-
Notifications
You must be signed in to change notification settings - Fork 36
/
vcl.go
91 lines (77 loc) · 2.4 KB
/
vcl.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
// Copyright (C) 2021 Cisco Systems Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
// implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package pod_interface
import (
"fmt"
"github.com/sirupsen/logrus"
"github.com/projectcalico/vpp-dataplane/v3/calico-vpp-agent/cni/storage"
"github.com/projectcalico/vpp-dataplane/v3/vpplink"
"github.com/projectcalico/vpp-dataplane/v3/vpplink/types"
)
type VclPodInterfaceDriver struct {
PodInterfaceDriverData
}
func getPodAppNamespaceName(podSpec *storage.LocalPodSpec) string {
return fmt.Sprintf("app-ns-%s", podSpec.Key())
}
func NewVclPodInterfaceDriver(vpp *vpplink.VppLink, log *logrus.Entry) *VclPodInterfaceDriver {
i := &VclPodInterfaceDriver{}
i.vpp = vpp
i.log = log
i.Name = "vcl"
return i
}
func (i *VclPodInterfaceDriver) Init() (err error) {
/* Enable SAPI before session as enabling session
* will create default namespace */
err = i.vpp.EnableSessionSAPI()
if err != nil {
return err
}
err = i.vpp.EnableSessionLayer()
if err != nil {
return err
}
return nil
}
func (i *VclPodInterfaceDriver) CreateInterface(podSpec *storage.LocalPodSpec, stack *vpplink.CleanupStack) (err error) {
appNamespace := &types.SessionAppNamespace{
NamespaceId: getPodAppNamespaceName(podSpec),
SwIfIndex: podSpec.LoopbackSwIfIndex,
SocketName: fmt.Sprintf("abstract:%s,netns_name=%s", "vpp/session", podSpec.NetnsName),
Secret: 0,
}
err = i.vpp.AddSessionAppNamespace(appNamespace)
if err != nil {
return err
} else {
stack.Push(i.vpp.DelSessionAppNamespace, appNamespace)
}
err = i.vpp.InterfaceAdminUp(podSpec.LoopbackSwIfIndex)
if err != nil {
return err
}
return nil
}
func (i *VclPodInterfaceDriver) DeleteInterface(podSpec *storage.LocalPodSpec) {
var err error
appNamespace := &types.SessionAppNamespace{
NamespaceId: getPodAppNamespaceName(podSpec),
}
err = i.vpp.DelSessionAppNamespace(appNamespace)
if err != nil {
i.log.Errorf("Error deleting app ns %s", err)
}
}