | routes = append(routes, route.Hop{}) // first hop is set to empty |
| 1442 | routes = append(routes, path[1]) |
| 1443 | return routes, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1444 | } |
| 1445 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1446 | 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] | 1447 | } |
| 1448 | //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] | 1449 | var err error |
| 1450 | if egressPortNo, err = agent.getFirstNNIPort(); err != nil { |
| 1451 | log.Warnw("no-nni-port", log.Fields{"error": err}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1452 | return nil, err |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1453 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1454 | } |
| 1455 | //If ingress port is not specified (nil), it may be a wildcarded |
| 1456 | //route if egress port is OFPP_CONTROLLER or a nni logical port, |
| 1457 | //in which case we need to create a half-route where only the egress |
| 1458 | //hop is filled, the first hop is nil |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1459 | if ingressPortNo == 0 && agent.isNNIPort(egressPortNo) { |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1460 | // 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^] | 1461 | for routeLink, path := range agent.deviceRoutes.Routes { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1462 | if agent.isNNIPort(routeLink.Egress) { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1463 | routes = append(routes, route.Hop{}) // first hop is set to empty |
| 1464 | routes = append(routes, path[1]) |
| 1465 | return routes, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1466 | } |
| 1467 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1468 | 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] | 1469 | } |
| 1470 | //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] | 1471 | if egressPortNo == 0 { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1472 | for routeLink, path := range agent.deviceRoutes.Routes { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1473 | if routeLink.Ingress == ingressPortNo { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1474 | routes = append(routes, path[0]) |
| 1475 | routes = append(routes, route.Hop{}) |
| 1476 | return routes, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1477 | } |
| 1478 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1479 | 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] | 1480 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1481 | // Return the pre-calculated route |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1482 | return agent.getPreCalculatedRoute(ingressPortNo, egressPortNo) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1483 | } |
| 1484 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 1485 | //GetWildcardInputPorts filters out the logical port number from the set of logical ports on the device and |
| 1486 | //returns their port numbers. This function is invoked only during flow decomposition where the lock on the logical |
| 1487 | //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] | 1488 | func (agent *LogicalDeviceAgent) GetWildcardInputPorts(excludePort ...uint32) []uint32 { |
| 1489 | lPorts := make([]uint32, 0) |
| 1490 | var exclPort uint32 |
| 1491 | if len(excludePort) == 1 { |
| 1492 | exclPort = excludePort[0] |
| 1493 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1494 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1495 | for _, port := range lDevice.Ports { |
| 1496 | if port.OfpPort.PortNo != exclPort { |
| 1497 | lPorts = append(lPorts, port.OfpPort.PortNo) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1498 | } |
| 1499 | } |
| 1500 | return lPorts |
| 1501 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1502 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1503 | // GetDeviceRoutes returns device graph |
| 1504 | func (agent *LogicalDeviceAgent) GetDeviceRoutes() *route.DeviceRoutes { |
| 1505 | return agent.deviceRoutes |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1506 | } |
| 1507 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1508 | //rebuildRoutes rebuilds the device routes |
| 1509 | func (agent *LogicalDeviceAgent) buildRoutes(ctx context.Context) error { |
| 1510 | log.Debugf("building-routes", log.Fields{"logical-device-id": agent.logicalDeviceID}) |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1511 | agent.lockLogicalDevice.Lock() |
| 1512 | defer agent.lockLogicalDevice.Unlock() |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1513 | if agent.deviceRoutes == nil { |
| 1514 | agent.deviceRoutes = route.NewDeviceRoutes(agent.logicalDeviceID, agent.deviceMgr.GetDevice) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1515 | } |
| 1516 | // Get all the logical ports on that logical device |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1517 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1518 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1519 | if err := agent.deviceRoutes.ComputeRoutes(ctx, lDevice.Ports); err != nil { |
| 1520 | return err |
| 1521 | } |
| 1522 | if err := agent.deviceRoutes.Print(); err != nil { |
| 1523 | return err |
| 1524 | } |
| 1525 | |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1526 | return nil |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1527 | } |
| 1528 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1529 | //updateRoutes updates the device routes |
| 1530 | func (agent *LogicalDeviceAgent) updateRoutes(ctx context.Context, lp *voltha.LogicalPort) error { |
| 1531 | log.Debugw("updateRoutes", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1532 | agent.lockLogicalDevice.Lock() |
| 1533 | defer agent.lockLogicalDevice.Unlock() |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1534 | if agent.deviceRoutes == nil { |
| 1535 | agent.deviceRoutes = route.NewDeviceRoutes(agent.logicalDeviceID, agent.deviceMgr.GetDevice) |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1536 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1537 | if err := agent.deviceRoutes.AddPort(ctx, lp, agent.logicalDevice.Ports); err != nil { |
| 1538 | return err |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1539 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1540 | if err := agent.deviceRoutes.Print(); err != nil { |
| 1541 | return err |
| 1542 | } |
| 1543 | return nil |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1544 | } |
| 1545 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1546 | // 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] | 1547 | func diff(oldList, newList []*voltha.LogicalPort) (newPorts, changedPorts, deletedPorts []*voltha.LogicalPort) { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1548 | newPorts = make([]*voltha.LogicalPort, 0) |
| 1549 | changedPorts = make([]*voltha.LogicalPort, 0) |
| 1550 | deletedPorts = make([]*voltha.LogicalPort, 0) |
| 1551 | for _, o := range oldList { |
| 1552 | found := false |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1553 | for _, n := range newList { |
| 1554 | if o.Id == n.Id { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1555 | found = true |
| 1556 | break |
| 1557 | } |
| 1558 | } |
| 1559 | if !found { |
| 1560 | deletedPorts = append(deletedPorts, o) |
| 1561 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1562 | } |
| 1563 | for _, n := range newList { |
| 1564 | found := false |
khenaidoo | 2bc4828 | 2019-07-16 18:13:46 -0400 | [diff] [blame] | 1565 | changed := false |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1566 | for _, o := range oldList { |
| 1567 | if o.Id == n.Id { |
khenaidoo | 2bc4828 | 2019-07-16 18:13:46 -0400 | [diff] [blame] | 1568 | changed = !reflect.DeepEqual(o, n) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1569 | found = true |
| 1570 | break |
| 1571 | } |
| 1572 | } |
| 1573 | if !found { |
| 1574 | newPorts = append(newPorts, n) |
| 1575 | } |
khenaidoo | 2bc4828 | 2019-07-16 18:13:46 -0400 | [diff] [blame] | 1576 | if changed { |
| 1577 | changedPorts = append(changedPorts, n) |
| 1578 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1579 | } |
| 1580 | return |
| 1581 | } |
| 1582 | |
| 1583 | // portUpdated is invoked when a port is updated on the logical device. Until |
| 1584 | // the POST_ADD notification is fixed, we will use the logical device to |
| 1585 | // update that data. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1586 | func (agent *LogicalDeviceAgent) portUpdated(ctx context.Context, args ...interface{}) interface{} { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1587 | log.Debugw("portUpdated-callback", log.Fields{"argsLen": len(args)}) |
| 1588 | |
| 1589 | var oldLD *voltha.LogicalDevice |
| 1590 | var newlD *voltha.LogicalDevice |
| 1591 | |
| 1592 | var ok bool |
| 1593 | if oldLD, ok = args[0].(*voltha.LogicalDevice); !ok { |
| 1594 | log.Errorw("invalid-args", log.Fields{"args0": args[0]}) |
| 1595 | return nil |
| 1596 | } |
| 1597 | if newlD, ok = args[1].(*voltha.LogicalDevice); !ok { |
| 1598 | log.Errorw("invalid-args", log.Fields{"args1": args[1]}) |
| 1599 | return nil |
| 1600 | } |
| 1601 | |
| 1602 | if reflect.DeepEqual(oldLD.Ports, newlD.Ports) { |
| 1603 | log.Debug("ports-have-not-changed") |
| 1604 | return nil |
| 1605 | } |
| 1606 | |
| 1607 | // Get the difference between the two list |
| 1608 | newPorts, changedPorts, deletedPorts := diff(oldLD.Ports, newlD.Ports) |
| 1609 | |
| 1610 | // Send the port change events to the OF controller |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1611 | for _, newP := range newPorts { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1612 | go agent.ldeviceMgr.grpcNbiHdlr.sendChangeEvent(agent.logicalDeviceID, |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1613 | &ofp.OfpPortStatus{Reason: ofp.OfpPortReason_OFPPR_ADD, Desc: newP.OfpPort}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1614 | } |
| 1615 | for _, change := range changedPorts { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1616 | go agent.ldeviceMgr.grpcNbiHdlr.sendChangeEvent(agent.logicalDeviceID, |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1617 | &ofp.OfpPortStatus{Reason: ofp.OfpPortReason_OFPPR_MODIFY, Desc: change.OfpPort}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1618 | } |
| 1619 | for _, del := range deletedPorts { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1620 | go agent.ldeviceMgr.grpcNbiHdlr.sendChangeEvent(agent.logicalDeviceID, |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1621 | &ofp.OfpPortStatus{Reason: ofp.OfpPortReason_OFPPR_DELETE, Desc: del.OfpPort}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1622 | } |
| 1623 | |
| 1624 | return nil |
| 1625 | } |
| 1626 | |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1627 | // addNNILogicalPort adds an NNI port to the logical device. It returns a bool representing whether a port has been |
| 1628 | // added and an eror in case a valid error is encountered. If the port was successfully added it will return |
| 1629 | // (true, nil). If the device is not in the correct state it will return (false, nil) as this is a valid |
| 1630 | // scenario. This also applies to the case where the port was already added. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1631 | 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] | 1632 | log.Debugw("addNNILogicalPort", log.Fields{"NNI": port}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1633 | if device.AdminState != voltha.AdminState_ENABLED || device.OperStatus != voltha.OperStatus_ACTIVE { |
| 1634 | log.Infow("device-not-ready", log.Fields{"deviceId": device.Id, "admin": device.AdminState, "oper": device.OperStatus}) |
| 1635 | return false, nil |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1636 | } |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1637 | agent.lockLogicalDevice.RLock() |
| 1638 | if agent.portExist(device, port) { |
| 1639 | log.Debugw("port-already-exist", log.Fields{"port": port}) |
| 1640 | agent.lockLogicalDevice.RUnlock() |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1641 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1642 | } |
| 1643 | agent.lockLogicalDevice.RUnlock() |
| 1644 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1645 | var portCap *ic.PortCapability |
| 1646 | var err error |
| 1647 | // First get the port capability |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1648 | if portCap, err = agent.deviceMgr.getPortCapability(ctx, device.Id, port.PortNo); err != nil { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1649 | log.Errorw("error-retrieving-port-capabilities", log.Fields{"error": err}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1650 | return false, err |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1651 | } |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1652 | |
| 1653 | agent.lockLogicalDevice.Lock() |
| 1654 | defer agent.lockLogicalDevice.Unlock() |
| 1655 | // Double check again if this port has been already added since the getPortCapability could have taken a long time |
| 1656 | if agent.portExist(device, port) { |
| 1657 | log.Debugw("port-already-exist", log.Fields{"port": port}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1658 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1659 | } |
| 1660 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1661 | portCap.Port.RootPort = true |
| 1662 | lp := (proto.Clone(portCap.Port)).(*voltha.LogicalPort) |
| 1663 | lp.DeviceId = device.Id |
| 1664 | lp.Id = fmt.Sprintf("nni-%d", port.PortNo) |
| 1665 | lp.OfpPort.PortNo = port.PortNo |
| 1666 | lp.OfpPort.Name = lp.Id |
| 1667 | lp.DevicePortNo = port.PortNo |
| 1668 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1669 | ld := agent.getLogicalDeviceWithoutLock() |
| 1670 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1671 | cloned := (proto.Clone(ld)).(*voltha.LogicalDevice) |
| 1672 | if cloned.Ports == nil { |
| 1673 | cloned.Ports = make([]*voltha.LogicalPort, 0) |
| 1674 | } |
| 1675 | cloned.Ports = append(cloned.Ports, lp) |
| 1676 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1677 | if err = agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1678 | log.Errorw("error-updating-logical-device", log.Fields{"error": err}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1679 | return false, err |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1680 | } |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1681 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1682 | // Update the device routes with this new logical port |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1683 | clonedLP := (proto.Clone(lp)).(*voltha.LogicalPort) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1684 | go func() { |
| 1685 | if err := agent.updateRoutes(context.Background(), clonedLP); err != nil { |
| 1686 | log.Warn("routes-not-ready", log.Fields{"logical-device-id": agent.logicalDeviceID, "logical-port": lp.OfpPort.PortNo, "error": err}) |
| 1687 | } |
| 1688 | }() |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1689 | |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1690 | return true, nil |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1691 | } |
| 1692 | |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1693 | func (agent *LogicalDeviceAgent) portExist(device *voltha.Device, port *voltha.Port) bool { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1694 | ldevice := agent.getLogicalDeviceWithoutLock() |
| 1695 | for _, lPort := range ldevice.Ports { |
| 1696 | if lPort.DeviceId == device.Id && lPort.DevicePortNo == port.PortNo && lPort.Id == port.Label { |
| 1697 | return true |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1698 | } |
| 1699 | } |
| 1700 | return false |
| 1701 | } |
| 1702 | |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1703 | // addUNILogicalPort adds an UNI port to the logical device. It returns a bool representing whether a port has been |
| 1704 | // added and an eror in case a valid error is encountered. If the port was successfully added it will return |
| 1705 | // (true, nil). If the device is not in the correct state it will return (false, nil) as this is a valid |
| 1706 | // scenario. This also applies to the case where the port was already added. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1707 | 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] | 1708 | log.Debugw("addUNILogicalPort", log.Fields{"port": port}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1709 | if childDevice.AdminState != voltha.AdminState_ENABLED || childDevice.OperStatus != voltha.OperStatus_ACTIVE { |
| 1710 | log.Infow("device-not-ready", log.Fields{"deviceId": childDevice.Id, "admin": childDevice.AdminState, "oper": childDevice.OperStatus}) |
| 1711 | return false, nil |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1712 | } |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1713 | agent.lockLogicalDevice.RLock() |
| 1714 | if agent.portExist(childDevice, port) { |
| 1715 | log.Debugw("port-already-exist", log.Fields{"port": port}) |
| 1716 | agent.lockLogicalDevice.RUnlock() |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1717 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1718 | } |
| 1719 | agent.lockLogicalDevice.RUnlock() |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1720 | var portCap *ic.PortCapability |
| 1721 | var err error |
| 1722 | // First get the port capability |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1723 | if portCap, err = agent.deviceMgr.getPortCapability(ctx, childDevice.Id, port.PortNo); err != nil { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1724 | log.Errorw("error-retrieving-port-capabilities", log.Fields{"error": err}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1725 | return false, err |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1726 | } |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1727 | agent.lockLogicalDevice.Lock() |
| 1728 | defer agent.lockLogicalDevice.Unlock() |
| 1729 | // Double check again if this port has been already added since the getPortCapability could have taken a long time |
| 1730 | if agent.portExist(childDevice, port) { |
| 1731 | log.Debugw("port-already-exist", log.Fields{"port": port}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1732 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1733 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1734 | // Get stored logical device |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1735 | ldevice := agent.getLogicalDeviceWithoutLock() |
| 1736 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1737 | log.Debugw("adding-uni", log.Fields{"deviceId": childDevice.Id}) |
| 1738 | portCap.Port.RootPort = false |
| 1739 | portCap.Port.Id = port.Label |
| 1740 | portCap.Port.OfpPort.PortNo = port.PortNo |
| 1741 | portCap.Port.DeviceId = childDevice.Id |
| 1742 | portCap.Port.DevicePortNo = port.PortNo |
| 1743 | cloned := (proto.Clone(ldevice)).(*voltha.LogicalDevice) |
| 1744 | if cloned.Ports == nil { |
| 1745 | cloned.Ports = make([]*voltha.LogicalPort, 0) |
| 1746 | } |
| 1747 | cloned.Ports = append(cloned.Ports, portCap.Port) |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1748 | if err := agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1749 | return false, err |
| 1750 | } |
| 1751 | // Update the device graph with this new logical port |
| 1752 | clonedLP := (proto.Clone(portCap.Port)).(*voltha.LogicalPort) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1753 | |
| 1754 | go func() { |
| 1755 | if err := agent.updateRoutes(context.Background(), clonedLP); err != nil { |
| 1756 | log.Warn("routes-not-ready", log.Fields{"logical-device-id": agent.logicalDeviceID, "error": err}) |
| 1757 | } |
| 1758 | }() |
| 1759 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1760 | return true, nil |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1761 | } |
| 1762 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1763 | func (agent *LogicalDeviceAgent) packetOut(ctx context.Context, packet *ofp.OfpPacketOut) { |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 1764 | log.Debugw("packet-out", log.Fields{ |
| 1765 | "packet": hex.EncodeToString(packet.Data), |
| 1766 | "inPort": packet.GetInPort(), |
| 1767 | }) |
khenaidoo | 68c930b | 2019-05-13 11:46:51 -0400 | [diff] [blame] | 1768 | outPort := fu.GetPacketOutPort(packet) |
khenaidoo | fdbad6e | 2018-11-06 22:26:38 -0500 | [diff] [blame] | 1769 | //frame := packet.GetData() |
| 1770 | //TODO: Use a channel between the logical agent and the device agent |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1771 | if err := agent.deviceMgr.packetOut(ctx, agent.rootDeviceID, outPort, packet); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1772 | log.Error("packetout-failed", log.Fields{"logicalDeviceID": agent.rootDeviceID}) |
khenaidoo | ca30132 | 2019-01-09 23:06:32 -0500 | [diff] [blame] | 1773 | } |
khenaidoo | fdbad6e | 2018-11-06 22:26:38 -0500 | [diff] [blame] | 1774 | } |
| 1775 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1776 | func (agent *LogicalDeviceAgent) packetIn(port uint32, transactionID string, packet []byte) { |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 1777 | log.Debugw("packet-in", log.Fields{ |
| 1778 | "port": port, |
| 1779 | "packet": hex.EncodeToString(packet), |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1780 | "transactionId": transactionID, |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 1781 | }) |
khenaidoo | 68c930b | 2019-05-13 11:46:51 -0400 | [diff] [blame] | 1782 | packetIn := fu.MkPacketIn(port, packet) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1783 | agent.ldeviceMgr.grpcNbiHdlr.sendPacketIn(agent.logicalDeviceID, transactionID, packetIn) |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 1784 | log.Debugw("sending-packet-in", log.Fields{"packet": hex.EncodeToString(packetIn.Data)}) |
khenaidoo | fdbad6e | 2018-11-06 22:26:38 -0500 | [diff] [blame] | 1785 | } |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1786 | |
| 1787 | func (agent *LogicalDeviceAgent) addLogicalPortToMap(portNo uint32, nniPort bool) { |
| 1788 | agent.lockLogicalPortsNo.Lock() |
| 1789 | defer agent.lockLogicalPortsNo.Unlock() |
| 1790 | if exist := agent.logicalPortsNo[portNo]; !exist { |
| 1791 | agent.logicalPortsNo[portNo] = nniPort |
| 1792 | } |
| 1793 | } |
| 1794 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame^] | 1795 | func (agent *LogicalDeviceAgent) deleteLogicalPortsFromMap(portsNo []uint32) { |
| 1796 | agent.lockLogicalPortsNo.Lock() |
| 1797 | defer agent.lockLogicalPortsNo.Unlock() |
| 1798 | for _, pNo := range portsNo { |
| 1799 | delete(agent.logicalPortsNo, pNo) |
| 1800 | } |
| 1801 | } |
| 1802 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 1803 | func (agent *LogicalDeviceAgent) addLogicalPortsToMap(lps []*voltha.LogicalPort) { |
| 1804 | agent.lockLogicalPortsNo.Lock() |
| 1805 | defer agent.lockLogicalPortsNo.Unlock() |
| 1806 | for _, lp := range lps { |
| 1807 | if exist := agent.logicalPortsNo[lp.DevicePortNo]; !exist { |
| 1808 | agent.logicalPortsNo[lp.DevicePortNo] = lp.RootPort |
| 1809 | } |
| 1810 | } |
| 1811 | } |
| 1812 | |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1813 | func (agent *LogicalDeviceAgent) isNNIPort(portNo uint32) bool { |
| 1814 | agent.lockLogicalPortsNo.RLock() |
| 1815 | defer agent.lockLogicalPortsNo.RUnlock() |
| 1816 | if exist := agent.logicalPortsNo[portNo]; exist { |
| 1817 | return agent.logicalPortsNo[portNo] |
| 1818 | } |
| 1819 | return false |
| 1820 | } |
| 1821 | |
| 1822 | func (agent *LogicalDeviceAgent) getFirstNNIPort() (uint32, error) { |
| 1823 | agent.lockLogicalPortsNo.RLock() |
| 1824 | defer agent.lockLogicalPortsNo.RUnlock() |
| 1825 | for portNo, nni := range agent.logicalPortsNo { |
| 1826 | if nni { |
| 1827 | return portNo, nil |
| 1828 | } |
| 1829 | } |
| 1830 | return 0, status.Error(codes.NotFound, "No NNI port found") |
| 1831 | } |
Esin Karaman | 09959ae | 2019-11-29 13:59:58 +0000 | [diff] [blame] | 1832 | |
| 1833 | //GetNNIPorts returns NNI ports. |
| 1834 | func (agent *LogicalDeviceAgent) GetNNIPorts() []uint32 { |
| 1835 | agent.lockLogicalPortsNo.RLock() |
| 1836 | defer agent.lockLogicalPortsNo.RUnlock() |
| 1837 | nniPorts := make([]uint32, 0) |
| 1838 | for portNo, nni := range agent.logicalPortsNo { |
| 1839 | if nni { |
| 1840 | nniPorts = append(nniPorts, portNo) |
| 1841 | } |
| 1842 | } |
| 1843 | return nniPorts |
| 1844 | } |