func NewPatchPanel() (pp *PatchPanel, err error) {
id := util.NewUUID4()
pp = &PatchPanel{}
defer func() {
if err != nil {
pp.Close()
pp = nil
}
}()
code := strings.Join([]string{bpf.IomoduleH, bpf.PatchC}, "\n")
b := bpf.NewBpfModule(code, []string{"-w"})
if b == nil {
err = fmt.Errorf("PatchPanel: unable to load core module")
return
}
pp.adapter = canvas.NewBpfAdapter(id, "patch", b)
pp.modules = pp.adapter.Table("modules")
if pp.modules == nil {
err = fmt.Errorf("PatchPanel: Unable to load modules table")
return
}
Debug.Printf("Patch panel modules table loaded: %v\n", pp.modules.Config())
return
}
func NewAdapter(req api.ModuleBase, g Graph, id int) (adapter Adapter, err error) {
uuid := util.NewUUID4()
parts := strings.SplitN(req.ModuleType, "/", 2)
switch parts[0] {
case "bpf":
var subtype string
if len(parts) > 1 {
subtype = parts[1]
}
a := &BpfAdapter{
uuid: uuid[:8],
perm: PermR | PermW,
config: make(map[string]interface{}),
subtype: subtype,
}
if err = a.SetConfig(req, g, id); err != nil {
return
}
adapter = a
case "bridge":
a := &BridgeAdapter{
uuid: uuid[:8],
name: req.DisplayName,
tags: req.Tags,
perm: PermR | PermW,
config: make(map[string]interface{}),
}
if err = a.SetConfig(req, g, id); err != nil {
return
}
adapter = a
default:
err = fmt.Errorf("unknown ModuleType %s", req.ModuleType)
return
}
return
}