github.com/kubewharf/katalyst-core@v0.5.3/pkg/util/machine/network.go (about) 1 /* 2 Copyright 2022 The Katalyst Authors. 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 17 package machine 18 19 import ( 20 "net" 21 22 "k8s.io/apimachinery/pkg/util/sets" 23 ) 24 25 const ( 26 DefaultNICNamespace = "" 27 28 IPVersionV4 = 4 29 IPVersionV6 = 6 30 ) 31 32 type ExtraNetworkInfo struct { 33 // Interface info list of all network interface. 34 Interface []InterfaceInfo 35 } 36 37 type InterfaceInfo struct { 38 // Iface name of this interface. 39 Iface string 40 // Speed of this interface. 41 Speed int 42 // NumaNode numa node of this interface belongs to. 43 NumaNode int 44 // Enable whether enable this interface. 45 Enable bool 46 // Addr address of this interface, which includes ipv4 and ipv6. 47 Addr *IfaceAddr 48 49 // NSName indicates the namespace for this interface 50 NSName string 51 // NSAbsolutePath indicates the namespace path for this interface 52 NSAbsolutePath string 53 } 54 55 type IfaceAddr struct { 56 IPV4 []*net.IP 57 IPV6 []*net.IP 58 } 59 60 func (nic *InterfaceInfo) GetNICIPs(ipVersion int) []string { 61 res := sets.NewString() 62 63 var targetIPs []net.IP 64 switch ipVersion { 65 case IPVersionV4: 66 for _, ip := range nic.Addr.IPV4 { 67 if ip != nil { 68 targetIPs = append(targetIPs, *ip) 69 } 70 } 71 case IPVersionV6: 72 for _, ip := range nic.Addr.IPV6 { 73 if ip != nil { 74 targetIPs = append(targetIPs, *ip) 75 } 76 } 77 } 78 79 for _, ip := range targetIPs { 80 res.Insert(ip.String()) 81 } 82 83 return res.List() 84 }