go.ligato.io/vpp-agent/v3@v3.5.0/tests/integration/vpp/140_teib_test.go (about)

     1  //  Copyright (c) 2020 Cisco and/or its affiliates.
     2  //
     3  //  Licensed under the Apache License, Version 2.0 (the "License");
     4  //  you may not use this file except in compliance with the License.
     5  //  You may obtain a copy of the License at:
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  //  Unless required by applicable law or agreed to in writing, software
    10  //  distributed under the License is distributed on an "AS IS" BASIS,
    11  //  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  //  See the License for the specific language governing permissions and
    13  //  limitations under the License.
    14  
    15  package vpp
    16  
    17  import (
    18  	"context"
    19  	"testing"
    20  
    21  	"go.ligato.io/cn-infra/v2/logging/logrus"
    22  
    23  	netalloc_mock "go.ligato.io/vpp-agent/v3/plugins/netalloc/mock"
    24  	"go.ligato.io/vpp-agent/v3/plugins/vpp/ifplugin/ifaceidx"
    25  	ifplugin_vppcalls "go.ligato.io/vpp-agent/v3/plugins/vpp/ifplugin/vppcalls"
    26  	l3plugin_vppcalls "go.ligato.io/vpp-agent/v3/plugins/vpp/l3plugin/vppcalls"
    27  	"go.ligato.io/vpp-agent/v3/plugins/vpp/l3plugin/vrfidx"
    28  	l3 "go.ligato.io/vpp-agent/v3/proto/ligato/vpp/l3"
    29  
    30  	_ "go.ligato.io/vpp-agent/v3/plugins/vpp/ifplugin"
    31  )
    32  
    33  func TestTeib(t *testing.T) {
    34  	ctx := setupVPP(t)
    35  	defer ctx.teardownVPP()
    36  
    37  	release := ctx.versionInfo.Release()
    38  	if release < "20.05" {
    39  		t.Skipf("TEIB: skipped for VPP < 20.05 (%s)", release)
    40  	}
    41  
    42  	ifIndexes := ifaceidx.NewIfaceIndex(logrus.NewLogger("test-if"), "test-if")
    43  	vrfIndexes := vrfidx.NewVRFIndex(logrus.NewLogger("test-vrf"), "test-vrf")
    44  	l3Handler := l3plugin_vppcalls.CompatibleL3VppHandler(ctx.vppClient, ifIndexes, vrfIndexes,
    45  		netalloc_mock.NewMockNetAlloc(), logrus.NewLogger("test-l3"))
    46  
    47  	ifHandler := ifplugin_vppcalls.CompatibleInterfaceVppHandler(ctx.vppClient, logrus.NewLogger("test-if"))
    48  
    49  	tests := []struct {
    50  		name       string
    51  		teib       *l3.TeibEntry
    52  		shouldFail bool
    53  	}{
    54  		{
    55  			name: "Create TEIB entry (IPv4)",
    56  			teib: &l3.TeibEntry{
    57  				Interface:   "if0",
    58  				PeerAddr:    "20.30.40.50",
    59  				NextHopAddr: "50.40.30.20",
    60  			},
    61  			shouldFail: false,
    62  		},
    63  		{
    64  			name: "Create TEIB entry (IPv6)",
    65  			teib: &l3.TeibEntry{
    66  				Interface:   "if1",
    67  				PeerAddr:    "2001:db8:0:1:1:1:1:1",
    68  				NextHopAddr: "2002:db8:0:1:1:1:1:1",
    69  			},
    70  			shouldFail: false,
    71  		},
    72  		{
    73  			name: "Create TEIB entry with no peer IP",
    74  			teib: &l3.TeibEntry{
    75  				Interface:   "if2",
    76  				NextHopAddr: "50.40.30.20",
    77  			},
    78  			shouldFail: true,
    79  		},
    80  		{
    81  			name: "Create TEIB entry with no next hop IP",
    82  			teib: &l3.TeibEntry{
    83  				Interface: "if3",
    84  				PeerAddr:  "20.30.40.50",
    85  			},
    86  			shouldFail: true,
    87  		},
    88  	}
    89  	for _, test := range tests {
    90  		t.Run(test.name, func(t *testing.T) {
    91  			ifIdx, err := ifHandler.AddLoopbackInterface(test.teib.Interface)
    92  			if err != nil {
    93  				t.Fatalf("creating interface failed: %v", err)
    94  			}
    95  			ifIndexes.Put(test.teib.Interface, &ifaceidx.IfaceMetadata{SwIfIndex: ifIdx})
    96  
    97  			err = l3Handler.VppAddTeibEntry(context.Background(), test.teib)
    98  			if err != nil {
    99  				if test.shouldFail {
   100  					return
   101  				}
   102  				t.Fatalf("create TEIB entry failed: %v\n", err)
   103  			} else {
   104  				if test.shouldFail {
   105  					t.Fatal("create TEIB entry must fail, but it's not")
   106  				}
   107  			}
   108  
   109  			entries, err := l3Handler.DumpTeib()
   110  			if err != nil {
   111  				t.Fatalf("dump TEIB entries failed: %v\n", err)
   112  			}
   113  			if len(entries) == 0 {
   114  				t.Fatalf("no TEIB entries dumped")
   115  			}
   116  
   117  			if entries[0].VrfId != test.teib.VrfId {
   118  				t.Fatalf("expected VrfId <%v>, got: <%v>", test.teib.VrfId, entries[0].VrfId)
   119  			}
   120  			if entries[0].Interface != test.teib.Interface {
   121  				t.Fatalf("expected Interface <%v>, got: <%v>", test.teib.Interface, entries[0].Interface)
   122  			}
   123  			if entries[0].PeerAddr != test.teib.PeerAddr {
   124  				t.Fatalf("expected PeerAddr <%s>, got: <%s>", test.teib.PeerAddr, entries[0].PeerAddr)
   125  			}
   126  			if entries[0].NextHopAddr != test.teib.NextHopAddr {
   127  				t.Fatalf("expected NextHopAddr <%s>, got: <%s>", test.teib.NextHopAddr, entries[0].NextHopAddr)
   128  			}
   129  
   130  			err = l3Handler.VppDelTeibEntry(context.Background(), test.teib)
   131  			if err != nil {
   132  				t.Fatalf("delete TEIB entry failed: %v\n", err)
   133  			}
   134  
   135  			entries, err = l3Handler.DumpTeib()
   136  			if err != nil {
   137  				t.Fatalf("dump TEIB entries failed: %v\n", err)
   138  			}
   139  			if len(entries) != 0 {
   140  				t.Fatalf("%d TEIB entries dumped after delete", len(entries))
   141  			}
   142  
   143  			err = ifHandler.DeleteLoopbackInterface(test.teib.Interface, ifIdx)
   144  			if err != nil {
   145  				t.Fatalf("delete interface failed: %v", err)
   146  			}
   147  			ifIndexes.Delete(test.teib.Interface)
   148  		})
   149  	}
   150  }