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-rw-r--r--internal/pkg/cniserver/cni.go76
-rw-r--r--internal/pkg/cniserver/cniserver.go101
-rw-r--r--internal/pkg/config/config.go30
-rw-r--r--internal/pkg/network/iptables.go124
-rw-r--r--internal/pkg/nfnNotify/proto/nfn.pb.go75
-rw-r--r--internal/pkg/nfnNotify/proto/nfn.proto2
-rw-r--r--internal/pkg/nfnNotify/server.go13
-rw-r--r--internal/pkg/node/node.go31
-rw-r--r--internal/pkg/ovn/ovn.go142
9 files changed, 460 insertions, 134 deletions
diff --git a/internal/pkg/cniserver/cni.go b/internal/pkg/cniserver/cni.go
index 2c91f04..95a41d5 100644
--- a/internal/pkg/cniserver/cni.go
+++ b/internal/pkg/cniserver/cni.go
@@ -1,26 +1,28 @@
package cniserver
import (
- "encoding/json"
- "k8s.io/apimachinery/pkg/util/wait"
- "fmt"
- "net"
- "strconv"
- "net/http"
- "time"
- "k8s.io/klog"
+ "encoding/json"
+ "fmt"
+ "net"
+ "net/http"
+ "strconv"
+ "time"
- "k8s.io/client-go/kubernetes"
- "github.com/containernetworking/cni/pkg/types"
- "github.com/containernetworking/cni/pkg/types/current"
- "ovn4nfv-k8s-plugin/internal/pkg/kube"
- "k8s.io/apimachinery/pkg/api/errors"
- "ovn4nfv-k8s-plugin/internal/pkg/config"
- "ovn4nfv-k8s-plugin/cmd/ovn4nfvk8s-cni/app"
+ "k8s.io/apimachinery/pkg/util/wait"
+ "k8s.io/klog"
+
+ "ovn4nfv-k8s-plugin/cmd/ovn4nfvk8s-cni/app"
+ "ovn4nfv-k8s-plugin/internal/pkg/config"
+ "ovn4nfv-k8s-plugin/internal/pkg/kube"
+
+ "github.com/containernetworking/cni/pkg/types"
+ "github.com/containernetworking/cni/pkg/types/current"
+ "k8s.io/apimachinery/pkg/api/errors"
+ "k8s.io/client-go/kubernetes"
)
const (
- ovn4nfvAnnotationTag = "k8s.plugin.opnfv.org/ovnInterfaces"
+ ovn4nfvAnnotationTag = "k8s.plugin.opnfv.org/ovnInterfaces"
)
func parseOvnNetworkObject(ovnnetwork string) ([]map[string]string, error) {
@@ -85,12 +87,12 @@ func prettyPrint(i interface{}) string {
}
func isNotFoundError(err error) bool {
- statusErr, ok := err.(*errors.StatusError)
- return ok && statusErr.Status().Code == http.StatusNotFound
+ statusErr, ok := err.(*errors.StatusError)
+ return ok && statusErr.Status().Code == http.StatusNotFound
}
func (cr *CNIServerRequest) addMultipleInterfaces(ovnAnnotation, namespace, podName string) types.Result {
- klog.Infof("ovn4nfvk8s-cni: addMultipleInterfaces ")
+ klog.Infof("ovn4nfvk8s-cni: addMultipleInterfaces ")
var ovnAnnotatedMap []map[string]string
ovnAnnotatedMap, err := parseOvnNetworkObject(ovnAnnotation)
if err != nil {
@@ -224,26 +226,26 @@ func (cr *CNIServerRequest) addRoutes(ovnAnnotation string, dstResult types.Resu
}
func (cr *CNIServerRequest) cmdAdd(kclient kubernetes.Interface) ([]byte, error) {
- klog.Infof("ovn4nfvk8s-cni: cmdAdd")
+ klog.Infof("ovn4nfvk8s-cni: cmdAdd")
namespace := cr.PodNamespace
- podname := cr.PodName
+ podname := cr.PodName
if namespace == "" || podname == "" {
return nil, fmt.Errorf("required CNI variable missing")
}
- klog.Infof("ovn4nfvk8s-cni: cmdAdd for pod podname:%s and namespace:%s", podname, namespace)
+ klog.Infof("ovn4nfvk8s-cni: cmdAdd for pod podname:%s and namespace:%s", podname, namespace)
kubecli := &kube.Kube{KClient: kclient}
// Get the IP address and MAC address from the API server.
var annotationBackoff = wait.Backoff{Duration: 1 * time.Second, Steps: 14, Factor: 1.5, Jitter: 0.1}
var annotation map[string]string
- var err error
+ var err error
if err = wait.ExponentialBackoff(annotationBackoff, func() (bool, error) {
annotation, err = kubecli.GetAnnotationsOnPod(namespace, podname)
if err != nil {
- if isNotFoundError(err) {
- return false, fmt.Errorf("Error - pod not found - %v", err)
- }
- klog.Infof("ovn4nfvk8s-cni: cmdAdd Warning - Error while obtaining pod annotations - %v", err)
- return false,nil
+ if isNotFoundError(err) {
+ return false, fmt.Errorf("Error - pod not found - %v", err)
+ }
+ klog.Infof("ovn4nfvk8s-cni: cmdAdd Warning - Error while obtaining pod annotations - %v", err)
+ return false, nil
}
if _, ok := annotation[ovn4nfvAnnotationTag]; ok {
return true, nil
@@ -258,7 +260,7 @@ func (cr *CNIServerRequest) cmdAdd(kclient kubernetes.Interface) ([]byte, error)
if !ok {
return nil, fmt.Errorf("Error while obtaining pod annotations")
}
- result := cr.addMultipleInterfaces(ovnAnnotation, namespace, podname)
+ result := cr.addMultipleInterfaces(ovnAnnotation, namespace, podname)
//Add Routes to the pod if annotation found for routes
ovnRouteAnnotation, ok := annotation["ovnNetworkRoutes"]
if ok {
@@ -266,12 +268,12 @@ func (cr *CNIServerRequest) cmdAdd(kclient kubernetes.Interface) ([]byte, error)
result = cr.addRoutes(ovnRouteAnnotation, result)
}
- if result == nil {
- klog.Errorf("result struct the ovn4nfv-k8s-plugin cniserver")
- return nil, fmt.Errorf("result is nil from cni server response")
- }
+ if result == nil {
+ klog.Errorf("result struct the ovn4nfv-k8s-plugin cniserver")
+ return nil, fmt.Errorf("result is nil from cni server response")
+ }
- responseBytes, err := json.Marshal(result)
+ responseBytes, err := json.Marshal(result)
if err != nil {
return nil, fmt.Errorf("failed to marshal pod request response: %v", err)
}
@@ -280,8 +282,8 @@ func (cr *CNIServerRequest) cmdAdd(kclient kubernetes.Interface) ([]byte, error)
}
func (cr *CNIServerRequest) cmdDel() ([]byte, error) {
- klog.Infof("cmdDel ")
- for i := 0; i < 10; i++ {
+ klog.Infof("cmdDel ")
+ for i := 0; i < 10; i++ {
ifaceName := cr.SandboxID[:14] + strconv.Itoa(i)
done, err := app.PlatformSpecificCleanup(ifaceName)
if err != nil {
@@ -291,5 +293,5 @@ func (cr *CNIServerRequest) cmdDel() ([]byte, error) {
break
}
}
- return []byte{}, nil
+ return []byte{}, nil
}
diff --git a/internal/pkg/cniserver/cniserver.go b/internal/pkg/cniserver/cniserver.go
index eaa7105..7e55767 100644
--- a/internal/pkg/cniserver/cniserver.go
+++ b/internal/pkg/cniserver/cniserver.go
@@ -4,27 +4,28 @@ import (
"encoding/json"
"fmt"
"io/ioutil"
+ "net"
"net/http"
- "strings"
- "os"
- "net"
- "path/filepath"
- "syscall"
- "k8s.io/klog"
+ "os"
+ "path/filepath"
+ "strings"
+ "syscall"
+
+ "k8s.io/klog"
+
+ "ovn4nfv-k8s-plugin/internal/pkg/config"
"github.com/containernetworking/cni/pkg/types"
"github.com/gorilla/mux"
- "k8s.io/client-go/kubernetes"
- "ovn4nfv-k8s-plugin/internal/pkg/config"
- utilruntime "k8s.io/apimachinery/pkg/util/runtime"
+ utilruntime "k8s.io/apimachinery/pkg/util/runtime"
utilwait "k8s.io/apimachinery/pkg/util/wait"
+ "k8s.io/client-go/kubernetes"
)
const CNIServerRunDir string = "/var/run/ovn4nfv-k8s-plugin/cniserver"
const CNIServerSocketName string = "ovn4nfv-k8s-plugin-cni-server.sock"
const CNIServerSocketPath string = CNIServerRunDir + "/" + CNIServerSocketName
-
type CNIcommand string
const CNIAdd CNIcommand = "ADD"
@@ -32,13 +33,13 @@ const CNIUpdate CNIcommand = "UPDATE"
const CNIDel CNIcommand = "DEL"
type CNIServerRequest struct {
- Command CNIcommand
+ Command CNIcommand
PodNamespace string
- PodName string
- SandboxID string
- Netns string
- IfName string
- CNIConf *types.NetConf
+ PodName string
+ SandboxID string
+ Netns string
+ IfName string
+ CNIConf *types.NetConf
}
type cniServerRequestFunc func(request *CNIServerRequest, k8sclient kubernetes.Interface) ([]byte, error)
@@ -51,7 +52,7 @@ type CNIServer struct {
http.Server
requestFunc cniServerRequestFunc
serverrundir string
- k8sclient kubernetes.Interface
+ k8sclient kubernetes.Interface
}
func NewCNIServer(serverRunSir string, k8sclient kubernetes.Interface) *CNIServer {
@@ -66,7 +67,7 @@ func NewCNIServer(serverRunSir string, k8sclient kubernetes.Interface) *CNIServe
Handler: router,
},
serverrundir: serverRunSir,
- k8sclient: k8sclient,
+ k8sclient: k8sclient,
}
router.NotFoundHandler = http.HandlerFunc(http.NotFound)
router.HandleFunc("/", cs.handleCNIShimRequest).Methods("POST")
@@ -100,42 +101,42 @@ func loadCNIRequestToCNIServer(r *CNIEndpointRequest) (*CNIServerRequest, error)
Command: CNIcommand(cmd),
}
- cnishimreq.SandboxID, ok = r.ArgEnv["CNI_CONTAINERID"]
- if !ok {
- return nil, fmt.Errorf("cnishim req missing CNI_CONTAINERID")
- }
+ cnishimreq.SandboxID, ok = r.ArgEnv["CNI_CONTAINERID"]
+ if !ok {
+ return nil, fmt.Errorf("cnishim req missing CNI_CONTAINERID")
+ }
- cnishimreq.Netns, ok = r.ArgEnv["CNI_NETNS"]
- if !ok {
- return nil, fmt.Errorf("cnishim req missing CNI_NETNS")
- }
+ cnishimreq.Netns, ok = r.ArgEnv["CNI_NETNS"]
+ if !ok {
+ return nil, fmt.Errorf("cnishim req missing CNI_NETNS")
+ }
- cnishimreq.IfName, ok = r.ArgEnv["CNI_IFNAME"]
- if !ok {
- return nil, fmt.Errorf("cnishim req missing CNI_IFNAME")
- }
+ cnishimreq.IfName, ok = r.ArgEnv["CNI_IFNAME"]
+ if !ok {
+ return nil, fmt.Errorf("cnishim req missing CNI_IFNAME")
+ }
- cnishimArgs, err := loadCNIShimArgs(r.ArgEnv)
- if err != nil {
- return nil, err
- }
+ cnishimArgs, err := loadCNIShimArgs(r.ArgEnv)
+ if err != nil {
+ return nil, err
+ }
- cnishimreq.PodNamespace, ok = cnishimArgs["K8S_POD_NAMESPACE"]
- if !ok {
- return nil, fmt.Errorf("cnishim req missing K8S_POD_NAMESPACE")
- }
+ cnishimreq.PodNamespace, ok = cnishimArgs["K8S_POD_NAMESPACE"]
+ if !ok {
+ return nil, fmt.Errorf("cnishim req missing K8S_POD_NAMESPACE")
+ }
- cnishimreq.PodName, ok = cnishimArgs["K8S_POD_NAME"]
+ cnishimreq.PodName, ok = cnishimArgs["K8S_POD_NAME"]
if !ok {
return nil, fmt.Errorf("cnishim req missing K8S_POD_NAME")
}
- netconf, err := config.ConfigureNetConf(r.NetConfig)
- if err != nil {
- return nil, fmt.Errorf("cnishim req CNI arg configuration failed:%v",err)
- }
+ netconf, err := config.ConfigureNetConf(r.NetConfig)
+ if err != nil {
+ return nil, fmt.Errorf("cnishim req CNI arg configuration failed:%v", err)
+ }
- cnishimreq.CNIConf = netconf
+ cnishimreq.CNIConf = netconf
return cnishimreq, nil
}
@@ -160,16 +161,16 @@ func (cs *CNIServer) handleCNIShimRequest(w http.ResponseWriter, r *http.Request
} else {
w.Header().Set("Content-Type", "application/json")
if _, err := w.Write(result); err != nil {
- klog.Warningf("Error writing %s HTTP response: %v", req.Command, err)
+ klog.Warningf("Error writing %s HTTP response: %v", req.Command, err)
}
- }
+ }
}
func HandleCNIcommandRequest(request *CNIServerRequest, k8sclient kubernetes.Interface) ([]byte, error) {
- var result []byte
+ var result []byte
var err error
- klog.Infof("[PodNamespace:%s/PodName:%s] dispatching pod network request %v", request.PodNamespace, request.PodName, request)
- klog.Infof("k8sclient %s", fmt.Sprintf("%v",k8sclient))
+ klog.Infof("[PodNamespace:%s/PodName:%s] dispatching pod network request %v", request.PodNamespace, request.PodName, request)
+ klog.Infof("k8sclient %s", fmt.Sprintf("%v", k8sclient))
switch request.Command {
case CNIAdd:
result, err = request.cmdAdd(k8sclient)
@@ -231,5 +232,5 @@ func (cs *CNIServer) Start(requestFunc cniServerRequestFunc) error {
utilruntime.HandleError(fmt.Errorf("CNI server Serve() failed: %v", err))
}
}, 0)
- return nil
+ return nil
}
diff --git a/internal/pkg/config/config.go b/internal/pkg/config/config.go
index e9ad3e1..b8ab825 100644
--- a/internal/pkg/config/config.go
+++ b/internal/pkg/config/config.go
@@ -1,16 +1,18 @@
package config
import (
- "encoding/json"
+ "crypto/sha1"
+ "encoding/hex"
+ "encoding/json"
"fmt"
"os"
"path/filepath"
"reflect"
+ "github.com/containernetworking/cni/pkg/types"
+ "github.com/containernetworking/cni/pkg/version"
"github.com/sirupsen/logrus"
"github.com/urfave/cli"
- "github.com/containernetworking/cni/pkg/types"
- "github.com/containernetworking/cni/pkg/version"
gcfg "gopkg.in/gcfg.v1"
"k8s.io/client-go/kubernetes"
@@ -288,15 +290,23 @@ func NewClientset(conf *KubernetesConfig) (*kubernetes.Clientset, error) {
}
func ConfigureNetConf(bytes []byte) (*types.NetConf, error) {
- conf := &types.NetConf{}
+ conf := &types.NetConf{}
if err := json.Unmarshal(bytes, conf); err != nil {
return nil, fmt.Errorf("failed to load netconf: %v", err)
}
- if conf.RawPrevResult != nil {
- if err := version.ParsePrevResult(conf); err != nil {
- return nil, err
- }
- }
- return conf, nil
+ if conf.RawPrevResult != nil {
+ if err := version.ParsePrevResult(conf); err != nil {
+ return nil, err
+ }
+ }
+ return conf, nil
+}
+
+func GetNodeIntfName(node string) string {
+ h := sha1.New()
+ h.Write([]byte(node))
+ bs := h.Sum(nil)
+ encodednodeStr := hex.EncodeToString(bs)
+ return fmt.Sprintf("ovn4nfv0-%s", encodednodeStr[:6])
}
diff --git a/internal/pkg/network/iptables.go b/internal/pkg/network/iptables.go
new file mode 100644
index 0000000..6e71b3f
--- /dev/null
+++ b/internal/pkg/network/iptables.go
@@ -0,0 +1,124 @@
+package network
+
+import (
+ "fmt"
+ "strings"
+
+ logf "sigs.k8s.io/controller-runtime/pkg/runtime/log"
+
+ "github.com/coreos/go-iptables/iptables"
+)
+
+var log = logf.Log.WithName("iptables")
+
+type IPTables interface {
+ AppendUnique(table string, chain string, rulespec ...string) error
+ Delete(table string, chain string, rulespec ...string) error
+ Exists(table string, chain string, rulespec ...string) (bool, error)
+}
+
+type IPTablesRule struct {
+ table string
+ chain string
+ rulespec []string
+}
+
+func MasqRules(ifname string) []IPTablesRule {
+ return []IPTablesRule{
+ // This rule makes sure ifname is SNAT
+ {"nat", "POSTROUTING", []string{"-o", ifname, "-j", "MASQUERADE"}},
+ }
+}
+
+func ForwardRules(ovnNetwork string) []IPTablesRule {
+ return []IPTablesRule{
+ // These rules allow traffic to be forwarded if it is to or from the ovn network range.
+ {"filter", "FORWARD", []string{"-s", ovnNetwork, "-j", "ACCEPT"}},
+ {"filter", "FORWARD", []string{"-d", ovnNetwork, "-j", "ACCEPT"}},
+ }
+}
+
+func ipTablesRulesExist(ipt IPTables, rules []IPTablesRule) (bool, error) {
+ for _, rule := range rules {
+ exists, err := ipt.Exists(rule.table, rule.chain, rule.rulespec...)
+ if err != nil {
+ // this shouldn't ever happen
+ return false, fmt.Errorf("failed to check rule existence: %v", err)
+ }
+ if !exists {
+ return false, nil
+ }
+ }
+
+ return true, nil
+}
+
+func SetupAndEnsureIPTables(rules []IPTablesRule) error {
+ ipt, err := iptables.New()
+ if err != nil {
+ // if we can't find iptables, give up and return
+ log.Error(err, "Failed to setup IPTables. iptables binary was not found")
+ return err
+ }
+
+ // Ensure that all the iptables rules exist every 5 seconds
+ if err := ensureIPTables(ipt, rules); err != nil {
+ log.Error(err, "Failed to ensure iptables rules")
+ return err
+ }
+
+ return nil
+
+}
+
+// DeleteIPTables delete specified iptables rules
+func DeleteIPTables(rules []IPTablesRule) error {
+ ipt, err := iptables.New()
+ if err != nil {
+ // if we can't find iptables, give up and return
+ log.Error(err, "Failed to setup IPTables. iptables binary was not found")
+ return err
+ }
+ teardownIPTables(ipt, rules)
+ return nil
+}
+
+func ensureIPTables(ipt IPTables, rules []IPTablesRule) error {
+ exists, err := ipTablesRulesExist(ipt, rules)
+ if err != nil {
+ return fmt.Errorf("Error checking rule existence: %v", err)
+ }
+ if exists {
+ // if all the rules already exist, no need to do anything
+ return nil
+ }
+ // Otherwise, teardown all the rules and set them up again
+ // We do this because the order of the rules is important
+ log.Info("Some iptables rules are missing; deleting and recreating rules")
+ teardownIPTables(ipt, rules)
+ if err = setupIPTables(ipt, rules); err != nil {
+ return fmt.Errorf("Error setting up rules: %v", err)
+ }
+ return nil
+}
+
+func setupIPTables(ipt IPTables, rules []IPTablesRule) error {
+ for _, rule := range rules {
+ log.Info("Adding iptables rule: ", "rule", strings.Join(rule.rulespec, " "))
+ err := ipt.AppendUnique(rule.table, rule.chain, rule.rulespec...)
+ if err != nil {
+ return fmt.Errorf("failed to insert IPTables rule: %v", err)
+ }
+ }
+
+ return nil
+}
+
+func teardownIPTables(ipt IPTables, rules []IPTablesRule) {
+ for _, rule := range rules {
+ log.Info("Deleting iptables rule: ", "rule", strings.Join(rule.rulespec, " "))
+ // We ignore errors here because if there's an error it's almost certainly because the rule
+ // doesn't exist, which is fine (we don't need to delete rules that don't exist)
+ ipt.Delete(rule.table, rule.chain, rule.rulespec...)
+ }
+}
diff --git a/internal/pkg/nfnNotify/proto/nfn.pb.go b/internal/pkg/nfnNotify/proto/nfn.pb.go
index d419af8..750d55b 100644
--- a/internal/pkg/nfnNotify/proto/nfn.pb.go
+++ b/internal/pkg/nfnNotify/proto/nfn.pb.go
@@ -371,6 +371,8 @@ func (m *DirectInfo) GetProviderIntf() string {
}
type InSync struct {
+ NodeIntfIpAddress string `protobuf:"bytes,1,opt,name=node_intf_ip_address,json=nodeIntfIpAddress,proto3" json:"node_intf_ip_address,omitempty"`
+ NodeIntfMacAddress string `protobuf:"bytes,2,opt,name=node_intf_mac_address,json=nodeIntfMacAddress,proto3" json:"node_intf_mac_address,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
@@ -401,6 +403,20 @@ func (m *InSync) XXX_DiscardUnknown() {
var xxx_messageInfo_InSync proto.InternalMessageInfo
+func (m *InSync) GetNodeIntfIpAddress() string {
+ if m != nil {
+ return m.NodeIntfIpAddress
+ }
+ return ""
+}
+
+func (m *InSync) GetNodeIntfMacAddress() string {
+ if m != nil {
+ return m.NodeIntfMacAddress
+ }
+ return ""
+}
+
func init() {
proto.RegisterType((*SubscribeContext)(nil), "SubscribeContext")
proto.RegisterType((*Notification)(nil), "Notification")
@@ -416,34 +432,37 @@ func init() {
}
var fileDescriptor_5b809db4a7814953 = []byte{
- // 431 bytes of a gzipped FileDescriptorProto
- 0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x94, 0x53, 0x5d, 0x6f, 0xd3, 0x30,
- 0x14, 0x5d, 0xd8, 0x94, 0x34, 0xb7, 0x1d, 0x74, 0x16, 0x1f, 0x05, 0x84, 0x34, 0xbc, 0x97, 0x8a,
- 0x87, 0x6c, 0x8c, 0x57, 0x9e, 0x18, 0x42, 0x8b, 0x84, 0x22, 0x94, 0x21, 0x5e, 0x2d, 0xd7, 0x71,
- 0x90, 0xb5, 0xf4, 0x3a, 0xf2, 0x4c, 0x4b, 0x7e, 0x00, 0xbf, 0x83, 0xbf, 0xc7, 0xcf, 0x40, 0xb1,
- 0x93, 0x35, 0x5d, 0xf7, 0xb2, 0x37, 0xfb, 0x9e, 0xeb, 0x73, 0xce, 0xbd, 0x3a, 0x86, 0x18, 0x4b,
- 0x4c, 0x6a, 0xa3, 0xad, 0xa6, 0xa7, 0x30, 0xbd, 0xfa, 0xb5, 0xb8, 0x11, 0x46, 0x2d, 0xe4, 0x85,
- 0x46, 0x2b, 0x7f, 0x5b, 0xf2, 0x1a, 0x62, 0xd4, 0x85, 0x64, 0xc8, 0x97, 0x72, 0x16, 0x1c, 0x07,
- 0xf3, 0x38, 0x1f, 0xb5, 0x85, 0x8c, 0x2f, 0x25, 0xfd, 0x17, 0xc0, 0x24, 0xd3, 0x56, 0x95, 0x4a,
- 0x70, 0xab, 0x34, 0x92, 0x97, 0x30, 0x12, 0xa8, 0x98, 0x6d, 0xea, 0xbe, 0x39, 0x12, 0xa8, 0xbe,
- 0x37, 0xb5, 0x24, 0x14, 0x22, 0x85, 0xec, 0xa6, 0x41, 0x31, 0x7b, 0x74, 0x1c, 0xcc, 0xc7, 0xe7,
- 0x51, 0x92, 0xe2, 0x55, 0x83, 0xe2, 0x72, 0x2f, 0x0f, 0x95, 0x3b, 0x91, 0x2f, 0x40, 0x6a, 0xa3,
- 0x57, 0xaa, 0x90, 0x86, 0xe1, 0x9a, 0x09, 0x23, 0xb9, 0x95, 0xb3, 0x7d, 0xd7, 0xfe, 0x3c, 0xf9,
- 0xd6, 0x41, 0x99, 0xb4, 0x6b, 0x6d, 0xae, 0x2f, 0x1c, 0x7a, 0xb9, 0x97, 0x4f, 0xfb, 0x37, 0xd9,
- 0xda, 0xd7, 0xee, 0xf2, 0x18, 0xb9, 0xd4, 0x2b, 0x39, 0x3b, 0xb8, 0x9f, 0x27, 0x77, 0xe8, 0x36,
- 0x8f, 0xaf, 0x7d, 0x8a, 0x21, 0xaa, 0x79, 0x53, 0x69, 0x5e, 0xd0, 0x3f, 0x01, 0x3c, 0xbb, 0xd7,
- 0x00, 0x99, 0xc3, 0x74, 0x28, 0x36, 0x58, 0xd4, 0xe3, 0x0d, 0x61, 0xbb, 0x2e, 0xf2, 0x06, 0x0e,
- 0x56, 0x15, 0xc7, 0x6e, 0xfe, 0x38, 0xf9, 0x51, 0x71, 0x4c, 0xb1, 0xd4, 0xb9, 0x2b, 0x93, 0x13,
- 0x08, 0x0b, 0x65, 0xa4, 0xb0, 0xdd, 0xc4, 0xe3, 0xe4, 0xb3, 0xbb, 0xba, 0x96, 0x0e, 0xa2, 0x7f,
- 0x77, 0x7d, 0x78, 0xb3, 0x0f, 0xf0, 0xf1, 0x0e, 0x8e, 0x5a, 0x41, 0x56, 0xe9, 0x9f, 0x4a, 0xf0,
- 0x8a, 0x29, 0xb4, 0xa5, 0x33, 0x15, 0xe7, 0x4f, 0x5a, 0xe0, 0xab, 0xaf, 0xa7, 0x68, 0x4b, 0x72,
- 0x06, 0x4f, 0xbd, 0x32, 0xbb, 0x25, 0x77, 0xed, 0xfb, 0xae, 0x9d, 0x78, 0xac, 0x37, 0xd4, 0xbe,
- 0xa0, 0xd7, 0x30, 0xea, 0x07, 0x23, 0x2f, 0x20, 0x72, 0x4a, 0xaa, 0xe8, 0xac, 0x84, 0xed, 0x35,
- 0x2d, 0xc8, 0x09, 0x1c, 0x6e, 0xf3, 0x79, 0xf9, 0x49, 0x3d, 0x60, 0x22, 0x6f, 0x61, 0xb2, 0x65,
- 0xd1, 0x6b, 0x8e, 0xab, 0x8d, 0x3d, 0xfa, 0x1e, 0x60, 0xb3, 0xa4, 0x5d, 0xd6, 0x60, 0x97, 0x95,
- 0x8e, 0x20, 0xf4, 0xc1, 0x3b, 0xff, 0xe8, 0xc2, 0xef, 0x02, 0xdc, 0x90, 0x53, 0x88, 0x6f, 0xc3,
- 0x4f, 0x8e, 0x92, 0xbb, 0x1f, 0xe1, 0xd5, 0x61, 0x32, 0x4c, 0xfa, 0x59, 0xb0, 0x08, 0xdd, 0xa7,
- 0xf9, 0xf0, 0x3f, 0x00, 0x00, 0xff, 0xff, 0x24, 0xa2, 0x9f, 0x85, 0x41, 0x03, 0x00, 0x00,
+ // 472 bytes of a gzipped FileDescriptorProto
+ 0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x94, 0x53, 0xdd, 0x6e, 0xd3, 0x30,
+ 0x14, 0x5e, 0xd8, 0xd4, 0x34, 0xa7, 0x1d, 0xb4, 0x47, 0x1b, 0x14, 0x10, 0xd2, 0xc8, 0x6e, 0x2a,
+ 0x2e, 0xd2, 0x6d, 0xdc, 0x72, 0x03, 0x43, 0x68, 0x91, 0xa0, 0x42, 0x19, 0xe2, 0xd6, 0x72, 0x1d,
+ 0x07, 0x59, 0x4b, 0x8f, 0xa3, 0xd4, 0xb4, 0xe4, 0x01, 0x78, 0x0e, 0x5e, 0x8f, 0xc7, 0x40, 0xb1,
+ 0x93, 0xfe, 0xac, 0xbb, 0xe1, 0x2e, 0x39, 0xdf, 0xf9, 0x7e, 0x6c, 0xf9, 0x83, 0x80, 0x32, 0x8a,
+ 0x8a, 0x52, 0x1b, 0x1d, 0x4e, 0x60, 0x70, 0xfb, 0x73, 0xb6, 0x10, 0xa5, 0x9a, 0xc9, 0x6b, 0x4d,
+ 0x46, 0xfe, 0x32, 0xf8, 0x12, 0x02, 0xd2, 0xa9, 0x64, 0xc4, 0xe7, 0x72, 0xe4, 0x9d, 0x79, 0xe3,
+ 0x20, 0xe9, 0xd6, 0x83, 0x29, 0x9f, 0xcb, 0xf0, 0xaf, 0x07, 0xfd, 0xa9, 0x36, 0x2a, 0x53, 0x82,
+ 0x1b, 0xa5, 0x09, 0x9f, 0x43, 0x57, 0x90, 0x62, 0xa6, 0x2a, 0xda, 0x65, 0x5f, 0x90, 0xfa, 0x56,
+ 0x15, 0x12, 0x43, 0xf0, 0x15, 0xb1, 0x45, 0x45, 0x62, 0xf4, 0xe8, 0xcc, 0x1b, 0xf7, 0xae, 0xfc,
+ 0x28, 0xa6, 0xdb, 0x8a, 0xc4, 0xcd, 0x41, 0xd2, 0x51, 0xf6, 0x0b, 0x3f, 0x01, 0x16, 0xa5, 0x5e,
+ 0xaa, 0x54, 0x96, 0x8c, 0x56, 0x4c, 0x94, 0x92, 0x1b, 0x39, 0x3a, 0xb4, 0xeb, 0x4f, 0xa3, 0xaf,
+ 0x0d, 0x34, 0x95, 0x66, 0xa5, 0xcb, 0xbb, 0x6b, 0x8b, 0xde, 0x1c, 0x24, 0x83, 0x96, 0x33, 0x5d,
+ 0xb9, 0xd9, 0x7d, 0x9d, 0x52, 0xce, 0xf5, 0x52, 0x8e, 0x8e, 0x1e, 0xd6, 0x49, 0x2c, 0xba, 0xab,
+ 0xe3, 0x66, 0x1f, 0x02, 0xf0, 0x0b, 0x5e, 0xe5, 0x9a, 0xa7, 0xe1, 0x6f, 0x0f, 0x4e, 0x1f, 0x0c,
+ 0x80, 0x63, 0x18, 0x6c, 0x9b, 0x6d, 0x5d, 0xd4, 0xe3, 0x8d, 0x60, 0x7d, 0x5d, 0xf8, 0x0a, 0x8e,
+ 0x96, 0x39, 0xa7, 0xe6, 0xfc, 0x41, 0xf4, 0x3d, 0xe7, 0x14, 0x53, 0xa6, 0x13, 0x3b, 0xc6, 0x73,
+ 0xe8, 0xa4, 0xaa, 0x94, 0xc2, 0x34, 0x27, 0xee, 0x45, 0x1f, 0xed, 0xaf, 0x5d, 0x69, 0xa0, 0xf0,
+ 0xcf, 0x7e, 0x0e, 0x17, 0xf6, 0x3f, 0x72, 0xbc, 0x81, 0x61, 0x6d, 0xc8, 0x72, 0xfd, 0x43, 0x09,
+ 0x9e, 0x33, 0x45, 0x26, 0xb3, 0xa1, 0x82, 0xe4, 0x49, 0x0d, 0x7c, 0x76, 0xf3, 0x98, 0x4c, 0x86,
+ 0x17, 0x70, 0xe2, 0x9c, 0xd9, 0x5a, 0xdc, 0xae, 0x1f, 0xda, 0x75, 0x74, 0x58, 0x1b, 0xa8, 0x66,
+ 0x84, 0x77, 0xd0, 0x6d, 0x0f, 0x86, 0xcf, 0xc0, 0xb7, 0x4e, 0x2a, 0x6d, 0xa2, 0x74, 0xea, 0xdf,
+ 0x38, 0xc5, 0x73, 0x38, 0xde, 0xd5, 0x73, 0xf6, 0xfd, 0x62, 0x4b, 0x09, 0x5f, 0x43, 0x7f, 0x27,
+ 0xa2, 0xf3, 0xec, 0xe5, 0x9b, 0x78, 0xe1, 0x25, 0xc0, 0xe6, 0x92, 0xf6, 0x55, 0xbd, 0x7d, 0xd5,
+ 0x30, 0x87, 0x8e, 0x7b, 0x78, 0x38, 0x81, 0x13, 0xfb, 0xb6, 0xeb, 0x55, 0xa6, 0x0a, 0xc6, 0xd3,
+ 0xb4, 0x94, 0x8b, 0x45, 0xc3, 0x1a, 0xd6, 0x58, 0xcd, 0x88, 0x8b, 0xf7, 0x0e, 0xc0, 0x4b, 0x38,
+ 0xdd, 0x10, 0xe6, 0x5c, 0xac, 0x19, 0x2e, 0x3d, 0xb6, 0x8c, 0x2f, 0x5c, 0x34, 0x94, 0xab, 0x77,
+ 0xb6, 0x60, 0xb6, 0x24, 0x15, 0x4e, 0x20, 0x58, 0x17, 0x0c, 0x87, 0xd1, 0xfd, 0xb2, 0xbd, 0x38,
+ 0x8e, 0xb6, 0xdb, 0x74, 0xe1, 0xcd, 0x3a, 0xb6, 0x98, 0x6f, 0xff, 0x05, 0x00, 0x00, 0xff, 0xff,
+ 0xad, 0x54, 0x7e, 0xa2, 0xa5, 0x03, 0x00, 0x00,
}
// Reference imports to suppress errors if they are not otherwise used.
diff --git a/internal/pkg/nfnNotify/proto/nfn.proto b/internal/pkg/nfnNotify/proto/nfn.proto
index 02855e7..567df29 100644
--- a/internal/pkg/nfnNotify/proto/nfn.proto
+++ b/internal/pkg/nfnNotify/proto/nfn.proto
@@ -47,4 +47,6 @@ message DirectInfo {
}
message InSync {
+ string node_intf_ip_address = 1;
+ string node_intf_mac_address = 2;
}
diff --git a/internal/pkg/nfnNotify/server.go b/internal/pkg/nfnNotify/server.go
index ac22d68..a201618 100644
--- a/internal/pkg/nfnNotify/server.go
+++ b/internal/pkg/nfnNotify/server.go
@@ -4,13 +4,14 @@ import (
"fmt"
"net"
pb "ovn4nfv-k8s-plugin/internal/pkg/nfnNotify/proto"
+ "ovn4nfv-k8s-plugin/internal/pkg/node"
v1alpha1 "ovn4nfv-k8s-plugin/pkg/apis/k8s/v1alpha1"
clientset "ovn4nfv-k8s-plugin/pkg/generated/clientset/versioned"
"strings"
"google.golang.org/grpc"
"google.golang.org/grpc/reflection"
- "k8s.io/apimachinery/pkg/apis/meta/v1"
+ v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/rest"
logf "sigs.k8s.io/controller-runtime/pkg/runtime/log"
@@ -45,6 +46,11 @@ func (s *serverDB) Subscribe(sc *pb.SubscribeContext, ss pb.NfnNotify_SubscribeS
if nodeName == "" {
return fmt.Errorf("Node name can't be empty")
}
+
+ nodeIntfIPAddr, nodeIntfMacAddr, err := node.AddNodeLogicalPorts(nodeName)
+ if err != nil {
+ return fmt.Errorf("Error in creating node logical port for node- %s: %v", nodeName, err)
+ }
cp := client{
context: sc,
stream: ss,
@@ -61,7 +67,10 @@ func (s *serverDB) Subscribe(sc *pb.SubscribeContext, ss pb.NfnNotify_SubscribeS
inSyncMsg := pb.Notification{
CniType: "ovn4nfv",
Payload: &pb.Notification_InSync{
- InSync: &pb.InSync{},
+ InSync: &pb.InSync{
+ NodeIntfIpAddress: nodeIntfIPAddr,
+ NodeIntfMacAddress: nodeIntfMacAddr,
+ },
},
}
log.Info("Send Insync")
diff --git a/internal/pkg/node/node.go b/internal/pkg/node/node.go
new file mode 100644
index 0000000..e989e07
--- /dev/null
+++ b/internal/pkg/node/node.go
@@ -0,0 +1,31 @@
+package node
+
+import (
+ "ovn4nfv-k8s-plugin/internal/pkg/ovn"
+
+ logf "sigs.k8s.io/controller-runtime/pkg/runtime/log"
+)
+
+var log = logf.Log.WithName("node")
+
+//AddNodeLogicalPorts return nodeIntfMacAddr and nodeIntfIPAddr
+func AddNodeLogicalPorts(node string) (nodeIntfMacAddr, nodeIntfIPAddr string, err error) {
+ ovnCtl, err := ovn.GetOvnController()
+ if err != nil {
+ return "", "", err
+ }
+
+ log.Info("Calling CreateNodeLogicalPorts")
+ nodeIntfMacAddr, nodeIntfIPAddr, err = ovnCtl.AddNodeLogicalPorts(node)
+ if err != nil {
+ return "", "", err
+ }
+ return nodeIntfMacAddr, nodeIntfIPAddr, nil
+}
+
+//DeleteNodeLogicalPorts return nil
+func DeleteNodeLogicalPorts(name, namesapce string) error {
+ // Run delete for all controllers;
+ // Todo
+ return nil
+}
diff --git a/internal/pkg/ovn/ovn.go b/internal/pkg/ovn/ovn.go
index 6f7951a..97dc99d 100644
--- a/internal/pkg/ovn/ovn.go
+++ b/internal/pkg/ovn/ovn.go
@@ -2,14 +2,16 @@ package ovn
import (
"fmt"
- "github.com/mitchellh/mapstructure"
- kapi "k8s.io/api/core/v1"
- kexec "k8s.io/utils/exec"
"math/rand"
"os"
+ "ovn4nfv-k8s-plugin/internal/pkg/config"
k8sv1alpha1 "ovn4nfv-k8s-plugin/pkg/apis/k8s/v1alpha1"
"strings"
"time"
+
+ "github.com/mitchellh/mapstructure"
+ kapi "k8s.io/api/core/v1"
+ kexec "k8s.io/utils/exec"
)
type Controller struct {
@@ -32,22 +34,23 @@ const (
var ovnConf *OVNNetworkConf
+//GetOvnNetConf return error
func GetOvnNetConf() error {
ovnConf = &OVNNetworkConf{}
ovnConf.Subnet = os.Getenv("OVN_SUBNET")
if ovnConf.Subnet == "" {
- fmt.Errorf("OVN subnet is not set in nfn-operator configmap env")
+ return fmt.Errorf("OVN subnet is not set in nfn-operator configmap env")
}
ovnConf.GatewayIP = os.Getenv("OVN_GATEWAYIP")
if ovnConf.GatewayIP == "" {
- fmt.Errorf("OVN gatewayIP is not set in nfn-operator configmap env")
+ log.Info("No Gateway IP address provided - 1st IP address of the subnet range will be used as Gateway", "Subnet", ovnConf.Subnet)
}
ovnConf.ExcludeIPs = os.Getenv("OVN_EXCLUDEIPS")
if ovnConf.ExcludeIPs == "" {
- fmt.Errorf("OVN excludeIPs is not set in nfn-operator configmap env")
+ log.Info("No IP addresses are excluded in the subnet range", "Subnet", ovnConf.Subnet)
}
return nil
@@ -98,6 +101,20 @@ func GetOvnController() (*Controller, error) {
return nil, fmt.Errorf("OVN Controller not initialized")
}
+func (oc *Controller) AddNodeLogicalPorts(node string) (ipAddr, macAddr string, err error) {
+ nodeName := strings.ToLower(node)
+ portName := config.GetNodeIntfName(nodeName)
+
+ log.V(1).Info("Creating Node logical port", "node", nodeName, "portName", portName)
+
+ ipAddr, macmacAddr, err := oc.addNodeLogicalPortWithSwitch(Ovn4nfvDefaultNw, portName)
+ if err != nil {
+ return "", "", err
+ }
+
+ return ipAddr, macmacAddr, nil
+}
+
// AddLogicalPorts adds ports to the Pod
func (oc *Controller) AddLogicalPorts(pod *kapi.Pod, ovnNetObjs []map[string]interface{}) (key, value string) {
@@ -344,6 +361,110 @@ func (oc *Controller) getGatewayFromSwitch(logicalSwitch string) (string, string
return gatewayIP, mask, nil
}
+func (oc *Controller) addNodeLogicalPortWithSwitch(logicalSwitch, portName string) (ipAddr, macAddr string, r error) {
+ var out, stderr string
+ var err error
+
+ log.V(1).Info("Creating Node logical port for on switch", "portName", portName, "logicalSwitch", logicalSwitch)
+
+ out, stderr, err = RunOVNNbctl("--wait=sb", "--",
+ "--may-exist", "lsp-add", logicalSwitch, portName,
+ "--", "lsp-set-addresses",
+ portName, "dynamic")
+ if err != nil {
+ log.Error(err, "Error while creating logical port %s ", "portName", portName, "stdout", out, "stderr", stderr)
+ return "", "", err
+ }
+
+ count := 30
+ for count > 0 {
+ out, stderr, err = RunOVNNbctl("get",
+ "logical_switch_port", portName, "dynamic_addresses")
+
+ if err == nil && out != "[]" {
+ break
+ }
+ if err != nil {
+ log.Error(err, "Error while obtaining addresses for", "portName", portName)
+ return "", "", err
+ }
+ time.Sleep(time.Second)
+ count--
+ }
+ if count == 0 {
+ log.Error(err, "Error while obtaining addresses for", "portName", portName, "stdout", out, "stderr", stderr)
+ return "", "", err
+ }
+
+ // static addresses have format ["0a:00:00:00:00:01 192.168.1.3"], while
+ // dynamic addresses have format "0a:00:00:00:00:01 192.168.1.3".
+ outStr := strings.TrimLeft(out, `[`)
+ outStr = strings.TrimRight(outStr, `]`)
+ outStr = strings.Trim(outStr, `"`)
+ addresses := strings.Split(outStr, " ")
+ if len(addresses) != 2 {
+ log.Info("Error while obtaining addresses for", "portName", portName)
+ return "", "", err
+ }
+
+ _, mask, err := oc.getGatewayFromSwitch(logicalSwitch)
+ if err != nil {
+ log.Error(err, "Error obtaining gateway address for switch", "logicalSwitch", logicalSwitch)
+ return "", "", err
+ }
+
+ ipAddr = fmt.Sprintf("%s/%s", addresses[1], mask)
+ macAddr = fmt.Sprintf("%s", addresses[0])
+
+ return ipAddr, macAddr, nil
+}
+
+func (oc *Controller) getNodeLogicalPortIPAddr(pod *kapi.Pod) (ipAddress string, r error) {
+ var out, stderr, nodeName, portName string
+ var err error
+
+ nodeName = strings.ToLower(pod.Spec.NodeName)
+ portName = config.GetNodeIntfName(nodeName)
+
+ log.V(1).Info("Get Node logical port", "pod", pod.GetName(), "node", nodeName, "portName", portName)
+
+ count := 30
+ for count > 0 {
+ out, stderr, err = RunOVNNbctl("get",
+ "logical_switch_port", portName, "dynamic_addresses")
+
+ if err == nil && out != "[]" {
+ break
+ }
+ if err != nil {
+ log.Error(err, "Error while obtaining addresses for", "portName", portName)
+ return "", err
+ }
+ time.Sleep(time.Second)
+ count--
+ }
+ if count == 0 {
+ log.Error(err, "Error while obtaining addresses for", "portName", portName, "stdout", out, "stderr", stderr)
+ return "", err
+ }
+
+ // static addresses have format ["0a:00:00:00:00:01 192.168.1.3"], while
+ // dynamic addresses have format "0a:00:00:00:00:01 192.168.1.3".
+ outStr := strings.TrimLeft(out, `[`)
+ outStr = strings.TrimRight(outStr, `]`)
+ outStr = strings.Trim(outStr, `"`)
+ addresses := strings.Split(outStr, " ")
+ if len(addresses) != 2 {
+ log.Info("Error while obtaining addresses for", "portName", portName)
+ return "", err
+ }
+
+ ipAddr := fmt.Sprintf("%s", addresses[1])
+ log.V(1).Info("Get Node logical port", "pod", pod.GetName(), "node", nodeName, "portName", portName, "Node port IP", ipAddr)
+
+ return ipAddr, nil
+}
+
func (oc *Controller) addLogicalPortWithSwitch(pod *kapi.Pod, logicalSwitch, ipAddress, macAddress, portName string) (annotation string) {
var out, stderr string
var err error
@@ -425,11 +546,18 @@ func (oc *Controller) addLogicalPortWithSwitch(pod *kapi.Pod, logicalSwitch, ipA
return
}
- gatewayIP, mask, err := oc.getGatewayFromSwitch(logicalSwitch)
+ _, mask, err := oc.getGatewayFromSwitch(logicalSwitch)
if err != nil {
log.Error(err, "Error obtaining gateway address for switch", "logicalSwitch", logicalSwitch)
return
}
+
+ gatewayIP, err := oc.getNodeLogicalPortIPAddr(pod)
+ if err != nil {
+ log.Error(err, "Error obtaining gateway address for switch", "logicalSwitch", logicalSwitch)
+ return
+ }
+
annotation = fmt.Sprintf(`{\"ip_address\":\"%s/%s\", \"mac_address\":\"%s\", \"gateway_ip\": \"%s\"}`, addresses[1], mask, addresses[0], gatewayIP)
return annotation