khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018-present Open Networking Foundation |
| 3 | |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 16 | |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 17 | package core |
| 18 | |
| 19 | import ( |
| 20 | "context" |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 21 | "encoding/hex" |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 22 | "errors" |
| 23 | "fmt" |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 24 | "github.com/gogo/protobuf/proto" |
sbarbari | 17d7e22 | 2019-11-05 10:02:29 -0500 | [diff] [blame] | 25 | "github.com/opencord/voltha-go/db/model" |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 26 | fd "github.com/opencord/voltha-go/rw_core/flowdecomposition" |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 27 | "github.com/opencord/voltha-go/rw_core/route" |
Scott Baker | b671a86 | 2019-10-24 10:53:40 -0700 | [diff] [blame] | 28 | coreutils "github.com/opencord/voltha-go/rw_core/utils" |
serkant.uluderya | 2ae470f | 2020-01-21 11:13:09 -0800 | [diff] [blame] | 29 | fu "github.com/opencord/voltha-lib-go/v3/pkg/flows" |
| 30 | "github.com/opencord/voltha-lib-go/v3/pkg/log" |
| 31 | ic "github.com/opencord/voltha-protos/v3/go/inter_container" |
| 32 | ofp "github.com/opencord/voltha-protos/v3/go/openflow_13" |
| 33 | "github.com/opencord/voltha-protos/v3/go/voltha" |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 34 | "google.golang.org/grpc/codes" |
| 35 | "google.golang.org/grpc/status" |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 36 | "reflect" |
| 37 | "sync" |
| 38 | "time" |
| 39 | ) |
| 40 | |
| 41 | const ( |
| 42 | maxOrderedLogicalDeviceRequestQueueSize = 1000 |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 43 | ) |
| 44 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 45 | // LogicalDeviceAgent represent attributes of logical device agent |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 46 | type LogicalDeviceAgent struct { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 47 | logicalDeviceID string |
| 48 | rootDeviceID string |
khenaidoo | 3306c99 | 2019-05-24 16:57:35 -0400 | [diff] [blame] | 49 | deviceMgr *DeviceManager |
| 50 | ldeviceMgr *LogicalDeviceManager |
| 51 | clusterDataProxy *model.Proxy |
| 52 | exitChannel chan int |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 53 | deviceRoutes *route.DeviceRoutes |
khenaidoo | 3306c99 | 2019-05-24 16:57:35 -0400 | [diff] [blame] | 54 | flowProxy *model.Proxy |
| 55 | groupProxy *model.Proxy |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 56 | meterProxy *model.Proxy |
khenaidoo | 3306c99 | 2019-05-24 16:57:35 -0400 | [diff] [blame] | 57 | ldProxy *model.Proxy |
| 58 | portProxies map[string]*model.Proxy |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 59 | lockDeviceRoutes sync.RWMutex |
khenaidoo | 3306c99 | 2019-05-24 16:57:35 -0400 | [diff] [blame] | 60 | logicalPortsNo map[uint32]bool //value is true for NNI port |
| 61 | lockLogicalPortsNo sync.RWMutex |
| 62 | flowDecomposer *fd.FlowDecomposer |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 63 | defaultTimeout time.Duration |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 64 | logicalDevice *voltha.LogicalDevice |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 65 | requestQueue *coreutils.RequestQueue |
| 66 | startOnce sync.Once |
| 67 | stopOnce sync.Once |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 68 | } |
| 69 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 70 | func newLogicalDeviceAgent(id string, deviceID string, ldeviceMgr *LogicalDeviceManager, |
Stephane Barbarie | 1ab4327 | 2018-12-08 21:42:13 -0500 | [diff] [blame] | 71 | deviceMgr *DeviceManager, |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 72 | cdProxy *model.Proxy, timeout time.Duration) *LogicalDeviceAgent { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 73 | var agent LogicalDeviceAgent |
| 74 | agent.exitChannel = make(chan int, 1) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 75 | agent.logicalDeviceID = id |
| 76 | agent.rootDeviceID = deviceID |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 77 | agent.deviceMgr = deviceMgr |
khenaidoo | 9a46896 | 2018-09-19 15:33:13 -0400 | [diff] [blame] | 78 | agent.clusterDataProxy = cdProxy |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 79 | agent.ldeviceMgr = ldeviceMgr |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 80 | agent.flowDecomposer = fd.NewFlowDecomposer(agent.deviceMgr) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 81 | agent.portProxies = make(map[string]*model.Proxy) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 82 | agent.logicalPortsNo = make(map[uint32]bool) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 83 | agent.defaultTimeout = timeout |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 84 | agent.requestQueue = coreutils.NewRequestQueue(agent.logicalDeviceID, maxOrderedLogicalDeviceRequestQueueSize) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 85 | return &agent |
| 86 | } |
| 87 | |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 88 | // start creates the logical device and add it to the data model |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 89 | func (agent *LogicalDeviceAgent) start(ctx context.Context, loadFromDB bool) error { |
| 90 | needToStart := false |
| 91 | if agent.startOnce.Do(func() { needToStart = true }); !needToStart { |
| 92 | return nil |
| 93 | } |
| 94 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 95 | logger.Infow("starting-logical_device-agent", log.Fields{"logical-device-id": agent.logicalDeviceID, "load-from-db": loadFromDB}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 96 | |
| 97 | var startSucceeded bool |
| 98 | defer func() { |
| 99 | if !startSucceeded { |
| 100 | if err := agent.stop(ctx); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 101 | logger.Errorw("failed-to-cleanup-after-unsuccessful-start", log.Fields{"logical-device-id": agent.logicalDeviceID, "error": err}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 102 | } |
| 103 | } |
| 104 | }() |
| 105 | |
| 106 | // Launch the request queue - it will launch a go routine |
| 107 | agent.requestQueue.Start() |
| 108 | |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 109 | var ld *voltha.LogicalDevice |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 110 | if !loadFromDB { |
khenaidoo | 7e3d8f1 | 2019-08-02 16:06:30 -0400 | [diff] [blame] | 111 | //Build the logical device based on information retrieved from the device adapter |
| 112 | var switchCap *ic.SwitchCapability |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 113 | var err error |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 114 | if switchCap, err = agent.deviceMgr.getSwitchCapability(ctx, agent.rootDeviceID); err != nil { |
khenaidoo | 7e3d8f1 | 2019-08-02 16:06:30 -0400 | [diff] [blame] | 115 | return err |
| 116 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 117 | ld = &voltha.LogicalDevice{Id: agent.logicalDeviceID, RootDeviceId: agent.rootDeviceID} |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 118 | |
| 119 | // Create the datapath ID (uint64) using the logical device ID (based on the MAC Address) |
| 120 | var datapathID uint64 |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 121 | if datapathID, err = CreateDataPathID(agent.logicalDeviceID); err != nil { |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 122 | return err |
| 123 | } |
| 124 | ld.DatapathId = datapathID |
khenaidoo | 7e3d8f1 | 2019-08-02 16:06:30 -0400 | [diff] [blame] | 125 | ld.Desc = (proto.Clone(switchCap.Desc)).(*ofp.OfpDesc) |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 126 | logger.Debugw("Switch-capability", log.Fields{"Desc": ld.Desc, "fromAd": switchCap.Desc}) |
khenaidoo | 7e3d8f1 | 2019-08-02 16:06:30 -0400 | [diff] [blame] | 127 | ld.SwitchFeatures = (proto.Clone(switchCap.SwitchFeatures)).(*ofp.OfpSwitchFeatures) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 128 | ld.Flows = &ofp.Flows{Items: nil} |
| 129 | ld.FlowGroups = &ofp.FlowGroups{Items: nil} |
khenaidoo | 4908535 | 2020-01-13 19:15:43 -0500 | [diff] [blame] | 130 | ld.Ports = []*voltha.LogicalPort{} |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 131 | |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 132 | // Save the logical device |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 133 | added, err := agent.clusterDataProxy.AddWithID(ctx, "/logical_devices", ld.Id, ld, "") |
| 134 | if err != nil { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 135 | return err |
| 136 | } |
| 137 | if added == nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 138 | logger.Errorw("failed-to-add-logical-device", log.Fields{"logical-device-id": agent.logicalDeviceID}) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 139 | } else { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 140 | logger.Debugw("logicaldevice-created", log.Fields{"logical-device-id": agent.logicalDeviceID, "root-id": ld.RootDeviceId}) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 141 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 142 | |
| 143 | agent.logicalDevice = proto.Clone(ld).(*voltha.LogicalDevice) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 144 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 145 | // Setup the logicalports - internal processing, no need to propagate the client context |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 146 | go func() { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 147 | err := agent.setupLogicalPorts(context.Background()) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 148 | if err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 149 | logger.Errorw("unable-to-setup-logical-ports", log.Fields{"error": err}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 150 | } |
| 151 | }() |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 152 | } else { |
| 153 | // load from dB - the logical may not exist at this time. On error, just return and the calling function |
| 154 | // will destroy this agent. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 155 | logicalDevice, err := agent.clusterDataProxy.Get(ctx, "/logical_devices/"+agent.logicalDeviceID, 0, true, "") |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 156 | if err != nil { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 157 | return err |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 158 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 159 | ld, ok := logicalDevice.(*voltha.LogicalDevice) |
| 160 | if !ok { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 161 | return status.Errorf(codes.NotFound, "logical_device-%s", agent.logicalDeviceID) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 162 | } |
khenaidoo | 8c3303d | 2019-02-13 14:59:39 -0500 | [diff] [blame] | 163 | // Update the root device Id |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 164 | agent.rootDeviceID = ld.RootDeviceId |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 165 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 166 | // Update the last data |
| 167 | agent.logicalDevice = proto.Clone(ld).(*voltha.LogicalDevice) |
| 168 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 169 | // Setup the local list of logical ports |
| 170 | agent.addLogicalPortsToMap(ld.Ports) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 171 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 172 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 173 | var err error |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 174 | agent.flowProxy, err = agent.clusterDataProxy.CreateProxy( |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 175 | ctx, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 176 | fmt.Sprintf("/logical_devices/%s/flows", agent.logicalDeviceID), |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 177 | false) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 178 | if err != nil { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 179 | return err |
| 180 | } |
| 181 | agent.meterProxy, err = agent.clusterDataProxy.CreateProxy( |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 182 | ctx, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 183 | fmt.Sprintf("/logical_devices/%s/meters", agent.logicalDeviceID), |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 184 | false) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 185 | if err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 186 | logger.Errorw("failed-to-create-meter-proxy", log.Fields{"error": err}) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 187 | return err |
| 188 | } |
| 189 | agent.groupProxy, err = agent.clusterDataProxy.CreateProxy( |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 190 | ctx, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 191 | fmt.Sprintf("/logical_devices/%s/flow_groups", agent.logicalDeviceID), |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 192 | false) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 193 | if err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 194 | logger.Errorw("failed-to-create-group-proxy", log.Fields{"error": err}) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 195 | return err |
| 196 | } |
| 197 | agent.ldProxy, err = agent.clusterDataProxy.CreateProxy( |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 198 | ctx, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 199 | fmt.Sprintf("/logical_devices/%s", agent.logicalDeviceID), |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 200 | false) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 201 | if err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 202 | logger.Errorw("failed-to-create-logical-device-proxy", log.Fields{"error": err}) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 203 | return err |
| 204 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 205 | // TODO: Use a port proxy once the POST_ADD is fixed |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 206 | if agent.ldProxy != nil { |
npujar | 9a30c70 | 2019-11-14 17:06:39 +0530 | [diff] [blame] | 207 | agent.ldProxy.RegisterCallback(model.PostUpdate, agent.portUpdated) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 208 | } else { |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 209 | return status.Error(codes.Internal, "logical-device-proxy-null") |
| 210 | } |
khenaidoo | bcf205b | 2019-01-25 22:21:14 -0500 | [diff] [blame] | 211 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 212 | // Setup the device routes. Building routes may fail if the pre-conditions are not satisfied (e.g. no PON ports present) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 213 | if loadFromDB { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 214 | go func() { |
| 215 | if err := agent.buildRoutes(context.Background()); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 216 | logger.Warn("routes-not-ready", log.Fields{"logical-device-id": agent.logicalDeviceID, "error": err}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 217 | } |
| 218 | }() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 219 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 220 | startSucceeded = true |
| 221 | |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 222 | return nil |
| 223 | } |
| 224 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 225 | // stop stops the logical device agent. This removes the logical device from the data model. |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 226 | func (agent *LogicalDeviceAgent) stop(ctx context.Context) error { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 227 | var returnErr error |
| 228 | agent.stopOnce.Do(func() { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 229 | logger.Info("stopping-logical_device-agent") |
khenaidoo | 8c3303d | 2019-02-13 14:59:39 -0500 | [diff] [blame] | 230 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 231 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 232 | // This should never happen - an error is returned only if the agent is stopped and an agent is only stopped once. |
| 233 | returnErr = err |
| 234 | return |
| 235 | } |
| 236 | defer agent.requestQueue.RequestComplete() |
| 237 | |
| 238 | //Remove the logical device from the model |
| 239 | if removed, err := agent.clusterDataProxy.Remove(ctx, "/logical_devices/"+agent.logicalDeviceID, ""); err != nil { |
| 240 | returnErr = err |
| 241 | } else if removed == nil { |
| 242 | returnErr = status.Errorf(codes.Aborted, "failed-to-remove-logical-ldevice-%s", agent.logicalDeviceID) |
| 243 | } else { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 244 | logger.Debugw("logicaldevice-removed", log.Fields{"logicaldeviceId": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 245 | } |
| 246 | |
| 247 | // Stop the request queue and request complete indication |
| 248 | agent.requestQueue.Stop() |
| 249 | |
| 250 | close(agent.exitChannel) |
| 251 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 252 | logger.Info("logical_device-agent-stopped") |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 253 | }) |
| 254 | return returnErr |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 255 | } |
| 256 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 257 | // GetLogicalDevice returns the latest logical device data |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 258 | func (agent *LogicalDeviceAgent) GetLogicalDevice(ctx context.Context) (*voltha.LogicalDevice, error) { |
| 259 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 260 | return nil, err |
| 261 | } |
| 262 | defer agent.requestQueue.RequestComplete() |
| 263 | return proto.Clone(agent.logicalDevice).(*voltha.LogicalDevice), nil |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 264 | } |
| 265 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 266 | // ListLogicalDeviceFlows returns logical device flows |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 267 | func (agent *LogicalDeviceAgent) ListLogicalDeviceFlows(ctx context.Context) (*ofp.Flows, error) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 268 | logger.Debug("ListLogicalDeviceFlows") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 269 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 270 | logicalDevice, err := agent.GetLogicalDevice(ctx) |
| 271 | if err != nil { |
| 272 | return nil, err |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 273 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 274 | if logicalDevice.Flows == nil { |
| 275 | return &ofp.Flows{}, nil |
| 276 | } |
| 277 | return (proto.Clone(logicalDevice.Flows)).(*ofp.Flows), nil |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 278 | } |
| 279 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 280 | // ListLogicalDeviceMeters returns logical device meters |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 281 | func (agent *LogicalDeviceAgent) ListLogicalDeviceMeters(ctx context.Context) (*ofp.Meters, error) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 282 | logger.Debug("ListLogicalDeviceMeters") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 283 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 284 | logicalDevice, err := agent.GetLogicalDevice(ctx) |
| 285 | if err != nil { |
| 286 | return nil, err |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 287 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 288 | if logicalDevice.Meters == nil { |
| 289 | return &ofp.Meters{}, nil |
| 290 | } |
| 291 | return (proto.Clone(logicalDevice.Meters)).(*ofp.Meters), nil |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 292 | } |
| 293 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 294 | // ListLogicalDeviceFlowGroups returns logical device flow groups |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 295 | func (agent *LogicalDeviceAgent) ListLogicalDeviceFlowGroups(ctx context.Context) (*ofp.FlowGroups, error) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 296 | logger.Debug("ListLogicalDeviceFlowGroups") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 297 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 298 | logicalDevice, err := agent.GetLogicalDevice(ctx) |
| 299 | if err != nil { |
| 300 | return nil, err |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 301 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 302 | if logicalDevice.FlowGroups == nil { |
| 303 | return &ofp.FlowGroups{}, nil |
| 304 | } |
| 305 | return (proto.Clone(logicalDevice.FlowGroups)).(*ofp.FlowGroups), nil |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 306 | } |
| 307 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 308 | // ListLogicalDevicePorts returns logical device ports |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 309 | func (agent *LogicalDeviceAgent) ListLogicalDevicePorts(ctx context.Context) (*voltha.LogicalPorts, error) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 310 | logger.Debug("ListLogicalDevicePorts") |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 311 | logicalDevice, err := agent.GetLogicalDevice(ctx) |
| 312 | if err != nil { |
| 313 | return nil, err |
| 314 | } |
| 315 | if logicalDevice == nil { |
| 316 | return &voltha.LogicalPorts{}, nil |
| 317 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 318 | lPorts := make([]*voltha.LogicalPort, 0) |
| 319 | lPorts = append(lPorts, logicalDevice.Ports...) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 320 | return &voltha.LogicalPorts{Items: lPorts}, nil |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 321 | } |
| 322 | |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 323 | //updateLogicalDeviceFlowsWithoutLock updates the logical device with the latest flows in the model. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 324 | func (agent *LogicalDeviceAgent) updateLogicalDeviceFlowsWithoutLock(ctx context.Context, flows *ofp.Flows) error { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 325 | ld := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 326 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 327 | logger.Debugw("logical-device-before", log.Fields{"lports": len(ld.Ports)}) |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 328 | ld.Flows = flows |
| 329 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 330 | if err := agent.updateLogicalDeviceWithoutLock(ctx, ld); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 331 | logger.Errorw("error-updating-logical-device-with-flows", log.Fields{"error": err}) |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 332 | return err |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 333 | } |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 334 | return nil |
| 335 | } |
| 336 | |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 337 | //updateLogicalDeviceMetersWithoutLock updates the logical device with the meters info |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 338 | func (agent *LogicalDeviceAgent) updateLogicalDeviceMetersWithoutLock(ctx context.Context, meters *ofp.Meters) error { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 339 | ld := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 340 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 341 | logger.Debugw("logical-device-before", log.Fields{"lports": len(ld.Ports)}) |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 342 | ld.Meters = meters |
| 343 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 344 | if err := agent.updateLogicalDeviceWithoutLock(ctx, ld); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 345 | logger.Errorw("error-updating-logical-device-with-meters", log.Fields{"error": err}) |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 346 | return err |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 347 | } |
| 348 | return nil |
| 349 | } |
| 350 | |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 351 | //updateLogicalDeviceFlowGroupsWithoutLock updates the logical device with the flow groups |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 352 | func (agent *LogicalDeviceAgent) updateLogicalDeviceFlowGroupsWithoutLock(ctx context.Context, flowGroups *ofp.FlowGroups) error { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 353 | ld := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 354 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 355 | logger.Debugw("logical-device-before", log.Fields{"lports": len(ld.Ports)}) |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 356 | ld.FlowGroups = flowGroups |
| 357 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 358 | if err := agent.updateLogicalDeviceWithoutLock(ctx, ld); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 359 | logger.Errorw("error-updating-logical-device-with-flowgroups", log.Fields{"error": err}) |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 360 | return err |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 361 | } |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 362 | return nil |
| 363 | } |
| 364 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 365 | // getLogicalDeviceWithoutLock returns a cloned logical device to a function that already holds the agent lock. |
| 366 | func (agent *LogicalDeviceAgent) getLogicalDeviceWithoutLock() *voltha.LogicalDevice { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 367 | logger.Debug("getLogicalDeviceWithoutLock") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 368 | return proto.Clone(agent.logicalDevice).(*voltha.LogicalDevice) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 369 | } |
| 370 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 371 | func (agent *LogicalDeviceAgent) updateLogicalPort(ctx context.Context, device *voltha.Device, port *voltha.Port) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 372 | logger.Debugw("updateLogicalPort", log.Fields{"deviceId": device.Id, "port": port}) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 373 | var err error |
| 374 | if port.Type == voltha.Port_ETHERNET_NNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 375 | if _, err = agent.addNNILogicalPort(ctx, device, port); err != nil { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 376 | return err |
| 377 | } |
| 378 | agent.addLogicalPortToMap(port.PortNo, true) |
| 379 | } else if port.Type == voltha.Port_ETHERNET_UNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 380 | if _, err = agent.addUNILogicalPort(ctx, device, port); err != nil { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 381 | return err |
| 382 | } |
| 383 | agent.addLogicalPortToMap(port.PortNo, false) |
| 384 | } else { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 385 | // Update the device routes to ensure all routes on the logical device have been calculated |
| 386 | if err = agent.buildRoutes(ctx); err != nil { |
| 387 | // Not an error - temporary state |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 388 | logger.Warnw("failed-to-update-routes", log.Fields{"device-id": device.Id, "port": port, "error": err}) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 389 | } |
| 390 | } |
| 391 | return nil |
| 392 | } |
| 393 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 394 | // setupLogicalPorts is invoked once the logical device has been created and is ready to get ports |
| 395 | // added to it. While the logical device was being created we could have received requests to add |
| 396 | // NNI and UNI ports which were discarded. Now is the time to add them if needed |
| 397 | func (agent *LogicalDeviceAgent) setupLogicalPorts(ctx context.Context) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 398 | logger.Infow("setupLogicalPorts", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 399 | // First add any NNI ports which could have been missing |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 400 | if err := agent.setupNNILogicalPorts(ctx, agent.rootDeviceID); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 401 | logger.Errorw("error-setting-up-NNI-ports", log.Fields{"error": err, "deviceId": agent.rootDeviceID}) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 402 | return err |
| 403 | } |
| 404 | |
| 405 | // Now, set up the UNI ports if needed. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 406 | children, err := agent.deviceMgr.getAllChildDevices(ctx, agent.rootDeviceID) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 407 | if err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 408 | logger.Errorw("error-getting-child-devices", log.Fields{"error": err, "deviceId": agent.rootDeviceID}) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 409 | return err |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 410 | } |
| 411 | responses := make([]coreutils.Response, 0) |
| 412 | for _, child := range children.Items { |
| 413 | response := coreutils.NewResponse() |
| 414 | responses = append(responses, response) |
| 415 | go func(child *voltha.Device) { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 416 | if err = agent.setupUNILogicalPorts(context.Background(), child); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 417 | logger.Error("setting-up-UNI-ports-failed", log.Fields{"deviceID": child.Id}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 418 | response.Error(status.Errorf(codes.Internal, "UNI-ports-setup-failed: %s", child.Id)) |
| 419 | } |
| 420 | response.Done() |
| 421 | }(child) |
| 422 | } |
| 423 | // Wait for completion |
| 424 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, responses...); res != nil { |
| 425 | return status.Errorf(codes.Aborted, "errors-%s", res) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 426 | } |
| 427 | return nil |
| 428 | } |
| 429 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 430 | // setupNNILogicalPorts creates an NNI port on the logical device that represents an NNI interface on a root device |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 431 | func (agent *LogicalDeviceAgent) setupNNILogicalPorts(ctx context.Context, deviceID string) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 432 | logger.Infow("setupNNILogicalPorts-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 433 | // Build the logical device based on information retrieved from the device adapter |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 434 | var err error |
| 435 | |
| 436 | var device *voltha.Device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 437 | if device, err = agent.deviceMgr.GetDevice(ctx, deviceID); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 438 | logger.Errorw("error-retrieving-device", log.Fields{"error": err, "deviceId": deviceID}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 439 | return err |
| 440 | } |
| 441 | |
| 442 | //Get UNI port number |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 443 | for _, port := range device.Ports { |
| 444 | if port.Type == voltha.Port_ETHERNET_NNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 445 | if _, err = agent.addNNILogicalPort(ctx, device, port); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 446 | logger.Errorw("error-adding-UNI-port", log.Fields{"error": err}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 447 | } |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 448 | agent.addLogicalPortToMap(port.PortNo, true) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 449 | } |
| 450 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 451 | return err |
| 452 | } |
| 453 | |
khenaidoo | 171b98e | 2019-10-31 11:48:15 -0400 | [diff] [blame] | 454 | // updatePortState updates the port state of the device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 455 | func (agent *LogicalDeviceAgent) updatePortState(ctx context.Context, deviceID string, portNo uint32, operStatus voltha.OperStatus_Types) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 456 | logger.Infow("updatePortState-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "portNo": portNo, "state": operStatus}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 457 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 458 | return err |
| 459 | } |
| 460 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 171b98e | 2019-10-31 11:48:15 -0400 | [diff] [blame] | 461 | // Get the latest logical device info |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 462 | cloned := agent.getLogicalDeviceWithoutLock() |
| 463 | for idx, lPort := range cloned.Ports { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 464 | if lPort.DeviceId == deviceID && lPort.DevicePortNo == portNo { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 465 | if operStatus == voltha.OperStatus_ACTIVE { |
| 466 | cloned.Ports[idx].OfpPort.Config = cloned.Ports[idx].OfpPort.Config & ^uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 467 | cloned.Ports[idx].OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LIVE) |
| 468 | } else { |
| 469 | cloned.Ports[idx].OfpPort.Config = cloned.Ports[idx].OfpPort.Config | uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 470 | cloned.Ports[idx].OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LINK_DOWN) |
| 471 | } |
| 472 | // Update the logical device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 473 | if err := agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 474 | logger.Errorw("error-updating-logical-device", log.Fields{"error": err}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 475 | return err |
| 476 | } |
| 477 | return nil |
| 478 | } |
| 479 | } |
| 480 | return status.Errorf(codes.NotFound, "port-%d-not-exist", portNo) |
khenaidoo | 171b98e | 2019-10-31 11:48:15 -0400 | [diff] [blame] | 481 | } |
| 482 | |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 483 | // updatePortsState updates the ports state related to the device |
kesavand | bc2d162 | 2020-01-21 00:42:01 -0500 | [diff] [blame] | 484 | func (agent *LogicalDeviceAgent) updatePortsState(ctx context.Context, device *voltha.Device, state voltha.OperStatus_Types) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 485 | logger.Infow("updatePortsState-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 486 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 487 | return err |
| 488 | } |
| 489 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 490 | // Get the latest logical device info |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 491 | cloned := agent.getLogicalDeviceWithoutLock() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 492 | for _, lport := range cloned.Ports { |
| 493 | if lport.DeviceId == device.Id { |
kesavand | bc2d162 | 2020-01-21 00:42:01 -0500 | [diff] [blame] | 494 | if state == voltha.OperStatus_ACTIVE { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 495 | lport.OfpPort.Config = lport.OfpPort.Config & ^uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 496 | lport.OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LIVE) |
kesavand | bc2d162 | 2020-01-21 00:42:01 -0500 | [diff] [blame] | 497 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 498 | lport.OfpPort.Config = lport.OfpPort.Config | uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 499 | lport.OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LINK_DOWN) |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 500 | } |
kesavand | bc2d162 | 2020-01-21 00:42:01 -0500 | [diff] [blame] | 501 | |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 502 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 503 | } |
| 504 | // Updating the logical device will trigger the poprt change events to be populated to the controller |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 505 | if err := agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 506 | logger.Warnw("logical-device-update-failed", log.Fields{"ldeviceId": agent.logicalDeviceID, "error": err}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 507 | return err |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 508 | } |
| 509 | return nil |
| 510 | } |
| 511 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 512 | // setupUNILogicalPorts creates a UNI port on the logical device that represents a child UNI interface |
| 513 | func (agent *LogicalDeviceAgent) setupUNILogicalPorts(ctx context.Context, childDevice *voltha.Device) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 514 | logger.Infow("setupUNILogicalPort", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 515 | // Build the logical device based on information retrieved from the device adapter |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 516 | var err error |
khenaidoo | 59ef7be | 2019-06-21 12:40:28 -0400 | [diff] [blame] | 517 | var added bool |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 518 | //Get UNI port number |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 519 | for _, port := range childDevice.Ports { |
| 520 | if port.Type == voltha.Port_ETHERNET_UNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 521 | if added, err = agent.addUNILogicalPort(ctx, childDevice, port); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 522 | logger.Errorw("error-adding-UNI-port", log.Fields{"error": err}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 523 | } |
khenaidoo | 59ef7be | 2019-06-21 12:40:28 -0400 | [diff] [blame] | 524 | if added { |
| 525 | agent.addLogicalPortToMap(port.PortNo, false) |
| 526 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 527 | } |
| 528 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 529 | return err |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 530 | } |
| 531 | |
Girish Gowdra | 408cd96 | 2020-03-11 14:31:31 -0700 | [diff] [blame] | 532 | // deleteAllLogicalPorts deletes all logical ports associated with this logical device |
| 533 | func (agent *LogicalDeviceAgent) deleteAllLogicalPorts(ctx context.Context) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 534 | logger.Infow("updatePortsState-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 535 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 536 | return err |
| 537 | } |
| 538 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 539 | // Get the latest logical device info |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 540 | ld := agent.getLogicalDeviceWithoutLock() |
| 541 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 542 | cloned := (proto.Clone(ld)).(*voltha.LogicalDevice) |
Girish Gowdra | 408cd96 | 2020-03-11 14:31:31 -0700 | [diff] [blame] | 543 | var updateLogicalPorts []*voltha.LogicalPort |
| 544 | // Update an empty ports slice to remove all the ports |
| 545 | cloned.Ports = updateLogicalPorts |
| 546 | |
| 547 | if err := agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 548 | logger.Warnw("logical-device-update-failed", log.Fields{"ldeviceId": agent.logicalDeviceID, "error": err}) |
Girish Gowdra | 408cd96 | 2020-03-11 14:31:31 -0700 | [diff] [blame] | 549 | return err |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 550 | } |
| 551 | return nil |
| 552 | } |
| 553 | |
Hardik Windlass | c704def | 2020-02-26 18:23:19 +0000 | [diff] [blame] | 554 | // deleteAllUNILogicalPorts deletes all UNI logical ports associated with this parent device |
| 555 | func (agent *LogicalDeviceAgent) deleteAllUNILogicalPorts(ctx context.Context, parentDevice *voltha.Device) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 556 | logger.Debugw("delete-all-uni-logical-ports", log.Fields{"logical-device-id": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 557 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 558 | return err |
| 559 | } |
| 560 | defer agent.requestQueue.RequestComplete() |
Hardik Windlass | c704def | 2020-02-26 18:23:19 +0000 | [diff] [blame] | 561 | // Get the latest logical device info |
| 562 | ld := agent.getLogicalDeviceWithoutLock() |
| 563 | |
| 564 | cloned := (proto.Clone(ld)).(*voltha.LogicalDevice) |
| 565 | updateLogicalPorts := []*voltha.LogicalPort{} |
| 566 | for _, lport := range cloned.Ports { |
| 567 | // Save NNI ports only |
| 568 | if agent.isNNIPort(lport.DevicePortNo) { |
| 569 | updateLogicalPorts = append(updateLogicalPorts, lport) |
| 570 | } |
| 571 | } |
| 572 | if len(updateLogicalPorts) < len(cloned.Ports) { |
| 573 | cloned.Ports = updateLogicalPorts |
| 574 | // Updating the logical device will trigger the port change events to be populated to the controller |
| 575 | if err := agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
| 576 | return err |
| 577 | } |
| 578 | } else { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 579 | logger.Debugw("no-change-required", log.Fields{"logical-device-id": agent.logicalDeviceID}) |
Hardik Windlass | c704def | 2020-02-26 18:23:19 +0000 | [diff] [blame] | 580 | } |
| 581 | return nil |
| 582 | } |
| 583 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 584 | //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] | 585 | func (agent *LogicalDeviceAgent) updateLogicalDeviceWithoutLock(ctx context.Context, logicalDevice *voltha.LogicalDevice) error { |
| 586 | updateCtx := context.WithValue(ctx, model.RequestTimestamp, time.Now().UnixNano()) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 587 | afterUpdate, err := agent.clusterDataProxy.Update(updateCtx, "/logical_devices/"+agent.logicalDeviceID, logicalDevice, false, "") |
| 588 | if err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 589 | logger.Errorw("failed-to-update-logical-devices-to-cluster-proxy", log.Fields{"error": err}) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 590 | return err |
| 591 | } |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 592 | if afterUpdate == nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 593 | return status.Errorf(codes.Internal, "failed-updating-logical-device:%s", agent.logicalDeviceID) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 594 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 595 | //agent.logicalDevice = (proto.Clone(logicalDevice)).(*voltha.LogicalDevice) |
| 596 | agent.logicalDevice = logicalDevice |
| 597 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 598 | return nil |
| 599 | } |
| 600 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 601 | //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] | 602 | //that device graph was generated. |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 603 | func (agent *LogicalDeviceAgent) generateDeviceRoutesIfNeeded(ctx context.Context) error { |
| 604 | agent.lockDeviceRoutes.Lock() |
| 605 | defer agent.lockDeviceRoutes.Unlock() |
| 606 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 607 | ld, err := agent.GetLogicalDevice(ctx) |
| 608 | if err != nil { |
| 609 | return err |
| 610 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 611 | |
| 612 | if agent.deviceRoutes != nil && agent.deviceRoutes.IsUpToDate(ld) { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 613 | return nil |
| 614 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 615 | logger.Debug("Generation of device route required") |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 616 | if err := agent.buildRoutes(ctx); err != nil { |
| 617 | return err |
| 618 | } |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 619 | return nil |
| 620 | } |
| 621 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 622 | //updateFlowTable updates the flow table of that logical device |
| 623 | func (agent *LogicalDeviceAgent) updateFlowTable(ctx context.Context, flow *ofp.OfpFlowMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 624 | logger.Debug("updateFlowTable") |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 625 | if flow == nil { |
| 626 | return nil |
| 627 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 628 | if err := agent.generateDeviceRoutesIfNeeded(ctx); err != nil { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 629 | return err |
| 630 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 631 | switch flow.GetCommand() { |
| 632 | case ofp.OfpFlowModCommand_OFPFC_ADD: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 633 | return agent.flowAdd(ctx, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 634 | case ofp.OfpFlowModCommand_OFPFC_DELETE: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 635 | return agent.flowDelete(ctx, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 636 | case ofp.OfpFlowModCommand_OFPFC_DELETE_STRICT: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 637 | return agent.flowDeleteStrict(ctx, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 638 | case ofp.OfpFlowModCommand_OFPFC_MODIFY: |
| 639 | return agent.flowModify(flow) |
| 640 | case ofp.OfpFlowModCommand_OFPFC_MODIFY_STRICT: |
| 641 | return agent.flowModifyStrict(flow) |
| 642 | } |
| 643 | return status.Errorf(codes.Internal, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 644 | "unhandled-command: lDeviceId:%s, command:%s", agent.logicalDeviceID, flow.GetCommand()) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 645 | } |
| 646 | |
| 647 | //updateGroupTable updates the group table of that logical device |
| 648 | func (agent *LogicalDeviceAgent) updateGroupTable(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 649 | logger.Debug("updateGroupTable") |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 650 | if groupMod == nil { |
| 651 | return nil |
| 652 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 653 | if err := agent.generateDeviceRoutesIfNeeded(ctx); err != nil { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 654 | return err |
| 655 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 656 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 657 | switch groupMod.GetCommand() { |
| 658 | case ofp.OfpGroupModCommand_OFPGC_ADD: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 659 | return agent.groupAdd(ctx, groupMod) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 660 | case ofp.OfpGroupModCommand_OFPGC_DELETE: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 661 | return agent.groupDelete(ctx, groupMod) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 662 | case ofp.OfpGroupModCommand_OFPGC_MODIFY: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 663 | return agent.groupModify(ctx, groupMod) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 664 | } |
| 665 | return status.Errorf(codes.Internal, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 666 | "unhandled-command: lDeviceId:%s, command:%s", agent.logicalDeviceID, groupMod.GetCommand()) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 667 | } |
| 668 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 669 | // updateMeterTable updates the meter table of that logical device |
| 670 | func (agent *LogicalDeviceAgent) updateMeterTable(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 671 | logger.Debug("updateMeterTable") |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 672 | if meterMod == nil { |
| 673 | return nil |
| 674 | } |
| 675 | switch meterMod.GetCommand() { |
| 676 | case ofp.OfpMeterModCommand_OFPMC_ADD: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 677 | return agent.meterAdd(ctx, meterMod) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 678 | case ofp.OfpMeterModCommand_OFPMC_DELETE: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 679 | return agent.meterDelete(ctx, meterMod) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 680 | case ofp.OfpMeterModCommand_OFPMC_MODIFY: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 681 | return agent.meterModify(ctx, meterMod) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 682 | } |
| 683 | return status.Errorf(codes.Internal, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 684 | "unhandled-command: lDeviceId:%s, command:%s", agent.logicalDeviceID, meterMod.GetCommand()) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 685 | |
| 686 | } |
| 687 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 688 | func (agent *LogicalDeviceAgent) meterAdd(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 689 | logger.Debugw("meterAdd", log.Fields{"metermod": *meterMod}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 690 | if meterMod == nil { |
| 691 | return nil |
| 692 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 693 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 694 | return err |
| 695 | } |
| 696 | defer agent.requestQueue.RequestComplete() |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 697 | logger.Debug("Acquired logical device lock") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 698 | lDevice := agent.getLogicalDeviceWithoutLock() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 699 | |
| 700 | var meters []*ofp.OfpMeterEntry |
| 701 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 702 | meters = lDevice.Meters.Items |
| 703 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 704 | logger.Debugw("Available meters", log.Fields{"meters": meters}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 705 | |
| 706 | for _, meter := range meters { |
| 707 | if meterMod.MeterId == meter.Config.MeterId { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 708 | logger.Infow("Meter-already-exists", log.Fields{"meter": *meterMod}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 709 | return nil |
| 710 | } |
| 711 | } |
| 712 | |
| 713 | meterEntry := fu.MeterEntryFromMeterMod(meterMod) |
| 714 | meters = append(meters, meterEntry) |
| 715 | //Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 716 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, &ofp.Meters{Items: meters}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 717 | logger.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 718 | return err |
| 719 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 720 | logger.Debugw("Meter-added-successfully", log.Fields{"Added-meter": meterEntry, "updated-meters": lDevice.Meters}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 721 | return nil |
| 722 | } |
| 723 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 724 | func (agent *LogicalDeviceAgent) meterDelete(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 725 | logger.Debug("meterDelete", log.Fields{"meterMod": *meterMod}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 726 | if meterMod == nil { |
| 727 | return nil |
| 728 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 729 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 730 | return err |
| 731 | } |
| 732 | defer agent.requestQueue.RequestComplete() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 733 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 734 | lDevice := agent.getLogicalDeviceWithoutLock() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 735 | |
| 736 | var meters []*ofp.OfpMeterEntry |
| 737 | var flows []*ofp.OfpFlowStats |
| 738 | updatedFlows := make([]*ofp.OfpFlowStats, 0) |
| 739 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 740 | meters = lDevice.Meters.Items |
| 741 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 742 | |
| 743 | changedMeter := false |
| 744 | changedFow := false |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 745 | logger.Debugw("Available meters", log.Fields{"meters": meters}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 746 | for index, meter := range meters { |
| 747 | if meterMod.MeterId == meter.Config.MeterId { |
| 748 | flows = lDevice.Flows.Items |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 749 | changedFow, updatedFlows = agent.getUpdatedFlowsAfterDeletebyMeterID(flows, meterMod.MeterId) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 750 | meters = append(meters[:index], meters[index+1:]...) |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 751 | logger.Debugw("Meter has been deleted", log.Fields{"meter": meter, "index": index}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 752 | changedMeter = true |
| 753 | break |
| 754 | } |
| 755 | } |
| 756 | if changedMeter { |
| 757 | //Update model |
| 758 | metersToUpdate := &ofp.Meters{} |
| 759 | if lDevice.Meters != nil { |
| 760 | metersToUpdate = &ofp.Meters{Items: meters} |
| 761 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 762 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 763 | logger.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 764 | return err |
| 765 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 766 | logger.Debug("Meter-deleted-from-DB-successfully", log.Fields{"updatedMeters": metersToUpdate, "no-of-meter": len(metersToUpdate.Items)}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 767 | |
| 768 | } |
| 769 | if changedFow { |
| 770 | //Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 771 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: updatedFlows}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 772 | logger.Errorw("db-flow-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 773 | return err |
| 774 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 775 | logger.Debug("Flows-associated-with-meter-deleted-from-DB-successfully", |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 776 | log.Fields{"updated-no-of-flows": len(updatedFlows), "meter": meterMod.MeterId}) |
| 777 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 778 | logger.Debugw("meterDelete success", log.Fields{"meterID": meterMod.MeterId}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 779 | return nil |
| 780 | } |
| 781 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 782 | func (agent *LogicalDeviceAgent) meterModify(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 783 | logger.Debug("meterModify") |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 784 | if meterMod == nil { |
| 785 | return nil |
| 786 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 787 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 788 | return err |
| 789 | } |
| 790 | defer agent.requestQueue.RequestComplete() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 791 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 792 | lDevice := agent.getLogicalDeviceWithoutLock() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 793 | |
| 794 | var meters []*ofp.OfpMeterEntry |
| 795 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 796 | meters = lDevice.Meters.Items |
| 797 | } |
| 798 | changedMeter := false |
| 799 | for index, meter := range meters { |
| 800 | if meterMod.MeterId == meter.Config.MeterId { |
| 801 | newmeterEntry := fu.MeterEntryFromMeterMod(meterMod) |
| 802 | newmeterEntry.Stats.FlowCount = meter.Stats.FlowCount |
| 803 | meters[index] = newmeterEntry |
| 804 | changedMeter = true |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 805 | logger.Debugw("Found meter, replaced with new meter", log.Fields{"old meter": meter, "new meter": newmeterEntry}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 806 | break |
| 807 | } |
| 808 | } |
| 809 | if changedMeter { |
| 810 | //Update model |
| 811 | metersToUpdate := &ofp.Meters{} |
| 812 | if lDevice.Meters != nil { |
| 813 | metersToUpdate = &ofp.Meters{Items: meters} |
| 814 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 815 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 816 | logger.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 817 | return err |
| 818 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 819 | logger.Debugw("meter-updated-in-DB-successfully", log.Fields{"updated_meters": meters}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 820 | return nil |
| 821 | } |
| 822 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 823 | logger.Errorw("Meter not found ", log.Fields{"meter": meterMod}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 824 | return fmt.Errorf("no-logical-device-present:%d", meterMod.MeterId) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 825 | |
| 826 | } |
| 827 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 828 | func (agent *LogicalDeviceAgent) getUpdatedFlowsAfterDeletebyMeterID(flows []*ofp.OfpFlowStats, meterID uint32) (bool, []*ofp.OfpFlowStats) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 829 | logger.Infow("Delete flows matching meter", log.Fields{"meter": meterID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 830 | changed := false |
| 831 | //updatedFlows := make([]*ofp.OfpFlowStats, 0) |
| 832 | for index := len(flows) - 1; index >= 0; index-- { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 833 | if mID := fu.GetMeterIdFromFlow(flows[index]); mID != 0 && mID == meterID { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 834 | logger.Debugw("Flow to be deleted", log.Fields{"flow": flows[index], "index": index}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 835 | flows = append(flows[:index], flows[index+1:]...) |
| 836 | changed = true |
| 837 | } |
| 838 | } |
| 839 | return changed, flows |
| 840 | } |
| 841 | |
| 842 | func (agent *LogicalDeviceAgent) updateFlowCountOfMeterStats(modCommand *ofp.OfpFlowMod, meters []*ofp.OfpMeterEntry, flow *ofp.OfpFlowStats) bool { |
| 843 | |
| 844 | flowCommand := modCommand.GetCommand() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 845 | meterID := fu.GetMeterIdFromFlow(flow) |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 846 | logger.Debugw("Meter-id-in-flow-mod", log.Fields{"meterId": meterID}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 847 | if meterID == 0 { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 848 | logger.Debugw("No meter present in the flow", log.Fields{"flow": *flow}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 849 | return false |
| 850 | } |
| 851 | if meters == nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 852 | logger.Debug("No meters present in logical device") |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 853 | return false |
| 854 | } |
| 855 | changedMeter := false |
| 856 | for _, meter := range meters { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 857 | if meterID == meter.Config.MeterId { // Found meter in Logicaldevice |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 858 | if flowCommand == ofp.OfpFlowModCommand_OFPFC_ADD { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 859 | meter.Stats.FlowCount++ |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 860 | changedMeter = true |
| 861 | } else if flowCommand == ofp.OfpFlowModCommand_OFPFC_DELETE_STRICT { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 862 | meter.Stats.FlowCount-- |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 863 | changedMeter = true |
| 864 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 865 | logger.Debugw("Found meter, updated meter flow stats", log.Fields{" meterId": meterID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 866 | break |
| 867 | } |
| 868 | } |
| 869 | return changedMeter |
| 870 | } |
| 871 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 872 | //flowAdd adds a flow to the flow table of that logical device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 873 | func (agent *LogicalDeviceAgent) flowAdd(ctx context.Context, mod *ofp.OfpFlowMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 874 | logger.Debugw("flowAdd", log.Fields{"flow": mod}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 875 | if mod == nil { |
| 876 | return nil |
| 877 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 878 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 879 | return err |
| 880 | } |
| 881 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 882 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 883 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 884 | |
| 885 | var flows []*ofp.OfpFlowStats |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 886 | var meters []*ofp.OfpMeterEntry |
| 887 | var flow *ofp.OfpFlowStats |
Scott Baker | fdea1e3 | 2020-02-21 15:35:41 -0800 | [diff] [blame] | 888 | var err error |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 889 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 890 | if lDevice.Flows != nil && lDevice.Flows.Items != nil { |
| 891 | flows = lDevice.Flows.Items |
| 892 | } |
| 893 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 894 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 895 | meters = lDevice.Meters.Items |
| 896 | } |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 897 | updatedFlows := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 898 | changed := false |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 899 | updated := false |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 900 | checkOverlap := (mod.Flags & uint32(ofp.OfpFlowModFlags_OFPFF_CHECK_OVERLAP)) != 0 |
| 901 | if checkOverlap { |
| 902 | if overlapped := fu.FindOverlappingFlows(flows, mod); len(overlapped) != 0 { |
| 903 | // TODO: should this error be notified other than being logged? |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 904 | logger.Warnw("overlapped-flows", log.Fields{"logicaldeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 905 | } else { |
Matt Jeanneret | 518b5a4 | 2019-10-29 10:30:46 -0400 | [diff] [blame] | 906 | // Add flow |
Scott Baker | fdea1e3 | 2020-02-21 15:35:41 -0800 | [diff] [blame] | 907 | flow, err = fu.FlowStatsEntryFromFlowModMessage(mod) |
| 908 | if err != nil { |
| 909 | return err |
| 910 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 911 | flows = append(flows, flow) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 912 | updatedFlows = append(updatedFlows, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 913 | changed = true |
| 914 | } |
| 915 | } else { |
Scott Baker | fdea1e3 | 2020-02-21 15:35:41 -0800 | [diff] [blame] | 916 | flow, err = fu.FlowStatsEntryFromFlowModMessage(mod) |
| 917 | if err != nil { |
| 918 | return err |
| 919 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 920 | idx := fu.FindFlows(flows, flow) |
| 921 | if idx >= 0 { |
| 922 | oldFlow := flows[idx] |
| 923 | if (mod.Flags & uint32(ofp.OfpFlowModFlags_OFPFF_RESET_COUNTS)) != 0 { |
| 924 | flow.ByteCount = oldFlow.ByteCount |
| 925 | flow.PacketCount = oldFlow.PacketCount |
| 926 | } |
Matt Jeanneret | 518b5a4 | 2019-10-29 10:30:46 -0400 | [diff] [blame] | 927 | if !reflect.DeepEqual(oldFlow, flow) { |
| 928 | flows[idx] = flow |
| 929 | updatedFlows = append(updatedFlows, flow) |
| 930 | changed = true |
| 931 | updated = true |
| 932 | } |
| 933 | } else { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 934 | flows = append(flows, flow) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 935 | updatedFlows = append(updatedFlows, flow) |
| 936 | changed = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 937 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 938 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 939 | logger.Debugw("flowAdd-changed", log.Fields{"changed": changed}) |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 940 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 941 | if changed { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 942 | var flowMetadata voltha.FlowMetadata |
| 943 | if err := agent.GetMeterConfig(updatedFlows, meters, &flowMetadata); err != nil { // This should never happen,meters should be installed before flow arrives |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 944 | logger.Error("Meter-referred-in-flows-not-present") |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 945 | return err |
| 946 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 947 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: updatedFlows}, *lDevice.FlowGroups) |
| 948 | if err != nil { |
| 949 | return err |
| 950 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 951 | logger.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 952 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 953 | // Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 954 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: flows}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 955 | logger.Errorw("db-flow-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 956 | return err |
| 957 | } |
Matt Jeanneret | 518b5a4 | 2019-10-29 10:30:46 -0400 | [diff] [blame] | 958 | if !updated { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 959 | changedMeterStats := agent.updateFlowCountOfMeterStats(mod, meters, flow) |
| 960 | metersToUpdate := &ofp.Meters{} |
| 961 | if lDevice.Meters != nil { |
| 962 | metersToUpdate = &ofp.Meters{Items: meters} |
| 963 | } |
| 964 | if changedMeterStats { |
| 965 | //Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 966 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 967 | logger.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 968 | return err |
| 969 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 970 | logger.Debugw("meter-stats-updated-in-DB-successfully", log.Fields{"updated_meters": meters}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 971 | |
| 972 | } |
| 973 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 974 | // Send the flows to the devices |
| 975 | respChannels := agent.addFlowsAndGroupsToDevices(ctx, deviceRules, &flowMetadata) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 976 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 977 | // Create the go routines to wait |
| 978 | go func() { |
| 979 | // Wait for completion |
| 980 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChannels...); res != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 981 | logger.Warnw("failure-to-add-flows", log.Fields{"errors": res, "logical-device-id": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 982 | // TODO : revert added flow |
| 983 | } |
| 984 | }() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 985 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 986 | return nil |
| 987 | } |
| 988 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 989 | // GetMeterConfig returns meter config |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 990 | func (agent *LogicalDeviceAgent) GetMeterConfig(flows []*ofp.OfpFlowStats, meters []*ofp.OfpMeterEntry, metadata *voltha.FlowMetadata) error { |
| 991 | m := make(map[uint32]bool) |
| 992 | for _, flow := range flows { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 993 | if flowMeterID := fu.GetMeterIdFromFlow(flow); flowMeterID != 0 && !m[flowMeterID] { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 994 | foundMeter := false |
| 995 | // Meter is present in the flow , Get from logical device |
| 996 | for _, meter := range meters { |
| 997 | if flowMeterID == meter.Config.MeterId { |
| 998 | metadata.Meters = append(metadata.Meters, meter.Config) |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 999 | logger.Debugw("Found meter in logical device", |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1000 | log.Fields{"meterID": flowMeterID, "meter-band": meter.Config}) |
| 1001 | m[flowMeterID] = true |
| 1002 | foundMeter = true |
| 1003 | break |
| 1004 | } |
| 1005 | } |
| 1006 | if !foundMeter { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1007 | logger.Errorw("Meter-referred-by-flow-is-not-found-in-logicaldevice", |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1008 | log.Fields{"meterID": flowMeterID, "Available-meters": meters, "flow": *flow}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1009 | return errors.New("Meter-referred-by-flow-is-not-found-in-logicaldevice") |
| 1010 | } |
| 1011 | } |
| 1012 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1013 | logger.Debugw("meter-bands-for-flows", log.Fields{"flows": len(flows), "metadata": metadata}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1014 | return nil |
| 1015 | |
| 1016 | } |
| 1017 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1018 | //flowDelete deletes a flow from the flow table of that logical device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1019 | func (agent *LogicalDeviceAgent) flowDelete(ctx context.Context, mod *ofp.OfpFlowMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1020 | logger.Debug("flowDelete") |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1021 | if mod == nil { |
| 1022 | return nil |
| 1023 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1024 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1025 | return err |
| 1026 | } |
| 1027 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1028 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1029 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1030 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1031 | var meters []*ofp.OfpMeterEntry |
| 1032 | var flows []*ofp.OfpFlowStats |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 1033 | var flowGroups []*ofp.OfpGroupEntry |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1034 | |
| 1035 | if lDevice.Flows != nil && lDevice.Flows.Items != nil { |
| 1036 | flows = lDevice.Flows.Items |
| 1037 | } |
| 1038 | |
| 1039 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 1040 | meters = lDevice.Meters.Items |
| 1041 | } |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 1042 | |
| 1043 | if lDevice.FlowGroups != nil && lDevice.FlowGroups.Items != nil { |
| 1044 | flowGroups = lDevice.FlowGroups.Items |
| 1045 | } |
| 1046 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1047 | //build a list of what to keep vs what to delete |
| 1048 | toKeep := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1049 | toDelete := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1050 | for _, f := range flows { |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1051 | // Check whether the flow and the flowmod matches |
Scott Baker | fdea1e3 | 2020-02-21 15:35:41 -0800 | [diff] [blame] | 1052 | fs, err := fu.FlowStatsEntryFromFlowModMessage(mod) |
| 1053 | if err != nil { |
| 1054 | return err |
| 1055 | } |
| 1056 | if fu.FlowMatch(f, fs) { |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1057 | toDelete = append(toDelete, f) |
| 1058 | continue |
| 1059 | } |
| 1060 | // Check wild card match |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1061 | if !fu.FlowMatchesMod(f, mod) { |
| 1062 | toKeep = append(toKeep, f) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1063 | } else { |
| 1064 | toDelete = append(toDelete, f) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1065 | } |
| 1066 | } |
| 1067 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1068 | logger.Debugw("flowDelete", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "toKeep": len(toKeep), "toDelete": toDelete}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1069 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1070 | //Update flows |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1071 | if len(toDelete) > 0 { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1072 | var flowMetadata voltha.FlowMetadata |
| 1073 | if err := agent.GetMeterConfig(toDelete, meters, &flowMetadata); err != nil { // This should never happen |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1074 | logger.Error("Meter-referred-in-flows-not-present") |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1075 | return errors.New("Meter-referred-in-flows-not-present") |
| 1076 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1077 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: toDelete}, ofp.FlowGroups{Items: flowGroups}) |
| 1078 | if err != nil { |
| 1079 | return err |
| 1080 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1081 | logger.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1082 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1083 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: toKeep}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1084 | logger.Errorw("cannot-update-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1085 | return err |
| 1086 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1087 | |
| 1088 | // Update the devices |
| 1089 | respChnls := agent.deleteFlowsAndGroupsFromDevices(ctx, deviceRules, &flowMetadata) |
| 1090 | |
| 1091 | // Wait for the responses |
| 1092 | go func() { |
| 1093 | // Wait for completion |
| 1094 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChnls...); res != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1095 | logger.Errorw("failure-updating-device-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "errors": res}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1096 | // TODO: Revert the flow deletion |
| 1097 | } |
| 1098 | }() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1099 | } |
| 1100 | |
| 1101 | //TODO: send announcement on delete |
| 1102 | return nil |
| 1103 | } |
| 1104 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1105 | func (agent *LogicalDeviceAgent) addFlowsAndGroupsToDevices(ctx context.Context, deviceRules *fu.DeviceRules, flowMetadata *voltha.FlowMetadata) []coreutils.Response { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1106 | logger.Debugw("send-add-flows-to-device-manager", log.Fields{"logicalDeviceID": agent.logicalDeviceID, "deviceRules": deviceRules, "flowMetadata": flowMetadata}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1107 | |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1108 | responses := make([]coreutils.Response, 0) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1109 | for deviceID, value := range deviceRules.GetRules() { |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1110 | response := coreutils.NewResponse() |
| 1111 | responses = append(responses, response) |
| 1112 | go func(deviceId string, value *fu.FlowsAndGroups) { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1113 | ctx, cancel := context.WithTimeout(context.Background(), agent.defaultTimeout) |
| 1114 | defer cancel() |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1115 | if err := agent.deviceMgr.addFlowsAndGroups(ctx, deviceId, value.ListFlows(), value.ListGroups(), flowMetadata); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1116 | logger.Errorw("flow-add-failed", log.Fields{"deviceID": deviceId, "error": err}) |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1117 | response.Error(status.Errorf(codes.Internal, "flow-add-failed: %s", deviceId)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1118 | } |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1119 | response.Done() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1120 | }(deviceID, value) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1121 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1122 | // Return responses (an array of channels) for the caller to wait for a response from the far end. |
| 1123 | return responses |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1124 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1125 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1126 | func (agent *LogicalDeviceAgent) deleteFlowsAndGroupsFromDevices(ctx context.Context, deviceRules *fu.DeviceRules, flowMetadata *voltha.FlowMetadata) []coreutils.Response { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1127 | logger.Debugw("send-delete-flows-to-device-manager", log.Fields{"logicalDeviceID": agent.logicalDeviceID}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1128 | |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1129 | responses := make([]coreutils.Response, 0) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1130 | for deviceID, value := range deviceRules.GetRules() { |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1131 | response := coreutils.NewResponse() |
| 1132 | responses = append(responses, response) |
| 1133 | go func(deviceId string, value *fu.FlowsAndGroups) { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1134 | ctx, cancel := context.WithTimeout(context.Background(), agent.defaultTimeout) |
| 1135 | defer cancel() |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1136 | if err := agent.deviceMgr.deleteFlowsAndGroups(ctx, deviceId, value.ListFlows(), value.ListGroups(), flowMetadata); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1137 | logger.Error("flow-delete-failed", log.Fields{"deviceID": deviceId, "error": err}) |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1138 | response.Error(status.Errorf(codes.Internal, "flow-delete-failed: %s", deviceId)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1139 | } |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1140 | response.Done() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1141 | }(deviceID, value) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1142 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1143 | return responses |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1144 | } |
| 1145 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1146 | func (agent *LogicalDeviceAgent) updateFlowsAndGroupsOfDevice(ctx context.Context, deviceRules *fu.DeviceRules, flowMetadata *voltha.FlowMetadata) []coreutils.Response { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1147 | logger.Debugw("send-update-flows-to-device-manager", log.Fields{"logicalDeviceID": agent.logicalDeviceID}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1148 | |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1149 | responses := make([]coreutils.Response, 0) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1150 | for deviceID, value := range deviceRules.GetRules() { |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1151 | response := coreutils.NewResponse() |
| 1152 | responses = append(responses, response) |
| 1153 | go func(deviceId string, value *fu.FlowsAndGroups) { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1154 | ctx, cancel := context.WithTimeout(context.Background(), agent.defaultTimeout) |
| 1155 | defer cancel() |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1156 | if err := agent.deviceMgr.updateFlowsAndGroups(ctx, deviceId, value.ListFlows(), value.ListGroups(), flowMetadata); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1157 | logger.Error("flow-update-failed", log.Fields{"deviceID": deviceId, "error": err}) |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1158 | response.Error(status.Errorf(codes.Internal, "flow-update-failed: %s", deviceId)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1159 | } |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1160 | response.Done() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1161 | }(deviceID, value) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1162 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1163 | return responses |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1164 | } |
| 1165 | |
| 1166 | //flowDeleteStrict deletes a flow from the flow table of that logical device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1167 | func (agent *LogicalDeviceAgent) flowDeleteStrict(ctx context.Context, mod *ofp.OfpFlowMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1168 | logger.Debug("flowDeleteStrict") |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1169 | if mod == nil { |
| 1170 | return nil |
| 1171 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1172 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1173 | return err |
| 1174 | } |
| 1175 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1176 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1177 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1178 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1179 | var meters []*ofp.OfpMeterEntry |
| 1180 | var flows []*ofp.OfpFlowStats |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 1181 | var flowGroups []*ofp.OfpGroupEntry |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1182 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 1183 | meters = lDevice.Meters.Items |
| 1184 | } |
| 1185 | if lDevice.Flows != nil && lDevice.Flows.Items != nil { |
| 1186 | flows = lDevice.Flows.Items |
| 1187 | } |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 1188 | if lDevice.FlowGroups != nil && lDevice.FlowGroups.Items != nil { |
| 1189 | flowGroups = lDevice.FlowGroups.Items |
| 1190 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1191 | |
| 1192 | changedFlow := false |
| 1193 | changedMeter := false |
Scott Baker | fdea1e3 | 2020-02-21 15:35:41 -0800 | [diff] [blame] | 1194 | flow, err := fu.FlowStatsEntryFromFlowModMessage(mod) |
| 1195 | if err != nil { |
| 1196 | return err |
| 1197 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1198 | flowsToDelete := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1199 | idx := fu.FindFlows(flows, flow) |
| 1200 | if idx >= 0 { |
Gamze Abaka | 6e4ac16 | 2019-10-21 11:10:10 +0000 | [diff] [blame] | 1201 | changedMeter = agent.updateFlowCountOfMeterStats(mod, meters, flows[idx]) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1202 | flowsToDelete = append(flowsToDelete, flows[idx]) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1203 | flows = append(flows[:idx], flows[idx+1:]...) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1204 | changedFlow = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1205 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1206 | return fmt.Errorf("Cannot delete flow - %s", flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1207 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1208 | if changedMeter { |
| 1209 | //Update model |
| 1210 | metersToUpdate := &ofp.Meters{} |
| 1211 | if lDevice.Meters != nil { |
| 1212 | metersToUpdate = &ofp.Meters{Items: meters} |
| 1213 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1214 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1215 | logger.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1216 | return err |
| 1217 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1218 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1219 | } |
| 1220 | if changedFlow { |
| 1221 | var flowMetadata voltha.FlowMetadata |
| 1222 | if err := agent.GetMeterConfig(flowsToDelete, meters, &flowMetadata); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1223 | logger.Error("meter-referred-in-flows-not-present") |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1224 | return err |
| 1225 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1226 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: flowsToDelete}, ofp.FlowGroups{Items: flowGroups}) |
| 1227 | if err != nil { |
| 1228 | return err |
| 1229 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1230 | logger.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1231 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1232 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: flows}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1233 | logger.Errorw("cannot-update-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1234 | return err |
| 1235 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1236 | |
| 1237 | // Update the devices |
| 1238 | respChnls := agent.deleteFlowsAndGroupsFromDevices(ctx, deviceRules, &flowMetadata) |
| 1239 | |
| 1240 | // Wait for completion |
| 1241 | go func() { |
| 1242 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChnls...); res != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1243 | logger.Warnw("failure-deleting-device-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "errors": res}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1244 | //TODO: Revert flow changes |
| 1245 | } |
| 1246 | }() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1247 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1248 | return nil |
| 1249 | } |
| 1250 | |
| 1251 | //flowModify modifies a flow from the flow table of that logical device |
| 1252 | func (agent *LogicalDeviceAgent) flowModify(mod *ofp.OfpFlowMod) error { |
| 1253 | return errors.New("flowModify not implemented") |
| 1254 | } |
| 1255 | |
| 1256 | //flowModifyStrict deletes a flow from the flow table of that logical device |
| 1257 | func (agent *LogicalDeviceAgent) flowModifyStrict(mod *ofp.OfpFlowMod) error { |
| 1258 | return errors.New("flowModifyStrict not implemented") |
| 1259 | } |
| 1260 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1261 | func (agent *LogicalDeviceAgent) groupAdd(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1262 | logger.Debug("groupAdd") |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1263 | if groupMod == nil { |
| 1264 | return nil |
| 1265 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1266 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1267 | return err |
| 1268 | } |
| 1269 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1270 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1271 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1272 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1273 | groups := lDevice.FlowGroups.Items |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1274 | if fu.FindGroup(groups, groupMod.GroupId) == -1 { |
khenaidoo | 68c930b | 2019-05-13 11:46:51 -0400 | [diff] [blame] | 1275 | groups = append(groups, fu.GroupEntryFromGroupMod(groupMod)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1276 | |
Esin Karaman | 2ea5921 | 2019-12-06 11:41:58 +0000 | [diff] [blame] | 1277 | deviceRules := fu.NewDeviceRules() |
| 1278 | deviceRules.CreateEntryIfNotExist(agent.rootDeviceID) |
| 1279 | fg := fu.NewFlowsAndGroups() |
| 1280 | fg.AddGroup(fu.GroupEntryFromGroupMod(groupMod)) |
| 1281 | deviceRules.AddFlowsAndGroup(agent.rootDeviceID, fg) |
| 1282 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1283 | logger.Debugw("rules", log.Fields{"rules for group-add": deviceRules.String()}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1284 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1285 | if err := agent.updateLogicalDeviceFlowGroupsWithoutLock(ctx, &ofp.FlowGroups{Items: groups}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1286 | logger.Errorw("cannot-update-group", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1287 | return err |
| 1288 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1289 | |
| 1290 | // Update the devices |
| 1291 | respChnls := agent.addFlowsAndGroupsToDevices(ctx, deviceRules, &voltha.FlowMetadata{}) |
| 1292 | |
| 1293 | // Wait for completion |
| 1294 | go func() { |
| 1295 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChnls...); res != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1296 | logger.Warnw("failure-updating-device-flows-groups", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "errors": res}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1297 | //TODO: Revert flow changes |
| 1298 | } |
| 1299 | }() |
| 1300 | return nil |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1301 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1302 | return fmt.Errorf("Groups %d already present", groupMod.GroupId) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1303 | } |
| 1304 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1305 | func (agent *LogicalDeviceAgent) groupDelete(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1306 | logger.Debug("groupDelete") |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1307 | if groupMod == nil { |
| 1308 | return nil |
| 1309 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1310 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1311 | return err |
| 1312 | } |
| 1313 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1314 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1315 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1316 | groups := lDevice.FlowGroups.Items |
| 1317 | flows := lDevice.Flows.Items |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1318 | var groupsChanged bool |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1319 | flowsChanged := false |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1320 | groupID := groupMod.GroupId |
| 1321 | if groupID == uint32(ofp.OfpGroup_OFPG_ALL) { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1322 | //TODO we must delete all flows that point to this group and |
| 1323 | //signal controller as requested by flow's flag |
| 1324 | groups = []*ofp.OfpGroupEntry{} |
| 1325 | groupsChanged = true |
| 1326 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1327 | idx := fu.FindGroup(groups, groupID) |
| 1328 | if idx == -1 { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1329 | return nil // Valid case |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1330 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1331 | flowsChanged, flows = fu.FlowsDeleteByGroupId(flows, groupID) |
| 1332 | groups = append(groups[:idx], groups[idx+1:]...) |
| 1333 | groupsChanged = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1334 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1335 | if flowsChanged || groupsChanged { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1336 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: flows}, ofp.FlowGroups{Items: groups}) |
| 1337 | if err != nil { |
| 1338 | return err |
| 1339 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1340 | logger.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1341 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1342 | if groupsChanged { |
| 1343 | if err := agent.updateLogicalDeviceFlowGroupsWithoutLock(ctx, &ofp.FlowGroups{Items: groups}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1344 | logger.Errorw("cannot-update-group", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1345 | return err |
| 1346 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1347 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1348 | if flowsChanged { |
| 1349 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: flows}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1350 | logger.Errorw("cannot-update-flow", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1351 | return err |
| 1352 | } |
| 1353 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1354 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1355 | // Update the devices |
| 1356 | respChnls := agent.updateFlowsAndGroupsOfDevice(ctx, deviceRules, nil) |
| 1357 | |
| 1358 | // Wait for completion |
| 1359 | go func() { |
| 1360 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChnls...); res != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1361 | logger.Warnw("failure-updating-device-flows-groups", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "errors": res}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1362 | //TODO: Revert flow changes |
| 1363 | } |
| 1364 | }() |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 1365 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1366 | return nil |
| 1367 | } |
| 1368 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1369 | func (agent *LogicalDeviceAgent) groupModify(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1370 | logger.Debug("groupModify") |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1371 | if groupMod == nil { |
| 1372 | return nil |
| 1373 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1374 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1375 | return err |
| 1376 | } |
| 1377 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1378 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1379 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1380 | groups := lDevice.FlowGroups.Items |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1381 | var groupsChanged bool |
| 1382 | groupID := groupMod.GroupId |
| 1383 | idx := fu.FindGroup(groups, groupID) |
| 1384 | if idx == -1 { |
| 1385 | return fmt.Errorf("group-absent:%d", groupID) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1386 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1387 | //replace existing group entry with new group definition |
| 1388 | groupEntry := fu.GroupEntryFromGroupMod(groupMod) |
| 1389 | groups[idx] = groupEntry |
| 1390 | groupsChanged = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1391 | if groupsChanged { |
Esin Karaman | 2ea5921 | 2019-12-06 11:41:58 +0000 | [diff] [blame] | 1392 | deviceRules := fu.NewDeviceRules() |
| 1393 | deviceRules.CreateEntryIfNotExist(agent.rootDeviceID) |
| 1394 | fg := fu.NewFlowsAndGroups() |
| 1395 | fg.AddGroup(fu.GroupEntryFromGroupMod(groupMod)) |
| 1396 | deviceRules.AddFlowsAndGroup(agent.rootDeviceID, fg) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1397 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1398 | logger.Debugw("rules", log.Fields{"rules for group-modify": deviceRules.String()}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1399 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1400 | if err := agent.updateLogicalDeviceFlowGroupsWithoutLock(ctx, &ofp.FlowGroups{Items: groups}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1401 | logger.Errorw("Cannot-update-logical-group", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1402 | return err |
| 1403 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1404 | |
| 1405 | // Update the devices |
| 1406 | respChnls := agent.updateFlowsAndGroupsOfDevice(ctx, deviceRules, &voltha.FlowMetadata{}) |
| 1407 | |
| 1408 | // Wait for completion |
| 1409 | go func() { |
| 1410 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChnls...); res != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1411 | logger.Warnw("failure-updating-device-flows-groups", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "errors": res}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1412 | //TODO: Revert flow changes |
| 1413 | } |
| 1414 | }() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1415 | } |
| 1416 | return nil |
| 1417 | } |
| 1418 | |
| 1419 | // deleteLogicalPort removes the logical port |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1420 | func (agent *LogicalDeviceAgent) deleteLogicalPort(ctx context.Context, lPort *voltha.LogicalPort) error { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1421 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1422 | return err |
| 1423 | } |
| 1424 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1425 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1426 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
| 1427 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 1428 | index := -1 |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1429 | for i, logicalPort := range logicalDevice.Ports { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1430 | if logicalPort.Id == lPort.Id { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 1431 | index = i |
| 1432 | break |
| 1433 | } |
| 1434 | } |
| 1435 | if index >= 0 { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1436 | copy(logicalDevice.Ports[index:], logicalDevice.Ports[index+1:]) |
| 1437 | logicalDevice.Ports[len(logicalDevice.Ports)-1] = nil |
| 1438 | logicalDevice.Ports = logicalDevice.Ports[:len(logicalDevice.Ports)-1] |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1439 | logger.Debugw("logical-port-deleted", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1440 | if err := agent.updateLogicalDeviceWithoutLock(ctx, logicalDevice); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1441 | logger.Errorw("logical-device-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1442 | return err |
| 1443 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1444 | |
| 1445 | // Remove the logical port from cache |
| 1446 | agent.deleteLogicalPortsFromMap([]uint32{lPort.DevicePortNo}) |
| 1447 | |
| 1448 | // Reset the logical device routes |
| 1449 | go func() { |
| 1450 | if err := agent.buildRoutes(context.Background()); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1451 | logger.Warnw("device-routes-not-ready", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "error": err}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1452 | } |
| 1453 | }() |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 1454 | } |
| 1455 | return nil |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 1456 | } |
| 1457 | |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1458 | // deleteLogicalPorts removes the logical ports associated with that deviceId |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1459 | func (agent *LogicalDeviceAgent) deleteLogicalPorts(ctx context.Context, deviceID string) error { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1460 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1461 | return err |
| 1462 | } |
| 1463 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1464 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1465 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1466 | lPortstoKeep := []*voltha.LogicalPort{} |
| 1467 | lPortsNoToDelete := []uint32{} |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1468 | for _, logicalPort := range logicalDevice.Ports { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1469 | if logicalPort.DeviceId != deviceID { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1470 | lPortstoKeep = append(lPortstoKeep, logicalPort) |
| 1471 | } else { |
| 1472 | lPortsNoToDelete = append(lPortsNoToDelete, logicalPort.DevicePortNo) |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1473 | } |
| 1474 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1475 | logicalDevice.Ports = lPortstoKeep |
| 1476 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1477 | logger.Debugw("updated-logical-ports", log.Fields{"ports": lPortstoKeep}) |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1478 | if err := agent.updateLogicalDeviceWithoutLock(ctx, logicalDevice); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1479 | logger.Errorw("logical-device-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1480 | return err |
| 1481 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1482 | // Remove the port from the cached logical ports set |
| 1483 | agent.deleteLogicalPortsFromMap(lPortsNoToDelete) |
| 1484 | |
| 1485 | // Reset the logical device routes |
| 1486 | go func() { |
| 1487 | if err := agent.buildRoutes(context.Background()); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1488 | logger.Warnw("routes-not-ready", log.Fields{"logical-device-id": agent.logicalDeviceID, "error": err}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1489 | } |
| 1490 | }() |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1491 | |
| 1492 | return nil |
| 1493 | } |
| 1494 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1495 | // enableLogicalPort enables the logical port |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1496 | func (agent *LogicalDeviceAgent) enableLogicalPort(ctx context.Context, lPortID string) error { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1497 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1498 | return err |
| 1499 | } |
| 1500 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1501 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1502 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
| 1503 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1504 | index := -1 |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1505 | for i, logicalPort := range logicalDevice.Ports { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1506 | if logicalPort.Id == lPortID { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1507 | index = i |
| 1508 | break |
| 1509 | } |
| 1510 | } |
| 1511 | if index >= 0 { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1512 | 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] | 1513 | return agent.updateLogicalDeviceWithoutLock(ctx, logicalDevice) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1514 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1515 | 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] | 1516 | } |
| 1517 | |
| 1518 | // disableLogicalPort disabled the logical port |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1519 | func (agent *LogicalDeviceAgent) disableLogicalPort(ctx context.Context, lPortID string) error { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1520 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1521 | return err |
| 1522 | } |
| 1523 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1524 | |
| 1525 | // Get the most up to date logical device |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1526 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1527 | index := -1 |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1528 | for i, logicalPort := range logicalDevice.Ports { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1529 | if logicalPort.Id == lPortID { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1530 | index = i |
| 1531 | break |
| 1532 | } |
| 1533 | } |
| 1534 | if index >= 0 { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1535 | 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] | 1536 | return agent.updateLogicalDeviceWithoutLock(ctx, logicalDevice) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1537 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1538 | 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] | 1539 | } |
| 1540 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1541 | func (agent *LogicalDeviceAgent) getPreCalculatedRoute(ingress, egress uint32) ([]route.Hop, error) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1542 | logger.Debugw("ROUTE", log.Fields{"len": len(agent.deviceRoutes.Routes)}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1543 | for routeLink, route := range agent.deviceRoutes.Routes { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1544 | logger.Debugw("ROUTELINKS", log.Fields{"ingress": ingress, "egress": egress, "routelink": routeLink}) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1545 | if ingress == routeLink.Ingress && egress == routeLink.Egress { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1546 | return route, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1547 | } |
| 1548 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1549 | 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] | 1550 | } |
| 1551 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1552 | // GetRoute returns route |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1553 | func (agent *LogicalDeviceAgent) GetRoute(ctx context.Context, ingressPortNo uint32, egressPortNo uint32) ([]route.Hop, error) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1554 | logger.Debugw("getting-route", log.Fields{"ingress-port": ingressPortNo, "egress-port": egressPortNo}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1555 | routes := make([]route.Hop, 0) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1556 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1557 | // Note: A port value of 0 is equivalent to a nil port |
| 1558 | |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1559 | // Consider different possibilities |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1560 | if egressPortNo != 0 && ((egressPortNo & 0x7fffffff) == uint32(ofp.OfpPortNo_OFPP_CONTROLLER)) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1561 | logger.Debugw("controller-flow", log.Fields{"ingressPortNo": ingressPortNo, "egressPortNo": egressPortNo, "logicalPortsNo": agent.logicalPortsNo}) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1562 | if agent.isNNIPort(ingressPortNo) { |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1563 | //This is a trap on the NNI Port |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1564 | if len(agent.deviceRoutes.Routes) == 0 { |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1565 | // 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] | 1566 | // route with same IngressHop and EgressHop |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1567 | hop := route.Hop{DeviceID: agent.rootDeviceID, Ingress: ingressPortNo, Egress: ingressPortNo} |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1568 | routes = append(routes, hop) |
| 1569 | routes = append(routes, hop) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1570 | return routes, nil |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1571 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1572 | //Return a 'half' route to make the flow decomposer logic happy |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1573 | for routeLink, path := range agent.deviceRoutes.Routes { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1574 | if agent.isNNIPort(routeLink.Egress) { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1575 | routes = append(routes, route.Hop{}) // first hop is set to empty |
| 1576 | routes = append(routes, path[1]) |
| 1577 | return routes, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1578 | } |
| 1579 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1580 | 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] | 1581 | } |
| 1582 | //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] | 1583 | var err error |
| 1584 | if egressPortNo, err = agent.getFirstNNIPort(); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1585 | logger.Warnw("no-nni-port", log.Fields{"error": err}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1586 | return nil, err |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1587 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1588 | } |
| 1589 | //If ingress port is not specified (nil), it may be a wildcarded |
| 1590 | //route if egress port is OFPP_CONTROLLER or a nni logical port, |
| 1591 | //in which case we need to create a half-route where only the egress |
| 1592 | //hop is filled, the first hop is nil |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1593 | if ingressPortNo == 0 && agent.isNNIPort(egressPortNo) { |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1594 | // 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] | 1595 | for routeLink, path := range agent.deviceRoutes.Routes { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1596 | if agent.isNNIPort(routeLink.Egress) { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1597 | routes = append(routes, route.Hop{}) // first hop is set to empty |
| 1598 | routes = append(routes, path[1]) |
| 1599 | return routes, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1600 | } |
| 1601 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1602 | 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] | 1603 | } |
| 1604 | //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] | 1605 | if egressPortNo == 0 { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1606 | for routeLink, path := range agent.deviceRoutes.Routes { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1607 | if routeLink.Ingress == ingressPortNo { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1608 | routes = append(routes, path[0]) |
| 1609 | routes = append(routes, route.Hop{}) |
| 1610 | return routes, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1611 | } |
| 1612 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1613 | 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] | 1614 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1615 | // Return the pre-calculated route |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1616 | return agent.getPreCalculatedRoute(ingressPortNo, egressPortNo) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1617 | } |
| 1618 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 1619 | //GetWildcardInputPorts filters out the logical port number from the set of logical ports on the device and |
| 1620 | //returns their port numbers. This function is invoked only during flow decomposition where the lock on the logical |
| 1621 | //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] | 1622 | func (agent *LogicalDeviceAgent) GetWildcardInputPorts(excludePort ...uint32) []uint32 { |
| 1623 | lPorts := make([]uint32, 0) |
| 1624 | var exclPort uint32 |
| 1625 | if len(excludePort) == 1 { |
| 1626 | exclPort = excludePort[0] |
| 1627 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1628 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1629 | for _, port := range lDevice.Ports { |
| 1630 | if port.OfpPort.PortNo != exclPort { |
| 1631 | lPorts = append(lPorts, port.OfpPort.PortNo) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1632 | } |
| 1633 | } |
| 1634 | return lPorts |
| 1635 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1636 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1637 | // GetDeviceRoutes returns device graph |
| 1638 | func (agent *LogicalDeviceAgent) GetDeviceRoutes() *route.DeviceRoutes { |
| 1639 | return agent.deviceRoutes |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1640 | } |
| 1641 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1642 | //rebuildRoutes rebuilds the device routes |
| 1643 | func (agent *LogicalDeviceAgent) buildRoutes(ctx context.Context) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1644 | logger.Debugf("building-routes", log.Fields{"logical-device-id": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1645 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1646 | return err |
| 1647 | } |
| 1648 | defer agent.requestQueue.RequestComplete() |
| 1649 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1650 | if agent.deviceRoutes == nil { |
| 1651 | agent.deviceRoutes = route.NewDeviceRoutes(agent.logicalDeviceID, agent.deviceMgr.GetDevice) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1652 | } |
| 1653 | // Get all the logical ports on that logical device |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1654 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1655 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1656 | if err := agent.deviceRoutes.ComputeRoutes(ctx, lDevice.Ports); err != nil { |
| 1657 | return err |
| 1658 | } |
| 1659 | if err := agent.deviceRoutes.Print(); err != nil { |
| 1660 | return err |
| 1661 | } |
| 1662 | |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1663 | return nil |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1664 | } |
| 1665 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1666 | //updateRoutes updates the device routes |
| 1667 | func (agent *LogicalDeviceAgent) updateRoutes(ctx context.Context, lp *voltha.LogicalPort) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1668 | logger.Debugw("updateRoutes", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1669 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1670 | return err |
| 1671 | } |
| 1672 | defer agent.requestQueue.RequestComplete() |
| 1673 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1674 | if agent.deviceRoutes == nil { |
| 1675 | agent.deviceRoutes = route.NewDeviceRoutes(agent.logicalDeviceID, agent.deviceMgr.GetDevice) |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1676 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1677 | if err := agent.deviceRoutes.AddPort(ctx, lp, agent.logicalDevice.Ports); err != nil { |
| 1678 | return err |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1679 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1680 | if err := agent.deviceRoutes.Print(); err != nil { |
| 1681 | return err |
| 1682 | } |
| 1683 | return nil |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1684 | } |
| 1685 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1686 | // 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] | 1687 | func diff(oldList, newList []*voltha.LogicalPort) (newPorts, changedPorts, deletedPorts []*voltha.LogicalPort) { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1688 | newPorts = make([]*voltha.LogicalPort, 0) |
| 1689 | changedPorts = make([]*voltha.LogicalPort, 0) |
| 1690 | deletedPorts = make([]*voltha.LogicalPort, 0) |
| 1691 | for _, o := range oldList { |
| 1692 | found := false |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1693 | for _, n := range newList { |
| 1694 | if o.Id == n.Id { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1695 | found = true |
| 1696 | break |
| 1697 | } |
| 1698 | } |
| 1699 | if !found { |
| 1700 | deletedPorts = append(deletedPorts, o) |
| 1701 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1702 | } |
| 1703 | for _, n := range newList { |
| 1704 | found := false |
khenaidoo | 2bc4828 | 2019-07-16 18:13:46 -0400 | [diff] [blame] | 1705 | changed := false |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1706 | for _, o := range oldList { |
| 1707 | if o.Id == n.Id { |
khenaidoo | 2bc4828 | 2019-07-16 18:13:46 -0400 | [diff] [blame] | 1708 | changed = !reflect.DeepEqual(o, n) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1709 | found = true |
| 1710 | break |
| 1711 | } |
| 1712 | } |
| 1713 | if !found { |
| 1714 | newPorts = append(newPorts, n) |
| 1715 | } |
khenaidoo | 2bc4828 | 2019-07-16 18:13:46 -0400 | [diff] [blame] | 1716 | if changed { |
| 1717 | changedPorts = append(changedPorts, n) |
| 1718 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1719 | } |
| 1720 | return |
| 1721 | } |
| 1722 | |
| 1723 | // portUpdated is invoked when a port is updated on the logical device. Until |
| 1724 | // the POST_ADD notification is fixed, we will use the logical device to |
| 1725 | // update that data. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1726 | func (agent *LogicalDeviceAgent) portUpdated(ctx context.Context, args ...interface{}) interface{} { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1727 | logger.Debugw("portUpdated-callback", log.Fields{"argsLen": len(args)}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1728 | |
| 1729 | var oldLD *voltha.LogicalDevice |
| 1730 | var newlD *voltha.LogicalDevice |
| 1731 | |
| 1732 | var ok bool |
| 1733 | if oldLD, ok = args[0].(*voltha.LogicalDevice); !ok { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1734 | logger.Errorw("invalid-args", log.Fields{"args0": args[0]}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1735 | return nil |
| 1736 | } |
| 1737 | if newlD, ok = args[1].(*voltha.LogicalDevice); !ok { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1738 | logger.Errorw("invalid-args", log.Fields{"args1": args[1]}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1739 | return nil |
| 1740 | } |
| 1741 | |
| 1742 | if reflect.DeepEqual(oldLD.Ports, newlD.Ports) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1743 | logger.Debug("ports-have-not-changed") |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1744 | return nil |
| 1745 | } |
| 1746 | |
| 1747 | // Get the difference between the two list |
| 1748 | newPorts, changedPorts, deletedPorts := diff(oldLD.Ports, newlD.Ports) |
| 1749 | |
| 1750 | // Send the port change events to the OF controller |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1751 | for _, newP := range newPorts { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1752 | go agent.ldeviceMgr.grpcNbiHdlr.sendChangeEvent(agent.logicalDeviceID, |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1753 | &ofp.OfpPortStatus{Reason: ofp.OfpPortReason_OFPPR_ADD, Desc: newP.OfpPort}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1754 | } |
| 1755 | for _, change := range changedPorts { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1756 | go agent.ldeviceMgr.grpcNbiHdlr.sendChangeEvent(agent.logicalDeviceID, |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1757 | &ofp.OfpPortStatus{Reason: ofp.OfpPortReason_OFPPR_MODIFY, Desc: change.OfpPort}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1758 | } |
| 1759 | for _, del := range deletedPorts { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1760 | go agent.ldeviceMgr.grpcNbiHdlr.sendChangeEvent(agent.logicalDeviceID, |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1761 | &ofp.OfpPortStatus{Reason: ofp.OfpPortReason_OFPPR_DELETE, Desc: del.OfpPort}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1762 | } |
| 1763 | |
| 1764 | return nil |
| 1765 | } |
| 1766 | |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1767 | // addNNILogicalPort adds an NNI port to the logical device. It returns a bool representing whether a port has been |
| 1768 | // added and an eror in case a valid error is encountered. If the port was successfully added it will return |
| 1769 | // (true, nil). If the device is not in the correct state it will return (false, nil) as this is a valid |
| 1770 | // scenario. This also applies to the case where the port was already added. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1771 | func (agent *LogicalDeviceAgent) addNNILogicalPort(ctx context.Context, device *voltha.Device, port *voltha.Port) (bool, error) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1772 | logger.Debugw("addNNILogicalPort", log.Fields{"NNI": port}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1773 | if device.AdminState != voltha.AdminState_ENABLED || device.OperStatus != voltha.OperStatus_ACTIVE { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1774 | logger.Infow("device-not-ready", log.Fields{"deviceId": device.Id, "admin": device.AdminState, "oper": device.OperStatus}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1775 | return false, nil |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1776 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1777 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1778 | return false, err |
| 1779 | } |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1780 | if agent.portExist(device, port) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1781 | logger.Debugw("port-already-exist", log.Fields{"port": port}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1782 | agent.requestQueue.RequestComplete() |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1783 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1784 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1785 | agent.requestQueue.RequestComplete() |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1786 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1787 | var portCap *ic.PortCapability |
| 1788 | var err error |
| 1789 | // First get the port capability |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1790 | if portCap, err = agent.deviceMgr.getPortCapability(ctx, device.Id, port.PortNo); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1791 | logger.Errorw("error-retrieving-port-capabilities", log.Fields{"error": err}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1792 | return false, err |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1793 | } |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1794 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1795 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1796 | return false, err |
| 1797 | } |
| 1798 | |
| 1799 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1800 | // Double check again if this port has been already added since the getPortCapability could have taken a long time |
| 1801 | if agent.portExist(device, port) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1802 | logger.Debugw("port-already-exist", log.Fields{"port": port}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1803 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1804 | } |
| 1805 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1806 | portCap.Port.RootPort = true |
| 1807 | lp := (proto.Clone(portCap.Port)).(*voltha.LogicalPort) |
| 1808 | lp.DeviceId = device.Id |
| 1809 | lp.Id = fmt.Sprintf("nni-%d", port.PortNo) |
| 1810 | lp.OfpPort.PortNo = port.PortNo |
| 1811 | lp.OfpPort.Name = lp.Id |
| 1812 | lp.DevicePortNo = port.PortNo |
| 1813 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1814 | ld := agent.getLogicalDeviceWithoutLock() |
| 1815 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1816 | cloned := (proto.Clone(ld)).(*voltha.LogicalDevice) |
| 1817 | if cloned.Ports == nil { |
| 1818 | cloned.Ports = make([]*voltha.LogicalPort, 0) |
| 1819 | } |
| 1820 | cloned.Ports = append(cloned.Ports, lp) |
| 1821 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1822 | if err = agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1823 | logger.Errorw("error-updating-logical-device", log.Fields{"error": err}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1824 | return false, err |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1825 | } |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1826 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1827 | // Update the device routes with this new logical port |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1828 | clonedLP := (proto.Clone(lp)).(*voltha.LogicalPort) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1829 | go func() { |
| 1830 | if err := agent.updateRoutes(context.Background(), clonedLP); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1831 | logger.Warnw("routes-not-ready", log.Fields{"logical-device-id": agent.logicalDeviceID, "logical-port": lp.OfpPort.PortNo, "error": err}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1832 | } |
| 1833 | }() |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1834 | |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1835 | return true, nil |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1836 | } |
| 1837 | |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1838 | func (agent *LogicalDeviceAgent) portExist(device *voltha.Device, port *voltha.Port) bool { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1839 | ldevice := agent.getLogicalDeviceWithoutLock() |
| 1840 | for _, lPort := range ldevice.Ports { |
| 1841 | if lPort.DeviceId == device.Id && lPort.DevicePortNo == port.PortNo && lPort.Id == port.Label { |
| 1842 | return true |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1843 | } |
| 1844 | } |
| 1845 | return false |
| 1846 | } |
| 1847 | |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1848 | // addUNILogicalPort adds an UNI port to the logical device. It returns a bool representing whether a port has been |
| 1849 | // added and an eror in case a valid error is encountered. If the port was successfully added it will return |
| 1850 | // (true, nil). If the device is not in the correct state it will return (false, nil) as this is a valid |
| 1851 | // scenario. This also applies to the case where the port was already added. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1852 | func (agent *LogicalDeviceAgent) addUNILogicalPort(ctx context.Context, childDevice *voltha.Device, port *voltha.Port) (bool, error) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1853 | logger.Debugw("addUNILogicalPort", log.Fields{"port": port}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1854 | if childDevice.AdminState != voltha.AdminState_ENABLED || childDevice.OperStatus != voltha.OperStatus_ACTIVE { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1855 | logger.Infow("device-not-ready", log.Fields{"deviceId": childDevice.Id, "admin": childDevice.AdminState, "oper": childDevice.OperStatus}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1856 | return false, nil |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1857 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1858 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1859 | return false, err |
| 1860 | } |
| 1861 | |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1862 | if agent.portExist(childDevice, port) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1863 | logger.Debugw("port-already-exist", log.Fields{"port": port}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1864 | agent.requestQueue.RequestComplete() |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1865 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1866 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1867 | agent.requestQueue.RequestComplete() |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1868 | var portCap *ic.PortCapability |
| 1869 | var err error |
| 1870 | // First get the port capability |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1871 | if portCap, err = agent.deviceMgr.getPortCapability(ctx, childDevice.Id, port.PortNo); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1872 | logger.Errorw("error-retrieving-port-capabilities", log.Fields{"error": err}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1873 | return false, err |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1874 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1875 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1876 | return false, err |
| 1877 | } |
| 1878 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1879 | // Double check again if this port has been already added since the getPortCapability could have taken a long time |
| 1880 | if agent.portExist(childDevice, port) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1881 | logger.Debugw("port-already-exist", log.Fields{"port": port}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1882 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1883 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1884 | // Get stored logical device |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1885 | ldevice := agent.getLogicalDeviceWithoutLock() |
| 1886 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1887 | logger.Debugw("adding-uni", log.Fields{"deviceId": childDevice.Id}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1888 | portCap.Port.RootPort = false |
| 1889 | portCap.Port.Id = port.Label |
| 1890 | portCap.Port.OfpPort.PortNo = port.PortNo |
| 1891 | portCap.Port.DeviceId = childDevice.Id |
| 1892 | portCap.Port.DevicePortNo = port.PortNo |
| 1893 | cloned := (proto.Clone(ldevice)).(*voltha.LogicalDevice) |
| 1894 | if cloned.Ports == nil { |
| 1895 | cloned.Ports = make([]*voltha.LogicalPort, 0) |
| 1896 | } |
| 1897 | cloned.Ports = append(cloned.Ports, portCap.Port) |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1898 | if err := agent.updateLogicalDeviceWithoutLock(ctx, cloned); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1899 | return false, err |
| 1900 | } |
| 1901 | // Update the device graph with this new logical port |
| 1902 | clonedLP := (proto.Clone(portCap.Port)).(*voltha.LogicalPort) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1903 | |
| 1904 | go func() { |
| 1905 | if err := agent.updateRoutes(context.Background(), clonedLP); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1906 | logger.Warn("routes-not-ready", log.Fields{"logical-device-id": agent.logicalDeviceID, "error": err}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1907 | } |
| 1908 | }() |
| 1909 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1910 | return true, nil |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1911 | } |
| 1912 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1913 | func (agent *LogicalDeviceAgent) packetOut(ctx context.Context, packet *ofp.OfpPacketOut) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1914 | logger.Debugw("packet-out", log.Fields{ |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 1915 | "packet": hex.EncodeToString(packet.Data), |
| 1916 | "inPort": packet.GetInPort(), |
| 1917 | }) |
khenaidoo | 68c930b | 2019-05-13 11:46:51 -0400 | [diff] [blame] | 1918 | outPort := fu.GetPacketOutPort(packet) |
khenaidoo | fdbad6e | 2018-11-06 22:26:38 -0500 | [diff] [blame] | 1919 | //frame := packet.GetData() |
| 1920 | //TODO: Use a channel between the logical agent and the device agent |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1921 | if err := agent.deviceMgr.packetOut(ctx, agent.rootDeviceID, outPort, packet); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1922 | logger.Error("packetout-failed", log.Fields{"logicalDeviceID": agent.rootDeviceID}) |
khenaidoo | ca30132 | 2019-01-09 23:06:32 -0500 | [diff] [blame] | 1923 | } |
khenaidoo | fdbad6e | 2018-11-06 22:26:38 -0500 | [diff] [blame] | 1924 | } |
| 1925 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1926 | func (agent *LogicalDeviceAgent) packetIn(port uint32, transactionID string, packet []byte) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1927 | logger.Debugw("packet-in", log.Fields{ |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 1928 | "port": port, |
| 1929 | "packet": hex.EncodeToString(packet), |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1930 | "transactionId": transactionID, |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 1931 | }) |
khenaidoo | 68c930b | 2019-05-13 11:46:51 -0400 | [diff] [blame] | 1932 | packetIn := fu.MkPacketIn(port, packet) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1933 | agent.ldeviceMgr.grpcNbiHdlr.sendPacketIn(agent.logicalDeviceID, transactionID, packetIn) |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame^] | 1934 | logger.Debugw("sending-packet-in", log.Fields{"packet": hex.EncodeToString(packetIn.Data)}) |
khenaidoo | fdbad6e | 2018-11-06 22:26:38 -0500 | [diff] [blame] | 1935 | } |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1936 | |
| 1937 | func (agent *LogicalDeviceAgent) addLogicalPortToMap(portNo uint32, nniPort bool) { |
| 1938 | agent.lockLogicalPortsNo.Lock() |
| 1939 | defer agent.lockLogicalPortsNo.Unlock() |
| 1940 | if exist := agent.logicalPortsNo[portNo]; !exist { |
| 1941 | agent.logicalPortsNo[portNo] = nniPort |
| 1942 | } |
| 1943 | } |
| 1944 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1945 | func (agent *LogicalDeviceAgent) deleteLogicalPortsFromMap(portsNo []uint32) { |
| 1946 | agent.lockLogicalPortsNo.Lock() |
| 1947 | defer agent.lockLogicalPortsNo.Unlock() |
| 1948 | for _, pNo := range portsNo { |
| 1949 | delete(agent.logicalPortsNo, pNo) |
| 1950 | } |
| 1951 | } |
| 1952 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 1953 | func (agent *LogicalDeviceAgent) addLogicalPortsToMap(lps []*voltha.LogicalPort) { |
| 1954 | agent.lockLogicalPortsNo.Lock() |
| 1955 | defer agent.lockLogicalPortsNo.Unlock() |
| 1956 | for _, lp := range lps { |
| 1957 | if exist := agent.logicalPortsNo[lp.DevicePortNo]; !exist { |
| 1958 | agent.logicalPortsNo[lp.DevicePortNo] = lp.RootPort |
| 1959 | } |
| 1960 | } |
| 1961 | } |
| 1962 | |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1963 | func (agent *LogicalDeviceAgent) isNNIPort(portNo uint32) bool { |
| 1964 | agent.lockLogicalPortsNo.RLock() |
| 1965 | defer agent.lockLogicalPortsNo.RUnlock() |
| 1966 | if exist := agent.logicalPortsNo[portNo]; exist { |
| 1967 | return agent.logicalPortsNo[portNo] |
| 1968 | } |
| 1969 | return false |
| 1970 | } |
| 1971 | |
| 1972 | func (agent *LogicalDeviceAgent) getFirstNNIPort() (uint32, error) { |
| 1973 | agent.lockLogicalPortsNo.RLock() |
| 1974 | defer agent.lockLogicalPortsNo.RUnlock() |
| 1975 | for portNo, nni := range agent.logicalPortsNo { |
| 1976 | if nni { |
| 1977 | return portNo, nil |
| 1978 | } |
| 1979 | } |
| 1980 | return 0, status.Error(codes.NotFound, "No NNI port found") |
| 1981 | } |
Esin Karaman | 09959ae | 2019-11-29 13:59:58 +0000 | [diff] [blame] | 1982 | |
| 1983 | //GetNNIPorts returns NNI ports. |
| 1984 | func (agent *LogicalDeviceAgent) GetNNIPorts() []uint32 { |
| 1985 | agent.lockLogicalPortsNo.RLock() |
| 1986 | defer agent.lockLogicalPortsNo.RUnlock() |
| 1987 | nniPorts := make([]uint32, 0) |
| 1988 | for portNo, nni := range agent.logicalPortsNo { |
| 1989 | if nni { |
| 1990 | nniPorts = append(nniPorts, portNo) |
| 1991 | } |
| 1992 | } |
| 1993 | return nniPorts |
| 1994 | } |