kubeovn/kube-ovn | Build 14966983219 | pkg/controller/vpc.go | Coveralls

31

func (c *Controller) enqueueAddVpc(obj any) {

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32

        vpc := obj.(*kubeovnv1.Vpc)

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33

        key := cache.MetaObjectToName(vpc).String()

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34

        if _, ok := vpc.Labels[util.VpcExternalLabel]; !ok {

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35

                klog.V(3).Infof("enqueue add vpc %s", key)

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36

                c.addOrUpdateVpcQueue.Add(key)

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37

×

40

func vpcBFDPortChanged(oldObj, newObj *kubeovnv1.BFDPort) bool {

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41

        if oldObj == nil && newObj == nil {

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42

                return false

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43

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44

        if oldObj == nil || newObj == nil {

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45

                return true

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46

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47

        return oldObj.Enabled != newObj.Enabled || oldObj.IP != newObj.IP || !reflect.DeepEqual(oldObj.NodeSelector, newObj.NodeSelector)

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50

func (c *Controller) enqueueUpdateVpc(oldObj, newObj any) {

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51

        oldVpc := oldObj.(*kubeovnv1.Vpc)

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52

        newVpc := newObj.(*kubeovnv1.Vpc)

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53

×

54

        if !newVpc.DeletionTimestamp.IsZero() ||

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55

                !slices.Equal(oldVpc.Spec.Namespaces, newVpc.Spec.Namespaces) ||

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56

                !reflect.DeepEqual(oldVpc.Spec.StaticRoutes, newVpc.Spec.StaticRoutes) ||

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57

                !reflect.DeepEqual(oldVpc.Spec.PolicyRoutes, newVpc.Spec.PolicyRoutes) ||

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58

                !reflect.DeepEqual(oldVpc.Spec.VpcPeerings, newVpc.Spec.VpcPeerings) ||

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59

                !maps.Equal(oldVpc.Annotations, newVpc.Annotations) ||

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60

                !slices.Equal(oldVpc.Spec.ExtraExternalSubnets, newVpc.Spec.ExtraExternalSubnets) ||

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61

                oldVpc.Spec.EnableExternal != newVpc.Spec.EnableExternal ||

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62

                oldVpc.Spec.EnableBfd != newVpc.Spec.EnableBfd ||

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63

                vpcBFDPortChanged(oldVpc.Spec.BFDPort, newVpc.Spec.BFDPort) ||

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64

                oldVpc.Labels[util.VpcExternalLabel] != newVpc.Labels[util.VpcExternalLabel] {

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65

                // TODO:// label VpcExternalLabel replace with spec enable external

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66

×

67

                if newVpc.Annotations == nil {

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68

                        newVpc.Annotations = make(map[string]string)

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69

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70

                newVpc.Annotations[util.VpcLastPolicies] = convertPolicies(oldVpc.Spec.PolicyRoutes)

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71

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72

                key := cache.MetaObjectToName(newVpc).String()

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73

                klog.Infof("enqueue update vpc %s", key)

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74

                c.addOrUpdateVpcQueue.Add(key)

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78

func (c *Controller) enqueueDelVpc(obj any) {

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79

        vpc := obj.(*kubeovnv1.Vpc)

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80

        if _, ok := vpc.Labels[util.VpcExternalLabel]; !vpc.Status.Default || !ok {

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81

                klog.V(3).Infof("enqueue delete vpc %s", vpc.Name)

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82

                c.delVpcQueue.Add(vpc)

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83

×

86

func (c *Controller) handleDelVpc(vpc *kubeovnv1.Vpc) error {

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87

        c.vpcKeyMutex.LockKey(vpc.Name)

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88

        defer func() { _ = c.vpcKeyMutex.UnlockKey(vpc.Name) }()

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89

        klog.Infof("handle delete vpc %s", vpc.Name)

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90

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91

        // should delete vpc subnets first

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        var err error

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93

        for _, subnet := range vpc.Status.Subnets {

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94

                if _, err = c.subnetsLister.Get(subnet); err != nil {

×

95

                        if k8serrors.IsNotFound(err) {

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96

                                continue

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98

                        err = fmt.Errorf("failed to get subnet %s for vpc %s: %w", subnet, vpc.Name, err)

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99

                } else {

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100

                        err = fmt.Errorf("failed to delete vpc %s, please delete subnet %s first", vpc.Name, subnet)

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101

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102

                klog.Error(err)

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                return err

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106

        if err := c.deleteVpcLb(vpc); err != nil {

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                klog.Error(err)

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108

                return err

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109

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111

        if err := c.handleDelVpcExternalSubnet(vpc.Name, c.config.ExternalGatewaySwitch); err != nil {

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                klog.Errorf("failed to delete external connection for vpc %s, error %v", vpc.Name, err)

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113

                return err

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114

×

116

        for _, subnet := range vpc.Status.ExtraExternalSubnets {

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117

                klog.Infof("disconnect external network %s to vpc %s", subnet, vpc.Name)

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118

                if err := c.handleDelVpcExternalSubnet(vpc.Name, subnet); err != nil {

×

119

                        klog.Error(err)

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120

                        return err

×

121

×

124

        if err := c.deleteVpcRouter(vpc.Status.Router); err != nil {

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125

                klog.Error(err)

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126

                return err

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127

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129

        return nil

×

132

func (c *Controller) handleUpdateVpcStatus(key string) error {

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133

        c.vpcKeyMutex.LockKey(key)

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134

        defer func() { _ = c.vpcKeyMutex.UnlockKey(key) }()

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135

        klog.Infof("handle status update for vpc %s", key)

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136

×

137

        cachedVpc, err := c.vpcsLister.Get(key)

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138

        if err != nil {

×

139

                if k8serrors.IsNotFound(err) {

×

140

                        return nil

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141

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142

                klog.Error(err)

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143

                return err

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145

        vpc := cachedVpc.DeepCopy()

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146

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147

        subnets, defaultSubnet, err := c.getVpcSubnets(vpc)

×

148

        if err != nil {

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149

                klog.Error(err)

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150

                return err

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151

×

153

        change := vpc.Status.DefaultLogicalSwitch != defaultSubnet

×

154

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155

        vpc.Status.DefaultLogicalSwitch = defaultSubnet

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156

        vpc.Status.Subnets = subnets

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157

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158

        if !vpc.Spec.BFDPort.IsEnabled() && !vpc.Status.BFDPort.IsEmpty() {

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159

                vpc.Status.BFDPort.Clear()

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160

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161

        bytes, err := vpc.Status.Bytes()

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162

        if err != nil {

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163

                klog.Error(err)

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164

                return err

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165

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167

        vpc, err = c.config.KubeOvnClient.KubeovnV1().Vpcs().Patch(context.Background(), vpc.Name, types.MergePatchType, bytes, metav1.PatchOptions{}, "status")

×

168

        if err != nil {

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169

                klog.Error(err)

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170

                return err

×

171

×

173

        if len(vpc.Status.Subnets) == 0 {

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174

                klog.Infof("vpc %s has no subnets, add to queue", vpc.Name)

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175

                c.addOrUpdateVpcQueue.AddAfter(vpc.Name, 5*time.Second)

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176

×

178

        if change {

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179

                for _, ns := range vpc.Spec.Namespaces {

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180

                        c.addNamespaceQueue.Add(ns)

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181

×

184

        natGws, err := c.vpcNatGatewayLister.List(labels.Everything())

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185

        if err != nil {

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186

                klog.Error(err)

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187

                return err

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188

×

189

        for _, gw := range natGws {

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190

                if key == gw.Spec.Vpc {

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191

                        c.updateVpcSubnetQueue.Add(gw.Name)

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192

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194

        return nil

×

206

func (c *Controller) GenVpcLoadBalancer(vpcKey string) *VpcLoadBalancer {

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207

        if vpcKey == c.config.ClusterRouter || vpcKey == "" {

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208

                return &VpcLoadBalancer{

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209

                        TCPLoadBalancer:      c.config.ClusterTCPLoadBalancer,

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                        TCPSessLoadBalancer:  c.config.ClusterTCPSessionLoadBalancer,

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211

                        UDPLoadBalancer:      c.config.ClusterUDPLoadBalancer,

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212

                        UDPSessLoadBalancer:  c.config.ClusterUDPSessionLoadBalancer,

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213

                        SctpLoadBalancer:     c.config.ClusterSctpLoadBalancer,

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                        SctpSessLoadBalancer: c.config.ClusterSctpSessionLoadBalancer,

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215

×

216

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217

        return &VpcLoadBalancer{

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                TCPLoadBalancer:      fmt.Sprintf("vpc-%s-tcp-load", vpcKey),

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                TCPSessLoadBalancer:  fmt.Sprintf("vpc-%s-tcp-sess-load", vpcKey),

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                UDPLoadBalancer:      fmt.Sprintf("vpc-%s-udp-load", vpcKey),

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                UDPSessLoadBalancer:  fmt.Sprintf("vpc-%s-udp-sess-load", vpcKey),

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                SctpLoadBalancer:     fmt.Sprintf("vpc-%s-sctp-load", vpcKey),

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223

                SctpSessLoadBalancer: fmt.Sprintf("vpc-%s-sctp-sess-load", vpcKey),

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224

×

227

func (c *Controller) addLoadBalancer(vpc string) (*VpcLoadBalancer, error) {

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228

        vpcLbConfig := c.GenVpcLoadBalancer(vpc)

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229

        if err := c.initLB(vpcLbConfig.TCPLoadBalancer, string(v1.ProtocolTCP), false); err != nil {

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                return nil, err

×

231

×

232

        if err := c.initLB(vpcLbConfig.TCPSessLoadBalancer, string(v1.ProtocolTCP), true); err != nil {

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233

                return nil, err

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234

×

235

        if err := c.initLB(vpcLbConfig.UDPLoadBalancer, string(v1.ProtocolUDP), false); err != nil {

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236

                return nil, err

×

237

×

238

        if err := c.initLB(vpcLbConfig.UDPSessLoadBalancer, string(v1.ProtocolUDP), true); err != nil {

×

239

                return nil, err

×

240

×

241

        if err := c.initLB(vpcLbConfig.SctpLoadBalancer, string(v1.ProtocolSCTP), false); err != nil {

×

242

                return nil, err

×

243

×

244

        if err := c.initLB(vpcLbConfig.SctpSessLoadBalancer, string(v1.ProtocolSCTP), true); err != nil {

×

245

                return nil, err

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246

×

248

        return vpcLbConfig, nil

×

251

func (c *Controller) handleAddOrUpdateVpc(key string) error {

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252

        c.vpcKeyMutex.LockKey(key)

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253

        defer func() { _ = c.vpcKeyMutex.UnlockKey(key) }()

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254

        klog.Infof("handle add/update vpc %s", key)

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255

×

256

        cachedVpc, err := c.vpcsLister.Get(key)

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257

        if err != nil {

×

258

                if k8serrors.IsNotFound(err) {

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259

                        return nil

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260

×

261

                klog.Error(err)

×

262

                return err

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265

        vpc, err := c.formatVpc(cachedVpc.DeepCopy())

×

266

        if err != nil {

×

267

                klog.Errorf("failed to format vpc %s: %v", key, err)

×

268

                return err

×

269

×

271

        if err = c.createVpcRouter(key); err != nil {

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272

                klog.Errorf("failed to create vpc router for vpc %s: %v", key, err)

×

273

                return err

×

274

×

276

        var newPeers []string

×

277

        for _, peering := range vpc.Spec.VpcPeerings {

×

278

                if err = util.CheckCidrs(peering.LocalConnectIP); err != nil {

×

279

                        klog.Errorf("invalid cidr %s", peering.LocalConnectIP)

×

280

                        return err

×

281

×

283

                newPeers = append(newPeers, peering.RemoteVpc)

×

284

                if err := c.OVNNbClient.CreatePeerRouterPort(vpc.Name, peering.RemoteVpc, peering.LocalConnectIP); err != nil {

×

285

                        klog.Errorf("create peer router port for vpc %s, %v", vpc.Name, err)

×

286

                        return err

×

287

×

289

        for _, oldPeer := range vpc.Status.VpcPeerings {

×

290

                if !slices.Contains(newPeers, oldPeer) {

×

291

                        if err = c.OVNNbClient.DeleteLogicalRouterPort(fmt.Sprintf("%s-%s", vpc.Name, oldPeer)); err != nil {

×

292

                                klog.Errorf("delete peer router port for vpc %s, %v", vpc.Name, err)

×

293

                                return err

×

294

×

299

        var (

×

300

                staticExistedRoutes []*ovnnb.LogicalRouterStaticRoute

×

301

                staticTargetRoutes  []*kubeovnv1.StaticRoute

×

302

                staticRouteMapping  map[string][]*kubeovnv1.StaticRoute

×

303

×

304

×

305

        staticExistedRoutes, err = c.OVNNbClient.ListLogicalRouterStaticRoutes(vpc.Name, nil, nil, "", nil)

×

306

        if err != nil {

×

307

                klog.Errorf("failed to get vpc %s static route list, %v", vpc.Name, err)

×

308

                return err

×

309

×

311

        var externalSubnet *kubeovnv1.Subnet

×

312

        externalSubnetExist := false

×

313

        if c.config.EnableEipSnat {

×

314

                externalSubnet, err = c.subnetsLister.Get(c.config.ExternalGatewaySwitch)

×

315

                if err != nil {

×

316

                        klog.Warningf("enable-eip-snat need external subnet %s to be exist: %v", c.config.ExternalGatewaySwitch, err)

×

317

                } else {

×

318

                        externalSubnetExist = true

×

319

×

322

        staticRouteMapping = c.getRouteTablesByVpc(vpc)

×

323

        staticTargetRoutes = vpc.Spec.StaticRoutes

×

324

        if vpc.Name == c.config.ClusterRouter {

×

325

                if _, ok := staticRouteMapping[util.MainRouteTable]; !ok {

×

326

                        staticRouteMapping[util.MainRouteTable] = nil

×

327

×

329

                joinSubnet, err := c.subnetsLister.Get(c.config.NodeSwitch)

×

330

                if err != nil {

×

331

                        if !k8serrors.IsNotFound(err) {

×

332

                                klog.Errorf("failed to get node switch subnet %s: %v", c.config.NodeSwitch, err)

×

333

                                return err

×

334

×

335

                        c.addOrUpdateVpcQueue.Add(vpc.Name)

×

336

                        return nil

×

338

                gatewayV4, gatewayV6 := util.SplitStringIP(joinSubnet.Spec.Gateway)

×

339

                if gatewayV4 != "" {

×

340

                        for table := range staticRouteMapping {

×

341

                                staticTargetRoutes = append(

×

342

                                        staticTargetRoutes,

×

343

                                        &kubeovnv1.StaticRoute{

×

344

                                                Policy:     kubeovnv1.PolicyDst,

×

345

                                                CIDR:       "0.0.0.0/0",

×

346

                                                NextHopIP:  gatewayV4,

×

347

                                                RouteTable: table,

×

348

},

×

349

×

350

×

352

                if gatewayV6 != "" {

×

353

                        for table := range staticRouteMapping {

×

354

                                staticTargetRoutes = append(

×

355

                                        staticTargetRoutes,

×

356

                                        &kubeovnv1.StaticRoute{

×

357

                                                Policy:     kubeovnv1.PolicyDst,

×

358

                                                CIDR:       "::/0",

×

359

                                                NextHopIP:  gatewayV6,

×

360

                                                RouteTable: table,

×

361

},

×

362

×

363

×

365

                if c.config.EnableEipSnat {

×

366

                        cm, err := c.configMapsLister.ConfigMaps(c.config.ExternalGatewayConfigNS).Get(util.ExternalGatewayConfig)

×

367

                        if err == nil {

×

368

                                nextHop := cm.Data["external-gw-addr"]

×

369

                                if nextHop == "" {

×

370

                                        if !externalSubnetExist {

×

371

                                                err = fmt.Errorf("failed to get external subnet %s", c.config.ExternalGatewaySwitch)

×

372

                                                klog.Error(err)

×

373

                                                return err

×

374

×

375

                                        nextHop = externalSubnet.Spec.Gateway

×

376

                                        if nextHop == "" {

×

377

                                                klog.Errorf("no available gateway address")

×

378

                                                return errors.New("no available gateway address")

×

379

×

381

                                if strings.Contains(nextHop, "/") {

×

382

                                        nextHop = strings.Split(nextHop, "/")[0]

×

383

×

385

                                lr, err := c.OVNNbClient.GetLogicalRouter(vpc.Name, false)

×

386

                                if err != nil {

×

387

                                        klog.Errorf("failed to get logical router %s: %v", vpc.Name, err)

×

388

                                        return err

×

389

×

391

                                for _, nat := range lr.Nat {

×

392

                                        info, err := c.OVNNbClient.GetNATByUUID(nat)

×

393

                                        if err != nil {

×

394

                                                klog.Errorf("failed to get nat ip info for vpc %s, %v", vpc.Name, err)

×

395

                                                return err

×

396

×

397

                                        if info.LogicalIP != "" {

×

398

                                                for table := range staticRouteMapping {

×

399

                                                        staticTargetRoutes = append(

×

400

                                                                staticTargetRoutes,

×

401

                                                                &kubeovnv1.StaticRoute{

×

402

                                                                        Policy:     kubeovnv1.PolicySrc,

×

403

                                                                        CIDR:       info.LogicalIP,

×

404

                                                                        NextHopIP:  nextHop,

×

405

                                                                        RouteTable: table,

×

406

},

×

407

×

408

×

415

        routeNeedDel, routeNeedAdd, err := diffStaticRoute(staticExistedRoutes, staticTargetRoutes)

×

416

        if err != nil {

×

417

                klog.Errorf("failed to diff vpc %s static route, %v", vpc.Name, err)

×

418

                return err

×

419

×

421

        for _, item := range routeNeedDel {

×

422

                klog.Infof("vpc %s del static route: %+v", vpc.Name, item)

×

423

                policy := convertPolicy(item.Policy)

×

424

                if err = c.OVNNbClient.DeleteLogicalRouterStaticRoute(vpc.Name, &item.RouteTable, &policy, item.CIDR, item.NextHopIP); err != nil {

×

425

                        klog.Errorf("del vpc %s static route failed, %v", vpc.Name, err)

×

426

                        return err

×

427

×

430

        for _, item := range routeNeedAdd {

×

431

                if item.BfdID != "" {

×

432

                        klog.Infof("vpc %s add static ecmp route: %+v", vpc.Name, item)

×

433

                        if err = c.OVNNbClient.AddLogicalRouterStaticRoute(

×

434

                                vpc.Name, item.RouteTable, convertPolicy(item.Policy), item.CIDR, &item.BfdID, nil, item.NextHopIP,

×

435

                        ); err != nil {

×

436

                                klog.Errorf("failed to add bfd static route to vpc %s , %v", vpc.Name, err)

×

437

                                return err

×

438

×

439

                } else {

×

440

                        klog.Infof("vpc %s add static route: %+v", vpc.Name, item)

×

441

                        if err = c.OVNNbClient.AddLogicalRouterStaticRoute(

×

442

                                vpc.Name, item.RouteTable, convertPolicy(item.Policy), item.CIDR, nil, nil, item.NextHopIP,

×

443

                        ); err != nil {

×

444

                                klog.Errorf("failed to add normal static route to vpc %s , %v", vpc.Name, err)

×

445

                                return err

×

446

×

451

        var (

×

452

                policyRouteExisted, policyRouteNeedDel, policyRouteNeedAdd []*kubeovnv1.PolicyRoute

×

453

                policyRouteLogical                                         []*ovnnb.LogicalRouterPolicy

×

454

                externalIDs                                                = map[string]string{"vendor": util.CniTypeName}

×

455

×

456

×

457

        if vpc.Name == c.config.ClusterRouter {

×

458

                policyRouteExisted = reversePolicies(vpc.Annotations[util.VpcLastPolicies])

×

459

                // diff list

×

460

                policyRouteNeedDel, policyRouteNeedAdd = diffPolicyRouteWithExisted(policyRouteExisted, vpc.Spec.PolicyRoutes)

×

461

        } else {

×

462

                if vpc.Spec.PolicyRoutes == nil {

×

463

                        // do not clean default vpc policy routes

×

464

                        if err = c.OVNNbClient.ClearLogicalRouterPolicy(vpc.Name); err != nil {

×

465

                                klog.Errorf("clean all vpc %s policy route failed, %v", vpc.Name, err)

×

466

                                return err

×

467

×

468

                } else {

×

469

                        policyRouteLogical, err = c.OVNNbClient.ListLogicalRouterPolicies(vpc.Name, -1, nil, true)

×

470

                        if err != nil {

×

471

                                klog.Errorf("failed to get vpc %s policy route list, %v", vpc.Name, err)

×

472

                                return err

×

473

×

475

                        policyRouteNeedDel, policyRouteNeedAdd = diffPolicyRouteWithLogical(policyRouteLogical, vpc.Spec.PolicyRoutes)

×

479

        for _, item := range policyRouteNeedDel {

×

480

                klog.Infof("delete policy route for router: %s, priority: %d, match %s", vpc.Name, item.Priority, item.Match)

×

481

                if err = c.OVNNbClient.DeleteLogicalRouterPolicy(vpc.Name, item.Priority, item.Match); err != nil {

×

482

                        klog.Errorf("del vpc %s policy route failed, %v", vpc.Name, err)

×

483

                        return err

×

484

×

487

        for _, item := range policyRouteNeedAdd {

×

488

                klog.Infof("add policy route for router: %s, match %s, action %s, nexthop %s, externalID %v", c.config.ClusterRouter, item.Match, string(item.Action), item.NextHopIP, externalIDs)

×

489

                if err = c.OVNNbClient.AddLogicalRouterPolicy(vpc.Name, item.Priority, item.Match, string(item.Action), []string{item.NextHopIP}, nil, externalIDs); err != nil {

×

490

                        klog.Errorf("add policy route to vpc %s failed, %v", vpc.Name, err)

×

491

                        return err

×

492

×

NEW

495

        vpcSubnets, defaultSubnet, err := c.getVpcSubnets(vpc)

×

NEW

496

        if err != nil {

×

NEW

497

                klog.Error(err)

×

NEW

498

                return err

×

NEW

499

×

NEW

501

        vpc.Status.Subnets = vpcSubnets

×

NEW

502

        vpc.Status.DefaultLogicalSwitch = defaultSubnet

×

503

        vpc.Status.Router = key

×

504

        vpc.Status.Standby = true

×

505

        vpc.Status.VpcPeerings = newPeers

×

506

        if c.config.EnableLb {

×

507

                vpcLb, err := c.addLoadBalancer(key)

×

508

                if err != nil {

×

509

                        klog.Error(err)

×

510

                        return err

×

511

×

512

                vpc.Status.TCPLoadBalancer = vpcLb.TCPLoadBalancer

×

513

                vpc.Status.TCPSessionLoadBalancer = vpcLb.TCPSessLoadBalancer

×

514

                vpc.Status.UDPLoadBalancer = vpcLb.UDPLoadBalancer

×

515

                vpc.Status.UDPSessionLoadBalancer = vpcLb.UDPSessLoadBalancer

×

516

                vpc.Status.SctpLoadBalancer = vpcLb.SctpLoadBalancer

×

517

                vpc.Status.SctpSessionLoadBalancer = vpcLb.SctpSessLoadBalancer

×

519

        bytes, err := vpc.Status.Bytes()

×

520

        if err != nil {

×

521

                klog.Error(err)

×

522

                return err

×

523

×

524

        vpc, err = c.config.KubeOvnClient.KubeovnV1().Vpcs().Patch(context.Background(), vpc.Name, types.MergePatchType, bytes, metav1.PatchOptions{}, "status")

×

525

        if err != nil {

×

526

                klog.Error(err)

×

527

                return err

×

528

×

530

        if len(vpc.Annotations) != 0 && strings.ToLower(vpc.Annotations[util.VpcLbAnnotation]) == "on" {

×

531

                if err = c.createVpcLb(vpc); err != nil {

×

532

                        klog.Error(err)

×

533

                        return err

×

534

×

535

        } else if err = c.deleteVpcLb(vpc); err != nil {

×

536

                klog.Error(err)

×

537

                return err

×

538

×

540

        subnets, err := c.subnetsLister.List(labels.Everything())

×

541

        if err != nil {

×

542

                klog.Error(err)

×

543

                return err

×

544

×

545

        custVpcEnableExternalMultiHopEcmp := false

×

546

        for _, subnet := range subnets {

×

547

                if subnet.Spec.Vpc == key {

×

548

                        c.addOrUpdateSubnetQueue.Add(subnet.Name)

×

549

                        if vpc.Name != util.DefaultVpc && vpc.Spec.EnableBfd && subnet.Spec.EnableEcmp {

×

550

                                custVpcEnableExternalMultiHopEcmp = true

×

551

×

555

        if vpc.Name != util.DefaultVpc {

×

556

                if cachedVpc.Spec.EnableExternal {

×

557

                        if !externalSubnetExist {

×

558

                                err = fmt.Errorf("failed to get external subnet %s", c.config.ExternalGatewaySwitch)

×

559

                                klog.Error(err)

×

560

                                return err

×

561

×

562

                        if externalSubnet.Spec.LogicalGateway {

×

563

                                klog.Infof("no need to handle external connection for logical gw external subnet %s", c.config.ExternalGatewaySwitch)

×

564

                                return nil

×

565

×

566

                        if !cachedVpc.Status.EnableExternal {

×

567

                                // connect vpc to default external

×

568

                                klog.Infof("connect external network with vpc %s", vpc.Name)

×

569

                                if err := c.handleAddVpcExternalSubnet(key, c.config.ExternalGatewaySwitch); err != nil {

×

570

                                        klog.Errorf("failed to add default external connection for vpc %s, error %v", key, err)

×

571

                                        return err

×

572

×

574

                        if vpc.Spec.EnableBfd {

×

575

                                // create bfd between lrp and physical switch gw

×

576

                                // bfd status down means current lrp binding chassis node external nic lost external network connectivity

×

577

                                // should switch lrp to another node

×

578

                                lrpEipName := fmt.Sprintf("%s-%s", key, c.config.ExternalGatewaySwitch)

×

579

                                v4ExtGw, _ := util.SplitStringIP(externalSubnet.Spec.Gateway)

×

580

                                // TODO: dualstack

×

581

                                if _, err := c.OVNNbClient.CreateBFD(lrpEipName, v4ExtGw, c.config.BfdMinRx, c.config.BfdMinTx, c.config.BfdDetectMult, nil); err != nil {

×

582

                                        klog.Error(err)

×

583

                                        return err

×

584

×

586

                                if custVpcEnableExternalMultiHopEcmp {

×

587

                                        klog.Infof("remove normal static ecmp route for vpc %s", vpc.Name)

×

588

                                        // auto remove normal type static route, if using ecmp based bfd

×

589

                                        if err := c.reconcileCustomVpcDelNormalStaticRoute(vpc.Name); err != nil {

×

590

                                                klog.Errorf("failed to reconcile del vpc %q normal static route", vpc.Name)

×

591

                                                return err

×

592

×

595

                        if cachedVpc.Spec.ExtraExternalSubnets != nil {

×

596

                                sort.Strings(vpc.Spec.ExtraExternalSubnets)

×

597

×

599

                        if !slices.Equal(vpc.Spec.ExtraExternalSubnets, vpc.Status.ExtraExternalSubnets) {

×

600

                                for _, subnetStatus := range cachedVpc.Status.ExtraExternalSubnets {

×

601

                                        if !slices.Contains(cachedVpc.Spec.ExtraExternalSubnets, subnetStatus) {

×

602

                                                klog.Infof("delete external subnet %s connection for vpc %s", subnetStatus, vpc.Name)

×

603

                                                if err := c.handleDelVpcExternalSubnet(vpc.Name, subnetStatus); err != nil {

×

604

                                                        klog.Errorf("failed to delete external subnet %s connection for vpc %s, error %v", subnetStatus, vpc.Name, err)

×

605

                                                        return err

×

606

×

609

                                for _, subnetSpec := range cachedVpc.Spec.ExtraExternalSubnets {

×

610

                                        if !slices.Contains(cachedVpc.Status.ExtraExternalSubnets, subnetSpec) {

×

611

                                                klog.Infof("connect external subnet %s with vpc %s", subnetSpec, vpc.Name)

×

612

                                                if err := c.handleAddVpcExternalSubnet(key, subnetSpec); err != nil {

×

613

                                                        klog.Errorf("failed to add external subnet %s connection for vpc %s, error %v", subnetSpec, key, err)

×

614

                                                        return err

×

615

×

618

                                if err := c.updateVpcAddExternalStatus(key, true); err != nil {

×

619

                                        klog.Errorf("failed to update additional external subnets status, %v", err)

×

620

                                        return err

×

621

×

625

                if !cachedVpc.Spec.EnableBfd && cachedVpc.Status.EnableBfd {

×

626

                        lrpEipName := fmt.Sprintf("%s-%s", key, c.config.ExternalGatewaySwitch)

×

627

                        if err := c.OVNNbClient.DeleteBFDByDstIP(lrpEipName, ""); err != nil {

×

628

                                klog.Error(err)

×

629

                                return err

×

630

×

631

                        if err := c.handleDeleteVpcStaticRoute(key); err != nil {

×

632

                                klog.Errorf("failed to delete bfd route for vpc %s, error %v", key, err)

×

633

                                return err

×

634

×

637

                if !cachedVpc.Spec.EnableExternal && cachedVpc.Status.EnableExternal {

×

638

                        // disconnect vpc to default external

×

639

                        if err := c.handleDelVpcExternalSubnet(key, c.config.ExternalGatewaySwitch); err != nil {

×

640

                                klog.Errorf("failed to delete external connection for vpc %s, error %v", key, err)

×

641

                                return err

×

642

×

645

                if cachedVpc.Status.ExtraExternalSubnets != nil && !cachedVpc.Spec.EnableExternal {

×

646

                        // disconnect vpc to extra external subnets

×

647

                        for _, subnet := range cachedVpc.Status.ExtraExternalSubnets {

×

648

                                klog.Infof("disconnect external network %s to vpc %s", subnet, vpc.Name)

×

649

                                if err := c.handleDelVpcExternalSubnet(key, subnet); err != nil {

×

650

                                        klog.Error(err)

×

651

                                        return err

×

652

×

654

                        if err := c.updateVpcAddExternalStatus(key, false); err != nil {

×

655

                                klog.Errorf("failed to update additional external subnets status, %v", err)

×

656

                                return err

×

657

×

661

        bfdPortName, bfdPortNodes, err := c.reconcileVpcBfdLRP(vpc)

×

662

        if err != nil {

×

663

                klog.Error(err)

×

664

                return err

×

665

×

666

        if vpc.Spec.BFDPort == nil || !vpc.Spec.BFDPort.Enabled {

×

667

                vpc.Status.BFDPort = kubeovnv1.BFDPortStatus{}

×

668

        } else {

×

669

                vpc.Status.BFDPort = kubeovnv1.BFDPortStatus{

×

670

                        Name:  bfdPortName,

×

671

                        IP:    vpc.Spec.BFDPort.IP,

×

672

                        Nodes: bfdPortNodes,

×

673

×

674

×

675

        if _, err = c.config.KubeOvnClient.KubeovnV1().Vpcs().

×

676

                UpdateStatus(context.Background(), vpc, metav1.UpdateOptions{}); err != nil {

×

677

                klog.Error(err)

×

678

                return err

×

679

×

681

        return nil

×

684

func (c *Controller) reconcileVpcBfdLRP(vpc *kubeovnv1.Vpc) (string, []string, error) {

×

685

        portName := "bfd@" + vpc.Name

×

686

        if vpc.Spec.BFDPort == nil || !vpc.Spec.BFDPort.Enabled {

×

687

                if err := c.OVNNbClient.DeleteLogicalRouterPort(portName); err != nil {

×

688

                        err = fmt.Errorf("failed to delete BFD LRP %s: %w", portName, err)

×

689

                        klog.Error(err)

×

690

                        return portName, nil, err

×

691

×

692

                if err := c.OVNNbClient.DeleteHAChassisGroup(portName); err != nil {

×

693

                        err = fmt.Errorf("failed to delete HA chassis group %s: %w", portName, err)

×

694

                        klog.Error(err)

×

695

                        return portName, nil, err

×

696

×

697

                return portName, nil, nil

×

700

        var err error

×

701

        chassisCount := 3

×

702

        selector := labels.Everything()

×

703

        if vpc.Spec.BFDPort.NodeSelector != nil {

×

704

                chassisCount = math.MaxInt

×

705

                if selector, err = metav1.LabelSelectorAsSelector(vpc.Spec.BFDPort.NodeSelector); err != nil {

×

706

                        err = fmt.Errorf("failed to parse node selector %q: %w", vpc.Spec.BFDPort.NodeSelector.String(), err)

×

707

                        klog.Error(err)

×

708

                        return portName, nil, err

×

709

×

712

        nodes, err := c.nodesLister.List(selector)

×

713

        if err != nil {

×

714

                err = fmt.Errorf("failed to list nodes with selector %q: %w", vpc.Spec.BFDPort.NodeSelector, err)

×

715

                klog.Error(err)

×

716

                return portName, nil, err

×

717

×

718

        if len(nodes) == 0 {

×

719

                err = fmt.Errorf("no nodes found by selector %q", selector.String())

×

720

                klog.Error(err)

×

721

                return portName, nil, err

×

722

×

724

        nodeNames := make([]string, 0, len(nodes))

×

725

        chassisCount = min(chassisCount, len(nodes))

×

726

        chassisNames := make([]string, 0, chassisCount)

×

727

        for _, nodes := range nodes[:chassisCount] {

×

728

                chassis, err := c.OVNSbClient.GetChassisByHost(nodes.Name)

×

729

                if err != nil {

×

730

                        err = fmt.Errorf("failed to get chassis of node %s: %w", nodes.Name, err)

×

731

                        klog.Error(err)

×

732

                        return portName, nil, err

×

733

×

734

                chassisNames = append(chassisNames, chassis.Name)

×

735

                nodeNames = append(nodeNames, nodes.Name)

×

738

        networks := strings.Split(vpc.Spec.BFDPort.IP, ",")

×

739

        if err = c.OVNNbClient.CreateLogicalRouterPort(vpc.Name, portName, "", networks); err != nil {

×

740

                klog.Error(err)

×

741

                return portName, nil, err

×

742

×

743

        if err = c.OVNNbClient.UpdateLogicalRouterPortNetworks(portName, networks); err != nil {

×

744

                klog.Error(err)

×

745

                return portName, nil, err

×

746

×

747

        if err = c.OVNNbClient.UpdateLogicalRouterPortOptions(portName, map[string]string{"bfd-only": "true"}); err != nil {

×

748

                klog.Error(err)

×

749

                return portName, nil, err

×

750

×

751

        if err = c.OVNNbClient.CreateHAChassisGroup(portName, chassisNames, map[string]string{"lrp": portName}); err != nil {

×

752

                klog.Error(err)

×

753

                return portName, nil, err

×

754

×

755

        if err = c.OVNNbClient.SetLogicalRouterPortHAChassisGroup(portName, portName); err != nil {

×

756

                klog.Error(err)

×

757

                return portName, nil, err

×

758

×

760

        return portName, nodeNames, nil

×

763

func (c *Controller) addPolicyRouteToVpc(vpcName string, policy *kubeovnv1.PolicyRoute, externalIDs map[string]string) error {

×

764

        var (

×

765

                nextHops []string

×

766

                err      error

×

767

×

768

×

769

        if policy.NextHopIP != "" {

×

770

                nextHops = strings.Split(policy.NextHopIP, ",")

×

771

×

773

        if err = c.OVNNbClient.AddLogicalRouterPolicy(vpcName, policy.Priority, policy.Match, string(policy.Action), nextHops, nil, externalIDs); err != nil {

×

774

                klog.Errorf("add policy route to vpc %s failed, %v", vpcName, err)

×

775

                return err

×

776

×

777

        return nil

×

780

func buildExternalIDsMapKey(match, action string, priority int) string {

×

781

        return fmt.Sprintf("%s-%s-%d", match, action, priority)

×

782

×

784

func (c *Controller) batchAddPolicyRouteToVpc(name string, policies []*kubeovnv1.PolicyRoute, externalIDs map[string]map[string]string) error {

×

785

        if len(policies) == 0 {

×

786

                return nil

×

787

×

788

        start := time.Now()

×

789

        routerPolicies := make([]*ovnnb.LogicalRouterPolicy, 0, len(policies))

×

790

        for _, policy := range policies {

×

791

                var nextHops []string

×

792

                if policy.NextHopIP != "" {

×

793

                        nextHops = strings.Split(policy.NextHopIP, ",")

×

794

×

795

                routerPolicies = append(routerPolicies, &ovnnb.LogicalRouterPolicy{

×

796

                        Priority:    policy.Priority,

×

797

                        Nexthops:    nextHops,

×

798

                        Action:      string(policy.Action),

×

799

                        Match:       policy.Match,

×

800

                        ExternalIDs: externalIDs[buildExternalIDsMapKey(policy.Match, string(policy.Action), policy.Priority)],

×

801

})

×

804

        if err := c.OVNNbClient.BatchAddLogicalRouterPolicy(name, routerPolicies...); err != nil {

×

805

                klog.Errorf("batch add policy route to vpc %s failed, %v", name, err)

×

806

                return err

×

807

×

808

        klog.Infof("take to %v batch add policy route to vpc %s policies %d", time.Since(start), name, len(policies))

×

809

        return nil

×

812

func (c *Controller) deletePolicyRouteFromVpc(vpcName string, priority int, match string) error {

×

813

        var (

×

814

                vpc, cachedVpc *kubeovnv1.Vpc

×

815

                err            error

×

816

×

817

×

818

        if err = c.OVNNbClient.DeleteLogicalRouterPolicy(vpcName, priority, match); err != nil {

×

819

                klog.Error(err)

×

820

                return err

×

821

×

823

        cachedVpc, err = c.vpcsLister.Get(vpcName)

×

824

        if err != nil {

×

825

                if k8serrors.IsNotFound(err) {

×

826

                        return nil

×

827

×

828

                klog.Error(err)

×

829

                return err

×

831

        vpc = cachedVpc.DeepCopy()

×

832

        // make sure custom policies not be deleted

×

833

        _, err = c.config.KubeOvnClient.KubeovnV1().Vpcs().Update(context.Background(), vpc, metav1.UpdateOptions{})

×

834

        if err != nil {

×

835

                klog.Error(err)

×

836

                return err

×

837

×

838

        return nil

×

841

func (c *Controller) batchDeletePolicyRouteFromVpc(name string, policies []*kubeovnv1.PolicyRoute) error {

×

842

        var (

×

843

                vpc, cachedVpc *kubeovnv1.Vpc

×

844

                err            error

×

845

×

846

×

847

        start := time.Now()

×

848

        routerPolicies := make([]*ovnnb.LogicalRouterPolicy, 0, len(policies))

×

849

        for _, policy := range policies {

×

850

                routerPolicies = append(routerPolicies, &ovnnb.LogicalRouterPolicy{

×

851

                        Priority: policy.Priority,

×

852

                        Match:    policy.Match,

×

853

})

×

854

×

856

        if err = c.OVNNbClient.BatchDeleteLogicalRouterPolicy(name, routerPolicies); err != nil {

×

857

                return err

×

858

×

859

        klog.V(3).Infof("take to %v batch delete policy route from vpc %s policies %d", time.Since(start), name, len(policies))

×

860

×

861

        cachedVpc, err = c.vpcsLister.Get(name)

×

862

        if err != nil {

×

863

                if k8serrors.IsNotFound(err) {

×

864

                        return nil

×

865

×

866

                klog.Error(err)

×

867

                return err

×

869

        vpc = cachedVpc.DeepCopy()

×

870

        // make sure custom policies not be deleted

×

871

        _, err = c.config.KubeOvnClient.KubeovnV1().Vpcs().Update(context.Background(), vpc, metav1.UpdateOptions{})

×

872

        if err != nil {

×

873

                klog.Error(err)

×

874

                return err

×

875

×

876

        return nil

×

879

func (c *Controller) addStaticRouteToVpc(name string, route *kubeovnv1.StaticRoute) error {

×

880

        if route.BfdID != "" {

×

881

                klog.Infof("vpc %s add static ecmp route: %+v", name, route)

×

882

                if err := c.OVNNbClient.AddLogicalRouterStaticRoute(

×

883

                        name, route.RouteTable, convertPolicy(route.Policy), route.CIDR, &route.BfdID, nil, route.NextHopIP,

×

884

                ); err != nil {

×

885

                        klog.Errorf("failed to add bfd static route to vpc %s , %v", name, err)

×

886

                        return err

×

887

×

888

        } else {

×

889

                klog.Infof("vpc %s add static route: %+v", name, route)

×

890

                if err := c.OVNNbClient.AddLogicalRouterStaticRoute(

×

891

                        name, route.RouteTable, convertPolicy(route.Policy), route.CIDR, nil, nil, route.NextHopIP,

×

892

                ); err != nil {

×

893

                        klog.Errorf("failed to add normal static route to vpc %s , %v", name, err)

×

894

                        return err

×

895

×

897

        return nil

×

900

func (c *Controller) deleteStaticRouteFromVpc(name, table, cidr, nextHop string, policy kubeovnv1.RoutePolicy) error {

×

901

        var (

×

902

                policyStr string

×

903

                err       error

×

904

×

905

×

906

        policyStr = convertPolicy(policy)

×

907

        if err = c.OVNNbClient.DeleteLogicalRouterStaticRoute(name, &table, &policyStr, cidr, nextHop); err != nil {

×

908

                klog.Errorf("del vpc %s static route failed, %v", name, err)

×

909

                return err

×

910

×

912

        return nil

×

915

func (c *Controller) batchDeleteStaticRouteFromVpc(name string, staticRoutes []*kubeovnv1.StaticRoute) error {

×

916

        var (

×

917

                vpc, cachedVpc *kubeovnv1.Vpc

×

918

                err            error

×

919

×

920

        start := time.Now()

×

921

        routeCount := len(staticRoutes)

×

922

        delRoutes := make([]*ovnnb.LogicalRouterStaticRoute, 0, routeCount)

×

923

        for _, sr := range staticRoutes {

×

924

                policyStr := convertPolicy(sr.Policy)

×

925

                newRoute := &ovnnb.LogicalRouterStaticRoute{

×

926

                        RouteTable: sr.RouteTable,

×

927

                        Nexthop:    sr.NextHopIP,

×

928

                        Policy:     &policyStr,

×

929

                        IPPrefix:   sr.CIDR,

×

930

×

931

                delRoutes = append(delRoutes, newRoute)

×

932

×

933

        if err = c.OVNNbClient.BatchDeleteLogicalRouterStaticRoute(name, delRoutes); err != nil {

×

934

                klog.Errorf("batch del vpc %s static route %d failed, %v", name, routeCount, err)

×

935

                return err

×

936

×

937

        klog.V(3).Infof("take to %v batch delete static route from vpc %s static routes %d", time.Since(start), name, len(delRoutes))

×

938

×

939

        cachedVpc, err = c.vpcsLister.Get(name)

×

940

        if err != nil {

×

941

                if k8serrors.IsNotFound(err) {

×

942

                        return nil

×

943

×

944

                klog.Error(err)

×

945

                return err

×

947

        vpc = cachedVpc.DeepCopy()

×

948

        // make sure custom policies not be deleted

×

949

        _, err = c.config.KubeOvnClient.KubeovnV1().Vpcs().Update(context.Background(), vpc, metav1.UpdateOptions{})

×

950

        if err != nil {

×

951

                klog.Error(err)

×

952

                return err

×

953

×

954

        return nil

×

957

func diffPolicyRouteWithExisted(exists, target []*kubeovnv1.PolicyRoute) ([]*kubeovnv1.PolicyRoute, []*kubeovnv1.PolicyRoute) {

×

958

        var (

×

959

                dels, adds []*kubeovnv1.PolicyRoute

×

960

                existsMap  map[string]*kubeovnv1.PolicyRoute

×

961

                key        string

×

962

                ok         bool

×

963

×

964

×

965

        existsMap = make(map[string]*kubeovnv1.PolicyRoute, len(exists))

×

966

        for _, item := range exists {

×

967

                existsMap[getPolicyRouteItemKey(item)] = item

×

968

×

970

        for _, item := range target {

×

971

                key = getPolicyRouteItemKey(item)

×

972

×

973

                if _, ok = existsMap[key]; ok {

×

974

                        delete(existsMap, key)

×

975

                } else {

×

976

                        adds = append(adds, item)

×

977

×

980

        for _, item := range existsMap {

×

981

                dels = append(dels, item)

×

982

×

983

        return dels, adds

×

986

func diffPolicyRouteWithLogical(exists []*ovnnb.LogicalRouterPolicy, target []*kubeovnv1.PolicyRoute) ([]*kubeovnv1.PolicyRoute, []*kubeovnv1.PolicyRoute) {

×

987

        var (

×

988

                dels, adds []*kubeovnv1.PolicyRoute

×

989

                existsMap  map[string]*kubeovnv1.PolicyRoute

×

990

                key        string

×

991

                ok         bool

×

992

×

993

        existsMap = make(map[string]*kubeovnv1.PolicyRoute, len(exists))

×

994

×

995

        for _, item := range exists {

×

996

                policy := &kubeovnv1.PolicyRoute{

×

997

                        Priority: item.Priority,

×

998

                        Match:    item.Match,

×

999

                        Action:   kubeovnv1.PolicyRouteAction(item.Action),

×

1000

×

1001

                existsMap[getPolicyRouteItemKey(policy)] = policy

×

1002

×

1004

        for _, item := range target {

×

1005

                key = getPolicyRouteItemKey(item)

×

1006

×

1007

                if _, ok = existsMap[key]; ok {

×

1008

                        delete(existsMap, key)

×

1009

                } else {

×

1010

                        adds = append(adds, item)

×

1011

×

1014

        for _, item := range existsMap {

×

1015

                dels = append(dels, item)

×

1016

×

1017

        return dels, adds

×

1020

func getPolicyRouteItemKey(item *kubeovnv1.PolicyRoute) (key string) {

×

1021

        return fmt.Sprintf("%d:%s:%s:%s", item.Priority, item.Match, item.Action, item.NextHopIP)

×

1022

×

1024

func diffStaticRoute(exist []*ovnnb.LogicalRouterStaticRoute, target []*kubeovnv1.StaticRoute) (routeNeedDel, routeNeedAdd []*kubeovnv1.StaticRoute, err error) {

×

1025

        existRouteMap := make(map[string]*kubeovnv1.StaticRoute, len(exist))

×

1026

        for _, item := range exist {

×

1027

                policy := kubeovnv1.PolicyDst

×

1028

                if item.Policy != nil && *item.Policy == ovnnb.LogicalRouterStaticRoutePolicySrcIP {

×

1029

                        policy = kubeovnv1.PolicySrc

×

1030

×

1031

                route := &kubeovnv1.StaticRoute{

×

1032

                        Policy:     policy,

×

1033

                        CIDR:       item.IPPrefix,

×

1034

                        NextHopIP:  item.Nexthop,

×

1035

                        RouteTable: item.RouteTable,

×

1036

                        ECMPMode:   util.StaticRouteBfdEcmp,

×

1037

×

1038

                if item.BFD != nil {

×

1039

                        route.BfdID = *item.BFD

×

1040

×

1041

                existRouteMap[getStaticRouteItemKey(route)] = route

×

1044

        for _, item := range target {

×

1045

                key := getStaticRouteItemKey(item)

×

1046

                if _, ok := existRouteMap[key]; ok {

×

1047

                        delete(existRouteMap, key)

×

1048

                } else {

×

1049

                        routeNeedAdd = append(routeNeedAdd, item)

×

1050

×

1052

        for _, item := range existRouteMap {

×

1053

                routeNeedDel = append(routeNeedDel, item)

×

1054

×

1055

        return

×

1058

func getStaticRouteItemKey(item *kubeovnv1.StaticRoute) string {

×

1059

        var key string

×

1060

        if item.Policy == kubeovnv1.PolicyDst {

×

1061

                key = fmt.Sprintf("%s:dst:%s=>%s", item.RouteTable, item.CIDR, item.NextHopIP)

×

1062

        } else {

×

1063

                key = fmt.Sprintf("%s:src:%s=>%s", item.RouteTable, item.CIDR, item.NextHopIP)

×

1064

×

1065

        return key

×

1068

func (c *Controller) formatVpc(vpc *kubeovnv1.Vpc) (*kubeovnv1.Vpc, error) {

×

1069

        var changed bool

×

1070

        for _, item := range vpc.Spec.StaticRoutes {

×

1071

                // check policy

×

1072

                if item.Policy == "" {

×

1073

                        item.Policy = kubeovnv1.PolicyDst

×

1074

                        changed = true

×

1075

×

1076

                if item.Policy != kubeovnv1.PolicyDst && item.Policy != kubeovnv1.PolicySrc {

×

1077

                        return nil, fmt.Errorf("unknown policy type: %q", item.Policy)

×

1078

×

1080

                if strings.Contains(item.CIDR, "/") {

×

1081

                        if _, _, err := net.ParseCIDR(item.CIDR); err != nil {

×

1082

                                return nil, fmt.Errorf("invalid cidr %q: %w", item.CIDR, err)

×

1083

×

1084

                } else if ip := net.ParseIP(item.CIDR); ip == nil {

×

1085

                        return nil, fmt.Errorf("invalid ip %q", item.CIDR)

×

1086

×

1088

                if ip := net.ParseIP(item.NextHopIP); ip == nil {

×

1089

                        return nil, fmt.Errorf("invalid next hop ip %q", item.NextHopIP)

×

1090

×

1093

        for _, route := range vpc.Spec.PolicyRoutes {

×

1094

                if route.Action != kubeovnv1.PolicyRouteActionReroute {

×

1095

                        if route.NextHopIP != "" {

×

1096

                                route.NextHopIP = ""

×

1097

                                changed = true

×

1098

×

1099

                } else {

×

1100

                        // ecmp policy route may reroute to multiple next hop ips

×

1101

                        for ipStr := range strings.SplitSeq(route.NextHopIP, ",") {

×

1102

                                if ip := net.ParseIP(ipStr); ip == nil {

×

1103

                                        err := fmt.Errorf("invalid next hop ips: %s", route.NextHopIP)

×

1104

                                        klog.Error(err)

×

1105

                                        return nil, err

×

1106

×

1111

        if vpc.DeletionTimestamp.IsZero() && !slices.Contains(vpc.GetFinalizers(), util.KubeOVNControllerFinalizer) {

×

1112

                controllerutil.AddFinalizer(vpc, util.KubeOVNControllerFinalizer)

×

1113

                changed = true

×

1114

×

1116

        if !vpc.DeletionTimestamp.IsZero() && len(vpc.Status.Subnets) == 0 {

×

1117

                controllerutil.RemoveFinalizer(vpc, util.KubeOVNControllerFinalizer)

×

1118

                changed = true

×

1119

×

1121

        if changed {

×

1122

                newVpc, err := c.config.KubeOvnClient.KubeovnV1().Vpcs().Update(context.Background(), vpc, metav1.UpdateOptions{})

×

1123

                if err != nil {

×

1124

                        klog.Errorf("failed to update vpc %s: %v", vpc.Name, err)

×

1125

                        return nil, err

×

1126

×

1127

                return newVpc, nil

×

1130

        return vpc, nil

×

1133

func convertPolicies(list []*kubeovnv1.PolicyRoute) string {

×

1134

        if list == nil {

×

1135

                return ""

×

1136

×

1138

        var (

×

1139

                res []byte

×

1140

                err error

×

1141

×

1142

×

1143

        if res, err = json.Marshal(list); err != nil {

×

1144

                klog.Errorf("failed to serialize policy routes %v , reason : %v", list, err)

×

1145

                return ""

×

1146

×

1147

        return string(res)

×

1150

func reversePolicies(origin string) []*kubeovnv1.PolicyRoute {

×

1151

        if origin == "" {

×

1152

                return nil

×

1153

×

1155

        var (

×

1156

                list []*kubeovnv1.PolicyRoute

×

1157

                err  error

×

1158

×

1159

×

1160

        if err = json.Unmarshal([]byte(origin), &list); err != nil {

×

1161

                klog.Errorf("failed to deserialize policy routes %v , reason : %v", list, err)

×

1162

                return nil

×

1163

×

1164

        return list

×

1167

func convertPolicy(origin kubeovnv1.RoutePolicy) string {

×

1168

        if origin == kubeovnv1.PolicyDst {

×

1169

                return ovnnb.LogicalRouterStaticRoutePolicyDstIP

×

1170

×

1171

        return ovnnb.LogicalRouterStaticRoutePolicySrcIP

×

1174

func reversePolicy(origin ovnnb.LogicalRouterStaticRoutePolicy) kubeovnv1.RoutePolicy {

×

1175

        if origin == ovnnb.LogicalRouterStaticRoutePolicyDstIP {

×

1176

                return kubeovnv1.PolicyDst

×

1177

×

1178

        return kubeovnv1.PolicySrc

×

1181

func (c *Controller) getVpcSubnets(vpc *kubeovnv1.Vpc) (subnets []string, defaultSubnet string, err error) {

×

1182

        subnets = []string{}

×

1183

        allSubnets, err := c.subnetsLister.List(labels.Everything())

×

1184

        if err != nil {

×

1185

                klog.Error(err)

×

1186

                return nil, "", err

×

1187

×

1189

        for _, subnet := range allSubnets {

×

1190

                if subnet.Spec.Vpc != vpc.Name || !subnet.DeletionTimestamp.IsZero() || !isOvnSubnet(subnet) {

×

1191

                        continue

×

1194

                subnets = append(subnets, subnet.Name)

×

1195

                if subnet.Spec.Default {

×

1196

                        defaultSubnet = subnet.Name

×

1197

×

1199

                if vpc.Name != util.DefaultVpc && vpc.Spec.DefaultSubnet != "" && vpc.Spec.DefaultSubnet == subnet.Name {

×

1200

                        defaultSubnet = vpc.Spec.DefaultSubnet

×

1201

×

1203

        return

×

1207

func (c *Controller) createVpcRouter(lr string) error {

×

1208

        if err := c.OVNNbClient.CreateLogicalRouter(lr); err != nil {

×

1209

                klog.Errorf("create logical router %s failed: %v", lr, err)

×

1210

                return err

×

1211

×

1213

        vpcRouter, err := c.OVNNbClient.GetLogicalRouter(lr, false)

×

1214

        if err != nil {

×

1215

                klog.Errorf("get logical router %s failed: %v", lr, err)

×

1216

                return err

×

1217

×

1219

        vpcRouter.Options = map[string]string{"always_learn_from_arp_request": "false", "dynamic_neigh_routers": "true", "mac_binding_age_threshold": "300"}

×

1220

        err = c.OVNNbClient.UpdateLogicalRouter(vpcRouter, &vpcRouter.Options)

×

1221

        if err != nil {

×

1222

                klog.Errorf("update logical router %s failed: %v", lr, err)

×

1223

                return err

×

1224

×

1225

        return nil

×

1229

func (c *Controller) deleteVpcRouter(lr string) error {

×

1230

        return c.OVNNbClient.DeleteLogicalRouter(lr)

×

1231

×

1233

func (c *Controller) handleAddVpcExternalSubnet(key, subnet string) error {

×

1234

        cachedSubnet, err := c.subnetsLister.Get(subnet)

×

1235

        if err != nil {

×

1236

                klog.Error(err)

×

1237

                return err

×

1238

×

1239

        lrpEipName := fmt.Sprintf("%s-%s", key, subnet)

×

1240

        cachedEip, err := c.ovnEipsLister.Get(lrpEipName)

×

1241

        var needCreateEip bool

×

1242

        if err != nil {

×

1243

                if !k8serrors.IsNotFound(err) {

×

1244

                        klog.Error(err)

×

1245

                        return err

×

1246

×

1247

                needCreateEip = true

×

1249

        var v4ip, v6ip, mac string

×

1250

        klog.V(3).Infof("create vpc lrp eip %s", lrpEipName)

×

1251

        if needCreateEip {

×

1252

                if v4ip, v6ip, mac, err = c.acquireIPAddress(subnet, lrpEipName, lrpEipName); err != nil {

×

1253

                        klog.Errorf("failed to acquire ip address for lrp eip %s, %v", lrpEipName, err)

×

1254

                        return err

×

1255

×

1256

                if err := c.createOrUpdateOvnEipCR(lrpEipName, subnet, v4ip, v6ip, mac, util.OvnEipTypeLRP); err != nil {

×

1257

                        klog.Errorf("failed to create ovn eip for lrp %s: %v", lrpEipName, err)

×

1258

                        return err

×

1259

×

1260

        } else {

×

1261

                v4ip = cachedEip.Spec.V4Ip

×

1262

                mac = cachedEip.Spec.MacAddress

×

1263

×

1264

        if v4ip == "" || mac == "" {

×

1265

                err := fmt.Errorf("lrp '%s' ip or mac should not be empty", lrpEipName)

×

1266

                klog.Error(err)

×

1267

                return err

×

1268

×

1270

        chassises := []string{}

×

1271

        sel, _ := metav1.LabelSelectorAsSelector(&metav1.LabelSelector{MatchLabels: map[string]string{util.ExGatewayLabel: "true"}})

×

1272

        gwNodes, err := c.nodesLister.List(sel)

×

1273

        if err != nil {

×

1274

                klog.Errorf("failed to list external gw nodes, %v", err)

×

1275

                return err

×

1276

×

1277

        for _, gwNode := range gwNodes {

×

1278

                annoChassisName := gwNode.Annotations[util.ChassisAnnotation]

×

1279

                if annoChassisName == "" {

×

1280

                        err := fmt.Errorf("node %s has no chassis annotation, kube-ovn-cni not ready", gwNode.Name)

×

1281

                        klog.Error(err)

×

1282

                        return err

×

1283

×

1284

                klog.Infof("get node %s chassis: %s", gwNode.Name, annoChassisName)

×

1285

                chassis, err := c.OVNSbClient.GetChassis(annoChassisName, false)

×

1286

                if err != nil {

×

1287

                        klog.Errorf("failed to get node %s chassis: %s, %v", gwNode.Name, annoChassisName, err)

×

1288

                        return err

×

1289

×

1290

                chassises = append(chassises, chassis.Name)

×

1293

        if len(chassises) == 0 {

×

1294

                err := errors.New("no external gw nodes")

×

1295

                klog.Error(err)

×

1296

                return err

×

1297

×

1299

        v4ipCidr, err := util.GetIPAddrWithMask(v4ip, cachedSubnet.Spec.CIDRBlock)

×

1300

        if err != nil {

×

1301

                klog.Error(err)

×

1302

                return err

×

1303

×

1304

        lspName := fmt.Sprintf("%s-%s", subnet, key)

×

1305

        lrpName := fmt.Sprintf("%s-%s", key, subnet)

×

1306

×

1307

        if err := c.OVNNbClient.CreateLogicalPatchPort(subnet, key, lspName, lrpName, v4ipCidr, mac, chassises...); err != nil {

×

1308

                klog.Errorf("failed to connect router '%s' to external: %v", key, err)

×

1309

                return err

×

1310

×

1312

        cachedVpc, err := c.vpcsLister.Get(key)

×

1313

        if err != nil {

×

1314

                if k8serrors.IsNotFound(err) {

×

1315

                        return nil

×

1316

×

1317

                klog.Errorf("failed to get vpc %s, %v", key, err)

×

1318

                return err

×

1320

        if subnet == c.config.ExternalGatewaySwitch {

×

1321

                vpc := cachedVpc.DeepCopy()

×

1322

                vpc.Status.EnableExternal = cachedVpc.Spec.EnableExternal

×

1323

                bytes, err := vpc.Status.Bytes()

×

1324

                if err != nil {

×

1325

                        klog.Errorf("failed to marshal vpc status: %v", err)

×

1326

                        return err

×

1327

×

1328

                if _, err = c.config.KubeOvnClient.KubeovnV1().Vpcs().Patch(context.Background(),

×

1329

                        vpc.Name, types.MergePatchType, bytes, metav1.PatchOptions{}, "status"); err != nil {

×

1330

                        err := fmt.Errorf("failed to patch vpc %s status, %w", vpc.Name, err)

×

1331

                        klog.Error(err)

×

1332

                        return err

×

1333

×

1335

        if _, err = c.ovnEipsLister.Get(lrpEipName); err != nil {

×

1336

                err := fmt.Errorf("failed to get ovn eip %s, %w", lrpEipName, err)

×

1337

                klog.Error(err)

×

1338

                return err

×

1339

×

1340

        return nil

×

1343

func (c *Controller) handleDeleteVpcStaticRoute(key string) error {

×

1344

        vpc, err := c.vpcsLister.Get(key)

×

1345

        if err != nil {

×

1346

                if k8serrors.IsNotFound(err) {

×

1347

                        return nil

×

1348

×

1349

                klog.Errorf("failed to get vpc %s, %v", key, err)

×

1350

                return err

×

1352

        needUpdate := false

×

1353

        newStaticRoutes := make([]*kubeovnv1.StaticRoute, 0, len(vpc.Spec.StaticRoutes))

×

1354

        for _, route := range vpc.Spec.StaticRoutes {

×

1355

                if route.ECMPMode != util.StaticRouteBfdEcmp {

×

1356

                        newStaticRoutes = append(newStaticRoutes, route)

×

1357

                        needUpdate = true

×

1358

×

1361

        vpc.Spec.StaticRoutes = newStaticRoutes

×

1362

        if needUpdate {

×

1363

                if _, err = c.config.KubeOvnClient.KubeovnV1().Vpcs().Update(context.Background(), vpc, metav1.UpdateOptions{}); err != nil {

×

1364

                        klog.Errorf("failed to update vpc spec static route %s, %v", vpc.Name, err)

×

1365

                        return err

×

1366

×

1368

        if err = c.patchVpcBfdStatus(vpc.Name); err != nil {

×

1369

                klog.Errorf("failed to patch vpc %s, %v", vpc.Name, err)

×

1370

                return err

×

1371

×

1372

        return nil

×

1375

func (c *Controller) handleDelVpcExternalSubnet(key, subnet string) error {

×

1376

        lspName := fmt.Sprintf("%s-%s", subnet, key)

×

1377

        lrpName := fmt.Sprintf("%s-%s", key, subnet)

×

1378

        klog.V(3).Infof("delete vpc lrp %s", lrpName)

×

1379

        if err := c.OVNNbClient.RemoveLogicalPatchPort(lspName, lrpName); err != nil {

×

1380

                klog.Errorf("failed to disconnect router '%s' to external, %v", key, err)

×

1381

                return err

×

1382

×

1384

        if err := c.config.KubeOvnClient.KubeovnV1().OvnEips().Delete(context.Background(), lrpName, metav1.DeleteOptions{}); err != nil {

×

1385

                if !k8serrors.IsNotFound(err) {

×

1386

                        klog.Errorf("failed to delete ovn eip %s, %v", lrpName, err)

×

1387

                        return err

×

1388

×

1390

        if err := c.OVNNbClient.DeleteBFDByDstIP(lrpName, ""); err != nil {

×

1391

                klog.Error(err)

×

1392

                return err

×

1393

×

1394

        cachedVpc, err := c.vpcsLister.Get(key)

×

1395

        if err != nil {

×

1396

                if k8serrors.IsNotFound(err) {

×

1397

                        return nil

×

1398

×

1399

                klog.Errorf("failed to get vpc %s, %v", key, err)

×

1400

                return err

×

1402

        if subnet == c.config.ExternalGatewaySwitch {

×

1403

                vpc := cachedVpc.DeepCopy()

×

1404

                vpc.Status.EnableExternal = cachedVpc.Spec.EnableExternal

×

1405

                vpc.Status.EnableBfd = cachedVpc.Spec.EnableBfd

×

1406

                bytes, err := vpc.Status.Bytes()

×

1407

                if err != nil {

×

1408

                        klog.Errorf("failed to marshal vpc status: %v", err)

×

1409

                        return err

×

1410

×

1411

                if _, err = c.config.KubeOvnClient.KubeovnV1().Vpcs().Patch(context.Background(),

×

1412

                        vpc.Name, types.MergePatchType, bytes, metav1.PatchOptions{}, "status"); err != nil {

×

1413

                        if k8serrors.IsNotFound(err) {

×

1414

                                return nil

×

1415

×

1416

                        klog.Errorf("failed to patch vpc %s, %v", key, err)

×

1417

                        return err

×

1420

        return nil

×

1423

func (c *Controller) patchVpcBfdStatus(key string) error {

×

1424

        cachedVpc, err := c.vpcsLister.Get(key)

×

1425

        if err != nil {

×

1426

                if k8serrors.IsNotFound(err) {

×

1427

                        return nil

×

1428

×

1429

                klog.Errorf("failed to get vpc %s, %v", key, err)

×

1430

                return err

×

1433

        if cachedVpc.Status.EnableBfd != cachedVpc.Spec.EnableBfd {

×

1434

                status := cachedVpc.Status.DeepCopy()

×

1435

                status.EnableExternal = cachedVpc.Spec.EnableExternal

×

1436

                status.EnableBfd = cachedVpc.Spec.EnableBfd

×

1437

                bytes, err := status.Bytes()

×

1438

                if err != nil {

×

1439

                        klog.Errorf("failed to marshal vpc status: %v", err)

×

1440

                        return err

×

1441

×

1442

                if _, err = c.config.KubeOvnClient.KubeovnV1().Vpcs().Patch(context.Background(),

×

1443

                        cachedVpc.Name, types.MergePatchType, bytes, metav1.PatchOptions{}, "status"); err != nil {

×

1444

                        klog.Error(err)

×

1445

                        return err

×

1446

×

1448

        return nil

×

1451

func (c *Controller) getRouteTablesByVpc(vpc *kubeovnv1.Vpc) map[string][]*kubeovnv1.StaticRoute {

×

1452

        rtbs := make(map[string][]*kubeovnv1.StaticRoute)

×

1453

        for _, route := range vpc.Spec.StaticRoutes {

×

1454

                rtbs[route.RouteTable] = append(rtbs[route.RouteTable], route)

×

1455

×

1456

        return rtbs

×

1459

func (c *Controller) updateVpcAddExternalStatus(key string, addExternalStatus bool) error {

×

1460

        cachedVpc, err := c.vpcsLister.Get(key)

×

1461

        if err != nil {

×

1462

                klog.Errorf("failed to get vpc %s, %v", key, err)

×

1463

                return err

×

1464

×

1465

        vpc := cachedVpc.DeepCopy()

×

1466

        if addExternalStatus && vpc.Spec.ExtraExternalSubnets != nil {

×

1467

                sort.Strings(vpc.Spec.ExtraExternalSubnets)

×

1468

                vpc.Status.ExtraExternalSubnets = vpc.Spec.ExtraExternalSubnets

×

1469

        } else {

×

1470

                vpc.Status.ExtraExternalSubnets = nil

×

1471

×

1472

        bytes, err := vpc.Status.Bytes()

×

1473

        if err != nil {

×

1474

                klog.Errorf("failed to get vpc bytes, %v", err)

×

1475

                return err

×

1476

×

1477

        if _, err = c.config.KubeOvnClient.KubeovnV1().Vpcs().Patch(context.Background(),

×

1478

                vpc.Name, types.MergePatchType, bytes, metav1.PatchOptions{}, "status"); err != nil {

×

1479

                klog.Errorf("failed to patch vpc %s, %v", key, err)

×

1480

                return err

×

1481

×

1483

        return nil

×

kubeovn / kube-ovn / 14966983219

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