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" |
David Bainbridge | d1afd66 | 2020-03-26 18:27:41 -0700 | [diff] [blame] | 24 | "reflect" |
| 25 | "sync" |
| 26 | "time" |
| 27 | |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 28 | "github.com/gogo/protobuf/proto" |
sbarbari | 17d7e22 | 2019-11-05 10:02:29 -0500 | [diff] [blame] | 29 | "github.com/opencord/voltha-go/db/model" |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 30 | fd "github.com/opencord/voltha-go/rw_core/flowdecomposition" |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 31 | "github.com/opencord/voltha-go/rw_core/route" |
Scott Baker | b671a86 | 2019-10-24 10:53:40 -0700 | [diff] [blame] | 32 | coreutils "github.com/opencord/voltha-go/rw_core/utils" |
serkant.uluderya | 2ae470f | 2020-01-21 11:13:09 -0800 | [diff] [blame] | 33 | fu "github.com/opencord/voltha-lib-go/v3/pkg/flows" |
| 34 | "github.com/opencord/voltha-lib-go/v3/pkg/log" |
| 35 | ic "github.com/opencord/voltha-protos/v3/go/inter_container" |
| 36 | ofp "github.com/opencord/voltha-protos/v3/go/openflow_13" |
| 37 | "github.com/opencord/voltha-protos/v3/go/voltha" |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 38 | "google.golang.org/grpc/codes" |
| 39 | "google.golang.org/grpc/status" |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 40 | ) |
| 41 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 42 | // LogicalDeviceAgent represent attributes of logical device agent |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 43 | type LogicalDeviceAgent struct { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 44 | logicalDeviceID string |
David Bainbridge | d1afd66 | 2020-03-26 18:27:41 -0700 | [diff] [blame] | 45 | serialNumber string |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 46 | rootDeviceID string |
khenaidoo | 3306c99 | 2019-05-24 16:57:35 -0400 | [diff] [blame] | 47 | deviceMgr *DeviceManager |
| 48 | ldeviceMgr *LogicalDeviceManager |
| 49 | clusterDataProxy *model.Proxy |
Kent Hagerman | 4f355f5 | 2020-03-30 16:01:33 -0400 | [diff] [blame] | 50 | stopped bool |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 51 | deviceRoutes *route.DeviceRoutes |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 52 | lockDeviceRoutes sync.RWMutex |
khenaidoo | 3306c99 | 2019-05-24 16:57:35 -0400 | [diff] [blame] | 53 | logicalPortsNo map[uint32]bool //value is true for NNI port |
| 54 | lockLogicalPortsNo sync.RWMutex |
| 55 | flowDecomposer *fd.FlowDecomposer |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 56 | defaultTimeout time.Duration |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 57 | logicalDevice *voltha.LogicalDevice |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 58 | requestQueue *coreutils.RequestQueue |
| 59 | startOnce sync.Once |
| 60 | stopOnce sync.Once |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 61 | } |
| 62 | |
David Bainbridge | d1afd66 | 2020-03-26 18:27:41 -0700 | [diff] [blame] | 63 | func newLogicalDeviceAgent(id string, sn string, deviceID string, ldeviceMgr *LogicalDeviceManager, |
| 64 | deviceMgr *DeviceManager, cdProxy *model.Proxy, timeout time.Duration) *LogicalDeviceAgent { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 65 | var agent LogicalDeviceAgent |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 66 | agent.logicalDeviceID = id |
David Bainbridge | d1afd66 | 2020-03-26 18:27:41 -0700 | [diff] [blame] | 67 | agent.serialNumber = sn |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 68 | agent.rootDeviceID = deviceID |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 69 | agent.deviceMgr = deviceMgr |
khenaidoo | 9a46896 | 2018-09-19 15:33:13 -0400 | [diff] [blame] | 70 | agent.clusterDataProxy = cdProxy |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 71 | agent.ldeviceMgr = ldeviceMgr |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 72 | agent.flowDecomposer = fd.NewFlowDecomposer(agent.deviceMgr) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 73 | agent.logicalPortsNo = make(map[uint32]bool) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 74 | agent.defaultTimeout = timeout |
Kent Hagerman | 730cbdf | 2020-03-31 12:22:08 -0400 | [diff] [blame] | 75 | agent.requestQueue = coreutils.NewRequestQueue() |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 76 | return &agent |
| 77 | } |
| 78 | |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 79 | // start creates the logical device and add it to the data model |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 80 | func (agent *LogicalDeviceAgent) start(ctx context.Context, loadFromDB bool) error { |
| 81 | needToStart := false |
| 82 | if agent.startOnce.Do(func() { needToStart = true }); !needToStart { |
| 83 | return nil |
| 84 | } |
| 85 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 86 | 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] | 87 | |
| 88 | var startSucceeded bool |
| 89 | defer func() { |
| 90 | if !startSucceeded { |
| 91 | if err := agent.stop(ctx); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 92 | 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] | 93 | } |
| 94 | } |
| 95 | }() |
| 96 | |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 97 | var ld *voltha.LogicalDevice |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 98 | if !loadFromDB { |
khenaidoo | 7e3d8f1 | 2019-08-02 16:06:30 -0400 | [diff] [blame] | 99 | //Build the logical device based on information retrieved from the device adapter |
| 100 | var switchCap *ic.SwitchCapability |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 101 | var err error |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 102 | if switchCap, err = agent.deviceMgr.getSwitchCapability(ctx, agent.rootDeviceID); err != nil { |
khenaidoo | 7e3d8f1 | 2019-08-02 16:06:30 -0400 | [diff] [blame] | 103 | return err |
| 104 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 105 | ld = &voltha.LogicalDevice{Id: agent.logicalDeviceID, RootDeviceId: agent.rootDeviceID} |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 106 | |
| 107 | // Create the datapath ID (uint64) using the logical device ID (based on the MAC Address) |
| 108 | var datapathID uint64 |
David Bainbridge | d1afd66 | 2020-03-26 18:27:41 -0700 | [diff] [blame] | 109 | if datapathID, err = CreateDataPathID(agent.serialNumber); err != nil { |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 110 | return err |
| 111 | } |
| 112 | ld.DatapathId = datapathID |
khenaidoo | 7e3d8f1 | 2019-08-02 16:06:30 -0400 | [diff] [blame] | 113 | ld.Desc = (proto.Clone(switchCap.Desc)).(*ofp.OfpDesc) |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 114 | logger.Debugw("Switch-capability", log.Fields{"Desc": ld.Desc, "fromAd": switchCap.Desc}) |
khenaidoo | 7e3d8f1 | 2019-08-02 16:06:30 -0400 | [diff] [blame] | 115 | ld.SwitchFeatures = (proto.Clone(switchCap.SwitchFeatures)).(*ofp.OfpSwitchFeatures) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 116 | ld.Flows = &ofp.Flows{Items: nil} |
| 117 | ld.FlowGroups = &ofp.FlowGroups{Items: nil} |
khenaidoo | 4908535 | 2020-01-13 19:15:43 -0500 | [diff] [blame] | 118 | ld.Ports = []*voltha.LogicalPort{} |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 119 | |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 120 | // Save the logical device |
Kent Hagerman | 4f355f5 | 2020-03-30 16:01:33 -0400 | [diff] [blame] | 121 | if err := agent.clusterDataProxy.AddWithID(ctx, "logical_devices", ld.Id, ld); err != nil { |
| 122 | logger.Errorw("failed-to-add-logical-device", log.Fields{"logical-device-id": agent.logicalDeviceID}) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 123 | return err |
| 124 | } |
Kent Hagerman | 4f355f5 | 2020-03-30 16:01:33 -0400 | [diff] [blame] | 125 | logger.Debugw("logicaldevice-created", log.Fields{"logical-device-id": agent.logicalDeviceID, "root-id": ld.RootDeviceId}) |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 126 | |
| 127 | agent.logicalDevice = proto.Clone(ld).(*voltha.LogicalDevice) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 128 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 129 | // Setup the logicalports - internal processing, no need to propagate the client context |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 130 | go func() { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 131 | err := agent.setupLogicalPorts(context.Background()) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 132 | if err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 133 | logger.Errorw("unable-to-setup-logical-ports", log.Fields{"error": err}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 134 | } |
| 135 | }() |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 136 | } else { |
| 137 | // load from dB - the logical may not exist at this time. On error, just return and the calling function |
| 138 | // will destroy this agent. |
Kent Hagerman | 4f355f5 | 2020-03-30 16:01:33 -0400 | [diff] [blame] | 139 | ld := &voltha.LogicalDevice{} |
| 140 | have, err := agent.clusterDataProxy.Get(ctx, "logical_devices/"+agent.logicalDeviceID, ld) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 141 | if err != nil { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 142 | return err |
Kent Hagerman | 4f355f5 | 2020-03-30 16:01:33 -0400 | [diff] [blame] | 143 | } else if !have { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 144 | return status.Errorf(codes.NotFound, "logical_device-%s", agent.logicalDeviceID) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 145 | } |
Kent Hagerman | 4f355f5 | 2020-03-30 16:01:33 -0400 | [diff] [blame] | 146 | |
khenaidoo | 8c3303d | 2019-02-13 14:59:39 -0500 | [diff] [blame] | 147 | // Update the root device Id |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 148 | agent.rootDeviceID = ld.RootDeviceId |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 149 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 150 | // Update the last data |
| 151 | agent.logicalDevice = proto.Clone(ld).(*voltha.LogicalDevice) |
| 152 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 153 | // Setup the local list of logical ports |
| 154 | agent.addLogicalPortsToMap(ld.Ports) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 155 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 156 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 157 | // 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] | 158 | if loadFromDB { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 159 | go func() { |
| 160 | if err := agent.buildRoutes(context.Background()); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 161 | 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] | 162 | } |
| 163 | }() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 164 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 165 | startSucceeded = true |
| 166 | |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 167 | return nil |
| 168 | } |
| 169 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 170 | // 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] | 171 | func (agent *LogicalDeviceAgent) stop(ctx context.Context) error { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 172 | var returnErr error |
| 173 | agent.stopOnce.Do(func() { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 174 | logger.Info("stopping-logical_device-agent") |
khenaidoo | 8c3303d | 2019-02-13 14:59:39 -0500 | [diff] [blame] | 175 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 176 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 177 | // This should never happen - an error is returned only if the agent is stopped and an agent is only stopped once. |
| 178 | returnErr = err |
| 179 | return |
| 180 | } |
| 181 | defer agent.requestQueue.RequestComplete() |
| 182 | |
| 183 | //Remove the logical device from the model |
Kent Hagerman | 4f355f5 | 2020-03-30 16:01:33 -0400 | [diff] [blame] | 184 | if err := agent.clusterDataProxy.Remove(ctx, "logical_devices/"+agent.logicalDeviceID); err != nil { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 185 | returnErr = err |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 186 | } else { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 187 | logger.Debugw("logicaldevice-removed", log.Fields{"logicaldeviceId": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 188 | } |
| 189 | |
Kent Hagerman | 4f355f5 | 2020-03-30 16:01:33 -0400 | [diff] [blame] | 190 | agent.stopped = true |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 191 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 192 | logger.Info("logical_device-agent-stopped") |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 193 | }) |
| 194 | return returnErr |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 195 | } |
| 196 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 197 | // GetLogicalDevice returns the latest logical device data |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 198 | func (agent *LogicalDeviceAgent) GetLogicalDevice(ctx context.Context) (*voltha.LogicalDevice, error) { |
| 199 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 200 | return nil, err |
| 201 | } |
| 202 | defer agent.requestQueue.RequestComplete() |
| 203 | return proto.Clone(agent.logicalDevice).(*voltha.LogicalDevice), nil |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 204 | } |
| 205 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 206 | // ListLogicalDeviceFlows returns logical device flows |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 207 | func (agent *LogicalDeviceAgent) ListLogicalDeviceFlows(ctx context.Context) (*ofp.Flows, error) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 208 | logger.Debug("ListLogicalDeviceFlows") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 209 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 210 | logicalDevice, err := agent.GetLogicalDevice(ctx) |
| 211 | if err != nil { |
| 212 | return nil, err |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 213 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 214 | if logicalDevice.Flows == nil { |
| 215 | return &ofp.Flows{}, nil |
| 216 | } |
| 217 | return (proto.Clone(logicalDevice.Flows)).(*ofp.Flows), nil |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 218 | } |
| 219 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 220 | // ListLogicalDeviceMeters returns logical device meters |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 221 | func (agent *LogicalDeviceAgent) ListLogicalDeviceMeters(ctx context.Context) (*ofp.Meters, error) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 222 | logger.Debug("ListLogicalDeviceMeters") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 223 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 224 | logicalDevice, err := agent.GetLogicalDevice(ctx) |
| 225 | if err != nil { |
| 226 | return nil, err |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 227 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 228 | if logicalDevice.Meters == nil { |
| 229 | return &ofp.Meters{}, nil |
| 230 | } |
| 231 | return (proto.Clone(logicalDevice.Meters)).(*ofp.Meters), nil |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 232 | } |
| 233 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 234 | // ListLogicalDeviceFlowGroups returns logical device flow groups |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 235 | func (agent *LogicalDeviceAgent) ListLogicalDeviceFlowGroups(ctx context.Context) (*ofp.FlowGroups, error) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 236 | logger.Debug("ListLogicalDeviceFlowGroups") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 237 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 238 | logicalDevice, err := agent.GetLogicalDevice(ctx) |
| 239 | if err != nil { |
| 240 | return nil, err |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 241 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 242 | if logicalDevice.FlowGroups == nil { |
| 243 | return &ofp.FlowGroups{}, nil |
| 244 | } |
| 245 | return (proto.Clone(logicalDevice.FlowGroups)).(*ofp.FlowGroups), nil |
khenaidoo | dd23717 | 2019-05-27 16:37:17 -0400 | [diff] [blame] | 246 | } |
| 247 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 248 | // ListLogicalDevicePorts returns logical device ports |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 249 | func (agent *LogicalDeviceAgent) ListLogicalDevicePorts(ctx context.Context) (*voltha.LogicalPorts, error) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 250 | logger.Debug("ListLogicalDevicePorts") |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 251 | logicalDevice, err := agent.GetLogicalDevice(ctx) |
| 252 | if err != nil { |
| 253 | return nil, err |
| 254 | } |
| 255 | if logicalDevice == nil { |
| 256 | return &voltha.LogicalPorts{}, nil |
| 257 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 258 | lPorts := make([]*voltha.LogicalPort, 0) |
| 259 | lPorts = append(lPorts, logicalDevice.Ports...) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 260 | return &voltha.LogicalPorts{Items: lPorts}, nil |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 261 | } |
| 262 | |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 263 | //updateLogicalDeviceFlowsWithoutLock updates the logical device with the latest flows in the model. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 264 | func (agent *LogicalDeviceAgent) updateLogicalDeviceFlowsWithoutLock(ctx context.Context, flows *ofp.Flows) error { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 265 | ld := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 266 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 267 | logger.Debugw("logical-device-before", log.Fields{"lports": len(ld.Ports)}) |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 268 | ld.Flows = flows |
| 269 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 270 | if err := agent.updateLogicalDeviceWithoutLock(ctx, ld); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 271 | logger.Errorw("error-updating-logical-device-with-flows", log.Fields{"error": err}) |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 272 | return err |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 273 | } |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 274 | return nil |
| 275 | } |
| 276 | |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 277 | //updateLogicalDeviceMetersWithoutLock updates the logical device with the meters info |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 278 | func (agent *LogicalDeviceAgent) updateLogicalDeviceMetersWithoutLock(ctx context.Context, meters *ofp.Meters) error { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 279 | ld := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 280 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 281 | logger.Debugw("logical-device-before", log.Fields{"lports": len(ld.Ports)}) |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 282 | ld.Meters = meters |
| 283 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 284 | if err := agent.updateLogicalDeviceWithoutLock(ctx, ld); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 285 | logger.Errorw("error-updating-logical-device-with-meters", log.Fields{"error": err}) |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 286 | return err |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 287 | } |
| 288 | return nil |
| 289 | } |
| 290 | |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 291 | //updateLogicalDeviceFlowGroupsWithoutLock updates the logical device with the flow groups |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 292 | func (agent *LogicalDeviceAgent) updateLogicalDeviceFlowGroupsWithoutLock(ctx context.Context, flowGroups *ofp.FlowGroups) error { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 293 | ld := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 294 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 295 | logger.Debugw("logical-device-before", log.Fields{"lports": len(ld.Ports)}) |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 296 | ld.FlowGroups = flowGroups |
| 297 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 298 | if err := agent.updateLogicalDeviceWithoutLock(ctx, ld); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 299 | logger.Errorw("error-updating-logical-device-with-flowgroups", log.Fields{"error": err}) |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 300 | return err |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 301 | } |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 302 | return nil |
| 303 | } |
| 304 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 305 | // getLogicalDeviceWithoutLock returns a cloned logical device to a function that already holds the agent lock. |
| 306 | func (agent *LogicalDeviceAgent) getLogicalDeviceWithoutLock() *voltha.LogicalDevice { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 307 | logger.Debug("getLogicalDeviceWithoutLock") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 308 | return proto.Clone(agent.logicalDevice).(*voltha.LogicalDevice) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 309 | } |
| 310 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 311 | 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] | 312 | logger.Debugw("updateLogicalPort", log.Fields{"deviceId": device.Id, "port": port}) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 313 | var err error |
| 314 | if port.Type == voltha.Port_ETHERNET_NNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 315 | if _, err = agent.addNNILogicalPort(ctx, device, port); err != nil { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 316 | return err |
| 317 | } |
| 318 | agent.addLogicalPortToMap(port.PortNo, true) |
| 319 | } else if port.Type == voltha.Port_ETHERNET_UNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 320 | if _, err = agent.addUNILogicalPort(ctx, device, port); err != nil { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 321 | return err |
| 322 | } |
| 323 | agent.addLogicalPortToMap(port.PortNo, false) |
| 324 | } else { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 325 | // Update the device routes to ensure all routes on the logical device have been calculated |
| 326 | if err = agent.buildRoutes(ctx); err != nil { |
| 327 | // Not an error - temporary state |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 328 | 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] | 329 | } |
| 330 | } |
| 331 | return nil |
| 332 | } |
| 333 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 334 | // setupLogicalPorts is invoked once the logical device has been created and is ready to get ports |
| 335 | // added to it. While the logical device was being created we could have received requests to add |
| 336 | // NNI and UNI ports which were discarded. Now is the time to add them if needed |
| 337 | func (agent *LogicalDeviceAgent) setupLogicalPorts(ctx context.Context) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 338 | logger.Infow("setupLogicalPorts", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 339 | // First add any NNI ports which could have been missing |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 340 | if err := agent.setupNNILogicalPorts(ctx, agent.rootDeviceID); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 341 | 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] | 342 | return err |
| 343 | } |
| 344 | |
| 345 | // Now, set up the UNI ports if needed. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 346 | children, err := agent.deviceMgr.getAllChildDevices(ctx, agent.rootDeviceID) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 347 | if err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 348 | logger.Errorw("error-getting-child-devices", log.Fields{"error": err, "deviceId": agent.rootDeviceID}) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 349 | return err |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 350 | } |
| 351 | responses := make([]coreutils.Response, 0) |
| 352 | for _, child := range children.Items { |
| 353 | response := coreutils.NewResponse() |
| 354 | responses = append(responses, response) |
| 355 | go func(child *voltha.Device) { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 356 | if err = agent.setupUNILogicalPorts(context.Background(), child); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 357 | logger.Error("setting-up-UNI-ports-failed", log.Fields{"deviceID": child.Id}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 358 | response.Error(status.Errorf(codes.Internal, "UNI-ports-setup-failed: %s", child.Id)) |
| 359 | } |
| 360 | response.Done() |
| 361 | }(child) |
| 362 | } |
| 363 | // Wait for completion |
| 364 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, responses...); res != nil { |
| 365 | return status.Errorf(codes.Aborted, "errors-%s", res) |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 366 | } |
| 367 | return nil |
| 368 | } |
| 369 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 370 | // 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] | 371 | func (agent *LogicalDeviceAgent) setupNNILogicalPorts(ctx context.Context, deviceID string) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 372 | logger.Infow("setupNNILogicalPorts-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 373 | // Build the logical device based on information retrieved from the device adapter |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 374 | var err error |
| 375 | |
| 376 | var device *voltha.Device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 377 | if device, err = agent.deviceMgr.GetDevice(ctx, deviceID); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 378 | logger.Errorw("error-retrieving-device", log.Fields{"error": err, "deviceId": deviceID}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 379 | return err |
| 380 | } |
| 381 | |
| 382 | //Get UNI port number |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 383 | for _, port := range device.Ports { |
| 384 | if port.Type == voltha.Port_ETHERNET_NNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 385 | if _, err = agent.addNNILogicalPort(ctx, device, port); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 386 | logger.Errorw("error-adding-UNI-port", log.Fields{"error": err}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 387 | } |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 388 | agent.addLogicalPortToMap(port.PortNo, true) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 389 | } |
| 390 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 391 | return err |
| 392 | } |
| 393 | |
khenaidoo | 171b98e | 2019-10-31 11:48:15 -0400 | [diff] [blame] | 394 | // updatePortState updates the port state of the device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 395 | 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] | 396 | logger.Infow("updatePortState-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "portNo": portNo, "state": operStatus}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 397 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 398 | return err |
| 399 | } |
| 400 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 171b98e | 2019-10-31 11:48:15 -0400 | [diff] [blame] | 401 | // Get the latest logical device info |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 402 | original := agent.getLogicalDeviceWithoutLock() |
| 403 | updatedPorts := clonePorts(original.Ports) |
| 404 | for _, port := range updatedPorts { |
| 405 | if port.DeviceId == deviceID && port.DevicePortNo == portNo { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 406 | if operStatus == voltha.OperStatus_ACTIVE { |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 407 | port.OfpPort.Config = port.OfpPort.Config & ^uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 408 | port.OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LIVE) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 409 | } else { |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 410 | port.OfpPort.Config = port.OfpPort.Config | uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 411 | port.OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LINK_DOWN) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 412 | } |
| 413 | // Update the logical device |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 414 | if err := agent.updateLogicalDevicePortsWithoutLock(ctx, original, updatedPorts); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 415 | logger.Errorw("error-updating-logical-device", log.Fields{"error": err}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 416 | return err |
| 417 | } |
| 418 | return nil |
| 419 | } |
| 420 | } |
| 421 | return status.Errorf(codes.NotFound, "port-%d-not-exist", portNo) |
khenaidoo | 171b98e | 2019-10-31 11:48:15 -0400 | [diff] [blame] | 422 | } |
| 423 | |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 424 | // updatePortsState updates the ports state related to the device |
kesavand | bc2d162 | 2020-01-21 00:42:01 -0500 | [diff] [blame] | 425 | 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] | 426 | logger.Infow("updatePortsState-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 427 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 428 | return err |
| 429 | } |
| 430 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 431 | // Get the latest logical device info |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 432 | original := agent.getLogicalDeviceWithoutLock() |
| 433 | updatedPorts := clonePorts(original.Ports) |
| 434 | for _, port := range updatedPorts { |
| 435 | if port.DeviceId == device.Id { |
kesavand | bc2d162 | 2020-01-21 00:42:01 -0500 | [diff] [blame] | 436 | if state == voltha.OperStatus_ACTIVE { |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 437 | port.OfpPort.Config = port.OfpPort.Config & ^uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 438 | port.OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LIVE) |
kesavand | bc2d162 | 2020-01-21 00:42:01 -0500 | [diff] [blame] | 439 | } else { |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 440 | port.OfpPort.Config = port.OfpPort.Config | uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 441 | port.OfpPort.State = uint32(ofp.OfpPortState_OFPPS_LINK_DOWN) |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 442 | } |
| 443 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 444 | } |
| 445 | // Updating the logical device will trigger the poprt change events to be populated to the controller |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 446 | if err := agent.updateLogicalDevicePortsWithoutLock(ctx, original, updatedPorts); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 447 | logger.Warnw("logical-device-update-failed", log.Fields{"ldeviceId": agent.logicalDeviceID, "error": err}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 448 | return err |
khenaidoo | 3ab3488 | 2019-05-02 21:33:30 -0400 | [diff] [blame] | 449 | } |
| 450 | return nil |
| 451 | } |
| 452 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 453 | // setupUNILogicalPorts creates a UNI port on the logical device that represents a child UNI interface |
| 454 | func (agent *LogicalDeviceAgent) setupUNILogicalPorts(ctx context.Context, childDevice *voltha.Device) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 455 | logger.Infow("setupUNILogicalPort", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 456 | // Build the logical device based on information retrieved from the device adapter |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 457 | var err error |
khenaidoo | 59ef7be | 2019-06-21 12:40:28 -0400 | [diff] [blame] | 458 | var added bool |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 459 | //Get UNI port number |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 460 | for _, port := range childDevice.Ports { |
| 461 | if port.Type == voltha.Port_ETHERNET_UNI { |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 462 | if added, err = agent.addUNILogicalPort(ctx, childDevice, port); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 463 | logger.Errorw("error-adding-UNI-port", log.Fields{"error": err}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 464 | } |
khenaidoo | 59ef7be | 2019-06-21 12:40:28 -0400 | [diff] [blame] | 465 | if added { |
| 466 | agent.addLogicalPortToMap(port.PortNo, false) |
| 467 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 468 | } |
| 469 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 470 | return err |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 471 | } |
| 472 | |
Girish Gowdra | 408cd96 | 2020-03-11 14:31:31 -0700 | [diff] [blame] | 473 | // deleteAllLogicalPorts deletes all logical ports associated with this logical device |
| 474 | func (agent *LogicalDeviceAgent) deleteAllLogicalPorts(ctx context.Context) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 475 | logger.Infow("updatePortsState-start", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 476 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 477 | return err |
| 478 | } |
| 479 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 480 | // Get the latest logical device info |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 481 | cloned := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 482 | |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 483 | if err := agent.updateLogicalDevicePortsWithoutLock(ctx, cloned, []*voltha.LogicalPort{}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 484 | 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] | 485 | return err |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 486 | } |
| 487 | return nil |
| 488 | } |
| 489 | |
Hardik Windlass | c704def | 2020-02-26 18:23:19 +0000 | [diff] [blame] | 490 | // deleteAllUNILogicalPorts deletes all UNI logical ports associated with this parent device |
| 491 | func (agent *LogicalDeviceAgent) deleteAllUNILogicalPorts(ctx context.Context, parentDevice *voltha.Device) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 492 | 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] | 493 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 494 | return err |
| 495 | } |
| 496 | defer agent.requestQueue.RequestComplete() |
Hardik Windlass | c704def | 2020-02-26 18:23:19 +0000 | [diff] [blame] | 497 | // Get the latest logical device info |
| 498 | ld := agent.getLogicalDeviceWithoutLock() |
| 499 | |
Hardik Windlass | c704def | 2020-02-26 18:23:19 +0000 | [diff] [blame] | 500 | updateLogicalPorts := []*voltha.LogicalPort{} |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 501 | for _, lport := range ld.Ports { |
Hardik Windlass | c704def | 2020-02-26 18:23:19 +0000 | [diff] [blame] | 502 | // Save NNI ports only |
| 503 | if agent.isNNIPort(lport.DevicePortNo) { |
| 504 | updateLogicalPorts = append(updateLogicalPorts, lport) |
| 505 | } |
| 506 | } |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 507 | if len(updateLogicalPorts) < len(ld.Ports) { |
Hardik Windlass | c704def | 2020-02-26 18:23:19 +0000 | [diff] [blame] | 508 | // Updating the logical device will trigger the port change events to be populated to the controller |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 509 | if err := agent.updateLogicalDevicePortsWithoutLock(ctx, ld, updateLogicalPorts); err != nil { |
Hardik Windlass | c704def | 2020-02-26 18:23:19 +0000 | [diff] [blame] | 510 | return err |
| 511 | } |
| 512 | } else { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 513 | logger.Debugw("no-change-required", log.Fields{"logical-device-id": agent.logicalDeviceID}) |
Hardik Windlass | c704def | 2020-02-26 18:23:19 +0000 | [diff] [blame] | 514 | } |
| 515 | return nil |
| 516 | } |
| 517 | |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 518 | func clonePorts(ports []*voltha.LogicalPort) []*voltha.LogicalPort { |
| 519 | return proto.Clone(&voltha.LogicalPorts{Items: ports}).(*voltha.LogicalPorts).Items |
| 520 | } |
| 521 | |
| 522 | //updateLogicalDevicePortsWithoutLock updates the |
| 523 | func (agent *LogicalDeviceAgent) updateLogicalDevicePortsWithoutLock(ctx context.Context, device *voltha.LogicalDevice, newPorts []*voltha.LogicalPort) error { |
| 524 | oldPorts := device.Ports |
| 525 | device.Ports = newPorts |
| 526 | if err := agent.updateLogicalDeviceWithoutLock(ctx, device); err != nil { |
| 527 | return err |
| 528 | } |
| 529 | agent.portUpdated(oldPorts, newPorts) |
| 530 | return nil |
| 531 | } |
| 532 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 533 | //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] | 534 | func (agent *LogicalDeviceAgent) updateLogicalDeviceWithoutLock(ctx context.Context, logicalDevice *voltha.LogicalDevice) error { |
Kent Hagerman | 4f355f5 | 2020-03-30 16:01:33 -0400 | [diff] [blame] | 535 | if agent.stopped { |
| 536 | return errors.New("logical device agent stopped") |
| 537 | } |
| 538 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 539 | updateCtx := context.WithValue(ctx, model.RequestTimestamp, time.Now().UnixNano()) |
Kent Hagerman | 4f355f5 | 2020-03-30 16:01:33 -0400 | [diff] [blame] | 540 | if err := agent.clusterDataProxy.Update(updateCtx, "logical_devices/"+agent.logicalDeviceID, logicalDevice); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 541 | 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] | 542 | return err |
| 543 | } |
Kent Hagerman | 4f355f5 | 2020-03-30 16:01:33 -0400 | [diff] [blame] | 544 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 545 | agent.logicalDevice = logicalDevice |
| 546 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 547 | return nil |
| 548 | } |
| 549 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 550 | //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] | 551 | //that device graph was generated. |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 552 | func (agent *LogicalDeviceAgent) generateDeviceRoutesIfNeeded(ctx context.Context) error { |
| 553 | agent.lockDeviceRoutes.Lock() |
| 554 | defer agent.lockDeviceRoutes.Unlock() |
| 555 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 556 | ld, err := agent.GetLogicalDevice(ctx) |
| 557 | if err != nil { |
| 558 | return err |
| 559 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 560 | |
| 561 | if agent.deviceRoutes != nil && agent.deviceRoutes.IsUpToDate(ld) { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 562 | return nil |
| 563 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 564 | logger.Debug("Generation of device route required") |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 565 | if err := agent.buildRoutes(ctx); err != nil { |
| 566 | return err |
| 567 | } |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 568 | return nil |
| 569 | } |
| 570 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 571 | //updateFlowTable updates the flow table of that logical device |
| 572 | func (agent *LogicalDeviceAgent) updateFlowTable(ctx context.Context, flow *ofp.OfpFlowMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 573 | logger.Debug("updateFlowTable") |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 574 | if flow == nil { |
| 575 | return nil |
| 576 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 577 | if err := agent.generateDeviceRoutesIfNeeded(ctx); err != nil { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 578 | return err |
| 579 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 580 | switch flow.GetCommand() { |
| 581 | case ofp.OfpFlowModCommand_OFPFC_ADD: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 582 | return agent.flowAdd(ctx, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 583 | case ofp.OfpFlowModCommand_OFPFC_DELETE: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 584 | return agent.flowDelete(ctx, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 585 | case ofp.OfpFlowModCommand_OFPFC_DELETE_STRICT: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 586 | return agent.flowDeleteStrict(ctx, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 587 | case ofp.OfpFlowModCommand_OFPFC_MODIFY: |
| 588 | return agent.flowModify(flow) |
| 589 | case ofp.OfpFlowModCommand_OFPFC_MODIFY_STRICT: |
| 590 | return agent.flowModifyStrict(flow) |
| 591 | } |
| 592 | return status.Errorf(codes.Internal, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 593 | "unhandled-command: lDeviceId:%s, command:%s", agent.logicalDeviceID, flow.GetCommand()) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 594 | } |
| 595 | |
| 596 | //updateGroupTable updates the group table of that logical device |
| 597 | func (agent *LogicalDeviceAgent) updateGroupTable(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 598 | logger.Debug("updateGroupTable") |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 599 | if groupMod == nil { |
| 600 | return nil |
| 601 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 602 | if err := agent.generateDeviceRoutesIfNeeded(ctx); err != nil { |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 603 | return err |
| 604 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 605 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 606 | switch groupMod.GetCommand() { |
| 607 | case ofp.OfpGroupModCommand_OFPGC_ADD: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 608 | return agent.groupAdd(ctx, groupMod) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 609 | case ofp.OfpGroupModCommand_OFPGC_DELETE: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 610 | return agent.groupDelete(ctx, groupMod) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 611 | case ofp.OfpGroupModCommand_OFPGC_MODIFY: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 612 | return agent.groupModify(ctx, groupMod) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 613 | } |
| 614 | return status.Errorf(codes.Internal, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 615 | "unhandled-command: lDeviceId:%s, command:%s", agent.logicalDeviceID, groupMod.GetCommand()) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 616 | } |
| 617 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 618 | // updateMeterTable updates the meter table of that logical device |
| 619 | func (agent *LogicalDeviceAgent) updateMeterTable(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 620 | logger.Debug("updateMeterTable") |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 621 | if meterMod == nil { |
| 622 | return nil |
| 623 | } |
| 624 | switch meterMod.GetCommand() { |
| 625 | case ofp.OfpMeterModCommand_OFPMC_ADD: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 626 | return agent.meterAdd(ctx, meterMod) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 627 | case ofp.OfpMeterModCommand_OFPMC_DELETE: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 628 | return agent.meterDelete(ctx, meterMod) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 629 | case ofp.OfpMeterModCommand_OFPMC_MODIFY: |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 630 | return agent.meterModify(ctx, meterMod) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 631 | } |
| 632 | return status.Errorf(codes.Internal, |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 633 | "unhandled-command: lDeviceId:%s, command:%s", agent.logicalDeviceID, meterMod.GetCommand()) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 634 | |
| 635 | } |
| 636 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 637 | func (agent *LogicalDeviceAgent) meterAdd(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 638 | logger.Debugw("meterAdd", log.Fields{"metermod": *meterMod}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 639 | if meterMod == nil { |
| 640 | return nil |
| 641 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 642 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 643 | return err |
| 644 | } |
| 645 | defer agent.requestQueue.RequestComplete() |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 646 | logger.Debug("Acquired logical device lock") |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 647 | lDevice := agent.getLogicalDeviceWithoutLock() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 648 | |
| 649 | var meters []*ofp.OfpMeterEntry |
| 650 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 651 | meters = lDevice.Meters.Items |
| 652 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 653 | logger.Debugw("Available meters", log.Fields{"meters": meters}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 654 | |
| 655 | for _, meter := range meters { |
| 656 | if meterMod.MeterId == meter.Config.MeterId { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 657 | logger.Infow("Meter-already-exists", log.Fields{"meter": *meterMod}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 658 | return nil |
| 659 | } |
| 660 | } |
| 661 | |
| 662 | meterEntry := fu.MeterEntryFromMeterMod(meterMod) |
| 663 | meters = append(meters, meterEntry) |
| 664 | //Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 665 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, &ofp.Meters{Items: meters}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 666 | logger.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 667 | return err |
| 668 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 669 | 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] | 670 | return nil |
| 671 | } |
| 672 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 673 | func (agent *LogicalDeviceAgent) meterDelete(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 674 | logger.Debug("meterDelete", log.Fields{"meterMod": *meterMod}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 675 | if meterMod == nil { |
| 676 | return nil |
| 677 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 678 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 679 | return err |
| 680 | } |
| 681 | defer agent.requestQueue.RequestComplete() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 682 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 683 | lDevice := agent.getLogicalDeviceWithoutLock() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 684 | |
| 685 | var meters []*ofp.OfpMeterEntry |
| 686 | var flows []*ofp.OfpFlowStats |
| 687 | updatedFlows := make([]*ofp.OfpFlowStats, 0) |
| 688 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 689 | meters = lDevice.Meters.Items |
| 690 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 691 | |
| 692 | changedMeter := false |
| 693 | changedFow := false |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 694 | logger.Debugw("Available meters", log.Fields{"meters": meters}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 695 | for index, meter := range meters { |
| 696 | if meterMod.MeterId == meter.Config.MeterId { |
| 697 | flows = lDevice.Flows.Items |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 698 | changedFow, updatedFlows = agent.getUpdatedFlowsAfterDeletebyMeterID(flows, meterMod.MeterId) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 699 | meters = append(meters[:index], meters[index+1:]...) |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 700 | logger.Debugw("Meter has been deleted", log.Fields{"meter": meter, "index": index}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 701 | changedMeter = true |
| 702 | break |
| 703 | } |
| 704 | } |
| 705 | if changedMeter { |
| 706 | //Update model |
| 707 | metersToUpdate := &ofp.Meters{} |
| 708 | if lDevice.Meters != nil { |
| 709 | metersToUpdate = &ofp.Meters{Items: meters} |
| 710 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 711 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 712 | logger.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 713 | return err |
| 714 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 715 | 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] | 716 | |
| 717 | } |
| 718 | if changedFow { |
| 719 | //Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 720 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: updatedFlows}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 721 | logger.Errorw("db-flow-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 722 | return err |
| 723 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 724 | logger.Debug("Flows-associated-with-meter-deleted-from-DB-successfully", |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 725 | log.Fields{"updated-no-of-flows": len(updatedFlows), "meter": meterMod.MeterId}) |
| 726 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 727 | logger.Debugw("meterDelete success", log.Fields{"meterID": meterMod.MeterId}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 728 | return nil |
| 729 | } |
| 730 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 731 | func (agent *LogicalDeviceAgent) meterModify(ctx context.Context, meterMod *ofp.OfpMeterMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 732 | logger.Debug("meterModify") |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 733 | if meterMod == nil { |
| 734 | return nil |
| 735 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 736 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 737 | return err |
| 738 | } |
| 739 | defer agent.requestQueue.RequestComplete() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 740 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 741 | lDevice := agent.getLogicalDeviceWithoutLock() |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 742 | |
| 743 | var meters []*ofp.OfpMeterEntry |
| 744 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 745 | meters = lDevice.Meters.Items |
| 746 | } |
| 747 | changedMeter := false |
| 748 | for index, meter := range meters { |
| 749 | if meterMod.MeterId == meter.Config.MeterId { |
| 750 | newmeterEntry := fu.MeterEntryFromMeterMod(meterMod) |
| 751 | newmeterEntry.Stats.FlowCount = meter.Stats.FlowCount |
| 752 | meters[index] = newmeterEntry |
| 753 | changedMeter = true |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 754 | 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] | 755 | break |
| 756 | } |
| 757 | } |
| 758 | if changedMeter { |
| 759 | //Update model |
| 760 | metersToUpdate := &ofp.Meters{} |
| 761 | if lDevice.Meters != nil { |
| 762 | metersToUpdate = &ofp.Meters{Items: meters} |
| 763 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 764 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 765 | logger.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 766 | return err |
| 767 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 768 | logger.Debugw("meter-updated-in-DB-successfully", log.Fields{"updated_meters": meters}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 769 | return nil |
| 770 | } |
| 771 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 772 | logger.Errorw("Meter not found ", log.Fields{"meter": meterMod}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 773 | return fmt.Errorf("no-logical-device-present:%d", meterMod.MeterId) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 774 | |
| 775 | } |
| 776 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 777 | func (agent *LogicalDeviceAgent) getUpdatedFlowsAfterDeletebyMeterID(flows []*ofp.OfpFlowStats, meterID uint32) (bool, []*ofp.OfpFlowStats) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 778 | logger.Infow("Delete flows matching meter", log.Fields{"meter": meterID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 779 | changed := false |
| 780 | //updatedFlows := make([]*ofp.OfpFlowStats, 0) |
| 781 | for index := len(flows) - 1; index >= 0; index-- { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 782 | if mID := fu.GetMeterIdFromFlow(flows[index]); mID != 0 && mID == meterID { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 783 | 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] | 784 | flows = append(flows[:index], flows[index+1:]...) |
| 785 | changed = true |
| 786 | } |
| 787 | } |
| 788 | return changed, flows |
| 789 | } |
| 790 | |
| 791 | func (agent *LogicalDeviceAgent) updateFlowCountOfMeterStats(modCommand *ofp.OfpFlowMod, meters []*ofp.OfpMeterEntry, flow *ofp.OfpFlowStats) bool { |
| 792 | |
| 793 | flowCommand := modCommand.GetCommand() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 794 | meterID := fu.GetMeterIdFromFlow(flow) |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 795 | logger.Debugw("Meter-id-in-flow-mod", log.Fields{"meterId": meterID}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 796 | if meterID == 0 { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 797 | logger.Debugw("No meter present in the flow", log.Fields{"flow": *flow}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 798 | return false |
| 799 | } |
| 800 | if meters == nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 801 | logger.Debug("No meters present in logical device") |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 802 | return false |
| 803 | } |
| 804 | changedMeter := false |
| 805 | for _, meter := range meters { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 806 | if meterID == meter.Config.MeterId { // Found meter in Logicaldevice |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 807 | if flowCommand == ofp.OfpFlowModCommand_OFPFC_ADD { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 808 | meter.Stats.FlowCount++ |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 809 | changedMeter = true |
| 810 | } else if flowCommand == ofp.OfpFlowModCommand_OFPFC_DELETE_STRICT { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 811 | meter.Stats.FlowCount-- |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 812 | changedMeter = true |
| 813 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 814 | logger.Debugw("Found meter, updated meter flow stats", log.Fields{" meterId": meterID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 815 | break |
| 816 | } |
| 817 | } |
| 818 | return changedMeter |
| 819 | } |
| 820 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 821 | //flowAdd adds a flow to the flow table of that logical device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 822 | func (agent *LogicalDeviceAgent) flowAdd(ctx context.Context, mod *ofp.OfpFlowMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 823 | logger.Debugw("flowAdd", log.Fields{"flow": mod}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 824 | if mod == nil { |
| 825 | return nil |
| 826 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 827 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 828 | return err |
| 829 | } |
| 830 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 831 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 832 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 833 | |
| 834 | var flows []*ofp.OfpFlowStats |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 835 | var meters []*ofp.OfpMeterEntry |
| 836 | var flow *ofp.OfpFlowStats |
Scott Baker | fdea1e3 | 2020-02-21 15:35:41 -0800 | [diff] [blame] | 837 | var err error |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 838 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 839 | if lDevice.Flows != nil && lDevice.Flows.Items != nil { |
| 840 | flows = lDevice.Flows.Items |
| 841 | } |
| 842 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 843 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 844 | meters = lDevice.Meters.Items |
| 845 | } |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 846 | updatedFlows := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 847 | changed := false |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 848 | updated := false |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 849 | checkOverlap := (mod.Flags & uint32(ofp.OfpFlowModFlags_OFPFF_CHECK_OVERLAP)) != 0 |
| 850 | if checkOverlap { |
| 851 | if overlapped := fu.FindOverlappingFlows(flows, mod); len(overlapped) != 0 { |
| 852 | // TODO: should this error be notified other than being logged? |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 853 | logger.Warnw("overlapped-flows", log.Fields{"logicaldeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 854 | } else { |
Matt Jeanneret | 518b5a4 | 2019-10-29 10:30:46 -0400 | [diff] [blame] | 855 | // Add flow |
Scott Baker | fdea1e3 | 2020-02-21 15:35:41 -0800 | [diff] [blame] | 856 | flow, err = fu.FlowStatsEntryFromFlowModMessage(mod) |
| 857 | if err != nil { |
| 858 | return err |
| 859 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 860 | flows = append(flows, flow) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 861 | updatedFlows = append(updatedFlows, flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 862 | changed = true |
| 863 | } |
| 864 | } else { |
Scott Baker | fdea1e3 | 2020-02-21 15:35:41 -0800 | [diff] [blame] | 865 | flow, err = fu.FlowStatsEntryFromFlowModMessage(mod) |
| 866 | if err != nil { |
| 867 | return err |
| 868 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 869 | idx := fu.FindFlows(flows, flow) |
| 870 | if idx >= 0 { |
| 871 | oldFlow := flows[idx] |
| 872 | if (mod.Flags & uint32(ofp.OfpFlowModFlags_OFPFF_RESET_COUNTS)) != 0 { |
| 873 | flow.ByteCount = oldFlow.ByteCount |
| 874 | flow.PacketCount = oldFlow.PacketCount |
| 875 | } |
Matt Jeanneret | 518b5a4 | 2019-10-29 10:30:46 -0400 | [diff] [blame] | 876 | if !reflect.DeepEqual(oldFlow, flow) { |
| 877 | flows[idx] = flow |
| 878 | updatedFlows = append(updatedFlows, flow) |
| 879 | changed = true |
| 880 | updated = true |
| 881 | } |
| 882 | } else { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 883 | flows = append(flows, flow) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 884 | updatedFlows = append(updatedFlows, flow) |
| 885 | changed = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 886 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 887 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 888 | logger.Debugw("flowAdd-changed", log.Fields{"changed": changed}) |
khenaidoo | 4c9e559 | 2019-09-09 16:20:41 -0400 | [diff] [blame] | 889 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 890 | if changed { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 891 | var flowMetadata voltha.FlowMetadata |
| 892 | 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] | 893 | logger.Error("Meter-referred-in-flows-not-present") |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 894 | return err |
| 895 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 896 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: updatedFlows}, *lDevice.FlowGroups) |
| 897 | if err != nil { |
| 898 | return err |
| 899 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 900 | logger.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 901 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 902 | // Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 903 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: flows}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 904 | logger.Errorw("db-flow-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 905 | return err |
| 906 | } |
Matt Jeanneret | 518b5a4 | 2019-10-29 10:30:46 -0400 | [diff] [blame] | 907 | if !updated { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 908 | changedMeterStats := agent.updateFlowCountOfMeterStats(mod, meters, flow) |
| 909 | metersToUpdate := &ofp.Meters{} |
| 910 | if lDevice.Meters != nil { |
| 911 | metersToUpdate = &ofp.Meters{Items: meters} |
| 912 | } |
| 913 | if changedMeterStats { |
| 914 | //Update model |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 915 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 916 | logger.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 917 | return err |
| 918 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 919 | 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] | 920 | |
| 921 | } |
| 922 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 923 | // Send the flows to the devices |
| 924 | respChannels := agent.addFlowsAndGroupsToDevices(ctx, deviceRules, &flowMetadata) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 925 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 926 | // Create the go routines to wait |
| 927 | go func() { |
| 928 | // Wait for completion |
| 929 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChannels...); res != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 930 | 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] | 931 | // TODO : revert added flow |
| 932 | } |
| 933 | }() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 934 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 935 | return nil |
| 936 | } |
| 937 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 938 | // GetMeterConfig returns meter config |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 939 | func (agent *LogicalDeviceAgent) GetMeterConfig(flows []*ofp.OfpFlowStats, meters []*ofp.OfpMeterEntry, metadata *voltha.FlowMetadata) error { |
| 940 | m := make(map[uint32]bool) |
| 941 | for _, flow := range flows { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 942 | if flowMeterID := fu.GetMeterIdFromFlow(flow); flowMeterID != 0 && !m[flowMeterID] { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 943 | foundMeter := false |
| 944 | // Meter is present in the flow , Get from logical device |
| 945 | for _, meter := range meters { |
| 946 | if flowMeterID == meter.Config.MeterId { |
| 947 | metadata.Meters = append(metadata.Meters, meter.Config) |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 948 | logger.Debugw("Found meter in logical device", |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 949 | log.Fields{"meterID": flowMeterID, "meter-band": meter.Config}) |
| 950 | m[flowMeterID] = true |
| 951 | foundMeter = true |
| 952 | break |
| 953 | } |
| 954 | } |
| 955 | if !foundMeter { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 956 | logger.Errorw("Meter-referred-by-flow-is-not-found-in-logicaldevice", |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 957 | log.Fields{"meterID": flowMeterID, "Available-meters": meters, "flow": *flow}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 958 | return errors.New("Meter-referred-by-flow-is-not-found-in-logicaldevice") |
| 959 | } |
| 960 | } |
| 961 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 962 | 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] | 963 | return nil |
| 964 | |
| 965 | } |
| 966 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 967 | //flowDelete deletes a flow from the flow table of that logical device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 968 | func (agent *LogicalDeviceAgent) flowDelete(ctx context.Context, mod *ofp.OfpFlowMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 969 | logger.Debug("flowDelete") |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 970 | if mod == nil { |
| 971 | return nil |
| 972 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 973 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 974 | return err |
| 975 | } |
| 976 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 977 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 978 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 979 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 980 | var meters []*ofp.OfpMeterEntry |
| 981 | var flows []*ofp.OfpFlowStats |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 982 | var flowGroups []*ofp.OfpGroupEntry |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 983 | |
| 984 | if lDevice.Flows != nil && lDevice.Flows.Items != nil { |
| 985 | flows = lDevice.Flows.Items |
| 986 | } |
| 987 | |
| 988 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 989 | meters = lDevice.Meters.Items |
| 990 | } |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 991 | |
| 992 | if lDevice.FlowGroups != nil && lDevice.FlowGroups.Items != nil { |
| 993 | flowGroups = lDevice.FlowGroups.Items |
| 994 | } |
| 995 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 996 | //build a list of what to keep vs what to delete |
| 997 | toKeep := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 998 | toDelete := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 999 | for _, f := range flows { |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1000 | // Check whether the flow and the flowmod matches |
Scott Baker | fdea1e3 | 2020-02-21 15:35:41 -0800 | [diff] [blame] | 1001 | fs, err := fu.FlowStatsEntryFromFlowModMessage(mod) |
| 1002 | if err != nil { |
| 1003 | return err |
| 1004 | } |
| 1005 | if fu.FlowMatch(f, fs) { |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1006 | toDelete = append(toDelete, f) |
| 1007 | continue |
| 1008 | } |
| 1009 | // Check wild card match |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1010 | if !fu.FlowMatchesMod(f, mod) { |
| 1011 | toKeep = append(toKeep, f) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1012 | } else { |
| 1013 | toDelete = append(toDelete, f) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1014 | } |
| 1015 | } |
| 1016 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1017 | logger.Debugw("flowDelete", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "toKeep": len(toKeep), "toDelete": toDelete}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1018 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1019 | //Update flows |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1020 | if len(toDelete) > 0 { |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1021 | var flowMetadata voltha.FlowMetadata |
| 1022 | 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] | 1023 | logger.Error("Meter-referred-in-flows-not-present") |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1024 | return errors.New("Meter-referred-in-flows-not-present") |
| 1025 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1026 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: toDelete}, ofp.FlowGroups{Items: flowGroups}) |
| 1027 | if err != nil { |
| 1028 | return err |
| 1029 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1030 | logger.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1031 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1032 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: toKeep}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1033 | logger.Errorw("cannot-update-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1034 | return err |
| 1035 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1036 | |
| 1037 | // Update the devices |
| 1038 | respChnls := agent.deleteFlowsAndGroupsFromDevices(ctx, deviceRules, &flowMetadata) |
| 1039 | |
| 1040 | // Wait for the responses |
| 1041 | go func() { |
| 1042 | // Wait for completion |
| 1043 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChnls...); res != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1044 | logger.Errorw("failure-updating-device-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "errors": res}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1045 | // TODO: Revert the flow deletion |
| 1046 | } |
| 1047 | }() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1048 | } |
| 1049 | |
| 1050 | //TODO: send announcement on delete |
| 1051 | return nil |
| 1052 | } |
| 1053 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1054 | 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] | 1055 | 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] | 1056 | |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1057 | responses := make([]coreutils.Response, 0) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1058 | for deviceID, value := range deviceRules.GetRules() { |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1059 | response := coreutils.NewResponse() |
| 1060 | responses = append(responses, response) |
| 1061 | go func(deviceId string, value *fu.FlowsAndGroups) { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1062 | ctx, cancel := context.WithTimeout(context.Background(), agent.defaultTimeout) |
| 1063 | defer cancel() |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1064 | 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] | 1065 | logger.Errorw("flow-add-failed", log.Fields{"deviceID": deviceId, "error": err}) |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1066 | response.Error(status.Errorf(codes.Internal, "flow-add-failed: %s", deviceId)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1067 | } |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1068 | response.Done() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1069 | }(deviceID, value) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1070 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1071 | // Return responses (an array of channels) for the caller to wait for a response from the far end. |
| 1072 | return responses |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1073 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1074 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1075 | 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] | 1076 | logger.Debugw("send-delete-flows-to-device-manager", log.Fields{"logicalDeviceID": agent.logicalDeviceID}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1077 | |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1078 | responses := make([]coreutils.Response, 0) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1079 | for deviceID, value := range deviceRules.GetRules() { |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1080 | response := coreutils.NewResponse() |
| 1081 | responses = append(responses, response) |
| 1082 | go func(deviceId string, value *fu.FlowsAndGroups) { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1083 | ctx, cancel := context.WithTimeout(context.Background(), agent.defaultTimeout) |
| 1084 | defer cancel() |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1085 | 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] | 1086 | logger.Error("flow-delete-failed", log.Fields{"deviceID": deviceId, "error": err}) |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1087 | response.Error(status.Errorf(codes.Internal, "flow-delete-failed: %s", deviceId)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1088 | } |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1089 | response.Done() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1090 | }(deviceID, value) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1091 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1092 | return responses |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1093 | } |
| 1094 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1095 | 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] | 1096 | logger.Debugw("send-update-flows-to-device-manager", log.Fields{"logicalDeviceID": agent.logicalDeviceID}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1097 | |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1098 | responses := make([]coreutils.Response, 0) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1099 | for deviceID, value := range deviceRules.GetRules() { |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1100 | response := coreutils.NewResponse() |
| 1101 | responses = append(responses, response) |
| 1102 | go func(deviceId string, value *fu.FlowsAndGroups) { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1103 | ctx, cancel := context.WithTimeout(context.Background(), agent.defaultTimeout) |
| 1104 | defer cancel() |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1105 | 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] | 1106 | logger.Error("flow-update-failed", log.Fields{"deviceID": deviceId, "error": err}) |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1107 | response.Error(status.Errorf(codes.Internal, "flow-update-failed: %s", deviceId)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1108 | } |
Kent Hagerman | 8da2f1e | 2019-11-25 17:28:09 -0500 | [diff] [blame] | 1109 | response.Done() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1110 | }(deviceID, value) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1111 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1112 | return responses |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1113 | } |
| 1114 | |
| 1115 | //flowDeleteStrict deletes a flow from the flow table of that logical device |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1116 | func (agent *LogicalDeviceAgent) flowDeleteStrict(ctx context.Context, mod *ofp.OfpFlowMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1117 | logger.Debug("flowDeleteStrict") |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1118 | if mod == nil { |
| 1119 | return nil |
| 1120 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1121 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1122 | return err |
| 1123 | } |
| 1124 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1125 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1126 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1127 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1128 | var meters []*ofp.OfpMeterEntry |
| 1129 | var flows []*ofp.OfpFlowStats |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 1130 | var flowGroups []*ofp.OfpGroupEntry |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1131 | if lDevice.Meters != nil && lDevice.Meters.Items != nil { |
| 1132 | meters = lDevice.Meters.Items |
| 1133 | } |
| 1134 | if lDevice.Flows != nil && lDevice.Flows.Items != nil { |
| 1135 | flows = lDevice.Flows.Items |
| 1136 | } |
Esin Karaman | fc3b1af | 2020-01-29 16:52:00 +0000 | [diff] [blame] | 1137 | if lDevice.FlowGroups != nil && lDevice.FlowGroups.Items != nil { |
| 1138 | flowGroups = lDevice.FlowGroups.Items |
| 1139 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1140 | |
| 1141 | changedFlow := false |
| 1142 | changedMeter := false |
Scott Baker | fdea1e3 | 2020-02-21 15:35:41 -0800 | [diff] [blame] | 1143 | flow, err := fu.FlowStatsEntryFromFlowModMessage(mod) |
| 1144 | if err != nil { |
| 1145 | return err |
| 1146 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1147 | flowsToDelete := make([]*ofp.OfpFlowStats, 0) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1148 | idx := fu.FindFlows(flows, flow) |
| 1149 | if idx >= 0 { |
Gamze Abaka | 6e4ac16 | 2019-10-21 11:10:10 +0000 | [diff] [blame] | 1150 | changedMeter = agent.updateFlowCountOfMeterStats(mod, meters, flows[idx]) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1151 | flowsToDelete = append(flowsToDelete, flows[idx]) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1152 | flows = append(flows[:idx], flows[idx+1:]...) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1153 | changedFlow = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1154 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1155 | return fmt.Errorf("Cannot delete flow - %s", flow) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1156 | } |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1157 | if changedMeter { |
| 1158 | //Update model |
| 1159 | metersToUpdate := &ofp.Meters{} |
| 1160 | if lDevice.Meters != nil { |
| 1161 | metersToUpdate = &ofp.Meters{Items: meters} |
| 1162 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1163 | if err := agent.updateLogicalDeviceMetersWithoutLock(ctx, metersToUpdate); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1164 | logger.Errorw("db-meter-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1165 | return err |
| 1166 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1167 | |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1168 | } |
| 1169 | if changedFlow { |
| 1170 | var flowMetadata voltha.FlowMetadata |
| 1171 | if err := agent.GetMeterConfig(flowsToDelete, meters, &flowMetadata); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1172 | logger.Error("meter-referred-in-flows-not-present") |
Manikkaraj k | b1a1092 | 2019-07-29 12:10:34 -0400 | [diff] [blame] | 1173 | return err |
| 1174 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1175 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: flowsToDelete}, ofp.FlowGroups{Items: flowGroups}) |
| 1176 | if err != nil { |
| 1177 | return err |
| 1178 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1179 | logger.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1180 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1181 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: flows}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1182 | logger.Errorw("cannot-update-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1183 | return err |
| 1184 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1185 | |
| 1186 | // Update the devices |
| 1187 | respChnls := agent.deleteFlowsAndGroupsFromDevices(ctx, deviceRules, &flowMetadata) |
| 1188 | |
| 1189 | // Wait for completion |
| 1190 | go func() { |
| 1191 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChnls...); res != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1192 | logger.Warnw("failure-deleting-device-flows", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "errors": res}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1193 | //TODO: Revert flow changes |
| 1194 | } |
| 1195 | }() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1196 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1197 | return nil |
| 1198 | } |
| 1199 | |
| 1200 | //flowModify modifies a flow from the flow table of that logical device |
| 1201 | func (agent *LogicalDeviceAgent) flowModify(mod *ofp.OfpFlowMod) error { |
| 1202 | return errors.New("flowModify not implemented") |
| 1203 | } |
| 1204 | |
| 1205 | //flowModifyStrict deletes a flow from the flow table of that logical device |
| 1206 | func (agent *LogicalDeviceAgent) flowModifyStrict(mod *ofp.OfpFlowMod) error { |
| 1207 | return errors.New("flowModifyStrict not implemented") |
| 1208 | } |
| 1209 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1210 | func (agent *LogicalDeviceAgent) groupAdd(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1211 | logger.Debug("groupAdd") |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1212 | if groupMod == nil { |
| 1213 | return nil |
| 1214 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1215 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1216 | return err |
| 1217 | } |
| 1218 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1219 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1220 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1221 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1222 | groups := lDevice.FlowGroups.Items |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1223 | if fu.FindGroup(groups, groupMod.GroupId) == -1 { |
khenaidoo | 68c930b | 2019-05-13 11:46:51 -0400 | [diff] [blame] | 1224 | groups = append(groups, fu.GroupEntryFromGroupMod(groupMod)) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1225 | |
Esin Karaman | 2ea5921 | 2019-12-06 11:41:58 +0000 | [diff] [blame] | 1226 | deviceRules := fu.NewDeviceRules() |
| 1227 | deviceRules.CreateEntryIfNotExist(agent.rootDeviceID) |
| 1228 | fg := fu.NewFlowsAndGroups() |
| 1229 | fg.AddGroup(fu.GroupEntryFromGroupMod(groupMod)) |
| 1230 | deviceRules.AddFlowsAndGroup(agent.rootDeviceID, fg) |
| 1231 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1232 | logger.Debugw("rules", log.Fields{"rules for group-add": deviceRules.String()}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1233 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1234 | if err := agent.updateLogicalDeviceFlowGroupsWithoutLock(ctx, &ofp.FlowGroups{Items: groups}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1235 | logger.Errorw("cannot-update-group", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1236 | return err |
| 1237 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1238 | |
| 1239 | // Update the devices |
| 1240 | respChnls := agent.addFlowsAndGroupsToDevices(ctx, deviceRules, &voltha.FlowMetadata{}) |
| 1241 | |
| 1242 | // Wait for completion |
| 1243 | go func() { |
| 1244 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChnls...); res != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1245 | 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] | 1246 | //TODO: Revert flow changes |
| 1247 | } |
| 1248 | }() |
| 1249 | return nil |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1250 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1251 | return fmt.Errorf("Groups %d already present", groupMod.GroupId) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1252 | } |
| 1253 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1254 | func (agent *LogicalDeviceAgent) groupDelete(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1255 | logger.Debug("groupDelete") |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1256 | if groupMod == nil { |
| 1257 | return nil |
| 1258 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1259 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1260 | return err |
| 1261 | } |
| 1262 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1263 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1264 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1265 | groups := lDevice.FlowGroups.Items |
| 1266 | flows := lDevice.Flows.Items |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1267 | var groupsChanged bool |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1268 | flowsChanged := false |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1269 | groupID := groupMod.GroupId |
| 1270 | if groupID == uint32(ofp.OfpGroup_OFPG_ALL) { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1271 | //TODO we must delete all flows that point to this group and |
| 1272 | //signal controller as requested by flow's flag |
| 1273 | groups = []*ofp.OfpGroupEntry{} |
| 1274 | groupsChanged = true |
| 1275 | } else { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1276 | idx := fu.FindGroup(groups, groupID) |
| 1277 | if idx == -1 { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1278 | return nil // Valid case |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1279 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1280 | flowsChanged, flows = fu.FlowsDeleteByGroupId(flows, groupID) |
| 1281 | groups = append(groups[:idx], groups[idx+1:]...) |
| 1282 | groupsChanged = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1283 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1284 | if flowsChanged || groupsChanged { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1285 | deviceRules, err := agent.flowDecomposer.DecomposeRules(ctx, agent, ofp.Flows{Items: flows}, ofp.FlowGroups{Items: groups}) |
| 1286 | if err != nil { |
| 1287 | return err |
| 1288 | } |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1289 | logger.Debugw("rules", log.Fields{"rules": deviceRules.String()}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1290 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1291 | if groupsChanged { |
| 1292 | if err := agent.updateLogicalDeviceFlowGroupsWithoutLock(ctx, &ofp.FlowGroups{Items: groups}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1293 | logger.Errorw("cannot-update-group", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1294 | return err |
| 1295 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1296 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1297 | if flowsChanged { |
| 1298 | if err := agent.updateLogicalDeviceFlowsWithoutLock(ctx, &ofp.Flows{Items: flows}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1299 | logger.Errorw("cannot-update-flow", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1300 | return err |
| 1301 | } |
| 1302 | } |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1303 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1304 | // Update the devices |
| 1305 | respChnls := agent.updateFlowsAndGroupsOfDevice(ctx, deviceRules, nil) |
| 1306 | |
| 1307 | // Wait for completion |
| 1308 | go func() { |
| 1309 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChnls...); res != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1310 | 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] | 1311 | //TODO: Revert flow changes |
| 1312 | } |
| 1313 | }() |
khenaidoo | 43c8212 | 2018-11-22 18:38:28 -0500 | [diff] [blame] | 1314 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1315 | return nil |
| 1316 | } |
| 1317 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1318 | func (agent *LogicalDeviceAgent) groupModify(ctx context.Context, groupMod *ofp.OfpGroupMod) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1319 | logger.Debug("groupModify") |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1320 | if groupMod == nil { |
| 1321 | return nil |
| 1322 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1323 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1324 | return err |
| 1325 | } |
| 1326 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1327 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1328 | lDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1329 | groups := lDevice.FlowGroups.Items |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1330 | var groupsChanged bool |
| 1331 | groupID := groupMod.GroupId |
| 1332 | idx := fu.FindGroup(groups, groupID) |
| 1333 | if idx == -1 { |
| 1334 | return fmt.Errorf("group-absent:%d", groupID) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1335 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1336 | //replace existing group entry with new group definition |
| 1337 | groupEntry := fu.GroupEntryFromGroupMod(groupMod) |
| 1338 | groups[idx] = groupEntry |
| 1339 | groupsChanged = true |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1340 | if groupsChanged { |
Esin Karaman | 2ea5921 | 2019-12-06 11:41:58 +0000 | [diff] [blame] | 1341 | deviceRules := fu.NewDeviceRules() |
| 1342 | deviceRules.CreateEntryIfNotExist(agent.rootDeviceID) |
| 1343 | fg := fu.NewFlowsAndGroups() |
| 1344 | fg.AddGroup(fu.GroupEntryFromGroupMod(groupMod)) |
| 1345 | deviceRules.AddFlowsAndGroup(agent.rootDeviceID, fg) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1346 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1347 | logger.Debugw("rules", log.Fields{"rules for group-modify": deviceRules.String()}) |
khenaidoo | 0458db6 | 2019-06-20 08:50:36 -0400 | [diff] [blame] | 1348 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1349 | if err := agent.updateLogicalDeviceFlowGroupsWithoutLock(ctx, &ofp.FlowGroups{Items: groups}); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1350 | logger.Errorw("Cannot-update-logical-group", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1351 | return err |
| 1352 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1353 | |
| 1354 | // Update the devices |
| 1355 | respChnls := agent.updateFlowsAndGroupsOfDevice(ctx, deviceRules, &voltha.FlowMetadata{}) |
| 1356 | |
| 1357 | // Wait for completion |
| 1358 | go func() { |
| 1359 | if res := coreutils.WaitForNilOrErrorResponses(agent.defaultTimeout, respChnls...); res != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1360 | 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] | 1361 | //TODO: Revert flow changes |
| 1362 | } |
| 1363 | }() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1364 | } |
| 1365 | return nil |
| 1366 | } |
| 1367 | |
| 1368 | // deleteLogicalPort removes the logical port |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1369 | func (agent *LogicalDeviceAgent) deleteLogicalPort(ctx context.Context, lPort *voltha.LogicalPort) error { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1370 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1371 | return err |
| 1372 | } |
| 1373 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1374 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1375 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
| 1376 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 1377 | index := -1 |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1378 | for i, logicalPort := range logicalDevice.Ports { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1379 | if logicalPort.Id == lPort.Id { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 1380 | index = i |
| 1381 | break |
| 1382 | } |
| 1383 | } |
| 1384 | if index >= 0 { |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 1385 | clonedPorts := clonePorts(logicalDevice.Ports) |
| 1386 | if index < len(clonedPorts)-1 { |
| 1387 | copy(clonedPorts[index:], clonedPorts[index+1:]) |
| 1388 | } |
| 1389 | clonedPorts[len(clonedPorts)-1] = nil |
| 1390 | clonedPorts = clonedPorts[:len(clonedPorts)-1] |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1391 | logger.Debugw("logical-port-deleted", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 1392 | if err := agent.updateLogicalDevicePortsWithoutLock(ctx, logicalDevice, clonedPorts); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1393 | logger.Errorw("logical-device-update-failed", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1394 | return err |
| 1395 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1396 | |
| 1397 | // Remove the logical port from cache |
| 1398 | agent.deleteLogicalPortsFromMap([]uint32{lPort.DevicePortNo}) |
| 1399 | |
| 1400 | // Reset the logical device routes |
| 1401 | go func() { |
| 1402 | if err := agent.buildRoutes(context.Background()); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1403 | logger.Warnw("device-routes-not-ready", log.Fields{"logicalDeviceId": agent.logicalDeviceID, "error": err}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1404 | } |
| 1405 | }() |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 1406 | } |
| 1407 | return nil |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 1408 | } |
| 1409 | |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1410 | // deleteLogicalPorts removes the logical ports associated with that deviceId |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1411 | func (agent *LogicalDeviceAgent) deleteLogicalPorts(ctx context.Context, deviceID string) error { |
Andrea Campanella | 09400bd | 2020-04-02 11:58:04 +0200 | [diff] [blame] | 1412 | logger.Debugw("deleting-logical-ports", log.Fields{"device-id": deviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1413 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1414 | return err |
| 1415 | } |
| 1416 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1417 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1418 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1419 | lPortstoKeep := []*voltha.LogicalPort{} |
| 1420 | lPortsNoToDelete := []uint32{} |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1421 | for _, logicalPort := range logicalDevice.Ports { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1422 | if logicalPort.DeviceId != deviceID { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1423 | lPortstoKeep = append(lPortstoKeep, logicalPort) |
| 1424 | } else { |
| 1425 | lPortsNoToDelete = append(lPortsNoToDelete, logicalPort.DevicePortNo) |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1426 | } |
| 1427 | } |
Andrea Campanella | 09400bd | 2020-04-02 11:58:04 +0200 | [diff] [blame] | 1428 | logger.Debugw("deleted-logical-ports", log.Fields{"ports": lPortstoKeep}) |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 1429 | if err := agent.updateLogicalDevicePortsWithoutLock(ctx, logicalDevice, lPortstoKeep); err != nil { |
Andrea Campanella | 09400bd | 2020-04-02 11:58:04 +0200 | [diff] [blame] | 1430 | logger.Errorw("logical-device-update-failed", log.Fields{"logical-device-id": agent.logicalDeviceID}) |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1431 | return err |
| 1432 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1433 | // Remove the port from the cached logical ports set |
| 1434 | agent.deleteLogicalPortsFromMap(lPortsNoToDelete) |
| 1435 | |
| 1436 | // Reset the logical device routes |
| 1437 | go func() { |
| 1438 | if err := agent.buildRoutes(context.Background()); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1439 | 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] | 1440 | } |
| 1441 | }() |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1442 | |
| 1443 | return nil |
| 1444 | } |
| 1445 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1446 | // enableLogicalPort enables the logical port |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1447 | func (agent *LogicalDeviceAgent) enableLogicalPort(ctx context.Context, lPortID string) error { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1448 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1449 | return err |
| 1450 | } |
| 1451 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1452 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1453 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
| 1454 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1455 | index := -1 |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1456 | for i, logicalPort := range logicalDevice.Ports { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1457 | if logicalPort.Id == lPortID { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1458 | index = i |
| 1459 | break |
| 1460 | } |
| 1461 | } |
| 1462 | if index >= 0 { |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 1463 | clonedPorts := clonePorts(logicalDevice.Ports) |
| 1464 | clonedPorts[index].OfpPort.Config = clonedPorts[index].OfpPort.Config & ^uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 1465 | return agent.updateLogicalDevicePortsWithoutLock(ctx, logicalDevice, clonedPorts) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1466 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1467 | 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] | 1468 | } |
| 1469 | |
| 1470 | // disableLogicalPort disabled the logical port |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1471 | func (agent *LogicalDeviceAgent) disableLogicalPort(ctx context.Context, lPortID string) error { |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1472 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1473 | return err |
| 1474 | } |
| 1475 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1476 | |
| 1477 | // Get the most up to date logical device |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1478 | logicalDevice := agent.getLogicalDeviceWithoutLock() |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1479 | index := -1 |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1480 | for i, logicalPort := range logicalDevice.Ports { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1481 | if logicalPort.Id == lPortID { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1482 | index = i |
| 1483 | break |
| 1484 | } |
| 1485 | } |
| 1486 | if index >= 0 { |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 1487 | clonedPorts := clonePorts(logicalDevice.Ports) |
| 1488 | clonedPorts[index].OfpPort.Config = (clonedPorts[index].OfpPort.Config & ^uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN)) | uint32(ofp.OfpPortConfig_OFPPC_PORT_DOWN) |
| 1489 | return agent.updateLogicalDevicePortsWithoutLock(ctx, logicalDevice, clonedPorts) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1490 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1491 | 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] | 1492 | } |
| 1493 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1494 | func (agent *LogicalDeviceAgent) getPreCalculatedRoute(ingress, egress uint32) ([]route.Hop, error) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1495 | logger.Debugw("ROUTE", log.Fields{"len": len(agent.deviceRoutes.Routes)}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1496 | for routeLink, route := range agent.deviceRoutes.Routes { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1497 | logger.Debugw("ROUTELINKS", log.Fields{"ingress": ingress, "egress": egress, "routelink": routeLink}) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1498 | if ingress == routeLink.Ingress && egress == routeLink.Egress { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1499 | return route, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1500 | } |
| 1501 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1502 | 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] | 1503 | } |
| 1504 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1505 | // GetRoute returns route |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1506 | 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] | 1507 | logger.Debugw("getting-route", log.Fields{"ingress-port": ingressPortNo, "egress-port": egressPortNo}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1508 | routes := make([]route.Hop, 0) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1509 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1510 | // Note: A port value of 0 is equivalent to a nil port |
| 1511 | |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1512 | // Consider different possibilities |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1513 | if egressPortNo != 0 && ((egressPortNo & 0x7fffffff) == uint32(ofp.OfpPortNo_OFPP_CONTROLLER)) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1514 | logger.Debugw("controller-flow", log.Fields{"ingressPortNo": ingressPortNo, "egressPortNo": egressPortNo, "logicalPortsNo": agent.logicalPortsNo}) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1515 | if agent.isNNIPort(ingressPortNo) { |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1516 | //This is a trap on the NNI Port |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1517 | if len(agent.deviceRoutes.Routes) == 0 { |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1518 | // 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] | 1519 | // route with same IngressHop and EgressHop |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1520 | hop := route.Hop{DeviceID: agent.rootDeviceID, Ingress: ingressPortNo, Egress: ingressPortNo} |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1521 | routes = append(routes, hop) |
| 1522 | routes = append(routes, hop) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1523 | return routes, nil |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1524 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1525 | //Return a 'half' route to make the flow decomposer logic happy |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1526 | for routeLink, path := range agent.deviceRoutes.Routes { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1527 | if agent.isNNIPort(routeLink.Egress) { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1528 | routes = append(routes, route.Hop{}) // first hop is set to empty |
| 1529 | routes = append(routes, path[1]) |
| 1530 | return routes, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1531 | } |
| 1532 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1533 | 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] | 1534 | } |
| 1535 | //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] | 1536 | var err error |
| 1537 | if egressPortNo, err = agent.getFirstNNIPort(); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1538 | logger.Warnw("no-nni-port", log.Fields{"error": err}) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1539 | return nil, err |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1540 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1541 | } |
| 1542 | //If ingress port is not specified (nil), it may be a wildcarded |
| 1543 | //route if egress port is OFPP_CONTROLLER or a nni logical port, |
| 1544 | //in which case we need to create a half-route where only the egress |
| 1545 | //hop is filled, the first hop is nil |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1546 | if ingressPortNo == 0 && agent.isNNIPort(egressPortNo) { |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1547 | // 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] | 1548 | for routeLink, path := range agent.deviceRoutes.Routes { |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1549 | if agent.isNNIPort(routeLink.Egress) { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1550 | routes = append(routes, route.Hop{}) // first hop is set to empty |
| 1551 | routes = append(routes, path[1]) |
| 1552 | return routes, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1553 | } |
| 1554 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1555 | 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] | 1556 | } |
| 1557 | //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] | 1558 | if egressPortNo == 0 { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1559 | for routeLink, path := range agent.deviceRoutes.Routes { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1560 | if routeLink.Ingress == ingressPortNo { |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1561 | routes = append(routes, path[0]) |
| 1562 | routes = append(routes, route.Hop{}) |
| 1563 | return routes, nil |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1564 | } |
| 1565 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1566 | 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] | 1567 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1568 | // Return the pre-calculated route |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1569 | return agent.getPreCalculatedRoute(ingressPortNo, egressPortNo) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1570 | } |
| 1571 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 1572 | //GetWildcardInputPorts filters out the logical port number from the set of logical ports on the device and |
| 1573 | //returns their port numbers. This function is invoked only during flow decomposition where the lock on the logical |
| 1574 | //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] | 1575 | func (agent *LogicalDeviceAgent) GetWildcardInputPorts(excludePort ...uint32) []uint32 { |
| 1576 | lPorts := make([]uint32, 0) |
| 1577 | var exclPort uint32 |
| 1578 | if len(excludePort) == 1 { |
| 1579 | exclPort = excludePort[0] |
| 1580 | } |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1581 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1582 | for _, port := range lDevice.Ports { |
| 1583 | if port.OfpPort.PortNo != exclPort { |
| 1584 | lPorts = append(lPorts, port.OfpPort.PortNo) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 1585 | } |
| 1586 | } |
| 1587 | return lPorts |
| 1588 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1589 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1590 | // GetDeviceRoutes returns device graph |
| 1591 | func (agent *LogicalDeviceAgent) GetDeviceRoutes() *route.DeviceRoutes { |
| 1592 | return agent.deviceRoutes |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1593 | } |
| 1594 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1595 | //rebuildRoutes rebuilds the device routes |
| 1596 | func (agent *LogicalDeviceAgent) buildRoutes(ctx context.Context) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1597 | logger.Debugf("building-routes", log.Fields{"logical-device-id": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1598 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1599 | return err |
| 1600 | } |
| 1601 | defer agent.requestQueue.RequestComplete() |
| 1602 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1603 | if agent.deviceRoutes == nil { |
| 1604 | agent.deviceRoutes = route.NewDeviceRoutes(agent.logicalDeviceID, agent.deviceMgr.GetDevice) |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1605 | } |
| 1606 | // Get all the logical ports on that logical device |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1607 | lDevice := agent.getLogicalDeviceWithoutLock() |
| 1608 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1609 | if err := agent.deviceRoutes.ComputeRoutes(ctx, lDevice.Ports); err != nil { |
| 1610 | return err |
| 1611 | } |
| 1612 | if err := agent.deviceRoutes.Print(); err != nil { |
| 1613 | return err |
| 1614 | } |
| 1615 | |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1616 | return nil |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 1617 | } |
| 1618 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1619 | //updateRoutes updates the device routes |
| 1620 | func (agent *LogicalDeviceAgent) updateRoutes(ctx context.Context, lp *voltha.LogicalPort) error { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1621 | logger.Debugw("updateRoutes", log.Fields{"logicalDeviceId": agent.logicalDeviceID}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1622 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1623 | return err |
| 1624 | } |
| 1625 | defer agent.requestQueue.RequestComplete() |
| 1626 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1627 | if agent.deviceRoutes == nil { |
| 1628 | agent.deviceRoutes = route.NewDeviceRoutes(agent.logicalDeviceID, agent.deviceMgr.GetDevice) |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1629 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1630 | if err := agent.deviceRoutes.AddPort(ctx, lp, agent.logicalDevice.Ports); err != nil { |
| 1631 | return err |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1632 | } |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1633 | if err := agent.deviceRoutes.Print(); err != nil { |
| 1634 | return err |
| 1635 | } |
| 1636 | return nil |
khenaidoo | 0a822f9 | 2019-05-08 15:15:57 -0400 | [diff] [blame] | 1637 | } |
| 1638 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1639 | // 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] | 1640 | func diff(oldList, newList []*voltha.LogicalPort) (newPorts, changedPorts, deletedPorts []*voltha.LogicalPort) { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1641 | newPorts = make([]*voltha.LogicalPort, 0) |
| 1642 | changedPorts = make([]*voltha.LogicalPort, 0) |
| 1643 | deletedPorts = make([]*voltha.LogicalPort, 0) |
| 1644 | for _, o := range oldList { |
| 1645 | found := false |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1646 | for _, n := range newList { |
| 1647 | if o.Id == n.Id { |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1648 | found = true |
| 1649 | break |
| 1650 | } |
| 1651 | } |
| 1652 | if !found { |
| 1653 | deletedPorts = append(deletedPorts, o) |
| 1654 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1655 | } |
| 1656 | for _, n := range newList { |
| 1657 | found := false |
khenaidoo | 2bc4828 | 2019-07-16 18:13:46 -0400 | [diff] [blame] | 1658 | changed := false |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1659 | for _, o := range oldList { |
| 1660 | if o.Id == n.Id { |
khenaidoo | 2bc4828 | 2019-07-16 18:13:46 -0400 | [diff] [blame] | 1661 | changed = !reflect.DeepEqual(o, n) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1662 | found = true |
| 1663 | break |
| 1664 | } |
| 1665 | } |
| 1666 | if !found { |
| 1667 | newPorts = append(newPorts, n) |
| 1668 | } |
khenaidoo | 2bc4828 | 2019-07-16 18:13:46 -0400 | [diff] [blame] | 1669 | if changed { |
| 1670 | changedPorts = append(changedPorts, n) |
| 1671 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1672 | } |
| 1673 | return |
| 1674 | } |
| 1675 | |
| 1676 | // portUpdated is invoked when a port is updated on the logical device. Until |
| 1677 | // the POST_ADD notification is fixed, we will use the logical device to |
| 1678 | // update that data. |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 1679 | func (agent *LogicalDeviceAgent) portUpdated(oldPorts, newPorts []*voltha.LogicalPort) interface{} { |
| 1680 | if reflect.DeepEqual(oldPorts, newPorts) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1681 | logger.Debug("ports-have-not-changed") |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1682 | return nil |
| 1683 | } |
| 1684 | |
| 1685 | // Get the difference between the two list |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 1686 | newPorts, changedPorts, deletedPorts := diff(oldPorts, newPorts) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1687 | |
| 1688 | // Send the port change events to the OF controller |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1689 | for _, newP := range newPorts { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1690 | go agent.ldeviceMgr.grpcNbiHdlr.sendChangeEvent(agent.logicalDeviceID, |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1691 | &ofp.OfpPortStatus{Reason: ofp.OfpPortReason_OFPPR_ADD, Desc: newP.OfpPort}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1692 | } |
| 1693 | for _, change := range changedPorts { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1694 | go agent.ldeviceMgr.grpcNbiHdlr.sendChangeEvent(agent.logicalDeviceID, |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1695 | &ofp.OfpPortStatus{Reason: ofp.OfpPortReason_OFPPR_MODIFY, Desc: change.OfpPort}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1696 | } |
| 1697 | for _, del := range deletedPorts { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1698 | go agent.ldeviceMgr.grpcNbiHdlr.sendChangeEvent(agent.logicalDeviceID, |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1699 | &ofp.OfpPortStatus{Reason: ofp.OfpPortReason_OFPPR_DELETE, Desc: del.OfpPort}) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1700 | } |
| 1701 | |
| 1702 | return nil |
| 1703 | } |
| 1704 | |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1705 | // addNNILogicalPort adds an NNI port to the logical device. It returns a bool representing whether a port has been |
| 1706 | // added and an eror in case a valid error is encountered. If the port was successfully added it will return |
| 1707 | // (true, nil). If the device is not in the correct state it will return (false, nil) as this is a valid |
| 1708 | // scenario. This also applies to the case where the port was already added. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1709 | 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] | 1710 | logger.Debugw("addNNILogicalPort", log.Fields{"NNI": port}) |
Chaitrashree G S | 7849b32 | 2020-03-29 19:25:49 -0400 | [diff] [blame^] | 1711 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1712 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1713 | return false, err |
| 1714 | } |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1715 | if agent.portExist(device, port) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1716 | logger.Debugw("port-already-exist", log.Fields{"port": port}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1717 | agent.requestQueue.RequestComplete() |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1718 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1719 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1720 | agent.requestQueue.RequestComplete() |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1721 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1722 | var portCap *ic.PortCapability |
| 1723 | var err error |
| 1724 | // First get the port capability |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1725 | 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] | 1726 | logger.Errorw("error-retrieving-port-capabilities", log.Fields{"error": err}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1727 | return false, err |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1728 | } |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1729 | |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1730 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1731 | return false, err |
| 1732 | } |
| 1733 | |
| 1734 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1735 | // Double check again if this port has been already added since the getPortCapability could have taken a long time |
| 1736 | if agent.portExist(device, port) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1737 | logger.Debugw("port-already-exist", log.Fields{"port": port}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1738 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1739 | } |
| 1740 | |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1741 | portCap.Port.RootPort = true |
| 1742 | lp := (proto.Clone(portCap.Port)).(*voltha.LogicalPort) |
| 1743 | lp.DeviceId = device.Id |
| 1744 | lp.Id = fmt.Sprintf("nni-%d", port.PortNo) |
| 1745 | lp.OfpPort.PortNo = port.PortNo |
| 1746 | lp.OfpPort.Name = lp.Id |
| 1747 | lp.DevicePortNo = port.PortNo |
| 1748 | |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1749 | ld := agent.getLogicalDeviceWithoutLock() |
| 1750 | |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 1751 | clonedPorts := clonePorts(ld.Ports) |
| 1752 | if clonedPorts == nil { |
| 1753 | clonedPorts = make([]*voltha.LogicalPort, 0) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1754 | } |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 1755 | clonedPorts = append(clonedPorts, lp) |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1756 | |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 1757 | if err = agent.updateLogicalDevicePortsWithoutLock(ctx, ld, clonedPorts); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1758 | logger.Errorw("error-updating-logical-device", log.Fields{"error": err}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1759 | return false, err |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1760 | } |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1761 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1762 | // Update the device routes with this new logical port |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1763 | clonedLP := (proto.Clone(lp)).(*voltha.LogicalPort) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1764 | go func() { |
| 1765 | if err := agent.updateRoutes(context.Background(), clonedLP); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1766 | 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] | 1767 | } |
| 1768 | }() |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1769 | |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1770 | return true, nil |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1771 | } |
| 1772 | |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 1773 | func (agent *LogicalDeviceAgent) portExist(device *voltha.Device, port *voltha.Port) bool { |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1774 | ldevice := agent.getLogicalDeviceWithoutLock() |
| 1775 | for _, lPort := range ldevice.Ports { |
| 1776 | if lPort.DeviceId == device.Id && lPort.DevicePortNo == port.PortNo && lPort.Id == port.Label { |
| 1777 | return true |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1778 | } |
| 1779 | } |
| 1780 | return false |
| 1781 | } |
| 1782 | |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1783 | // addUNILogicalPort adds an UNI port to the logical device. It returns a bool representing whether a port has been |
| 1784 | // added and an eror in case a valid error is encountered. If the port was successfully added it will return |
| 1785 | // (true, nil). If the device is not in the correct state it will return (false, nil) as this is a valid |
| 1786 | // scenario. This also applies to the case where the port was already added. |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1787 | 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] | 1788 | logger.Debugw("addUNILogicalPort", log.Fields{"port": port}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1789 | if childDevice.AdminState != voltha.AdminState_ENABLED || childDevice.OperStatus != voltha.OperStatus_ACTIVE { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1790 | 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] | 1791 | return false, nil |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1792 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1793 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1794 | return false, err |
| 1795 | } |
| 1796 | |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1797 | if agent.portExist(childDevice, port) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1798 | logger.Debugw("port-already-exist", log.Fields{"port": port}) |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1799 | agent.requestQueue.RequestComplete() |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1800 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1801 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1802 | agent.requestQueue.RequestComplete() |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1803 | var portCap *ic.PortCapability |
| 1804 | var err error |
| 1805 | // First get the port capability |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1806 | 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] | 1807 | logger.Errorw("error-retrieving-port-capabilities", log.Fields{"error": err}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1808 | return false, err |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1809 | } |
khenaidoo | 442e7c7 | 2020-03-10 16:13:48 -0400 | [diff] [blame] | 1810 | if err := agent.requestQueue.WaitForGreenLight(ctx); err != nil { |
| 1811 | return false, err |
| 1812 | } |
| 1813 | defer agent.requestQueue.RequestComplete() |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1814 | // Double check again if this port has been already added since the getPortCapability could have taken a long time |
| 1815 | if agent.portExist(childDevice, port) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1816 | logger.Debugw("port-already-exist", log.Fields{"port": port}) |
khenaidoo | 8f47419 | 2019-04-03 17:20:44 -0400 | [diff] [blame] | 1817 | return false, nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 1818 | } |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1819 | // Get stored logical device |
khenaidoo | 6e55d9e | 2019-12-12 18:26:26 -0500 | [diff] [blame] | 1820 | ldevice := agent.getLogicalDeviceWithoutLock() |
| 1821 | |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1822 | logger.Debugw("adding-uni", log.Fields{"deviceId": childDevice.Id}) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1823 | portCap.Port.RootPort = false |
| 1824 | portCap.Port.Id = port.Label |
| 1825 | portCap.Port.OfpPort.PortNo = port.PortNo |
| 1826 | portCap.Port.DeviceId = childDevice.Id |
| 1827 | portCap.Port.DevicePortNo = port.PortNo |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 1828 | clonedPorts := clonePorts(ldevice.Ports) |
| 1829 | if clonedPorts == nil { |
| 1830 | clonedPorts = make([]*voltha.LogicalPort, 0) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1831 | } |
Kent Hagerman | d9cc2e9 | 2019-11-04 13:28:15 -0500 | [diff] [blame] | 1832 | clonedPorts = append(clonedPorts, portCap.Port) |
| 1833 | if err := agent.updateLogicalDevicePortsWithoutLock(ctx, ldevice, clonedPorts); err != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1834 | return false, err |
| 1835 | } |
| 1836 | // Update the device graph with this new logical port |
| 1837 | clonedLP := (proto.Clone(portCap.Port)).(*voltha.LogicalPort) |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1838 | |
| 1839 | go func() { |
| 1840 | if err := agent.updateRoutes(context.Background(), clonedLP); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1841 | 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] | 1842 | } |
| 1843 | }() |
| 1844 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1845 | return true, nil |
khenaidoo | fc1314d | 2019-03-14 09:34:21 -0400 | [diff] [blame] | 1846 | } |
| 1847 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1848 | func (agent *LogicalDeviceAgent) packetOut(ctx context.Context, packet *ofp.OfpPacketOut) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1849 | logger.Debugw("packet-out", log.Fields{ |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 1850 | "packet": hex.EncodeToString(packet.Data), |
| 1851 | "inPort": packet.GetInPort(), |
| 1852 | }) |
khenaidoo | 68c930b | 2019-05-13 11:46:51 -0400 | [diff] [blame] | 1853 | outPort := fu.GetPacketOutPort(packet) |
khenaidoo | fdbad6e | 2018-11-06 22:26:38 -0500 | [diff] [blame] | 1854 | //frame := packet.GetData() |
| 1855 | //TODO: Use a channel between the logical agent and the device agent |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame] | 1856 | if err := agent.deviceMgr.packetOut(ctx, agent.rootDeviceID, outPort, packet); err != nil { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1857 | logger.Error("packetout-failed", log.Fields{"logicalDeviceID": agent.rootDeviceID}) |
khenaidoo | ca30132 | 2019-01-09 23:06:32 -0500 | [diff] [blame] | 1858 | } |
khenaidoo | fdbad6e | 2018-11-06 22:26:38 -0500 | [diff] [blame] | 1859 | } |
| 1860 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1861 | func (agent *LogicalDeviceAgent) packetIn(port uint32, transactionID string, packet []byte) { |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1862 | logger.Debugw("packet-in", log.Fields{ |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 1863 | "port": port, |
| 1864 | "packet": hex.EncodeToString(packet), |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1865 | "transactionId": transactionID, |
Matteo Scandolo | 360605d | 2019-11-05 18:29:17 -0800 | [diff] [blame] | 1866 | }) |
khenaidoo | 68c930b | 2019-05-13 11:46:51 -0400 | [diff] [blame] | 1867 | packetIn := fu.MkPacketIn(port, packet) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 1868 | agent.ldeviceMgr.grpcNbiHdlr.sendPacketIn(agent.logicalDeviceID, transactionID, packetIn) |
Girish Kumar | f56a468 | 2020-03-20 20:07:46 +0000 | [diff] [blame] | 1869 | logger.Debugw("sending-packet-in", log.Fields{"packet": hex.EncodeToString(packetIn.Data)}) |
khenaidoo | fdbad6e | 2018-11-06 22:26:38 -0500 | [diff] [blame] | 1870 | } |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1871 | |
| 1872 | func (agent *LogicalDeviceAgent) addLogicalPortToMap(portNo uint32, nniPort bool) { |
| 1873 | agent.lockLogicalPortsNo.Lock() |
| 1874 | defer agent.lockLogicalPortsNo.Unlock() |
| 1875 | if exist := agent.logicalPortsNo[portNo]; !exist { |
| 1876 | agent.logicalPortsNo[portNo] = nniPort |
| 1877 | } |
| 1878 | } |
| 1879 | |
khenaidoo | 820197c | 2020-02-13 16:35:33 -0500 | [diff] [blame] | 1880 | func (agent *LogicalDeviceAgent) deleteLogicalPortsFromMap(portsNo []uint32) { |
| 1881 | agent.lockLogicalPortsNo.Lock() |
| 1882 | defer agent.lockLogicalPortsNo.Unlock() |
| 1883 | for _, pNo := range portsNo { |
| 1884 | delete(agent.logicalPortsNo, pNo) |
| 1885 | } |
| 1886 | } |
| 1887 | |
khenaidoo | 3d3b8c2 | 2019-05-22 18:10:39 -0400 | [diff] [blame] | 1888 | func (agent *LogicalDeviceAgent) addLogicalPortsToMap(lps []*voltha.LogicalPort) { |
| 1889 | agent.lockLogicalPortsNo.Lock() |
| 1890 | defer agent.lockLogicalPortsNo.Unlock() |
| 1891 | for _, lp := range lps { |
| 1892 | if exist := agent.logicalPortsNo[lp.DevicePortNo]; !exist { |
| 1893 | agent.logicalPortsNo[lp.DevicePortNo] = lp.RootPort |
| 1894 | } |
| 1895 | } |
| 1896 | } |
| 1897 | |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 1898 | func (agent *LogicalDeviceAgent) isNNIPort(portNo uint32) bool { |
| 1899 | agent.lockLogicalPortsNo.RLock() |
| 1900 | defer agent.lockLogicalPortsNo.RUnlock() |
| 1901 | if exist := agent.logicalPortsNo[portNo]; exist { |
| 1902 | return agent.logicalPortsNo[portNo] |
| 1903 | } |
| 1904 | return false |
| 1905 | } |
| 1906 | |
| 1907 | func (agent *LogicalDeviceAgent) getFirstNNIPort() (uint32, error) { |
| 1908 | agent.lockLogicalPortsNo.RLock() |
| 1909 | defer agent.lockLogicalPortsNo.RUnlock() |
| 1910 | for portNo, nni := range agent.logicalPortsNo { |
| 1911 | if nni { |
| 1912 | return portNo, nil |
| 1913 | } |
| 1914 | } |
| 1915 | return 0, status.Error(codes.NotFound, "No NNI port found") |
| 1916 | } |
Esin Karaman | 09959ae | 2019-11-29 13:59:58 +0000 | [diff] [blame] | 1917 | |
| 1918 | //GetNNIPorts returns NNI ports. |
| 1919 | func (agent *LogicalDeviceAgent) GetNNIPorts() []uint32 { |
| 1920 | agent.lockLogicalPortsNo.RLock() |
| 1921 | defer agent.lockLogicalPortsNo.RUnlock() |
| 1922 | nniPorts := make([]uint32, 0) |
| 1923 | for portNo, nni := range agent.logicalPortsNo { |
| 1924 | if nni { |
| 1925 | nniPorts = append(nniPorts, portNo) |
| 1926 | } |
| 1927 | } |
| 1928 | return nniPorts |
| 1929 | } |