/
keys.go
67 lines (56 loc) · 2.06 KB
/
keys.go
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// Copyright (c) 2019 Cisco and/or its affiliates.
//
// 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 netalloc
import (
"net"
"strings"
"github.com/ligato/vpp-agent/pkg/models"
)
const (
// ModuleName is the module name used for models of the netalloc plugin.
ModuleName = "netalloc"
// AllocRefPrefix is a prefix added in front of references to allocated objects.
AllocRefPrefix = "alloc:"
// AllocRefGWSuffix is a suffix added at the back of the reference when address
// of the default gateway is requested (instead of interface IP address).
AllocRefGWSuffix = "/GW"
)
var (
ModelIPAllocation = models.Register(&IPAllocation{}, models.Spec{
Module: ModuleName,
Version: "v1",
Type: "ip",
}, models.WithNameTemplate(
"network/{{.NetworkName}}/interface/{{.InterfaceName}}",
))
)
const (
/* neighbour gateway (derived) */
// neighGwKeyTemplate is a template for keys derived from IP allocations
// where GW is a neighbour of the interface (addresses are from the same
// IP network).
neighGwKeyTemplate = "netalloc/neigh-gw/network/{network}/interface/{iface}"
)
// NeighGwKey returns a derived key used to represent IP allocation where
// GW is a neighbour of the interface (addresses are from the same IP network).
func NeighGwKey(network, iface string) string {
key := strings.Replace(neighGwKeyTemplate, "{network}", network, 1)
key = strings.Replace(key, "{iface}", iface, 1)
return key
}
// IPAllocMetadata stores allocated IP address already parsed from string.
type IPAllocMetadata struct {
IfaceAddr *net.IPNet
GwAddr *net.IPNet
}