khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -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 | */ |
| 16 | package graph |
| 17 | |
| 18 | import ( |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame^] | 19 | "context" |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 20 | "errors" |
| 21 | "fmt" |
serkant.uluderya | 2ae470f | 2020-01-21 11:13:09 -0800 | [diff] [blame] | 22 | "github.com/opencord/voltha-protos/v3/go/openflow_13" |
| 23 | "github.com/opencord/voltha-protos/v3/go/voltha" |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 24 | "github.com/stretchr/testify/assert" |
khenaidoo | cfe03b9 | 2019-06-03 20:06:31 -0400 | [diff] [blame] | 25 | "math/rand" |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 26 | "strconv" |
| 27 | "strings" |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 28 | "sync" |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 29 | "testing" |
| 30 | "time" |
| 31 | ) |
| 32 | |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 33 | var ( |
| 34 | ld voltha.LogicalDevice |
| 35 | olt voltha.Device |
| 36 | onus map[int][]voltha.Device |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 37 | logicalDeviceID string |
| 38 | oltDeviceID string |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 39 | numCalled int |
| 40 | lock sync.RWMutex |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 41 | ) |
| 42 | |
| 43 | func init() { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 44 | logicalDeviceID = "ld" |
| 45 | oltDeviceID = "olt" |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 46 | lock = sync.RWMutex{} |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 47 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 48 | |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 49 | func setupDevices(numNNIPort, numPonPortOnOlt, numOnuPerOltPonPort, numUniPerOnu int) { |
| 50 | // Create the OLT and add the NNI ports |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 51 | olt = voltha.Device{Id: oltDeviceID, ParentId: logicalDeviceID} |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 52 | olt.Ports = make([]*voltha.Port, 0) |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 53 | for nniPort := 1; nniPort < numNNIPort+1; nniPort++ { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 54 | p := voltha.Port{PortNo: uint32(nniPort), DeviceId: oltDeviceID, Type: voltha.Port_ETHERNET_NNI} |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 55 | olt.Ports = append(olt.Ports, &p) |
| 56 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 57 | |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 58 | // Create the ONUs and associate them with the OLT |
| 59 | onus = make(map[int][]voltha.Device) |
| 60 | for pPortNo := numNNIPort + 1; pPortNo < numPonPortOnOlt+numNNIPort+1; pPortNo++ { |
| 61 | onusOnPon := make([]voltha.Device, 0) |
| 62 | var onu voltha.Device |
| 63 | oltPeerPort := uint32(pPortNo) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 64 | oltPonPort := voltha.Port{PortNo: uint32(pPortNo), DeviceId: oltDeviceID, Type: voltha.Port_PON_OLT} |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 65 | oltPonPort.Peers = make([]*voltha.Port_PeerPort, 0) |
| 66 | for i := 0; i < numOnuPerOltPonPort; i++ { |
| 67 | id := fmt.Sprintf("%d-onu-%d", pPortNo, i) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 68 | onu = voltha.Device{Id: id, ParentId: oltDeviceID, ParentPortNo: uint32(pPortNo)} |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 69 | ponPort := voltha.Port{PortNo: 1, DeviceId: onu.Id, Type: voltha.Port_PON_ONU} |
| 70 | ponPort.Peers = make([]*voltha.Port_PeerPort, 0) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 71 | peerPort := voltha.Port_PeerPort{DeviceId: oltDeviceID, PortNo: oltPeerPort} |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 72 | ponPort.Peers = append(ponPort.Peers, &peerPort) |
| 73 | onu.Ports = make([]*voltha.Port, 0) |
| 74 | onu.Ports = append(onu.Ports, &ponPort) |
| 75 | for j := 2; j < numUniPerOnu+2; j++ { |
| 76 | uniPort := voltha.Port{PortNo: uint32(j), DeviceId: onu.Id, Type: voltha.Port_ETHERNET_UNI} |
| 77 | onu.Ports = append(onu.Ports, &uniPort) |
| 78 | } |
| 79 | onusOnPon = append(onusOnPon, onu) |
| 80 | oltPeerPort := voltha.Port_PeerPort{DeviceId: onu.Id, PortNo: 1} |
| 81 | oltPonPort.Peers = append(oltPonPort.Peers, &oltPeerPort) |
| 82 | } |
| 83 | onus[pPortNo] = onusOnPon |
| 84 | olt.Ports = append(olt.Ports, &oltPonPort) |
| 85 | } |
| 86 | |
| 87 | // Create the logical device |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 88 | ld = voltha.LogicalDevice{Id: logicalDeviceID} |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 89 | ld.Ports = make([]*voltha.LogicalPort, 0) |
| 90 | ofpPortNo := 1 |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 91 | var id string |
| 92 | //Add olt NNI ports |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 93 | for i, port := range olt.Ports { |
| 94 | if port.Type == voltha.Port_ETHERNET_NNI { |
| 95 | id = fmt.Sprintf("nni-%d", i) |
| 96 | lp := voltha.LogicalPort{Id: id, DeviceId: olt.Id, DevicePortNo: port.PortNo, OfpPort: &openflow_13.OfpPort{PortNo: uint32(ofpPortNo)}, RootPort: true} |
| 97 | ld.Ports = append(ld.Ports, &lp) |
| 98 | ofpPortNo = ofpPortNo + 1 |
| 99 | } |
| 100 | } |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 101 | //Add onu UNI ports |
| 102 | for _, onusOnPort := range onus { |
| 103 | for _, onu := range onusOnPort { |
| 104 | for j, port := range onu.Ports { |
| 105 | if port.Type == voltha.Port_ETHERNET_UNI { |
| 106 | id = fmt.Sprintf("%s:uni-%d", onu.Id, j) |
| 107 | lp := voltha.LogicalPort{Id: id, DeviceId: onu.Id, DevicePortNo: port.PortNo, OfpPort: &openflow_13.OfpPort{PortNo: uint32(ofpPortNo)}, RootPort: false} |
| 108 | ld.Ports = append(ld.Ports, &lp) |
| 109 | ofpPortNo = ofpPortNo + 1 |
| 110 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 111 | } |
| 112 | } |
| 113 | } |
| 114 | } |
| 115 | |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame^] | 116 | func GetDeviceHelper(_ context.Context, id string) (*voltha.Device, error) { |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 117 | lock.Lock() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 118 | numCalled++ |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 119 | lock.Unlock() |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 120 | if id == "olt" { |
| 121 | return &olt, nil |
| 122 | } |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 123 | // Extract the olt pon port from the id ("<ponport>-onu-<onu number>") |
| 124 | res := strings.Split(id, "-") |
| 125 | if len(res) == 3 { |
| 126 | if ponPort, err := strconv.Atoi(res[0]); err == nil { |
| 127 | for _, onu := range onus[ponPort] { |
| 128 | if onu.Id == id { |
| 129 | return &onu, nil |
| 130 | } |
| 131 | } |
| 132 | |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 133 | } |
| 134 | } |
| 135 | return nil, errors.New("Not-found") |
| 136 | } |
| 137 | |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 138 | func TestGetRoutesOneShot(t *testing.T) { |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 139 | numNNIPort := 1 |
| 140 | numPonPortOnOlt := 1 |
| 141 | numOnuPerOltPonPort := 64 |
| 142 | numUniPerOnu := 1 |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 143 | |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 144 | setupDevices(numNNIPort, numPonPortOnOlt, numOnuPerOltPonPort, numUniPerOnu) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 145 | getDevice := GetDeviceHelper |
| 146 | |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 147 | fmt.Println(fmt.Sprintf("Test: Computing all routes. LogicalPorts:%d, NNI:%d, Pon/OLT:%d, ONU/Pon:%d, Uni/Onu:%d", len(ld.Ports), numNNIPort, numPonPortOnOlt, numOnuPerOltPonPort, numUniPerOnu)) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 148 | // Create a device graph and computes Routes |
| 149 | start := time.Now() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 150 | dg := NewDeviceGraph(logicalDeviceID, getDevice) |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame^] | 151 | dg.ComputeRoutes(context.Background(), ld.Ports) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 152 | assert.NotNil(t, dg.GGraph) |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 153 | fmt.Println(fmt.Sprintf("Total Time:%dms Total Routes:%d", time.Since(start)/time.Millisecond, len(dg.Routes))) |
| 154 | assert.EqualValues(t, (2 * numNNIPort * numPonPortOnOlt * numOnuPerOltPonPort * numUniPerOnu), len(dg.Routes)) |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 155 | } |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 156 | |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 157 | func TestGetRoutesPerPort(t *testing.T) { |
| 158 | numNNIPort := 1 |
| 159 | numPonPortOnOlt := 1 |
| 160 | numOnuPerOltPonPort := 64 |
| 161 | numUniPerOnu := 1 |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 162 | |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 163 | setupDevices(numNNIPort, numPonPortOnOlt, numOnuPerOltPonPort, numUniPerOnu) |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 164 | getDevice := GetDeviceHelper |
| 165 | |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 166 | fmt.Println(fmt.Sprintf("Test: Compute routes per port. LogicalPorts:%d, NNI:%d, Pon/OLT:%d, ONU/Pon:%d, Uni/Onu:%d", len(ld.Ports), numNNIPort, numPonPortOnOlt, numOnuPerOltPonPort, numUniPerOnu)) |
| 167 | |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 168 | // Create a device graph and computes Routes |
| 169 | start := time.Now() |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 170 | var pt time.Time |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 171 | dg := NewDeviceGraph(logicalDeviceID, getDevice) |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 172 | for k, lp := range ld.Ports { |
| 173 | if k == len(ld.Ports)-1 { |
| 174 | pt = time.Now() |
| 175 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame^] | 176 | dg.AddPort(context.Background(), lp) |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 177 | } |
khenaidoo | 910204f | 2019-04-08 17:56:40 -0400 | [diff] [blame] | 178 | assert.NotNil(t, dg.GGraph) |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 179 | fmt.Println(fmt.Sprintf("Total Time:%dms. Total Routes:%d. LastPort_Time:%dms", time.Since(start)/time.Millisecond, len(dg.Routes), time.Since(pt)/time.Millisecond)) |
| 180 | assert.EqualValues(t, (2 * numNNIPort * numPonPortOnOlt * numOnuPerOltPonPort * numUniPerOnu), len(dg.Routes)) |
| 181 | } |
| 182 | |
| 183 | func TestGetRoutesPerPortMultipleUNIs(t *testing.T) { |
| 184 | numNNIPort := 1 |
| 185 | numPonPortOnOlt := 1 |
| 186 | numOnuPerOltPonPort := 64 |
| 187 | numUniPerOnu := 5 |
| 188 | |
| 189 | setupDevices(numNNIPort, numPonPortOnOlt, numOnuPerOltPonPort, numUniPerOnu) |
| 190 | getDevice := GetDeviceHelper |
| 191 | |
| 192 | fmt.Println(fmt.Sprintf("Test: Compute routes per port - multiple UNIs. LogicalPorts:%d, NNI:%d, Pon/OLT:%d, ONU/Pon:%d, Uni/Onu:%d", len(ld.Ports), numNNIPort, numPonPortOnOlt, numOnuPerOltPonPort, numUniPerOnu)) |
| 193 | |
| 194 | // Create a device graph and computes Routes |
| 195 | start := time.Now() |
| 196 | var pt time.Time |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 197 | dg := NewDeviceGraph(logicalDeviceID, getDevice) |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 198 | for k, lp := range ld.Ports { |
| 199 | if k == len(ld.Ports)-1 { |
| 200 | pt = time.Now() |
| 201 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame^] | 202 | dg.AddPort(context.Background(), lp) |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 203 | } |
| 204 | assert.NotNil(t, dg.GGraph) |
| 205 | fmt.Println(fmt.Sprintf("Total Time:%dms. Total Routes:%d. LastPort_Time:%dms", time.Since(start)/time.Millisecond, len(dg.Routes), time.Since(pt)/time.Millisecond)) |
| 206 | assert.EqualValues(t, (2 * numNNIPort * numPonPortOnOlt * numOnuPerOltPonPort * numUniPerOnu), len(dg.Routes)) |
| 207 | } |
| 208 | |
| 209 | func TestGetRoutesPerPortNoUNI(t *testing.T) { |
| 210 | numNNIPort := 1 |
| 211 | numPonPortOnOlt := 1 |
| 212 | numOnuPerOltPonPort := 1 |
| 213 | numUniPerOnu := 0 |
| 214 | |
| 215 | setupDevices(numNNIPort, numPonPortOnOlt, numOnuPerOltPonPort, numUniPerOnu) |
| 216 | getDevice := GetDeviceHelper |
| 217 | assert.EqualValues(t, 1, len(ld.Ports)) |
| 218 | |
| 219 | fmt.Println(fmt.Sprintf("Test: Compute routes per port - no UNI. LogicalPorts:%d, NNI:%d, Pon/OLT:%d, ONU/Pon:%d, Uni/Onu:%d", len(ld.Ports), numNNIPort, numPonPortOnOlt, numOnuPerOltPonPort, numUniPerOnu)) |
| 220 | |
| 221 | // Create a device graph and computes Routes |
| 222 | start := time.Now() |
| 223 | var pt time.Time |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 224 | dg := NewDeviceGraph(logicalDeviceID, getDevice) |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 225 | for k, lp := range ld.Ports { |
| 226 | if k == len(ld.Ports)-1 { |
| 227 | pt = time.Now() |
| 228 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame^] | 229 | dg.AddPort(context.Background(), lp) |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 230 | } |
| 231 | assert.NotNil(t, dg.GGraph) |
| 232 | fmt.Println(fmt.Sprintf("Total Time:%dms. Total Routes:%d. LastPort_Time:%dms", time.Since(start)/time.Millisecond, len(dg.Routes), time.Since(pt)/time.Millisecond)) |
| 233 | assert.EqualValues(t, 0, len(dg.Routes)) |
| 234 | } |
| 235 | |
| 236 | func TestGetRoutesPerPortNoONU(t *testing.T) { |
| 237 | numNNIPort := 1 |
| 238 | numPonPortOnOlt := 1 |
| 239 | numOnuPerOltPonPort := 0 |
| 240 | numUniPerOnu := 0 |
| 241 | |
| 242 | setupDevices(numNNIPort, numPonPortOnOlt, numOnuPerOltPonPort, numUniPerOnu) |
| 243 | getDevice := GetDeviceHelper |
| 244 | assert.EqualValues(t, 1, len(ld.Ports)) |
| 245 | |
| 246 | fmt.Println(fmt.Sprintf("Test: Compute routes per port - no ONU. LogicalPorts:%d, NNI:%d, Pon/OLT:%d, ONU/Pon:%d, Uni/Onu:%d", len(ld.Ports), numNNIPort, numPonPortOnOlt, numOnuPerOltPonPort, numUniPerOnu)) |
| 247 | |
| 248 | // Create a device graph and computes Routes |
| 249 | start := time.Now() |
| 250 | var pt time.Time |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 251 | dg := NewDeviceGraph(logicalDeviceID, getDevice) |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 252 | for k, lp := range ld.Ports { |
| 253 | if k == len(ld.Ports)-1 { |
| 254 | pt = time.Now() |
| 255 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame^] | 256 | dg.AddPort(context.Background(), lp) |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 257 | } |
| 258 | assert.NotNil(t, dg.GGraph) |
| 259 | fmt.Println(fmt.Sprintf("Total Time:%dms. Total Routes:%d. LastPort_Time:%dms", time.Since(start)/time.Millisecond, len(dg.Routes), time.Since(pt)/time.Millisecond)) |
| 260 | assert.EqualValues(t, 0, len(dg.Routes)) |
| 261 | } |
| 262 | |
| 263 | func TestGetRoutesPerPortNoNNI(t *testing.T) { |
| 264 | numNNIPort := 0 |
| 265 | numPonPortOnOlt := 1 |
| 266 | numOnuPerOltPonPort := 1 |
| 267 | numUniPerOnu := 1 |
| 268 | |
| 269 | setupDevices(numNNIPort, numPonPortOnOlt, numOnuPerOltPonPort, numUniPerOnu) |
| 270 | getDevice := GetDeviceHelper |
| 271 | assert.EqualValues(t, 1, len(ld.Ports)) |
| 272 | |
| 273 | fmt.Println(fmt.Sprintf("Test: Compute routes per port - no NNI. LogicalPorts:%d, NNI:%d, Pon/OLT:%d, ONU/Pon:%d, Uni/Onu:%d", len(ld.Ports), numNNIPort, numPonPortOnOlt, numOnuPerOltPonPort, numUniPerOnu)) |
| 274 | |
| 275 | // Create a device graph and computes Routes |
| 276 | start := time.Now() |
| 277 | var pt time.Time |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 278 | dg := NewDeviceGraph(logicalDeviceID, getDevice) |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 279 | for k, lp := range ld.Ports { |
| 280 | if k == len(ld.Ports)-1 { |
| 281 | pt = time.Now() |
| 282 | } |
npujar | 467fe75 | 2020-01-16 20:17:45 +0530 | [diff] [blame^] | 283 | dg.AddPort(context.Background(), lp) |
khenaidoo | f934a1e | 2019-05-01 21:44:09 -0400 | [diff] [blame] | 284 | } |
| 285 | assert.NotNil(t, dg.GGraph) |
| 286 | fmt.Println(fmt.Sprintf("Total Time:%dms. Total Routes:%d. LastPort_Time:%dms", time.Since(start)/time.Millisecond, len(dg.Routes), time.Since(pt)/time.Millisecond)) |
| 287 | assert.EqualValues(t, 0, len(dg.Routes)) |
khenaidoo | 89b0e94 | 2018-10-21 21:11:33 -0400 | [diff] [blame] | 288 | } |
khenaidoo | cfe03b9 | 2019-06-03 20:06:31 -0400 | [diff] [blame] | 289 | |
| 290 | func TestReverseRoute(t *testing.T) { |
| 291 | // Test the typical use case - 2 hops in a route |
| 292 | route := make([]RouteHop, 2) |
| 293 | route[0].DeviceID = "d1" |
| 294 | route[0].Ingress = 1 |
| 295 | route[0].Egress = 2 |
| 296 | route[1].DeviceID = "d2" |
| 297 | route[1].Ingress = 10 |
| 298 | route[1].Egress = 15 |
| 299 | |
| 300 | reverseRoute := getReverseRoute(route) |
| 301 | assert.Equal(t, 2, len(reverseRoute)) |
| 302 | assert.Equal(t, "d2", reverseRoute[0].DeviceID) |
| 303 | assert.Equal(t, "d1", reverseRoute[1].DeviceID) |
| 304 | assert.Equal(t, uint32(15), reverseRoute[0].Ingress) |
| 305 | assert.Equal(t, uint32(10), reverseRoute[0].Egress) |
| 306 | assert.Equal(t, uint32(2), reverseRoute[1].Ingress) |
| 307 | assert.Equal(t, uint32(1), reverseRoute[1].Egress) |
| 308 | |
| 309 | fmt.Println("Reverse of two hops successful.") |
| 310 | |
| 311 | //Test 3 hops in a route |
| 312 | route = make([]RouteHop, 3) |
| 313 | route[0].DeviceID = "d1" |
| 314 | route[0].Ingress = 1 |
| 315 | route[0].Egress = 2 |
| 316 | route[1].DeviceID = "d2" |
| 317 | route[1].Ingress = 10 |
| 318 | route[1].Egress = 15 |
| 319 | route[2].DeviceID = "d3" |
| 320 | route[2].Ingress = 20 |
| 321 | route[2].Egress = 25 |
| 322 | reverseRoute = getReverseRoute(route) |
| 323 | assert.Equal(t, 3, len(reverseRoute)) |
| 324 | assert.Equal(t, "d3", reverseRoute[0].DeviceID) |
| 325 | assert.Equal(t, "d2", reverseRoute[1].DeviceID) |
| 326 | assert.Equal(t, "d1", reverseRoute[2].DeviceID) |
| 327 | assert.Equal(t, uint32(25), reverseRoute[0].Ingress) |
| 328 | assert.Equal(t, uint32(20), reverseRoute[0].Egress) |
| 329 | assert.Equal(t, uint32(15), reverseRoute[1].Ingress) |
| 330 | assert.Equal(t, uint32(10), reverseRoute[1].Egress) |
| 331 | assert.Equal(t, uint32(2), reverseRoute[2].Ingress) |
| 332 | assert.Equal(t, uint32(1), reverseRoute[2].Egress) |
| 333 | |
| 334 | fmt.Println("Reverse of three hops successful.") |
| 335 | |
| 336 | // Test any number of hops in a route |
| 337 | numRoutes := rand.Intn(100) |
| 338 | route = make([]RouteHop, numRoutes) |
| 339 | deviceIds := make([]string, numRoutes) |
| 340 | ingressNos := make([]uint32, numRoutes) |
| 341 | egressNos := make([]uint32, numRoutes) |
| 342 | for i := 0; i < numRoutes; i++ { |
| 343 | deviceIds[i] = fmt.Sprintf("d-%d", i) |
| 344 | ingressNos[i] = rand.Uint32() |
| 345 | egressNos[i] = rand.Uint32() |
| 346 | } |
| 347 | for i := 0; i < numRoutes; i++ { |
| 348 | route[i].DeviceID = deviceIds[i] |
| 349 | route[i].Ingress = ingressNos[i] |
| 350 | route[i].Egress = egressNos[i] |
| 351 | } |
| 352 | reverseRoute = getReverseRoute(route) |
| 353 | assert.Equal(t, numRoutes, len(reverseRoute)) |
| 354 | for i, j := 0, numRoutes-1; j >= 0; i, j = i+1, j-1 { |
| 355 | assert.Equal(t, deviceIds[j], reverseRoute[i].DeviceID) |
| 356 | assert.Equal(t, egressNos[j], reverseRoute[i].Ingress) |
| 357 | assert.Equal(t, ingressNos[j], reverseRoute[i].Egress) |
| 358 | } |
| 359 | |
| 360 | fmt.Println(fmt.Sprintf("Reverse of %d hops successful.", numRoutes)) |
| 361 | |
| 362 | reverseOfReverse := getReverseRoute(reverseRoute) |
| 363 | assert.Equal(t, route, reverseOfReverse) |
| 364 | fmt.Println("Reverse of reverse successful.") |
| 365 | } |